CN210350674U

CN210350674U - Adjustable ladder type plastic spraying bridge frame

Info

Publication number: CN210350674U
Application number: CN201921338156.5U
Authority: CN
Inventors: 王成伟
Original assignee: Zhenjiang Weihao Electric Co Ltd
Current assignee: Zhenjiang Weihao Electric Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-04-17
Anticipated expiration: 2029-08-16

Abstract

The utility model belongs to the technical field of terraced spraying plastics crane span structure, especially, be an adjustable terraced spraying plastics crane span structure, including crane span structure riser, ladder step, width adjusting device and splicing apparatus, ladder step fixed mounting is between the crane span structure riser, width adjusting device fixed mounting is wherein a set of the inside of crane span structure riser, splicing apparatus fixed mounting is at the both ends of crane span structure riser, width adjusting device includes the cover shell. The utility model discloses a set up width adjusting device, made things convenient for the width to this crane span structure to adjust to with the cable phase-match of corresponding quantity, make things convenient for the cable to install, and when cable quantity is little, reduced the installation space that the crane span structure occupy, avoided cable quantity too much to lead to the crane span structure to install the problem that can not install, through setting up splicing apparatus, made things convenient for and assembled and dismantled between the crane span structure, thereby be convenient for the scene to lay the crane span structure and transport.

Description

Adjustable ladder type plastic spraying bridge frame

Technical Field

The utility model relates to a ladder type spraying plastics crane span structure technical field specifically is an adjustable ladder type spraying plastics crane span structure.

Background

The ladder-type plastic spraying bridge has the characteristics of high strength, light weight, low cost, attractive appearance, convenience in installation, good air permeability and the like, is suitable for laying general cables with larger diameters, and is particularly suitable for laying high-voltage and low-voltage cables with large loads.

1. The width of the existing ladder-type plastic-sprayed bridge frame cannot be adjusted, when a cable is installed, if the cable is too much, the cable is not installed enough, if the cable is too little, the installation area of the bridge frame cannot be effectively utilized, and the bridge frame occupies too large volume and also occupies installation space;

2. the existing ladder-type plastic spraying bridge frame is often required to be laid very long according to the installation environment, but the bridge frame is inconvenient to disassemble and assemble, so that the bridge frame is very inconvenient to transport, and the transportation cost is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an adjustable ladder type spraying plastics crane span structure has solved the width of current ladder type spraying plastics crane span structure and can not adjust and lead to installing the inconvenient problem of cable.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable ladder formula spraying plastics crane span structure, includes crane span structure riser, ladder riser, width adjusting device and splicing apparatus, ladder riser fixed mounting is between the crane span structure riser, width adjusting device fixed mounting is wherein a set of the inside of crane span structure riser, splicing apparatus fixed mounting is at the both ends of crane span structure riser.

The width adjusting device comprises a casing, a sliding block is fixedly mounted on one side of a step plate, a fixing rod is fixedly mounted inside the casing, a first spring is fixedly mounted at the upper end of the fixing rod, a clamping block is fixedly mounted at the upper end of the first spring, a pressing rod is arranged at the upper end of the sliding block in a penetrating mode, a second spring is sleeved on the outer surface of the pressing rod, and a pushing handle is fixedly mounted on one side of a bridge vertical plate.

As the utility model discloses a preferred technical scheme, splicing apparatus is including the splice, the upper end fixed mounting of splice has soft dop, and one side of splice has seted up the bolt hole.

As a preferred technical scheme of the utility model, the lower extreme fixed mounting of crane span structure riser has the concatenation seat, the jack has been seted up to the inside of concatenation seat, and one side of concatenation seat runs through and is provided with the bolt.

As an optimal technical scheme of the utility model, the material of soft dop is rubber, mesh mutually between bolt and the bolt hole.

As a preferred technical scheme of the utility model, the rectangular hole has been seted up to the upper end of cover shell, the depression bar cover establish in the inside of rectangular hole and with the rectangular hole between sliding connection.

As an optimal technical scheme of the utility model, step board and slider are the cavity form, the draw-in groove has been seted up to the inside of slider, looks adaptation between the shape size of fixture block and the draw-in groove.

(III) advantageous effects

Compared with the prior art, the utility model provides an adjustable ladder type spraying plastics crane span structure possesses following beneficial effect:

1. this adjustable ladder-type spraying plastics crane span structure, through setting up width adjusting device, during the regulation, press the depression bar, the depression bar oppresses the fixture block, make its withdrawal dead lever, then hold and push away the interval between the regulation crane span structure riser, make the slider drive the ladder board slide in the cover shell, slide to suitable position and confirm after the width accords with, loosen the depression bar, the second spring upwards ejecting with the depression bar, first spring is thereupon ejecting carries out the chucking with the fixture block to the slider, accomplish the regulation, made things convenient for the width to this crane span structure to adjust, thereby with the cable phase-match of corresponding quantity, make things convenient for the cable to install, and when the cable quantity is few, the installation space that the crane span structure occupy has been reduced, the problem that the too much cable quantity leads to the crane span structure to install can not.

2. This adjustable ladder-type spraying plastics crane span structure through setting up splicing apparatus, inserts the splice of crane span structure riser one end in the splice seat of the crane span structure riser that needs the concatenation, and the splice drives during soft joint inserts the jack, then screws up the bolt, and the bolt twists and makes splice and splice seat obtain fastening in the bolt hole, has made things convenient for to assemble and dismantle between the crane span structure to the scene of being convenient for is laid and is transported the crane span structure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the utility model at the position B in fig. 1;

fig. 4 is an enlarged schematic structural diagram of the present invention at C in fig. 1.

In the figure: 1. a bridge vertical plate; 2. a step plate; 3. a width adjustment device; 301. a housing; 302. a slider; 303. fixing the rod; 304. a first spring; 305. a clamping block; 306. a pressure lever; 307. a second spring; 308. a push handle; 4. a splicing device; 401. splicing heads; 402. a soft chuck; 403. bolt holes; 404. A splicing seat; 405. a jack; 406. and (4) bolts.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an adjustable ladder formula spraying plastics crane span structure, includes crane span structure riser 1, step 2, width adjusting device 3 and

splicing apparatus

4, 2 fixed mounting of step between crane

span structure riser

1, 3 fixed mounting of width adjusting device in one of them a set of inside of crane

span structure riser

1, 4 fixed mounting at the both ends of crane span structure riser 1 of splicing apparatus.

The width adjusting device 3 comprises a sleeve 301, a sliding block 302 is fixedly mounted on one side of the riser 2, a fixing rod 303 is fixedly mounted inside the sleeve 301, a first spring 304 is fixedly mounted at the upper end of the fixing rod 303, a clamping block 305 is fixedly mounted at the upper end of the first spring 304, a pressing rod 306 is arranged at the upper end of the sliding block 302 in a penetrating mode, a second spring 307 is sleeved on the outer surface of the pressing rod 306, and a pushing handle 308 is fixedly mounted on one side of the bridge riser 1.

In this embodiment, when the width of the bridge needs to be increased, the press rod 306 is pressed, the press rod 306 drives the second spring 307 to contract, the press rod 306 presses the block 305, the block 305 retracts under the action of the first spring 304, the press rod 306 is kept in a state of pressing down, the push handle 308 is pulled, the distance between the bridge risers 1 is increased, the step plate 2 drives the slider 302 to slide to one side in the sleeve 301, the slider 302 drives the press rod 306 to slide in the rectangular hole, the fixing rod 303 slides to the outside of the slider 302 and the step plate 2, when the width is adjusted to be proper, the press rod 306 is released, the second spring 307 pushes the press rod 306 upwards, the first spring 304 immediately pushes the block 305 into the clamping groove, the slider 302 is fixed, the width of the bridge is convenient to adjust, and is matched with a corresponding number of cables, the installation of the cables is convenient, when the number of the cables is small, the installation space occupied by the bridge is reduced, when the width of the bridge needs to be shortened, the pressing rod 306 is pressed to enable the clamping block 305 to retract, then the pushing handle 308 is pushed to enable the distance between the vertical plates 1 of the bridge to be reduced, at the moment, the fixing rod 303 slides towards the sliding block 302 and the inner part of the step plate 2, after the adjustment is completed, the pressing rod 306 is loosened, and the clamping block 305 is popped out to enable the sliding block 302 to be fixed.

Specifically, the splicing device 4 includes a splicing head 401, a soft chuck 402 is fixedly mounted at the upper end of the splicing head 401, and a bolt hole 403 is formed in one side of the splicing head 401.

In this embodiment, the splice 401 and the soft clip 402 are inserted into the splice holder 404, so that the splice 401 and the splice holder 404 are primarily fastened, and the bolt hole 403 is used for fastening the bolt 406.

Specifically, the lower end of the bridge riser 1 is fixedly provided with a splicing seat 404, a jack 405 is formed in the splicing seat 404, and a bolt 406 penetrates through one side of the splicing seat 404.

In this embodiment, insert splice 401 in jack 405, when inserting, soft dop 402 takes place deformation earlier, then when arriving jack 405 bottom, soft dop 402 reconversion, make splice 401 and the preliminary chucking of concatenation seat 404, screw up bolt 406 immediately, make bolt 406 twist in bolt hole 403 completely, thereby it is fixed further to make between splice 401 and the concatenation seat 404, it is more firm to make to link up between the crane span structure riser 1, reverse operation according to this operation method, can dismantle, made things convenient for to assemble and dismantle between the crane span structure, thereby be convenient for the scene is laid the crane span structure and is transported.

Specifically, the soft chuck 402 is made of rubber, and the bolt 406 is engaged with the bolt hole 403.

In this embodiment, the soft chuck 402 made of rubber can be restored to the original state after being deformed, and the bolt 406 is screwed into the bolt hole 403, so that the splice 401 and the splice holder 404 can be further fixed.

Specifically, a rectangular hole is formed in the upper end of the casing 301, and the pressing rod 306 is sleeved in the rectangular hole and is in sliding connection with the rectangular hole.

In this embodiment, when the pressing rod 306 moves along with the slider 302, the pressing rod 306 moves on the upper end of the sleeve 301 through the rectangular hole, when the pressing rod 306 is pressed down, the second spring 307 is driven to press the sleeve 301, and when the pressing rod 306 is released, the second spring 307 jacks up the pressing rod 306 by taking the sleeve 301 as a fulcrum.

Specifically, the step plate 2 and the slider 302 are both hollow, a clamping groove is formed in the slider 302, and the clamping block 305 is matched with the clamping groove in shape and size.

In this embodiment, when adjusting the width, the fixing rod 303 can slide inside the step plate 2 and the sliding block 302, thereby achieving the effect of shortening and increasing the bridge width.

The utility model discloses a theory of operation and use flow: when the width of the bridge needs to be increased, the press rod 306 is pressed, the press rod 306 drives the second spring 307 to contract, meanwhile, the press rod 306 presses the fixture block 305, the fixture block 305 retracts under the action of the first spring 304, the state that the press rod 306 is pressed downwards is kept, the push handle 308 is pulled, the distance between the bridge vertical plates 1 is increased, the step plate 2 drives the slide block 302 to slide to one side in the sleeve 301, the slide block 302 drives the press rod 306 to slide in the rectangular hole, the fixing rod 303 slides towards the slide block 302 and the outer part of the step plate 2, after the proper width is adjusted, the press rod 306 is loosened, the press rod 306 is ejected upwards by the second spring 307, the fixture block 305 is immediately ejected into the clamping groove by the first spring 304, the slide block 302 is fixed, the width is fixed, when the bridge is assembled, the splicing head 401 at one end of the vertical plate 1 is inserted into the splicing seat 404 at one end of the vertical plate 1 of other bridge, when inserting, soft dop 402 takes place deformation earlier, then when reacing jack 405 bottom, soft dop 402 reconversion makes splice 401 and the preliminary chucking of concatenation seat 404, screws up bolt 406 immediately, makes bolt 406 twist in bolt hole 403 completely to further obtain fixedly between splice 401 and the concatenation seat 404, it is more firm to make to link up between the crane span structure riser 1, according to the contrary operation of this operation method, can dismantle.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides an adjustable ladder type spraying plastics crane span structure, includes crane span structure riser (1), ladder board (2), width adjusting device (3) and splicing apparatus (4), its characterized in that: the ladder riser splicing device comprises ladder risers (2), width adjusting devices (3) and splicing devices (4), wherein the ladder risers (2) are fixedly arranged between the bridge risers (1), the width adjusting devices (3) are fixedly arranged in one group of the bridge risers (1), and the splicing devices (4) are fixedly arranged at two ends of the bridge risers (1);

width adjustment device (3) are including cover shell (301), one side fixed mounting of riser (2) has slider (302), the inside fixed mounting of cover shell (301) has dead lever (303), the upper end fixed mounting of dead lever (303) has first spring (304), the upper end fixed mounting of first spring (304) has fixture block (305), the upper end of slider (302) is run through and is provided with depression bar (306), the outer surface cover of depression bar (306) is equipped with second spring (307), one side fixed mounting of crane span structure riser (1) has and pushes away handle (308).

2. The adjustable ladder-type plastic-sprayed bridge of claim 1, wherein: splicing apparatus (4) are including splice (401), the upper end fixed mounting of splice (401) has soft dop (402), and one side of splice (401) has seted up bolt hole (403).

3. The adjustable ladder-type plastic-sprayed bridge of claim 1, wherein: the lower extreme fixed mounting of crane span structure riser (1) has concatenation seat (404), jack (405) have been seted up to the inside of concatenation seat (404), and one side of concatenation seat (404) is run through and is provided with bolt (406).

4. The adjustable ladder-type plastic-sprayed bridge of claim 2, wherein: the soft clamping head (402) is made of rubber, and the bolt (406) is meshed with the bolt hole (403).

5. The adjustable ladder-type plastic-sprayed bridge of claim 1, wherein: the upper end of the casing (301) is provided with a rectangular hole, and the pressing rod (306) is sleeved in the rectangular hole and is in sliding connection with the rectangular hole.

6. The adjustable ladder-type plastic-sprayed bridge of claim 1, wherein: the ladder plate (2) and the sliding block (302) are both hollow, a clamping groove is formed in the sliding block (302), and the clamping blocks (305) are matched with the clamping groove in shape and size.