CN220960412U - Differential pressure transmitter based on internet of things - Google Patents
Differential pressure transmitter based on internet of things Download PDFInfo
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- CN220960412U CN220960412U CN202322710747.3U CN202322710747U CN220960412U CN 220960412 U CN220960412 U CN 220960412U CN 202322710747 U CN202322710747 U CN 202322710747U CN 220960412 U CN220960412 U CN 220960412U
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- pipe
- water inlet
- fixedly connected
- differential pressure
- inlet pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 230000007704 transition Effects 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 230000006855 networking Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 32
- 239000012535 impurity Substances 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a differential pressure transmitter based on the Internet of things, which comprises a shell, wherein a threading pipe is fixedly arranged at the upper part of the shell, a high-pressure port is formed in the position, close to one side, of the front part of the shell, a low-pressure port is formed in the position, close to the other side, of the front part of the shell, one end of the high-pressure port is in threaded connection with a first water inlet pipe, one end of the first water inlet pipe is provided with a filtering structure, the filtering structure comprises a transition pipe, two bent pipes are fixedly connected to the outer part of the transition pipe, one end of the transition pipe is in threaded connection with a waterproof cover, one end of the waterproof cover is in threaded connection with a servo motor, an output shaft of the servo motor is fixedly connected with a filtering pipe network, and the filtering pipe network is positioned inside the transition pipe. According to the differential pressure transmitter based on the Internet of things, liquid entering from the main pipeline can be filtered through the filtering structure, and meanwhile bubbles of the liquid can be broken, so that a sensor diaphragm in the differential pressure transmitter is protected.
Description
Technical Field
The utility model relates to the field of Internet of things, in particular to a differential pressure transmitter based on the Internet of things.
Background
The differential pressure transmitter flows high-pressure liquid and low-pressure liquid through the two bin bodies and the sensor membrane, and then passes through the sensor membrane, and the high-pressure liquid and the low-pressure liquid are converted into electric signals, so that the flowing pressure is controlled or reminding is made, and the pressure in the pipeline is conveniently balanced.
When the existing differential pressure transmitter is used, the differential pressure transmitter is connected into a pipeline through a capillary, but the connection position is carefully selected when the differential pressure transmitter is connected, so that impurities and bubbles of pipeline liquid are prevented from flowing into the transmitter, inaccurate measurement results are caused, and even the sensor diaphragm is damaged.
Disclosure of utility model
The utility model mainly aims to provide a differential pressure transmitter based on the Internet of things, which can effectively solve the technical problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The differential pressure transmitter based on the Internet of things comprises a shell, wherein a high-pressure port is formed in the front part of the shell near one side, a low-pressure port is formed in the front part of the shell near the other side, one end of the high-pressure port is connected with a first water inlet pipe in a threaded manner, and one end of the first water inlet pipe is provided with a filtering structure;
The filter structure comprises a transition pipe, two bent pipes are fixedly connected to symmetrical positions outside the transition pipe, one end of the transition pipe is connected with a waterproof cover in a threaded mode, a servo motor is connected to the center of one end of the waterproof cover in a bolt mode, an output shaft of the servo motor penetrates through one side of the waterproof cover to be fixedly connected with a filter net pipe, the filter net pipe is located inside the transition pipe, and the bent pipe is fixedly connected with a water inlet pipe.
As a further scheme of the utility model, one end of the low pressure port is connected with a second water inlet pipe in a threaded manner, and one end of the second water inlet pipe is also provided with a filtering structure.
As a further scheme of the utility model, the length of the filter mesh tube is the same as the outer diameter of the elbow, and the diameter of the filter mesh tube is larger than the outer diameter of the elbow.
As a further scheme of the utility model, the inside of one end of the water inlet pipe is connected with two sliding rods in a sliding way, and one end of each sliding rod is fixedly connected with a floating ball.
As a further scheme of the utility model, the other end of the sliding rod is fixedly connected with a limiting block, one side of the limiting block is fixedly connected with a spring, one end of the spring is fixedly connected with a chute of the first water inlet pipe, and the size of the floating ball is adaptively matched with the inner diameter of the water inlet of the first water inlet pipe.
As a further scheme of the utility model, one end of the bent pipe, which is close to the servo motor, is fixedly connected with a connecting pipe, and the center position of one end of the connecting pipe is fixedly connected with a threaded port.
As a further scheme of the utility model, the upper part of the shell is fixedly provided with a threading pipe, the lower part of the rear part of the shell is provided with two exhaust ports, and plugs are plugged in the exhaust ports.
The beneficial effects of the utility model are as follows:
Through the filter structure arranged at the front part of the shell, the filter screen pipe is driven to rotate by the servo motor, the position of the filter screen pipe is not limited when the capillary is connected into a pipeline, the device is convenient to operate and mount, the filter screen pipe can filter liquid impurities, bubbles in the liquid can be broken when the filter screen pipe rotates, the measuring result of the device cannot be influenced, the waterproof cover is in threaded connection with the transition pipe, and the filter screen pipe is convenient to detach and clean when more impurities are accumulated outside the filter screen pipe;
The floating ball which is connected with the first water inlet pipe and is arranged at one end of the high pressure port in a sliding way can reduce the impact pressure of liquid at the moment that the liquid in the capillary tube rushes into the high pressure port, so that the service life of the device is greatly prolonged, and the limiting block which is fixedly connected with the floating ball and is arranged at one end of the sliding rod can prevent the floating ball from sliding to the other end of the first water inlet pipe to block the water outlet when the floating ball is impacted by the liquid.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a differential pressure transmitter based on the Internet of things;
FIG. 2 is a rear view of the overall structure of a differential pressure transmitter based on the Internet of things;
FIG. 3 is a cross-sectional view of a filtering structure of a differential pressure transmitter based on the Internet of things;
FIG. 4 is a cross-sectional view of a water inlet pipe of a differential pressure transmitter based on the Internet of things of the utility model;
Fig. 5 is an enlarged view of a in fig. 4a of a differential pressure transmitter based on the internet of things according to the present utility model.
In the figure: 1. a housing; 2. a threading tube; 3. a filtering structure; 4. a high pressure port; 5. a first water inlet pipe; 6. a transition pipe; 7. a servo motor; 8. a waterproof cover; 9. a connecting pipe; 10. bending the pipe; 11. a water inlet pipe II; 12. a low pressure port; 13. an exhaust port; 14. a filter screen tube; 15. a floating ball; 16. a limiting block; 17. a slide bar; 18. and (3) a spring.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-5, a differential pressure transmitter based on the internet of things comprises a shell 1, wherein a high-pressure port 4 is formed in the front part of the shell 1 near one side, a low-pressure port 12 is formed in the front part of the shell 1 near the other side, one end of the high-pressure port 4 is in threaded connection with a first water inlet pipe 5, and one end of the first water inlet pipe 5 is provided with a filtering structure 3;
The filtering structure 3 comprises a transition pipe 6, two bent pipes 10 are fixedly connected to symmetrical positions outside the transition pipe 6, one end of the transition pipe 6 is in threaded connection with a waterproof cover 8, a servo motor 7 is connected to the center of one end of the waterproof cover 8 through a bolt, a filtering net pipe 14 is fixedly connected to one side of an output shaft of the servo motor 7, the filtering net pipe 14 is located inside the transition pipe 6, and the bent pipe 10 is fixedly connected with a first water inlet pipe 5.
In this embodiment, one end of the low pressure port 12 is screwed with a second water inlet pipe 11, and one end of the second water inlet pipe 11 is also provided with a filtering structure 3.
The second water inlet pipe 11 in front of the low pressure port 12 guides low pressure liquid into the differential pressure transmitter through the filter structure 3, and after the liquid passes through the filter structure 3, impurities in the liquid can be intercepted, and bubbles generated by the liquid can be broken.
In this embodiment, the length of the filter mesh tube 14 is the same as the outer diameter of the elbow 10, and the diameter of the filter mesh tube 14 is larger than the outer diameter of the elbow 10.
When the outer diameter of the filter mesh tube 14 is the same as that of the elbow 10 and the diameter of the filter mesh tube 14 is larger than that of the elbow 10, liquid passing through the elbow 10 can enter the filter mesh tube 14 first and cannot directly flow into the high-pressure port 4 from the other elbow 10.
In this embodiment, two sliding rods 17 are slidably connected inside one end of the first water inlet pipe 5, and one end of the sliding rod 17 is fixedly connected with a floating ball 15.
The floating ball 15 is in sliding connection with the first water inlet pipe 5 through the sliding rod 17, so that the instant impact force of high-pressure liquid in a pipeline can be reduced when the liquid passes through the first water inlet pipe 5, the pressure of a sensor diaphragm is reduced, and the service life of the device is prolonged.
In this embodiment, the other end of the sliding rod 17 is fixedly connected with a limiting block 16, one side of the limiting block 16 is fixedly connected with a spring 18, one end of the spring 18 is fixedly connected with the chute of the first water inlet pipe 5, and the size of the floating ball 15 is adaptively matched with the inner diameter of the water inlet of the first water inlet pipe 5.
The stopper 16 makes the floater 15 can not break away from the inside of inlet tube one 5 in the moment of being impacted by high-pressure liquid, under the drive of liquid flow, can not block up the other end mouth of a river of inlet tube one 5, causes measuring result's error, floater 15 size and inlet tube one 5's water inlet internal diameter unanimous, can reduce the impact force of high-pressure liquid at furthest, spring 18 both ends respectively with inlet tube one 5 and stopper 16 fixed connection, after high-pressure liquid stops getting into, spring 18 is no longer in tensile state, can reset floater 5 and slide bar 17.
In this embodiment, the ends of the bent pipes 10 near the servo motor 7 are all fixedly connected with a connecting pipe 9, and the center of one end of the connecting pipe 9 is fixedly connected with a threaded port.
The connecting pipe 9 can be matched with a capillary tube, high-pressure liquid and low-pressure liquid are respectively poured into a high-pressure bin and a low-pressure bin of the differential pressure transmitter, the threaded port of the connecting pipe 9 can be convenient to install and operate, and the inconvenience that the device is directly connected into a pipeline is reduced.
In this embodiment, the threading pipe 2 is fixedly installed on the upper portion of the housing 1, two exhaust ports 13 are provided at the lower position of the rear portion of the housing 1, and plugs are plugged in the exhaust ports 13.
The threading pipe 2 facilitates the differential pressure transmitter to be connected into other intelligent equipment, so that the device has an adjusting function or an alarming function and the like, the exhaust port 13 is convenient to clean the inside after the device is stopped being used, and meanwhile, the plug can seal the device when the device is used.
When the differential pressure transmitter based on the Internet of things is used, a first water inlet pipe 5 and a second water inlet pipe 11 are respectively connected to one end of a high-pressure port 4 and one end of a low-pressure port 12, a servo motor 7 is opened, an output shaft of the servo motor 7 drives a filter net pipe 14 to start rotating, one end of each capillary pipe is connected to the outside of a threaded port of a connecting pipe 9, the other end of each capillary pipe is connected to the outside of a high-pressure pipeline and a low-pressure pipeline which need to be measured or regulated, high-pressure liquid and low-pressure liquid respectively flow through an elbow pipe 10 from the connecting pipe 9 and then enter a transition pipe 6, and when the liquid passes through the rotating filter net pipe 14, impurities and bubbles in the liquid are filtered and broken by the rotating filter net pipe 14 and respectively flow into the first water inlet pipe 5 and the second water inlet pipe 11;
When the high-pressure liquid enters, the instant impact force reaches the maximum, and when the high-pressure liquid flows through the first water inlet pipe 5, the floating ball 15 blocking the water inlet of the first water inlet pipe 5 is flushed away, so that the spring 18 is in a stretching state, because the floating ball 15 is in sliding connection with the inner wall of the first water inlet pipe 5 through the sliding rod 17, and the sliding rod 17 receives the limit of the limit block 16, the floating ball 15 can not block the water outlet at the other end of the first water inlet pipe 5, and meanwhile, the instant impact force of the high-pressure liquid can be reduced, the pressure of a sensor diaphragm is reduced, and the service life of the device is prolonged;
When the device stops using, rotate waterproof cover 8 for waterproof cover 8 and transition pipe 6 separation can wash the outside impurity of filter screen management 14, also can wash transition pipe 6 simultaneously, make whole filtration 3 keep clean, open the stopper of gas vent 13 again, wash whole device inner tube, make things convenient for the use next time.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. Differential pressure transmitter based on thing networking, its characterized in that: the novel filter comprises a shell (1), wherein a high-pressure port (4) is formed in the front part of the shell (1) close to one side, a low-pressure port (12) is formed in the front part of the shell (1) close to the other side, one end of the high-pressure port (4) is connected with a first water inlet pipe (5) in a threaded manner, and one end of the first water inlet pipe (5) is provided with a filter structure (3);
The utility model provides a filter structure (3) is including transition pipe (6), two return bend (10) of transition pipe (6) outside symmetry position fixedly connected with, transition pipe (6) one end threaded connection has waterproof lid (8), the central point of waterproof lid (8) one end puts bolted connection and has servo motor (7), the output shaft of servo motor (7) runs through waterproof lid (8) one side fixedly connected with filter screen management (14), filter screen management (14) are located transition pipe (6) inside, return bend (10) and inlet tube one (5) fixed connection.
2. The internet of things-based differential pressure transmitter of claim 1, wherein: one end of the low pressure port (12) is in threaded connection with a second water inlet pipe (11), and one end of the second water inlet pipe (11) is also provided with a filtering structure (3).
3. The internet of things-based differential pressure transmitter of claim 1, wherein: the length of the filter net pipe (14) is the same as the outer diameter of the elbow pipe (10), and the diameter of the filter net pipe (14) is larger than the outer diameter of the elbow pipe (10).
4. The internet of things-based differential pressure transmitter of claim 1, wherein: two sliding rods (17) are connected inside one end of the first water inlet pipe (5) in a sliding mode, and one end of each sliding rod (17) is fixedly connected with a floating ball (15).
5. The internet of things-based differential pressure transmitter of claim 4, wherein: the water inlet pipe is characterized in that a limiting block (16) is fixedly connected to the other end of the sliding rod (17), a spring (18) is fixedly connected to one side of the limiting block (16), one end of the spring (18) is fixedly connected with a sliding groove of the water inlet pipe I (5), and the size of the floating ball (15) is adaptively matched with the inner diameter of the water inlet pipe I (5).
6. The internet of things-based differential pressure transmitter of claim 1, wherein: the one end that return bend (10) is close to servo motor (7) all fixedly connected with connecting pipe (9), the central point of connecting pipe (9) one end puts fixedly connected with screw thread mouth.
7. The internet of things-based differential pressure transmitter of claim 1, wherein: the novel air conditioner is characterized in that the threading pipe (2) is fixedly arranged on the upper portion of the shell (1), two air outlets (13) are formed in the lower position of the rear portion of the shell (1), and plugs are plugged in the air outlets (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322710747.3U CN220960412U (en) | 2023-10-10 | 2023-10-10 | Differential pressure transmitter based on internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322710747.3U CN220960412U (en) | 2023-10-10 | 2023-10-10 | Differential pressure transmitter based on internet of things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220960412U true CN220960412U (en) | 2024-05-14 |
Family
ID=91009255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322710747.3U Active CN220960412U (en) | 2023-10-10 | 2023-10-10 | Differential pressure transmitter based on internet of things |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220960412U (en) |
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2023
- 2023-10-10 CN CN202322710747.3U patent/CN220960412U/en active Active
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