CN112202120B

CN112202120B - Self-adaptive multi-cable doubling fixed mounting fixture

Info

Publication number: CN112202120B
Application number: CN202011085739.9A
Authority: CN
Inventors: 马亚欣; 沈亚彬
Original assignee: Chengxin Technology Co ltd
Current assignee: Chengxin Technology Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2022-11-08
Anticipated expiration: 2040-10-12
Also published as: CN112202120A

Abstract

The invention discloses a self-adaptive multi-cable doubling fixing installation fixture which comprises a lower plate and an upper plate, wherein four annular-array through grooves penetrating through the upper plate and the lower plate are formed in the upper plate and the lower plate, sliding blocks are respectively embedded in four cavities between the lower plate and the upper plate in a sliding mode, limiting grooves are formed in the sliding blocks and correspond to the through grooves, a gear disc is rotatably connected to the center of the upper plate, a torsion spring is fixedly connected to the top of the gear disc, and the top end of the torsion spring is fixedly connected with the lower plate. According to the invention, the cable is placed in the key groove, the gear disc drives the clamping rack to move under the action of the torsion spring, so that the sliding block moves, the cable is clamped into the key groove under the pushing of the clamping groove, the effect of automatically adjusting the installation aperture is realized, the upper plate and the lower plate are close to each other by screwing the limiting part and the connecting piece, the gear disc is limited by the clamping ring, the clamp is self-locked, and the safety of the device is improved.

Description

Self-adaptive multi-cable doubling fixed mounting fixture

Technical Field

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

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 a plurality of cables are fixed in the using process of the existing cable fixing and mounting clamp, each cable needs to be independently fixed through a bolt, the complexity of operation is invisibly increased, 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 fixing and mounting clamp, 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:

the utility model provides a self-adaptation multi-cable doubling fixed mounting anchor clamps, includes hypoplastron and upper plate, hypoplastron and upper plate overlook the face and all are "ten" font structure, and each length of side equals, set up four of annular array on upper plate and the hypoplastron and run through logical groove between them, equal sliding block has been inlayed in four cavities between hypoplastron and the upper plate, and corresponds with logical groove on the sliding block and has seted up the spacing groove, 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, the one side that the sliding block is close to the toothed disc has all welded the draw-in gear, and meshing transmission is connected between draw-in gear 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 draw-in gear ring of hypoplastron, and draw-in gear ring and toothed disc sliding sleeve cooperation, four draw-in gear is the draw-in gear rack and is the annular array setting, and four draw-in gear bar out-in-off-plane setting, four the equal fixedly connected with fixed block in the outside of horizontal plane.

Preferably, each rack bar is provided with a positioning strip at the outer end part thereof along the extending direction of the rack bar, one side of each sliding block corresponding to the rack bar is provided with a positioning groove, the positioning groove on the sliding block is matched with the positioning strip on the sliding block at the other side symmetrically arranged relative to the gear disc, the positioning strip is in sliding connection with the corresponding positioning groove, and a return spring is arranged between the positioning strip and the corresponding positioning groove.

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 embedded in the first through hole in a sliding mode, a second through hole is formed in the center of the upper plate, and a limiting piece is embedded in the second through hole in a sliding mode.

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 separation between torsional spring axial elasticity messenger 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 rotated the in-process and is carried out the transmission to remaining latch strip, thereby realize the synchronous outside motion 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 soon again, the stability of leading to the groove position has been guaranteed, realize the convenient installation to a plurality of cables with this 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 limiting member; 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 described in further 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 are not intended to limit the invention.

Referring to fig. 1-4, a self-adaptive multi-cable doubling fixed mounting fixture, including a lower plate 1 and an upper plate 2, the overlooking surfaces of the lower plate 1 and the upper plate 2 are both in a cross-shaped structure, and each side length is equal, four through grooves 4 running through the lower plate 1 and the upper plate 2 are provided on 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 manner, the sliding blocks 3 protrude out of the cavity between the lower plate 1 and the upper plate 2, and limit grooves 5 are provided on the sliding blocks 3 corresponding to the through grooves 4, a gear plate 10 is rotatably connected to the central position of the upper plate 2, the gear plate 10 and the upper plate 2 are axially limited, the gear plate is radially rotatably provided, a torsion spring 9 is fixedly connected to the top of the gear plate 10, and a torsion spring 9 is fixedly connected between the top of the torsion spring 9 and the lower plate 1, a rack 8 is welded to one side of the sliding blocks 3 close to the gear plate 10, the rack 8 is in meshing transmission connection with the gear plate 10, a limit piece 6 and a connecting piece 7 are sleeved on the middle position of the gear plate 10, a rack 12 is fixedly connected to the central position of the lower plate 1, and a rack 12 is matched with an outer side of the gear plate 10, and an outer side of the rack 12 matched with the rack 12, and an outer side of the rack 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 are provided, and 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 corresponding sliding block 3 and a sliding groove 502 perpendicular to the clamping groove 501 are provided, and the clamping groove 501 faces the outside of the lower plate 1, four limiting grooves 5 are distributed in an annular array, and the overlooking surfaces of the corresponding key groove 401 and the clamping groove 501 are on the same straight line.

Specifically, as shown in fig. 2 to 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 among 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 position of the lower plate 1 is perpendicularly provided with a side plate 101, the side position of the upper plate 2 is perpendicularly provided with a cladding plate 201, the cladding plate 201 is located outside 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, the relative fixation of the positions of the upper plate 2 and the lower plate 1 is realized, and the height of the cladding plate 201 is greater than the movement range of the torsion spring 9.

Specifically, as shown in fig. 3 and 4, the central position of the lower plate 1 is provided with a first through hole 102, the inside of the first through hole 102 is slidably embedded with a connecting piece 7, the central position of the upper plate 2 is provided with a second through hole 202, the inside of the second through hole 202 is slidably embedded with a limiting piece 6, the inner side of the top end of the limiting piece 6 is provided with a thread groove 601, the top end of the limiting piece 6 is fixedly connected with a threaded rod 701, the threaded rod 701 is in threaded connection with the thread groove 601, and one end of the connecting piece 7 and one end of the limiting piece 6 are both provided with a disk with a diameter larger than that of the through hole, so that the pushing and limiting effects on the upper plate 2 and the lower plate 1 are ensured.

The working principle is as follows: when a cable needs 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 fixed block 11 is held by hand and pulled outwards, the clamping rack 8 fixedly connected with one end of the fixed 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, so that the four sliding blocks 3 are synchronously moved outwards, when the sliding blocks move to the positions of the external connecting groove 402 and the sliding groove 502 to coincide, the pulling is stopped, the connecting piece 7 and the limiting piece 6 are screwed and locked again, the stability of the positions of the through grooves 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 through external groove 402 in, 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 the meshing transmission of joint rack 8 to anchor clamps, effect through joint groove 501, promote the cable to keyway 401 in, because joint groove 501 and keyway 401's end position department all is the arc structure, through the difference of interval of advancing, realize the centre gripping to the cable of different diameters, it is stable to keep the cable, with this synchronous auto-lock to many cables of realization, promote the convenience of cable installation, at last through rotating threaded rod 701 to thread groove 601 in, locating part 6 and connecting piece 7 push two boards, thereby make the realization of joint ring 12 spacing to gear plate 10, lock to sliding block 3, the stability of device has been guaranteed.

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 to the torsion spring, and meanwhile, the problem that the self-locking effect of the torsion spring 9 declines often occurs, so that the risk of falling of the cable due to vibration such as wind power and the like occurs, and the service life and reliability (for example, falling) of the torsion spring 9 become key factors limiting the service life of the whole device, for this reason, by providing a positioning bar 13 at the outer end 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 a positioning groove 14, the positioning groove 14 on the sliding block 3 is matched with the positioning bar 13 on the sliding block 3 at the other side symmetrically arranged with respect to the gear plate 10, the positioning bar 13 is slidably connected with the corresponding positioning groove 14, a return spring 15 is provided between the positioning bar 13 and the corresponding positioning groove 14, more preferably, the positioning groove 14 penetrates through the sliding block 3 to the limiting groove 5, and one end of the fixing plate 15 is detachably 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, and therefore 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 reset springs 15, so that 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 clamped or difficult to pull due to vertical movement is solved, meanwhile, the reset springs 15 and the torsion springs 9 provide self-locking restoring force together, the problem that the torsion springs 9 are weak in elasticity due to long-time use and insufficient self-locking capacity is solved, and even under the condition that the torsion springs 9 are in fault, the reset springs 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, essential 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 that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The self-adaptive multi-cable doubling fixed installation fixture comprises a lower plate (1) and an upper plate (2), wherein the overlooking surfaces of the lower plate (1) and the upper plate (2) are both in a cross-shaped structure, and the side lengths of the lower plate and the upper plate are equal, and the fixture is characterized in that four annular arrays of through grooves (4) penetrating through the lower plate and the upper plate are formed in the upper plate (1) and the lower plate (2), a sliding block (3) is embedded in four cavities between the lower plate (1) and the upper plate (2) in a sliding manner, a limiting groove (5) is formed in the sliding block (3) corresponding to the through groove (4), a gear plate (10) is rotatably connected to the central position of the upper plate (2), a torsion spring (9) is fixedly connected to the top of the gear plate (10), a clamping rack (8) is fixedly connected between the top end of the torsion spring (9) and the lower plate (1), a clamping rack (8) is welded to one side, close to the gear plate (10), a limiting piece (6) is in meshing transmission connection with a gear plate (7), four clamping racks (8) are arranged on the middle position of the gear plate (10), and a clamping ring (12) is matched with the lower plate (8), the outer sides of the four sliding blocks (3) are fixedly connected with fixing blocks (11), each clamping rack (8) is provided with a positioning strip (13) at the outer end part along the extending direction of the clamping rack (8), one side of each sliding block (3) corresponding to the clamping rack (8) is provided with a positioning groove (14), the positioning groove (14) on 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), a reset spring (15) is arranged between the positioning strip (13) and the corresponding positioning groove (14), the through groove (4) is composed of two parts, namely a key groove (401) parallel to the corresponding side length of the lower plate (1) and an external groove (402) perpendicular to the key groove (401) and communicated with the outside, and the key groove (401) faces to the center position of the lower plate (1).

2. The self-adaptive multi-cable doubling fixing installation clamp as claimed in claim 1, wherein the limiting groove (5) is composed of two parts, a clamping groove (501) parallel to the corresponding side length of the sliding block (3) 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).

3. The adaptive multi-cable doubling fixing installation clamp is characterized in that 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) are in clearance fit with the side plates (101).

4. The adaptive multi-cable doubling fixing and mounting fixture as claimed in claim 1, wherein a first through hole (102) is formed in a central position 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 a central position of the upper plate (2), and a limiting piece (6) is slidably inserted into the second through hole (202).

5. The adaptive multi-cable doubling fixed installation fixture according to claim 4, wherein 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 connecting member (7), and the threaded rod (701) is in threaded connection with the threaded groove (601).