CN202214111U - Elevator steel wire rope brake - Google Patents

Elevator steel wire rope brake Download PDF

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Publication number
CN202214111U
CN202214111U CN201120284796XU CN201120284796U CN202214111U CN 202214111 U CN202214111 U CN 202214111U CN 201120284796X U CN201120284796X U CN 201120284796XU CN 201120284796 U CN201120284796 U CN 201120284796U CN 202214111 U CN202214111 U CN 202214111U
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CN
China
Prior art keywords
brake
wire rope
pedestal
underframe
elevator wire
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
Application number
CN201120284796XU
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Chinese (zh)
Inventor
李建忠
朱雷龙
Original Assignee
李建忠
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Filing date
Publication date
Application filed by 李建忠 filed Critical 李建忠
Priority to CN201120284796XU priority Critical patent/CN202214111U/en
Application granted granted Critical
Publication of CN202214111U publication Critical patent/CN202214111U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides an elevator steel wire rope brake which has a simple structure, can be installed positively and reversely, and is easy to reset. The elevator steel wire rope brake comprises a base, wherein a fixed braking sheet is fixed on the base; an operating rod is arranged on the base; one end of the operating rod is hinged with the base and can rotate relative to the base; the other end of the operating rod is hinged with a braking base frame and can rotate relative to the braking base frame; a movable braking sheet which corresponds to the fixed braking sheet is fixed on the braking base frame; an elastic part for shifting the operating rod towards the fixed braking sheet is arranged on the base; and a trigger device for preventing the braking base frame from moving towards the direction of the fixed braking sheet is arranged on the base. The elevator steel wire rope brake is ideal, can operate safely and reliably, has a short tripper travel of about 5 millimeters, a simple structure, a small contour size and low manufacturing cost, and is convenient to install.

Description

The elevator wire rope drg
Technical field
The utility model relates to a kind of elevator wire rope drg, belongs to the elevator up-running over-speed protection safety component.
Background technology
Present stage, domestic steel wire braking mainly contained two kinds of voussoir clamped-in style and push pedal clamped-in styles in view of structure; Voussoir clamped-in style manner of execution relies on the friction force between brake facing and the steel rope to clamp steel rope for moving brake facing glides along the inclined-plane, and push pedal clamped-in style manner of execution clamps steel rope from horizontal direction by the huge gripping power that stage clip produces for moving brake facing.
Voussoir clamped-in style steel wire braking such as the patent No. 200520067447.7 disclosed steel wire brakings, advantage is that triggering power is little, shortcoming is can only be installed on heavy side (formal dress), can't be installed on cage side (upside-down mounting); Push pedal clamped-in style steel wire braking such as the disclosed steel wire braking of patent No. 200420005454.X, advantage are can be installed on heavy side and cage side, and shortcoming is a complex structure, and manufacturing cost is high.
The utility model content
The purpose of the utility model is to overcome the shortcoming that existing elevator wire rope drg exists, provide a kind of simple in structure, can formal dress, but upside-down mounting again, and the elevator wire rope drg that resets easily.
For achieving the above object, the utility model is taked following technical scheme:
The elevator wire rope drg comprises pedestal, on pedestal, is fixed with to decide brake facing; On pedestal, also be provided with throw rod, an end and the pedestal of said throw rod are hinged, and pedestal rotates relatively, and the other end of said throw rod is hinged with the brake underframe, and the underframe that can brake relatively rotates; Be fixed with on the underframe with said in brake and decide the corresponding moving brake facing of brake facing; Pedestal is provided with and is used for said throw rod is dialled to the elastomeric element of deciding brake facing; On pedestal, also be provided with and be used to stop that the brake underframe is to the trigger gear of deciding the motion of brake facing direction.
The principle of work of the utility model is following: elevator wire rope passes between brake facing and the moving brake facing deciding, and under the normal condition, trigger gear is stopping the brake underframe, and makes elastomeric element be in compressed state.In case the brake cable that is connected on the trigger gear is pulled by velocity limiter, then trigger gear will discharge the brake underframe, and the underframe that brakes this moment will be pressed on elevator wire rope until moving brake facing and decide on the brake facing to deciding the motion of brake facing direction under the stirring of elastomeric element.After this utilize the friction force of deciding between brake facing and moving brake facing and the elevator wire rope that elevator wire rope is clamped, can make lift car deceleration stop.When resetting, overcome the elastic force of elastomeric element and stir throw rod, and make trigger gear stop the brake underframe again, then this drg will recover normal condition.Get final product because elastomeric element only need overcome the weight of throw rod, brake underframe and moving brake facing, so this drg is lower to the elastic force requirement of elastomeric element, resetting also is easier to.
Above-described throw rod generally has two, corresponding separately elastomeric element; Two throw rods are distribution and parallel to each other up and down.
The preferred torsion spring of above-described elastomeric element; Described trigger gear is the band boss that rotates of pedestal and the action plate of brake cable installation position relatively preferably.
Above-described throw rod can be made up of dwang that is installed together and swing arm; Swing arm can relatively rotate bar along the axis direction of self and move; Also be provided with the dish spring, said dish spring is compressed between dwang and the swing arm through screw thread on the swing arm and nut.After increasing the dish spring on the throw rod, the dish spring can make the gripping power of steel wire braking and braking deceleration change, and the position of adjustment nut makes the pretension elastic force of dish spring change, and then can obtain corresponding gripping power and braking deceleration.
The utility model action is safe and reliable, trigger the short about 5mm of stroke, simple in structure, oad is little, easy for installation, low cost of manufacture, is a kind of desirable elevator wire rope drg.
Description of drawings
Fig. 1 is the structural representation (removed the side plate of a side and connecting panel is installed) of embodiment 1;
Fig. 2 is the left view (removed the side plate of a side and connecting panel is installed) of Fig. 1;
Fig. 3 is the structural representation (removed the side plate of a side and connecting panel is installed) of embodiment 2;
Fig. 4 is the structural representation (removed the side plate of a side and connecting panel is installed) of embodiment 3.
Description of reference numerals: 1-pedestal; 2-decides brake facing; 3-first throw rod; 4-second throw rod; 5-first torsion spring; 6-second torsion spring; The 7-underframe that brakes; 8-moves brake facing; The 9-action plate; The 10-base plate; The 11-side plate; The 12-header board; The 13-elevator wire rope; The 14-brake cable; The 15-screw that resets; The 16-screw rod; 17-installs connecting panel; The 31-dwang; The 32-swing arm; The 91-boss; 92-brake cable installation position; 3 '-the first throw rod; 31 '-dwang; 32 '-swing arm; 33 '-dish spring; 34 '-double nuts; 4 '-the second throw rod; 7 '-brake underframe; 10 '-base plate; 15 '-screw resets; 16 '-screw rod.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model content is described further.
Embodiment 1
Like Fig. 1, shown in Figure 2, the elevator wire rope drg of present embodiment comprises: pedestal 1, decide brake facing 2, first throw rod 3, second throw rod 4, first torsion spring 5, second torsion spring 6, brake underframe 7, moving brake facing 8 and action plate 9.
Wherein:
Pedestal 1 is made up of base plate 10, side plate 11 and header board 12, is box-like, is that the rigidity of whole drg guarantees.Decide brake facing 2 and be fixed on header board 12 on the one side of pedestal 1 inboard.
First throw rod 3 is connected and composed by dwang 31 and swing arm 32, and both are " fourth " font and distribute; In the axis hole of the biside plate 11 of the corresponding insertion in the two ends of dwang 31 pedestal, so dwang 31 pedestal 1 rotation relatively, swing arm 32 is pedestal 1 rotation relatively also.The other end of swing arm 32 is hinged with brake underframe 7; Be fixed with moving brake facing 8 on the brake underframe 7; The driving surface of moving brake facing 8 is relative with the driving surface of deciding brake facing 2; When swing arm 32 will brake 7 groups on underframe when deciding brake facing 2, moving brake facing 8 and decide can fully press together between the brake facing 2, guaranteed to decide between brake facing 2 and the elevator wire rope 13 and the friction force between moving brake facing 8 and the elevator wire rope 13 enough big.
The swing that first torsion spring, 5, the first torsion springs 5 as elastomeric element are installed are first throw rod 3 on pedestal 1 provides action force, and the throw rod 3 of winning is had to the trend of deciding the motion of brake facing 2 directions.For saving installing space, present embodiment directly is enclosed within first torsion spring 5 on the dwang 31.
The structure of second throw rod 4 is identical with first throw rod 3, and also corresponding identical with first throw rod 3 of the connection structure between second throw rod 4 and pedestal 1, brake underframe 7, second torsion spring 6.First throw rod 3 and second throw rod 4 are distribution up and down on pedestal 1, and both are parallel to each other.
In the present embodiment, be between pedestal 1 and the brake underframe 7 as the action plate 9 of trigger gear, an end of action plate 9 is hinged on the base plate 10, base plate 10 rotations relatively.On action plate 9, also be provided with boss 91 and brake cable installation position 92.Boss 91 is corresponding with the edge of brake underframe 7, and when action plate 9 turned to certain angle, boss 91 can withstand the edge of brake underframe 7, stops 7 motions of brake underframe; When action plate 9 is broken away from the edge of brake underframe 7 by brake cable 14 tractions, brake underframe 7 will be decided position on the brake facing 2 until elevator wire rope 13 is pressed on rapidly to deciding the motion of brake facing 2 directions under the application force of torsion spring.
After considering release brake underframe 7, need reset to brake underframe 7, present embodiment is provided with the screw 15 that resets on brake underframe 7.When resetting; Screw rod 16 with long thread segment is screwed in the screw 15 that resets; An end that screws in until screw rod 16 passes brake underframe 7 and withstands on the base plate 10, continues rotary screw 16, and the underframe 7 that then brakes will overcome the elastic force of torsion spring and pushed away and decide brake facing 2; When brake underframe 7 is pushed away enough distances, the underframe 7 that brakes can come back on the reset position.This relief action plate 9 turns to the position of support brake underframe 7 and screw rod 16 is screwed out, and then this drg can recover normal working.
Embodiment 2
As shown in Figure 3; The difference of present embodiment and embodiment 1 is: the swing arm 32 ' of first throw rod 3 ' is installed on the dwang 31 '; Swing arm 32 ' can relatively rotate bar 31 ' along self axis and move within the specific limits, on swing arm 32 ', is provided with some dish springs 33 ', on swing arm 32 ', also is provided with screw thread and double nuts 34 '; Double nuts 34 ' is compressed in dish spring 33 ' between swing arm 32 ' and the dwang 31 ', makes dish spring 33 ' produce pretension elastic force.The structure of second throw rod 4 ' is identical with the structure of first throw rod 3 '.The size of the pretension elastic force of dish spring 33 '; Correspondingly reflect gripping power and braking deceleration to steel rope; So under the situation of double nuts 34 ' adjustable positions; The pretension elastic force adjustable size of dish spring 33 ', promptly the steel wire braking of present embodiment is adjustable to the gripping power and the braking deceleration of steel rope.
Embodiment 3
As shown in Figure 4, the difference of present embodiment and embodiment 1 is: the screw 15 ' that resets is arranged on the base plate 10 '.When the upside-down mounting of steel rope wire holder, still can be pushed into reset position through the screw rod 16 ' underframe 7 ' that will brake.
During the steel rope wire holder upside-down mounting of embodiment 2, the position is set can adopts the method identical of its screw that resets with present embodiment.
The preferred embodiments that is merely the utility model of this specification lists, the equivalent technologies conversion of being done under all principle of work and thinkings at the utility model all is regarded as the protection domain of the utility model.

Claims (8)

1. the elevator wire rope drg comprises pedestal, it is characterized in that: on pedestal, be fixed with and decide brake facing; On pedestal, also be provided with throw rod, an end and the pedestal of said throw rod are hinged, and pedestal rotates relatively, and the other end of said throw rod is hinged with the brake underframe, and the underframe that can brake relatively rotates; Be fixed with on the underframe with said in brake and decide the corresponding moving brake facing of brake facing; Pedestal is provided with and is used for said throw rod is dialled to the elastomeric element of deciding brake facing; On pedestal, also be provided with and be used to stop that the brake underframe is to the trigger gear of deciding the motion of brake facing direction.
2. elevator wire rope drg as claimed in claim 1; It is characterized in that: said throw rod is made up of dwang that is installed together and swing arm; Swing arm can relatively rotate bar along the axis direction of self and move; Also be provided with the dish spring, said dish spring is compressed between dwang and the swing arm through screw thread on the swing arm and nut.
3. according to claim 1 or claim 2 elevator wire rope drg, it is characterized in that: said throw rod has two, corresponding separately elastomeric element.
4. elevator wire rope drg as claimed in claim 3 is characterized in that: two throw rods are distribution and parallel to each other up and down.
5. according to claim 1 or claim 2 elevator wire rope drg, it is characterized in that: said elastomeric element is a torsion spring.
6. according to claim 1 or claim 2 elevator wire rope drg is characterized in that: described trigger gear is the band boss that rotates of pedestal and the action plate of brake cable installation position relatively.
7. according to claim 1 or claim 2 elevator wire rope drg is characterized in that: on the brake underframe, be provided with the screw that resets.
8. according to claim 1 or claim 2 elevator wire rope drg is characterized in that: on base plate, be provided with the screw that resets.
CN201120284796XU 2011-08-05 2011-08-05 Elevator steel wire rope brake Expired - Fee Related CN202214111U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201120284796XU CN202214111U (en) 2011-08-05 2011-08-05 Elevator steel wire rope brake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201120284796XU CN202214111U (en) 2011-08-05 2011-08-05 Elevator steel wire rope brake

Publications (1)

Publication Number Publication Date
CN202214111U true CN202214111U (en) 2012-05-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201120284796XU Expired - Fee Related CN202214111U (en) 2011-08-05 2011-08-05 Elevator steel wire rope brake

Country Status (1)

Country Link
CN (1) CN202214111U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106429709A (en) * 2016-12-09 2017-02-22 佛山市南海区永通力电梯配件厂(普通合伙) Rope gripper
WO2018086989A1 (en) 2016-11-10 2018-05-17 Inventio Ag Cable brake, elevator car, and elevator system
CN110759203A (en) * 2019-09-25 2020-02-07 浙江威特电梯有限公司 Control device with power failure emergency and electric brake release integration
CN111532939A (en) * 2020-04-30 2020-08-14 山西新富升机器制造有限公司 Intelligent anti-skidding system for steel wire rope of friction hoist and control method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018086989A1 (en) 2016-11-10 2018-05-17 Inventio Ag Cable brake, elevator car, and elevator system
AU2017358502B2 (en) * 2016-11-10 2020-10-29 Inventio Ag Cable brake, elevator car, and elevator system
CN106429709A (en) * 2016-12-09 2017-02-22 佛山市南海区永通力电梯配件厂(普通合伙) Rope gripper
CN110759203A (en) * 2019-09-25 2020-02-07 浙江威特电梯有限公司 Control device with power failure emergency and electric brake release integration
CN111532939A (en) * 2020-04-30 2020-08-14 山西新富升机器制造有限公司 Intelligent anti-skidding system for steel wire rope of friction hoist and control method

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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: 20120509

Termination date: 20120805