CN207007385U - A kind of pressure gauge for facilitating pointer to playback - Google Patents
A kind of pressure gauge for facilitating pointer to playback Download PDFInfo
- Publication number
- CN207007385U CN207007385U CN201720721196.2U CN201720721196U CN207007385U CN 207007385 U CN207007385 U CN 207007385U CN 201720721196 U CN201720721196 U CN 201720721196U CN 207007385 U CN207007385 U CN 207007385U
- Authority
- CN
- China
- Prior art keywords
- pointer
- playback
- dial plate
- housing
- pressure gauge
- 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
Links
Abstract
It the utility model is related to a kind of pressure gauge for facilitating pointer to playback,Including housing,Dial plate is provided with housing,The middle part of dial plate is provided with hollow rotary shaft,The inner chamber of housing is divided into upper plenum and lower cavity by dial plate,The bourdon tube for twining and being located on the outside of rotary shaft is provided with lower cavity,The first pointer and the second pointer with rotating axis connection are provided with upper plenum,The lower section of first pointer end is provided with the plectrum towards panel surface extension,The bottom insertion playback bolt of housing,The end of rotary shaft is provided with screwed hole corresponding with playback bolt end,If pointer can not playback in time,Housing need not be dismantled,Directly the end for the bolt that playbacks is extend into screwed hole and engaged with screwed hole,Rotate playback bolt,By playbacking, bolt drives the first pointer and the second pointer to be zeroed on dial plate,Simultaneously,The plectrum of first pointer end can also drive the second pointer to be zeroed,It is adapted to oil dumped pressure gauge to use,It ensure that the precision of pressure gauge,Shell dismounting need not be carried out.
Description
Technical field
Instrument field is the utility model is related to, especially a kind of pressure gauge for facilitating pointer to playback.
Background technology
Pressure gauge refers to using flexible member as sensing element, to measure and indicate the instrument higher than environmental pressure, and it is almost time
And all industrial flows and scientific research field.In heat distribution pipe network, oil gas transmission, water and air supply system, vehicle maintenance maintenance factory shop
It is seen everywhere Deng field.Especially in industrial stokehold and technology measurement process, because the elasticity of mechanical compression table is sensitive
Element has very high mechanical strength and the characteristic such as convenient for production so that mechanical compression table obtain it is more and more extensive should
It is typically all that denaturation is actuated to drive rotary shaft and indicators turn by bourdon tube with, pressure gauge, still, during spring pipe range
Between after use, easily exist and reset incomplete problem, cause pointer not to be zeroed, it is like this, general using dismounting pressure
The mode or replacing bourdon tube of table cause pointer to be zeroed, if if oil dumped pressure gauge, operation is more troublesome, tradition zero
Mode existing defects.
The content of the invention
The purpose of this utility model is to solve the defects of prior art is present, there is provided a kind of pressure for facilitating pointer to playback
Power table.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of pressure gauge for facilitating pointer to playback, including housing, dial plate is provided with housing, the middle part of dial plate is provided with hollow
Rotary shaft, the inner chamber of housing is divided into upper plenum and lower cavity by dial plate, is provided with to twine in lower cavity and is located on the outside of rotary shaft
Bourdon tube, the bottom of dial plate are provided with base, and the free end of bourdon tube is extend into base, are provided with base free with bourdon tube
Medium inlet corresponding to end；
The first pointer and the second pointer with rotating axis connection are provided with the upper plenum, is set below the first pointer end
There is the plectrum towards panel surface extension, the bottom of housing is provided with mounting hole, playback bolt, the end for the bolt that playbacks are inserted in mounting hole
Portion is threaded and extend into lower cavity, and the end of rotary shaft is provided with screwed hole corresponding with playback bolt end, and playback spiral shell
The end of bolt extend into screwed hole and engaged with screwed hole.
A kind of above-mentioned pressure gauge for facilitating pointer to playback, sealing-plug is provided with the medium inlet.
A kind of above-mentioned pressure gauge for facilitating pointer to playback, the end face of housing are provided with the combining glass of sealing upper plenum, thoroughly
Outer rim depending on glass is provided with locating ring, and locating ring extend into housing the top for being pressed in dial plate.
A kind of above-mentioned pressure gauge for facilitating pointer to playback, the distance of the plectrum and panel surface be less than the second pointer with
The distance of panel surface.
A kind of above-mentioned pressure gauge for facilitating pointer to playback, combining glass are integrally formed with locating ring.
A kind of above-mentioned pressure gauge for facilitating pointer to playback, baffle plate is provided with the zero scale of dial plate.
The beneficial effects of the utility model are：Be provided with the upper plenum of the pressure gauge with the first pointer for rotating axis connection and
Second pointer, the lower section of the first pointer end are provided with the plectrum towards panel surface extension, and the bottom of housing is provided with mounting hole, installs
Insertion playback bolt, the end for the bolt that playbacks are threaded and extend into lower cavity in hole, and the end of rotary shaft is provided with returning
Screwed hole corresponding to the bolt end of position, the bolt that usually playbacks are in separated position with rotary shaft, and at the zero scale of dial plate
Provided with baffle plate, if pointer can not playback in time, without dismantling housing, directly the end for the bolt that playbacks is extend into screwed hole
Engaged with screwed hole, rotate playback bolt, bolt drives the first pointer and the second pointer to be zeroed on dial plate by playbacking, together
When, the plectrum of the first pointer end can also drive the second pointer to be zeroed, and be adapted to oil dumped pressure gauge to use, ensure that pressure gauge
Precision, without carrying out shell dismounting.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model；
Fig. 2 is schematic surface of the present utility model.
Embodiment
As shown in Figure 1 and Figure 2, a kind of pressure gauge for facilitating pointer to playback, including housing 1, dial plate 2 is provided with housing 1,
The middle part of dial plate 2 is provided with hollow rotary shaft 3, and the inner chamber of housing 1 is divided into upper plenum 4 and lower cavity 5, lower cavity 5 by dial plate 2
Interior to be provided with the bourdon tube 6 for twining and being located at the outside of rotary shaft 3, the bottom of dial plate 2 is provided with base 7, and the free end of bourdon tube 6 extend into bottom
In seat 7, medium inlet 8 corresponding with the free end of bourdon tube 6 is provided with base 7, sealing-plug 9 is provided with medium inlet 8, used
When, medium enters bourdon tube 6 from medium inlet 8 and drives bourdon tube 6 to shrink or expand so as to drive rotary shaft 3 to rotate.
The first pointer 10 and the second pointer 11 being connected with rotary shaft 3 are provided with upper plenum 4, under the end of the first pointer 10
The distance on the square plectrum 12 provided with towards the extension of the surface of dial plate 2, plectrum 12 and the surface of dial plate 2 is less than the second pointer 11 and the table of dial plate 2
The distance in face, the bottom of housing 1 are provided with mounting hole, playback bolt 13 are inserted in mounting hole, and the end of playback bolt 13 carries spiral shell
Line and it extend into lower cavity 5, the end of rotary shaft 3 is provided with screwed hole corresponding with playback bolt 13 end, and playback bolt 13
End extend into screwed hole and engaged with screwed hole.
Further, the end face of housing 1 is provided with the combining glass 14 of sealing upper plenum 4, and the outer rim of combining glass 14, which is provided with, determines
Position ring 15, locating ring 15 extend into housing 1 top for being pressed in dial plate 2, and combining glass 14 is integrally formed with locating ring 15, dial plate
Baffle plate 16 is provided with 2 zero scale.
The first pointer 10 and the second pointer 11 being connected with rotary shaft 3, the first pointer are provided with the upper plenum 4 of the pressure gauge
The lower section of 10 ends is provided with the plectrum 12 towards the extension of the surface of dial plate 2, and plectrum 12 and the distance on the surface of dial plate 2 are less than the second pointer 11
With the distance on the surface of dial plate 2, the bottom of housing 1 is provided with mounting hole, playback bolt 13 is inserted in mounting hole, the end for the bolt 13 that playbacks
Portion is threaded and extend into lower cavity 5, and the end of rotary shaft 3 is provided with screwed hole corresponding with playback bolt 13 end, puts down
When playback bolt 13 and rotary shaft 3 be in separated position, and baffle plate 16 is provided with the zero scale of dial plate 2, if pointer without
Method playbacks in time, without dismantling housing 1, directly the end for the bolt 13 that playbacks is extend into screwed hole and engaged with screwed hole, is turned
Dynamic playback bolt 13, by playbacking, bolt 13 drives the first pointer 10 and the second pointer 11 to be zeroed on dial plate 2, meanwhile, first
The plectrum 12 of the end of pointer 10 can also drive the second pointer 11 to be zeroed, and be adapted to oil dumped pressure gauge to use, ensure that pressure gauge
Precision, without carrying out shell dismounting.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply principle of the present utility model, the utility model also has respectively on the premise of the spirit and scope of the utility model is not departed from
Kind changes and improvements, these changes and improvements are both fallen within claimed the scope of the utility model.The requires of the utility model
Protection domain defined by appended claims and its equivalent.
Claims (6)
1. a kind of pressure gauge for facilitating pointer to playback, including housing, dial plate is provided with housing, the middle part of dial plate is provided with hollow
Rotary shaft, it is characterised in that the inner chamber of housing is divided into upper plenum and lower cavity by dial plate, is provided with to twine in lower cavity and is located at rotation
Bourdon tube on the outside of axle, the bottom of dial plate are provided with base, and the free end of bourdon tube is extend into base, are provided with and bullet in base
Medium inlet corresponding to reed pipe free end；
The first pointer and the second pointer with rotating axis connection are provided with the upper plenum, the lower section of the first pointer end is provided with court
The plectrum of panel surface extension, the bottom of housing are provided with mounting hole, playback bolt, the end band for the bolt that playbacks are inserted in mounting hole
There is screw thread and extend into lower cavity, the end of rotary shaft is provided with screwed hole corresponding with playback bolt end, and playback bolt
End extend into screwed hole and engaged with screwed hole.
2. a kind of pressure gauge for facilitating pointer to playback according to claim 1, it is characterised in that set at the medium inlet
There is sealing-plug.
3. a kind of pressure gauge for facilitating pointer to playback according to claim 1, it is characterised in that the end face of housing is provided with close
The combining glass of cavity is sealed up, the outer rim of combining glass is provided with locating ring, and locating ring extend into housing the top for being pressed in dial plate.
4. a kind of pressure gauge for facilitating pointer to playback according to claim 1, it is characterised in that the plectrum and dial plate table
The distance in face is less than the distance of the second pointer and panel surface.
5. a kind of pressure gauge for facilitating pointer to playback according to claim 3, it is characterised in that combining glass and locating ring
It is integrally formed.
6. a kind of pressure gauge for facilitating pointer to playback according to claim 1, it is characterised in that at the zero scale of dial plate
Provided with baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720721196.2U CN207007385U (en) | 2017-06-21 | 2017-06-21 | A kind of pressure gauge for facilitating pointer to playback |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720721196.2U CN207007385U (en) | 2017-06-21 | 2017-06-21 | A kind of pressure gauge for facilitating pointer to playback |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207007385U true CN207007385U (en) | 2018-02-13 |
Family
ID=61447606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720721196.2U Expired - Fee Related CN207007385U (en) | 2017-06-21 | 2017-06-21 | A kind of pressure gauge for facilitating pointer to playback |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207007385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871624A (en) * | 2018-06-28 | 2018-11-23 | 深圳市贝优通新能源技术开发有限公司 | A kind of tension measuring appliance easy to use |
-
2017
- 2017-06-21 CN CN201720721196.2U patent/CN207007385U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871624A (en) * | 2018-06-28 | 2018-11-23 | 深圳市贝优通新能源技术开发有限公司 | A kind of tension measuring appliance easy to use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20190621 |