CN112413353A - Telescopic bracket and entrance guard - Google Patents
Telescopic bracket and entrance guard Download PDFInfo
- Publication number
- CN112413353A CN112413353A CN202011158213.9A CN202011158213A CN112413353A CN 112413353 A CN112413353 A CN 112413353A CN 202011158213 A CN202011158213 A CN 202011158213A CN 112413353 A CN112413353 A CN 112413353A
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- Prior art keywords
- rod
- rod sleeve
- telescopic
- plate
- sleeve
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- 239000011324 bead Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000013016 damping Methods 0.000 claims description 80
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 125000003003 spiro group Chemical group 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 11
- 230000033228 biological regulation Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000004308 accommodation Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
- F16B7/14—Telescoping systems locking in intermediate non-discrete positions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
- F16B7/14—Telescoping systems locking in intermediate non-discrete positions
- F16B7/1445—Telescoping systems locking in intermediate non-discrete positions with a rubber bushing gripping inside the outer telescoping member by a radial expansion due to its axial compression
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
- F16B7/14—Telescoping systems locking in intermediate non-discrete positions
- F16B7/1472—Telescoping systems locking in intermediate non-discrete positions with a clamping screw perpendicular to the axis of the telescoping members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B9/00—Connections of rods or tubular parts to flat surfaces at an angle
- F16B9/05—Connections of rods or tubular parts to flat surfaces at an angle by way of an intermediate member
- F16B9/054—Connections of rods or tubular parts to flat surfaces at an angle by way of an intermediate member the intermediate member being threaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/10—Movable barriers with registering means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention relates to a telescopic bracket and an entrance guard, which comprise a hollow telescopic rod, a rod sleeve sleeved outside the telescopic rod, and a limiting clamping sleeve clamped at the top of the rod sleeve, wherein the telescopic rod passes through the limiting clamping sleeve and is inserted into the rod sleeve; the side wall of one end of the telescopic rod inserted into the rod sleeve is screwed with a bead screw, and a steel ball of the bead screw is attached to the inner wall of the rod sleeve. Through the design of telescopic bracket structure, can freely height-adjusting, satisfy different application scenes, convenient the regulation, the fastening is good, and is difficult not hard up.
Description
Technical Field
The invention relates to the technical field of supports, in particular to a telescopic support capable of being used for fixing access control equipment and an access control.
Background
At present, access control equipment is generally hung on a door or a wall, and cannot meet the application of scenes with various height requirements. The existing telescopic support usually only uses a single locking device to fix and relax the contraction feeling, the telescopic support can only be in a clamping state or a completely relaxed state, and after an operator does not firmly grab the locking device of the telescopic assembly to open the whole telescopic assembly, the telescopic pipe is extremely easy to descend rapidly, so that the telescopic support and a hung object fall rapidly, an object is broken by smashing, and the fixed position aiming at the access control equipment is not available.
Moreover, the existing telescopic rod is used for a long time, the bolt is easy to loosen, the safe fixation cannot be guaranteed, and the height adjusting and positioning effects are poor.
Therefore, in view of the above problems, the present invention is directed to a telescopic bracket for fixing an access control device.
Disclosure of Invention
One of the purposes of the present invention is to provide a telescopic bracket, which can be used for fixing an access control device, and the design of the telescopic bracket is used to solve the technical problems that the access control device in the prior art is generally hung on a door or a wall, and cannot meet the application of scenes with various height requirements, and the prior telescopic bracket is easy to loosen and does not have a mounting position for the access control device.
The invention provides a telescopic bracket, which comprises:
a hollow telescopic rod is arranged on the upper end of the telescopic rod,
a rod sleeve externally sleeved on the telescopic rod,
a limit cutting sleeve clamped on the top of the rod sleeve, a telescopic rod passes through the limit cutting sleeve and is inserted into the rod sleeve,
the telescopic rod can move telescopically relative to the rod sleeve, the bottom of the rod sleeve is detachably fixed on the base, the bottom of the telescopic rod is inserted into the rod sleeve, the top of the telescopic rod extends out of the rod sleeve, and a positioning piece is arranged on the side wall of the rod sleeve; the side wall of one end of the telescopic rod inserted into the rod sleeve is screwed with a bead screw, and a steel ball of the bead screw is attached to the inner wall of the rod sleeve.
Furthermore, a cover plate is covered on the top of the rod sleeve, a telescopic rod perforation is arranged on the cover plate, a plurality of extension arms extending towards the interior of the rod sleeve are arranged at intervals in the circumferential direction of the cover plate, and a clamping hook is arranged at the bottom of each extension arm; the inner wall circumference of the rod sleeve is provided with a limiting clamping seat which is correspondingly clamped with the clamping hook.
Furthermore, the bottom of the telescopic rod can be detachably connected with a damping pad, the outer edge of the damping pad is attached to the inner wall of the rod sleeve, and a damping pad wire passing hole is formed in the damping pad.
Further, the damping pad includes: the line hole is crossed to the damping pad and is located on the gasket, has laid along the damping pad and has strengthened arch and a plurality of damping pad mounting hole along damping pad line hole circumference interval, and the inside damping pad mount pad that sets up with each damping pad mounting hole one-to-one that is equipped with of telescopic link, each damping pad fixing bolt correspond pass each damping pad mounting hole and the damping pad mount pad spiro union of corresponding is fixed.
Furthermore, the telescopic support further comprises an adapter, and the top of the telescopic rod is detachably connected with the adapter.
Further, the adapter includes:
the connecting rod is connected with the extension column through a connecting plate, the extension column is provided with a connecting plate wire passing hole, and the connecting plate wire passing hole sequentially penetrates through the extension column and the connecting plate; the top of the side face of the connecting plate opposite to the telescopic rod is provided with a top plate bent towards the side direction, the bottom of the side face of the connecting plate is provided with a transverse limiting moving plate extending downwards to form the connecting plate, the side wall of the telescopic rod is provided with a connecting plate inserting groove, and the top plate is detachably connected with the top of the telescopic rod.
Further, the base includes: the bottom plate is provided with a rod sleeve jack, the circumferential direction of the bottom plate and the circumferential direction of the rod sleeve jack are respectively provided with an outer supporting side plate and an inner supporting side plate which extend downwards, the bottom of the inner supporting side plate is circumferentially provided with a bottom supporting plate which is bent inwards, the inner supporting side plate and the outer supporting side plate are sequentially and correspondingly provided with an inner bottom wire outlet hole and an outer bottom wire outlet hole, the inner bottom wire outlet hole is downwards communicated with the bottom supporting plate, the outer wall of the inner supporting side plate is circumferentially provided with a plurality of reinforcing ribs at intervals, and the top of each reinforcing rib extends upwards and is fixedly connected with the; the inner support side plate is circumferentially provided with a plurality of rod sleeve fixing screw holes at intervals, rod sleeve positioning bolts are screwed in the rod sleeve fixing screw holes, rod sleeve mounting holes corresponding to the rod sleeve fixing screw holes are formed in the side wall of the bottom of the rod sleeve, the rod sleeve positioning bolts penetrate into the corresponding rod sleeve mounting holes to fix the rod sleeve and the base into a whole, and rod sleeve wire outlet holes corresponding to the inner bottom wire outlet holes are formed in the side wall of the bottom of the rod sleeve.
Furthermore, the locating piece comprises a locating screw hole and a locating bolt, and the locating bolt is in threaded connection with the locating screw hole.
Furthermore, still be equipped with the circuit on the lateral wall of telescopic link and change the hole, the circuit is changed and can be dismantled on the hole and be connected with the side shroud, and a plurality of louvres have been laid at the interval on the side shroud.
The invention also provides an entrance guard, which comprises an entrance guard body and a telescopic support, wherein the entrance guard body is arranged on the telescopic support, and the telescopic support is any one of the telescopic supports.
The telescopic support provided by the invention can be used for fixing access control equipment, and has the following progress compared with the prior art:
1. according to the telescopic support provided by the invention, the telescopic rod can freely stretch in the loop bar, and is matched and fixed through the positioning piece after being adjusted to the required height, so that the telescopic support reaches a certain height, as the wave bead screws are screwed on the side walls (such as two opposite side walls) of one end of the telescopic rod inserted into the rod sleeve, the resistance for downward movement of the telescopic rod can be given, the telescopic rod is prevented from rapidly descending due to the loosening of the positioning piece, the damage of equipment arranged on the telescopic rod is avoided, and meanwhile, the positioning piece is convenient to install after the height is adjusted; the wave bead screw is screwed on the telescopic rod, so that the screwing depth of the wave bead screw can be adjusted, the friction force between the wave bead screw and the inner wall of the rod sleeve is adjusted, and the stability of the telescopic rod is further ensured; through the setting of spacing cutting ferrule, can with ripples pearl screw fit, when adjusting the telescopic link, outside can avoiding the telescopic link to extract the rod cover, guarantee the telescopic link in the inside regulation of rod cover, can play simultaneously and prevent that the dust from getting into in the rod cover, guarantee telescopic bracket's life.
2. The telescopic support provided by the invention further arranges the limiting cutting sleeve, wherein the limiting cutting sleeve comprises a cover plate covered at the top of the rod sleeve, the cover plate is provided with a telescopic rod through hole, a plurality of extension arms extending towards the inside of the rod sleeve are distributed at intervals in the circumferential direction of the cover plate, and the bottom of each extension arm is provided with a clamping hook; the inner wall circumference of rod cover is equipped with the spacing cassette that corresponds the joint with the trip, has played the spacing support to the telescopic link, and the apron still restricts the ripples pearl screw simultaneously and shifts up, avoids extracting of telescopic link in accommodation process, and the cooperation joint of trip and spacing cassette makes things convenient for the installation and the fixed of apron.
3. According to the telescopic support, the damping pad comprises the gasket, the damping pad wire passing holes are formed in the bottom plate, and the reinforcing bulges are distributed at intervals along the circumferential direction of the damping pad wire passing holes of the gasket; the damping pad that follows the gasket is crossed line hole circumference and is still laid a plurality of damping pad mounting holes at the interval, the inside damping pad mount pad that sets up with each damping pad mounting hole one-to-one that is equipped with of telescopic link, each damping pad fixing bolt corresponds passes each damping pad mounting hole and the fixed design of damping pad mount pad spiro union that corresponds, strengthen the arch and play the reinforcement to the gasket, through damping pad mounting hole and damping pad mount pad and damping pad fixing bolt's design, realize the demountable installation of gasket, easy to assemble and change.
4. According to the telescopic support provided by the invention, the side wall of the telescopic rod is also provided with the circuit replacing hole, the circuit replacing hole is detachably connected with the side cover plate, the side cover plate is provided with a plurality of radiating holes at intervals, the circuit replacing hole facilitates the replacement of a circuit, and meanwhile, the design of the side cover plate facilitates the protection of cables, the design of the radiating holes and the radiation of heat.
5. The telescopic bracket provided by the invention can enable the cables of the whole machine to be distributed in the telescopic bracket, thereby ensuring the attractiveness of the bracket.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view (perspective view, side view) of a telescopic bracket for fixing an access control device according to the present invention;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a schematic structural view (front view) of the telescopic bracket for fixing the access control device according to the present invention;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3 at A;
fig. 5 is a bottom view of the base of the present invention.
Description of reference numerals:
1. a telescopic rod; 2. a rod sleeve; 201. a rod sleeve mounting hole; 202. a rod sleeve wire outlet hole; 3. a base; 31. a base plate; 32. an outer support side plate; 33. a rod sleeve jack; 34. an inner support side plate; 35. the rod sleeve is fixed with a screw hole; 36. the rod sleeve is provided with a positioning bolt; 37. reinforcing ribs; 341. an inner bottom wire outlet hole; 39. a bottom support plate; 4. a transfer seat; 41. an adapter plate; 42. a connecting plate; 43. extending the column; 44. the adapter plate is provided with a wire passing hole; 45. a top plate; 46. a transverse limiting moving plate; 5. positioning the screw hole; 6. positioning the bolt; 7. a limiting clamping sleeve; 71. a cover plate; 72. perforating the telescopic rod; 73. an extension arm; 74. a hook is clamped; 8. a ball screw; 81. a screw; 82. steel balls; 83. a spring; 9. a damping pad; 91. a gasket; 92. the damping cushion is provided with a wire through hole; 93. a damping pad mounting hole; 94. a damping pad fixing bolt; 95. a reinforcing protrusion; 10. a limiting clamping seat; 101. connecting plate inserting grooves; 102. a damping pad mounting seat; 12. a line replacement hole; 13. a side cover plate; 131. heat dissipation holes; 14. the door control system comprises a door control body; 321. an outer bottom wire outlet hole; 15. a cable.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, 2, 3 and 4, the present embodiment provides a telescopic bracket including: the telescopic rod comprises a hollow telescopic rod 1, a rod sleeve 2 externally sleeved on the telescopic rod 1, and a limiting clamping sleeve 7 clamped at the top of the rod sleeve 2, wherein the telescopic rod 1 penetrates through the limiting clamping sleeve 7 and is inserted into the rod sleeve 2, the telescopic rod 1 can move telescopically relative to the rod sleeve 2, the bottom of the rod sleeve 2 is detachably fixed on a base 3, the bottom of the telescopic rod 1 is inserted into the rod sleeve 2, the top of the telescopic rod 1 extends out of the rod sleeve 2, and a positioning piece is arranged on the side wall of the rod sleeve 2; the side wall of one end of the telescopic rod 1 inserted into the rod sleeve 2 is screwed with a bead screw 8, and the steel ball of the bead screw 8 is attached to the inner wall of the rod sleeve 2.
The invention provides a telescopic bracket, which comprises: the telescopic rod comprises a hollow telescopic rod 1, a rod sleeve 2 externally sleeved on the telescopic rod 1, and a limiting clamping sleeve 7 clamped at the top of the rod sleeve 2, wherein the telescopic rod 1 penetrates through the limiting clamping sleeve 7 and is inserted into the rod sleeve 2, the telescopic rod 1 can move telescopically relative to the rod sleeve 2, the bottom of the rod sleeve 2 is detachably fixed on a base 3, the bottom of the telescopic rod 1 is inserted into the rod sleeve 2, the top of the telescopic rod 1 extends out of the rod sleeve 2, and a positioning piece is arranged on the side wall of the rod sleeve 2; the side wall of one end of the telescopic rod 1 inserted into the rod sleeve 2 is screwed with a bead screw 8, the steel ball of the bead screw 8 is attached to the inner wall of the rod sleeve 2, the telescopic rod 1 can freely stretch and retract in the sleeve rod 2, and after the required height is adjusted, the telescopic bracket is matched and fixed through a positioning piece, so that the telescopic bracket reaches a certain height, the height of the telescopic bracket can be adjusted to 750mm,950mm and 1150mm, children and adults with the height of 1-2mm can be measured when a person is at a distance of one meter from equipment, because the bead screws 8 are screwed on two opposite side walls of one end of the telescopic rod 1 inserted into the rod sleeve 2, the resistance for downward movement of the telescopic rod can be given, the telescopic rod 1 is prevented from rapidly descending due to the loosening of the positioning piece, the equipment mounted on the telescopic rod 1 is prevented from being damaged, and the positioning piece; because the wave bead screw 8 is screwed on the telescopic rod, the screwing depth of the wave bead screw 8 can be adjusted, so that the friction force between the wave bead screw 8 and the inner wall of the rod sleeve 2 is adjusted, and the stability of the telescopic rod 1 is further ensured; through the setting of spacing cutting ferrule 7, can with the cooperation of ripples pearl screw 8, when adjusting telescopic link 1, can avoid telescopic link 1 to extract rod cover 2 outside, guarantee the telescopic link in the regulation of rod cover 2 inside, can play simultaneously and prevent that the dust from getting into in rod cover 2, guarantee telescopic bracket's life.
The positioning piece of the embodiment comprises a positioning screw hole 5 and a positioning bolt 6, wherein the positioning bolt 6 is screwed in the positioning screw hole 5; the positioning bolt 6 is matched and fixed with the positioning screw hole 5, so that the telescopic support reaches a certain height.
The positioning bolt 6 of this embodiment adopts M5x10 screw, and the material of telescopic link 1 and rod cover 2 is the aluminum alloy.
The relative both sides of telescopic link 1 of this embodiment all the spiro union have four ripples pearl screws 8, guarantee the firm regulation between telescopic link 1 and pole cover.
Specifically, as shown in fig. 2 and 4, the wave ball screw 8 of the present embodiment includes a screw rod transversely screwed to the side wall of the telescopic rod 1, one end of the screw rod 81 is screwed into the telescopic rod 1, one end of the screw rod 81 disposed outside the telescopic rod 1 is provided with a groove, a spring 83 is disposed in the groove, and a steel ball 82 connected with the spring 83 and pressing the spring 83 into the groove is clamped at the notch of the groove; the screw rod 81 one end spiral shell is gone into in the telescopic link 1 can be as required the adjustment spiro union in the degree of depth of telescopic link 1, and steel ball 82 and spring 83 cooperation form certain interference frictional force at rod cover 1 inner wall, guarantee telescopic link 1 in the reliability of flexible process, guarantee that long-time fixed can not appear becoming flexible of telescopic link 1.
As shown in fig. 2 and 4, in some embodiments, the limiting ferrule 7 includes: a cover plate 71 covering the top of the rod sleeve 2, wherein the cover plate 71 is provided with telescopic rod through holes 72, a plurality of extension arms 73 extending towards the inside of the rod sleeve 2 are arranged at intervals in the circumferential direction of the cover plate 71, and the bottom of each extension arm 73 is provided with a clamping hook 74; the inner wall of the rod sleeve 2 is circumferentially provided with a limiting clamping seat 10 which is correspondingly clamped with the clamping hook 74.
The limiting clamp sleeve 7 is further arranged, the limiting clamp sleeve 7 comprises a cover plate 71 covering the top of the rod sleeve 2, a telescopic rod through hole 72 is formed in the cover plate 71, a plurality of extension arms 73 extending towards the inside of the rod sleeve 2 are arranged on the cover plate 71 at intervals in the circumferential direction, and a clamping hook 74 is arranged at the bottom of each extension arm 73; the inner wall circumference of rod cover 2 is equipped with the spacing cassette 10 that corresponds the joint with trip 74, has played the spacing support to telescopic link 1, and apron 71 can also restrict ripples pearl screw 8 simultaneously and move upward, avoids extracting of telescopic link 1 in accommodation process, and trip 74 and spacing cassette 10's cooperation joint make things convenient for the installation and the fixing of apron 71.
As shown in fig. 2 and 4, the bottom of the telescopic rod 1 of the present embodiment is detachably connected with a damping pad 9, the outer edge of the damping pad 9 is attached to the inner wall of the rod sleeve 2, and the damping pad 9 is provided with a damping pad wire passing hole 92.
According to the invention, the damping pad 9 is detachably connected to the bottom of the telescopic rod 1, the outer edge of the damping pad 9 is tightly attached to the inner wall of the rod sleeve 2, and the damping pad wire passing hole 92 is arranged on the damping pad 9, so that the friction force between the telescopic rod 1 and the rod sleeve 1 is further increased, meanwhile, the damping pad wire passing hole 92 is convenient for the wiring of the cable 15, and meanwhile, the damping pad 9 can be matched with the limiting clamping sleeve 7, so that the telescopic rod 1 is prevented from being pulled out of the rod sleeve 2 in the adjusting process.
As shown in fig. 2 and 4, the damping pad 9 of the present embodiment includes: gasket 91, damping pad cross line hole 92 and locate on gasket 91, has laid along damping pad cross line hole 92 circumference interval and has strengthened protruding 95 and a plurality of damping pad mounting hole 93, and telescopic link 1 is inside to be equipped with the damping pad mount pad 102 that sets up with each damping pad mounting hole 93 one-to-one, and each damping pad fixing bolt 94 corresponds to pass each damping pad mounting hole 93 and the damping pad mount pad 102 spiro union that corresponds is fixed.
According to the invention, the damping pad 9 comprises a gasket 91, the damping pad wire through holes 92 are arranged on the bottom plate 91, and the reinforcing protrusions 95 are distributed at intervals along the circumferential direction of the damping pad wire through holes 92 of the gasket 91; still lay a plurality of damping pad mounting holes 93 along damping pad line hole 92 circumference of gasket 91 at intervals, 1 inside damping pad mount pad 102 that sets up with each damping pad mounting hole 93 one-to-one that is equipped with of telescopic link, each damping pad fixing bolt 94 corresponds passes each damping pad mounting hole 93 and the fixed design of damping pad mount pad 102 spiro union that corresponds, strengthen protruding 95 and play the reinforcement to gasket 91, through damping pad mounting hole 93 and damping pad mount pad 102 and damping pad fixing bolt 94's design, realize gasket 91's demountable installation, easy to assemble and change.
The damping pad 9 of this embodiment is a rubber pad.
As shown in fig. 1 and 2, the telescopic bracket of the embodiment further includes an adapter 4, and the top of the telescopic rod 1 is detachably connected to the adapter 4; the adaptor 4 includes: the connecting rod 1 is provided with an adapter plate 41 used for connecting a device to be fixed and a connecting plate 42 used for connecting the telescopic rod 1, the adapter plate 41 is connected with the connecting plate 42 into a whole through an extension column 43, the connecting plate 42 is provided with an adapter plate wire passing hole 44, and the adapter plate wire passing hole 44 sequentially penetrates through the extension column 43 and the connecting plate 42; the top of the side face of the connecting plate 42 opposite to the telescopic rod 1 is provided with a top plate 45 bent towards the side direction, the bottom of the side face is provided with a transverse limiting moving plate 46 extending downwards out of the connecting plate 42, the side wall of the telescopic rod 1 is provided with a connecting plate inserting groove 101, and the top plate 45 is detachably connected with the top of the telescopic rod 1.
The telescopic support further comprises an adapter 4, the top of the telescopic rod 1 is detachably connected with the adapter 4, the access control equipment adapter 4 comprises an adapter plate 41 for fixing access control equipment and a connecting plate 42 for connecting with the telescopic rod 1, the adapter plate 41 is connected with the connecting plate 42 into a whole through an extension column 43, an adapter plate wire passing hole 44 is formed in the connecting plate 42, and the adapter plate wire passing hole 44 sequentially penetrates through the extension column 43 and the connecting plate 42; the top of the side of connecting plate 42 relative with telescopic link 1 is equipped with roof 45 to the side direction buckling, the bottom is equipped with the horizontal spacing movable plate 46 that downwardly extends connecting plate 42, be equipped with connecting plate inserting groove 101 on the 1 lateral wall of telescopic link, the design of being connected can be dismantled at roof 45 and telescopic link 1's top, keysets 41 is used for the installation with entrance guard's equipment and fixes, connecting plate 42 is used for being connected with the telescopic link, extension post 43 realizes keysets 41 and connecting plate 42's connection, thereby be fixed in entrance guard's equipment on telescopic link 1, cross line hole 44 through the keysets simultaneously, make things convenient for the line of walking of entrance guard's equipment cable 15, connecting plate 42 passes through roof 45 and the cooperation of horizontal spacing movable plate 46, make connecting plate 42 be fixed in on the telescopic link, roof 45.
As shown in fig. 1, 2, 3 and 5, the base 3 of the present embodiment includes: the bottom plate 31 is provided with a rod sleeve jack 33 on the bottom plate 31, an outer support side plate 32 and an inner support side plate 34 which extend downwards are respectively arranged in the circumferential direction of the bottom plate 31 and the circumferential direction of the rod sleeve jack 33, a bottom support plate 39 which is bent inwards is arranged in the circumferential direction of the bottom of the inner support side plate 34, an inner bottom wire outlet 341 and an outer bottom wire outlet 321 are correspondingly arranged on the inner support side plate 34 and the outer support side plate 32 in sequence, the inner bottom wire outlet 341 penetrates through the bottom support plate 39 downwards, a plurality of reinforcing ribs 37 are arranged on the outer wall of the inner support side plate 34 at intervals in the circumferential direction, and the top of each reinforcing rib 37 extends upwards and; a plurality of rod sleeve fixing screw holes 35 are circumferentially distributed on the inner support side plate 34 at intervals, rod sleeve positioning bolts 36 are screwed in the rod sleeve fixing screw holes 35, rod sleeve mounting holes 201 corresponding to the rod sleeve fixing screw holes 35 are formed in the side wall of the bottom of the rod sleeve 2, the rod sleeve 2 and the base 3 are fixed into a whole by the rod sleeve positioning bolts 36 penetrating into the corresponding rod sleeve mounting holes 201, and rod sleeve wire outlet holes 202 corresponding to the inner bottom wire outlet holes 341 are formed in the side wall of the bottom of the rod sleeve 2.
The base 3 comprises a bottom plate 31, a rod sleeve jack 33 is arranged on the bottom plate 31, an outer supporting side plate 32 and an inner supporting side plate 34 which extend downwards are respectively arranged in the circumferential direction of the bottom plate 31 and the circumferential direction of the rod sleeve jack 33, a bottom supporting plate 39 which is bent inwards is arranged in the circumferential direction of the bottom of the inner supporting side plate 34, an inner bottom wire outlet hole 341 and an outer bottom wire outlet hole 321 are sequentially and correspondingly arranged on the inner supporting side plate 34 and the outer supporting side plate 32, the inner bottom wire outlet hole 341 penetrates through the bottom supporting plate 39 downwards, a plurality of reinforcing ribs 37 are distributed on the outer wall of the inner supporting side plate 34 at intervals in the circumferential direction, and the top of each reinforcing rib 37 extends upwards; a plurality of rod sleeve fixing screw holes 35 are circumferentially distributed on the inner support side plate 34 at intervals, rod sleeve positioning bolts 36 are screwed in the rod sleeve fixing screw holes 35, rod sleeve mounting holes 201 corresponding to the rod sleeve fixing screw holes 35 are formed in the side wall of the bottom of the rod sleeve 2, each rod sleeve positioning bolt 36 penetrates into the corresponding rod sleeve mounting hole 201 to fix the rod sleeve 2 and the base 3 into a whole, a rod sleeve wire outlet 202 corresponding to the inner bottom wire outlet 341 is formed in the side wall of the bottom of the rod sleeve 2, wiring and fixing of the cable 15 are facilitated, and the installation is facilitated.
The limiting clamp sleeve 7 is made of nylon.
As shown in fig. 1, the side wall of the telescopic rod 1 of the present embodiment is further provided with a line replacement hole 12, the line replacement hole 12 is detachably connected to a side cover plate 13, and a plurality of heat dissipation holes 131 are arranged on the side cover plate 13 at intervals.
According to the invention, the side wall of the telescopic rod 1 is also provided with the line replacing hole 12, the line replacing hole 12 is detachably connected with the side cover plate 13, the side cover plate 13 is provided with a plurality of heat dissipation holes 131 at intervals, the line replacing hole 12 facilitates the replacement of the line, and meanwhile, the design of the side cover plate 13 facilitates the protection of the cable 15, the design of the heat dissipation holes 131 and the dissipation of heat.
As shown in fig. 1, this embodiment still provides an entrance guard, entrance guard includes entrance guard's body 14 and telescopic bracket, entrance guard's body 14 set up in telescopic bracket is last, telescopic bracket is any one of the above-mentioned telescopic bracket.
The entrance guard body 14 has a face recognition function and a temperature measurement module.
The assembling process of the telescopic bracket comprises the following steps:
1) fixing a damping pad 9 at the bottom end of the telescopic rod 1 through a damping pad fixing bolt 94, and correspondingly fixing a wave bead screw 8 in a mounting hole of the telescopic rod 1;
2) the limiting clamping sleeve 7 is clamped at the top of the rod sleeve 2, the top end of the telescopic rod 1 penetrates into the rod sleeve 2 from the bottom of the rod sleeve and sequentially penetrates out of the top of the rod sleeve 2 and the telescopic rod through hole 72 of the limiting clamping sleeve 7, and after the telescopic rod 1 is adjusted to a fixed position, the positioning bolt 6 penetrates into the positioning screw hole 5 to realize the connection and fixation of the telescopic rod 1 and the rod sleeve 2;
3) the bottom of the rod sleeve 2 downwards passes through the rod sleeve insertion hole 33 of the base 3, and the rod sleeve positioning bolt 36 correspondingly passes through the rod sleeve mounting hole 201, so that the rod sleeve 2 is fixedly connected with the base 3.
4) The connecting plate 42 of the adapter 4 is correspondingly installed on the top of the telescopic rod 1, so that the transverse limiting moving plate 46 extends into the telescopic rod 1, and the top plate 45 is connected with the top of the telescopic rod 1 through a bolt.
Installation process of entrance guard body 14 and telescopic bracket:
1) before installation, the adapter 4 can be detached, and then the cable 15 of the access control body 14 sequentially passes through the telescopic rod 1 and the rod sleeve 2 from the adapter plate wire passing hole 44 of the adapter plate 41 and passes out of the base 3;
2) the entrance guard body 14 and the adapter plate 41 of the adapter 4 are fixedly connected through bolts, and the connecting plate 42 is inserted into the telescopic rod 1, so that the transverse limiting moving plate 46 extends into the internal top plate 45 of the telescopic rod 1 and is fixedly connected with the top of the telescopic rod 1 through bolts.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A telescoping support, comprising:
a hollow telescopic rod (1),
a rod sleeve (2) sleeved outside the telescopic rod (1),
a limiting clamping sleeve (7) clamped at the top of the rod sleeve (2), the telescopic rod (1) passes through the limiting clamping sleeve (7) and is inserted into the rod sleeve (2),
the telescopic rod (1) can move telescopically relative to the rod sleeve (2), the bottom of the rod sleeve (2) is detachably fixed on the base (3), the bottom of the telescopic rod (1) is inserted into the rod sleeve (2), the top of the telescopic rod (1) extends out of the rod sleeve (2), and a positioning piece is arranged on the side wall of the rod sleeve (2); the side wall of one end of the telescopic rod (1) inserted into the rod sleeve (2) is screwed with a bead screw (8), and the steel ball of the bead screw (8) is attached to the inner wall of the rod sleeve (2).
2. Telescopic bracket according to claim 1, wherein said stop collar (7) comprises: the cover plate (71) is covered on the top of the rod sleeve (2), telescopic rod through holes (72) are formed in the cover plate (71), a plurality of extension arms (73) extending towards the interior of the rod sleeve (2) are arranged at intervals in the circumferential direction of the cover plate (71), and clamping hooks (74) are arranged at the bottoms of the extension arms (73); the inner wall of the rod sleeve (2) is circumferentially provided with a limiting clamping seat (10) which is correspondingly clamped with the clamping hook (74).
3. The telescopic bracket according to claim 1, characterized in that the bottom of the telescopic rod (1) is detachably connected with a damping pad (9), the outer edge of the damping pad (9) is attached to the inner wall of the rod sleeve (2), and the damping pad (9) is provided with a damping pad wire passing hole (92).
4. Telescopic bracket according to claim 3, wherein the damping pad (9) comprises: gasket (91), the line hole is crossed to the damping pad (92) is located on gasket (91), it strengthens arch (95) and a plurality of damping pad mounting hole (93) to lay along the line hole is crossed to the damping pad (92) circumference interval, telescopic link (1) inside be equipped with damping pad mount pad (102) that each damping pad mounting hole (93) one-to-one set up, each damping pad fixing bolt (94) correspond pass each damping pad mounting hole (93) and damping pad mount pad (102) spiro union fixed with the correspondence.
5. Telescopic bracket according to claim 1, further comprising an adapter (4), wherein the top of the telescopic rod (1) is detachably connected to the adapter (4).
6. Telescopic support according to claim 5, wherein the adapter (4) comprises:
the fixing device comprises an adapter plate (41) used for connecting a device to be fixed and a connecting plate (42) used for being connected with the telescopic rod (1), wherein the adapter plate (41) is connected with the connecting plate (42) into a whole through an extension column (43), the connecting plate (42) is provided with an adapter plate wire passing hole (44), and the adapter plate wire passing hole (44) sequentially penetrates through the extension column (43) and the connecting plate (42); the top of the side face of the connecting plate (42) opposite to the telescopic rod (1) is provided with a top plate (45) bent towards the side direction, the bottom of the side face of the connecting plate is provided with a transverse limiting moving plate (46) extending downwards out of the connecting plate (42), the side wall of the telescopic rod (1) is provided with a connecting plate inserting groove (101), and the top plate (45) is detachably connected with the top of the telescopic rod (1).
7. Telescopic support according to claim 1, wherein said base (3) comprises:
the bottom plate (31), the bottom plate (31) is provided with a rod sleeve jack (33), the circumferential direction of the bottom plate (31) and the circumferential direction of the rod sleeve jack (33) are respectively provided with an outer support side plate (32) and an inner support side plate (34) which extend downwards, the bottom of the inner support side plate (34) is circumferentially provided with a bottom support plate (39) which is bent inwards, the inner support side plate (34) and the outer support side plate (32) are sequentially and correspondingly provided with an inner bottom wire outlet hole (341) and an outer bottom wire outlet hole (321), the inner bottom wire outlet hole (341) penetrates through the bottom support plate (39) downwards, the outer wall of the inner support side plate (34) is circumferentially provided with a plurality of reinforcing ribs (37) at intervals, and the top of each reinforcing rib (37) extends upwards to; a plurality of rod sleeve fixing screw holes (35) are circumferentially distributed on the inner support side plate (34) at intervals, rod sleeve positioning bolts (36) are screwed in the rod sleeve fixing screw holes (35), rod sleeve mounting holes (201) corresponding to the rod sleeve fixing screw holes (35) are formed in the side wall of the bottom of the rod sleeve (2), the rod sleeve (2) and the base (3) are fixed into a whole by the aid of the rod sleeve positioning bolts (36) penetrating into the corresponding rod sleeve mounting holes (201), and rod sleeve wire outlet holes (202) corresponding to the inner bottom wire outlet holes (341) are formed in the side wall of the bottom of the rod sleeve (2).
8. The telescopic bracket according to claim 1, wherein the positioning member comprises a positioning screw hole (5) and a positioning bolt (6), and the positioning bolt (6) is screwed in the positioning screw hole (5).
9. The telescopic bracket according to claim 1, wherein a line replacement hole (12) is further formed in the side wall of the telescopic rod (1), a side cover plate (13) is detachably connected to the line replacement hole (12), and a plurality of heat dissipation holes (131) are formed in the side cover plate (13) at intervals.
10. An entrance guard, characterized in that, entrance guard includes entrance guard's body (14) and telescopic bracket, entrance guard's body (14) set up in telescopic bracket is last, telescopic bracket be any one of claims 1-9 telescopic bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011158213.9A CN112413353A (en) | 2020-10-26 | 2020-10-26 | Telescopic bracket and entrance guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011158213.9A CN112413353A (en) | 2020-10-26 | 2020-10-26 | Telescopic bracket and entrance guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112413353A true CN112413353A (en) | 2021-02-26 |
Family
ID=74840570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011158213.9A Pending CN112413353A (en) | 2020-10-26 | 2020-10-26 | Telescopic bracket and entrance guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112413353A (en) |
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| CN213840313U (en) * | 2020-10-26 | 2021-07-30 | 江苏创视赛维科技有限公司 | Telescopic bracket and entrance guard |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205136269U (en) * | 2015-10-14 | 2016-04-06 | 中山益拍摄影器材有限公司 | Flexible pipe retainer |
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