CN216753822U - Cantilever lifting table with reliable structure - Google Patents
Cantilever lifting table with reliable structure Download PDFInfo
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- CN216753822U CN216753822U CN202122532154.3U CN202122532154U CN216753822U CN 216753822 U CN216753822 U CN 216753822U CN 202122532154 U CN202122532154 U CN 202122532154U CN 216753822 U CN216753822 U CN 216753822U
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Abstract
The utility model discloses a cantilever lifting table with a reliable structure, which comprises a movable table plate, a fixed table plate and a cantilever lifting mechanism, wherein the movable table plate is fixed on the fixed table plate; the fixed table plate is L-shaped and is fixedly arranged on the fixed frame; the movable table plate and the fixed table plate can be spliced into a square table top; the cantilever lifting mechanism comprises a cantilever and a coil spring, the front end of the cantilever is connected with a front connecting plate fixed on the bottom of the movable table plate, and the rear end of the cantilever is connected with a rear connecting plate fixed on the fixed frame; the coil spring is pressed on the rear end of the cantilever through the pressing sheet; one end of the pressing sheet is fixedly connected to the end part of the cantilever, and the other end of the pressing sheet is provided with a clamping hook part; the end part of the cantilever is provided with a clamping groove, and the clamping hook part of the pressing sheet is clamped in the clamping groove of the cantilever; the rear connecting plate is provided with a hanging rod, and the outer end of the coil spring is hooked on the hanging rod on the rear connecting plate; the movable desk plate is lifted and lowered under the matching of the cantilever and the coil spring. The cantilever lifting table is reliable in structure, stable in lifting and descending processes, time-saving and labor-saving, capable of being locked at any position and ideal in use effect.
Description
Technical Field
The utility model relates to a table structure, in particular to a cantilever lifting table with a reliable structure.
Background
Most study tables on the market at present, its raising and lowering functions are realized through screw rod elevation structure or air spring elevation structure generally. However, the screw lifting structure drives the screw rod to ascend and descend in a manner of rotating the hand crank so as to realize the lifting of the table plate; the lifting structure is relatively laborious and has relatively slow lifting speed. The air spring lifting structure drives the table plate to ascend and descend through the action of the air spring, but in the descending process, the structure needs large force to overcome the counterforce of the air spring, and the counterforce cannot be linearly released, so that the ascending and descending process is unstable.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problems, an object of the present invention is to provide a cantilever lifting table with a reliable structure, which has a reliable structure, a stable lifting and lowering process, and a better use effect, and is time-saving and labor-saving, and can be locked at any position.
In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:
a cantilever lifting table with a reliable structure comprises a movable table plate, a fixed table plate and a cantilever lifting mechanism;
the fixed table plate is L-shaped and is fixedly arranged on a fixed frame; the movable table plate and the fixed table plate can be spliced into a square table top;
the cantilever lifting mechanism comprises a cantilever and a coil spring, the cantilever is in a sickle shape, the front end of the cantilever is connected with a front connecting plate fixed on the bottom of the movable table plate, and the rear end of the cantilever is connected with a rear connecting plate fixed on the fixed frame; the coil spring is pressed on the rear end of the cantilever through the pressing sheet; one end of the pressing sheet is fixedly connected to the end part of the cantilever, and the other end of the pressing sheet is provided with a clamping hook part; the end part of the cantilever is provided with a clamping groove, and the clamping hook part of the pressing sheet is clamped in the clamping groove of the cantilever; the rear connecting plate is provided with a hanging rod, and the outer end of the coil spring is hooked on the hanging rod on the rear connecting plate; the movable table plate is lifted under the matching of the cantilever and the coil spring.
Furthermore, the two groups of cantilever lifting mechanisms are symmetrically arranged relative to the movable table plate.
Furthermore, a connecting rod is connected between two cantilevers in the two groups of cantilever lifting mechanisms, and the middle part of the connecting rod is connected with a locking mechanism.
Furthermore, the locking mechanism comprises an upper fixing plate, two lower connecting plates, a plurality of friction plates, a first connecting shaft, a second connecting shaft and a third connecting shaft; the upper fixing plate is of a U-shaped structure with two side arms, and the top of the upper fixing plate is fixed on the fixing frame; the rear ends of the two lower connecting sheets are connected with the side arms of the upper fixing plate through first connecting shafts, the front ends of the two lower connecting sheets are connected with the connecting rods, the second connecting shaft is connected between the front parts of the two connecting sheets, and the third connecting shaft is fixedly connected with the side arms of the upper fixing plate; one end of the friction plate is connected to the second connecting shaft, and the other end of the friction plate is connected to the third connecting shaft; and the third connecting shaft is also provided with a pressing component; the pressing component presses the friction plate, and the friction plate locks the cantilever lifting mechanism.
Furthermore, the pressing component comprises a handle and a pressing wheel; a connecting plate extending downwards is mounted on the upper fixing plate, a sleeve penetrates through the lower portion of the connecting plate, the sleeve is sleeved on the third connecting shaft, and a spring sleeved on the third connecting shaft is mounted in the sleeve; the lower part of the handle is inserted into the sleeve and is connected with the sleeve through a pin shaft; the pressing wheel is connected with the end part of the handle; the pressing wheel presses against the head of the third connecting shaft; the sleeve can press or release the friction plate under the action of the handle and the spring.
Furthermore, the pressing sheet is provided with two slots, and the pressing sheet is also provided with two bending pressing feet positioned below the slots, and the two bending pressing feet press the inner end of the coil spring.
Furthermore, an auxiliary arm is connected between the front connecting plate and the rear connecting plate.
Furthermore, the bottom of the movable table plate is hinged with the rear end of an air spring through a hinged plate, the front end of the air spring is hinged with a transverse supporting bar fixedly installed at the bottom of the movable table plate, and the transverse supporting bar is connected with the movable table plate through a hinge.
Furthermore, the rear end of the gas spring is also connected with a handle.
Furthermore, a blocking piece is further arranged at the front side of the fixed table plate.
The utility model has the beneficial effects that:
the movable table plate can ascend and descend through the cooperation of the cantilever and the coil spring, so that the movable table plate can quickly reach the highest point from the lowest point, time and labor are saved, acting force is linear all the time in the ascending and descending process, and the ascending and descending process of the movable table plate is stable; in addition, the cantilever is locked through the friction plate structure, so that the cantilever can be locked at any position, and the lifting height of the movable table plate can be quickly locked at any position of the stroke between the highest point and the lowest point.
In addition, the coil spring among the cantilever elevating system passes through the preforming crimping on the cantilever, and the one end hook of coil spring is on the peg on the fishplate bar of back, and the other end then pushes down through two presser feet of bending of preforming, and the installation of coil spring can be convenient for to structure like this, and can make the cooperation between coil spring and the cantilever more reliable, is favorable to improving the stability of cantilever action.
The cantilever lifting table is reliable in structure, stable in ascending and descending processes, time-saving and labor-saving, the movable table plate can be locked at any position, and the using effect is ideal.
Drawings
Fig. 1 is a schematic perspective view of a cantilever elevating table with a reliable structure according to the present invention.
Fig. 2 is a schematic perspective view of another angle of the cantilever elevating table of the present invention.
Fig. 3 is an enlarged view of the coil spring and the cantilever in the structurally reliable cantilever lift table of the present invention.
Fig. 4 is an exploded view of the structure shown in fig. 3.
Fig. 5 is a partially exploded view of the locking mechanism of the structurally sound cantilever lift table of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the present invention more comprehensible to those skilled in the art, and will thus provide a clear and concise definition of the scope of the present invention.
A preferred embodiment of a structurally sound cantilever lift table as shown in figures 1 to 5; the cantilever lifting table comprises a movable table plate 1, a fixed table plate 2 and a cantilever lifting mechanism.
The fixed table plate 2 is L-shaped and is fixedly arranged on a fixed frame 3; the movable table board 1 can be lifted and can be spliced with the fixed table board 2 after rising to form a square table top.
The cantilever lifting mechanism comprises a cantilever 4 and a coil spring 5, the cantilever 4 is in a sickle shape, the front end of the cantilever 4 is connected with a front connecting plate 6 fixed on the bottom of the movable table plate 1, and the rear end of the cantilever 4 is connected with a rear connecting plate 7 fixed on the fixed frame 3; the coil spring 5 is pressed on the rear end of the cantilever 4 through a pressing sheet 8; one end of the pressing sheet 8 is fixedly connected to the end part of the cantilever 4, and the other end of the pressing sheet is provided with a clamping hook part 801; the end part of the cantilever 4 is provided with a clamping groove 401, and a clamping hook part 801 of the pressing sheet 8 is clamped and hooked in the clamping groove 401 of the cantilever 4; the rear connecting plate 7 is provided with a hanging rod 701, and the outer end of the coil spring 5 is hooked on the hanging rod 701 on the rear connecting plate 7. The presser plate 8 has two slots 802, and the presser plate 8 further has two bending presser feet 803 below the slots 802, the two bending presser feet 803 pressing the inner end of the coil spring 5. An auxiliary arm 9 is connected between the front connecting plate 6 and the rear connecting plate 7. The movable table board 1 is lifted and lowered under the cooperation of the cantilever 4, the auxiliary arm 9 and the coil spring 5.
The two groups of cantilever lifting mechanisms are symmetrically arranged relative to the longitudinal center line of the movable table plate.
A connecting rod 10 is connected between two cantilevers 4 in the two groups of cantilever lifting mechanisms, and the middle part of the connecting rod 10 is connected with a locking mechanism; the locking mechanism comprises an upper fixing plate 11, two lower connecting plates 12, a plurality of friction plates 13, a first connecting shaft 14, a second connecting shaft 15 and a third connecting shaft 16; the upper fixing plate 11 is a U-shaped structure with two side arms, and the top of the upper fixing plate 11 is fixed on the fixing frame 3; the rear ends of the two lower connecting sheets 12 are connected with the side arms of the upper fixing plate 11 through first connecting shafts 14, the front ends of the two lower connecting sheets 12 are connected with the connecting rods 10, the second connecting shaft 15 is connected between the front parts of the two lower connecting sheets 12, and the third connecting shaft 16 is fixedly connected with the side arms of the upper fixing plate 11; one end of the friction plate 13 is connected to the second connecting shaft 15, and the other end is connected to the third connecting shaft 16; and the third connecting shaft 16 is also provided with a pressing component; the pressing component presses the friction plate 13, and the friction plate 13 locks the cantilever lifting mechanism.
The pressing component comprises a handle 17 and a pressing wheel 18; a connecting plate 19 extending downwards is mounted on the upper fixing plate 11, a sleeve 20 is arranged at the lower part of the connecting plate 19 in a penetrating manner, the sleeve 20 is sleeved on the third connecting shaft 16, and a spring 21 sleeved on the third connecting shaft 16 is mounted in the sleeve 20; the lower part of the handle 17 is inserted into the sleeve 20 and is connected with the sleeve 20 through a pin 22; the pressing wheel 18 is connected with the end part of the handle 17; the pressing wheel 18 presses against the head of the third connecting shaft 16.
The bottom of the movable table board 1 is hinged with the rear end of a gas spring 24 through a hinged plate 23, the front end of the gas spring 24 is hinged with a transverse supporting bar 25 fixedly arranged at the bottom of the movable table board 1, and the transverse supporting bar 25 is connected with the movable table board 1 through a hinge. A handle 26 is also attached to the rear end of gas spring 24.
Furthermore, a blocking piece 27 is arranged at the front side of the fixed table board 2 to block the gap between the movable table board 1 and the fixed table board 2 after the movable table board 1 descends, so that the appearance is improved to a certain extent, and the movable table board can be used as a support for books and the like, thereby improving the usability.
When the movable table is used, the movable table board 1 is lifted or pressed downwards, the cantilever 4 and the auxiliary arm 9 swing under the action of the coil spring 5, so that the movable table board 1 stably ascends or descends, the movable table board 1 can be quickly adjusted between the lowest point and the highest point, the use requirements of users on the movable table boards with different heights are met, the lifting operation is time-saving and labor-saving, and the use convenience is improved;
when the height of the movable table plate 1 needs to be adjusted, the handle 17 is broken, the sleeve 20 moves outwards under the action of the pressing wheel 18 and the third connecting shaft 16, the sleeve 20 and the friction plate 13 are unlocked, the cantilever 4 can move, the lower connecting plate and the friction plate in the locking mechanism can move, and the movable table plate 1 can be adjusted to the required height; after the height of the movable table board 1 is adjusted, the handle 17 is loosened, the sleeve 20 is reset under the action of the spring 21, the sleeve 20 presses the friction plates 13, and the friction force generated among the friction plates 13 locks the cantilever.
When the movable table board 1 needs to be turned over, the air spring 24 can be driven to move through the handle 26 at the air spring 24, so that the movable table board 1 is turned over to form a table top with a certain inclination angle, and the use requirement is met.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a cantilever lift table of reliable structure which characterized in that: comprises a movable table plate, a fixed table plate and a cantilever lifting mechanism;
the fixed table plate is L-shaped and is fixedly arranged on a fixed frame; the movable table plate and the fixed table plate can be spliced into a square table top;
the cantilever lifting mechanism comprises a cantilever and a coil spring, the cantilever is in a sickle shape, the front end of the cantilever is connected with a front connecting plate fixed on the bottom of the movable table plate, and the rear end of the cantilever is connected with a rear connecting plate fixed on the fixed frame; the coil spring is pressed on the rear end of the cantilever through the pressing sheet; one end of the pressing sheet is fixedly connected to the end part of the cantilever, and the other end of the pressing sheet is provided with a clamping hook part; the end part of the cantilever is provided with a clamping groove, and the clamping hook part of the pressing sheet is clamped in the clamping groove of the cantilever; the rear connecting plate is provided with a hanging rod, and the outer end of the coil spring is hooked on the hanging rod on the rear connecting plate; the movable table plate is lifted under the matching of the cantilever and the coil spring.
2. A structurally sound cantilever lift table according to claim 1 wherein: the cantilever lifting mechanisms are arranged in two groups, and the two groups of cantilever lifting mechanisms are symmetrically arranged relative to the movable table plate.
3. A structurally sound cantilever lift table according to claim 2 wherein: and a connecting rod is connected between two cantilevers in the two groups of cantilever lifting mechanisms, and the middle part of the connecting rod is connected with a locking mechanism.
4. A structurally sound cantilever lift table according to claim 3 wherein: the locking mechanism comprises an upper fixing plate, two lower connecting sheets, a plurality of friction plates, a first connecting shaft, a second connecting shaft and a third connecting shaft; the upper fixing plate is of a U-shaped structure with two side arms, and the top of the upper fixing plate is fixed on the fixing frame; the rear ends of the two lower connecting sheets are connected with the side arms of the upper fixing plate through first connecting shafts, the front ends of the two lower connecting sheets are connected with the connecting rods, the second connecting shaft is connected between the front parts of the two connecting sheets, and the third connecting shaft is fixedly connected with the side arms of the upper fixing plate; one end of the friction plate is connected to the second connecting shaft, and the other end of the friction plate is connected to the third connecting shaft; the third connecting shaft is also provided with a pressing component; the pressing component presses the friction plate, and the friction plate locks the cantilever lifting mechanism.
5. A structurally sound cantilever lift table according to claim 4 wherein: the pressing component comprises a handle, a pressing wheel and a sleeve; a connecting plate extending downwards is mounted on the upper fixing plate, a sleeve penetrates through the lower portion of the connecting plate, the sleeve is sleeved on the third connecting shaft, and a spring sleeved on the third connecting shaft is mounted in the sleeve; the lower part of the handle is inserted into the sleeve and is connected with the sleeve through a pin shaft; the pressing wheel is connected with the end part of the handle; the pressing wheel presses against the head of the third connecting shaft; the sleeve can press or release the friction plate under the action of the handle and the spring.
6. A structurally sound cantilever lift table according to claim 1 wherein: the pressing sheet is provided with two slots, and the pressing sheet is also provided with two bending pressing feet positioned below the slots, and the two bending pressing feet press the inner end of the coil spring.
7. A structurally sound cantilever lift table according to claim 1 wherein: and an auxiliary arm is connected between the front connecting plate and the rear connecting plate.
8. A structurally sound cantilever lift table according to claim 1 wherein: the bottom of the movable table plate is hinged with the rear end of an air spring through a hinged plate, the front end of the air spring is hinged with a transverse supporting bar fixedly installed at the bottom of the movable table plate, and the transverse supporting bar is connected with the movable table plate through a hinge.
9. A structurally sound cantilever lift table according to claim 8 wherein: the rear end of the gas spring is also connected with a handle.
10. A structurally sound cantilever lift table according to claim 1 wherein: the front side of the fixed table plate is also provided with a baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122532154.3U CN216753822U (en) | 2021-10-19 | 2021-10-19 | Cantilever lifting table with reliable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122532154.3U CN216753822U (en) | 2021-10-19 | 2021-10-19 | Cantilever lifting table with reliable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216753822U true CN216753822U (en) | 2022-06-17 |
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ID=81962034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122532154.3U Active CN216753822U (en) | 2021-10-19 | 2021-10-19 | Cantilever lifting table with reliable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216753822U (en) |
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2021
- 2021-10-19 CN CN202122532154.3U patent/CN216753822U/en active Active
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