CN218863195U - Large chain tensioning tool - Google Patents
Large chain tensioning tool Download PDFInfo
- Publication number
- CN218863195U CN218863195U CN202320130458.3U CN202320130458U CN218863195U CN 218863195 U CN218863195 U CN 218863195U CN 202320130458 U CN202320130458 U CN 202320130458U CN 218863195 U CN218863195 U CN 218863195U
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- China
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- connecting pipe
- chain
- fixedly connected
- jack catch
- tensioning tool
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Abstract
The utility model discloses a big chain tensioning tool relates to chain tensioning tool technical field, the scheme of adoption: including first connecting pipe and second connecting pipe, the second connecting pipe activity cup joints in the inside of first connecting pipe and extends the outside of first connecting pipe, the first jack catch of one end fixedly connected with of first connecting pipe, the one end fixedly connected with of second connecting pipe and first jack catch matched with second jack catch, the top fixedly connected with fixed block that the second connecting pipe extends the tip of first connecting pipe, the fixed block is connected with the screw rod, the top fixedly connected with nut seat of first connecting pipe, this big chain tensioning instrument, through the rotation that drives the screw rod, can make the second connecting pipe take place the motion relative to first connecting pipe, make the broken chain that is fixed by first jack catch and second jack catch respectively can be tensioned, then use a section of new chain and chain round pin to be connected the broken chain well, alone can accomplish the tensioning operation of broken chain, and is easy to operate.
Description
Technical Field
The utility model relates to a chain tensioning tool technical field specifically is a big chain tensioning tool.
Background
The chain breakage caused by the abrasion of the chain often occurs after the chain is operated for a long time, a maintainer must recover the chain breakage in time to continue operating the car, however, the chain operation belongs to an annular system, and the chain breakage recovery must be carried out in an annular system formed by a front guide wheel and a rear guide wheel of a large chain of the car pusher.
Because of lacking effectual tensioning tool, the maintainer adopts the lead wire to carry out the pretension with chain rupture both ends usually, then connects the chain, and this process is hard to waste time, must two people simultaneous operation, can accomplish, seriously influences lifting efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a big chain tensioning instrument to solve the problem in the background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a big chain tensioning instrument, includes first connecting pipe and second connecting pipe, the outside at the inside of first connecting pipe and extend first connecting pipe is cup jointed in the activity of second connecting pipe, the first jack catch of one end fixedly connected with of first connecting pipe, the one end fixedly connected with and the first jack catch matched with second jack catch of second connecting pipe, the second connecting pipe extends the top fixedly connected with fixed block of the tip portion of first connecting pipe, the fixed block is connected with the screw rod, the top fixedly connected with nut seat of first connecting pipe, screw rod threaded connection nut seat passes nut seat.
Furthermore, a crank for driving the screw rod to rotate is arranged on one side, away from the nut seat, of the fixing block.
Furthermore, a first rib plate which plays a reinforcing role is fixedly connected between the first connecting pipe and the first clamping jaw.
Furthermore, a second rib plate which plays a role in reinforcing is fixedly connected between the second connecting pipe and the second clamping jaw.
Furthermore, one end of the screw rod is provided with an anti-drop block.
Furthermore, the anti-drop block is in threaded connection with the screw rod.
Compared with the prior art, the utility model provides a big chain tensioning instrument possesses following beneficial effect: this big chain tensioning instrument through the rotation that drives the screw rod, can make the relative first connecting pipe of second connecting pipe take place the motion for can be by the tensioning by the broken chain that is fixed by first jack catch and second jack catch respectively, then use a section of new chain and chain round pin to be connected the broken chain, alone can accomplish the tensioning operation of broken chain, easy operation.
Drawings
Fig. 1 is a schematic view of a first structure of the present invention;
fig. 2 is a second schematic structural view of the present invention;
fig. 3 is a schematic view of the split structure of the present invention.
In the figure: 1. a first connecting pipe; 2. a second connecting pipe; 3. a first jaw; 4. a second jaw; 5. a fixed block; 6. a screw; 7. a nut seat; 8. a crank; 9. an anti-drop block; 10. a first rib plate; 11. a second web.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-3, the utility model discloses a big chain tensioning tool, including first connecting pipe 1 and second connecting pipe 2, the activity of second connecting pipe 2 cup joints in the inside of first connecting pipe 1 and extends the outside of first connecting pipe 1, the first jack catch 3 of one end fixedly connected with of first connecting pipe 1, the one end fixedly connected with of second connecting pipe 2 and first jack catch 3 matched with second jack catch 4, the top fixedly connected with fixed block 5 that second connecting pipe 2 extends the one end part of first connecting pipe 1, fixed block 5 is connected with screw rod 6, the top fixedly connected with nut seat 7 of first connecting pipe 1, screw rod 6 threaded connection nut seat 7 passes nut seat 7.
Specifically, a crank 8 for driving the screw 6 to rotate is arranged on one side, far away from the nut seat 7, of the fixing block 5.
In this embodiment, the crank 8 is used to rotate the screw 6, so that the second connection pipe 2 can move relative to the first connection pipe 1.
Specifically, a first rib plate 10 for reinforcing is fixedly connected between the first connecting pipe 1 and the first jaw 3.
In this embodiment, the first rib 10 reinforces the connection between the first connection pipe 1 and the first jaw 3.
Specifically, a second rib plate 11 for reinforcing is fixedly connected between the second connecting pipe 2 and the second jaw 4.
In this embodiment, the second rib plate 11 reinforces the connection between the second connecting pipe 2 and the second jaw 4.
Specifically, one end of the screw 6 is provided with an anti-drop block 9.
The anti-falling block 9 is in threaded connection with the screw rod 6.
In this embodiment, the anti-separation block 9 can prevent the screw 6 from separating from the nut seat 7, and the anti-separation block 9 can be taken down from the screw 6, when the tensioning tool is not used, the screw 6 can be loosened to separate from the nut seat 7, so that the first connecting pipe 1 and the second connecting pipe 2 can be separated.
When in use, two claws are extended into the chain holes at the two ends of the broken chain, the crank 8 is used for fastening the screw 6, the two ends of the broken chain are tensioned, a section of new chain and a chain pin are used for connecting the broken chain, the screw 6 is loosened, and the tool is dismantled,
in conclusion, this big chain tensioning instrument through the rotation that drives screw rod 6, can make second connecting pipe 2 take place the motion for first connecting pipe 1 for the broken chain that is fixed by first jack catch 3 and second jack catch 4 respectively can be by the tensioning, then uses a section of new chain and chain round pin to be connected the broken chain, and alone can accomplish the tensioning operation of broken chain, easy operation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A large chain tensioning tool comprising a first connecting pipe (1) and a second connecting pipe (2), characterized in that: the connecting device is characterized in that the second connecting pipe (2) is movably sleeved inside the first connecting pipe (1) and extends out of the first connecting pipe (1), one end of the first connecting pipe (1) is fixedly connected with a first clamping jaw (3), one end of the second connecting pipe (2) is fixedly connected with a second clamping jaw (4) matched with the first clamping jaw (3), the second connecting pipe (2) extends out of a top end fixedly connected with fixing block (5) of one end part of the first connecting pipe (1), the fixing block (5) is connected with a screw rod (6), the top of the first connecting pipe (1) is fixedly connected with a nut seat (7), and the screw rod (6) is in threaded connection with the nut seat (7) and penetrates through the nut seat (7).
2. A large chain tensioning tool as claimed in claim 1, wherein: and a crank (8) for driving the screw rod (6) to rotate is arranged on one side, away from the nut seat (7), of the fixed block (5).
3. A large chain tensioning tool as claimed in claim 1, wherein: and a first rib plate (10) with a reinforcing effect is fixedly connected between the first connecting pipe (1) and the first clamping jaw (3).
4. A large chain tensioning tool as claimed in claim 1, wherein: and a second rib plate (11) playing a role in reinforcement is fixedly connected between the second connecting pipe (2) and the second clamping jaw (4).
5. A large chain tensioning tool as claimed in claim 1, wherein: and one end of the screw rod (6) is provided with an anti-falling block (9).
6. A large chain tensioning tool as claimed in claim 5, wherein: the anti-falling block (9) is in threaded connection with the screw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320130458.3U CN218863195U (en) | 2023-01-13 | 2023-01-13 | Large chain tensioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320130458.3U CN218863195U (en) | 2023-01-13 | 2023-01-13 | Large chain tensioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218863195U true CN218863195U (en) | 2023-04-14 |
Family
ID=87366777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320130458.3U Active CN218863195U (en) | 2023-01-13 | 2023-01-13 | Large chain tensioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218863195U (en) |
-
2023
- 2023-01-13 CN CN202320130458.3U patent/CN218863195U/en active Active
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