CN206177435U - Flexible limiting device - Google Patents
Flexible limiting device Download PDFInfo
- Publication number
- CN206177435U CN206177435U CN201621118773.0U CN201621118773U CN206177435U CN 206177435 U CN206177435 U CN 206177435U CN 201621118773 U CN201621118773 U CN 201621118773U CN 206177435 U CN206177435 U CN 206177435U
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- CN
- China
- Prior art keywords
- buffer
- limit screw
- limited block
- blind hole
- buffer cover
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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.)
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Abstract
The utility model discloses a flexible limiting device belongs to highway stop device for the weighing apparatus, and the technical problem that solve is strong, the data of the weighing unstability of current stop device rigidity: its structure include stopper, limit screw and lie in the stopper and limit screw between the buffer, the stopper is mainly by contact tip and the body structure stopper that leading end portion forms, it has along its axially extended direction blind hole to open on limit screw's the tip, leading end portion stretches into that the direction blind hole is interior can be sharp reciprocating motion in the blind hole that leads, buffer cover is in the periphery of leading end portion and lie in between contact jaw portion and the limit screw, and the periphery of buffer is provided with the buffer cover, leaves clearance, the head end of buffer cover and the tail end clearance fit who contacts the tip between buffer and the buffer cover. This flexible limiting device can weaken vibrations to developments weigh data the influence, can obtain the stable developments data of weighing.
Description
Technical field
The utility model is related to highway weighing apparatus stopping means, specifically a kind of flexible limit device.
Background technology
Highway weighing apparatus is divided into basis, weighing sensor and carrier mounting structure is bottom-up, and stopping means is made
It is connection basis and the part of carrier, constrains the horizontal moving ranges of carrier, makes to be located between basis and carrier
Weighing sensor is in appropriate stress all the time.At present, common highway weighing apparatus stopping means is generally rigid structure, its work
It is that will cross weighing apparatus vehicle braking and bring the kinetic energy of carrier to be converted to carrier by the basic action mode of impact several times as principle
The deformation energy of body and the heat energy produced by collision.Limited in such rigid limit simple structure, low cost but generally existing use
Position influence easily stuck with basis is weighed；Weighing data stabilization time is long；The problems such as spacing easy loosening of long-term use needs frequent maintenance.
The particularly disadvantageous collection dynamic weighing data in stabilization of vibrations that hard collision brings.
The content of the invention
That technical assignment of the present utility model is directed to the above is not enough, there is provided a kind of flexible limit device solves existing limit
Position device rigidity is strong, the problem that weighing data is unstable.
Technical assignment of the present utility model is realized in the following manner：
A kind of flexible limit device, including limited block, Limit screw and delaying between limited block and Limit screw
Device is rushed, limited block is main by contacting the integrative-structure limited block that end and guiding ends are constituted, an end of Limit screw
On be provided with along its axially extending guiding blind hole, guiding ends stretch into guiding blind hole and can to do straight line past being oriented in blind hole
It is multiple mobile；Buffer is enclosed within the periphery of guiding ends and is located between contact end and Limit screw, and the periphery of buffer is set
There is buffer cover, gap, the head end of buffer cover and the tail end gap for contacting end are left between buffer and buffer cover
Coordinate.Buffer is located between limited block and Limit screw, and the buffer has deformation and the ability for resetting, what carrier was subject to
Impact is delivered to buffer by limited block, and buffer occurs elastic deformation absorbing impact energy, so as to extend percussion
Time, reduction external strength, influence of the reduction vibrations to dynamic weighing data.
Further, limited block is the revolving body of section structure in T shape.The limited block of the structure hits beneficial to outside is received
Hit and buffer is extruded in the presence of impact and gos deep into being oriented in blind hole.
Further, the flange that the inner side of oriented buffer cover extends is set on the breech face of buffer cover.Flange is beneficial to
Buffer is limited in buffer cover.
Further, the periphery of guiding ends is cased with backing plate, and backing plate is located in buffer cover and is located at buffer and spacing
Between screw rod.Backing plate is used as the force transferring part between buffer and Limit screw.
Further, buffer is the buffer of elastic annular.
Further, storage tank is provided with the head end face of contact end, is provided with buffering ball in storage tank, storage tank is opened
End cap is fixed with mouthful, buffering ball is fixed in storage tank by end cap, the end edge being provided centrally with for buffering ball of end cap
The through hole that edge is passed.Buffer can contact with carrier point, it is to avoid limited block is contacted with the face of carrier, it is to avoid limiting card
Dead problem.
A kind of flexible limit device of the present utility model has advantages below：
1st, the utility model is arranged between carrier and basis, makes to hold by the viscoplasticity and self-resetting capability of buffer
Carry device and remain contact condition with basis, the deformation energy of buffer effectively absorbs external impact energy, reduces relative velocity, prolongs
Working time of collision long, reduces outside momentum, influence of the reduction vibrations to dynamic weighing data, when being conducive to shortening to weigh stable
Between, more stable dynamic weighing data are obtained, extend sensor service life, improve the weighing accuracy of highway weighing apparatus；
2nd, the utility model is equipped with buffering ball on the contact end of limited block, and stopping means is realized by buffering ball
Touched with the point of carrier, it is to avoid spacing stuck problem；
3rd, the utility model is provided with backing plate between buffer and Limit screw, and backing plate makes buffer as force transferring part
Can repeat to produce elastic deformation, homing action in buffer cover, beneficial to the stability of dynamic weighing data；
4th, in the utility model buffer cover can for buffer reserve rational deformation space, it is necessary to when can be along loading side
The working condition of buffer is inspected to facilitate to individually dismounting；
5th, the utility model is for mainly by buffering ball, limited block, buffer, buffer cover, backing plate and Limit screw group
Into split-type structural, be easily installed and safeguard.
Brief description of the drawings
The utility model is further illustrated below in conjunction with the accompanying drawings.
Accompanying drawing 1 is a kind of structural representation of flexible limit device；
In figure：1st, bolt, 2, end cap, 3, buffering ball, 4, storage tank, 5, contact end, 6, buffer cover, 7, buffer,
8th, flange, 9, backing plate, 10, guiding ends, 11, be oriented to blind hole, 12, Limit screw.
Specific embodiment
A kind of flexible limit device of the present utility model is made in detail below with reference to Figure of description and specific embodiment
Explanation.
Embodiment：
A kind of flexible limit device of the present utility model, including limited block, Limit screw 12, buffer 7, backing plate 9 and cover
Body 11, limited block is main by contacting the revolving body of section that end 5 and guiding ends 10 constitute in T font structures, spacing spiral shell
Be provided with one end of bar 12 along its axially extending guiding blind hole 11, guiding ends 10 stretch into guiding blind hole 11 in and can
Linear reciprocation movement is done being oriented in blind hole 11, buffer 7 is the buffer of elastic annular, and buffer 7 is enclosed within guiding ends
10 periphery is simultaneously located between contact end 5 and Limit screw 12, and the periphery of buffer 7 is provided with buffer cover 6, buffer cover
The flange 8 that the inner side of oriented buffer cover 6 extends, the head end of buffer cover 6 and the tail for contacting end 5 are set on 6 breech face
Tip-clearance coordinates, and the gap for the deformation of buffer 7 is left between buffer 7 and buffer cover 6.
The periphery of guiding ends 10 is cased with backing plate 9, and backing plate 9 is the backing plate of cyclic structure, and backing plate 9 is located in buffer cover 6
And between buffer 7 and Limit screw 12.Backing plate 9 enables buffer 7 to be repeated in buffer cover 6 as force transferring part
Produce elastic deformation, homing action.
It is provided with the head end face for contacting end 5 in storage tank 4, storage tank 4 and is provided with buffering ball 3, on the opening of storage tank 4
End cap 2 is fixed with, end cap 2 is fixed on the opening of storage tank 4 by bolt 1, end cap 2 is provided centrally with for buffering ball 3
The through hole that end edge is passed, buffering ball 3 is fixed in storage tank 4 by end cap 2, the end edge of buffering ball 3 pass through hole,
To realize that buffering ball 3 is contacted with carrier.Buffering ball 3 can be clashed into carrier making contact, carrier after with buffering
7 points of device is contacted and drives limited block to be moved to the inside for being oriented to blind hole 10 by buffering ball 3, so that compression buffer 7, buffer
7 deform upon absorbing impact energy, influence of the reduction vibrations to dynamic weighing data.
A kind of application method of flexible limit device of the utility model is：The flexible limit device is arranged on carrier and base
Between plinth, wherein limited block is located at carrier, and buffering ball 3 can be contacted with carrier, and the tail end of Limit screw 12 is fixed on
On the basis of；When carrier receives shock, carrier is contacted and drives limited block to guiding by buffering ball 3 for 3 points with buffering ball
The inside of blind hole 10 is mobile, and the buffer 7 between limited block and Limit screw 12 is deformed upon and apparatus with shock absorbing, can weaken shake
The dynamic influence to dynamic weighing data.
By specific embodiment above, the those skilled in the art can readily realize the utility model.But
It is it should be appreciated that the utility model is not limited to above-mentioned specific embodiment.It is described on the basis of disclosed embodiment
Those skilled in the art can be combined different technical characteristics, so as to realize different technical schemes.Except specification institute
Outside the technical characteristic stated, the known technology of those skilled in the art is.
Claims (6)
1. a kind of flexible limit device, including limited block, Limit screw and the buffering between limited block and Limit screw
Device, it is characterised in that limited block is the main integrative-structure limited block being made up of contact end and guiding ends, Limit screw
It is provided with one end along its axially extending guiding blind hole, guiding ends are stretched into guiding blind hole and can be oriented in blind hole
Do linear reciprocation movement；Buffer is enclosed within the periphery of guiding ends and is located between contact end and Limit screw, buffer
Periphery is provided with buffer cover, and gap, the head end of buffer cover and the tail for contacting end are left between buffer and buffer cover
Tip-clearance coordinates.
2. a kind of flexible limit device according to claim 1, it is characterised in that limited block is section structure in T shape
Revolving body.
3. a kind of flexible limit device according to claim 1, it is characterised in that be provided with the breech face of buffer cover
To the flange that the inner side of buffer cover extends.
4. a kind of flexible limit device according to claim 1, it is characterised in that the periphery of guiding ends is cased with backing plate, pad
Plate is located in buffer cover and is located between buffer and Limit screw.
5. a kind of flexible limit device according to claim 1, it is characterised in that buffer is the buffer of elastic annular.
6. a kind of flexible limit device according to claim 1 and 2, it is characterised in that be provided with the head end face of contact end
Storage tank, is provided with buffering ball in storage tank, end cap is fixed with the opening of storage tank, and buffering ball is fixed on accommodating by end cap
In groove, the through hole for being provided centrally with being passed for the end edge of buffering ball of end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621118773.0U CN206177435U (en) | 2016-10-13 | 2016-10-13 | Flexible limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621118773.0U CN206177435U (en) | 2016-10-13 | 2016-10-13 | Flexible limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206177435U true CN206177435U (en) | 2017-05-17 |
Family
ID=58677567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621118773.0U Active CN206177435U (en) | 2016-10-13 | 2016-10-13 | Flexible limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206177435U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612557A (en) * | 2018-11-08 | 2019-04-12 | 江苏大学 | A kind of propeller centroid detection device |
-
2016
- 2016-10-13 CN CN201621118773.0U patent/CN206177435U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612557A (en) * | 2018-11-08 | 2019-04-12 | 江苏大学 | A kind of propeller centroid detection device |
| CN109612557B (en) * | 2018-11-08 | 2021-01-15 | 江苏大学 | Propeller mass center detection device |
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