CN214433015U - Furniture height adjusting device - Google Patents
Furniture height adjusting device Download PDFInfo
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- CN214433015U CN214433015U CN202022706929.XU CN202022706929U CN214433015U CN 214433015 U CN214433015 U CN 214433015U CN 202022706929 U CN202022706929 U CN 202022706929U CN 214433015 U CN214433015 U CN 214433015U
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- groove
- worm
- adjusting device
- fixing piece
- height adjusting
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Abstract
The utility model relates to an adjusting device specifically relates to a furniture height adjusting device, include: the bottom of the strut is fixedly connected with the horizontal base; the supporting column comprises a fixed part and a moving part, the upper part of the fixed part is provided with a sliding groove, and the moving part is inserted in the sliding groove in a sliding manner; the moving piece is provided with a groove from the bottom to the upper part, a screw rod is inserted into the groove, and the screw rod is in threaded connection with the inner wall of the groove; a storage groove is formed in the bottom of the sliding groove of the fixing piece, one end of the screw penetrates through the groove of the moving piece, and a worm is rotatably connected to the side wall of the storage groove; a worm wheel meshed with the worm is fixedly sleeved at the other end of the screw rod; the device is convenient to use, can realize height adjustment without lifting the whole furniture, and is time-saving and labor-saving; and the adjusting device is of a detachable structure, so that parts can be replaced at any time to avoid integral replacement caused by failure of the whole adjusting device.
Description
Technical Field
The utility model relates to an adjusting device, specifically relate to a furniture height adjusting device.
Background
In order to meet the requirements of different heights of existing furniture, a plurality of design modes are that an adjusting mechanism is arranged at the bottom position of the furniture, such as a furniture supporting base or other forms, and a user can adjust the height of the whole plate-type furniture by rotating an adjusting part of the supporting base, wherein the adjusting part can move longitudinally.
However, when the existing furniture height adjusting device is used, the furniture needs to be lifted, and the adjusting device is operated after the furniture is separated from the ground; after the adjustment, the furniture is placed in the original position, so that the adjustment process of the height of the whole furniture is completed; this operation mode brings great inconvenience and effort to the user.
Meanwhile, most of the furniture height adjusting devices cause loss after long-time operation; the height adjusting device and the furniture cannot be disassembled, if the height adjusting device is worn, the height of the whole furniture cannot be adjusted, only the height adjusting part of the whole furniture can be integrally replaced, the whole furniture needs to be disassembled to replace a new height adjusting part, the engineering quantity is large, and the cost is increased; the technical problem to be solved at present is to replace part of the adjusting device to prevent the whole adjusting device from failing.
Disclosure of Invention
In view of the technical defects, the utility model aims to provide a furniture height adjusting device, which is convenient to use, can realize height adjustment without lifting the whole furniture, and is time-saving and labor-saving; and the adjusting device is of a detachable structure, so that parts can be replaced at any time to avoid integral replacement caused by failure of the whole adjusting device.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a furniture height adjustment device comprising: the bottom of the strut is fixedly connected with the horizontal base; the supporting column comprises a fixed part and a moving part, the upper part of the fixed part is provided with a sliding groove, and the moving part is inserted in the sliding groove in a sliding manner; the moving piece is provided with a groove from the bottom to the upper part, a screw rod is inserted into the groove, and the screw rod is in threaded connection with the inner wall of the groove; a storage groove is formed in the bottom of the sliding groove of the fixing piece, one end of the screw penetrates through the groove of the moving piece, and a worm is rotatably connected to the side wall of the storage groove; a worm wheel meshed with the worm is fixedly sleeved at the other end of the screw rod; the surface of the bottom of the storage groove is provided with a positioning groove, and the screw is embedded in the positioning groove;
furthermore, the fixing piece is provided with an axial through hole at the same height position relative to the object placing groove, and the worm penetrates from the outside of one side of the fixing piece to the outside of the other side of the fixing piece through the through hole and extends to the outside;
furthermore, a hexagonal nut structure is arranged at one end part of the worm;
furthermore, the center of the spiral area of the worm is used as a boundary, the diameter of the worm close to the direction of the hexagonal nut is larger than that of the worm far away from the direction of the hexagonal nut, and the worm is conveniently and smoothly installed in the fixing piece;
further, the diameter of the axial through hole in the fixing piece close to the direction of the hexagonal nut and the diameter of the axial through hole in the fixing piece far away from the direction of the hexagonal nut are respectively matched with the diameter of the worm close to the direction of the hexagonal nut and the diameter of the worm far away from the direction of the hexagonal nut;
furthermore, a clamping groove is formed in the position, close to the outer side wall of the fixing piece, of the end part of the worm in the direction opposite to the hexagonal nut structure, an elastic clamping ring is arranged in the clamping groove, and a stop form is formed between the elastic clamping ring and the outer side wall of the fixing piece, so that the worm is prevented from returning and the worm positioning effect is achieved;
furthermore, the elastic clamping ring is of a C-shaped structure with an opening, and when the elastic clamping ring is used, the opening corresponds to the worm, so that the elastic clamping ring is elastically deformed and extruded on the worm;
furthermore, the diameter of the inner wall of the sliding groove of the fixed part is larger than that of the inner wall of the article placing groove of the fixed part, and a ladder structure is formed at the joint position of the sliding groove and the article placing groove, so that the lowest movement of the moving part in the sliding groove is limited to the ladder structure position, and the collision with a lower part is avoided;
the height adjusting device adopting the structure is used for the height adjustment of furniture and has the following principle: converting the rotating force of the worm and the worm wheel into the vertical linear motion of the screw rod combined with the worm wheel; the specific adjusting process is as follows:
when the furniture needs to be heightened, one end of the hexagonal nut of the worm is rotated through an external acting force, the worm rotates in the storage groove of the fixing piece relative to the fixing piece, and the worm is meshed with the worm wheel to rotate the worm wheel while rotating; thereby driving the screw rod connected with the turbine to rotate in the moving piece, so that the moving piece moves upwards relative to the fixed piece, and the heightening adjustment is realized;
when the furniture need be transferred and is lowered, the hexagonal nut one end to the worm in the reverse direction is rotated, and the worm carries out reverse rotation for the mounting in putting the thing groove of mounting, in the worm pivoted, meshes with the turbine and makes the turbine rotate to the screw rod that drives and be connected with the turbine rotates in the moving member, thereby makes the moving member for the mounting lapse, realizes the reduction of height.
As the height adjusting device is arranged to be a detachable structure, when the worm is worn and needs to be replaced, the elastic clamping ring outside the fixing piece is detached, the inserting direction of the worm fixing piece is pulled out, a new worm is inserted and fixed through the elastic clamping ring outside the fixing piece, and therefore the parts of the height adjusting device can be replaced at any time, and the service life of furniture is prolonged.
The utility model has the advantages that: the device is convenient to use, can realize height adjustment without lifting the whole furniture, and is time-saving and labor-saving; while rotating the worm, the screw rod combined with the turbine linearly moves along the up-and-down direction, so that the moving part relatively moves relative to the fixed part, and the height is easily adjusted; and the adjusting device is of a detachable structure, so that parts can be replaced at any time to avoid integral replacement caused by failure of the whole adjusting device.
Drawings
Fig. 1 is a structural diagram of the present invention.
In the figure, the device comprises a horizontal base 1, a horizontal base 2, a fixing piece 3, a moving piece 4, a sliding groove 5, a groove 6, a screw rod 7, an object placing groove 8, a worm 9, a worm wheel 10, a positioning groove 11, a hexagonal nut structure 12 and an elastic clamping ring.
Detailed Description
Embodiments of a height adjusting device for furniture according to the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
The height adjustment device described in this embodiment is used as a unit for height adjustment of furniture as a whole.
A furniture height adjustment device comprising: the bottom of the strut is fixedly connected with the horizontal base; the supporting column comprises a fixed part and a moving part, the upper part of the fixed part is provided with a sliding groove, and the moving part is inserted in the sliding groove in a sliding manner; the moving piece is provided with a groove from the bottom to the upper part, a screw rod is inserted into the groove, and the screw rod is in threaded connection with the inner wall of the groove; a storage groove is formed in the bottom of the sliding groove of the fixing piece, one end of the screw penetrates through the groove of the moving piece, and a worm is rotatably connected to the side wall of the storage groove and used for driving the turbine; the other end of the screw rod is fixedly sleeved with a worm wheel meshed with the worm for driving the screw rod; the surface of the bottom of the storage groove is provided with a positioning groove, and the screw is embedded in the positioning groove to ensure that the screw does not deflect;
the fixing piece is provided with an axial through hole at the same height position relative to the object placing groove, and the worm penetrates from one side of the fixing piece to the other side through the through hole and extends to the outside;
one end part of the worm is provided with a hexagonal nut structure;
the center of the spiral area of the worm is used as a boundary, and the diameter of the worm close to the direction of the hexagonal nut is larger than that of the worm far away from the direction of the hexagonal nut, so that the worm can be conveniently and smoothly installed in the fixing piece;
the diameter of the axial through hole in the fixing piece close to the direction of the hexagonal nut and the diameter of the axial through hole in the fixing piece far from the direction of the hexagonal nut are respectively matched with the diameter of the worm close to the direction of the hexagonal nut and the diameter of the worm far from the direction of the hexagonal nut;
a clamping groove is formed in the position, close to the outer side wall of the fixing piece, of the end part of the worm in the direction opposite to the hexagonal nut structure, an elastic clamping ring is arranged in the clamping groove, and a stop form is formed between the elastic clamping ring and the outer side wall of the fixing piece, so that the worm is prevented from returning and the worm positioning effect is achieved;
the elastic clamping ring is of a C-shaped structure with an opening, and when the elastic clamping ring is used, the opening corresponds to the worm, so that the elastic clamping ring is elastically deformed and extruded on the worm;
the spout inner wall diameter of mounting is greater than the thing groove inner wall diameter of putting of mounting, the spout forms the stair structure with the linking position of putting the thing groove, and the minimum removal lower limit of the moving member in the spout of being convenient for is to stair structure position, avoids conflicting with lower part spare.
Adopt the height adjusting device of above-mentioned structure, specific accommodation process is:
when the furniture needs to be heightened, one end of the hexagonal nut of the worm is rotated through an external acting force, the worm rotates in the storage groove of the fixing piece relative to the fixing piece, and the worm is meshed with the worm wheel to rotate the worm wheel while rotating; thereby driving the screw rod connected with the turbine to rotate in the moving piece, so that the moving piece moves upwards relative to the fixed piece, and the heightening adjustment is realized;
when the furniture need be transferred and is lowered, the hexagonal nut one end to the worm in the reverse direction is rotated, and the worm carries out reverse rotation for the mounting in putting the thing groove of mounting, in the worm pivoted, meshes with the turbine and makes the turbine rotate to the screw rod that drives and be connected with the turbine rotates in the moving member, thereby makes the moving member for the mounting lapse, realizes the reduction of height.
The above embodiment is used as a unit, and the relative fine adjustment of each unit can be realized by combining a plurality of units in the furniture, which can be used as other embodiments of the utility model.
Based on the above embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Claims (8)
1. A furniture height adjusting device, comprising: the bottom of the strut is fixedly connected with the horizontal base; the supporting column comprises a fixed part and a moving part, the upper part of the fixed part is provided with a sliding groove, and the moving part is inserted in the sliding groove in a sliding manner; the moving piece is provided with a groove from the bottom to the upper part, a screw rod is inserted into the groove, and the screw rod is in threaded connection with the inner wall of the groove; a storage groove is formed in the bottom of the sliding groove of the fixing piece, one end of the screw penetrates through the groove of the moving piece, and a worm is rotatably connected to the side wall of the storage groove; a worm wheel meshed with the worm is fixedly sleeved at the other end of the screw rod; the bottom surface of the storage groove is provided with a positioning groove, and the screw rod is embedded in the positioning groove.
2. A furniture height adjusting device according to claim 1, wherein: the fixing piece is provided with an axial through hole at the same height position relative to the object placing groove, and the worm penetrates through the through hole from one side of the fixing piece to the other side and extends to the outside.
3. A furniture height adjusting device according to claim 2, wherein: and a hexagonal nut structure is arranged at one end part of the worm.
4. A furniture height adjusting device according to claim 3, wherein: the diameter of the worm close to the direction of the hexagonal nut is larger than that of the worm far away from the direction of the hexagonal nut by taking the center of a spiral area of the worm as a boundary.
5. A furniture height adjusting device according to claim 3, wherein: the diameter of the axial through hole in the fixture closer to the direction of the hexagonal nut and the diameter of the axial through hole in the fixture farther from the direction of the hexagonal nut are respectively matched with the diameter of the worm closer to the direction of the hexagonal nut and the diameter of the worm farther from the direction of the hexagonal nut.
6. A furniture height adjusting device according to claim 3, wherein: the end part of the worm in the direction opposite to the hexagonal nut structure is close to the outer side wall of the fixing piece, a clamping groove is formed in the position, in the clamping groove, of the outer side wall of the fixing piece, an elastic clamping ring is arranged, and a stop form is formed between the elastic clamping ring and the outer side wall of the fixing piece.
7. A furniture height adjusting device according to claim 6, wherein: the elastic collar is of a C-shaped structure with an opening.
8. A furniture height adjusting device according to claim 1, wherein: the inner wall diameter of the sliding groove of the fixing piece is larger than that of the inner wall of the storage groove of the fixing piece, and the sliding groove and the connection position of the storage groove form a stepped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022706929.XU CN214433015U (en) | 2020-11-20 | 2020-11-20 | Furniture height adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022706929.XU CN214433015U (en) | 2020-11-20 | 2020-11-20 | Furniture height adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214433015U true CN214433015U (en) | 2021-10-22 |
Family
ID=78183397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022706929.XU Active CN214433015U (en) | 2020-11-20 | 2020-11-20 | Furniture height adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214433015U (en) |
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2020
- 2020-11-20 CN CN202022706929.XU patent/CN214433015U/en active Active
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