CN206427974U - Stepping brace type vertical lift device - Google Patents
Stepping brace type vertical lift device Download PDFInfo
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- CN206427974U CN206427974U CN201720033035.4U CN201720033035U CN206427974U CN 206427974 U CN206427974 U CN 206427974U CN 201720033035 U CN201720033035 U CN 201720033035U CN 206427974 U CN206427974 U CN 206427974U
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- ratchet
- support
- spine
- supporting plate
- lift device
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Abstract
The utility model discloses a kind of stepping brace type vertical lift device, including support, the supporting plate of driven opposite brackets vertical lifting, it is hinged on two below the supporting plate support arms in splayed Boulez, the bottom rail road for being connected and being fixedly connected with support with described support arm lower end, and step-by-step movement supporting mechanism, supporting plate of the present utility model is in lifting process, ratchet with bottom Orbit Matching slide block movement, the spine matched with ratchet, which refers to be rotatably fixed, to be arranged on bottom rail road side and keeps interfering with ratchet, ratchet refers to spine realizes real-time self-locking, when just in case occurring to run out of steam in lifting process, spine refers to can provide effective support with ratchet, ensure the supporting role of the support arm of splayed Boulez in lifting process.
Description
Technical field
The utility model is related to double power supply converting switch equipment and its switch cubicle technical field, more particularly to a kind of stepping
Brace type vertical lift device.
Background technology
Known distribution technique field, draw-out mechanism with easy to operate, maintenance due to changing the features such as facilitating and obtaining
It is commonly used.Current techniques use the drawing mechanism of horizontal direction mostly, and operator front level is operated, in order to have enough
Horizontal depth, complete to be pulled out and in the completion of action, the attached body of switch cubicle requires longitudinal depth, particularly in high-voltage switch
In cabinet, using extraction structure so that high-tension switch cabinet longitudinal direction depth is larger, increases the volume of cabinet.
If the action that is pulled out and in of level is converted into action on vertical direction, deep space can be effectively saved,
But, how effectively stable lifting is provided for power supply etc., provided especially in lifting process and put support of falling, even
Connect position and provide permanent firm and energy anti-vibration support as urgent problem.
Utility model content
The purpose of this utility model is to be directed to technological deficiency present in prior art, and provides a kind of stepping brace type and hang down
Go straight up to falling unit.
To realize that the technical scheme that the purpose of this utility model is used is：
A kind of stepping brace type vertical lift device, including support, the supporting plate of driven opposite brackets vertical lifting, are hinged on
Two support arms in splayed Boulez below supporting plate, the bottom for being connected and being fixedly connected with support with described support arm lower end
Track, and step-by-step movement supporting mechanism,
Described step-by-step movement supporting mechanism includes being respectively fixedly disposed at two that on the sliding block and direction along ng a path extends
Segment length's strip ratchet, the rotatable fixation of opposite brackets and spine corresponding with described ratchet refer to, and described spine can be driven to refer to
It is synchronous outwardly or inwardly to overturn so that it keeps or departed from the control lever contacted with ratchet.
The drive mechanism of described supporting plate includes drive rod, the elevating screw being connected with described drive rod, thereon
It is provided with the driving beam of the lifting nut matched with described elevating screw, and corresponding is arranged between driving beam and support
Guiding mechanism, wherein described supporting plate is fixedly connected with described driving beam.
Described drive rod is horizontally disposed and drives described elevating screw to rotate by worm and gear, described drive rod
Driven by handwheel or motor.
Described guiding mechanism is the guide rail slide block mechanism being arranged between described driving beam and described support.
Described support arm lower end is provided with the sliding block with described bottom Orbit Matching to realize that described support arm lower end is relative
Bottom rail road is slidably matched.
Also include the swingle along described bottom orbital direction extension, be arranged at least one pair of lock on described swingle
Tight portion, the described swingle of rotation can realize locking or release of the tight lock part to support arm lower end.
A kind of control method of described stepping brace type vertical lift device, it is characterised in that comprise the following steps,
1) supporting plate is located at lowest order；
2) driving supporting plate rises, and support arm lower end is synchronous to draw in along bottom rail road, and inswept spine refers to the tooth of ratchet one by one；
3) supporting plate rises to extreme higher position, stops driving, and spine refers to positioned at the outside of ratchet outermost tooth and held out against,
4) when needing to fall, control lever is promoted spine is referred to be turned out releasing and is engaged with ratchet；
5) driving supporting plate drops to low level, and control lever makes spine refer to reset.
In described step 3) in also include rotate swingle support arm lower end is locked using tight lock part, in step 4) transfer
Dynamic swingle discharges tight lock part.
Compared with prior art, the beneficial effects of the utility model are：
Supporting plate of the present utility model is in lifting process, and ratchet is matched with the slide block movement of bottom Orbit Matching with ratchet
Spine, which refers to be rotatably fixed, to be arranged on bottom rail road side and keeps interfering with ratchet, and ratchet refers to spine realizes real-time self-locking, when ten thousand
When being run out of steam in one generation lifting process, spine refers to can provide effective support with ratchet, it is ensured that splayed Boulez in lifting process
Support arm supporting role.
Brief description of the drawings
Fig. 1 show the structural representation of elevating mechanism of the present utility model.
Fig. 2 show the side structure schematic view shown in Fig. 1；
The action schematic diagram that ratchet shown in Fig. 3 and spine refer to；
Fig. 4 show the A portions close-up schematic view shown in Fig. 3,
Fig. 5 show the B portions close-up schematic view shown in Fig. 3.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description only to explain the utility model, is not used to limit the utility model.
As Figure 1-5, stepping brace type vertical lift device of the present utility model, it includes support, driven relative branch
The supporting plate 2 of the vertical lifting of frame 1, is hinged on two support arms 3 in splayed Boulez in the middle part of below supporting plate, with described support arm 3
The bottom rail road 13 that lower end is connected and is fixedly connected with the horizontal part of support, and step-by-step movement supporting mechanism.Support arm lower end with
The cooperation in bottom rail road can use various ways, and support arm lower end can be achieved with respect to bottom rail in the cooperation of such as embedded roller and groove
Moved along its axial direction in road.
Wherein, described support arm lower end is provided with the sliding block 31 with described bottom Orbit Matching to realize under described support arm
Being slidably matched for relative bottom rail road is held, such as bottom rail road is slide rail, and support arm lower end is hinged the sliding block matched with described slide rail, is utilized
The mating connection of bottom rail road and support arm lower end, when supporting plate lift, two support arm lower ends relative to reverse sync movement, that is, close up or
Separate, can ensure that blade position does not change when rising to predetermined altitude and locking lower end using retaining mechanism.
Meanwhile, for enhancing support strength, described supporting plate and driving beam vertical portion are L-type, at the same set in bottom or
Both sides set reinforcing plate to improve bearing capacity, it is ensured that stability and intensity.
Described step-by-step movement supporting mechanism includes being fixedly installed on the strip that on the sliding block and direction along ng a path extends
Ratchet 14, the rotatable fixation of opposite brackets and spine corresponding with described ratchet refers to 32, and described spine can be driven to refer to synchronization
Outwardly or inwardly overturn so that it keeps or departed from the control lever 33 contacted with ratchet.Lift is realized in the cooperation that spine refers to ratchet
Support arm, i.e. spine are pinned when structure rises in real time to refer to and one one-way locking mechanism of ratchet composition.The spine refers to ratch mechanism similar to spine
Ratchet is taken turns, the ratchet that spine of the present utility model refers in the ratchet being equivalent in ratchet ratchet, the utility model is equivalent to ratchet spine
The ratchet after straight line expansion in tooth.
Specifically, using carriage center as inner side, two ends are outside, are carried out so that ratchet refers to top positioned at spine as an example exemplary
Illustrate, the lateral surface of the tooth of described ratchet inwardly rolls oblique for facade or introversion face, i.e. lateral surface upper end, and medial surface is arc
Face is domatic.The medial surface that spine refers to be domatic or cambered surface to decline when ratchet tooth it is inswept from it, lateral surface and ratchet
Tooth is corresponding to insert between cog, and the lateral surface that such as spine refers to is plane, meanwhile, spine refers to is arranged on support by rotating shaft
On, spine refers to be provided with the elastic mechanisms such as wind spring to keep it to contact with the laminating of the lateral surface of the tooth of ratchet between support.Ratchet
Length be not more than the stroke of support arm relative orbit so as to end positions spine refer to rotation reset, using can play whole process protection as
Preferably, it is of course also possible to use a half or thirds end stroke, is protected simultaneously to be provided in peak or neighbouring peak
Locking.Preferably, it is respectively formed with ratchet on the outside of the root portion of outermost ratchet and on the inside of the most root portion of inner side ratchet
Arc recess rotates so that spine refers to.
That is, when the set location that spine refers to is lifting extreme higher position, centered on track middle part, the outermost end of two ratchets
Tooth just refers to holding engagement with spine, and the wind spring between ratchet and support ensures that both effectively contact laminating, realizes firm support.Simultaneously
Can be effectively ensured so can realize that ratchet is outwards overturn when drive rod drives, and contact releasing is easy to decline, to realize control lever
Driving spine refers to synchronous outwards upset, and the spine described in two refers to the upper corresponding upper and lower part in rotating shaft and is respectively arranged with elongated slot,
Described control lever passes through driving lever and described elongated slot links, you can realize that control lever refers to spine synchronously inwardly or synchronous outside
Control is rotated, meanwhile, guiding storehouse is additionally provided between control lever and support, back-moving spring is provided between storehouse is oriented to, is so protected
Card resets rapid.
Supporting plate of the present utility model is in lifting process, and ratchet is moved with the sliding block 31 of bottom Orbit Matching, is matched with ratchet
Spine refer to be rotatably fixed and be arranged on the side of bottom rail road 13 and keep interfering with ratchet, ratchet and spine, which refer to, realizes real-time self-locking,
When just in case occurring to run out of steam in lifting process, spine refers to can provide effective support with ratchet, it is ensured that splayed in lifting process
The supporting role of the support arm 3 of Boulez.
Wherein, to realize the lifting of supporting plate, the drive mechanism of described supporting plate 2 includes drive rod 4, with described drive rod
The variable-speed motor 5 of drive connection, such as worm and gear, the elevating screw 6 being connected with the output shaft of described variable-speed motor, set thereon
It is equipped with the driving beam 20 of the lifting nut matched with described elevating screw, and corresponding is arranged between driving beam and support
Guiding mechanism, described drive rod drives by handwheel or motor, and described drive rod can be horizontally disposed with or be vertically arranged,
The stable rising of supporting plate, described guiding are realized using drive rod combination variable-speed motor and with elevating screw and lifting nut
Mechanism is the guide rail slide block mechanism being arranged between described driving beam and described support, provides high-precision using straight line rail
The guiding of degree, it is ensured that traveling comfort.
Wherein described supporting plate is fixedly connected with described driving beam, and described driving beam is L-type, and its bottom sides is protruded
There is horizontal stand, described lifting nut is fixed on described horizontal stand.Beam is driven using L-type, bearing capacity is strong, it is horizontal on driving beam
To installation supporting plate, it is ensured that stability and intensity
Referred to using ratchet spine realize real-time lock while, described retaining mechanism is included along described bottom orbital direction
The swingle of extension, is arranged at least one pair of shaft-like or block tight lock part on described swingle, the described swingle of rotation
Locking or release of the tight lock part to support arm lower end can be achieved.Described swingle may be provided under the side or middle part in bottom rail road
Side, directly outwards winding swingle when supporting plate vertical direction is moved, when supporting plate runs to precalculated position, by swingle cycle, will
The lower end of two support arms is confined in the middle of two tight lock parts, that is, constitutes the spacing of stabilization, can effectively solve feed screw nut is having shake
When dynamic can not good self-locking situation.And by the setting of multipair tight lock part, then realization can be fixed on to any setting height position
Put, be easy to field maintenance or renewal part etc..
It is specific as follows using step,
1) supporting plate is located at lowest order；
2) driving supporting plate rises, and support arm lower end is synchronous to draw in along bottom rail road, and inswept spine refers to the tooth of ratchet one by one；Rising
Cheng Zhong, spine refers to provides lock support in real time with ratchet, it is ensured that the phenomenon that will not fall etc.,
3) supporting plate rises to extreme higher position, stops driving, and spine refers to positioned at the outside of ratchet outermost tooth and held out against, and rotates rotation
Bull stick is locked support arm lower end using tight lock part；Both double locking, improve locking steadiness,
4) when needing to fall, rotating swingle discharges tight lock part, is turned out releasing while promoting control lever to refer to spine
With engaging for ratchet；Now spine refers to will not occur any contact with ratchet,
5) driving supporting plate drops to low level.
During rise, spine refers to provides full-time whole protection with ratchet, security is improved, when supporting plate is giving rise to appropriate position
Postpone, retaining mechanism acts and two support arms are locked from into it and separates, retaining mechanism, ratchet, spine refer to the dual guarantor of realization locking
Shield.Supporting plate is supported in the support arm of splayed Boulez using two, the pressure of effectively slow lift drive mechanism, support force is strong
And stably, while ensureing to be subjected to displacement, occur big short circuit current flow or absolute steady for there is the guarantee of the occasion of vibrations to support
It is fixed reliable.
Described above is only preferred embodiment of the present utility model, it is noted that for the general of the art
For logical technical staff, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as protection domain of the present utility model.
Claims (6)
1. a kind of stepping brace type vertical lift device, it is characterised in that including support, the support of driven opposite brackets vertical lifting
Plate, is hinged on two below the supporting plate support arms in splayed Boulez, is connected with described support arm lower end and solid with support
Surely the bottom rail road connected, and step-by-step movement supporting mechanism,
Described step-by-step movement supporting mechanism includes being respectively fixedly disposed at two sections of long strips that on sliding block and direction along ng a path extends
Ratchet, the rotatable fixation of opposite brackets and spine corresponding with described ratchet refer to, and described spine can be driven to refer to synchronously inwardly
Or outwards overturn so that it keeps or departed from the control lever contacted with ratchet.
2. stepping brace type vertical lift device as claimed in claim 1, it is characterised in that the drive mechanism of described supporting plate
Including drive rod, the elevating screw being connected with described drive rod is provided with what is matched with described elevating screw
The driving beam of lifting nut, and corresponding the guiding mechanism being arranged between driving beam and support, wherein described supporting plate with
Described driving beam is fixedly connected.
3. stepping brace type vertical lift device as claimed in claim 2, it is characterised in that described drive rod is horizontally disposed with
And driving described elevating screw to rotate by worm and gear, described drive rod is driven by handwheel or motor.
4. stepping brace type vertical lift device as claimed in claim 2, it is characterised in that described guiding mechanism is setting
Guide rail slide block mechanism between described driving beam and described support.
5. stepping brace type vertical lift device as claimed in claim 1, it is characterised in that described support arm lower end is provided with
With the sliding block of described bottom Orbit Matching to realize being slidably matched for the described relative bottom rail road in support arm lower end.
6. stepping brace type vertical lift device as claimed in claim 4, it is characterised in that also including along described bottom rail road
The swingle of direction extension, is arranged at least one pair of tight lock part on described swingle, and the described swingle of rotation can be realized
Locking or release of the tight lock part to support arm lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720033035.4U CN206427974U (en) | 2017-01-12 | 2017-01-12 | Stepping brace type vertical lift device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720033035.4U CN206427974U (en) | 2017-01-12 | 2017-01-12 | Stepping brace type vertical lift device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206427974U true CN206427974U (en) | 2017-08-22 |
Family
ID=59582243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720033035.4U Active CN206427974U (en) | 2017-01-12 | 2017-01-12 | Stepping brace type vertical lift device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206427974U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107963570A (en) * | 2017-01-12 | 2018-04-27 | 天津市先智电气设备有限公司 | Stepping brace type vertical lift device and control method |
| CN108099666A (en) * | 2017-12-19 | 2018-06-01 | 郑明存 | A kind of combined charging power transmission stake support device |
| WO2019196901A1 (en) * | 2018-04-11 | 2019-10-17 | 青岛海尔滚筒洗衣机有限公司 | Washing machine damping structure and washing machine |
| CN110921556A (en) * | 2019-12-05 | 2020-03-27 | 湖南沃峰智能科技有限公司 | Handling device is used in loading and unloading is carried in commodity circulation |
-
2017
- 2017-01-12 CN CN201720033035.4U patent/CN206427974U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107963570A (en) * | 2017-01-12 | 2018-04-27 | 天津市先智电气设备有限公司 | Stepping brace type vertical lift device and control method |
| CN107963570B (en) * | 2017-01-12 | 2023-08-18 | 天津市先智电气设备有限公司 | Step-by-step supporting type vertical lifting device and control method |
| CN108099666A (en) * | 2017-12-19 | 2018-06-01 | 郑明存 | A kind of combined charging power transmission stake support device |
| WO2019196901A1 (en) * | 2018-04-11 | 2019-10-17 | 青岛海尔滚筒洗衣机有限公司 | Washing machine damping structure and washing machine |
| CN110921556A (en) * | 2019-12-05 | 2020-03-27 | 湖南沃峰智能科技有限公司 | Handling device is used in loading and unloading is carried in commodity circulation |
| CN110921556B (en) * | 2019-12-05 | 2022-07-19 | 广州迅宏物流服务股份有限公司 | Handling device is used in loading and unloading is carried in commodity circulation |
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