CN216788181U

CN216788181U - Drawer cabinet door structure

Info

Publication number: CN216788181U
Application number: CN202121977259.3U
Authority: CN
Inventors: 姚津津; 陈松军
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-06-21
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a drawer cabinet door body structure, which comprises a panel (1); a rear cover (2) located on the back of the panel (1); and a handle body (31) provided on the front surface of the panel (1); the method is characterized in that: the handle is characterized in that the left end and the right end of the handle body (31) are respectively provided with a first through hole (3131), the panel (1) is provided with a second through hole (11) corresponding to the first through hole (3131), the rear cover (2) is provided with a third through hole (22) corresponding to the second through hole (11), and the handle body (31), the panel (1) and the rear cover (2) are connected through sequentially penetrating a fastener (4) through the third through hole (22), the second through hole (11) and the first through hole (3131). Compared with the prior art, the drawer cabinet door body structure can avoid stress concentration on the panel when the door is pulled.

Description

Drawer cabinet door structure

Technical Field

The utility model relates to the technical field of kitchen equipment, in particular to a drawer cabinet door body structure.

Background

The door structure of the drawer cabinet generally includes a panel and a rear cover installed on the back of the panel.

The handle of the drawer cabinet is generally embedded or external, for example, an external handle is disclosed in the utility model patent CN202020336111.0 (publication No. CN 212699709U).

However, the external handle is generally directly mounted on the panel by using a fastener, and firstly, stress is concentrated on the panel when the door is pulled, so that the panel is easily damaged; secondly, the rear cover needs an additional connecting structure to be arranged on the back of the panel; thirdly, a certain gap is always formed between the edge of the front surface of the rear cover and the back surface of the panel, and the product precision is poor.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the present invention is to provide a drawer cabinet door structure capable of avoiding stress concentration on a panel when a door is pulled, in view of the current situation of the prior art.

The second technical problem to be solved by the utility model is to provide a drawer cabinet door structure which can realize the relative fixation of a panel, a rear cover and a handle assembly through a set of connecting structure.

The third technical problem to be solved by the utility model is to provide a drawer cabinet door structure capable of reducing the gap between the rear cover and the panel.

The technical scheme adopted by the utility model for solving the first, second and third technical problems is as follows: a drawer cabinet door body structure, which comprises

A panel;

the rear cover is positioned on the back surface of the panel, and an interlayer is formed between the front surface of the rear cover and the back surface of the panel; and

the handle body is arranged on the front side of the panel;

the method is characterized in that: the handle comprises a handle body, a panel and a back cover, wherein the handle body is provided with a first through hole at the left end and a second through hole at the right end respectively, the panel is provided with a second through hole corresponding to the first through hole, the back cover is provided with a third through hole corresponding to the second through hole, and the handle body, the panel and the back cover are connected through sequentially penetrating a fastener through the third through hole, the second through hole and the first through hole.

In order to realize the arrangement of the first through hole, the handle body comprises a holding part and two supporting parts which are respectively supported at two ends of the holding part, the rear end face of each supporting part abuts against the front face of the panel, the holding part and the supporting parts are both of hollow structures, a wall face shared by the connecting parts of the holding part and the supporting parts is marked as a connecting wall, and the connecting wall is provided with the first through hole which is communicated with the inner cavities of the holding part and the supporting parts.

In order to realize the connection among the handle component, the panel and the rear cover, the fastener comprises

The bolt comprises a screw rod and a screw head connected to the head of the screw rod, the screw rod is arranged in the third through hole, the second through hole and the first through hole in a penetrating mode, and the screw head abuts against the back face of the rear cover; and

and the nut is in threaded connection with the tail part of the screw rod and is abutted against the front surface of the connecting wall.

In order to avoid the deformation of the rear cover under the clamping force of the screw head, the fastener also comprises a gasket which is sleeved on the screw rod and clamped between the back surface of the panel and the front surface of the rear cover.

In order to avoid the screw rod from directly contacting the panel, the front end surface of the gasket is convexly provided with an annular bulge which is positioned between the peripheral wall of the second through hole and the screw rod.

In order to facilitate the hiding of the screw head and improve the aesthetic property, the back surface of the rear cover, which is positioned at the periphery of the third through hole, is recessed forwards to form a recessed part, and the screw head is accommodated in the recessed part.

In order to pre-position the nut, a limiting seat used for limiting the nut is arranged on the front face of the connecting wall.

In order to facilitate the processing of the first through hole, the front side of the holding part is provided with an opening, and a cover plate is covered at the opening.

In order to realize the installation of the cover plate on the holding part, at least two installation sheets which are arranged at intervals along the length direction of the holding part are arranged in the holding part, clamping grooves are formed in the installation sheets, correspondingly, buckles which are in one-to-one correspondence with the clamping grooves are convexly arranged on the back surface of the cover plate, and the buckles are clamped in the corresponding clamping grooves.

In order to increase the contact area between the panel and the rear cover and avoid the front edge of the rear cover from scratching the panel, the front edge of the rear cover is bent outwards and extended to form a flanging, and the flanging is abutted against the back of the panel.

Compared with the prior art, the utility model has the advantages that: the first through holes are formed in the left end and the right end of the handle body, the second through holes corresponding to the first through holes are formed in the panel, the third through holes corresponding to the second through holes are formed in the rear cover, and the handle body, the panel and the rear cover are connected through the fasteners which are sequentially arranged in the third through holes, the second through holes and the first through holes in a penetrating mode;

firstly, the force of the handle body is finally applied to the rear cover when the door is pulled, so that the situation that the stress is concentrated on the panel to cause the panel to break when the door is pulled can be avoided;

secondly, the panel, the rear cover and the handle body are relatively fixed through a set of connecting structure, namely a fastener, so that the structure is simple;

thirdly, the pressing force of the fastening piece can reduce the gap between the flanging of the rear cover and the back of the panel, and the product fineness is improved.

Drawings

Fig. 1 is a schematic perspective view of a door structure of a drawer cabinet according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of the door structure of the drawer cabinet in fig. 1 in another direction;

fig. 3 is a longitudinal sectional view of a portion of the door structure of the drawer cabinet in fig. 1;

fig. 4 is a schematic exploded perspective view of the door structure of the drawer cabinet in fig. 1.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

Fig. 1 to 4 show a preferred embodiment of a door structure of a drawer cabinet according to the present invention. The drawer cabinet may be a cabinet, a disinfection cabinet, etc., and the disinfection cabinet is taken as an example for description below. The drawer cabinet door structure comprises a panel 1, a rear cover 2, a handle component 3 and a fastener 4.

The panel 1 is a glass panel, and two second through holes 11 are formed in the panel 1 and are arranged in bilateral symmetry.

The rear cover 2 is located on the back of the panel 1, an interlayer 21 is formed between the front of the rear cover 2 and the back of the panel 1, third through holes 22 corresponding to the second through holes 11 one to one are formed in the rear cover 2, the back of the rear cover 2 located on the periphery of the third through holes 22 is recessed forwards to form recessed portions 23, the edge of the front of the rear cover 2 is bent outwards and extends to form a flanging 24, and the flanging 24 abuts against the back of the panel 1.

The handle assembly 3 includes a handle body 31 and a cover plate 32.

Specifically, the handle body 31 includes a holding portion 311 and two supporting portions 312 respectively supported at two ends of the holding portion 311, and a rear end surface of the supporting portion 312 abuts against a front surface of the panel 1; the holding part 311 and the supporting part 312 are both hollow structures, a wall surface shared by the connection part of the holding part 311 and the supporting part 312 is a connection wall 313, the connection wall 313 is provided with first through holes 3131 communicating the inner cavities of the holding part 311 and the supporting part 312, and the first through holes 3131 are in one-to-one correspondence with the second through holes 11; the front side of the grip portion 311 has an opening.

The cover plate 32 covers the opening at the front side of the holding portion 311, and the opposite surfaces of the cover plate 32 and the holding portion 311 have an outer step and an inner step which are mutually abutted.

In order to mount the cover plate 32 on the holding portion 311, at least two mounting pieces 3111 are disposed inside the holding portion 311 at intervals along the length direction of the holding portion 311, a slot 3112 is disposed on the mounting piece 3111, correspondingly, the fasteners 321 corresponding to the slots 3112 are protruded from the back surface of the cover plate 32, and each fastener 321 is engaged with the corresponding slot 3112. The mounting piece 3111 is provided as a connecting piece to be engaged with the hook 321, and as a reinforcing rib to improve mechanical strength of the grip portion 311.

In this embodiment, the cover plate 32 and the holding portion 311 are further welded by an ultrasonic welding machine, the cover plate 32 is provided with a plurality of positioning points and 4 welding lines, and the positioning points are positioned by the points, so that the cover plate 32 and the holding portion 311 are positioned more accurately.

The fastener 4 includes a bolt 41, a nut 42, and a washer 43.

Specifically, the bolt 41 includes a screw 411 and a head 412 connected to the head of the screw 411, the screw 411 is sequentially inserted into the third through hole 22, the second through hole 11 and the first through hole 3131, and the head 412 is accommodated in the recess 23 and abuts against the inner wall of the recess 23.

The nut 42 is screwed to the rear of the screw 411 and abuts against the front surface of the connecting wall 313. In addition, the front surface of the connecting wall 313 is provided with a limiting seat 3132 for limiting the nut 42, so that the nut 42 can be conveniently pre-positioned; the back of the cover plate 32 is provided with a limiting post 322 in a protruding manner, and the limiting post 322 abuts against the front end face of the nut 42, so that the nut 42 is prevented from being disengaged.

The washer 43 is sleeved on the screw 411 and clamped between the back surface of the panel 1 and the front surface of the rear cover 2, so as to prevent the rear cover 2 from deforming under the clamping force of the screw head 412. In addition, an annular protrusion 431 is convexly provided on the front end surface of the gasket 43, and the annular protrusion 431 is located between the peripheral wall of the second through hole 11 and the screw 411, so that the screw 411 is prevented from directly contacting the panel 1.

The working principle of the embodiment is as follows: when the assembly is performed, the nut 42 is first limited on the limiting seat 3132, the cover plate 32 is then mounted on the holding portion 311, the annular protrusion 431 of the washer 43 is inserted into the second through hole 11, the first through hole 3131 of the handle assembly 3 is aligned with the second through hole 11 of the panel 1 and abuts against the front surface of the panel, the third through hole 22 of the rear cover 2 is aligned with the second through hole 11 of the panel 1 and abuts against the rear surface of the panel, the screw 411 of the bolt 41 sequentially passes through the third through hole 22, the second through hole 11 and the first through hole 3131, and the bolt 41 and the nut 42 are rotated to be in threaded connection until the screw head 412 is received in the recess 23 and abuts against the inner wall of the recess 23.

The advantages of this mounting are:

firstly, the force of the handle component 3 is finally applied to the rear cover 2 when the door is pulled, so that the phenomenon that the stress is concentrated on the panel 1 to cause the panel to break when the door is pulled can be avoided;

secondly, the panel 1, the rear cover 2 and the handle component 3 are relatively fixed through a set of connecting structure, namely a fastener 4, and the structure is simple;

thirdly, the pressing force of the screw head 412 on the rear cover 21 can reduce the gap between the flanging 24 of the rear cover 2 and the back of the panel 1, and the product precision is improved;

fourthly, the nut 42 is far away from the contact surface of the handle body 31 and the panel 1, so that the force arm of the holding part 311 when the door is pulled is reduced, and the handle body 31 is prevented from being damaged.

Claims

1. A drawer cabinet door body structure, which comprises

A panel (1);

a rear cover (2) located on the rear surface of the panel (1); and

the handle body (31) is arranged on the front surface of the panel (1);

the method is characterized in that: the handle is characterized in that the left end and the right end of the handle body (31) are respectively provided with a first through hole (3131), the panel (1) is provided with a second through hole (11) corresponding to the first through hole (3131), the rear cover (2) is provided with a third through hole (22) corresponding to the second through hole (11), and the handle body (31), the panel (1) and the rear cover (2) are connected through sequentially penetrating a fastener (4) through the third through hole (22), the second through hole (11) and the first through hole (3131).

2. The drawer cabinet door structure according to claim 1, wherein: the handle body (31) comprises a holding part (311) and two supporting parts (312) which are respectively supported at two ends of the holding part (311), the rear end face of each supporting part (312) is abutted to the front face of the panel (1), the holding part (311) and the supporting parts (312) are both of a hollow structure, a wall face shared by the connection positions of the holding part (311) and the supporting parts (312) is marked as a connecting wall (313), and the connecting wall (313) is provided with a first through hole (3131) which is communicated with the inner cavities of the holding part (311) and the supporting parts (312).

3. The drawer cabinet door structure according to claim 2, wherein: the fastener (4) comprises

The bolt (41) comprises a screw rod (411) and a screw head (412) connected to the head of the screw rod (411), the screw rod (411) is arranged in the third through hole (22), the second through hole (11) and the first through hole (3131) in a penetrating mode, and the screw head (412) is abutted to the back face of the rear cover (2); and

and a nut (42) which is screwed to the tail of the screw (411) and abuts against the front surface of the connecting wall (313).

4. The drawer cabinet door structure according to claim 3, wherein: the fastener (4) further comprises a gasket (43), wherein the gasket (43) is sleeved on the screw rod (411) and clamped between the back surface of the panel (1) and the front surface of the rear cover (2).

5. The door structure of the drawer cabinet according to claim 4, wherein: an annular bulge (431) is convexly arranged on the front end face of the gasket (43), and the annular bulge (431) is positioned between the peripheral wall of the second through hole (11) and the screw rod (411).

6. The drawer cabinet door structure according to claim 3, wherein: the back surface of the rear cover (2) positioned at the periphery of the third through hole (22) is recessed forwards to form a recessed part (23), and the screw head (412) is accommodated in the recessed part (23).

7. The drawer cabinet door structure according to claim 3, wherein: the front surface of the connecting wall (313) is provided with a limiting seat (3132) used for limiting the nut (42).

8. The drawer cabinet door structure according to claim 2, wherein: the front side of the holding part (311) is provided with an opening, and a cover plate (32) is covered at the opening.

9. The drawer cabinet door structure according to claim 8, wherein: the inside of portion of gripping (311) is equipped with at least two installation pieces (3111) of arranging along its length direction interval, has seted up draw-in groove (3112) on this installation piece (3111), correspondingly, the protruding buckle (321) that are equipped with draw-in groove (3112) one-to-one that are equipped with in the back of apron (32), each buckle (321) card is established in corresponding draw-in groove (3112).

10. The cabinet door structure according to any one of claims 1 to 9, wherein: the edge of the front surface of the rear cover (2) is bent outwards to form a flanging (24), and the flanging (24) is abutted against the back surface of the panel (1).