CN206606986U - A kind of pressure open-and-close mechanism of lowering or hoisting gear - Google Patents
A kind of pressure open-and-close mechanism of lowering or hoisting gear Download PDFInfo
- Publication number
- CN206606986U CN206606986U CN201720335569.2U CN201720335569U CN206606986U CN 206606986 U CN206606986 U CN 206606986U CN 201720335569 U CN201720335569 U CN 201720335569U CN 206606986 U CN206606986 U CN 206606986U
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- China
- Prior art keywords
- lowering
- hoisting gear
- locking device
- lozenges
- supporting leg
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Abstract
The utility model is related to a kind of lowering or hoisting gear, the pressure open-and-close mechanism of specifically related to a kind of lowering or hoisting gear, the ground connection branch leg outer side is provided with the expansion link of vertical motion, locking device is provided with the upper end of expansion link, connection pole is upper and locking device is correspondingly arranged lockhole, and the locking device, which is provided with, makes the idler wheel mechanism that it locks or unlocked automatically, so that when shelter declines, locking device is locked with lockhole, and when shelter rises, locking device unlocks with lockhole.The mechanism can realize automatically opening up and locking for locking device, automatically terminate or lock connection branch bar state, without it is manually operated, eliminate safe hidden trouble, improve lowering or hoisting gear operational efficiency.
Description
Technical field
The utility model is related to a kind of lowering or hoisting gear, the pressure open-and-close mechanism of particularly a kind of lowering or hoisting gear.
Background technology
The structure of shelter is similar to container, is generally welded by sheet metal, and shelter is generally equipped with carrier vehicle, and one
As be picking-up vehicle, delivered by carrier vehicle to required place, its standard be also refer to container standard formulation, with container
Compare, shelter has higher mobility, can be field rescue using the various articles of the space configuration of shelter and equipment
Reliable guarantee is provided Deng action.
But the shelter heavier-weight of equipment and object is equipped with, to realize shelter to the loading between carrier vehicle or unload
Under, typically operated by the way of directly lifting by crane, such shelter charge and discharge operations are complex, and the requirement to equipment is higher, no
It is adapted to very much the situation of field rescue action；With the development of technology, a kind of square cabin lifting device is developed, the shelter liter
Falling unit sets two vertical supporting legs, wherein a supporting leg stands on ground, another supporting leg is fixed with shelter, and sets pole will
Two supporting legs are connected, and utilize the branch for standing on another of movable internal pipe lifting drive being arranged in the supporting leg of ground and shelter fixation
Leg is moved, and realizes the descending operation of shelter, and stable state is kept behind target location generally for allowing shelter to be elevated to, can be in branch
The locking mechanism spacing to pole is set up on leg.But such setting there is problems：
Locking mechanism on pole needs to open in the past rising of lowering or hoisting gear, so that position and the rising of supporting leg of pole
Action is adapted, and needs to lock pole when lowering or hoisting gear drops to certain position, to ensure the relative position of two supporting legs
Put stabilization；But the opening of locking mechanism and locking are required for people manually operated, inconvenient operation and the operating time is needed, and in side
Manual operation locking mechanism is unfavorable for improving the operation effect of lowering or hoisting gear there is also certain potential safety hazard in the lifting process of cabin
Rate.
Utility model content
The purpose of this utility model is：For existing lowering or hoisting gear branch rod lock mechanism need special messenger unlock manually and
Locking, operation is inconvenient and needs the operating time, and operation has potential safety hazard, and the technology that the operational efficiency of lowering or hoisting gear is low is asked
Topic is there is provided a kind of pressure open-and-close mechanism of lowering or hoisting gear, and the mechanism can realize automatically opening up and locking for locking mechanism, without hand
It is dynamic to operate, eliminate safe hidden trouble, improve the operational efficiency of lowering or hoisting gear.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of pressure open-and-close mechanism of lowering or hoisting gear, the ground connection branch leg outer side is provided with the expansion link of vertical motion,
The upper end of expansion link is provided with locking device, and connection pole is upper and locking device is correspondingly arranged on lockhole, the locking device and set
There is the idler wheel mechanism for making it lock or unlock automatically so that when shelter declines, locking device is locked with lockhole, when shelter rises
When, locking device unlocks with lockhole.
The pressure open-and-close mechanism of the lowering or hoisting gear optimizes design on the basis of existing lowering or hoisting gear, is grounded supporting leg phase
To regularly installing on the ground, and shelter bearing is connected with shelter and is moved up and down with the driving of drive device with shelter, even
Connect pole two ends respectively with ground connection supporting leg and shelter bearing be hinged, under normal circumstances connect pole can with shelter bearing rising
With decline any activity, but can not infinitely decline during decline in shelter, due to considering shelter own wt and declining
Inertia in journey is, it is necessary to allow it to be fixed position when dropping to certain position, because connection pole two ends are the structures that are hinged,
It is contemplated that setting locking device to lock the position for connecting pole, and then shelter is allowed to be kept after certain position is dropped to
Stable state.
The pressure open-and-close mechanism of this lowering or hoisting gear is that the locking device for connecting pole is improved, outside ground connection supporting leg
The expansion link upper end of side sets locking device, and the connection pole of locking device and the top coordinates, and sets on the locking apparatus
Put the idler wheel mechanism for making it lock or unlock automatically so that when shelter declines, locking device is locked automatically with being connected pole, is made
The relative position for connecing shelter is stable, prevents shelter during decline because of self gravitation and acceleration excessive descent；When shelter is needed
When rising to desired height position, locking device is locked automatically by own wt, and whole process is without manually operated, elimination
Potential safety hazard, improves the operational efficiency of lowering or hoisting gear.
As preferred scheme of the present utility model, the locking device includes tongue linked bar and is arranged on tongue linked bar
The dead bolt of end, the position of the dead bolt is corresponding with the lockhole position set on connection pole, in the another of tongue linked bar
Hold as roller devices, the tongue linked bar is hinged with expansion link, jointed shaft is located between dead bolt and roller devices.Tongue linked
Bar is hinged with expansion link, and jointed shaft is located between dead bolt and roller devices, and tongue linked bar can be allowed to be connected with the end of roller devices
Portion's displacement is changed into the amount of spin of roller, and dead bolt end is produced larger displacement amount using lever principle, realizes quick lock in
With the purpose of unblock.
As preferred scheme of the present utility model, the idler wheel mechanism includes the roller devices being arranged on tongue linked bar
With the lozenges for being arranged at ground connection supporting leg upper end, the lozenges is correspondingly arranged with roller devices, tongue linked bar is transported downwards
Roller devices are contacted with lozenges when dynamic.Set the shape of lozenges, you can contacted with roller devices using lozenges, make lock
The roller devices end of tongue gangbar is rotated under the stop of lozenges, and then drives the dead bolt end of tongue linked bar to move up and down,
Realize the locking or unblock of dead bolt.
As preferred scheme of the present utility model, the roller devices include the roller shaft being connected with tongue linked bar and set
Put the roller sleeve rotated around it on roller shaft.
As preferred scheme of the present utility model, the tongue linked bar is L-shaped, and tongue linked bar is cut with scissors with expansion link upper end
Connect, the distance at jointed shaft and roller devices end is less than its distance with dead bolt end.L-shaped tongue linked bar is easy to dead bolt and company
The lockhole connect on pole coordinates, and pin joint is positioned close into roller devices end, when roller devices are rolled on lozenges,
The amount of exercise of dead bolt is bigger, is easy to faster realize unlocking or unblock operation.
As preferred scheme of the present utility model, it is additionally provided with the tongue linked bar for limiting the rising of tongue linked bar
The blend stop of position, the blend stop is set on ground connection supporting leg.The blend stop set in tongue linked bar upper end, for limiting tongue linked
The position that bar rises with expansion link so that after tongue linked bar rises to certain position, blend stop is by ground connection supporting leg upper end
It is spacing, tongue linked bar is not unrestrictedly increased, and only the jointed shaft around itself and expansion link rotates, and maintains locking device
With the released state of pole.
As preferred scheme of the present utility model, the quantity of the connection pole is two, respectively upper connection pole and
Lower connection pole, and two poles are be arranged in parallel, and the lockhole being adapted with dead bolt is provided with upper connection pole.
As preferred scheme of the present utility model, be provided with supporting leg inner tube in the ground connection supporting leg, the supporting leg inner tube it is upper
Lower surface is respectively arranged with lozenges and lower lozenges, the position of the upper lozenges higher than ground connection supporting leg at the top of, it is described under
The position of lozenges is less than ground connection supporting leg bottom.
As preferred scheme of the present utility model, the expansion link lower end is connected with flap, and described flap one end is with stretching
Contracting boom end is hinged, and the other end is connected with the middle part of roller devices, the flap to be hinged with ground connection supporting leg, the flap end
Roller devices are corresponding with lower wedge-shaped face to be set.So that when expansion link declines, lower lozenges and the roller devices of flap end
Contact, rotates end of the flap with roller devices, expansion link rapid decrease is driven under lever principle, and then allow flexible
Bar pulls the revolution of tongue linked bar, realizes the locking of dead bolt and connection pole, stable shelter relative position.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1st, the pressure open-and-close mechanism of this lowering or hoisting gear is that the locking device for connecting pole is improved, in ground connection supporting leg
The expansion link upper end in outside sets locking device, and the connection pole of locking device and the top coordinates, and on the locking apparatus
Setting makes the idler wheel mechanism that it locks or unlocked automatically so that when shelter declines, locking device is locked automatically with being connected pole,
Make the relative position for connecing shelter stable, prevent shelter during decline because of self gravitation and acceleration excessive descent；Work as shelter
When needing to rise to desired height position, locking device is locked automatically by own wt, whole process without it is manually operated, disappear
Except potential safety hazard, the operational efficiency of lowering or hoisting gear is improved；
2nd, tongue linked bar and expansion link are hinged, and jointed shaft is located between dead bolt and roller devices, can allow tongue linked
The end displacement amount that bar is connected with roller devices is changed into the amount of spin of roller, and dead bolt end is produced larger position using lever principle
Shifting amount, realizes the purpose of quick lock in and unblock；
3rd, the shape of the lozenges on ground connection supporting leg end face is set, you can contact, make with roller devices using lozenges
The roller devices end of tongue linked bar is rotated under the stop of lozenges, and then is transported above and below the dead bolt end of drive tongue linked bar
It is dynamic, realize the locking or unblock of dead bolt；
4th, L-shaped tongue linked bar is easy to lockhole of the dead bolt with being connected on pole to coordinate, and pin joint is arranged on and leaned on
Nearly roller devices end, when roller devices are rolled on lozenges, the amount of exercise of dead bolt is bigger, is easy to faster realize unlocking or solves
Lock operation；
5th, supporting leg inner tube upper and lower end face is arranged to lozenges so that when expansion link declines, lower lozenges and hinge
The roller devices contact of plate end, rotates end of the flap with roller devices, drives expansion link fast under lever principle
Speed declines, and then allows expansion link to pull the revolution of tongue linked bar, realizes the locking of dead bolt and connection pole, stable shelter is with respect to position
Put.
Brief description of the drawings
Fig. 1 is the structural representation of the pressure open-and-close mechanism of the utility model lowering or hoisting gear.
Fig. 2 is Fig. 1 left view.
Fig. 3 be Fig. 1 in supporting leg inner tube structural representation.
Fig. 4 is the structural representation of roller devices in Fig. 1.
Marked in figure：1- bearings, 2- flaps, 3- expansion links, 4- tongue linked bars, 5- blend stops, 6- tension pulley blocks, 7- locks
Connected on tongue, 8- shelter bearings, 9- and pole is connected under pole, 10- driving wheels, 11-, 12- ground connection supporting legs, 13- roller devices,
Lozenges under 131- rollers, 132- roller shafts, 14- supporting leg inner tubes, the upper lozenges of 141-, 142-.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain this
Utility model, is not used to limit the utility model.
Embodiment 1
As shown in Figures 1 to 4, the pressure open-and-close mechanism of the lowering or hoisting gear of the present embodiment, including branch are located at the ground connection on ground
Supporting leg 12 and the shelter bearing 8 being connected with shelter, the outside of ground connection supporting leg 12 are provided with the expansion link 3 of vertical motion, described
At least two connection poles are set between shelter bearing 8 and ground connection supporting leg 12, the upper end of expansion link 3 is provided with locking device,
The connection pole of the top is correspondingly arranged to be additionally provided with lockhole, the locking device with locking device makes it lock or solve automatically
The idler wheel mechanism of lock so that when shelter declines, locking device is locked with lockhole, when shelter rises, locking device and lockhole
Unlock.
The pressure open-and-close mechanism of the lowering or hoisting gear optimizes design on the basis of existing lowering or hoisting gear, is grounded supporting leg phase
To regularly installing on the ground, and shelter bearing is connected with shelter and is moved up and down with the driving of drive device with shelter, even
Connect pole two ends respectively with ground connection supporting leg and shelter bearing be hinged, under normal circumstances connect pole can with shelter bearing rising
With decline any activity, but can not infinitely decline during decline in shelter, due to considering shelter own wt and declining
Inertia in journey is, it is necessary to allow it to be fixed position when dropping to certain position, because connection pole two ends are the structures that are hinged,
It is contemplated that setting locking device to lock the position for connecting pole, and then shelter is allowed to be kept after certain position is dropped to
Stable state.
In the present embodiment, the locking device includes tongue linked bar 4 and is arranged on the dead bolt 7 of the end of tongue linked bar 4,
The position of the dead bolt 7 is corresponding with the lockhole position set on connection pole, is filled in the other end of tongue linked bar 4 for roller
13 are put, the tongue linked bar 4 is hinged with expansion link 3, jointed shaft is located between dead bolt 7 and roller devices 13.Tongue linked bar
It is hinged with expansion link, and jointed shaft is located between dead bolt and roller devices, and tongue linked bar can be allowed to be connected with the end of roller devices
Displacement is changed into the amount of spin of roller, and dead bolt end is produced larger displacement amount using lever principle, realize quick lock in and
The purpose of unblock.As shown in fig. 1, the top of ground connection supporting leg 12 is provided with tension pulley block 6, tongue linked bar 4 is connected with roller
The end of device 13 is in the position close to tension pulley block 6.
In the present embodiment, the idler wheel mechanism includes the roller devices 13 being arranged on tongue linked bar 4 and is arranged to connect
The lozenges of the upper end of ground supporting leg 12, the lozenges is correspondingly arranged with roller devices 13, is rolled when moving downward tongue linked bar 4
Wheel apparatus 13 is contacted with lozenges.Set the shape of lozenges, you can contacted with roller devices using lozenges, join dead bolt
The roller devices end of lever is rotated under the stop of lozenges, and then drives the dead bolt end of tongue linked bar to move up and down, and is realized
The locking or unblock of dead bolt.
Further, as shown in figure 4, the roller devices 14 include the roller shaft 132 being connected with tongue linked bar 4 and set
Put the roller sleeve 131 rotated around it on roller shaft 132.
In the present embodiment, the tongue linked bar 13 is L-shaped, and tongue linked bar 13 is hinged with the upper end of expansion link 3, jointed shaft
It is less than its distance with dead bolt end with the distance at roller devices end.L-shaped tongue linked bar is easy to dead bolt with being connected on pole
Lockhole coordinate, and pin joint is positioned close to roller devices end, when roller devices are rolled on lozenges, the fortune of dead bolt
Momentum is bigger, is easy to faster realize unlocking or unblock operation.
In the present embodiment, the blend stop for limiting the lifting position of tongue linked bar 13 is additionally provided with the tongue linked bar 13
5, the blend stop 5 sets ground connection supporting leg top.The blend stop set in tongue linked bar upper end, for limiting tongue linked bar with stretching
The position that contracting bar rises so that after tongue linked bar rises to certain position, blend stop is spacing by ground connection supporting leg upper end,
Tongue linked bar is set unrestrictedly not increase, and only the jointed shaft around itself and expansion link rotates, and maintains locking device and pole
Released state.
In the present embodiment, the quantity of the connection pole is two, respectively upper connection pole 9 and lower connection pole 11,
And two poles be arranged in parallel, the lockhole being adapted with dead bolt 7 is provided with upper connection pole 9.
In the present embodiment, as shown in figure 3, being provided with supporting leg inner tube, the upper end of the supporting leg inner tube 14 in the ground connection supporting leg
Face sets upper lozenges 141, and the position of the upper lozenges 141 is higher than the top of ground connection supporting leg 14.Specifically, with reference to Fig. 1 to Fig. 4
It is shown, when the driving wheel 10 under shelter bearing 8 drives shelter to move downward under the driving of drive device, tongue linked bar 4
Moved downward with expansion link 3, and after the roller devices 13 of tongue linked bar 4 are contacted with upper lozenges 141, roller 131 is rotated,
Because the jointed shaft of tongue linked bar 4 and expansion link 3 is closer to the end of roller devices 13 so that the end of dead bolt 7 of tongue linked bar 4
Displacement it is bigger, and move up, it is rapid to unlock, automatically terminate the lock-out state of connection pole 9；And when shelter rises
When, roller devices 13 and upper lozenges separating contacting state, dead bolt 7 coordinate with lockhole automatically under self gravitation drive, realize
The state of locking.
In summary, the pressure open-and-close mechanism of the lowering or hoisting gear of the present embodiment has advantages below：This lowering or hoisting gear it is strong
Open-and-close mechanism processed is that the locking device for connecting pole is improved, and locking is set in the expansion link upper end of ground connection branch leg outer side
Device, and the connection pole cooperation of locking device and the top, and setting makes what it locked or unlocked automatically on the locking apparatus
Idler wheel mechanism so that when shelter declines, locking device is locked automatically with being connected pole, makes the relative position for connecing shelter stable,
Prevent shelter during decline because of self gravitation and acceleration excessive descent；When shelter needs to rise to desired height position
When, locking device is locked automatically by own wt, whole process without it is manually operated, eliminate safe hidden trouble, improve lifting dress
The operational efficiency put.
Embodiment 2
As shown in figure 3, the top and bottom of supporting leg inner tube 14 are all provided with being set to wedge by the present embodiment on the basis of embodiment 1
Shape face, respectively upper lozenges 141 and lower lozenges 142.
Further, as shown in figure 1, being connected with flap 2 in the lower end of expansion link 3, described one end of flap 2 is with stretching
The end of bar 3 is hinged, and the other end is connected with roller devices 13, and the middle part of flap 12 is hinged with ground connection supporting leg, the roller devices
13 are correspondingly arranged with lower lozenges 142.So that when expansion link rises, lower lozenges and the roller devices of flap end connect
Touch, rotate end of the flap with roller devices, expansion link rapid increase is driven under lever principle, and then allow dead bolt to join
Lever is turned round, and is realized dead bolt and is connected the locking of pole, stable shelter relative position, according to the adjustable height demand of shelter, if
Size and the position of jointed shaft of flap and tongue linked bar are counted, so as to reach the latched position of dead bolt and the liter cabin of shelter
Or drop cabin highly meets use demand.
Remaining setting is same as Example 1.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of pressure open-and-close mechanism of lowering or hoisting gear, is provided with expansion link, it is characterised in that in expansion link along ground connection supporting leg outer wall
Upper end be provided with locking device, connection pole is upper to be correspondingly arranged lockhole with locking device, and the locking device, which is provided with, makes it
The automatic idler wheel mechanism for locking or unlocking so that when shelter declines, locking device is locked with lockhole, when shelter rises, lock
Determine device to unlock with lockhole.
2. the pressure open-and-close mechanism of lowering or hoisting gear according to claim 1, it is characterised in that the locking device includes lock
The dead bolt of tongue gangbar and its end, is roller devices, the tongue linked bar and expansion link in the other end of tongue linked bar
It is hinged, jointed shaft is located between dead bolt and roller devices.
3. the pressure open-and-close mechanism of lowering or hoisting gear according to claim 2, it is characterised in that the idler wheel mechanism includes setting
The roller devices being placed on tongue linked bar and the lozenges for the inner tube upper end for being arranged at ground connection supporting leg, the lozenges and roller
Device is correspondingly arranged, and roller devices are contacted with lozenges when moving downward tongue linked bar.
4. the pressure open-and-close mechanism of lowering or hoisting gear according to claim 3, it is characterised in that the roller devices include with
Roller shaft and be arranged on the roller sleeve rotated around it on roller shaft that tongue linked bar is connected.
5. the pressure open-and-close mechanism of the lowering or hoisting gear according to one of claim 2-4, it is characterised in that the tongue linked
Bar is L-shaped, and tongue linked bar is hinged with expansion link upper end, the distance at jointed shaft and roller devices end be less than its with dead bolt end away from
From.
6. the pressure open-and-close mechanism of lowering or hoisting gear according to claim 5, it is characterised in that above the tongue linked bar
The blend stop for limiting tongue linked bar lifting position is additionally provided with, the blend stop is set on ground connection supporting leg.
7. the pressure open-and-close mechanism of lowering or hoisting gear according to claim 2, it is characterised in that the quantity of the connection pole
For two, respectively upper connection pole and lower connection pole, and two poles be arranged in parallel, be provided with upper connection pole with
The lockhole that dead bolt is adapted.
8. the pressure open-and-close mechanism of the lowering or hoisting gear according to claim 6 or 7, it is characterised in that in the ground connection supporting leg
The upper and lower end face of supporting leg inner tube be respectively arranged with lozenges and lower lozenges, the position of the upper lozenges is higher than ground connection branch
At the top of leg, the position of the lower lozenges is less than ground connection supporting leg bottom.
9. the pressure open-and-close mechanism of lowering or hoisting gear according to claim 8, it is characterised in that the expansion link lower end is connected with
Flap, described flap one end is hinged with telescopic rod end, and the other end is connected with the middle part of roller devices, the flap and ground connection
Supporting leg is hinged, and the roller devices of the flap end are corresponding with lower wedge-shaped face to be set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720335569.2U CN206606986U (en) | 2017-03-31 | 2017-03-31 | A kind of pressure open-and-close mechanism of lowering or hoisting gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720335569.2U CN206606986U (en) | 2017-03-31 | 2017-03-31 | A kind of pressure open-and-close mechanism of lowering or hoisting gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206606986U true CN206606986U (en) | 2017-11-03 |
Family
ID=60173987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720335569.2U Active CN206606986U (en) | 2017-03-31 | 2017-03-31 | A kind of pressure open-and-close mechanism of lowering or hoisting gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206606986U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928551A (en) * | 2018-08-06 | 2018-12-04 | 潘奕儒 | A kind of egg storage box and application method convenient for taking-up |
-
2017
- 2017-03-31 CN CN201720335569.2U patent/CN206606986U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928551A (en) * | 2018-08-06 | 2018-12-04 | 潘奕儒 | A kind of egg storage box and application method convenient for taking-up |
| CN108928551B (en) * | 2018-08-06 | 2019-11-26 | 潘奕儒 | A kind of egg storage box and application method convenient for taking-up |
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