CN217889434U

CN217889434U - Chain maintenance device

Info

Publication number: CN217889434U
Application number: CN202222053568.2U
Authority: CN
Inventors: 鲁健
Original assignee: Shendong Coal Branch of China Shenhua Energy Co Ltd; Guoneng Shendong Coal Group Co Ltd
Current assignee: Shendong Coal Branch of China Shenhua Energy Co Ltd; Guoneng Shendong Coal Group Co Ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-25
Anticipated expiration: 2032-08-04

Abstract

The utility model provides a chain maintenance device, it includes: a connecting portion; the connecting part is provided with a connecting part and two clamping parts, the two clamping parts are arranged at intervals along the extending direction of the connecting part and are positioned on the same side of the connecting part, the clamping parts are provided with a hinge end and a clamping end which are arranged oppositely, the hinge end is hinged with the connecting part, the clamping end is used for being clamped with the chain, and the two clamping ends can be close to or far away from each other; the supporting part is positioned on one side of the connecting part, and the two clamping parts are movably arranged on the supporting part; the adjusting part is arranged between the supporting part and the connecting part, the adjusting part can adjust the distance between the connecting part and the supporting part, so that the connecting part moves towards the direction close to or away from the supporting part, and the adjusting part can drive the two clamping ends to be close to or away from each other through adjusting the distance between the relative supporting parts of the connecting part. Through the technical scheme that this application provided, can solve the poor problem of butt joint chain simple operation nature among the prior art.

Description

Chain maintenance device

Technical Field

The utility model relates to a chain maintenance technical field particularly, relates to a chain maintenance device.

Background

At present, most of equipment used for continuously digging a working face in China has a driving chain, such as a drilling box lifting mechanism of a bolting machine, a cable drum driving mechanism of a shuttle car, a scraper machine driving chain of a crusher, a crushing roller driving mechanism and the like. These drive chains are often broken during use, and when broken, the chains need to be connected. In the past, when a chain is continuously connected, in most cases, an iron wire is firstly used for binding two ends of a broken chain, and then a pin shaft is installed. The convenience of the operation of butting the chains by adopting the method is poor due to the limitation of the length and the tightness of the chains.

SUMMERY OF THE UTILITY MODEL

The utility model provides a chain maintenance device to solve the poor problem of butt joint chain simple operation nature among the prior art.

The utility model provides a chain maintenance device, it includes: a connecting portion; the connecting part is provided with a connecting part and two clamping parts, the two clamping parts are arranged at intervals along the extending direction of the connecting part and are positioned on the same side of the connecting part, the clamping parts are provided with a hinge end and a clamping end which are arranged oppositely, the hinge end is hinged with the connecting part, the clamping end is used for being clamped with the chain, and the two clamping ends can be close to or far away from each other; the supporting part is positioned on one side of the connecting part, and the two clamping parts are movably arranged on the supporting part; the adjusting part is arranged between the supporting part and the connecting part, the adjusting part can adjust the distance between the connecting part and the supporting part, so that the connecting part moves towards the direction close to or away from the supporting part, and the adjusting part can drive the two clamping ends to be close to or away from each other through adjusting the distance between the connecting part and the supporting part.

Furthermore, the connecting part is provided with an adjusting hole, one end of the adjusting part penetrates through the adjusting hole and is connected with the supporting part, the connecting part can slide along the axis direction relative to the adjusting part, the adjusting part is provided with an adjusting state and a locking state which are arranged relative to the connecting part, and when the adjusting part is in the adjusting state, the connecting part is close to or far away from the supporting part in the axis direction and slides; when the adjusting part is in the locking state, the position of the connecting part relative to the adjusting part is fixed.

Further, the adjusting part is provided with an external thread arranged along the axis direction, and the adjusting part is in threaded connection with the adjusting hole through the external thread.

Further, be provided with the mounting hole on the supporting part, the mounting hole runs through the supporting part setting along the extending direction of regulating part, and the regulating part includes: one end of the adjusting rod sequentially penetrates through the adjusting hole and the mounting hole; the limiting part is positioned on one side of the supporting part, which is far away from the connecting part, and is connected with the adjusting rod, and the limiting part is in limiting fit with the supporting part.

Furthermore, the limiting part is detachably connected with the adjusting rod.

Furthermore, the limiting part is a limiting nut, and the limiting nut is in threaded connection with the adjusting rod.

Further, connecting portion and supporting part parallel arrangement, regulating part and the perpendicular setting of connecting portion, two joint portions set up along the extending direction symmetry of regulating part.

Further, chain maintenance device still includes limit structure, and limit structure sets up on the supporting part, and limit structure restricts the swing angle of joint portion.

Furtherly, the supporting part has two spacing grooves that set up along the extending direction interval of supporting part, and the spacing groove runs through the supporting part setting along the extending direction of regulating part, and a joint portion is worn to be equipped with in every spacing inslot, and the spacing groove can carry on spacingly to the turned angle of joint portion.

Further, the one end of keeping away from another spacing groove of spacing groove extends to the terminal surface of supporting part and forms the notch, and chain maintenance device still includes backstop portion, and backstop portion detachably sets up in notch department, backstop portion and joint portion backstop cooperation.

Use the technical scheme of the utility model, the hinged end and the articulated setting of connecting portion of joint portion, through setting up the regulating part, can adjust the interval between connecting portion and the supporting part, and then adjust the interval between the joint end of two joint portions. When specifically maintaining chain breakage, make two joint ends respectively with two chain breakage joint settings, guarantee that the interval between supporting part and the chain is unchangeable, through the interval between regulating part adjustment connecting portion and the supporting part, make connecting portion keep away from the supporting part, because joint end is articulated with connecting portion, consequently, keep away from the in-process of supporting part at connecting portion, two joint ends are close to gradually, can be in the same place through the round pin hub connection until two chain breakage. Compare with the mode of binding two chain sections through the iron wire among the traditional technical scheme, the device that this scheme provided is comparatively laborsaving, and the simple operation nature is strong and consume time less.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows the structure schematic diagram of the chain maintenance device provided by the present invention.

Wherein the figures include the following reference numerals:

10. a connecting portion; 11. an adjustment hole;

20. a clamping part;

30. a support portion; 31. mounting holes; 32. a limiting groove; 33. a stopper portion;

40. an adjustment section; 41. adjusting a rod; 42. a limiting part; 43. an auxiliary lever;

1. and a chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, an embodiment of the present invention provides a chain maintenance device, which includes a connecting portion 10, two clamping portions 20, a supporting portion 30, and an adjusting portion 40. Wherein, two joint portions 20 set up along the extending direction interval of connecting portion 10, and two joint portions 20 all lie in same one side of connecting portion 10, and joint portion 20 has the hinged end and the joint end of relative setting, and the hinged end sets up with connecting portion 10 is articulated, and the joint end is used for setting up with 1 joint of chain, and two joint ends can be close to each other or keep away from. The supporting portion 30 is located at one side of the connecting portion 10, and both the clamping portions 20 are movably disposed on the supporting portion 30. The adjusting portion 40 is disposed between the supporting portion 30 and the connecting portion 10, the adjusting portion 40 can adjust the distance between the connecting portion 10 and the supporting portion 30, so that the connecting portion 10 moves toward the direction close to or away from the supporting portion 30, and the adjusting portion 40 can drive the two clamping ends to be close to or away from each other by adjusting the distance between the connecting portion 10 and the supporting portion 30.

Use the technical scheme of the utility model, the hinged end of joint portion 20 sets up with connecting portion 10 is articulated, through setting up regulating part 40, can adjust the interval between connecting portion 10 and the supporting part 30, and then adjusts the interval between the joint end of two joint portions 20. When specifically maintaining chain rupture, make two joint ends set up with two chain rupture joint respectively, guarantee that the interval between supporting part 30 and the chain is unchangeable, through the interval between 40 adjustment connecting portion 10 of regulating part and the supporting part 30, make connecting portion 10 keep away from supporting part 30, because joint end is articulated with connecting portion 10, consequently, keep away from the in-process of supporting part 30 at connecting portion 10, two joint ends are close to gradually, can be in the same place through the round pin hub connection until two chain rupture. Compare with the mode that binds two chain scissions through the iron wire among the traditional technical scheme, the device that this scheme provided is comparatively laborsaving, and the simple operation nature is strong and it is less to consume time. Moreover, the scheme has simple structure and lower cost.

Further, the connecting portion 10 has an adjusting hole 11, one end of the adjusting portion 40 passes through the adjusting hole 11 and is connected with the supporting portion 30, the connecting portion 10 is slidable in the axial direction relative to the adjusting portion 40, the adjusting portion 40 has an adjusting state and a locking state set relative to the connecting portion 10, and when the adjusting portion 40 is in the adjusting state, the connecting portion 10 slides in the axial direction toward or away from the supporting portion 30; when the adjustment part 40 is in the locked state, the position of the connection part 10 relative to the adjustment part 40 is fixed. With such an arrangement, the adjustment portion 40 can be operated conveniently, and the structural compactness of the device can be ensured. And, above-mentioned setting can adjust the interval between two joint ends, and then can make two joint ends carry out the joint to the two chain of cutting of different laxities and different intervals, has guaranteed the adaptability of this device.

Specifically, the adjustment portion 40 has an external thread provided in the axial direction, and the adjustment portion 40 is screwed with the adjustment hole 11 through the external thread. The device is simple and labor-saving to operate. The adjusting portion 40 is in threaded connection with the adjusting hole 11, so that the adjusting portion 40 has a self-locking function, and a fixing structure is not required to be additionally arranged to ensure that the adjusting portion 40 is in a locking state.

Further, the supporting portion 30 is provided with a mounting hole 31, the mounting hole 31 is disposed through the supporting portion 30 along an extending direction of the adjusting portion 40, and the adjusting portion 40 includes an adjusting rod 41 and a limiting portion 42. One end of the adjusting rod 41 sequentially penetrates through the adjusting hole 11 and the mounting hole 31; the limiting part 42 is located on one side of the supporting part 30 far away from the connecting part 10 and connected with the adjusting rod 41, and the limiting part 42 is in limiting fit with the supporting part 30. Due to the arrangement, the adjusting rod 41 and the supporting part 30 are prevented from being separated while the adjusting rod 41 and the supporting part 30 can rotate relatively, and the storage convenience of the device is guaranteed. In this embodiment, the adjusting portion 40 further includes an auxiliary rod 43, the circumferential surface of the one end of the adjusting rod 41 far away from the limiting portion 42 is provided with an assembly hole, one end of the auxiliary rod 43 is arranged in the assembly hole in a penetrating manner, an included angle is formed between the auxiliary rod 43 and the adjusting rod 41, and therefore the convenience in rotation of the adjusting rod 41 can be improved.

Further, the limiting portion 42 is detachably connected to the adjustment lever 41. So set up, can promote the convenience to this device assembly.

Specifically, the limiting portion 42 is a limiting nut, and the limiting nut is in threaded connection with the adjusting rod 41. The limiting nut is simple in structure and convenient to assemble. The limiting part 42 may also be connected to the adjusting lever 41 by a fastener or by a snap-fit connection.

Specifically, the connecting portion 10 and the supporting portion 30 are disposed in parallel, the adjusting portion 40 is disposed perpendicular to the connecting portion 10, and the two clamping portions 20 are disposed symmetrically along the extending direction of the adjusting portion 40. In this embodiment, the connecting portion 10 and the supporting portion 30 are both rod-shaped structures, and the length of the supporting portion 30 is greater than that of the connecting portion 10, so that the two clamping ends can be ensured to be synchronously close to or far away from each other, and the smoothness of splicing the two cutting chains can be ensured.

Further, chain maintenance device still includes limit structure, and limit structure sets up on supporting part 30, and limit structure restriction joint portion 20's swing angle. The setting of limit structure can guarantee that the swing angle of joint portion 20 is at certain within range, and then can reduce or avoid two joint end distances too far away or too near and lead to the inconvenient condition of operation, guarantees the smooth and easy nature to two continuous connections of disconnected chain.

Specifically, the supporting portion 30 has two limiting grooves 32 that set up along the extending direction interval of supporting portion 30, and limiting groove 32 runs through the supporting portion 30 setting along the extending direction of regulating part 40, wears to be equipped with a joint portion 20 in every limiting groove 32, and limiting groove 32 can carry on spacingly to the turned angle of joint portion 20. The limiting groove 32 is simple in structure and convenient for processing the supporting part 30.

Further, the end of the limiting groove 32 far from the other limiting groove 32 extends to the end surface of the supporting portion 30 and forms a notch, the chain maintenance device further comprises a stopping portion 33, the stopping portion 33 is detachably arranged at the notch, and the stopping portion 33 is matched with the clamping portion 20 in a stopping manner. In this embodiment, the stopping portion 33 is a screw, and the stopping portion 33 is screwed with the supporting portion 30 to close the slot. When assembling this device, wear to establish to spacing inslot 32 with joint portion 20 by the notch, later with screw and the 30 threaded connection of supporting part and to the notch shutoff can. Above-mentioned setting, its simple structure, and the convenience of assembly is strong.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A chain maintenance device, characterized in that the chain maintenance device comprises:

a connecting portion (10);

the connecting part (10) comprises two clamping parts (20), the two clamping parts (20) are arranged at intervals along the extending direction of the connecting part (10), the two clamping parts (20) are located on the same side of the connecting part (10), each clamping part (20) is provided with a hinge end and a clamping end which are arranged oppositely, the hinge ends are hinged to the connecting part (10), the clamping ends are used for being clamped with the chain (1), and the two clamping ends can be close to or far away from each other;

the supporting part (30) is positioned on one side of the connecting part (10), and the two clamping parts (20) are movably arranged on the supporting part (30);

the adjusting portion (40) is arranged between the supporting portion (30) and the connecting portion (10), the adjusting portion (40) can adjust the distance between the connecting portion (10) and the supporting portion (30) so that the connecting portion (10) moves towards the direction close to or far away from the supporting portion (30), and the adjusting portion (40) can drive the two clamping ends to be close to or far away from each other by adjusting the distance between the connecting portion (10) and the supporting portion (30).

2. Chain servicing device according to claim 1, characterized in that the connecting part (10) has an adjustment hole (11), that one end of the adjustment part (40) passes through the adjustment hole (11) and is connected with the support part (30), that the connecting part (10) is slidable in axial direction relative to the adjustment part (40), that the adjustment part (40) has an adjustment state and a locking state arranged relative to the connecting part (10), that the connecting part (10) slides closer to or further from the support part (30) in the axial direction when the adjustment part (40) is in the adjustment state; when the adjustment portion (40) is in the locked state, the position of the connection portion (10) relative to the adjustment portion (40) is fixed.

3. Chain servicing device according to claim 2, characterized in that the adjustment part (40) has an external thread arranged in the axial direction, through which the adjustment part (40) is screwed with the adjustment hole (11).

4. Chain servicing device according to claim 2, characterized in that a mounting hole (31) is provided on the support part (30), which mounting hole (31) is provided through the support part (30) in the extension direction of the adjustment part (40), which adjustment part (40) comprises:

one end of the adjusting rod (41) penetrates through the adjusting hole (11) and the mounting hole (31) in sequence;

the limiting part (42) is positioned on one side, far away from the connecting part (10), of the supporting part (30) and connected with the adjusting rod (41), and the limiting part (42) is in limiting fit with the supporting part (30).

5. Chain servicing device according to claim 4, characterized in that the limiting part (42) is detachably connected with the adjusting rod (41).

6. Chain servicing device according to claim 5, characterized in that the limiting part (42) is a limiting nut which is in threaded connection with the adjusting rod (41).

7. Chain servicing device according to claim 1, characterized in that the connecting portion (10) and the support portion (30) are arranged in parallel, the adjusting portion (40) is arranged perpendicular to the connecting portion (10), and the two snap-in portions (20) are arranged symmetrically in the extension direction of the adjusting portion (40).

8. The chain maintenance device according to claim 1, further comprising a limit structure provided on the support portion (30) that limits a swing angle of the catching portion (20).

9. The chain maintenance device according to claim 8, wherein the support portion (30) has two spacing grooves (32) spaced apart from each other along the extending direction of the support portion (30), the spacing grooves (32) are disposed through the support portion (30) along the extending direction of the adjusting portion (40), one of the engaging portions (20) is inserted into each of the spacing grooves (32), and the spacing grooves (32) are capable of limiting the rotation angle of the engaging portions (20).

10. The chain maintenance device according to claim 9, wherein one end of the limiting groove (32) away from the other limiting groove (32) extends to the end surface of the supporting portion (30) and forms a notch, the chain maintenance device further comprises a stopping portion (33), the stopping portion (33) is detachably disposed at the notch, and the stopping portion (33) is in stopping fit with the clamping portion (20).