CN208333746U - A kind of pressure transmitter - Google Patents
A kind of pressure transmitter Download PDFInfo
- Publication number
- CN208333746U CN208333746U CN201820964612.6U CN201820964612U CN208333746U CN 208333746 U CN208333746 U CN 208333746U CN 201820964612 U CN201820964612 U CN 201820964612U CN 208333746 U CN208333746 U CN 208333746U
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- China
- Prior art keywords
- shell
- pressure
- pressure sensor
- inner cavity
- pressure transmitter
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Abstract
The utility model relates to a kind of pressure transmitters, including first shell, the inner cavity of the first shell is provided with pressure sensor, the gasket with through-hole is provided with below the pressure sensor, the perfusion tube being connected to first shell inner cavity is provided with below the first shell, second shell is provided with above the first shell, liquid crystal display is provided on the panel of the second shell, the inner cavity of the second shell is provided with wiring board, microprocessor is provided on the wiring board, the microprocessor is connect with pressure sensor, the microprocessor is also connect with liquid crystal display.The pressure transmitter of the utility model is provided with the gasket with through-hole below pressure sensor; avoid the direct contact of test substance and pressure sensor; gasket plays the protective effect to pressure sensor well, avoids economic loss caused by pressure sensor damage to a certain extent.
Description
Technical field
The utility model relates to the technical fields of sensor, are concretely a kind of pressure transmitters.
Background technique
Pressure transmitter is a kind of sensor the most commonly used in industrial practice, is widely used in various industrial automatic control rings
Border, be related to water conservancy and hydropower, railway traffic, intelligent building, production automatic control, aerospace, military project, petrochemical industry, oil well, electric power, ship,
Numerous industries such as lathe, pipeline.During surveying pressure, the direct contact measured substance of the load cell of pressure transmitter measures ring
Border is changeable, it is easy to cause the damage of load cell.
Utility model content
For overcome the deficiencies in the prior art, the purpose of the utility model is to provide a kind of pressure transmitters, solve current
The technical issues of pressure transmitter load cell is easily damaged.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of pressure transmitter, including first shell, the inner cavity of the first shell are provided with pressure sensor, the pressure
It is provided with the gasket with through-hole below force snesor, is provided with below the first shell and is connected to first shell inner cavity
Perfusion tube is provided with second shell above the first shell, is provided with liquid crystal display on the panel of the second shell,
The inner cavity of the second shell is provided with wiring board, and microprocessor, the microprocessor and pressure are provided on the wiring board
Sensor connection, the microprocessor are also connect with liquid crystal display.
It further, further include pressure carrier, the periphery of perfusion tube is arranged in the pressure carrier, and the pressure carrier is used for
Compacting fixation is carried out to perfusion tube, realization perfusion tube is connected to first shell inner cavity.
It further, further include metallic channel, the middle position of second shell is arranged in the metallic channel, and the metallic channel is used for
Place conducting wire.
It further, further include fixing piece, the top of second shell is arranged in the fixing piece, and the both ends of the fixing piece are set
There is fixture nut, the fixture nut is for being fixed the position of second shell.
Further, pressure sensor is a ceramic diaphragm.
Further, the first shell and second shell are the molding integral structure of aluminium alloy compression casting.
Further, the outer surface of the first shell and second shell is painted with electrostatic plastic spraying protective layer.
The beneficial effects of the utility model are: the pressure transmitter of the utility model is provided with below pressure sensor
Gasket with through-hole avoids the direct contact of test substance and pressure sensor, and gasket, which plays, well passes pressure
The protective effect of sensor avoids economic loss caused by pressure sensor damage to a certain extent.
Detailed description of the invention
Specific embodiment of the present utility model is further described with reference to the accompanying drawing:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram of the section structure of the utility model；
Fig. 3 is the gasket construction schematic diagram of the utility model.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, practical to this below in conjunction with attached drawing
Technical solution in new embodiment is clearly and completely described, it is clear that described embodiment is only the utility model
The embodiment of a part, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The model of the utility model protection all should belong in the every other embodiment obtained without creative efforts
It encloses.
Referring to figs. 1 to Fig. 3, a kind of pressure transmitter, including first shell 3, the inner cavity of the first shell 3 are provided with pressure
Force snesor 8, the lower section of the pressure sensor 8 are provided with the gasket 7 with through-hole 11, the lower section setting of the first shell 3
There is the perfusion tube 1 being connected to 3 inner cavity of first shell, the top of the first shell 3 is provided with second shell 4, the second shell
Liquid crystal display 6 is provided on the panel of body 4, the inner cavity of the second shell 4 is provided with wiring board 9, sets on the wiring board 9
It is equipped with microprocessor, the microprocessor is connect with pressure sensor 8, and the microprocessor is also connect with liquid crystal display 6.Institute
Stating pressure transmitter further includes pressure carrier 2, and the periphery of perfusion tube 1 is arranged in the pressure carrier 2, and the pressure carrier 2 is used
In carrying out compacting fixation to perfusion tube 1, realization perfusion tube 1 is connected to 3 inner cavity of first shell.The pressure transmitter further includes
The middle position of second shell 4 is arranged in metallic channel 10, the metallic channel 10, and the metallic channel 10 is for placing conducting wire.It is described
Pressure transmitter further includes fixing piece 5, and the top of second shell 4 is arranged in the fixing piece 5, and the both ends of the fixing piece 5 are set
There is fixture nut, the fixture nut is for being fixed the position of second shell 4.The pressure sensor 8 is a ceramics
Diaphragm.The first shell 3 and second shell 4 are the molding integral structure of aluminium alloy compression casting.The first shell 3 and second
The outer surface of shell 4 is painted with electrostatic plastic spraying protective layer, has carried out good protection to shell.
After test substance enters the inner cavity of first shell 3 along perfusion tube 1, gasket 7 carries out instantaneous liquid acceleration stream
Release, buffering, pressure smoothly pass to pressure sensor 8, and pressure signal is converted into electric signal, route by pressure sensor 8
Plate 9 by initial electrical signal filter and amplification and be converted into standard 4-20mA electric current and by liquid crystal display 6 to measurement result into
Row display.
In conclusion above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng
The utility model is described in detail according to previous embodiment, those skilled in the art should understand that；It is still
It can modify the technical solutions described in the foregoing embodiments, or equally be replaced to being wherein no lack of technical characteristic
It changes, and these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (7)
1. a kind of pressure transmitter, it is characterised in that: including first shell (3), the inner cavity of the first shell (3) is provided with pressure
Force snesor (8) is provided with the gasket (7) with through-hole (11), the first shell (3) below the pressure sensor (8)
Lower section be provided with the perfusion tube (1) being connected to first shell (3) inner cavity, be provided with second above the first shell (3)
Shell (4) is provided with liquid crystal display (6) on the panel of the second shell (4), the inner cavity setting of the second shell (4)
Have wiring board (9), is provided with microprocessor on the wiring board (9), the microprocessor is connect with pressure sensor (8), institute
Microprocessor is stated also to connect with liquid crystal display (6).
2. a kind of pressure transmitter according to claim 1, it is characterised in that: further include pressure carrier (2), the pressure
Carrier (2) setting is realized in the periphery of perfusion tube (1), the pressure carrier (2) for carrying out compacting fixation to perfusion tube (1)
Perfusion tube (1) is connected to first shell (3) inner cavity.
3. a kind of pressure transmitter according to claim 1, it is characterised in that: further include metallic channel (10), the conducting wire
Slot (10) setting is in the middle position of second shell (4), and the metallic channel (10) is for placing conducting wire.
4. a kind of pressure transmitter according to claim 1, it is characterised in that: further include fixing piece (5), the fixing piece
(5) setting is in the top of second shell (4), and the both ends of the fixing piece (5) are equipped with fixture nut, the fixture nut for pair
The position of second shell (4) is fixed.
5. a kind of pressure transmitter according to claim 1, it is characterised in that: the pressure sensor (8) is a ceramics
Diaphragm.
6. a kind of pressure transmitter according to claim 4, it is characterised in that: the first shell (3) and second shell
It (4) is the molding integral structure of aluminium alloy compression casting.
7. a kind of pressure transmitter according to claim 1, it is characterised in that: the first shell (3) and second shell
(4) outer surface is painted with electrostatic plastic spraying protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820964612.6U CN208333746U (en) | 2018-06-21 | 2018-06-21 | A kind of pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820964612.6U CN208333746U (en) | 2018-06-21 | 2018-06-21 | A kind of pressure transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208333746U true CN208333746U (en) | 2019-01-04 |
Family
ID=64768392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820964612.6U Active CN208333746U (en) | 2018-06-21 | 2018-06-21 | A kind of pressure transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208333746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020232799A1 (en) * | 2019-05-21 | 2020-11-26 | 枣庄学院 | Pressure sensor for weighing load of mine multi-rope hoist |
-
2018
- 2018-06-21 CN CN201820964612.6U patent/CN208333746U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020232799A1 (en) * | 2019-05-21 | 2020-11-26 | 枣庄学院 | Pressure sensor for weighing load of mine multi-rope hoist |
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