CN211603095U - Shield constructs gaseous detection device in robot cabin - Google Patents
Shield constructs gaseous detection device in robot cabin Download PDFInfo
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- CN211603095U CN211603095U CN201922293871.8U CN201922293871U CN211603095U CN 211603095 U CN211603095 U CN 211603095U CN 201922293871 U CN201922293871 U CN 201922293871U CN 211603095 U CN211603095 U CN 211603095U
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Abstract
The utility model discloses a shield constructs gaseous detection device in cabin of robot, including the human cabin body, set up the reserve gas pocket on the human cabin body and set up the shield supporting beam outside the human cabin body, be provided with the pumping type sampling device on the shield supporting beam, the inlet port of the pumping type sampling device with through admitting air hose connection between the reserve gas pocket, the pumping type sampling device is connected with the gas alarm control box; the utility model designs all the detection devices and auxiliary detection devices in a pump-suction type sampling device of 400mm x 300mm x 200mm in a centralized manner for detecting the gas concentration in the human cabin, thereby avoiding the limitation of the space inside and outside the human cabin in the prior art and avoiding the incapability of arranging other auxiliary detection devices; the utility model discloses can detect the area in the people cabin and press gas, only need extract a small amount of gas and just can carry out accurate detection, and can not destroy the pressurize in the people cabin and adjust the balance.
Description
Technical Field
The utility model belongs to the technical field of gaseous detection, specifically belong to a shield constructs gaseous detection device in robot cabin.
Background
In the subway shield construction process, a shield machine needs to be subjected to pressurized cabin opening operation under special conditions, the gas concentration cannot be detected by a conventional gas detection device due to the pressurized gas in a passenger cabin, the space in the passenger cabin is limited, and the detection device is inconvenient to arrange in the passenger cabin; when people cabin proruption harmful gas, perhaps under the unusual condition of certain gas concentration, operation personnel and control room can't in time know, can make operation personnel's life safety can't be ensured like this, in order to ensure going on smoothly of the construction operation of opening a warehouse and constructor's life safety, it is necessary to carry out real-time gas concentration detection to the high-pressure gas in the people cabin.
Gaseous detection among the prior art is that the cabin is received to the human cabin outside through the high-pressure gas of gas connection pipe in with the human cabin, through pressure relief device, gaseous detector, the detection of people cabin gas is realized to alarm lamp and various valves etc, the mode that above-mentioned gaseous detection need set up a series of gas pipeline and valve outside the human cabin, need occupy great space, be unfavorable for the personnel circulation outside the human cabin and lay of other detection auxiliary assembly, and current gaseous detection mode can only detect the gas under the human cabin high pressure, when the shield construction is in the ordinary pressure construction, gaseous can not follow the human cabin in the nature outside of flowing into the human cabin, can't detect harmful gas.
SUMMERY OF THE UTILITY MODEL
The gaseous detection in people's cabin receives the restriction in space and can not set up other problems that detect auxiliary assembly among the prior art, the utility model provides a shield constructs gaseous detection device in robot cabin, its aim at: the gas in the human cabin is detected by the detection device with comprehensive functions and small use space.
The utility model adopts the technical scheme as follows:
the utility model provides a shield constructs gaseous detection device in robot compartment, includes the human cabin body, sets up the reserve gas pocket in the human cabin body and sets up at the external shield of human cabin and prop up a supporting beam in the human cabin, the shield is provided with the suction type sampling device of pump on propping up a supporting beam, the suction type sampling device's of pump inlet port with connect through the flexible pipe that admits air between the reserve gas pocket, the suction type sampling device of pump is connected with gaseous alarm control box.
In the scheme, the detection device is arranged on a shield support beam outside a human cabin body, the pump suction type sampling device is connected with a standby air hole of the human cabin body, gas in the human cabin body is sucked out by the pump suction type sampling device and is filtered, depressurized and detected by the pump suction type sampling device, the pump suction type sampling device is connected with a gas alarm control box, the gas alarm control box can collect detected data, and when the concentration of the gas exceeds a set value (the set value comprises an upper limit value and a lower limit value), the gas alarm control box can give an alarm and transmit the gas data to an upper computer through RS485 communication; the utility model designs all the detection devices and auxiliary detection devices in a pump-suction type sampling device of 400mm x 300mm x 200mm in a centralized manner for detecting the gas concentration in the human cabin, thereby avoiding the inconvenience of setting other auxiliary detection devices due to the space limitation inside and outside the human cabin in the prior art; the utility model discloses can detect the area in the people cabin and press gas, only need extract a small amount of gas and just can carry out accurate detection, and can not destroy the pressurize in the people cabin and adjust the balance.
Preferably, the pumping type sampling device comprises an explosion-proof shell and a connecting hose arranged in the explosion-proof shell, wherein an air inlet and an air outlet are formed in the explosion-proof shell, a water-air dust treatment device, a high-pressure adjusting device, a pumping air suction device, a first gas chamber and a second gas chamber are sequentially arranged on the connecting hose, one end of the connecting hose is connected with the air inlet, the other end of the connecting hose is connected with the air outlet, the water-air dust treatment device is close to the air inlet, and the first gas chamber and the second gas chamber are respectively connected with a gas detector. By adopting the preferred scheme, the water-gas-dust treatment device, the high-pressure device, the gas pumping device, the gas detector and the like are arranged in the explosion-proof shell in a centralized manner, so that excessive detection equipment and detection pipelines arranged outside the cabin of a person are avoided, and excessive space is occupied; the water gas dust treatment device can filter the gas to be detected, filter dust and moisture in the gas and prevent the gas and impurities from influencing subsequent detection; the pump gas suction device can extract gas for the aspirator pump for gaseous circulation, and when the shield construction was in the ordinary pressure, the pump gas suction device can extract the gas of people's cabin ordinary pressure, has solved only to have people's cabin high-pressure gas to detect and does not have the drawback that the ordinary pressure gas detected among the prior art. The first gas bin and the second gas bin can accelerate the flowing speed of gas, so that the real-time performance of detection is improved; the utility model discloses a pump suction type sampling device collection filters, decompression and pump three functions and an organic whole of inhaling, can carry out the processing of full aspect and will handle the gas in people's cabin and carry the gas after handling for gas detector through the hose, sets up the gas detector of two four unifications, and each gas detector detects four kinds of different gas concentrations respectively.
Preferably, the gas detector is connected with the gas alarm control box. Adopt this preferred scheme, connect gas detector and gas alarm control box, gas alarm control box can directly gather the data that gas detector detected, if gas concentration exceeds the upper limit, gas alarm control box can send out the police dispatch newspaper, and gas data also can pass through RS485 communication transmission simultaneously and give the control room.
Preferably, the pumping sampling device is a square housing, and the size of the square housing is 400mm × 300mm × 200 mm. By adopting the preferred scheme, the pump suction type sampling device is a square shell with the size of 400mm multiplied by 300mm multiplied by 200mm, the occupied space is small, and the device is convenient to arrange on the shield support beam.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses set up detection device on the shield structure supporting beam of people's cabin body, the reserve gas pocket in people's cabin is connected to the pumping formula sampling device, utilize the pumping formula sampling device to absorb the gas in people's cabin out and filter, step-down and detection processing at the pumping formula sampling device, the pumping formula sampling device is connected with gaseous alarm control box, gaseous alarm control box can gather the data that detect, when gaseous concentration exceedes the upper limit, gaseous alarm control box can take place the police dispatch newspaper and transmit gas data to the host computer through RS485 communication; the utility model designs all the detection devices and auxiliary detection devices in a pump-suction type sampling device of 400mm x 300mm x 200mm in a centralized manner for detecting the gas concentration in the human cabin, thereby avoiding the limitation of the space inside and outside the human cabin in the prior art and avoiding the incapability of arranging other auxiliary detection devices; the utility model discloses can detect the area in the people cabin and press gas, only need extract a small amount of gas and just can carry out accurate detection, and can not destroy the pressurize in the people cabin and adjust the balance.
2. The water-gas-dust treatment device, the high-pressure device, the gas pumping device, the gas detector and the like are arranged in the explosion-proof shell in a centralized manner, so that excessive detection equipment and detection pipelines arranged outside the cabin are avoided, and excessive space is occupied; the water gas dust treatment device can filter the gas to be detected, filter dust and moisture in the gas and prevent the gas and impurities from influencing subsequent detection; the gas pumping device is an air suction pump and can pump gas, so that the gas circulation is accelerated, and when the shield construction is under normal pressure, the gas pumping device can pump the gas under the normal pressure in the human cabin, so that the defect that in the prior art, only high-pressure gas in the human cabin can be detected but normal-pressure gas cannot be detected is overcome; the utility model discloses a pump suction type sampling device collection filters, decompression and pump three functions and an organic whole of inhaling, can carry out the processing of full aspect and will handle the gas in people's cabin and carry the gas after handling for gas detector through the hose, sets up the gas detector of two four unifications, and each gas detector detects four kinds of different gas concentrations respectively.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of: the utility model discloses a schematic diagram of a specific embodiment.
FIG. 2 is a diagram of: the utility model discloses a pump suction type sampling device's a specific implementation's schematic diagram.
Reference numerals: 1-human cabin; 2-shield support beam; 3-a pumping sampling device; 4-an air inlet hose; 5-gas alarm control; 6-a water and gas dust treatment device; 7-high pressure regulating means; 8-a gas pumping device; 9-a first gas plenum; 10-a second gas plenum; 11-gas detector.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The present invention will be described in detail with reference to fig. 1 and 2.
The utility model provides a shield constructs gaseous detection device in robot compartment, includes the human cabin body 1, sets up the reserve gas pocket on the human cabin body 1 and sets up a shield supporting beam 2 outside the human cabin body 1, shield supporting beam 2 is last to be provided with pump suction type sampling device 3, the inlet port of pump suction type sampling device 3 with connect through air inlet hose 4 between the reserve gas pocket, pump suction type sampling device 3 is connected with gaseous alarm control box 5.
The pump suction type sampling device 3 comprises an explosion-proof shell and a connecting hose arranged in the explosion-proof shell, wherein an air inlet and an air outlet are formed in the explosion-proof shell, a water-air dust treatment device 6, a high-pressure adjusting device 7, a pump suction device 8, a first gas chamber 9 and a second gas chamber 10 are sequentially arranged on the connecting hose, one end of the connecting hose is connected with the air inlet, the other end of the connecting hose is connected with the air outlet, the water-air dust treatment device 6 is close to the air inlet, and the first gas chamber 9 and the second gas chamber 10 are respectively connected with a gas detector 11.
The gas detector 11 is connected with the gas alarm control box 5.
The pumping type sampling device 3 is a square shell, and the size of the square shell is 400mm multiplied by 300mm multiplied by 200 mm.
In the above scheme, a pumping type sampling device 3 is arranged on a shield support beam 2 of a cabin body 1 of a human cabin, so that pressurized gas in the human cabin can be pumped out, the pumping speed of the gas is small and adjustable, the adjustment range is 0-2L/min, the pressure stability of the human cabin 1 can be guaranteed through a human cabin gas pressure maintaining system at the pumping speed, a water-gas-dust treatment device 6 is arranged in the pumping type sampling device 3, the gas can be filtered, a high-pressure adjustment device 7 such as a pressure reducing valve can be used for reducing the pressure of the high-pressure gas, a pumping device 8 such as a suction pump can be used for accelerating the pumping of the gas and can also be used for pumping and detecting the gas under the normal pressure of the human cabin, the filtered and decompressed gas passes through a first gas chamber 9 and a second gas chamber 10, the two gas chambers are respectively connected with a gas detector 11, and the gas detector 11 is a four-in-one gas detector 11, the concentration of four different gases can be detected, the detected gases flow out from the first gas chamber 9 and the second gas chamber 10, the gas alarm control box 5 can further collect the detection data of the gas detector 11, if the concentration of the gases exceeds a set value, alarm processing can be carried out, and meanwhile, the collected data can be transmitted to the control room through RS485 communication;
the shell of the pump-suction type sampling device 3 is an explosion-proof shell, an electrical connection hole, an air inlet hole and an air outlet hole are formed in the explosion-proof shell, the explosion-proof shell is internally divided into a top layer and a bottom layer, the top layer is sequentially provided with the air inlet hole, a water-air-dust treatment device 6, a high-pressure adjusting device 7 and a pump suction device 8, the bottom layer is sequentially provided with a first gas chamber 9, a second gas chamber 10 and an air outlet hole, wherein the first gas chamber 9 and the second gas chamber 10 are respectively connected with a gas detector 11, the air inlet hole is connected with a spare air hole in a cabin body through an air inlet hose 4, and considering that the space in the explosion-proof shell is limited, two four-in-one gas detectors 11 are more reasonably selected, and the; the control system of the pump-suction sampling device 3 is prior art and will not be described in detail here.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (4)
1. The utility model provides a shield constructs gaseous detection device in robot compartment, includes the human cabin body (1), sets up reserve gas pocket and the shield that sets up outside the human cabin body (1) and prop up supporting beam (2) in the human cabin body (1), its characterized in that: the shield constructs and is provided with on a supporting beam (2) and inhale formula sampling device (3) with the inlet port of inhaling formula sampling device (3) with connect through air inlet hose (4) between the reserve gas pocket, it is connected with gaseous alarm control box (5) to inhale formula sampling device (3) in the pump.
2. The detection device for the shield robot cabin gas according to claim 1, characterized in that: pump suction type sampling device (3) include explosion-proof shell and the coupling hose of setting in explosion-proof shell, be provided with inlet port and venthole on the explosion-proof shell, coupling hose is last to have set gradually aqueous vapor dust processing apparatus (6), high pressure regulating device (7), to pump air suction device (8), first gas bin (9) and second gas bin (10), coupling hose's one end with the inlet port is connected, the other end with the venthole is connected, aqueous vapor dust processing apparatus (6) are close to the inlet port, first gas bin (9) and second gas bin (10) are connected with a gas detector (11) respectively.
3. The detection device for the shield robot cabin gas according to claim 2, characterized in that: the gas detector (11) is connected with the gas alarm control box (5).
4. The detection device for the shield robot cabin gas according to claim 1, characterized in that: the pumping type sampling device (3) is a square shell, and the size of the square shell is 400mm multiplied by 300mm multiplied by 200 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922293871.8U CN211603095U (en) | 2019-12-19 | 2019-12-19 | Shield constructs gaseous detection device in robot cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922293871.8U CN211603095U (en) | 2019-12-19 | 2019-12-19 | Shield constructs gaseous detection device in robot cabin |
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| Publication Number | Publication Date |
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| CN211603095U true CN211603095U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922293871.8U Active CN211603095U (en) | 2019-12-19 | 2019-12-19 | Shield constructs gaseous detection device in robot cabin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112710781A (en) * | 2020-11-26 | 2021-04-27 | 中船重型装备有限公司 | Device and method for detecting gas in shield robot cabin |
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2019
- 2019-12-19 CN CN201922293871.8U patent/CN211603095U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112710781A (en) * | 2020-11-26 | 2021-04-27 | 中船重型装备有限公司 | Device and method for detecting gas in shield robot cabin |
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