Electric power engineering crimping pliers

Abstract

The utility model discloses an electric power engineering line pressing clamp, comprising a clamp body handle and clamp heads, one clamp head is provided with a first inner cavity, a first screw rod is rotatably arranged in the first inner cavity, the first screw rod is in threaded connection with a first screw sleeve, the first screw sleeve is fixedly provided with a first connecting block, one end of the first connecting block is fixedly provided with a line pressing block, and the other end of the first connecting block is fixedly provided with a second connecting block. And a second inner cavity is formed in the other tong head, a second screw rod is rotationally arranged in the second inner cavity, two second screw sleeves are in threaded connection with the second screw rod, second connecting blocks are fixedly arranged on the two second screw sleeves, and supporting blocks are fixedly arranged at one ends of the two second connecting blocks. A second threaded rod rotates to drive two second threaded sleeves, two second connecting blocks and two supporting blocks to get close to or away from each other, then the other rotating wheel is rotated to drive a first threaded rod to rotate, and then a first threaded sleeve, a first connecting block and a wire pressing block are driven to move and be adjusted to proper positions. And therefore, terminals of different models can be conveniently clamped and crimped.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric power engineering, and in particular relates to a wire crimping pliers for electric power engineering. Background Art

[0002] Crimping pliers are tools used to crimp terminals and wires. Crimping pliers generally include a handle, a pliers head, and a drive shaft for rotating the connection. The connection position of the wire and the terminal is placed in the crimping groove provided on the outer wall of the pliers head, and the serrated crimping grooves are interlocked to squeeze the connection, thereby completing the purpose of crimping and fixing the connection between the wire and the terminal.

[0003] Patent document CN214957755U discloses a wire crimping pliers for electric power engineering, and the protected claim "includes a first clamp, one side of the first clamp is rotatably connected to the second clamp, a plurality of equidistant crimping blocks are arranged at the bottom of one end of the second clamp, a plurality of equidistant wire stripping openings are provided on the corresponding sides of the first clamp and the second clamp, a groove is provided inside the first clamp, and support springs are fixedly installed on the corresponding sides inside the groove." However, the crimping blocks at the clamp head of the wire crimping pliers for electric power engineering are fixedly set. When crimping terminals of different types, different types of crimping pliers need to be used, which reduces the practicality of the crimping pliers. Utility Model Content

[0004] In view of the above problems, the utility model provides a wire crimping pliers for electric power engineering.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a kind of electric power engineering crimping pliers, comprising a pliers body handle and a pliers head, wherein the pliers body handle and the pliers head are fixedly connected, and the pliers body handle and the pliers head are provided in two groups, wherein a first inner cavity is opened on one of the pliers heads, a first screw is rotatably arranged in the first inner cavity, a first screw sleeve is threadedly connected to the first screw, a first connecting block is fixedly arranged on the first screw sleeve, a crimping block is fixedly arranged at one end of the first connecting block, a second inner cavity is opened on the other pliers head, a second screw is rotatably arranged in the second inner cavity, two second screw sleeves are threadedly connected to the second screw, a second connecting block is fixedly arranged on the two second screw sleeves, a support block is fixedly arranged at one end of the two second connecting blocks, a sleeve is fixedly arranged on the end of the pliers body handle away from the pliers head, and an adjustment handle is arranged in the sleeve.

[0006] Preferably, a connecting shaft is installed through the outer wall of the pliers body handle, and the two sets of pliers body handles and pliers heads are rotationally matched through the connecting shaft.

[0007] Preferably, the outer walls of the two pliers handles are each provided with a corresponding wire stripping opening.

[0008] Preferably, one end of each of the first screw rod and the second screw rod extends out of a clamp head and is fixedly provided with a rotating wheel.

[0009] Preferably, a protective cover is provided on the outer wall of the adjustment handle.

[0010] Preferably, the two pliers heads are respectively provided with slots for the first connecting block and the second connecting block to slide through.

[0011] Preferably, an insertion rod is provided through the outer wall of the sleeve, a plurality of insertion holes matched with the insertion rod are provided on the adjustment handle, and a spring is sleeved on the outer wall of the insertion rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. By rotating the rotating wheel, the second screw is driven to rotate, and then the two second screw sleeves, the two second connecting blocks and the two supporting blocks are driven to move closer or farther away from each other. Then, by rotating another rotating wheel, the first screw is driven to rotate, and then the first screw sleeve, the first connecting block and the wire pressing block are driven to move and adjust to the appropriate position, so as to facilitate the clamping and crimping of terminals of different types.

[0014] 2. Fix the adjustment handle by inserting the rod into a socket. When the length of the adjustment handle needs to be adjusted, pull the rod outward to disengage the rod from the socket to adjust it, which is convenient for adapting to different length usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic structural diagram of the overall cross-section of the utility model;

[0017] Figure 3 For this utility model Figure 2 The middle part is a schematic diagram of the structure enlarged;

[0018] Figure 4 For this utility model Figure 2 Schematic diagram of the structure enlarged at point A in the middle.

[0019] In the figure: 1. pliers body handle; 2. pliers head; 3. first inner cavity; 4. first screw; 5. first screw sleeve; 6. first connecting block; 7. wire pressing block; 8. second inner cavity; 9. second screw; 10. second screw sleeve; 11. second connecting block; 12. supporting block; 13. sleeve; 14. adjusting handle; 15. connecting shaft; 16. wire stripping port; 17. rotating wheel; 18. protective cover; 19. notch; 20. plug rod; 21. socket; 22. spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-4 A power engineering crimping pliers comprises a pliers body handle 1 and a pliers head 2, the pliers body handle 1 and the pliers head 2 are fixedly connected, two groups of pliers body handle 1 and pliers head 2 are arranged, a connecting shaft 15 is installed through the outer wall of the pliers body handle 1, and the two groups of pliers body handle 1 and pliers head 2 are rotatably matched through the connecting shaft 15.

[0022] Furthermore, one of the pliers heads 2 is provided with a first inner cavity 3, in which a first screw rod 4 is rotatably arranged, a first screw sleeve 5 is threadedly connected to the first screw 4, a first connecting block 6 is fixedly arranged on the first screw sleeve 5, and a wire pressing block 7 is fixedly arranged at one end of the first connecting block 6, and a second inner cavity 8 is provided on the other pliers head 2, in which a second screw rod 9 is rotatably arranged, two second screw sleeves 10 are threadedly connected to the second screw 9, and two sections of threads with opposite screw directions are arranged on the second screw 9, second connecting blocks 11 are fixedly arranged on the two second screw sleeves 10, and support blocks 12 are fixedly arranged at one end of the two second connecting blocks 11, a wire pressing groove is formed between the two support blocks 12, and the wire pressing block 7 corresponds to the wire pressing groove.

[0023] One end of the first screw rod 4 and the second screw rod 9 both extend out of the clamp head 2 and are fixedly provided with a rotating wheel 17 .

[0024] In addition, the two pliers heads 2 are respectively provided with slots 19 for the first connecting block 6 and the second connecting block 11 to slide through.

[0025] By adopting the above scheme, the two pliers handles 1 are rotated, driving the two groups of pliers handles 1 and the pliers head 2 to approach each other, so that the wire crimping block 7 enters the wire crimping groove between the two support blocks 12, and the connecting wire and the terminal are crimped and fixed. When adjusting the distance between the two support blocks 12, the second screw rod 9 is driven to rotate by rotating the rotating wheel 17, and then the two second screw sleeves 10, the two second connecting blocks 11 and the two support blocks 12 are driven to approach or move away from each other, and then the first screw rod 4 is driven to rotate by rotating another rotating wheel 17, and then the first screw sleeve 5, the first connecting block 6 and the wire crimping block 7 are driven to move and adjust to a suitable position, so as to facilitate the clamping and crimping of terminals of different types.

[0026] Furthermore, a sleeve 13 is fixedly provided at one end of the pliers handle 1 away from the pliers head 2, an adjusting handle 14 is provided in the sleeve 13, and a protective sleeve 18 is provided on the outer wall of the adjusting handle 14. By pressing the two adjusting handles 14, the two pliers handles 1 are driven to rotate.

[0027] In addition, an insertion rod 20 is provided through the outer wall of the sleeve 13, and a plurality of insertion holes 21 compatible with the insertion rod 20 are opened on the adjustment handle 14. A spring 22 is sleeved on the outer wall of the insertion rod 20. The adjustment handle 14 is fixed by inserting the insertion rod 20 into a insertion hole 21. When the length of the adjustment handle 14 needs to be adjusted, the insertion rod 20 is pulled outward to disengage the insertion rod 20 from the insertion hole 21, and adjustment can be performed.

[0028] Finally, the outer walls of the two pliers handles 1 are each provided with a corresponding wire stripping opening 16 .

[0029] The operating principle of the utility model is now described as follows: by pressing the two adjusting handles 14, the two pliers body handles 1 are driven to rotate, and then the two groups of pliers body handles 1 and the pliers head 2 are driven to approach each other, so that the wire pressing block 7 enters the wire pressing groove between the two support blocks 12, and the connecting wire and the terminal are crimped and fixed. When adjusting the distance between the two support blocks 12, the second screw rod 9 is driven to rotate by rotating the rotating wheel 17, and then the two second screw sleeves 10, the two second connecting blocks 11 and the two support blocks 12 are driven to approach or move away from each other, and then the first screw sleeve 5, the first connecting block 6 and the wire pressing block 7 are driven to move and adjust to a suitable position by rotating another rotating wheel 17, so as to facilitate the clamping and crimping of terminals of different types. The adjusting handle 14 is fixed by inserting the plug rod 20 into a socket 21. When the length of the adjusting handle 14 needs to be adjusted, the plug rod 20 is pulled outward to make the plug rod 20 disengage from the socket 21, and the adjustment can be performed, which is convenient for adapting to different length usage requirements.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A power engineering crimping pliers, comprising a pliers body handle (1) and a pliers head (2), characterized in that: The pliers handle (1) and the pliers head (2) are fixedly connected. The pliers handle (1) and the pliers head (2) are provided in two groups. One of the pliers heads (2) is provided with a first inner cavity (3). A first screw rod (4) is rotatably provided in the first inner cavity (3). A first screw sleeve (5) is threadedly connected to the first screw rod (4). A first connecting block (6) is fixedly provided on the first screw sleeve (5). A wire pressing block (7) is fixedly provided at one end of the first connecting block (6). The other pliers head (2) is provided with a first inner cavity (3). A second inner cavity (8) is provided, a second screw rod (9) is rotatably arranged in the second inner cavity (8), two second screw sleeves (10) are threadedly connected to the second screw rod (9), a second connecting block (11) is fixedly arranged on the two second screw sleeves (10), a supporting block (12) is fixedly arranged at one end of the two second connecting blocks (11), a sleeve (13) is fixedly arranged at one end of the pliers body handle (1) away from the pliers head (2), and an adjusting handle (14) is arranged in the sleeve (13).

2. The electric power engineering crimping pliers according to claim 1, characterized in that: A connecting shaft (15) is installed through the outer wall of the pliers body handle (1), and the two sets of pliers body handles (1) and pliers heads (2) are rotatably matched via the connecting shaft (15).

3. The electric power engineering crimping pliers according to claim 1, characterized in that: The outer walls of the two pliers handles (1) are each provided with a corresponding wire stripping opening (16).

4. The electric power engineering crimping pliers according to claim 1, characterized in that: One end of each of the first screw rod (4) and the second screw rod (9) extends out of the clamp head (2) and is fixedly provided with a rotating wheel (17).

5. The electric power engineering crimping pliers according to claim 1, characterized in that: The outer wall of the adjustment handle (14) is provided with a protective sleeve (18).

6. The electric power engineering crimping pliers according to claim 1, characterized in that: The two pliers heads (2) are respectively provided with slots (19) for the first connecting block (6) and the second connecting block (11) to slide through.

7. The electric power engineering crimping pliers according to claim 1, characterized in that: The outer wall of the sleeve (13) is penetrated by an insertion rod (20), the adjustment handle (14) is provided with a plurality of insertion holes (21) adapted to the insertion rod (20), and the outer wall of the insertion rod (20) is sleeved with a spring (22).

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