CN207469137U - Berth lock overload protection arrangement and berth lock - Google Patents
Berth lock overload protection arrangement and berth lock Download PDFInfo
- Publication number
- CN207469137U CN207469137U CN201721384085.3U CN201721384085U CN207469137U CN 207469137 U CN207469137 U CN 207469137U CN 201721384085 U CN201721384085 U CN 201721384085U CN 207469137 U CN207469137 U CN 207469137U
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- shaft
- runner
- berth lock
- elastic component
- overload protection
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Abstract
The utility model is related to the technical fields of machine overload protection; provide a kind of berth lock overload protection arrangement; including shaft and the runner being movably set in shaft; there is accommodating gap between shaft and runner; and the madial wall of runner has the abutting slot communicated with accommodating gap; the elastic component being fixedly connected with shaft is provided in accommodating gap, elastic component has the rotation prevention portion that can be stretched into and abut and contact in slot and with its inner wall activity.By being arranged with runner in shaft, there is accommodating gap between shaft and runner, abutting slot is provided on the madial wall of runner, elastic component is arranged in accommodating gap and is fixed in shaft, and elastic component has the rotation prevention portion for being connected to and abutting in slot, the rotation prevention portion can limit the relative rotation between shaft and runner, when runner, rotation prevention portion can be skidded off from abutting in slot in the event of overloading around the shaft, so that being free to relatively rotate between shaft and runner, prevent shaft or runner from damaging.
Description
Technical field
The utility model belongs to the technical field of machine overload protection, is to be related to a kind of berth lock overload more specifically
Protective device and berth lock.
Background technology
Today's society, mechanical equipment has had been applied to the various aspects during we live, and being no lack of in various equipment has
Various types of transmission devices usually have a variety of transmission parts in transmission device, wherein, the transmission between shaft and gear is
It is very universal, typically directly gear is set in shaft and it is that can not relatively rotate between shaft and gear,
Although such kind of drive is simple, when the situation for overload (i.e. excessive external load) occur causes gear or shaft
When there is interim card and can not rotate, it is easy to cause the damage of shaft and gear, also be easy to cause what is rotated for drive shaft
Driver or for drive gear rotation driver burnt because of power can not be exported, the safety of system is caused seriously
Harm.
Utility model content
The purpose of this utility model is to provide a kind of berth lock overload protection arrangement and berth lock, to solve the prior art
Present in transmission parts occur overloading the technical issues of damaging it in transmission process.
To achieve the above object, the technical solution adopted in the utility model is：A kind of berth lock overload protection arrangement is provided,
Including shaft and the runner being movably set in the shaft, there is accommodating gap, and institute between the shaft and the runner
Stating the madial wall of runner has the abutting slot communicated with the accommodating gap, is provided in the accommodating gap and consolidates with the shaft
Surely the elastic component connected, the elastic component have the rotation stop that can be stretched into and contact in the abutting slot and with its inner wall activity
Portion.
Further, the elastic component has at least two rotation prevention portions being connected.
Further, the berth lock overload protection arrangement includes two elastic components, and two elastic components are symmetrical arranged
In the opposite sides of the shaft axis.
Further, the elastic component is elastic piece, and the both ends of the elastic component are fixed in the shaft, the elasticity
The radial direction projection of part towards the runner forms the rotation prevention portion.
Further, on the axis direction of the shaft, the thickness of the runner is greater than or equal to the elastic component
Width.
Further, through-hole is offered in the shaft, one end of the elastic component is inserted in the through-hole.
Optionally, the elastic component is integrally formed part for manganese steel.
Further, baffle is arranged in the shaft, the baffle is fixedly connected with the runner.
Further, annular groove is provided in the shaft, is arranged with to prevent the baffle edge in the annular groove
The shaft deviates from the baffle ring of runner movement.
The advantageous effect of berth lock overload protection arrangement provided by the utility model is：Compared with prior art, this reality
With novel parking spot lock overload protection arrangement by being arranged with runner in shaft, between shaft and runner there is accommodating gap, turn
Abutting slot is provided on the madial wall of wheel, elastic component is arranged in accommodating gap and is fixed in shaft, and elastic component have support
Be connected on the rotation prevention portion abutted in slot, which can limit the relative rotation between shaft and runner, wherein, when runner outside
Rotation prevention portion can be skidded off from abutting in slot when relatively rotating around the shaft under the influence of boundary's active force so that shaft and runner it
Between be free to relatively rotate, prevent shaft or runner from damaging, at the same also avoid for drive shaft or
Overloading and burning occur in the driver of person's runner.
The utility model also proposed a kind of berth lock, including the berth lock overload protection arrangement.
The advantageous effect of berth lock provided by the utility model is：Compared with prior art, the utility model berth lock,
As a result of above-mentioned berth lock overload protection arrangement, have by being arranged with runner in shaft, between shaft and runner and hold
Gap is put, abutting slot is provided on the madial wall of runner, elastic component is arranged in accommodating gap and is fixed in shaft, and elasticity
Part has the rotation prevention portion for being connected to and abutting in slot, which can limit the relative rotation between shaft and runner, wherein, when
Runner rotation prevention portion when relatively rotating around the shaft under the influence of external forces can be skidded off from abutting in slot so that shaft
It is free to relatively rotate between runner, prevents shaft or runner from damaging, while also avoid driving
Overloading and burning occur in the driver of turn axis or runner.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the dimensional structure diagram one of berth lock overload protection arrangement that the utility model embodiment provides；
Fig. 2 is the dimensional structure diagram two of berth lock overload protection arrangement that the utility model embodiment provides；
Fig. 3 is the assembling structure schematic diagram of elastic component that the utility model embodiment provides；
Fig. 4 is the dimensional structure diagram of shaft that the utility model embodiment provides；
Fig. 5 is the assembling structure schematic diagram of baffle that the utility model embodiment provides；
Fig. 6 is the assembling structure schematic diagram of berth lock that the utility model embodiment provides.
Wherein, each reference numeral in figure：
100- berth lock overload protection arrangements；1- shafts；11- through-holes；2- runners；21- abuts slot；22- annular grooves；23-
Baffle ring；3- houses gap；4- elastic components；41- rotation prevention portions；5- baffles；6- motors；7- gear assemblies.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and advantageous effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention is further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", " on ", " under ", "front", "rear", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " top ", " bottom " " interior ", " outer " are to be closed based on orientation shown in the drawings or position
System is for only for ease of description the utility model and simplifies description rather than instruction or imply that signified device or element are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature." multiple " are meant that two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Also referring to Fig. 1 and Fig. 2, now berth lock overload protection arrangement 100 provided by the utility model is illustrated.
The berth lock overload protection arrangement 100, including shaft 1 and the runner 2 that is movably set in shaft 1, shaft 1 and runner 2 it
Between there is accommodating gap 3, and the madial wall of runner 2 has the abutting slot 21 communicated with accommodating gap 3, is set in accommodating gap 3
There is the elastic component 4 being fixedly connected with shaft 1, elastic component 4, which has to stretch into, to be abutted in slot 21 and contacted with its inner wall activity
Rotation prevention portion 41.
There is accommodating gap 3, the madial wall of runner 2 by being arranged with runner 2 in shaft 1, between shaft 1 and runner 2
On be provided with and abut slot 21, elastic component 4 is arranged in accommodating gap 3 and is fixed in shaft 1, and elastic component 4 has and is connected to
The rotation prevention portion 41 in slot 21 is abutted, which can limit the relative rotation between shaft 1 and runner 2, wherein, work as runner
2 under the influence of external forces around the shaft 1 relatively rotate when rotation prevention portion 41 can from abut slot 21 in skid off so that turn
It is free to relatively rotate between axis 1 and runner 2, prevents shaft 1 or runner 2 from damaging, also avoid simultaneously
Driver for drive shaft 1 or runner 2 occurs overloading and burn.
Wherein, optionally, the cross section in the accommodating gap 3 between runner 2 and shaft 1 for annular shape, in this way, shaft 1 with
When relatively rotating between runner 2, be conducive to keep the stabilization of relative position between runner 2 and shaft 1.At another
In embodiment, shaft 1 can not also pass through the center of circle of runner 2, that is to say, that eccentric wheel of the runner 2 for around the shaft 1 rotation.
Certainly, in other embodiments, as long as between runner 2 and shaft 1 there is accommodating gap 3 and do not interfere mutually rotation between the two
, do not limit uniquely herein.
Wherein, in the present embodiment, elastic component 4 is bent by metalwork, and elastic component 4 be it is flexible,
In other embodiment, elastic component 4 can be spring either other flexible components, as long as the elastic component 4 can be fixed
It abuts in slot 21 in shaft 1 and with being connected to and can prevent the rotation prevention portion to relatively rotate between shaft 1 and runner 2
41, meanwhile, 41 energy of rotation prevention portion when which relatively rotates under the effect of external force between shaft 1 and runner 2
It skids off to release its locking to runner 2 in enough slots 21 from abutting, does not limit uniquely herein.
Wherein, in the present embodiment, rotation prevention portion 41 is that with runner 2 phase occurs for shaft 1 from the reason of being skidded off in slot 21 is abutted
During to rotation, elastic deformation, which occurs, for elastic component 4 causes rotation prevention portion 41 to skid off to come from abutting slot 21.Certainly, in embodiment,
Rotation prevention portion 41 can also be skidded off from from abutting slot 21 by other means, as long as phase can occur between shaft 1 and runner 2
When to rotation, rotation prevention portion 41 can skid off to release the limitation of the rotation between shaft 1 and runner 2 i.e. in slot 21 from abutting
Can, it does not limit uniquely herein.
Further, it please refers to Fig.1 and Fig. 2, one as berth lock overload protection arrangement 100 provided by the utility model
Kind specific embodiment, elastic component 4 have at least two rotation prevention portions 41 being connected.In the present embodiment, at least two rotation stop
Portion 41 effectively enhances between shaft 1 and runner 2 when can not relatively rotate between shaft 1 and runner 2 and does not occur
The ability of relative rotation, meanwhile, if one of rotation prevention portion 41 breaks down, the function of entire elastic component 4 will not be caused
Failure.
Further, it please refers to Fig.1 and Fig. 3, one as berth lock overload protection arrangement 100 provided by the utility model
Kind specific embodiment, berth lock overload protection arrangement 100 include two elastic components 4, and two elastic components 4 are symmetricly set on 1 axis of shaft
The opposite sides of line.In the present embodiment, two elastic components 4 are symmetrically disposed in the opposite both sides of 1 axis of shaft, can keep
The balance of stress between shaft 1 and runner 2, effectively stabilizes the position relationship between shaft 1 and runner 2.Certainly, at other
In embodiment, the quantity of elastic component 4 can also be multiple, as long as elastic component 4 can be uniformly distributed in around shaft 1 and can make
Obtaining the position relationship between shaft 1 and runner 2 can keep stablizing, and not limit uniquely herein.
Further, it please refers to Fig.1 and Fig. 3, one as berth lock overload protection arrangement 100 provided by the utility model
Kind of specific embodiment, elastic component 4 are elastic piece, and the both ends of elastic component 4 are fixed in shaft 1, and elastic component 4 is towards the diameter of runner 2
Rotation prevention portion 41 is formed to direction projection.In the present embodiment, elastic component 4 is elastic piece, wherein, elastic piece is easier to produce,
And by elastic piece bending and rotation prevention portion 41 directly can be formed toward outside projection, rotation prevention portion 41 is readily formed.Meanwhile elasticity
Piece can have the deformability of bigger when deforming upon so that elastic piece is not easy to occur because of the deformation degree of itself
Not enough cause to be stuck between the two when relative rotation occurs for shaft 1 and runner 2.
Further, referring to Fig. 1, a kind of tool as berth lock overload protection arrangement 100 provided by the utility model
Body embodiment, on the axis direction of shaft 1, the thickness of runner 2 is greater than or equal to the width of elastic component 4.In the present embodiment
In, the thickness of runner 2 is greater than or equal to the width of elastic component 2 so that elastic component 4 will not when being connected on the madial wall of runner 2
The axial direction for having extra part from runner 2 protrudes, because the part protruded is because easily by external collision etc. due tos
Influence the stability of elastic component 4.
Further, it please refers to Fig.1 and Fig. 4, one as berth lock overload protection arrangement 100 provided by the utility model
Specific embodiment is planted, offers through-hole 11 in shaft 1, one end of elastic component 4 is inserted in through-hole 11.In the present embodiment,
One end of elastic component 4 is inserted in the through-hole 11 in shaft 1, in this way, relatively rotate between shaft 1 and runner 2
When, elastic component 4 is not easy to detach out of through-hole 11, in addition, when installation elastic component 4, it is only necessary to by elastic component 4
One end, which is inserted in through-hole 11, can be completed installation, very convenient.
Optionally, referring to Fig. 1, one kind as berth lock overload protection arrangement 100 provided by the utility model is specific
Embodiment, elastic component 4 are integrally formed part for manganese steel.In the present embodiment, integrated molding part of the elastic component 4 as manganese steel, makes
Obtaining the elastic component 4 has impact resistance, wear-resistant, anti-extrusion characteristic, and at the same time elastic component 4 is also provided with certain elastic shape
Change ability.
Further, it please refers to Fig.1 and Fig. 5, one as berth lock overload protection arrangement 100 provided by the utility model
Specific embodiment is planted, is arranged with baffle 5 in shaft 1, baffle 5 is fixedly connected with runner 2.In the present embodiment, it is covered in shaft 1
Equipped with baffle 5, and the baffle 5 is integrally fixed on runner 2, in this way, baffle 5 can prevent elastic component 4 towards the axis side of shaft 1
It is detached from away to from accommodating gap 3.Optionally, the number of baffle 5 is two, and runner 2 is located between two baffles 5, such as
This, either which direction towards 1 axis of shaft, elastic component 4 cannot all be detached from accommodating gap 3.
Further, it please refers to Fig.1 and Fig. 5, one as berth lock overload protection arrangement 100 provided by the utility model
Specific embodiment is planted, annular groove 22 is provided in shaft 1, is arranged with that baffle 5 is prevented along shaft 1 to deviate from annular groove 22
The baffle ring 23 that runner 2 moves.In the present embodiment, annular groove 22 is provided in shaft 1, and gear is arranged in annular groove 22
Circle 23, wherein the baffle ring 23 can anti-baffle plate 5 moved along shaft 1 away from runner 2.In this way, baffle ring 23 can limit 5 edge of baffle
The range that can be slided in shaft 1.Optionally, the quantity of annular groove 22 is two, and two annular grooves 22 are separately positioned on gear
In the shaft 1 of 5 opposite sides of plate, baffle ring 23 is respectively arranged in each annular groove 22, in this way, baffle 5 is limited to two
Between baffle ring 23.
Please refer to Fig.1, Fig. 5 and Fig. 6, the utility model also proposed a kind of berth lock, including berth lock overload protection fill
Put 100.
As a result of above-mentioned berth lock overload protection arrangement 100, by being arranged with runner 2 in shaft 1, shaft 1 with
Between runner 2 there is accommodating gap 3, be provided on the madial wall of runner 2 and abut slot 21, elastic component 4 is arranged in accommodating gap 3
And be fixed in shaft 1, and elastic component 4 has the rotation prevention portion 41 for being connected to and abutting in slot 21, which, which can limit, turns
Relative rotation between axis 1 and runner 2, wherein, when runner 21 relatively rotates around the shaft under the influence of external forces
When rotation prevention portion 41 can from abut slot 21 in skid off so that be free to relatively rotate between shaft 1 and runner 2, prevent
The driver that either runner 2 is damaged while also avoided for drive shaft 1 or runner 2 of rotation stop axis 1 occur overloading and
It burns.
Optionally, runner 2 is gear, and berth lock further includes motor 6 and gear assembly 7, wherein, motor 6 passes through gear set
Part 7 drives runner 2 to be rotated.In the case that motor 6 does not turn, if shaft 1 is because shock or other reasons are revolved
Turn, the elastic deformation that elastic component 4 passes through itself so that can relatively rotate between shaft 1 and runner 2, avoid shaft 1
Rotation pass sequentially through runner 2 and gear is transmitted on motor 6 and motor 6 is damaged.
Optionally, berth lock includes the lock frame (not shown) for preventing automobile from moving, wherein lock frame is integrally fixed at shaft 1
Above and it can 1 rotation around the shaft.Motor 6 can realize the rotation of lock frame by driving the rotation of shaft 1, when car hit is locked in
Frame causes to relatively rotate after elastic component 4 is by self-deformation between shaft 1 and runner 2 when the rotation suddenly of shaft 1,
The collision for avoiding automobile causes damage to motor 6.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. berth lock overload protection arrangement, it is characterised in that：It is described including shaft and the runner being movably set in the shaft
There is accommodating gap, and the madial wall of the runner has the abutting communicated with the accommodating gap between shaft and the runner
Slot, is provided with the elastic component being fixedly connected with the shaft in the accommodating gap, and the elastic component has and can stretch into described support
The rotation prevention portion contacted in access slot and with its inner wall activity.
2. berth lock overload protection arrangement as described in claim 1, it is characterised in that：The elastic component has at least two phases
The rotation prevention portion of connection.
3. berth lock overload protection arrangement as described in claim 1, it is characterised in that：The berth lock overload protection arrangement packet
Two elastic components are included, two elastic components are symmetricly set on the opposite sides of the shaft axis.
4. berth lock overload protection arrangement as described in claim 1, it is characterised in that：The elastic component is elastic piece, described
The both ends of elastic component are fixed in the shaft, and the radial direction projection of the elastic component towards the runner forms the rotation stop
Portion.
5. berth lock overload protection arrangement as claimed in claim 4, it is characterised in that：On the axis direction of the shaft,
The thickness of the runner is greater than or equal to the width of the elastic component.
6. berth lock overload protection arrangement as described in claim 1, it is characterised in that：Through-hole, institute are offered in the shaft
The one end for stating elastic component is inserted in the through-hole.
7. berth lock overload protection arrangement as described in claim 1, it is characterised in that：The elastic component is integrally formed for manganese steel
Part.
8. berth lock overload protection arrangement as described in any one of claim 1 to 7, it is characterised in that：It is arranged in the shaft
There is baffle, the baffle is fixedly connected with the runner.
9. berth lock overload protection arrangement as claimed in claim 8, it is characterised in that：Annular groove is provided in the shaft,
The baffle ring for the baffle to be prevented to be moved along the shaft away from the runner is arranged in the annular groove.
10. berth lock, it is characterised in that：Including claim 1 to 9 any one of them berth lock overload protection arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721384085.3U CN207469137U (en) | 2017-10-24 | 2017-10-24 | Berth lock overload protection arrangement and berth lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721384085.3U CN207469137U (en) | 2017-10-24 | 2017-10-24 | Berth lock overload protection arrangement and berth lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207469137U true CN207469137U (en) | 2018-06-08 |
Family
ID=62264915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721384085.3U Active CN207469137U (en) | 2017-10-24 | 2017-10-24 | Berth lock overload protection arrangement and berth lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207469137U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113005944A (en) * | 2021-03-01 | 2021-06-22 | 江西岱泊智能科技有限公司 | Vehicle stop with overload protection |
| CN113258728A (en) * | 2021-06-30 | 2021-08-13 | 徐州南普机电科技有限公司 | Variable torque formula overload protection device and prevent overload motor thereof |
-
2017
- 2017-10-24 CN CN201721384085.3U patent/CN207469137U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113005944A (en) * | 2021-03-01 | 2021-06-22 | 江西岱泊智能科技有限公司 | Vehicle stop with overload protection |
| CN113258728A (en) * | 2021-06-30 | 2021-08-13 | 徐州南普机电科技有限公司 | Variable torque formula overload protection device and prevent overload motor thereof |
| WO2023273304A1 (en) * | 2021-06-30 | 2023-01-05 | 徐州南普机电科技有限公司 | Variable-torque-type overload protection device, and overload prevention electric motor having same |
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