CN211997339U - Remote loading device for underground gas circuit locking - Google Patents
Remote loading device for underground gas circuit locking Download PDFInfo
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- CN211997339U CN211997339U CN202020163743.1U CN202020163743U CN211997339U CN 211997339 U CN211997339 U CN 211997339U CN 202020163743 U CN202020163743 U CN 202020163743U CN 211997339 U CN211997339 U CN 211997339U
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Abstract
The utility model discloses a remote loading device for locking an underground gas circuit, which comprises a gas storage tank, wherein a manual main gas inlet valve and a main gas inlet solenoid valve which are connected in parallel are arranged at the mouth of a gas outlet pipe of the gas storage tank, and the main gas inlet solenoid valve is connected with a remote PLC controller; the air storage tank is respectively connected with a plurality of groups of loading control cylinders and a group of lifting locking device cylinders which are connected in parallel through air path pipelines, the loading control cylinders are respectively connected with the ore pressing chain hammer through a steel wire rope or connected with a flashboard which controls the flow direction of ore materials in an ore passage, and the lifting locking device cylinders are connected with insertion pins of the locking flashboard; the utility model discloses installed the solenoid valve on the basis of original gas circuit pipeline in the pit, realized the manual and remote control of gas circuit shutting in the pit, device simple structure, flexible operation, two kinds of modes can satisfy the use under the different states, and the reliability is high; the air circuit locking counteraction air cylinder is guaranteed when power and network are cut off, so that emergency braking is stopped, and the safety and reliability of the equipment are improved.
Description
Technical Field
The utility model relates to a mine is mining equipment technical field in the pit, specific long-range loading device of gas circuit shutting in pit that says so provides long-range automatic control mine automatic ore loading equipment in the pit for the mine that adopts the pressure to put counter weight formula and load.
Background
The domestic large and medium mine ore loading device generally comprises vibrating machine ore drawing, belt ore loading, flashboard ore loading, pressure-discharge counterweight ore loading and the like. Because the underground environment is special, some mines have limited underground space or have some modes of loading by using a pressure-releasing counterweight type for the reasons of saving electric power cost and the like, the labor cost of the mines accounts for a large proportion of the mining cost, because the underground or aboveground environment of the mines is severe, the safety condition is poor, the working efficiency is low, if the loading operation is always operated by a post worker on the spot, the cost is high, and the safety and the efficiency cannot be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a long-range loading device of gas circuit shutting in pit adopts the mine gas circuit pipeline in pit of putting the counter weight formula and loading through reforming transform, and the loading of long-range remote control mineral aggregate in the pit realizes unmanned on duty in the pit.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a remote loading device for locking an underground gas circuit comprises a gas storage tank near a loading chute, wherein a gas outlet pipe opening of the gas storage tank is provided with a manual main gas inlet valve and a main gas inlet electromagnetic valve which are connected in parallel, and the main gas inlet electromagnetic valve is connected with a remote PLC (programmable logic controller); the air storage tank is respectively connected with a plurality of groups of loading control cylinders and a group of lifting locking device cylinders which are connected in parallel through air path pipelines, wherein the two groups of loading control cylinders are respectively connected with the ore pressing chain hammer through a steel wire rope;
a manual lifting locking operation valve and a two-position two-way valve of the lifting locking device are arranged on an air inlet pipeline of the lifting locking device cylinder and are connected in parallel, and the two-position two-way valve of the lifting locking device is connected with a remote PLC (programmable logic controller);
the air path connecting structures of the multiple groups of loading control cylinders are the same, the rod cavity of each group of loading control cylinders is connected with the right switching shuttle valve, and a locking protection two-position three-way valve is arranged on the connecting pipeline of the two groups of loading control cylinders; a rodless cavity of the loading control cylinder is connected with the left switching shuttle valve, and a locking protection two-position three-way valve is also arranged on a connecting pipeline of the loading control cylinder and the left switching shuttle valve; the right switching shuttle valve and the left switching shuttle valve are connected in parallel, one end of a parallel pipeline is connected with the main air inlet pipeline through a manual loading four-way valve, and the other end of the parallel pipeline is connected with the main air inlet pipeline through a loading control two-position five-way valve; the locking protection two-position three-way valve and the loading control two-position five-way valve are both connected with a remote PLC.
Preferably, an air filtering device is installed in the air storage tank, an air inlet main electromagnetic valve is installed on a connecting pipeline of the air storage tank and a main air source, and the air inlet main electromagnetic valve is connected with the remote PLC.
Preferably, a manual drain valve is installed at the bottom of the air storage tank. For periodically discharging condensed water from the air container.
Preferably, the gas storage tank is provided with a tank body pressure transmitter, and the tank body pressure transmitter is connected with a remote PLC controller. The tank body pressure transmitter timely detects the air pressure in the air storage tank so as to prevent the air in the air storage tank from flowing back when the air network is in pressure loss.
The utility model discloses a set up the gas holder on the pipeline, can subtract the atmospheric pressure fluctuation in the injury pipeline to can be when air compressor machine and pipeline pressure decline, the reserve, the reliability of reinforcing equipment of pressure storage.
The utility model has the advantages that:
the utility model is improved on the basis of the original underground gas circuit pipeline, the electromagnetic valve is installed, the manual and remote control of the underground gas circuit locking is realized, the device has simple structure and flexible operation, the two modes can meet the use in different states, and the reliability is high; the air circuit locking counteraction air cylinder is guaranteed when power and network are cut off, so that emergency braking is stopped, and the safety and reliability of the equipment are improved.
Drawings
Fig. 1 is a schematic view of the connection structure of the present invention;
FIG. 2 is a gas path diagram when the loading is closed according to the present invention;
FIG. 3 is a gas path diagram when the load is opened;
in the figure: 1. the gas holder, 2, jar body pressure transmitter, 3, the main solenoid valve that admits air, 4, manual drain valve, 5, manual total admission valve, 6, total solenoid valve that admits air, 7, promote two-position two-way valve of blocking device, 8, manual promotion blocking operation valve, 9, promote the blocking device cylinder, 10, manual loading cross valve, 11, the right side switches over the shuttle valve, 12, load control cylinder, 13, load control two-position five-way valve, 14, the two three-way valve of locking protection, 15, long-range PLC controller, 16, the left side switches over the shuttle valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to fig. 3, the underground gas circuit locking remote loading device comprises a gas storage tank 1 arranged near a loading chute, wherein a gas outlet pipeline opening of the gas storage tank 1 is provided with a manual main gas inlet valve 5 and a main gas inlet electromagnetic valve 6 which are mutually connected in parallel, and the main gas inlet electromagnetic valve 6 is connected with a remote PLC (programmable logic controller) 15; the air storage tank 1 is respectively connected with a plurality of groups of loading control cylinders 12 and a group of lifting locking device cylinders 9 which are connected in parallel through air path pipelines, wherein the two groups of loading control cylinders 12 are respectively connected with a mine pressing chain hammer through a steel wire rope, the group of loading control cylinders 12 are connected with a gate plate for controlling the flow direction of mineral materials in a mine path through the steel wire rope, and the lifting locking device cylinders 9 are connected with insertion pins of locking gate plates;
a manual lifting locking operation valve 8 and a lifting locking device two-position two-way valve 7 which are connected in parallel are arranged on an air inlet pipeline of a lifting locking device air cylinder 9, and the lifting locking device two-position two-way valve 7 is connected with a remote PLC (programmable logic controller) 15;
the air path connection structures of the multiple groups of loading control cylinders 12 are the same, the rod cavity of each group of loading control cylinders 12 is connected with the right switching shuttle valve 11, and a locking protection two-position three-way valve 14 is arranged on the connection pipeline of the two groups of loading control cylinders; a rodless cavity of the loading control cylinder 12 is connected with a left switching shuttle valve 16, and a locking protection two-position three-way valve 14 is also arranged on a connecting pipeline of the loading control cylinder and the left switching shuttle valve; the right switching shuttle valve 11 and the left switching shuttle valve 16 are connected in parallel, one end of a parallel pipeline is connected with a main air inlet pipeline through a manual loading four-way valve 10, and the other end of the parallel pipeline is connected with the main air inlet pipeline through a loading control two-position five-way valve 13; the locking protection two-position three-way valve 14 and the loading control two-position five-way valve 13 are connected with a remote PLC (programmable logic controller) 15.
An air filtering device is installed in the air storage tank 1, an air inlet main electromagnetic valve 3 is installed on a connecting pipeline of the air storage tank 1 and a main air source, and the air inlet main electromagnetic valve 3 is connected with a remote PLC (programmable logic controller) 15.
The bottom of the gas storage tank 1 is provided with a manual drain valve 4.
The gas storage tank 1 is provided with a tank pressure transmitter 2, and the tank pressure transmitter 2 is connected with a remote PLC 15.
The utility model discloses a working process does:
when in the manual mode, the remote PLC remotely operates the main air inlet electromagnetic valve 6, the loading control two-position five-way valve 13 and the two-position three-way valve 14 for locking protection to be in a power-off state, the electromagnetic valves are not conducted, and the air circuit is in a manual control state. The manual operation total air inlet valve 5 is opened, the manual loading four-way valve 10 is controlled, when the manual loading four-way valve 10 is opened to a left air passage, pressure exists in a left pipeline, the pressure drives the upper side of a left switching shuttle valve 16 to be opened and simultaneously locks a lower air passage, compressed air enters a lower rodless cavity of a loading control cylinder 12, the loading control cylinder 12 starts to rise due to the fact that air pressure exists on the lower side, air on the upper side of the loading control cylinder 12 is reversely compressed to force a right switching shuttle valve 11 connected with the upper side of the loading control cylinder to be opened, the manual loading four-way valve 10 is in a right emptying state at the moment, and air is exhausted through the. When the manual loading four-way valve 10 is opened to a right air passage, pressure exists in a right pipeline, the pressure drives the upper side of the right switching shuttle valve 11 to be opened and simultaneously locks a lower air passage, compressed air enters a rod cavity in the upper side of the loading control cylinder 12, the loading control cylinder 12 begins to descend due to the fact that air pressure exists in the upper side, air in the lower side of the loading control cylinder 12 is reversely compressed to force the left switching shuttle valve 16 connected with the lower side of the loading control cylinder to be opened, the manual loading four-way valve 10 is in a left side emptying state at the moment, and air is exhausted through the left switching shuttle valve 16, so.
The remote control mode is as follows: controlling a manual operation main air inlet valve 5, a manual lifting locking operation valve 8 and a manual loading four-way valve 10 to be in a closed state, opening a remote operation main air inlet electromagnetic valve 6 by a remote PLC controller 15, controlling a loading control two-position five-way valve 13 and a locking protection two-position three-way valve 14, opening a left air path when the loading control two-position five-way valve 13 and the locking protection two-position three-way valve 14 are electrified, enabling a left pipeline to have pressure, enabling the pressure to drive the lower side of a left switching shuttle valve 16 to be opened and simultaneously locking an upper air path, enabling compressed air to enter a lower side rodless cavity of a loading control cylinder 12, enabling the loading control cylinder 12 to start rising due to the fact that the air pressure is on the lower side, enabling the upper side of the loading control cylinder 12 to be reversely compressed to force the lower side of a right switching shuttle valve 11, the function of closing the load is realized. When the loading control two-position five-way valve 13 and the locking protection two-position three-way valve 14 are powered off, the right air path is opened, the right pipeline has pressure, the pressure drives the lower side of the right switching shuttle valve 11 to be opened and simultaneously locks the upper side air path, compressed air enters the rod cavity on the upper side of the loading control cylinder 12, the loading control cylinder 12 begins to descend due to the fact that air pressure exists on the upper side, the lower side of the left switching shuttle valve 16 is forced to be opened by reverse compression of air on the lower side of the loading control cylinder 12, the loading control two-position five-way valve 13 is in a left side emptying state at the moment, and air.
The ore pressing chain hammer can be driven to move up and down by opening or closing the loading of the loading control cylinder 12, so that the ore discharge amount is controlled; meanwhile, the opening height of the flashboard can be controlled, and the ore output of the ore material is controlled.
Control process of the lift lock cylinder 9: the manual lifting locking operation valve 8 can be used for on-site manual control, or the two-position two-way valve 7 of the lifting locking device is remotely controlled through a remote PLC controller to remotely control the piston rod of the cylinder 9 of the lifting locking device to contract, so that the inserted pin of the locking flashboard is controlled, and the flashboard is opened or closed.
The utility model is improved on the basis of the original underground gas circuit pipeline, the electromagnetic valve is installed, the manual and remote control of the underground gas circuit locking is realized, the device has simple structure and flexible operation, the two modes can meet the use in different states, and the reliability is high; the air circuit locking counteraction air cylinder is guaranteed when power and network are cut off, so that emergency braking is stopped, and the safety and reliability of the equipment are improved.
Claims (4)
1. The utility model provides a long-range loading attachment of gas circuit shutting in pit which characterized in that: the device comprises a gas storage tank (1) arranged near a loading chute, wherein a gas outlet pipe opening of the gas storage tank (1) is provided with a manual main gas inlet valve (5) and a main gas inlet electromagnetic valve (6) which are connected in parallel, and the main gas inlet electromagnetic valve (6) is connected with a remote PLC (programmable logic controller) (15); the air storage tank (1) is respectively connected with a plurality of groups of loading control cylinders (12) and a group of lifting locking device cylinders (9) which are connected in parallel through air path pipelines, wherein the two groups of loading control cylinders (12) are respectively connected with a pressing chain hammer through a steel wire rope, the group of loading control cylinders (12) are connected with a gate plate which controls the flow direction of mineral aggregate in a mine passage through the steel wire rope, and the lifting locking device cylinders (9) are connected with insertion pins of the locking gate plate;
a manual lifting locking operation valve (8) and a two-position two-way valve (7) of the lifting locking device are arranged on an air inlet pipeline of a lifting locking device cylinder (9) in parallel, and the two-position two-way valve (7) of the lifting locking device is connected with a remote PLC (programmable logic controller) (15);
the air path connecting structures of the multiple groups of loading control cylinders (12) are the same, a rod cavity of each group of loading control cylinders (12) is connected with the right switching shuttle valve (11), and a locking protection two-position three-way valve (14) is arranged on a connecting pipeline of the two groups of loading control cylinders; a rodless cavity of the loading control cylinder (12) is connected with a left switching shuttle valve (16), and a locking protection two-position three-way valve (14) is also arranged on a connecting pipeline of the loading control cylinder and the left switching shuttle valve; the right switching shuttle valve (11) and the left switching shuttle valve (16) are connected in parallel, one end of a parallel pipeline is connected with the main air inlet pipeline through a manual loading four-way valve (10), and the other end of the parallel pipeline is connected with the main air inlet pipeline through a loading control two-position five-way valve (13); the locking protection two-position three-way valve (14) and the loading control two-position five-way valve (13) are both connected with a remote PLC (15).
2. The downhole pneumatic latching remote loading unit of claim 1, wherein: an air filtering device is installed in the air storage tank (1), an air inlet main electromagnetic valve (3) is installed on a connecting pipeline of the air storage tank (1) and a main air source, and the air inlet main electromagnetic valve (3) is connected with a remote PLC (programmable logic controller) (15).
3. A downhole pneumatic latching remote loading unit according to claim 2, wherein: the bottom of the gas storage tank (1) is provided with a manual drain valve (4).
4. A downhole gas circuit latching remote loading unit according to claim 3, wherein: the gas storage tank (1) is provided with a tank body pressure transmitter (2), and the tank body pressure transmitter (2) is connected with a remote PLC (programmable logic controller) (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020163743.1U CN211997339U (en) | 2020-02-12 | 2020-02-12 | Remote loading device for underground gas circuit locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020163743.1U CN211997339U (en) | 2020-02-12 | 2020-02-12 | Remote loading device for underground gas circuit locking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211997339U true CN211997339U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020163743.1U Active CN211997339U (en) | 2020-02-12 | 2020-02-12 | Remote loading device for underground gas circuit locking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211997339U (en) |
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2020
- 2020-02-12 CN CN202020163743.1U patent/CN211997339U/en active Active
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