CN204041785U - Air clutch band-type brake device - Google Patents
Air clutch band-type brake device Download PDFInfo
- Publication number
- CN204041785U CN204041785U CN201420464049.8U CN201420464049U CN204041785U CN 204041785 U CN204041785 U CN 204041785U CN 201420464049 U CN201420464049 U CN 201420464049U CN 204041785 U CN204041785 U CN 204041785U
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- brake
- piston
- cylinder body
- air
- skeleton
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- Expired - Lifetime
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- 230000007246 mechanism Effects 0.000 claims abstract description 71
- 230000003068 static effect Effects 0.000 claims abstract description 35
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 230000033001 locomotion Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000012856 packing Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a kind of air clutch band-type brake device, comprise brake skeleton and brake block, brake block comprises static friction sheet and movable friction plate; Brake skeleton is fixedly connected with piston clutch mechanism, for driving static friction sheet to move the brake control mechanism held tightly with movable friction plate; Brake skeleton is provided with the brake adjustment part for regulating gap between static friction sheet and movable friction plate; Piston clutch mechanism is connected with to the auto-admission mechanism of piston clutch mechanism air feed; Piston clutch mechanism comprises the piston rod arranged in cylinder body, cylinder body, fixing piston on the piston rod, and described piston is fixedly connected with the brake skeleton being arranged on cylinder body rear, drives static friction sheet to move and is separated with movable friction plate.The utility model provides that a kind of band-type brake is reliable, structure is simple, non-damageable air clutch band-type brake device.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of band-type brake device, specifically a kind of air clutch contracting brake mechanism of adjustable braking strength.
Background technique
Band-type brake device is a kind of braking equipment, for being that frictional energy consumes by object kinetic transformation.In existing band-type brake device, conventional structure is: on aluminium material skeleton, being provided with electromagnet, horizontal linkage mechanism of changing direction, cam lever driving band-type brake engaging and disengaging gear, and driving the steel plate, Regulation spring, brake block etc. of band-type brake for realizing lever mode.This band-type brake device constituent elements is more, corresponding also to cause easily sending out fault point more, and such as: electromagnet actuating length is more than or equal to 10mm, its stroke slideway is made up of working of plastics, use certain hour just to there will be the bad phenomenon such as wear and rupture, thus cause electromagnet action failure; Easily there are wearing and tearing in linkage mechanism accessory of laterally changing direction, gap becomes large and causes linkage mechanism Frequent Troubles; Cam changeover device is made up of copper, aluminium material, distortion easy to wear and breaking down; Easily there is distortion and break down in the steel plate prizing mechanism for realizing lever band-type brake.This multiple faults can cause band-type brake device often to lose efficacy, affect the normal use of band-type brake device.
Model utility content
The technical problems to be solved in the utility model is, for the defect of prior art, provide that a kind of band-type brake is reliable, structure is simple, non-damageable air clutch band-type brake device, this device easily can realize internal contracting brake provided function easily.
The utility model solves the technological scheme that its technical problem adopts:
A kind of air clutch band-type brake device, comprises brake skeleton and brake block, is specially:
Described brake block comprises static friction sheet and the movable friction plate for being connected with power mechanism;
Described brake skeleton is fixedly connected with piston clutch mechanism for driving static friction sheet to move to be separated with movable friction plate, for driving static friction sheet to move the brake control mechanism held tightly with movable friction plate;
Described brake skeleton is provided with the brake adjustment part for regulating gap between static friction sheet and movable friction plate;
Described piston clutch mechanism is connected with to the auto-admission mechanism of piston clutch mechanism air feed;
Described piston clutch mechanism comprises the piston rod arranged in cylinder body, cylinder body, fixing piston on the piston rod, and described piston is fixedly connected with the brake skeleton being arranged on cylinder body rear, drives static friction sheet to move and is separated with movable friction plate.
Preferably, in described air clutch band-type brake device, described cylinder body is provided with air inlet nozzle, and described air inlet nozzle follows the rear portion air chamber UNICOM in cylinder body, described air inlet nozzle and UNICOM of auto-admission mechanism air feed.
Preferably, in described air clutch band-type brake device, described cylinder body rear portion is provided with outward extending cylinder block, and described cylinder block arranges multiple mounting hole, and described brake control mechanism is fixedly connected with described brake skeleton through mounting hole.
Preferably, in described air clutch band-type brake device, described brake control mechanism comprises screw rod, the adjusting nut be engaged on screw rod, the brake spring be sleeved on screw rod; Described screw rod one end is fixedly connected with brake skeleton through after mounting hole.
Preferably, in described air clutch band-type brake device, state brake skeleton and comprise top board, described top board is arranged on piston clutch mechanism rear, and described brake adjustment part is screwed onto in top board.
Preferably, in described air clutch band-type brake device, described brake adjustment part comprises adjusting bolt, and described adjusting bolt is screwed onto gap top board regulated between static friction sheet and movable friction plate.
Preferably, in described air clutch band-type brake device, described auto-admission mechanism comprises suction tude, source of the gas and control mechanism, and described suction tude one end connects with piston clutch mechanism, the other end connects source of the gas, and described suction tude is provided with control valve.
In the utility model, adopt piston clutch mechanism realize static friction sheet move be separated with movable friction plate, brake control mechanism realizes static friction sheet and moves and hold tightly with movable friction plate, this Liang Ge mechanism completes whole internal contracting brake provided course of action, simple, the internal contracting brake provided reliable in action of structure, and the utility model also adopts the gap between brake adjustment part adjustment static friction sheet and movable friction plate, easy to adjust.Wherein piston clutch mechanism adopts the mode of piston movement, by auto-admission mechanism to the air inlet of piston clutch mechanism, promotes piston movement, and drive static friction sheet to be separated with movable friction plate, piston movement is reliable, also makes separation reliable; And when needs are held tightly, piston clutch mechanism is failure to actuate, realizes static friction sheet by brake control mechanism and move, also drive piston reset simultaneously, mobile after waiting for inflation next time.Therefore, the utility model structure is simple, easy to adjust, simplifies the labyrinth of prior art, makes fault point reduce to minimum, and potential faults just can be eliminated by the seal ring of periodic replacement internal piston.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the schematic appearance of the utility model embodiment;
Fig. 2 is the structural representation of the utility model embodiment.
Fig. 3 is the air clutch band-type brake schematic diagram of the utility model embodiment.
Embodiment
In order to there be understanding clearly to technical characteristics of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, 2, a kind of air clutch band-type brake device, comprise brake skeleton 500 and brake block 300, described brake block 300 comprises static friction sheet 301 and the movable friction plate 302 for being connected with power mechanism; Described brake skeleton 500 is fixedly connected with piston clutch mechanism 100 for driving static friction sheet 301 to move to be separated with movable friction plate 302, for driving static friction sheet 301 to move the brake control mechanism 200 held tightly with movable friction plate 302; Described brake skeleton 500 is provided with the brake adjustment part 600 for regulating gap between static friction sheet 301 and movable friction plate 302; Described piston clutch mechanism 100 is connected with to the auto-admission mechanism 700 of piston clutch mechanism 100 air feed.
As shown in Figure 1, 2, brake skeleton 500 and brake block 300 are fondational structure of the present utility model, brake block 300 is the parts being directly used in braking, its shape, structure coordinate with the object that will brake, brake block 300 adopts all high-abrasive materials that can be used for making brake block 300 to make, and brake block 300 also directly can select existing brake block 300.Brake skeleton 500 supports for brake block 300, and its structure only need support with the form fit of brake block 300, and profile is not construed as limiting with other.Movable friction plate 302 is by power mechanism brought into motion, and static friction sheet 301 is for carrying out stop to movable friction plate 302.
Preferably, piston clutch mechanism 100 mainly relies on piston movement to realize the movement of static friction sheet 301, described piston clutch mechanism 100 comprises the piston rod 102, the piston 103 be fixed on piston rod 102 that arrange in cylinder body 101, cylinder body 101, described piston 103 is fixedly connected with the brake skeleton 500 being arranged on cylinder body 101 rear, drives static friction sheet 301 to move and is separated with movable friction plate 302.
The profile of cylinder body 101 is not construed as limiting, its inner chamber move with piston 103 and form fit consistent, the preferred column of shape of described piston 103, most preferably be cylindrical, elliptical cylinder-shape etc., the outer wall of piston 103 is provided with piston seal groove 108 along outer wall one circle, piston packing 107 is provided with in described piston seal groove 108, piston packing 107 is for the gap between packed-piston 103 and cylinder body 101 inner chamber, piston seal groove 108 follows the size of cylinder body 101 and piston 103 with piston packing 107 magnitude setting, during piston 103 moves, seal request is arranged, in the present embodiment, interval arranges two piston seal grooves 108, two piston packings 107 are coordinated in two piston seal grooves 108, piston packing 107 is O shape circle, also can be other seal rings.Piston rod 102 is positioned at piston 103 side away from brake block 300, namely the front of piston 103 is positioned at, cylinder body 101 front end surface has slide-and-guide mouth, piston rod 102 is installed in described slide-and-guide mouth, piston rod 102 front end passes outside cylinder body 101, rear end is fixed on center, piston 103 side, piston rod 102 slides at slide-and-guide mouth, for piston 103 motion guide, equally, the inwall of the slide-and-guide mouth of cylinder body 101 is provided with the cylinder body seal groove 105 for sealing and cylinder body seal circle 106, in order to reach excellent sealing effect, cylinder body seal groove 105 and cylinder body seal circle 106 arrange at least two groups, when arranging, gap is left between adjacent cylinder body seal groove 105, in order to many group cylinder body seal grooves 105 can be arranged, then cylinder body 101 front end wall thickness is wanted to have to meet and is arranged cylinder body seal groove 105 position.
As shown in Figure 1, 2, preferably, described cylinder body 101 is provided with air inlet nozzle 701, and described air inlet nozzle 701 follows the rear portion air chamber UNICOM in cylinder body 101, described air inlet nozzle 701 and UNICOM of auto-admission mechanism 700 air feed.Air inlet nozzle 701 is arranged on the wall of cylinder body 101, and air inlet nozzle 701 internal diameter and structure set according to actual needs, in this no limit.
As shown in Figure 1, 2, 3, described auto-admission mechanism 700 comprises suction tude 702, source of the gas 704 and control mechanism, described suction tude 702 one end connects with the air inlet nozzle 701 of piston clutch mechanism 100, the other end connects source of the gas 704, described suction tude 702 is provided with control valve 703, control mechanism controls the opening and closing of control valve 703 according to control signal, receive air inlet control signal, control valve 703 is opened, and the pressurized air in source of the gas 704 enters air inlet nozzle 701.When air inlet nozzle 701 has pressurized air to be filled with, piston 103, under compressed-air actuated effect, moves forward, and drives static friction sheet 301 to move, and leaves, complete and unclamp band-type brake object with movable friction plate 302.
As shown in Figure 1, 2, preferably, described cylinder body 101 rear portion is provided with outward extending cylinder block 109, and described cylinder block 109 arranges multiple mounting hole, and described brake control mechanism 200 is fixedly connected with described brake skeleton 500 through mounting hole.Cylinder block 109 is for installing brake control mechanism 200.Brake control mechanism 200 action direction is contrary with piston clutch mechanism 100, and brake control mechanism 200 is auto-actions, stops action at piston clutch mechanism 100, then brake control mechanism 200 just reaction band-type brake immediately.Cylinder block 109 is positioned at cylinder body 101 bottom, can be that a circle is set at cylinder body 101, also can independently be arranged on outside cylinder body 101 separately, the preferred axisymmetric of the mounting hole that cylinder block 109 is arranged is arranged, like this, multiple brake control mechanisms 200 evenly can apply external force to static friction sheet 301, and on static friction sheet 301, applies strength be also evenly distributed, and makes static friction sheet 301 entirety can evenly hold movable friction plate 302 tightly.
Described brake control mechanism 200 comprises screw rod 203, the adjusting nut 201 be engaged on screw rod 203, the brake spring 202 be sleeved on screw rod 203; Described brake spring 202 front end is fixedly connected with adjusting nut 201, rear end is fixedly connected with cylinder body 101 or screw rod rear portion, described screw rod 203 one end is fixedly connected with brake skeleton 500 through after mounting hole, and described brake spring 202 two ends are pushed up respectively and are pressed in adjusting nut 201 with on cylinder block 109.When air inlet nozzle 701 does not have source of the gas 704 to be filled with, piston 103 moves backward under the effect of the brake spring 202 of brake adjusting device, and drives static friction sheet 301 to compress movable friction plate 302 and form friction band-type brake object.In fact, brake spring 202 when mounted, piston 103 is positioned at the inner chamber rear portion of cylinder body 101, now brake spring 202 is in free state or primary tensile state, after piston 103 is mobile to cylinder body 101 front portion, under the drive of screw rod 203, brake spring 202 stretches and produces elastic force, after no longer passing through air inlet nozzle 701 air inlet, under the elastic force effect of brake spring 202, remove after shipper pole sound friction plate 301 after screw rod 203 and hold movable friction plate 302 tightly, move after also driving piston 103 simultaneously, wait for that next inlet piston 103 moves forward.Adjusting nut 201 can regulate in advance holds dynamics tightly between static friction sheet 301 and movable friction plate 302.
Preferably, in described air clutch band-type brake device, brake skeleton 500 comprises top board 502 and four cycle side plates 501, and described top board 502 is arranged on piston clutch mechanism 100 rear, and described brake adjustment part 600 is screwed onto in top board 502.Preferably, described brake adjustment part 600 comprises adjusting bolt 601, at top board, is provided with screw 602 on 502, and described adjusting bolt 601 is screwed onto in the screw 602 on top board 502 gap regulated between static friction sheet 301 and movable friction plate 302.
Claims (7)
1. an air clutch band-type brake device, comprises brake skeleton and brake block, it is characterized in that:
Described brake block comprises static friction sheet and the movable friction plate for being connected with power mechanism;
Described brake skeleton is fixedly connected with piston clutch mechanism for driving static friction sheet to move to be separated with movable friction plate, for driving static friction sheet to move the brake control mechanism held tightly with movable friction plate;
Described brake skeleton is provided with the brake adjustment part for regulating gap between static friction sheet and movable friction plate;
Described piston clutch mechanism is connected with to the auto-admission mechanism of piston clutch mechanism air feed;
Described piston clutch mechanism comprises the piston rod arranged in cylinder body, cylinder body, fixing piston on the piston rod, and described piston is fixedly connected with the brake skeleton being arranged on cylinder body rear, drives static friction sheet to move and is separated with movable friction plate.
2. air clutch band-type brake device according to claim 1, is characterized in that, described cylinder body is provided with air inlet nozzle, and described air inlet nozzle follows the rear portion air chamber UNICOM in cylinder body, described air inlet nozzle and UNICOM of auto-admission mechanism air feed.
3. air clutch band-type brake device according to claim 1, is characterized in that, described cylinder body rear portion is provided with outward extending cylinder block, and described cylinder block arranges multiple mounting hole, and described brake control mechanism is fixedly connected with described brake skeleton through mounting hole.
4. air clutch band-type brake device according to claim 1, is characterized in that, described brake control mechanism comprises screw rod, the adjusting nut be engaged on screw rod, the brake spring be sleeved on screw rod; Described screw rod one end is fixedly connected with brake skeleton through after mounting hole.
5. air clutch band-type brake device according to claim 1, is characterized in that, described brake skeleton comprises top board, and described top board is arranged on piston clutch mechanism rear, and described brake adjustment part is screwed onto in top board.
6. air clutch band-type brake device according to claim 5, is characterized in that, described brake adjustment part comprises adjusting bolt, and described adjusting bolt is screwed onto gap top board regulated between static friction sheet and movable friction plate.
7. air clutch band-type brake device according to claim 1, it is characterized in that, described auto-admission mechanism comprises suction tude, source of the gas and control mechanism, and described suction tude one end connects with piston clutch mechanism, the other end connects source of the gas, and described suction tude is provided with control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420464049.8U CN204041785U (en) | 2014-08-15 | 2014-08-15 | Air clutch band-type brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420464049.8U CN204041785U (en) | 2014-08-15 | 2014-08-15 | Air clutch band-type brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204041785U true CN204041785U (en) | 2014-12-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420464049.8U Expired - Lifetime CN204041785U (en) | 2014-08-15 | 2014-08-15 | Air clutch band-type brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204041785U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053592A (en) * | 2019-04-23 | 2019-07-26 | 江苏理工学院 | A kind of comfort type rail transit car braking system |
| CN110053593A (en) * | 2019-04-23 | 2019-07-26 | 江苏理工学院 | A kind of multiple-piece rail transit car braking system |
| CN112065877A (en) * | 2020-09-08 | 2020-12-11 | 马鞍山中金超硬材料科技发展有限公司 | Clutch convenient for adjusting working clearance and implementation method thereof |
-
2014
- 2014-08-15 CN CN201420464049.8U patent/CN204041785U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053592A (en) * | 2019-04-23 | 2019-07-26 | 江苏理工学院 | A kind of comfort type rail transit car braking system |
| CN110053593A (en) * | 2019-04-23 | 2019-07-26 | 江苏理工学院 | A kind of multiple-piece rail transit car braking system |
| CN110053592B (en) * | 2019-04-23 | 2021-06-15 | 江苏理工学院 | Comfortable rail transit vehicle braking system |
| CN110053593B (en) * | 2019-04-23 | 2021-06-15 | 江苏理工学院 | Multi-sheet type rail transit vehicle braking system |
| CN112065877A (en) * | 2020-09-08 | 2020-12-11 | 马鞍山中金超硬材料科技发展有限公司 | Clutch convenient for adjusting working clearance and implementation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141224 |
|
| CX01 | Expiry of patent term |