CN104196295A - Speed limiting device - Google Patents
Speed limiting device Download PDFInfo
- Publication number
- CN104196295A CN104196295A CN201410376377.7A CN201410376377A CN104196295A CN 104196295 A CN104196295 A CN 104196295A CN 201410376377 A CN201410376377 A CN 201410376377A CN 104196295 A CN104196295 A CN 104196295A
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- China
- Prior art keywords
- clutch
- speed
- limiting device
- bar
- compressing tablet
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- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The invention relates to a speed limiting device which comprises a pulling component, a fixing seat, a fixing disc, two supporting components, a clutch component, a fixing component, a rotation component and centrifugal claws. The fixing seat is fixed on the fixing disc, the pulling component is connected with the fixing disc through the fixing seat, the two supporting components are symmetrically arranged on the clutch component and both connected with the pulling component, the clutch component is connected with the fixing component which is connected with the fixing disc, the rotation component is connected with the a centrifugal component, and the centrifugal claws are connected with the rotation component. The speed limiting device can be applied to control over a descending structure of a powerless garage or safety speed limitation on a common garage.
Description
Technical field
The present invention relates to a kind of speed-limiting device.
Background technology
Multi-storied garage market there is no parking stall the device of limiting the dropping speed at present, and what have is also overspeed switch.What overspeed switch was externally exported is the signal of telecommunication or other signal, needs other devices to coordinate and takes mode of braking to avoid dangerous.Clear and also need professional personnel to safeguard.Existing society, for the raising of the safety of multi-storied garage, needs a kind of directly speed-limiting device to ensure multi-storied garage parking position decrease speed.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of decline of multi-storied garage pallet or speed-limiting device of the slow lowering means of other needs of can be used for.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of speed-limiting device, comprise and pull assembly, holder, fixed disk, two supporting components, clutch component, fixation kit, runner assembly and centrifugal pawl, described holder is fixed on described fixed disk, the described assembly that pulls is connected with described fixed disk by described holder, described two supporting component symmetries are located on described clutch component, and all with described in pull assembly to be connected, described clutch component is connected with described fixation kit, described fixation kit is connected with described fixed disk, described runner assembly is connected with described centrifugal assembly, described centrifugal pawl is connected with described runner assembly.
The invention has the beneficial effects as follows:
1, the present invention can be applicable to the structure drop control in unpowered garage or the safety speed restriction in application and common garage.
2, the present invention is not subject to electric power control, can apply with territory, non-Electric region or be inconvenient to connect electric region.
3, the present invention can be used as equipment power failure power-off safety guarantee, the operation of can picking up the car of support equipment power-off power failure Post-Grunge.Effect is remarkable.Save the energy.
On the basis of technique scheme, the present invention can also do following improvement.
Further, the described assembly that pulls comprises that bracing wire and two stick up bar, and described bracing wire is stuck up between bar described in two, and respectively with described in two, stick up bar and be connected, the described bar one end of sticking up is connected with described supporting component, described in stick up bar and be connected with described fixed disk by described holder.
Further, described speed-limiting device also comprises the first bearing pin, described in stick up bar and be connected with described holder by described the first bearing pin.
Further, described supporting component comprises two spring closing plates and spring, described spring is between two described spring closing plates, and be connected with described fixation kit, described one end of sticking up bar is between two described spring closing plates, and be connected with two described spring closing plates by the second bearing pin, described spring closing plate is connected with described clutch component.
Further, described fixation kit comprises fixed bar and fixed head, and one end of described fixed bar is fixed on described fixed head, and the other end is connected with described fixed disk through described clutch component and described spring successively.
Further, described clutch component comprises clutch compressing tablet, clutch-plate and thrust bearing, described clutch-plate is positioned at a side of described clutch compressing tablet, and between described fixed head and described clutch compressing tablet, described thrust bearing is positioned at the another side of described clutch compressing tablet, and be connected with described clutch compressing tablet, described spring closing plate is positioned at the another side of described clutch compressing tablet, and be connected with described clutch compressing tablet, the other end of described fixed bar is connected with described fixed disk through described clutch compressing tablet and described spring successively, described runner assembly is connected with described thrust bearing.
Adopt the beneficial effect of above-mentioned further scheme to be, spring is pushed down spring closing plate by elastic force, causes clutch compressing tablet to push down clutch-plate.
Bracing wire connects upper and lower two and sticks up bar, and bracing wire can pull spring closing plate Compress Spring by sticking up the leverage of bar, makes clutch compressing tablet not be subject to spring pressure.
Further, described runner assembly comprises rotating shaft and rotor, one end of described rotating shaft is successively through described fixed head, clutch-plate, clutch compressing tablet, thrust bearing and rotor, and be connected with described rotor by spline, described rotor is connected with described centrifugal pawl by the 3rd bearing pin, and described thrust bearing is connected with described rotor.
Adopt the beneficial effect of above-mentioned further scheme to be, centrifugal pawl becomes L-type, and in the time of rotation, due to centrifugal action, thrust bearing is pushed up in centrifugal pawl one end, and pressing plate is pushed up in one end.
Further, described rotating shaft is connected with described clutch-plate by spline through described fixed head.
Further, described speed-limiting device also comprises stage clip and pressing plate, and described stage clip is connected with described pressing plate through described rotating shaft, and described pressing plate is connected with described rotor.
Further, described speed-limiting device also comprises nut, and described nut, near described fixed disk, is located at one end of described rotating shaft, and is connected with described stage clip.
Operating principle of the present invention is as follows:
Nut is fixed on rotating shaft one end, and stage clip passes through nut clamping platen through rotating shaft.Therefore can adjust by adjusting nut the dynamics of stage clip clamping platen, compressing centrifugal pawl by pressing plate has adjusted and has driven centrifugal pawl by rotor when rotating shaft rotation, centrifugal pawl is pressed onto the pressure of thrust bearing by the 3rd bearing pin, this pressure makes clutch compressing tablet compress clutch-plate by thrust bearing.Therefore this limiter of speed is on-position in original state (in the time that bracing wire is not strained).
In the time that bracing wire is strained, spring no longer compresses clutch compressing tablet by spring closing plate, now clutch-plate is 0 at axial direction pressure, rotating shaft loses on-position, rotating shaft starts to accelerate rotation, in the time that rotating speed reaches certain speed, when moment of torsion corresponding to the frictional force to clutch-plate that relies on centrifugal action to produce equals the suffered moment of torsion of axis of rotation, now spindle speed reaches maximum (can adjust limiter of speed speed limit size by nut), has reached the effect of restriction spindle speed.
When bracing wire is unclamped, spring makes clutch compressing tablet compress clutch-plate, and rotating shaft stops operating, and limiter of speed is got back to on-position.
Brief description of the drawings
Fig. 1 is the structural representation of speed-limiting device of the present invention;
Fig. 2 is the structure chart of the present invention while using;
In accompanying drawing, the list of parts of each label representative is as follows:
1, bracing wire, 2, stick up bar, 3, the first bearing pin, 4, holder, 5, the second bearing pin, 6, spring closing plate, 7, spring, 8, fixed bar, 9, fixed head, 10, clutch-plate, 11, clutch compressing tablet, 12, rotating shaft, 13, centrifugal pawl, 14, the 3rd bearing pin, 15, rotor, 16, pressing plate, 17, stage clip, 18, thrust bearing, 19, nut, 20, fixed disk, 21, speed-limiting device, 22, reductor, 23, column, 24, sprocket wheel, 25, chain, 26, pallet.
Detailed description of the invention
Below in conjunction with accompanying drawing, principle of the present invention and feature are described, example, only for explaining the present invention, is not intended to limit scope of the present invention.
A kind of speed-limiting device, as shown in Figure 1, comprise and pull assembly, holder 4, fixed disk 20, two supporting components, clutch component, fixation kit, runner assembly and centrifugal pawl 13, described holder 4 is fixed on described fixed disk 20, the described assembly that pulls is connected with described fixed disk 20 by described holder 4, described two supporting component symmetries are located on described clutch component, and all with described in pull assembly to be connected, described clutch component is connected with described fixation kit, described fixation kit is connected with described fixed disk 20, described runner assembly is connected with described centrifugal assembly, described centrifugal pawl 13 is connected with described runner assembly.
The described assembly that pulls comprises that bracing wire 1 and two stick up bar 2, described bracing wire 1 is being stuck up described in two between bar 2, and respectively with described in two, stick up bar 2 and be connected, described in stick up bar 2 one end and be connected with described supporting component, described in stick up bar 2 and be connected with described fixed disk 20 by described holder 4.
Described speed-limiting device also comprises the first bearing pin 3, described in stick up bar 2 and be connected with described holder 4 by described the first bearing pin 3.
Described supporting component comprises two spring closing plates 6 and spring 7, described spring 7 is between two described spring closing plates 6, and be connected with described fixation kit, described one end of sticking up bar 2 is between two described spring closing plates 6, and be connected with two described spring closing plates 6 by the second bearing pin 5, described spring closing plate 6 is connected with described clutch component.
Described fixation kit comprises fixed bar 8 and fixed head 9, and one end of described fixed bar 8 is fixed on described fixed head 9, and the other end is connected with described fixed disk 20 through described clutch component and described spring 7 successively.
Described clutch component comprises clutch compressing tablet 11, clutch-plate 10 and thrust bearing 18, described clutch-plate 10 is positioned at a side of described clutch compressing tablet 11, and between described fixed head 9 and described clutch compressing tablet 11, described thrust bearing 18 is positioned at the another side of described clutch compressing tablet 11, and be connected with described clutch compressing tablet 11, described spring closing plate 6 is positioned at the another side of described clutch compressing tablet 11, and be connected with described clutch compressing tablet 11, the other end of described fixed bar 8 is connected with described fixed disk 20 through described clutch compressing tablet 11 and described spring 7 successively, described runner assembly is connected with described thrust bearing 18.
Described runner assembly comprises rotating shaft 12 and rotor 15, one end of described rotating shaft 12 is successively through described fixed head 9, clutch-plate 10, clutch compressing tablet 11, thrust bearing 18 and rotor 15, and be connected with described rotor 15 by spline, described rotor 15 is connected with described centrifugal pawl 13 by the 3rd bearing pin 14, and described thrust bearing 19 is connected with described rotor 15.
Described rotating shaft 12 is connected with described clutch-plate 10 by spline through described fixed head 9.
Described speed-limiting device also comprises stage clip 17 and pressing plate 16, and described stage clip 17 is connected with described pressing plate 16 through described rotating shaft 12, and described pressing plate 16 is connected with described rotor 15.
Described speed-limiting device also comprises nut 19, and described nut 19, near described fixed disk 20, is located at one end of described rotating shaft 12, and is connected with described stage clip 17.
Operating principle of the present invention is as follows:
Nut 19 is fixed on rotating shaft 12 one end, and stage clip 17 passes through nut 19 clamping platens 16 through rotating shaft 12.Therefore can adjust by adjusting nut 19 dynamics of stage clip 17 clamping platens 16, compress centrifugal pawl 13 by pressing plate 16, adjusted when rotating shaft 12 and rotated by rotor 15 and drive centrifugal pawl 13, centrifugal pawl 13 is pressed onto the pressure of thrust bearing 18 by the 3rd bearing pin 14, this pressure makes clutch compressing tablet 11 compress clutch-plate 10 by thrust bearing 18.Therefore, the present invention is on-position in original state (in the time that bracing wire 1 is not strained).
In the time that bracing wire 1 is strained, spring 7 no longer compresses clutch compressing tablet 11 by spring closing plate 6, now clutch-plate 10 is 0 at axial direction pressure, rotating shaft 12 loses on-position, rotating shaft 12 starts to accelerate rotation, in the time that rotating speed reaches certain speed, when moment of torsion corresponding to the frictional force to clutch-plate 10 that relies on centrifugal action to produce equals rotating shaft 12 suffered moment of torsion, now rotating shaft 12 speed reach maximum (can adjust speed limit size by nut 19), have reached the effect of restriction rotating shaft 12 speed.
When bracing wire 1 is unclamped, spring 7 makes clutch compressing tablet 11 compress clutch-plate 10, and rotating shaft 12 stops operating, and the present invention gets back to on-position.
Use procedure of the present invention is as follows:
In actual application, in order to increase speed-limiting device 21 output shaft torques of the present invention, reduce output shaft speed limit rotating speed.As shown in Figure 2, speed-limiting device 21 connects sprocket wheel 24 by reductor 22, and reductor 22 is fixed on column 23.Connect automobile tray 26 and sprocket wheel 24 by chain 25.In the time that pallet 26 need to decline, open speed-limiting device 21, pallet 26 slowly declines according to the speed of setting; Need to stop time, close speed-limiting device 21, speed-limiting device 21 is braked, and pallet 26 stops declining.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a speed-limiting device, it is characterized in that: comprise and pull assembly, holder, fixed disk, two supporting components, clutch component, fixation kit, runner assembly and centrifugal pawl, described holder is fixed on described fixed disk, the described assembly that pulls is connected with described fixed disk by described holder, described two supporting component symmetries are located on described clutch component, and all with described in pull assembly to be connected, described clutch component is connected with described fixation kit, described fixation kit is connected with described fixed disk, described runner assembly is connected with described centrifugal assembly, described centrifugal pawl is connected with described runner assembly.
2. speed-limiting device according to claim 1, it is characterized in that: described in pull assembly to comprise that bracing wire and two stick up bar, described bracing wire is stuck up between bar described in two, and respectively with described in two, stick up bar and be connected, the described bar one end of sticking up is connected with described supporting component, described in stick up bar and be connected with described fixed disk by described holder.
3. speed-limiting device according to claim 2, is characterized in that: described speed-limiting device also comprises the first bearing pin, described in stick up bar and be connected with described holder by described the first bearing pin.
4. speed-limiting device according to claim 2, it is characterized in that: described supporting component comprises two spring closing plates and spring, described spring is between two described spring closing plates, and be connected with described fixation kit, described one end of sticking up bar is between two described spring closing plates, and be connected with two described spring closing plates by the second bearing pin, described spring closing plate is connected with described clutch component.
5. speed-limiting device according to claim 4, it is characterized in that: described fixation kit comprises fixed bar and fixed head, one end of described fixed bar is fixed on described fixed head, and the other end is connected with described fixed disk through described clutch component and described spring successively.
6. speed-limiting device according to claim 5, it is characterized in that: described clutch component comprises clutch compressing tablet, clutch-plate and thrust bearing, described clutch-plate is positioned at a side of described clutch compressing tablet, and between described fixed head and described clutch compressing tablet, described thrust bearing is positioned at the another side of described clutch compressing tablet, and be connected with described clutch compressing tablet, described spring closing plate is positioned at the another side of described clutch compressing tablet, and be connected with described clutch compressing tablet, the other end of described fixed bar is connected with described fixed disk through described clutch compressing tablet and described spring successively, described runner assembly is connected with described thrust bearing.
7. speed-limiting device according to claim 6, it is characterized in that: described runner assembly comprises rotating shaft and rotor, one end of described rotating shaft is successively through described fixed head, clutch-plate, clutch compressing tablet, thrust bearing and rotor, and be connected with described rotor by spline, described rotor is connected with described centrifugal pawl by the 3rd bearing pin, and described thrust bearing is connected with described rotor.
8. speed-limiting device according to claim 7, is characterized in that: described rotating shaft is connected with described clutch-plate by spline through described fixed head.
9. speed-limiting device according to claim 7, is characterized in that: described speed-limiting device also comprises stage clip and pressing plate, and described stage clip is connected with described pressing plate through described rotating shaft, and described pressing plate is connected with described rotor.
10. speed-limiting device according to claim 9, is characterized in that: described speed-limiting device also comprises nut, and described nut, near described fixed disk, is located at one end of described rotating shaft, and is connected with described stage clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376377.7A CN104196295B (en) | 2014-08-01 | 2014-08-01 | A kind of speed-limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376377.7A CN104196295B (en) | 2014-08-01 | 2014-08-01 | A kind of speed-limiting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104196295A true CN104196295A (en) | 2014-12-10 |
| CN104196295B CN104196295B (en) | 2016-06-08 |
Family
ID=52081644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410376377.7A Active CN104196295B (en) | 2014-08-01 | 2014-08-01 | A kind of speed-limiting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104196295B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042927A (en) * | 2016-07-08 | 2016-10-26 | 福建工程学院 | Manpower vehicle speed limiter |
| CN114961371A (en) * | 2022-06-11 | 2022-08-30 | 北京首嘉钢结构有限公司 | Speed limiting device of vertical lifting type stereo garage |
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| JPH02147773A (en) * | 1988-11-29 | 1990-06-06 | Iwase Mikio | Automobile lift parking block |
| CN1045624A (en) * | 1989-03-15 | 1990-09-26 | 林立 | Rotable wheel parking apparatus |
| JPH0642220A (en) * | 1992-07-24 | 1994-02-15 | Shin Meiwa Ind Co Ltd | Safety device of mechanical parking apparatus |
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|---|---|---|---|---|
| CN2050905U (en) * | 1986-11-26 | 1990-01-10 | 杭州齿轮箱厂 | Speed controlling device for adjustable-speed clutch |
| JPH02147773A (en) * | 1988-11-29 | 1990-06-06 | Iwase Mikio | Automobile lift parking block |
| CN1045624A (en) * | 1989-03-15 | 1990-09-26 | 林立 | Rotable wheel parking apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042927A (en) * | 2016-07-08 | 2016-10-26 | 福建工程学院 | Manpower vehicle speed limiter |
| CN114961371A (en) * | 2022-06-11 | 2022-08-30 | 北京首嘉钢结构有限公司 | Speed limiting device of vertical lifting type stereo garage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104196295B (en) | 2016-06-08 |
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