CN208688814U - A kind of load lifting device for Vehicles Brake Test Bench - Google Patents
A kind of load lifting device for Vehicles Brake Test Bench Download PDFInfo
- Publication number
- CN208688814U CN208688814U CN201821372143.5U CN201821372143U CN208688814U CN 208688814 U CN208688814 U CN 208688814U CN 201821372143 U CN201821372143 U CN 201821372143U CN 208688814 U CN208688814 U CN 208688814U
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- CN
- China
- Prior art keywords
- movable stand
- fixed frame
- hinge assembly
- test bench
- lifting device
- 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 - Fee Related
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Abstract
The utility model discloses a kind of load lifting devices for Vehicles Brake Test Bench, the device includes fixed frame, rise movable stand, synchronization lifting mechanism and the first air bag, fixed frame is identical with the structure of movable stand is risen and is oppositely arranged up and down, fixed frame is the rectangular frame that two crossbeams and at least two stringers connect into, rise the top that movable stand is horizontally set on fixed frame, at least four first air bags are provided between rising movable stand and the fixed frame, rise movable stand to connect with fixed frame by synchronization lifting mechanism, synchronization lifting mechanism includes the first hinge assembly and the second hinge assembly, first hinge assembly is the X-shaped folding rack that two support rod cross-articulations are formed, second hinge assembly is herringbone folding frame made of two hinge bars are hinged.The utility model can car assisted brake test bench carry out the detection of load brake power, can steadily rise, improve the accuracy of testing result.
Description
Technical field
The utility model relates to car consumption credit field more particularly to a kind of load acts for Vehicles Brake Test Bench
Rise device.
Background technique
Automobile brake perfrmance is the important indicator and essential items for inspection of vehicle operational safety technical conditions, automobile brake perfrmance
Quality is directly related to traffic safety.In actually detected automobile brake perfrmance, Vehicles Brake Test Bench is widely used, it is main
Detect the parameters such as brake force, brake-force balance, Wheel resistance and the brake coordination time of automobile.Simultaneously for the weight such as lorry
Type vehicle, it is unloaded larger with brake force difference under load condition, when heavy vehicle is detected, not only need to carry out zero load
Braking forces measuring, it is also necessary to carry out load brake power detection.
In existing detection, the roller counter-force type automobile brake inspection bench with brake platform stage body lifting function is generallyd use,
By lifting brake platform stage body to test axis load, to measure the axle load under surveyed axis load condition.
But roller counter-force type automobile brake inspection bench in the prior art, it generallys use hydraulic cylinder and is lifted,
Loading lifting device, not only structure is complicated, but also stationarity is more difficult to control during lifting brake platform, is unfavorable for tested
The braking ability of measuring car is accurately detected.
Summary of the invention
The utility model provides a kind of for Vehicles Brake Test Bench to solve shortcoming in the prior art
Load lifting device, can car assisted brake test bench carry out the detection of load brake power, and can steadily increase brake platform,
Improve the accuracy of testing result.
The utility model is adopted the technical scheme that solve the above-mentioned problems, is provided a kind of for automobile brake inspection
The load lifting device of platform is tested, which includes fixed frame, rises movable stand, synchronization lifting mechanism and the first air bag, fixed frame
The structure of movable stand is identical and be oppositely arranged up and down with rising, what fixed frame was formed by connecting for two crossbeams and at least two stringers
Rectangular frame, two crossbeams are arranged in parallel, and each stringer is arranged in parallel, rise movable stand and are horizontally set on fixed frame
Top, be provided at least four first air bags between rising movable stand and the fixed frame, rise movable stand and fixation
Frame is connected by synchronization lifting mechanism.
Preferably, the synchronization lifting mechanism includes the first hinge assembly and the second hinge assembly, and the first hinge assembly is
The X-shaped folding rack that two support rod cross-articulations are formed, the both side ends for rising movable stand and fixed frame pass through one group respectively
First hinge assembly connection, the second hinge assembly be two hinge bars it is hinged made of herringbone folding frame, rise movable stand with
Fixed frame two stringers opposing upper and lower are denoted as a pair of of stringer, wherein two stringer be separately connected one group described in second hinged group
Part passes through connecting rod between two group of second hinge assembly and connects.
Preferably, load lifting device further includes for the first gag lever post for rising the limit of movable stand left and right horizontal direction
With for the second gag lever post to the limit of rising movable stand anterior-posterior horizontal direction, the first gag lever post and the second gag lever post are vertically set
It sets, there are two the settings of the first gag lever post and is separately positioned between two pairs of stringers, and the second gag lever post is provided with several and difference
It is arranged between two crossbeams.
Preferably, the top of the second gag lever post is fixedly installed for the horizontal limit for rising the limit of movable stand upper and lower position
Position block.
Preferably, four stringers are provided on the fixed frame, two of them stringer is located at the middle part of fixed frame.
Preferably, first air bag is separately positioned below the junction for rising movable stand middle cross beam and stringer.
Preferably, first air bag is provided with eight.
By adopting the above technical scheme, the utility model has the advantage that
The load lifting device of the utility model can be carried out by the car assisted brake test bench of steady lifting brake platform
Load brake power detection, in lifting brake platform, load lifting device in synchronization lifting mechanism can guarantee brake platform it is steady on
It rises, the left and right horizontal direction for rising movable stand can be limited by loading the first gag lever post in lifting device, and the second gag lever post can be right
Rise the anterior-posterior horizontal direction limit of movable stand.
The utility model is lifted in lifting brake platform using air bag, is risen using the property of air bag inflation
Drop driving, air bag can reduce the impact in lifting process to brake platform, further ensure the steady of lifting process.
To sum up, the utility model can car assisted brake test bench carry out the detection of load brake power, and can make to brake
Platform steadily rises, and improves the accuracy of testing result.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the right view of Fig. 1.
Specific embodiment
As shown in Figure 1 to Figure 3, using the left-hand of Fig. 1 as the left-hand of the utility model, one kind of the utility model is used for automobile
The load lifting device of brake test bench, including fixed frame 1, rising movable stand 2, synchronization lifting mechanism and the first air bag 3, it is fixed
Frame 1 is identical with the structure of movable stand 2 is risen and is oppositely arranged up and down, and fixed frame 1 is two crossbeams 11 and at least two stringers 12
The rectangular frame being formed by connecting, two crossbeams 11 are arranged in parallel, and each stringer 12 is arranged in parallel, rise movable stand 2
Be horizontally set on the top of fixed frame 1, between the rising movable stand 2 and fixed frame 1 setting there are four or eight described first
Air bag 3, the first air bag 3, which is separately positioned on, rises 2 middle cross beam 11 of movable stand with below the junction of stringer 12, rises movable stand 2
It is connect with fixed frame 1 by synchronization lifting mechanism.
First air bag 3 is connected with gas source, and compressed air enters to the first air bag 3 through valve and pipeline, to push rising
Movable stand 2 moves up, and when needing to rise the decline of movable stand 2, passes through the gas source that valve cuts off the first air bag 3, the first air bag 3
Decline is vented under brake platform and the gravity of tested vehicle.When first air bag 3 is inflated, rises movable stand 2 and be connected through
Synchronization lifting mechanism stablize rise.
The synchronization lifting mechanism includes the first hinge assembly 4 and the second hinge assembly 5, and the first hinge assembly 4 is two
The X-shaped folding rack that 41 cross-articulation of support rod is formed, the both side ends for rising movable stand 2 and fixed frame 1 pass through one group respectively
The connection of first hinge assembly 4, the second hinge assembly 5 are herringbone folding frame made of two hinge bars 51 are hinged, rise movement
Frame 2 and 1 opposing upper and lower two stringer 12 of fixed frame are denoted as a pair of of stringer, then rise between movable stand 2 and fixed frame 1 and at least have
There are two pairs of stringers, wherein the second hinge assembly 5 described in being separately connected one group on two right sides stringer, two group second hinged group
It is connected between part 5 by connecting rod 10.
In two pairs of stringers of selection the second hinge assembly 5 of connection, two pairs of stringers apart from each other may be selected, make to rise and move
In uphill process, left and right end portions can rise moving frame 2 simultaneously, rise more steady.
One end of herringbone folding frame is connected on the stringer 12 for rising movable stand 2 by hinged block, herringbone folding frame
The other end be connected to by hinged block on the stringer 12 of fixed frame 1, the both ends of connecting rod 10 are solid respectively in a pair of of stringer 12
Surely be connected with hinged block, the both ends of connecting rod 10 pass through respectively hinged block with it is hinged at the interconnection of herringbone folding frame.
Load lifting device further includes for the first gag lever post 7 and use for rising the limit of 2 left and right horizontal direction of movable stand
In to the second gag lever post 8 for rising the limit of 2 anterior-posterior horizontal direction of movable stand, the first gag lever post 7 and the second gag lever post 8 are vertically set
Set, the first gag lever post 7 setting there are two and be separately positioned between two pairs of stringers 12, the second gag lever post 8 be provided with several and
It is separately positioned between two crossbeams 11.
The first gag lever post 7 that left side is arranged in is located at the right side of left-hand stringer 12, and first gag lever post 7 on right side is arranged in
In the left side of right-hand stringer 12.
The top of second gag lever post 8 is fixedly installed for the horizontal stop block for rising the limit of 2 upper and lower position of movable stand
9.Horizontal stop block 9 can carry out upper limit to movable stand 2 is risen, and then control the lifting position for rising movable stand 2.
Four stringers 12 are provided on the fixed frame 1, two of them stringer 12 is located at the middle part of fixed frame 1.At middle part
Stringer 12 is set, the intensity of fixed frame 1 can be enhanced.
It can car assisted brake test bench progress load brake power inspection by using the load lifting device of the utility model
It surveys, test process is as follows: before test, when tested vehicle is not driven into, brake platform is concordant, and the detection of brake platform is driven into tested vehicle
When position, the load cell on Vehicles Brake Test Bench detects the axle load of vehicle at this time；Later, load lifting device is dynamic
Make, steadily increase brake platform, when brake platform rises to certain altitude and maintains this height, wheel to be measured completely disengages bottom surface,
The case where axle load for being detected axle at this time increases, and can serve as when axle load loads carries out the detection of brake force, at this point, dynamometry passes
Sensor can determine the axle load of load, and then measure the brake force of the axle.Load the synchronization lifting mechanism energy in lifting device
Enough steadily increase brake platform, improves the accuracy of testing result.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations
The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality
With the protection scope of new technique scheme.
Claims (7)
1. a kind of load lifting device for Vehicles Brake Test Bench, it is characterised in that: including fixed frame, rise movable stand,
Synchronization lifting mechanism and the first air bag, fixed frame is identical with the structure of movable stand is risen and is oppositely arranged up and down, fixed frame two
The rectangular frame that crossbeam and at least two stringers are formed by connecting, two crossbeams are arranged in parallel, and each stringer is parallel to each other
Setting rises the top that movable stand is horizontally set on fixed frame, is provided at least four between rising movable stand and the fixed frame
A first air bag rises movable stand and is connect with fixed frame by synchronization lifting mechanism.
2. a kind of load lifting device for Vehicles Brake Test Bench according to claim 1, it is characterised in that: described
Synchronization lifting mechanism includes the first hinge assembly and the second hinge assembly, and the first hinge assembly is two support rod cross-articulation shapes
At X-shaped folding rack, the both side ends for rising movable stand and fixed frame pass through one group of first hinge assembly respectively and connect, second
Hinge assembly is herringbone folding frame made of two hinge bars are hinged, rises movable stand and fixed frame two opposing upper and lower vertical
Beam is denoted as a pair of of stringer, wherein two stringer be separately connected one group described in the second hinge assembly, between two group of second hinge assembly
It is connected by connecting rod.
3. a kind of load lifting device for Vehicles Brake Test Bench according to claim 2, it is characterised in that: load
Lifting device further includes for the first gag lever post for rising the limit of movable stand left and right horizontal direction and for rising movable stand
Second gag lever post of anterior-posterior horizontal direction limit, the first gag lever post and the second gag lever post are vertically arranged, the setting of the first gag lever post
There are two and be separately positioned between two pairs of stringers, the second gag lever post be provided with several and be separately positioned on two crossbeams it
Between.
4. a kind of load lifting device for Vehicles Brake Test Bench according to claim 3, it is characterised in that: second
The top of gag lever post is fixedly installed for the horizontal stop block for rising the limit of movable stand upper and lower position.
5. a kind of load lifting device for Vehicles Brake Test Bench according to claim 4, it is characterised in that: described
Four stringers are provided on fixed frame, two of them stringer is located at the middle part of fixed frame.
6. a kind of load lifting device for Vehicles Brake Test Bench according to any one of claim 1 to 5, special
Sign is: first air bag is separately positioned below the junction for rising movable stand middle cross beam and stringer.
7. a kind of load lifting device for Vehicles Brake Test Bench according to claim 6, it is characterised in that: described
First air bag is provided with eight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821372143.5U CN208688814U (en) | 2018-08-21 | 2018-08-21 | A kind of load lifting device for Vehicles Brake Test Bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821372143.5U CN208688814U (en) | 2018-08-21 | 2018-08-21 | A kind of load lifting device for Vehicles Brake Test Bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208688814U true CN208688814U (en) | 2019-04-02 |
Family
ID=65886563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821372143.5U Expired - Fee Related CN208688814U (en) | 2018-08-21 | 2018-08-21 | A kind of load lifting device for Vehicles Brake Test Bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208688814U (en) |
-
2018
- 2018-08-21 CN CN201821372143.5U patent/CN208688814U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190402 Termination date: 20200821 |