CN211338657U - Automatic lifting device - Google Patents
Automatic lifting device Download PDFInfo
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- CN211338657U CN211338657U CN201922393652.7U CN201922393652U CN211338657U CN 211338657 U CN211338657 U CN 211338657U CN 201922393652 U CN201922393652 U CN 201922393652U CN 211338657 U CN211338657 U CN 211338657U
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- cover plate
- linkage
- lifting device
- middle cover
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Abstract
The utility model discloses an automatic lifting device, belonging to the technical field of lifting auxiliary mechanisms, comprising a middle cover plate and side cover plates arranged at two sides of the middle cover plate, wherein the two side cover plates are all provided with first linkage parts which are symmetrically arranged, and the middle cover plate is provided with a second linkage part; the automatic lifting device is characterized by further comprising a driving wheel set, wherein the driving wheel set synchronously drives the first linkage pieces and the second linkage pieces, and when the first linkage pieces drive the two side cover plates to move in an opening and closing mode, the second linkage pieces synchronously drive the middle cover plate to move in a lifting mode, so that the competitiveness of a product/a complete machine is improved, and the purpose of protecting parts of the product can be achieved while the product is automatically lifted.
Description
Technical Field
The utility model belongs to the technical field of lift complementary unit, particularly, relate to an automatic lifting device.
Background
The lifting mechanism is also called a lifting platform, and is lifting equipment for lifting people or goods to a certain height. When vertical conveying is performed in logistics systems such as factories and automatic warehouses, various plane conveying devices are often arranged on the lifting platform and serve as connecting devices of conveying lines with different heights. The hydraulic lifting platform is generally driven by hydraulic pressure, so the hydraulic lifting platform is called as a hydraulic lifting platform. The device is widely applied to high-altitude installation, maintenance and other operations besides being used for conveying goods with different heights.
In the practical application process, the existing lifting mechanism is not limited to the above application environments, for example: lifting mechanisms are also applied to auxiliary mechanisms of some devices, for example: as the opening auxiliary mechanism of the upper cover plate window of the projector, etc., but the existing lifting mechanism is often single in function in the application process, and only as the auxiliary mechanism of the lifting action, along with the higher and higher requirements of the product, the lifting mechanism needs to be optimized correspondingly to meet the diversified requirements of the product, thereby improving the overall competitiveness of the product and reasonably controlling the manufacturing cost of the product.
SUMMERY OF THE UTILITY MODEL
In view of this, in order to solve the above-mentioned problem that prior art exists, the utility model aims at providing an automatic lifting device is in order to reach the function diversification that can expand elevating system to promote the competitiveness of product/complete machine, can also carry out the purpose of protecting the part of product when can realizing automatic rising.
The utility model discloses the technical scheme who adopts does: an automatic lifting device comprises a middle cover plate and side cover plates arranged on two sides of the middle cover plate, wherein first linkage pieces are assembled on the two side cover plates and are symmetrically arranged, and a second linkage piece is assembled on the middle cover plate; the driving wheel set synchronously drives the first linkage parts and the second linkage parts, and when the first linkage parts drive the two side cover plates to move in an opening and closing mode, the second linkage parts synchronously drive the middle cover plate to move in a lifting mode.
Furthermore, the driving wheel set comprises two driving wheels, the two driving wheels rotate at the same speed and in opposite directions, and the two driving wheels drive the two first linkage parts and the second linkage parts to synchronously move, so that the movement of the side cover plate and the middle cover plate is realized through the movement of the two driving wheels.
Furthermore, two the drive wheel all establishes to sector gear, and two meshing transmission between the sector gear, when sector gear carries out meshing transmission, realizes that two sector gear carry out with fast and reverse rotation.
Furthermore, the first linkage piece comprises a first connecting rod and a second connecting rod, one ends of the first connecting rod and the second connecting rod are hinged to the side cover plate, the other end of the first connecting rod is fixedly connected with the driving wheel, and the other end of the second connecting rod is hinged and fixed, so that the side cover plate can be linked to move in an opening or closing mode through the first connecting rod and the second connecting rod under the action of the driving wheel.
Further, the first link is fixedly connected to the rotation axis of the driving wheel.
Furthermore, the second linkage part comprises third connecting rods which are respectively and fixedly connected to the two driving wheels, the two third connecting rods are symmetrically arranged, the other ends of the two third connecting rods are hinged to fourth connecting rods, and the other ends of the fourth connecting rods are hinged to the middle cover plate, so that the middle cover plate can be linked to move up or down through the third connecting rods and the fourth connecting rods under the action of the driving wheels.
Further, the third link is fixedly connected to the rotation axis of the driving wheel.
Furthermore, the two side cover plates are equal in size and are symmetrically distributed on two sides of the middle cover plate, so that the two side cover plates can symmetrically open and close relative to the middle cover plate.
Furthermore, the side edges of the side cover plates adjacent to the middle cover plate are provided with chamfers or rounded corners to prevent the side cover plates and the middle cover plate from generating interference phenomenon when moving relatively.
The utility model has the advantages that:
1. by adopting the automatic lifting device disclosed by the utility model, under the action of the driving wheel set, when the first linkage pieces drive the two side cover plates to open and close, the second linkage pieces synchronously drive the middle cover plate to do lifting motion, and in practical application, when the two side cover plates are opened, key devices arranged on the middle cover plate can be synchronously lifted and normally work; when the two side cover plates are folded, the key devices arranged on the middle cover plate can be synchronously descended and protected, so that the whole machine is more effectively dustproof, foreign matters are prevented from entering the whole machine, the key devices of the whole machine are protected, and compared with the traditional lifting device, the automatic lifting device is easy to manufacture and mold, low in cost, simple to assemble and high in production efficiency, is particularly suitable for poor environment and severe environment with more dust, and can keep the complete and attractive appearance of the whole machine.
Drawings
Fig. 1 is a schematic view of the overall structure of the automatic lifting device provided by the present invention in a use state;
fig. 2 is a schematic view of the overall structure of the automatic lifting device provided by the present invention in a protection state;
the drawings are labeled as follows:
1-middle cover plate, 2-left cover plate, 3-right cover plate, 4-left driving wheel, 5-right driving wheel, 6-first connecting rod, 7-second connecting rod, 8-third connecting rod and 9-fourth connecting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship that the utility model is usually placed when using, or the position or the positional relationship that the skilled person conventionally understands, or the position or the positional relationship that the utility model is usually placed when using, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or suggest that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases for a person of ordinary skill in the art; the drawings in the embodiments are provided to clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Example 1
In order to improve the product competitiveness and the environment applicability of the whole projector, the embodiment specifically discloses an automatic lifting device which is applied to the whole projector and mainly used for lifting key devices in the projector so as to meet the use requirements of the key devices.
As shown in fig. 1 and 2, the double-layer hinge structure comprises a middle cover plate 1 and side cover plates arranged on two sides of the middle cover plate 1, namely a left cover plate 2 and a right cover plate 3, wherein the two side cover plates are respectively provided with a first linkage member and are symmetrically arranged, the two side cover plates synchronously move under the action of the first linkage members, the middle cover plate 1 is provided with a second linkage member, and the middle cover plate 1 is matched with the two side cover plates to synchronously move under the action of the second linkage member; the device comprises a middle cover plate 1, a driving wheel set and a driving wheel set, wherein the driving wheel set synchronously drives each first linkage part and each second linkage part, and each first linkage part drives the two side cover plates to move in an opening and closing mode, and each second linkage part synchronously drives the middle cover plate 1 to move in a lifting mode; on the contrary, when the two side cover plates are folded, the middle cover plate 1 is synchronously descended until the two side cover plates are spliced into a plane and the middle cover plate 1 descends below the plane, and at the moment, the key components mounted on the middle cover plate 1 are in a standby state and can provide good protection effect for the key components.
The driving wheel set comprises two driving wheels, namely a left driving wheel 4 and a right driving wheel 5, the left driving wheel 4 and the right driving wheel 5 rotate at the same speed and in opposite directions, namely the left driving wheel 4 and the right driving wheel 5 rotate at the same speed and in opposite directions, and the two driving wheels drive the first linkage piece and the second linkage piece to synchronously move. For example: the left driving wheel 4 and the right driving wheel 5 can be both designed into sector gears, the two sector gears are in meshing transmission, and when any one sector gear rotates, the other sector gear can rotate at the same speed and in the opposite direction; alternatively, the left driving wheel 4 and the right driving wheel 5 can be both friction wheels, and the two friction wheels are transmitted by friction force, so that the above effects can be achieved; alternatively, the left driving wheel 4 and the right driving wheel 5 may be both circular gears, and the two circular gears are in meshing transmission, and when any one of the circular gears rotates, the other circular gear rotates at the same speed and in the opposite direction.
In this embodiment, the two side cover plates have the same shape and size and are symmetrically distributed on two sides of the middle cover plate 1, and the center line of the middle cover plate 1 is parallel to the symmetrical center lines of the two driving wheels, so that when the side cover plates and the middle cover plate 1 perform synchronous movement, the two side cover plates can perform symmetrical opening and closing movement, and the movement process is symmetrical and beautiful; of course, the two side cover plates and the middle cover plate 1 can be adjusted according to actual conditions, for example: under the amalgamation state, under the unchangeable condition of left side apron 2+ right side apron 3+ apron 1 total length, the length of left side apron 2 and right side apron 3 is inconsistent, and at this moment, left side apron 2 and right side apron 3 are arranged for well apron 1 asymmetric, can realize foretell function equally.
In order to realize that the opening and closing movement of the two side cover plates can be realized when the two driving wheels move, the following structural design is adopted: the first linkage piece comprises a first connecting rod 6 and a second connecting rod 7, one ends of the first connecting rod 6 and the second connecting rod 7 are hinged to the side cover plate, the other end of the first connecting rod 6 is fixedly connected with the driving wheel, the first connecting rod 6 and the driving wheel synchronously move, the other end of the second connecting rod 7 is hinged and fixed to the whole machine equipment through a bearing seat, the first connecting rod 6 and the second connecting rod 7 are always in a parallel state in the movement process, when the driving wheel rotates, the first connecting rod 6 is linked with the side cover plate through movement, and in the process, the second connecting rod 7 can also move in a linkage mode to assist the movement of the side cover plate. Of course, in this embodiment, in order to ensure synchronous rotation and no eccentric motion between the first link 6 and the driving wheel, the first link 6 may be fixedly connected to the rotation axis of the driving wheel.
In order to realize that the lifting motion of the middle cover plate 1 can be realized when the two driving wheels move, the following structural design is adopted: the second linkage part comprises third connecting rods 8 which are respectively and fixedly connected to the two driving wheels, the two third connecting rods 8 are symmetrically arranged, the other ends of the two third connecting rods 8 are hinged to fourth connecting rods 9, and the other ends of the fourth connecting rods 9 are hinged to the middle cover plate 1. Of course, in this embodiment, in order to ensure synchronous rotation and no eccentric motion between the third link 8 and the driving wheel, the third link 8 may be fixedly connected to the rotation axis of the driving wheel. Meanwhile, besides the mode of adopting the link mechanism to realize the lifting of the centering cover plate 1, the following modes can also be adopted: the middle cover plate 1 is provided with a vertical rack which is meshed between the two driving wheels (the driving wheels are gears at the moment), when the driving wheels rotate, the rack can be linked with a first linkage part, and the rack can push the middle cover plate 1 to ascend or pull the middle cover plate 1 to descend, so that the same effect is achieved, and the detailed description is omitted here.
In the present embodiment, the first link 6 and the third link 8 are fixedly connected to the driving wheel, which is the simplest way to achieve the synchronous motion of the first link 6, the third link 8 and the driving wheel, and in the actual application process, the driving wheel may be used to achieve the synchronous motion of the first link 6 and the third link 8 through gear transmission or other transmission methods.
In order to ensure that the whole automatic lifting device can move smoothly when in operation and prevent the mutual interference phenomenon, the side cover plate and the side edge adjacent to the middle cover plate 1 are provided with chamfers or rounded circles so as to realize that the interference phenomenon can not be generated between the edge of the side cover plate and the edge of the middle cover plate 1 in the movement process.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (9)
1. An automatic lifting device is characterized by comprising a middle cover plate and side cover plates arranged on two sides of the middle cover plate, wherein the two side cover plates are respectively provided with a first linkage piece, the two first linkage pieces are symmetrically arranged, and the middle cover plate is provided with a second linkage piece; the driving wheel set synchronously drives the first linkage parts and the second linkage parts, and when the first linkage parts drive the two side cover plates to move in an opening and closing mode, the second linkage parts synchronously drive the middle cover plate to move in a lifting mode.
2. The automatic lifting device according to claim 1, wherein the driving wheel set comprises two driving wheels, and the two driving wheels rotate at the same speed and in opposite directions and drive the two first linkage members and the second linkage members to move synchronously through the two driving wheels.
3. The automatic lifting device according to claim 2, wherein both of the driving wheels are provided as sector gears, and the sector gears are in meshing transmission.
4. The automatic lifting device according to claim 2, wherein the first linkage member comprises a first connecting rod and a second connecting rod, one end of each of the first connecting rod and the second connecting rod is hinged to the side cover plate, the other end of the first connecting rod is fixedly connected with the driving wheel, and the other end of the second connecting rod is hinged and fixed.
5. The automatic lifting device of claim 4, wherein the first link is fixedly connected to the drive wheel at an axis of rotation.
6. The automatic lifting device according to claim 2, wherein the second linkage member comprises third connecting rods fixedly connected to the two driving wheels, the third connecting rods are symmetrically arranged, and the other ends of the third connecting rods are hinged to a fourth connecting rod, and the other end of the fourth connecting rod is hinged to the middle cover plate.
7. The automatic lifting device of claim 6, wherein the third link is fixedly connected to the drive wheel at an axis of rotation.
8. The automatic lifting device according to any one of claims 1 to 7, wherein the two side cover plates are equal in size and symmetrically distributed on both sides of the middle cover plate.
9. The automatic lifting device according to any one of claims 1 to 7, wherein the side edges of the side cover plates adjacent to the middle cover plate are each provided with a chamfer or a radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922393652.7U CN211338657U (en) | 2019-12-26 | 2019-12-26 | Automatic lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922393652.7U CN211338657U (en) | 2019-12-26 | 2019-12-26 | Automatic lifting device |
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| Publication Number | Publication Date |
|---|---|
| CN211338657U true CN211338657U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922393652.7U Active CN211338657U (en) | 2019-12-26 | 2019-12-26 | Automatic lifting device |
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| CN (1) | CN211338657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061202A (en) * | 2020-09-17 | 2020-12-11 | 马鞍山斯博尔机械技术服务有限公司 | Directional mobile device based on artificial intelligence |
-
2019
- 2019-12-26 CN CN201922393652.7U patent/CN211338657U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061202A (en) * | 2020-09-17 | 2020-12-11 | 马鞍山斯博尔机械技术服务有限公司 | Directional mobile device based on artificial intelligence |
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