CN213188586U - Lifting table - Google Patents
Lifting table Download PDFInfo
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- CN213188586U CN213188586U CN202021539421.9U CN202021539421U CN213188586U CN 213188586 U CN213188586 U CN 213188586U CN 202021539421 U CN202021539421 U CN 202021539421U CN 213188586 U CN213188586 U CN 213188586U
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- table plate
- movable table
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- sliding
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Abstract
The utility model discloses a lifting table, which comprises a table top frame and table legs; the table board body is provided with a fixed table board and a movable table board, and a lifting component is connected between the movable table board and the table board frame; the sliding piece is in sliding fit with the movable table plate, and a locking hook which extends downwards and is matched and hooked with the table plate frame is arranged on the sliding piece; one end of the elastic piece is connected with the movable table plate, and the other end of the elastic piece is connected with the sliding piece; when the movable table plate descends, the bottom of the lock hook can abut against the top of the table plate frame to prevent the movable table plate from descending, so that a hand clamping prevention gap is formed between the movable table plate and the fixed table plate; when the external force overcomes the elasticity of the elastic piece and drives the sliding piece to slide, the bottom of the lock hook can be separated from the top of the desk plate frame, and when the movable desk plate descends to the lowest position and the external force disappears, the lock hook resets under the elasticity of the elastic piece and is hooked on the desk plate frame. This elevating platform table can prevent the tong when the activity table descends, and the security is high, and user experience feels good.
Description
Technical Field
The utility model relates to the technical field of furniture equipment, specifically say a lifting table.
Background
At present, in order to meet the requirements of users with different heights and different ages, office tables or learning tables in the prior art are mostly set to be lifting type, also called lifting table, and the height of the table plate can be adjusted according to the needs of the users. The lifting table in the prior art generally comprises a table plate and table legs, wherein the table plate comprises a fixed table plate and a movable table plate, the bottom of the fixed table plate is fixedly connected with a table plate frame at the top of the table legs, a gap is formed in one side, close to a user, of the fixed table plate, the movable table plate is arranged in the gap, a lifting assembly is arranged between the movable table plate and the table plate frame, and the lifting assembly is used for adjusting the height of the movable table plate relative to the table plate frame; when the movable table board is used, the movable table board is lifted, so that a user can stand for working; when the movable table plate is not used, the movable table plate can be lowered to the lowest height and is flush with the fixed table plate, so that the use area of the fixed table plate is increased; the outer edge of the movable table plate is provided with a lock hook, and the lock hook can hook the bottom of the table plate frame when the movable table plate is lowered to the lowest height, so that the movable table plate is limited, and the movable table plate is kept at the lowest position. This prior art elevating platform table has some not enough in the in-service use: when the movable table plate descends, a user generally holds the two sides of the movable table plate by two hands and exerts force downwards, the supporting force of the lifting assembly is overcome to enable the movable table plate to descend, when the movable table plate descends to the lowest height, the force used by the user is too large and too violent, the danger of clamping hands can be caused between the edge of the movable table plate and the edge of the fixed table plate, and the user experience feeling is poor.
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 and can prevent the tong when the activity table descends, the security is high, user experience feels the lift table.
The technical solution of the utility model is to provide a lifting table with the following structure: it comprises
A desk plate frame and desk legs connected to the bottom of the desk plate frame;
the table plate body is provided with a fixed table plate and a movable table plate, the fixed table plate is fixedly connected with the table plate frame, and a lifting assembly is connected between the movable table plate and the table plate frame and used for adjusting the height of the movable table plate relative to the fixed table plate; it also comprises
The sliding piece is in sliding fit with the movable table plate, and a locking hook which extends downwards and is matched and hooked with the table plate frame is arranged on the sliding piece;
one end of the elastic piece is connected with the movable table plate, and the other end of the elastic piece is connected with the sliding piece; when the movable table plate descends, the bottom of the lock hook can abut against the top of the table plate frame to prevent the movable table plate from descending, so that a hand clamping prevention gap is formed between the movable table plate and the fixed table plate; when the external force overcomes the elasticity of the elastic piece and drives the sliding piece to slide, the bottom of the lock hook can be separated from the top of the desk plate frame, and when the movable desk plate descends to the lowest position and the external force disappears, the lock hook resets under the elasticity of the elastic piece and is hooked on the desk plate frame.
After the structure above the adoption, the utility model relates to a lifting table compares with prior art, has following advantage: when the movable table plate of the lifting table is folded downwards, a user holds two sides of the movable table plate with hands and exerts downward force, the supporting force of the lifting assembly is overcome, so that the movable table plate descends, when the movable table plate descends to a certain height, the bottom of the lock hook can be abutted against the top of the table plate frame, the movable table plate is prevented from descending, a hand clamping prevention gap is formed between the movable table plate and the fixed table plate, and the risk of clamping hands is avoided; then, the two hands of a user move to the top of the movable table plate from the two sides of the movable table plate, the elastic force of the elastic piece is overcome by the hands, the sliding piece is driven to slide, the bottom of the locking hook is separated from the top of the table plate frame, the sliding piece is loosened when the movable table plate continues to descend to the lowest position by force, the locking hook of the sliding piece resets under the elastic force of the elastic piece and is hooked on the table plate frame, and the folding of the movable table plate is completed at the moment; that is, when the movable table board is folded downwards, the bottom of the lock hook is abutted to the top of the table board frame, so that the movable table board stops descending, the hand clamping danger caused by too strong force is avoided, and then the lock hook is driven to be separated from the top of the table board frame and to be hooked on the table board frame. Therefore, the lifting table can effectively prevent the movable table plate from clamping hands when being folded downwards, the safety is high, and the user experience is good.
Preferably, a notch through which the locking hook can pass from top to bottom when the bottom of the locking hook is separated from the top of the table frame is formed in the side wall of the table frame. The locking hook is arranged in such a way that the elastic force of the elastic piece is overcome by hand, the sliding piece is driven to slide, the bottom of the locking hook is separated from the top of the table frame and is arranged above the notch, and then the movable table is continuously lowered to the lowest position, the locking hook penetrates through the notch from top to bottom, and when the sliding piece is released, the locking hook is reset under the elastic force of the elastic piece and is hooked at the bottom of the table frame, so that the locking of the folded movable table is realized. The structure is arranged closely, and the operation is more convenient.
Preferably, the sliding part is provided with a handle part which is used for driving the sliding part to slide and protrudes outwards. The handle part can facilitate the user to drive the sliding part to slide, so that the movement of the locking hook is more convenient.
Preferably, the movable table plate is provided with a mounting groove which penetrates through the top and the bottom of the movable table plate, the movable table plate at the bottom of the mounting groove is connected with a supporting plate, and a sliding groove for sliding fit of the sliding part is formed between the supporting plate and the mounting groove.
Preferably, the bottom of the movable table plate is connected with a fixed seat, the sliding part is provided with a connecting hole, one end of the elastic part is connected with the fixed seat, and the other end of the elastic part is connected with the connecting hole in the sliding part.
Preferably, when the movable table plate descends to the lowest position, the top of the movable table plate is level with the top of the fixed table plate. By the arrangement, the use space at the top of the fixed table plate can be expanded when the movable table plate is lowered to the lowest position.
Preferably, the lifting assembly comprises two supports hinged to form an X shape at the middle part: the upper end of the first support is rotatably connected with the movable table plate, and the lower end of the first support is in sliding fit with the table plate frame; the lower extreme and the table frame rotatable coupling of second support, the upper end sliding fit of second support is on movable table.
Preferably, a torsion spring is sleeved on a rotating shaft at the upper end of the first support, a first clamping pin of the torsion spring abuts against the bottom of the movable table plate, and a second clamping pin of the torsion spring abuts against the first support and is used for applying elasticity to the first support so as to enable the first support to be in an unfolding trend. Due to the arrangement, when the lock hook is separated from the bottom of the table frame, the movable table can automatically rise under the action of the torsion spring, and the movable table is convenient to open.
Preferably, the table plate frame is matched with a positioning piece in a sliding mode, and the positioning piece can be locked at any position of the stroke of the positioning piece; the lower end of the first support is rotatably connected with a lock catch capable of moving synchronously with the lower end of the first support, and the lock catch can be connected with a positioning piece and used for locking the lower end position of the first support. The arrangement is that the height of the movable table is locked by the matching connection of the lock catch and the positioning piece, specifically, the lock catch is connected with the lower end of the first support, the positioning piece is arranged on the table frame, and when the lock catch moves towards the direction close to the positioning piece along with the lower end of the first support and is connected with the positioning piece, the lower end of the first support is locked, and the height of the movable table is fixed; when the locking is released, only the lock catch is required to be disconnected from the positioning piece, so that the height adjustment operation of the movable table plate is simple and convenient, the whole structure is simple, and the production cost is low; the locating piece can slide on the movable table plate, and can be locked at any position of the sliding stroke of the locating piece, so that the maximum stroke of the movable table plate when the movable table plate is unfolded or the maximum height of the movable table plate when the movable table plate is lifted can be adjusted according to the height of a user, the maximum stroke of the movable table plate can be set by the user, and the requirements of users with different heights are met.
Drawings
Fig. 1 is a schematic structural view of the elevating table of the present invention.
Fig. 2 is another angle structure diagram of the elevating table of the present invention.
Fig. 3 is an enlarged schematic view of a portion a of the lifting table of the present invention in fig. 2.
Fig. 4 is a schematic structural view of the lifting table of the present invention in a folded state.
Fig. 5 is a schematic view of the installation structure of the positioning member and the lock catch of the lifting table of the present invention.
As shown in the figure:
1. the table board comprises a table board frame, 100, a notch, 101, a long guide hole, 102, a limiting hole, 2, table legs, 3, a fixed table board, 300, a movable table board, 4, a sliding piece, 400, a handle part, 401, a locking hook, 402, an elastic piece, 403, a supporting plate, 404, a mounting groove, 405, a sliding groove, 406, a fixed seat, 407, a connecting hole, 5, a lifting assembly, 500, a first support, 501, a second support, 502, a sliding rod, 503, a return spring, 504, a sliding seat, 6, a hand clamping prevention gap, 7, a locking buckle, 700, a buckling part, 701, a guide inclined plane, 8, a positioning piece, 800, a sliding plate, 801, a positioning column, 802, a locking screw, 803, a radial convex part, 9 and a torsion spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 5, the lifting table of the present invention comprises a table frame 1 and table legs 2 connected to the bottom of the table frame 1; a notch 100 is arranged on the outer side wall of one side of the table board frame 1; the tops of the table legs are connected to the four corners of the bottom of the table plate frame through screws; the table board comprises a table board body, wherein the table board body is provided with a fixed table board 3 and a movable table board 300, the fixed table board 3 is fixedly connected with a table board frame 1, a lifting component 5 is connected between the movable table board 300 and the table board frame 1, and the lifting component 5 is used for adjusting the height of the movable table board 300 relative to the fixed table board 3; lifting unit 5 include that two middle parts are articulated to be the support of X type: the upper end of the first bracket 500 is rotatably connected with the movable table board 300, and the lower end of the first bracket 500 is in sliding fit with the table board frame 1; the lower end of the second support 501 is rotatably connected to the table frame 1, and the upper end of the second support 501 is slidably fitted to the movable table 300. Two inner side walls of the table board frame are provided with two slide rails with opposite openings, the lower end of the first support 500 is connected with a slide bar 502, two ends of the slide bar 502 are connected with a slide seat 504, and the slide seat 504 is in slide fit with the slide rails; the rotating shaft at the upper end of the first support 500 is sleeved with a torsion spring 9, a first clamping foot of the torsion spring 9 abuts against the bottom of the movable table board 300, and a second clamping foot of the torsion spring 9 abuts against the first support 500 and is used for applying elasticity to the first support 500 to enable the first support 500 to be in an unfolding trend. When the latch hook breaks away from the bottom of the table frame, the movable table can automatically rise under the action of the torsion spring, so that the movable table is convenient to open.
Referring to fig. 5, a positioning member 8 is slidably fitted on the table frame 1, and the positioning member 8 can be locked at any position of the stroke of the positioning member 8; the lower end of the first bracket 500 is rotatably connected with a lock catch 7 capable of moving synchronously with the lower end of the first bracket 500, and the lock catch 7 can be connected with a positioning part 8 for locking the lower end position of the first bracket 500. And the lock catch 7 has a locking part 700, when the lock catch 7 moves towards the direction close to the positioning part 8 along with the lower end of the first bracket 500 and is connected with the positioning part 8, the lower end of the first bracket 500 is locked on the table frame 1, and the height of the movable table 300 is fixed. The buckling part 700 is a hook or a bayonet arranged on the lock catch 7, and the hook or the bayonet can be clamped with the positioning column 801. The sliding rod 502 is sleeved with a return spring 503, a first end of the return spring 503 is connected with the lock catch 7, and a second end of the return spring 503 is connected with the sliding rod 502; the bottom of one end of the lock catch 7 close to the positioning column 801 is provided with a guide inclined plane 701 inclined from top to bottom, the guide inclined plane 701 abuts against the positioning column 801 when the lock catch 7 moves towards the direction close to the positioning column 801, and the lock catch 7 overcomes the elastic force of the return spring 503 to rotate upwards, so that the hook of the lock catch 7 is clamped on the positioning column 801. The positioning member 8 comprises a sliding plate 800 which is slidably fitted on the table frame 1, a positioning column 801 is connected to the sliding plate 800, the positioning column 801 is arranged on the inner side of the table frame 1, and a locking screw 802 which can lock the sliding plate 800 on the table frame 1 is connected to the sliding plate 800; the side wall of the table frame 1 is provided with a guiding long hole 101 extending along the sliding direction of the sliding plate 800, and the locking screw 802 is in clearance fit in the guiding long hole 101. A plurality of limiting holes 102 communicated with the guide long hole 101 are distributed in the length direction of the guide long hole 101, and the aperture size of each limiting hole 102 is larger than the width size of the guide long hole 101; the outer side wall of the outer end of the locking screw 802 is provided with a radial convex part 803, and the outer diameter of the radial convex part 803 is larger than the width of the guide long hole 101 and smaller than the aperture of the limiting hole 102. When the position of the positioning member 8 is adjusted, the locking screw 802 is loosened to separate the radial protrusion 803 of the locking screw from the limiting hole 102, so that the positioning member 8 can be slid, when the positioning member 8 slides to a set position, the radial protrusion 803 of the locking screw 802 is inserted into another limiting hole again, and then the locking screw is tightened to complete the fixing of the positioning member. Of course, the locking screw may be replaced with other fixing members, such as an elastic pin composed of a spring and a pin, or the like.
The movable table board 300 realizes the locking of the height of the movable table board 300 by utilizing the matching connection of the lock catch 7 and the positioning piece 8, specifically, the lock catch is connected with the lower end of the first bracket, the positioning piece is arranged on the table board frame, when the lock catch moves to the direction close to the positioning piece along with the lower end of the first bracket and is connected with the positioning piece, the lower end of the first bracket is locked, and the height of the movable table board is fixed; when the locking is released, only the lock catch is required to be disconnected from the positioning piece, so that the height adjustment operation of the movable table plate is simple and convenient, the whole structure is simple, and the production cost is low; the locating piece can slide on the movable table plate, and can be locked at any position of the sliding stroke of the locating piece, so that the maximum stroke of the movable table plate when the movable table plate is unfolded or the maximum height of the movable table plate when the movable table plate is lifted can be adjusted according to the height of a user, the maximum stroke of the movable table plate can be set by the user, and the requirements of users with different heights are met.
Referring to fig. 1 to 4 again, the lifting table of the present invention further includes a sliding member 4, which is slidably fitted on the movable table 300, and the sliding member 4 is provided with a latch hook 401 extending downward and hooked to the table frame 1; an elastic member 402 having one end connected to the movable table 300 and the other end connected to the slider 4; when the movable desk plate 300 descends, the bottom of the lock hook 401 can abut against the top of the desk plate frame 1 to prevent the movable desk plate 300 from descending, so that a hand clamping prevention gap 6 is formed between the movable desk plate 300 and the fixed desk plate 3; when the external force overcomes the elastic force of the elastic member 402 and drives the sliding member 4 to slide, the bottom of the locking hook 401 is separated from the top of the table frame 1, and when the movable table 300 descends to the lowest position and the external force disappears, the locking hook 401 is restored under the elastic force of the elastic member 402 and is hooked on the table frame 1. When the movable table 300 descends to the lowest position, the top of the movable table 300 is flush with the top of the fixed table 3. When the movable table board 300 of the lifting table is folded downwards, a user holds two sides of the movable table board 300 with hands and exerts downward force, the supporting force of the lifting component 5 is overcome, so that the movable table board 300 descends, when the movable table board 300 descends to a certain height, the bottom of the locking hook 401 can abut against the top of the table board frame 1, the movable table board 300 is prevented from descending, and a hand clamping preventing gap 6 is formed between the movable table board 300 and the fixed table board 3, so that the risk of hand clamping is avoided; then, the two hands of a user move to the top of the movable table plate from the two sides of the movable table plate, the elastic force of the elastic piece is overcome by the hands, the sliding piece is driven to slide, the bottom of the locking hook is separated from the top of the table plate frame, the sliding piece is loosened when the movable table plate continues to descend to the lowest position by force, the locking hook of the sliding piece resets under the elastic force of the elastic piece and is hooked on the table plate frame, and the folding of the movable table plate is completed at the moment; that is, when the movable table board is folded downwards, the bottom of the lock hook is abutted to the top of the table board frame, so that the movable table board stops descending, the hand clamping danger caused by too strong force is avoided, and then the lock hook is driven to be separated from the top of the table board frame and to be hooked on the table board frame. Therefore, the lifting table can effectively prevent the movable table plate from clamping hands when being folded downwards, the safety is high, and the user experience is good.
As a preferred embodiment of the present invention, a notch 100 is provided on the sidewall of the table frame 1 for the latch hook 401 to pass through from top to bottom when the latch hook 401 is separated from the top of the table frame 1. The sliding part 4 is provided with a handle part 400 which is used for driving the sliding part 4 to slide and protrudes outwards. The movable table 300 is provided with an installation groove 404 penetrating the top and the bottom of the movable table 300, a support plate 403 is connected to the movable table 300 at the bottom of the installation groove 404, and a sliding groove 405 for the sliding fit of the sliding member 4 is formed between the support plate 403 and the installation groove 404. The bottom of the movable desk 300 is connected to a fixed base 406, and the sliding member 4 is provided with a connecting hole 407, one end of the elastic member 402 is connected to the fixed base 406, and the other end of the elastic member 402 is connected to the connecting hole 407 of the sliding member 4. The resilient member is a spring in this embodiment. The locking hook is arranged in such a way that the elastic force of the elastic piece is overcome by hand, the sliding piece is driven to slide, the bottom of the locking hook is separated from the top of the table frame and is arranged above the notch, and then the movable table is continuously lowered to the lowest position, the locking hook penetrates through the notch from top to bottom, and when the sliding piece is released, the locking hook is reset under the elastic force of the elastic piece and is hooked at the bottom of the table frame, so that the locking of the folded movable table is realized. The structure is arranged closely, and the operation is more convenient.
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 lifting table comprises
A desk plate frame and desk legs connected to the bottom of the desk plate frame;
the table plate body is provided with a fixed table plate and a movable table plate, the fixed table plate is fixedly connected with the table plate frame, and a lifting assembly is connected between the movable table plate and the table plate frame and used for adjusting the height of the movable table plate relative to the fixed table plate; the method is characterized in that: it also comprises
The sliding piece is in sliding fit with the movable table plate, and a locking hook which extends downwards and is matched and hooked with the table plate frame is arranged on the sliding piece;
one end of the elastic piece is connected with the movable table plate, and the other end of the elastic piece is connected with the sliding piece; when the movable table plate descends, the bottom of the lock hook can abut against the top of the table plate frame to prevent the movable table plate from descending, so that a hand clamping prevention gap is formed between the movable table plate and the fixed table plate; when the external force overcomes the elasticity of the elastic piece and drives the sliding piece to slide, the bottom of the lock hook can be separated from the top of the desk plate frame, and when the movable desk plate descends to the lowest position and the external force disappears, the lock hook resets under the elasticity of the elastic piece and is hooked on the desk plate frame.
2. The lift table of claim 1, wherein: and a notch through which the locking hook can pass from top to bottom when the bottom of the locking hook is separated from the top of the table plate frame is arranged on the side wall of the table plate frame.
3. The lift table of claim 1, wherein: the sliding part is provided with a handle part which is used for driving the sliding part to slide and protrudes outwards.
4. The lift table of claim 1, wherein: the movable table plate is provided with a mounting groove which penetrates through the top and the bottom of the movable table plate, a supporting plate is connected to the movable table plate at the bottom of the mounting groove, and a sliding groove for sliding matching of the sliding part is formed between the supporting plate and the mounting groove.
5. An elevator table as set forth in claim 4, wherein: the bottom of the movable table plate is connected with a fixed seat, a connecting hole is formed in the sliding piece, one end of the elastic piece is connected with the fixed seat, and the other end of the elastic piece is connected with the connecting hole in the sliding piece.
6. The lift table of claim 1, wherein: when the movable table plate descends to the lowest position, the top of the movable table plate is flush with the top of the fixed table plate.
7. The lift table of claim 1, wherein: the lifting component comprises two supports hinged in the middle and in an X shape: the upper end of the first support is rotatably connected with the movable table plate, and the lower end of the first support is in sliding fit with the table plate frame; the lower extreme and the table frame rotatable coupling of second support, the upper end sliding fit of second support is on movable table.
8. An elevator table as set forth in claim 7, wherein: the rotary shaft at the upper end of the first support is sleeved with a torsion spring, a first clamping pin of the torsion spring is abutted against the bottom of the movable table plate, and a second clamping pin of the torsion spring is abutted against the first support and used for applying elasticity to the first support so as to enable the first support to be in an unfolding trend.
9. The lift table of claim 8, wherein: the table plate frame is matched with a positioning piece in a sliding mode, and the positioning piece can be locked at any position of the stroke of the positioning piece; the lower end of the first support is rotatably connected with a lock catch capable of moving synchronously with the lower end of the first support, and the lock catch can be connected with a positioning piece and used for locking the lower end position of the first support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021539421.9U CN213188586U (en) | 2020-07-30 | 2020-07-30 | Lifting table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021539421.9U CN213188586U (en) | 2020-07-30 | 2020-07-30 | Lifting table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213188586U true CN213188586U (en) | 2021-05-14 |
Family
ID=75835999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021539421.9U Active CN213188586U (en) | 2020-07-30 | 2020-07-30 | Lifting table |
Country Status (1)
| Country | Link |
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| CN (1) | CN213188586U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113951630A (en) * | 2021-08-31 | 2022-01-21 | 乐歌人体工学科技股份有限公司 | Lifting table |
| CN113951631A (en) * | 2021-08-31 | 2022-01-21 | 乐歌人体工学科技股份有限公司 | Lifting table |
| CN115352339A (en) * | 2022-09-20 | 2022-11-18 | 一汽解放汽车有限公司 | Hidden table and vehicle |
-
2020
- 2020-07-30 CN CN202021539421.9U patent/CN213188586U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113951630A (en) * | 2021-08-31 | 2022-01-21 | 乐歌人体工学科技股份有限公司 | Lifting table |
| CN113951631A (en) * | 2021-08-31 | 2022-01-21 | 乐歌人体工学科技股份有限公司 | Lifting table |
| CN113951630B (en) * | 2021-08-31 | 2023-10-31 | 乐歌人体工学科技股份有限公司 | Lifting table |
| CN115352339A (en) * | 2022-09-20 | 2022-11-18 | 一汽解放汽车有限公司 | Hidden table and vehicle |
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