CN112202125B

CN112202125B - Self-adaptive multi-cable doubling fixing method

Info

Publication number: CN112202125B
Application number: CN202011086846.3A
Authority: CN
Inventors: 马亚欣; 沈亚彬
Original assignee: State Grid Corp of China SGCC; Langfang Power Supply Co of State Grid Jibei Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Langfang Power Supply Co of State Grid Jibei Electric Power Co Ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2022-11-29
Anticipated expiration: 2040-10-12
Also published as: CN112202125A

Abstract

The invention discloses a self-adaptive multi-cable doubling and fixing method which is characterized by comprising the following steps of: step S1, providing a self-adaptive multi-cable doubling fixed installation clamp, and reversely rotating a connecting piece and a limiting piece to enable a threaded rod to be separated from a threaded groove for a certain distance; s2, pulling the fixing block outwards to enable a clamping rack fixedly connected with one end of the fixing block to perform meshing transmission on the gear disc, driving the four sliding blocks to synchronously move outwards until the external connecting groove and the sliding groove are overlapped, and stopping pulling; s3, screwing and locking the connecting piece and the limiting piece again; s4, sliding the cables into the key slots through the external grooves to complete the installation of all the cables; and S5, the connecting piece and the limiting piece are screwed and locked again, and the torsion spring twists the gear disc to realize self-locking of the cable.

Description

Self-adaptive multi-cable doubling fixing method

Technical Field

The invention relates to the technical field of cable clamps, in particular to a self-adaptive multi-cable doubling fixing method.

Background

Cable is a generic term for optical cables, electrical cables, and the like. The cable has many purposes, is mainly used for controlling installation, connecting equipment, transmitting power and other multiple functions, and is a common and indispensable object in daily life. Installation requires special care since the cable is live.

When fixing a plurality of cables, the conventional cable fixing and mounting clamp needs to be independently used for fixing each cable through a bolt in the using process, the complexity of operation is increased invisibly, and therefore a cable clamp with a self-locking function in the mounting process needs to be designed, and the applicability of the device is improved.

Disclosure of Invention

The invention aims to provide a self-adaptive multi-cable doubling and fixing method, which solves the problem that independent locking operation of a plurality of cables is inconvenient in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a self-adaptive multi-cable doubling fixing method is characterized by comprising the following steps:

step S1, providing a self-adaptive multi-cable doubling fixed installation clamp, and reversely rotating a connecting piece and a limiting piece to enable a threaded rod to be separated from a threaded groove for a certain distance;

s2, pulling the fixing block outwards to enable a clamping rack fixedly connected with one end of the fixing block to perform meshing transmission on the gear disc, driving the four sliding blocks to synchronously move outwards until the external connecting groove and the sliding groove are overlapped, and stopping pulling;

s3, screwing and locking the connecting piece and the limiting piece again;

s4, sliding the cables into the key slots through the external connecting grooves to complete the installation of all the cables;

and S5, the connecting piece and the limiting piece are screwed and locked again, and the torsion spring twists the gear disc to realize self-locking of the cable.

Preferably, the self-adaptation multi-cable doubling fixed mounting anchor clamps include hypoplastron and upper plate, hypoplastron and upper plate overlook the face and all are "ten" font structure, and each length of side equals, its characterized in that, set up four logical grooves that run through both of annular array on upper plate and the hypoplastron, it has the sliding block all to slip in four cavities between hypoplastron and the upper plate, and has seted up the spacing groove with logical groove correspondence on the sliding block, the central point department of putting of upper plate rotates and is connected with the toothed disc, and the top fixedly connected with torsion spring of toothed disc to fixed connection between torsion spring's top and the hypoplastron, one side that the sliding block is close to the toothed disc all welds the joint strip, and meshing transmission is connected between toothed joint strip and the toothed disc, the intermediate position cover of toothed disc is equipped with locating part and connecting piece, the central point fixedly connected with latch ring of hypoplastron, and latch ring and toothed disc sliding sleeve cooperation, four the latch strip is annular array setting, and four latch strip horizontal plane abnormal face sets up, four equal fixedly connected with the fixed block in the outside of sliding block.

Preferably, the through groove is formed by two parts, a key groove which is parallel to the length of the corresponding side of the lower plate and an external groove which is perpendicular to the key groove and is communicated with the outside, and the key groove faces to the center of the lower plate.

Preferably, the limiting groove is composed of two parts, a clamping groove parallel to the sliding block and provided with a corresponding side length and a sliding groove perpendicular to the clamping groove, and the clamping groove faces the outer side of the lower plate.

Preferably, the side length positions of the lower plate are vertically provided with side plates, the side length positions of the upper plate are vertically provided with cladding plates, the cladding plates are located on the outer sides of the side plates, and the cladding plates are in clearance fit with the side plates.

Preferably, a first through hole is formed in the center of the lower plate, a connecting piece is slidably embedded in the first through hole, a second through hole is formed in the center of the upper plate, and a limiting piece is slidably embedded in the second through hole.

Preferably, a thread groove is formed in the inner side of the top end of the limiting part, a threaded rod is fixedly connected to the top end of the limiting part, and the threaded rod is in threaded connection with the thread groove.

The invention has at least the following beneficial effects:

1. place the cable in the keyway, under torsion spring's effect, the pinion disc transmission rack bar removes, thereby realize the motion to the sliding block, the cable is in joint to the keyway under the promotion in joint groove, realize automatically regulated installation aperture effect, because the keyway has certain horizontal interval, thereby cooperation joint groove, realize the centre gripping operation to the cable of different diameters to a certain extent, after accomplishing the centre gripping, through screwing locating part and connecting piece, realize being close to between upper plate and the hypoplastron, thereby realize the spacing of latch ring to the pinion disc, make anchor clamps realize the auto-lock, hoisting device's security.

2. Make through the axial elasticity of torsion spring and separate between hypoplastron and the upper plate, the latch ring is deviate from, outside pulling fixed block, the latch strip of its one end fixed connection meshes the transmission to the toothed disc, the toothed disc is rotating the in-process and is transmitting remaining latch strip, thereby realize the synchronous outward movement to four sliding blocks, when moving to external groove and sliding groove position coincidence, stop the pulling, and with connecting piece and locating part closure locking again soon, the stability of leading to the groove position has been guaranteed, with this realize the convenient installation to a plurality of cables promptly, need not operate each part alone, promote the convenience of operation.

3. Through the cooperation of location strip and constant head tank, make card rack and sliding block can stable balance's removal, prevent the card condition of dying, and be provided with reset spring between location strip and the constant head tank, make two relative sliding blocks can be under the effect that receives reset spring, better realization auto-lock that resets, reduce the effort to torsion spring, reduce the effort in order to improve life-span to torsion spring, simultaneously, even the condition of breaking down appears at torsion spring, only also can obtain sufficient restoring force in order to realize the auto-lock through reset spring.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 illustrates an isometric view provided according to an embodiment of the present invention;

FIG. 2 illustrates an internal isometric view provided according to an embodiment of the present invention;

FIG. 3 illustrates an exploded view provided in accordance with an embodiment of the present invention;

FIG. 4 illustrates a partial cross-sectional view provided in accordance with an embodiment of the present invention;

fig. 5 is a schematic view illustrating a sliding groove and a connection structure thereof according to an embodiment of the present invention.

In the figure: 1. a lower plate; 101. a side plate; 102. a first through hole; 2. an upper plate; 201. a cladding sheet; 202. a second through hole; 3. a sliding block; 4. a through groove; 401. a keyway; 402. an external connection groove; 5. a limiting groove; 501. a clamping groove; 502. a sliding groove; 6. a stopper; 601. a thread groove; 7. a connecting member; 701. a threaded rod; 8. a rack bar is clamped; 9. a torsion spring; 10. a gear plate; 11. a fixed block; 12. a snap ring; 13. a positioning bar; 14. positioning a groove; 15. a return spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

Referring to fig. 1-4, a self-adaptive multi-cable doubling fixed mounting fixture, including hypoplastron 1 and upper plate 2, hypoplastron 1 and upper plate 2 all are "ten" font structure in the plane of looking down, and each length of side equals, set up four logical grooves 4 that run through both of annular array on upper plate 1 and hypoplastron 2, it has sliding block 3 all to slide in four cavities between hypoplastron 1 and the upper plate 2, sliding block 3 is outstanding to be set up the cavity between hypoplastron 1 and the upper plate 2, and set up spacing groove 5 with logical groove 4 correspondence on sliding block 3, the central point department of upper plate 2 rotates and is connected with toothed disc 10, axial spacing between toothed disc 10 and the upper plate 2, radial rotation sets up, and the top fixedly connected with torsion spring 9 of toothed disc 10, and fixedly connected between the top of torsion spring 9 and the hypoplastron 1, sliding block 3 has all welded the rack 8 near one side of toothed disc 10, and mesh transmission is connected between rack 8 and toothed disc 10, the intermediate point cover of toothed disc 10 is equipped with locating part 6 and connecting piece 7, the central point of hypoplastron 1 fixedly connected with toothed ring 12, and toothed ring 12 and the outside toothed disc 12 and toothed disc 10 have been seted up the limiting block 12, the outside the toothed disc 12 and the toothed disc 10.

Specifically, as shown in fig. 1 to 4, the through groove 4 is composed of two parts, a key groove 401 parallel to the side length of the corresponding side of the lower plate 1 and an external groove 402 perpendicular to the key groove 401 and communicated with the outside, the key groove 401 faces the center of the lower plate 1, four through grooves 4 are distributed in an annular array, the limiting groove 5 is composed of two parts, a clamping groove 501 parallel to the side length of the sliding block 3 and a sliding groove 502 perpendicular to the clamping groove 501, the clamping groove 501 faces the outside of the lower plate 1, four limiting grooves 5 are distributed in an annular array, and the corresponding key groove 401 and the clamping groove 501 are located on the same straight line.

Specifically, as shown in fig. 2-4, four snap racks 8 are arranged in an annular array, and the horizontal planes of the four snap racks 8 are arranged in different planes, the sliding between the four snap racks 8 does not affect each other, the outer sides of the four sliding blocks 3 are fixedly connected with fixing blocks 11, the side length position of the lower plate 1 is vertically provided with a side plate 101, the side length position of the upper plate 2 is vertically provided with a cladding plate 201, the cladding plate 201 is located on the outer side of the side plate 101, and the cladding plate 201 and the side plate 101 are in clearance fit, the cladding plate 201 is matched with the side plate 101, so that the positions of the upper plate 2 and the lower plate 1 are relatively fixed, and the height of the cladding plate 201 is larger than the movement range of the torsion spring 9.

Specifically, as shown in fig. 3 and 4, a first through hole 102 is formed in the central position of the lower plate 1, a connecting member 7 is slidably inserted into the first through hole 102, a second through hole 202 is formed in the central position of the upper plate 2, a limiting member 6 is slidably inserted into the second through hole 202, a threaded groove 601 is formed in the inner side of the top end of the limiting member 6, a threaded rod 701 is fixedly connected to the top end of the limiting member 6, the threaded rod 701 is in threaded connection with the threaded groove 601, and discs with diameters larger than the diameters of the through holes are arranged at both the connecting member 7 and one end of the limiting member 6, so that the pushing and limiting effects on the upper plate 2 and the lower plate 1 are guaranteed.

The working principle is as follows: when cables need to be clamped, firstly, the connecting piece 7 and the limiting piece 6 are rotated reversely, so that the threaded rod 701 is separated from the threaded groove 601 for a certain distance, under the action of the axial elastic force of the torsion spring 9, the lower plate 1 and the upper plate 2 are separated, the clamping tooth ring 12 is separated from the gear disc 10, the limiting effect on the threaded rod is lost, at the moment, the fixing block 11 is held by hands and pulled outwards, the clamping rack 8 fixedly connected with one end of the fixing block is used for meshing transmission on the gear disc 10, the gear disc 10 is used for transmitting the rest clamping rack 8 in the rotating process, synchronous outward movement of the four sliding blocks 3 is realized, when the four sliding blocks move to the position of the external connecting groove 402 and the sliding groove 502, the pulling is stopped, the connecting piece 7 and the limiting piece 6 are screwed and locked again, the position stability of the through groove 4 is ensured, so that convenient installation of a plurality of cables is realized, each part does not need to be operated independently, and the convenience of operation is improved; slide the cable to keyway 401 in through external groove 402, deposit, accomplish the installation back of all cables, loosen locating part 6 and connecting piece 7, torsion spring 9 twists reverse gear plate 10, thereby gear plate 10 reverses, with the inside of rack 8 meshing transmission to anchor clamps, effect through joint groove 501, promote the cable in to keyway 401, because joint groove 501 and keyway 401's end position department all is the arc structure, through the difference of advancing the interval, realize the centre gripping to the cable of different diameters, it is stable to keep the cable, with this realization to the synchronous auto-lock of many cables, promote the convenience of cable installation, at last through rotating threaded rod 701 to thread groove 601, locating part 6 and connecting piece 7 push two boards, thereby make the realization of rack ring 12 spacing to gear plate 10, lock up sliding block 3, the stability of device has been guaranteed. Therefore, the self-adaptive multi-cable doubling and fixing method is provided, and comprises the following steps: step S1, providing a self-adaptive multi-cable doubling fixed installation clamp, and reversely rotating a connecting piece 7 and a limiting piece 6 to enable a threaded rod 701 to be separated from a threaded groove 601 for a certain distance; s2, pulling the fixed block 11 outwards to enable the clamping rack 8 fixedly connected with one end of the fixed block 11 to carry out meshing transmission on the gear disc 10, driving the four sliding blocks 3 to synchronously move outwards, and stopping pulling until the positions of the external connecting groove 402 and the sliding groove 502 coincide; s3, the connecting piece 7 and the limiting piece 6 are screwed and locked again; step S4, sliding the cables into the key slot 401 through the external slot 402 to complete the installation of all the cables; and S5, the connecting piece 7 and the limiting piece 6 are screwed and locked again, and the torsion spring 9 twists the gear disc 10 to realize self-locking of the cable.

The self-locking can be realized through the torsion spring 9, but in an actual situation, when the torsion spring 9 is in a torsion state, the elasticity of the torsion spring 9 is weakened due to the continuous existence of the torsion force of the torsion spring 9, and meanwhile, the problem that the self-locking effect of the torsion spring 9 declines frequently occurs, so that the risk of falling of a cable due to vibration such as wind power and the like is caused, the service life and reliability (for example, falling) of the torsion spring 9 become key factors for limiting the service life of the whole device, for this reason, the positioning strip 13 is arranged at the outer end part of each rack 8 along the extension direction of the rack 8, one side of each sliding block 3 corresponding to the rack 8 is provided with the positioning groove 14, the positioning groove 14 on the sliding block 3 is matched with the positioning strip 13 on the sliding block 3 at the other side symmetrically arranged relative to the gear plate 10, the positioning strip 13 is slidably connected with the corresponding positioning groove 14, the positioning spring 15 is arranged between the positioning strip 13 and the corresponding positioning groove 14, and more preferably, the positioning groove 14 penetrates through the sliding block 3 to the limiting groove 5, the fixing plate 5 is provided with the fixing plate 14, and one end of the fixing plate 15 is fixed on the fixing plate. In actual work, the fixing block 11 is pulled outwards through holding, the clamping rack 8 fixedly connected with one end of the fixing block is used for meshing transmission of the gear disc 10, the gear disc 10 is used for transmitting the remaining clamping rack 8 in the rotating process, synchronous outward movement of the four sliding blocks 3 is achieved, in the process, the positioning strips 13 slide in the positioning grooves 14 and meanwhile overcome the elastic force of the return spring 15, the clamping rack 8 and the gear disc 10 are always in a horizontal meshing state, horizontal stable limiting is achieved through the two sliding blocks 3 which are symmetrically arranged and the whole device matched with the two sliding blocks 3, the problem that the clamping rack 8 and the gear disc 10 are blocked or difficult to pull due to vertical movement is solved, meanwhile, when the return spring 15 and the torsion spring 9 are reset, the return spring 15 and the torsion spring 9 provide restoring force for self-locking together, the problem that the elastic force is weakened due to long-time use and the self-locking capacity is insufficient is solved, and even when the torsion spring 9 fails, the return spring 15 can independently provide sufficient self-locking restoring force. To sum up, through the cooperation of location strip 13 and constant head tank 14, make card rack 8 and sliding block 3 can stable equilibrium's removal, prevent the dead circumstances of card, and be provided with reset spring 15 between location strip 13 and the constant head tank 14, make two relative sliding block 3 can be under the effect that receives reset spring 15, better realization auto-lock that resets, reduce the effort to torsion spring 9 in order to improve life-span, simultaneously, even the circumstances of breaking down appears at torsion spring 9, only through reset spring also can obtain sufficient restoring force in order to realize the auto-lock.

The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A self-adaptive multi-cable doubling fixing method is characterized in that a self-adaptive multi-cable doubling fixing installation fixture is utilized, the self-adaptive multi-cable doubling fixing installation fixture comprises a lower plate (1) and an upper plate (2), the overlooking surfaces of the lower plate (1) and the upper plate (2) are in a cross-shaped structure, the side lengths of the lower plate and the upper plate are equal, four annular arrays of through grooves (4) penetrating through the upper plate and the lower plate are formed in the upper plate (1) and the lower plate (2), sliding blocks (3) are respectively embedded in four cavities between the lower plate (1) and the upper plate (2) in a sliding mode, limiting grooves (5) are formed in the sliding blocks (3) corresponding to the through grooves (4), the central position of the upper plate (2) is rotatably connected with a gear disc (10), the top of the gear disc (10) is fixedly connected with a torsion spring (9), the top end of the torsion spring (9) is fixedly connected with the lower plate (1), one side, close to the gear disc (10), of the sliding block (3) is welded with a clamping rack (8), the clamping rack (8) is in meshing transmission connection with the gear disc (10), the middle position of the gear disc (10) is sleeved with a limiting part (6) and a connecting part (7), the central position of the lower plate (1) is fixedly connected with a clamping tooth ring (12), and the clamping tooth ring (12) is in sliding sleeve fit with the gear disc (10), the four clamping racks (8) are arranged in an annular array, the four clamping racks (8) are arranged in a horizontal plane in a different plane, fixed blocks (11) are fixedly connected to the outer sides of the four sliding blocks (3), a positioning strip (13) is arranged at the outer end of each clamping rack (8) along the extending direction of the clamping rack (8), a positioning groove (14) is arranged on one side, corresponding to the clamping rack (8), of each sliding block (3), the positioning groove (14) in each sliding block (3) is matched with the positioning strip (13) on the sliding block (3) on the other side, symmetrically arranged relative to the gear disc (10), the positioning strip (13) is in sliding connection with the corresponding positioning groove (14), and a reset spring (15) is arranged between each positioning strip (13) and the corresponding positioning groove (14);

the through groove (4) consists of two parts, a key groove (401) which is parallel to the side length of the corresponding edge of the lower plate (1) and an external groove (402) which is perpendicular to the key groove (401) and is communicated with the outside are arranged, and the key groove (401) faces to the center of the lower plate (1);

the limiting groove (5) is composed of two parts, a clamping groove (501) parallel to the sliding block (3) and arranged corresponding to the side length and a sliding groove (502) perpendicular to the clamping groove (501), and the clamping groove (501) faces the outer side of the lower plate (1);

a thread groove (601) is formed in the inner side of the top end of the limiting part (6), a threaded rod (701) is fixedly connected to the top end of the connecting part (7), and the threaded rod (701) is in threaded connection with the thread groove (601)

The method comprises the following steps:

step S1, reversely rotating the connecting piece (7) and the limiting piece (6) to enable the threaded rod (701) to be separated from the threaded groove (601) for a certain distance;

s2, pulling the fixing block (11) outwards to enable a clamping rack (8) fixedly connected with one end of the fixing block (11) to carry out meshing transmission on the gear disc (10) and drive the four sliding blocks (3) to synchronously move outwards until the sliding blocks move to the positions of the external connecting groove (402) and the sliding groove (502) to coincide, and stopping pulling;

s3, screwing and locking the connecting piece (7) and the limiting piece (6) again;

s4, sliding the cables into the key slots (401) through the external grooves (402) to complete the installation of all the cables;

and S5, the connecting piece (7) and the limiting piece (6) are screwed and locked again, and the torsion spring (9) twists the gear disc (10) to realize self-locking of the cable.

2. The adaptive multi-cable doubling fixing method according to claim 1, wherein side plates (101) are vertically arranged at the side length positions of the lower plate (1), cladding plates (201) are vertically arranged at the side length positions of the upper plate (2), the cladding plates (201) are located on the outer sides of the side plates (101), and the cladding plates (201) and the side plates (101) are in clearance fit.

3. The self-adaptive multi-cable doubling fixing method according to claim 1, wherein a first through hole (102) is formed in the center of the lower plate (1), a connecting piece (7) is slidably inserted into the first through hole (102), a second through hole (202) is formed in the center of the upper plate (2), and a limiting piece (6) is slidably inserted into the second through hole (202).