CN203824511U - High protection grade guyed displacement sensor - Google Patents
High protection grade guyed displacement sensor Download PDFInfo
- Publication number
- CN203824511U CN203824511U CN201420183556.4U CN201420183556U CN203824511U CN 203824511 U CN203824511 U CN 203824511U CN 201420183556 U CN201420183556 U CN 201420183556U CN 203824511 U CN203824511 U CN 203824511U
- Authority
- CN
- China
- Prior art keywords
- housing
- potentiometer
- winding wheel
- nest spring
- fixed
- 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 - Lifetime
Links
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 20
- 238000004804 winding Methods 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model provides a high protection grade guyed displacement sensor. A steel wire is winded on a first winding axle and is connected with a hook. A winding wheel assembly cover is fixed on the left side of a winding wheel assembly housing. A nest spring is disposed in a nest spring cover, and is sleeved on a second winding axle. The second winding axle is fixed on the winding wheel assembly cover, and enters the nest spring cover and a potentiometer housing. Two deep groove ball bearings are used to realize rotation among the second winding axle, the winding wheel assembly housing, and the nest spring cover. The input shaft of a potentiometer is connected with the second winding axle, and is fixed by a locking screw. The potentiometer is connected with a switching circuit board through a wire. The displacement sensor is advantaged in that the nest spring housing and the potentiometer housing are on a same side of the winding wheel assembly housing, and rubber washers are disposed among the winding wheel assembly housing, the nest spring housing, and the potentiometer housing, so leakproofness of the sensor is effectively enhanced, protection grade is improved. Under an extremely severe environment, the sensor can realize accurate measurement of displacement.
Description
Technical field
The utility model belongs to surveying instrument field, is specifically related to a kind of stay wire displacement sensor of measuring displacement.
Background technology
At present, between the reel assembly housing of stay wire displacement sensor, nest spring cover, potentiometer housing, make to be screwed, do not take seal approach, because the environment for use of sensor is severe, sensor internal change-over circuit plate and potentiometer are easily subject to the impact of surrounding environment, cannot realize the accurate measurement of displacement, so be necessary to improve the degree of protection of stay wire displacement sensor.
Utility model content
The purpose of this utility model is the deficiency existing for prior art, and a kind of high-protection level stay wire displacement sensor is provided, and this sensor can use under rugged surroundings, realizes the accurate measurement of displacement.The technical solution adopted in the utility model is as described below.
A kind of high-protection level stay-supported type displacement sensor, comprise steel wire, nest spring, winding wheel shaft, potentiometer, hook, change-over circuit plate, water joint, reel assembly housing, nest spring cover, potentiometer housing, described steel wire winding is on the first winding wheel shaft, and be connected with described hook by the guide through hole of described reel assembly housing upper end, reel assembly cover is fixed on described reel assembly housing left side, described nest spring is positioned at described nest spring cover, and be sleeved on the second winding wheel shaft, its median fovea spring one end is stuck in the draw-in groove of the second winding wheel shaft, the second winding wheel shaft is fixed on described reel assembly housing, and be passed in nest spring cover and potentiometer housing, use two deep groove ball bearings, realize the second winding wheel shaft and reel assembly housing, rotation between nest spring cover, described potentiometer is positioned at potentiometer housing, the input shaft of potentiometer is connected with the second winding wheel shaft, and fix with lock screw, potentiometer is connected with described change-over circuit plate by wire, change-over circuit plate is fixed on change-over circuit plate fixed mount, the other end of change-over circuit plate fixed mount is fixed on nest spring cover, described water joint is fixed on potentiometer housing, and be connected with change-over circuit plate by wire, wherein, described nest spring cover is fixed on reel assembly housing right side, potentiometer housing is fixed on nest spring cover right side.
Wherein, between described reel assembly housing, nest spring cover and potentiometer housing three, rubber washer is all installed.
The advantage of a kind of high-protection level stay-supported type displacement sensor of the utility model is: nest spring housing and potentiometer housing are at the homonymy of reel assembly housing, and there is rubber washer between reel assembly housing, nest spring housing and potentiometer housing, can effectively strengthen the sealing of sensor, improved degree of protection, under extreme environment, can realize the accurate measurement to displacement.
Accompanying drawing explanation
Fig. 1 is the front view of stay wire displacement sensor in the utility model.
1. rubber washer 2. draw-in groove 3. change-over circuit plate 4. potentiometer housing 5. potentiometer 6. water joint 7. lock screw 8. first deep groove ball bearing 9. change-over circuit plate fixed mount 10. hexagon socket head cap screw 11. cross flat head screws 12. are linked up with 13. guide through hole 14. rubber washer 15. steel wire 16. first winding wheel shaft 17. second winding wheel shaft 18. second deep groove ball bearing 19. reel assembly cover 20. nest spring 21. nest spring cover 22. reel assembly housings.
Embodiment
Provide preferred embodiment of the present utility model below, these embodiment unrestricted content of the present utility model.
Embodiment
The present embodiment is a kind of stay-supported type displacement sensor, as shown in Figure 1.Steel wire 15 is wrapped on the first winding wheel shaft 16, also the guide through hole 13 by reel assembly housing 22 upper ends is connected with hook 12, and reel assembly cover 19 is fixed on reel assembly housing 22 left sides.Nest spring cover 21 is arranged on reel assembly housing 22 right sides, between the two with rubber washer 14 sealings, and fixing with hexagon socket head cap screw 10.Nest spring 20 is positioned at nest spring cover 21, and is sleeved on the second winding wheel shaft 17, and its median fovea spring 20 one end are stuck in the draw-in groove 2 of the second winding wheel shaft 17.The second winding wheel shaft 17 is fixed on reel assembly housing 22, and be passed in nest spring cover 21 and potentiometer housing 4, use the first deep groove ball bearing 8 and the second deep groove ball bearing 18, realize the rotation between the second winding wheel shaft 17 and reel assembly housing 22, nest spring cover 21.Potentiometer 5 is positioned at potentiometer housing 4, and the input shaft of potentiometer 5 is connected with the second winding wheel shaft 17, and fixing with lock screw 7.Potentiometer 5 is connected with change-over circuit plate 3 by wire, and change-over circuit plate 3 is fixed on change-over circuit plate fixed mount 9, and the other end of change-over circuit plate fixed mount 9 is fixed on nest spring cover 21.Potentiometer housing 4 is fixed on the right side of nest spring cover 21, between the two with rubber washer 1 sealing, and fixing with cross flat head screw 11.Water joint 6 is fixed on potentiometer housing 4, and is connected with change-over circuit plate 3 by wire.
During use, first sensor is fixed, again hook 12 is connected with testee, along with the moving displacement of testee produces thereupon, hook 12 drives steel wire 15 to pull out from guide through hole 13, and steel wire 15 drives the first winding wheel shaft 16, the second winding wheel shaft 17 to rotate simultaneously, and two coiling arbor wheels pass to rotation input shaft and the nest spring 20 of potentiometer 5, potentiometer 5 input shafts rotate and cause that potentiometer 5 outputs signal to change-over circuit plate 3, and signal is exported by water joint 6 after treatment.After measurement completes, when measuring, the energy of laying in of nest spring 20 drives the second winding wheel shaft 17 reversions, thereby steel wire 15 is retracted and is again wrapped on the first winding wheel shaft 16, and hook 12 is got back to reference position.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model utility model.Like this; within if these modifications of the present utility model and modification belong to the scope of the utility model claim and equivalent technologies thereof; for those skilled in the art; in the situation that not making creative work; other embodiment that make based on the present embodiment belong to protection domain of the present utility model, the utility model be also intended to comprise these change and modification interior.
Claims (2)
1. a high-protection level stay-supported type displacement sensor, comprise steel wire, nest spring, winding wheel shaft, potentiometer, hook, change-over circuit plate, water joint, reel assembly housing, nest spring cover, potentiometer housing, described steel wire winding is on the first winding wheel shaft, and be connected with described hook by the guide through hole of described reel assembly housing upper end, reel assembly cover is fixed on described reel assembly housing left side, described nest spring is positioned at described nest spring cover, and be sleeved on the second winding wheel shaft, its median fovea spring one end is stuck in the draw-in groove of the second winding wheel shaft, the second winding wheel shaft is fixed on described reel assembly housing, and be passed in nest spring cover and potentiometer housing, use two deep groove ball bearings, realize the second winding wheel shaft and reel assembly housing, rotation between nest spring cover, described potentiometer is positioned at potentiometer housing, the input shaft of potentiometer is connected with the second winding wheel shaft, and fix with lock screw, potentiometer is connected with described change-over circuit plate by wire, change-over circuit plate is fixed on change-over circuit plate fixed mount, the other end of change-over circuit plate fixed mount is fixed on nest spring cover, described water joint is fixed on potentiometer housing, and be connected with change-over circuit plate by wire, it is characterized in that, described nest spring cover is fixed on reel assembly housing right side, potentiometer housing is fixed on nest spring cover right side.
2. displacement transducer as claimed in claim 1, is characterized in that, between described reel assembly housing, nest spring cover and potentiometer housing three, rubber washer is all installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420183556.4U CN203824511U (en) | 2014-04-16 | 2014-04-16 | High protection grade guyed displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420183556.4U CN203824511U (en) | 2014-04-16 | 2014-04-16 | High protection grade guyed displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203824511U true CN203824511U (en) | 2014-09-10 |
Family
ID=51479996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420183556.4U Expired - Lifetime CN203824511U (en) | 2014-04-16 | 2014-04-16 | High protection grade guyed displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203824511U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470115A (en) * | 2018-12-28 | 2019-03-15 | 济南开思科技有限公司 | A kind of explosion-proof stay wire displacement sensor |
| CN109724550A (en) * | 2018-12-29 | 2019-05-07 | 济南开思科技有限公司 | A kind of position sensor |
| CN115143914A (en) * | 2022-07-25 | 2022-10-04 | 烟台羿沣传感测控技术有限公司 | A high-precision micro-displacement measuring device |
-
2014
- 2014-04-16 CN CN201420183556.4U patent/CN203824511U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470115A (en) * | 2018-12-28 | 2019-03-15 | 济南开思科技有限公司 | A kind of explosion-proof stay wire displacement sensor |
| CN109724550A (en) * | 2018-12-29 | 2019-05-07 | 济南开思科技有限公司 | A kind of position sensor |
| CN115143914A (en) * | 2022-07-25 | 2022-10-04 | 烟台羿沣传感测控技术有限公司 | A high-precision micro-displacement measuring device |
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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: 20140910 |