CN202729510U - Manual brake equipment and miniature manned lifter including the same - Google Patents
Manual brake equipment and miniature manned lifter including the same Download PDFInfo
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- CN202729510U CN202729510U CN 201220130250 CN201220130250U CN202729510U CN 202729510 U CN202729510 U CN 202729510U CN 201220130250 CN201220130250 CN 201220130250 CN 201220130250 U CN201220130250 U CN 201220130250U CN 202729510 U CN202729510 U CN 202729510U
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- brake
- pivot
- driving mechanism
- brake device
- miniature
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Abstract
The utility model discloses manual brake equipment which comprises a driving mechanism, a driven mechanism, and an actuating mechanism. One end of the driving mechanism is fixedly connected with one end of the driven mechanism through a first pivot. The actuating mechanism is arranged on the other end of the driven mechanism, and the driven mechanism is further provided with a reply component. The actuating mechanism, the reply component, and the driving mechanism are connected through a brake cable so as to enable the driving mechanism to drive the actuating mechanism to achieve clamping or loosening operation. The utility model also discloses a miniature manned lifter. The first pivot is provided with a brake supporting point. The manual brake equipment is fixed on the miniature manned lifter through the brake supporting point so as to enable the actuating mechanism to be placed on two sides of a vertical ladder guide rail of the miniature manned lifter. According to the manual brake equipment and the miniature manned lifter including the same, a double security effect to the miniature manned lifter can be well guaranteed and safety performance of the miniature manned lifter can be effectively enhanced.
Description
Technical field
The utility model relates to a kind of brake gear, particularly relates to a kind of Manual brake device and comprises its miniature man-engine.
Background technology
In the prior art, miniature man-engine only is provided with a safety lock as safety device.When emergency situation occurred, miniature man-engine can only prevent with the safety lock of installing on the safety steel cable tenesmus of elevator.
As shown in Figure 1, safety lock comprises an induction end 4 ' and a locking end 3 '.Whole safety lock fixedly secures on the safety steel cable 1 ' of elevator.When power steel rope 2 ' fracture, induction end 4 ' can detect the fracture of power steel rope 2 ' automatically, so that locking end 3 ' locking safety steel cable 1 ' immediately.Elevator relies on the unlikely tenesmus of effect of safety steel cable 1 ' like this.
Yet miniature man-engine only relies on safety lock to protect, and usually can not ensure manned lift staff on board's safety fully.
The utility model content
The technical problems to be solved in the utility model is the defective that can't guarantee miniature man-engine's safety in order to overcome safety lock in the prior art fully, a kind of Manual brake device is provided and comprises its miniature man-engine.
The utility model solves above-mentioned technical matters by following technical proposals: a kind of Manual brake device, its characteristics are, it comprises a driving mechanism, a follower and an actuating unit, one end of described driving mechanism is captiveed joint by one first pivot with an end of described follower, described actuating unit is arranged at the other end of described follower, also is provided with one on the described follower and replys parts;
Described actuating unit, described answer parts and described driving mechanism connect by a brake cable, make described driving mechanism drive described actuating unit and realize clamping or unclamp operation.
Preferably, the power F1 that is subject on the other end of described driving mechanism is L1 to the power arm of described the first pivot, and the brake weight F2 that described brake cable produces the extremely resistance arm of described the first pivot is L2, and described power arm L1 is greater than described resistance arm L2.
Preferably, described actuating unit comprises two brake parts, each described brake part comprises brake head and a pull bar, and an end of described brake head is connected with an end of described pull bar by one second pivot, and the other end of the described pull bar that two described brake parts are corresponding passes through one the 3rd pivotal joint;
The other end of described follower is provided with a chute, and described the second pivot is slidedly arranged in the described chute.
Preferably, the other end of described the second pivot, described the 3rd pivot, described answer parts and described driving mechanism connects by described brake cable successively.
Preferably, set firmly a friction means on the other end of each described brake head, described friction means is friction shoe or friction lining.
Preferably, the rear end of described answer parts is fixed on the described follower, and the front end of described answer parts is connected on the described brake cable.
Preferably, described answer parts are an elastic component or an extensible member.
Preferably, described extensible member is a rhombus extensible member that is formed by connecting by torsion spring by four rod members.
Preferably, described driving mechanism is the brake handle of one " L " type, and described follower is a brake lever.
The utility model also provides a kind of miniature man-engine, its characteristics are, described miniature man-engine comprises aforesaid Manual brake device, described the first pivot is provided with a brake fulcrum, described Manual brake device is fixed on the described miniature man-engine by described brake fulcrum, makes described actuating unit be positioned at the both sides of described miniature man-engine's vertical ladder guide rail.
In the utility model, but above-mentioned optimum condition combination in any on the basis that meets this area general knowledge namely gets each preferred embodiment of the utility model.
Positive progressive effect of the present utility model is: the Manual brake device in the utility model adopts lever principle effectively to improve braking effect, and it is simple in structure and easy to operate.Manual brake device has played good double shield effect to miniature man-engine.In the situation that safety lock lost efficacy, described miniature man-engine still can by the Speed Reduction of Manual brake device with elevator, effectively strengthen described miniature man-engine's safety performance.
Description of drawings
Fig. 1 is the structural representation of safety lock in the prior art.
Fig. 2 is the integral structure schematic diagram of Manual brake device in the utility model.
Fig. 3 is the structural representation of actuating unit among Fig. 2.
Fig. 4 is the structural representation of follower among Fig. 2.
Fig. 5 is driving mechanism when Manual brake device is in initial position in the utility model and the coupled condition figure of follower.
Fig. 6 is the schematic diagram that comprises the miniature man-engine of Manual brake device in the utility model.
The specific embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.
To shown in Figure 6, the utility model Manual brake device comprises driving mechanism 3, follower 2 and an actuating unit 1 such as Fig. 1.Wherein, an end of driving mechanism 3 is captiveed joint by one first pivot 4 with an end 22 of follower 2, and driving mechanism 3 can outwards be rotated around the first pivot 4, is convenient to apply power to driving mechanism 3.Actuating unit 1 is arranged on the other end of follower 2, also is provided with one on the follower 2 and replys parts 21.Whole brake gear adopts a brake cable 6 to connect successively actuating unit 1, reply parts 21 and driving mechanism 3, thereby when applying power to driving mechanism 3, drives actuating unit 1 by brake cable 6 and realize clamping or the operation of unclamping.
Preferably, as shown in Figure 3, actuating unit 1 comprises two brake parts, and each described brake part comprises brake 11 and one pull bar 12.One end of brake 11 is connected with an end of pull bar 12 by one second pivot 13, and the other end of pull bar 12 corresponding to two described brake parts passes through 14 connections of one the 3rd pivot.In this structure, two pull bars 12 can rotate around the 3rd pivot 14 each other, and corresponding brake 11 1 end are fixing in each described brake part, and an end of corresponding pull bar 12 rotates around the second pivot 13.Simultaneously, set firmly a friction means 111 at the other end of each brake 11, be preferably friction shoe or friction lining.Wherein, the material of friction lining can be selected and bicycle, and the similar friction coefficient of automobile brake friction sheet is high and can resistant to elevated temperatures material.As adopt asbestos fiber friction material, carbon fiber friction material, ceramic type friction material etc.
Preferably, as shown in Figure 4, follower 2 is a brake lever.One end 22 of follower 2 is captiveed joint with driving mechanism 1 by one first pivot 4, and the other end of follower 2 is provided with a chute 23.Like this, actuating unit 1 with connection mode between the follower 2 is: second pivot 13 that will be connected brake 11 and pull bar 12 is slidingly installed in the chute 23 (as shown in Figure 2).At this moment, the connection mode of brake cable 6 is preferably: the other end 31 of the second pivot 13, the 3rd pivot 14, answer parts 21 and driving mechanism 3 is connected successively.Therefore form the interlock of whole Manual brake device, thereby realized clamping and the releasing orientation of brake 11.
Further, reply parts 21 and be preferably an elastic component or an extensible member.Usually the rear end 211 that will reply parts 21 is fixed on the follower 31, and the front end 212 of replying parts 21 is connected on the brake cable 6.When replying parts 21 when being an extensible member, it can be a rhombus extensible member that is formed by connecting by torsion spring 213 by four rod members.Certainly, replying parts 21 and be not limited to above-mentioned dual mode, also can adopt other forms, mainly is by restoring force so that the brake in the actuating unit 1 11 is separated from each other, and is returned to the initial condition that unclamps.
In addition, driving mechanism 3 is the brake handle of one " L " type in the present embodiment, the driving mechanism 3 of this shape operating personal operation application of force of being more convenient for.
As shown in Figure 2, the inside of the utility model Manual brake device is fixing to be described below particularly with annexation: brake cable 6 has five attachment points with whole Manual brake device: the attachment point P6 of brake cable 6 and brake handle 3, the attachment point P3 of the front end 212 of brake cable 6 and answer parts 21, three attachment point P1 of brake cable 6 and described brake part, P1 ', P2.Therefore, with P1, the distance between P1 ' and the P2 is set as L4, L4 ', and the distance between P2 and the P3 is set as L5, and reply torsion spring 213 on the parts 21 and the distance between the P3 is steady state value.
The rear end 211 of replying parts 21 is fixed on the follower 2 (brake lever), and the position is immutable, and the front end 212 of replying parts 21 then is movable part.When driving mechanism 3 was subject to external force, attachment point P4 spurred brake cable 6, so that reply the to the back-end 211 directions compression of front end 212 of parts 21.Replying parts 21 herein, is a rhombus extensible member that is formed by connecting by torsion spring 213 by four rod members.Owing to replying the two ends of parts 21 torsion spring 213 is installed all, when to the back-end 211 directions compression of the front end 212 of replying parts 21, in case after removing external force, front end 212 just can drive whole answer parts 21 and automatically revert to initial position.
Attachment point P1 on the described brake part is captiveed joint with described brake part with P1 ', so attachment point P1 and P1 ' can drive the activity of described brake part when being subject to brake cable 6 traction.Simultaneously, the second pivot 13 can only limit the attachment point P1 on the described brake part thus along chute 23 activities, the degree of freedom that P1 ' only moves along 23 1 directions of chute.
Working process with Manual brake device of said structure is described below:
At first, driving mechanism 3 (brake handle) is in initial position as shown in Figure 5.Do not applying when brake, the described brake part of actuating unit 1 is in open configuration, does not namely contact between described brake part and the vertical ladder guide rail.
When needs started brake, the staff applied a power F1 to driving mechanism 3 (brake handle), thus pulling brake cable 6.Because the brake cable length between the front end 212 of attachment point P4 and answer parts 21 is immutable, so to the back-end 211 compressions of front end 212 of parts 21 are replied in pulling.L5 length is immutable, thus pulling attachment point P2 also to the back-end 211 directions move.Because distance and the distance between attachment point P1 ' and the attachment point P2 between attachment point P1 and the attachment point P2 are immutable, pulling attachment point P1 and attachment point P1 ' move to the centre along chute 23, drive 11 an inwardly contraction of braking.
When friction lining 111 inwardly shrinks along with brake 11, vertical ladder guide rail 8 (as shown in Figure 6) is held tightly.By the rubbing effect of friction lining 111 with vertical ladder guide rail 8, play the effect of brake stop, thereby slowed down the downward speed of described miniature man-engine like this.
When not needing to start brake, remove power F1, reply the front end 212 of parts 21 because the effect of two ends torsion spring 213 is returned to initial position, return to initial position (as shown in Figure 5) thereby drive brake handle.
The utility model also provides a kind of miniature man-engine, and described miniature man-engine has comprised aforesaid Manual brake device.Be provided with a brake fulcrum 5 at the first pivot 4, i.e. follower 2 (brake lever) and driving mechanism 3 (brake handle) contact portion, described Manual brake device is fixed on described miniature man-engine's the bearing beam 7 by brake fulcrum 5.For example, Manual brake device can be fixed by the mode of welding.Vertical ladder guide rail 8 is between described Manual brake device.When not applying when brake, brake 11 does not contact with vertical ladder guide rail 8.After applying brake, brake 11 an inwardly contraction are so that friction lining 111 is held the vertical ladder guide rail tightly.
Described Manual brake device has mainly used lever principle: as shown in Figure 2, according to lever principle, putting on power F1 that driving mechanism 3 (brake handle) makes progress and the arm of force between the first pivot 4 is power arm L1, the brake weight F2 that brake cable 6 produces and the resistance arm L2 between the first pivot 4, and power arm L1 is greater than resistance arm L2, and then F1 is less than F2.Like this, when starting described Manual brake device, need to use the less power can be to the larger gripping power of friction lining 111.
The side door of described miniature man-engine both sides can about open, after personnel enter by a side door, side door can be closed the semi-open type structure that whole car is rectangle.Elevator is take vertical ladder and vertical ladder guide rail 8 as guiding, and the motor (not shown in FIG.) that connects on the power steel rope is as power.After the people enters car and shuts side door, the handrail on the hands grasping side door.On the handrail of two fan doors action button is arranged all, can freely be controlled by the staff the up and down operation of elevator.Play the effect with the personnel lifting.
When emergency situation occurs in the staff in elevator, drop fast such as the steel rope companion ladder that ruptures suddenly, the staff can spur driving mechanism 3 (brake handle) immediately.Braking rope 6 is pulled, and then drives the friction lining 111 clamping vertical ladder guide rails 8 at brake 11 two ends of actuating unit 1, and produces friction with vertical ladder guide rail 8, play the effect of deceleration, thereby so that whole elevator can slow decreasing.
This type of elevator can be applied to the wind turbine tower cylinder, but or other similar entry type high-rises.
Although more than described the specific embodiment of the present utility model, it will be understood by those of skill in the art that these only are casehistorys, protection domain of the present utility model is limited by appended claims.Those skilled in the art can make various changes or modifications to these embodiments under the prerequisite that does not deviate from principle of the present utility model and essence, but these changes and modification all fall into protection domain of the present utility model.
Claims (10)
1. Manual brake device, it is characterized in that, it comprises a driving mechanism, a follower and an actuating unit, one end of described driving mechanism is captiveed joint by one first pivot with an end of described follower, described actuating unit is arranged at the other end of described follower, also is provided with one on the described follower and replys parts;
Described actuating unit, described answer parts and described driving mechanism connect by a brake cable, make described driving mechanism drive described actuating unit and realize clamping or unclamp operation.
2. Manual brake device as claimed in claim 1, it is characterized in that, the power F1 that is subject on the other end of the described driving mechanism extremely power arm of described the first pivot is L1, the brake weight F2 that described brake cable produces the extremely resistance arm of described the first pivot is L2, and described power arm L1 is greater than described resistance arm L2.
3. Manual brake device as claimed in claim 1, it is characterized in that, described actuating unit comprises two brake parts, each described brake part comprises brake head and a pull bar, and an end of described brake head is connected with an end of described pull bar by one second pivot, and the other end of the described pull bar that two described brake parts are corresponding passes through one the 3rd pivotal joint;
The other end of described follower is provided with a chute, and described the second pivot is slidedly arranged in the described chute.
4. Manual brake device as claimed in claim 3 is characterized in that, the other end of described the second pivot, described the 3rd pivot, described answer parts and described driving mechanism connects by described brake cable successively.
5. Manual brake device as claimed in claim 3 is characterized in that, sets firmly a friction means on the other end of each described brake head, and described friction means is friction shoe or friction lining.
6. Manual brake device as claimed in claim 1 is characterized in that, the rear end of described answer parts is fixed on the described follower, and the front end of described answer parts is connected on the described brake cable.
7. Manual brake device as claimed in claim 6 is characterized in that, described answer parts are an elastic component or an extensible member.
8. Manual brake device as claimed in claim 7 is characterized in that, described extensible member is a rhombus extensible member that is formed by connecting by torsion spring by four rod members.
9. such as each described Manual brake device of claim 1-8, it is characterized in that, described driving mechanism is the brake handle of one " L " type, and described follower is a brake lever.
10. miniature man-engine, it is characterized in that, described miniature man-engine comprises each described Manual brake device such as claim 1-9, described the first pivot is provided with a brake fulcrum, described Manual brake device is fixed on the described miniature man-engine by described brake fulcrum, makes described actuating unit be positioned at the both sides of described miniature man-engine's vertical ladder guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220130250 CN202729510U (en) | 2012-03-30 | 2012-03-30 | Manual brake equipment and miniature manned lifter including the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220130250 CN202729510U (en) | 2012-03-30 | 2012-03-30 | Manual brake equipment and miniature manned lifter including the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202729510U true CN202729510U (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220130250 Expired - Fee Related CN202729510U (en) | 2012-03-30 | 2012-03-30 | Manual brake equipment and miniature manned lifter including the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202729510U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849558A (en) * | 2012-03-30 | 2013-01-02 | 上海东锐风电技术有限公司 | Manually-operated brake device and miniature manned lifter comprising same |
| CN105947085A (en) * | 2016-05-12 | 2016-09-21 | 苏州爱盟机械有限公司 | Bicycle front wheel brake pad |
-
2012
- 2012-03-30 CN CN 201220130250 patent/CN202729510U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849558A (en) * | 2012-03-30 | 2013-01-02 | 上海东锐风电技术有限公司 | Manually-operated brake device and miniature manned lifter comprising same |
| CN105947085A (en) * | 2016-05-12 | 2016-09-21 | 苏州爱盟机械有限公司 | Bicycle front wheel brake pad |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20140330 |