CN221299693U - Clamp - Google Patents

Abstract

The utility model discloses a clamp, and relates to the technical field of connecting fasteners. The utility model comprises a fixed sleeve, wherein one end of the bottom of the fixed sleeve is fixedly connected with a surrounding belt, a plurality of slots are formed in the inner side of the surrounding belt, a limit groove is formed in the bottom of the fixed sleeve, one end of the surrounding belt, which is far away from the fixed sleeve, penetrates through the limit groove to form a circular ring shape, one side of the fixed sleeve is provided with an extension assembly, the inner side of the fixed sleeve is provided with a limit assembly, and the limit assembly has a fixing effect on the size of the surrounding belt. According to the utility model, through the arrangement of the extension assembly, the metal reinforcing core in the center of the optical cable is wrapped and wound through the extension belt, so that the metal reinforcing core in the center of the optical cable can further generate a stable grounding effect, the occurrence of unreliable grounding phenomenon is avoided, and the safety of the grounding clamp is improved.

Description

Clamp

Technical Field

The utility model relates to the technical field of connecting fasteners, in particular to a clamp.

Background

The metal components in the existing optical cable need to be grounded when the optical cable cross connecting cabinet and the ODF frame are terminated, so that the grounding clamp is widely applied, and the common GYTA optical cable and the GYTA armored optical cable are taken as examples, and the metal components needing to be grounded comprise a metal reinforcing core, a plastic-coated aluminum tape and a metal armor layer in the optical cable.

Reference is made to the issued patent number "CN214837568U" for a clamp, wherein: the utility model provides a band in the clamp seat is worn to locate through the installation pivot butt of connecting with the clamp seat, and cooperation locating cover, locating screw rod are connected with the rotation of installation pivot to and the installation pivot inlays to establish and be connected with sliding in the clamp seat, makes the band wear to locate the technical problem of the locking component enclasping pipeline that the back accessible is provided with installation pivot, locating cover and locating screw rod.

In the process of implementing this patent, the inventor finds that the technical problem still exists for those skilled in the art, which is not solved:

Because the plastic-coated aluminum strip and the plastic-coated steel strip are relatively thin and have larger structural dimensions, the plastic-coated aluminum strip and the plastic-coated steel strip are not easy to be grounded in the construction process, so that a plurality of constructors only adopt grounding measures for the metal reinforcing core in the optical cable, even if the grounding measures are adopted, the grounding mode of singly connecting a plurality of copper core wires is adopted, the construction process is relatively complicated, if a wiring terminal is not additionally arranged on the singly connected grounding wire, the singly connected grounding wire cannot be reliably pressed on a wiring terminal, and potential safety hazards can be generated for subsequent use.

Disclosure of utility model

Based on the above, a clamp is provided, which is used for solving the following technical problems in the background art: because the plastic-coated aluminum strip and the plastic-coated steel strip are relatively thin and have larger structural dimensions, the plastic-coated aluminum strip and the plastic-coated steel strip are not easy to be grounded in the construction process, so that a plurality of constructors only take grounding measures for the metal reinforcing cores in the optical cables, even if the grounding measures are taken, the grounding mode of singly connecting a plurality of copper core wires is adopted, the construction process is relatively complicated, and if a wiring terminal is not additionally arranged on the singly connected grounding wires, the singly connected grounding wires cannot be reliably connected to the wiring terminals in a crimping mode, and potential safety hazards can be generated for subsequent use.

The utility model adopts the following technical scheme:

The clamp specifically comprises a fixed sleeve, wherein one end of the bottom of the fixed sleeve is fixedly connected with a surrounding belt, a plurality of slots are formed in the inner side of the surrounding belt, a limit groove is formed in the bottom of the fixed sleeve, one end, far away from the fixed sleeve, of the surrounding belt penetrates through the limit groove to be in a circular ring shape, an extension assembly is arranged on one side of the fixed sleeve, a limit assembly is arranged on the inner side of the fixed sleeve, and the limit assembly has a fixing effect on the size of the surrounding belt;

The extension assembly comprises a sealing block and a locking module, a reserved groove is formed in one side of the fixing sleeve, the top of the reserved groove is connected with the sealing block through hinge rotation, the locking module is fixedly connected to one side of the fixing sleeve, and the locking module has a fixing effect on the sealing block.

Further, extend the subassembly and still include U type spout, change roller, extension area, roll up spring and support the briquetting, the inboard both ends of reservation groove are equal fixedly connected with U type spout, the reservation inslot is provided with changes the roller, just it is two to change the roller both ends with U type spout is sliding connection setting, it is connected with the extension area to change the roller outside to wind the roll, two spacing mouthfuls have been seted up at the extension area top, it all fixedly connected with roll up the spring to change the roller both ends, the closure piece is close to the both ends fixedly connected with of U type spout one side supports the briquetting, and every support the briquetting all with every U type spout is sliding connection setting.

Further, the extension subassembly still includes first fixing base and slip inserted sheet, the sliding tray has been seted up at fixed cover top, the sliding tray with the reservation groove sets up for the UNICOM, extension area top with the sliding tray sets up for sliding fit, the first fixing base of fixed cover top fixedly connected with, the inboard sliding connection of first fixing base has the slip inserted sheet, the slip inserted sheet is close to the one end of extension area with two spacing mouth is grafting cooperation.

Further, spacing subassembly includes stopper, passive briquetting, fixed plate and erects the spring, the inboard sliding connection of spacing groove has the stopper, the stopper bottom with the slot of seting up around the area is pegging graft spacing cooperation, stopper top fixedly connected with passive compression block, the groove that resets has all been seted up at spacing groove both ends, stopper both ends fixedly connected with fixed plate, and two the fixed plate all with two the groove that resets is sliding fit setting, two equal fixedly connected with in fixed plate bottom erects the spring, two erect the spring bottom all with two the groove that resets is fixed connection setting.

Further, spacing subassembly still includes dwang, initiative briquetting and lock piece, the inboard both sides of spacing groove are all rotated and are connected with the dwang, two the same one end of dwang is all run through fixed cover one end and extend to the fixed cover outside sets up, two the equal fixedly connected with initiative briquetting in dwang outside, two the initiative briquetting is all located the spacing inslot is inboard, two the initiative briquetting with the passive press piece is extrusion fit, two the equal fixedly connected with lock piece in dwang outside, two the lock piece is the symmetry setting and is grafting cooperation each other.

Further, the limiting assembly further comprises a second fixing seat and a sliding rod, the top part of the fixing sleeve, which is close to one end of the buckling block, is fixedly connected with the second fixing seat, the inner side of the second fixing seat is slidably connected with the sliding rod, and the bottom of the sliding rod is in plug-in limiting fit with the two buckling blocks.

Compared with the prior art, the utility model has the following beneficial effects:

According to the clamp, the metal reinforcing core in the center of the optical cable is wrapped and wound through the extension belt, so that the metal reinforcing core in the center of the optical cable can further generate a stable grounding effect, the occurrence of unreliable grounding phenomenon is avoided, and the safety of the grounding clamp is improved.

The clamp provided by the utility model can avoid the rotation of an external tool when the surrounding belt is fixed, so that the clamp installation time is saved, and the clamp installation work efficiency is further improved.

Drawings

In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a clip according to the present utility model;

FIG. 2 is a schematic view of a clip extension assembly according to the present utility model;

FIG. 3 is a schematic view of a structure of a clamp extension band according to the present utility model;

fig. 4 is a schematic structural view of a clip limiting assembly according to the present utility model;

fig. 5 is an exploded view of a clip limiting assembly according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. A fixed sleeve; 2. winding the belt; 3. an extension assembly; 4. a limit component; 5. a closing block; 6. a lockout module; 7. a U-shaped chute; 8. a rotating roller; 9. an extension belt; 10. a coil spring; 11. pressing blocks; 12. a first fixing seat; 13. sliding the insert; 14. a limiting block; 15. a passive pressing block; 16. a fixing plate; 17. a vertical spring; 18. a rotating lever; 19. actively briquetting; 20. a buckling block; 21. the second fixing seat; 22. a sliding rod.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As in the background art, because the plastic-coated aluminum belt and the plastic-coated steel belt are relatively thin and have large structural dimensions, the plastic-coated aluminum belt and the plastic-coated steel belt are not easy to be grounded in the construction process, so that a plurality of constructors only take grounding measures on the metal reinforcing cores in the optical cables, even if the grounding measures are taken, the grounding mode of singly connecting a plurality of copper core wires is adopted, the construction process is relatively complicated, and if a wiring terminal is not additionally arranged on the singly connected grounding wires, the singly connected grounding wires cannot be reliably connected to the wiring terminal in a crimping mode, and potential safety hazards can be generated for subsequent use.

In order to solve the technical problem, the utility model provides the clamp, and the metal reinforcing core in the center of the optical cable is wrapped and wound through the extension belt 9, so that the metal reinforcing core in the center of the optical cable can further generate a stable grounding effect, the occurrence of unreliable grounding phenomenon is avoided, and the safety of the grounding clamp is improved.

Referring to fig. 1-4, a clamp specifically includes a fixing sleeve 1, wherein one end of the bottom of the fixing sleeve 1 is fixedly connected with a surrounding belt 2, a plurality of slots are formed inside the surrounding belt 2, a limit groove is formed in the bottom of the fixing sleeve 1, one end of the surrounding belt 2, far away from the fixing sleeve 1, passes through the limit groove to form a circular ring shape, an extension component 3 is mounted on one side of the fixing sleeve 1, a limit component 4 is mounted inside the fixing sleeve 1, and the limit component 4 has a fixing effect on the size of the surrounding belt 2;

The extension assembly 3 comprises a sealing block 5 and a locking module 6, a reserved groove is formed in one side of the fixed sleeve 1, the top of the reserved groove is connected with the sealing block 5 through hinge rotation, one side of the fixed sleeve 1 is fixedly connected with the locking module 6, and the locking module 6 has a fixing effect on the sealing block 5.

In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

Example 1:

Please refer to fig. 1, a clamp, it includes fixed cover 1, and fixed cover 1 bottom one end fixedly connected with encircles area 2, encircles area 2 inboard and has seted up a plurality of slots, and the spacing groove has been seted up to fixed cover 1 bottom, and the one end that fixed cover 1 was kept away from to encircling area 2 passes the spacing groove and is the ring form, and extension subassembly 3 is installed to fixed cover 1 one side, and spacing subassembly 4 is installed to fixed cover 1 inboard, and spacing subassembly 4 plays fixed effect to encircling area 2's size.

When in use, the surrounding belt 2 passes through the optical cable to be fixed on the outer side of the stripped plastic-coated aluminum belt or plastic-coated steel belt, and the end part of the surrounding belt 2 passes through the limit groove to wrap the outer side of the stripped plastic-coated aluminum belt or plastic-coated steel belt around the belt 2;

At this time, by the arrangement of the extension assembly 3, the metal reinforcing core in the center of the optical cable can be wound and wrapped, and then can be fixed on the grounding bar through the fixing screw holes, so that the phenomenon of unreliable grounding is reduced;

The encircling band 2 can be fixed through the arrangement of the limiting component 4, so that the effect of stabilizing and grounding the cable is achieved;

through the setting of extension subassembly 3 and spacing subassembly 4, can make clamp reuse to can avoid certain wasting of resources.

Example 2:

The embodiment 2 is used for further disclosing the specific structure of the extension assembly 3 on the premise of the above embodiment, and through the structural cooperation of the extension assembly 3 and the above embodiment, the metal reinforcing core in the center of the optical cable is wrapped and wound by the extension belt 9, so that the metal reinforcing core in the center of the optical cable can further generate a stable grounding effect, the occurrence of unreliable grounding phenomenon is avoided, and the safety of the grounding clamp is improved.

For a clamp further optimization that embodiment 1 provided, specifically, as shown in fig. 2-3, extension subassembly 3 includes closure block 5 and locking module 6, and the reservation groove has been seted up to fixed cover 1 one side, and the reservation groove top is connected with closure block 5 through the hinge rotation, and fixed cover 1 one side fixedly connected with locking module 6, and locking module 6 plays fixed effect to closure block 5.

The extension assembly 3 further comprises a U-shaped chute 7, a roller 8, an extension belt 9, a coil spring 10 and a pressing block 11, wherein the U-shaped chute 7 is fixedly connected to the two ends of the inner side of the reserved groove, the roller 8 is arranged on the inner side of the reserved groove, the two ends of the roller 8 are slidably connected with the two U-shaped chutes 7, the extension belt 9 is connected with the outer side of the roller 8 in a winding manner, two limit openings are formed in the top of the extension belt 9, the coil spring 10 is fixedly connected to the two ends of the roller 8, the pressing block 11 is fixedly connected to the two ends of the closing block 5, which are close to one side of the U-shaped chute 7, and each pressing block 11 is slidably connected with each U-shaped chute 7.

The extension assembly 3 further comprises a first fixed seat 12 and a sliding insert 13, the top of the fixed sleeve 1 is provided with a sliding groove, the sliding groove is communicated with the reserved groove, the top of the extension belt 9 is in sliding fit with the sliding groove, the top of the fixed sleeve 1 is fixedly connected with the first fixed seat 12, the inner side of the first fixed seat 12 is in sliding connection with the sliding insert 13, and one end, close to the extension belt 9, of the sliding insert 13 is in inserting fit with the two limiting openings.

After the outside of the stripped plastic-coated aluminum belt or plastic-coated steel belt is wound around the belt 2, the sliding inserting piece 13 can be pulled out of the inner side of the first fixing seat 12, and the first fixing seat 12 can cancel the limiting effect with the top of the extension belt 9;

The extension band 9 can then be pulled upwards, so that the top of the extension band 9 moves out of the inside of the sliding groove and contacts the metal reinforcing core in the center of the optical cable, and wraps and winds the metal reinforcing core in the center of the optical cable;

The length of the extension belt 9 extending out of the top of the fixed sleeve 1 can be adjusted according to actual conditions by the arrangement that the extension belt 9 is wound outside the rotary roller 8, so that metal reinforcing cores with various lengths can be wrapped and wound;

Meanwhile, through the arrangement of the coil spring 10, when the extension belt 9 extends out of the sliding groove, the counter-rotating roller 8 can continuously apply a counter-rotating force, and the extension belt 9 continuously generates a slight winding effect, so that the adaptation degree of the extension belt 9 to the metal reinforced core is further improved, and the waste of the extension belt 9 on materials is avoided;

Through the arrangement of the sliding connection of the rotating roller 8 and the U-shaped sliding grooves 7, when the extension belt 9 needs to be replaced or maintained, the two ends of the rotating roller 8 slide with the two U-shaped sliding grooves 7 and are separated from the inner sides of the U-shaped sliding grooves 7, so that the effect of replacing the extension belt 9 is achieved;

Simultaneously through setting up of supporting briquetting 11, when the U type spout 7 is inboard is slided at roller 8 both ends, through lock closing piece 5, can make two supporting briquetting 11 insert U type spout 7 inboard in step to extrude spacingly to roller 8's both ends, avoid roller 8 to appear droing or phenomenon such as skew in the in-process that removes, simultaneously through setting up of locking module 6, can make closing piece 5 fix in the reservation inslot side, thereby make two supporting briquetting 11 fix in U type spout 7 inboard, promote two supporting briquetting 11 to the fixed effect at roller 8 both ends, further promote the pivoted stability of roller 8.

Example 3:

The embodiment 3 is used for further disclosing a specific structure of the limiting component 4 on the premise of the embodiment, and through the structural cooperation of the limiting component 4 and the embodiment, the rotation of an external tool is avoided when the surrounding belt 2 is fixed, so that the clamp installation time is saved, and the work efficiency of the clamp installation is improved.

To embodiment 1 and to the clamp that embodiment 2 provided further optimize, specifically, as shown in fig. 4-5, spacing subassembly 4 includes stopper 14, passive movable block 15, fixed plate 16 and perpendicular spring 17, the inboard sliding connection of spacing groove has stopper 14, the slot that stopper 14 bottom and encircling area 2 offered is grafting spacing cooperation, stopper 14 top fixedly connected with passive movable block 15, reset groove has all been offered at spacing groove both ends, stopper 14 both ends fixedly connected with fixed plate 16, and two fixed plates 16 all set up for sliding fit with two reset grooves, two fixed plate 16 bottom all fixedly connected with perpendicular spring 17, two perpendicular spring 17 bottoms all set up for fixed connection with two reset grooves.

The limiting assembly 4 further comprises rotating rods 18, driving pressing blocks 19 and buckling blocks 20, the rotating rods 18 are connected to the two sides of the inner side of the limiting groove in a rotating mode, the same ends of the two rotating rods 18 penetrate through one end of the fixed sleeve 1 and extend to the outer side of the fixed sleeve 1, the driving pressing blocks 19 are fixedly connected to the outer sides of the two rotating rods 18, the two driving pressing blocks 19 are located on the inner side of the limiting groove, the two driving pressing blocks 19 are in extrusion fit with the driven pressing blocks 15, the buckling blocks 20 are fixedly connected to the outer sides of the two rotating rods 18, and the two buckling blocks 20 are symmetrically arranged and are in plug fit with each other.

The limiting assembly 4 further comprises a second fixing seat 21 and a sliding rod 22, the top of the fixing sleeve 1, which is close to one end of the buckling blocks 20, is fixedly connected with the second fixing seat 21, the inner side of the second fixing seat 21 is slidably connected with the sliding rod 22, and the bottom of the sliding rod 22 is in plug-in limiting fit with the two buckling blocks 20.

After the length of the outside of the stripped plastic-coated aluminum belt or plastic-coated steel belt is well wrapped by the surrounding belt 2, the surrounding belt 2 can be spliced and limited by the limiting block 14;

Specific: the two buckling blocks 20 are rotated to drive the two rotating rods 18 to synchronously rotate, so that the two driving pressing blocks 19 are driven to rotate, the driven pressing blocks 15 are extruded, the limiting block 14 is driven to move downwards by extruding the driven pressing blocks 15, the bottom of the limiting block 14 is inserted into the slot of the encircling band 2, and the encircling band 2 is limited and fixed;

The vertical springs 17 can generate an extrusion effect through the synchronous movement of the two fixing plates 16 in the moving process of the limiting block 14, the vertical springs 17 can present a compression effect at the moment, when the extrusion effect of the passive pressing block 15 is canceled, the two vertical springs 17 can automatically drive the fixing plates 16 to move upwards, and the limiting block 14 is driven to move upwards through the movement of the two fixing plates 16, so that the plugging limiting effect on the surrounding belt 2 is canceled;

At this time, the two buckling blocks 20 are mutually spliced, and the sliding rod 22 is driven to slide downwards at the inner side of the second fixing seat 21, so that the two buckling blocks 20 spliced mutually are subjected to splicing limiting effect, the splicing effect of the two buckling blocks 20 is fixed, and the extrusion effect of the two driving pressing blocks 19 on the driven pressing blocks 15 can be continuously maintained.

Claims (6)

1. The utility model provides a clamp, includes fixed cover (1), its characterized in that, fixed cover (1) bottom one end fixedly connected with encircles area (2), a plurality of slots have been seted up around area (2) inboard, limit groove has been seted up to fixed cover (1) bottom, encircle area (2) and keep away from the one end of fixed cover (1) is passed limit groove is the ring form, extension subassembly (3) are installed to fixed cover (1) one side, limit subassembly (4) are installed to fixed cover (1) inboard, just limit subassembly (4) are to the size of encircling area (2) plays fixed effect;

the extension assembly (3) comprises a sealing block (5) and a locking module (6), a reserved groove is formed in one side of the fixing sleeve (1), the sealing block (5) is connected to the top of the reserved groove through hinge rotation, the locking module (6) is fixedly connected to one side of the fixing sleeve (1), and the locking module (6) has a fixing effect on the sealing block (5).

2. The clamping hoop according to claim 1, wherein the extension assembly (3) further comprises a U-shaped chute (7), a rotating roller (8), an extension belt (9), a coil spring (10) and a pressing block (11), the two ends of the inner side of the reserved groove are fixedly connected with the U-shaped chute (7), the rotating roller (8) is arranged on the inner side of the reserved groove, the two ends of the rotating roller (8) are slidably connected with the two U-shaped chutes (7), the extension belt (9) is wound on the outer side of the rotating roller (8), two limit openings are formed in the top of the extension belt (9), the coil spring (10) is fixedly connected at the two ends of the rotating roller (8), the pressing block (11) is fixedly connected at the two ends of the side, close to the U-shaped chute (7), of each pressing block (11) is slidably connected with each U-shaped chute (7).

3. The clamping hoop according to claim 2, wherein the extension assembly (3) further comprises a first fixing seat (12) and a sliding insert (13), a sliding groove is formed in the top of the fixing sleeve (1), the sliding groove is communicated with the reserved groove, the top of the extension belt (9) is in sliding fit with the sliding groove, the first fixing seat (12) is fixedly connected to the top of the fixing sleeve (1), the sliding insert (13) is slidably connected to the inner side of the first fixing seat (12), and one end, close to the extension belt (9), of the sliding insert (13) is in plug fit with two limiting ports.

4. The clamping hoop according to claim 1, wherein the limiting component (4) comprises a limiting block (14), a driven pressing block (15), a fixing plate (16) and vertical springs (17), the limiting block (14) is connected to the inner side of the limiting groove in a sliding mode, a slot formed in the bottom of the limiting block (14) and the surrounding belt (2) is in inserting limiting fit, the driven pressing block (15) is fixedly connected to the top of the limiting block (14), reset grooves are formed in two ends of the limiting groove, the fixing plates (16) are fixedly connected to the two fixing plates (16) and are in sliding fit with the two reset grooves, the vertical springs (17) are fixedly connected to the bottoms of the two fixing plates (16), and the bottoms of the two vertical springs (17) are fixedly connected with the two reset grooves.

5. The clamping hoop according to claim 4, wherein the limiting component (4) further comprises a rotating rod (18), an active pressing block (19) and a buckling block (20), the rotating rod (18) is rotationally connected to two sides of the inner side of the limiting groove, the same ends of the two rotating rods (18) penetrate through one end of the fixing sleeve (1) and extend to the outer side of the fixing sleeve (1), the active pressing block (19) is fixedly connected to the outer side of the two rotating rods (18), the active pressing block (19) is located on the inner side of the limiting groove, the two active pressing blocks (19) are in extrusion fit with the passive pressing block (15), the buckling blocks (20) are fixedly connected to the outer side of the rotating rod (18), and the two buckling blocks (20) are symmetrically arranged and are in plug fit with each other.

6. The clamping hoop according to claim 5, wherein the limiting component (4) further comprises a second fixing seat (21) and a sliding rod (22), the second fixing seat (21) is fixedly connected to the top of the fixing sleeve (1) close to one end of the buckling block (20), the sliding rod (22) is slidingly connected to the inner side of the second fixing seat (21), and the bottoms of the sliding rods (22) are in plug-in limiting fit with the two buckling blocks (20).