CN208383373U - A kind of liquid-pressure pick-up - Google Patents
A kind of liquid-pressure pick-up Download PDFInfo
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- CN208383373U CN208383373U CN201820899112.9U CN201820899112U CN208383373U CN 208383373 U CN208383373 U CN 208383373U CN 201820899112 U CN201820899112 U CN 201820899112U CN 208383373 U CN208383373 U CN 208383373U
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- strain gauge
- resistance strain
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Abstract
The utility model relates to a kind of liquid-pressure pick-ups, including shell, the housing cavity is equipped with test chamber and control chamber, sealing partition is equipped between the test chamber and control chamber, test chamber inner cavity both ends are symmetrically arranged with mounting groove one, one inner cavity of mounting groove is equipped with insulating protection pad, metal resistance strain gauge is equipped between the insulating protection pad, test hose is wound on the outside of the metal resistance strain gauge, the test hose left end is connected with discharge outlet, pressure seal plug is equipped in the discharge outlet, the test hose right end is connected with water inlet, described water inlet one end is equipped with connector, described connector one end is connected with water pipe, the metal resistance strain gauge both ends are respectively connected with connecting line, data processing module is connected between the connecting line other end, and the data processing module is set to control chamber inner cavity, Battery is equipped with below the data processing module, structure is simple, and design rationally, can test fluid pressure, easy to use.
Description
Technical field
The utility model relates to a kind of liquid-pressure pick-ups, belong to liquid pressure measurement technical field.
Background technique
It come application of the conveying high-pressure liquid in chemical production process is very universal with pipeline, and highly pressurised liquid is flowing
When through pipeline, the pressure size moment is being fluctuated, and in order to grasp the pressure for the highly pressurised liquid for flowing through pipeline in real time, is needed in pipeline
The pressure signal of liquid is converted into electric signal using hydrostatic sensor, then is conveyed to control system by upper installation hydrostatic sensor,
Control system can determine fluid pressure size according to electric signal, but when existing device is to liquid pressure measurement is typically all
To flow fluid bulk measurement, error is larger, and therefore, it is necessary to be further improved.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, provides a kind of liquid-pressure pick-up, structure
Simply, design rationally, can test fluid pressure, easy to use, by the way that enclosure interior is divided into test chamber and control
The internal security of sensor can be improved in chamber, and test chamber is avoided to influence with the element inside control chamber, passes through setting gold
Belong to resistance strain gage, the variation that will be strained on mechanical component can be led to and be converted into resistance variations, to the hydraulic pressure in test hose
It measures, it is easy to operate, can be when passing through water by the way that test hose is arranged, the pressure of water is test hose expansion, metal
The resistance value of resistance strain gage changes, to measure the pressure of water in water pipe, by the way that discharge outlet is arranged, can test
Afterwards, the extra water in test water pipe is discharged, has prevented water from remaining in test hose, it, can by the way that pressure seal plug is arranged
To block discharge outlet when to water-pressure survey, water flowing is avoided, prevents from causing large error to measurement data, it is aobvious by being arranged
Display screen can show the measurement data of sensor, do not need carrying out external connection display equipment, can effectively solve background
The problems in technology.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of liquid-pressure pick-up, including shell, the housing cavity are equipped with test chamber and control chamber, the test chamber
Sealing partition is equipped between control chamber, test chamber inner cavity both ends are symmetrically arranged with mounting groove one, one inner cavity of mounting groove
It is equipped with insulating protection pad, metal resistance strain gauge, the metal resistance strain gauge outside are equipped between the insulating protection pad
It is wound with test hose, the test hose left end is connected with discharge outlet, is equipped with pressure seal plug, the survey in the discharge outlet
Examination hose right end is connected with water inlet, and described water inlet one end is equipped with connector, and described connector one end is connected with water pipe, described
Metal resistance strain gauge both ends are respectively connected with connecting line, and data processing module, and institute are connected between the connecting line other end
State data processing module and be set to control chamber inner cavity, be equipped with battery below the data processing module, and the battery with
Sealing partition is fixedly connected, and the control chamber inner cavity top is equipped with mounting groove two, and two inner cavity of mounting groove is equipped with display screen,
The metal resistance strain gauge is electrically connected data processing module, and the data processing module is electrically connected display screen, the gold
Belong to resistance strain gage, data processing module and display screen to pass through electric wire and connect with battery.
Furthermore, the metal resistance strain gauge is rod-like structure, and the length of the metal resistance strain gauge is big
Length in test chamber inner cavity.
Furthermore, the discharge outlet and water inlet inner cavity are equipped with fixing piece, and the length and survey of the fixing piece
The thickness for trying bottom of chamber portion is identical.
Furthermore, between the connector and water pipe by connector connect, and the connector inner wall with connect
Head outside is equipped with the screw thread to match each other.
Furthermore, the hull outside is symmetrically arranged with fixed ear, is equipped with bolt hole in the fixed ear.
Furthermore, the battery model DP9V650.
For the utility model the utility model has the advantages that a kind of liquid-pressure pick-up involved in the utility model, structure is simple, design
Rationally, fluid pressure can be tested, it is easy to use, by the way that enclosure interior is divided into test chamber and control chamber, Ke Yiti
The internal security of high sensor avoids test chamber from influencing with the element inside control chamber, is answered by the way that metallic resistance is arranged
Become piece, the variation that will be strained on mechanical component can be led to and be converted into resistance variations, to be measured to the hydraulic pressure in test hose,
It is easy to operate, can be when passing through water by the way that test hose is arranged, the pressure of water is test hose expansion, metallic resistance strain
The resistance value of piece changes, so that the pressure of water in water pipe is measured, it, can be after test, to survey by the way that discharge outlet is arranged
The extra water discharge in water pipe is tried, has prevented water from remaining in test hose, it, can be to water by the way that pressure seal plug is arranged
When pressure measurement, discharge outlet is blocked, water flowing is avoided, prevents from causing large error to measurement data, it, can be with by the way that display screen is arranged
The measurement data of sensor is shown, does not need carrying out external connection display equipment.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is a kind of liquid-pressure pick-up structure chart of the utility model.
Fig. 2 is a kind of liquid-pressure pick-up top view of the utility model.
Fig. 3 is a kind of liquid-pressure pick-up rearview of the utility model.
Figure label: 1, shell；2, test chamber；3, control chamber；4, partition is sealed；5, mounting groove one；6, insulating protection pad；
7, metal resistance strain gauge；8, test hose；9, discharge outlet；10, pressure seal plug；11, water inlet；12, connector；13, water
Pipe；14, connecting line；15, data processing module；16, battery；17, mounting groove two；18, display screen；19, fixing piece；20, solid
Determine ear.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figure 1-Figure 3, a kind of liquid-pressure pick-up, including shell 1,1 inner cavity of shell be equipped with test chamber 2 with
The internal security of sensor can be improved in control chamber 3, and test chamber 2 is avoided to influence with the element inside control chamber 3, institute
It states and is equipped with sealing partition 4 between test chamber 2 and control chamber 3, the 2 inner cavity both ends of test chamber are symmetrically arranged with mounting groove 1, described
One 5 inner cavity of mounting groove is equipped with insulating protection pad 6, is equipped with metal resistance strain gauge 7, Ke Yitong between the insulating protection pad 6
Resistance variations are converted by the variation strained on mechanical component, it is easy to operate to be measured to the hydraulic pressure in test hose 8,
It is wound with test hose 8 on the outside of the metal resistance strain gauge 7, can be when passing through water, the pressure of water is that test hose 8 is swollen
Swollen, the resistance value of metal resistance strain gauge 7 changes, to measure the pressure of water in water pipe, 8 left end of test hose connects
It is connected to discharge outlet 9, the extra water in test water pipe 8 can be discharged, prevented water from remaining in test hose after test
In 8, it is equipped with pressure seal plug 10 in the discharge outlet 9, discharge outlet 9 can be blocked when to water-pressure survey, avoid water flowing,
It prevents from causing measurement data large error, 8 right end of test hose is connected with water inlet 11, and described 11 one end of water inlet is set
There is connector 12, described 12 one end of connector is connected with water pipe 13, and 7 both ends of metal resistance strain gauge are respectively connected with connecting line
14, data processing module 15 is connected between 14 other end of connecting line, and the data processing module 15 is set to control
3 inner cavity of chamber is equipped with battery 16 below the data processing module 15, and the battery 16 is fixedly connected with partition 4 is sealed,
3 inner cavity top of control chamber is equipped with mounting groove 2 17, and 2 17 inner cavity of mounting groove is equipped with display screen 18, can will sense
The measurement data of device is shown, does not need carrying out external connection display equipment, the metal resistance strain gauge 7 is electrically connected data
Processing module 15, the data processing module 15 are electrically connected display screen 18, the metal resistance strain gauge 7, data processing mould
Block 15 is connect by electric wire with battery 16 with display screen 18.
The metal resistance strain gauge 7 is rod-like structure, and the length of the metal resistance strain gauge 7 is greater than test chamber 2
The length of inner cavity, the discharge outlet 9 are equipped with fixing piece 19, and the length and test of the fixing piece 19 with 11 inner cavity of water inlet
The thickness of 2 bottom of chamber is identical, between the connector 12 and water pipe 13 by connector connect, and 12 inner wall of the connector with
The screw thread to match each other is equipped on the outside of connector, is symmetrically arranged with fixed ear 20 on the outside of the shell 1, in the fixed ear 20
Equipped with bolt hole, the 16 model DP9V650 of battery.
Utility model works principle: water pipe 13 will be accessed into connector 12, then with pressure when measuring fluid pressure
Power sealing-plug 10 seals discharge outlet 9, and after being passed through water, due to the pressure of water, test hose 8 expands, to metal resistance strain gauge 7
Pressure changes, and the resistance of metal resistance strain gauge 7 changes, so that the pressure of water outlet is measured, it, will after measurement
Pressure seal plug 10 is extracted, and the residual water in test hose 8 is discharged.
The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities
Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical
Novel protection scope.
Claims (6)
1. a kind of liquid-pressure pick-up, including shell (1), which is characterized in that shell (1) inner cavity is equipped with test chamber (2)
With control chamber (3), sealing partition (4), test chamber (2) the inner cavity both ends are equipped between the test chamber (2) and control chamber (3)
It is symmetrically arranged with mounting groove one (5), mounting groove one (5) inner cavity is equipped with insulating protection pad (6), the insulating protection pad (6)
Between be equipped with metal resistance strain gauge (7), be wound with test hose (8), the test on the outside of the metal resistance strain gauge (7)
Hose (8) left end is connected with discharge outlet (9), is equipped with pressure seal plug (10) in the discharge outlet (9), the test hose (8)
Right end is connected with water inlet (11), and described water inlet (11) one end is equipped with connector (12), connector (12) one end connection
Have water pipe (13), metal resistance strain gauge (7) both ends are respectively connected with connecting line (14), connecting line (14) other end it
Between be connected with data processing module (15), and the data processing module (15) is set to control chamber (3) inner cavity, at the data
It manages and is equipped with battery (16) below module (15), and the battery (16) is fixedly connected with sealing partition (4), the control chamber
(3) inner cavity top is equipped with mounting groove two (17), and mounting groove two (17) inner cavity is equipped with display screen (18), the metallic resistance
Foil gauge (7) is electrically connected data processing module (15), and the data processing module (15) is electrically connected display screen (18), described
Metal resistance strain gauge (7), data processing module (15) are connect by electric wire with battery (16) with display screen (18).
2. a kind of liquid-pressure pick-up according to claim 1, it is characterised in that: the metal resistance strain gauge (7) is
Rod-like structure, and the length of the metal resistance strain gauge (7) is greater than the length of test chamber (2) inner cavity.
3. a kind of liquid-pressure pick-up according to claim 1, it is characterised in that: the discharge outlet (9) and water inlet
(11) inner cavity is equipped with fixing piece (19), and the length of the fixing piece (19) is identical as the thickness of test chamber (2) bottom.
4. a kind of liquid-pressure pick-up according to claim 1, it is characterised in that: the connector (12) and water pipe (13)
Between connected by connector, and be equipped with the screw thread to match each other on the outside of the connector (12) inner wall and connector.
5. a kind of liquid-pressure pick-up according to claim 1, which is characterized in that be symmetrically arranged on the outside of the shell (1)
Fixed ear (20) is equipped with bolt hole on the fixed ear (20).
6. a kind of liquid-pressure pick-up according to claim 1, it is characterised in that: battery (16) model
DP9V650。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820899112.9U CN208383373U (en) | 2018-06-11 | 2018-06-11 | A kind of liquid-pressure pick-up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820899112.9U CN208383373U (en) | 2018-06-11 | 2018-06-11 | A kind of liquid-pressure pick-up |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208383373U true CN208383373U (en) | 2019-01-15 |
Family
ID=64966967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820899112.9U Active CN208383373U (en) | 2018-06-11 | 2018-06-11 | A kind of liquid-pressure pick-up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208383373U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113057755A (en) * | 2021-03-19 | 2021-07-02 | 上海飞象健康科技有限公司 | Water flushing device capable of automatically adjusting water pressure and water pressure automatic adjusting method applied by same |
| CN113551822A (en) * | 2021-07-30 | 2021-10-26 | 广西路桥工程集团有限公司 | Steel pipe concrete hoop effect testing arrangement based on hydraulic pressure |
-
2018
- 2018-06-11 CN CN201820899112.9U patent/CN208383373U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113057755A (en) * | 2021-03-19 | 2021-07-02 | 上海飞象健康科技有限公司 | Water flushing device capable of automatically adjusting water pressure and water pressure automatic adjusting method applied by same |
| CN113551822A (en) * | 2021-07-30 | 2021-10-26 | 广西路桥工程集团有限公司 | Steel pipe concrete hoop effect testing arrangement based on hydraulic pressure |
| CN113551822B (en) * | 2021-07-30 | 2023-01-31 | 广西路桥工程集团有限公司 | Steel pipe concrete hoop effect testing arrangement based on hydraulic pressure |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 215200 1643, 1646, 1647, 1650, building a, Kaiping business center, No. 11666, East Taihu Avenue, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: SUZHOU AOBATEER SOFTWARE SYSTEM ENGINEERING Co.,Ltd. Address before: Song Ling Zhen Wujiang District of Suzhou City, Jiangsu province 215200 Suzhou River Road No. 18 Patentee before: SUZHOU AOBATEER SOFTWARE SYSTEM ENGINEERING Co.,Ltd. |