CN109281704B - Tunnel construction ventilation gas flexible start monitoring devices - Google Patents
Tunnel construction ventilation gas flexible start monitoring devices Download PDFInfo
- Publication number
- CN109281704B CN109281704B CN201811423822.5A CN201811423822A CN109281704B CN 109281704 B CN109281704 B CN 109281704B CN 201811423822 A CN201811423822 A CN 201811423822A CN 109281704 B CN109281704 B CN 109281704B
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- China
- Prior art keywords
- fixedly connected
- chassis
- plate
- tunnel construction
- sleeve
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- Expired - Fee Related
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
Abstract
The invention belongs to the technical field of tunnel construction, in particular to a flexible starting monitoring device for ventilation gas in tunnel construction, which aims at the problems that a monitoring head in the prior art is inconvenient to adjust, the monitoring effect is influenced, a tunnel cannot be supported at any time, and the treatment cannot be carried out when the gas concentration is too high, and the following solutions are provided: the improved exhaust fan comprises a chassis and a top plate, wherein two first sleeves and two horizontal fixedly connected with clapboards and two balance blocks are fixedly connected to the bottom of the chassis between the first sleeves, a stand column is sleeved in the first sleeve in a threaded manner, a pressing plate is fixedly connected to the bottom of the stand column below the first sleeve, two baffles and two transverse plates are fixedly connected to the top of the chassis in a vertical and fixed manner, and the transverse plates and the two transverse plates are movably connected between the baffles. The invention has good monitoring effect, can support the tunnel, accelerates the gas circulation and reduces the potential safety hazard.
Description
Technical Field
The invention relates to the technical field of tunnel construction, in particular to a flexible starting monitoring device for ventilation gas in tunnel construction.
Background
The tunnel is a building constructed underground or underwater and laid with a railway for the passage of locomotives and vehicles, and can be divided into three types of mountain tunnels, underwater tunnels and urban tunnels according to the position, wherein the mountain tunnels are used for passing through mountains or hills to shorten the distance and avoid large slopes, the underwater tunnels are used for passing through rivers or straits and the urban tunnels are used for passing through the urban underground to meet the requirement of the railway for passing through the urban city, and the mountain tunnels are most constructed in the three types of tunnels.
However, the height and the direction of the monitoring head in the existing monitoring device are not convenient to adjust, the monitoring effect is influenced, the tunnel cannot be supported at any time, and the monitoring head cannot be used for processing when the gas concentration is too high, so that certain potential safety hazards are generated.
Disclosure of Invention
The flexible starting monitoring device for the ventilation gas in tunnel construction provided by the invention solves the problems of unstable movement and lifting, large shaking amplitude of a camera and inconvenience in carrying.
In order to achieve the purpose, the invention adopts the following technical scheme:
a flexible starting monitoring device for ventilation gas in tunnel construction comprises a chassis and a top plate, wherein the top plate is horizontally positioned above the chassis, supporting legs are symmetrically and fixedly connected to two sides of the bottom of the chassis, moving wheels are mounted at the bottoms of the supporting legs, two first sleeves are fixedly connected to the bottom of the chassis, two partition plates are horizontally and fixedly connected between the two first sleeves, a balance block is slidably connected between the two partition plates, an upright post is sleeved in the first sleeve through a thread, a pressing plate is fixedly connected to the bottom of the upright post below the first sleeves, two baffle plates are vertically and fixedly connected to the top of the chassis, a transverse plate is movably connected between the two baffle plates, a plurality of exhaust fans are fixedly connected to one sides of the two baffle plates opposite to each other, sliding blocks are fixedly connected to two sides of the transverse plate, and, an electric push rod is vertically and fixedly connected between the transverse plate and the chassis, the electric push rod is positioned between the two baffle plates, connecting rings are fixedly connected on the front surfaces of the baffle plates, a holding rod is arranged between the two connecting rings in a penetrating manner, supporting plates are fixedly connected on two sides of the top of the transverse plate, a connecting frame matched with the supporting plates is fixedly connected on the bottom of the top plate, a plurality of buffer springs are fixedly connected on the top of the inner wall of the connecting frame, the top of the supporting plate is fixedly connected in the connecting frame and the bottoms of the plurality of buffer springs, a central console and a display screen are fixedly connected in front of the two supporting plates, the central console is positioned below the display screen, the exhaust fan and the electric push rod are respectively and electrically connected with the central console, a plurality of rubber base plates are fixedly connected on the top of the top plate, screw, adjusting sleeve pipe front surface fixed connection has gas concentration monitoring head, well accuse platform and display screen respectively with gas concentration monitoring head electric connection, the equal fixedly connected with in chassis both sides and screw rod assorted second sleeve, the vertical screw of having seted up in second sleeve bottom, screw female connection has the bolt, second sleeve endotheca is equipped with damping spring, the bolt top runs through the screw in the second sleeve fixedly connected with cushion, the bolt bottom is in second sleeve below fixedly connected with button lid.
Preferably, both sides of the bottom of the transverse plate are fixedly connected with placing racks, and the placing plates are horizontally and fixedly connected inside the placing racks.
Preferably, the top and the bottom of the balance block are both fixedly connected with sliding rods, and the partition plate is horizontally provided with through rails matched with the sliding rods.
Preferably, two the equal fixedly connected with of one side that the baffle is opposite to fagging, fagging bottom and chassis fixed connection, and the fagging is located the diaphragm below to one side.
Preferably, the number of the rubber base plates is four, and the four rubber base plates are uniformly distributed on the top plate.
Preferably, the number of the first buffer columns is six, and six first buffer columns are distributed between the two first baffles in an annular array.
Preferably, the outer surface cover of holding rod is equipped with the antiskid cover, and the limiting plate is all installed at the holding rod both ends.
Preferably, an LED lighting lamp tube is fixedly connected between the two connecting frames.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the height and the direction of the gas concentration monitoring head are controlled by the rotation of the adjusting sleeve on the screw rod, the monitoring area is convenient to adjust, and the monitoring effect is good;
2. according to the tunnel support, the pressing plate is attached to the ground by screwing the stand column, and then the electric push rod is controlled to lift the top plate, so that the rubber base plate on the top plate is attached to the top surface inside the tunnel, a supporting effect is achieved, potential safety hazards are reduced, and the working safety of workers is improved;
3. according to the invention, after the gas concentration is displayed through the display screen, the central console can be used for opening the plurality of exhaust fans, so that the circulation of gas in the tunnel is accelerated, and the overhigh gas concentration is prevented.
The invention has good monitoring effect, can support the tunnel, accelerates the gas circulation and reduces the potential safety hazard.
Drawings
Fig. 1 is a schematic structural diagram of a flexible start monitoring device for ventilation gas in tunnel construction according to the present invention;
FIG. 2 is a side view of a flexible start monitoring device for ventilation gas in tunnel construction according to the present invention;
FIG. 3 is an enlarged view of the site A of the flexible start monitoring device for ventilation gas in tunnel construction provided by the invention;
fig. 4 is a schematic structural diagram of a roof in the flexible starting monitoring device for ventilation gas in tunnel construction according to the present invention.
In the figure: 1 chassis, 2 roof, 3 supporting legs, 4 removal wheels, 5 first sleeves, 6 baffles, 7 balancing weights, 8 stands, 9 clamp plates, 10 baffles, 11 horizontal plates, 12 exhaust fans, 13 sliders, 14 chutes, 15 electric push rods, 16 connecting rings, 17 holding rods, 18 supporting plates, 19 connecting frames, 20 buffer springs, 21 center console, 22 display screen, 23 rubber backing plate, 24 screw rods, 25 adjusting sleeve, 26 gas concentration monitoring head, 27 second sleeve, 28 screw holes, 29 bolts, 30 damping springs, 31 cushion block, 32 button covers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a flexible start monitoring device for ventilation gas in tunnel construction comprises a chassis 1 and a top plate 2, wherein the top plate 2 is horizontally arranged above the chassis 1, supporting legs 3 are symmetrically and fixedly connected to two sides of the bottom of the chassis 1, moving wheels 4 are arranged at the bottoms of the supporting legs 3, two first sleeves 5 are fixedly connected to the bottom of the chassis 1, two partition plates 6 are horizontally and fixedly connected between the two first sleeves 5, a balance block 7 is slidably connected between the two partition plates 6, an upright post 8 is sleeved in an inner thread of the first sleeve 5, a pressing plate 9 is fixedly connected to the bottom of the upright post 8 below the first sleeve 5, two baffle plates 10 are vertically and fixedly connected to the top of the chassis 1, a transverse plate 11 is movably connected between the two baffle plates 10, a plurality of exhaust fans 12 are fixedly connected to one opposite sides of the two baffle plates 10, the gas concentration is prevented from being too high, the two sides of the transverse plate 11 are fixedly connected with sliding blocks 13, sliding grooves 14 matched with the sliding blocks 13 are vertically formed in the baffle plates 10, electric push rods 15 are vertically and fixedly connected between the transverse plate 11 and the chassis 1, the electric push rods 15 are positioned between the two baffle plates 10, connecting rings 16 are fixedly connected to the front surfaces of the baffle plates 10, holding rods 17 are arranged between the two connecting rings 16 in a penetrating mode, supporting plates 18 are fixedly connected to the two sides of the top of the transverse plate 11, connecting frames 19 matched with the supporting plates 18 are fixedly connected to the bottom of the top plate 2, a plurality of buffer springs 20 are fixedly connected to the tops of the inner walls of the connecting frames 19, the tops of the supporting plates 18 are fixedly connected to the bottoms of the connecting frames 19 and the bottoms of the plurality of buffer springs 20, a central control console 21 and a display screen 22 are fixedly connected to the front of the, the top of the top plate 2 is fixedly connected with a plurality of rubber backing plates 23, the upright post 8 is rotated to enable the pressing plate 9 to be attached to the ground, then the electric push rod 15 is controlled to enable the rubber backing plates 23 on the top plate 2 to be attached to the top surface inside the tunnel, the device is enabled to support the tunnel, potential safety hazards are reduced, the working safety of workers is improved, both sides of the bottom of the top plate 2 are vertically and fixedly connected with screw rods 24, external thread sleeves of the screw rods 24 are sleeved with adjusting sleeves 25, the front surface of the adjusting sleeves 25 is fixedly connected with a gas concentration monitoring head 26, the height and the direction of the gas concentration monitoring head 26 are controlled by screwing the adjusting sleeves 25 on the screw rods 24, the monitoring area is convenient to adjust, the monitoring effect is good, the central console 21 and the display screen 22 are respectively and electrically connected with the gas concentration monitoring head 26, both sides of the chassis 1 are fixedly, the screw hole 28 is connected with a bolt 29 through an internal thread, the second sleeve 27 is sleeved with a damping spring 30, the top of the bolt 29 penetrates through the screw hole 28 and is fixedly connected with a cushion block 31 in the second sleeve 27, and the bottom of the bolt 29 is fixedly connected with a button cover 32 below the second sleeve 27.
The working principle is as follows: when the utility model is used, the worker firstly twists the upright post 8 in the first sleeve 5 to make the pressing plate 9 fit with the ground, then the electric push rod 15 is controlled to lift the top plate 2 to make the rubber pad 23 on the top plate 2 fit with the top surface of the tunnel interior, at this time, the bolt 29 on the second sleeve 27 is tightened, the screw rod 24 is limited, the device can support the tunnel in an auxiliary way, the potential safety hazard is reduced, the working safety of workers is improved, the height and the direction of the gas concentration monitoring head 26 are controlled by rotating the adjusting sleeve 25 on the screw rod 24, the monitoring area is convenient to adjust, the monitoring effect is good, the gas concentration monitoring head 26 transmits data to the display screen 22, after the display screen 22 displays the gas concentration, the operator observes the values to select whether to turn on the exhaust fan 12 using the console 21, when the exhaust fan 12 is turned on, the circulation of gas in the tunnel is accelerated, and the gas concentration is prevented from being too high.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The flexible starting monitoring device for ventilation gas in tunnel construction comprises a chassis (1) and a top plate (2), and is characterized in that the top plate (2) is horizontally arranged above the chassis (1), supporting legs (3) are symmetrically and fixedly connected to the two sides of the bottom of the chassis (1), moving wheels (4) are mounted at the bottoms of the supporting legs (3), two first sleeves (5) are fixedly connected to the bottom of the chassis (1), two partition plates (6) are horizontally and fixedly connected between the first sleeves (5), two balance blocks (7) are slidably connected between the partition plates (6), a stand column (8) is sleeved in the first sleeve (5), a pressing plate (9) is fixedly connected to the bottom of the stand column (8) below the first sleeve (5), two baffle plates (10) are vertically and fixedly connected to the top of the chassis (1), and a transverse plate (11) is movably connected between the two baffle plates (10), the exhaust fan assembly comprises two baffles (10), wherein one side of each baffle (10) opposite to the other side of each baffle is fixedly connected with a plurality of exhaust fans (12), two sides of each transverse plate (11) are fixedly connected with sliders (13), sliding grooves (14) matched with the sliders (13) are vertically formed in the baffles (10), an electric push rod (15) is vertically and fixedly connected between each transverse plate (11) and the chassis (1), each electric push rod (15) is positioned between the two baffles (10), the front surfaces of the baffles (10) are fixedly connected with connecting rings (16), a holding rod (17) penetrates between the two connecting rings (16), two sides of the top of each transverse plate (11) are fixedly connected with supporting plates (18), the bottom of the top plate (2) is fixedly connected with connecting frames (19) matched with the supporting plates (18), and the top of the inner walls of the connecting frames (19) is, the top of the supporting plate (18) is fixedly connected with the bottoms of the buffer springs (20) in the connecting frame (19), two supporting plates (18) are fixedly connected with a central console (21) and a display screen (22) in front, the central console (21) is positioned below the display screen (22), the exhaust fan (12) and the electric push rod (15) are respectively electrically connected with the central console (21), the top of the top plate (2) is fixedly connected with a plurality of rubber base plates (23), two sides of the bottom of the top plate (2) are vertically and fixedly connected with screw rods (24), adjusting sleeves (25) are sleeved on external threads of the screw rods (24), gas concentration monitoring heads (26) are fixedly connected with the front surfaces of the adjusting sleeves (25), the central console (21) and the display screen (22) are respectively electrically connected with the gas concentration monitoring heads (26), second sleeves (27) matched with the screw rods (24) are fixedly connected with two sides of the chassis (1), screw hole (28) have vertically been seted up to second sleeve (27) bottom, screw hole (28) female connection has bolt (29), damping spring (30) are equipped with to the cover in second sleeve (27), bolt (29) top is run through screw hole (28) and is fixedly connected with cushion (31) in second sleeve (27), bolt (29) bottom is in second sleeve (27) below fixedly connected with button lid (32).
2. The flexible starting monitoring device for the tunnel construction ventilation gas as claimed in claim 1, wherein both sides of the bottom of the transverse plate (11) are fixedly connected with placing racks, and the placing racks are horizontally and fixedly connected with placing plates.
3. The flexible starting monitoring device for the ventilation gas in the tunnel construction as claimed in claim 2, wherein the top and the bottom of the balance weight (7) are both fixedly connected with a sliding rod, and the partition plate (6) is horizontally provided with a through rail matched with the sliding rod.
4. The flexible starting monitoring device for ventilation gas in tunnel construction according to claim 2, characterized in that one side of each of the two baffles (10) opposite to each other is fixedly connected with a diagonal bracing plate, the bottom of the diagonal bracing plate is fixedly connected with the chassis (1), and the diagonal bracing plate is located below the transverse plate (11).
5. The flexible starting monitoring device for the ventilation gas in the tunnel construction as claimed in claim 3, characterized in that the number of the rubber pads (23) is four, and the four rubber pads (23) are evenly distributed on the top plate (2).
6. The flexible starting monitoring device for the tunnel construction ventilation gas as claimed in claim 5, wherein an anti-slip sleeve is sleeved on the outer surface of the holding rod (17), and limiting plates are mounted at two ends of the holding rod (17).
7. The flexible starting monitoring device for the ventilation gas in the tunnel construction as claimed in claim 1, characterized in that the opposite sides of the two partition boards (6) are provided with graduated scales.
8. The flexible starting and monitoring device for ventilation gas in tunnel construction according to claim 1, characterized in that an LED lighting lamp tube is fixedly connected between the two connecting frames (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811423822.5A CN109281704B (en) | 2018-11-27 | 2018-11-27 | Tunnel construction ventilation gas flexible start monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811423822.5A CN109281704B (en) | 2018-11-27 | 2018-11-27 | Tunnel construction ventilation gas flexible start monitoring devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109281704A CN109281704A (en) | 2019-01-29 |
| CN109281704B true CN109281704B (en) | 2020-03-24 |
Family
ID=65172851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811423822.5A Expired - Fee Related CN109281704B (en) | 2018-11-27 | 2018-11-27 | Tunnel construction ventilation gas flexible start monitoring devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109281704B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1559207A1 (en) * | 1988-01-04 | 1990-04-23 | Кузбасский Политехнический Институт | Method of degassing an excavated space |
| SU1681023A1 (en) * | 1989-06-13 | 1991-09-30 | Центральный научно-исследовательский геологоразведочный институт цветных и благородных металлов | Automatic air distribution system for mines and pits |
| CN206158777U (en) * | 2016-08-31 | 2017-05-10 | 包头市北工机械有限公司 | Tunnel ventilation system of discharging fume |
| CN106640106B (en) * | 2017-02-23 | 2018-01-16 | 淮南矿业(集团)有限责任公司 | A kind of mining tunneling boring hard rock mole and its circulation driving method |
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2018
- 2018-11-27 CN CN201811423822.5A patent/CN109281704B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN109281704A (en) | 2019-01-29 |
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Granted publication date: 20200324 Termination date: 20201127 |