CN203108021U - Damping reduction gear - Google Patents
Damping reduction gear Download PDFInfo
- Publication number
- CN203108021U CN203108021U CN 201220723526 CN201220723526U CN203108021U CN 203108021 U CN203108021 U CN 203108021U CN 201220723526 CN201220723526 CN 201220723526 CN 201220723526 U CN201220723526 U CN 201220723526U CN 203108021 U CN203108021 U CN 203108021U
- Authority
- CN
- China
- Prior art keywords
- damping
- deceleration device
- box
- rotating shaft
- amortisseur bar
- 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 - Lifetime
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Abstract
The utility model belongs to the field of a damping speed reduction technology and relates to a damping reduction gear. The reduction gear comprises a revolving shaft, wherein a damping box is sleeved on the revolving shaft in a sliding manner, more than two radially and uniformly distributed supports are fixedly arranged on the revolving shaft in the damping box, each support is provided with a damping plate which is parallel to the revolving shaft, two end planes and a cylindrical surface of the inner wall of the damping box are respectively provided with a plurality of damping strips, and the outer cylindrical surface of the inner wall of the damping box is provided with a charging-discharging opening which is communicated with the inner cavity of the damping box and is used for damping particles. The damping reduction gear has the advantages that damping reduction effect is good, and damping amount is controllable, so that the damping reduction gear is suitable for damping reduction of working at height or escape systems of tall buildings.
Description
Technical field
The utility model belongs to damping braking technique field, refers in particular to a kind of damping deceleration device.
Background technology
At present, the brake system that is used for slowly descending device for high building, mostly be to adopt the friction brake mode, because most floor is higher and the effect of acceleration of gravity, fall time is more long, and its decrease speed is more fast, more is difficult to the control of braking accurately, increase by a cover damping deceleration device, become the urgent need of slowly descending device for high building
Summary of the invention
The purpose of this utility model provides a kind of damping deceleration device.
The purpose of this utility model is achieved in that
The damping deceleration device, comprise rotating shaft, one damping box slip cap is contained in the described rotating shaft, fixedly have in the rotating shaft in the damping box and be the uniform support of radiation more than two, damping sheet with shaft parallel is installed on every support, be separately installed with some amortisseur bars on the both ends of the surface of damping box inwall and the face of cylinder, the external cylindrical surface of damping box inwall is provided with the mouth that places of the damping particle that is communicated with damping box inner chamber.
Amortisseur bar on the above-mentioned damping box inwall both ends of the surface is radial setting, and the amortisseur bar on the described damping box inwall face of cylinder is parallel to the rotating shaft setting.
Above-mentioned damping sheet and amortisseur bar be provided with chamfering around the corner.
Be provided with the gap between above-mentioned damping sheet and the amortisseur bar and between amortisseur bar and the amortisseur bar.
Be filled with graininess damping particle in above-mentioned damping box inwall and the gap between amortisseur bar, damping sheet and the rotating shaft, the diameter of described graininess damping particle is less than the gap between damping sheet and the amortisseur bar.
The above-mentioned mouth that places is provided with the interior damping particle increase and decrease amount control device of damping box inner chamber.
The concrete structure of above-mentioned damping particle increase and decrease amount control device is: described placing is provided with in the mouth and places the push pedal that mouthful inwall matches, in the push pedal fixing threaded connecting rod stretch out place flap and with place a mouthful threaded engagement, stretch out and place the outer interlinking lever end of flap and be provided with swing handle.
Above-mentioned damping particle is pottery grain or sand grains or clipped wire or liquid.
Above-mentioned placing is provided with in the mouth and places the push pedal that mouthful inwall matches, in the push pedal fixing be with externally threaded connecting rod to stretch out to place flap and with place the flap threaded engagement, stretch out and place the outer interlinking lever end of flap and be provided with swing handle.
In the rotating shaft in the above-mentioned damping box lining is arranged fixedly, described support is fixed on the lining.
The utility model outstanding and beneficial technical effects compared to existing technology is:
1, owing to the gravity effect of damping particle, the rotation of amortisseur bar of the present utility model, damping sheet is subjected to the barrier effect of damping particle, and then plays the damping decelerating effect, reduces the wearing and tearing of bremsbelage.
2, damping particle increase and decrease amount control device of the present utility model can carry out the increase and decrease control of damping particle, and then can control the size of damping.
3, the inertia damping of countershaft that is applicable to of the present utility model is slowed down, and the damping that is specially adapted to slowly descending device for high building is slowed down.
Description of drawings
Fig. 1 is cross-sectional schematic of the present utility model.
Fig. 2 is that the A-A of Fig. 1 is to cutaway view.
Fig. 3 is that the B-B of Fig. 1 is to cutaway view.
Fig. 4 is application schematic diagram of the present utility model.
The specific embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-4:
Damping deceleration device 1, comprise rotating shaft 20, one damping box, 10 slip caps are contained in the described rotating shaft 20, fixedly have in the rotating shaft 20 in the damping box 10 and be the uniform support of radiation 21 more than two, the damping sheet 22 parallel with rotating shaft 20 is installed on every support 21, be separately installed with some amortisseur bars 31,32 on the both ends of the surface 11 of damping box 10 inwalls and the face of cylinder 12, what the external cylindrical surface of damping box inwall was provided with the damping particle that is communicated with damping box 10 inner chambers places mouthfuls 13.
Above-mentioned damping sheet 22 and amortisseur bar 31,32 corner are provided with chamfering, and described chamfering is rounded corner.
Be provided with gap L between above-mentioned damping sheet 22 and the amortisseur bar 31,32 and between amortisseur bar 31 and the amortisseur bar 32.
Be filled with graininess damping particle 30 in above-mentioned damping box 10 inwalls and the gap between amortisseur bar 31,32, damping sheet 22 and the rotating shaft 20, the diameter of described graininess damping particle 30 is less than the gap L between damping sheet 22 and the amortisseur bar 31,32.
Above-mentioned damping particle 30 is pottery grain or sand grains or clipped wire or liquid.
The above-mentioned mouthful 13 damping particles that are provided with in damping box 10 inner chambers that place increase and decrease amount control devices.
The concrete structure of above-mentioned damping particle increase and decrease amount control device is: placing of stating is provided with in mouthfuls 13 and places the push pedal 15 that mouthful inwall matches, in the push pedal 15 fixing be with externally threaded connecting rod 16 to stretch out to place flap 14 and with place flap 14 threaded engagement, stretch out and place flap 14 outer interlinking lever ends and be provided with swing handle 17.
In the rotating shaft 20 in the above-mentioned damping box 10 lining 23 is arranged fixedly, described support 21 is fixed on the lining 23.
Application of the present utility model, referring to Fig. 4: with rotating shaft 20 usefulness band of the present utility model sit blue 41 and the rotating shaft 43 of the slowly descending device for high building 40 of friction brake 42 substitute, when the rope 44 of slowly descending device for high building 40 discharges, rotating shaft 43 rotation at a high speed, because the gravity effect of damping particle 30, the rotation of amortisseur bar 31 of the present utility model, 32, damping sheet 22 is subjected to the barrier effect of damping particle 30, and then play the damping decelerating effect, can effectively reduce the wearing and tearing of friction brake sheet, reduce the rate of release of rope 44, guarantee the safety of passenger.
Above-described embodiment is preferred embodiment of the present utility model only, is not to limit protection domain of the present utility model according to this, so: all equivalences of doing according to structure of the present utility model, shape, principle change, and all should be covered by within the protection domain of the present utility model.
Claims (9)
1. damping deceleration device, comprise rotating shaft, it is characterized in that: a damping box slip cap is contained in the described rotating shaft, fixedly have in the rotating shaft in the damping box and be the uniform support of radiation more than two, damping sheet with shaft parallel is installed on every support, be separately installed with some amortisseur bars on the both ends of the surface of damping box inwall and the face of cylinder, the external cylindrical surface of damping box inwall is provided with the mouth that places of the damping particle that is communicated with damping box inner chamber.
2. damping deceleration device according to claim 1, it is characterized in that: the amortisseur bar on the described damping box inwall both ends of the surface is radial setting, and the amortisseur bar on the described damping box inwall face of cylinder is parallel to the rotating shaft setting.
3. damping deceleration device according to claim 1, it is characterized in that: the corner of described damping sheet and amortisseur bar is provided with chamfering.
4. damping deceleration device according to claim 1 is characterized in that: be provided with the gap between described damping sheet and the amortisseur bar and between amortisseur bar and the amortisseur bar.
5. damping deceleration device according to claim 1, it is characterized in that: be filled with graininess damping particle in the gap between described damping box inwall and amortisseur bar, damping sheet and the rotating shaft, the diameter of described graininess damping particle is less than the gap between damping sheet and the amortisseur bar.
6. damping deceleration device according to claim 5 is characterized in that: described damping particle is pottery grain or sand grains or clipped wire or liquid.
7. damping deceleration device according to claim 1 is characterized in that: the described mouth that places is provided with damping particle increase and decrease amount control device in the damping box inner chamber.
8. damping deceleration device according to claim 7, it is characterized in that: the concrete structure of described damping particle increase and decrease amount control device is: described placing is provided with in the mouth and places the push pedal that mouthful inwall matches, in the push pedal fixing be with externally threaded connecting rod to stretch out to place flap and with place the flap threaded engagement, stretch out and place the outer interlinking lever end of flap and be provided with swing handle.
9. according to each described damping deceleration device of claim 1-8, it is characterized in that: in the rotating shaft in the described damping box lining is arranged fixedly, described support is fixed on the lining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723526 CN203108021U (en) | 2012-12-24 | 2012-12-24 | Damping reduction gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723526 CN203108021U (en) | 2012-12-24 | 2012-12-24 | Damping reduction gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203108021U true CN203108021U (en) | 2013-08-07 |
Family
ID=48888403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220723526 Expired - Lifetime CN203108021U (en) | 2012-12-24 | 2012-12-24 | Damping reduction gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203108021U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028210A (en) * | 2012-12-24 | 2013-04-10 | 金来兴 | Damping speed reducer |
-
2012
- 2012-12-24 CN CN 201220723526 patent/CN203108021U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028210A (en) * | 2012-12-24 | 2013-04-10 | 金来兴 | Damping speed reducer |
| CN103028210B (en) * | 2012-12-24 | 2015-08-26 | 金来兴 | Damping deceleration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130807 Effective date of abandoning: 20150826 |
|
| RGAV | Abandon patent right to avoid regrant |