CN213392267U - Remote liquid supply system with leakage detection function - Google Patents
Remote liquid supply system with leakage detection function Download PDFInfo
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- CN213392267U CN213392267U CN202022398733.9U CN202022398733U CN213392267U CN 213392267 U CN213392267 U CN 213392267U CN 202022398733 U CN202022398733 U CN 202022398733U CN 213392267 U CN213392267 U CN 213392267U
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Abstract
The utility model discloses a remote liquid supply system with leakage detection function, which comprises an emulsion pump station, a hydraulic support, a liquid outlet pipe and a liquid return pipe, wherein the liquid outlet pipe and the liquid return pipe are connected between the emulsion pump station and the hydraulic support; the leak detection module includes a plurality of first pressure detection components and a controller; a plurality of first pressure measurement part is followed the length direction interval arrangement of drain pipe, first pressure measurement part is connected on the drain pipe and be used for detecting the flow of drain pipe, first pressure measurement part with the controller communication is connected. The leakage condition and the leakage position can be more accurately detected, so that the use reliability of the liquid supply system is improved.
Description
Technical Field
The utility model relates to the field of machinary, especially, relate to a remote liquid supply system with leak testing function.
Background
In the coal mining process, a hydraulic support is usually required to be arranged in the roadway to support the roadway, and the power requirement of the hydraulic support is met by an emulsion pump station through the emulsion conveyed by a liquid supply pipeline. Along with the continuous mining of coal, the length of the roadway also increases (the length of part of the roadway can reach 6000 meters), and correspondingly, the length of the liquid supply pipeline in the roadway also increases. And in the long-time liquid supply process, the problem that the liquid supply pipeline leaks easily occurs. In the conventional technology, the pressure difference between the liquid outlet and the liquid return port of the emulsion pump station is monitored, and if the pressure difference between the liquid outlet and the liquid return port of the emulsion pump station exceeds a set value, the leakage is judged to occur. However, during actual detection, when the pressure difference between the liquid outlet and the liquid return port exceeds a set value, large leakage often occurs, and an operator cannot know the position of a leakage point. How to design a remote solution feed technology that can be timely and accurate detect the leakage condition in order to improve the use reliability is the utility model aims to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the remote liquid supply system with the leakage detection function is provided, so that the leakage condition and the leakage position can be more accurately detected, and the use reliability of the liquid supply system is improved.
The utility model provides a technical scheme is, a remote liquid supply system with leak detection function, including emulsion pump station, hydraulic support, drain pipe and liquid return pipe, the drain pipe with the liquid return pipe is connected between the emulsion pump station and the hydraulic support, still include the leak detection module; the leak detection module includes a plurality of first pressure detection components and a controller; a plurality of first pressure measurement part is followed the length direction interval arrangement of drain pipe, first pressure measurement part is connected on the drain pipe and be used for detecting the flow of drain pipe, first pressure measurement part with the controller communication is connected.
Further, the liquid level controller also comprises a second pressure detection part, the second pressure detection part is arranged on the liquid return pipe and is used for detecting the flow of the liquid return pipe, and the second pressure detection part is in communication connection with the controller.
Furthermore, the leakage detection module further comprises a plurality of first electric control valves and second electric control valves, the first electric control valves are connected to the liquid outlet pipe and located at one side of the corresponding first pressure detection part, the second electric control valves are connected to the liquid return pipe and located at one side of the corresponding second pressure detection part, and the first electric control valves and the second electric control valves are respectively electrically connected with the controller.
Furthermore, the leakage detection module further comprises a plurality of manual butterfly valves electrically connected with the controller, the manual butterfly valves are connected to the liquid outlet pipe, and a plurality of first electric control valves are arranged between every two adjacent manual butterfly valves.
Further, the first pressure detection component and the second pressure detection component are pressure transmitters or flow transmitters.
Compared with the prior art, the utility model discloses an advantage is with positive effect: through a plurality of first pressure measurement parts of interval arrangement on the drain pipe, first pressure measurement part can the certain distance at interval detect the pressure size of drain pipe, and then when the pressure differential of certain section drain pipe appears changing, alright appear leaking in timely judgement drain pipe to, seek the leak point according to the position that corresponds the first pressure measurement part on the drain pipe, realize more accurate detection leakage condition and leak position, in order to improve the use reliability of liquid supply system.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic diagram of a flow path of an embodiment of a remote liquid supply system having a leak detection function according to the present invention;
fig. 2 is an electrical schematic diagram of an embodiment of a remote liquid supply system with a leak detection function according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-2, the remote liquid supply system with a leakage detection function in this embodiment includes an emulsion pump station 1, a hydraulic support 2, a liquid outlet pipe 3 and a liquid return pipe 4, where the liquid outlet pipe 3 and the liquid return pipe 4 are connected between the emulsion pump station 1 and the hydraulic support 2, and further includes a leakage detection module 5; the leak detection module 5 includes a plurality of first pressure detection parts 51 and a controller 52; the plurality of first pressure detecting parts 51 are arranged at intervals along the length direction of the liquid outlet pipe 3, the first pressure detecting parts 51 are connected to the liquid outlet pipe 3 and used for detecting the flow of the liquid pipe 3, and the first pressure detecting parts 51 are in communication connection with the controller 52.
Specifically, the remote liquid supply system with the leakage detection function delivers high-pressure emulsion to the liquid outlet pipe 3 through the emulsion pump station 1, the emulsion flows to the hydraulic support 2 at the tail end through the liquid outlet pipe 3 to drive the hydraulic support 2 to act, and the emulsion flowing out of the hydraulic support 2 flows back to the liquid return pipe 4 through the liquid return pipe 4. Regarding the way that the emulsion pump station 1 supplies the emulsion to the hydraulic support 2 through the liquid outlet pipe 3 and the liquid return pipe 4, the conventional technology can be adopted, and is not limited and described herein. Wherein, in the in-service use in-process, take place easily to leak on drain pipe 3, for carry out effectual leak detection on longer distance drain pipe 3, then leak detection module 5 includes a plurality of first pressure detection part 51, and a plurality of first pressure detection part 51 are along drain pipe 3's length direction interval distribution in proper order, and then can detect the pressure size of corresponding position department drain pipe 3 through the first pressure detection part 51 of different positions department.
In the actual use process, when the pressure value difference detected by two adjacent first pressure detecting parts 51 exceeds the set value, it is determined that the liquid outlet pipe 3 leaks at the position between the two adjacent first pressure detecting parts 51, and the controller 52 (such as a computer) reminds an operator. Therefore, the leakage condition can be more accurately detected and the leakage position can be defined through the first pressure detection parts 51 arranged at intervals, and an operator can be reminded to carry out field treatment to reduce the leakage amount of the emulsion.
Further, when the hydraulic support 2 is used for a long time, the emulsion leakage of the hydraulic support 2 occurs, for this reason, the leakage detection module 5 further includes a second pressure detection part 53, the second pressure detection part 53 is disposed on the liquid return pipe 4 and is used for detecting the flow rate of the liquid return pipe 4, and the second pressure detection part 53 is in communication connection with the controller 52. Specifically, in the actual use process, whether the emulsion leakage exists in the hydraulic support 2 is judged according to the difference between the pressure value detected by the first pressure detection part 51 close to the hydraulic support 2 and the pressure value detected by the second pressure detection part 53 on the liquid return pipe 4, when the pressure difference between the two exceeds a set value, the emulsion leakage of the hydraulic support 2 is determined, and the operator is presented through the controller 52.
Among them, for the manifestation entity of the first pressure detecting part 51 and the second pressure detecting part 53, a pressure transmitter or a flow transmitter may be employed.
Further, the leakage detecting module 5 further includes a plurality of first electronic control valves 54 and second electronic control valves 55, the first electronic control valves 54 are connected to the liquid outlet pipe 3 and located at one side of the corresponding first pressure detecting parts 51, the second electronic control valves 55 are connected to the liquid return pipe 4 and located at one side of the corresponding second pressure detecting parts 53, and the first electronic control valves 54 and the second electronic control valves 55 are respectively electrically connected to the controller. Specifically, when a certain section of liquid outlet pipe 3 leaks in use, the flow path can be cut off by two first electrically controlled valves 54 on the section of liquid outlet pipe 3, so as to reduce the leakage amount of the emulsion.
Meanwhile, the leakage detection module 5 further includes a plurality of manual butterfly valves 56 electrically connected to the controller 52, the plurality of manual butterfly valves 56 are connected to the liquid outlet pipe 3, and a plurality of first electrically controlled valves 54 are disposed between two adjacent manual butterfly valves 56. Specifically, to the drain pipe 3 that takes place to leak, when the change of tubular product is carried out to needs, then can be through closing two adjacent manual butterfly valves 56 to the drain pipe 3 of the corresponding section is corresponded in effectual truncation, and in order to make things convenient for operating personnel to change damaged tubular product. Meanwhile, when the first electric control valve 54 or the first pressure detection part 51 is damaged, the liquid outlet pipe 3 at the corresponding section is cut off through the manual butterfly valve 56, so that the replacement by an operator is facilitated.
Compared with the prior art, the utility model discloses an advantage is with positive effect: through a plurality of first pressure measurement parts of interval arrangement on the drain pipe, first pressure measurement part can the certain distance at interval detect the pressure size of drain pipe, and then when the pressure differential of certain section drain pipe appears changing, alright appear leaking in timely judgement drain pipe to, seek the leak point according to the position that corresponds the first pressure measurement part on the drain pipe, realize more accurate detection leakage condition and leak position, in order to improve the use reliability of liquid supply system.
Claims (5)
1. A remote liquid supply system with a leakage detection function comprises an emulsion pump station, a hydraulic support, a liquid outlet pipe and a liquid return pipe, wherein the liquid outlet pipe and the liquid return pipe are connected between the emulsion pump station and the hydraulic support; the leak detection module includes a plurality of first pressure detection components and a controller; a plurality of first pressure measurement part is followed the length direction interval arrangement of drain pipe, first pressure measurement part is connected on the drain pipe and be used for detecting the flow of drain pipe, first pressure measurement part with the controller communication is connected.
2. The remote liquid supply system with leakage detection function as claimed in claim 1, further comprising a second pressure detection component disposed on the liquid return pipe for detecting the flow rate of the liquid return pipe, wherein the second pressure detection component is communicatively connected to the controller.
3. The remote liquid supply system with leakage detection function as claimed in claim 2, wherein said leakage detection module further comprises a plurality of first and second electrically controlled valves, said first electrically controlled valves being connected to said liquid outlet pipe and located at one side of said corresponding first pressure detection component, said second electrically controlled valves being connected to said liquid return pipe and located at one side of said corresponding second pressure detection component, said first and second electrically controlled valves being electrically connected to a controller, respectively.
4. The remote liquid supply system with leak detection as claimed in claim 3, wherein the leak detection module further comprises a plurality of manual butterfly valves electrically connected to the controller, a plurality of manual butterfly valves are connected to the liquid outlet pipe, and a plurality of first electrically controlled valves are disposed between two adjacent manual butterfly valves.
5. The remote liquid supply system with leak detection as claimed in claim 2, wherein the first pressure detection component and the second pressure detection component are pressure transducers or flow transducers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022398733.9U CN213392267U (en) | 2020-10-26 | 2020-10-26 | Remote liquid supply system with leakage detection function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022398733.9U CN213392267U (en) | 2020-10-26 | 2020-10-26 | Remote liquid supply system with leakage detection function |
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| CN213392267U true CN213392267U (en) | 2021-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526449A (en) * | 2022-02-22 | 2022-05-24 | 中国恩菲工程技术有限公司 | Leakage detection system for mine tailing buried conveying pipeline |
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2020
- 2020-10-26 CN CN202022398733.9U patent/CN213392267U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526449A (en) * | 2022-02-22 | 2022-05-24 | 中国恩菲工程技术有限公司 | Leakage detection system for mine tailing buried conveying pipeline |
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