CN219415956U - Tape measure for cable joint construction - Google Patents

Abstract

The utility model relates to the technical field of power construction, in particular to a tape measure for cable joint construction. Comprises a tape measure body, a pressing seat, a rack, a gear and a clamping arm; the front end face of the tape measure body is provided with an opening, the opening is used for allowing a graduated scale in the tape measure body to penetrate out or retract in, the pressing seat is arranged at the extending end of the graduated scale, the pressing seat is inserted into the front end face of the tape measure body, the pressing seat is further provided with a through groove, the through groove is slidably provided with a rack, two gears are rotatably arranged on the pressing seat and located on two sides of the rack, the rack is meshed with the two gears, one ends of the two opposite clamping arms are respectively connected with the two corresponding gears, the other ends of the clamping arms are further provided with fixing claws, and the two fixing claws are adjacent to the opening and located on two sides of the opening. The rack moves downwards to drive the gears on two sides to rotate through the action of the pressing seat on the rack, and then the two clamping arms move towards opposite directions, so that the cable joint is clamped by the fixing claws, and the cable joint can be rapidly measured only by simple operation of a single person.

Description

Tape measure for cable joint construction

Technical Field

The utility model relates to the field of power construction, in particular to a tape measure for cable joint construction.

Background

In the power construction process, because the cable manufacturing length is limited, a plurality of joints are always arranged in the middle of a power cable line, and only the power cables can normally work, the parts for connecting the two cables are commonly called as cable joints, and the fixed-point measurement of the cable is needed when the cable joints are specifically installed and constructed, so that the cable is cut off, and a tape measure for measuring the length of the cable is used.

However, when the tape measure in the current market is used for fixed-point measurement, the initial end of the tape measure is inconvenient to limit with the cable, two people are required to cooperate to realize fixed-point measurement of the cable, and the cable measurement is inconvenient to carry out.

Disclosure of Invention

The technical problem to be solved by the embodiment of the utility model is to provide the tape measure for cable joint construction so as to solve the problem that the cable measurement is inconvenient in the prior art.

The tape measure for cable joint construction provided by the embodiment of the utility model comprises the following components: the measuring tape comprises a measuring tape body, a pressing seat, a rack, a gear and a clamping arm; the utility model discloses a flexible rule, including flexible rule, tape measure body, rack, clamp arm, fixed jaw, gear, push-button, fixed jaw, gear, push-button, the preceding terminal surface of tape measure body is provided with the opening, the opening is used for the inside scale of tape measure body wears out or contracts, press the seat install in the end that stretches out of scale, and press the seat to insert to locate the preceding terminal surface of tape measure body, it still is provided with logical groove to press the seat, logical groove slidable mounting has the rack, two gear rotation install in press the seat and be located the rack both sides, rack and two gear engagement, two opposite one end of clamp arm is connected respectively in two corresponds the gear, the clamp arm other end still is provided with the fixed jaw, two fixed jaws are adjacent to the opening and are located the opening both sides.

In some embodiments of the utility model, the pressing base comprises a base and a pressing rod; the base install in preceding terminal surface, be provided with on the base and hold the chamber, hold the accent of chamber towards deviating from the top face direction parallel arrangement of tape measure body, press the partial outer peripheral face of pole with hold the side chamber wall in chamber and coincide, the end chamber wall that holds the chamber is equipped with the through-hole, press the one end of pole to be located hold the chamber outside, press the other end of pole towards hold the end chamber wall extension setting in chamber and wear out the through-hole, the other end of pressing the pole is connected with the rack.

In some embodiments of the present utility model, two positioning shafts are protruding from one side of the base facing the front end surface, the front end surface is concavely provided with positioning holes corresponding to the outer peripheral surfaces of the positioning shafts, the two positioning holes correspond to the positions of the two positioning shafts one by one, and a magnet assembly is arranged between the bottom wall of each positioning hole and each positioning shaft.

In some embodiments of the present utility model, the pressing seat further includes a first elastic member, where the first elastic member is sandwiched between the pressing rod and the bottom cavity wall, so as to compress and store energy when the rack is lowered, and drive the rack to reset when the rack is released.

In some embodiments of the present utility model, the device further includes a limiting component, the limiting component is mounted on one side of the pressing seat, the limiting component acts on the rack to enable the rack to be fixed in the through groove, the limiting component includes a side vertical plate and a push rod, a boss is arranged on an end face of the side vertical plate, which faces the rack, the boss is provided with a groove, a notch of the groove faces the rack, the push rod is slidably mounted in the groove, one end of the push rod is located in the groove, the other end of the push rod penetrates out of a notch of the groove along a groove depth of the groove, and a positioning surface corresponding to a tooth surface shape of the rack is arranged on the other end of the push rod.

In some embodiments of the present utility model, the limiting assembly further includes a second elastic member, where the second elastic member is sandwiched between the ejector rod and a bottom wall of the groove, so as to compress and store energy when the ejector rod moves toward the rack, and drive the ejector rod to reset when energy is released.

In some embodiments of the present utility model, a channel is further provided on an outer peripheral surface of the boss, the channel penetrates through from the outer peripheral surface of the boss to a side groove wall of the groove along a radial direction of the boss, one end of the ejector rod away from the notch is further provided with a handle, wherein one end of the handle is connected to the ejector rod, the other end of the handle penetrates out of the channel, the outer peripheral surface of the handle abuts against a side wall of the channel, and the channel is L-shaped.

In some embodiments of the utility model, the cross section of the stationary jaw is curved.

In some embodiments of the utility model, the bottom end surface of the tape measure body is further provided with an arc-shaped curved surface.

In some embodiments of the present utility model, two sides of the tape measure body are further provided with supporting plates, and the opposite end surfaces of the two supporting plates are connected with connecting rods.

Compared with the prior art, the flexible rule for cable joint construction has the beneficial effects that: the rack moves downwards to drive the gears on two sides to rotate through the action of the pressing seat on the rack, and then the two clamping arms move towards opposite directions, so that the cable joint is clamped by the fixing claws, and the cable joint can be rapidly measured only by simple operation of a single person.

Drawings

The utility model will now be described in further detail with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic perspective view 1 of a tape measure according to an embodiment of the present utility model;

fig. 2 is a schematic view of a disassembled perspective structure of a tape measure 2 according to an embodiment of the present utility model;

FIG. 3 is a schematic perspective view of a tape measure according to an embodiment of the present utility model;

FIG. 4 is an enlarged schematic view of a portion of the A position of FIG. 1;

FIG. 5 is a left side view of a tape measure provided in an embodiment of the present utility model;

FIG. 6 is a schematic view taken along line B-B in FIG. 5;

the reference numerals in the drawings are as follows:

1. a tape measure body; 11. an opening; 12. fixing holes; 13. an arc-shaped curved surface; 14. a graduated scale; 2. a pressing seat; 21. a base; 211. a receiving chamber; 212. a through hole; 213. a through groove; 214. positioning a shaft; 22. pressing a pressing rod; 23. a first elastic member; 24. a magnet assembly; 3. a rack; 4. a gear; 5. a clamp arm; 51. a fixed claw; 6. a limit component; 61. a side vertical plate; 611. a boss; 612. a groove; 613. a channel; 62. a push rod; 621. a positioning surface; 622. a handle; 63. a second elastic member; 7. a supporting plate; 71. and (5) connecting a rod.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings.

The embodiment of the utility model provides a tape measure for cable joint construction, which is shown in fig. 1-6, and comprises a tape measure body 1, a pressing seat 2, a rack 3, a gear 4 and a clamping arm 5; in some embodiments of the utility model, the tape measure body 1 comprises a front face, a rear face, two side faces, a top face and a bottom face; the front end face is the left side of the tape body 1, the top end face is the upper side of the tape body 1, and similarly, the bottom end face is the lower side of the tape body 1; the front end face of the tape measure body 1 is provided with an opening 11, and the opening 11 is used for enabling the graduated scale 14 in the tape measure body 1 to penetrate out or retract in, so that the graduated scale 14 can be used for measuring the length of a cable.

The tape measure body 1 is inserted with the pressing seat 2, so that the pressing seat 2 and the tape measure body 1 can be detached, and of course, various detaching modes can be adopted, besides insertion, clamping, threaded connection and the like, the method is not limited, the pressing seat 2 is arranged at the extending end of the graduated scale 14, and the mounting mode can be nesting, threaded connection, clamping and the like, and the method is not limited; the pressing seat 2 is further provided with a through groove 213, the through groove 213 is slidably provided with the rack 3, and various sliding connection modes can be provided here, for example, a sliding rail is arranged between the through groove 213 and the rack 3, and for example, a protrusion is arranged on the rack 3, a groove 612 is arranged in the through groove 213, and the protrusion is matched with the groove 612, which is not limited herein. The pressing seat 2 is connected to the rack 3, that is, the pressing seat 2 acts on the rack 3, so that the pressing seat 2 can drive the rack 3 to move up and down along the groove depth of the through groove 213.

The two gears 4 are rotatably installed on the front end surface of the tape measure body 1 and located on two sides of the rack 3, and various rotational connection modes can be adopted, for example, a shaft is convexly arranged on the front end surface of the tape measure body 1, a shaft hole is formed in the gear 4, the shaft hole is sleeved in the shaft, for example, a shaft is convexly arranged on the front end surface of the tape measure body 1, a bearing is nested on the gear 4, and the shaft sleeve is sleeved in the bearing, so that the connection mode is not limited. The rack 3 is meshed with the two gears 4, so that when the pressing seat 2 drives the rack 3 to move up and down along the groove depth of the through groove 213, the rack 3 can drive the gears 4 on two sides to rotate reversely.

One end of each of the two opposite clamping arms 5 is connected to the corresponding gear 4, the other end of each clamping arm 5 is further provided with a fixing claw 51, the fixing claws 51 are used for clamping the cable connector, the two fixing claws 51 are adjacent to the opening 11 and located on two sides of the opening 11, and after the cable connector is clamped, the fixing claws 51 are arranged in such a way that the extending ends of the graduated scales 14 of the tape body 1 are convenient to prop against the ends of the cable connector.

Through above-mentioned scheme, through pressing the seat 2 and acting on rack 3, when rack 3 downwardly moving drives the gear 4 rotation of both sides, two arm lock 5 move towards opposite directions, and then two fixed claws 51 are close to and grasp cable joint mutually to pressing the seat 2 and being fixed in cable joint, pulling tape measure body 1 once more, pressing the seat 2 and separating with tape measure body 1, measuring cable joint through scale 14. When the rack 3 moves upwards to drive the gears 4 on two sides to rotate, the two clamping arms 5 move towards opposite directions, and then the two fixing claws 51 are away from each other and loosen the cable joint, so that the pressing seat 2 is separated from the cable joint, the tape measure body 1 recovers the graduated scale 14 again, the pressing seat 2 is connected with the tape measure body 1 in a positioning way, and the cable joint can be rapidly measured only by simple single operation.

In some embodiments of the present utility model, as shown in fig. 1, 2 and 6, the pressing base 2 includes a base 21 and a pressing rod 22; the base 21 is arranged on the front end face, the base 21 is provided with a containing cavity 211, the cavity mouth of the containing cavity 211 is arranged in parallel towards the direction away from the top end face, the bottom cavity wall of the containing cavity 211 is provided with a through hole 212, one end of the pressing rod 22 is positioned outside the containing cavity 211, the other end of the pressing rod 22 extends towards the bottom cavity wall of the containing cavity 211 and penetrates out of the through hole 212, the other end of the pressing rod 22 is connected with the rack 3, and the arrangement is convenient for the connection of the pressing rod 22 and the rack 3, and meanwhile, the sliding range of the pressing rod 22 is positioned in the containing cavity 211; in addition, part of the outer peripheral surface of the pressing rod 22 is matched with the side cavity wall of the accommodating cavity 211, so that the pressing rod 22 can smoothly slide into the accommodating cavity 211, the pressing seat 2 can conveniently press the rack 3, and the clamping arm 5 is less influenced by resistance when clamping the cable.

In some embodiments of the present utility model, as shown in fig. 1 and 2, two positioning shafts 214 are protruding from a side of the base 21 facing the front end surface, the front end surface is concavely provided with fixed holes 12 corresponding to the outer circumferential surfaces of the positioning shafts 214, the positions of the two fixed holes 12 and the two positioning shafts 214 are in one-to-one correspondence, and a magnet assembly 24 is arranged between the bottom wall of the fixed hole 12 and the positioning shafts 214; specifically, the magnet assembly 24 is two magnet units that are magnetically attracted to each other, where one magnet unit is mounted on the shaft end face of the positioning shaft 214, and the other magnet unit is mounted on the bottom wall of the hole, and the mounting manners may be various, and may be threaded connection, clamping connection, and adhesive connection, which are not limited herein; so set up, press the seat 2 and install in tape measure body 1 in-process, fixed orifices 12 are used for the location of location axle 214, press seat 2 location tape measure body 1 promptly, after finishing the measurement, press seat 2 can retrieve fast and install on tape measure body 1, and through setting up magnet subassembly 24, provide the magnetic attraction when making both location connection, make both be difficult for disengaging, and when measuring the beginning, press seat 2 and cable connector fixed earlier, pulling tape measure body 1, press seat 2 and tape measure body 1 overcome the magnetic attraction, both alright quick disengaging, operating personnel need not to carry out unnecessary dismantlement step, alright carry out quick measurement to cable connector.

In some embodiments of the present utility model, as shown in fig. 1, 5 and 6, the pressing seat 2 further includes a first elastic member 23, where the first elastic member 23 is sandwiched between the pressing rod 22 and the bottom cavity wall, so as to compress and store energy when the rack 3 is lowered, and drive the rack 3 to reset when the energy is released; so set up, when pressing down pole 22, need overcome the elastic force of spring, then spring compression and energy storage, when pressing pole 22 needs the pull-up, need not operating personnel to carry, release through the spring can, then spring jack pressing pole 22, pressing pole 22 returns to the normal position, is convenient for press down seat 2 press and acts on rack 3, can loosen by oneself when pressing from both sides arm 5 loosen the cable, need not to exert external force, convenient operation.

In some embodiments of the present utility model, as shown in fig. 1 and 4, the present utility model further includes a limiting component 6, where the limiting component 6 is mounted on one side of the pressing seat 2, and the limiting component 6 acts on the rack 3, so that the relative position of the rack 3 in the through slot 213 is not moved. Specifically, the limiting component 6 includes a side stand 61 and a push rod 62, a boss 611 is provided on an end surface of the side stand 61 facing the rack 3, a groove 612 is provided in the boss 611, a notch of the groove 612 faces the rack 3, the push rod 62 is slidably mounted in the groove 612, one end of the push rod 62 is located in the groove 612, the other end of the push rod 62 penetrates out of the notch of the groove 612 along a groove depth of the groove 612, a positioning surface 621 conforming to a tooth surface shape of the rack 3 is provided at the other end of the push rod 62, so that a force is applied to enable the push rod 62 to move towards the tooth surface, and then the positioning surface 621 can contact with the tooth surface of the rack 3 and form engagement, so that the clamping arm 5 keeps the position stationary, and the clamping arm 5 can clamp a cable more firmly.

In some embodiments of the present utility model, as shown in fig. 6, the limiting component 6 further includes a second elastic member 63, where the second elastic member 63 is sandwiched between the ejector rod 62 and a bottom wall of the groove 612, so as to compress and store energy when the ejector rod 62 moves toward the rack 3, and drive the ejector rod 62 to reset when the energy is released. So arranged, when the ejector rod 62 moves towards the tooth surface by applying force, the elastic force of the spring needs to be overcome, then the spring is compressed and stored, and then the positioning surface 621 can contact with the tooth surface of the rack 3 and form engagement, so that the clamping arm 5 keeps the position motionless, and the clamping arm 5 is convenient to clamp and fix the cable; when the ejector rod 62 needs to be separated from the tooth surface, energy is released through the spring, then the spring abuts against the ejector rod 62, the ejector rod 62 returns to the original position, the ejector rod 62 is convenient to act on the rack 3, the ejector rod 62 and the rack 3 can be separated from each other automatically, external force is not needed, and the clamping arm 5 and the cable are convenient to loosen.

In some embodiments of the present utility model, as shown in fig. 1 and 4, a channel 613 is further provided on the outer peripheral surface of the boss 611, the channel 613 penetrates from the outer peripheral surface of the boss 611 to a side groove wall of the groove 612 along the radial direction of the boss 611, and a handle 622 is further provided at an end of the ejector rod 62 away from the groove opening, where the handle 622 is convenient for an operator to apply an action. Specifically, one end of the handle 622 is connected to the ejector rod 62, the other end of the handle 622 penetrates out of the channel 613, the outer peripheral surface of the handle 622 is abutted against the side wall of the channel 613, and the channel 613 is L-shaped; so set up, the range of motion of handle 622 is limited in passageway 613, namely the range of motion of ejector pin 62 is limited in passageway 613, and passageway 613 is L type, concretely, the front end of L type passageway 613 is towards preceding terminal surface, its terminal end towards the rear end face, during the use, the ejector pin 62 is pulled to the effort of operating personnel, then locating surface 621 meshes with the flank of tooth, exert effort rotation ejector pin 62 again, the outer peripheral face of ejector pin 62 supports with the terminal lateral wall of passageway, namely ejector pin 62 is limited in the terminal end of passageway and can't remove, ejector pin 62 overcomes spring force simultaneously, make rack 3 not remove, thereby arm 5 does not remove, arm 5 can more firmly grip the cable, when needing to loosen the cable, only need exert reaction force counter-rotating ejector pin 62, the outer peripheral face of ejector pin 62 does not support with the terminal lateral wall of passageway, ejector pin 62 resets under the elastic force, ejector pin 62 breaks away from supporting with rack 3, until the outer peripheral face of ejector pin 62 supports with the lateral wall of the front end of passageway, ejector pin 62 stops the slip, rack 3 upwards moves under the effect of first elastic member 23, press lever 22 resets, arm 5 loosens the cable, the structure is simple, the measurement is convenient.

In some embodiments of the present utility model, the first elastic member 23 and the second elastic member 63 are springs, and may be elastic pads or other elastic elements.

In some embodiments of the present utility model, as shown in fig. 1-3, the cross section of the fixing claw 51 is curved, and the curved arc conforms to the outer circumferential surface of the cable, so as to facilitate clamping and fixing the cable.

In some embodiments of the present utility model, as shown in fig. 3, the bottom end surface of the tape measure body 1 is further provided with an arc-shaped curved surface 13, so that the outer peripheral surface of the cable can be conveniently positioned, and the cable can be more limited to move during measurement, so that the cable can be conveniently measured.

In some embodiments of the present utility model, as shown in fig. 1-3, two sides of the tape measure body 1 are further provided with supporting plates 7, and the opposite end surfaces of the two supporting plates 7 are connected with a connecting rod 71, wherein the connecting rod 71 is used for being held by an operator, and the connecting rod 71 is cylindrical; so set up, when the clamp arm 5 is fixed the cable, the operating personnel can hold and pull tape measure body 1 with one hand and make scale 14 stretch out, be convenient for measure the cable.

It should be understood that the foregoing embodiments are merely illustrative of the technical solutions of the present utility model, and not limiting thereof, and that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art; all such modifications and substitutions are intended to be included within the scope of this disclosure as defined in the following claims.

Claims (10)

1. A tape measure for use in construction of a cable splice, comprising: the measuring tape comprises a measuring tape body, a pressing seat, a rack, a gear and a clamping arm; the utility model discloses a flexible rule, including flexible rule, tape measure body, rack, clamp arm, fixed jaw, gear, push-button, fixed jaw, gear, push-button, the preceding terminal surface of tape measure body is provided with the opening, the opening is used for the inside scale of tape measure body wears out or contracts, press the seat install in the end that stretches out of scale, and press the seat to insert to locate the preceding terminal surface of tape measure body, it still is provided with logical groove to press the seat, logical groove slidable mounting has the rack, two gear rotation install in press the seat and be located the rack both sides, rack and two gear engagement, two opposite one end of clamp arm is connected respectively in two corresponds the gear, the clamp arm other end still is provided with the fixed jaw, two fixed jaws are adjacent to the opening and are located the opening both sides.

2. The tape measure for construction of a cable splice according to claim 1, wherein the pressing base comprises a base and a pressing lever; the base install in preceding terminal surface, be provided with on the base and hold the chamber, hold the accent of chamber towards deviating from the top face direction parallel arrangement of tape measure body, press the partial outer peripheral face of pole with hold the side chamber wall in chamber and coincide, the end chamber wall that holds the chamber is equipped with the through-hole, press the one end of pole to be located hold the chamber outside, press the other end of pole towards hold the end chamber wall extension setting in chamber and wear out the through-hole, the other end of pressing the pole is connected with the rack.

3. The tape measure for cable connector construction according to claim 2, wherein two positioning shafts are convexly arranged on one side of the base facing the front end face, fixed holes corresponding to the outer peripheral surfaces of the positioning shafts are concavely arranged on the front end face, the fixed holes correspond to the positioning shafts in a one-to-one mode, and a magnet assembly is arranged between the bottom wall of each fixed hole and each positioning shaft.

4. A tape measure for construction of a cable splice according to claim 3, wherein the pressing base further comprises a first resilient member interposed between the pressing rod and the bottom cavity wall for compressing and storing energy when the rack is lowered and for driving the rack to return when the energy is released.

5. The tape measure for cable joint construction according to claim 4, further comprising a limiting assembly, wherein the limiting assembly is mounted on one side of the pressing seat, the limiting assembly acts on the rack to enable the rack to be fixed in the through groove at a relative position, the limiting assembly comprises a side vertical plate and a push rod, a boss is arranged on the end face of the side vertical plate, facing the rack, of the side vertical plate, a groove is arranged in the boss, a notch of the groove faces the rack, the push rod is slidably mounted in the groove, one end of the push rod is located in the groove, the other end of the push rod penetrates out of the notch of the groove along the depth of the groove, and a locating surface conforming to the tooth surface shape of the rack is arranged on the other end of the push rod.

6. The tape measure for construction of a cable splice according to claim 5, wherein the spacing assembly further comprises a second elastic member interposed between the top post and a bottom wall of the recess for compressing and storing energy when the top post moves toward the rack and for driving the top post to return when energy is released.

7. The tape measure for construction of cable joints according to claim 6, wherein a channel is further provided on an outer peripheral surface of the boss, the channel penetrates from the outer peripheral surface of the boss to a side wall of the groove in a radial direction of the boss, a handle is further provided at an end of the ejector rod away from the notch, wherein one end of the handle is connected to the ejector rod, the other end of the handle penetrates out of the channel, the outer peripheral surface of the handle abuts against a side wall of the channel, and the channel is L-shaped.

8. The tape measure for construction of cable splice according to claim 1, wherein said holding pawl has a curved arcuate cross section.

9. The tape measure for construction of cable splice according to claim 1, wherein the bottom end surface of the tape measure body is further provided with an arcuate curved surface.

10. The flexible rule for cable joint construction according to claim 1, wherein two sides of the flexible rule body are further provided with supporting plates, and the opposite end surfaces of the two supporting plates are connected with connecting rods.