CN207581099U - Hoistable platform break rope fall protection equipment - Google Patents
Hoistable platform break rope fall protection equipment Download PDFInfo
- Publication number
- CN207581099U CN207581099U CN201721403003.5U CN201721403003U CN207581099U CN 207581099 U CN207581099 U CN 207581099U CN 201721403003 U CN201721403003 U CN 201721403003U CN 207581099 U CN207581099 U CN 207581099U
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- CN
- China
- Prior art keywords
- pin shaft
- hole
- welding base
- hoistable platform
- braking
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- 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
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Abstract
The utility model discloses a kind of hoistable platform break rope fall protection equipment, including the welding base being welded on vehicle frame, the welding base two side walls lower part parallel with track is equipped with symmetrical slot hole, sliding shoe is equipped in welding base inner cavity, the middle part of sliding shoe is equipped with through-hole, coniform braking pin shaft level is through slot hole and through-hole and the side wall for extending welding base, the outer wall that braking pin shaft is placed in through-hole is equipped with compressed spring, the both ends of compressed spring respectively with the tail portion of braking pin shaft, the inner wall top of through-hole is inconsistent, the earrings at the top of the taper end of braking pin shaft is arranged on one end of steel wire rope group to be connected；The utility model is mounted on the left and right sides of hoistable platform, when needing emergency braking, braking pin shaft is inserted into the brake hole of track under the action of compressed spring and carries out mechanical braking, it is not influenced by electrical, hydraulic control system, securely and reliably, it is not only suitable for two and promotes big fracture of rope, be also applied for the unilateral situation for promoting big fracture of rope.
Description
Technical field
The utility model is related to elevation and subsidence mechanical equipment technical field, specifically a kind of hoistable platform break rope fall arrest protect
Protection unit.
Background technology
Hoistable platform be transport personnel, tool reach high altitude location important equipment, in order to avoid unexpected safety accident send out
Raw hoistable platform is provided with protective device, such as elevator, vertical conveyor, scaffold are generally provided with anti-falling safety device, peace
The falling proof devices such as full pincers.Existing falling proof device is usually to be triggered with lapse rate, some falling proof devices also need to foot
When enough big differences in height or the speed of decline reach the setting value of device, device can just start, and can not embody release mechanism
Due omnibearing protection effect, causes safety device to fail；When being either used cooperatively with electrical system, when electrical system is stopped
The electricity either system failure goes wrong, these apparatus structures are complicated and stability is poor, and there is security risks.
Utility model content
The purpose of this utility model be to provide a kind of hoistable platform break rope fall protection equipment, can be in boom hoist cable
It is acted rapidly during fracture suddenly and the hoistable platform in high altitude location brakes, to ensure the safety of equipment and personnel.
In order to achieve the above objectives, technical solution adopted in the utility model is：
A kind of hoistable platform breaks rope fall protection equipment, which is left and right symmetrically arranged the two of hoistable platform vehicle frame
Side, vehicle frame are respectively arranged on the left side and the right side vertical track, and track is equipped with several oblong brake holes, which includes being welded on vehicle
Hollow welding base on frame, the welding base two side walls lower part parallel with track are equipped with symmetrical slot hole, welding base
The sliding shoe that length is adapted with the width of welding base is equipped in inner cavity, the middle part of sliding shoe is equipped with through-hole, coniform braking
Axis pin level runs through slot hole and through-hole and the side wall for extending welding base, and the tail portion of braking pin shaft is butt end, adjoining with track,
Braking pin shaft is placed in outer wall in through-hole and is equipped with compressed spring, the both ends of compressed spring respectively with the tail portion of braking pin shaft, logical
The inner wall top in hole is inconsistent, and braking pin shaft, compressed spring, sliding shoe can be moved up and down along slot hole in welding base, system
The taper end forepart of dynamic axis pin is equipped with nut, is arranged on the earrings at the top of the taper end of braking pin shaft and is connected with one end of steel wire rope group
It connects；
The middle part of vehicle frame is equipped with the bi-lug plate of mountain shape, and the top of bi-lug plate is connected by axis pin with promoting otic placode, double
The both sides of otic placode are respectively equipped with sheave, and the other end of steel wire rope group is connected by sheave with promoting otic placode, promotes otic placode
Top be connected by axis pin with promoting big rope.
As further improvement of the utility model, the top of the welding base is connected by axis pin with cushion cover,
Elastic buffer block is equipped between cushion cover bottom and sliding shoe.
As the further improvement of the utility model, two opposite sides of the cushion cover are equipped with prolongs upwards
The side wall stretched, the side wall upwardly extended are connected by axis pin with welding base；Cushion cover and the sides adjacent for upwardly extending side wall
Side is equipped with the baffle extended downwardly, and baffle is plugged in the inner cavity of welding base.
As the further improvement of the utility model, the buffer stopper is mounted in cushion cover.
As the further improvement of the utility model, the bi-lug plate is slot hole knot with promoting the lug plate holes on otic placode
Structure.
The working process of the utility model is as follows：
When hoistable platform is normally carried out promoting work, promotes big rope band and move promotion otic placode and axis pin along bi-lug plate slot hole
It is lifted up, meanwhile, the steel wire rope group drive braking pin shaft connected by promoting otic placode both sides overcomes the active force of compressed spring
Specific position is retracted to, braking pin shaft and the brake hole of track both sides maintain a certain distance, and ensure that hoistable platform can be smooth
It moves up and down.When the axis pin for promoting otic placode is promoted to slot hole the top of bi-lug plate, axis pin otic placode connection structure works band
Entire vehicle frame is moved to start to be lifted up.Entire lifting weight is born entirely by axis pin in lifting process.
When two, which promote big rope, is broken simultaneously, otic placode both sides are promoted no longer by lifting force, hoistable platform starts to fall.
With the whereabouts of hoistable platform, the compressed spring in the utility model extends, and pushes and is translated, and be inserted at banking pin axial trajectory
In the brake hole of track both sides, at this point, braking pin shaft, compressed spring and sliding shoe no longer fall, vehicle frame can be with whereabouts before
Speed continues to fall and compresses buffer stopper until hoistable platform stops falling.Braking pin shaft is driven by steel wire rope group and is promoted simultaneously
Otic placode and axis pin move downward certain distance.
It when left side is single promotes big fracture of rope, is promoted and lifting force is provided on the right side of otic placode, left side does not provide lifting force, is promoted
Otic placode can rotate inclination to the left along axis pin axis, at this point, the left side compressed spring in the utility model plays a role, push
The braking pin shaft inconsistent with it is overhanging, and braking pin shaft is inserted into the brake hole of left rail, braking pin shaft, compressed spring, cunning
Motion block no longer falls, and vehicle frame can continue to fall and compress buffer stopper until hoistable platform stops falling with falling speed before.
Braking pin shaft drives promotion otic placode and axis pin to move downward certain distance by steel wire rope group simultaneously.
The beneficial effects of the utility model are：
（1）The utility model is mounted on the left and right sides of hoistable platform, when needing emergency braking, by running through welding base
Braking pin shaft be inserted into the brake hole of track under the action of the compressed spring and carry out mechanical braking, not by electrical, hydraulic control
The influence of system securely and reliably, is not only suitable for two and promotes big fracture of rope, is also applied for the unilateral situation for promoting big fracture of rope；
（2）The utility model generated impact force during hoistable platform emergency braking passes through braking pin shaft, cunning
Motion block, buffer stopper, cushion cover are transmitted on vehicle frame, and buffer stopper plays cushioning effect, and entire hoistable platform is made to fall to stopping
Cheng Gengjia is steady, reduces the equipment of transport and impact dynamics that personnel are born；
（3）The utility model installs nut in the taper end of braking pin shaft, can prevent braking pin shaft in the work of compressed spring
Firmly lower abjection welding base；
（4）Bi-lug plate and the lug plate holes promoted on otic placode are long pore structure, and axis pin can slide up and down in otic placode slot hole
Specific range, the distance be used for compensate braking pin shaft stretching horizontal distance and buffer stopper by it is compressed up and down stroke.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of Fig. 1 middle orbits；
Fig. 3 be in Fig. 1 A-A to partial sectional view；
Fig. 4 is B-B direction partial sectional view in Fig. 1；
Fig. 5 is the structure diagram of welding base in Fig. 1；
Fig. 6 is the structure diagram of sliding shoe in Fig. 1；
Fig. 7 is the structure diagram of buffer stopper in Fig. 1；
Fig. 8 is the structure diagram of cushion cover in Fig. 1；
In figure：1st, track, 2, welding base, 3, cushion cover, 4, buffer stopper, 5, brake hole, 6, promote big rope, 7, promote ear
Plate, 8, sheave, 9, steel wire rope group, 10, braking pin shaft, 11, compressed spring, 12, sliding shoe, 13, nut, 14, bi-lug plate,
15th, vehicle frame, 16, slot hole, 17, through-hole, 18, baffle.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figures 1 to 81, a kind of hoistable platform break rope fall protection equipment, which is left and right symmetrically arranged
The both sides of hoistable platform vehicle frame 15, vehicle frame 15 are respectively arranged on the left side and the right side vertical track 1, and track 1 is equipped with several oval shapes
Dynamic hole 5, the device include the hollow welding base 2 being welded on vehicle frame 15, the two side walls parallel with track 1 of welding base 2
Lower part is equipped with symmetrical slot hole 16, and the sliding shoe that length is adapted with the width of welding base 2 is equipped in 2 inner cavity of welding base
12, the middle part of sliding shoe 12 is equipped with through-hole 17, and coniform braking pin shaft 10 is horizontal to be run through slot hole 16 and through-hole 17 and extend
The side wall of welding base 2, the tail portion of braking pin shaft 10 is butt end, adjoining with track 1, and braking pin shaft 10 is placed in outer in through-hole 17
Wall is equipped with compressed spring 11, the both ends of compressed spring 11 respectively with the tail portion of braking pin shaft 10, the inner wall top phase of through-hole 17
It contradicts, braking pin shaft 10, compressed spring 11, sliding shoe 12 can be moved up and down along slot hole 16 in welding base 2, braking pin shaft
10 taper end forepart is equipped with nut 13, is arranged on the earrings at the top of the taper end of braking pin shaft 10 and is connected with one end of steel wire rope group 9
It connects；
The middle part of vehicle frame 15 is equipped with the bi-lug plate 14 of mountain shape, and the top of bi-lug plate 14 passes through axis pin and promotion 7 phase of otic placode
Connection, the both sides of bi-lug plate 14 are respectively equipped with sheave 8, and the other end of steel wire rope group 9 passes through sheave 8 and promotion 7 phase of otic placode
Connection, the top for promoting otic placode 7 are connected by axis pin with promoting big rope 6.
The top of welding base 2 is connected by axis pin with cushion cover 3, is set between 3 bottom of cushion cover and sliding shoe 12
Flexible buffer stopper 4.
Two opposite sides of cushion cover 3 are equipped with the side wall upwardly extended, and the side wall upwardly extended passes through axis pin
It is connected with welding base 2；Cushion cover 3 is equipped with the baffle 18 extended downwardly, baffle 18 with upwardly extending the adjacent side of side wall
It is plugged in the inner cavity of welding base 2.
Buffer stopper 4 is mounted in cushion cover 3.
Bi-lug plate 14 is long pore structure with promoting the lug plate holes on otic placode 7.
The working process of the utility model is as follows：
When hoistable platform is normally carried out promoting work, promotes big 6 drive of rope and promote otic placode 7 and axis pin along bi-lug plate 14
Slot hole is lifted up, meanwhile, the steel wire rope group 9 connected by promoting 7 both sides of otic placode drives braking pin shaft 10 to overcome compressed spring
11 active force is retracted to specific position, and braking pin shaft 10 and the brake hole 5 of 1 both sides of track maintain a certain distance, and ensures to rise
Drop platform can be moved up and down smoothly.When the axis pin for promoting otic placode 7 is promoted to slot hole the top of bi-lug plate 14, axis pin otic placode
Connection structure, which works, drives entire vehicle frame 15 to start to be lifted up.Entire lifting weight is held entirely by axis pin in lifting process
By.
When two, which promote big rope 6, is broken simultaneously, 7 both sides of otic placode are promoted no longer by lifting force, under hoistable platform starts
It falls.With the whereabouts of hoistable platform, the compressed spring 11 in the utility model extends, and pushes braking pin shaft 10 to putting down at track 1
It moves, and is inserted into the brake hole 5 of 1 both sides of track, at this point, braking pin shaft 10, compressed spring 11 and sliding shoe 12 no longer fall, vehicle
Frame 15 can continue to fall and compress buffer stopper 4 until hoistable platform stops falling with falling speed before.Braking pin shaft simultaneously
10 drive promotion otic placode 7 and axis pin to move downward certain distance by steel wire rope group 9.
When big 6 fracture of rope of the single promotion in left side, promote 7 right side of otic placode and lifting force is provided, left side does not provide lifting force, carries
Inclination can be rotated to the left along axis pin axis by rising otic placode 7, be made at this point, the left side compressed spring 11 in the utility model plays
With, push the braking pin shaft 10 inconsistent with it overhanging, in the brake hole 5 of the insertion left rail 1 of braking pin shaft 10, braking pin shaft
10th, compressed spring 11, sliding shoe 12 no longer fall, and vehicle frame 15 is understood continue to fall and compress buffer stopper 4 with falling speed before
Until hoistable platform stops falling.Braking pin shaft 10 drives promotion otic placode 7 and axis pin to move downward one by steel wire rope group 9 simultaneously
Set a distance.
The utility model is mounted on the left and right sides of hoistable platform, when needing emergency braking, by running through welding base
Braking pin shaft is inserted into the brake hole of track under the action of compressed spring and carries out mechanical braking, not by electrical, hydraulic control system
The influence of system securely and reliably, is not only suitable for two and promotes big fracture of rope, is also applied for the unilateral situation for promoting big fracture of rope.
Claims (5)
1. a kind of hoistable platform breaks, rope fall protection equipment, the device are left and right symmetrically arranged in hoistable platform vehicle frame（15）Two
Side, vehicle frame（15）It is respectively arranged on the left side and the right side vertical track（1）, track（1）It is equipped with several oblong brake holes（5）, it is special
Sign is：The device includes being welded on vehicle frame（15）On hollow welding base（2）, welding base（2）With track（1）Parallel
Two side walls lower part is equipped with symmetrical slot hole（16）, welding base（2）Length and welding base are equipped in inner cavity（2）Width phase
The sliding shoe of adaptation（12）, sliding shoe（12）Middle part be equipped with through-hole（17）, coniform braking pin shaft（10）Level is through length
Hole（16）And through-hole（17）And extend welding base（2）Side wall, braking pin shaft（10）Tail portion for butt end, with track（1）Phase
It is neighbouring, braking pin shaft（10）It is placed in through-hole（17）Interior outer wall is equipped with compressed spring（11）, compressed spring（11）Both ends point
Not and braking pin shaft（10）Tail portion, through-hole（17）Inner wall top it is inconsistent, braking pin shaft（10）, compressed spring（11）, it is sliding
Motion block（12）It can be along slot hole（16）In welding base（2）It inside moves up and down, braking pin shaft（10）Taper end forepart be equipped with nut
（13）, it is arranged on braking pin shaft（10）Taper end at the top of earrings and steel wire rope group（9）One end be connected；
Vehicle frame（15）Middle part be equipped with mountain shape bi-lug plate（14）, bi-lug plate（14）Top pass through axis pin with promoted otic placode
（7）It is connected, bi-lug plate（14）Both sides be respectively equipped with sheave（8）, steel wire rope group（9）The other end pass through sheave（8）
With promoting otic placode（7）It is connected, promotes otic placode（7）Top pass through axis pin with promoting big rope（6）It is connected.
The rope fall protection equipment 2. hoistable platform according to claim 1 breaks, it is characterised in that：The welding base（2）
Top pass through axis pin and cushion cover（3）It is connected, cushion cover（3）Bottom and sliding shoe（12）Between be equipped with elastic buffer
Block（4）.
The rope fall protection equipment 3. hoistable platform according to claim 2 breaks, it is characterised in that：The cushion cover
（3）Two opposite sides are equipped with the side wall upwardly extended, and the side wall upwardly extended passes through axis pin and welding base（2）It is connected
It connects；Cushion cover（3）Adjacent side with upwardly extending side wall is equipped with the baffle extended downwardly（18）, baffle（18）It is plugged on weldering
Joint chair（2）Inner cavity in.
The rope fall protection equipment 4. hoistable platform according to claim 3 breaks, it is characterised in that：The buffer stopper（4）
Mounted on cushion cover（3）On.
The rope fall protection equipment 5. hoistable platform according to claim 4 breaks, it is characterised in that：The bi-lug plate（14）
With promoting otic placode（7）On lug plate holes be long pore structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403003.5U CN207581099U (en) | 2017-10-27 | 2017-10-27 | Hoistable platform break rope fall protection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403003.5U CN207581099U (en) | 2017-10-27 | 2017-10-27 | Hoistable platform break rope fall protection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207581099U true CN207581099U (en) | 2018-07-06 |
Family
ID=62729978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721403003.5U Expired - Fee Related CN207581099U (en) | 2017-10-27 | 2017-10-27 | Hoistable platform break rope fall protection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207581099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628504A (en) * | 2017-10-27 | 2018-01-26 | 兰州兰石集团有限公司 | The disconnected rope fall protection equipment of hoistable platform |
-
2017
- 2017-10-27 CN CN201721403003.5U patent/CN207581099U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628504A (en) * | 2017-10-27 | 2018-01-26 | 兰州兰石集团有限公司 | The disconnected rope fall protection equipment of hoistable platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180706 Termination date: 20211027 |