CN220134007U - Mining pneumatic air door control box - Google Patents
Mining pneumatic air door control box Download PDFInfo
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- CN220134007U CN220134007U CN202320976314.XU CN202320976314U CN220134007U CN 220134007 U CN220134007 U CN 220134007U CN 202320976314 U CN202320976314 U CN 202320976314U CN 220134007 U CN220134007 U CN 220134007U
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- 238000005065 mining Methods 0.000 title claims abstract description 15
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- 230000009466 transformation Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The utility model discloses a mining pneumatic air door control box which comprises a main valve box, wherein a filtering pressure regulating module, a pressure reducing module, a first button valve, a second button valve, a pneumatic valve and a pneumatic multi-position control valve are arranged in the main valve box; the air source is divided into two paths after being communicated to the filtering and pressure regulating module through a pipeline, one path is used as working gas to be communicated to the air inlet end of the pneumatic multi-position control valve, and the other path is used as control gas to be communicated to the air inlet ends of the first button valve and the second button valve after being depressurized by the depressurization module; the air outlet end of the first button valve is connected to the air inlet end of the pneumatic valve, and the air outlet end of the pneumatic valve is communicated to the opening control end of the pneumatic multi-position control valve; the air outlet end of the second button valve is connected to the closed control end communicated with the pneumatic multi-position control valve. The mining pneumatic air door control box realizes interlocking control of the air door in a pneumatic mode and has the advantages of low transformation cost and short construction period.
Description
Technical Field
The utility model relates to a control box, in particular to a system for pneumatically controlling an air door in a mine tunnel applied to underground operation, and belongs to the technical field of mining equipment.
Background
At present, in underground mine channels, air channels are required to be arranged for ventilation, explosion prevention, emergency avoidance and other requirements, and air doors are required to be arranged on two sides of the air channels for opening and closing control. The air doors on two sides of the same air duct are required to realize an interlocking function through the control unit, namely after the air door on one end of the air duct is opened, the air door on the other end of the air duct cannot be opened, so that the interlocking is realized, the air doors on two ends of the air duct are prevented from being opened simultaneously, the interlocking function is beneficial to preventing air flow in a mine channel from forming a short circuit through the air duct, and a temporary protection area is also beneficial to being constructed in the air duct.
Nowadays, a control unit realized by conventional interlocking adopts a mechanical structure (underground control is in explosion-proof requirement and cannot be controlled by electric control equipment such as an electromagnet and the like), but the mechanical structure has the defect of high failure rate, and the mechanical structure can be applied only after the design of the optimal matching under the condition of different air duct structures, so that the construction period is long and the manufacturing cost is high. Therefore, the company builds a set of air door control system based on a pneumatic mode to solve the problems, and a pneumatic source is obtained from the underground existing air pressure pipeline, so that the interlocking control with low cost can be realized without additionally providing an air pressure station.
Disclosure of Invention
The utility model aims to overcome the defects and provide the mining pneumatic air door control box which realizes interlocking control of the air door in a pneumatic mode and has the advantages of low transformation cost and short construction period.
The purpose of the utility model is realized in the following way:
the implementation mode is as follows:
the mining pneumatic air door control box comprises a main valve box, wherein a filtering pressure regulating module, a pressure reducing module, a first button valve, a second button valve, a pneumatic valve and a pneumatic multi-position control valve are arranged in the main valve box;
the air source is divided into two paths after being communicated to the filtering and pressure regulating module through a pipeline, one path is used as working gas to be communicated to the air inlet end of the pneumatic multi-position control valve, and the other path is used as control gas to be communicated to the air inlet ends of the first button valve and the second button valve after being depressurized by the depressurization module;
the air outlet end of the first button valve is connected to the air inlet end of the pneumatic valve, and the air outlet end of the pneumatic valve is communicated to the opening control end of the pneumatic multi-position control valve; the air outlet end of the second button valve is connected to the closed control end communicated with the pneumatic multi-position control valve.
Preferably, the filter press further comprises a button box, a third button valve and a fourth button valve are arranged in the button box, a first selection valve is connected in series between the first button valve and the pneumatic valve, a second selection valve is connected in series between the second button valve and the pneumatic multi-position control valve, air inlet ends of the third button valve and the fourth button valve are connected to air outlet ends of the filter press module, and air outlet ends of the third button valve and the fourth button valve are connected to the second selection valve and the first selection valve respectively.
Preferably, the hydraulic control system further comprises an electromagnetic valve box arranged outside the well, wherein the electromagnetic valve box comprises a multi-position electromagnetic control valve, a third selection valve is connected between the pneumatic valve and the pneumatic multi-position control valve in series, and a fourth selection valve is connected between the second button valve and the pneumatic multi-position control valve in series; the air inlet end of the multi-position electromagnetic control valve is communicated with an air source, and the two output ends of the multi-position electromagnetic control valve are respectively communicated with the air inlet ends of a third selection valve and a fourth selection valve in the main valve box through pipelines.
The implementation mode II is as follows:
the mining pneumatic air door control box comprises a main valve box and a button box which are arranged in a well, and an electromagnetic valve box which is arranged outside the well, wherein a filtering pressure regulating module, a pressure reducing module, a button valve I, a button valve II, a pneumatic valve, a pneumatic multi-position control valve, a selection valve I, a selection valve II, a selection valve III and a selection valve IV are arranged in the main valve box; a third button valve and a fourth button valve are arranged in the button box, and the solenoid valve box comprises a multi-position solenoid control valve;
the air source is communicated to the filtering pressure regulating module through a pipeline and then is divided into two paths, one path is used as working gas to be communicated to the air inlet end of the pneumatic multi-position control valve, and the other path is used as control gas to be communicated to the air inlet ends of the first button valve, the second button valve, the third button valve and the fourth button valve after being depressurized by the depressurization module;
the air outlet end of the first button valve is connected to the first air inlet end of the first selection valve, the air outlet end of the first selection valve is connected to the air inlet end of the pneumatic valve, the air outlet end of the pneumatic valve is communicated to the first air inlet end of the third selection valve, and the air outlet end of the third selection valve is communicated to the opening control end of the pneumatic multi-position control valve;
the air outlet end of the second button valve is connected to the first air inlet end of the second selection valve, the air outlet end of the second selection valve is connected to the first air inlet end of the third selection valve, and the air outlet end of the third selection valve is communicated to the closed control end of the pneumatic multi-position control valve;
the air outlet end of the button valve III is connected to the second air inlet end of the selection valve II;
the air outlet end of the button valve IV is connected to the second air inlet end of the first selection valve;
the air source is input into the air inlet of the multi-position electromagnetic control valve, and two output ends of the multi-position electromagnetic control valve are respectively communicated with the second air inlet ends of the third selection valve and the fourth selection valve in the main valve box through pipelines;
the two air outlet ends of the pneumatic multiposition control valve are respectively connected to the two air inlet ends of the pneumatic lockset;
preferably, the pneumatic valve is a normally open control valve, and the pneumatic multi-position control valve is a normally closed control valve; the air outlet end of the selection valve III in the control box for driving the first air door is communicated to the pneumatic control end of the pneumatic valve in the control box for driving the second air door through a pipeline.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model adopts a pneumatic mode to drive and control the pneumatic lock for controlling the opening and closing of the air door, can conveniently carry out low-cost transformation on the existing air door, only needs to replace a conventional mechanical lock by using the pneumatic lock during transformation, then installs the main valve box in the air duct, installs the button box outside the air duct, and selects whether to install the electromagnetic valve box in an underground ground control station according to actual requirements, and then connects with corresponding air channel pipelines. Compared with the conventional mechanical control mode, the pneumatic control mode has the advantages that the structure is simpler, the pneumatic control mode is not easily influenced by external environment, faults are not easily generated, and the safety performance of the pneumatic control mode is improved.
Drawings
Fig. 1 is a schematic diagram of the layout of the air path of the mining pneumatic air door control box.
FIG. 2 is a schematic diagram of the layout of the air path of the main valve box in the present utility model.
Wherein:
a main valve housing 101, a button housing 102, and a solenoid valve housing 103;
a filtering pressure regulating module 1, a pressure reducing module 2 and a pneumatic lock 3;
button valve one KT1, button valve two KT2, button valve three KT3, button valve four KT4;
a pneumatic valve KT5 and a pneumatic multi-position control valve KT6;
a multi-position solenoid control valve QT;
selection valve one K1, selection valve two K2, selection valve three K3 and selection valve four K4.
Description of the embodiments
Referring to fig. 1, the utility model relates to a mining pneumatic air door control box, which comprises a main valve box 101, a button box 102 and a solenoid valve box 103.
Referring to fig. 2, a filter pressure regulating module 1, a pressure reducing module 2, a first button valve KT1, a second button valve KT2, a pneumatic valve KT5, a pneumatic multi-position control valve KT6, a first selection valve K1, a second selection valve K2, a third selection valve K3 and a fourth selection valve K4 are arranged in the main valve box 101;
the high-pressure gas in the submerged pneumatic pipeline is led out through a branch and is used as a gas source, the gas source is communicated to the filtering and pressure regulating module 1 through a pipeline and then is divided into two paths, one path is used as working gas to be communicated to the gas inlet end of the pneumatic multi-position control valve KT6, and the other path is used as control gas to be communicated to the gas inlet ends of the button valve I KT1 and the button valve II KT2 after being depressurized by the depressurization module 2;
the air outlet end of the button valve I KT1 is connected to the first air inlet end of the selection valve I K1, the air outlet end of the selection valve I K1 is connected to the air inlet end of the pneumatic valve KT5, the air outlet end of the pneumatic valve KT5 is communicated to the first air inlet end of the selection valve III K3, and the air outlet end of the selection valve III K3 is communicated to the opening control end of the pneumatic multi-position control valve KT6;
the air outlet end of the button valve II KT2 is connected to the first air inlet end of the selection valve II K2, the air outlet end of the selection valve II K2 is connected to the first air inlet end of the selection valve III K4, and the air outlet end of the selection valve III K4 is communicated to the closed control end of the pneumatic multi-position control valve KT6;
the two air outlet ends of the pneumatic multiposition control valve KT6 are respectively connected to the two air inlet ends of the pneumatic lock 3;
wherein, pneumatic valve KT5 is normally open control valve, and pneumatic multiposition control valve KT6 is normally closed control valve.
The working principle of the utility model is as follows:
when in use, the control box is provided with two sets of pneumatic locks 3 for respectively controlling the two air doors. And the air outlet end of the selection valve III K3 in the main valve box 101 of the first control box is led out to be communicated with the pneumatic control end of the pneumatic valve KT5 in the main valve box 101 of the second control box through a pipeline.
When the air door corresponding to the first control box needs to be opened, the button valve one KT1 is pressed, at the moment, the button valve one KT1 conducts the input control gas to the pneumatic valve KT5 through the selection valve one K1, the pneumatic valve KT5 is a normally open valve, and at the moment, the pneumatic control end of the pneumatic valve KT5 is not provided with the control gas input, so that the pneumatic valve KT5 is conducted, the control gas is input to the opening control end of the pneumatic multi-position control valve KT6 through the selection valve three K3, at the moment, a TA channel of the pneumatic multi-position control valve KT6 is opened, and the working gas input to the input end of the pneumatic multi-position control valve KT6 through the filtering pressure regulating module 1 is input to the electromagnetic valve box 103 through an A port of the pneumatic multi-position control valve KT6 to realize the door opening action; and in the process of opening the door, the air outlet end of the three K3 of the selection valve is led out to be communicated to the air control end of the air valve KT5 in the main valve box 101 of the second control box through a pipeline to lock the air valve KT5 of the second control box, so that even if the button valve KT1 of the second control box is pressed, the air valve KT5 cannot be opened, and the interlocking is realized.
Similarly, when the air door corresponding to the first control box needs to be closed, the button valve II KT2 is pressed, at this time, after the control gas conducted and input by the button valve II KT2 passes through the selection valve II K2, the air door is closed again through the closed control end of the pneumatic multi-position control valve KT6 after the selection valve III K4 is input, meanwhile, the button valve I KT1 is not pressed to be in a closed state, at this time, the air outlet end of the selection valve III K3 is not output to the pneumatic valve KT5 in the second control box, so that the pneumatic valve KT5 in the second control box is in an open state, and at this time, if the second air door needs to be opened, the button valve I KT1 of the second control box can be pressed to be opened.
Further, referring to fig. 1, a button valve three KT3 and a button valve four KT4 are disposed in the button box 102, after the air outlet end of the depressurization module 2 in the main valve box 101 passes out of the main valve box 101 through a pipeline, the air inlet ends of the button valve three KT3 and the button valve four KT4 are connected to the button box 102, the air outlet end of the button valve three KT3 is connected to the second air inlet end of the selection valve two K2, and the air outlet end of the button valve four KT4 is connected to the second air inlet end of the selection valve one K1;
when the air door corresponding to the first control box needs to be opened, the button valve four KT4 can be pressed down, and the button box 102 is arranged in the main valve box 101 and the button box 102 which are respectively positioned inside and outside the air door, so that the operation can be conveniently performed before and after an operator enters the air door.
Similarly, when the air door corresponding to the first control box needs to be closed, the button valve tri-KT 3 can be pressed down.
Further, referring to fig. 1, the electromagnetic valve box 103 includes a multi-position electromagnetic control valve QT, and the air source is input into the air inlet of the multi-position electromagnetic control valve QT after passing through another filtering pressure-regulating module, and two output ends of the multi-position electromagnetic control valve QT are respectively connected to the second air inlet ends of the three K3 and the four K4 selector valves in the main valve box 101 through pipelines.
During the use, main valve box 101 and button case 102 are installed in the well, and solenoid valve box 103 installs in the outer ground control station in the well to guarantee to be the start control unit in the well, there is not the potential safety hazard, have solenoid valve control's solenoid valve box 103 to install in the well and play long-range emergency operation's purpose, when remote monitoring personnel found the unusual condition, can in time press selection valve three K3 or four K4 and walk around button valve one KT1, button valve two KT2, button valve three KT3 and button valve four KT4 to the control of air door, directly through carrying out emergency control to pneumatic multiposition control valve KT6, thereby further improved its security performance.
In addition: it should be noted that the above embodiment is only one of the optimization schemes of this patent, and any modification or improvement made by those skilled in the art according to the above concepts is within the scope of this patent.
Claims (5)
1. The utility model provides a mining pneumatic air door control box which characterized in that: the device comprises a main valve box, wherein a filtering pressure regulating module, a pressure reducing module, a first button valve, a second button valve, a pneumatic valve and a pneumatic multi-position control valve are arranged in the main valve box;
the air source is divided into two paths after being communicated to the filtering and pressure regulating module through a pipeline, one path is used as working gas to be communicated to the air inlet end of the pneumatic multi-position control valve, and the other path is used as control gas to be communicated to the air inlet ends of the first button valve and the second button valve after being depressurized by the depressurization module;
the air outlet end of the first button valve is connected to the air inlet end of the pneumatic valve, and the air outlet end of the pneumatic valve is communicated to the opening control end of the pneumatic multi-position control valve; the air outlet end of the second button valve is connected to the closed control end communicated with the pneumatic multi-position control valve.
2. The mining pneumatic damper control box of claim 1, wherein: the filter press comprises a filter press body, and is characterized by further comprising a button box, wherein a button valve III and a button valve IV are arranged in the button box, a selection valve I is connected in series between the button valve I and the pneumatic valve, a selection valve II is connected in series between the button valve II and the pneumatic multi-position control valve, air inlet ends of the button valve III and the button valve IV are connected to air outlet ends of the filter press module, and air outlet ends of the button valve III and the button valve IV are respectively connected to the selection valve II and the selection valve I.
3. A mining pneumatic damper control box according to claim 1 or 2, wherein: the hydraulic control system further comprises an electromagnetic valve box arranged outside the well, wherein the electromagnetic valve box comprises a multi-position electromagnetic control valve, a third selection valve is connected in series between the pneumatic valve and the pneumatic multi-position control valve, and a fourth selection valve is connected in series between the second button valve and the pneumatic multi-position control valve; the air inlet end of the multi-position electromagnetic control valve is communicated with an air source, and the two output ends of the multi-position electromagnetic control valve are respectively communicated with the air inlet ends of a third selection valve and a fourth selection valve in the main valve box through pipelines.
4. The utility model provides a mining pneumatic air door control box which characterized in that: the hydraulic control system comprises a main valve box and a button box which are arranged in a well, and an electromagnetic valve box which is arranged outside the well, wherein a filtering pressure regulating module, a pressure reducing module, a button valve I, a button valve II, a pneumatic valve, a pneumatic multi-position control valve, a selection valve I, a selection valve II, a selection valve III and a selection valve IV are arranged in the main valve box; a third button valve and a fourth button valve are arranged in the button box, and the solenoid valve box comprises a multi-position solenoid control valve;
the air source is communicated to the filtering pressure regulating module through a pipeline and then is divided into two paths, one path is used as working gas to be communicated to the air inlet end of the pneumatic multi-position control valve, and the other path is used as control gas to be communicated to the air inlet ends of the first button valve, the second button valve, the third button valve and the fourth button valve after being depressurized by the depressurization module;
the air outlet end of the first button valve is connected to the first air inlet end of the first selection valve, the air outlet end of the first selection valve is connected to the air inlet end of the pneumatic valve, the air outlet end of the pneumatic valve is communicated to the first air inlet end of the third selection valve, and the air outlet end of the third selection valve is communicated to the opening control end of the pneumatic multi-position control valve;
the air outlet end of the second button valve is connected to the first air inlet end of the second selection valve, the air outlet end of the second selection valve is connected to the first air inlet end of the third selection valve, and the air outlet end of the third selection valve is communicated to the closed control end of the pneumatic multi-position control valve;
the air outlet end of the button valve III is connected to the second air inlet end of the selection valve II;
the air outlet end of the button valve IV is connected to the second air inlet end of the first selection valve;
the air source is input into the air inlet of the multi-position electromagnetic control valve, and two output ends of the multi-position electromagnetic control valve are respectively communicated with the second air inlet ends of the third selection valve and the fourth selection valve in the main valve box through pipelines;
the two air outlet ends of the pneumatic multiposition control valve are respectively connected to the two air inlet ends of the pneumatic lock.
5. The mining pneumatic damper control box of claim 4, wherein: the pneumatic valve is a normally open control valve, and the pneumatic multi-position control valve is a normally closed control valve; the air outlet end of the selection valve III in the control box for driving the first air door is communicated to the pneumatic control end of the pneumatic valve in the control box for driving the second air door through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320976314.XU CN220134007U (en) | 2023-04-26 | 2023-04-26 | Mining pneumatic air door control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320976314.XU CN220134007U (en) | 2023-04-26 | 2023-04-26 | Mining pneumatic air door control box |
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| Publication Number | Publication Date |
|---|---|
| CN220134007U true CN220134007U (en) | 2023-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320976314.XU Active CN220134007U (en) | 2023-04-26 | 2023-04-26 | Mining pneumatic air door control box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220134007U (en) |
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2023
- 2023-04-26 CN CN202320976314.XU patent/CN220134007U/en active Active
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