CN203310694U - Micro displacement variation monitor - Google Patents
Micro displacement variation monitor Download PDFInfo
- Publication number
- CN203310694U CN203310694U CN2013203446388U CN201320344638U CN203310694U CN 203310694 U CN203310694 U CN 203310694U CN 2013203446388 U CN2013203446388 U CN 2013203446388U CN 201320344638 U CN201320344638 U CN 201320344638U CN 203310694 U CN203310694 U CN 203310694U
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- moving contact
- contact
- microdisplacement
- movable contact
- monitoring instrument
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Abstract
The utility model provides a micro displacement variation monitor. The micro displacement variation monitor comprises a movable contact, a static contact, an adjusting rod, a coarse adjusting bracket and a fixed rod, wherein the static contact comprises a static contact point, a rotary connection mechanism, a fine adjusting mechanism and a fine adjusting bracket which are connected with one another; the rotary connection mechanism is connected with the fine adjusting mechanism; the fine adjusting mechanism is fixed on the adjusting rod by the fine adjusting bracket; the fine adjusting bracket can slide and be locked on the adjusting rod; the adjusting rod and the fixed rod are connected by the coarse adjusting bracket; the movable contact arranged on a tested part comprises a movable contact bracket and a movable contact point; the movable contact point is composed of an upper movable contact point and a lower movable contact point which are mounted on the movable contact bracket; the upper movable contact point and the lower movable contact point are mutually contacted. The micro displacement variation monitor provided by the utility model has the beneficial effects that the monitored displacement mount of a test piece is accurate and a measurement range is large; a measurement value is set according to requirements so as to be applicable to various tested pieces; the micro displacement variation monitor is convenient to use, strong in commonality and simple in structure; equipment can be subjected to stopping operation as soon as possible to realize unattended operation, so that energy sources are saved.
Description
Technical field
The utility model belongs to automobile component experimental measurement instrument field, especially relates to a kind of microdisplacement change monitoring instrument.
Background technology
In automobile chassis parts and other relevant rigid element test, in particularly long duration test process, sample is under set load test condition, and the deflection of sample can increase gradually along with the accumulation of time.If the experimenter claims to the increment of displacement in process of the test, traditional mode is measured deflection and is generally adopted electronic displacement sensor monitoring deflection and incremental deformation.And the build-in attribute of electronic sensor has determined it in use, the problems such as zero migration and noise easily appear, make measurement result produce deviation.If the experimenter has relatively high expectations to the displacement increment, with sample displacement increment in electronic displacement sensor monitoring test process, just can accurately not reflect test situation, the accuracy of test is brought to impact.
The utility model content
Problem to be solved in the utility model is to provide a kind of microdisplacement change monitoring instrument, especially is suitable for monitoring the accurate monitoring of the microdisplacement increment in the rigid element processs of the test such as automobile or other physical construction.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of microdisplacement change monitoring instrument, comprise moving contact, static contact, adjuster bar, coarse adjustment support and fixed bar, static contact comprises interconnective stationary contact, connecting mechanism for rotating, fine adjustment mechanism and fine adjustment support, connecting mechanism for rotating is connected with fine adjustment mechanism, fine adjustment mechanism is fixed on adjuster bar by the fine adjustment support, the fine adjustment support can slide and lock on adjuster bar, adjuster bar is connected by the coarse adjustment support with fixed bar, the moving contact be arranged on tested parts comprises moving contact rack and moving contact, moving contact is comprised of the upper moving contact and the lower moving contact that are arranged on moving contact rack, upper moving contact and lower moving contact are in contact with one another.
Further, static contact is two that are arranged symmetrically with, and is arranged at respectively the both sides of described moving contact.
Further, the coarse adjustment support is the relative angle regulated be comprised of two sections swingles and middle coupling shaft the rotatable support frame that can be locked.
Further, stationary contact is arranged on the insulating mounting seat, and described insulating mounting seat is fixed on connecting mechanism for rotating by bearing.
Further, in the insulating mounting seat, lead channels is set, described stationary contact and described insulating mounting seat link.
Further, upper moving contact and described lower moving contact are fixed on described moving contact rack by dead ring.
Further, on moving contact rack, mounting hole is set.
Further, moving contact rack is dismountable two sections.
Further, fine adjustment mechanism is the spiral micrometer mechanism.
Advantage and the good effect that the utlity model has are: owing to adopting technique scheme, accurate to the displacement of test specimen monitoring, and the impact of be not put to the test accuracy of instrument and other environmental factor; Measurement range is large, and measured value is set as required, adapts to multiple test specimen; Easy to use, highly versatile, simple in structure; Can to equipment, carry out shutdown operation in the very first time, realize unmanned, save the energy.
The accompanying drawing explanation
Fig. 1 is the utility model assembly structure schematic diagram
Fig. 2 is the utility model static contact structure schematic diagram
Fig. 3 is the utility model moving contact structure schematic diagram
Fig. 4 is the utility model static contact broken section enlarged diagram
Fig. 5 is circuit control principle drawing of the present invention
In figure:
1, moving contact 2, static contact 3, adjuster bar
4, coarse adjustment support 5, fixed bar
11, moving contact rack 12, moving contact 13, dead ring
14, mounting hole 21, stationary contact 22, connecting mechanism for rotating
23, fine adjustment mechanism 24, fine adjustment support 25, insulating mounting seat
26, lead channels 27, rolling bearing
A, the b of topworks, debugging/operation c, relay
D, optical indicator e, DC
Embodiment
Embodiment mono-
As shown in Figure 1 to Figure 3, the utility model relates to a kind of microdisplacement change monitoring instrument, comprise moving contact 1, static contact 2, adjuster bar 3, coarse adjustment support 4 and fixed bar 5, static contact 2 comprises interconnective stationary contact 21, connecting mechanism for rotating 22, fine adjustment mechanism 23 and fine adjustment support 24, connecting mechanism for rotating 22 is connected with fine adjustment mechanism 23, fine adjustment mechanism 23 is fixed on adjuster bar 3 by fine adjustment support 24, fine adjustment support 24 can slide and lock on adjuster bar 3, adjuster bar 3 is connected by coarse adjustment support 4 with fixed bar 5, the moving contact 1 be arranged on tested parts comprises moving contact rack 11 and moving contact 12, moving contact is comprised of the upper moving contact and the lower moving contact that are arranged on moving contact rack 11, upper moving contact and lower moving contact are in contact with one another.
The interior lead channels that arranges of insulating mounting seat 25, described stationary contact 21 links with described insulating mounting seat.The wire be connected with stationary contact 21 passes from lead channels 26 inside, and the insulating mounting seat guarantees that stationary contact 21 and connecting mechanism for rotating 22 are contactless, prevents outside charged.
Upper moving contact and lower moving contact are fixed on described moving contact rack 11 by dead ring 13, prevent that moving contact 12 from directly contacting with moving contact rack 11, causes moving contact rack 11 to have charged hidden danger.As shown in Figure 5, the wire be connected with moving contact 12, the wire be connected with stationary contact 21, and control system is connected, and when moving contact 12 contact stationary contact 21, circuit UNICOM, pilot lamp is bright.
Moving contact rack 11 can be made into dismountable two sections, i.e. fixedly the front carriage of moving contact 12 and posterior bracket, and posterior bracket can replace with different size according to the different situations of test specimen, then is connected with front carriage, and without whole moving contact 1 is changed.
Embodiment bis-
The static contact 2 of this microdisplacement monitor also can only be set to one, and other structures are all consistent with embodiment mono-.The deflection that while vibrating because of test specimen, both sides produce is basically identical, also device can be reduced to the static contact that a side arranges, and for the larger situation of the stressed one-sided distortion increase of test specimen, also can obtain test result accurately.
The course of work of this example:
1. before measuring, at first according to the measurement target part, regulate optimum displacement range, the angle and distance of monitor.
2. dynamic contact is fixed on the tested parts that will measure, opens testing equipment.
3. the static contact fixed can be finely tuned the position of static contact by adjustable screw side micro mechanism, when static contact contacts with dynamic contact, and the circuitry conducting, pilot lamp is bright.Record current static contact indicating value, regulate static contact and oppositely move to the displacement increment that testing requirements allows.
4. tested that part in claiming pumps with test load and displacement increment increases gradually; when reaching certain hour tested parts fatigue deformation increase or fracture; be fixed in the joint, contact of dynamic contact and the static contact of test specimen; circuit system is connected; instrument provides the pilot system stop instruction and records test period, reports to the police and keeps alarm condition to wait for human intervention.
Above an embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to be used to limiting practical range of the present utility model.All equalizations of doing according to the utility model application range change and improve etc., within all should still belonging to patent covering scope of the present utility model.
Claims (9)
1. microdisplacement change monitoring instrument is characterized in that: comprise moving contact, static contact, adjuster bar, coarse adjustment support and fixed bar,
Static contact comprises interconnective stationary contact, connecting mechanism for rotating, fine adjustment mechanism and fine adjustment support, connecting mechanism for rotating is connected with fine adjustment mechanism, fine adjustment mechanism is fixed on adjuster bar by the fine adjustment support, the fine adjustment support can slide and lock on adjuster bar, adjuster bar is connected by the coarse adjustment support with fixed bar
The moving contact be arranged on tested parts comprises moving contact rack and moving contact, and moving contact is comprised of the upper moving contact and the lower moving contact that are arranged on moving contact rack, and upper moving contact and lower moving contact are in contact with one another.
2. microdisplacement change monitoring instrument according to claim 1, it is characterized in that: described static contact is two that are arranged symmetrically with, and is arranged at respectively the both sides of described moving contact.
3. microdisplacement change monitoring instrument according to claim 1, is characterized in that: the rotatable support frame that described coarse adjustment support also can be locked for the relative angle regulated be comprised of two sections swingles and middle coupling shaft.
4. microdisplacement change monitoring instrument according to claim 1, it is characterized in that: described stationary contact is arranged on the insulating mounting seat, and described insulating mounting seat is fixed on connecting mechanism for rotating by bearing.
5. microdisplacement change monitoring instrument according to claim 4, it is characterized in that: in described insulating mounting seat, lead channels is set, described stationary contact and described insulating mounting seat link.
6. microdisplacement change monitoring instrument according to claim 1, it is characterized in that: described upper moving contact and described lower moving contact are fixed on described moving contact rack by dead ring.
7. microdisplacement change monitoring instrument according to claim 1, is characterized in that: on described moving contact rack, mounting hole is set.
8. according to claim 1 or 6 or 7 described microdisplacement change monitoring instrument, it is characterized in that: described moving contact rack is dismountable two sections.
9. microdisplacement change monitoring instrument according to claim 1 is characterized in that: described fine adjustment mechanism is the spiral micrometer mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203446388U CN203310694U (en) | 2013-06-17 | 2013-06-17 | Micro displacement variation monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203446388U CN203310694U (en) | 2013-06-17 | 2013-06-17 | Micro displacement variation monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203310694U true CN203310694U (en) | 2013-11-27 |
Family
ID=49616896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203446388U Expired - Fee Related CN203310694U (en) | 2013-06-17 | 2013-06-17 | Micro displacement variation monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203310694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267673A (en) * | 2013-06-17 | 2013-08-28 | 中国汽车技术研究中心 | Micro-displacement variation monitor |
-
2013
- 2013-06-17 CN CN2013203446388U patent/CN203310694U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267673A (en) * | 2013-06-17 | 2013-08-28 | 中国汽车技术研究中心 | Micro-displacement variation monitor |
| CN103267673B (en) * | 2013-06-17 | 2015-01-28 | 中国汽车技术研究中心 | Micro-displacement variation monitor and operation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20150617 |
|
| EXPY | Termination of patent right or utility model |