CN221023352U - Simple and convenient assembly type support wire clamp - Google Patents

Abstract

The utility model discloses a simple assembly type support wire clamp which comprises a metal sheath, a rubber gasket and a preformed armor rod, wherein the metal sheath comprises a sheath base and a sheath cover plate, a first connecting hole and a second connecting hole are respectively formed in corresponding positions on two sides of the sheath base and the sheath cover plate, the sheath base and the sheath cover plate are connected through the first connecting hole and the second connecting hole and are fixed to an external shoulder frame, and the rubber gasket and the preformed armor rod are sequentially installed on an external clue and then put into a clue channel of the metal sheath together. According to the utility model, the two sides of the sheath base and the sheath cover plate are provided with the connecting holes at the two sides in the axial direction of the metal sheath, the whole sheath base and the sheath cover plate can be connected and fixed on the shoulder frame through the two bolts, meanwhile, the bolts can not prevent the installation of threads and preformed armor rods, the assembly is simple and convenient, the number of parts of the supporting wire clamp is reduced, the probability of accidents is reduced, and the production cost is saved.

Description

Simple and convenient assembly type support wire clamp

Technical Field

The utility model relates to the technical field of matched appliances for power lines, in particular to a simple and convenient assembly type support wire clamp.

Background

Along with the high-speed development of electrified railways in China, the preformed armor clamp for supporting and fixing additional wires in a contact net system is more and more widely applied, and particularly under the condition of low clearance in a tunnel, the preformed armor clamp is often used for supporting and fixing the wires for saving space, or the preformed armor clamp is also often used for supporting and fixing the wires on an overhead ground wire or a lightning conductor of an heightened shoulder frame outside the tunnel.

However, the original preformed support wire clamp is formed by connecting and fixing the wire clamp base and the shoulder frame/steel plate through 4 bolts, and then connecting and fixing the wire clamp lower base and the wire clamp upper cover plate through 1, 2 or 4 bolts, wherein 5 or more bolts are needed for integral fixing. The more bolts are used, the greater the probability of an accident due to the risk of occurrence during the operation of the line. Meanwhile, because of the large number of parts, the installation is inconvenient, and the construction difficulty is increased.

Disclosure of utility model

The utility model aims to overcome the defects in the prior art and provides a simple assembly type support wire clamp.

In order to solve the problems, the utility model adopts the following technical scheme:

The utility model provides a simple and convenient assembly formula support fastener, this fastener includes metal sheath, rubber liner and preformed armor rods, metal sheath includes sheath base and sheath apron, first connecting hole and second connecting hole are seted up respectively to the both sides of sheath base and sheath apron correspond the position, and sheath base and sheath apron are connected and are fixed to outside shoulder frame through the connecting hole.

Further, threads are arranged in the first connecting holes on two sides of the sheath base.

Further, the sheath base and the sheath cover plate are assembled to form the metal sheath with the thread channel.

Further, the rubber gasket and the pre-twisted wire are sequentially mounted on an external thread and then put together into the thread passage of the metal sheath, and the shape of the rubber gasket is matched with the shape outline of the thread passage of the metal sheath.

Furthermore, the rubber gasket is formed by combining two symmetrical pieces, a through hole matched with the thread is formed in the inner side of the rubber gasket, the thread is penetrated in the through hole, and the preformed armor rods are wound outside the rubber gasket.

Further, the sheath base is fixedly connected with the shoulder frame through the threaded first connecting holes on two sides of the sheath base in a rotating mode, and the bolt penetrates through the second connecting holes of the sheath cover plate and is screwed into the nut to achieve connection between the sheath base and the sheath cover plate.

Further, a backstop bolt is arranged on the bolt.

Based on the technical scheme, the following technical effects can be produced:

1. According to the simple assembly type support wire clamp, the connecting holes are formed in the two sides of the sheath base and the two sides of the sheath cover plate, the connecting holes are formed in the two axial sides of the metal sheath, the whole metal sheath can be installed on the shoulder frame through the two bolts, assembly is simple, meanwhile, the bolts cannot influence installation of a thread and a preformed armor rod, and installation is more convenient;

2. The utility model simplifies the supporting wire clamp, reduces the number of parts of the supporting wire clamp, reduces the probability of accidents and saves the production cost.

Drawings

FIG. 1 is a schematic view of the installation effect of the present utility model;

FIG. 2 is a schematic view of a jacket base of the present utility model;

FIG. 3 is a schematic view of a boot cover plate of the present utility model;

FIG. 4 is a schematic view of the rubber gasket structure of the present utility model.

In the figure, a 1-metal sheath, a 2-rubber gasket, a 3-sheath base, a 3.1-first connecting hole, a 4-sheath cover plate, a 4.1-second connecting hole, a 5-thread, a 6-preformed armor rod, a 7-shoulder frame and an 8-bolt.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a simple assembly type support wire clamp comprises a metal sheath 1, a rubber gasket 2 and a preformed armor rod 6, wherein the metal sheath 1 comprises a sheath base 3 and a sheath cover plate 4, a first connecting hole 3.1 and a second connecting hole 4.1 are respectively formed in corresponding positions on two sides of the sheath base 3 and the sheath cover plate 4, and the sheath base 3 and the sheath cover plate 4 are connected and fixed to an external shoulder frame through the first connecting hole 3.1 and the second connecting hole 4.1.

According to an embodiment of the utility model, threads are arranged in the connecting holes 3.1 on both sides of the sheath base 3, or nuts are embedded in the first connecting holes 3.1 of the sheath base 3.

According to one embodiment of the present utility model, the sheath base 3 and the sheath cover 4 are assembled to form the metal sheath 1 having the thread passage.

According to one embodiment of the present utility model, the rubber gasket 2 and the pre-twisted wire 6 are sequentially mounted on the external thread 5 and then put together into the thread passage of the metal sheath 1, and the shape of the rubber gasket 2 is matched with the profile of the thread passage of the metal sheath 1.

According to one embodiment of the utility model, the rubber gasket 2 is formed by combining two symmetrical pieces, the inner side of the rubber gasket 2 is provided with a through hole matched with the thread, the thread 5 is penetrated in the through hole, and the preformed armor rods 6 are wound on the outer side of the rubber gasket 2.

According to one embodiment of the utility model, the sheath base 3 is fixedly connected with the shoulder frame 7 by rotating through bolts 8 through the first connecting holes 3.1 with threads on two sides of the sheath base 3, and the bolts 8 pass through the second connecting holes 4.1 of the sheath cover plate 4 and are screwed into nuts to realize the connection of the sheath base 3 and the sheath cover plate 4.

According to one embodiment of the utility model, the bolt 8 is provided with a backstop bolt, or anti-loosening glue is smeared on the bolt 8.

The utility model provides a simple and convenient assembly type support wire clamp mounting method, which comprises the following steps:

Firstly, penetrating a bolt 8 into a steel plate hole of a shoulder frame 7, then, screwing the bolt into a first connecting hole 3.1 of a sheath base 3 of a metal sheath 1 with threads or embedded nuts until the bolt is screwed, and fixing the sheath base 3 on the steel plate of the shoulder frame 7; placing the external thread 5 into the through hole of the rubber gasket 2; winding the preformed armor rods 6 around the rubber mat 2 and the external cord 5; the thread 5 with the rubber gasket 2 and the preformed armor rods 6 is integrally put into the sheath base 3, and finally the second connecting hole 4.1 of the sheath cover plate 4 is aligned with the bolt 8 for fixing the sheath base 3, then the sheath cover plate is covered, and then the components such as nuts and the like are screwed down to fix the sheath cover plate 4. The utility model has simple and convenient structure assembly, and solves the problems of large number of bolts, long installation time, complex installation, high product cost and the like of the traditional support wire clamp.

The present utility model has been described in detail with reference to the drawings and the embodiments, but the present utility model is not limited to the embodiments described above, and various changes can be made within the scope of those skilled in the art without departing from the spirit of the present utility model. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (7)

1. The utility model provides a simple and convenient assembly formula support fastener, this fastener includes metal sheath (1), rubber liner (2) and preformed armor rods (6), its characterized in that, metal sheath (1) include sheath base (3) and sheath apron (4), first connecting hole (3.1) and second connecting hole (4.1) are seted up respectively to the both sides of sheath base (3) and sheath apron (4) corresponding position, and sheath base (3) and sheath apron (4) are connected and are fixed to on outside shoulder frame (7) through first connecting hole (3.1) and second connecting hole (4.1).

2. A simple assembly type support clip according to claim 1, characterized in that the first connecting holes (3.1) on both sides of the sheath base (3) are provided with threads.

3. A simple assembly type support clip according to claim 1, wherein the sheath base (3) and the sheath cover (4) are assembled to form a metal sheath (1) with a wire passage.

4. A simple assembly type support clip according to claim 3, characterized in that the rubber gasket (2) and the preformed armor rods (6) are mounted on the external wire (5) in sequence and then put together in the wire channel of the metal sheath (1), and the shape of the rubber gasket (2) matches the wire channel shape profile of the metal sheath (1).

5. The simple assembly type supporting wire clamp according to claim 4, wherein the rubber gasket (2) is formed by combining two symmetrical pieces, a through hole matched with the wire is formed in the inner side of the rubber gasket (2), the wire (5) is penetrated in the through hole, and the preformed armor rods (6) are wound on the outer side of the rubber gasket (2).

6. The simple assembly type support wire clamp according to claim 1, wherein the sheath base (3) is fixedly connected with the shoulder frame (7) through bolts (8) through threaded first connecting holes (3.1) on two sides of the sheath base, and the bolts (8) penetrate through second connecting holes (4.1) of the sheath cover plate (4) and are screwed into nuts to connect the sheath base (3) with the sheath cover plate (4).

7. A simple assembly type support clip according to claim 6, wherein the bolt (8) is provided with a retaining pin.