CN205317405U - Vacuum transmitter - Google Patents
Vacuum transmitter Download PDFInfo
- Publication number
- CN205317405U CN205317405U CN201620079028.3U CN201620079028U CN205317405U CN 205317405 U CN205317405 U CN 205317405U CN 201620079028 U CN201620079028 U CN 201620079028U CN 205317405 U CN205317405 U CN 205317405U
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- CN
- China
- Prior art keywords
- wall
- cover plate
- housing
- circuit board
- vacuum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a vacuum transmitter, including the casing with install the circuit board in the casing, be provided with adjustment button, display screen and pilot lamp on the circuit board, still be provided with on the casing and be used for connecting the mount pad of regulating in the vacuum, the mount pad passes through cable junction circuit board. The beneficial effects of the utility model are that: what use is that traditional resistance rule metal is regulated, damage under abominable vacuum environment regulate the back only need to change regulate can, need not reprocess by whole instrument again. Collect quick -witted box instrument and existing prevailing changer advantage, existing changer nimble convenient, the convenience of organic case instrument formula be liable to change sensor again, economical and practical.
Description
Technical field
This utility model relates to Pirani gauge structure of transmitter technical field, is specifically related to a kind of vacuum transducer.
Background technology
Pirani gauge transmitter is the one in resistance vacuum gauge, and it is to utilize conduction of heat and temperature compensation principle to carry out work. It has measurement wide ranges, and response is fast, reproducible, measures reliable and stable, and the advantages such as capacity of resisting disturbance is strong are particularly suitable for the measurement of thick coarse vacuum. When using traditional transmitter, running into the vacuum environment of inclement condition, it is easy to cause the damage of Pirani gauge sensor, so whole transmitter also cannot work.
Utility model content
The purpose of this utility model is in that to overcome the shortcoming of prior art, it is provided that a kind of volume is little, be easy to carry and be conveniently replaceable the vacuum transducer regulated.
The purpose of this utility model is achieved through the following technical solutions:
A kind of vacuum transducer, including housing and the circuit board being installed in housing, circuit board is provided with adjustment button, display screen and display lamp, housing is additionally provided with the mounting seat for connecting vacuum gauge, and mounting seat passes through electric cable connection circuit plate.
Thus when vacuum gauge is installed, directly vacuum gauge is installed in mounting seat, achieve the split type mounting structure of vacuum gauge and vacuum transducer, damage only need to change after regulating under severe vacuum environment and regulate, whole instrument need not be taken again to reprocess. Integrate case type instrument and existing popular transmitter advantage, existing transmitter flexible, there is again cabinet instrumentation style to be easily changed the convenience of sensor, economical and practical.
Preferably, described display screen is LED display, and described display lamp is light emitting diode lamp.
Described mounting seat, the art is anistree also referred to as porcelain, including ceramic body and the multiple spliced eyes being arranged on ceramic body, is provided with the conductor for connecting vacuum gauge in each spliced eye, and conductor passes through electric cable connection circuit plate. Thus mounting seat is applicable to existing vacuum gauge, the contact pin of vacuum gauge being inserted corresponding spliced eye, can conveniently carry out installing and changing, the suitability be strong, it is simple to promote the use of. Ceramic body is directly mounted on housing or is fixedly installed on housing by connector.
Preferably, described ceramic body is column type, and ceramic body is provided with eight spliced eyes being uniformly distributed circumferentially. The mounting seat of this structure is applicable to existing eight pin vacuum gauges.
Described circuit board is provided with single-chip microcomputer, and mounting seat, adjustment button, display screen and display lamp electrically connect with single-chip microcomputer respectively, and mounting seat, adjustment button, display screen and display lamp are all connected with being connected with circuit board, and connect single-chip microcomputer by conducting wire.
Described adjustment button includes function point analysis button, full scale regulates button and zero point regulates button.
Described housing includes the cartridge type shell of a both ends open, two openings of cylinder outer race are mounted on a cover plate, each cover plate all covers corresponding opening, two cover plates are connected each through screw and cylinder outer race are fixing, with any one cover plate in two cover plates for the first cover plate, another cover plate is the second cover plate, and the first cover plate is positioned at shell inner surface and is provided with and regulates set in cylinder type, regulating set one end and be fixedly installed on the first cover plate, mounting seat is fixedly installed in the other end regulating set. The spliced eye regulating set is positioned at the centre bore regulating set. Being provided with connection on first cover plate and regulate the through hole of set, vacuum gauge is installed in mounting seat after sequentially passing through the through hole of the first cover plate and regulating the centre bore of set.
Described set of regulating connects by connecting bolt and the first cover plate are fixing, and mounting seat is fixedly connected with link, and link overlaps fixing connection by screw with regulating.
Being provided with communication interface on the first described cover plate or the second cover plate, communication interface passes through electric cable connection circuit plate. Optionally, this communication interface can be used for connecting power supply, control point, simulation output.
Preferably, described communication interface is RS458 communication interface.
Described cartridge type shell is assembled by the first housing parts and the second housing parts, first housing parts includes the first side wall and two the first connection walls being each perpendicular to the first side wall, two first connect wall and are connected to the two ends of the first side wall, second housing parts includes the second sidewall and two the second connection walls being each perpendicular to the second sidewall, two second connect wall and are connected to the two ends of the second sidewall, first connects wall and second connects wall one_to_one corresponding, each first connects wall is all connected with corresponding second connection wall, namely the first connection wall is parallel and staggered relatively with the second connection wall, each first connection wall is all connected wall with on the other side second and is connected, interconnective first connection wall and second connects wall and is spliced into a complete sidewall, thus by the first side wall, second sidewall and two sidewalls being spliced into surround the cartridge type shell of square tubular. cartridge type shell adopts the first housing parts and the structure of the second housing parts assembly, reduces the difficulty of processing of housing, and does not affect the structural strength of housing.
Two first described connection walls are provided with draw-in groove, two second connection walls are provided with the projection matched with the first draw-in groove being connected on wall, second projection connecting wall is connected in the draw-in groove of the first connection wall, connect thus forming clamping, simple in construction, easy disassembly and stable connection are guaranteed.
The inwall of described housing is provided with the draw-in groove for clamping circuit board. Preferably, described draw-in groove is arranged at the inwall of cylinder outer race, consequently facilitating cover plate encapsulation before mounting circuit boards, it is simple to dismount.
The sidewall of described housing is provided with for regulating, for what circuit board was arranged, the resigning hole that button, display screen and display lamp carry out stepping down, so that operating, reading and check, the outside of the sidewall that housing arranges resigning hole is covered with film, thus being covered above-mentioned resigning hole by film.
This utility model compared with prior art, has such advantages as and beneficial effect:
1, this utility model uses traditional resistor rule metal to regulate, and damages only need to change after regulating and regulate under severe vacuum environment, whole instrument need not be taken again to reprocess.Integrate case type instrument and existing popular transmitter advantage, existing transmitter flexible, there is again cabinet instrumentation style to be easily changed the convenience of sensor, economical and practical.
2, this utility model volume is little, it is simple to carry; Power supply is simple; It is conveniently replaceable and regulates.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by this utility model embodiment, constitutes the part of the application, is not intended that the restriction to this utility model embodiment. In the accompanying drawings:
Fig. 1 is this utility model structural representation.
Fig. 2 of the present utility model looks up structural representation.
Fig. 3 be housing look up structural representation.
Fig. 4 is the attachment structure schematic diagram of the first cover plate and mounting seat.
The parts title of labelling and correspondence in accompanying drawing:
1-housing, 2-circuit board, 3-regulates button, 4-display screen, 5-display lamp, 6-mounting seat, 7-ceramic body, 8-spliced eye, 9-conductor, 10-the first cover plate, 11-the second cover plate, 12-regulates set, 13-link, 14-communication interface, 15-the first side wall, 16-first connects wall, 17-the second sidewall, 18-second connects wall, 19-draw-in groove, 20-film.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only used for explaining this utility model, are not intended as restriction of the present utility model.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of vacuum transducer, including housing 1 and the circuit board 2 being installed in housing 1, circuit board 2 is provided with adjustment button 3, display screen 4 and display lamp 5, being additionally provided with the mounting seat 6 for connecting vacuum gauge on housing 1, mounting seat 6 is by electric cable connection circuit plate 2.
Thus when vacuum gauge is installed, directly vacuum gauge is installed in mounting seat 6, achieve the split type mounting structure of vacuum gauge and vacuum transducer, damage only need to change after regulating under severe vacuum environment and regulate, whole instrument need not be taken again to reprocess. Integrate case type instrument and existing popular transmitter advantage, existing transmitter flexible, there is again cabinet instrumentation style to be easily changed the convenience of sensor, economical and practical.
Preferably, described display screen is LED display, and described display lamp is light emitting diode lamp.
Described mounting seat 6 includes ceramic body 7 and the multiple spliced eyes 8 being arranged on ceramic body 7, is provided with the conductor 9 for connecting vacuum gauge in each spliced eye 8, and conductor 9 is by electric cable connection circuit plate 2. Thus mounting seat 6 is applicable to existing vacuum gauge, the contact pin of vacuum gauge being inserted corresponding spliced eye 8, can conveniently carry out installing and changing, the suitability be strong, it is simple to promote the use of. Ceramic body 7 is directly mounted on housing 1 or is fixedly installed on housing 1 by connector.
Preferably, described ceramic body 7 is in column type, and ceramic body 7 is provided with eight spliced eyes being uniformly distributed circumferentially 8. The mounting seat 6 of this structure is applicable to existing eight pin vacuum gauges.
Described circuit board 2 is provided with single-chip microcomputer, and mounting seat 6, adjustment button 3, display screen 4 and display lamp 5 electrically connect with single-chip microcomputer respectively. Mounting seat 6, adjustment button 3, display screen 4 and display lamp 5 are all connected with being connected with circuit board, and connect single-chip microcomputer by conducting wire.
Described adjustment button 3 includes function point analysis button, full scale regulates button and zero point regulates button.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, described housing 1 includes the cartridge type shell of a both ends open, two openings of cylinder outer race are mounted on a cover plate, each cover plate all covers corresponding opening, two cover plates are connected each through screw and cylinder outer race are fixing, with any one cover plate in two cover plates for the first cover plate 10, another cover plate is the second cover plate 11, first cover plate 10 is positioned at housing 1 inner surface and is provided with and regulates set 12 in cylinder type, regulating set 12 one end and be fixedly installed on the first cover plate 10, mounting seat 6 is fixedly installed in the other end regulating set 12. The spliced eye 8 regulating set 12 is positioned at the centre bore regulating set 12. Being provided with connection on first cover plate 10 and regulate the through hole of set 12, vacuum gauge is installed in mounting seat 6 after sequentially passing through the through hole of the first cover plate 10 and regulating the centre bore of set 12.
Described set 12 of regulating connects by connecting bolt is fixing with the first cover plate 10, and mounting seat 6 is fixedly connected with link 13, link 13 by screw with regulate set 12 and fix and be connected.
Being provided with communication interface 14 on the first described cover plate 10 or the second cover plate 11, communication interface 14 is by electric cable connection circuit plate 2. Preferably, described communication interface 14 is arranged on the second cover plate 11, to avoid communication cable and vacuum gauge to interfere. Optionally, this communication interface 14 can be used for connecting power supply, control point, simulation output.
Preferably, described communication interface 14 is RS458 communication interface.
As shown in Figure 3, described cartridge type shell is assembled by the first housing parts and the second housing parts, first housing parts includes the first side wall 15 and two the first connection walls 16 being each perpendicular to the first side wall 15, two first connect wall 16 and are connected to the two ends of the first side wall 15, second housing parts includes the second sidewall 17 and two the second connection walls 18 being each perpendicular to the second sidewall 17, two second connect wall 18 and are connected to the two ends of the second sidewall 17, first connects wall 16 is connected wall 18 one_to_one corresponding with second, each first connects wall 16 is all connected with corresponding second connection wall 18, namely the first connection wall 16 is parallel and staggered relatively with the second connection wall 18, each first connection wall 16 is all connected wall 18 with on the other side second and is connected, interconnective first connection wall 16 and the second connection wall 18 are spliced into a complete sidewall, thus by the first side wall 15, second sidewall 17 and two sidewalls being spliced into surround the cartridge type shell of square tubular. cartridge type shell adopts the first housing parts and the structure of the second housing parts assembly, reduces the difficulty of processing of housing 1, and does not affect the structural strength of housing 1.
Two first described connection walls 16 are provided with draw-in groove, two second connection walls 18 are provided with the projection matched with the first draw-in groove being connected on wall 16, second projection connecting wall 18 is connected in the draw-in groove of the first connection wall 16, connect thus forming clamping, simple in construction, easy disassembly and stable connection are guaranteed.
The inwall of described housing 1 is provided with the draw-in groove 19 for clamping circuit board 2. Preferably, described draw-in groove 19 is arranged at the inwall of cylinder outer race, consequently facilitating cover plate encapsulation before mounting circuit boards 2, it is simple to dismount.
The sidewall of described housing 1 is provided with for regulating, for what circuit board 2 was arranged, the resigning hole that button 3, display screen 4 and display lamp 5 are stepped down, so that operating, reading and check, housing 1 arranges the outside of the sidewall of resigning hole and is covered with film 20, thus being covered above-mentioned resigning hole by film 20.
Above-described detailed description of the invention; the purpose of this utility model, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only detailed description of the invention of the present utility model; it is not used to limit protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (10)
1. a vacuum transducer, including housing (1) and the circuit board (2) that is installed in housing (1), circuit board (2) is provided with adjustment button (3), display screen (4) and display lamp (5), it is characterized in that, being additionally provided with the mounting seat (6) for connecting vacuum gauge on housing (1), mounting seat (6) is by electric cable connection circuit plate (2).
2. a kind of vacuum transducer according to claim 1, it is characterized in that, described mounting seat (6) includes ceramic body (7) and the multiple spliced eyes (8) being arranged on ceramic body (7), being provided with the conductor (9) for connecting vacuum gauge in each spliced eye (8), conductor (9) is by electric cable connection circuit plate (2).
3. a kind of vacuum transducer according to claim 2, it is characterised in that described ceramic body (7) is in column type, and ceramic body (7) is provided with eight spliced eyes being uniformly distributed circumferentially (8).
4. a kind of vacuum transducer according to claim 1, it is characterised in that described circuit board (2) is provided with single-chip microcomputer, and mounting seat (6), adjustment button (3), display screen (4) and display lamp (5) electrically connect with single-chip microcomputer respectively.
5. a kind of vacuum transducer according to claim 1 or 4, it is characterised in that described adjustment button (3) includes function point analysis button, full scale regulates button and zero point regulates button.
6. a kind of vacuum transducer according to claim 1, it is characterized in that, described housing (1) includes the cartridge type shell of a both ends open, two openings of cylinder outer race are mounted on a cover plate, with any one cover plate in two cover plates for the first cover plate (10), another cover plate is the second cover plate (11), first cover plate (10) is positioned at housing (1) inner surface and is provided with and regulates set (12) in cylinder type, regulate set (12) one end and be fixedly installed on the first cover plate (10), mounting seat (6) is fixedly installed in the other end regulating set (12), first cover plate (10) is provided with connection and regulates the through hole of set (12).
7. a kind of vacuum transducer according to claim 6, it is characterised in that being provided with communication interface (14) on described the first cover plate (10) or the second cover plate (11), communication interface (14) is by electric cable connection circuit plate (2).
8. a kind of vacuum transducer according to claim 6, it is characterized in that, described cartridge type shell is assembled by the first housing parts and the second housing parts, first housing parts includes the first side wall (15) and two the first connections wall (16) being each perpendicular to the first side wall (15), two first connect wall (16) and are connected to the two ends of the first side wall (15), second housing parts includes the second sidewall (17) and two the second connections wall (18) being each perpendicular to the second sidewall (17), two second connect wall (18) and are connected to the two ends of the second sidewall (17), first connects wall (16) is connected wall (18) one_to_one corresponding with second, each first connects wall (16) is all connected with corresponding second connection wall (18).
9. a kind of vacuum transducer according to claim 8, it is characterized in that, two first described connections wall (16) are provided with draw-in groove, being provided with, on two second connections wall (18), the projection that the draw-in groove being connected on wall (16) with first matches, the second projection connecting wall (18) is connected in the draw-in groove of the first connection wall (16).
10. a kind of vacuum transducer according to claim 1, it is characterized in that, the inwall of described housing (1) is provided with the draw-in groove (19) for clamping circuit board (2), being provided with the resigning hole for stepping down for upper adjustment button (3), display screen (4) and the display lamp (5) arranged of circuit board (2) on the sidewall of housing (1), housing (1) arranges the outside of the sidewall of resigning hole and is covered with film (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620079028.3U CN205317405U (en) | 2016-01-27 | 2016-01-27 | Vacuum transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620079028.3U CN205317405U (en) | 2016-01-27 | 2016-01-27 | Vacuum transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205317405U true CN205317405U (en) | 2016-06-15 |
Family
ID=56206189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620079028.3U Expired - Fee Related CN205317405U (en) | 2016-01-27 | 2016-01-27 | Vacuum transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205317405U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627077A (en) * | 2017-08-07 | 2018-01-26 | 海盐普源电力科技有限公司 | The production method of intelligent transfer device |
| CN107649829A (en) * | 2017-08-07 | 2018-02-02 | 海盐普源电力科技有限公司 | The processing technology of digital pick-up device |
-
2016
- 2016-01-27 CN CN201620079028.3U patent/CN205317405U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627077A (en) * | 2017-08-07 | 2018-01-26 | 海盐普源电力科技有限公司 | The production method of intelligent transfer device |
| CN107649829A (en) * | 2017-08-07 | 2018-02-02 | 海盐普源电力科技有限公司 | The processing technology of digital pick-up device |
| CN107649829B (en) * | 2017-08-07 | 2019-03-05 | 海盐普源电力科技有限公司 | The processing technology of digital pick-up device |
| CN107627077B (en) * | 2017-08-07 | 2019-04-12 | 海盐普源电力科技有限公司 | The production method of intelligent transfer device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20180127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |