CN215701266U - Knocking wrench - Google Patents
Knocking wrench Download PDFInfo
- Publication number
- CN215701266U CN215701266U CN202121463810.2U CN202121463810U CN215701266U CN 215701266 U CN215701266 U CN 215701266U CN 202121463810 U CN202121463810 U CN 202121463810U CN 215701266 U CN215701266 U CN 215701266U
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- block
- butt
- joint
- blocks
- tightening
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Abstract
The utility model discloses a knocking wrench which comprises knocking blocks and hooping blocks, wherein M hooping blocks are sequentially hinged to form a chain-shaped hooping strip, one end of the hooping strip is hinged to the knocking blocks, the other end of the hooping strip is connected with the knocking blocks through an elastic adjustment structure, and one ends of the knocking blocks, which are far away from the elastic adjustment structure, extend to form knocking ends.
Description
Technical Field
The utility model relates to the technical field of disassembling tools, in particular to a knocking wrench.
Background
On oil gas transmission pipeline, there are many valves, these valves are because long exposure is in the field, some still are in acid environment even, near seaside, island etc. for a long time, be in these abominable operational environment, often lead to the big threaded connection department of these valves to cause the valve shell to dismantle hardly because of reasons such as corrosion, deformation easily, conventional extracting tool such as chain tong, breakout tongs commonly used can not be suitable for, how to dismantle these valves fast effectual, become a problem that awaits the solution.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a striking wrench.
The technical scheme is as follows: a knocking wrench is characterized in that: including strikeing the piece and hooping tight piece, M hooping tight piece and articulating the hooping tight strip that forms the chain form in proper order, this hooping tight strip one end with it is articulated to strike the piece, the other end that hooping tight strip pass through the tight regulation structure with strike the piece and connect, strike the piece and keep away from the one end of tight regulation structure extends and forms and strikes the end. By adopting the technical scheme, the tightness adjusting structure is adjusted to enable the knocking block and the hooping block to form an annular structure hoop on the valve body shell, the valve body is tightly held after the tightness adjusting structure is screwed down, the knocking end is forcibly beaten towards the same direction, and therefore the annular structure drives the valve body shell to rotate to achieve the purpose of unscrewing the valve body.
Further, the air conditioner is provided with a fan,
the tightness adjusting structure comprises a connecting block, one end of the connecting block is hinged to the tightening strip, the end of the knocking block is provided with a convex connecting end, an adjusting bolt is connected to the connecting end in a threaded mode, the lower end of the adjusting bolt penetrates out of the connecting end and then is hinged to the other end of the connecting block, and the upper end of the adjusting bolt penetrates out of the connecting end and then is connected with a locking nut. By adopting the structure, the size of the annular structure can be adjusted by screwing the adjusting bolt on the valve bodies with different sizes, thereby adapting to different valve bodies.
The inner side surfaces of the knocking block and the clamping block are respectively provided with a clamping block, the surface of the clamping block is provided with N clamping teeth, and N is a natural number. By adopting the structure, the tooth part of the clamping tooth can be effectively hooped on the valve body shell, so that the rusted and deformed valve body shell can be fixed and is convenient to disassemble.
The tightening block comprises a block body, wherein one end of the block body is provided with a male connecting portion, the other end of the block body is provided with a female connecting portion, the male connecting portion can be matched with the female connecting portion, and M tightening blocks are sequentially hinged to form a chain-shaped tightening strip through the male connecting portion and the female connecting portion at the two ends of the block body. By adopting the structure, the assembly and disassembly are convenient and quick.
The male connecting part is a raised tenon block, the tenon block is positioned in the middle of the end face of the block body, and the tenon block is provided with a connecting hole. By adopting the structure, the structure is simple and convenient to assemble.
The female connecting part comprises two butt-joint blocks, the two butt-joint blocks are arranged on the end face of the other end of the block body in an up-and-down opposite mode, a butt-joint mortise slot is formed between the two butt-joint blocks, the butt-joint mortise slot can be matched with the tenon block, butt-joint holes are formed in the two butt-joint blocks in a penetrating mode, hinge pins penetrate through the butt-joint holes, and the diameters of the hinge pins are equal to the inner diameter of the connecting holes;
and the tenon block of the next clamping block is inserted into the butt-joint mortise slot of the previous clamping block, and the tenon block and the butt-joint mortise slot are connected through the hinge pin.
By adopting the structure, the structure is simple and convenient to assemble, and the block can be conveniently and rapidly replaced when necessary by adopting the pin hinge.
The cross section of the clamping block is trapezoidal, the clamping teeth are arranged on the top surface of the clamping block, dovetail grooves are formed in the inner side surfaces of the block body and the knocking block, and the wider lower portion of the clamping block is clamped in the corresponding dovetail grooves. By adopting the structure, the clamping block is fixed firmly and is convenient to assemble and replace.
The included angle between the adjacent clamping teeth is 90 degrees. By adopting the structure, the clamping is more reliable and firm.
Compared with the prior art, the utility model has the beneficial effects that: the annular structure that utilizes to strike piece and cramp the piece and constitute holds valve body tightly, because the medial surface that has tooth-like structure on this structure, it holds very reliably firmly tightly, strikes the end of strikeing hard towards same direction to make annular structure drive the valve body shell and rotate and reach the purpose of unscrewing the valve body.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the tightening block;
fig. 3 is a schematic perspective view of the clamping block.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
As shown in fig. 1-3, a strike spanner, including strike piece 1 and cramp piece 2, M the cramp piece 2 articulates in proper order and forms chain form cramp strip 3, this cramp strip 3 one end with strike piece 1 articulated, the other end of cramp strip 3 through the tight regulation structure with strike piece 1 and be connected, strike piece 1 and keep away from the one end of tight regulation structure extends and forms and strikes end 10, M is more than or equal to 2 natural numbers.
The tightness adjusting structure comprises a connecting block 9, one end of the connecting block 9 is hinged to the tightening strip 3, the end of the knocking block 1 is provided with a convex connecting end 7, the connecting end 7 is connected with an adjusting bolt 6 through threads, the lower end of the adjusting bolt 6 penetrates out of the connecting end 7 and then is hinged to the other end of the connecting block 9, and the upper end of the adjusting bolt 6 penetrates out of the connecting end 7 and then is connected with a locking nut 8.
The tightening block 2 comprises a block 201, one end of the block 201 is provided with a male connecting part 202, the other end is provided with a female connecting part 203, the male connecting portion 202 can be matched with the female connecting portion 203, and the M tightening blocks 2 are sequentially hinged to form the chain-shaped tightening strip 3 through the male connecting portion 202 and the female connecting portion 203 at two ends thereof, in the utility model, the male connecting portion 202 is a raised tenon block, the tenon block is positioned in the middle of the end surface of the block body 201, the tenon block is provided with a connecting hole 204, the female connecting part 203 comprises two butt-joint blocks 203a, the two butt-joint blocks 203a are arranged on the end face of the other end of the block body 201 in an up-and-down opposite mode, a butt-joint mortise slot 203b is formed between the two butt-joint blocks 203a, the butt-joint mortise 203b can be matched with the tenon block, two butt-joint blocks 203a are provided with butt-joint holes in a penetrating way, a hinge pin 203c is arranged in the butt joint hole in a penetrating way, and the diameter of the hinge pin 203c is equal to the inner diameter of the connecting hole 204;
the last one the tenon piece of the tightening piece 2 is inserted into and previous one in the butt joint mortise slot 203b of the tightening piece 2, and the two are connected through the hinge pin 203c, so two free ends of the tightening strip 3 are respectively a free male connecting part and a free female connecting part, the lower part of the knocking piece 1 is provided with a convex butt joint end, the butt joint end is hinged with the free female connecting part of the tightening strip 3 through a pin, the connecting block 9 is in an I shape, two ends of the connecting block are similar to a female connecting structure, one end of the connecting block is hinged with the male connecting part of the tightening strip 3 through a pin, and the other end of the connecting block is hinged with the convex block at the lower end of the adjusting bolt.
Strike piece 1 with install respectively on the medial surface of cramping piece 2 and press from both sides tight piece 4, should press from both sides the surface of tight piece 4 and have a N tight tooth 5 of clamp, N is the natural number, press from both sides the transversal trapezoidal form of personally submitting of tight piece 4, be equipped with on its top surface press from both sides tight tooth 5, block 201 with strike and all seted up the dovetail on the medial surface of piece 1, the lower part chucking that presss from both sides tight piece 4 broad is corresponding in the dovetail, adjacent it is 90 to press from both sides the contained angle between the tight tooth 5, presss from both sides tight piece 4 and presss from both sides tight tooth 5 integrated into one piece, adopts hard metal material to make.
During the use, adjust the elasticity and adjust the structure will 3 cuffs of cramping strip are on the valve body, screw up the elasticity and adjust the structure and hold 3 cuffs of cramping strip tightly, thereby constantly strike beat end 10 and unscrew the valve body gradually.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (8)
1. A impact wrench, comprising: including knocking block (1) and cramping block (2), M cramping block (2) articulates in proper order and forms chain-like cramping strip (3), the one end of this cramping strip (3) with it is articulated to knock block (1), the other end of cramping strip (3) pass through the tight regulation structure with the connection of knocking block (1), it keeps away from to knock block (1) the one end of tight regulation structure is extended and is formed and knock end (10).
2. The impact wrench of claim 1, wherein: the tightness adjusting structure comprises a connecting block (9), one end of the connecting block (9) is hinged to the tightening strip (3), the end of the knocking block (1) is provided with a convex connecting end (7), the connecting end (7) is connected with an adjusting bolt (6) in a threaded mode, the lower end of the adjusting bolt (6) penetrates out of the connecting end (7) and then is hinged to the other end of the connecting block (9), and the upper end of the adjusting bolt (6) penetrates out of the connecting end (7) and then is connected with a locking nut (8).
3. A tapping wrench as claimed in claim 1 or 2, wherein: the inner side surfaces of the knocking block (1) and the clamping block (2) are respectively provided with a clamping block (4), the surface of the clamping block (4) is provided with N clamping teeth (5), and N is a natural number.
4. A tapping wrench as claimed in claim 3, wherein: the tightening blocks (2) comprise a block body (201), one end of the block body (201) is provided with a male connecting portion (202), the other end of the block body is provided with a female connecting portion (203), the male connecting portion (202) can be matched with the female connecting portion (203), and M tightening blocks (2) are sequentially hinged through the male connecting portion (202) and the female connecting portion (203) at two ends of the tightening blocks to form a chain-shaped tightening strip (3).
5. The impact wrench of claim 4, wherein: the male connecting part (202) is a raised tenon block, the tenon block is positioned in the middle of the end face of the block body (201), and a connecting hole (204) is formed in the tenon block.
6. The impact wrench of claim 5, wherein: the female connecting part (203) comprises two butt-joint blocks (203a), the two butt-joint blocks (203a) are arranged on the end face of the other end of the block body (201) in an up-and-down opposite mode, a butt-joint mortise slot (203b) is formed between the two butt-joint blocks, the butt-joint mortise slot (203b) can be matched with the tenon block, butt-joint holes are formed in the two butt-joint blocks (203a) in a penetrating mode, a hinge pin (203c) penetrates through the butt-joint holes, and the diameter of the hinge pin (203c) is equal to the inner diameter of the connecting hole (204);
the tenon block of the next tightening block (2) is inserted into the butt-joint mortise slot (203b) of the previous tightening block (2), and the tenon block and the butt-joint mortise slot are connected through the hinge pin (203 c).
7. The impact wrench of claim 4, wherein: the cross section of the clamping block (4) is trapezoidal, the clamping teeth (5) are arranged on the top surface of the clamping block, dovetail grooves are formed in the block body (201) and the inner side surface of the knocking block (1), and the lower part of the wider part of the clamping block (4) is clamped in the corresponding dovetail grooves.
8. A tapping wrench as claimed in claim 3, wherein: the included angle between the adjacent clamping teeth (5) is 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121463810.2U CN215701266U (en) | 2021-06-30 | 2021-06-30 | Knocking wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121463810.2U CN215701266U (en) | 2021-06-30 | 2021-06-30 | Knocking wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215701266U true CN215701266U (en) | 2022-02-01 |
Family
ID=80046054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121463810.2U Active CN215701266U (en) | 2021-06-30 | 2021-06-30 | Knocking wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215701266U (en) |
-
2021
- 2021-06-30 CN CN202121463810.2U patent/CN215701266U/en active Active
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