CN207215360U - A kind of high-precision pressure gauge - Google Patents
A kind of high-precision pressure gauge Download PDFInfo
- Publication number
- CN207215360U CN207215360U CN201721027518.XU CN201721027518U CN207215360U CN 207215360 U CN207215360 U CN 207215360U CN 201721027518 U CN201721027518 U CN 201721027518U CN 207215360 U CN207215360 U CN 207215360U
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- CN
- China
- Prior art keywords
- dial
- housing
- control
- pointer
- block
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- 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 kind of high-precision pressure gauge, it is intended to which solution can calibrated without opening in the case of glass protection window to pointer.Its drip irrigation device is：A kind of high-precision pressure gauge, including housing, movement is provided with the housing, dial is provided with above the movement, pointer is provided with above the dial, the pointer is connected with the movement, the scale disk center offers the pointer hole passed through for pointer, abutting plate is additionally provided with the housing, the dial rotation is connected to the abutting plate, the drive component for driving dial rotation is provided between the housing and the dial, the housing is provided with the limiter assembly for limiting dial rotation.A kind of high-precision pressure gauge of the present utility model, pointer can calibrated without opening in the case of glass protection window.
Description
Technical field
Pressure checking device is the utility model is related to, more specifically, it relates to a kind of high-precision pressure gauge.
Background technology
Pressure gauge, including housing, movement is installed in described housing, has dial, the quarter above described movement
There is glass protection window above scale, the terminal output shaft of the movement passes through described dial, the top of the dial
There is pointer, described pointer is connected with the terminal output shaft of the movement, is additionally provided with described dial and is returned to zero for pointer
Zeroing screw, it has the disadvantage that：, it is necessary to raise glass protection window when being if desired corrected zeroing to pointer, then
Zeroing screw is twisted, operation is cumbersome.
Therefore need to propose a kind of new scheme to solve this problem.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of high-precision pressure gauge, can
Pointer can calibrated without opening in the case of glass protection window.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of high-precision pressure
Table, including housing, movement is provided with the housing, dial is provided with above the movement, is set above the dial
There is pointer, the pointer is connected with the movement, and the scale disk center offers the pointer hole passed through for pointer, the housing
Abutting plate is inside additionally provided with, the dial rotation is connected to the abutting plate, set between the housing and the dial
There is the drive component for driving dial rotation, the housing is provided with the limiter assembly for limiting dial rotation.
By using above-mentioned technical proposal, when needing to carry out pointer calibration zeroing, dial when passing through drive component
Rotate, and zero graduation line on dial is directed at pointer, dial is then fixed by limiter assembly and limits dial turn
Dynamic, this completes pointer is calibrated to return to zero.
The utility model is further arranged to：The drive component includes being arranged at dial side wall turning gear, the company of rotation
The internal gear that is connected to inner walls and is engaged with the turning gear, two be symmetricly set in the internal gear outer wall and extend to shell
The connecting rod of external side, it is rotationally connected with the housing exterior walls and the rotating disk being fixedly connected with the connecting rod.
By using above-mentioned technical proposal, when needing rotary dial, rotating disk is rotated, and drive and rotate by internal gear
Tooth rotates, so that dial rotation.
The utility model is further arranged to：The limiter assembly includes being fixedly connected on the limitation of the inner walls
Block, it is opened in the confinement block and is slidably connected to towards the control flume of dial, along control flume length direction in the control flume
Control block, be arranged at the first spring moved for drive control block towards dial in the control flume, be fixedly connected on
The control block and the control-rod abutted against with the dial, the confinement block are located above the dial.
By using above-mentioned technical proposal, driven by rotary disc dial overcomes the frictional force between control-rod and dial and made
Dial rotation, stop operating rotating disk after calibration zeroing is completed, the friction power restriction dial between control-rod and dial
Rotate and fix the position of dial.
The utility model is further arranged to：The limiter assembly is arranged to two groups, and limiter assembly described in two groups is symmetrical
It is arranged in the housing.
By using above-mentioned technical proposal, increase the contact area between control-rod and dial, further limit scale
Disk rotates.
The utility model is further arranged to：The housing is provided with what is separated for drive control bar with the dial
Separation assembly, the separation assembly include be opened in the housing sidewall and connected with the control flume chute, be slidably connected
In the sliding block in the chute, the chute and the second spring for driving sliding block to be moved away from control flume direction are arranged at,
One end that the sliding block is located at housing cavity is provided with the inclined plane moved for drive control block towards control groove bottom, described
Inclined plane is connected to the control block.
By using above-mentioned technical proposal, when needing to calibrate zeroing to pointer, first sliding block is promoted to be moved towards chute bottom surface
Dynamic, inclined plane is connected to control block away from control groove bottom one end and promotes control block so to be controlled towards control groove bottom movement
Clamp dog drives control-rod, and control-rod is separated with dial；Then rotate rotating disk and dial rotation is calibrated pointer, work as school
After the completion of standard, loosen sliding block, second spring promotes sliding block to be moved away from chute bottom surface, and such first spring just promotes control block to make
Control-rod is connected to dial and limits dial rotation.
The utility model is further arranged to：The inner walls are fixedly connected with fixed plate, and the fixed plate passes through spiral shell
Tether and be connected to the abutting plate connection, the dial offers the deep-slotted chip breaker passed through for bolt.
By using above-mentioned technical proposal, abutting plate is set to be fixedly connected on housing by fixed plate, and pass through deep-slotted chip breaker
Bolt is set to be fixedly connected on fixed plate through dial and by abutting plate, while dial can rotate necessarily relative to plate is abutted
Angle.
The utility model is further arranged to：The housing exterior walls rotate axially to slidably connect along rotating disk to be turned for blocking
The lid pipe of disk and sliding block.
By using above-mentioned technical proposal, rotating disk and sliding block are blocked by lid pipe, prevent that rotating disk is exposed outside, worker is not
Carefully encounter rotating disk and rotate rotating disk.
The utility model is further arranged to：The housing sidewall rotates along rotating disk and axially offers sliding groove, the lid
Inside pipe wall is provided with sliding shoe corresponding with sliding groove, and driving lid pipe is provided with the sliding groove and keeps blocking rotating disk and sliding block
The 3rd spring.
By using above-mentioned technical proposal, lid pipe is set to keep being covered on rotating disk and sliding block by the 3rd spring, when needing school
During quasi- pointer, slide lid pipe, and rotating disk and sliding block is exposed and, then can promotes sliding block and rotates rotating disk and carries out to referring to
Stylus alignment.
In summary, the utility model has the advantages that：
First, when needing to calibrate pointer, sliding block is promoted to be moved towards chute bottom surface, inclined plane promotes control block towards control
Groove bottom processed is mobile and control-rod is separated with dial, then rotates rotating disk and drives turning gear to make dial by internal gear
Rotate, when pointer is aligned in zero graduation line position on dial and completes calibration, loosen sliding block, second spring promotes the sliding block back of the body
Moved from chute bottom surface direction, and the first spring promotes control block and abuts control-rod and limit dial rotation, so
With regard to completing to calibrate；
Second, blocking rotating disk and sliding block by lid pipe, prevent that rotating disk is exposed outside, worker's imprudence encounters rotating disk and makes to turn
Disk rotates.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the sectional view of the present embodiment, for showing equipment inner structure；
Fig. 3 is the exploded perspective view one of the present embodiment, is mainly used in performance lid pipe and sliding shoe；
Fig. 4 is the exploded perspective view two of the present embodiment, is mainly used in showing drive component；
Fig. 5 is Fig. 1 zoomed-in view, is mainly used in showing limiter assembly and separation assembly；
Fig. 6 is Fig. 4 zoomed-in view.
In figure：1st, housing；2nd, movement；3rd, dial；4th, pointer hole；5th, pointer；7th, fixed plate；8th, plate is abutted；9th, arc
Groove；10th, turning gear；11st, internal gear；12nd, connecting rod；13rd, rotating disk；14th, rotation slot；15th, confinement block；16th, control flume；17th, control
Clamp dog；18th, limited block；19th, the first spring；20th, control-rod；21st, chute；22nd, sliding block；23rd, inclined plane；24th, second spring；
25th, Gai Guan；26th, sliding shoe；27th, sliding groove；28th, the 3rd spring.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of high-precision pressure gauge, as depicted in figs. 1 and 2, including housing 1, it is provided with housing 1 for measuring pressure
Movement 2, the top of movement 2 are provided with dial 3, and the center of dial 3 offers pointer hole 4, and the top of dial 3 is provided with finger
Pin 5, and pointer 5 wears pointer hole 4 and is connected to movement 2, pointer 5 rotates according to the pressure of movement 2, and the top of pointer 5 is also
It is provided with the glass protection window of protection pointer 5.The inwall of housing 1 is fixedly connected with fixed plate 7, and fixed plate 7 is located at the top of movement 2,
The upper surface of fixed plate 7, which has been bolted, abuts plate 8, abuts plate 8 and is set in circular plate type, abuts the upper surface of plate 8 and fits in quarter
Scale 3, and dial 3 is rotatablely connected with abutting plate 8, the upper surface of dial 3 offers the deep-slotted chip breaker 9 passed through for bolt, passes through
Deep-slotted chip breaker 9 makes bolt through dial 3 and will abut plate 8 and be fixedly connected on fixed plate 7, at the same dial 3 can relative to
Fishplate bar 8 turns an angle；And the drive component that driving dial 3 rotates, housing 1 are provided between housing 1 and dial 3
On be additionally provided with limitation dial 3 rotate limiter assembly.So when needing to carry out pointer 5 calibration zeroing, pass through driving
Component rotates dial 3, and zero graduation line on dial 3 is directed at pointer 5, then fixes dial by limiter assembly
3 and limit dial 3 and rotate, this completes pointer 5 is calibrated to return to zero.
As shown in Figure 4 and Figure 6, drive component includes the turning gear 10 for being arranged at the side wall of dial 3, and the inwall of housing 1 rotates
Internal gear 11 is connected with, internal gear 11 engages with turning gear 10, and the outer wall of internal gear 11 is fixedly connected with two symmetrical connections
Bar 12, one end that connecting rod 12 extends to the outside of housing 1 are fixedly connected with rotating disk 13, and rotating disk 13 is set in annular, and rotating disk
13 inwalls fit in housing 1, and the rotation slot 14 rotated for connecting rod 12 is offered on housing 1.So when needing rotary dial 3
When, rotating disk 13 is rotated, and drive turning gear 10 to rotate by internal gear 11, so that dial 3 rotates.
As shown in figure 5, limiter assembly includes being fixedly connected on the confinement block 15 inside housing 1, confinement block 15 is located at scale
The top of disk 3, the lower surface of confinement block 15 offer control flume 16, control block 17 are provided with control flume 16, and the side wall of control flume 16 is consolidated
Surely connect restricted control block 17 to slip away the limited block 18 of control flume 16, be additionally provided with the first spring 19 in control flume 16, first
The both ends of spring 19 are connected to the bottom surface of control flume 16 and control block 17 respectively, and end face of the control block 17 away from control flume 16, which is fixed, to be connected
Control-rod 20 is connected to, control-rod 20 is connected to the upper surface of dial 3 and limits dial 3 and rotates.So rotating disk 13 drives scale
Disk 3 overcomes the frictional force between control-rod 20 and dial 3 and rotates dial 3, is stopped operating after calibration zeroing is completed
Rotating disk 13, the friction power restriction dial 3 between control-rod 20 and dial 3 rotates and the position of fixed dial 3.In order to increase
Add the contact area between control-rod 20 and dial 3, limiter assembly is arranged to two groups, and two groups of limiter assemblies are symmetrical arranged
In in housing 1.
As shown in fig. 6, being additionally provided with the separation assembly separated for drive control bar 20 with dial 3 in housing 1, separate
Component includes being opened in the side wall of housing 1 and the chute 21 connected with control flume 16, and chute 21 is perpendicular to the length side of control flume 16
To slidably connecting sliding block 22 in chute 21, one end that sliding block 22 is located in chute 21 is provided with inclined plane 23, and inclined plane 23 is supported
It is connected to control block 17 and deviates from the bottom surface one end of control flume 16, two is additionally provided with chute 21 and is used to drive sliding block 22 to deviate from control flume
The second spring 24 of 16 directions movement, two second springs 24 are divided into the both sides of control-rod 20, and the both ends of second spring 24
The bottom surface of chute 21 and sliding block 22 are connected to respectively towards the bottom surface one end of chute 21.So when needing to calibrate zeroing to pointer 5, first
Sliding block 22 is promoted to be moved towards the bottom surface of chute 21, inclined plane 23 is connected to control block 17 away from the bottom surface one end of control flume 16 and promoted
Control block 17 moves towards the bottom surface of control flume 16, and such control block 17 drives control-rod 20, and control-rod 20 is divided with dial 3
From；Then rotate rotating disk 13 and dial 3 is rotated calibration pointer 5, after the completion of calibration, loosen sliding block 22, second spring 24
Sliding block 22 is promoted to be moved away from the bottom surface of chute 21, such first spring 19 just promotes control block 17 control-rod 20 is connected to scale
Disk 3 simultaneously limits dial 3 and rotated.
In order to prevent that rotating disk 13 is exposed outside, worker's imprudence encounters rotating disk 13 and rotates rotating disk 13, as shown in figure 3,
The outside of housing 1 rotates along rotating disk 13 axially slidably connects lid pipe 25, and lid pipe 25 is set in tubular, and lid pipe 25, which can cover, to be turned
Disk 13 and sliding block 22, the inwall of lid pipe 25 are provided with sliding shoe 26, and the side wall of housing 1 rotates along rotating disk 13 axially to be offered and sliding shoe
Driving sliding shoe 26 is provided with corresponding to 26 between the sliding groove 27 of sliding groove 27 and sliding shoe 26 to slide and be covered on lid pipe 25
3rd spring 28 of rotating disk 13 and sliding block 22.So lid pipe 25 is set to keep being covered on rotating disk 13 and sliding block by the 3rd spring 28
22, when needing to calibrate pointer 5, slide lid pipe 25, and rotating disk 13 and sliding block 22 is exposed and, then can promotes sliding block
22 and rotate rotating disk 13 pointer 5 is calibrated.
When needing to calibrate pointer 5, promote lid pipe 25 to slip away rotating disk 13 and sliding block 22, promote sliding block 22 towards the bottom of chute 21
Face is moved, and inclined plane 23 promotes control block 17 mobile towards the bottom surface of control flume 16 and control-rod 20 is separated with dial 3, then
Rotate rotating disk 13 and drive turning gear 10 to rotate dial 3 by internal gear 11, when pointer 5 is aligned in zero quarter on dial 3
When spending line position and completing calibration, loosen sliding block 22, second spring 24 promotes sliding block 22 to be moved away from the bottom surface direction of chute 21, and
And first spring 19 promote control block 17 and abut control-rod 20 and limit dial 3 to rotate, thus complete calibration.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of high-precision pressure gauge, including housing（1）, the housing（1）Inside it is provided with movement（2）, the movement（2）Top
It is provided with dial（3）, the dial（3）Top is provided with pointer（5）, the pointer（5）With the movement（2）Connection,
The dial（3）Center is offered for pointer（5）The pointer hole passed through（4）, it is characterised in that：The housing（1）Inside also set
It is equipped with abutting plate（8）, the dial（3）It is rotationally connected with the abutting plate（8）, the housing（1）With the dial（3）
Between be provided with for driving dial（3）The drive component of rotation, the housing（1）It is provided with for limiting dial（3）
The limiter assembly of rotation.
A kind of 2. high-precision pressure gauge according to claim 1, it is characterised in that：The drive component includes being arranged at quarter
Scale（3）Side wall turning gear（10）, be rotationally connected with housing（1）Inwall and with the turning gear（10）The internal gear of engagement
（11）, two be symmetricly set in the internal gear（11）Outer wall simultaneously extends to housing（1）The connecting rod in outside（12）, rotation connection
In the housing（1）Outer wall and with the connecting rod（12）The rotating disk being fixedly connected（13）.
A kind of 3. high-precision pressure gauge according to claim 2, it is characterised in that：The limiter assembly includes being fixedly connected
In the housing（1）The confinement block of inwall（15）, be opened in the confinement block（15）Towards dial（3）Control flume（16）、
Along control flume（16）Length direction is slidably connected to the control flume（16）Interior control block（17）, be arranged at the control flume
（16）It is interior to be used for drive control block（17）Towards dial（3）The first mobile spring（19）, be fixedly connected on the control block
（17）And with the dial（3）The control-rod abutted against（20）, the confinement block（15）Positioned at the dial（3）Top.
A kind of 4. high-precision pressure gauge according to claim 3, it is characterised in that：The limiter assembly is arranged to two groups,
And limiter assembly described in two groups is symmetricly set in the housing（1）It is interior.
A kind of 5. high-precision pressure gauge according to claim 4, it is characterised in that：The housing（1）It is provided with for driving
Dynamic control-rod（20）With the dial（3）The separation assembly of separation, the separation assembly include being opened in the housing（1）Side
Wall and with the control flume（16）The chute of connection（21）, be slidably connected to the chute（21）Interior sliding block（22）, slide connect
It is connected to the chute（21）And for driving sliding block（22）Away from control flume（16）The second spring of direction movement（24）, the cunning
Block（22）Positioned at housing（1）One end of inner chamber is provided with for drive control block（17）Towards control flume（16）Bottom surface movement is inclined
Inclined-plane（23）, the inclined plane（23）It is connected to the control block（17）.
A kind of 6. high-precision pressure gauge according to claim 1, it is characterised in that：The housing（1）Inwall is fixedly connected
There is fixed plate（7）, the fixed plate（7）It is bolted to the abutting plate（8）Connection, the dial（3）Offer
The deep-slotted chip breaker passed through for bolt（9）.
A kind of 7. high-precision pressure gauge according to claim 5, it is characterised in that：The housing（1）Outer wall is along rotating disk
（13）Rotate and axially slidably connect for blocking rotating disk（13）And sliding block（22）Lid pipe（25）.
A kind of 8. high-precision pressure gauge according to claim 7, it is characterised in that：The housing（1）Side wall is along rotating disk
（13）Rotate and axially offer sliding groove（27）, the lid pipe（25）Inwall is provided with and sliding groove（27）Corresponding sliding shoe
（26）, the sliding groove（27）Inside it is provided with driving lid pipe（25）Rotating disk is blocked in holding（13）And sliding block（22）The 3rd spring
（28）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721027518.XU CN207215360U (en) | 2017-08-16 | 2017-08-16 | A kind of high-precision pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721027518.XU CN207215360U (en) | 2017-08-16 | 2017-08-16 | A kind of high-precision pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207215360U true CN207215360U (en) | 2018-04-10 |
Family
ID=61815355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721027518.XU Expired - Fee Related CN207215360U (en) | 2017-08-16 | 2017-08-16 | A kind of high-precision pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207215360U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211466A (en) * | 2018-08-23 | 2019-01-15 | 芜湖凯兴汽车电子有限公司 | A kind of waterproof and dampproof formula pressure gauge |
| CN110779429A (en) * | 2019-09-30 | 2020-02-11 | 安徽省儿童医院 | Hospital bed lifting angle measuring device convenient for reading |
| CN114812931A (en) * | 2022-06-24 | 2022-07-29 | 江苏尔乐电气科技有限公司 | Instrument assembly quality with calibration function |
-
2017
- 2017-08-16 CN CN201721027518.XU patent/CN207215360U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211466A (en) * | 2018-08-23 | 2019-01-15 | 芜湖凯兴汽车电子有限公司 | A kind of waterproof and dampproof formula pressure gauge |
| CN110779429A (en) * | 2019-09-30 | 2020-02-11 | 安徽省儿童医院 | Hospital bed lifting angle measuring device convenient for reading |
| CN114812931A (en) * | 2022-06-24 | 2022-07-29 | 江苏尔乐电气科技有限公司 | Instrument assembly quality with calibration function |
| CN114812931B (en) * | 2022-06-24 | 2022-09-06 | 江苏尔乐电气科技有限公司 | Instrument assembly quality with calibration function |
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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: 20180410 Termination date: 20210816 |