CN115764728A - Fixing device for cable installation - Google Patents

Abstract

The utility model provides a fixing device of cable installation belongs to electrical engineering technical field. The fixing device includes: the clamping device comprises a shell, two clamping assemblies, a control assembly and a locking assembly; the control assembly comprises a first sliding shaft, a fixed block, a rotating shaft, two first elastic pieces and two flexible ropes, wherein two ends of the first sliding shaft are respectively connected with the inner wall of the shell; the two clamping assemblies are movably sleeved outside the first sliding shaft, the fixed block is positioned between the two clamping assemblies, two ends of one flexible rope are respectively connected with one clamping assembly and the rotating shaft, and two ends of the other flexible rope are respectively connected with the other clamping assembly and the rotating shaft; the locking assembly is used for locking the relative positions of the two clamping assemblies. This openly can reduce the butt joint installation degree of difficulty, promotes the efficiency of construction.

Description

Fixing device for cable installation

Technical Field

The utility model relates to an electrical engineering technical field, in particular to fixing device of cable installation.

Background

The electric engineering is one of the core subjects in the modern science and technology field, and the cable is used as the electric power foundation of the electric engineering and is an essential electric facility in the electric engineering construction.

In the related art, in electrical engineering construction, it is generally necessary to butt-mount two cables. However, in the butt joint installation process, if two cables in the butt joint are not aligned or the position is deviated, the difficulty of butt joint installation of the cables by workers can be increased, the electric engineering construction is not favorably and rapidly completed, and the construction efficiency is reduced.

Disclosure of Invention

The embodiment of the disclosure provides a fixing device for cable installation, which can stably clamp two butted cables when the cables are installed in a butt joint mode, reduce the difficulty of butt joint installation and improve the construction efficiency. The technical scheme is as follows:

the embodiment of the present disclosure provides a fixing device for cable installation, including: the clamping device comprises a shell, two clamping assemblies, a control assembly and a locking assembly, wherein the two clamping assemblies, the control assembly and the locking assembly are all positioned in the shell; the control assembly comprises a first sliding shaft, a fixed block, a rotating shaft, two first elastic pieces and two flexible ropes, wherein two ends of the first sliding shaft are respectively connected with the inner wall of the shell, the fixed block is sleeved outside the first sliding shaft, one end of the rotating shaft is rotatably arranged on the fixed block, and the rotating center line of the rotating shaft is vertical to the first sliding shaft; the two clamping assemblies are used for clamping cables, the two clamping assemblies are movably sleeved outside the first sliding shaft, the fixed block is located between the two clamping assemblies, two ends of one flexible rope are respectively connected with one clamping assembly and the rotating shaft, two ends of the other flexible rope are respectively connected with the other clamping assembly and the rotating shaft, two ends of one first elastic piece are respectively connected with one clamping assembly and the fixed block, and two ends of the other first elastic piece are respectively connected with the other clamping assembly and the fixed block; the locking assembly is provided with a first state and a second state, when the locking assembly is located in the first state, the locking assembly is connected with the two clamping assemblies and locks the relative positions of the two clamping assemblies, and when the locking assembly is located in the second state, the locking assembly is separated from the two clamping assemblies.

In one implementation of an embodiment of the present disclosure, the clamping assembly includes a sliding plate, a threaded rod, a threaded sleeve, a gear, a first guide rod, a first clamp, and a second clamp; the sliding plate is movably sleeved outside the first sliding shaft, a first groove and a second groove are formed in the surface of the sliding plate at intervals, the first groove and the second groove penetrate through the sliding plate, the threaded rod is movably inserted into the sliding plate, one end of the threaded rod is located in the first groove and is coaxially connected with the gear in the first groove, the other end of the threaded rod is located in the second groove and is inserted into the threaded sleeve, and the threaded rod is in threaded connection with the threaded sleeve; the first fixture and the second fixture are both positioned in the second groove, the first fixture is fixed on the groove wall of the second groove, one end of the first guide rod is connected with the first fixture, the other end of the first guide rod is movably inserted on the second fixture, the first guide rod is parallel to the threaded rod, and the second fixture is connected with one end of the threaded sleeve, which is far away from the threaded rod; the control assembly further comprises a rack, the rack is parallel to the first sliding shaft, two ends of the rack are respectively connected with the inner wall of the shell, and the rack is inserted into the first groove and meshed with the gear.

In another implementation of the disclosed embodiment, the side edge of the sliding plate has an opening extending to the second groove.

In another implementation of the disclosed embodiment, the locking assembly includes: the pushing piece is connected with the locking plate and the inner wall of the shell, and the pushing piece is used for controlling the locking plate to be far away from or close to the sliding plate; the surface of the locking plate facing the sliding plate is provided with a locking groove, and the side of the sliding plate facing the locking plate is provided with a locking bulge; or the surface of the locking plate facing the sliding plate is provided with a locking protrusion, and the side of the sliding plate facing the locking plate is provided with a locking groove.

In another implementation manner of the embodiment of the present disclosure, the pushing member includes a pushing screw, one end of the pushing screw is rotatably inserted into the lock plate and is axially fixed to the lock plate, and the other end of the pushing screw penetrates through the housing and is in threaded connection with the housing.

In another implementation of the disclosed embodiment, the fixing device further comprises; the device comprises a third clamp, a fourth clamp, a second guide rod and a telescopic piece; in the axial direction of the rotating shaft, the third clamp is positioned between the fourth clamp and the sliding plate, the third clamp is connected with the inner wall of the shell, one end of the first guide rod is connected with the third clamp, the other end of the second guide rod is movably inserted on the fourth clamp, and the second guide rod is parallel to the threaded rod; the telescopic piece is used for controlling the fourth clamp to be far away from or close to the third clamp along the axial direction of the second guide rod.

In another implementation manner of the embodiment of the present disclosure, the control assembly further includes two second elastic members, in the axial direction of the first sliding shaft, the two first elastic members are located between the two second elastic members, two ends of one of the second elastic members are respectively connected to one of the clamping assemblies and the inner wall of the housing, and two ends of the other of the second elastic members are respectively connected to the other of the clamping assemblies and the inner wall of the housing.

In another implementation manner of the embodiment of the present disclosure, the first elastic element and the second elastic element are both springs, and both the first elastic element and the second elastic element are sleeved on the first sliding shaft.

In another implementation manner of the embodiment of the present disclosure, the control assembly further includes a second sliding shaft, the second sliding shaft is parallel to the first sliding shaft, two ends of the second sliding shaft are respectively connected to the inner wall of the housing, and the fixing block and the two clamping assemblies are both sleeved outside the second sliding shaft.

In another implementation of the embodiment of the present disclosure, the fixing device further includes an ear plate, and the ear plate is located on an outer wall surface of the housing.

The beneficial effects brought by the technical scheme provided by the embodiment of the disclosure at least comprise:

the fixing device for cable installation provided by the embodiment of the disclosure is provided with two clamping assemblies, a control assembly and a locking assembly in a shell. Wherein, control assembly includes first slide shaft, fixed block, pivot, two first elastic component and two flexible ropes, and first slide shaft is fixed in the casing, and fixed block and two centre gripping subassemblies all suit are on first slide shaft. One end of the fixing block is also provided with a rotatable rotating shaft, the rotating shaft is also connected with two flexible ropes, and the two flexible ropes are also respectively connected with the two clamping components. Like this when wrench movement pivot, flexible rope just can twine in the pivot, and two flexible ropes will drag two centre gripping subassemblies and draw close to the fixed block, let two centre gripping subassemblies be close to each other promptly, after the position adjustment of two centre gripping subassemblies is to suitable position, through adjusting locking subassembly to first state to the relative position of locking two centre gripping subassemblies. Like this when the butt joint installation, through two cables of two centre gripping subassemblies difference centre gripping to after adjustment centre gripping subassembly to suitable position, at the relative position through locking subassembly locking centre gripping subassembly, just can keep the rigidity of the cable of two treats the butt joints, thereby avoid appearing the inaccurate problem of cable butt joint, reduce staff's the installation degree of difficulty, promote electric construction efficiency. And, after the cable butt joint is accomplished, adjust locking assembly to the second state, through two first elastic component control two centre gripping subassemblies reset can to wait for subsequent use.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is apparent that the drawings in the description below are only some embodiments of the present disclosure, and it is obvious for those skilled in the art that other drawings may be obtained according to the drawings without creative efforts.

Fig. 1 is a top view of a cable installation fixture provided by an embodiment of the present disclosure;

FIG. 2 is a front view of a cable mount fixture arrangement provided by an embodiment of the present disclosure;

FIG. 3 is a cross-sectional view of one AA provided in FIG. 1;

FIG. 4 is a cross-sectional view of a BB provided in FIG. 2;

FIG. 5 is an enlarged view of a portion of the portion C provided in FIG. 4;

fig. 6 is a partial enlarged view of fig. 4 at D.

The various symbols in the figures are illustrated as follows:

10. a housing;

20. a clamping assembly; 21. a sliding plate; 211. a first groove; 212. a second groove; 213. an opening; 22. a threaded rod; 23. a threaded sleeve; 24. a gear; 25. a first guide bar; 26. a first clamp; 27. a second clamp;

31. a first slide shaft; 32. a fixed block; 33. a rotating shaft; 34. a first elastic member; 35. a flexible cord; 36. a second elastic member; 37. a second slide shaft; 38. a rack;

41. pushing the part; 42. a lock plate;

51. a third clamp; 52. a fourth clamp; 53. a second guide bar; 54. a telescoping member; 55. an ear plate.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," "third," and similar terms in the description and claims of the present disclosure are not intended to indicate any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms a, an, etc. do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item appearing in front of the word "comprising" or "comprises" includes the element or item listed after the word "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", "top", "bottom", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

Fig. 1 is a top view of a cable installation fixture provided by an embodiment of the disclosure. Fig. 2 is a front view of a cable-mounted fixture provided by an embodiment of the present disclosure. As shown in fig. 1 and 2, the fixing device includes: the clamping device comprises a shell 10, two clamping assemblies 20, a control assembly and a locking assembly, wherein the two clamping assemblies 20, the control assembly and the locking assembly are all positioned in the shell 10;

FIG. 3 is a cross-sectional view of an AA provided in FIG. 1. As shown in fig. 3, the control assembly includes a first sliding shaft 31, a fixed block 32, a rotating shaft 33, two first elastic members 34 and two flexible ropes 35, two ends of the first sliding shaft 31 are respectively connected to the inner wall of the housing 10, the fixed block 32 is sleeved outside the first sliding shaft 31, one end of the rotating shaft 33 is rotatably mounted on the fixed block 32, and a rotation center line of the rotating shaft 33 is perpendicular to the first sliding shaft 31.

As shown in fig. 3, the two clamping assemblies 20 are used for clamping a cable, the two clamping assemblies 20 are movably sleeved outside the first sliding shaft 31, the fixing block 32 is located between the two clamping assemblies 20, two ends of one flexible rope 35 are respectively connected with one clamping assembly 20 and the rotating shaft 33, two ends of the other flexible rope 35 are respectively connected with the other clamping assembly 20 and the rotating shaft 33, two ends of one first elastic member 34 are respectively connected with one clamping assembly 20 and the fixing block 32, and two ends of the other first elastic member 34 are respectively connected with the other clamping assembly 20 and the fixing block 32.

The locking assembly has a first state and a second state, when the locking assembly is in the first state, the locking assembly is connected with the two clamping assemblies 20 and locks the relative positions of the two clamping assemblies 20, and when the locking assembly is in the second state, the locking assembly is separated from the two clamping assemblies 20.

The fixing device for cable installation provided by the embodiment of the present disclosure is provided with two clamping assemblies 20, a control assembly and a locking assembly in a housing 10. The control assembly comprises a first sliding shaft 31, a fixing block 32, a rotating shaft 33, two first elastic pieces 34 and two flexible ropes 35, the first sliding shaft 31 is fixed in the shell 10, and the fixing block 32 and the two clamping assemblies 20 are sleeved on the first sliding shaft 31. One end of the fixing block 32 is further provided with a rotatable rotating shaft 33, the rotating shaft 33 is further connected with two flexible ropes 35, and the two flexible ropes 35 are further respectively connected with the two clamping assemblies 20. When twisting pivot 33 like this, flexible rope 35 just can twine on pivot 33, and two flexible ropes 35 will drag two centre gripping subassemblies 20 and draw close to fixed block 32, let two centre gripping subassemblies 20 be close to each other promptly, after the position adjustment of two centre gripping subassemblies 20 arrives suitable position, through adjusting locking subassembly to first state to the relative position of two centre gripping subassemblies 20 locks. Like this when the butt joint installation, through two cables of two centre gripping subassemblies 20 difference centre gripping to after adjustment centre gripping subassembly 20 to suitable position, locking subassembly locking clamping assembly 20's relative position, just can keeping two cable's of treating butt joint rigidity, thereby avoid appearing the inaccurate problem of cable butt joint, reduce staff's the installation degree of difficulty, promote electric construction efficiency. And, after the cable butt joint is accomplished, adjust the locking subassembly to the second state, through two first elastic component 34 control two centre gripping subassemblies 20 reset can, in order to wait for subsequent use.

Illustratively, in the disclosed embodiment, the flexible rope 35 may be a steel rope. The steel wire rope has certain flexibility and good stability, meets the requirement of winding on the rotating shaft 33, and can improve the wear resistance of the flexible rope 35.

Fig. 4 is a BB cross-sectional view provided in fig. 2. As shown in fig. 4, the clamping assembly 20 includes a sliding plate 21, a threaded rod 22, a threaded sleeve 23, a gear 24, a first guide rod 25, a first clamp 26, and a second clamp 27.

As shown in fig. 3 and 4, the sliding plate 21 is movably sleeved outside the first sliding shaft 31, the plate surface of the sliding plate 21 is provided with a first groove 211 and a second groove 212 which are distributed at intervals, the first groove 211 and the second groove 212 both penetrate through the sliding plate 21, the threaded rod 22 is movably inserted into the sliding plate 21, one end of the threaded rod 22 is positioned in the first groove 211 and coaxially connected with the gear 24 in the first groove 211, the other end of the threaded rod 22 is positioned in the second groove 212 and inserted into the threaded sleeve 23, and the threaded rod 22 is in threaded connection with the threaded sleeve 23.

Fig. 5 is a partially enlarged schematic view of a point C provided in fig. 4, and as shown in fig. 4 and 5, the first fixture 26 and the second fixture 27 are both located in the second groove 212, the first fixture 26 is fixed on a groove wall of the second groove 212, one end of the first guide rod 25 is connected to the first fixture 26, the other end of the first guide rod 25 is movably inserted into the second fixture 27, the first guide rod 25 is parallel to the threaded rod 22, and the second fixture 27 is connected to one end of the threaded sleeve 23 away from the threaded rod 22.

Fig. 6 is a partial enlarged view of a portion at D provided in fig. 4. As shown in fig. 3 and 6, the control assembly further includes a rack 38, the rack 38 is parallel to the first sliding shaft 31, two ends of the rack 38 are respectively connected to the inner wall of the housing 10, and the rack 38 is inserted into the first recess 211 and engaged with the gear 24.

In the above implementation, the flexible rope 35 is connected to the sliding plate 21, so that the sliding plate 21 can be dragged to slide relative to the first sliding shaft 31 under the traction of the flexible rope 35. Meanwhile, a gear 24 is coaxially arranged at the end of the threaded rod 22 of the clamping component 20, and the gear 24 is meshed with the rack 38. Therefore, when the shaft 33 is rotated to wind the flexible cord 35, so that the flexible cord 35 pulls the slider plate 21, the gear 24 is rotated relative to the fixed rack 38, thereby driving the threaded rod 22 to rotate together with the gear 24.

The other end of the threaded rod 22 is connected with the threaded sleeve 23, the second clamp 27 is connected with the threaded sleeve 23, the first clamp 26 and the second clamp 27 are limited by the first guide rod 25, the second clamp 27 cannot rotate relative to the first clamp 26, and the first clamp 26 is fixed in the second groove 212, so that under the matching action of the threaded rod 22 and the threaded sleeve 23, the second clamp 27 can stretch and move up and down along the axial direction of the threaded rod 22, the purpose of approaching or leaving the first clamp 26 is achieved, and the clamping action of a cable is completed.

In the embodiment of the present disclosure, during the process of screwing the rotating shaft 33 to adjust the position of the clamping assembly 20, the first clamp 26 and the second clamp 27 also automatically complete the clamping operation of the cable. Therefore, manual adjustment of technicians is not needed, automation of cable butt joint, clamping and position adjustment is achieved, the cable butt joint device is convenient to use, and the efficiency of cable butt joint installation can be effectively improved.

Alternatively, as shown in fig. 4, the first clamp 26 and the second clamp 27 may be half-ring clamps, and the two half-ring clamps are butted to form a through hole for passing the cable.

Illustratively, as shown in fig. 4, the side edge of the slide plate 21 has an opening 213 extending to the second groove 212. By providing the opening 213 at the side of the sliding plate 21, the opening 213 is communicated with the second groove 212, so that the cable can be conveniently placed in two clamps in the second groove 212, and the cable can be clamped.

Optionally, as shown in fig. 3, the locking assembly comprises: the pushing piece 41 and the locking plate 42, the locking plate 42 is perpendicular to the threaded rod 22, the locking plate 42 is located between the inner wall of the casing 10 and the sliding plate 21, the pushing piece 41 is connected with the locking plate 42 and the inner wall of the casing 10, and the pushing piece 41 is used for controlling the locking plate 42 to be far away from or close to the sliding plate 21.

In the embodiment of the present disclosure, the locking plate 42 is located between the bottom of the housing 10 and the sliding plate 21, two opposite side walls in the housing 10 are respectively provided with a limiting sliding groove, two ends of the locking plate 42 are respectively slidably disposed in the corresponding limiting sliding grooves, so that the sliding direction of the locking plate 42 is limited by the limiting sliding grooves, and the locking plate 42 is prevented from being inclined in the sliding process.

In one implementation, the surface of the lock plate 42 facing the slide plate 21 has a lock groove, and the side of the slide plate 21 facing the lock plate 42 has a lock protrusion.

When the pushing member 41 pushes the locking plate 42 to move toward the sliding plates 21 and the locking grooves of the locking plate 42 are engaged with the locking protrusions of the sliding plates 21, the locking plate 42 is connected to the two sliding plates 21 and locks the relative positions of the two sliding plates 21 to prevent the two sliding plates 21 from being easily loosened.

When the pushing member 41 drives the locking plate 42 to move in a direction away from the sliding plates 21 and the locking grooves of the locking plate 42 are separated from the locking protrusions on the sliding plates 21, the locking plate 42 is separated from the two sliding plates 21, and the two sliding plates 21 are released and can be reset under the elastic force of the first elastic member 34.

In another implementation, the surface of the lock plate 42 facing the slide plate 21 has a lock protrusion, and the side of the slide plate 21 facing the lock plate 42 has a lock groove.

When the pushing member 41 pushes the locking plate 42 to move toward the sliding plates 21 and the locking protrusions of the locking plate 42 are engaged with the locking grooves of the sliding plates 21, the locking plate 42 is connected to the two sliding plates 21 and locks the relative positions of the two sliding plates 21 to prevent the two sliding plates 21 from being easily loosened.

When the pushing member 41 drives the locking plate 42 to move in a direction away from the sliding plates 21 and the locking protrusions of the locking plate 42 are separated from the locking grooves of the sliding plates 21, the locking plate 42 is separated from the two sliding plates 21, and the two sliding plates 21 are released and can be reset under the elastic force of the first elastic member 34.

Illustratively, as shown in fig. 3, the pushing member 41 includes a pushing screw, one end of the pushing screw is rotatably inserted into the locking plate 42, and is axially fixed to the locking plate 42, and the other end of the pushing screw penetrates through the casing 10, and is threadedly connected to the casing 10.

In the above implementation manner, the pushing screw is in threaded connection with the housing 10, one end of the pushing screw is inserted into the locking plate 42 in the housing 10, and the other end of the pushing screw is located outside the housing 10, so that a technician can screw the pushing screw outside the housing 10.

Illustratively, a limiting disc is arranged at one end of the pushing screw rod inserted into the locking plate 42, the limiting disc is movably arranged in a groove in the locking plate 42, and an opening 213 of the groove is smaller than the diameter of the limiting disc. Therefore, the pushing screw rod can be movably inserted into the locking plate 42 and cannot fall off from the locking plate 42.

Optionally, as shown in fig. 2 and 3, the fixing device further comprises; a third clamp 51, a fourth clamp 52, a second guide rod 53, and a telescopic member 54.

As shown in fig. 3 and 4, in the axial direction of the rotating shaft 33, the third clamp 51 is located between the fourth clamp 52 and the sliding plate 21, the third clamp 51 is connected to the inner wall of the casing 10, one end of the first guide rod 25 is connected to the third clamp 51, the other end of the second guide rod 53 is movably inserted into the fourth clamp 52, and the second guide rod 53 is parallel to the threaded rod 22.

Wherein the telescopic member 54 is used for controlling the fourth clamp 52 to move away from or close to the third clamp 51 along the axial direction of the second guide rod 53.

In the embodiment of the present disclosure, the side of the first clamp 26 facing the sliding plate 21 has a groove, the groove is used for the sliding plate 21 to be inserted, and the groove extends along the axial direction of the first sliding shaft 31, so that the sliding plate 21 slides along the extension of the groove to avoid the problem of skewing of the sliding plate 21 during the movement process.

In the above implementation, the third jig 51 and the fourth jig 52 are used to place the butt-mounted cables, that is, the butt-mounted cables in the first jig 26 and the second jig 27, and may be temporarily stored in the third jig 51 and the fourth jig 52.

Illustratively, the telescopic member 54 comprises a telescopic screw, one end of the telescopic screw is rotatably inserted into the fourth fixture 52, and one end of the telescopic screw is axially fixed with the fourth fixture 52, the other end of the telescopic screw penetrates through the housing 10, and the other end of the telescopic screw is in threaded connection with the housing 10.

In the above implementation, the telescopic screw is in threaded connection with the casing 10, one end of the telescopic screw is inserted into the fourth fixture 52 inside the casing 10, and the other end of the telescopic screw is located outside the casing 10, so that a technician can screw the telescopic screw outside the casing 10.

Illustratively, a limiting disc is arranged at one end of the telescopic screw inserted into the fourth fixture 52, the limiting disc is movably arranged in a groove in the fourth fixture 52, and an opening 213 of the groove is smaller than the diameter of the limiting disc. Therefore, the telescopic screw rod can be movably inserted into the fourth clamp 52 and can not fall off from the fourth clamp 52.

Alternatively, as shown in fig. 4, the third clamp 51 and the fourth clamp 52 may be half-ring clamps, and the two half-ring clamps are butted to form a through hole for passing the cable.

Alternatively, as shown in fig. 3, the control assembly further includes two second elastic members 36, and in the axial direction of the first sliding shaft 31, the two first elastic members 34 are located between the two second elastic members 36, both ends of one second elastic member 36 are respectively connected to one clamping assembly 20 and the inner wall of the housing 10, and both ends of the other second elastic member 36 are respectively connected to the other clamping assembly 20 and the inner wall of the housing 10.

Through setting up second elastic component 36 to adopt first elastic component 34 and second elastic component 36 to support the both sides of centre gripping subassembly 20, in order to avoid centre gripping subassembly 20 not hard up easily, and all set up the elastic component in the both sides of centre gripping subassembly 20, be convenient for centre gripping subassembly 20 resets fast.

For example, as shown in fig. 3, the first elastic element 34 and the second elastic element 36 are both springs, and the first elastic element 34 and the second elastic element 36 are both sleeved on the first sliding shaft 31.

Optionally, as shown in fig. 4, the control assembly further includes a second sliding shaft 37, the second sliding shaft 37 is parallel to the first sliding shaft 31, two ends of the second sliding shaft 37 are respectively connected to the inner wall of the housing 10, and the fixing block 32 and the two clamping assemblies 20 are both sleeved outside the second sliding shaft 37.

Illustratively, as shown in fig. 4, there are two second sliding shafts 37, and the two second sliding shafts 37 are disposed on two sides of the first sliding shaft 31, so that the clamping assembly 20 is simultaneously sleeved on the first sliding shaft 31 and the second sliding shaft 37, and the clamping assembly 20 can be prevented from rotating around the first sliding shaft 31 in the sliding process, thereby improving reliability.

Optionally, as shown in fig. 1 and 2, the fixing device further includes an ear plate 55, and the ear plate 55 is located on the outer wall surface of the casing 10. In the disclosed embodiment, the ear plate 55 is used to mount a bolt to facilitate mounting the fixture on a table or wall.

Illustratively, as shown in fig. 1 and 2, the outer wall surface of the casing 10 is provided with two ear plates 55, and the two ear plates 55 may be symmetrically distributed on two sides of the casing 10.

The use process of the fixing device for cable installation provided by the embodiment of the disclosure is as follows:

first, two cables are respectively placed between the first clamp 26 and the second clamp 27 of the two clamping assemblies 20; then the rotating shaft 33 is rotated, the rotating shaft 33 is rotated to drive the two symmetrically distributed flexible ropes 35 to wind on the rotating shaft 33, and the two symmetrically distributed sliding plates 21 are driven to approach the fixed block 32, so that the spring is in a compressed state. When the two sliding plates 21 which are symmetrically distributed move towards the middle, the gear 24 is driven to rotate because the gear 24 is meshed with the rack 38, the gear 24 rotates to drive the threaded rod 22 to rotate, the threaded rod 22 rotates to drive the threaded sleeve 23 to move upwards, the threaded sleeve 23 moves upwards to drive the second clamp 27 to move upwards, and the second clamp 27 moves upwards so as to cooperate with the first clamp 26 to clamp a cable and move towards the direction of the fixed block 32, so that the clamping and positioning functions are completed.

When two cables move to the installation position, the pushing screw can be rotated to enable the pushing screw to move upwards and push the locking plate 42 to move upwards, when the locking plate 42 moves upwards to be in contact with the two sliding plates 21, the two sliding plates 21 which are symmetrically distributed can be fixed on the locking plate 42, and then a technician can carry out butt joint installation on the two cables to complete the butt joint installation of the cables.

Finally, the jack screw is released, the two sliding plates 21 are pushed back to the original positions due to the elastic force of the springs, and the first and second clamps 26 and 27 are separated, and then the cables are taken out from the first and second clamps 26 and 27 and placed in the third and fourth clamps 51 and 52. And repeating the steps, waiting for the multiple cables to be gathered in the third clamp 51 and the fourth clamp 52, and then tightening the telescopic screw to drive the third clamp 51 and the fourth clamp 52 to be in butt joint so as to press the multiple cables, thereby completing the butt joint installation operation of the cables.

Although the present disclosure has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present disclosure.

Claims (10)

1. A cable-mounted fixture, the fixture comprising: the device comprises a shell (10), two clamping assemblies (20), a control assembly and a locking assembly, wherein the two clamping assemblies (20), the control assembly and the locking assembly are all positioned in the shell (10);

the control assembly comprises a first sliding shaft (31), a fixed block (32), a rotating shaft (33), two first elastic parts (34) and two flexible ropes (35), two ends of the first sliding shaft (31) are respectively connected with the inner wall of the shell (10), the fixed block (32) is sleeved outside the first sliding shaft (31), one end of the rotating shaft (33) is rotatably installed on the fixed block (32), and the rotating center line of the rotating shaft (33) is perpendicular to the first sliding shaft (31);

the two clamping assemblies (20) are used for clamping cables, the two clamping assemblies (20) are movably sleeved outside the first sliding shaft (31), the fixed block (32) is located between the two clamping assemblies (20), two ends of one flexible rope (35) are respectively connected with one clamping assembly (20) and the rotating shaft (33), two ends of the other flexible rope (35) are respectively connected with the other clamping assembly (20) and the rotating shaft (33), two ends of one first elastic piece (34) are respectively connected with one clamping assembly (20) and the fixed block (32), and two ends of the other first elastic piece (34) are respectively connected with the other clamping assembly (20) and the fixed block (32);

the locking assembly is provided with a first state and a second state, when the locking assembly is located in the first state, the locking assembly is connected with the two clamping assemblies (20) and locks the relative positions of the two clamping assemblies (20), and when the locking assembly is located in the second state, the locking assembly is separated from the two clamping assemblies (20).

2. Fixing device according to claim 1, characterized in that the clamping assembly (20) comprises a sliding plate (21), a threaded rod (22), a threaded sleeve (23), a gear wheel (24), a first guide rod (25), a first clamp (26) and a second clamp (27);

the sliding plate (21) is movably sleeved outside the first sliding shaft (31), the plate surface of the sliding plate (21) is provided with a first groove (211) and a second groove (212) which are distributed at intervals, the first groove (211) and the second groove (212) both penetrate through the sliding plate (21), the threaded rod (22) is movably inserted in the sliding plate (21), one end of the threaded rod (22) is positioned in the first groove (211) and coaxially connected with a gear (24) in the first groove (211), the other end of the threaded rod (22) is positioned in the second groove (212) and inserted in the threaded sleeve (23), and the threaded rod (22) is in threaded connection with the threaded sleeve (23);

the first clamp (26) and the second clamp (27) are both positioned in the second groove (212), the first clamp (26) is fixed on the groove wall of the second groove (212), one end of the first guide rod (25) is connected with the first clamp (26), the other end of the first guide rod (25) is movably inserted on the second clamp (27), the first guide rod (25) is parallel to the threaded rod (22), and the second clamp (27) is connected with one end, away from the threaded rod (22), of the threaded sleeve (23);

the control assembly further comprises a rack (38), the rack (38) is parallel to the first sliding shaft (31), two ends of the rack (38) are respectively connected with the inner wall of the shell (10), and the rack (38) is inserted into the first groove (211) and meshed with the gear (24).

3. A fixing device according to claim 2, characterized in that the side edges of the sliding plate (21) have openings (213) extending to the second groove (212).

4. The securing device of claim 2, wherein the locking assembly comprises: the pushing piece (41) and a locking plate (42), the locking plate (42) is perpendicular to the threaded rod (22), the locking plate (42) is located between the inner wall of the shell (10) and the sliding plate (21), the pushing piece (41) is connected with the locking plate (42) and the inner wall of the shell (10), and the pushing piece (41) is used for controlling the locking plate (42) to move away from or close to the sliding plate (21);

the surface of the locking plate (42) facing the sliding plate (21) is provided with a locking groove, and the side of the sliding plate (21) facing the locking plate (42) is provided with a locking bulge; or the surface of the locking plate (42) facing the sliding plate (21) is provided with a locking protrusion, and the side of the sliding plate (21) facing the locking plate (42) is provided with a locking groove.

5. The fixing device according to claim 4, wherein the pushing member (41) comprises a pushing screw, one end of the pushing screw is rotatably inserted into the lock plate (42) and axially fixed with the lock plate (42), and the other end of the pushing screw penetrates through the housing (10) and is in threaded connection with the housing (10).

6. The fixture of claim 2, further comprising; a third clamp (51), a fourth clamp (52), a second guide rod (53) and a telescopic piece (54);

in the axial direction of the rotating shaft (33), the third clamp (51) is positioned between the fourth clamp (52) and the sliding plate (21), the third clamp (51) is connected with the inner wall of the shell (10), one end of the first guide rod (25) is connected with the third clamp (51), the other end of the second guide rod (53) is movably inserted on the fourth clamp (52), and the second guide rod (53) is parallel to the threaded rod (22);

the telescopic piece (54) is used for controlling the fourth clamp (52) to move away from or close to the third clamp (51) along the axial direction of the second guide rod (53).

7. The fixing device according to any one of claims 1 to 6, wherein the control assembly further comprises two second elastic members (36), and in the axial direction of the first sliding shaft (31), two first elastic members (34) are located between the two second elastic members (36), and both ends of one of the second elastic members (36) are connected to one of the clamping assemblies (20) and the inner wall of the housing (10), respectively, and both ends of the other of the second elastic members (36) are connected to the other of the clamping assemblies (20) and the inner wall of the housing (10), respectively.

8. A fixing device according to claim 7, characterized in that the first elastic member (34) and the second elastic member (36) are both springs, and the first elastic member (34) and the second elastic member (36) are both fitted over the first sliding shaft (31).

9. The fixing device according to any one of claims 1 to 6, wherein the control assembly further comprises a second sliding shaft (37), the second sliding shaft (37) is parallel to the first sliding shaft (31), two ends of the second sliding shaft (37) are respectively connected with the inner wall of the housing (10), and the fixing block (32) and the two clamping assemblies (20) are sleeved outside the second sliding shaft (37).

10. A fixation device according to any one of claims 1 to 6, further comprising an ear plate (55), the ear plate (55) being located on an outer wall surface of the housing (10).

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