CN202770395U - Multi-coil conductive plastic angle displacement sensor - Google Patents
Multi-coil conductive plastic angle displacement sensor Download PDFInfo
- Publication number
- CN202770395U CN202770395U CN 201220509279 CN201220509279U CN202770395U CN 202770395 U CN202770395 U CN 202770395U CN 201220509279 CN201220509279 CN 201220509279 CN 201220509279 U CN201220509279 U CN 201220509279U CN 202770395 U CN202770395 U CN 202770395U
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- China
- Prior art keywords
- bearing
- displacement sensor
- angle displacement
- slide block
- conductive plastic
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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 - Lifetime
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
Disclosed in the utility model is a multi-coil conductive plastic angle displacement sensor that comprises a conductive plastic resistor base body, an electric brush, a housing, a front cover, a rear cover, a lead screw shaft, a sliding block, a first bearing and a second bearing. According to the housing, a cavity is formed by the front cover and the rear cover; the sliding block and the conductive plastic resistor base body are arranged in the cavity; the sliding block is connected with the lead screw shaft and the electric brush is arranged at the bottom of the sliding block; and the electric brush makes linear motions on the conductive plastic resistor base body by the rotation of the lead screw shaft. In addition, the first bearing is arranged on the front cover and the second bearing is arranged on the rear cover; and one end of the lead screw shaft passes through the second bearing and is extended out of the front cover and the other end thereof is connected with the second bearing. According to the utility model, a conventional linear conductive plastic resistor base body is used as a measuring element, thereby substantially improving the service life and the measurement precision of the sensor; meanwhile, multi-coil precise measurement is also considered.
Description
Technical field
The utility model relates to a kind of sensor, relates in particular to a kind of multiple circles conductive plastics angle displacement sensor.
Background technology
Although conductive plastics angle displacement sensor of the prior art can be realized the multi-turn precision measurement, its measuring accuracy and serviceable life are all not high, therefore can't satisfy such as occasions such as fork lifter multi-turn measurements.
The utility model content
The technical matters that (one) will solve
The technical problems to be solved in the utility model provides a kind of multiple circles conductive plastics angle displacement sensor, to overcome the not high defective of conductive plastics angle displacement sensor measuring accuracy and serviceable life in the prior art.
(2) technical scheme
For achieving the above object, the utility model provides a kind of multiple circles conductive plastics angle displacement sensor, comprises conductive plastic resistance base body and brush; Also comprise housing, protecgulum, bonnet, screw axis, slide block, clutch shaft bearing and the second bearing; Described housing forms cavity by described protecgulum and bonnet, be provided with described slide block and conductive plastic resistance base body in the described cavity, described slide block connects described screw axis, and described slider bottom is provided with brush, and described brush is by rotation moving linearly on described conductive plastic resistance base body of screw axis; Described clutch shaft bearing is located on the described protecgulum, and described the second bearing is provided with on the described bonnet, and described screw axis one end passes described the second bearing and stretches out described protecgulum, and the other end of described screw axis connects described the second bearing.
Wherein, be provided with the screw hole that matches with described screw axis in the described slide block.
Wherein, described slide block top is provided with slideway, and both sides are provided with U-rail, and the shape of described slide block is one " soil " font.
Wherein, the top of described enclosure interior is provided with the U-rail that matches with described slideway, and both sides are provided with the slideway that matches with described U-rail.
Wherein, described multiple circles conductive plastics angle displacement sensor also comprises a back-up ring, and described back-up ring is located in the U-lag of described screw axis.
(3) beneficial effect
Compared with prior art, the utility model multiple circles conductive plastics angle displacement sensor adopts the conductive plastic resistance base body of conventional form of straight lines as measuring sensor, its serviceable life and measuring accuracy have greatly been improved, also taken into account simultaneously the multi-turn precision measurement, satisfied such as occasions such as fork lifter multi-turn measurements.
Description of drawings
Fig. 1 is the decomposition texture schematic diagram of the utility model multiple circles conductive plastics angle displacement sensor;
Fig. 2 is the decomposition texture schematic diagram of another angle of the utility model multiple circles conductive plastics angle displacement sensor.
In the accompanying drawing: 1, conductive plastic resistance base body, 2, brush, 3, housing, 4, protecgulum, 5, bonnet, 6, screw axis, 7, slide block, 8, clutch shaft bearing, 9, the second bearing, 10, screw hole, 11, slideway, 12, U-rail, 13, U-rail, 14, slideway, 15, back-up ring, 16, U-lag, 17, positive pole draws wire, 18, negative pole draws wire, 19, signal output lead, 20, rivet, 21, gib screw.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
Multiple circles conductive plastics angle displacement sensor of the present utility model comprises on the conductive plastic resistance base body 1(conductive plastic resistance base body 1 being respectively equipped with by rivet 20 that positive pole is drawn wire 17, negative pole is drawn wire 18 and signal output lead 19 as shown in Figure 1, 2) and brush 2; Also comprise housing 3, protecgulum 4, bonnet 5, screw axis 6, slide block 7, clutch shaft bearing 8 and the second bearing 9;
Described housing 3 is fixed the composition cavitys by gib screw 21 with described protecgulum 4 and bonnet 5, be provided with described slide block 7 and conductive plastic resistance base body 1 in the described cavity, described slide block 7 connects described screw axis 6, described slide block 7 bottoms are provided with brush 2, described brush 2 (drives slide block movement by rotation moving linearly on described conductive plastic resistance base body 1 of screw axis 6 during the screw axis rotation, and then driving the brush moving linearly, convert the straight line signal to angle signal), because therefore the relation of screw lead and the anglec of rotation has realized that well effective electric rectilinear path converts the measurement of multipurpose rotary angle to; Described clutch shaft bearing 8 is located on the described protecgulum 4, and described the second bearing 9 is provided with on the described bonnet 5, and described screw axis 6 one ends pass described the second bearing 9 and stretch out described protecgulum 4, and the other end of described screw axis 6 connects described the second bearing 9.
Be provided with the screw hole 10 that matches with described screw axis 6 in the described slide block 7, help further accurately motion.
Described slide block 7 tops are provided with slideway 11, both sides are provided with U-rail 12, the shape of described slide block 7 is one " soil " font, the top of described housing 3 inside is provided with the U-rail 13 that matches with described slideway 11, both sides are provided with the slideway 14 that matches with described U-rail 12, have guaranteed the effective exercise of brush on conductive plastic resistance base body.
Described multiple circles conductive plastics angle displacement sensor also comprises a back-up ring 15, and described back-up ring 15 is located in the U-lag 16 of described screw axis 6, anti-limited slip block excess of stroke motion.
The utility model multiple circles conductive plastics angle displacement sensor adopts the conductive plastic resistance base body of conventional form of straight lines as measuring sensor, its serviceable life and measuring accuracy have greatly been improved, also taken into account simultaneously the multi-turn precision measurement, satisfied such as occasions such as fork lifter multi-turn measurements.
The above only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a multiple circles conductive plastics angle displacement sensor comprises conductive plastic resistance base body (1) and brush (2); It is characterized in that: also comprise housing (3), protecgulum (4), bonnet (5), screw axis (6), slide block (7), clutch shaft bearing (8) and the second bearing (9);
Described housing (3) forms cavity by described protecgulum (4) and bonnet (5), be provided with described slide block (7) and conductive plastic resistance base body (1) in the described cavity, described slide block (7) connects described screw axis (6), described slide block (7) bottom is provided with brush (2), and described brush (2) passes through the rotation of screw axis (6) at the upper moving linearly of described conductive plastic resistance base body (1); Described clutch shaft bearing (8) is located on the described protecgulum (4), described the second bearing (9) is provided with on the described bonnet (5), described screw axis (6) one ends pass described the second bearing (9) and stretch out described protecgulum (4), and the other end of described screw axis (6) connects described the second bearing (9).
2. multiple circles conductive plastics angle displacement sensor according to claim 1 is characterized in that: be provided with the screw hole (10) that matches with described screw axis (6) in the described slide block (7).
3. multiple circles conductive plastics angle displacement sensor according to claim 1 and 2, it is characterized in that: described slide block (7) top is provided with slideway (11), and both sides are provided with U-rail (12), and the shape of described slide block (7) is one " soil " font.
4. multiple circles conductive plastics angle displacement sensor according to claim 3, it is characterized in that: the inner top of described housing (3) is provided with the U-rail (13) that matches with described slideway (11), and both sides are provided with the slideway (14) that matches with described U-rail (12).
5. multiple circles conductive plastics angle displacement sensor according to claim 4, it is characterized in that: described multiple circles conductive plastics angle displacement sensor also comprises a back-up ring (15), and described back-up ring (15) is located in the U-lag (16) of described screw axis (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220509279 CN202770395U (en) | 2012-09-27 | 2012-09-27 | Multi-coil conductive plastic angle displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220509279 CN202770395U (en) | 2012-09-27 | 2012-09-27 | Multi-coil conductive plastic angle displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202770395U true CN202770395U (en) | 2013-03-06 |
Family
ID=47776961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220509279 Expired - Lifetime CN202770395U (en) | 2012-09-27 | 2012-09-27 | Multi-coil conductive plastic angle displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202770395U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561863A (en) * | 2020-05-22 | 2020-08-21 | 维沃移动通信有限公司 | Electronic equipment |
-
2012
- 2012-09-27 CN CN 201220509279 patent/CN202770395U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561863A (en) * | 2020-05-22 | 2020-08-21 | 维沃移动通信有限公司 | Electronic equipment |
| CN111561863B (en) * | 2020-05-22 | 2022-04-15 | 维沃移动通信有限公司 | Electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130306 |