CN213428925U - Single-motor lifting table - Google Patents
Single-motor lifting table Download PDFInfo
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- CN213428925U CN213428925U CN202021814161.1U CN202021814161U CN213428925U CN 213428925 U CN213428925 U CN 213428925U CN 202021814161 U CN202021814161 U CN 202021814161U CN 213428925 U CN213428925 U CN 213428925U
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- lifting
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- rod assembly
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Abstract
The utility model discloses a single motor lifting table, which comprises a table board, a table frame and a driving motor; the lifting device comprises a first lifting stand column, a second lifting stand column and a third lifting stand column, wherein a screw rod lifting mechanism is arranged in each lifting stand column, and the upper ends of the three lifting stand columns are connected with a table frame; the first end of the first transmission rod assembly is in transmission connection with a lead screw lifting mechanism of the first lifting upright post, and the second end of the first transmission rod assembly is in transmission connection with a lead screw lifting mechanism of the second lifting upright post; the first end of the second transmission rod component is in transmission connection with a screw rod lifting mechanism of the third lifting upright column, the second end of the second transmission rod component is connected with a first gear, the first transmission rod component is coaxially connected with a second gear, and the first gear is in transmission meshing with the second gear. This single motor lift table only needs a motor can drive three lift stand and go up and down simultaneously, the transmission is stable, and simple structure, low in production cost.
Description
Technical Field
The utility model relates to an office furniture technical field specifically says a single motor lift table.
Background
The lifting table is also called a learning table or a lifting office table, and can meet the healthy office requirements of people with different heights for realizing standing and sitting alternative office by utilizing the lifting characteristic; at present, more and more office workers select a lifting work table to work; the lifting table in the prior art generally comprises an electric lifting table and a manual lifting table, wherein the electric lifting table is driven by a motor to lift, and the manual lifting table is driven by a crank to lift. The electric lifting table can be divided into a single-motor electric lifting table and a double-motor electric lifting table, and the single-motor electric lifting table adopts a motor to simultaneously drive two lifting upright posts to lift; its structure of single motor electric lift table generally includes two bases, two lift stands, the table, table frame and driving motor, the lower extreme of two lift stands is connected with two bases respectively, and the upper end and the table frame of two lift stands are connected, are equipped with lead screw elevating system in every lift stand, the table frame on install driving motor and driving motor's controller, the top and the table of table frame are connected, and are equipped with a transfer line on the length direction of table frame, and this transfer line is connected with the driving motor transmission, and the both ends of transfer line are connected with the lead screw elevating system transmission in two lift stands respectively, driving motor drive transfer line rotates to the lead screw elevating system who drives in two lift stands rotates, realizes that two lift stands go up and down. The single-motor electric lifting table with the structure has the advantages that the using area of the table plate is limited, the size of the table plate is enlarged or lengthened for expanding the using area of the table plate, and the lifting upright post is additionally arranged at the bottom of the table plate for ensuring the stability of the lifting table, namely the lifting table is provided with three lifting upright posts; at present, a driving motor can not drive three lifting columns to lift simultaneously, so that the added lifting columns are provided with driving motors, namely, the lifting tables of the three lifting columns are provided with two driving motors, and the production cost of the lifting tables is undoubtedly increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome above prior art's defect, provide one kind only need a motor can drive three lift stand and go up and down simultaneously, the transmission is stable, and simple structure, low in production cost's single motor lift table.
The technical solution of the utility model is to provide a single motor lift table with following structure: it comprises
A table plate;
the table frame is connected to the bottom of the table plate;
three lifting columns: the lifting device comprises a first lifting stand column, a second lifting stand column and a third lifting stand column, wherein a screw rod lifting mechanism is arranged in each lifting stand column and used for driving the lifting stand columns to lift, and the upper ends of the three lifting stand columns are connected with a table frame;
two dwang subassemblies: the first end of the first transmission rod assembly is in transmission connection with a lead screw lifting mechanism of the first lifting upright post, and the second end of the first transmission rod assembly is in transmission connection with a lead screw lifting mechanism of the second lifting upright post; the first end of the second transmission rod component is in transmission connection with a screw rod lifting mechanism of the third lifting upright post, the second end of the second transmission rod component is connected with a first gear, the first transmission rod component is coaxially connected with a second gear, and the first gear is in transmission meshing with the second gear;
and the driving motor is in transmission connection with the first transmission rod assembly or the second transmission rod assembly and is used for driving the first transmission rod assembly or the second transmission rod assembly to rotate.
Preferably, the second lifting upright is connected with a support, the support is rotatably connected with a transmission shaft, the transmission shaft is coaxial with the first transmission rod assembly, one end of the transmission shaft is connected with the first transmission rod assembly, and the other end of the transmission shaft is in transmission connection with a lead screw lifting mechanism of the second lifting upright; the second gear is arranged on the transmission shaft.
Preferably, the bracket is connected with a gear box, the gear box is positioned on the side wall of the second lifting upright post, and the first gear and the second gear are arranged in the gear box.
Preferably, the table frame comprises a first cross beam connected with the first lifting upright post and the second lifting upright post and a second cross beam connected with the second lifting upright post and the third lifting upright post, and the first cross beam and the second cross beam are arranged vertically.
Preferably, the table frame further comprises three supporting plates respectively connected to the three lifting columns.
Preferably, the two ends of the first cross beam and the second cross beam are respectively and fixedly connected with the outer side walls of the three lifting upright columns through connecting blocks.
Preferably, the bottom wall of the first cross beam is connected with a first shielding plate, the bottom wall of the second cross beam is connected with a second shielding plate, the first shielding plate and the second shielding plate are respectively positioned below the first transmission rod assembly and the second transmission rod assembly, and the inner side edges of the first shielding plate and the second shielding plate are both bent upwards to form a baffle.
Preferably, the third lifting upright is connected with a motor support, the driving motor is connected with the motor support, and a rotating shaft of the driving motor is in transmission connection with the second transmission rod assembly.
Preferably, the bottoms of the three lifting columns are connected with a base.
After the structure more than adopting, the utility model relates to a single motor lift table compares with prior art, has following advantage: this single motor lift table wholly adopts a driving motor to drive three lift stand and goes up and down simultaneously, thereby realize the altitude mixture control of table, concretely, coaxial coupling has the second gear on first drive rod subassembly, second end at second drive rod subassembly is connected with first gear, first gear and second gear transmission meshing, also install the gear box on the second lift stand that is located the centre, this first gear and second gear integration are in the gear box, through first drive rod subassembly, the transmission of second drive rod subassembly and first gear and second gear realizes that a driving motor drives three lift stand and goes up and down simultaneously, moreover, the steam generator is simple in structure, low in production cost.
Drawings
Fig. 1 is a schematic front structural view of a single motor lifting table of the present invention.
Fig. 2 is a schematic diagram of a back structure of a single motor lifting table of the present invention.
Fig. 3 is a schematic view of a partial structure of a single motor lifting table of the present invention.
As shown in the figure:
1. the table frame comprises a table frame body 100, a first cross beam, 101, a second cross beam, 102, a supporting plate, 103, a first shielding plate, 104, a second shielding plate, 105, a baffle plate, 2, a first lifting upright post, 200, a second lifting upright post, 201, a third lifting upright post, 3, a base, 4, a first transmission rod assembly, 400, a second transmission rod assembly, 5, a driving motor, 500, a motor support, 6, a transmission shaft, 600, a support, 601, a second gear, 602, a first gear, 603, a gear box, 7 and a connecting block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, the single motor lifting table of the present invention comprises a table plate, wherein the table plate of the present embodiment is generally L-shaped; table frame 1 connects in the table bottom, table frame 1 including connect first crossbeam 100 of first lift stand 2 and second lift stand 200 and connect second lift stand 200 and third lift stand 201's second crossbeam 101, first crossbeam 100 set up with second crossbeam 101 is perpendicular. The table frame 1 further comprises three support plates 102 connected to the three lifting columns respectively. Two ends of the first cross beam 100 and the second cross beam 101 are respectively and fixedly connected with the outer side walls of the three lifting upright columns through connecting blocks 7; three lifting columns: the table frame comprises a first lifting upright 2, a second lifting upright 200 and a third lifting upright 201, wherein a screw rod lifting mechanism is arranged in each lifting upright and used for driving the lifting upright to lift, the upper ends of the three lifting uprights are connected with the table frame 1, and the bottoms of the three lifting uprights are connected with a base 3; the screw rod lifting mechanism is also called as a screw rod nut pair or a linear push rod mechanism; the screw rod lifting mechanism comprises a screw rod, and the screw rod is rotatably connected to the upper end of the inner tube through a bearing; the outer side wall of the base is connected with a supporting pipe, and the lower end of the supporting pipe is connected with the lower end of the outer pipe; the lead screw rotates to enable the base and the supporting pipe to move along the length direction of the lead screw, so that the outer pipe slides relative to the inner pipe, and the lifting upright post is lifted. The lifting upright post is a product which is a mature technology in the prior art, and can be referred to as the lifting upright post disclosed by the publication number CN207659000U, or the lifting table leg disclosed by the publication number CN 207626789U; therefore, the utility model does not explain the structure of the lifting upright column in detail.
The utility model relates to a single motor lift table still includes two rotating rod subassemblies: the first end of the first transmission rod assembly 4 is in transmission connection with the lead screw lifting mechanism of the first lifting upright post 2, and the second end of the first transmission rod assembly 4 is in transmission connection with the lead screw lifting mechanism of the second lifting upright post 200; the first end of the second transmission rod assembly 400 is in transmission connection with the lead screw lifting mechanism of the third lifting upright 201, the second end of the second transmission rod assembly 400 is connected with a first gear 602, the first transmission rod assembly 4 is coaxially connected with a second gear 601, and the first gear 602 is in transmission meshing with the second gear 601; and the driving motor 5 is in transmission connection with the first transmission rod assembly 4 or the second transmission rod assembly 400 and is used for driving the first transmission rod assembly 4 or the second transmission rod assembly 400 to rotate. Specifically, the third lifting upright 201 is connected with a motor bracket 500, the driving motor 5 is connected to the motor bracket 500, and the rotating shaft of the driving motor 5 is in transmission connection with the second transmission rod assembly 400. The driving motor 5 drives the second transmission rod assembly 400 to rotate, so as to drive the first gear 602 to rotate, and simultaneously the first gear 602 drives the second gear 601 to rotate, so that the first transmission rod assembly 4 synchronously rotates, and therefore the three lifting columns are lifted and lowered simultaneously; the utility model provides a single motor lift table wholly adopts a driving motor 5 to drive three lift stands and go up and down simultaneously to realize the altitude mixture control of table, concretely, coaxial coupling has second gear 601 on first drive rod subassembly 4, second end at second drive rod subassembly 400 is connected with first gear 602, first gear 602 meshes with the transmission of second gear 601, also install gear box 603 on the second lift stand 200 that is located the centre, this first gear 602 and second gear 601 integration are in gear box 603, realize that a driving motor drives three lift stands and go up and down simultaneously through the transmission of first drive rod subassembly 4, second drive rod subassembly 400 and first gear 602 and second gear 601, simple structure, low in production cost.
Referring to fig. 1 and fig. 3 again, as an embodiment of the present invention, a support 600 is connected to the second lifting upright 200, a transmission shaft 6 is rotatably connected to the support 600, the transmission shaft 6 is coaxial with the first transmission rod assembly 4, one end of the transmission shaft 6 is connected to the first transmission rod assembly 4, and the other end of the transmission shaft 6 is in transmission connection with the screw rod lifting mechanism of the second lifting upright 200; the second gear 601 is mounted on the transmission shaft 6. The bracket 600 is connected with a gear box 603, the gear box 603 is located on the side wall of the second lifting upright post 200, and the first gear 602 and the second gear 601 are arranged in the gear box 603. The gear box is connected to the side wall of the second lifting stand column through the support when the gear box is installed, then the transmission shaft is connected with the first transmission rod assembly, the other end of the transmission shaft is in transmission connection with the screw rod lifting mechanism in the second lifting stand column, then the first gear of the second transmission rod assembly is meshed with the second gear in the gear box, and installation of the transmission rod assembly is accelerated by modularized installation.
Referring to fig. 1 again, as an embodiment of the present invention, a first shielding plate 103 is connected to the bottom wall of the first beam 100, a second shielding plate 104 is connected to the bottom wall of the second beam 101, the first shielding plate 103 and the second shielding plate 104 are respectively located below the first transmission rod assembly 4 and the second transmission rod assembly 400, and the inner edges of the first shielding plate 103 and the second shielding plate 104 are both bent upward to form a baffle 105. This setting of first sunshade 103 and second sunshade 104 plays the effect of sheltering from to two transfer line subassemblies, and the setting of first crossbeam 100, second crossbeam 101 and first sunshade 103 and second sunshade 104 not only makes the structure of table frame 1 more stable moreover, has practiced thrift moreover and has set up the crossbeam at the lift stand opposite side, and its table frame simple structure, firm, and light in weight, low in production cost.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A single motor lift table which characterized in that: it comprises
A table plate;
the table frame is connected to the bottom of the table plate;
three lifting columns: the lifting device comprises a first lifting stand column, a second lifting stand column and a third lifting stand column, wherein a screw rod lifting mechanism is arranged in each lifting stand column and used for driving the lifting stand columns to lift, and the upper ends of the three lifting stand columns are connected with a table frame;
two dwang subassemblies: the first end of the first transmission rod assembly is in transmission connection with a lead screw lifting mechanism of the first lifting upright post, and the second end of the first transmission rod assembly is in transmission connection with a lead screw lifting mechanism of the second lifting upright post; the first end of the second transmission rod component is in transmission connection with a screw rod lifting mechanism of the third lifting upright post, the second end of the second transmission rod component is connected with a first gear, the first transmission rod component is coaxially connected with a second gear, and the first gear is in transmission meshing with the second gear;
and the driving motor is in transmission connection with the first transmission rod assembly or the second transmission rod assembly and is used for driving the first transmission rod assembly or the second transmission rod assembly to rotate.
2. A single motor lift table as defined in claim 1 wherein: the second lifting upright is connected with a support, the support is rotatably connected with a transmission shaft, the transmission shaft is coaxial with the first transmission rod assembly, one end of the transmission shaft is connected with the first transmission rod assembly, and the other end of the transmission shaft is in transmission connection with a lead screw lifting mechanism of the second lifting upright; the second gear is arranged on the transmission shaft.
3. A single motor lift table as defined in claim 2 wherein: the support on connect a gear box, and the gear box is located the lateral wall of second lift stand, first gear and second gear setting in the gear box.
4. A single motor lift table as defined in claim 1 wherein: the table frame comprises a first cross beam and a second cross beam, the first cross beam is connected with the first lifting stand column and the second lifting stand column, the second cross beam is connected with the second lifting stand column and the third lifting stand column, and the first cross beam and the second cross beam are perpendicular to each other.
5. The single motor lift table of claim 4, wherein: the table frame also comprises three supporting plates which are respectively connected to the three lifting upright columns.
6. The single motor lift table of claim 4, wherein: and the two ends of the first cross beam and the second cross beam are respectively and fixedly connected with the outer side walls of the three lifting upright columns through connecting blocks.
7. The single motor lift table of claim 4, wherein: the utility model discloses a baffle, including first crossbeam, second crossbeam, first sunshade, first transmission pole subassembly, second transmission pole subassembly, be connected with first sunshade on the diapire of first crossbeam, be connected with the second sunshade on the diapire of second crossbeam, first sunshade and second sunshade be located the below of first transmission pole subassembly and second transmission pole subassembly respectively, and the inboard edge of first sunshade and second sunshade all upwards bends and form the baffle.
8. A single motor lift table as defined in claim 1 wherein: the third lifting upright post is connected with a motor support, the driving motor is connected with the motor support, and a rotating shaft of the driving motor is in transmission connection with the second transmission rod assembly.
9. A single motor lift table as defined in any one of claims 1 to 8 wherein: the bottoms of the three lifting upright columns are connected with a base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021814161.1U CN213428925U (en) | 2020-08-26 | 2020-08-26 | Single-motor lifting table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021814161.1U CN213428925U (en) | 2020-08-26 | 2020-08-26 | Single-motor lifting table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213428925U true CN213428925U (en) | 2021-06-15 |
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ID=76315785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021814161.1U Active CN213428925U (en) | 2020-08-26 | 2020-08-26 | Single-motor lifting table |
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| Country | Link |
|---|---|
| CN (1) | CN213428925U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114747867A (en) * | 2022-05-16 | 2022-07-15 | 佟自然 | But angle regulation's L type lift table |
| CN115153181A (en) * | 2022-08-12 | 2022-10-11 | 南通市久正人体工学股份有限公司 | Electric lifting table |
| WO2023201606A1 (en) * | 2022-04-21 | 2023-10-26 | 佟自然 | Single-motor l-shaped standing desk |
-
2020
- 2020-08-26 CN CN202021814161.1U patent/CN213428925U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023201606A1 (en) * | 2022-04-21 | 2023-10-26 | 佟自然 | Single-motor l-shaped standing desk |
| CN114747867A (en) * | 2022-05-16 | 2022-07-15 | 佟自然 | But angle regulation's L type lift table |
| CN115153181A (en) * | 2022-08-12 | 2022-10-11 | 南通市久正人体工学股份有限公司 | Electric lifting table |
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