Ventilation device for tunnel construction

Abstract

The utility model relates to the technical field of tunnel construction equipment, and discloses a tunnel construction ventilation device which comprises a barrel body, the interior of the barrel body is of a hollow structure, a ventilation fan is arranged on the inner wall of the barrel body, supporting legs are arranged on the outer wall of the barrel body, a supporting frame is fixedly connected to the outer walls of the supporting legs, the supporting frame is of a T-shaped structure, and the ventilation fan is arranged on the inner wall of the barrel body. A first motor is fixedly installed on the outer wall of the bottom of the supporting frame, a supporting rod is rotationally connected to the outer wall of the top of the supporting frame and is of an L-shaped structure, the output end of the first motor penetrates through the supporting frame and is fixedly connected with the outer wall of the bottom of the supporting rod, and a plurality of spray heads are arranged on the outer wall of the supporting rod; and a second motor is fixedly mounted on the outer wall of the barrel. According to the utility model, the two dustproof covers are alternately used, so that the whole device can continuously work, and the ventilation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel construction equipment, in particular to a tunnel construction ventilation device. Background Technique

[0002] During tunnel construction, due to the enclosed space and harsh working environment, in order to ensure the health and safety of workers, an efficient and reliable ventilation device must be adopted to remove harmful gases, reduce the dust concentration, and improve the quality of the working environment.

[0003] Most of the current tunnel construction ventilation devices on the market are installed with a dust-proof cover. When the dust-proof cover is blocked by dust and garbage, it is necessary to disassemble the dust-proof cover, clean it and then reinstall it for use, which makes the overall device unable to achieve continuous work, thus reducing the work efficiency. Content of the Utility Model

[0004] The purpose of the utility model is to solve the problem in the prior art that when the dust-proof cover is blocked by dust and garbage, it is necessary to disassemble the dust-proof cover, clean it and then reinstall it for use, which makes the overall device unable to achieve continuous work, thus reducing the work efficiency, and to provide a tunnel construction ventilation device.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A tunnel construction ventilation device, including a cylinder body. The inside of the cylinder body is a hollow structure. A ventilation fan is provided on the inner wall of the cylinder body. Support legs are provided on the outer wall of the cylinder body. A support frame is fixedly connected to the outer wall of the support legs. The support frame is of a T-shaped structure. A first motor is fixedly installed on the bottom outer wall of the support frame. A support rod is rotatably connected to the top outer wall of the support frame. The support rod is of an L-shaped structure. The output end of the first motor penetrates through the support frame and is fixedly connected to the bottom outer wall of the support rod. A plurality of spray heads are provided on the outer wall of the support rod. A second motor is fixedly installed on the outer wall of the cylinder body. The second motor is installed below the air inlet of the cylinder body. The output end of the second motor is fixedly connected to a connecting block. Connecting grooves are opened on the outer walls of both ends of the connecting block. Both ends of the connecting grooves are of a U-shaped structure. Dust-proof covers are provided on the outer walls of both ends of the connecting grooves and are rotatably connected through axles. Dust-proof nets are provided on the inner walls of the two dust-proof covers. The dust-proof covers are located on the outer wall of the air inlet of the cylinder body.

[0007] As a preferred embodiment of the utility model, a water tank is provided on the outer wall of the cylinder body. A delivery pump is fixedly installed on the outer wall of the water tank. The liquid outlet end of the delivery pump is fixedly connected to a delivery pipe. The liquid outlet end of the delivery pipe is communicated with the spray heads.

[0008] As a preferred embodiment of the present utility model, a storage box is provided on the outer wall of the cylinder body, and a protective cover is rotatably connected to the bottom outer wall of the storage box through a hinge.

[0009] As a preferred embodiment of the present utility model, a fixing plate is fixedly connected to the bottom outer wall of the support leg, and four positioning bolts are provided on the fixing plate.

[0010] As a preferred embodiment of the present utility model, universal wheels are provided on the bottom outer wall of the fixing plate.

[0011] As a preferred embodiment of the present utility model, a protective net is provided on the inner wall of the cylinder body, and the size of the protective net is matched with the size of the air outlet of the cylinder body.

[0012] As a preferred embodiment of the present utility model, a handrail is provided on the outer wall of the cylinder body, and a rubber sleeve is nested on the outer wall of the handrail.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] 1. For the tunnel construction ventilation device of the present utility model, by alternately using two dust-proof covers, the ventilation efficiency is improved.

[0015] 2. For the tunnel construction ventilation device of the present utility model, by setting the forward and reverse rotation of the first motor to drive the support rod, the spray head on the support rod can wash the front and back sides of the dust-proof cover, improving the cleaning effect of the dust-proof cover.

[0016] 3. For the tunnel construction ventilation device of the present utility model, by setting a storage box, the washed dust-proof cover can be stored.

[0017] Parts not involved in this device are the same as or can be implemented by the prior art. The structure of the present utility model is simple and easy to operate. By alternately using two dust-proof covers, the overall device can work continuously, thus improving the ventilation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] By reading the detailed description of the non-restrictive embodiments with reference to the following drawings, other features, purposes and advantages of the present utility model will become more obvious:

[0019] Figure 1 It is a schematic diagram of the overall structure of the tunnel construction ventilation device of the present utility model;

[0020] Figure 2 It is a schematic diagram of the partial structure of the tunnel construction ventilation device of the present utility model;

[0021] Figure 3This is a partial structural schematic diagram of the ventilation device for tunnel construction of the present utility model;

[0022] Figure 4 This is a partial structural schematic diagram of the ventilation device for tunnel construction of the present utility model.

[0023] In the figure: 1, cylinder body; 2, support legs; 3, support frame; 4, first motor; 5, support rod; 6, nozzle; 7, water tank; 8, delivery pump; 9, delivery pipe; 10, second motor; 11, connection block; 12, dust-proof cover; 13, storage box; 14, handrail; 15, fixing plate; 16, positioning bolt; 17, universal wheel; 18, ventilation fan; 19, protective net. Specific embodiments

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in 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.

[0025] Referring to Figures 1-4 , a ventilation device for tunnel construction includes a cylinder body 1. The inside of the cylinder body 1 is a hollow structure. A ventilation fan 18 is provided on the inner wall of the cylinder body 1. Support legs 2 are provided on the outer wall of the cylinder body 1. A support frame 3 is fixedly connected to the outer wall of the support legs 2. The support frame 3 is a T-shaped structure. A first motor 4 is fixedly installed on the bottom outer wall of the support frame 3. A support rod 5 is rotatably connected to the top outer wall of the support frame 3. The support rod 5 is an L-shaped structure. The output end of the first motor 4 penetrates through the support frame 3 and is fixedly connected to the bottom outer wall of the support rod 5. A plurality of nozzles 6 are provided on the outer wall of the support rod 5. A second motor 10 is fixedly installed on the outer wall of the cylinder body 1. The second motor 10 is installed below the air inlet of the cylinder body 1. The output end of the second motor 10 is fixedly connected to a connection block 11. Connection grooves are provided on the outer walls of both ends of the connection block 11. The two connection grooves at both ends are U-shaped structures. Dust-proof covers 12 are rotatably connected to the outer walls of both ends through axles. Dust-proof nets are provided on the inner walls of the two dust-proof covers 12. The dust-proof covers 12 are located on the outer wall of the air inlet of the cylinder body 1. By alternately using the two dust-proof covers 12, the overall device can achieve continuous operation, thereby improving the ventilation efficiency. By setting the forward and reverse rotation of the first motor 4 to drive the support rod 5, the nozzles 6 on the outer wall of the support rod 5 can wash the front and back sides of the dust-proof cover 12, improving the cleaning effect on the dust-proof cover 12.

[0026] In a ventilation device for tunnel construction of the present utility model, a water tank 7 is provided on the outer wall of the cylinder body 1. A delivery pump 8 is fixedly installed on the outer wall of the water tank 7. The liquid outlet end of the delivery pump 8 is fixedly connected to a delivery pipe 9. The liquid outlet end of the delivery pipe 9 is communicated with the nozzle 6, so as to achieve the effect that the nozzle 6 can continuously clean the dust-proof cover 12.

[0027] A ventilation device for tunnel construction of the present utility model. A storage box 13 is provided on the outer wall of the cylinder body 1. A protective cover is rotatably connected to the bottom outer wall of the storage box 13 through a hinge, so as to achieve the effect of storing the cleaned dust-proof cover 12.

[0028] A ventilation device for tunnel construction of the present utility model. A fixing plate 15 is fixedly connected to the bottom outer wall of the support leg 2. Four positioning bolts 16 are provided on the fixing plate 15, so as to achieve the effect that the device can be fixed on the ground.

[0029] A ventilation device for tunnel construction of the present utility model. A universal wheel 17 is provided on the bottom outer wall of the fixing plate 15, so as to achieve the effect that the device can be easily transported.

[0030] A ventilation device for tunnel construction of the present utility model. A protective net 19 is provided on the inner wall of the cylinder body 1. The size of the protective net 19 is matched with the size of the air outlet of the cylinder body 1, so as to achieve the effect of preventing animals from entering the inside of the cylinder body 1.

[0031] A ventilation device for tunnel construction of the present utility model. A handrail 14 is provided on the outer wall of the cylinder body 1. A rubber sleeve is nested on the outer wall of the handrail 14, so as to achieve the anti-slip effect.

[0032] In the present utility model, during use, the second motor 10 is rotated to drive the connecting block 11 to rotate. The rotation of the connecting block 11 drives the two dust-proof covers 12 to rotate, so that the dust-proof covers 12 alternately rotate to the air outlet of the cylinder body 1, and the other dust-proof cover 12 is exactly in the cleaning position. By setting the forward and reverse rotation of the first motor 4, the rotation of the support rod 5 is driven, so as to drive the nozzle 6 on the outer wall of the support rod 5 to rotate, so that the nozzle 6 can clean the front and back sides of the dust-proof cover 12.

[0033] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present utility model.

Claims

1. A tunnel construction ventilation device, comprising a cylinder body (1), characterized in that: The interior of the cylinder body (1) is a hollow structure. A ventilation fan (18) is provided on the inner wall of the cylinder body (1). Support legs (2) are provided on the outer wall of the cylinder body (1). A support frame (3) is fixedly connected to the outer wall of the support legs (2). The support frame (3) is of a T-shaped structure. A first motor (4) is fixedly installed on the bottom outer wall of the support frame (3). A support rod (5) is rotatably connected to the top outer wall of the support frame (3). The support rod (5) is of an L-shaped structure. The output end of the first motor (4) penetrates through the support frame (3) and is fixedly connected to the bottom outer wall of the support rod (5). A number of spray nozzles (6) are provided on the outer wall of the support rod (5). A second motor (10) is fixedly installed on the outer wall of the cylinder body (1). The second motor (10) is installed below the air inlet of the cylinder body (1). The output end of the second motor (10) is fixedly connected to a connection block (11). Connection grooves are provided on the outer walls of both ends of the connection block (11). The two connection grooves at both ends are of a U-shaped structure. Dust-proof covers (12) rotatably connected by pin shafts are provided on the outer walls of the two connection grooves. Dust-proof nets are provided on the inner walls of the two dust-proof covers (12). The dust-proof covers (12) are located on the outer wall of the air inlet of the cylinder body (1).

2. The tunnel construction ventilation device according to claim 1, characterized in that: A water tank (7) is provided on the outer wall of the cylinder body (1). A delivery pump (8) is fixedly installed on the outer wall of the water tank (7). The liquid outlet end of the delivery pump (8) is fixedly connected to a delivery pipe (9). The liquid outlet end of the delivery pipe (9) is communicated with the spray nozzles (6).

3. The tunnel construction ventilation device according to claim 1, characterized in that: A storage box (13) is provided on the outer wall of the cylinder body (1). A protective cover is rotatably connected to the bottom outer wall of the storage box (13) by a hinge.

4. The tunnel construction ventilation device according to claim 1, characterized in that: A fixing plate (15) is fixedly connected to the bottom outer wall of the support leg (2). Four positioning bolts (16) are provided on the fixing plate (15).

5. According to a tunnel construction ventilation device as described in claim 4, a universal wheel (17) is provided on the bottom outer wall of the fixing plate (15).

6. The tunnel construction ventilation device according to claim 1, characterized in that: A protective net (19) is provided on the inner wall of the cylinder body (1). The size of the protective net (19) matches the size of the air outlet of the cylinder body (1).

7. The tunnel construction ventilation device according to claim 1, characterized in that: A handrail (14) is provided on the outer wall of the cylinder body (1). A rubber sleeve is nested on the outer wall of the handrail (14).

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