CN212361617U - Detection device for natural gas branch pipeline - Google Patents
Detection device for natural gas branch pipeline Download PDFInfo
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- CN212361617U CN212361617U CN202020390993.9U CN202020390993U CN212361617U CN 212361617 U CN212361617 U CN 212361617U CN 202020390993 U CN202020390993 U CN 202020390993U CN 212361617 U CN212361617 U CN 212361617U
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Abstract
The utility model relates to the field of natural gas pipelines, and aims to provide a detection device for natural gas branch pipelines, which comprises a natural gas inlet connecting pipe, a three-way connecting pipe fitting and a shunt pipeline, wherein the shunt pipeline passes through the three-way connecting pipe fitting to be connected with the natural gas inlet connecting pipe, a first flowmeter is arranged on the natural gas inlet connecting pipe, the three-way connecting pipe fitting is of a Y-shaped three-way pipeline structure, the tops of two shunt pipelines of the Y-shaped of the three-way connecting pipe fitting are fixedly provided with a pressure transmitter, the shunt pipeline is fixedly provided with a second flowmeter on one side of the pressure transmitter, two shunt output ends of the three-way connecting pipe fitting are provided with check valves, the two check valves are arranged in parallel, the output ends of the check valves are fixedly provided with natural gas branch outlet connecting pipes, and the inner walls of the natural gas, the first flowmeter is also provided with a control unit and an alarm unit.
Description
Technical Field
The utility model relates to a field is deposited to the document, concretely relates to detection device of natural gas lateral conduit.
Background
The traditional natural gas flow regulating device consists of a pressure reducing valve and a gas flow regulating valve, the gas pressure is low, the gas compression ratio is large, the regulating precision of the regulating device is low and the like, so that the control error is large when the traditional natural gas flow is controlled, the regulation is slow, great inconvenience such as manual continuous regulation is needed and the like is caused, the production efficiency is seriously influenced, a special gas flow regulating device is not arranged at home and abroad at present, the current flow control device is unreasonable in flow distribution, the flow monitoring error is large, and the self-checking function is not provided, so that the intelligent flow control device is developed, the combustion efficiency of natural gas is improved, more social benefits and economic benefits are generated, and the intelligent natural gas flow regulating device is provided for solving the problems.
Therefore, there is a need for an alarm device capable of detecting a multi-branch gas pipeline, which can monitor and alarm the natural gas flow in the branch pipeline, and when gas leakage is found, can locate the specific branch leakage position.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a detection device of natural gas lateral pipeline, which is reasonable in structure, ingenious in design and suitable for popularization by shunting the natural gas pipeline and respectively detecting and early warning the lateral pipeline;
in order to achieve the above object, the utility model adopts the following technical scheme: the detection device of the natural gas branch pipeline comprises a natural gas inlet connecting pipe, a tee joint connecting pipe fitting and a branch pipeline, wherein the branch pipeline is connected with the natural gas inlet connecting pipe through the tee joint connecting pipe fitting, a first flowmeter is arranged on the natural gas inlet connecting pipe, the tee joint connecting pipe fitting is of a Y-shaped three-way pipeline structure, pressure transmitters are fixedly arranged at the tops of two Y-shaped branch pipelines of the tee joint connecting pipe fitting, a second flowmeter is fixedly arranged on one side of each pressure transmitter of the branch pipeline, check valves are arranged at two branch output ends of the tee joint connecting pipe fitting, the two check valves are arranged in parallel, a natural gas branch outlet connecting pipe is fixedly arranged at an output end of each check valve, pressure sensors are arranged on the inner walls of the natural gas inlet connecting pipe, the tee joint connecting pipe, the branch pipeline and the outlet connecting, the first flowmeter is further provided with a control unit and an alarm unit, the pressure sensor collects natural gas pressure data in the pipeline and sends the natural gas pressure data to the control unit, and when the natural gas pressure data in the pipeline and a standard value prestored in the control unit, the driving unit drives the alarm unit to work.
By the technical means, the natural gas inlet connecting pipe is divided, the first flowmeter is arranged on the natural gas inlet connecting pipe, by detecting the gas flow in the pipeline, displaying the data on the instrument panel and equally dividing the natural gas in the natural gas inlet connecting pipe through the three-way connecting pipe, the second flowmeter is arranged on the shunt pipeline to acquire the data of the gas flow in the shunt pipeline, when one of the shunt pipelines is blocked, corresponding dredging is carried out through the readings on the corresponding flow meters, corresponding pressure sensors are laid in the pipelines, when the natural gas leakage of the corresponding pipeline occurs and the pressure in the pipeline abnormally changes, can show through the control unit to report to the police, the utility model discloses rational in infrastructure, design benefit is fit for promoting.
Preferably, the pressure sensors are arranged on the inner wall of the pipeline at equal intervals.
Through above-mentioned technical means, equidistant pressure sensor that sets up gathers the pressure in the pipeline, makes things convenient for the staff to master the circulation condition of natural gas in the pipeline.
Preferably, the alarm unit comprises a buzzer and an alarm lamp, when the natural gas pressure data in the pipeline is lower than the standard value of the control unit, the control unit drives the alarm lamp to work, and when the natural gas pressure data in the pipeline is higher than the standard value of the control unit, the control unit drives the buzzer to work.
Through the technical means, the buzzer and the alarm lamp are early warned in a grading mode, and an operator can conveniently maintain corresponding faults.
Preferably, the alarm lamp is located on the shunt pipe, and when the pressure data on the shunt pipe and the standard value of the shunt pipe in the control unit deviate, the control unit drives the alarm lamp on the corresponding shunt pipe to work.
Through the technical means, the specific pipeline part with the fault can be maintained conveniently by an operator.
Preferably, when the pressure data in any pipeline exceeds a standard value prestored in the control unit, the control unit drives the buzzer to work.
Through above-mentioned technical means, remind the staff through bee calling organ, the pressure value is too big, has the potential safety hazard, difference and alarm lamp's early warning.
Preferably, the control unit is a single chip microcomputer.
Through the technical means, the communication control of the pipeline is facilitated.
Preferably, the pressure sensor is in communication connection with the control unit.
Through the technical means, the pressure sensor is convenient to install and debug.
Preferably, the output end of the natural gas inlet connecting pipe is detachably connected with the three-way connecting pipe fitting through a bolt.
Through the technical means, the connection and the maintenance are convenient.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the device can carry out shunting and partial pressure on the natural gas pipeline and carry out pressure detection and early warning on the shunted natural gas pipeline;
2. when the fault occurs, the fault part can be quickly positioned, and the maintenance is convenient.
Drawings
FIG. 1 is a structural view of a detection apparatus of a natural gas branch pipeline;
fig. 2 is a structural view of a pressure sensor in the detection device of the natural gas branch pipe.
1, a natural gas inlet connecting pipe; 2. the tee joint is connected with the pipe fitting; 3. a diversion pipeline; 4. a first flow meter; 5. a pressure transmitter; 6. a second flow meter; 7. a check valve; 8. an outlet connection pipe; 9. a pressure sensor; 10. an alarm lamp; 11. a buzzer.
Detailed Description
The technical solution in the embodiments of the present invention is clearly and completely described below with reference to fig. 1-2 of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, those skilled in the art can realize all other embodiments without creative efforts.
In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
FIG. 1 is a structural diagram of a detection device of a natural gas branch pipeline according to the present invention;
the detection device of the natural gas branch pipeline comprises a natural gas inlet connecting pipe, a tee joint connecting pipe fitting and a branch pipeline, wherein the branch pipeline is connected with the natural gas inlet connecting pipe through the tee joint connecting pipe fitting, a first flowmeter is arranged on the natural gas inlet connecting pipe, the tee joint connecting pipe fitting is of a Y-shaped three-way pipeline structure, pressure transmitters are fixedly arranged at the tops of two Y-shaped branch pipelines of the tee joint connecting pipe fitting, a second flowmeter is fixedly arranged on one side of each pressure transmitter of the branch pipeline, check valves are arranged at two branch output ends of the tee joint connecting pipe fitting, the two check valves are arranged in parallel, a natural gas branch outlet connecting pipe is fixedly arranged at an output end of each check valve, pressure sensors are arranged on the inner walls of the natural gas inlet connecting pipe, the tee joint connecting pipe, the branch pipeline and the outlet connecting, the first flowmeter is further provided with a control unit and an alarm unit, the pressure sensor collects natural gas pressure data in the pipeline and sends the natural gas pressure data to the control unit, and when the natural gas pressure data in the pipeline and a standard value prestored in the control unit, the driving unit drives the alarm unit to work.
It should be noted that, referring to fig. 2, the pressure sensors are equidistantly arranged on the inner wall of the pipeline, the pressure sensors are equidistantly arranged to collect the pressure in the pipeline, so that the working personnel can conveniently master the circulation condition of the natural gas in the pipeline, the alarm unit comprises a buzzer and an alarm lamp, when the pressure data of the natural gas in the pipeline is lower than the standard value of the control unit, the control unit drives the alarm lamp to work, when the pressure data of the natural gas in the pipeline is higher than the standard value of the control unit, the control unit drives the buzzer to work, the buzzer and the alarm lamp are early-warned in a grading manner, so that the maintenance of the operator for the corresponding fault is facilitated, the alarm lamp is positioned on the shunt pipeline, when the corresponding pressure data on the shunt pipeline deviates from the standard value of the shunt pipeline in the control unit, the control unit drives the alarm lamps on the corresponding shunt pipelines to work, so that an operator can conveniently maintain a specific pipeline part with a fault, when pressure data in any pipeline exceeds a standard value prestored in the control unit, the control unit drives the buzzer to work, the buzzer reminds the operator, the pressure value is too large, a potential safety hazard is caused, early warning with the alarm lamps is distinguished, the control unit is a single chip microcomputer, communication control over the pipelines is facilitated, and the pressure sensor is in communication connection with the control unit; the installation and debugging of the pressure sensor are facilitated; the output end of the natural gas inlet connecting pipe is detachably connected with the three-way connecting pipe fitting through a bolt, so that the connection and the maintenance are facilitated.
It is worth mentioning that the pressure sensor is prior art in issued patents, sending the in-line pressure signal to the control unit via a communication connection.
To sum up, the utility model discloses an implementation principle does: the utility model discloses the pipeline is equipped with the natural gas inlet connecting pipe, and the natural gas inlet connecting pipe is provided with first flowmeter, through detecting the gas flow in the pipeline, and with data display on the panel board, through the tee bend connecting pipe, carry out impartial reposition of redundant personnel with the natural gas in the natural gas inlet connecting pipe, through be provided with the second flowmeter on the reposition of redundant personnel pipeline, carry out the data acquisition of gas flow in the reposition of redundant personnel pipeline, when one of them reposition of redundant personnel pipeline takes place to block up, just carry out corresponding mediation through the registration on the flowmeter that corresponds, through carrying out corresponding pressure sensor's laying inside the pipeline, when the pipeline that corresponds takes place natural gas leakage, when the pressure in the pipeline takes place abnormal change, can show through the control unit, and report to the police, the utility model discloses rational in infrastructure, design benefit, be fit for.
Claims (8)
1. The detection device for the natural gas branch pipeline is characterized by comprising a natural gas inlet connecting pipe (1), a tee joint connecting pipe fitting (2) and a branch pipeline (3), wherein the branch pipeline (3) is connected with the natural gas inlet connecting pipe (1) through the tee joint connecting pipe fitting (2), a first flowmeter (4) is arranged on the natural gas inlet connecting pipe (1), the tee joint connecting pipe fitting (2) is of a Y-shaped three-way pipeline structure, pressure transmitters (5) are fixedly arranged at the tops of two Y-shaped branch pipelines (3) of the tee joint connecting pipe fitting (2), a second flowmeter (6) is fixedly arranged on one side of each pressure transmitter (5) of each branch pipeline (3), check valves (7) are arranged at two branch output ends of the tee joint connecting pipe fitting (2), and the two check valves (7) are arranged in parallel relatively, the output of check valve (7) is all fixed and is equipped with natural gas shunt outlet connecting pipe (8), all be provided with pressure sensor (9) on the inner wall of natural gas entry connecting pipe (1), tee bend connection pipe fitting (2), shunt pipeline (3) and export connecting pipe (8), still be provided with the control unit and alarm unit on first flowmeter (4), pressure sensor (9) gather the natural gas pressure data in the pipeline and send to the control unit, when the natural gas pressure data in the pipeline with during the standard value of prestoring in the control unit, the control unit drive alarm unit work.
2. The natural gas branch pipe inspection device according to claim 1, wherein the pressure sensors (9) are disposed at equal distances on the inner wall of the pipe.
3. The natural gas branch pipe detecting device according to claim 2, wherein the alarm unit comprises a buzzer (11) and a warning lamp (10), the control unit drives the warning lamp (10) to operate when the natural gas pressure data in the pipe is lower than a standard value of the control unit, and the control unit drives the buzzer (11) to operate when the natural gas pressure data in the pipe is higher than the standard value of the control unit.
4. The natural gas branch pipe detection device according to claim 3, wherein the alarm lamp (10) is located on the branch pipe (3), and when the pressure data on the corresponding branch pipe (3) deviates from the standard value of the branch pipe (3) in the control unit, the control unit drives the alarm lamp (10) on the corresponding branch pipe (3) to operate.
5. The natural gas branch pipe detection device according to claim 4, wherein the control unit drives the buzzer (11) to work when pressure data in any pipe exceeds a standard value prestored in the control unit.
6. The device for detecting the natural gas branch pipeline according to claim 1, wherein the control unit is a single chip microcomputer.
7. The device for detecting a natural gas branch pipe according to claim 1, wherein the pressure sensor (9) is in communication with the control unit.
8. The device for detecting the natural gas branch pipe according to claim 7, wherein the output end of the natural gas inlet connecting pipe (1) is detachably connected with the three-way connecting pipe (2) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020390993.9U CN212361617U (en) | 2020-03-24 | 2020-03-24 | Detection device for natural gas branch pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020390993.9U CN212361617U (en) | 2020-03-24 | 2020-03-24 | Detection device for natural gas branch pipeline |
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| CN212361617U true CN212361617U (en) | 2021-01-15 |
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| CN202020390993.9U Active CN212361617U (en) | 2020-03-24 | 2020-03-24 | Detection device for natural gas branch pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757566A (en) * | 2021-09-16 | 2021-12-07 | 上海天麦能源科技有限公司 | Control method for intelligent instrument of urban gas pipe network |
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2020
- 2020-03-24 CN CN202020390993.9U patent/CN212361617U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757566A (en) * | 2021-09-16 | 2021-12-07 | 上海天麦能源科技有限公司 | Control method for intelligent instrument of urban gas pipe network |
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