CN111288740A

CN111288740A - Drawer assembly and refrigerator with same

Info

Publication number: CN111288740A
Application number: CN202010155167.0A
Authority: CN
Inventors: 金海�; 林蔚
Original assignee: Shenzhen Polytechnic
Current assignee: Shenzhen Polytechnic
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-06-16
Anticipated expiration: 2040-03-09
Also published as: CN111288740B

Abstract

The invention belongs to the technical field of refrigerators and discloses a drawer assembly and a refrigerator with the same, wherein the drawer assembly comprises a drawer, a drawer rail and a drawer cover, the drawer cover comprises a base plate and a cover plate which are elastically and rotatably connected, a slidable positioning structure is connected between the base plate and the drawer, the base plate and the cover plate are mutually vertical, and a first convex strip and a second convex strip are convexly formed at the top of the cover plate; the drawer rail comprises two groups of guide rails which are symmetrically arranged at two sides of the drawer, the top of one group of guide rails extends upwards to form a supporting part, the top of the supporting part is provided with a limiting part, and the two limiting parts extend towards the direction close to each other; a locking assembly is connected between the drawer cover and the drawer and comprises a lock sleeve arranged on one side of the drawer cover and a lock pin arranged on one side of the drawer; in conclusion, the invention has the advantages of convenient operation and good sealing performance; the heat preservation performance is good; convenient installation and compact structure.

Description

Drawer assembly and refrigerator with same

Technical Field

The invention belongs to the technical field of refrigerators, and particularly relates to a drawer assembly and a refrigerator with the same.

Background

The refrigerator is in order to reach various technical demands such as moisturizing, constant temperature, need add the drawer lid on the drawer, and in prior art, it mainly has two kinds of schemes to install the drawer lid additional:

(1) with the sealed drawer lid of being fixed in on the drawer, under this mode, the drawer lid can be along with the drawer carries out synchronous pull, if need take out article in the drawer this moment, then need all pull out the drawer, then take off the drawer lid from the drawer again, troublesome poeration.

(2) The drawer cover is fixed in the refrigerator, in this way, although the fetching is convenient, the problem of insufficient sealing performance exists between the drawer cover and the drawer; in addition, when the cleaning operation of the refrigerator is carried out, the whole drawer needs to be pulled out completely, the drawer is in an open state at the moment, and cold air is dissipated in a large quantity, so that an effective heat preservation effect cannot be achieved.

In view of the above, there is a need for an improved refrigerator to solve the above problems.

Disclosure of Invention

The invention aims to provide a drawer assembly and a refrigerator with the same, so that a drawer with a drawer cover has the advantages of convenience in taking articles and long heat preservation time.

In order to achieve the purpose, the invention provides the following technical scheme: a drawer assembly comprises a drawer, a drawer rail and a drawer cover, wherein a sealing gasket is arranged at the top of the drawer, the drawer cover comprises a base plate and a cover plate which are connected in an elastic rotation mode, a slidable positioning structure is connected between the base plate and the drawer, the base plate and the cover plate are mutually perpendicular, a first convex strip and a second convex strip are convexly formed at the top of the cover plate, the thickness of the first convex strip is not smaller than that of the second convex strip, and the first convex strip is located at one end far away from the base plate;

the drawer rail comprises two groups of guide rails which are symmetrically arranged at two sides of the drawer, the top of one group of guide rails extends upwards to form a supporting part, the top of the supporting part is provided with a limiting part, the two limiting parts extend towards the direction close to each other, the limiting part is positioned above the drawer, and the distance between the limiting part and the drawer is the sum of the thickness of the drawer cover and the thickness of the first convex strip;

and a locking assembly is also connected between the drawer cover and the drawer and comprises a lock sleeve arranged on one side of the drawer cover and a lock pin arranged on one side of the drawer.

Based on the structure, the invention has the following beneficial effects:

convenient operation, the leakproofness is good: when the drawer is pulled out, the drawer cover automatically lifts based on elastic rotation, and is matched with the second raised strips and the limiting parts, so that the automatic separation between the drawer cover and the drawer is realized, the operation is simple, and the drawer cover does not need to be manually opened; when the drawer is pushed, the drawer cover is pressed based on the matching of the limiting part and the first convex strip, and the sealing of the drawer and the drawer cover is realized.

The heat preservation performance is good: when the refrigerator is cleaned, the locking assembly is matched, so that the drawer cover and the drawer are hermetically taken out, and the whole drawer assembly also has a good heat preservation effect outside the refrigerator.

The installation is convenient: when the integral drawer component is installed, only the assembly of the drawer rail and the drawer is needed, and the drawer cover is automatically sealed.

In addition, the present invention has a preferable structure as follows:

preferably, the thickness of the first protruding strip is the same as that of the second protruding strip, and one side of the first protruding strip close to the second protruding strip is an inclined plane.

Based on this, the invention has further beneficial effects: when the drawer is pushed, the limiting part can automatically compress the first convex strip, namely, the compression sealing of the drawer cover is automatically completed.

Preferably, the lock sleeve comprises a rotating button and a pin buckle, wherein the rotating button is rotatably connected with the pin buckle, the pin buckle is integrally formed on one side of the rotating button, and a pin hole is formed in the pin buckle.

Preferably, the lockpin is including seting up the handle seat of installation breach to and be located the intraoral installation department of installation, it changes the board to rotate to be connected with on the installation department, and has connect the fitting pin soon through the screw thread on changeing the board, and the fitting pin is mutually supported with the pinhole.

Preferably, the cover plate is provided with air holes, air ventilation adjusting components are installed in the air holes and comprise rotating shafts connected with the rotating buttons and blocking blades symmetrically welded on two sides of each rotating shaft, and the blocking blades are perpendicular to the pin buckles.

In conclusion, the invention has the further beneficial effects that: when the locking assembly is matched and locked, the ventilation adjusting assembly forms a fully closed state, the heat preservation effect of the drawer assembly outside the refrigerator is improved, and the ventilation adjusting assembly does not need to be additionally adjusted.

Preferably, the drawer rail further comprises a slide rail, the slide rail is fixed on the drawer, the guide rail is fixed on the inner wall of the refrigerator, a sliding groove is formed in the guide rail, and the slide rail is matched in the sliding groove.

Preferably, the one end of spout diapire upwards is formed with first spacing arch, the one end of slide rail is downwards formed with the spacing arch of second, and first spacing arch and the spacing arch of second are mutually supported.

Preferably, the positioning structure between the base plate and the drawer comprises a positioning rod and a positioning groove which are in sliding fit with each other, the positioning rod is positioned on the base plate, and the positioning groove is positioned on the drawer.

Preferably, the outer wall of the drawer is provided with a groove, and the substrate is clamped in the groove.

In conclusion, the invention has the further beneficial effects that: compact structure, it is rationally distributed, guarantee that whole drawer assembly has great storing space.

In order to achieve the above object, the present invention also provides a refrigerator including the drawer assembly.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the structure of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is a schematic view of the locking pin of the present invention;

FIG. 5 is a schematic view of the assembly of the lock sleeve and the air permeability adjustment assembly of the present invention;

FIG. 6 is an enlarged view of FIG. 2 at B;

FIG. 7 is an enlarged view at C in FIG. 2;

FIG. 8 is a schematic view of the assembly of the guide rail and the slide rail of the present invention;

fig. 9 is a schematic view of the drawer of the present invention when it is drawn out.

In the figure: the novel drawer comprises a drawer-1, a sealing gasket-11, a sliding rail-12, a second limiting protrusion-13, a lock pin-14, a handle seat-141, a mounting part-142, a rotating plate-143, a locking pin-144, a positioning groove-15, a drawer rail-2, a guide rail-21, a sliding groove-22, a limiting part-23, a supporting part-24, a first limiting protrusion-25, a drawer cover-3, a base plate-31, a cover plate-32, a first convex strip-321, a second convex strip-322, a ventilation adjusting component-33, a rotating shaft-331, a baffle blade-332, a positioning rod-34, a lock sleeve-35, a rotating button-351 and a pin buckle-352.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, the present invention provides a drawer assembly, including a drawer 1, a drawer rail 2 and a drawer cover 3, and a sealing gasket 11 is disposed on the top of the drawer 1, so as to seal the drawer 1 and the drawer cover 3, wherein:

the drawer cover 3 comprises a base plate 31 and a cover plate 32 which are connected in an elastic rotation mode (the structure of the elastic rotation connection comprises a spring piece or a spiral spring which is connected in a rotation mode through a hinge or a rotation shaft, the structure of the rotation connection is additionally provided with the spring piece or the spiral spring, the relative positions of the base plate 31 and the cover plate 32 are sequentially limited, so that the cover plate 32 can be automatically lifted under the elastic effect after the drawer 1 is pulled), a slidable positioning structure is connected between the base plate 31 and the drawer 1, the base plate 31 and the cover plate 32 are mutually vertical, a first protruding strip 321 and a second protruding strip 322 are convexly formed at the top of the cover plate 32, the thickness of the first protruding strip 321 is not smaller than that of the second protruding strip;

the drawer rail 2 comprises two groups of guide rails 21 which are symmetrically arranged at two sides of the drawer 1, wherein the top of one group of guide rails 21 extends upwards to form a supporting part 24, the top of the supporting part 24 is provided with a limiting part 23, the two limiting parts 23 extend towards the direction close to each other, the limiting part 23 is positioned above the drawer 1, and the distance between the limiting part 23 and the drawer 1 is the sum of the thickness of the drawer cover 3 and the thickness of the first convex strip 321;

a locking assembly is connected between the drawer cover 3 and the drawer 1, and the locking assembly comprises a lock sleeve 35 arranged on one side of the drawer cover 3 and a lock pin 14 arranged on one side of the drawer 1.

Specifically, in conjunction with the schematic usage diagram of fig. 9, the diagram includes three states a/b/c:

the state a is the state that the drawer 1 is completely pushed into the drawer rail 2, namely the drawer 1 is considered to be pushed into the refrigerator: at this time, as shown in fig. 1, the limiting portion 23 is just pressed above the first protruding strip 321, i.e., the movable end of the drawer cover 3 is limited, so that the drawer cover 3 can be stably sealed above the drawer 1, and the stable storage of the whole drawer assembly in the refrigerator is realized.

State b, a first process state of pulling the drawer 1 out of the refrigerator: at this time, the first protruding strip 321 is dislocated from the limiting portion 23, and the drawer cover 3 automatically lifts up under its own elastic rotation structure, so that the top surface of the drawer cover 3 is close to the limiting portion 23, and based on this state, along with the pulling-out of the drawer 1, the limiting portion 23 can limit the second protruding strip 322, thereby preventing the drawer cover 3 from continuously moving outward.

The state c is a first process state (also a state in which the drawer 1 is pulled out) in which the drawer 1 is pulled out of the refrigerator: when the drawer 1 is continuously pulled outwards in the state b, the drawer cover 3 is limited to be kept still due to the blocking of the limiting part 23, the drawer 1 continuously moves outwards, and therefore the drawer 1 and the drawer cover 3 are opened in a staggered mode, and due to the fact that the drawer cover 3 is already in the lifting state, the sealing gasket 11 cannot be abraded due to friction when the drawer 1 and the drawer cover move in the staggered mode, and sealing in the state a is effectively guaranteed.

And push back drawer 1, be the process that c state changes to a state promptly, during actual operation, all need push back drawer 1 can, whole pull easy operation, and be convenient for carry on getting the thing in the drawer 1.

In addition, if the refrigerator needs to be cleaned, the drawer 1 and the drawer cover 3 need to be disassembled, and the lock sleeve 35 and the lock pin 14 are locked at the moment, so that the movable end of the drawer cover 3 is limited on the drawer 1, the drawer cover 3 is ensured not to be lifted in any state, the drawer 1 which is pulled out is still in a sealed state, and the heat preservation effect of the whole drawer assembly outside the refrigerator is ensured.

In conclusion, different use modes meet different use requirements, and the device is simple in structure and easy to operate.

Preferably, the thickness of the first protruding strip 321 is the same as that of the second protruding strip 322, and one side of the first protruding strip 321 close to the second protruding strip 322 is an inclined surface. The arrangement with the same thickness is convenient for processing on one hand, and ensures that the drawer 1 can be smoothly installed on the other hand; the inclined surface is provided to enable the limiting portion 23 to automatically press the first protrusion 321 based on the mutual sliding of the inclined surfaces when the drawer 1 is pushed back.

Preferably, the positioning structure between the base plate 31 and the drawer 1 includes a positioning rod 34 and a positioning groove 15, which are slidably engaged with each other, and the positioning rod 34 is located on the base plate 31, and the positioning groove 15 is located on the drawer 1. Therefore, the base plate 31 and the drawer 1 are connected into a whole, namely the integral drawer cover 3 is still fixed on the drawer 1, and the installation mode of the integral assembly is effectively simplified.

Referring to fig. 3-5, preferably, the lock sleeve 35 includes a rotating button 351 rotatably connected to the lock sleeve, and a pin 352 integrally formed on one side of the rotating button 351, and the pin 352 has a pin hole.

Preferably, the lock pin 14 includes a handle seat 141 having an installation notch, and an installation portion 142 located in the installation notch, the installation portion 142 is rotatably connected with a rotating plate 143, and the rotating plate 143 is rotatably connected with a lock pin 144 through a thread, and the lock pin 144 is matched with the pin hole. The handle holder 141 can be used as a handle when the drawer 1 is pulled out, so that an additional grasping structure of the drawer 1 is not required.

Furthermore, the cover plate 32 is provided with an air hole, and the air hole is internally provided with an air-permeable adjusting component 33, the air-permeable adjusting component comprises a rotating shaft 331 connected with the rotating button 351 and blocking blades 332 symmetrically welded on two sides of the rotating shaft 331, and the blocking blades 332 are perpendicular to the pin 352.

The ventilation adjusting assembly 33 can adjust the ventilation size of the drawer 1 to meet the humidity requirements of different degrees in the drawer 1, and the adjusting mode is that the rotating button 351 is rotated, so that the rotating shaft 331 is driven to rotate, the angle of the blocking blade 332 and the ventilation gap between the blocking blade 332 and the ventilation holes are changed, and the ventilation adjusting effect is achieved. Specifically, the locking assembly is in an unlocking state when the integral drawer assembly is installed inside the refrigerator, namely, the lock sleeve 35 is not connected with the lock pin 14, and at the moment, the rotating button 351 can rotate at any angle to perform any adjustment of ventilation size.

When the drawer 1 is taken out and the locking assembly is locked, the rotating button 351 in fig. 3 or fig. 5 is rotated by 90 degrees, so that the pin buckle 352 is positioned under the rotating button 351, meanwhile, the rotating shaft 331 drives the blocking blade 332 to rotate, the ventilation hole is sealed, then the rotating plate 143 in fig. 4 is rotated by 180 degrees, so that the locking pin 144 is positioned above the mounting part 142, at the moment, the rotating plate 143 is just limited on one side of the pin buckle 352, then the locking pin 144 is rotated, so that the locking pin 144 is inserted into the pin hole in the pin buckle 352, and therefore locking between the lock sleeve 35 and the locking pin 14 is formed.

Simple structure, locking, unblock are all comparatively convenient, and can realize ventilative adjusting part 33's closure simultaneously, therefore need not to carry out ventilative adjusting part 33's extra regulation when taking out drawer 1, have further guaranteed the heat preservation effect after drawer 1 takes out.

Referring to fig. 6-8, preferably, the drawer rail 2 further includes a sliding rail 12, the sliding rail 12 is fixed on the drawer 1, the guide rail 21 is fixed on the inner wall of the refrigerator, the sliding groove 22 is formed on the guide rail 21, and the sliding rail 12 is fitted in the sliding groove 22

Preferably, one end of the bottom wall of the sliding groove 22 is upwards formed with a first limiting protrusion 25, one end of the sliding rail 12 is downwards formed with a second limiting protrusion 13, and the first limiting protrusion 25 and the second limiting protrusion 13 are mutually matched.

Preferably, a groove is formed in the outer wall of the drawer 1, and the substrate 31 is engaged in the groove.

The invention provides a refrigerator comprising the drawer assembly, and the installation operation of the integral drawer assembly is as follows:

two groups of guide rails 21 are symmetrically fixed on the inner walls of two sides of a storage chamber of the refrigerator;

inserting the positioning rod 34 on the drawer cover 3 into the positioning groove 15 on the drawer 1;

the drawer 1 with the drawer cover 3 is correspondingly arranged on the guide rail 21 (namely, the sliding rails 12 on the two sides of the drawer 1 correspond to the sliding grooves 22 on the guide rail 21).

In conclusion, the installation mode of the integral drawer component is simple, and the use mode is diversified.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drawer assembly, includes drawer (1), drawer track (2) and drawer cover (3), and drawer (1) top is equipped with sealed pad (11), its characterized in that:

the drawer cover (3) comprises a base plate (31) and a cover plate (32) which are connected in an elastic rotating mode, a slidable positioning structure is connected between the base plate (31) and the drawer (1), the base plate (31) and the cover plate (32) are perpendicular to each other, a first protruding strip (321) and a second protruding strip (322) are convexly formed at the top of the cover plate (32), the thickness of the first protruding strip (321) is not smaller than that of the second protruding strip (322), and the first protruding strip (321) is located at one end far away from the base plate (31);

the drawer rail (2) comprises two groups of guide rails (21) which are symmetrically arranged on two sides of the drawer (1), the top of one group of guide rails (21) extends upwards to form a supporting part (24), the top of the supporting part (24) is provided with a limiting part (23), the two limiting parts (23) extend towards the directions close to each other, the limiting part (23) is positioned above the drawer (1), and the distance between the limiting part (23) and the drawer (1) is the sum of the thickness of the drawer cover (3) and the thickness of the first raised line (321);

and a locking assembly is further connected between the drawer cover (3) and the drawer (1), and comprises a lock sleeve (35) arranged on one side of the drawer cover (3) and a lock pin (14) arranged on one side of the drawer (1).

2. The drawer assembly of claim 1, wherein the thickness of the first rib (321) is the same as the thickness of the second rib (322), and a side of the first rib (321) adjacent to the second rib (322) is a slope.

3. The drawer assembly of claim 1, wherein the lock sleeve (35) comprises a rotating button (351) rotatably connected and a pin buckle (352) integrally formed on one side of the rotating button (351), and the pin buckle (352) is provided with a pin hole.

4. The drawer assembly of claim 3, wherein the locking pin (14) comprises a handle seat (141) provided with a mounting notch, and a mounting part (142) arranged in the mounting notch, the mounting part (142) is rotatably connected with a rotating plate (143), the rotating plate (143) is rotatably connected with a locking pin (144) through a thread, and the locking pin (144) is matched with the pin hole.

5. The drawer assembly of claim 4, wherein the cover plate (32) is provided with air holes, and air-permeable adjusting components (33) are installed in the air holes, the air-permeable adjusting components comprise a rotating shaft (331) connected with the rotating button (351) and blocking leaves (332) symmetrically welded on two sides of the rotating shaft (331), and the blocking leaves (332) are perpendicular to the latch (352).

6. The drawer assembly according to claim 1, characterized in that the drawer rail (2) further comprises a sliding rail (12), the sliding rail (12) is fixed on the drawer (1), the guiding rail (21) is fixed on the inner wall of the refrigerator, a sliding groove (22) is formed on the guiding rail (21), and the sliding rail (12) is matched in the sliding groove (22).

7. The drawer assembly according to claim 4, characterized in that one end of the bottom wall of the sliding groove (22) is formed with a first limiting protrusion (25) upwards, one end of the sliding rail (12) is formed with a second limiting protrusion (13) downwards, and the first limiting protrusion (25) and the second limiting protrusion (13) are mutually matched.

8. The drawer assembly according to claim 1, characterized in that the positioning structure between the base plate (31) and the drawer (1) comprises a positioning rod (34) and a positioning groove (15) which are in sliding fit with each other, wherein the positioning rod (34) is positioned on the base plate (31) and the positioning groove (15) is positioned on the drawer (1).

9. The drawer assembly according to claim 1, characterized in that a groove is formed in the outer wall of the drawer (1), and the base plate (31) is clamped in the groove.

10. A refrigerator, characterized in that: comprising the drawer assembly of any of claims 1 to 9.