CN220631398U - Lifting table and lifting upright post thereof - Google Patents
Lifting table and lifting upright post thereof Download PDFInfo
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- CN220631398U CN220631398U CN202321401665.4U CN202321401665U CN220631398U CN 220631398 U CN220631398 U CN 220631398U CN 202321401665 U CN202321401665 U CN 202321401665U CN 220631398 U CN220631398 U CN 220631398U
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- lifting
- guide
- guide tube
- screw rod
- driving
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- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000007704 transition Effects 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000006872 improvement Effects 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to the field of office furniture, in particular to a lifting table and a lifting upright post thereof, wherein the lifting upright post comprises a first guide pipe, a second guide pipe and a lifting screw rod; the lifting screw rod and the driving part are arranged in the first guide tube, the lifting screw rod is rotationally connected with the first guide tube, the driving part is in transmission connection with the lifting screw rod, and the driving part can drive the lifting screw rod to rotate; the second guide tube is embedded into the first guide tube, and the second guide tube can slide relative to the first guide tube; the lifting guide part is arranged in the second guide pipe, the lifting guide part is provided with a threaded through hole, the bottom end of the lifting screw rod penetrates through the threaded through hole to extend into the second guide pipe, and the lifting screw rod is in threaded connection with the threaded through hole. The utility model can effectively reduce the assembly difficulty and the production cost of the lifting upright post, and further reduce the production cost on the premise of ensuring the strength of the lifting table.
Description
Technical Field
The utility model relates to the field of office furniture, in particular to a lifting table and a lifting upright post thereof.
Background
Lifting tables are used in great numbers in the european countries. And is gradually accepted and widely used in China. The office desk has the value of helping office groups sit for a long time, and standing office is realized. The type of the existing lifting table comprises an electric lifting table, a pneumatic lifting table and a hand-operated lifting table.
The internal structure of the lifting upright post of the existing lifting table adopts lifting screw rods, and the lifting screw rods are fixed and guided by aluminum tubes. The guiding aluminum pipe in the existing lifting upright post is complex in structure, the installation difficulty and the production cost of the lifting upright post are increased, and the lifting upright post is not beneficial to manufacturers, and the production efficiency and the production cost of products are optimized.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a lifting table and a lifting upright post thereof, wherein the lifting upright post is easy to assemble and disassemble, and the production cost of the lifting table can be effectively reduced.
In order to solve the problems, the utility model provides a lifting upright post of a lifting table, which comprises a first guide pipe, a second guide pipe and a lifting screw rod;
the lifting screw rod and the driving part are arranged in the first guide tube, the lifting screw rod is rotationally connected with the first guide tube, the driving part is in transmission connection with the lifting screw rod, and the driving part can drive the lifting screw rod to rotate;
the second guide tube is embedded into the first guide tube, and the second guide tube can slide relative to the first guide tube; the lifting guide part is arranged in the second guide pipe, the lifting guide part is provided with a threaded through hole, the bottom end of the lifting screw rod penetrates through the threaded through hole to extend into the second guide pipe, and the lifting screw rod is in threaded connection with the threaded through hole.
As an improvement of the technical scheme, the driving part is a driving gear, the axis of the driving gear is perpendicular to the axis of the lifting screw rod, a driven gear is arranged at the top end of the lifting screw rod, and the driving gear is meshed with the driven gear.
As an improvement of the technical scheme, at least four guide plates are arranged at equal intervals along the outer side face of the second guide pipe, and the guide plates are abutted with the inner wall of the first guide pipe.
As an improvement of the above technical solution, when the cross section of the second guide tube is rectangular, the side surface of the second guide tube includes a first side surface and a second side surface, and the second side surfaces are located at two sides of the first side surface; the central axis of the first side face is provided with a guide piece, both sides of the second side face are provided with a guide piece, and the setting height of the guide piece of the first side face is lower than that of the guide piece of the second side face.
As an improvement of the technical scheme, a limiting block is arranged at the bottom end of the lifting screw rod.
Correspondingly, the utility model also provides a lifting table, which comprises a table plate, a driving motor, a driving machine fixing beam, a connecting rod and the lifting upright post;
the left side and the right side of the bottom of the table plate are respectively provided with two lifting upright posts, and the connecting cross beam and the driving machine fixing beam are connected between the lifting upright posts positioned on the same side; the driving motor is fixedly connected to the driving machine fixing beam, and the output end of the driving motor is in transmission connection with the driving parts in the lifting upright posts at the two sides through a transmission rod; the connecting cross beam is arranged on the outer side surface of the lifting upright post and used for shielding the driving motor;
the lifting columns corresponding to the left side and the right side of the bottom of the table plate are fixedly connected with the connecting rods, and the bottom of the table plate is fixedly connected with the connecting rods.
As an improvement of the technical scheme, the inner side surface of the connecting cross beam is provided with the avoidance groove, and the longitudinal height of the connecting cross beam is 12-15 cm.
As an improvement of the technical scheme, an inclined strut member is fixedly connected between the connecting rod and the lifting upright post.
As an improvement of the technical scheme, the diagonal bracing piece comprises a first diagonal bracing piece and a second diagonal bracing piece, a preset included angle is formed between the first diagonal bracing piece and the second diagonal bracing piece, and arc transition edges are further arranged at the bending positions of the first diagonal bracing piece and the second diagonal bracing piece;
the end part of the first diagonal bracing piece is fixedly connected with the lifting upright post, the joint of the first diagonal bracing piece and the second diagonal bracing piece is respectively fixedly connected with the lifting upright post and the connecting rod, and the end part of the second diagonal bracing piece is fixedly connected with the connecting rod.
As an improvement of the technical scheme, a foot pad connecting plate is connected between the bottoms of the lifting upright posts positioned on the same side of the table plate.
The implementation of the utility model has the following beneficial effects:
compared with the prior art, the second guide tube of the lifting upright post is embedded into the first guide tube, and the second guide tube can slide relative to the first guide tube. That is, this application has replaced the aluminum pipe to the fixed direction of lift lead screw among the prior art through the second stand pipe, protects, leads and fixes the lift lead screw through the lift guide part in second stand pipe and the second stand pipe, and then has simplified the production installation process of lift stand and practiced thrift production material, and then can reduce the holistic manufacturing cost of lift table.
Drawings
FIG. 1 is a cross-sectional view of a lifting column in accordance with an embodiment of the present utility model;
fig. 2 is an enlarged view at a in fig. 1:
fig. 3 is an enlarged view at a in fig. 1:
FIG. 4 is a perspective view of a second guide tube according to an embodiment of the present utility model;
figure 5 is a cross-sectional view of a lift table according to an embodiment of the utility model;
figure 6 is a perspective view of a lift table according to an embodiment of the present utility model;
fig. 7 is a perspective view of a connecting beam in accordance with an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
Referring to fig. 1 to 7, an embodiment of the present utility model provides a lifting column of a lifting table, which includes a first guide tube 1, a second guide tube 2, and a lifting screw 3.
Specifically, the lifting screw rod 3 and the driving part 4 are arranged in the first guide tube 1, the lifting screw rod 3 is rotationally connected with the first guide tube 1, the driving part 4 is in transmission connection with the lifting screw rod 3, and the driving part 4 can drive the lifting screw rod 3 to rotate;
the second guide tube 2 is embedded in the first guide tube 1, and the second guide tube 2 can slide relative to the first guide tube 1; the second guide tube 2 is internally provided with a lifting guide part 21, the lifting guide part 21 is provided with a threaded through hole 22, the bottom end of the lifting screw rod 3 penetrates through the threaded through hole 22 to extend into the second guide tube 2, and the lifting screw rod 3 is in threaded connection with the threaded through hole 22.
The working principle of the embodiment of the utility model is as follows:
when the lifting upright 3 is lifted, the driving part 4 drives the lifting screw rod 3 to rotate, and the lifting screw rod 3 penetrates through the lifting guide part 21 of the second guide tube 2 and stretches into the second guide tube 2, and the lifting screw rod 3 is in threaded connection with the lifting guide part 21, so that the second guide tube 2 can slide relatively along the interior of the first guide tube 1.
Compared with the prior art, the second guide tube 2 of the lifting upright column is embedded into the first guide tube 1, and the second guide tube 2 can slide relative to the first guide tube 1. That is, this application has replaced the aluminum pipe to the fixed direction of lift lead screw among the prior art through second stand pipe 2, protects, leads and fixes lift lead screw 3 through the lift guide part 21 in second stand pipe 2 and the second stand pipe, and then has simplified the production installation process of lift stand and practiced thrift production materials, and then can reduce the holistic manufacturing cost of lift table.
Further, the driving portion 4 is a driving gear, an axis of the driving gear 4 is perpendicular to an axis of the lifting screw 3, a driven gear 31 is disposed at a top end of the lifting screw 3, and the driving gear 4 is meshed with the driven gear 31. The driven gear 31 at the top end of the lifting screw rod 3 is driven to rotate through the rotation of the driving gear 4, and then the lifting screw rod 3 rotates together.
Further, at least four guide pieces 25 are provided at equal intervals along the outer side surface of the second guide pipe 2, and the guide pieces 25 are abutted against the inner wall of the first guide pipe 1. It should be noted that, when the second guide tube 2 slides relatively to the first guide tube 1, the guide piece 25 performs sliding guiding and prevents the second guide tube 2 from swinging relatively to the first guide tube 1, so as to enhance lifting stability of the lifting upright.
Wherein, when the cross section of the second guide tube 2 is rectangular, the side surfaces of the second guide tube 2 comprise a first side surface 23 and a second side surface 24, and the second side surfaces 24 are positioned on two sides of the first side surface 23; the central axis of the first side surface 23 is provided with a guide plate 25, both sides of the second side surface 24 are provided with a guide plate 25, and the set height of the guide plate 25 of the first side surface 23 is lower than that of the guide plate 25 of the second side surface 24.
Further, a limiting block 32 is arranged at the bottom end of the lifting screw rod 3. The stopper 32 plays a role of limiting and prevents the lifting screw rod 3 from being separated from the inside of the second guide tube 2 in the lifting process.
Correspondingly, the embodiment of the utility model also provides a lifting table, which comprises a table plate 5, a driving motor 6, a driving machine fixing beam 8, a connecting cross beam 7, a connecting rod 9 and the lifting upright post.
Specifically, two lifting upright posts are arranged on the left side and the right side of the bottom of the table plate 5, and the connecting cross beam 7 and the driving machine fixing beam 8 are connected between the lifting upright posts on the same side; the driving motor 6 is fixedly connected to the driving machine fixing beam 8, and the output end of the driving motor 6 is in transmission connection with the driving part 4 in the lifting upright posts at two sides through a transmission rod 61; the connecting cross beam 7 is arranged on the outer side surface of the lifting upright post and used for shielding the driving motor 6;
the lifting columns corresponding to the left side and the right side of the bottom of the table plate 5 are fixedly connected with the connecting rods 9, and the bottom of the table plate 5 is fixedly connected with the connecting rods 9.
The lifting table in the embodiment of the utility model is of four columns, the left side and the right side of the table plate are respectively provided with a driving motor 6, the driving motors 6 are used for driving two lifting columns positioned on the same side to lift, the outer side faces of the lifting columns positioned on the same side are connected with connecting cross beams 7, the connecting cross beams 7 can improve the connection stability between the lifting columns on the same side, and the driving motor 6 can be shielded to avoid safety accidents caused by children touching.
Furthermore, the inner side surface of the connecting beam 7 is provided with an avoidance groove 71, and the longitudinal height of the connecting beam 7 is 12-15 cm. The avoidance groove 71 is provided to reserve a sufficient installation space for the installation of the drive motor 6; secondly, the longitudinal height of the connecting beam 7 is about 6.5cm, and the longitudinal height of the connecting beam 7 is increased to 12-15 cm in the embodiment, so that the connection strength between the lifting upright posts can be further enhanced, and the shaking between the lifting upright posts can be reduced.
Further, a diagonal bracing piece is fixedly connected between the connecting rod 9 and the lifting upright post. The integral structural strength of the lifting table is increased, so that the lifting table is not easy to deform under stress.
Preferably, the diagonal bracing piece comprises a first diagonal bracing piece 91 and a second diagonal bracing piece 92, a preset included angle is formed between the first diagonal bracing piece 91 and the second diagonal bracing piece 92, and an arc-shaped transition edge 93 is further arranged at the bending position of the first diagonal bracing piece 91 and the second diagonal bracing piece 92; the end of the first diagonal bracing piece 91 is fixedly connected with the lifting upright, the joint of the first diagonal bracing piece 91 and the second diagonal bracing piece 92 is respectively fixedly connected with the lifting upright and the connecting rod 9, and the end of the second diagonal bracing piece 92 is fixedly connected with the connecting rod 9.
Further, a foot pad connecting plate 51 is connected between the bottoms of the lifting columns on the same side of the table plate 5.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the utility model, such changes and modifications are also intended to be within the scope of the utility model.
Claims (10)
1. The lifting upright post of the lifting table is characterized by comprising a first guide pipe, a second guide pipe, a lifting screw rod and a driving part;
the lifting screw rod and the driving part are arranged in the first guide tube, the lifting screw rod is rotationally connected with the first guide tube, the driving part is in transmission connection with the lifting screw rod, and the driving part can drive the lifting screw rod to rotate;
the second guide tube is embedded into the first guide tube, and the second guide tube can slide relative to the first guide tube; the lifting guide part is arranged in the second guide pipe, the lifting guide part is provided with a threaded through hole, the bottom end of the lifting screw rod penetrates through the threaded through hole to extend into the second guide pipe, and the lifting screw rod is in threaded connection with the threaded through hole.
2. The lifting column according to claim 1, wherein the driving part is a driving gear, an axis of the driving gear is perpendicular to an axis of the lifting screw, a driven gear is arranged at the top end of the lifting screw, and the driving gear is meshed with the driven gear.
3. The lifting column of claim 1, wherein at least four guide tabs are provided along the outer side of the second guide tube in equidistant arrangement, the guide tabs abutting the inner wall of the first guide tube.
4. A lifting column according to claim 3, wherein when the cross section of the second guide tube is rectangular, the sides of the second guide tube comprise a first side and a second side, the second side being on either side of the first side; the central axis of the first side face is provided with a guide piece, both sides of the second side face are provided with a guide piece, and the setting height of the guide piece of the first side face is lower than that of the guide piece of the second side face.
5. The lifting column according to claim 1, wherein a limiting block is arranged at the bottom end of the lifting screw rod.
6. A lifting table, which is characterized by comprising a table plate, a driving motor, a driving machine fixing beam, a connecting rod and a lifting upright post according to any one of claims 1-5;
the left side and the right side of the bottom of the table plate are respectively provided with two lifting upright posts, and the connecting cross beam and the driving machine fixing beam are connected between the lifting upright posts positioned on the same side; the driving motor is fixedly connected to the driving machine fixing beam, and the output end of the driving motor is in transmission connection with the driving parts in the lifting upright posts at the two sides through a transmission rod; the connecting cross beam is arranged on the outer side surface of the lifting upright post and used for shielding the driving motor;
the lifting columns corresponding to the left side and the right side of the bottom of the table plate are fixedly connected with the connecting rods, and the bottom of the table plate is fixedly connected with the connecting rods.
7. The elevating table as set forth in claim 6, wherein the inner side surface of the connecting beam is provided with a recess, and the longitudinal height of the connecting beam is 12-15 cm.
8. The lift table of claim 6 wherein a diagonal brace is fixedly connected between the connecting rod and the lift post.
9. The elevating table as set forth in claim 8, wherein said diagonal members comprise a first diagonal member and a second diagonal member, wherein a predetermined angle is formed between said first diagonal member and said second diagonal member, and wherein curved transition edges are provided at the bends of said first diagonal member and said second diagonal member;
the end part of the first diagonal bracing piece is fixedly connected with the lifting upright post, the joint of the first diagonal bracing piece and the second diagonal bracing piece is respectively fixedly connected with the lifting upright post and the connecting rod, and the end part of the second diagonal bracing piece is fixedly connected with the connecting rod.
10. The lift table of claim 6, wherein a foot pad web is connected between the bottoms of the lift posts on the same side of the table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401665.4U CN220631398U (en) | 2023-06-02 | 2023-06-02 | Lifting table and lifting upright post thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401665.4U CN220631398U (en) | 2023-06-02 | 2023-06-02 | Lifting table and lifting upright post thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220631398U true CN220631398U (en) | 2024-03-22 |
Family
ID=90268849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321401665.4U Active CN220631398U (en) | 2023-06-02 | 2023-06-02 | Lifting table and lifting upright post thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220631398U (en) |
-
2023
- 2023-06-02 CN CN202321401665.4U patent/CN220631398U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |