CN206756181U - Potentiometer measurement apparatus with defencive function - Google Patents
Potentiometer measurement apparatus with defencive function Download PDFInfo
- Publication number
- CN206756181U CN206756181U CN201720593835.1U CN201720593835U CN206756181U CN 206756181 U CN206756181 U CN 206756181U CN 201720593835 U CN201720593835 U CN 201720593835U CN 206756181 U CN206756181 U CN 206756181U
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- China
- Prior art keywords
- potentiometer
- fixed seat
- connection member
- measurement apparatus
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- 238000005259 measurement Methods 0.000 title claims abstract description 29
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model proposes a kind of potentiometer measurement apparatus with defencive function to include potentiometer part, connection member, fixed seat, potentiometer gear and elastomeric element；The potentiometer part and one end of the connection member are fixed, the other end of the connection member is hinged with the fixed seat, the fixed seat fixes examined object, the potentiometer gear is set on the potentiometer part, the potentiometer gear is used to engage connection with the geared parts of examined object, one end of the elastomeric element is fixedly connected with the fixed seat, and the other end is connected with the connection member close to the position of the potentiometer part.The utility model proposes the potentiometer measurement apparatus with defencive function; it is intended to so that potentiometer measurement apparatus is when reaching the number of turns upper limit of restriction; brush in potentiometer part can stop operating; carry out self-protection; avoid the brush in potentiometer part from overcoming resistance to be rotated further, cause the permanent damages of potentiometer measurement apparatus.
Description
Technical field
Equipment technical field is the utility model is related to, dress is measured more particularly to a kind of potentiometer with defencive function
Put.
Background technology
It is and exhausted using potentiometer device come to obtain the real-time position information of moving component (displacement) be a kind of normal method
Formula encoder is compared to obtain the mode of the real-time position information of moving component (displacement), less expensive, cost compared with
It is low.It is existing by potentiometer device to detect moving component real-time position information when, brush and current potential in potentiometer device
The gear connection of device device, the gear of potentiometer device engage connection with the gear on moving component；When in potentiometer device
When brush reaches the number of turns upper limit of restriction, if the gear on moving component still drives the gear on potentiometer device persistently to turn
When dynamic, the brush permanent damages in potentiometer device can be caused, so as to cause unnecessary economic loss, increase cost.
Utility model content
Main purpose of the present utility model is a kind of potentiometer measurement apparatus with defencive function of proposition, it is intended to so that electricity
When reaching the number of turns upper limit of restriction, the brush in potentiometer part can stop operating position device measurement apparatus, carry out self-protection,
Avoid the brush in potentiometer part from overcoming resistance to be rotated further, cause the permanent damages of potentiometer measurement apparatus.
The utility model proposes the potentiometer measurement apparatus with defencive function, including potentiometer part, connection member,
Fixed seat, potentiometer gear and elastomeric element；The potentiometer part and one end of the connection member are fixed, the connection
The other end of part is hinged with the fixed seat, and the fixed seat fixes examined object, and institute is set on the potentiometer part
Potentiometer gear is stated, the potentiometer gear is used to engage connection with the geared parts of examined object, the elastomeric element
One end is fixedly connected with the fixed seat, and the other end is connected with the connection member close to the position of the potentiometer part.
Further, the elastomeric element is spring.
Further, rotary shaft is set in the fixed seat, through hole is provided with the connection member, the rotary shaft is worn
Cross the through hole to be connected with the fixed seat, the connection member and the fixed seat are hinged.
Further, the fixed seat passes through the connecting shaft being arranged in the fixed seat and the gear part of examined object
The axle center connection of part.
Further, in addition to bearing, the connecting shaft are connected by bearing with the fixed seat.
Further, the connection member by the first screw for being arranged in the connection member by the connection member
Fixed with the elastomeric element.
Further, first screw is hexagon socket cap head screw.
The beneficial effects of the utility model are：Brush in potentiometer part has the number of turns upper limit limited, works as potentiometer
When brush in part reaches the number of turns upper limit of restriction, brush can be stopped operating by resistance so that potentiometer gear have
The trend of stopping, the connection member can rotate with the potentiometer part being fixed in connection member along the fixed seat so that
The potentiometer gear separates with the geared parts of examined object, is no longer on engagement, the tooth of examined object
Wheel component can not continue to drive the potentiometer gear to rotate so that the brush in potentiometer part will not overcome resistance to continue
Rotate.So that potentiometer measurement apparatus, when reaching the number of turns upper limit of restriction, the brush in potentiometer part can stop operating, and enter
Row self-protection, avoid the brush in potentiometer part from overcoming resistance to be rotated further, cause the permanent damage of potentiometer measurement apparatus
It is bad.
Brief description of the drawings
Fig. 1 is the potentiometer measurement apparatus structural representation with defencive function in the embodiment of the utility model one.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model
Utility model.
Reference picture 1, it is the potentiometer measurement apparatus with defencive function in the embodiment of the utility model one.
The potentiometer measurement apparatus with defencive function in the present embodiment includes potentiometer part 1, connection member 2, consolidated
Reservation 3, potentiometer gear 9 and elastomeric element 4；Above-mentioned potentiometer part 1 and one end of above-mentioned connection member 2 are fixed, above-mentioned
The other end of connection member 2 is be hinged with above-mentioned fixed seat 3, and above-mentioned connection member 2 can rotate along above-mentioned fixed seat 3, thing to be detected
Body is fixed in above-mentioned fixed seat 3；Above-mentioned potentiometer gear 9 is set on above-mentioned potentiometer part 1, above-mentioned potentiometer gear 9 with
The engagement connection of geared parts 10 of examined object, is moved in examined object, and said gear part 10 can rotate, so as to
Above-mentioned potentiometer gear 9 can be driven to rotate；Above-mentioned one end of elastomeric element 4 is fixedly connected with above-mentioned fixed seat 3, the other end with
Above-mentioned connection member 2 connects close to the position of above-mentioned potentiometer part 1, and above-mentioned elastomeric element 4 is by elastic force by examined object
Geared parts 10 and above-mentioned potentiometer gear 9 preferably engage, above-mentioned elastomeric element 4 is specifically as follows spring.
When by potentiometer measurement apparatus to measure the real-time position information of examined object (displacement), thing to be detected
The geared parts 10 of body rotate, and drive above-mentioned potentiometer gear 9 to rotate, in above-mentioned potentiometer gear 9 and above-mentioned potentiometer part 1
Brush fix, when above-mentioned potentiometer gear 9 drives brush to rotate, obtained in output end with displacement into certain relation
Resistance value or voltage, then after A/D is changed, can be with the displacement of accurate measurement examined object.The brush of potentiometer part 1
The number of turns upper limit with restriction, when the brush of potentiometer part 1 reaches the number of turns upper limit of restriction, brush can be stopped by resistance
Rotate so that potentiometer gear 9 have the trend of stopping, above-mentioned connection member 2 and be fixed on potentiometer portion in connection member 2
Part 1 can rotate along above-mentioned fixed seat 3 so that above-mentioned potentiometer gear 9 separates with the geared parts 10 of examined object, no
It again is at engagement；The geared parts 10 of examined object can not continue to drive above-mentioned potentiometer gear 9 to rotate so that electricity
Brush in position device part 1 will not overcome resistance to be rotated further.So that potentiometer measurement apparatus is reaching the number of turns upper limit of restriction
When, the brush in potentiometer part can stop operating, and carry out self-protection, avoid the brush in potentiometer part overcome resistance after
It is continuous to rotate, cause the permanent damages of potentiometer measurement apparatus.
In the present embodiment, rotary shaft 7 is set in above-mentioned fixed seat 3, through hole is provided with above-mentioned connection member 2, it is above-mentioned
Rotary shaft 7 is connected through above-mentioned through hole with above-mentioned fixed seat 3, above-mentioned connection member 2 and above-mentioned fixed seat 3 is hinged, above-mentioned rotation
Rotating shaft 7 can adjust the tightness that above-mentioned connection member 2 and above-mentioned fixed seat 3 are fixed so that above-mentioned connection member 2 is along above-mentioned solid
Reservation 3 rotates more smooth, while conveniently carries out disassembly and installation to above-mentioned connection member 2 and above-mentioned fixed seat 3.
In the present embodiment, above-mentioned fixed seat 3 passes through the connecting shaft that is arranged in above-mentioned fixed seat 3 and examined object
The axle center connection of geared parts 10, is fixed on above-mentioned fixed seat 3 by examined object, is easy to the installation of examined object with tearing open
Unload.
The potentiometer measurement apparatus with defencive function in the present embodiment also includes bearing 6, the outer layer portion of above-mentioned bearing 6
Position fixed with above-mentioned fixed seat 3, the internal layer position of above-mentioned bearing 6 is fixedly connected with above-mentioned connecting shaft 5, above-mentioned connecting shaft 5 with treat
The geared parts 10 of detection object are fixed in above-mentioned fixed seat 3 by above-mentioned bearing 6, set the structure of bearing 6 so that above-mentioned company
The rotation of the geared parts 10 of spindle 5 and examined object is more smooth.
In the present embodiment, above-mentioned connection member 2 will be above-mentioned by the first screw 8 being arranged in above-mentioned connection member 2
Connection member 2 is fixed with above-mentioned elastomeric element 4 so that dismounting is more convenient.Preferably, above-mentioned first screw 8 is justified for interior hexagonal
Chapiter screw, its bonding strength are larger so that above-mentioned elastomeric element 4 and the above-mentioned fixed effect of connection member 2 are more preferable.
In summary, having the beneficial effect that in the present embodiment：Brush in potentiometer part 1 has in the number of turns limited
Limit, when the brush in potentiometer part 1 reaches the number of turns upper limit of restriction, brush can be stopped operating by resistance so that electricity
Position device gear 9 has the trend of stopping, and above-mentioned connection member 2 and the potentiometer part 1 that is fixed in connection member 2 can be along above-mentioned
Fixed seat 3 rotates so that above-mentioned potentiometer gear 9 separates with the geared parts 10 of examined object, is no longer on engaging
State.The geared parts 10 of examined object can not continue to drive above-mentioned potentiometer gear 9 to rotate so that potentiometer part 1
In brush resistance will not be overcome to be rotated further；So that potentiometer measurement apparatus is when reaching the number of turns upper limit of restriction, potentiometer
Brush in part 1 can stop operating, and carry out self-protection, avoid the brush in potentiometer part 1 from overcoming resistance to be rotated further,
Cause the permanent damages of potentiometer measurement apparatus.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure made using the utility model specification and accompanying drawing content or equivalent flow conversion, or directly or indirectly fortune
Used in other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (7)
1. a kind of potentiometer measurement apparatus with defencive function, it is characterised in that including potentiometer part, connection member, consolidate
Reservation, potentiometer gear and elastomeric element；The potentiometer part and one end of the connection member are fixed, the connecting portion
The other end of part is hinged with the fixed seat, the fixed seat fixation examined object, on the potentiometer part described in setting
Potentiometer gear, the potentiometer gear are used to engage connection with the geared parts of examined object, and the one of the elastomeric element
End is fixedly connected with the fixed seat, and the other end is connected with the connection member close to the position of the potentiometer part.
2. the potentiometer measurement apparatus according to claim 1 with defencive function, it is characterised in that the elastomeric element
For spring.
3. the potentiometer measurement apparatus according to claim 1 with defencive function, it is characterised in that in the fixed seat
Rotary shaft is set, through hole is provided with the connection member, the rotary shaft is connected through the through hole with the fixed seat, will
The connection member is hinged with the fixed seat.
4. the potentiometer measurement apparatus according to claim 1 with defencive function, it is characterised in that the fixed seat is led to
Cross the axle center connection of the geared parts of the connecting shaft being arranged in the fixed seat and examined object.
5. the potentiometer measurement apparatus according to claim 4 with defencive function, it is characterised in that also including bearing,
The connecting shaft is connected by bearing with the fixed seat.
6. the potentiometer measurement apparatus according to claim 5 with defencive function, it is characterised in that the connection member
The connection member and the elastomeric element are fixed by the first screw being arranged in the connection member.
7. the potentiometer measurement apparatus according to claim 6 with defencive function, it is characterised in that first screw
For hexagon socket cap head screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720593835.1U CN206756181U (en) | 2017-05-25 | 2017-05-25 | Potentiometer measurement apparatus with defencive function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720593835.1U CN206756181U (en) | 2017-05-25 | 2017-05-25 | Potentiometer measurement apparatus with defencive function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206756181U true CN206756181U (en) | 2017-12-15 |
Family
ID=60620291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720593835.1U Expired - Fee Related CN206756181U (en) | 2017-05-25 | 2017-05-25 | Potentiometer measurement apparatus with defencive function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206756181U (en) |
-
2017
- 2017-05-25 CN CN201720593835.1U patent/CN206756181U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20171215 |