CN109924730B - Liftable drawer - Google Patents
Liftable drawer Download PDFInfo
- Publication number
- CN109924730B CN109924730B CN201711355400.4A CN201711355400A CN109924730B CN 109924730 B CN109924730 B CN 109924730B CN 201711355400 A CN201711355400 A CN 201711355400A CN 109924730 B CN109924730 B CN 109924730B
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- Prior art keywords
- drawer
- rod
- bracket
- hinging
- liftable
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Drawers Of Furniture (AREA)
Abstract
The invention relates to a liftable drawer, comprising: the drawer comprises a drawer (1), a drawer frame (2) and a guide rail (3), wherein the guide rail (3) is arranged on the inner surface of the drawer frame (2); characterized by further comprising: the bracket (4) can be limited on the guide rail (3) in a sliding way; the connecting mechanism (5) is connected between the bracket (4) and the drawer (1) and can drive the bracket (4) to slide along the guide rail (3) along with the drawing of the drawer (1) so as to prevent the drawer (1) from being separated from the drawer frame (2) when the drawer (1) changes in height; the positioning assembly is arranged on the drawer frame (2) and is used for positioning the drawer (1) when the drawer (1) is at the lifting position.
Description
Technical Field
The invention relates to a drawer structure, in particular to a lifting drawer.
Background
CN200720111304.0 discloses a disinfection cabinet, comprising a cabinet body, a drawer, a cabinet door and a controller, wherein the drawer is fixed with the cabinet door, guide rails are arranged on two sides of the cabinet body, sliding rails capable of moving on the guide rails are arranged on two sides of the drawer, a lifting frame is arranged on the drawer, a lifting device is arranged between the drawer and the lifting frame, and the lifting device is electrically connected with the controller. When the drawer is opened, the lifting device is lifted under the action of the controller, the basket on the lifting frame is higher than the position of the drawer in the cabinet body, the user can conveniently take and put articles, and when the drawer is closed, the lifting device is lowered under the action of the controller, and the lifting frame is lowered to the normal position.
However, the lifting action of the drawer of the disinfection cabinet can be completed only after the drawer is pulled open, so that the disinfection cabinet is inconvenient to use, and the disinfection cabinet needs motor drive and has high energy consumption.
Disclosure of Invention
The invention aims to solve the technical problem of providing a liftable drawer which does not need to consume electric energy aiming at the current state of the art.
The technical scheme adopted for solving the technical problems is as follows: this liftable drawer includes: the drawer comprises a drawer body, a drawer frame and at least two guide rails, wherein the guide rails are respectively arranged on the inner walls of the two sides of the drawer frame; it is characterized in that each side of the corresponding drawer frame also comprises:
the bracket can be limited on the guide rail on the same side in a sliding way;
the connecting mechanism is connected between the bracket and the drawer, so that the drawer body can be lifted or lowered to prevent the drawer body from being separated from the drawer frame when the bracket slides along the guide rail under the drive of the drawing of the drawer;
the positioning assembly is arranged on the drawer frame or between the drawer frame and the drawer body and used for positioning the drawer body when the drawer body rises to a high position.
Preferably, the bracket may comprise a pulley slidably retained on the rail, the pulley being connected to a link, the connection being connected between the link and the drawer. The structure enables the stress of the bracket to be further optimized, and the operation stability is better.
Preferably, at least two guide rails are arranged on the inner wall of the same side of the drawer frame in parallel up and down. The structure is stable and the action stability is good.
Two pulleys are arranged on each guide rail, the connecting rods are provided with cross bars with the same number as the guide rails, the two pulleys on the same guide rail are respectively connected with two ends of the corresponding same cross bar on the connecting rods, and each cross bar is connected by a vertical rod to form a whole connecting rod;
the first end of the first hinging rod and the first end of the second hinging rod are hinged to the two ends of the vertical rod respectively.
The connecting mechanism in each scheme can have a plurality of types, and is better, the connecting mechanism comprises a first hinging rod and a second hinging rod, the first end of the first hinging rod and the first end of the second hinging rod are hinged to two ends of the connecting rod respectively, the connecting rod is connected with the guide rail, the second end of the first hinging rod and the second end of the second hinging rod are hinged to two sections of the pull rod respectively, and the pull rod is connected with the drawer body. In the scheme, the drawer is flexible to lift, and all parts are firmly connected.
As an improvement, a telescopic connecting piece can be hinged between the connecting rod and the second end of the first hinging rod, so that the drawer is more labor-saving in the lifting position, and a certain supporting force is provided after the drawer is positioned by the positioning mechanism.
The connector in the above solution is preferably a pneumatic spring.
Preferably, the first hinging rod and the second hinging rod can be mutually arranged in parallel, so that the smoothness and stability of the lifting and descending actions of the drawer are further ensured.
Preferably, the pull rod is in a side-set T shape, and the second end of the first hinging rod and the second end of the second hinging rod are respectively hinged at the upper end and the lower end of the vertical rod part of the pull rod. The pull rod and the drawer are firmly connected and act reliably.
Further, the connecting lines of the four hinge points between the first hinge rod, the second hinge rod, the vertical rod portion of the pull rod and the connecting rod may form a parallelogram. So as to further improve the smoothness and stability of the drawing, lifting and descending actions of the drawer body.
The pull rod is connected with the bracket, the drawer can be limited on the bracket in a sliding way, a sliding hole is formed in the bracket, a guide rod is arranged on the drawer, and the guide rod can be arranged in the sliding hole in a penetrating way in a sliding way. The two connecting mechanisms are connected through the bracket, so that the synchronous stability of lifting of two sides of the drawer can be effectively ensured, and the operation stability is better; meanwhile, the drawer is limited on the bracket through the sliding of the guide rod, so that the drawer can be fully opened, and the articles can be taken and placed more conveniently.
The positioning assembly in the above schemes can have various structures, such as a matching structure of a hook and a snap, a matching structure of a clamping groove and a clamping block, and the like, and preferably, the positioning assembly can include an electromagnet and a magnetic conduction member alternatively arranged between the drawer and the drawer frame. The scheme has good automaticity and very little power consumption.
Compared with the prior art, the lifting drawer provided by the invention adopts a purely mechanical connecting mechanism to complete lifting of the drawer, does not need to consume electric energy, has good energy saving and consumption reduction effects, and has good use safety; the positioning component is convenient for long-time positioning of the drawer at the lifting position, and is more convenient to use.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention in a state in which a drawer is not lifted;
FIG. 2 is a perspective view of the drawer frame and drawer of FIG. 1 with portions removed;
FIG. 3 is a schematic perspective view of a connection mechanism, bracket and bracket assembly according to an embodiment of the present invention;
FIG. 4 is a perspective view of a drawer in a lifted and positioned state according to an embodiment of the present invention;
fig. 5 is a schematic perspective view showing a drawer closed state according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 5, the liftable drawer includes:
the drawer 1 is used for containing articles, and two sliding rails 11 are arranged on the bottom surface of the drawer 1;
the drawer frame 2 is the installation foundation of the drawer 1;
four guide rails 3 are arranged on the inner surfaces of the two sides of the drawer frame 2 in parallel up and down, and two guide rails are arranged on each side.
The bracket 4 is slidably limited on the guide rails 3 and comprises pulleys 41 slidably limited on each guide rail 3, and in the embodiment, two pulleys 41 are arranged on each guide rail 3; corresponding to each guide rail, a cross rod 43 is respectively arranged, two ends of the cross rod 43 are respectively connected with two pulleys 41 on the same guide rail 3, and each cross rod 43 on the same side is connected by a vertical rod 44 to form a connecting rod 42.
The connecting mechanism 5 is connected between the bracket 4 and the drawer 1 and can drive the bracket 4 to slide along the guide rail 3 along with the drawing of the drawer 1; comprising a first hinge rod 51, a second hinge rod 52, a pull rod 53, a connecting piece 54 and a bracket 55.
Wherein the pull rod 53 has a T-shaped structure;
the first ends of the first hinging rod 51 and the second hinging rod 52 are respectively hinged on the two ends of the vertical rod 44, and the other ends of the first hinging rod 51 and the second hinging rod 52 are respectively hinged on the two ends of the vertical rod part of the pull rod 53;
the connecting member 54 in this embodiment is a pneumatic spring, and both ends thereof are connected to the middle portion of the link rod 42 and the other end portion of the first hinge rod 51, respectively.
The vertical portions of the connected links 42, first hinge lever 51, second hinge lever 52, and tie rod 53 form a substantially parallelogram structure.
The two tie rods 53 are respectively fixed on two side surfaces of the bracket 55, a sliding hole 56 is arranged at the lower part of the bracket 55, and the guide rod 11 is slidably arranged in the sliding hole 56. The drawer 1 is slidably coupled to the guide rail 3 by the cooperation of the guide rod 11 and the slide hole 56.
A positioning assembly disposed between the drawer 1 and the drawer frame 2 for positioning the drawer 1 when the drawer 1 changes in height, preventing the drawer 1 from being separated from the drawer frame 2; comprising an electromagnet 61 and a magnetic conductive member 62; in this embodiment, the electromagnet 61 is disposed on the drawer frame 2, and the magnetic conductive member 62 is an iron block and is disposed on the tail plate of the drawer 1. The electromagnet can also be arranged on the drawer, and the magnetic conduction piece is arranged on the drawer frame.
The working principle of this embodiment is described as follows:
when the drawer is pulled open, the connecting mechanism moves along with the movement of the drawer to drive the bracket to slide along the guide rail; when the connecting mechanism is exposed out of the drawer frame, the drawer falls under the action of the two hinging rods, and when the bracket moves to the outermost end, the drawer is pulled continuously, the guide rod slides relative to the bracket, so that the drawer is completely opened; at this time, the electromagnet is electrified; the drawer is gently lifted by hand, under the auxiliary action of the pneumatic spring, the position of the drawer can be lifted by small force, when the magnetic conduction piece touches the electromagnet, the magnetic conduction piece and the electromagnet are attracted, the drawer is locked at the highest position, and meanwhile, the pneumatic spring provides a certain supporting force for the drawer, so that the pulling force of the drawer to the positioning assembly is reduced, and people can conveniently take and put articles.
When the use is finished, the electromagnet is powered off, the drawer slowly descends to the lowest position under the action of the self weight and the starting spring, the drawer is pushed, the guide rod moves reversely relative to the bracket, the connecting mechanism drives the bracket to reset, and the drawer is closed.
Claims (9)
1. A liftable drawer comprising: the novel drawer comprises a drawer body (1), a drawer frame (2) and guide rails (3), wherein at least two guide rails (3) are respectively arranged on the inner walls of the two sides of the drawer frame (2); characterized in that each side of the corresponding drawer frame (2) further comprises:
the bracket (4) can be limited on the guide rail (3) on the same side in a sliding way;
the connecting mechanism (5) is connected between the bracket (4) and the drawer body (1), so that the drawer body (1) can be lifted or lowered to prevent the drawer body (1) from being separated from the drawer frame (2) when the bracket (4) is driven by the drawing of the drawer body (1) to slide along the guide rail (3);
the positioning assembly is arranged on the drawer frame (2) or between the drawer frame (2) and the drawer body (1) and is used for positioning the drawer body (1) when the drawer body (1) is lifted to a high position;
the bracket (4) comprises a pulley (41) which can be limited on the guide rail (3) in a sliding way, the pulley (41) is connected with a connecting rod (42), and the connecting mechanism (5) is connected between the connecting rod (42) and the drawer body (1);
the connecting mechanism (5) comprises a first hinging rod (51) and a second hinging rod (52), the first end of the first hinging rod (51) and the first end of the second hinging rod (52) are hinged to two ends of the connecting rod (42) respectively, the connecting rod (42) is connected with the guide rail (3), the second end of the first hinging rod (51) and the second end of the second hinging rod (52) are hinged to two sections of a pull rod (53) respectively, and the pull rod (53) is connected with the drawer body (1);
the positioning assembly comprises an electromagnet (61) and a magnetic conduction piece (62) which are alternatively arranged between the drawer body (1) and the drawer frame (2).
2. The liftable drawer according to claim 1, characterized in that at least two of said guide rails (3) are mounted in parallel up and down on the same side inner wall of said drawer frame (2).
3. The liftable drawer according to claim 2, characterized in that each guide rail (3) is provided with two pulleys (41), the connecting rods (42) are provided with cross rods (43) with the same number as the guide rails, the two pulleys (41) on the same guide rail (3) are respectively connected with two ends of the corresponding same cross rod (43) on the connecting rods (42), and each cross rod (43) is connected by a vertical rod (44) to form a whole connecting rod (42);
the first end of the first hinging rod (51) and the first end of the second hinging rod (52) are hinged to the two ends of the vertical rod (44) respectively.
4. The liftable drawer according to claim 1, characterized in that a telescopic connection (54) is hinged between the connecting rod (42) and the second end of the first hinging rod (51).
5. The liftable drawer of claim 4, wherein the connector (54) is a pneumatic spring.
6. A liftable drawer according to claim 3, characterized in that the first hinge lever (51), the second hinge lever (52) are arranged parallel to each other.
7. The liftable drawer according to claim 5, wherein the pull rod (53) is of a side-mounted "T" shape, and the second end of the first hinge rod (51) and the second end of the second hinge rod (52) are hinged to the upper and lower ends of the vertical rod portion of the pull rod (53), respectively.
8. The liftable drawer according to claim 7, characterized in that the connection lines of four hinge points between the first hinge rod (51), the second hinge rod (52), the vertical rod portion of the pull rod (53) and the connecting rod (42) form a parallelogram.
9. The liftable drawer according to claim 8, characterized in that the pull rod (53) is connected with a bracket (55), the drawer body (1) is slidably limited on the bracket (55), a sliding hole (56) is formed in the bracket (55), a guide rod (11) is arranged on the drawer body (1), and the guide rod (11) is slidably arranged in the sliding hole (56).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711355400.4A CN109924730B (en) | 2017-12-16 | 2017-12-16 | Liftable drawer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711355400.4A CN109924730B (en) | 2017-12-16 | 2017-12-16 | Liftable drawer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109924730A CN109924730A (en) | 2019-06-25 |
| CN109924730B true CN109924730B (en) | 2024-01-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711355400.4A Active CN109924730B (en) | 2017-12-16 | 2017-12-16 | Liftable drawer |
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| Country | Link |
|---|---|
| CN (1) | CN109924730B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111214028B (en) * | 2020-03-02 | 2024-09-10 | 广东皮阿诺科学艺术家居股份有限公司 | Lifting drawer cabinet |
| CN111938323A (en) * | 2020-09-25 | 2020-11-17 | 广州乾幅贸易有限公司 | Multifunctional shoes and hats storage cabinet |
| CN113229626B (en) * | 2021-06-04 | 2022-08-19 | 山西大同大学 | Method for conveniently adjusting wardrobe |
| CN118121036B (en) * | 2024-02-24 | 2025-06-10 | 江苏玖星精密科技股份有限公司 | Overturn starting and stopping device with buffering function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201481857U (en) * | 2009-09-10 | 2010-05-26 | 包传贤 | Automatic pulling and pushing lifting device of drawers of sterilization cabinet or kitchen cabinet |
| WO2017174793A1 (en) * | 2016-04-08 | 2017-10-12 | Paul Hettich Gmbh & Co. Kg | Sliding and lifting mechanism for a piece of furniture or domestic appliance, and piece of furniture or domestic appliance having such a sliding and lifting mechanism |
| EP3254586A1 (en) * | 2016-06-10 | 2017-12-13 | STM S.r.l. | Furniture piece comprising a sliding and lifting mechanism of a shelf |
| CN208798873U (en) * | 2017-12-16 | 2019-04-30 | 宁波方太厨具有限公司 | A kind of liftable drawer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7794027B2 (en) * | 2005-05-06 | 2010-09-14 | Newell Operating Company | Storage bin with lifting mechanism |
| US8083304B2 (en) * | 2007-07-18 | 2011-12-27 | Accuride International, Inc. | Self closing mechanism for drawer slides |
-
2017
- 2017-12-16 CN CN201711355400.4A patent/CN109924730B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201481857U (en) * | 2009-09-10 | 2010-05-26 | 包传贤 | Automatic pulling and pushing lifting device of drawers of sterilization cabinet or kitchen cabinet |
| WO2017174793A1 (en) * | 2016-04-08 | 2017-10-12 | Paul Hettich Gmbh & Co. Kg | Sliding and lifting mechanism for a piece of furniture or domestic appliance, and piece of furniture or domestic appliance having such a sliding and lifting mechanism |
| EP3254586A1 (en) * | 2016-06-10 | 2017-12-13 | STM S.r.l. | Furniture piece comprising a sliding and lifting mechanism of a shelf |
| CN208798873U (en) * | 2017-12-16 | 2019-04-30 | 宁波方太厨具有限公司 | A kind of liftable drawer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109924730A (en) | 2019-06-25 |
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