CN211491345U - Chain length adjusting device - Google Patents
Chain length adjusting device Download PDFInfo
- Publication number
- CN211491345U CN211491345U CN201922469294.3U CN201922469294U CN211491345U CN 211491345 U CN211491345 U CN 211491345U CN 201922469294 U CN201922469294 U CN 201922469294U CN 211491345 U CN211491345 U CN 211491345U
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- chain
- fixedly arranged
- clamping plate
- screw
- rod
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- 238000010009 beating Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a chain length adjustment device, including the ware of chain driving, the right side is seted up flutedly in the ware of chain driving, the fixed cardboard b that is provided with in recess diapire left side, the fixed spout that is provided with in recess diapire right side, the spout embeds there is the slider, the fixed cardboard an that is provided with in slider top, cardboard a's arc wall embeds there is the screw thread ejector pin, the concave station has been seted up at screw thread ejector pin left end face middle part, the fixed sleeve that is provided with in middle part in the concave station, the pole has been put at the middle part in the sleeve. The utility model discloses an install sleeve and interior pole, can be according to the cylinder pin thickness of chain, can be through taking suitable length out with interior pole to connect the location soon with the spacing hole that limit valve and interior pole were predetermine, the accessible is used for the pin ejecting than thick screw thread ejector pin and than thin interior pole, and application scope is wide, can subtract and exempt from to purchase multiple model chain ware, reduces the chain cost of beating, is fit for extensively promoting and using.
Description
Technical Field
The utility model relates to a make chain instrument technical field, specifically be a chain length adjustment device.
Background
When electronic equipment is maintained, a certain connecting column of a chain with an over-tight opening degree needs to be ejected out frequently, so that the chain is disconnected, the length of the chain is adjusted, but the existing chain tying device is usually a handheld type chain, and the chain of the electronic equipment is not fixed, so that the chain cutting device is easy to swing along with the chain when exerting force, and the chain tying device is inconvenient to use.
In implementing the present invention, the inventor finds that the following problems exist in the prior art and are not solved: 1. the existing device is not provided with a connecting pin limiting mechanism, the phenomenon that a pin is completely ejected out easily occurs in the process of ejecting the connecting pin, so that after the overhaul is finished, the pin needs to be inserted and returned violently, the problem of damage is easily caused, and the safety factor is low; 2. the cardboard position of current device and the thickness of ejector pin can not be adjusted, need purchase chain ware of not unidimensional size, increase chain cost scheduling problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chain length adjustment device, through installing sleeve and interior pole, can be according to the cylinder pin thickness of chain, can take suitable length out through with interior pole to connect the location soon with the spacing hole that interior pole was predetermine, the accessible is used for the pin ejecting than thick screw thread ejector pin and than thin interior pole, and application scope is wide, can reduce and exempt from to purchase multiple model and beat the chain ware, reduces and beats the chain cost, has solved the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a chain length adjusting device comprises a chain beater;
a groove is formed in the right side in the chain driving device, a clamping plate b is fixedly arranged on the left side of the bottom wall of the groove, a sliding groove is fixedly arranged on the right side of the bottom wall of the groove, a sliding block is arranged in the sliding groove, a clamping plate a is fixedly arranged on the top of the sliding block, arc-shaped grooves are formed in the tops of the clamping plate a and the clamping plate b, a screw rod b is fixedly arranged at the bottom of the left wall of the clamping plate a, a screw block b is screwed on the left side of the screw rod b through threads, and the left wall of the;
a threaded mandril is arranged in an arc-shaped groove of the clamping plate a, a nut is fixedly arranged at the inner top of the right wall of the chain driving device, the threaded mandril is screwed with the nut through threads, a concave table is arranged in the middle of the left end surface of the threaded mandril, a sleeve is fixedly arranged in the middle of the concave table, an inner rod is arranged in the middle of the sleeve, a limit valve is arranged on the right side of the sleeve, and the limit valve is screwed with a limit hole in the inner rod through threads;
the top has seted up the opening in the ware left wall of chaining, the fixed spiral shell piece a that is provided with in the opening left side, it has screw rod a to connect soon through the screw thread in the spiral shell piece a, screw rod a right-hand member has put the stopper.
As a preferred embodiment of the utility model, the bottom of the chain cutter is fixedly provided with a handle and the surface of the handle is stuck with a non-slip mat.
As a preferred embodiment of the present invention, the bottom wall of the handle is provided with a hanging ring.
As a preferred embodiment of the present invention, a handle is fixedly disposed at the left end of the screw rod a.
As a preferred embodiment of the present invention, the right side of the threaded post rod is fixedly provided with a rotating rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model relates to a chain length adjustment device through installing sleeve and interior pole, can be according to the cylinder pin thickness of chain, can take suitable length out through interior pole to connect the location with the spacing hole that interior pole was predetermine soon, the accessible is used for the pin ejecting than thick screw thread ejector pin and than thin interior pole, and application scope is wide, can subtract and exempt from to purchase multiple model and play the chain ware, reduces and beats the chain cost.
2. The utility model relates to a chain length adjustment device, through installing cardboard an and spiral shell piece b, can remove about rotating spiral shell piece b and drive screw rod b for adjust the interval between cardboard an and the cardboard b, and with two sets of cardboard joints in pending chain position both sides, be applicable to the chain screens of different widths, improve the location effect of cardboard, the follow-up ejecting operation of being convenient for.
3. The utility model relates to a chain length adjustment device through installing stopper and screw rod an, can be through rotating screw rod a, and screw rod a drives the stopper and removes in the opening for adjust the interval of stopper and screw ejector pin and interior pole, can prevent that the connecting pin is ejecting completely towards the left side, solve the pin and need violence installation problem when the installation return, avoid connecting pin or chain to damage, improve device factor of safety.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of an overall front view structure of a chain length adjusting device of the present invention;
FIG. 2 is a schematic cross-sectional view of a chain driving device of the chain length adjusting device of the present invention;
fig. 3 is a schematic diagram of a side view of the threaded mandril of the chain length adjusting device of the present invention.
In the figure: 1. a handle; 2. a hoisting ring; 3. a screw a; 4. a screw block a; 5. a chain tying device; 6. a groove; 7. a threaded ejector rod; 8. a nut; 9. a rotating rod; 10. a clamping plate a; 11. a chute; 12. a limiting block; 13. a clamping plate b; 14. a bearing; 15. a screw b; 16. a slider; 17. a screw block b; 18. a port; 19. a sleeve; 20. an inner rod; 21. a limit valve; 22. a concave platform.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution: a chain length adjusting device comprises a chain beater 5;
a groove 6 is formed in the right side in the chain driving device 5, a clamping plate b13 is fixedly arranged on the left side of the bottom wall of the groove 6, a sliding groove 11 is fixedly arranged on the right side of the bottom wall of the groove 6, a sliding block 16 is arranged in the sliding groove 11, a clamping plate a10 is fixedly arranged on the top of the sliding block 16, arc-shaped grooves are formed in the tops of the clamping plate a10 and the clamping plate b13, a screw b15 is fixedly arranged at the bottom of the left wall of the clamping plate a10, a screw block b17 is screwed on the left side of the screw b15 through threads, and the left wall of the screw block b17 is rotatably;
a threaded ejector rod 7 is arranged in the arc-shaped groove of the clamping plate a10, a screw cap 8 is fixedly arranged at the top of the inner part of the right wall of the chain beater 5, the threaded ejector rod 7 is screwed with the screw cap 8 through threads, a concave table 22 is arranged in the middle of the left end face of the threaded ejector rod 7, a sleeve 19 is fixedly arranged in the middle of the concave table 22, an inner rod 20 is arranged in the middle of the sleeve 19, a limit valve 21 is arranged on the right side of the sleeve 19, and the limit valve 21 is screwed with a limit hole in the inner rod 20 through threads;
the top in the chain ware 5 left wall has seted up opening 18, the fixed spiral shell piece a4 that is provided with in the left side in opening 18, connect with screw rod a3 through the screw thread in the spiral shell piece a4, stopper 12 has been put to screw rod a3 right-hand member.
In the embodiment (as shown in fig. 1, 2 and 3), the sleeve 19 and the inner rod 20 are installed, the inner rod 20 can be pulled out to a proper length according to the thickness of the cylindrical pin of the chain, the limiting valve 21 and the limiting hole preset in the inner rod 20 are screwed and positioned, the thicker thread mandril 7 and the thinner inner rod 20 can be used for ejecting the pin, the application range is wide, the purchase of chain beaters 5 with various models can be avoided, the chain beating cost is reduced, the clamping plates a10 and the screw block b17 are installed, the screw block b17 can be rotated and the screw rod b17 is driven to move left and right, the distance between the clamping plates a10 and the clamping plate b13 is adjusted, two groups of clamping plates are clamped at two sides of the chain part to be processed, the clamping plates are suitable for clamping chains with different widths, the positioning effect of the clamping plates is improved, the subsequent ejecting operation is facilitated, the limiting blocks 12 and the screw rod a3 are installed, the screw rod a3 can be rotated to, the distance between the limiting block 12 and the threaded ejector rod 7 and the distance between the limiting block and the inner rod 20 can be adjusted, the connecting pin can be prevented from being completely ejected towards the left side, the problem that the pin needs to be installed violently when being installed and returned is solved, the connecting pin or a chain is prevented from being damaged, and the safety factor of the device is improved.
Wherein, the bottom of the chain tying device 5 is fixedly provided with a handle 1, and the surface of the handle 1 is stuck with an anti-slip pad.
In this embodiment (as shown in fig. 1), through installing handle 1, can hold chain ware 5 through handle 1, facilitate the use, and the slipmat increases frictional force, prevents to appear skidding the phenomenon.
Wherein, the inner bottom wall of the handle 1 is provided with a hanging ring 2.
In this embodiment (as shown in fig. 1), the handle 1 can be hung through the hanging ring 2 by installing the hanging ring 2, so that the tool can be conveniently stored.
Wherein, the handle is fixedly arranged at the left end of the screw rod a 3.
In this embodiment (as shown in fig. 2), by installing the handle, the screw a3 can be driven to rotate by the handle, which is labor-saving and convenient, and reduces the time required for adjusting the screw a3 left and right.
Wherein, the right side of the threaded mandril 7 is fixedly provided with a rotating rod 9.
In this embodiment (as shown in fig. 2), by installing the rotating rod 9, the rotating rod 9 can be pushed up and down by the hand, so that the user can apply force conveniently, and the device is more humanized.
The working principle is as follows: it should be noted that the utility model relates to a chain length adjusting device, including handle 1, rings 2, screw a3, screw a4, chain drive 5, recess 6, screw ejector pin 7, nut 8, bull stick 9, cardboard a10, spout 11, stopper 12, cardboard b13, bearing 14, screw b15, slider 16, screw b17, opening 18, sleeve 19, interior pole 20, limit valve 21, concave station 22, the part is the general standard component or the part that technical staff in this field knows, its structure and principle all can know through the technical manual or know through conventional test method for this technical staff, when a chain length adjusting device uses, place the clearance of chain in cardboard a10 and cardboard b13, after the location, can move towards the left side through manual rotation screw ejector pin 7 and interior pole 20, until the connecting pin of chain finishes ejecting, by installing the sleeve 19 and the inner rod 20, the inner rod 20 can be drawn out to a proper length according to the thickness of a cylindrical pin of a chain, the limiting valve 21 and a limiting hole preset in the inner rod 20 are screwed and positioned, the thicker thread mandril 7 and the thinner inner rod 20 can be used for ejecting the pin, the application range is wide, the purchase of chain strikers 5 with various models can be avoided, the chain marking cost is reduced, by installing the clamping plate a10 and the screw block b17, the screw block b17 can be rotated and the screw rod b17 is driven to move left and right, the distance between the clamping plate a10 and the clamping plate b13 can be adjusted, two groups of clamping plates are clamped on two sides of a chain part to be processed, the chain clamping positions with different widths are suitable for improving the positioning effect of the clamping plates, the subsequent ejection operation is convenient, by installing the limiting block 12 and the screw rod a3, the screw rod a3 can drive the limiting block 12 to move in the through hole 18 by rotating the screw rod a3, can prevent that the connecting pin from ejecting completely towards the left side, solve the pin and need violence installation problem when the installation return, avoid connecting pin or chain to damage, improve device factor of safety, the result of use is comparatively ideal.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A chain length adjustment device is characterized in that: comprises a chain-making device (5);
a groove (6) is formed in the right side in the chain driving device (5), a clamping plate b (13) is fixedly arranged on the left side of the bottom wall of the groove (6), a sliding groove (11) is fixedly arranged on the right side of the bottom wall of the groove (6), a sliding block (16) is arranged in the sliding groove (11), a clamping plate a (10) is fixedly arranged on the top of the sliding block (16), arc-shaped grooves are formed in the tops of the clamping plate a (10) and the clamping plate b (13), a screw rod b (15) is fixedly arranged at the bottom of the left wall of the clamping plate a (10), a screw block b (17) is screwed on the left side of the screw rod b (15) through threads, and the left wall of the screw block b (17) is rotatably connected;
a threaded ejector rod (7) is arranged in an arc-shaped groove of the clamping plate a (10), a nut (8) is fixedly arranged at the top of the inner portion of the right wall of the chain driving device (5), the threaded ejector rod (7) is connected with the nut (8) in a screwing mode through threads, a concave table (22) is arranged in the middle of the left end face of the threaded ejector rod (7), a sleeve (19) is fixedly arranged in the middle of the inner portion of the concave table (22), an inner rod (20) is arranged in the middle of the inner portion of the sleeve (19), a limiting valve (21) is arranged on the right side of the sleeve (19), and the limiting valve (21) is connected with a limiting hole in;
opening (18) have been seted up at the top in the ware (5) of chaining left side wall, the fixed spiral shell piece a (4) that is provided with in opening (18) left side, it has screw rod a (3) to connect soon through the screw thread in spiral shell piece a (4), stopper (12) have been put to screw rod a (3) right-hand member.
2. A chain length adjusting device according to claim 1, wherein: the bottom of the chain tying device (5) is fixedly provided with a handle (1), and the surface of the handle (1) is stuck with an anti-slip pad.
3. A chain length adjusting device according to claim 2, wherein: the inner bottom wall of the handle (1) is provided with a hanging ring (2).
4. A chain length adjusting device according to claim 1, wherein: and a handle is fixedly arranged at the left end of the screw rod a (3).
5. A chain length adjusting device according to claim 1, wherein: and a rotating rod (9) is fixedly arranged on the right side of the threaded ejector rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922469294.3U CN211491345U (en) | 2019-12-31 | 2019-12-31 | Chain length adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922469294.3U CN211491345U (en) | 2019-12-31 | 2019-12-31 | Chain length adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211491345U true CN211491345U (en) | 2020-09-15 |
Family
ID=72397120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922469294.3U Expired - Fee Related CN211491345U (en) | 2019-12-31 | 2019-12-31 | Chain length adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211491345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI752731B (en) * | 2020-11-18 | 2022-01-11 | 極點股份有限公司 | Chain tool for different speed chains |
-
2019
- 2019-12-31 CN CN201922469294.3U patent/CN211491345U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI752731B (en) * | 2020-11-18 | 2022-01-11 | 極點股份有限公司 | Chain tool for different speed chains |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200915 |