CN211092380U - Pneumatic lifting table - Google Patents
Pneumatic lifting table Download PDFInfo
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- CN211092380U CN211092380U CN201921565440.6U CN201921565440U CN211092380U CN 211092380 U CN211092380 U CN 211092380U CN 201921565440 U CN201921565440 U CN 201921565440U CN 211092380 U CN211092380 U CN 211092380U
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- upright post
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Abstract
The utility model belongs to the technical field of furniture, concretely relates to pneumatic lift table. Set up the not enough of air spring respectively to current pneumatic lift table of manual formula both legs in the both legs stand, the utility model discloses a following technical scheme: a pneumatic lift table, comprising: the main table leg is from the table leg, the crossbeam, the table, table and crossbeam rigid coupling, the air spring is fixed in the holding tank of crossbeam and transversely sets up, drive-by-wire handle, the drive-by-wire handle is connected with the switch of air spring, pulls the subassembly, pull the haulage rope that the subassembly includes the piston rod rigid coupling of one end and air spring, the haulage rope other end and main stand rigid coupling down, synchronous subassembly includes the synchronous rope with main stand under and from the stand rigid coupling down. The utility model discloses a pneumatic lift table's beneficial effect is: only one gas spring is adopted, and the adjustment of the lifting of the table top is realized by the gas spring, the traction assembly and the synchronization assembly.
Description
Technical Field
The utility model belongs to the technical field of furniture, concretely relates to pneumatic lift table.
Background
Height-adjustable lifting tables are available on the market in order to be able to accommodate users of different body heights or to enable persons to work in a standing position. The lifting table is mainly adjusted electrically, and a part of the lifting table is lifted manually. The manual lifting table mostly adopts a gas spring as a lifting power source, and the lifting can be adjusted by opening a gas spring switch.
However, most of the existing manual double-leg lifting tables are provided with gas springs in the double-leg upright posts respectively. Meanwhile, in the lifting process, air springs are respectively arranged in the two leg stand columns, so that the problem of asynchronism is easy to occur.
In addition, the lifting table partially provided with the synchronizing assembly adopts structures such as a bevel gear, a synchronizing shaft or a synchronizing shaft synchronous pulley, and the like, and has the problems of complex structure and high cost.
Disclosure of Invention
The utility model discloses to current manual formula both legs pneumatic lift table set up the not enough of air spring in the both legs stand respectively, provide a pneumatic lift table, only need an air spring. Furthermore, the synchronism is better, and the lift is more steady.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a pneumatic lift table, comprising:
the main desk legs comprise main upper upright posts and main lower upright posts which are sleeved with each other;
the auxiliary table legs comprise an upper auxiliary upright post and a lower auxiliary upright post which are sleeved with each other;
the cross beam is provided with an accommodating groove and is fixedly connected with the upper main upright post of the main table leg and the upper auxiliary upright post of the auxiliary table leg respectively;
the table plate is fixedly connected with the cross beam;
the gas spring is fixed in the accommodating groove of the cross beam and is transversely arranged;
the wire control handle is connected with a switch of the gas spring;
the traction assembly comprises a traction rope, one end of the traction rope is fixedly connected with a piston rod of the gas spring, and the other end of the traction rope is fixedly connected with the main lower upright post;
and the synchronous component comprises a synchronous rope fixedly connected with the main lower upright post and the auxiliary lower upright post.
The utility model discloses a pneumatic lift table only adopts an air spring, can realize through the air spring and pull subassembly and synchronization module that the table goes up and down.
As an improvement, the pneumatic lifting table further comprises a transverse guide assembly, the transverse guide assembly comprises a guide rail fixed in the accommodating groove and a sliding block matched with the guide rail, and the sliding block is fixedly connected with a piston rod of the gas spring. Set up horizontal direction subassembly and lead to the piston rod, prevent piston rod drunkenness or swing, guarantee to go up and down steadily.
As an improvement, the guide rails and the sliding blocks are two groups, and the sliding blocks are fixedly connected with a piston rod of the air spring through connecting columns, connecting blocks and connecting plates.
As an improvement, the slider is provided with a positioning hole, one end of the connecting column is matched with the positioning hole, the other end of the connecting column is an anti-rotation part, the connecting block is provided with an anti-rotation hole matched with the anti-rotation part, the end part of the connecting block is also provided with a threaded hole, the connecting plate is provided with a mounting hole matched with the threaded hole, and the connecting plate is provided with a through hole for the piston rod to pass through.
As an improvement, the pulling rope and the synchronous rope are respectively provided with a pulling wire nut piece and a pulling wire bolt for adjusting tightness, so that the lifting speed can be adjusted or the required force for descending can be adjusted.
As an improvement, the traction assembly further comprises an upper wheel frame fixedly connected with the main upper upright, a movable pulley block pivoted with the upper wheel frame, a lower wheel frame fixedly connected with the main lower upright and a fixed pulley pivoted with the lower wheel frame, and the traction rope is respectively matched with the movable pulley block and the fixed pulley.
As an improvement, the movable pulley block comprises two pulleys arranged at two ends of the upper wheel frame, and the fixed pulley is higher than the movable pulley at the lower end of the upper wheel frame; the fixed pulley and the movable pulley both comprise a bearing and a plastic piece.
As an improvement, the main upper upright column is arranged outside the main lower upright column, and the auxiliary upper upright column is arranged outside the auxiliary lower upright column; the main lower upright post and the upper end of the lower upright post are fixedly connected with a sliding guide assembly, and the sliding guide assembly comprises an annular cylinder and a plurality of rollers arranged on the annular cylinder.
As an improvement, the synchronizing component also comprises a synchronizing wheel frame fixedly connected with the main upper upright post and a synchronizing pulley block pivoted with the synchronizing wheel frame, and the synchronizing rope is matched with the synchronizing pulley block.
As an improvement, the synchronous ropes, the synchronous wheel carriers and the synchronous pulley blocks are arranged in two groups in a mirror image mode, and the synchronism is better.
As an improvement, the table plate is detachably connected with the cross beam, the main table legs and the auxiliary table legs, so that the maintenance is convenient.
The utility model discloses a pneumatic lift table's beneficial effect is: only one gas spring is adopted, and the adjustment of the lifting of the table top is realized by the gas spring, the traction assembly and the synchronization assembly. Furthermore, two groups of synchronous ropes, synchronous wheel carriers and synchronous pulley blocks of the synchronous assembly are provided, so that the lifting synchronism is better; the table plate is detachable and convenient to maintain.
Drawings
Fig. 1 is a schematic structural view of a pneumatic lifting table according to a first embodiment of the present invention.
Fig. 2 is a schematic view of a three-dimensional structure of a pneumatic lifting table according to an embodiment of the present invention after a table plate is hidden.
Fig. 3 is a top view of the pneumatic lifting table according to the first embodiment of the present invention after the table board is hidden.
Fig. 4 is a schematic structural view of the pneumatic lifting table according to the first embodiment of the present invention after the table plate and the column are hidden.
Fig. 5 is a schematic structural view of a lateral guiding assembly of a pneumatic lifting table according to a first embodiment of the present invention.
Fig. 6 is an exploded view of the lateral guide assembly of the pneumatic lifting table according to the first embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a traction assembly of a pneumatic lifting table according to a first embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a synchronization module of a pneumatic lifting table according to a first embodiment of the present invention.
Fig. 9 is a schematic structural view of the main table leg of the pneumatic lifting table according to the first embodiment of the present invention.
In the figure, 1, a main table leg, 11, a main upper upright post, 12, a main lower upright post, 13, a sliding guide component,
2. from the table legs, 21, from the upper uprights, 22, from the lower uprights, 13, the sliding guide assembly,
3. the cross beam is provided with a plurality of cross beams,
4. a table board, a table top and a table top,
5. a gas spring is arranged on the top of the shell,
6. a wire control handle is arranged on the wire control handle,
7. a traction component 71, a traction rope 72, a stay wire nut member 73, a stay wire bolt 74, an upper wheel frame 75, a movable pulley block 76, a lower wheel frame 77 and a fixed pulley,
8. a synchronizing component 81, a synchronizing rope 82, a synchronizing wheel frame 83, a synchronizing pulley block 72, a stay wire nut 73 and a stay wire bolt,
9. the device comprises a transverse guide assembly 91, a guide rail 92, a sliding block 93, a connecting column 94, a connecting block 95 and a connecting plate.
Detailed Description
The technical solutions of the embodiments of the present invention will be explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and are not all embodiments. Other embodiments obtained by persons skilled in the art without any inventive work based on the embodiments in the embodiment belong to the protection scope of the invention.
Referring to fig. 1 to 9, the utility model discloses a pneumatic lifting table, pneumatic lifting table includes:
the main desk legs comprise main upper upright posts and main lower upright posts which are sleeved with each other;
the auxiliary table legs comprise an upper auxiliary upright post and a lower auxiliary upright post which are sleeved with each other;
the cross beam is provided with an accommodating groove and is fixedly connected with the upper main upright post of the main table leg and the upper auxiliary upright post of the auxiliary table leg respectively;
the table plate is fixedly connected with the cross beam;
the gas spring is fixed in the accommodating groove of the cross beam and is transversely arranged;
the wire control handle is connected with a switch of the gas spring;
the traction assembly comprises a traction rope, one end of the traction rope is fixedly connected with a piston rod of the gas spring, and the other end of the traction rope is fixedly connected with the main lower upright post;
and the synchronous component comprises a synchronous rope fixedly connected with the main lower upright post and the auxiliary lower upright post.
The pneumatic lifting table of the utility model only adopts one air spring, and the lifting of the table top can be realized through the air spring, the traction component and the synchronization component; the assembly and maintenance are also more convenient.
Example one
Referring to fig. 1 to 9, a pneumatic lifting table according to a first embodiment of the present invention includes:
the main desk legs 1, the main desk legs 1 comprise a main upper upright post 11 and a main lower upright post 12 which are sleeved with each other;
the slave table leg 2, the slave table leg 2 comprises a slave upper upright post 21 and a slave lower upright post 22 which are sleeved with each other;
the cross beam 3 is provided with an accommodating groove, and the cross beam 3 is fixedly connected with the main upper upright post 11 of the main table leg 1 and the auxiliary upper upright post 21 of the auxiliary table leg 2 respectively;
the table plate 4 is fixedly connected with the cross beam 3;
the gas spring 5 is fixed in the accommodating groove of the cross beam 3 and is transversely arranged;
the drive-by-wire handle 6 is connected with a switch of the gas spring 5;
the traction assembly 7 comprises a traction rope 71, one end of the traction rope 71 is fixedly connected with a piston rod of the gas spring 5, and the other end of the traction rope 71 is fixedly connected with the main lower upright post 12;
and the synchronizing assembly 8, wherein the synchronizing assembly 8 comprises a synchronizing rope 81 fixedly connected with the main lower upright post 12 and the auxiliary lower upright post 22.
As an improvement, the cross beam 3, the main table legs 1 and the auxiliary table legs 2 are welded into a whole through a connecting frame. The main table legs 1 and the auxiliary table legs 2 are also welded with lengthening frames, and the table plate 4 is detachably connected with the lengthening frames through screws.
As a modification, the master leg 1 and the slave leg 2 are the same, and they are called differently only because of the difference in the components mounted therein.
As an improvement, the pneumatic lifting table further comprises a transverse guide assembly 9 of a piston rod, the transverse guide assembly 9 comprises a guide rail 91 fixed in the accommodating groove and a slide block 92 matched with the guide rail 91, and the slide block 92 is fixedly connected with the piston rod of the gas spring 5. Set up horizontal direction subassembly 9 and lead to the piston rod, prevent the piston rod skew, guarantee to go up and down steadily.
As an improvement, the guide rail 91 is fixed to the cross beam 3 by two mounting blocks arranged in the track of the guide rail 91, and the two mounting blocks have a limiting function at the same time.
As an improvement, there are two sets of the guide rails 91 and the sliding blocks 92, and the sliding blocks 92 are fixedly connected with the piston rods of the gas springs 5 through connecting columns 93, connecting blocks 94 and connecting plates 95.
As an improvement, a positioning hole is formed in the slider 92, one end of the connecting post 93 is matched with the positioning hole, the other end of the connecting post is an anti-rotation part, the connecting block 94 is provided with an anti-rotation hole matched with the anti-rotation part, a threaded hole is formed in the end part of the connecting block 94, a mounting hole matched with the threaded hole is formed in the connecting plate 95, and a through hole for the piston rod to pass through is formed in the connecting plate 95.
As an improvement, the pulling rope 71 and the synchronous rope 81 are respectively provided with a pulling wire nut member 72 and a pulling wire bolt 73 for adjusting tightness, so that the lifting speed or the required force for descending can be adjusted.
As an improvement, the traction assembly 7 further includes an upper wheel frame 74 fixedly connected with the main upper column 11, a movable pulley block 75 pivotally connected with the upper wheel frame 74, a lower wheel frame 76 fixedly connected with the main lower column 12, and a fixed pulley 77 pivotally connected with the lower wheel frame 76, and the traction rope 71 is respectively matched with the movable pulley block 75 and the fixed pulley 77. The upper wheel frame 74 has a U-shaped cross section.
As an improvement, the movable pulley block 75 includes two pulleys arranged at two ends of the upper wheel frame 74, and the fixed pulley 77 is higher than the movable pulley at the lower end of the upper wheel frame 74; the fixed pulley 77 and the movable pulley each include a bearing and a plastic member.
As a modification, the main upper upright 11 is arranged outside the main lower upright 12, and the auxiliary upper upright 21 is arranged outside the auxiliary lower upright 22; the upper ends of the main lower upright post 12 and the auxiliary lower upright post 22 are both fixedly connected with a sliding guide assembly 13, and the sliding guide assembly 13 comprises an annular cylinder and a plurality of rollers arranged on the annular cylinder.
As an improvement, an upper limit block and a lower limit block are arranged in the main upper upright post 11.
As an improvement, the synchronizing assembly 8 further includes a synchronizing wheel frame 82 fixedly connected to the main upper column 11, and a synchronizing pulley block 83 pivotally connected to the synchronizing wheel frame 82, and the synchronizing rope 81 is matched with the synchronizing pulley block 83.
As an improvement, the synchronous rope 81, the synchronous wheel frame 82 and the synchronous pulley block 83 are arranged in two groups in a mirror image mode, and the synchronism is better. One group of the synchronizing pulley blocks 83 comprises two synchronizing pulleys arranged at the upper end and the lower end of the synchronizing wheel frame 82 of the main table leg 1 and one synchronizing pulley arranged at the upper end of the synchronizing wheel frame 82 of the auxiliary table leg 2. The other group of synchronizing pulley blocks 83 comprises two synchronizing pulleys arranged at the upper end and the lower end of the synchronizing wheel frame 82 of the slave table leg 2 and one synchronizing pulley arranged at the upper end of the synchronizing wheel frame 82 of the master table leg 1.
As an improvement, two synchronous pulleys positioned at the upper end of the main table leg 1 and a movable pulley are coaxial and two synchronous pulleys are positioned at two sides of the movable pulley.
As an improvement, the table plate 4 is detachably connected with the cross beam 3, the main table legs 1 and the auxiliary table legs 2, so that the maintenance is convenient.
As an improvement, the upper upright post and the lower upright post are both square tubes.
When the lifting is needed, the wire control handle 6 is operated, the switch of the gas spring 5 is opened, the piston rod of the gas spring 5 moves and pulls the traction rope 71, the traction rope 71 drives the movable pulley block 75, the upper wheel frame 74 and the main upper upright post 11 to lift, and the movable pulley block, the upper wheel frame and the main upper upright post synchronously and stably lift from the upper upright post 21 under the action of the two groups of synchronous components 8.
When the desk plate needs to descend, the drive-by-wire handle 6 is operated, the switch of the gas spring 5 is opened, the desk plate 4 is manually pressed down, when the applied force is greater than the pressure of the gas spring 5 (without considering the gravity of the components), the main upper upright post 11 of the main desk leg 1 and the auxiliary upper upright posts 21 of the auxiliary desk legs 2 descend along with the desk plate 4, the synchronous and stable descending is realized under the action of the two groups of synchronizing assemblies 8, and in the descending process of the desk plate 4, the piston rod of the gas spring 5 retracts into the cylinder chamber under the pulling of the traction rope 71 and the guiding of the transverse.
The utility model discloses pneumatic lift table's of embodiment one beneficial effect is: only one gas spring 5 is adopted, and the lifting of the table plate 4 is adjusted by the gas spring 5, the traction assembly 7 and the synchronizing assembly 8. Furthermore, two groups of synchronous ropes 81, synchronous wheel frames 82 and synchronous pulley blocks 83 of the synchronous component 8 are provided, so that the lifting synchronism is better; the table plate 4 is detachable and convenient to maintain.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto but is intended to cover various modifications and changes, including but not limited to the details shown in the drawings and described in the foregoing detailed description. Any modification which does not depart from the functional and structural principles of the invention is intended to be included within the scope of the following claims.
Claims (10)
1. A pneumatic lift table which characterized in that: pneumatic lift table includes:
the desk comprises main desk legs (1), wherein each main desk leg (1) comprises a main upper upright (11) and a main lower upright (12) which are sleeved with each other;
the auxiliary table legs (2) comprise auxiliary upper upright posts (21) and auxiliary lower upright posts (23) which are sleeved with each other;
the cross beam (3) is provided with an accommodating groove, and the cross beam (3) is fixedly connected with the main upper upright (11) of the main table leg (1) and the auxiliary upper upright (21) of the auxiliary table leg (2) respectively;
the table plate (4) is fixedly connected with the cross beam (3);
the gas spring (5) is fixed in the accommodating groove of the cross beam (3) and is transversely arranged;
the wire control handle (6), the said wire control handle (6) is connected with switch of the air spring (5);
the traction assembly (7) comprises a traction rope (71) one end of which is fixedly connected with a piston rod of the gas spring (5), and the other end of the traction rope (71) is fixedly connected with the main lower upright post (12);
the synchronous component (8), the synchronous component (8) comprises a synchronous rope (81) fixedly connected with the main lower upright post (12) and the auxiliary lower upright post (23).
2. A pneumatic lift table as defined in claim 1 wherein: the pneumatic lifting table further comprises a transverse guide assembly (9), the transverse guide assembly (9) comprises a guide rail (91) fixed in the accommodating groove and a sliding block (92) matched with the guide rail (91), and the sliding block (92) is fixedly connected with a piston rod of the gas spring (5).
3. A pneumatic lifting table as claimed in claim 2 wherein: the guide rails (91) and the sliding blocks (92) are arranged in two groups, and the sliding blocks (92) are fixedly connected with a piston rod of the gas spring (5) through connecting columns (93), connecting blocks (94) and connecting plates (95).
4. A pneumatic lifting table as claimed in claim 3 wherein: the piston rod anti-rotation device is characterized in that the slide block (92) is provided with a positioning hole, one end of the connecting column (93) is matched with the positioning hole, the other end of the connecting column is an anti-rotation part, the connecting block (94) is provided with an anti-rotation hole matched with the anti-rotation part, the end part of the connecting block (94) is also provided with a threaded hole, the connecting plate (95) is provided with a mounting hole matched with the threaded hole, and the connecting plate (95) is provided with a through hole for.
5. A pneumatic lift table as defined in claim 1 wherein: the traction rope (71) and the synchronous rope (81) are provided with a stay wire nut piece (72) and a stay wire bolt (73) for adjusting tightness.
6. A pneumatic lift table as defined in claim 1 wherein: the traction assembly (7) further comprises an upper wheel frame (74) fixedly connected with the main upper upright post (11), a movable pulley block (75) pivotally connected with the upper wheel frame (74), a lower wheel frame (76) fixedly connected with the main lower upright post (12), and a fixed pulley (77) pivotally connected with the lower wheel frame (76), wherein the traction rope (71) is respectively matched with the movable pulley block (75) and the fixed pulley (77).
7. A pneumatic lifting table as claimed in claim 6 wherein: the movable pulley block (75) comprises two movable pulleys arranged at two ends of the upper wheel frame (74), and the fixed pulley (77) is higher than the movable pulley at the lower end of the upper wheel frame (74); the fixed pulley (77) and the movable pulley both comprise a bearing and a plastic piece.
8. A pneumatic lift table as defined in claim 1 wherein: the main upper upright post (11) is arranged outside the main lower upright post (12), and the auxiliary upper upright post (21) is arranged outside the auxiliary lower upright post (23); the main lower upright post (12) and the upper end of the auxiliary lower upright post (23) are fixedly connected with a sliding guide assembly (13), and the sliding guide assembly (13) comprises an annular cylinder and a plurality of rollers arranged on the annular cylinder.
9. A pneumatic lift table as defined in claim 1 wherein: the synchronizing component (8) further comprises a synchronizing wheel frame (82) fixedly connected with the main upper upright post (11) and a synchronizing pulley block (83) pivoted with the synchronizing wheel frame (82), and the synchronizing rope (81) is matched with the synchronizing pulley block (83).
10. A pneumatic lift table as defined in claim 9 wherein: the synchronous rope (81), the synchronous wheel carrier (82) and the synchronous pulley block (83) are arranged in two groups in a mirror image mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921565440.6U CN211092380U (en) | 2019-09-19 | 2019-09-19 | Pneumatic lifting table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921565440.6U CN211092380U (en) | 2019-09-19 | 2019-09-19 | Pneumatic lifting table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211092380U true CN211092380U (en) | 2020-07-28 |
Family
ID=71708896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921565440.6U Active CN211092380U (en) | 2019-09-19 | 2019-09-19 | Pneumatic lifting table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211092380U (en) |
-
2019
- 2019-09-19 CN CN201921565440.6U patent/CN211092380U/en active Active
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Address after: 311200 No. 35, Ningdong Road, Xiaoshan Economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Shengao Technology Co., Ltd Address before: 311200 No. 35, Ningdong Road, Xiaoshan Economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: Zhejiang Shengao Furniture Manufacturing Co., Ltd |