CN111350887A - Seamless connecting device of pipe that uses among industry transport engineering - Google Patents
Seamless connecting device of pipe that uses among industry transport engineering Download PDFInfo
- Publication number
- CN111350887A CN111350887A CN202010289114.8A CN202010289114A CN111350887A CN 111350887 A CN111350887 A CN 111350887A CN 202010289114 A CN202010289114 A CN 202010289114A CN 111350887 A CN111350887 A CN 111350887A
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- side wall
- pivot
- lock catch
- wall
- outer side
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- 238000004642 transportation engineering Methods 0.000 title claims description 11
- 229910000975 Carbon steel Inorganic materials 0.000 claims abstract description 8
- 239000010962 carbon steel Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 21
- 238000001125 extrusion Methods 0.000 claims description 5
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 2
- 238000011105 stabilization Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000005476 soldering Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 6
- 210000001503 joint Anatomy 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/22—Pipes composed of a plurality of segments
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to a seamless connecting device for a guide pipe in industrial conveying engineering, which is characterized in that a plurality of single units which can be connected and detached at any time and any place are combined into an annular ring to fix two adjacent guide pipes, the size range of the connecting guide pipe is larger, one side of each single unit is provided with a connecting port, a pivot hole and a guide rail, the other side of each single unit is provided with a connecting head and a pivot corresponding to the connecting port, the connecting ports, the pivot holes and the guide rail can be quickly connected through splicing, the connecting part is provided with bayonets, fasteners and pivoting corresponding to the pivot holes in the direction, so that the dropping can be prevented, the device is not disposable, the utilization rate is higher, the device is convenient to transport, the device is made of carbon steel, the device is simple to operate, the device can be directly hit by hammering to reinforce the connecting device without welding, an inner side wall, a bottom wall, in addition, the length of inside wall and lateral wall is great, and the stability of connection is higher.
Description
Technical Field
The invention relates to the technical field of industrial catheters, in particular to a catheter seamless connection device used in industrial conveying engineering.
Background
In the chemical industry manufacturing engineering, an industrial conduit is undoubtedly the most important transportation mode, and the conduit needs to be shorter in size for transportation, loading and unloading because the sizes of the conduit are completely different in the transportation and construction processes, and the conduit needs to be connected when a chemical plant is constructed, and the sealing performance of the connection position needs to be ensured. The existing pipe connection adopts a welding mode, a large crane is required to be used for hanging at the initial welding stage, then a plurality of persons are required to find the end part of the pipe, the joint misalignment is prevented, then a welder welds a plurality of circumferentially distributed fixed points at the butt joint of the pipe after the alignment, and then the welding steps included are adopted:
1. confirming the temperature of the circuit iron in the allowable use state before welding;
2. welding: holding the welding wire with the left hand and the soldering iron with the right hand, and entering a standby welding state;
3. heating the weldment: the soldering iron head is leaned against the joint of the two welding parts, and the whole welding part is heated for about 1-2 seconds;
4. feeding a welding wire: when the welding surface of the welding piece is heated to a certain temperature, the soldering tin wire contacts the welding piece from the opposite side of the soldering iron;
5. removing the welding wire: when the welding wire is melted for a certain amount, the welding wire is immediately moved towards the direction of 45 degrees upwards leftwards;
6. removing the soldering iron: and after the soldering tin infiltrates the welding position of the welding pad and the welding part, moving the soldering iron to the upper right direction by 45 degrees, and finishing welding.
This kind of connected mode wastes time and energy, and manual operation volume is great moreover, can't connect in batches, and welding quality can't guarantee, probably causes the leakage, arouses the major accident in the chemical production, and violent cutting is dismantled, can't the secondary use.
Disclosure of Invention
1. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A seamless connection device for a conduit used in industrial transportation engineering comprises a plurality of arc-shaped unit pieces, a plurality of connecting pieces and a plurality of connecting pieces, wherein the arc-shaped unit pieces can continuously form a ring, and the inner diameter of the ring is determined according to the number of the unit pieces; each unit element is respectively provided with an outer side wall, an inner side wall and a bottom wall, wherein the outer side wall is fixedly connected with one side of the bottom wall, the inner side wall is in an I-shaped structure and is slidably arranged on the bottom wall, a clamping groove which is symmetrical up and down is formed between the inner side wall and the bottom wall, a first sliding groove which penetrates through the bottom wall up and down is arranged on the bottom wall, a force bearing sliding block is fixedly connected with the upper end connecting part and the lower end connecting part of the inner side wall in the first sliding groove, the force bearing sliding block can move in the first sliding groove, a yielding groove which penetrates through the force bearing sliding block up and down is arranged in the center of the force bearing sliding block, a first inclined plane part is arranged on the inner wall of the yielding groove far away from the radial circle center side, a second sliding groove which is positioned above the bottom wall is arranged on the side wall of the outer side wall, an L-shaped force bearing frame, the first inclined plane part and the second inclined plane part can be connected in a sliding manner to generate extrusion force to move in opposite directions, and when two adjacent guide pipes are connected, the L-shaped bearing frame is pressed to move downwards due to the pressure generated in butt joint, so that the inner side wall of the inner side can move outwards and be folded with the outer side wall to be clamped and connected and fixed; a connecting port is arranged on one side of the outer side wall, a pivot hole is arranged on the side wall of the connecting port, a guide rail is arranged on the radial circle center side of the pivot hole, and a buckle assembly is arranged on the unit element corresponding to each pivot hole; the other side of the outer side wall is provided with a connector, a pivot is arranged on the connector, and the upper end and the lower end of the pivot penetrate through the connector so that the pivot of the adjacent unit element can slide into the pivot hole of the other unit element through the guide rail; the annular seal ring is characterized by further comprising an annular seal ring, the cross section of the annular seal ring is of a concave structure, a rubber gasket is arranged inside the annular seal ring, the annular seal ring is formed by two 180-degree parts into a ring shape and wraps a ring formed by a plurality of unit elements continuously, the annular seal ring is provided with two connecting sections, fixing rib plates are arranged on the connecting sections, two adjacent fixing rib plates are provided with a stud, the annular seal ring and the unit elements of the annular seal ring are all sealed at the connecting position of the guide pipe fixed by the plurality of unit elements, leakage is prevented, and sealed conveying of the guide pipe can be realized.
Furthermore, the buckle components are symmetrical up and down, and comprise bayonets corresponding to the pivot holes of the guide rails, fasteners corresponding to the bayonets and pivots; the fastener comprises a first lock catch, a second lock catch, a torsion spring and a thrust spring, the first lock catch extends into the bayonet through pivoting and can catch the pivot of the adjacent unit, the torsion spring is arranged on the pivot and pushes the first lock catch towards the inner side, the second lock catch is connected into the guide groove in a sliding mode and extends into the opening, the pivot of the adjacent unit element is limited to fall off due to the rotation of the first lock catch, and the thrust spring is fixedly connected with the second lock catch and the inner wall of the guide groove.
Furthermore, be equipped with a plurality of thorn teeth on the inner wall of second spout for it is not hard up to prevent to extrude lateral wall after stabilizing, and adjacent pipe is owing to do not have the ascending fixed point of axial after connecting, thorn tooth can prevent "L" type load frame and move back, and then prevents comparatively not hard up between inside wall and the lateral wall, thereby avoids easily droing and can take place to become flexible.
Furthermore, the outer side wall, the inner side wall, the bottom wall, the first lock catch, the second lock catch, the L-shaped bearing frame and the bearing slide block are made of carbon steel, the unit element can be installed in modes of hammering, beating and the like during connection, the rigidity of the carbon steel is high, and the unit element is prevented from being damaged.
Furthermore, the length of the radial direction corresponding to the slope angle of the first inclined plane part is larger than the width of a gap between the inner wall and the inner side wall of the conduit to be connected, so that the conduit can be clamped to the greatest extent when being connected, and the limitation of a moving space is prevented.
Furthermore, the length of the pivot is greater than the width of the connecting port, the pivot extends into the bayonet and is limited by the first lock catch, the pivot can penetrate through the guide rail and extends into the bayonet to be limited by the first lock catch conveniently, and the normal work of the first lock catch cannot be limited.
Furthermore, the height of the outer side wall and the height of the inner side wall are the same and are 40-50cm, and the adjacent guide pipes are reinforced in a large axial direction, so that the stability is improved.
Furthermore, the annular sealing ring is made of metal alloy and has certain flexibility, and when the annular sealing ring is screwed down through the stud, the annular sealing ring has certain flexibility under the action of contraction tension to fill the gap and completely seal the gap.
2. Advantageous effects
Compared with the prior art, the invention has the advantages that: the invention forms an annular ring by a plurality of single units which can be connected and detached at any time and any place, and fixes two adjacent guide tubes, the size range of the connecting guide tube is larger, one side of the single unit is provided with a connecting port, a pivot hole and a guide rail, the other side is provided with a connecting head and a pivot corresponding to the connecting port, the connecting head and the pivot can be quickly connected by splicing, the connecting part is provided with a bayonet, a fastener and a pivot corresponding to the pivot hole, thereby being capable of preventing falling off, being non-disposable, having higher utilization rate and convenient transportation, adopting carbon steel material, simple operation, being capable of directly striking by hammering to reinforce the connection without welding, the inner side wall, the bottom wall and the outer side wall are provided, and the three parts can directly form a clamping groove which is symmetrical up and down, the clamping groove is used for clamping the inner wall of the connected guide tube, thereby realizing alignment without, the inner side wall and the bottom wall are in sliding connection, and an L-shaped bearing frame, a bearing sliding block, a first inclined plane part and a second inclined plane part are arranged on the basis of the position characteristic of the connecting guide pipe, so that the axial butt joint force of the connecting guide pipe is converted into clamping fixing force, the L-shaped bearing frame is also provided with anti-return stabs, the stability is further improved, the practicability of the connecting device is greatly improved, and the stability of a welding connection mode is realized. In addition, in order to realize the leakproofness of pipe when passing through welded connection, set up the ring type sealing washer of constituteing by two 180 circular arc spares, it can be sealed with the whole parcel in ring type circle and each gap that constitute by a plurality of unit pieces to realize the leakproofness of pipe connection department, the practicality is higher, provides better connection technical prospect to future pipe application.
Drawings
FIG. 1 is a drawing of the present inventionExamplesA top view of a plurality of unit pieces assembled to complete an annular ring;
FIG. 2 shows the present inventionExamplesThe plurality of unit pieces are assembled into an internal structure view when the annular ring is completed;
FIG. 3 is a block diagram of an annular seal ring according to an embodiment of the present invention;
FIG. 4 shows the present inventionExamples of the inventionA cross-sectional view of the annular seal ring;
FIG. 5 shows the present inventionExamples of the inventionA plan view of the unit piece;
FIG. 6 shows the present inventionExamples of the inventionThe three-dimensional structure diagram of the unit element;
FIG. 7 shows the present inventionExamples of the inventionAn exploded view of a unit element;
FIG. 8 is a drawing of the present inventionTwo adjacent of the embodimentA connection schematic diagram of the unit elements;
FIG. 9 is a schematic view of the coupling device fully coupled to two catheters according to an embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1:
referring to fig. 1 to 9, a seamless connection apparatus for a pipe used in an industrial transportation process includes a plurality of units 101 having an arc shape, which are continuously formed into a loop, and the inner diameter of the loop is determined according to the number of the units 101; each unit element 101 is respectively provided with an outer side wall 1011, an inner side wall 1013 and a bottom wall 1012, wherein the outer side wall 1011 is fixedly connected to one side of the bottom wall 1012, the inner side wall 1013 is in an i-shaped structure and is slidably arranged on the bottom wall 1012, and a vertically symmetrical clamping groove is formed between the inner side wall 1013 and the bottom wall 1012, the clamping groove is used for clamping the side wall of a conduit, a vertically penetrating first sliding groove 1014 is arranged on the bottom wall 1012, the first sliding groove 1014 is connected with the upper and lower end connecting part of the inner side wall 1013 in a sliding manner, a bearing slider 1016 is fixedly connected with the upper and lower end connecting part of the inner side wall 1013, the bearing slider 1016 can move in the first sliding groove 1014, a vertically penetrating abdicating groove 1017 is arranged in the center of the bearing slider 1016, a first inclined plane part 1032 is arranged on the inner wall of the side of the abdicating groove 1017 away from the radial center of the circle, the vertical part of the L-shaped bearing frame 1015 extends into the receding groove 1017 and is provided with a second inclined surface part 1024, the first inclined surface part 1032 and the second inclined surface part 1024 can be connected in a sliding manner to generate extrusion force to move oppositely, when two adjacent pipes are connected, the L-shaped bearing frame 1015 is pressed to move downwards due to the pressure generated in the butt joint process, so that the inner side wall 1013 on the inner side can move outwards and is folded with the outer side wall 1011 to be clamped so as to be connected and fixed; a connecting port 1020 is arranged on one side of the outer side wall 1011, a pivot hole 1021 is arranged on the side wall of the connecting port 1020, a guide rail 1022 is arranged on the radial circle center side of the pivot hole 1021, and a buckle assembly is arranged on the unit element 101 corresponding to each pivot hole 1021; a connecting head 1018 is arranged at the other side of the outer side wall 1011, a pivot 1019 is arranged on the connecting head 1018, and the upper end and the lower end of the pivot 1019 penetrate through the connecting head 1018, so that the pivot 1019 of the adjacent unit element 101 slides into a pivot hole 1021 of the other unit element 101 through the guide rail 1022; the cross section of the annular sealing ring 106 is of a concave structure, a rubber gasket 104 is arranged inside the annular sealing ring 106, the annular sealing ring 106 is a ring formed by two 180-degree parts and wrapped by a plurality of unit elements 101, the annular sealing ring 106 is provided with two connecting sections, fixing rib plates 102 are arranged on the connecting sections, a stud 103 is arranged on two adjacent fixing rib plates 102, the annular sealing ring 106 and the annular ring unit elements 101 are completely sealed at the connecting positions of the guide pipes fixed by the unit elements 101, leakage is prevented, and sealed conveying of the guide pipes can be realized.
In one embodiment, it is beneficial that the snap assembly, which is a set symmetrical up and down, includes a bayonet 1023 corresponding to each pivot hole 1021 of each guide rail 1022, a fastener corresponding to the bayonet 1023, and a pivot 1029; the bayonet 1023 and the guide rail 1022 are mutually communicated, a guide groove 1028 is arranged on one side of the bayonet 1023 in a communicating manner, the fastener comprises a first lock 1030, a second lock 1027, a torsion spring 1031 and a thrust spring 1026, the first lock 1030 extends into the bayonet 1023 through the pivot 1029 and can be buckled with a pivot 1019 of an adjacent unit, the torsion spring 1031 is arranged on the pivot 1029 and pushes the first lock 1030 inwards, the second lock 1027 is connected in the guide groove 1028 in a sliding manner and extends into the opening to limit the pivot 1019 of the adjacent unit element 101 from falling off due to the rotation of the first lock 1030, and the thrust spring 1026 is fixedly connected with the second lock 1027 and the inner wall of the guide groove 1028.
In one embodiment, it is beneficial that the inner wall of the second sliding groove 1025 is provided with a plurality of stabs for preventing the outer sidewall 1011 from loosening after extrusion stabilization, and after the adjacent pipes are connected, because there is no axial fixing point, the stabs can prevent the "L" shaped bearing frame 1015 from moving back, and further prevent the inner sidewall 1013 and the outer sidewall 1011 from loosening relatively, thereby avoiding easy falling off and loosening.
In one embodiment, the outer sidewall 1011, the inner sidewall 1013, the bottom wall 1012, the first lock 1030, the second lock 1027, the "L" shaped bearing frame 1015, and the bearing slider 1016 are advantageously made of carbon steel, and the unit 101 can be mounted by hammering or striking, and the like during connection, and the carbon steel has high rigidity, so as to prevent the unit 101 from being damaged.
In one embodiment, the slope angle of the first inclined surface portion 1032 advantageously corresponds to a radial length greater than the width of the gap between the inner wall of the conduit to be connected and the inner sidewall 1013, so as to achieve maximum clamping of the conduit when the conduit is connected, and prevent the occurrence of limited movement space.
In one embodiment, advantageously, the length of the pivot shaft 1019 is greater than the width of the connecting port 1020, and the protrusion into the notch 1023 is limited by the first lock 1030, and the pivot shaft 1019 can penetrate through the guide rail 1022 and protrude into the notch 1023 to facilitate the limitation of the first lock 1030 and not limit the normal operation of the first lock 1030.
In one embodiment, the outer 1011 and inner 1013 sidewalls are advantageously of the same height, 40-50cm, to provide greater axial reinforcement to adjacent conduits for added stability.
In one embodiment, the annular sealing ring 106 is advantageously made of a metal alloy, has a certain flexibility, and has a certain flexibility under the action of contraction tension when being screwed by the stud 103, so that the gap can be filled and completely sealed.
The specific operation steps of the device during the connection of the catheter are as follows:
s1: measuring the diameter of the conduit and then determining the number of elements 101 according to the diameter data;
s2: sequentially inserting a connecting head 1018 of one unit element 101 into connecting ports 1020 of adjacent unit elements 101 according to the sequence of head-to-head connection of the unit elements 101, enabling a pivot 1019 to slide into a pivot hole 1021 from a guide rail 1022, then placing a first locking block into a bayonet 1023 to limit the pivot 1019 to slide out, then loosening a second locking block, sliding into the bayonet 1023 to limit the first locking block to fall off under the thrust action of a thrust spring 1026, and connecting all the unit elements 101 into a ring shape one by one according to the mode;
s3: clamping a clamping groove on one side of an annular ring without an L-shaped bearing frame 1015 on the end part of a guide pipe needing to be continuously connected with another guide pipe, then inserting the end part of the guide pipe needing to be continuously connected along the clamping groove on the other side until the clamping groove contacts the L-shaped bearing frame 1015, then moving the two guide pipes needing to be connected with each other in a relative direction by using larger impact force, pressing the L-shaped bearing frame 1015 to move towards the bottom wall 1012 side by the stamping force of the guide pipes, and pushing a first inclined plane part 1032 by a second inclined plane part 1024 on the L-shaped bearing frame 1015 so as to move the inner side wall 1013 towards the outer side wall 1011 and clamp the two guide pipes needing to be connected;
s4: and (3) wrapping all the unit pieces 101 at the connection part by wrapping two annular sealing rings 106 formed by 180-degree arcs, screwing the stud 103, and reinforcing the annular sealing rings 106, so that all gaps are sealed, and the connection work is completed.
Generally, the invention forms an annular ring by a plurality of single units which can be connected and detached at any time and any place, two adjacent guide pipes are fixed, the size range of the connecting guide pipe is larger, one side of the single unit is provided with a connecting port, a pivot hole and a guide rail, the other side is provided with a connecting head and a pivot corresponding to the connecting port, the connecting head and the pivot can be quickly connected through splicing and inserting, the connecting part is provided with a bayonet, a fastener and a pivot corresponding to the pivot hole, thereby preventing falling off, the invention is non-disposable, has higher utilization rate and convenient transportation, adopts carbon steel material, has simple operation, can be directly hit by hammering to reinforce the connection without welding, is provided with an inner side wall, a bottom wall and an outer side wall, and can directly form a vertically symmetrical clamping groove which is used for clamping the inner wall of the connected guide pipe, thereby realizing no alignment, and in addition, the connecting stability is high, the inner side wall and the bottom wall are in sliding connection, and an L-shaped bearing frame, a bearing sliding block, a first inclined plane part and a second inclined plane part are arranged on the basis of the position characteristic of the connecting guide pipe, so that the axial butt joint force of the connecting guide pipe is converted into clamping fixing force, the L-shaped bearing frame is also provided with anti-return stabs, the stability is further improved, the practicability of the connecting device is greatly improved, and the stability of a welding connection mode is realized. In addition, in order to realize the leakproofness of pipe when passing through welded connection, set up the ring type sealing washer of constituteing by two 180 circular arc spares, it can be sealed with the whole parcel in ring type circle and each gap that constitute by a plurality of unit pieces to realize the leakproofness of pipe connection department, the practicality is higher, provides better connection technical prospect to future pipe application.
It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; 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.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (8)
1. A seamless connection device for pipes in industrial transportation engineering is characterized by comprising a plurality of arc-shaped unit pieces (101) which can continuously form a ring, and the inner diameter of the ring is determined according to the number of the unit pieces (101); each unit element (101) is respectively provided with an outer side wall (1011), an inner side wall (1013) and a bottom wall (1012), wherein the outer side wall (1011) is fixedly connected to one side of the bottom wall (1012), the inner side wall (1013) is of an I-shaped structure and can be slidably arranged on the bottom wall (1012), a clamping groove which is symmetrical up and down is formed between the outer side wall and the inner side wall, the clamping groove is used for clamping the side wall of the conduit, a first sliding groove (1014) which penetrates through the bottom wall (1012) up and down is arranged on the bottom wall, the first sliding groove (1014) is internally and slidably connected with the upper end connecting part and the lower end connecting part of the inner side wall (1013), a bearing sliding block (1016) is fixedly connected with the upper end connecting part and the lower end connecting part of the inner side wall, the bearing sliding block (1016) can move in the first sliding groove (1014), an abdicating groove (1017) which penetrates up, a second sliding groove (1025) positioned above the bottom wall (1012) is arranged on the side wall of the outer side wall (1011), an L-shaped bearing frame (1015) is connected in the second sliding groove (1025) in a sliding manner, a vertical part of the L-shaped bearing frame (1015) extends into the receding groove (1017) and is provided with a second inclined plane part (1024), and the first inclined plane part (1032) and the second inclined plane part (1024) can be connected in a sliding manner to generate extrusion force to move oppositely; a connecting port (1020) is arranged on one side of the outer side wall (1011), a pivot hole (1021) is arranged on the side wall of the connecting port (1020), a guide rail (1022) is arranged on the radial circle center side of the pivot hole (1021), and a buckle assembly is arranged on the unit element (101) corresponding to the pivot hole (1021); the other side of the outer side wall (1011) is provided with a connecting head (1018), the connecting head (1018) is provided with a pivot (1019), and the upper end and the lower end of the pivot (1019) penetrate through the connecting head (1018) so that the pivot (1019) of the adjacent unit element (101) can slide into a pivot hole (1021) of the other unit element (101) through the guide rail (1022);
the sealing ring is characterized by further comprising an annular sealing ring (106), the cross section of the annular sealing ring (106) is of a concave structure, a rubber gasket (104) is arranged inside the annular sealing ring (106), the annular sealing ring (106) is a ring formed by two 180-degree parts and wrapped by a plurality of unit pieces (101) to form a continuous ring, the annular sealing ring is provided with two connecting sections, fixing rib plates (102) are arranged on the connecting sections, and a stud (103) is arranged on each two adjacent fixing rib plates (102).
2. The seamless connection device for the conduit used in the industrial transportation engineering according to claim 1, characterized in that: the buckle assembly is a group which is symmetrical up and down, and comprises bayonets (1023) corresponding to the pivot holes (1021) of the guide rails (1022), fasteners corresponding to the bayonets (1023) and pivots (1029); the bayonet (1023) and the guide rail (1022) are communicated with each other, a guide groove (1028) is formed in one side of the bayonet (1023) in a communicated mode, the fastener comprises a first lock catch (1030), a second lock catch (1027), a torsion spring (1031) and a thrust spring (1026), the first lock catch (1030) extends into the bayonet (1023) through a pivot (1029) and can be used for buckling a pivot (1019) of an adjacent unit, the torsion spring (1031) is arranged on the pivot (1029) and pushes the first lock catch (1030) inwards, the second lock catch (1027) is connected into the guide groove (1028) in a sliding mode and extends into the opening and limits falling-off of the pivot (1019) of the adjacent unit piece (101) due to rotation of the first lock catch (1030), and the thrust spring (1026) is fixedly connected with the inner walls of the second lock catch (1027) and the guide groove (1028).
3. The seamless connection device for the conduit used in the industrial transportation engineering according to claim 1, characterized in that: the inner wall of the second sliding groove (1025) is provided with a plurality of stabbing teeth for preventing the outer side wall (1011) after extrusion stabilization from loosening.
4. The seamless connection device for the conduit used in the industrial transportation engineering according to claim 1, characterized in that: the outer side wall (1011), the inner side wall (1013), the bottom wall (1012), the first lock catch (1030), the second lock catch (1027), the L-shaped bearing frame (1015) and the bearing slide block (1016) are made of carbon steel.
5. The seamless connection device for the conduit used in the industrial transportation engineering according to claim 1, characterized in that: the length of the radial direction corresponding to the gradient angle of the first inclined plane part (1032) is larger than the width of a gap between the inner wall of the conduit to be connected and the inner side wall (1013).
6. The seamless connection device for the conduit used in the industrial transportation engineering according to claim 1, characterized in that: the length of the pivot (1019) is larger than the width of the connecting port (1020), and the pivot extends into the bayonet (1023) and is limited by the first lock catch (1030).
7. The seamless connection device for the conduit used in the industrial transportation engineering according to claim 1, characterized in that: the outer side wall (1011) and the inner side wall (1013) are the same in height and are 40-50 cm.
8. The seamless connection device for the conduit used in the industrial transportation engineering according to claim 1, characterized in that: the annular sealing ring (106) is made of metal alloy and has certain flexibility.
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| CN202010289114.8A CN111350887B (en) | 2020-04-13 | 2020-04-13 | Seamless connecting device of pipe that uses among industry transport engineering |
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| CN112548411A (en) * | 2020-11-30 | 2021-03-26 | 中铁大桥局集团有限公司 | Protective device and rotating device for steel pipe pile with pile side pressure slurry tank |
| CN114645542A (en) * | 2022-05-09 | 2022-06-21 | 中铁九桥工程有限公司 | A frock for steel-pipe pile side pressure dressing trough |
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| CN111350887B (en) | 2021-12-07 |
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