CN214433856U

CN214433856U - Lifting device of bathroom cabinet

Info

Publication number: CN214433856U
Application number: CN202022046883.3U
Authority: CN
Inventors: 董福荣; 王建林; 王兴东
Original assignee: Xiamen R&T Plumbing Technology Co Ltd
Current assignee: Xiamen R&T Plumbing Technology Co Ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-10-22
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a bathroom cabinet's elevating gear, include: the cabinet body assembly comprises a cabinet body with an accommodating cavity; the lead screw is positioned in the accommodating cavity, can be rotatably arranged on the cabinet body assembly and is in limit fit with the cabinet body assembly in the axial direction of the lead screw; the supporting beam is fixedly arranged relative to a wall body or the ground and is positioned in the accommodating cavity, a screw hole is formed in the supporting beam, and the screw rod is in threaded connection with the screw hole; the driving piece is arranged on the cabinet body assembly; the driving piece drives the screw rod to rotate, and then the cabinet body assembly is driven to ascend or descend relative to the supporting beam through the threaded fit of the screw rod and the screw hole. The utility model discloses a lifting device simple structure can effectively improve the lead screw of bathroom cabinet and expose the cabinet body and lead to overall structure succinct problem inadequately.

Description

Lifting device of bathroom cabinet

Technical Field

The utility model relates to a lifting device of a bathroom cabinet.

Background

Most of bathroom cabinets in the market at present are fixed, and the bathroom cabinets with fixed heights cannot adapt to the use requirements of different heights or special crowds. Therefore, some bathroom cabinets are designed to be height-adjustable, the existing bathroom cabinet lifting device is provided with a screw rod and a nut which are in threaded connection for lifting movement, the screw rod is usually fixed relative to a wall body or the ground, the nut is arranged on a sliding block, the sliding block is fixedly connected with the bathroom cabinet body, the sliding block is enabled to ascend or descend relative to the screw rod by rotating the screw rod, and then the cabinet body is driven to ascend or descend. In the structure, the lead screw is fixed relative to the wall or the ground, the cabinet body rises or falls to cause part of the lead screw to be exposed, and then the integral structure of the bathroom cabinet is not simple enough, so that the appearance of the bathroom cabinet is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bathroom cabinet's elevating gear, can effectively improve the lead screw of bathroom cabinet and expose the cabinet body and lead to overall structure succinct problem inadequately, simple structure.

In order to achieve the above object, the utility model adopts the following technical scheme:

the cabinet body assembly comprises a cabinet body with an accommodating cavity;

the lead screw is positioned in the accommodating cavity, can be rotatably arranged on the cabinet body assembly and is in limit fit with the cabinet body assembly in the axial direction of the lead screw;

the supporting beam is fixedly arranged relative to a wall body or the ground and is positioned in the accommodating cavity, a screw hole is formed in the supporting beam, and the screw rod is in threaded connection with the screw hole;

the driving piece is arranged on the cabinet body assembly;

the driving piece drives the screw rod to rotate, and then the cabinet body assembly is driven to ascend or descend relative to the supporting beam through the threaded fit of the screw rod and the screw hole.

In a preferred embodiment, the cabinet assembly further includes a connecting member located in the accommodating cavity and fixed to the cabinet, and the lead screw is rotatably attached to the connecting member and is in limit fit with the connecting member in the axial direction of the lead screw; the screw rods are provided with at least two corresponding screw holes, the screw rods also comprise synchronizing wheels the number of which is the same as that of the screw rods, and the synchronizing wheels can be rotatably arranged on the connecting pieces and are connected with the screw rods in a one-to-one corresponding mode to drive the screw rods to rotate; still include the hold-in range, the hold-in range will action wheel and each that the output of driving piece was equipped with the synchronizing wheel couples together so that the action wheel drives each synchronizing wheel synchronous rotation.

In a preferred embodiment, two connecting pieces are provided, which are respectively fixed on the inner surface of the left side wall and the inner surface of the right side wall of the cabinet body; the supporting beams are arranged in two numbers and are respectively positioned on the left side and the right side in the accommodating cavity.

In a preferred embodiment, the supporting beam extends along the front-rear direction of the cabinet body, and the rear end of the supporting beam is fixed on a wall body through a fastener.

In a preferred embodiment, the connecting members comprise a left connecting member and a right connecting member, and the supporting beams comprise a left supporting beam and a right supporting beam; the number of the screw rods is four, two of the screw rods are arranged on the left connecting piece in a front-back mode, and the other two screw rods are arranged on the right connecting piece in a front-back mode; correspondingly, the screw holes are four, two of the screw holes are arranged on the left supporting beam in a front-back mode, and the other two screw holes are arranged on the right supporting beam in a front-back mode.

In a preferred embodiment, the connecting member includes a connecting plate, and an upper bending portion and a lower bending portion respectively disposed at an upper end and a lower end of the connecting plate and respectively bent toward an inner direction of the cabinet body, and the connecting plate, the upper bending portion, and the lower bending portion form an Contraband-shaped structure.

In a preferred embodiment, an upper bearing is fixed on the lower surface of the upper bending part of the connecting member, and a lower bearing is fixed on the lower surface of the lower bending part, or an upper bearing is fixed on the upper surface of the upper bending part of the connecting member, and a lower bearing is fixed on the upper surface of the lower bending part; the upper end of the screw rod is in rotating fit with the upper bearing, the lower end of the screw rod is in rotating fit with the lower bearing, and the relative movement stroke of the screw rod and the supporting beam is limited by the upper bearing and the lower bearing.

In a preferred embodiment, the synchronizing wheel and the driving wheel are arranged on the upper surface of the upper bending part of the connecting piece to be connected with the upper end of the screw rod, a plurality of steering wheels are further arranged on the upper surface of the upper bending part of the connecting piece at intervals, and one synchronizing belt is arranged and wound around the driving wheel, the synchronizing wheel and the steering wheels; alternatively, the first and second electrodes may be,

the synchronous wheel and the driving wheel are arranged on the lower surface of the lower bending part of the connecting piece to be connected with the lower end of the screw rod, a plurality of steering wheels are arranged on the lower surface of the lower bending part of the connecting piece at intervals, and the synchronous belt is provided with one strip and is wound around the driving wheel, the synchronous wheel and the steering wheels.

In a preferred embodiment, the screw hole is formed on a nut fixed on the support beam; the cabinet body and the connecting piece are formed independently or integrally.

In a preferred embodiment, the driving member is a motor, the motor is located in the accommodating cavity, the driving member further comprises a control switch for controlling the forward or reverse rotation of the output end of the motor, and the control switch is arranged on the cabinet body or the wall body or the remote controller or the terminal device; or the driving piece adopts a hand wheel, and the hand wheel is rotatably arranged on the cabinet body.

Based on the technical scheme, the embodiment of the utility model provides a can produce following beneficial effect at least:

1. the utility model discloses set up the lead screw in the holding chamber of the cabinet body, the relative position of lead screw and cabinet body subassembly is unchangeable, and the screw thread setting is on a supporting beam, and a supporting beam sets up for wall body or ground are fixed, and when the lead screw rotated and made cabinet body subassembly elevating movement like this, the lead screw was located the holding chamber of the cabinet body all the time, and the lead screw can not expose the cabinet body all the time during consequently cabinet body subassembly elevating movement, and the outward appearance of product is more succinct, simple structure.

2. The utility model discloses an adopt the driving piece to drive the lead screw and rotate, the lead screw can a supporting beam relatively reciprocate to the rotation of each lead screw passes through hold-in range and synchronizing wheel and links mutually, makes each lead screw can synchronous rotation, and then makes each part of the cabinet body can reciprocate in step, and lifting function is stable, reliable, simple structure.

3. The connecting piece includes the connecting plate and locates the upper end and the lower extreme of connecting plate respectively and respectively to the portion of bending on and the portion of bending down of the inside direction of the cabinet body, and the connecting piece is Contraband type structure on the whole, and the upper surface or the lower surface of the portion of bending on of connecting piece are located to synchronizing wheel and hold-in range, or the upper surface or the lower surface of the portion of bending down of connecting piece are located to synchronizing wheel and hold-in range, compact structure, rationally distributed.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is an overall assembled perspective view of a lifting device of a bathroom cabinet according to an embodiment of the present invention;

FIG. 2 is a top view of the counter basin of FIG. 1 with the counter basin removed;

fig. 3 is one of the cross-sectional views of the lifting device of the bathroom cabinet according to an embodiment of the present invention;

fig. 4 is a second cross-sectional view of the lifting device of the bathroom cabinet according to an embodiment of the present invention;

fig. 5 is an exploded view of the bathroom cabinet with the basin removed by the lifting device according to an embodiment of the present invention;

fig. 6 is a schematic view of a state in which the lifting device of the bathroom cabinet according to an embodiment of the present invention is at the lowest position;

fig. 7 is a schematic view of a state in which the lifting device of the bathroom cabinet according to an embodiment of the present invention is at the highest position.

Reference numbers in the figures:

1. a cabinet body; 11. an accommodating cavity; 12. a left side wall; 13. a right side wall; 14. a front side wall; 141. a handle; 15. a counter basin; 2. connecting piece: 21. a left connector; 22. a right connector; 23. a connecting plate; 24. an upper bending part; 25. a lower bending part; 3. a support beam; 31. a left support beam; 32. a right support beam; 33. a screw hole;

4. a motor; 41. a driving wheel; 5. a screw rod; 51. a limiting step surface; 6. a synchronizing wheel; 7. a synchronous belt; 81. an upper bearing; 82. a lower bearing; 9. a steering wheel; 10. a nut; 110. an expansion bolt.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 7, a preferred embodiment of the present invention provides a lifting device for a bathroom cabinet, which mainly includes a cabinet assembly, a driving member, a supporting beam 3, a screw rod 5, a synchronizing wheel 6 and a synchronizing belt 7.

As shown in fig. 1, the cabinet assembly includes a cabinet 1 having an accommodating chamber and a connecting member 2 located in the accommodating chamber 11 and fixed to the cabinet 1. The cabinet body 1 has a left side wall 12, a right side wall 13, a front side wall 14 and a cabinet basin 15 arranged at the top, wherein the left side wall 12, the right side wall 13, the front side wall 14 and the cabinet basin 15 enclose an accommodating cavity 11. The sink basin 15 is formed with a hand washing basin, and the front side wall 14 is provided with a handle 141.

The connecting piece 2 and the cabinet body 1 of this embodiment are independently formed, and the connecting piece 2 can be fixedly connected on the inner wall of the cabinet body 1 by common fasteners such as screws. Alternatively, the connecting member 2 and the cabinet 1 may be integrally formed.

The supporting beam 3 is fixedly arranged relative to a wall or a ground and is located in the accommodating cavity 11, the supporting beam 3 is provided with a screw hole 33, specifically, in this embodiment, the screw hole 33 is formed on a nut 10, and the nut 10 can be fixed on the supporting beam 3 by welding or clamping.

The driving part is arranged in the accommodating cavity 11 and arranged on the cabinet body assembly, and is specifically fixed on the connecting part 2, the driving part specifically adopts the motor 4, the output end of the motor 4 is linked with a driving wheel 41, and the motor 4 drives the driving wheel 41 to rotate when in operation. Alternatively, the motor 4 may be fixed to the cabinet 1.

At least two screw rods 5 are arranged, each screw rod 5 can be rotatably arranged on the cabinet body assembly, in particular on the connecting piece 2 and is in limit fit with the connecting piece 2 in the axial direction of the screw rod 5, and each screw rod 5 is in threaded connection with the corresponding screw hole 33.

The quantity of the synchronizing wheels 6 is the same as that of the screw rods 5, and the synchronizing wheels 6 can be rotatably arranged on the connecting piece 2 and are connected with the screw rods 5 in a one-to-one correspondence mode to drive the screw rods 5 to rotate.

The timing belt 7 connects the driving pulley 41 and each of the timing wheels 6 so that the driving pulley 41 rotates each of the timing wheels 6 in synchronization.

When the motor 4 operates, the output end of the motor 4 drives the driving wheel 41 to rotate, the driving wheel 41 drives the synchronizing wheels 6 to synchronously rotate through the synchronous belt 7, and each synchronizing wheel 6 correspondingly drives each lead screw 5 to rotate respectively, so that each lead screw 5 is synchronously matched with the corresponding screw hole 33 in a threaded manner to drive the connecting piece 2 and the cabinet body 1 to move up and down relative to the supporting beam 3, and each part of the cabinet body 1 can synchronously move up and down, and the lifting function is stable, reliable and simple in structure.

In this embodiment, two connecting members 2 are provided and fixed to the inner surface of the left side wall and the inner surface of the right side wall of the cabinet 1, respectively. The two supporting beams 3 are respectively arranged at the left side and the right side in the accommodating cavity 11. The support beam 3 extends in the front-rear direction of the cabinet 1, and the rear end of the support beam 3 is fixed to a wall by a fastener such as an expansion bolt 110.

Specifically, the connecting member 2 includes a left connecting member 21 and a right connecting member 22, and the support beam 3 includes a left support beam 31 and a right support beam 32. Four screw rods 5 are arranged, wherein two screw rods 5 are arranged on the left connecting piece 21 in a front-back manner, and the other two screw rods 5 are arranged on the right connecting piece 22 in a front-back manner; correspondingly, four screw holes 33 are provided, two of the screw holes 33 are arranged on the left support beam 31 in a front-back manner, and the other two screw holes 33 are arranged on the right support beam 32 in a front-back manner.

Preferably, in this embodiment, the connecting member 2 includes a connecting plate 23, and an upper bent portion 24 and a lower bent portion 25 which are respectively disposed at an upper end and a lower end of the connecting plate 23 and are bent toward the inner direction of the cabinet 1, and the connecting plate 23, the upper bent portion 24, and the lower bent portion 25 form an Contraband-type structure. The connecting piece 2 is made of metal materials, and the Contraband-shaped structure is formed by punching.

In order to make the rotation of the screw rod 5 smoother and more reliable, the present embodiment provides a bearing on the connecting member 2, which is matched with the screw rod 5. Specifically, an upper bearing 81 is fixed to the lower surface of the upper bent portion 24 of the connecting member 2, and a lower bearing 82 is fixed to the lower surface of the lower bent portion 25. The upper end of the screw rod 5 is in running fit with the upper bearing 81, the lower end of the screw rod 5 is in running fit with the lower bearing 82, and the relative movement stroke of the screw rod 5 and the support beam 3 is limited by the upper bearing 81 and the lower bearing 82. Specifically, the upper end and the lower end of the screw rod 5 are respectively provided with a limiting step surface 51 which is in butt fit with the upper bearing 81 and the lower bearing 82, and the screw rod 5 and the connecting piece 2 are in axial limiting fit in the screw rod 5 by the butt fit of the upper limiting step surface 51 and the lower limiting step surface 51 of the screw rod 5 with the upper bearing 81 and the lower bearing 82 respectively. Synchronizing wheel 6 and action wheel 41 are located the upper surface of the last portion of bending 24 of connecting piece 2 and are connected with the upper end of lead screw 5 to, still interval arrangement has a plurality of directive wheel 9 on the upper surface of the last portion of bending 24 of connecting piece 2, and hold-in range 7 is equipped with one and sets up around action wheel 41, synchronizing wheel 6 and directive wheel 9.

Alternatively, the upper bearing 81 may be fixed to the upper surface of the upper bending portion 24 of the connecting member 2, the lower bearing 82 may be fixed to the upper surface of the lower bending portion 25, and the relative movement distance between the screw 5 and the support beam 3 may also be limited by the upper bearing 81 and the lower bearing 82, and the screw 5 and the connecting member 2 may be in limit fit in the axial direction of the screw 5. Correspondingly, the synchronizing wheel 6 and the driving wheel 41 are arranged on the lower surface of the upper bending part 24 of the connecting piece 2 to be connected with the upper end of the screw rod 5, and a plurality of steering wheels 9 are arranged on the lower surface of the upper bending part 24 of the connecting piece 2 at intervals.

Alternatively, the synchronizing wheel 6 and the driving wheel 41 may be disposed on the lower surface or the upper surface of the lower bending portion 25 of the connecting member 2 to be connected to the lower end of the screw rod 5, and a plurality of steering wheels 9 may be disposed on the lower surface or the upper surface of the lower bending portion 25 of the connecting member 2 at intervals.

Preferably, the lifting device further comprises a control switch (not shown) for controlling the output end of the motor 4 to rotate forward or backward, the control switch can be selectively arranged on the cabinet body 1, a wall, a remote controller, or a terminal device, the control switch controls the motor 4 to rotate forward or backward, and the control switch can be a key or a knob or an induction switch or a voice control switch. The motor 4 may rotate counterclockwise in the forward direction, or rotate clockwise in the reverse direction, or rotate clockwise in the forward direction, or rotate counterclockwise in the reverse direction, or rotate clockwise in the reverse direction.

When the control switch controls the motor 4 to rotate forward (for example, counterclockwise), the output end of the motor 4 drives the driving wheel 41 to rotate forward, the driving wheel 41 drives each synchronizing wheel 6 and each steering wheel 9 to rotate forward synchronously through the synchronous belt 7, and further drives each lead screw 5 to rotate forward, so that the lead screw 5 moves upward relative to the supporting beam 3, and further the cabinet body 1 moves upward, as shown in fig. 7, the bathroom cabinet moves upward to the highest position at this time; on the contrary, when the control switch controls the motor 4 to rotate reversely (for example, clockwise), the output end of the motor 4 drives the driving wheel 41 to rotate reversely, the driving wheel 41 drives each synchronizing wheel 6 and each steering wheel 9 to rotate reversely and synchronously through the synchronous belt 7, and then drives each lead screw 5 to rotate reversely, so that the lead screw 5 moves downwards relative to the supporting beam 3, and further the cabinet body 1 moves downwards, as shown in fig. 6, the bathroom cabinet moves downwards to the lowest position at the moment, and therefore the height of the bathroom cabinet is adjusted.

In other embodiments, only two screw rods 5 can be provided and are respectively arranged on the connecting piece 2 from left to right, and correspondingly, two synchronizing wheels 6 are provided. Of course, the number of the screw rods 5 can also be three, five or six, and the specific number can be set according to needs.

In other embodiments, the driving member may also adopt a hand wheel (not shown), the hand wheel may be rotatably disposed on the cabinet 1, and the hand wheel is manually driven to drive the screw rod 5 to rotate, so as to drive the cabinet assembly to ascend or descend.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A lifting device of a bathroom cabinet is characterized by comprising:

the driving piece is arranged on the cabinet body assembly;

2. The bathroom cabinet lifting device according to claim 1, wherein the cabinet assembly further comprises a connecting member located in the accommodating cavity and fixed on the cabinet, and the screw rod is rotatably attached to the connecting member and is in limit fit with the connecting member in an axial direction of the screw rod; the screw rods are provided with at least two corresponding screw holes, the screw rods also comprise synchronizing wheels the number of which is the same as that of the screw rods, and the synchronizing wheels can be rotatably arranged on the connecting pieces and are connected with the screw rods in a one-to-one corresponding mode to drive the screw rods to rotate; still include the hold-in range, the hold-in range will action wheel and each that the output of driving piece was equipped with the synchronizing wheel couples together so that the action wheel drives each synchronizing wheel synchronous rotation.

3. The bathroom cabinet lifting device according to claim 2, wherein two connecting members are provided, which are fixed on the inner surface of the left side wall and the inner surface of the right side wall of the cabinet body, respectively; the supporting beams are arranged in two numbers and are respectively positioned on the left side and the right side in the accommodating cavity.

4. The bathroom cabinet lifting device according to claim 3, wherein the support beam extends in a front-rear direction of the cabinet body, and a rear end of the support beam is fixed to a wall body by a fastening member.

5. The bathroom cabinet lifting device according to claim 4, wherein the connecting member comprises a left connecting member and a right connecting member, and the support beam comprises a left support beam and a right support beam; the number of the screw rods is four, two of the screw rods are arranged on the left connecting piece in a front-back mode, and the other two screw rods are arranged on the right connecting piece in a front-back mode; correspondingly, the screw holes are four, two of the screw holes are arranged on the left supporting beam in a front-back mode, and the other two screw holes are arranged on the right supporting beam in a front-back mode.

6. The bathroom cabinet lifting device according to claim 2, wherein the connecting member comprises a connecting plate, and an upper bending portion and a lower bending portion respectively provided at an upper end and a lower end of the connecting plate and respectively bent toward an inner direction of the cabinet body, and the connecting plate, the upper bending portion and the lower bending portion form an Contraband-type structure.

7. The bathroom cabinet lifting device according to claim 6, wherein an upper bearing is fixed on the lower surface of the upper bending part of the connecting member, and a lower bearing is fixed on the lower surface of the lower bending part, or an upper bearing is fixed on the upper surface of the upper bending part of the connecting member, and a lower bearing is fixed on the upper surface of the lower bending part; the upper end of the screw rod is in rotating fit with the upper bearing, the lower end of the screw rod is in rotating fit with the lower bearing, and the relative movement stroke of the screw rod and the supporting beam is limited by the upper bearing and the lower bearing.

8. The bathroom cabinet lifting device according to claim 7, wherein the synchronizing wheel and the driving wheel are provided on the upper surface of the upper bent portion of the connecting member to be connected with the upper end of the lead screw, and a plurality of steering wheels are further arranged on the upper surface of the upper bent portion of the connecting member at intervals, and the synchronizing belt is provided with one belt and is arranged around the driving wheel, the synchronizing wheel and the steering wheels; alternatively, the first and second electrodes may be,

9. The bathroom cabinet lifting device according to claim 2, wherein the screw hole is formed on a nut fixed to the support beam; the cabinet body and the connecting piece are formed independently or integrally.

10. The bathroom cabinet lifting device according to claim 1, wherein the driving member is a motor, the motor is located in the accommodating cavity, the bathroom cabinet lifting device further comprises a control switch for controlling the forward or reverse rotation of the output end of the motor, and the control switch is arranged on the cabinet body or the wall body or the remote controller or the terminal device; or the driving piece adopts a hand wheel, and the hand wheel is rotatably arranged on the cabinet body.