CN208569419U - One kind is from vent pressure transmitter - Google Patents
One kind is from vent pressure transmitter Download PDFInfo
- Publication number
- CN208569419U CN208569419U CN201821401759.0U CN201821401759U CN208569419U CN 208569419 U CN208569419 U CN 208569419U CN 201821401759 U CN201821401759 U CN 201821401759U CN 208569419 U CN208569419 U CN 208569419U
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- China
- Prior art keywords
- shell
- fixed
- connecting pipe
- sealing block
- air channel
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- 238000007789 sealing Methods 0.000 claims abstract description 39
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses one kind from vent pressure transmitter, including shell, connecting pipe, snorkel, gasket seal, fixed plate, telescopic rod, sealing block, spring, air channel and baffle, the outer casing bottom is by being welded with connecting pipe, snorkel is equipped with inside the connecting pipe, and snorkel is connected to interior of shell, the connecting pipe bottom outside is equipped with external screw thread, it is located at the top of external screw thread on the outside of the connecting pipe and is fixed with gasket seal, the interior of shell side is fixed with fixed plate, the outer casing inner wall is located at fixed plate side and is fixed with telescopic rod, the shell is equipped with air channel close to a side surface of sealing block, baffle is equidistantly fixed in the air channel, this is from pressure release shell, the pressure of interior of shell is discharged by air channel, prevent shell from damaging under overvoltage condition, realize pressure transmitter certainly Pressure release.
Description
Technical field
The utility model relates to pressure transmitter technical fields, specially a kind of from vent pressure transmitter.
Background technique
Pressure transmitter in general sense is mainly by load cell, display device and process connector three parts
Composition detects the pressure in pipeline by pressure sensor, is shown by the data that display screen will test, still, each
Pressure transmitter has the range of oneself, because can not know the pressure limit in pipeline in advance, use pressure transmitter
When, when extraneous pressure is greater than the pressure that pressure transmitter is born, pressure transmitter can be made to damage, existing pressure transmitter
Equipped with complex from pressure relief device structure, and can not self-closed after pressure release, it has not been convenient to it uses.For this purpose, it is proposed that a kind of
From vent pressure transmitter.
Utility model content
The purpose of this utility model is to provide one kind from vent pressure transmitter, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of from vent pressure transmitter, including pressure
Power transmitter, connecting pipe, snorkel, gasket seal, fixed plate, telescopic rod, sealing block, spring, air channel and baffle, it is described
Outer casing bottom is equipped with snorkel, and snorkel and interior of shell by being welded with connecting pipe inside the connecting pipe
Connection, the connecting pipe bottom outside are equipped with external screw thread, are fixed with gasket seal, and gasket seal on the outside of the connecting pipe
At the top of external screw thread, the interior of shell is fixed with pressure sensor, and the outer casing inner wall side is fixed with PLC controller,
The shell is fixed with display screen, the pressure sensor and PLC controller input terminal electricity close to the side outer wall of PLC controller
Property connection, the PLC controller output end and display screen be electrically connected, and side of the interior of shell far from PLC controller is solid
Surely there is fixed plate, the outer casing inner wall is located at fixed plate side and is fixed with telescopic rod, and the telescopic rod top end is fixed with sealing block,
And sealing block is slidably connected with fixed plate, the telescopic rod surface is socketed with spring, and the spring one end is fixed with outer casing inner wall
Connection, and the spring other end is fixedly connected with sealing block side, the shell is equipped with air channel close to a side surface of sealing block,
Baffle is equidistantly fixed in the air channel.
Preferably, the sealing block side is fixed with sliding block, and the fixed plate side is equipped with the sliding slot matched with sliding block,
And sliding block is slidably connected in sliding slot.
Preferably, the shoe surface and sliding slot inner wall are coated with lubricating oil.
Preferably, the sealing block is made of wear-resisting rubber material.
Preferably, the connecting pipe bottom is equipped with chamfering.
Compared with prior art, the utility model has the beneficial effects that
1, pipeline is connected to by the utility model by connecting pipe with interior of shell, is made in the pressure and pipeline in shell
Pressure is identical, at this moment, the pressure of interior of shell, and the data conveying that pressure sensor can will test is detected by pressure sensor
To PLC controller, data are interpreted by PLC controller, and PLC controller can be will test data by display and be shown
Show, the data of the convenient detection of observation in real time, and by the external screw thread of connecting pipe bottom and engaging for examined object, facilitates company
The connection of jointed tubular workpieces and examined object, and gasket seal is equipped with outside connecting pipe, connecting tube is increased by gasket seal
The leakproofness of part and examined object junction improves the detection accuracy of transmitter.
2, the utility model is when the pressure in examined object is greater than the pressure that shell is born, the pressure meeting of interior of shell
It acts on sealing block, sealing block overcomes the elastic force of spring by pressure, makes spring-compressed, and will drive when spring-compressed
Sealing block is mobile, by the movement of sealing block, is connected to interior of shell with air channel, by air channel by the pressure of interior of shell
Release prevents shell damaged under overvoltage condition, causes stress the damage of transmitter, and at this moment, staff may know that the amount
The pressure transmitter of journey can not detect the pressure in pipeline, need replacing the pressure transmitter of a greater amount of journeys, prevent measurement data
Inaccuracy situation occur, and in shell pressure release when, the elastic force of spring can act on sealing block, answer sealing block
Position facilitates pressure transmitter to rework by the connection inside sealing block occluding pressure transmitter with air channel.
3, the utility model is equidistantly fixed with baffle in air channel, and baffle and air channel have certain angle, pass through
Baffle closes air channel in the plane, can prevent extraneous liquid and dust from entering interior of shell, improves being applicable in for shell
Property.
Detailed description of the invention
Fig. 1 is the utility model main view the schematic diagram of the section structure；
Fig. 2 is the utility model sealing block structural schematic diagram；
Fig. 3 is that the utility model PLC controller is electrically connected block diagram.
In figure: 1, shell；2, connecting pipe；3, snorkel；4, external screw thread；5, gasket seal；6, fixed plate；7, it stretches
Bar；8, sealing block；9, spring；10, air channel；11, baffle；12, sliding block；13, sliding slot；14, pressure sensor；15, PLC is controlled
Device；16, display screen.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of from vent pressure transmitter, including shell
1, connecting pipe 2, snorkel 3, gasket seal 5, fixed plate 6, telescopic rod 7, sealing block 8, spring 9, air channel 10 and baffle 11,
1 bottom of shell is equipped with snorkel 3 by being welded with connecting pipe 2 inside the connecting pipe 2, and snorkel 3 with
It is connected to inside shell 1,2 bottom outside of connecting pipe is equipped with external screw thread 4, is fixed with gasket on the outside of the connecting pipe 2
Piece 5, and gasket seal 5 is located at 4 top of external screw thread, is fixed with pressure sensor 14,1 inner wall of shell inside the shell 1
Side is fixed with PLC controller 15, and the shell 1 is fixed with display screen 16, the pressure close to the side outer wall of PLC controller 15
Force snesor 14 and 15 input terminal of PLC controller are electrically connected, and 15 output end of PLC controller electrically connects with display screen 16
It connects, 1 inside of shell is fixed with fixed plate 6 far from the side of PLC controller 15, and 1 inner wall of shell is located at fixed plate 6 one
Side is fixed with telescopic rod 7, and 7 top of telescopic rod is fixed with sealing block 8, and sealing block 8 is slidably connected with fixed plate 6, described
7 surface of telescopic rod is socketed with spring 9, and described 9 one end of spring is fixedly connected with 1 inner wall of shell, and 9 other end of spring and sealing block
8 sides are fixedly connected, and the shell 1 is equipped with air channel 10 close to a side surface of sealing block 8, are equidistantly consolidated in the air channel 10
Surely there is baffle 11.
8 side of sealing block is fixed with sliding block 12, and 6 side of fixed plate is equipped with the sliding slot matched with sliding block 12
13, and sliding block 12 is slidably connected in sliding slot 13.
12 surface of sliding block and 13 inner wall of sliding slot are coated with lubricating oil.
The sealing block 8 is made of wear-resisting rubber material.
2 bottom of connecting pipe is equipped with chamfering.
Working principle: it will be connected to, made in the pressure and pipeline in shell 1 inside pipeline and shell 1 by connecting pipe 2
Pressure is identical, at this moment, detects the pressure inside shell 1, and the number that pressure sensor 14 can will test by pressure sensor 14
According to PLC controller 15 is conveyed to, data are interpreted by PLC controller 15, and PLC controller 15 can pass through display
16, which will test data, shows, the data of the convenient detection of observation in real time, and 15 model S7200 of PLC controller, pressure sensor 14
Model PT504Z-25MPa-M20, display screen model UM-73D, and pass through the external screw thread 4 and pipeline of 2 bottom of connecting pipe
Engagement, facilitate the connection of connecting pipe 2 Yu pipeline, and outside connecting pipe 2 be equipped with gasket seal 5, increased by gasket seal 5
The leakproofness for having added connecting pipe 2 Yu pipeline junction improves the detection accuracy of pressure transmitter, and when the pressure in pipeline
When the pressure born greater than shell 1, the pressure inside shell 1 can be acted on sealing block 8, and sealing block 8 overcomes bullet by pressure
The elastic force compressed spring 9 of spring 9, and will drive the movement of sealing block 8 when the compression of spring 9, by the movement of sealing block 8, make outer
1 inside of shell is connected to air channel 10, is discharged the pressure inside shell 1 by air channel 10, is prevented shell 1 under overvoltage condition
Damage, at this moment, staff may know that the pressure transmitter of the range can not detect the pressure in pipeline, need replacing bigger
The pressure transmitter of range prevents the situation of measurement data inaccuracy from occurring, and in shell 1 pressure release when, spring 9
Elastic force can act on sealing block 8, reset sealing block 8, and the connection of 1 inside and air channel 10 of shell is blocked by sealing block 8,
Facilitate pressure transmitter to rework, and be equidistantly fixed with baffle 11 in air channel 10, and baffle 11 and air channel 10 have one
Fixed angle closes air channel 10 in the plane by baffle 11, can prevent extraneous liquid and dust from entering in shell 1
The applicability of shell 1 is improved in portion.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of from vent pressure transmitter, including shell (1), connecting pipe (2), snorkel (3), gasket seal (5), fixation
Plate (6), telescopic rod (7), sealing block (8), spring (9), air channel (10) and baffle (11), it is characterised in that: the shell (1)
Bottom is equipped with snorkel (3) inside the connecting pipe (2) by being welded with connecting pipe (2), and snorkel (3) with
Connection inside shell (1), connecting pipe (2) bottom outside are equipped with external screw thread (4), fixed on the outside of the connecting pipe (2)
Have gasket seal (5), and gasket seal (5) is located at the top of external screw thread (4), is fixed with pressure sensor inside the shell (1)
(14), shell (1) the inner wall side is fixed with PLC controller (15), and the one of the shell (1) close PLC controller (15)
Side outer wall is fixed with display screen (16), and the pressure sensor (14) and PLC controller (15) input terminal are electrically connected, described
PLC controller (15) output end and display screen (16) are electrically connected, internal one far from PLC controller (15) of the shell (1)
Side is fixed with fixed plate (6), and shell (1) inner wall is located at fixed plate (6) side and is fixed with telescopic rod (7), the telescopic rod
(7) top is fixed with sealing block (8), and sealing block (8) is slidably connected with fixed plate (6), and telescopic rod (7) surface is socketed with
Spring (9), described spring (9) one end are fixedly connected with shell (1) inner wall, and spring (9) other end and sealing block (8) side are solid
Fixed connection, the shell (1) is equipped with air channel (10) close to a side surface of sealing block (8), equidistant in the air channel (10)
It is fixed with baffle (11).
2. according to claim 1 a kind of from vent pressure transmitter, it is characterised in that: sealing block (8) side is solid
Surely have sliding block (12), fixed plate (6) side is equipped with the sliding slot (13) matched with sliding block (12), and sliding block (12) sliding connects
It connects in sliding slot (13).
3. according to claim 2 a kind of from vent pressure transmitter, it is characterised in that: sliding block (12) surface and cunning
Slot (13) inner wall is coated with lubricating oil.
4. according to claim 1 a kind of from vent pressure transmitter, it is characterised in that: the sealing block (8) is by wear-resisting
Rubber material constitute.
5. according to claim 1 a kind of from vent pressure transmitter, it is characterised in that: connecting pipe (2) bottom
Equipped with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821401759.0U CN208569419U (en) | 2018-08-29 | 2018-08-29 | One kind is from vent pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821401759.0U CN208569419U (en) | 2018-08-29 | 2018-08-29 | One kind is from vent pressure transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208569419U true CN208569419U (en) | 2019-03-01 |
Family
ID=65451479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821401759.0U Active CN208569419U (en) | 2018-08-29 | 2018-08-29 | One kind is from vent pressure transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208569419U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111643988A (en) * | 2020-06-18 | 2020-09-11 | 南京千里行测控技术有限公司 | Horizontal dust remover |
| CN114046933A (en) * | 2022-01-12 | 2022-02-15 | 江苏华质检测技术有限公司 | Pressure calibrator for thermal chamber |
| CN114878036A (en) * | 2022-01-25 | 2022-08-09 | 许先洪 | An intelligent pressure sensor with automatic pressure relief function |
-
2018
- 2018-08-29 CN CN201821401759.0U patent/CN208569419U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111643988A (en) * | 2020-06-18 | 2020-09-11 | 南京千里行测控技术有限公司 | Horizontal dust remover |
| CN114046933A (en) * | 2022-01-12 | 2022-02-15 | 江苏华质检测技术有限公司 | Pressure calibrator for thermal chamber |
| CN114878036A (en) * | 2022-01-25 | 2022-08-09 | 许先洪 | An intelligent pressure sensor with automatic pressure relief function |
| CN114878036B (en) * | 2022-01-25 | 2023-11-17 | 广东可银智能装备科技有限公司 | An intelligent pressure sensor with automatic pressure relief function |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |