CN219169630U

CN219169630U - Wire tightening device

Info

Publication number: CN219169630U
Application number: CN202320200938.2U
Authority: CN
Inventors: 李路阳; 辛凯
Original assignee: CRRC Datong Co Ltd
Current assignee: CRRC Datong Co Ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-06-13
Anticipated expiration: 2033-02-09

Abstract

The application provides a wire tightening device, which comprises a handle, a connecting part and a tightening part. The handle is cylindrical; the connecting part is fixedly connected to the side wall of the handle and is T-shaped with the handle. The tightening part comprises a tightening block and a tightening cylinder, the tightening cylinder is communicated up and down, the upper end face of the tightening cylinder is provided with a first notch and a second notch, the central connecting line of the first notch and the second notch is parallel to the diameter of the upper end face, the tightening block is fixed on the first notch and the second notch and divides the tightening cylinder into a first area and a second area, the tightening block is provided with a distance from the inner wall of the tightening cylinder in the direction perpendicular to the central connecting line of the first notch and the second notch, and the tightening block is fixedly connected to the connecting part and is in a T shape with the connecting part. The wires are twisted with each other after passing through the first area and the second area from the lower end face of the twisting barrel respectively. By adopting the structure, the tightening and anti-loosening degree can be improved, the working efficiency is improved, and the working strength is reduced.

Description

Wire tightening device

Technical Field

The application relates to the technical field of fixing of metal wires, in particular to a metal wire tightening device.

Background

According to the requirements of overhaul contents in the overhaul regulations of electric locomotives such as SS4G, SS E and the like, the traction parts under the locomotives and the parts of the bogie are disassembled for flaw detection and overhaul, and when the parts are restored to be installed after the overhaul, the bolts are required to be updated and fixed for looseness prevention, so that the looseness prevention metal wires are required to be installed. Taking the traction crank arm seat bolt as an example, when a workshop fitter installs the anti-loosening iron wire for the crank arm seat fixing bolt, due to the fact that the existing tool is equipped, only the wire pliers can be used, the anti-loosening iron wire can be twisted tightly by the aid of the force of two hands, time and labor are wasted, and the fastening state and the attractive degree of the iron wire cannot be guaranteed.

Disclosure of Invention

A primary object of the present application is to overcome at least one of the above-mentioned drawbacks of the prior art, and to provide a wire tightening device which is labor-saving and efficient and has a greatly improved anti-loosening effect and aesthetic appearance.

In order to achieve the above purpose, the present application adopts the following technical scheme:

according to one aspect of the present application, there is provided a wire twisting device including a handle, a connecting portion, and a twisting portion. The handle is cylindrical. The connecting part is fixedly connected to the side wall of the handle and is T-shaped with the handle. The tightening part comprises a tightening block and a tightening cylinder, the tightening cylinder penetrates up and down, a first notch and a second notch are formed in the upper end face of the tightening cylinder, the central connecting line of the first notch and the second notch is parallel to the diameter of the upper end face, the tightening block is fixed to the first notch and the second notch and divides the tightening cylinder into a first area and a second area, in the direction perpendicular to the central connecting line of the first notch and the second notch, the tightening block is provided with a distance from the inner wall of the tightening cylinder, and the tightening block is fixedly connected to the connecting part and is in a T shape with the connecting part. The metal wires respectively pass through the first area and the second area from the lower end face of the tightening cylinder and then are mutually tightened.

According to one embodiment of the present application, the tightening block is a cylinder, the first notch and the second notch are rectangular or "U" shaped, and the cylinder is fixed to the first notch and the second notch.

According to one embodiment of the present application, the tightening block is a long bar, the first notch and the second notch are rectangular, and the long bar is fixed on the first notch and the second notch.

According to one embodiment of the present application, the length of the tightening block is the same as the diameter of the outer wall of the tightening cylinder, the tightening block has a first end fixed with the first notch and a second end fixed with the second notch, and the first end and the second end are in circular arc transition with the outer wall of the tightening cylinder.

According to one embodiment of the present application, a central connecting line of the first notch and the second notch and a diameter of the upper end face are located on the same straight line.

According to one embodiment of the present application, the shape of the connecting portion is a cylinder, and the axial-to-radial ratio of the cylinder is 5:1 to 15: 1.

According to one embodiment of the present application, the axial-to-radial ratio of the cylinder is 10:1.

according to one embodiment of the present application, the diameter of the handle is greater than the diameter of the connection portion and less than the diameter of the tightening cylinder.

According to one embodiment of the present application, the handle is parallel or perpendicular to the tightening block.

According to one embodiment of the present application, the connection portion and the handle, and the tightening block and the connection portion, and the tightening block and the tightening cylinder are all fixed by welding.

According to the technical scheme, the metal wire tightening device provided by the application has the advantages and positive effects that:

the wire tightening device comprises a handle, a connecting part and a tightening part. The handle is cylindrical; the force of the staff is easy to tighten the wire. The connecting part is fixedly connected to the side wall of the handle and is T-shaped with the handle. The connecting part can be driven to rotate by rotating the handle. The tightening part comprises a tightening block and a tightening cylinder, the tightening cylinder is vertically communicated, the upper end face of the tightening cylinder is provided with a first notch and a second notch, the central connecting line of the first notch and the second notch is parallel to the diameter of the upper end face, the tightening block is fixed on the first notch and the second notch and divides the tightening cylinder into a first area and a second area, the tightening block is provided with a distance from the inner wall of the tightening cylinder in the direction perpendicular to the central connecting line of the first notch and the second notch, and the arrangement of the tightening block can enable wires needing tightening to be separately placed in the first area and the second area, so that the tightening is convenient, and the appearance is attractive after tightening. The tightening block is fixedly connected to the connecting part and forms a T shape with the connecting part. The tightening block can rotate through the rotation of the connecting part, so that the rotary tightening of the metal wire is realized. The wires are twisted with each other after passing through the first area and the second area from the lower end face of the twisting barrel respectively.

When the wire twisting device is used, two ends of the wire to be twisted only need to penetrate into the first area and the second area of the twisting device, and the wire is twisted in a rotating mode. The T-shaped handle of the tightening device has better force than the common tool, the attractive degree of the tightening iron wire is greatly improved, and the tightening and anti-loosening effects are also greatly improved.

Drawings

Various objects, features and advantages of the present application will become more apparent from the following detailed description of the preferred embodiments of the application, when taken in conjunction with the accompanying drawings. The drawings are merely exemplary illustrations of the present application and are not necessarily drawn to scale. In the drawings, like reference numerals refer to the same or similar parts throughout. Wherein:

fig. 1 is a schematic structural view of a wire tightening device of the present application.

The reference numerals are explained as follows:

1. a handle;

2. a connection part;

3. a tightening part;

301. tightening the block;

302. the drum is tightened.

Detailed Description

Exemplary embodiments that exhibit the features and advantages of the present application are described in detail in the following description. It will be understood that the present application is capable of various modifications in the various embodiments, none of which depart from the scope of the present application, and that the description and drawings are intended to be illustrative in nature and not to be limiting of the present application.

In the following description of various exemplary embodiments of the present application, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various exemplary structures, systems, and steps in which aspects of the present application may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized and structural and functional modifications may be made without departing from the scope of the present application.

As shown in fig. 1, the wire tightening device proposed in the present application includes a handle 1, a connecting portion 2, and a tightening portion 3. The handle 1 is cylindrical. The connecting part 2 is fixedly connected to the side wall of the handle 1 and is in a T shape with the handle 1. The tightening part 3 comprises a tightening block 301 and a tightening cylinder 302, the tightening cylinder 302 penetrates up and down, the upper end face of the tightening cylinder 302 is provided with a first notch and a second notch, the central connecting line of the first notch and the second notch is parallel to the diameter of the upper end face, the tightening block 301 is fixed on the first notch and the second notch, the tightening cylinder 302 is divided into a first area and a second area, and in the direction perpendicular to the central connecting line of the first notch and the second notch, the tightening block 301 is separated from the inner wall of the tightening cylinder 302, and the tightening block 301 is fixedly connected to the connecting part 2 and forms a T shape with the connecting part 2. The wires are twisted with each other after passing through the first region and the second region from the lower end surface of the twisting cylinder 302, respectively.

The wire tightening device can easily finish tightening and binding operation of various wires, and when the wire tightening device is used, only two ends of the wire to be tightened are required to penetrate into a first area and a second area of the tightening device, and the wire is tightened in a rotating mode. The T-shaped handle of the tightening device has better force than the common tool, the tightening force is insufficient, other stress application tools can be sleeved on the T-shaped handle, the attractive degree after the metal wire is tightened is greatly improved, and the tightening and anti-loosening effects are also greatly improved. The device is convenient and light, is easy to carry, and greatly reduces the labor workload of operators.

The wire tightening device is made of steel pipes for overhauling and reforming the locomotive in a factory, and the manufacturing cost of the device is greatly saved. The metal wire is an iron wire. For example, the handle 1 is made of phi 20 steel pipe, the tightening cylinder 302 is made of phi 26 steel pipe, and the connecting part is made of M10 x 100 bolts. The phi 20 steel pipe is sawed to 140mm, the phi 26 steel pipe is sawed to 17mm, and the phi 20 steel pipe and the M10×100 bolt are welded into a T shape, so that the handle 1 and the connecting part 2 are fixed. And then welding the other end of the M10 multiplied by 100 bolt and a 20mm phi 6 round steel (a tightening block) at the center position of 90 degrees vertically, punching a phi 6 hole in the middle of the pipe wall of the phi 26 steel pipe, sawing the hole and the upper surface of the phi 26 steel pipe into through grooves by using a saw bow, putting the welded phi 6 steel into the through grooves of the phi 26 steel pipe for welding, and polishing the part of the phi 6 steel protruding out of the phi 26 steel pipe by using a grinder. The device is applied under the conditions of wire looseness prevention, part bundling and the like when the fastener is mechanically assembled, is quite common in the assembly of parts of a daily locomotive, and plays a role in saving labor, quickly and efficiently tightening the wire.

In this embodiment, the tightening block 301 is a cylinder, and the first notch and the second notch are rectangular, and the cylinder is fixed to the first notch and the second notch. In other embodiments, the first notch and the second notch may also be "U" shaped. Through adopting the cylinder and designing first breach and second breach to be rectangle or "U" type, can make the convenience of drawing materials, and fixed firm for wire tightener is more firm, and the reliability is high and longe-lived.

In this embodiment, the central connecting line of the first notch and the second notch is located on the same straight line with the diameter of the upper end face. Thus, the central connecting line of the first notch and the second notch divides the tightening cylinder into two semicircular areas, and thicker and more wires can be tightened.

In the present embodiment, the connecting portion 2 is cylindrical in shape, and the axial-to-radial ratio of the cylindrical shape is 5:1 to 15: 1. For example, the connecting part can adopt bolts, the limit of the shaft-to-diameter ratio can ensure the rigidity of the connecting part, and the connecting part can stably and firmly drive the tightening part to rotate so as to tighten the metal wire in the tightening process of the metal wire.

In this embodiment, the ratio of the axial diameters of the cylinders is 10:1. therefore, under the conditions of saving materials and saving cost, the connecting part can stably and firmly drive the tightening part to rotate in the wire tightening process, and the wire is tightened.

In this embodiment, the diameter of the handle 1 is larger than the diameter of the connecting portion 2 and smaller than the diameter of the tightening cylinder 302. The design can save labor and is easy to operate.

In the embodiment, the handle 1 is parallel to the tightening block 301, so that the handle is easy to process, store and occupy a small area; in other embodiments, the handle 1 is perpendicular to the tightening block 301. The wire can be twisted by driving the twisting block to rotate by rotating the handle.

In further embodiments, the tightening block 301 is a rectangular block, where a rectangular block refers to a block that is rectangular in cross-section, which may be square or rectangular. The first notch and the second notch are rectangular, and the strip block is fixed in the first notch and the second notch. The long strip block and the rectangular notch can be tightly fixed, so that the fixing effect is improved, and the firmness of the metal wire tightening device is improved.

In the above embodiment, the length of the tightening block 301 is the same as the diameter of the outer wall of the tightening cylinder 302, and the tightening block 301 has a first end fixed to the first notch and a second end fixed to the second notch, the first end and the second end being in circular arc transition with the outer wall of the tightening cylinder 302. The design of arc transition can realize not fragile operator's both hands.

In the above embodiment, the connection part 2 and the handle 1, the tightening block 301 and the connection part 2, and the tightening block 301 and the tightening cylinder 302 are all fixed by welding. The welding mode is fixed, so that the integral rigidity of the device can be realized, the device is not easy to break, and the service life is long.

It should be noted herein that the wire-tying devices shown in the drawings and described in this specification are only a few examples of the wide variety of wire-tying devices that can employ the principles of the present application. It should be clearly understood that the principles of the present application are in no way limited to any details or any components of the wire tensioning device shown in the drawings or described in this specification.

The foregoing is a detailed description of several exemplary embodiments of the wire twisting device presented herein, and the use of the wire twisting device presented herein will be described in detail.

With reference to fig. 1, the use process of the wire tightening device provided by the application is as follows: the metal wires respectively pass through the first area and the second area of the tightening cylinder from the lower end of the tightening cylinder, the handle is rotated, and at the moment, the handle drives the tightening block to rotate through the connecting part, so that the tightening cylinder rotates, and the two metal wires are mutually tightened.

Through the use of the wire tightening device, the wire tightening device can be obtained, and the wire tightening device has the advantages of simple structure and convenient operation, and greatly reduces the labor workload of operators. Compared with the traditional iron wire tightening method, the device has the advantages that the attractiveness of the iron wire tightening is greatly improved, and the tightening and anti-loosening effects are also greatly improved. And the working efficiency is greatly improved, and meanwhile, the labor cost is saved.

In summary, the wire tightening device provided by the present application includes a handle, a connecting portion, and a tightening portion. The handle is cylindrical; the force of the staff is easy to tighten the metal wire, and other force-borrowing tools can be additionally arranged on the handle. The connecting part is fixedly connected to the side wall of the handle and is T-shaped with the handle. The connecting part can be driven to rotate by rotating the handle. The tightening part comprises a tightening block and a tightening cylinder, the tightening cylinder is vertically communicated, the upper end face of the tightening cylinder is provided with a first notch and a second notch, the central connecting line of the first notch and the second notch is parallel to the diameter of the upper end face, the tightening block is fixed on the first notch and the second notch and divides the tightening cylinder into a first area and a second area, the tightening block is provided with a distance from the inner wall of the tightening cylinder in the direction perpendicular to the central connecting line of the first notch and the second notch, and the arrangement of the tightening block can enable wires needing tightening to be separately placed in the first area and the second area, so that the tightening is convenient, and the appearance is attractive after tightening. The tightening block is fixedly connected to the connecting part and forms a T shape with the connecting part. The tightening block can rotate through the rotation of the connecting part, so that the rotary tightening of the metal wire is realized. The wires are twisted with each other after passing through the first area and the second area from the lower end face of the twisting barrel respectively. When in use, only two ends of the metal wire to be twisted are required to penetrate into the first area and the second area of the twisting device, and the metal wire is twisted in a rotating way. The T-shaped handle of the tightening device has better force than a common tool, the attractive degree of the tightening device after tightening the metal wire is greatly improved, the tightening and anti-loosening effects are also greatly improved, the working efficiency is improved, and the cost is saved.

Exemplary embodiments of wire tensioning devices as set forth herein are described and/or illustrated in detail above. Embodiments of the present application are not limited to the specific embodiments described herein, but rather, components and/or steps of each embodiment may be utilized independently and separately from other components and/or steps described herein. Each component and/or each step of one embodiment may also be used in combination with other components and/or steps of other embodiments. When introducing elements/components/etc. that are described and/or illustrated herein, the terms "a," "an," and "the" are intended to mean that there are one or more of the elements/components/etc. The terms "comprising," "including," and "having" are intended to be inclusive and mean that there may be additional elements/components/etc., in addition to the listed elements/components/etc.

In the examples, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, unless expressly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the terms in the embodiments can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the embodiments, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the utility model and to simplify the description, and do not indicate or imply that the devices or units referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments.

The embodiments of the present application are not limited to the specific embodiments described herein, but rather, components of each embodiment may be utilized independently and separately from other components described herein. Each component of one embodiment may also be used in combination with other components of other embodiments. In the description of the present specification, the terms "one embodiment," "some embodiments," "other embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an application embodiment. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While the wire tensioning device has been described in terms of various specific embodiments, those skilled in the art will recognize that the application can be practiced with modification within the spirit and scope of the claims.

Claims

1. A wire cinching apparatus, characterized by: the wire tightening device includes:

a handle in a cylindrical shape;

the connecting part is fixedly connected to the side wall of the handle and is in a T shape with the handle;

the tightening part comprises a tightening block and a tightening cylinder, the tightening cylinder is vertically penetrated, a first notch and a second notch are formed in the upper end face of the tightening cylinder, the central connecting line of the first notch and the second notch is parallel to the diameter of the upper end face, the tightening block is fixed on the first notch and the second notch and divides the tightening cylinder into a first area and a second area, and in the direction perpendicular to the central connecting line of the first notch and the second notch, the tightening block is separated from the inner wall of the tightening cylinder, and is fixedly connected to the connecting part and forms a T shape with the connecting part;

the metal wires respectively pass through the first area and the second area from the lower end face of the tightening cylinder and then are mutually tightened.

2. The wire tightening device according to claim 1, wherein: the tightening block is a cylinder, the first notch and the second notch are rectangular or U-shaped, and the cylinder is fixed on the first notch and the second notch.

3. The wire tightening device according to claim 1, wherein: the tightening block is a strip block, the first notch and the second notch are rectangular, and the strip block is fixed on the first notch and the second notch.

4. The wire tightening device according to claim 1, wherein: the length of the tightening block is the same as the diameter of the outer wall of the tightening cylinder, the tightening block is provided with a first end part fixed with the first notch and a second end part fixed with the second notch, and the first end part and the second end part are in circular arc transition with the outer wall of the tightening cylinder.

5. The wire tightening device according to claim 1, wherein: the central connecting line of the first notch and the second notch and the diameter of the upper end face are positioned on the same straight line.

6. The wire tightening device according to claim 1, wherein: the shape of the connecting part is cylindrical, and the axial-radial ratio of the cylindrical shape is 5:1 to 15: 1.

7. The wire tightening device of claim 6, wherein: the shaft diameter ratio of the cylinder is 10:1.

8. the wire tightening device of claim 6, wherein: the diameter of the handle is larger than that of the connecting part and smaller than that of the tightening cylinder.

9. The wire tightening device according to claim 1, wherein: the handle is parallel or perpendicular to the tightening block.

10. A wire tightening device according to any one of claims 1 to 9, wherein: the connecting part and the handle, the tightening block and the connecting part, and the tightening block and the tightening cylinder are fixed in a welding mode.