CN209903102U - Distributed pin pulling pliers - Google Patents
Distributed pin pulling pliers Download PDFInfo
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- CN209903102U CN209903102U CN201920371546.6U CN201920371546U CN209903102U CN 209903102 U CN209903102 U CN 209903102U CN 201920371546 U CN201920371546 U CN 201920371546U CN 209903102 U CN209903102 U CN 209903102U
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Abstract
The utility model discloses a distributed pin pulling pliers, which comprises an axisymmetric pliers head, wherein two sides of the tail end of the pliers head are connected with pliers handles; a mounting hole a is formed in the center of the tail end of the tong head, and one end of the drawing hook penetrates through the mounting hole a and is fixedly connected with the fine adjustment bolt; the fine tuning bolt is in threaded connection with a connecting block perpendicular to the fine tuning bolt; both ends of the connecting block are connected with the forceps handles on the same side through a connecting piece a; the two sides of the head end of the tong head are both connected with movable cushion blocks, and the movable cushion block on each side is connected with the tong handle on the same side through a connecting piece b. The utility model can safely, efficiently and stably finish the disassembly work of the U-shaped pin by utilizing the lever principle and the huge force obtained when the four-bar mechanism of the hinge approaches the dead point (limit) position; the pin pulling pliers are convenient, flexible, light, efficient, stable, strong and wide in pulling range.
Description
Technical Field
The utility model belongs to the technical field of utensil is disassembled to U type round pin, concretely relates to distributed pin pincers of pulling out.
Background
The hydraulic support pipeline that the support workshop overhauld is complicated complicatedly, when carrying out support disintegration operation, the work of disassembling of U type round pin need adopt the hammer crow bar combination to accomplish the operation, and is both time-consuming and hard, and strikes, smashes the process and has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a distributed pin pulling pliers has solved the adoption hammer crow bar combination that exists among the prior art and has disassembled U type round pin and waste time and energy, unsafe problem.
The utility model adopts the technical proposal that the distributed pin pulling pliers comprise axisymmetric pliers heads, and the two sides of the tail end of each pliers head are connected with pliers handles; a mounting hole a is formed in the center of the tail end of the tong head, and one end of the drawing hook penetrates through the mounting hole a and is fixedly connected with the fine adjustment bolt; the fine tuning bolt is in threaded connection with a connecting block perpendicular to the fine tuning bolt; both ends of the connecting block are connected with the forceps handles on the same side through a connecting piece a; the two sides of the head end of the tong head are both connected with movable cushion blocks, and the movable cushion block on each side is connected with the tong handle on the same side through a connecting piece b.
The utility model discloses a characteristics still lie in:
the tong head comprises a U-shaped component provided with a U-shaped groove, the outer side of the side wall of the U-shaped groove is provided with a groove parallel to the U-shaped groove, and the cross section of the groove is 1/4 circular arcs; a bolt hole a is formed in the side wall of the U-shaped groove; the bent end of the U-shaped component, namely the center of the tail end, is provided with a mounting hole a.
The connection mode of the binding clip and the binding clip is that bolt holes g are arranged on both sides of the tail end of the U-shaped component, and a bolt hole h is arranged at one end of the binding clip; and the bolt e, the bolt hole g and the bolt hole h are matched to connect the U-shaped member and the clamp handle.
The movable cushion block comprises a cuboid component; a groove b is formed in the middle of one surface of the cuboid component; one end of the side wall of the groove b is fixedly connected with a convex groove; the cross section of the convex groove is 1/4 circular arcs; a group of opposite surfaces of the cuboid components are provided with bolt through holes a and bolt through holes b.
The connection mode of the binding clip and the movable cushion block is that the convex groove is clamped into the groove; one end of the connecting sheet is provided with a bolt hole e, and the other end of the connecting sheet is provided with a bolt hole f; and the bolt b, the bolt hole e, the bolt hole a and the bolt through hole a are matched to connect the connecting sheet, the tong head and the movable cushion block.
The drawing hook is connected with the fine adjustment bolt in a mode that the tail part of the fine adjustment bolt is axially provided with an insertion hole and radially provided with a bolt hole b; one end of the drawing hook, which is far away from the hook, is provided with a hook groove; the hook groove end penetrates through the mounting hole a to be inserted into the insertion hole, and the drawing hook is tightly connected with the fine adjustment bolt through the matching of the bolt a, the bolt hole b and the hook groove.
The connecting piece a comprises a connecting rod a, one end of the connecting rod a is connected with the connecting block through a bolt, and the other end of the connecting rod a is connected with the clamp handle close to the clamp head end through a bolt.
The connecting piece b comprises a connecting rod b; one end of the connecting rod b is matched with the connecting sheet and the movable cushion block through a bolt c, a bolt hole f and a bolt through hole b; the other end of the connecting rod b is connected with one end of the connecting rod c and one end of the connecting rod d through a bolt d; the other end of the connecting rod c is connected with the bolt of the connecting rod a close to the end of the clamp head; the other end of the connecting rod d is connected with the sliding barrel through a bolt; the sliding cylinder is sleeved on the tong head at the same side of the sliding cylinder.
Two sets of connecting pieces a on each side are respectively positioned at two ends of one diameter of the forceps handle.
And two sets of connecting pieces b on each side are correspondingly connected with the two sets of connecting pieces a on the same side.
The utility model has the advantages that: the disassembly work of the U-shaped pin can be safely, efficiently and stably completed by utilizing the lever principle and the huge force obtained when the hinge four-bar mechanism approaches to a dead point (limit) position; the pin pulling pliers are convenient, flexible, light, efficient, stable, powerful and wide in pulling range, and are suitable for U-shaped pins of DN10, DN12, DN16, KJ13, KJ10, KJ16, KJ19 and DN 20.
Drawings
Fig. 1 is a schematic structural diagram of the distributed pin pulling pliers of the present invention;
FIG. 2 is a schematic structural diagram of a binding clip of the distributed pin pulling pliers of the present invention;
FIG. 3 is a schematic structural diagram of a movable cushion block in the distributed pin pulling pliers of the present invention;
FIG. 4 is a schematic structural view of a fine adjustment bolt in the distributed pin pulling pliers of the present invention;
fig. 5 is a schematic structural diagram of the drawing hook in the distributed pin pulling pliers of the present invention.
In the drawing, 1, a binding clip, 2, a binding clip handle, 3, mounting holes a, 4, a drawing hook, 5, a fine adjustment bolt, 6, a connecting block, 7, a connecting piece a, 8, a movable cushion block, 9, a connecting piece b, 10, a U-shaped groove, 11, a groove, 12, a bolt hole a, 13, a bolt hole b, 14, a hook groove, 15, a bolt a, 16, a bolt hole b, 17, a groove b, 18, a bolt through hole a, 19, a bolt through hole b, 20, a convex groove, 21, a sliding barrel, 22, a bolt e, 23, a connecting piece, 24, a bolt hole e, 25, a bolt hole f, 26, a bolt b, 27, a connecting rod b, 28, a bolt c, 29, a bolt d, 30, a connecting rod c, 31, a connecting rod d, 32, a bolt hole h, 33 and a bolt.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the distributed pin pulling pliers of the present invention comprise axisymmetric pliers heads 1, wherein both sides of the tail end of each pliers head 1 are connected with pliers handles 2; a mounting hole a3 is formed in the center of the tail end of the tong head 1, and one end of the drawing hook 4 penetrates through the mounting hole a3 to be fixedly connected with the fine adjustment bolt 5; the fine tuning bolt 5 is in threaded connection with a connecting block 6 vertical to the fine tuning bolt; both ends of the connecting block 6 are connected with the forceps handles 2 on the same side through a connecting piece a 7; the two sides of the head end of the forceps head 1 are both connected with movable cushion blocks 8, and the movable cushion block 8 at each side is connected with the forceps handles 2 at the same side through a connecting piece b 9.
As shown in fig. 2, the binding clip 1 comprises a U-shaped member having a U-shaped groove 10, a groove 11 parallel to the U-shaped groove 10 is formed on the outer side of the side wall of the U-shaped groove 10, and the cross section of the groove 11 is 1/4 circular arcs; the side wall of the U-shaped groove 10 is provided with a bolt hole a 12; the bent end of the U-shaped component, namely the center of the tail end, is provided with a mounting hole a 3.
The connection mode of the forceps head 1 and the forceps handle 2 is that bolt holes g33 are formed in two sides of the tail end of the U-shaped component, and a bolt hole h32 is formed in one end of the forceps handle 2; bolt e22, bolt hole g33, and bolt hole h32 are engaged to connect the U-shaped member and the caliper 2.
As shown in fig. 3, the movable pad 8 includes a rectangular parallelepiped member; the middle part of one surface of the cuboid component is provided with a groove b 17; one end of the side wall of the groove b17 is fixedly connected with a convex groove 20; the cross section of the convex groove 20 is 1/4 circular arcs; the opposite surfaces of the cuboid component are provided with a bolt through hole a18 and a bolt through hole b 19.
The connection mode of the binding clip 1 and the movable cushion block 8 is that the convex groove 20 is clamped into the groove 11; one end of the connecting sheet 23 is provided with a bolt hole e24, and the other end is provided with a bolt hole f 25; and the bolt b26, the bolt hole e24, the bolt hole a12 and the bolt through hole a18 are matched to connect the connecting piece 23, the clamp head 1 and the movable cushion block 8.
The drawing hook 4 and the fine adjustment bolt 5 are connected in a mode that the tail part of the fine adjustment bolt 5 (shown in figure 4) is axially provided with an insertion hole, and the tail part of the fine adjustment bolt is radially provided with a bolt hole b 13; one end of the drawing hook 4 (shown in figure 5) far away from the hook is provided with a hook groove 14; the end of the hook groove 14 passes through the mounting hole a3 and is inserted into the insertion hole, and the bolt a15, the bolt hole b13 and the hook groove 14 are matched to tightly connect the drawing hook 4 and the fine adjustment bolt 5.
The connecting piece a7 comprises a connecting rod a16, one end of the connecting rod a16 is connected with the connecting block 6 through a bolt, and the other end of the connecting rod a16 is connected with the end, close to the tong head 1, of the tong handle 2 through a bolt.
The connector b9 includes a connecting rod b 27; one end of the connecting rod b27 is matched with the connecting piece 23 and the movable cushion block 8 through a bolt c28, a bolt hole f25 and a bolt through hole b 19; the other end of the connecting rod b27 is connected with one end of a connecting rod c30 and one end of a connecting rod d31 through a bolt d 29; the other end of the connecting rod c30 is in bolted connection with the end of the connecting rod a16 close to the tong head 1; the other end of the connecting rod d31 is connected with the sliding barrel 21 through a bolt; the slide cylinder 21 is sleeved on the tong head 1 on the same side.
Preferably, there are two sets of the connecting pieces a7 on each side, one at each end of a diameter of the forceps handle 2. Two sets of connecting pieces b9 on each side are correspondingly connected with the two sets of connecting pieces a7 on the same side.
Preferably, the pitch of the fine adjustment bolt 5 is 2mm, and the adjustment of the initial drawing position can be performed by rotating the fine adjustment bolt 5, if necessary.
The utility model discloses distributed pin pulling pliers's working process (the principle is): when the device works, the sliding cylinder 21 is buckled by a thumb firstly, so that the movable cushion block 8 keeps the lower position and does not participate in the work; the binding clip 1 clamps the U-shaped pin to enable the U-shaped pin to be positioned in the U-shaped groove 10, the hook groove 14 of the drawing hook 4 hooks the bending part of the U-shaped pin, and the binding clip 2 applies force to carry out the first-step drawing; then, when the forceps handle 2 is opened, the sliding barrel 21 is pushed by a thumb, so that the movable cushion block 8 is pushed to rotate by 90 degrees, the movable cushion block 8 participates in work, the forceps handle 2 applies force, and the second step of pulling is carried out; thereby pulling the U-shaped pin out.
The utility model discloses distributed pin pulling pincers, original hammer, crow bar and other dismantlement modes, when disassembling the support and avoiding a large amount of destructiveness to disassemble, man-hour 4 hours can be practiced thrift to every support, overhauls 10 sets of support calculations at least every year, and on average every set of support 150 platform can practice thrift man-hour cost 25.8(4 43) ten thousand yuan altogether. The safety benefit is not counted, the labor intensity is reduced, and the like, and the economic benefit can be at least 25.8 ten thousand yuan per year.
The utility model discloses a distributed pin pulling pliers, utilize the lever principle and the huge power that the four-bar linkage of hinge obtains when approaching the dead point (extreme) position, can accomplish the dismantlement work of U type round pin safely, high-efficiently, steadily; the pin pulling pliers are convenient, flexible, light, efficient, stable, powerful and wide in pulling range, and are suitable for U-shaped pins of DN10, DN12, DN16, KJ13, KJ10, KJ16, KJ19 and DN 20.
Claims (10)
1. The utility model provides a distributed pin pulling pliers which characterized in that: comprises an axisymmetric binding clip (1), and both sides of the tail end of the binding clip (1) are connected with a binding clip handle (2); a mounting hole a (3) is formed in the center of the tail end of the tong head (1), and one end of a drawing hook (4) penetrates through the mounting hole a (3) and is fixedly connected with a fine adjustment bolt (5); the fine tuning bolt (5) is in threaded connection with a connecting block (6) perpendicular to the fine tuning bolt; both ends of the connecting block (6) are connected with the forceps handles (2) on the same side through connecting pieces a (7); both sides of the head end of the forceps head (1) are connected with movable cushion blocks (8), and the movable cushion block (8) on each side is connected with the forceps handle (2) on the same side through a connecting piece b (9).
2. The distributed pin pliers of claim 1, wherein: the pliers head (1) comprises a U-shaped component provided with a U-shaped groove (10), a groove (11) parallel to the U-shaped groove is formed in the outer side of the side wall of the U-shaped groove (10), and the cross section of the groove (11) is 1/4 circular arcs; a bolt hole a (12) is formed in the side wall of the U-shaped groove (10); the bent end of the U-shaped component, namely the center of the tail end, is provided with a mounting hole a (3).
3. The distributed pin pliers of claim 2, wherein: the connection mode of the clamp head (1) and the clamp handle (2) is that bolt holes g (33) are formed in two sides of the tail end of the U-shaped component, and a bolt hole h (32) is formed in one end of the clamp handle (2); the bolt e (22), the bolt hole g (33) and the bolt hole h (32) are matched to connect the U-shaped component and the clamp handle (2).
4. The distributed pin pliers of claim 2, wherein: the movable cushion block (8) comprises a cuboid component; a groove b (17) is formed in the middle of one surface of the cuboid component; one end of the side wall of the groove b (17) is fixedly connected with a convex groove (20); the cross section of the convex groove (20) is 1/4 circular arcs; a group of rectangular parallelepiped components are provided with bolt through holes a (18) and bolt through holes b (19) opposite to each other.
5. The distributed pin pliers of claim 4, wherein: the connection mode of the clamp head (1) and the movable cushion block (8) is that the convex groove (20) is clamped into the concave groove (11); one end of the connecting sheet (23) is provided with a bolt hole e (24), and the other end is provided with a bolt hole f (25); the bolt b (26), the bolt hole e (24), the bolt hole a (12) and the bolt through hole a (18) are matched to connect the connecting sheet (23), the tong head (1) and the movable cushion block (8).
6. The distributed pin pliers of claim 5, wherein: the drawing hook (4) and the fine adjustment bolt (5) are connected in a mode that the tail part of the fine adjustment bolt (5) is axially provided with an insertion hole, and a bolt hole b (13) is radially formed; one end of the drawing hook (4) far away from the hook is provided with a hook groove (14); the end of the hook groove (14) penetrates through the mounting hole a (3) and is inserted into the insertion hole, and the drawing hook (4) is tightly connected with the fine adjustment bolt (5) through the matching of the bolt a (15), the bolt hole b (13) and the hook groove (14).
7. The distributed pin pliers of claim 6, wherein: the connecting piece a (7) comprises a connecting rod a (16), one end of the connecting rod a (16) is connected with the connecting block (6) through a bolt, and the other end of the connecting rod a (16) is connected with the end, close to the clamp head (1), of the clamp handle (2) through a bolt.
8. The distributed pin pliers of claim 7, wherein: the connecting piece b (9) comprises a connecting rod b (27); one end of the connecting rod b (27) is matched with the connecting sheet (23) and the movable cushion block (8) through a bolt c (28), a bolt hole f (25) and a bolt through hole b (19); the other end of the connecting rod b (27) is connected with one end of a connecting rod c (30) and one end of a connecting rod d (31) through a bolt d (29); the other end of the connecting rod c (30) is in bolted connection with the end, close to the tong head (1), of the connecting rod a (16); the other end of the connecting rod d (31) is connected with the sliding cylinder (21) through a bolt; the sliding cylinder (21) is sleeved on the tong head (1) on the same side.
9. The distributed pin pliers of claim 8, wherein: two sets of connecting pieces a (7) are arranged on each side and are respectively positioned at two ends of one diameter of the forceps handle (2).
10. The distributed pin pliers of claim 9, wherein: and two sets of connecting pieces b (9) on each side are correspondingly connected with the two sets of connecting pieces a (7) on the same side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920371546.6U CN209903102U (en) | 2019-03-22 | 2019-03-22 | Distributed pin pulling pliers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920371546.6U CN209903102U (en) | 2019-03-22 | 2019-03-22 | Distributed pin pulling pliers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209903102U true CN209903102U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920371546.6U Active CN209903102U (en) | 2019-03-22 | 2019-03-22 | Distributed pin pulling pliers |
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| Country | Link |
|---|---|
| CN (1) | CN209903102U (en) |
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2019
- 2019-03-22 CN CN201920371546.6U patent/CN209903102U/en active Active
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