Glass fiber reinforced plastic ladder type bridge with self-locking structure

Abstract

The utility model relates to the technical field of bridge frames, and provides a glass fiber reinforced plastic ladder type bridge frame with a self-locking structure, which comprises a frame body, two guide rails, a frame box positioning assembly, a placing assembly and a connecting assembly, a through hole and a groove are arranged on the side surface of the frame body, the guide rails are fixedly arranged on the side surface of the frame body, and the frame box is slidably arranged on the guide rails. The positioning assembly is fixedly installed on the side face of the rack box, the rack box can be accurately fixed to the rack body through the positioning assembly, so that a cable in the rack body is protected, the placing assembly is slidably installed in the rack body, and the connecting assembly is fixedly installed on the side face of the rack body. According to the technical scheme, the problems that in the prior art, most glass bridges are integrated, when cables penetrate through the glass bridges and are placed, due to the fact that a fixing device is lacked, the cables are likely to be loosened, and if the cables are dismantled or replaced subsequently, the cables are prone to being wound together, and consequently dismantling or replacing is difficult are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge trays, in particular to a glass fiber reinforced plastic ladder-type bridge tray with a self-locking structure. Background Art

[0002] Glass bridge trays are divided into trough type, tray type, ladder type, grid type and other structures, and are composed of brackets, bracket arms and installation accessories, etc. The bridge trays in buildings can be erected independently or attached to various building and pipe gallery brackets, and should reflect the characteristics of simple structure, beautiful appearance, flexible configuration and convenient maintenance. All parts need to be galvanized. The existing glass bridge trays installed outdoors in buildings are mostly of an integrated structure, and multiple steel structures are synthesized by welding. When in use, the cables are passed through the inside of the glass bridge tray for connection and fixation. However, since most of the glass bridge trays are integrated, when the cables are passed through and placed inside, due to the lack of fixing devices, the cables may become loose. If the cables are to be removed or replaced later, the cables are easily entangled together, resulting in difficult removal or replacement. Content of the Utility Model

[0003] The utility model provides a glass fiber reinforced plastic ladder-type bridge tray with a self-locking structure, which solves the problem that in the prior art, most of the glass bridge trays are integrated, and when the cables are passed through and placed inside, due to the lack of fixing devices, the cables may become loose. If the cables are to be removed or replaced later, the cables are easily entangled together, resulting in difficult removal or replacement.

[0004] The technical solution of the utility model is as follows:

[0005] A glass fiber reinforced plastic ladder-type bridge tray with a self-locking structure includes a frame body, guide rails, a frame box positioning component, a placement component and a connection component. Through holes and grooves are formed on the side surface of the frame body. Two guide rails are provided and fixedly installed on the side surface of the frame body. The frame box is slidably installed on the guide rails. The positioning component is fixedly installed on the side surface of the frame box. The placement component is slidably installed inside the frame body. The connection component is fixedly installed on the side surface of the frame body.

[0006] Furthermore, the positioning component includes positioning rods, positioning plates and screw rods I. Two positioning rods are provided and fixedly installed on the top of the frame body. Two positioning plates are provided and rotatably installed on the side surface of the frame box through rotating shafts. Two screw rods I are provided and threadedly connected to the side surfaces of the positioning plates and the frame box.

[0007] Further, the placing component includes a lower placing block, a fixing plate, an upper placing block, a connecting block, a first spring, a limiting block, a second screw rod and a second nut. The lower placing block is slidably installed on the inner bottom surface of the frame body. A threaded hole is formed in the side surface of the lower placing block, and a limiting hole is formed in the top of the lower placing block. Two fixing plates are provided, and the fixing plates are fixedly installed on the top of the lower placing block. The upper placing block is rotatably installed between the two fixing plates through a connecting shaft. The connecting block is fixedly installed at the bottom of the upper placing block. Two first springs are provided, and the first springs are elastically installed on the side surface of the connecting block. Two limiting blocks are provided, and the limiting blocks are fixedly installed at the other ends of the first springs. The second screw rod is threadedly connected to the threaded hole of the lower placing block, and the second screw rod is slidably installed in the through hole on the side surface of the frame body. The second nut is threadedly connected to the second screw rod.

[0008] Further, the connecting component includes a first connecting plate, a fixing block, a second spring, a top block and a second connecting plate. Two first connecting plates are provided, and the first connecting plates are fixedly installed on the side surface of the frame body. A plurality of fixing blocks are provided, and the fixing blocks are fixedly installed at the top ends of the first connecting plates. The second springs are elastically installed at the top ends of the first connecting plates. A plurality of top blocks are provided, and the top blocks are slidably installed on the side surfaces of the fixing blocks, and the top blocks are fixedly installed at the other ends of the second springs. The second connecting plate is fixedly installed on the other side of the frame body. A groove is formed inside the second connecting plate, and a plurality of limiting holes are formed in the top of the second connecting plate.

[0009] Still further, the first connecting plate is smaller than the second connecting plate, and the first connecting plate is slidably installed inside the second connecting plate.

[0010] Furthermore, semi-circular holes are formed in both the lower placing block and the upper placing block.

[0011] The working principle and beneficial effects of the present utility model are as follows:

[0012] 1. In the present utility model, when fixing the cable, the cable can be placed in the semi-circular hole of the lower placing block. After placing, the upper placing block is rotated and the limiting block is inserted into the limiting hole of the lower placing block for fixing. The position of the lower placing block inside the frame body can also be moved to control the fixing position of the cable, and then it is fixed by the second screw rod and the second nut.

[0013] 2. In the present utility model, before placing the cable, the frame body is opened by moving the frame box. After placing, the frame box is slid to the positioning rod, and the positioning plate is rotated and inserted into the groove on the side surface of the frame body for limiting, which plays a role in fixing the frame box, so as to protect the cable by the frame box.

[0014] 3. In the utility model, through the first connecting plate and the second connecting plate, multiple frames can be connected to increase the length of the cable bridge, and cable bridges with different lengths can be added according to cables with different lengths.

[0015] In summary, through the mutual cooperation among the frame, the guide rail, the frame box, the positioning assembly, the placing assembly and the connecting assembly, the device can fix the cable through the placing assembly, avoiding the phenomenon of winding when placing the cable. Brief Description of the Drawings

[0016] The following further describes the present utility model in detail with reference to the drawings and specific embodiments.

[0017] Figure 1 It is a schematic structural diagram of the whole of the present utility model;

[0018] Figure 2 It is a schematic structural diagram of the frame box cooperating with the positioning assembly of the present utility model;

[0019] Figure 3 It is a schematic structural diagram of the frame cooperating with the placing assembly of the present utility model;

[0020] Figure 4 For the present utility model Figure 3 It is a partially enlarged schematic structural diagram of part A in the present utility model;

[0021] Figure 5 It is a schematic structural diagram of the frame cooperating with the connecting assembly of the present utility model.

[0022] In the figure: 1, frame; 2, guide rail; 3, frame box; 101, positioning rod; 102, positioning plate; 103, first screw; 201, lower placing block; 202, fixing plate; 203, upper placing block; 204, connecting block; 205, first spring; 206, limiting block; 207, second screw; 208, second nut; 301, first connecting plate; 302, fixing block; 303, second spring; 304, top block; 305, second connecting plate. Detailed Description of the Embodiments

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the scope of protection of the present utility model.

[0024] As Figures 1 to 5As shown in the figure, this embodiment proposes a fiberglass ladder - type bridge with a self - locking structure, which includes a frame body 1, guide rails 2, a frame box 3, a positioning component, a placement component, and a connection component. Through holes and grooves are formed on the side of the frame body 1. Two guide rails 2 are provided and fixedly installed on the side of the frame body 1. The frame box 3 is slidably installed on the guide rails 2. The positioning component is fixedly installed on the side of the frame box 3. The placement component is slidably installed inside the frame body 1. The connection component is fixedly installed on the side of the frame body 1.

[0025] In this embodiment, the positioning component includes positioning rods 101, positioning plates 102, and screw rods 103. Two positioning rods 101 are provided and fixedly installed on the top of the frame body 1. Two positioning plates 102 are provided and rotatably installed on the side of the frame box 3 through a rotating shaft. Two screw rods 103 are provided and threadedly connected to the sides of the positioning plates 102 and the frame box 3. Through the positioning component, the frame box 3 can be accurately fixed on the frame body 1, thereby protecting the cables inside the frame body 1.

[0026] In this embodiment, the placement component includes a lower placement block 201, a fixing plate 202, an upper placement block 203, a connecting block 204, a first spring 205, a limiting block 206, a screw rod 207, and a second nut 208. The lower placement block 201 is slidably installed on the inner bottom surface of the frame body 1. A threaded hole is formed on the side of the lower placement block 201, and a limiting hole is formed on the top of the lower placement block 201. Two fixing plates 202 are provided and fixedly installed on the top of the lower placement block 201. The upper placement block 203 is rotatably installed between the two fixing plates 202 through a connecting shaft. The connecting block 204 is fixedly installed at the bottom of the upper placement block 203. Two first springs 205 are provided and elastically installed on the side of the connecting block 204. Two limiting blocks 206 are provided and fixedly installed at the other end of the first springs 205. The screw rod 207 is threadedly connected to the threaded hole of the lower placement block 201 and slidably installed in the through hole on the side of the frame body 1. The second nut 208 is threadedly connected to the screw rod 207.

[0027] In this embodiment, the connection component includes a first connecting plate 301, a fixing block 302, a second spring 303, a top block 304, and a second connecting plate 305. Two first connecting plates 301 are provided and fixedly installed on the side of the frame body 1. A number of fixing blocks 302 are provided and fixedly installed at the top of the first connecting plate 301. The second spring 303 is elastically installed at the top of the first connecting plate 301. A number of top blocks 304 are provided and slidably installed on the side of the fixing block 302 and fixedly installed at the other end of the second spring 303. The second connecting plate 305 is fixedly installed on the other side of the frame body 1. A groove is formed inside the second connecting plate 305, and a number of limiting holes are formed on the top of the second connecting plate 305.

[0028] In this embodiment, the first connecting plate 301 is smaller than the second connecting plate 305, and the first connecting plate 301 is slidably installed inside the second connecting plate 305. By slidably installing and fixing the first connecting plate 301 inside the second connecting plate 305, the length of the bridge can be increased.

[0029] In this embodiment, both the lower placing block 201 and the upper placing block 203 are provided with semi-circular holes, and the cable can be placed in the semi-circular holes and then fixed.

[0030] In summary, the device fixes the cable by placing the cable in the semi-circular hole of the lower placing block 201, rotating the upper placing block 203, and inserting the limiting block 206 into the limiting hole of the lower placing block 201 through the expansion and contraction of the first spring 205. The position of the lower placing block 201 inside the frame body 1 can be moved according to the position where the cable is fixed, and then it is fixed and limited by the second screw 207 and the second nut 208. Before putting the cable, the frame box 3 can be opened by moving it on the guide rail 2. After placing, the frame box 3 can be pushed to the positioning rod 101, and it is fixed by rotating and inserting the positioning plate 102 into the groove on the side of the frame body 1. The length of the frame body 1 can be increased according to the length of the cable. The first connecting plate 301 slides inside the second connecting plate 305, and the top block 304 moves up and down inside the second connecting plate 305 through the second spring 303 to fix the first connecting plate 301 inside the second connecting plate 305, thereby increasing the length of the bridge.

[0031] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A glass fiber reinforced plastic ladder bridge with a self-locking structure, characterized in that: include: A frame body (1), wherein a through hole and a groove are formed on a side surface of the frame body (1); Guide rails (2), wherein two guide rails (2) are provided and fixedly mounted on the side of the frame (1); A frame box (3), wherein the frame box (3) is slidably mounted on the guide rail (2); A positioning component, the positioning component is fixedly mounted on a side surface of the frame box (3); A placement component, the placement component being slidably mounted inside the frame (1); A connecting component is fixedly mounted on a side surface of the frame (1).

2. The glass fiber reinforced plastic ladder bridge with self-locking structure according to claim 1 is characterized in that: The positioning component comprises: Positioning rods (101), two of which are provided, and the positioning rods (101) are fixedly mounted on the top of the frame (1); A positioning plate (102), wherein two positioning plates (102) are provided, and the positioning plates (102) are rotatably mounted on the side of the frame box (3) via a rotating shaft; Screw rod one (103), the screw rod one (103) is provided in two pieces, and the screw rod one (103) is threadedly connected to the side surfaces of the positioning plate (102) and the frame box (3).

3. A glass fiber reinforced plastic ladder bridge with a self-locking structure according to claim 2, characterized in that: The placement component comprises: A lower placement block (201), the lower placement block (201) being slidably mounted on the inner bottom surface of the frame body (1), a threaded hole being provided on the side surface of the lower placement block (201), and a limiting hole being provided on the top of the lower placement block (201); A fixing plate (202), wherein two fixing plates (202) are provided and the fixing plates (202) are fixedly installed on the top of the lower placement block (201); An upper placement block (203), the upper placement block (203) being rotatably mounted between the two fixing plates (202) via a connecting shaft; A connecting block (204), the connecting block (204) being fixedly mounted on the bottom of the upper placement block (203); Spring 1 (205), wherein two springs 1 (205) are provided, and the spring 1 (205) is elastically mounted on the side of the connecting block (204); A limit block (206), wherein two limit blocks (206) are provided, and the limit blocks (206) are fixedly mounted on the other end of the spring 1 (205); A second screw rod (207), wherein the second screw rod (207) is threadedly connected to the threaded hole of the lower placement block (201), and the second screw rod (207) is slidably installed in a through hole on the side of the frame body (1); Nut 2 (208), the nut 2 (208) is threadedly connected to the screw rod 2 (207).

4. The glass fiber reinforced plastic ladder bridge with self-locking structure according to claim 3 is characterized in that: The connection component comprises: A connecting plate (301), wherein two connecting plates (301) are provided, and the connecting plate (301) is fixedly mounted on a side surface of the frame (1); A fixing block (302), wherein the fixing block (302) is provided in a plurality and the fixing block (302) is fixedly mounted on the top of the first connecting plate (301); Spring 2 (303), the spring 2 (303) is elastically mounted on the top of the connecting plate 1 (301); A top block (304), wherein the top block (304) is provided in a plurality, the top block (304) is slidably mounted on the side of the fixed block (302), and the top block (304) is fixedly mounted on the other end of the second spring (303); A second connecting plate (305), wherein the second connecting plate (305) is fixedly mounted on the other side of the frame (1), a groove is provided inside the second connecting plate (305), and a plurality of limiting holes are provided on the top of the second connecting plate (305).

5. The glass fiber reinforced plastic ladder bridge with self-locking structure according to claim 4 is characterized in that: The connecting plate 1 (301) is smaller than the connecting plate 2 (305), and the connecting plate 1 (301) can be slidably installed inside the connecting plate 2 (305).

6. The glass fiber reinforced plastic ladder bridge with self-locking structure according to claim 5, characterized in that: The lower placement block (201) and the upper placement block (203) are both provided with semicircular holes.

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