CN217565269U - Up-down adjustment transmission structure of lifting table - Google Patents
Up-down adjustment transmission structure of lifting table Download PDFInfo
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- CN217565269U CN217565269U CN202123452988.XU CN202123452988U CN217565269U CN 217565269 U CN217565269 U CN 217565269U CN 202123452988 U CN202123452988 U CN 202123452988U CN 217565269 U CN217565269 U CN 217565269U
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Abstract
The utility model relates to a lift table field specifically relates to an upper and lower adjustment transmission structure of lift table, including lift table platform, still include two sets of lifting unit, two sets of screw drive subassemblies and synchronous transmission subassembly, every group lifting unit all has a lift end, every group the screw rod roll adjustment subassembly all includes a threaded rod, synchronous transmission subassembly is including a horizontal drive shaft that is used for driving two threaded rod synchronous lifting, compares driven electric lift table, and at first this device is the structure of pure mechanical type, and the cost ratio is lower, and is nimble light, and later stage repair and renewal part are all very convenient, can realize the holistic synchronous decline of lift seat through synchronous transmission subassembly secondly, when can not leading to the decline, and lift table platform is high on one side the one side and low the condition appears, and last lifting unit not only can drive reciprocating of lift table platform, also can protect the screw drive subassembly in it to make whole lift table look more pleasing to the eye.
Description
Technical Field
The utility model relates to a lift table field specifically is an upper and lower adjustment transmission structure who relates to a lift table.
Background
Along with the more and more long time that people sit official working, people realize gradually that sitting for a long time is unfavorable for work efficiency's improvement on the contrary, people begin to try sitting station alternating official working, the lift table that gradually has just appeared, use lift table standing official working to become a popular healthy official working mode, the lift table is various in the existing market, mainly electric control, but these lift tables's cost is higher, lead to the price generally expensive, simultaneously because the structure is complicated, later stage's repair and change are relatively troublesome, so it is necessary to provide the manual control adjustment transmission structure of a mechanical type to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a vertical adjustment transmission structure for a lifting table to solve the problems in the prior art.
For solving the prior art problem, the utility model discloses a technical scheme be: the utility model provides an upper and lower adjustment transmission structure of lift table, includes the lift table platform that is the level setting, still includes:
the two lifting components are distributed below the lifting table platform at intervals, and each lifting component is provided with a lifting end for driving the lifting table platform to move up and down;
the screw rod distance adjusting assemblies comprise a threaded rod for driving the lifting end of the lifting assembly to lift;
and the synchronous transmission assembly is arranged between the two groups of screw rod distance adjusting assemblies and comprises a horizontal transmission shaft for driving the two threaded rods to synchronously lift.
Further, every the threaded rod all is vertical state and sets up in the below of lift table platform, every the coaxial fixed conical gear that is provided with No. one in top of threaded rod to the upper end coaxial fixation is provided with two rotary disks that are interval distribution from top to bottom, be provided with a connecting plate that is the horizontality and elevating assembly's lift end and links firmly between two rotary disks, the hole of dodging that supplies the threaded rod to pass downwards, every is seted up to the connecting plate the below of threaded rod all is provided with one rather than screw-thread fit's support post.
Further, each group the lifting unit all includes:
the supporting seat is horizontally arranged below the lifting table platform;
the vertical supporting arm is of a shell structure and is fixedly arranged at the top of the supporting seat, the upper end of the vertical supporting arm is of an open structure, and the supporting upright post is fixedly arranged in the vertical supporting arm;
the vertical lifting arm is of a shell structure and is downwards inserted into the vertical supporting arm along an opening structure of the vertical supporting arm, the upper end of the vertical lifting arm is fixedly connected with the lifting table platform, the lower end of the vertical lifting arm is of an opening structure, the connecting plate is located in the vertical lifting arm and is fixedly connected with the inner wall of the vertical lifting arm, and the vertical lifting arm is a lifting end of the lifting assembly.
Furthermore, the upper ends of two vertical lifting arms are passed respectively at the both ends of horizontal drive shaft to in extending to vertical lifting arm, horizontal drive shaft's both ends all coaxial be linked firmly a No. two bevel gear, no. two bevel gear meshes with two bevel gear mutually respectively.
Furthermore, one end of the horizontal transmission shaft extends through the vertical lifting arm towards one side and extends to the outside of the vertical lifting arm, and one end of the horizontal transmission shaft extending to the outside of the vertical lifting arm is fixedly connected with a rotary grab handle.
Furthermore, the upper end of each vertical lifting arm is of an open structure and is fixedly connected with the bottom end of the lifting table platform through a plurality of vertical face connecting supports.
Compared with the prior art, the utility model beneficial effect who has is: compare driven electric lift table, at first this device is the structure of pure mechanical type, the cost ratio is lower, it is nimble light, the later stage repair is all very convenient with the renewal part, secondly can realize going up and down the holistic synchronous decline of seat through synchronous drive subassembly, when can not leading to descending, the condition that goes up and down table platform height on one side appears, last lifting unit not only can drive reciprocating of lift table platform, also can protect the screw drive subassembly in it, and make whole lift table look more pleasing to the eye.
Drawings
FIG. 1 is a first schematic perspective view of an embodiment;
FIG. 2 is a schematic perspective view of the second embodiment;
FIG. 3 is a top view of the embodiment;
FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a top view of the lift assembly and screw drive assembly of the embodiment;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;
the reference numbers in the figures are: 1-lifting table platform; 2-a threaded rod; 3-horizontal transmission shaft; 4-a bevel gear; 5-rotating the disc; 6-connecting plates; 7-avoiding holes; 8-supporting the upright post; 9-a support seat; 10-a vertical support arm; 11-a vertical lifting arm; 12-second bevel gear; 13-rotating the grab handle; 14-facade connecting support.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to fig. 6, the up-and-down adjustment transmission structure of a lifting table comprises a lifting table platform 1 horizontally arranged, and further comprises:
the two groups of lifting components are distributed below the lifting table platform 1 at intervals, and each group of lifting components is provided with a lifting end for driving the lifting table platform 1 to move up and down;
the screw driving components are distributed below the lifting table platform 1 at intervals, and each screw distance adjusting component comprises a threaded rod 2 for driving a lifting end of the lifting component to lift;
and the synchronous transmission component is arranged between the two groups of screw rod distance adjusting components and comprises a horizontal transmission shaft 3 for driving the two threaded rods 2 to synchronously lift.
When rotating horizontal drive shaft 3 among the synchronous drive subassembly, it can drive threaded rod 2 among two sets of screw drive subassemblies in step and carry out elevating movement to two threaded rods 2 can drive two lift ends among two sets of elevating assembly and carry out elevating movement, and then realize the up-and-down motion of lift table platform 1.
Every threaded rod 2 all is vertical state and sets up in the below of lift table platform 1, every the coaxial fixed conical gear 4 that is provided with No. one in the top of threaded rod 2 to the coaxial fixed rotary disk 5 that is upper and lower interval distribution that is provided with two in the upper end, be provided with a connecting plate 6 that is the horizontality and elevating assembly's lift end and links firmly between two rotary disks 5, hole 7, every are dodged to the confession threaded rod 2 passes downwards is seted up to connecting plate 6 the below of threaded rod 2 all is provided with one rather than screw-thread fit's support post 8.
When the conical gear 4 that is located 2 tops of threaded rod rotates and drives the threaded rod 2 rotatory, screw-thread fit effect through the support post 8 that is located its below, can realize reciprocating of threaded rod 2, thereby two rotary disks 5 of fixed setting can drive connecting plate 6 and go up and down on the threaded rod 2, and then the lift end of the lifting unit who links firmly with connecting plate 6 can drive lift table platform 1 and go up and down, the lift end of lifting unit is given with the elevating movement transmission of threaded rod 2 through connecting plate 6 between two rotary disks 5 on the threaded rod 2, wherein, dodge hole 7 on the connecting plate 6 is used for dodging the rotation of threaded rod 2, when threaded rod 2 is rotatory, two rotary disks 5 can be rotatory with bottom laminating connecting plate 6 at the top of connecting plate 6.
Every group the lifting unit all includes:
the supporting seat 9 is horizontally arranged below the lifting table platform 1;
the vertical supporting arm 10 is of a shell structure and is fixedly arranged at the top of the supporting seat 9, the upper end of the vertical supporting arm 10 is of an open structure, and the supporting upright column 8 is fixedly arranged in the vertical supporting arm 10;
the vertical lifting arm 11 is of a shell structure and is downwards inserted into the vertical supporting arm 10 along an opening structure of the vertical supporting arm 10, the upper end of the vertical lifting arm 11 is fixedly connected with the lifting table platform 1, the lower end of the vertical lifting arm 11 is of an opening structure, the connecting plate 6 is located in the vertical lifting arm 11 and is fixedly connected with the inner wall of the vertical lifting arm 11, and the vertical lifting arm 11 is a lifting end of the lifting assembly.
Set up supporting seat 9 in lift table platform 1 below and play the effect of supporting whole device, the open structure of vertical lift arm 11 lower extreme is used for it can dodge support post 8 when vertical support arm 10 internal downstream, when threaded rod 2 is rotatory, connecting plate 6 vertical removal can be smugglied secretly to two rotary disks 5 that link firmly on the threaded rod 2, drive the vertical lift arm 11 that links firmly with connecting plate 6 simultaneously and remove in vertical support arm 10 to accomplish the elevating movement of lift table.
The two ends of the horizontal transmission shaft 3 penetrate through the upper ends of the two vertical lifting arms 11 respectively and extend into the vertical lifting arms 11, the two ends of the horizontal transmission shaft 3 are fixedly connected with a second conical gear 12 coaxially, and the two second conical gears 12 are meshed with the two first conical gears 4 respectively.
When rotating horizontal transmission shaft 3, no. two bevel gear 12 at its both ends can drive two bevel gear 4 synchronous revolution to through threaded rod 2 and support column 8's cooperation, finally realize reciprocating of screw thread, wherein, horizontal transmission shaft 3 plays synchronous transmission's effect, prevents that the height that two vertical lift arms 11 go up and down is inconsistent, thereby leads to the slope of whole lift table platform 1.
One end of the horizontal transmission shaft 3 extends through the vertical lifting arm 11 towards one side and extends out of the vertical lifting arm 11, and one end of the horizontal transmission shaft 3 extending out of the vertical lifting arm 11 is fixedly connected with a rotary grab handle 13.
The rotary grip 13 fixedly connected to one end of the horizontal transmission shaft 3 is for facilitating manual control of the rotation of the horizontal transmission shaft 3.
The upper end of each vertical lifting arm 11 is of an open structure and is fixedly connected with the bottom end of the lifting table platform 1 through a plurality of vertical face connecting supports 14.
The opening structure at the upper end of the vertical lifting arm 11 is convenient for fixedly mounting the first conical gear 4 and the second conical gear 12 on the horizontal transmission shaft 3 and the threaded rod 2, and the vertical face connecting support 14 plays a role in connecting the vertical lifting arm 11 and the lifting table platform 1.
The above examples are merely illustrative of one or more embodiments of the present invention, and the description thereof is more specific and detailed, but not intended to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. The utility model provides an upper and lower adjustment transmission structure of lift table, is including lift table platform (1) that is the level setting, its characterized in that still includes:
the two lifting components are distributed below the lifting table platform (1) at intervals, and each lifting component is provided with a lifting end for driving the lifting table platform (1) to move up and down;
the screw driving components are distributed below the lifting table platform (1) at intervals, and each screw distance adjusting component comprises a threaded rod (2) used for driving a lifting end of the lifting component to lift;
the synchronous transmission component is arranged between the two groups of screw rod distance adjusting components and comprises a horizontal transmission shaft (3) which is used for driving the two threaded rods (2) to synchronously lift.
2. The up-and-down adjustment transmission structure of a lifting table as claimed in claim 1, wherein each of the threaded rods (2) is vertically disposed below the lifting table platform (1), a first bevel gear (4) is coaxially and fixedly disposed at the top end of each of the threaded rods (2), two rotating disks (5) are coaxially and fixedly disposed at the upper end of each of the threaded rods, the rotating disks are vertically spaced from each other, a connecting plate (6) is disposed between the two rotating disks (5) and horizontally and fixedly connected to the lifting end of the lifting assembly, the connecting plate (6) is provided with an avoiding hole (7) for the threaded rod (2) to pass through, and a supporting column (8) is disposed below each of the threaded rods (2) and is in threaded fit with the connecting plate.
3. An up-and-down adjustment transmission structure for a lifting table as claimed in claim 2, wherein each set of said lifting members comprises:
the supporting seat (9) is arranged below the lifting table platform (1) in a horizontal state;
the vertical supporting arm (10) is of a shell structure and is fixedly arranged at the top of the supporting seat (9), the upper end of the vertical supporting arm (10) is of an open structure, and the supporting upright column (8) is fixedly arranged in the vertical supporting arm (10);
vertical lifting arm (11), for shell structure, insert downwards along the open structure of vertical support arm (10) and locate in vertical support arm (10), the upper end and the lift table platform (1) of vertical lifting arm (11) link firmly, the lower extreme of vertical lifting arm (11) is open structure, connecting plate (6) are located vertical lifting arm (11) to link firmly with the inner wall of vertical lifting arm (11), vertical lifting arm (11) are above-mentioned lifting unit's lift end promptly.
4. The up-and-down adjustment transmission structure of a lifting table as claimed in claim 1, wherein both ends of the horizontal transmission shaft (3) respectively pass through the upper ends of two vertical lifting arms (11) and extend into the vertical lifting arms (11), both ends of the horizontal transmission shaft (3) are coaxially and fixedly connected with a second-number bevel gear (12), and the two second-number bevel gears (12) are respectively engaged with the two first-number bevel gears (4).
5. The transmission structure for up-and-down adjustment of a lifting table as claimed in claim 4, wherein one end of the horizontal transmission shaft (3) extends through the vertical lifting arm (11) to one side and extends out of the vertical lifting arm (11), and one end of the horizontal transmission shaft (3) extending out of the vertical lifting arm (11) is fixedly connected with a rotary handle (13).
6. The transmission structure for up-and-down adjustment of a lifting table as claimed in claim 3, wherein the upper end of each vertical lifting arm (11) is an open structure and is fixedly connected with the bottom end of the lifting table platform (1) through a plurality of vertical connecting brackets (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123452988.XU CN217565269U (en) | 2021-12-31 | 2021-12-31 | Up-down adjustment transmission structure of lifting table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123452988.XU CN217565269U (en) | 2021-12-31 | 2021-12-31 | Up-down adjustment transmission structure of lifting table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217565269U true CN217565269U (en) | 2022-10-14 |
Family
ID=83537844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123452988.XU Active CN217565269U (en) | 2021-12-31 | 2021-12-31 | Up-down adjustment transmission structure of lifting table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217565269U (en) |
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2021
- 2021-12-31 CN CN202123452988.XU patent/CN217565269U/en active Active
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