CN210246201U

CN210246201U - Cable testing bridge with dustproof function

Info

Publication number: CN210246201U
Application number: CN201921481098.1U
Authority: CN
Inventors: Lin Ma; 马林; Jun Ma; 马俊
Original assignee: Jiangsu Qianbo Electric Co Ltd
Current assignee: Jiangsu Qianbo Electric Co Ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-04-03
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a cable testing bridge with dustproof function relates to cable testing bridge technical field, including crane span structure body and apron, the crane span structure body includes integrated into one piece's left side board, right side board and bottom plate, seted up in left side board and the right side board, be provided with the elastic plate in the rolling groove, be provided with a plurality of springs between the upper wall of elastic plate and rolling groove, the apron is including apron body and two grafting portions, the through-hole has all been seted up to the left side end position of two grafting portions, the through-hole internal fixation is provided with rolling mechanism, rolling mechanism includes the dead lever, the upper portion of dead lever is provided with the cavity, the inside of cavity is provided with the spin, be provided with a plurality of ball between the bottom of spin and cavity, be provided with the locking portion of annular form between the lateral wall of cavity and the ball, the utility model discloses cable testing.

Description

Cable testing bridge with dustproof function

Technical Field

The utility model relates to a cable testing bridge technical field, in particular to cable testing bridge with dustproof function.

Background

The cable tray is a carrier for carrying cables, can enable the cables to reach a plurality of positions in a building, does not affect the appearance of the building, and has the functions of supporting the cables, protecting the cables and managing the cables. Cable testing bridge includes crane span structure body and apron, the apron of traditional cable testing bridge is through covering the upper end at the crane span structure body and through the fix with screw, there is the gap between this kind of fixed mode can make apron and the crane span structure body, lead to the dust to get into the inside of crane span structure body very easily, cause the cable to pollute, the condition that life reduces takes place, to above-mentioned condition, a well crane span structure has appeared again in the market, the apron is fixed with the crane span structure body through male mode, but this kind of mode apron is when inserting, there is very big friction between apron and the internal slot of crane span structure, the apron inserts comparatively difficultly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cable testing bridge with dustproof function for solve the technical problem that above-mentioned background art exists.

The technical scheme of the utility model is that the cable bridge frame with the dustproof function comprises a bridge frame body and a cover plate, wherein the bridge frame body comprises a left side plate, a right side plate and a bottom plate which are integrally formed, the horizontal corresponding positions of the opposite surfaces of the left side plate and the right side plate are provided with rolling grooves extending inwards, the inside of each rolling groove is provided with an elastic plate in the horizontal direction, a plurality of springs are arranged between the elastic plate and the upper wall of each rolling groove, the elastic plate is elastically connected with the upper wall of each rolling groove through the springs, the cover plate comprises a cover plate body and insertion parts extending outwards at the two ends of the cover plate body, the left end parts of the two insertion parts are provided with through holes in the vertical direction, a rolling mechanism is fixedly arranged in each through hole and comprises a fixed rod fixedly arranged in the through holes, and cavities are inwards arranged on the upper parts of the fixed rods from the surfaces, the improved rolling ball structure is characterized in that a rolling ball is arranged inside the cavity, a plurality of rolling balls are arranged between the rolling ball and the bottom of the cavity, an annular locking portion is arranged between the side wall of the cavity and the rolling balls, the locking portion and the contact portion of the rolling ball are in an inwards concave arc shape, the thickness of the insertion portion is the same as the distance from the elastic plate to the bottom surface of the rolling groove, and the rolling ball is partially leaked from the upper surface of the insertion portion.

Preferably, the outer end of the fixing rod is further provided with an annular reinforcing part, the height of the reinforcing part is lower than the height of the highest position of the rolling ball, and the reinforcing part leaks out of the upper surface of the insertion part.

Preferably, first threaded holes are formed in the upper surfaces of the left side plate and the right side plate, the first threaded holes penetrate through the elastic plate and are communicated with the rolling grooves, second threaded holes corresponding to the first threaded holes are formed in the two ends of the inserting portion, and the second threaded holes located at the left end of the inserting portion are formed in the right side of the through hole.

Preferably, the upper wall of the rolling groove is fixedly provided with an upper transition disc, the upper surface of the elastic plate is fixedly provided with a lower transition disc, and two ends of the spring are respectively welded and fixed with the upper transition disc and the lower transition disc.

Preferably, the bottom plate upwards extends from the upper surface has 4 groups of wrapping posts, and every group wrapping post all sets up with the left side board parallel.

Preferably, each wrapping post is provided with three annular grooves, and the annular grooves at corresponding positions on different wrapping posts are the same in height.

The utility model has the advantages as follows: a cable testing bridge with dustproof function, through inserting grafting portion in the slot rolling for can not have the clearance between apron body and the crane span structure body, the dust hardly enters into the inside of crane span structure body, has guaranteed the normal life of inside cable, is provided with rolling mechanism in grafting portion in addition, can reduce the frictional force of grafting portion when inserting the slot rolling through rolling mechanism, made things convenient for inserting of grafting portion, reduced the labour cost of producer.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the internal structure of the left side plate of the present invention;

fig. 3 is a schematic view of the internal structure of the rolling mechanism of the present invention;

fig. 4 is a schematic structural view of the wrapping post of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "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 used merely for convenience of description and for 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. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 to 4, the above technical objects of the present invention are achieved by a cable bridge having a dustproof function, including a bridge body 1 and a cover plate 2, where the bridge body 1 includes a left side plate 11, a right side plate 12 and a bottom plate 13, which are integrally formed, rolling grooves 111 extending inward are formed at horizontally corresponding positions of opposite surfaces of the left side plate 11 and the right side plate 12, an elastic plate 4 extending horizontally is disposed inside the rolling grooves 111, a plurality of springs 5 are disposed between the elastic plate 4 and an upper wall of the rolling grooves 111, the elastic plate 4 is elastically connected to the upper wall of the rolling grooves 111 through the springs 5, the cover plate 2 includes a cover plate body 21 and insertion parts 22 extending outward from both ends of the cover plate body 21, through holes extending vertically are formed at left end positions of the two insertion parts 22, a rolling mechanism 6 is fixedly disposed in the through holes, the rolling mechanism 6 comprises a fixed rod 61 fixedly arranged in the through hole, a cavity 62 is arranged on the upper portion of the fixed rod 61 from the surface inwards, a rolling ball 63 is arranged in the cavity 62, a plurality of rolling balls 64 are arranged between the rolling ball 63 and the bottom of the cavity 62, a locking portion 65 in an annular shape is arranged between the side wall of the cavity 62 and the rolling balls 64, the locking portion 65 and the rolling ball 63 are in a concave arc shape, the thickness of the insertion portion 22 is the same as the distance from the elastic plate 4 to the bottom surface of the rolling groove 111, and the rolling ball 63 is partially leaked out of the upper surface of the insertion portion 22. The utility model relates to a cable bridge with dustproof function, through inserting grafting portion 22 into slot rolling 111, make there will not be the clearance between apron body 21 and the bridge body 1, the dust is difficult to enter the inside of bridge body 1, the normal life of inside cable has been guaranteed, in addition be provided with rolling mechanism 6 on grafting portion 22, can reduce the frictional force of grafting portion 22 when inserting into slot rolling 111 through rolling mechanism 6, make things convenient for the insertion of grafting portion 22, the labour cost of producer has been reduced, specifically when grafting portion 22 inserts into slot rolling 111, because the thickness of grafting portion 22 is the same with the distance of elastic plate 4 to slot rolling 111 bottom surface, and the ball 63 part leaks out from the upper surface of grafting portion 22, therefore 63 can extrude elastic plate 4 and make elastic plate 4 expand, ball rolling 63 receives the frictional force on the horizontal direction in the grafting process, the rolling balls 63 roll, and the rolling friction is used instead of the conventional sliding friction, compared with the prior art, so that the cover plate body 21 is easier to insert,

preferably, the outer end of the fixing rod 61 is further provided with a ring-shaped reinforcing part 66, the height of the reinforcing part 66 is lower than the height of the highest position of the ball 63, the reinforcing part 66 leaks out of the upper surface of the socket 22, and the fixing rod 61 is prevented from bending and deforming due to the shearing force in the horizontal direction during the insertion process by the arranged reinforcing part 66, so that the normal insertion of the socket 22 can be ensured.

Preferably, first threaded holes 7 are formed in the upper surfaces of the left side plate 11 and the right side plate 12, the first threaded holes 7 penetrate through the elastic plate 4 and are communicated with the rolling groove 111, second threaded holes 8 corresponding to the first threaded holes 7 are formed in the two ends of the inserting portion 22, the second threaded holes 8 located at the left end of the inserting portion 22 are formed in the right side of the through holes, when the inserting portion 22 is inserted into the designated position in the rolling groove 111, the cover plate body 21 is fixed with the bridge body 1 through screws inserted into the first threaded holes 7 and the second threaded holes 8, and the spring 5 contracts to enable the cover plate body 21 to have a shockproof effect.

Preferably, an upper transition disc 112 is fixedly arranged on the upper wall of the rolling groove 111, a lower transition disc 113 is fixedly arranged on the upper surface of the elastic plate 4, and two ends of the spring 5 are respectively welded and fixed with the upper transition disc 112 and the lower transition disc 113.

Preferably, bottom plate 13 upwards extends from the upper surface has 4 groups of wrapping posts 9, and every group wrapping post 9 all with left side plate 11 parallel arrangement, three annular groove 91 has all been seted up on every wrapping post 9, and the annular groove 91's that is located corresponding position on different wrapping posts 9 height is the same, can arrange in order the inside cable of crane span structure body 1 through the wrapping post 9 that sets up, the maintenance and the change of the later stage cable of being convenient for.

The above description specifically describes the preferred embodiment of the present invention, but of course, the present invention can also adopt different forms from the above embodiments, and equivalent changes or corresponding modifications made by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope of the present invention.

Claims

1. The utility model provides a cable testing bridge with dustproof function, includes crane span structure body and apron, the crane span structure body includes integrated into one piece's left side board, right side board and bottom plate, its characterized in that: the horizontal corresponding positions of the opposite surfaces of the left side plate and the right side plate are both provided with an inward extending rolling groove, an elastic plate in the horizontal direction is arranged in the rolling groove, a plurality of springs are arranged between the elastic plate and the upper wall of the rolling groove, the elastic plate is elastically connected with the upper wall of the rolling groove through the springs, the cover plate comprises a cover plate body and inserting parts extending outwards from the two ends of the cover plate body, through holes in the vertical direction are formed in the left end parts of the two inserting parts, a rolling mechanism is fixedly arranged in the through holes and comprises a fixed rod fixedly arranged in the through holes, a cavity is arranged on the upper part of the fixed rod from the surface inwards, a rolling ball is arranged in the cavity, a plurality of rolling balls are arranged between the rolling ball and the bottom of the cavity, an annular locking part is arranged between the side wall of the cavity and the rolling ball, and the contact part of the locking part and the rolling ball, the thickness of the insertion part is the same as the distance from the elastic plate to the bottom surface of the rolling groove, and the rolling ball part leaks out of the upper surface of the insertion part.

2. The cable tray with the dustproof function of claim 1, wherein: the outer end of the fixing rod is also provided with an annular reinforcing part, the height of the reinforcing part is lower than the highest position of the rolling ball, and the reinforcing part leaks out of the upper surface of the inserting part.

3. The cable tray with the dustproof function according to claim 2, wherein: first screw holes are formed in the upper surfaces of the left side plate and the right side plate, the first screw holes penetrate through the elastic plate and are communicated with the rolling grooves, second screw holes corresponding to the first screw holes are formed in the two ends of the inserting portion, and the second screw holes located at the left end of the inserting portion are formed in the right side of the through hole.

4. The cable tray with the dustproof function of claim 3, wherein: the upper wall of the rolling groove is fixedly provided with an upper transition disc, the upper surface of the elastic plate is fixedly provided with a lower transition disc, and two ends of the spring are respectively welded and fixed with the upper transition disc and the lower transition disc.

5. The cable tray with the dustproof function of claim 4, wherein: the bottom plate upwards extends from the upper surface has 4 groups of wrapping posts, and every group of wrapping posts all sets up with left side board parallel.

6. The cable tray with the dustproof function of claim 5, wherein: three annular grooves are formed in each wrapping post, and the annular grooves in the corresponding positions on different wrapping posts are the same in height.