CN212304485U

CN212304485U - Electric wire turn-buckle convenient to carry

Info

Publication number: CN212304485U
Application number: CN202020957810.7U
Authority: CN
Inventors: 桂斌华; 朱红琳; 张勇
Original assignee: Wuhan Boneng Power Engineering Co ltd
Current assignee: Wuhan Boneng Power Engineering Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-05
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to an electric wire turn-buckle convenient to carry, including the turn-buckle body, the turn-buckle body includes winding mechanism and drive winding mechanism pivoted actuating handle, actuating handle includes that the second body of rod on the first body of rod is located to first body of rod and coaxial slip cap, the one end and the winding mechanism fixed connection of the first body of rod, the one end that winding mechanism was kept away from to the first body of rod is located to the slip cap of the second body of rod, be provided with the joint subassembly between the first body of rod and the second body of rod, the joint subassembly is including sliding the inserted bar of wearing to locate on the first body of rod, the inserted bar is located the first body of rod and wears to locate the one end in the second body of rod, set up the spliced eye with the spliced pole grafting adaptation on the second body of rod, fixed connection is realized through the grafting cooperation of inserted bar and spliced eye between the first body of rod and the second body of rod, still be provided with. Through the arrangement, the telescopic function of the driving handle is realized, and the wire tightener is convenient for operators to carry.

Description

Electric wire turn-buckle convenient to carry

Technical Field

The utility model belongs to the technical field of the technique of turn-buckle and specifically relates to a wire turn-buckle convenient to carry is related to.

Background

Tighteners, also known as ratchet tighteners, are used to tighten wires in overhead line laying operations. When the wire grip is used, the steel wire rope or the galvanized iron wire on the wire grip is firstly loosened and fixed on the cross arm, the wire is clamped by the wire grip, and then the special wrench is pulled. Due to the anti-reversion function of the pawl, the steel wire rope or the galvanized iron wire is gradually wound on the ratchet wheel roller, so that the wire is tightened. And fixing the tightened lead on the insulator. Then the pawl is firstly loosened to loosen the steel wire rope or the galvanized iron wire, then the wire clamp is loosened, and finally the steel wire rope or the galvanized iron wire is wound on the roller of the ratchet wheel. In current turn-buckle, there is not unified standard to the tightening degree of many circuits of erectting, can only rely on artifical naked eye to observe and rectify many circuits and whether be in same radian that hangs down, this process is loaded down with trivial details and the effect is not accurate ideal.

In order to solve the technical problems, a Chinese patent with a patent publication number of CN208508393U is searched, and an adjustable torque tightener is disclosed. The turn-buckle main part includes spool and main part board, ratchet and spool fixed connection, and moment balancing unit includes spring, axis of rotation and balancing piece, rotates the handle and can dismantle with the spool of turn-buckle main part and be connected to rotate the handle and can use the spool to rotate as the axle, and the lower part of the one end of rotating the handle has the protrusion, and the protrusion can with any moment balancing unit's balancing piece butt, the pawl with the main part board is connected, just the pawl can insert in the tooth's socket of ratchet, the restriction ratchet rotary motion

The technical scheme has the following defects: the technical scheme has no difference from the prior art in the structure of the handle, namely the length of the handle can not be adjusted. In actual use, because a large force is needed for pulling the tensioning line, the length of the handle is usually set to be longer in order to achieve the effect of saving labor, and the longer handle brings inconvenience to carrying and installation of operators. Therefore, it is necessary to provide a wire grip with a retractable handle.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an electric wire turn-buckle convenient to carry makes things convenient for operating personnel to carry and use through the scalable setting of brake valve lever.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides an electric wire turn-buckle convenient to carry, includes the turn-buckle body, the turn-buckle body includes winding mechanism and drive winding mechanism pivoted actuating handle, its characterized in that: the driving handle comprises a first rod body and a second rod body coaxially sleeved on the first rod body in a sliding manner, one end of the first rod body is fixedly connected with the wire winding mechanism, the second rod body is sleeved at one end of the first rod body far away from the wire winding mechanism in a sliding manner, a clamping component is arranged between the first rod body and the second rod body, the clamping component comprises an inserting rod which is arranged on the first rod body in a sliding and penetrating way, the inserting rod is positioned at one end of the first rod body penetrating the second rod body, the second rod body is provided with an inserting hole which is inserted and matched with the inserting rod, the first rod body and the second rod body are fixedly connected through the insertion matching of the insertion rod and the insertion hole, and the second rod body is also provided with a driving assembly for driving the insertion rod to be separated from the insertion hole for insertion.

By adopting the technical scheme, when the wire tightener is used for wire tightening, after the wire tightener body is fixedly connected with the electric wire, the second rod body is slid on the first rod body until one end of the first rod body, which is only far away from the wire tightener, is positioned in the second rod body, namely the driving handle is in an extending state, and at the moment, the first rod body and the second rod body are fixedly connected through the insertion matching of the insertion rod and the insertion hole, so that an operator can conveniently drive the winding mechanism to rotate to tighten the electric wire through the handle; when carrying the turn-buckle, drive through drive assembly drive the spliced pole slides to breaking away from the grafting cooperation with the spliced eye, and second pole physical stamina slides on the first body of rod this moment, slides when the second body of rod when the first body of rod is located to complete cover, and drive handle is in the shrink state promptly, makes things convenient for operating personnel to carry the turn-buckle. The utility model realizes the expansion function of the driving handle through the arrangement of the second rod body and the first rod body, and the driving handle is convenient to carry when contracting; when the driving handle extends, the fixed connection of the second rod body and the first rod body is realized through the plug-in assembly, and the wire tightener is convenient for an operator to use.

The present invention may be further configured in a preferred embodiment as: the first rod body and the second rod body are cylindrical, the inner diameter of the second rod body is consistent with the outer diameter of the first rod body, the insertion rod penetrates through the side wall of the first rod body in a sliding mode, the axis of the insertion rod is perpendicular to and intersected with the axis of the first rod body, a mounting groove for the insertion rod to penetrate through in a sliding mode is formed in the first rod body, the insertion hole is formed in the inner wall of the second rod body, the axis of the insertion hole is perpendicular to and intersected with the axis of the second rod body, a first elastic piece is arranged on the first rod body and between the insertion rods, and when the first elastic piece is in a natural state, the end portion of the insertion rod protrudes out of the outer wall of the first rod body.

Through adopting above-mentioned technical scheme, the second body of rod when sliding on the first body of rod, the peg graft pole is located the mounting groove completely, first elastic component is in deformation state this moment, slide to the spliced eye on the first body of rod when the second body of rod is coaxial with the peg graft pole, the peg graft pole resumes the effect of deformation at first elastic component and slides to inserting in the spliced eye down, even first body of rod and second body of rod can not relative slip, realize the fixed of the first body of rod and the second body of rod, thereby make things convenient for operating personnel to rotate through the driving handle drive winding mechanism and carry out the spiral, moreover, the steam generator is simple in structure, and can realize driving handle's extension and fixed fast.

The present invention may be further configured in a preferred embodiment as: the first elastic piece comprises a first pressure spring arranged in the mounting groove, the axis direction of the first pressure spring is consistent with the axis direction of the insertion rod, and two ends of the first pressure spring are fixedly connected to the insertion rod and the bottom of the mounting groove respectively.

Through adopting above-mentioned technical scheme, when the second body of rod slided on the first body of rod, the second body of rod made the grafting pole slide to being located the mounting groove completely, and first pressure spring is in compression state, and when the second body of rod slided to the spliced eye on the first body of rod and the spliced pole is coaxial, first pressure spring recovered deformation and made the grafting pole to keeping away from the mounting groove direction and slide to inserting in the spliced eye, realized the fixed of the first body of rod and the second body of rod. The function of the first elastic part is realized through the first pressure spring, and the structure is simple and easy to implement.

The present invention may be further configured in a preferred embodiment as: and one end of the insertion rod, which is far away from the pressure spring, is provided with a ball.

Through adopting above-mentioned technical scheme, the setting up of ball reduces the frictional force of peg graft pole and the inner wall of the second body of rod, makes the second body of rod slide more smoothly on the first body of rod, and difficult emergence card is dunked.

The present invention may be further configured in a preferred embodiment as: the outer side wall of the second rod body is provided with a placing hole coaxial with the inserting hole, the placing hole is communicated with the inserting hole, the driving assembly penetrates through the driving rod in the placing hole in a sliding mode, the length of the driving rod is not smaller than the wall thickness of the second rod body, a second elastic piece is arranged between the driving rod and the second rod body, when the second elastic piece is in a natural state, one end of the driving rod is close to the first rod body, is located in the inserting hole and is provided with a gap between the inner wall of the second rod body, and the driving assembly further comprises a driving piece which drives the driving rod to be close to the sliding driving piece in the direction of the first rod body.

By adopting the technical scheme, after the wire tightener is used, the insertion rod is inserted into the insertion hole, when the driving handle needs to be contracted, the driving rod is driven by the driving piece to slide towards the direction close to the first rod body, the insertion rod is pushed out from the insertion hole by the driving rod, and the insertion rod is separated from the insertion hole, so that the second rod body can slide on the first rod body, and even if the driving handle can be contracted for carrying, the second elastic piece is in a deformation state; when the driving handle needs to be extended again, the driving piece applies force to the driving rod, and at the moment, the driving rod slides to the position, close to one end of the first rod body, of the second elastic piece under the action of the force of the restoring deformation of the second elastic piece, and a gap is reserved between the driving rod and the inner wall of the second rod body, so that when the second rod body slides to the position, which is coaxial with the inserting hole, of the inserting rod, the first pressure spring can enable the inserting rod to slide to be inserted into the inserting hole. Through the setting of drive assembly, make the flexible of actuating handle can realize freely.

The present invention may be further configured in a preferred embodiment as: the diameter of the placing hole is larger than that of the inserting hole, the diameter of the driving rod is consistent with that of the inserting hole, the second elastic piece comprises a second pressure spring sleeved on the driving rod, and two ends of the second pressure spring are fixed on the driving rod and the bottom of the mounting hole respectively.

By adopting the technical scheme, the function of the second elastic part is realized through the second pressure spring, and the device is simple and easy to implement.

The present invention may be further configured in a preferred embodiment as: the driving piece comprises a driving ring sleeved outside the second rod body through threads, a circle of driving groove with a right-angled triangle-shaped cross section is formed in the inner wall of the driving ring, one end, far away from the first rod body, of the driving rod abuts against the inclined surface of the driving groove, and the length of the driving rod is smaller than the sum of the depth of the driving groove and the wall thickness of the second rod body.

Through adopting above-mentioned technical scheme, when needs shrink drive handle, rotate the drive ring, make the drive groove along the axis direction motion of the second body of rod, the inclined plane through the drive groove makes the actuating lever to sliding near the first body of rod direction, and then releases the spliced pole from the spliced eye, realizes that the drive spliced pole makes it break away from grafting complex function with the spliced eye, makes the second body of rod can slide on the first body of rod, and then realizes drive handle's flexible function. The operation is simple, the driving handle can be quickly contracted, and the carrying of operators is facilitated.

The present invention may be further configured in a preferred embodiment as: the plug holes and the driving assembly are arranged in a plurality of groups at equal intervals along the line drawing direction of the second rod body.

Through adopting above-mentioned technical scheme, multiunit spliced eye and drive assembly's setting make operating personnel can adjust the length that drive handle extended according to actual conditions to reach the most convenient and laborsaving effect.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the telescopic function of the driving handle is realized through the arrangement of the first rod body and the first rod body, so that an operator can conveniently carry the wire tightener, the driving handle can be kept fixed when being extended through the arrangement of the inserting assembly, so that the operator can conveniently perform wire tightening operation, the driving handle can be quickly stretched through the arrangement of the driving assembly, and the working efficiency is improved;

2. through the arrangement of the plug-in component, the plurality of groups of plug-in holes and the driving component, an operator can adjust the extending length of the driving handle according to actual conditions so as to achieve the most convenient and labor-saving effect.

Drawings

Fig. 1 is a schematic view of the whole structure of the utility model.

Fig. 2 is a schematic partial sectional view of the driving handle of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure, 1, a tightener body; 11. fixing the hook; 12. a movable hook; 13. tightening the wire rope; 2. a drive handle; 21. a first rod body; 211. a limiting groove; 22. a second rod body; 221. a limiting block; 3. a clamping assembly; 31. a plug rod; 32. inserting holes; 33. a first pressure spring; 4. a drive assembly; 41. a drive rod; 42. a second pressure spring; 43. a drive ring; 431. the groove is driven.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a portable electric wire tightener, including tightener body 1, tightener body 1 includes fixed couple 11, activity couple 12, tight line 13, winding mechanism (not shown in the figure) and drive winding mechanism pivoted actuating handle 2, and concrete structure please refer to chinese patent with patent publication number CN208508393U, and no longer repeated here. The driving handle 2 comprises a first rod 21 and a second rod 22 coaxially slidably sleeved on the first rod 21, one end of the first rod 21 is fixedly connected with the winding mechanism, the second rod 22 is slidably sleeved on one end of the first rod 21 far away from the winding mechanism, the first rod 21 and the second rod 22 are both cylindrical, and the inner diameter of the second rod 22 is consistent with the outer diameter of the first rod 21. The side wall of the first rod body 21 is provided with a limit groove 211 along the axial direction, one end of the limit groove 211, which is far away from the winding mechanism, does not penetrate through the first rod body 21, and the inner wall of the second rod body 22 is integrally provided with a limit block 221 which is embedded in the limit groove 211 in a sliding manner. A clamping component 3 is arranged between the first rod body 21 and the second rod body 22, the first rod body 21 and the second rod body 22 are fixedly connected through the clamping component 3, and a driving component 4 for driving the insertion rod 31 to be separated from the insertion hole 32 for insertion is further arranged on the second rod body 22. When the tightener is carried, the second rod body 22 slides on the first rod body 21 until the driving handle 2 is in a contraction state, so that an operator can conveniently carry the tightener; when using the turn-buckle to act as go-between the work, hang fixed couple 11 hook on the wire pole through activity couple 12 and electric wire fixed connection, slide the second body of rod 22 to making actuating handle 2 be in the state of extending, make first body of rod 21 and second body of rod 22 fixed connection through joint subassembly 3, make things convenient for operating personnel to rotate through handle drive winding mechanism and receive tight cotton rope 13 to carry out electric wire stringing work.

Referring to fig. 2 and 3, the clamping assembly 3 includes an insertion rod 31 slidably disposed on the first rod 21, the insertion rod 31 slidably disposed on the sidewall of the first rod 21 and located at an end of the first rod 21 disposed in the second rod 22, an axis of the insertion rod 31 is perpendicular to and intersecting with an axis of the first rod 21, a mounting groove for the insertion rod 31 to slidably disposed is disposed on the first rod 21, and a depth of the mounting groove is greater than a length of the insertion rod 31. The second rod 22 is provided with a plurality of inserting holes 32, three inserting holes are arranged in the embodiment, the inserting holes 32 are inserted into the inserting rod 31, the axis of each inserting hole 32 is perpendicular to and intersected with the axis of the second rod 22, and the inserting holes 32 are arranged in the axial direction of the second rod 22 at equal intervals. Be provided with first elastic component on the first body of rod 21 and between the peg graft pole 31, first elastic component is including setting up the first pressure spring 33 in the mounting groove, the axis of first pressure spring 33 and the axis coincidence of peg graft pole 31, fixed connection is in the bottom of the tip of peg graft pole 31 and mounting groove respectively at the both ends of first pressure spring 33, when first elastic component is under the natural state, the tip of peg graft pole 31 bulges the outer wall of the first body of rod 21, the one end that first pressure spring 33 was kept away from to peg graft pole 31 is provided with the ball.

Referring to fig. 2 and 3, when the second rod 22 slides on the first rod 21, the second rod 22 slides the inserting rod 31 to be completely located in the installation groove, the first pressure spring 33 is in a compressed state, and when the second rod 22 slides on the first rod 21 until the inserting hole 32 is coaxial with the inserting rod 31, the first pressure spring 33 recovers deformation to make the inserting rod 31 slide into the inserting hole 32 in a direction away from the installation groove, so that the first rod 21 and the second rod 22 are fixed; the arrangement of the balls reduces the friction force between the insertion rod 31 and the inner wall of the second rod body 22, so that the second rod body 22 slides more smoothly on the first rod body 21 and is not easy to clamp; the arrangement of the plurality of groups of plug holes 32 enables an operator to adjust the extending length of the driving handle 2 according to actual conditions, so as to achieve the most convenient and labor-saving effect.

Referring to fig. 2 and 3, a placing hole is formed in the outer side wall of the second rod 22 at the insertion hole 32, the placing hole is coaxial with the insertion hole 32 and is communicated with the insertion hole 32, and the diameter of the placing hole is larger than that of the insertion hole 32. The driving assembly 4 includes a driving rod 41 slidably disposed through the placement hole, a diameter of the driving rod 41 is identical to a diameter of the insertion hole 32, a length of the driving rod 41 is not smaller than a wall thickness of the second rod 22, and the length of the driving rod 41 is the same as the wall thickness of the second rod 22 in this embodiment. A second elastic element is arranged between the driving rod 41 and the second rod body 22, the second elastic element includes a second pressure spring 42 sleeved on the driving rod 41, two ends of the second pressure spring 42 are respectively fixed on the driving rod 41 and at the bottom of the mounting hole, when the second pressure spring 42 is in a natural state, one end of the driving rod 41 close to the first rod body 21 is located in the insertion hole 32 and in a gap reserved between the end of the driving rod 41 close to the first rod body 21 and the inner wall of the second rod body 22. The driving assembly 4 further includes a driving member for making the driving rod 41 slide toward a direction close to the first rod 21, the driving member includes a driving ring 43 sleeved outside the second rod 22 by a thread, a circle of driving groove 431 with a right-angled triangle cross section is formed on an inner wall of the driving ring 43, one end of the driving rod 41 far away from the first rod 21 abuts on an inclined surface of the driving groove 431, and the length of the driving rod 41 is smaller than the sum of the depth of the driving groove 431 and the wall thickness of the second rod 22, in this embodiment, the length of the driving rod 41 is the same as the wall thickness of the second rod 22.

Referring to fig. 2 and 3, after the tightener is used, the insertion rod 31 is inserted into the insertion hole 32, when the driving handle 2 needs to be retracted, the driving ring 43 is rotated to move the driving groove 431 along the axial direction of the second rod 22, the driving rod 41 slides towards the direction close to the first rod 21 through the inclined surface of the driving groove 431, and the insertion rod 31 is pushed out of the insertion hole 32, so that the insertion rod 31 is disengaged from the insertion hole 32, even if the driving handle 2 can be retracted to facilitate carrying, the second pressure spring 42 is in a compressed state; when the driving handle 2 needs to be extended again, the driving ring 43 is rotated to prevent the driving rod 41 from applying force, at this time, the driving rod 41 slides to a position close to one end of the first rod body 21 and located in the inserting hole 32 under the action of the elastic force of the second pressure spring 42, and a gap is left between the driving rod 41 and the inner wall of the second rod body 22, so that when the second rod body 22 slides to the position where the inserting rod 31 is coaxial with the inserting hole 32, the first pressure spring 33 can enable the inserting rod 31 to slide to be inserted into the inserting hole 32, and the first rod body 21 and the second rod body 22 are fixed to each other.

The implementation principle of the embodiment is as follows: when the wire tightener is used for wire tightening, the fixed hook 11 is hooked on a telegraph pole through the fixed connection of the movable hook 12 and the electric wire, the second rod body 22 is slid to enable the driving handle 2 to be in an extending state, the plug-in rod 31 is plugged in the plug-in hole 32 at the moment, the first rod body 21 and the second rod body 22 are fixedly connected, and an operator drives the wire winding mechanism to rotate and wind the tight wire rope 13 through the handle to conduct the wire tightening work; when the driving handle 2 needs to be retracted, the driving ring 43 is rotated to enable the driving groove 431 to move along the axial direction of the second rod body 22, the driving rod 41 slides towards the direction close to the first rod body 21 through the inclined surface of the driving groove 431, and then the inserting rod 31 is pushed out from the inserting hole 32, so that the inserting rod 31 is separated from the inserting hole 32, even if the driving handle 2 can be retracted to be convenient to carry, and at the moment, the second pressure spring 42 is in a compressed state; when the driving handle 2 needs to be extended again, the driving ring 43 is rotated to prevent the driving rod 41 from applying force, at this time, the driving rod 41 slides to a position close to one end of the first rod body 21 and located in the inserting hole 32 under the action of the elastic force of the second pressure spring 42, and a gap is left between the driving rod 41 and the inner wall of the second rod body 22, so that when the second rod body 22 slides to the position where the inserting rod 31 is coaxial with the inserting hole 32, the first pressure spring 33 can enable the inserting rod 31 to slide to be inserted into the inserting hole 32, and the first rod body 21 and the second rod body 22 are fixed to each other.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a wire turn-buckle convenient to carry, includes turn-buckle body (1), turn-buckle body (1) is including winding mechanism and drive winding mechanism pivoted actuating handle (2), its characterized in that: the driving handle (2) comprises a first rod body (21) and a second rod body (22) coaxially sleeved with the first rod body (21) in a sliding manner, one end of the first rod body (21) is fixedly connected with the winding mechanism, the second rod body (22) is sleeved with the first rod body (21) in a sliding manner and is far away from one end of the winding mechanism, a clamping component (3) is arranged between the first rod body (21) and the second rod body (22), the clamping component (3) comprises an insertion rod (31) slidably arranged on the first rod body (21), the insertion rod (31) is located at one end of the first rod body (21) arranged in the second rod body (22) in a penetrating manner, an insertion hole (32) matched with the insertion rod (31) in an insertion manner is formed in the second rod body (22), and the first rod body (21) and the second rod body (22) are fixedly connected through the insertion rod (31) and the insertion hole (32) in an insertion manner And the second rod body (22) is also provided with a driving component (4) for driving the insertion rod (31) to be separated from the insertion hole (32).

2. A portable electric wire turnbuckle according to claim 1, characterized in that: the first rod body (21) and the second rod body (22) are both cylindrical, the inner diameter of the second rod body (22) is consistent with the outer diameter of the first rod body (21), the insertion rod (31) is slidably arranged on the side wall of the first rod body (21), the axis of the insertion rod (31) is vertical to and intersected with the axis of the first rod body (21), the first rod body (21) is provided with an installation groove for the insertion rod (31) to penetrate through in a sliding way, the inserting hole (32) is arranged on the inner wall of the second rod body (22), the axis of the plug hole (32) is vertical to and intersected with the axis of the second rod body (22), a first elastic part is arranged between the first rod body (21) and the inserting rod (31), when the first elastic piece is in a natural state, the end part of the insertion rod (31) protrudes out of the outer wall of the first rod body (21).

3. A portable electric wire turnbuckle according to claim 2, characterized in that: the first elastic piece comprises a first pressure spring (33) arranged in the mounting groove, the axial direction of the first pressure spring (33) is consistent with the axial direction of the insertion rod (31), and two ends of the first pressure spring (33) are fixedly connected to the insertion rod (31) and the bottom of the mounting groove respectively.

4. A portable electric wire turnbuckle according to claim 3, characterized in that: and one end of the insertion rod (31) far away from the pressure spring is provided with a ball.

5. A portable electric wire turnbuckle according to claim 4, wherein: the outer side wall of the second rod body (22) is provided with a placing hole coaxial with the inserting hole (32), the placing hole is communicated with the inserting hole (32), the driving component (4) comprises a driving rod (41) which is arranged in the placing hole in a sliding penetrating mode, the length of the driving rod (41) is not smaller than the wall thickness of the second rod body (22), a second elastic piece is arranged between the driving rod (41) and the second rod body (22), when the second elastic piece is in a natural state, one end, close to the first rod body (21), of the driving rod (41) is located in the inserting hole (32) and is spaced from the inner wall of the second rod body (22), and the driving component (4) further comprises a driving piece which drives the driving rod (41) to be close to the first rod body (21) in a sliding mode.

6. A portable wire grip as defined in claim 5, wherein: the diameter of the placing hole is larger than that of the inserting hole (32), the diameter of the driving rod (41) is consistent with that of the inserting hole (32), the second elastic piece comprises a second pressure spring (42) sleeved on the driving rod (41), and two ends of the second pressure spring (42) are fixed on the driving rod (41) and the bottom of the placing hole respectively.

7. A portable wire grip as defined in claim 6, wherein: the driving piece comprises a driving ring (43) sleeved outside the second rod body (22) in a threaded manner, a circle of driving groove (431) with a right-angled triangle-shaped section is formed in the inner wall of the driving ring (43), one end, far away from the first rod body (21), of the driving rod (41) abuts against the inclined surface of the driving groove (431), and the length of the driving rod (41) is smaller than the sum of the depth of the driving groove (431) and the wall thickness of the second rod body (22).

8. A portable wire grip as defined in claim 7, wherein: the inserting holes (32) and the driving assembly (4) are arranged in groups at equal intervals along the line drawing direction of the second rod body (22).