CN221119355U - Lockable movable stand - Google Patents
Lockable movable stand Download PDFInfo
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- CN221119355U CN221119355U CN202322545921.3U CN202322545921U CN221119355U CN 221119355 U CN221119355 U CN 221119355U CN 202322545921 U CN202322545921 U CN 202322545921U CN 221119355 U CN221119355 U CN 221119355U
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- stand
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- resistance plate
- lower resistance
- lockable
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- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000000903 blocking effect Effects 0.000 claims abstract description 24
- 230000001174 ascending effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims 7
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model provides a lockable movable stand, which comprises a plurality of layers of stands which are unfolded in a ladder shape, wherein the front layer of stand can be stored below the rear layer of stand when being folded; a locking mechanism is arranged between the first-layer stand and the second-layer stand and is used for locking the first-layer stand and the second-layer stand after being unfolded; the locking mechanism comprises a lower resistance plate which can be vertically and slidably arranged on the first layer of stand and an upper resistance plate which is fixed on the second layer of stand, the lower resistance plate corresponds to the upper resistance plate in position, a first layer of inclined blocking surface is arranged on the lower resistance plate, and two layers of inclined blocking surfaces matched with the first layer of inclined blocking surface are arranged on the upper resistance plate; when the lock is carried out, the lower resistance plate moves towards the upper resistance plate, so that the first inclined blocking surface is attached to the second inclined blocking surface; the two layers are the same as the three layers, and the layers are analogized to the N layers in turn; the lockable movable stand provided by the utility model can realize automatic locking between layers.
Description
Technical Field
The utility model relates to the field of movable stands, in particular to a lockable movable stand.
Background
With the development of society and the progress of age, stadiums have put higher demands on the existing movable stands. The prior movable stand generally comprises a plurality of layers of stands which are arranged in a ladder shape, and the front layer of stand can be stored under the rear layer of stand when being folded.
In order to prevent the stand from moving, the existing movable stand is provided with a limiting mechanism at the stand at the bottommost part, but the upper part of the movable stand is not limited, and gaps are reserved between layers; when the movable stand is used, slight dislocation often occurs between layers, and certain potential safety hazards exist; meanwhile, due to layer and layer dislocation, the movable stand is not orderly, and the overall attractiveness is affected. Therefore, improvements are needed.
Disclosure of utility model
First, the technical problem to be solved
The utility model aims to provide a lockable movable stand which can realize automatic locking between layers so as to eliminate gaps between the layers.
(II) technical scheme
In order to solve the technical problems, the utility model provides a lockable movable stand, which comprises a plurality of layers of stands which are unfolded in a ladder manner, wherein the front layer of stands can be stored below the rear layer of stands when being folded. A locking mechanism is arranged between the first-layer stand and the second-layer stand and is used for locking the first-layer stand and the second-layer stand after being unfolded; the locking mechanism comprises a lower resistance plate and an upper resistance plate, wherein the lower resistance plate is fixed on the first-layer stand and can vertically and slidably installed on the second-layer stand, the lower resistance plate corresponds to the upper resistance plate in position, a first-layer inclined blocking surface is arranged on the lower resistance plate, and a second-layer inclined blocking surface matched with the first-layer inclined blocking surface is arranged on the upper resistance plate; when the locking is performed, the lower resistance plate moves towards the upper resistance plate, so that the first-layer inclined blocking surface is attached to the second-layer inclined blocking surface.
Further, the locking mechanism further comprises an electric push rod fixed on the one-layer stand, a telescopic rod is arranged on the electric push rod, and the lower resistance plate is fixed at the end part of the telescopic rod. The electric push rod is characterized in that an installation seat is fixed on the first layer of stand, and the electric push rod is installed on the installation seat. The lower side of the lower resistance plate is provided with a guide rod, and the mounting seat is provided with a guide rail matched with the guide rod.
Further, an upper limit switch and a lower limit switch are arranged on the electric push rod at intervals, the upper limit switch is used for controlling the ascending height of the lower resistance plate, and the lower limit switch is used for controlling the descending height of the lower resistance plate.
Further, the number of the locking mechanisms between two adjacent layers of stands is at least two, and the locking mechanisms are arranged between the two adjacent layers of stands at equal intervals along the straight line direction.
Furthermore, the number of the locking mechanisms between the first-layer stand and the second-layer stand is two, and the locking mechanisms are arranged at two ends of the first-layer stand and the second-layer stand.
Further, the lower resistance plate is arranged on the upper side of the rear end of the first-layer stand, and the upper resistance plate is arranged on the lower side of the front end of the second-layer stand.
Further, the locking mechanism is arranged between the two-layer stand and the three-layer stand, and the same is done to the N layers.
(III) beneficial effects
According to the lockable movable stand, the locking mechanism is arranged between two adjacent layers of stands, and when the movable stand is locked, the telescopic rod of the electric push rod drives the lower resistance plate to move towards the upper resistance plate, so that the two adjacent layers of stands are attached to each other by the inclined blocking surfaces of the two adjacent layers of stands, and the stand is locked; the automatic locking device can realize automatic locking between the stand layers, ensures the overall stability of the movable stand, improves the use safety, and has simple structure, good reliability and easy operation.
Drawings
FIG. 1 is a schematic diagram of a lockable movable stand in a closed state from a side view perspective;
FIG. 2 is a schematic view of a lockable movable stand in a closed state with a rear view angle;
FIG. 3 is a schematic diagram of a lockable movable stand in a deployed state from a side view perspective;
FIG. 4 is a schematic view of a lockable movable stand in a deployed state, from a rear view perspective;
FIG. 5 is a schematic view of a lockable movable stand electric putter according to the present utility model;
FIG. 6 is a schematic view of a lockable movable stand electric putter according to another aspect of the present utility model;
The corresponding component names for each reference number in the figures are: 1. a layer of stand; 2. two layers of stands; 3. three layers of stands; 4. a lower resistance plate; 401. a layer of inclined baffle surface; 5. an upper resistance plate; 501. two layers of inclined baffle surfaces; 6. an electric push rod; 7. a telescopic rod; 8. a mounting base; 9. a guide rod; 10. a guide rail; 11. an upper limit switch; 12. and a lower limit switch.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 6, the present embodiment provides a lockable movable stand, which includes a first-layer stand 1 and a second-layer stand 2, wherein the first-layer stand 1 can be stored under the second-layer stand 2 when being folded. A locking mechanism is arranged between the first-layer stand 1 and the second-layer stand 2 and is used for locking the first-layer stand and the second-layer stand after the stands are unfolded, and the second-layer stand 2 and the third-layer stand 3 are the same. For convenience of explanation, in this embodiment, the movable stand is three-layer, and when in actual use, the movable stand can be designed into the multilayer according to the user demand, all is provided with locking mechanical system between adjacent two-layer stand.
Referring to fig. 2 and 4, the number of the locking mechanisms is at least two, and the locking mechanisms are arranged between the first-layer stand 1 and the second-layer stand 2 at equal intervals along the linear direction, so that the stability of the structure is guaranteed. In this embodiment, there are two locking mechanisms, and the two locking mechanisms are disposed at both ends between the two-layer stand 1 and the one-layer stand 2.
Referring to fig. 1 and 3, the locking mechanism includes a lower resistance plate 4 slidably mounted on the first floor stand 1 in the vertical direction and an upper resistance plate 5 fixed on the second floor stand 2, and the lower resistance plate 4 corresponds to the position of the upper resistance plate 5. The lower resistance plate 4 is arranged on the upper side of the rear end of the first layer of stand 1, the upper resistance plate 5 is arranged on the lower side of the front end of the second layer of stand 2, and when the movable stand is unfolded, the lower resistance plate 4 corresponds to the upper resistance plate 5. The lower resistance plate 4 is provided with a layer of inclined blocking surface 401, the upper resistance plate 5 is provided with a layer of two inclined blocking surfaces 501 matched with the layer of inclined blocking surface 401, and the locking function is realized by virtue of the resistance of the layer of inclined blocking surface 401 and the layer of two inclined blocking surfaces 501.
Referring to fig. 3, 5 and 6, the locking mechanism further includes an electric push rod 6 fixed on the one layer of stand 1, a mounting seat 8 is fixed on the one layer of stand 1, and the electric push rod 6 is mounted on the mounting seat 8. The electric push rod 6 is provided with a telescopic rod 7, and the lower resistance plate 5 is fixed at the end part of the telescopic rod 7. The downside of lower resistance board 5 is provided with guide bar 9, is provided with the guide rail 10 with guide bar 9 adaptation on the mount pad 8, cooperates with guide rail 10 through guide bar 9 to guarantee the motion trail of lower resistance board 5.
Referring to fig. 5, an upper limit switch 11 and a lower limit switch 12 are disposed on the electric push rod 6 at intervals, the upper limit switch 11 is used for controlling the ascending height of the lower resistance plate 5, and the lower limit switch 12 is used for controlling the descending height of the lower resistance plate 5.
The movable stand has the following using process:
when locking, firstly, the movable stand is opened from the folding state layer by layer in sequence until the movable stand is in the unfolding state; then, the telescopic rod 7 of the electric push rod 6 stretches out to drive the lower resistance plate 4 to ascend, and the guide rod 9 and the guide rail 10 are matched with each other in the process of ascending the lower resistance plate 4 so as to ensure the ascending movement track of the lower resistance plate 4; when the lower resistance plate 4 is contacted with the upper resistance plate 5, the upper limit switch 11 is automatically opened, the electric push rod 6 stops extending, and the locking action is completed; the lower resistance plate 4 and the upper resistance plate 5 generate resistance through the cooperation of the first inclined blocking surface 401 and the second inclined blocking surface 501, and the stand is prevented from retracting.
When the electric push rod 6 is unlocked, the electric push rod 6 is retracted to drive the lower resistance plate 4 to move downwards, and the lower resistance plate 4 is separated from the upper resistance plate 5; in the downward moving process of the lower resistance plate 4, the guide rods and the guide rails are matched with each other to ensure the downward moving track of the lower resistance plate; when the electric push rod touches the lower limit switch 12, the electric push rod is automatically disconnected, and the electric push rod stops retracting to complete the unlocking action.
According to the lockable movable stand, the locking mechanism is arranged between two adjacent stands, when the movable stand is locked, the telescopic rod of the electric push rod drives the lower resistance plate to move towards the upper resistance plate, so that the oblique blocking surfaces of the two adjacent stands are attached, and the stand is locked; the automatic locking device can realize automatic locking between the stand layers, ensures the overall stability of the movable stand, improves the use safety, and has simple structure, good reliability and easy operation.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (8)
1. The utility model provides a lockable movable stand, includes that the multilayer is the stand that the echelonment was expanded, and preceding layer stand can store in the below of later layer stand when drawing in, its characterized in that: a locking mechanism is arranged between the first-layer stand (1) and the second-layer stand (2), and the locking mechanism is used for locking the first-layer stand and the second-layer stand after being unfolded; the locking mechanism comprises a lower resistance plate (4) which is fixed on the first-layer stand (1) and an upper resistance plate (5) which is arranged on the second-layer stand (2) in a vertically sliding manner, the lower resistance plate (4) corresponds to the upper resistance plate (5), a layer of inclined blocking surface (401) is arranged on the lower resistance plate (4), and two layers of inclined blocking surfaces (501) which are matched with the layer of inclined blocking surfaces (401) are arranged on the upper resistance plate (5); when the locking is performed, the lower resistance plate (4) moves towards the upper resistance plate (5), so that the first-layer inclined blocking surface (401) is attached to the second-layer inclined blocking surface (501).
2. The lockable activity stand of claim 1, wherein: the locking mechanism further comprises an electric push rod (6) fixed on the first layer of stand (1), a telescopic rod (7) is arranged on the electric push rod (6), and the lower resistance plate (4) is fixed at the end part of the telescopic rod (7).
3. The lockable activity stand of claim 2, wherein: an installation seat (8) is fixed on the first layer of stand (1), and the electric push rod (6) is installed on the installation seat (8).
4. A lockable activity stand as claimed in claim 3, wherein: the lower side of the lower resistance plate (4) is provided with a guide rod (9), and the mounting seat (8) is provided with a guide rail (10) matched with the guide rod (9).
5. The lockable activity stand of claim 2, wherein: the electric push rod (6) is provided with an upper limit switch (11) and a lower limit switch (12) at intervals, the upper limit switch (11) is used for controlling the ascending height of the lower resistance plate (4), and the lower limit switch (12) is used for controlling the descending height of the lower resistance plate (4).
6. The lockable activity stand of claim 1, wherein: the locking mechanisms between two adjacent layers of stands are at least two, and are arranged between the two adjacent layers of stands at equal intervals along the linear direction.
7. The lockable activity stand of claim 6, wherein: the two locking mechanisms are arranged between the first-layer stand (1) and the second-layer stand (2) and are arranged at two ends of the first-layer stand (1) and the second-layer stand (2).
8. The lockable activity stand of claim 1, wherein: the locking mechanism is arranged between the two-layer stand (2) and the three-layer stand (3), and the same is done to the N layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322545921.3U CN221119355U (en) | 2023-09-19 | 2023-09-19 | Lockable movable stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322545921.3U CN221119355U (en) | 2023-09-19 | 2023-09-19 | Lockable movable stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221119355U true CN221119355U (en) | 2024-06-11 |
Family
ID=91341085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322545921.3U Active CN221119355U (en) | 2023-09-19 | 2023-09-19 | Lockable movable stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221119355U (en) |
-
2023
- 2023-09-19 CN CN202322545921.3U patent/CN221119355U/en active Active
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