CN216841692U

CN216841692U - Sliding telescopic closed protective cover

Info

Publication number: CN216841692U
Application number: CN202220601601.8U
Authority: CN
Inventors: 韩刚刚; 姜秀鹏; 杨大山; 李宇飞; 孟旭东; 尉景琦; 刘建和
Original assignee: China Railway Construction Engineering Group Co Ltd
Current assignee: China Railway Construction Engineering Group Co Ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-06-28
Anticipated expiration: 2032-03-18

Abstract

The utility model provides a telescopic closed protective cover slides, sets up in the vertical access entrance department in pedestrian's tunnel, and it includes fixed fan, first track and is used for sealing the first fan that removes in tunnel open-ended, fixed fan fixed set up in tunnel opening length direction's one end, first orbital axis with the opening extending direction in tunnel is the same, first removal fan is installed on the first track, the moving direction of first removal fan with the opening extending direction in tunnel is the same. Through setting up fixed fan and first removal fan, the first removal fan of accessible seals the tunnel opening, can conveniently control opening and close of tunnel, and does not shelter from the field of vision, when meetting sleet weather or other circumstances that need close the tunnel, can close the tunnel opening, when the pedestrian passes through, can open the tunnel opening and launch to avoid among the prior art some problems that the tunnel normally opened and arouse.

Description

Sliding telescopic closed protective cover

Technical Field

The utility model relates to a technical field of pedestrian tunnel access & exit construction, concretely relates to telescopic closed protective cover slides.

Background

The pedestrian tunnel is a traffic facility, is an engineering building buried in the ground and is a form of utilizing underground space by human beings. The tunnel may be classified into an urban underground tunnel, a railway tunnel, a transportation tunnel, a water delivery tunnel, a submarine tunnel, a mountain tunnel, etc., according to the type function.

Urban underground tunnels, mountain through tunnels, submarine tunnels and the like are common in life, and can be used as pedestrian channels on one hand, so that the problem of pedestrian and vehicle road-fighting on the ground is well solved; on the other hand, the automobile can pass through the device, and the automobile can conveniently pass through mountains or the sea bottom.

But because the entry and the export in tunnel are normally open, debris enter into the tunnel easily, and the vertical access & exit of most pedestrian passageways all sets up canopy class measure, shelters from the field of vision in the space, when meetting sleet weather in addition, sleet can inevitably enter into the tunnel in, causes the wet and slippery on the one hand, and on the other hand is not convenient for clean, and is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model is for solving among the prior art a series of problems that the tunnel is normally opened and protrusion ground shelters from the problem that the field of vision occupation space position to a telescopic closed protective cover that slides is provided.

The utility model provides a telescopic sealing protective cover slides, sets up in the vertical access point department of pedestrian's tunnel, and it includes fixed fan, first track and is used for sealing the first fan that moves in tunnel open-ended, fixed fan fixed set up in tunnel opening length direction's one end, first orbital axis with the opening extending direction in tunnel is the same, first removal fan is installed on the first track, first removal fan is followed first track axis removes.

Further, fixed fan with form between the tunnel and hold the chamber, first track with first removal fan is located hold the intracavity, first track fixed set up in the tunnel is close to one side of fixed fan, first track is followed the opening direction in tunnel extends, first removal fan includes first fan body and installs the first assembly pulley of first fan body, first fan body pass through first assembly pulley with first track roll connection.

Furthermore, the first pulley block is located one side of the first fan body, which is far away from the fixed fan, and comprises a first mounting seat and a first guide wheel, the first mounting seat is welded and fixed with the first movable fan, the first guide wheel is rotatably connected with the first mounting seat, and the first guide wheel is in rolling connection with the first track.

Furthermore, a first limiting portion used for limiting the position of the first fan body is fixedly arranged on the tunnel, a first limiting block is fixedly arranged on the first fan body, and the first limiting block is abutted to the first limiting portion.

Further, still include be used for with first removal fan complex second removes fan and second track, the second removes the fan through the second track relative fixed fan slides.

Furthermore, the second track with the second removes the fan and is located first removal fan is close to one side in the tunnel, the second track fixed set up in one side that fixed fan was kept away from to first track, the orbital axis of second with the orbital axis of first is parallel, the second removes the fan and includes second fan body and second assembly pulley, the second fan body pass through the second assembly pulley with second track rolling connection.

Furthermore, the second assembly pulley is located the second removes the fan and keeps away from one side of first removal fan, the second assembly pulley includes second mount pad and second leading wheel, the second mount pad with the second removes fan welded fastening, the second leading wheel with the second mount pad rotates to be connected, the second leading wheel with second track roll connection.

Furthermore, a second limiting part used for limiting the position of the second fan body is fixedly arranged on the tunnel, a second limiting block is fixedly arranged on the second fan body, and the second limiting block is abutted to the second limiting part.

The utility model has the advantages of as follows:

1. the utility model provides a first removal fan, only need slide first removal fan on first track, make first removal fan advance along the extending direction in tunnel and remove, alright with opening and close in conveniently controlling the tunnel, when meetting sleet weather or other needs and close the condition in tunnel, can close the tunnel opening, when the pedestrian passes through, can open the tunnel opening and launch, thereby improve the tunnel among the prior art and normally open and lead to using inconvenient defect, the utility model discloses set up in the passway, occupation space is minimum, can solve the field of vision better and shelter from and avoid the extravagant problem in space.

2. The utility model provides a second removes fan, when the tunnel opening is longer, if only set up one and remove the fan and seal, can appear removing the fan and heavier inconvenient promotion and opening part and stair step between the clear height be less than the inconvenient problem of business turn over of pedestrian's height. Remove through the second and fan the first fan that removes of cooperation, can promote the second in proper order and remove the opening and close of fan and first removal fan conveniently control tunnel, and effectively increase the clear height problem that the entrance to a cave can open the area and solve pedestrian business turn over, increase the use practicality of this application.

3. Set up the spacing portion of first spacing portion and second, limit the position of first removal fan and second removal fan through the spacing portion of first spacing portion and second, first removal fan and second removal fan are difficult for breaking away from with the track at the slip in-process, have effectively guaranteed that the extension position of removal fan is spacing and have solved the removal fan that cross a hall weather brought and lift the scheduling safety problem.

Drawings

In order to more clearly illustrate the embodiments and technical solutions of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a sliding telescopic closed protection cover of the present invention;

fig. 2 is a perspective view of the sliding telescoping closure flap of fig. 1 in elevation;

fig. 3 is a partial cross-sectional view of a sliding, telescoping closure guard cover of fig. 1;

FIG. 4 is a partially enlarged view of portion A of FIG. 3;

FIG. 5 is an enlarged partial view of portion B of FIG. 3;

fig. 6 is a partially enlarged schematic view of a portion C shown in fig. 3.

Description of reference numerals:

1. fixing the fan; 2. a first moving fan; 21. a first fan body; 211. a first stopper; 22. a first pulley block; 221. a first mounting seat; 222. a first guide wheel; 3. a first track; 4. a first limiting part; 5. a second moving fan; 51. a second fan body; 511. a second limiting block; 52. a second pulley block; 521. a second mounting seat; 522. a second guide wheel; 6. a second track; 7. a second limiting part.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 and 2, a sliding telescopic type sealing protective cover is disposed at an opening of a tunnel, and includes a fixed fan 1, a first rail 3, and a first moving fan 2 for sealing the opening of the tunnel. Specifically, the tunnel opening is the rectangle, tunnel open-ended one end is used for linking up with ladder or road, tunnel open-ended other end is unsettled, fixed fan 1 is the "U" style of calligraphy of handstand roughly, in this embodiment, fixed fan 1 is with fossil fragments skeleton, the sunshine board of low luminousness, the endurance plate, concatenation such as zinc-plated square steel pipe and closed profile forms, fixed fan 1 is fixed to be set up in the tunnel opening and is used for the one end that links up with ladder or road, the fixed zinc-plated square steel that is provided with in 1 width direction's of fixed fan both sides, fixed fan 1 is through the zinc-plated square steel fixed mounting of both sides on the tunnel, fixed fan 1 specifically can be fixed through the welded mode, fixed fan 1 specifically also can realize fixedly through threaded connection's mode, after the installation, fixed fan 1 can cover a part of tunnel opening.

Referring to fig. 2, the purpose of setting up first removal fan 2 is in order to cover the tunnel opening with fixed 1 cooperation of fanning, specifically, it holds the chamber to form between fixed 1 and the tunnel of fanning, first track 3 is located with first removal fan 2 and holds the intracavity, first track 3 is fixed to be set up in the tunnel and is close to one side of fixed 1, first track 3 extends along the opening direction in tunnel, first track 3 is located tunnel width direction's both ends respectively, first track 3's axis is the same with the opening extending direction in tunnel, thereby conveniently support and install first removal fan 2, first track 3 has the arch be used for with first removal fan 2 cooperation, first track 3 specifically can be made by angle steel and channel-section steel.

Referring to fig. 3 and 4, the first moving fan 2 includes a first fan body 21 and a first pulley block 22 installed on the first fan body 21, the first fan body 21 is substantially inverted "U" shape, the first fan body 21 is located below the fixed fan 1, and the first fan body 21 is formed by splicing a keel frame, a low-transmittance sunlight panel, a stress plate, a galvanized square steel tube, a closed fastener strip, and the like. The first sector 21 is connected with the first track 3 in a rolling manner through a first pulley block 22. Specifically, the first pulley block 22 is located on one side of the first sector 21 away from the fixed fan 1, the first pulley block 22 includes a first mounting seat 221 and a first guide wheel 222, the first mounting seat 221 is in a rectangular shape, the first mounting seat 221 is fixed on the first sector 21, and the first mounting seat 221 is welded and fixed with the first sector 21.

Through-holes have been seted up to the both sides of first mount pad 221, through-hole department rotates installs the double-screw bolt, the double-screw bolt both ends are spacing through the nut, first leading wheel 222 rotates with first mount pad 221 through double-screw bolt and nut to be connected, be provided with the gasket between first leading wheel 222 and the first mount pad 211 with the adjusting position, the axis level of double-screw bolt sets up, first leading wheel 222 is rotatory around the axis of double-screw bolt, first leading wheel 222 is installed on first track 3, first leading wheel 222 and first track 3 roll connection, seted up corresponding recess and the cooperation of first track 3 on the first leading wheel 222.

Continuing to refer to fig. 3 and 4, in addition, a first limiting portion 4 for limiting the position of the first fan body 21 is fixedly arranged on the tunnel, the vertical cross section of the first limiting portion 4 is L-shaped, the first limiting portion 4 can be specifically an angle steel, the first limiting portion 4 is laid along the extending direction of the tunnel opening, a first limiting block 211 is fixedly arranged on the first fan body 21, the first limiting block 211 is rectangular, the first limiting block 211 is abutted to the first limiting portion 4, when the first moving fan 2 moves on the first rail 3, the first limiting portion 4 can limit the first limiting block 211, so that the first moving fan 2 is not easily separated from the first rail 3 in the moving process.

Referring to fig. 3 and 5, when the tunnel opening is long, if only the first moving fan 2 is used for closing, there is a problem that the first moving fan 2 is heavy and inconvenient to push. Therefore, the present application is further provided with a second moving fan 5 for cooperating with the first moving fan 2 and a second rail 6, and the second moving fan 5 is slid with respect to the fixed fan 1 by the second rail 6. Through the first removal of second removal fan 5 cooperation 2, can promote the opening and close of second removal fan 5 and first removal fan 2 conveniently control tunnel in proper order, increase the use convenience of this application.

Specifically, second track 6 and second move fan 5 and be located one side that first removal fan 2 is close to the tunnel, second track 6 is fixed to be set up in one side that fixed fan 1 was kept away from to first track 3, second track 6 is fixed to be set up on the tunnel, the axis of second track 6 is parallel with first track 3's axis, and second track 6's length is longer than first track 3, thereby second track 6 is located tunnel width direction's both sides and supports and install second removal fan 5, second track 6 specifically can be made by angle steel and channel-section steel.

The second moving fan 5 comprises a second fan body 51 and a second pulley block 52, and the second fan body 51 is connected with the second rail 6 in a rolling manner through the second pulley block 52. Specifically, the second fan body 51 is in an inverted 'U' shape, the second fan body 51 is located on one side of the first fan body 21 away from the fixed fan 1, the second fan body 51 is formed by splicing a keel framework, a sunlight plate with low light transmittance, a stress plate, a galvanized square steel tube, a closed buckling strip and the like, and one end, away from the fixed fan 1, of the second fan body 51 is vertically turned downwards, so that a closed tunnel is realized. The second pulley block 52 is located on one side of the second moving fan 5 away from the first moving fan 2, the second pulley block 52 includes a second mounting seat 521 and a second guide wheel 522, the second mounting seat 521 is welded and fixed with the second moving fan 5, the second guide wheel 522 is rotatably connected with the second mounting seat 521, the second guide wheel 522 is connected with the second track 6 in a rolling manner, and the structure of the second pulley block 2 is the same as that of the first pulley block 22.

Referring to fig. 6, a second limiting portion 7 for limiting the position of the second fan 51 is fixedly arranged on the tunnel, the second limiting portion 7 is different from the first limiting portion 4, the vertical cross section of the second limiting portion 7 is L-shaped, the second limiting portion 7 is laid along the extending direction of the tunnel opening, and the second limiting portion 7 may be an angle steel; the second fan body 51 is fixedly provided with a second limiting block 511, the vertical section of the second limiting block 511 is L-shaped, the second limiting block 511 can be galvanized square steel, the second limiting block 511 is laid along the moving direction of the second fan body 51, and the second limiting block 511 is abutted against the second limiting part 7. When the second moving fan 5 moves on the second rail 6, the second stopper 511 is stopped by the second stopper 7, and the second moving fan 5 is not easily detached from the second rail 6. It is spacing effectively to have guaranteed on the one hand that first removal fan 2 and second move the extended position of fan 5, and on the other hand is when meetting the hall weather, and first removal fan 2 or second move fan 5 and can not lift, have increased the security of this application.

The utility model discloses an operating principle does, when needs use the tunnel, promotes the second in proper order and removes fan 5 and first removal fan 2 for the second removes fan 5 and first removal fan 2 along corresponding orbital movement, just can make the tunnel open and use. When the tunnel needs to be closed, the tunnel opening can be closed by moving the first moving fan 2 and the second moving fan 5 in sequence. It should be noted that the sliding telescopic sealing protective cover can also be used at the vertical hole position, the overweight protective top cover, the temporary hole protection, the sunshade top cover with limited time sealing and opening requirements and other places.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. The utility model provides a telescopic sealing protective cover slides, sets up in the vertical opening part in people's tunnel, its characterized in that, its including fixed fan (1), first track (3) and be used for sealing tunnel open-ended first removal fan (2), fixed fan (1) fixed set up in tunnel opening length direction's one end, the axis of first track (3) with the opening extending direction in tunnel is the same, first removal fan (2) are installed on first track (3), first removal fan (2) are followed first track (3) axis removes.

2. A sliding telescopic closing protection cover according to claim 1, wherein a containing cavity is formed between the fixed fan (1) and the tunnel, the first rail (3) and the first moving fan (2) are located in the containing cavity, the first rail (3) is fixedly disposed on one side of the tunnel close to the fixed fan (1), the first moving fan (2) comprises a first fan body (21) and a first pulley block (22) installed on the first fan body (21), and the first fan body (21) is in rolling connection with the first rail (3) through the first pulley block (22).

3. A sliding telescopic closing protection cover according to claim 2, wherein the first pulley block (22) is located on a side of the first fan body (21) away from the fixed fan (1), the first pulley block (22) comprises a first mounting seat (221) and a first guide wheel (222), the first mounting seat (221) is welded with the first moving fan (2), the first guide wheel (222) is rotatably connected with the first mounting seat (221), and the first guide wheel (222) is rotatably connected with the first rail (3).

4. A sliding telescopic closed protecting cover according to claim 3, wherein a first limiting part (4) for limiting the position of the first fan body (21) is fixedly arranged on the tunnel, the first fan body (21) comprises a first limiting block (211), and the first limiting block (211) abuts against the first limiting part (4).

5. A sliding telescopic closing protecting cover according to any of claims 1-4, further comprising a second moving fan (5) for cooperating with the first moving fan (2) and a second rail (6), the second moving fan (5) being slidable relative to the stationary fan (1) by means of the second rail (6).

6. A sliding telescopic closed protecting cover according to claim 5, wherein the second rail (6) and the second moving fan (5) are located at a side of the first moving fan (2) close to the tunnel, the second rail (6) is fixedly arranged at a side of the first rail (3) far from the fixed fan (1), the second rail (6) is parallel to the first rail (3), the second moving fan (5) comprises a second fan body (51) and a second pulley block (52), and the second fan body (51) is in rolling connection with the second rail (6) through the second pulley block (52).

7. A sliding telescopic closed protective cover according to claim 6, wherein the second pulley block (52) is located on a side of the second moving fan (5) away from the first moving fan (2), the second pulley block (52) comprises a second mounting seat (521) and a second guide wheel (522), the second mounting seat (521) is welded to the second moving fan (5), the second guide wheel (522) is rotatably connected to the second mounting seat (521), and the second guide wheel (522) is rotatably connected to the second rail (6).

8. A sliding telescopic closing protecting cover according to claim 7, wherein a second limiting part (7) for limiting the position of the second fan body (51) is fixedly arranged on the tunnel, the second fan body (51) comprises a second limiting block (511), and the second limiting block (511) abuts against the second limiting part (7).