CN206494605U - The anti-hypervelocity catcher of fall arrest of elevating mechanism - Google Patents
The anti-hypervelocity catcher of fall arrest of elevating mechanism Download PDFInfo
- Publication number
- CN206494605U CN206494605U CN201720146258.1U CN201720146258U CN206494605U CN 206494605 U CN206494605 U CN 206494605U CN 201720146258 U CN201720146258 U CN 201720146258U CN 206494605 U CN206494605 U CN 206494605U
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- China
- Prior art keywords
- rectangular channel
- lifting base
- wedge
- rotating shaft
- flywheel
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Abstract
The utility model discloses a kind of anti-hypervelocity catcher of fall arrest of elevating mechanism, solve that the anti-fall mechanism configured on existing vertical lifting mechanism is present complicated and the problem of take up space big.Wedge-shaped slot, up-small and down-big wedge are provided with the top of rectangular channel（9）It is hanging connected in below wedge-shaped slot, in up-small and down-big wedge（9）Lower end be provided with drag hook under L-shaped wedge（10）, make rotating shaft when elevating mechanism stall declines（12）End set link（11）With drag hook under L-shaped wedge（10）Mounting is disengaged, up-small and down-big wedge（9）Lower end lose after traction, spring（8）Can be by up-small and down-big wedge（9）Relative to lifting base（1）Motion, up-small and down-big wedge upwards（9）Enter lifting base（1）In the wedge-shaped slot on top, by lifting base（1）With riser guide（7）Clamping stagnation is together.The utility model mechanism is independently installed, it is not necessary to power supply, is quick on the draw, and maintenance is easy.
Description
Technical field
It is more particularly to a kind of under the preventing after its stall of vertical lifting mechanism the present invention relates to a kind of mechanical trap
The mechanical trap fallen.
Background technology
Vertical lifting mechanism generally catches brake apparatus equipped with disconnected rope tenesmus protection, these protection devices it is general respectively by
Speed limiting mechanism, brake actuator and brake actuator composition, are by connecting rod, brake block, limiter of speed from ground to top
Anti-fall function is braked and is realized there is mechanism structure complexity jointly with steel wire rope, anti-drop system easily breaks down, taken up space
Big and difficult in maintenance the problem of.
The content of the invention
The invention provides a kind of anti-hypervelocity catcher of fall arrest of elevating mechanism, solve on existing vertical lifting mechanism
The complicated and big technical problem that takes up space that the anti-fall mechanism of configuration is present.
A kind of anti-hypervelocity catcher of the fall arrest of elevating mechanism, including the lifting base being fixed together with elevating mechanism
Seat and riser guide, are provided with the rectangular channel of above-below direction, rectangular channel left internal side is vertical along the vertical direction on lifting base
Directly set, rectangular channel Right Inboard face bottom is vertically disposed along the vertical direction, and rectangular channel Right Inboard face top is along upward
Direction slopes inwardly what is set, and riser guide is provided in the rectangular channel on the right side of rectangular channel left internal side, in rectangular channel
Upper end be provided with top cover plate, riser guide is provided with the cover plate of top by hole, cover plate, which is hung oneself, on top is connected to spring,
Hung in the lower end of spring and be connected to up-small and down-big wedge, up-small and down-big wedge is provided in rectangular channel, up-small and down-big
The lower end of wedge is provided with drag hook under L-shaped wedge, is provided with shaft hole in the groove bottom of rectangular channel, is set in shaft hole
Rotating shaft set is equipped with, rotating shaft is movably set with rotating shaft set, one end of rotating shaft is arranged in rectangular channel, the other end of rotating shaft stretches out
Outside the trailing flank of lifting base, be provided with link in the end of the rotating shaft in rectangular channel, link be with L-shaped wedge
What the lower end of drag hook overlapped, set in the rotating shaft set on the other end of the rotating shaft outside the trailing flank for reaching lifting base
Be equipped with flywheel needle bearing, flywheel be provided with flywheel needle bearing, the rotating shaft outside the trailing flank of lifting base it is another
It is fixedly installed on the end face at end and rotatably compresses castle wheel, fixation is set on the outer face for rotatably compressing the flywheel on the outside of castle wheel
Ratchet supporting pin is equipped with, curved pawl is hinged with ratchet supporting pin, is set on the trailing flank of the lifting base below flywheel
Guide wheel shaft is equipped with, one end of guide wheel shaft is arranged in rectangular channel, and the other end of guide wheel shaft is arranged on outside the trailing flank of lifting base,
Guide wheel is provided with one end of guide wheel shaft in rectangular channel, together with guide wheel is in rolling contact with riser guide, in lifting base
Trailing flank outside be provided with belt driving wheel on the other end of guide wheel shaft that sets, be provided between belt driving wheel and flywheel
Feed belt.
Front side surface cover is provided with the leading flank of rectangular channel, belt compression is provided with the trailing flank of lifting base
Wheel；The top spring mounting hole on left and right directions is provided with lifting base on the bottom of rectangular channel Right Inboard face, spring is installed on top
Top spring is provided with hole, the outer end of spring is pushed up together with guide wheel shaft apical grafting；Ratchet major part is provided with the two ends of curved pawl.
Simple in construction, small volume of the invention, takes up space small, mechanism is independently installed, it is not necessary to power supply, is quick on the draw,
Maintenance is easy.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is structural representation of the present invention on left view direction；
Fig. 3 is structural representation of the present invention in rear apparent direction；
Fig. 4 is structural representation of the present invention in overlook direction；
Fig. 5 is the rotating shaft 12 of the present invention, rotatably compresses matching relationship between castle wheel 25, flywheel 21 and curved pawl 27
Figure.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings：
A kind of anti-hypervelocity catcher of the fall arrest of elevating mechanism, including the lifting base being fixed together with elevating mechanism
Seat 1 and riser guide 7, are provided with the rectangular channel of above-below direction on lifting base 1, and rectangular channel left internal side 2 is vertically square
To vertically disposed, rectangular channel Right Inboard face bottom 3 is vertically disposed along the vertical direction, and rectangular channel Right Inboard face top 4 is
Slope inwardly what is set in upward direction, riser guide 7 is provided in the rectangular channel on the right side of rectangular channel left internal side 2,
The upper end of rectangular channel is provided with top cover plate 5, riser guide is provided with top cover plate 5 by hole 6, the cover plate 5 on top
Hang oneself and be connected to spring 8, hung in the lower end of spring 8 and be connected to up-small and down-big wedge 9, up-small and down-big wedge 9 is provided in rectangle
In groove, drag hook 10 under L-shaped wedge is provided with the lower end of up-small and down-big wedge 9, is set in the groove bottom of rectangular channel
There is shaft hole 24, rotating shaft set 23 is provided with shaft hole 24, rotating shaft 12, the one of rotating shaft 12 are movably set with rotating shaft set 23
End is arranged in rectangular channel, and the other end of rotating shaft 12 is stretched out outside the trailing flank of lifting base 1, in the rotating shaft in rectangular channel
12 end is provided with link 11, and link 11 is overlapped with the lower end of drag hook 10 under L-shaped wedge, is reaching liter
Drop and be provided with flywheel needle bearing 22 in the rotating shaft set 23 on the other end of the rotating shaft 12 outside the trailing flank of pedestal 1, in flywheel rolling
Flywheel 21 is provided with needle bearing 22, is fixedly installed on the end face of the other end of the rotating shaft 12 outside the trailing flank of lifting base 1
Castle wheel 25 is rotatably compressed, ratchet support is fixedly installed on the outer face of flywheel 21 for rotatably compressing the outside of castle wheel 25
Pin 26, is hinged with curved pawl 27 in ratchet supporting pin 26, is provided with the trailing flank of the lifting base 1 below flywheel 21
Guide wheel shaft 15, one end of guide wheel shaft 15 is arranged in rectangular channel, and the other end of guide wheel shaft 15 is arranged on the trailing flank of lifting base 1
Outside, guide wheel 16 is provided with one end of the guide wheel shaft 15 in rectangular channel, together with guide wheel 16 is in rolling contact with riser guide 7,
Belt driving wheel 18 is provided with the other end of the guide wheel shaft 15 set outside the trailing flank of lifting base 1, in belt driving wheel
Feed belt 20 is provided between 18 and flywheel 21.
Front side surface cover 17 is provided with the leading flank of rectangular channel, belt is provided with the trailing flank of lifting base 1
Contact roller 19；The top spring mounting hole 13 on left and right directions is provided with lifting base 1 on rectangular channel Right Inboard face bottom 3,
Top spring 14 is provided with the spring mounting hole 13 of top, the outer end of spring 14 is pushed up together with the apical grafting of guide wheel shaft 15；In curved pawl 27
Two ends are provided with ratchet major part 28.
When elevating mechanism normally declines, the lifting base 1 being fixed together with elevating mechanism is with normal speed
Drop, guide wheel 16 is normally scrolled down through on riser guide 7, and guide wheel 16 drives guide wheel shaft 15 and belt driving wheel 18 to rotate, skin
Band driving wheel 18 is rotated by the flywheel driven 21 of feed belt 20, and flywheel 21 is with pawl supporting pin 26 also normal rotation, in spine
Curved pawl 27 in pawl supporting pin 26 is normally moved in a circle, and curved pawl 27 is not contacted with rotatably compressing castle wheel 25；This
When rotating shaft 12 it is motionless during decline, the link 11 that the end of rotating shaft 12 is set is articulated in one with drag hook 10 under L-shaped wedge
Rise, spring 8 is in extended state, up-small and down-big wedge 9 is in the lower section of the wedge-shaped slot on the top of rectangular channel, and in outstanding
Dummy status.
When elevating mechanism stall declines, the lifting base 1 being fixed together with elevating mechanism occurs and added suddenly
The phenomenon of speed, guide wheel 16 can also accelerate downwards to roll suddenly on riser guide 7, and guide wheel 16 drives guide wheel shaft 15 and belt actively
Wheel 18 rotates, and belt driving wheel 18 can accelerate to rotate suddenly by the flywheel driven 21 of feed belt 20, the acceleration suddenly of flywheel 21
Rotation, can rotate the run-off the straight of curved pawl 27 in ratchet supporting pin 26, ratchet major part 28 sticks up under the action of the centrifugal force
Rise, one end of curved pawl 27 is contacted with rotatably compressing castle wheel 25, drive rotatably compresses castle wheel 25 and rotated, and rotatably compresses
Castle wheel 25 can drive rotating shaft 12 to rotate, and make the link 11 that the end of rotating shaft 12 is set and the mounting of drag hook 10 under L-shaped wedge de-
Open, the lower end of up-small and down-big wedge 9 is lost after traction, spring 8 can be by up-small and down-big wedge 9 relative to lifting base 1
Motion upwards, up-small and down-big wedge 9 is entered in the wedge-shaped slot on the top of lifting base 1, by lifting base 1 and riser guide 7
Together, cause the OQ t guide rail 7 of lifting base 1 moves downward stopping to clamping stagnation, play prevent lifting base 1 and with its phase
The elevating mechanism of connection will not stall decline.The present invention not only realizes that breaking rope protecting can also precisely realize overspeed protection, mechanism
Without electrical equipment control, safety and reliability.
Claims (2)
1. a kind of anti-hypervelocity catcher of the fall arrest of elevating mechanism, including the lifting base being fixed together with elevating mechanism
（1）And riser guide（7）, in lifting base（1）On be provided with the rectangular channel of above-below direction, rectangular channel left internal side（2）It is edge
Above-below direction is vertically disposed, rectangular channel Right Inboard face bottom（3）It is vertically disposed along the vertical direction, rectangular channel Right Inboard face
Top（4）It is to slope inwardly to set in upward direction, riser guide（7）It is provided in rectangular channel left internal side（2）Right side
Rectangular channel in, it is characterised in that the upper end of rectangular channel is provided with top cover plate（5）, in top cover plate（5）On be provided with
Riser guide passes through hole（6）, in top cover plate（5）Hang oneself and be connected to spring（8）, in spring（8）Lower end hang be connected to it is up-small and down-big
Wedge（9）, up-small and down-big wedge（9）It is provided in rectangular channel, in up-small and down-big wedge（9）Lower end be provided with
Drag hook under L-shaped wedge（10）, shaft hole is provided with the groove bottom of rectangular channel（24）, in shaft hole（24）In be provided with turn
Axle sleeve（23）, in rotating shaft set（23）In be movably set with rotating shaft（12）, rotating shaft（12）One end be arranged in rectangular channel, rotating shaft
（12）The other end stretch out in lifting base（1）Trailing flank outside, in the rotating shaft in rectangular channel（12）End be provided with
Link（11）, link（11）It is and drag hook under L-shaped wedge（10）Lower end overlap, reaching lifting base
（1）Trailing flank outside rotating shaft（12）The other end on rotating shaft set（23）On be provided with flywheel needle bearing（22）, in flywheel
Needle bearing（22）On be provided with flywheel（21）, in lifting base（1）Trailing flank outside rotating shaft（12）The other end end face
On be fixedly installed and rotatably compress castle wheel（25）, rotatably compressing castle wheel（25）The flywheel in outside（21）Outer face on it is solid
Surely it is provided with ratchet supporting pin（26）, in ratchet supporting pin（26）On be hinged with curved pawl（27）, in flywheel（21）Lower section
Lifting base（1）Trailing flank on be provided with guide wheel shaft（15）, guide wheel shaft（15）One end be arranged in rectangular channel, guide wheel shaft
（15）The other end be arranged on lifting base（1）Trailing flank outside, the guide wheel shaft in rectangular channel（15）One end on be provided with
Guide wheel（16）, guide wheel（16）With riser guide（7）It is in rolling contact together, in lifting base（1）Trailing flank outside set lead
Wheel shaft（15）The other end on be provided with belt driving wheel（18）, in belt driving wheel（18）With flywheel（21）Between be provided with biography
Send belt（20）.
2. the anti-hypervelocity catcher of the fall arrest of a kind of elevating mechanism according to claim 1, it is characterised in that in rectangular channel
Leading flank on be provided with front side surface cover（17）, in lifting base（1）Trailing flank on be provided with belt contact roller（19）；
Rectangular channel Right Inboard face bottom（3）On lifting base（1）On be provided with top spring mounting hole on left and right directions（13）, in top spring
Mounting hole（13）In be provided with top spring（14）, push up spring（14）Outer end and guide wheel shaft（15）Apical grafting is together；In curved pawl
（27）Two ends be provided with ratchet major part（28）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720146258.1U CN206494605U (en) | 2017-02-18 | 2017-02-18 | The anti-hypervelocity catcher of fall arrest of elevating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720146258.1U CN206494605U (en) | 2017-02-18 | 2017-02-18 | The anti-hypervelocity catcher of fall arrest of elevating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206494605U true CN206494605U (en) | 2017-09-15 |
Family
ID=59805096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720146258.1U Expired - Fee Related CN206494605U (en) | 2017-02-18 | 2017-02-18 | The anti-hypervelocity catcher of fall arrest of elevating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206494605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629313A (en) * | 2017-02-18 | 2017-05-10 | 太原高科锐志物流仓储设备有限公司 | Anti-falling and anti-overspeed trapper of elevator mechanism |
-
2017
- 2017-02-18 CN CN201720146258.1U patent/CN206494605U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629313A (en) * | 2017-02-18 | 2017-05-10 | 太原高科锐志物流仓储设备有限公司 | Anti-falling and anti-overspeed trapper of elevator mechanism |
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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: 20170915 Termination date: 20190218 |