CN203212183U - Turnover door structure of construction lifter - Google Patents
Turnover door structure of construction lifter Download PDFInfo
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- CN203212183U CN203212183U CN 201320103758 CN201320103758U CN203212183U CN 203212183 U CN203212183 U CN 203212183U CN 201320103758 CN201320103758 CN 201320103758 CN 201320103758 U CN201320103758 U CN 201320103758U CN 203212183 U CN203212183 U CN 203212183U
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- door
- steel rope
- turnover
- turnover door
- lock
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Abstract
The utility model relates to a turnover door structure of a construction lifter, wherein an ascending door is installed just in front of and above a hoisting cage, one side of the ascending door is provided with a movable fence, a door lock cushion block is arranged below the movable fence, an ascending door anti-falling check block is arranged below the door lock cushion block, a door lock is installed below the ascending door anti-falling check block, a door lock check block is fixed on the door lock, a rubber buffering cushion is installed at the bottom of the ascending door, an anti-breaking rope mechanical lock is connected with a turnover positioning hook which is connected with a safety hook, the safety hook is arranged at the bottom end of a turnover door framework, a steel wire rope fixed-point shaft and a dust cover are installed at the bottom of the hoisting cage, the other side of the ascending door is provided with an ascending door steel wire rope seat and a fixed pulley, a movable pulley is installed on the turnover door framework and connected with the fixed pulley through a steel wire rope, a spring base and a buffering spring are arranged at the joint of the turnover door framework and the hoisting cage, and a steel wire rope adjusting device is arranged at the top end of the ascending door. The turnover door structure can be used for enhancing the safety performance of the whole structure, and effectively ensuring the safety of users.
Description
Technical field
The utility model relates to turnover door mechanism technical field, is specially a kind of building hoist turnover door structure.
Background technology
The building hoist turnover door is to cooperate special-purpose transportation carrying platform to use for solving descending door downward direction headspace and cage door, there are problems in the building hoist turnover door of Shi Yonging in the market, door lock generally is to pin turnover door, require turnover door to open voluntarily by deadweight, easily there is the people for maloperation or is not intended to collision turnover door is opened voluntarily, have potential safety hazard; Owing to the turnover door deadweight causes steel rope stressed bigger greatly, the long-term use of steel rope easily fluffs influences turnover door use sensitivity problem simultaneously; Turnover door is opened not have behind the certain angle and is drawn function automatically in, can not avoid turnover door to open by mistake and the potential safety hazard that exists; Fixedly fence causes the turnover door heaviness, accounts for space in the cage; And in the turnover door use, because the thing that drops of cement often is accumulated in rotating shaft rotation place in the tip lorry, long-term use can cause turnover door unlatching difficulty big, and the rotating shaft wearing and tearing are big, cause rotating shaft short service life, influence the load carrying of cage.
The utility model content
The technical matters that the utility model solves is to provide a kind of building hoist turnover door structure, to solve the shortcoming in the above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions:
A kind of building hoist turnover door structure comprises movable fence, door lock cushion block, anti-break rope mechanical lock, upset location hook, hook with safety tong, turnover door skeleton, steel rope fixed point axle, dust boot, spring pedestal, recoil spring, movable pulley, up door steel rope seat, fixed pulley, rubber buffer, door lock, door lock block, up door anticreep groove block, spring cotter, steel rope adjusting screw mandrel, screw rodb base, steel rope connection seat, nut, the pressure collar, steel rope, up door; Wherein, up door is installed in the positive front upper place of cage, up door one side is provided with movable fence, the below of movable fence is provided with the door lock cushion block, door lock cushion block below is provided with up door anticreep groove block, up door anticreep groove block below is equipped with door lock, and the door lock block is fixed in door lock, and rubber buffer is installed in the bottom of up door; The anti-break rope mechanical lock is connected with the upset location hook, and the upset location hook is connected with hook with safety tong, and hook with safety tong is arranged on turnover door skeleton bottom, and steel rope fixed point axle and dust boot are installed in the bottom of cage; Up door opposite side arranges up door steel rope seat and fixed pulley, and movable pulley is installed on the turnover door skeleton, and is connected with fixed pulley by steel rope, is provided with the inclination angle between steel rope and the fixed pulley; Be provided with spring pedestal and buffering spring at turnover door skeleton and cage junction; The steel rope control apparatus is arranged on up door top and is connected with movable pulley by steel rope.
In the utility model, the steel rope control apparatus comprises spring cotter, steel rope adjusting screw mandrel, screw rodb base, steel rope connection seat, nut, the pressure collar, steel rope; Wherein, steel rope runs through the pressure collar and is fixed in the steel rope connection seat by nut, is connected with screw rodb base in the lower end of steel rope connection seat, and steel rope is regulated screw mandrel and is connected with screw rodb base by spring cotter.
In the utility model, utilize the last line displacement of up door and turnover door to open the characteristics that have range difference of displacement, set up the anti-breaking mechanical lock of steel rope, to compensate the defective that up door lock exists, in usual use, the anti-breaking mechanical lock of steel rope is not worked, in case elevator in operational process, all wire cable ruptures, the anti-breaking mechanical lock of steel rope enters mode of operation, turnover door is locked, avoid accident to take place.
In the utility model, the inclination angle of fixed pulley and steel rope is 45 °, and steel rope is stressed the most reasonable, when turnover door begins to close, cooperates movable pulley work, the stressed minimizing of steel rope half.
In the utility model; dust boot not only makes things convenient for the installation of bearing; also the turning cylinder rotary part is played dustproof effect; turnover door in use; because the thing that drops of cement often is accumulated in rotating shaft rotation place in the tip lorry, long-term use can cause turnover door unlatching difficulty big, and the rotating shaft wearing and tearing are big; set up dust boot, prolong the service life of rotating shaft.
In the utility model, movable fence is movable structure, and after turnover door was closed, movable fence drew in fully, and does not influence vertically closing of turnover door fully; After turnover door was opened, movable fence upwards rose; Its compact conformation is reasonable, does not take space in the cage.
In the utility model; for guaranteeing the turnover door flip angle; after opening 100 °, turnover door is provided with the upset location hook; in the design of the cage position of correspondence brace panel is arranged simultaneously; to guarantee that turnover door opens the carrying after the back steel rope disconnects; design had hook with safety tong after this external turnover door opened 120 °, guaranteed the limit protection after turnover door loses the upset location hook.
In the utility model, turnover door is when opening 75 °, and recoil spring begins action, prevents that turnover door is at too fast strong bump and the safety hazard that brings of switching process medium velocity, and be provided with rubber buffer to slow down reversal rate in up door bottom, alleviate bump.
In the utility model, the steel rope control apparatus not only can be regulated the degree of tightness of steel rope among a small circle, also can be by regulating operating distance and the sensitivity that rope capacity is regulated door lock.
In the utility model, also designing on the up door has anticreep groove structure, safe and reliable.
Beneficial effect: the utility model fence adopts movable structure, does not take space in the cage; By steel rope control apparatus and anti-break rope mechanical lock are set, effectively solve turnover door and cause the stressed big problem of steel rope and people greatly for maloperation or be not intended to collision making turnover door open the potential safety hazard of existence voluntarily because of deadweight; Dust boot is set above rotating shaft simultaneously, prolongs the service life of rotating shaft; Eliminate the multinomial potential safety hazard of building hoist turnover door, strengthen the safety performance of total, guaranteed user of service's safety effectively.
Description of drawings
Fig. 1 is the structural representation of the utility model preferred embodiment.
Fig. 2 is up door and door lock scheme of installation in the utility model preferred embodiment.
Fig. 3 is steel rope control apparatus structural representation in the utility model preferred embodiment.
Fig. 4 is turnover door opening scheme drawing in the utility model preferred embodiment.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, Fig. 2, Fig. 3, a kind of building hoist turnover door structure of Fig. 4 comprises movable fence 1, door lock cushion block 2, anti-break rope mechanical lock 3, upset location hook 4, hook with safety tong 5, turnover door skeleton 6, steel rope fixed point axle 7, dust boot 8, spring pedestal 9, recoil spring 10, movable pulley 11, up door steel rope seat 12, fixed pulley 13, rubber buffer 14, door lock 15, door lock block 16, up door anticreep groove block 17, spring cotter 18, steel rope is regulated screw mandrel 19, screw rodb base 20, steel rope connection seat 21, nut 22, the pressure collar 23, steel rope 24, up door 25.
In the present embodiment, up door 25 is installed in the positive front upper place of cage, up door 25 1 sides are provided with movable fence 1, the below of movable fence 1 is provided with door lock cushion block 2, door lock cushion block 2 belows are provided with up door anticreep groove block 17, up door anticreep groove block 17 belows are equipped with door lock 15, and door lock block 16 is fixed in door lock 15, and rubber buffer 14 is installed in the bottom of up door 25; Anti-break rope mechanical lock 3 is connected with upset location hook 4, and upset location hook 4 is connected with hook with safety tong 5, and hook with safety tong 5 is arranged on turnover door skeleton 6 bottoms, and steel rope fixed point axle 7 and dust boot 8 are installed in the bottom of cage; Up door 25 opposite sides arrange up door steel rope seat 12 and fixed pulley 13, and movable pulley 11 is installed on the turnover door skeleton 6, and is connected with fixed pulley 13 by steel rope 24, is provided with the inclination angle between steel rope 24 and the fixed pulley 13; Be provided with spring pedestal 9 and buffering spring 10 in turnover door skeleton 6 and cage junction; The steel rope control apparatus is arranged on up door 25 tops and is connected with movable pulley 11 by steel rope 24.
In the present embodiment, the steel rope control apparatus comprises spring cotter 18, steel rope adjusting screw mandrel 19, screw rodb base 20, steel rope connection seat 21, nut 22, the pressure collar 23, steel rope 24; Wherein, steel rope 24 runs through the pressure collar 23 and is fixed in steel rope connection seat 21 by nut 22, is connected with screw rodb base 20 in the lower end of steel rope connection seat 21, and steel rope is regulated screw mandrel 19 and is connected with screw rodb base 20 by spring cotter 18.
In the present embodiment, utilize line displacement and turnover door on the up door 25 to open the characteristics that have range difference of displacement, set up the anti-breaking mechanical lock 3 of steel rope, to compensate the defective that up door lock 15 exists, in usual use, the anti-breaking mechanical lock 3 of steel rope is not worked, in case elevator in operational process, all wire cable ruptures, the anti-breaking mechanical lock 3 of steel rope enters mode of operation, turnover door is locked, avoid accident to take place.
In the present embodiment, fixed pulley 13 is 45 ° with the inclination angle of steel rope 24, and steel rope 24 is stressed the most reasonable, when turnover door begins to close, cooperates movable pulley 11 work, steel rope 24 stressed minimizings half.
In the present embodiment; dust boot 8 not only makes things convenient for the installation of bearing; also the turning cylinder rotary part is played dustproof effect; turnover door in use; because the thing that drops of cement often is accumulated in rotating shaft rotation place in the tip lorry, long-term use can cause turnover door unlatching difficulty big, and the rotating shaft wearing and tearing are big; set up dust boot 8, prolong the service life of rotating shaft.
In the present embodiment, movable fence 1 is movable structure, and after turnover door was closed, movable fence 1 drew in fully, and does not influence vertically closing of turnover door fully; After turnover door was opened, movable fence 1 upwards rose; Its compact conformation is reasonable, does not take space in the cage.
In the present embodiment; for guaranteeing the turnover door flip angle; after opening 100 °, turnover door is provided with upset location hook 4; in the design of the cage position of correspondence brace panel is arranged simultaneously; to guarantee that turnover door opens the carrying after back steel rope 24 disconnects; design had hook with safety tong 5 after this external turnover door opened 120 °, guaranteed the limit protection after turnover door loses upset location hook 4.
In the present embodiment, turnover door is when opening 75 °, and recoil spring 10 begins action, prevents that turnover door is at too fast strong bump and the safety hazard that brings of switching process medium velocity, and be provided with rubber buffer 14 to slow down reversal rate in up door 25 bottoms, alleviate bump.
In the present embodiment, the steel rope control apparatus not only can be regulated the degree of tightness of steel rope 24 among a small circle, also can be by regulating operating distance and the sensitivity that steel rope 24 length are regulated door lock 15.
In the present embodiment, also designing on the up door 25 has anticreep groove structure 17, safe and reliable.
In the present embodiment, after door lock 15 is opened, whole cage outage behind the up door 25 up 40mm, this moment recoil spring 10 tensions, auxiliary turnover door is opened, pass through calculation Design, the up door 25 of proportioning and turnover door skeleton 6 counterweights and moment, guarantee up door 25 in the up door of the up 250mm distance in back interior (turnover door is opening in about 30 °) 25 torques of unblanking greater than the turnover door torque, turnover door has automatic gathering function, cooperate the auxiliary open function of up door lock 25 and buffering spring 10, both guaranteed that turnover door did not open voluntarily, guarantee the convenience that turnover door is opened again.
In the present embodiment, the turnover door height is designed to 790mm, and movable pulley 11 cooperates with steel rope fixed point axle 7, not only makes turnover door effect to half power of province when beginning to close, and keep at the turnover door height under the situation of 790mm, maximum Lift can reach 2000mm.
More than show and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification sheets just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. building hoist turnover door structure, it is characterized in that, up door is installed in the positive front upper place of cage, up door one side is provided with movable fence, the below of movable fence is provided with the door lock cushion block, and door lock cushion block below is provided with up door anticreep groove block, and up door anticreep groove block below is equipped with door lock, the door lock block is fixed in door lock, and rubber buffer is installed in the bottom of up door; The anti-break rope mechanical lock is connected with the upset location hook, and the upset location hook is connected with hook with safety tong, and hook with safety tong is arranged on turnover door skeleton bottom, and steel rope fixed point axle and dust boot are installed in the bottom of cage; Up door opposite side arranges up door steel rope seat and fixed pulley, and movable pulley is installed on the turnover door skeleton, and is connected with fixed pulley by steel rope, is provided with the inclination angle between steel rope and the fixed pulley; Be provided with spring pedestal and buffering spring at turnover door skeleton and cage junction; The steel rope control apparatus is arranged on up door top and is connected with movable pulley by steel rope.
2. a kind of building hoist turnover door structure according to claim 1 is characterized in that, the steel rope control apparatus comprises spring cotter, steel rope adjusting screw mandrel, screw rodb base, steel rope connection seat, nut, the pressure collar, steel rope; Wherein, steel rope runs through the pressure collar and is fixed in the steel rope connection seat by nut, is connected with screw rodb base in the lower end of steel rope connection seat, and steel rope is regulated screw mandrel and is connected with screw rodb base by spring cotter.
3. a kind of building hoist turnover door structure according to claim 1 is characterized in that the inclination angle of fixed pulley and steel rope is 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320103758 CN203212183U (en) | 2013-03-07 | 2013-03-07 | Turnover door structure of construction lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320103758 CN203212183U (en) | 2013-03-07 | 2013-03-07 | Turnover door structure of construction lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203212183U true CN203212183U (en) | 2013-09-25 |
Family
ID=49201736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320103758 Expired - Fee Related CN203212183U (en) | 2013-03-07 | 2013-03-07 | Turnover door structure of construction lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203212183U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104876103A (en) * | 2015-06-03 | 2015-09-02 | 中铁航空港建设集团北京有限公司 | Automatic folding type flap gate of construction lifter |
| CN106081830A (en) * | 2016-08-26 | 2016-11-09 | 北京天润建设有限公司 | Bridging type safety door construction elevator |
| CN107814299A (en) * | 2017-11-06 | 2018-03-20 | 重庆工业职业技术学院 | Construction discharging platform fast construction method and car of quickly unloading |
-
2013
- 2013-03-07 CN CN 201320103758 patent/CN203212183U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104876103A (en) * | 2015-06-03 | 2015-09-02 | 中铁航空港建设集团北京有限公司 | Automatic folding type flap gate of construction lifter |
| CN106081830A (en) * | 2016-08-26 | 2016-11-09 | 北京天润建设有限公司 | Bridging type safety door construction elevator |
| CN107814299A (en) * | 2017-11-06 | 2018-03-20 | 重庆工业职业技术学院 | Construction discharging platform fast construction method and car of quickly unloading |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20160307 |