CN218474324U - Door cabinet with primary and secondary doors - Google Patents

Abstract

The utility model relates to a door cabinet with primary and secondary doors, which comprises a cabinet body and a cabinet door, wherein the cabinet door consists of a secondary door and a primary door, one side of the secondary door is respectively taken as a switching side to be connected with a door frame through a door installing shaft sleeve structure, the door installing shaft sleeve structure comprises a multifunctional fastener A and a shaft sleeve device, the multifunctional fastener A is coaxially arranged at the position of the switching side close to an upper frame or/and a lower frame of the door frame in a detachable mode A, and simultaneously, the upper frame or/and the lower frame are correspondingly provided with the shaft sleeve device matched with the multifunctional fastener A in a detachable mode B; the multifunctional fastener A is provided with a pin shaft part with telescopic resilience at the front end part, and is also provided with a limiting driving lever at the side position, and the retractility of the pin shaft part can be controlled through the limiting driving lever; the front end part of the shaft sleeve device is provided with a shaft hole matched with the pin shaft part, the pin shaft part can be buckled into the shaft hole through a limiting driving lever to connect the sub-door and the cabinet body in a shaft connection mode, or the pin shaft part and the shaft hole can be separated from each other through the limiting driving lever.

Description

Door cabinet with primary and secondary doors

Technical Field

The utility model belongs to a door cabinet field, concretely relates to door cabinet with primary and secondary door.

Background

At present, along with the economic development, the storage cabinet can be seen everywhere, and can be seen in markets, supermarkets, communities, bathrooms and even office building halls for temporarily storing articles.

Among the prior art, the cabinet door of general use is open-type or sliding door formula, and sliding door formula cabinet door can only slide the cabinet door to one side, and this just leads to the cabinet door can not all open, and one side is in the closed condition all the time. Direct-open cabinet door can be all opened the cabinet door, nevertheless need rotatory cabinet door 90 usually, and its cabinet door is opened and needs to occupy sufficient space, and especially when the space is narrow, this kind of mode of opening the door will receive very big restriction, and is inconvenient during the use. Therefore, people need a primary and secondary cabinet door convenient to open to solve the problems.

The composite door is a special double-door-leaf split door, which is composed of a door leaf (sub door) with a narrower width and a door leaf (main door) with a wider width, and the whole door is more beautiful.

However, the sub-doors of the main and sub-doors in the field of the existing door cabinets are usually locked by bolts, which causes the door to be opened and closed with great effort, and therefore, the technology capable of improving the structure of the main and sub-doors is urgently needed in the field. It is thus clear how to design a simple structure, small in size, the structure of the sub-door of the locking of being convenient for is the utility model discloses the problem that needs to solve.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a structure that has simple structure, is convenient to assemble and is convenient for lock the sub-door of cabinet to obtain folding cabinet door on this basis.

In order to achieve the above object, the utility model discloses a following technical scheme realizes: the door cabinet with the primary and secondary doors comprises a cabinet body and a cabinet door coupled to one side of a door frame of the cabinet body, wherein the cabinet door is composed of a primary door and a secondary door, one side of the primary door and one side of the secondary door are respectively used as coupling sides and are coupled to two sides of the door frame of the cabinet body in a mutually opposite manner, the other sides of the sub-door and the main door are respectively used as opening and closing sides, the sub-door and the main door are oppositely spliced and connected into a whole at the middle position of the door frame in a closed state of the two doors, the opening and closing sides of the sub-door are connected with the door frame through a door installing shaft sleeve structure, the door installing shaft sleeve structure comprises a multifunctional fastener A and a shaft sleeve device, wherein:

(1) Along the axial direction of the opening and closing side of the sub-door, a multifunctional fastener A is detachably arranged at the position of the opening and closing side close to the upper frame or/and the lower frame of the door frame. And a shaft sleeve device matched with the multifunctional fastener A is correspondingly arranged on the upper frame or/and the lower frame in a detachable mode B.

(2) The multifunctional fastener A is provided with a pin shaft part with telescopic resilience at the front end part, and meanwhile, the side surface of the multifunctional fastener A is provided with a limiting driving lever, and the retractility of the pin shaft part can be controlled through the limiting driving lever. The front end part of the shaft sleeve device is provided with a shaft hole matched with the pin shaft part, the pin shaft part is embedded into the shaft hole to connect the sub-door with the cabinet body in a shaft connection mode, or the pin shaft part and the shaft hole can be separated from each other through the limiting deflector rod.

Preferably, the positions of the opening and closing side close to the upper frame and the lower frame of the door frame are both provided with the multifunctional fasteners A, and the pin shafts of the multifunctional fasteners A are positioned on the same axis.

Preferably, the multifunctional fastener a comprises a fastener body and a fastener shell, a structural cavity for accommodating and mounting the fastener body is arranged in the fastener shell, the structural cavity is communicated with one end of the fastener shell, and meanwhile, a limiting through hole communicated with the structural cavity is arranged on the side surface of the fastener shell;

the pin shaft part is arranged at the front end part of the fastener body, and meanwhile, a limiting deflector rod matched with the limiting through hole is arranged on one side of the fastener body;

after the fastener body accommodating structure is arranged in the cavity, the limiting deflector rod extends out of the limiting through hole, an elastic limiting structure is formed between the limiting deflector rod and the limiting through hole under the action of the tubular elastomer, and the elastic limiting structure enables the pin shaft part to have the telescopic resilience and the retractility.

Preferably, the fastener casing is an integrally formed structure, the fastener body is provided with a springing space, the springing space is internally provided with a springing limit driving lever, the rear end of the springing limit driving lever is connected with the fastener body integrally, the front end of the springing limit driving lever extends to the springing space, the springing limit driving lever is formed by the springing limit supporting lever and has a touch return performance, the end part of the rear end of the fastener body can be embedded into the structural cavity, and the springing limit driving lever is rapidly returned after being touched, so that the fastener body and the fastener casing are connected into a whole in a limiting way.

Preferably, more than one bulge is arranged on the outer side of the fastener body, an inner positioning groove matched with the bulge is arranged on the side wall of the structural cavity, and the bulge is embedded into the inner positioning groove to establish a limiting structure between the fastener body and the structural cavity.

Preferably, the pin shaft part is a cylindrical pin shaft, and a guide inclined plane or a guide arc-shaped surface is arranged at the head end part of the cylindrical pin shaft, so that the pin shaft part can be directly embedded into the shaft hole under the action of external force.

Preferably, the shaft sleeve device mainly comprises a shaft sleeve body and a base clamping unit integrally connected with the shaft sleeve body, wherein:

a shaft connection part is arranged at the front end part of the shaft sleeve body, and the shaft hole for shaft connection is arranged on the shaft connection part along the thickness direction of the shaft connection part;

the base joint unit mainly by the base and connect joint portion on the base constitutes, joint portion includes the connecting rod the integrative a plurality of joint heads that set up of distal end tip of connecting rod.

Preferably, be equipped with on upper frame and lower frame with the joint structure groove of base joint unit looks adaptation, the joint structure groove is including being used for supporting the base spacing groove of base, and corresponding to the screens of joint communicates through the through-hole between screens and base spacing groove, will the joint penetration through-hole is until the base spacing groove is spacing to the base and is carried out spacingly and support, this moment, the joint with detachable B fastening trip is connected the screens.

Preferably, the coupling sides of the sub door and the main door are coupled to two sides of the door frame of the cabinet body respectively through the door-mounting shaft sleeve structure.

Preferably, multi-functional fastener A is for hiding the setting, makes the round pin axial region hides in the coupling side or switching side, and encircles the round pin axial region and be equipped with the coupling space circumferentially, the coupling space intercommunication transversely runs through the coupling breach of coupling side, the shaft hole is connected with round pin axial region coupling through the coupling breach.

The utility model discloses the beneficial effect who realizes does:

one of the two, the utility model discloses a sub-door is connected with cabinet door frame through the dress door axle construction that comprises multi-functional fastener A and axle sleeve device, wherein, multi-functional fastener A sets up the round pin axial region that has flexible resilience in its front end tip, simultaneously, multi-functional fastener A is equipped with spacing driving lever in its side position, and passes through the indentation nature of round pin axial region can be controlled to spacing driving lever, through spacing driving lever can be detained round pin axial region in the axle hole or with axle hole alternate segregation.

Its two, the coupling side position of multi-functional fastener A and cabinet door is connected with removable mode A, and axle sleeve device establishes the one side at cabinet body door frame with removable mode B equally, and wherein, removable mode A, removable mode B are the joint and connect, have the simple characteristics of dismouting, improve assembly efficiency.

Finally, the utility model discloses a set up aforementioned dress door axle construction locking sub-door, therefore, when access smallclothes object, only need open female door and can reach the purpose, and when depositing the major possession object, then can be through establishing the spacing driving lever at cabinet door medial surface, make round pin axial region and shaft hole break away from each other, and then reach the purpose of opening the sub-door, at this moment, make the sub-door, the whole opening of female door, be convenient for access major possession object, and when closing the sub-door, round pin axial region card goes into in the shaft hole and is connected sub-door and cabinet body fastening, the safety in utilization is high.

The utility model discloses an shared outside space of primary and secondary door structure is less, can furthest save space when female door is opened to simple structure, reliable, convenient operation.

Drawings

Fig. 1 is a schematic perspective view of a multifunctional fastener a.

Fig. 2 is an exploded view of the multifunctional fastener a.

Fig. 3 is a schematic perspective view of the fastener housing.

Fig. 4 is a schematic view of a bushing arrangement provided at the side of the cabinet door frame where the shaft is connected.

Fig. 5 is a schematic view of the multifunctional fastener a and the multifunctional fastener B respectively disposed on the hinge side and the opening/closing side of the cabinet door.

Fig. 6 is a schematic side view of a door-mounted shaft sleeve structure arranged on a cabinet door.

Fig. 7 is a side view enlarged structure schematic diagram of a door-mounting shaft sleeve structure arranged on the cabinet door.

Fig. 8 is a schematic structural view of a door-mounting shaft sleeve structure arranged on a cabinet door.

Fig. 9 is a perspective view of a door-mounted boss structure.

Fig. 10 is a schematic view of the shaft coupling of the door-mounted boss structure.

Fig. 11 is an enlarged structural view of the bushing device.

Fig. 12 is a schematic top view of the bushing arrangement.

Fig. 13 is a perspective view of the bushing device.

Fig. 14 is a schematic view of a door cabinet with a mother-son door.

Figure 15 is a schematic view of a sub-door on a door cabinet.

Fig. 16 is a schematic view of a multi-functional fastener a for connecting a sub-door to a doorframe.

Fig. 17 is a schematic view of a bushing arrangement for a sub-door to a door frame.

Fig. 18 is a perspective view of the multifunctional fastener B.

Fig. 19 is a schematic structural view of the box device.

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.

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the description and the drawings of the present application, unless explicitly defined otherwise, the terms "first," "second," or "third," etc. are used to distinguish between different objects and are not used to describe a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, to the extent that directional terms such as "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise" and the like are used, the positional or orientational relationships illustrated in the drawings are based on the positional and orientational relationships illustrated in the drawings and are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention in any way.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings of the present application, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Please refer to fig. 1-19. This application at first provides a multi-functional fastener 5, and this multi-functional fastener 5 can be applied to the special-shaped cabinet body monomer and carry out the coupling joint or the lock joint with the cabinet door, also can be used to the coupling joint of the cabinet body and cabinet door in the current cabinet door. The multifunctional fastener 5 is realized by the following embodiments:

the multifunctional fastener 5 comprises a fastener body 5A and a fastener housing 5B for mounting the fastener body, a structural cavity 50 for accommodating and mounting the fastener body is arranged in the fastener housing 5B, and the rear end of the fastener body 5A is connected with the fastener housing 5A through a tubular elastic body (not shown) by an elastic limiting structure.

Secondly, the multifunctional fastener 5 is provided with a pin shaft part 57 or a locking part 71 at the front end part of the fastener body 5A; the structural cavity 50 is communicated with one end part of the fastener shell, meanwhile, a limiting through hole 53 communicated with the structural cavity is arranged on the side surface of the fastener shell, and meanwhile, a limiting driving lever 58 matched with the limiting through hole 53 is arranged on one side of the fastener body 5A.

Thirdly, after the fastener body 5A is accommodated in the structural cavity 50, the limiting shift lever 58 extends out of the limiting through hole 53, and the elastic limiting structure is formed between the limiting shift lever and the limiting through hole under the action of the tubular elastic body, so that the pin shaft part 57 or the lock catch part 71 has the telescopic resilience, and the retractility of the pin shaft part 57 or the lock catch part 71 can be controlled by the limiting shift lever 58.

Specifically, in the embodiment, the fastener housing 5B may be a split structure, that is, the fastener body is disposed in the fastener housing through the split structure, which is known to those skilled in the art. However, in the present application, the fastener housing 5B is an integral structure in the specific embodiment, that is, the fastener body 5A is directly fastened into the fastener housing 5B under the action of external force, and the specific embodiment is as follows:

the fastener shell 5B is of an integrally formed structure, and meanwhile, the limiting driving lever 58 is an elastic limiting driving lever with touch return performance, so that the rear end of the fastener body 5A can be embedded into a structural cavity, and the elastic limiting driving lever is quickly restored after being touched, so that the fastener body 5A and the fastener shell 5B are connected into a whole in a limiting mode. Specifically, the elastic limit deflector rod is realized in the following mode:

the fastener comprises a fastener body 5A and is characterized in that a springing space distributed along the axial direction of the fastener body is arranged on the fastener body 5A, a springing support rod is arranged in the springing space, the rear end of the springing support rod is integrally connected with the fastener body, the front end of the springing support rod extends to the springing space, and a springing limiting deflector rod protruding out of the side face of the fastener body is arranged on the front end of the springing support rod. Of course, the elastic restoring space can penetrate or be communicated with the two side surfaces of the fastener body.

In addition, for the convenience of implementation, a connecting shaft matched with the inner diameter of the tubular elastic body is arranged at the rear end part of the fastener body.

Specifically, the pin shaft portion 57 is a cylindrical pin shaft, and a guide inclined surface 59 or a guide arc-shaped surface is provided at a head end portion of the cylindrical pin shaft. The head end of the locking part 71 is conical 72 or hemispherical.

For the sake of the overall aesthetic property and the stability of the connection between the multifunctional fastener and the cabinet door, the fastener housing 5B has at least one side plane 54, and the limiting through hole 53 is formed on the side plane 54, so that the limiting through hole is flush with the surface of the door sub-plate after being embedded in the installation groove of the door plate.

In order to connect the multifunctional fastener with the cabinet door, a plurality of side fastening positions 52 for clamping connection are respectively arranged on two sides of the width direction of the side plane, for example, the side fastening position 52 arranged on one side is composed of a first side fastening position 521, a second side fastening position 522 and a third side fastening position 523 from the front end to the rear end of the fastener shell 5B; the side buckle 52 on the other side is composed of a first side buckle 524, a second side buckle 525, and a third side buckle 526. Or besides the side buckling positions 52, a plurality of outer positioning grooves 55 are respectively arranged on the two sides of the width direction of the side plane. The first side buckling position or/and the second side buckling position on the side can be assembled with the second side buckling position or/and the first side buckling position on the other side to form a front gear side buckling position, and the second side buckling position or/and the third side buckling position on the side can be assembled with the third side buckling position or/and the second side buckling position on the other side to form a rear gear side buckling position.

In order to facilitate the assembly connection between the fastener body and the fastener shell and the connection stability, a protrusion 501 and a protrusion 502 are arranged on the outer side of the fastener body 5A, an inner positioning groove 503 and an inner positioning groove 504 matched with the protrusions are arranged on the side wall of the structural cavity 50, and the protrusions are embedded into the inner positioning grooves to establish a limiting structure between the fastener body and the structural cavity.

As mentioned above, the multifunctional fastener 5 of the present application can be used as a door shaft (also referred to as a door shaft) or a lock of a door cabinet, and the two uses are distinguished in that: this multi-functional fastener 5 is in the front end tip of fastener body can be equipped with shank 57 and use as the door-mounted axle, also can set up hasp portion 71 and use as the knocker, for distinguishing hereinafter this multi-functional fastener is called multi-functional fastener 7, specifically as follows:

1. when the multifunctional fastener 5 is used as a door installing shaft, the multifunctional fastener 5 is provided with a pin shaft part 57 with telescopic resilience at the front end part of the multifunctional fastener 5, the pin shaft part 57 is a cylindrical pin shaft, and the head end part of the cylindrical pin shaft is provided with a guide inclined plane 59 or a guide arc-shaped surface. Specifically, the multifunctional fastener 5 includes a fastener body 5A and a fastener housing 5B, wherein:

(1) A structural cavity 50 for accommodating and mounting the fastener body is arranged in the fastener shell 5B, the structural cavity 50 is communicated with one end part of the fastener shell 5B, and meanwhile, a limiting through hole 53 communicated with the structural cavity is arranged on the side surface of the fastener shell 5B;

(2) The front end part of the fastener body 5A is provided with the pin shaft part 57, the pin shaft part 57 is a cylindrical pin shaft, and meanwhile, one side of the fastener body 5A is provided with a limiting shifting lever 58 matched with the limiting through hole 53. In a preferred embodiment, a guide slope 59 or a guide arc-shaped surface is provided at the head end of the cylindrical pin shaft, so that the pin shaft portion 57 can be directly inserted into the shaft hole by an external force.

After the fastener body 5A is accommodated in the structural cavity 50, the limiting shift lever 58 extends out of the limiting through hole 53, and an elastic limiting structure is formed between the limiting shift lever and the limiting through hole under the action of the tubular elastic body, so that the pin shaft part 57 has the telescopic resilience and the retractility through the elastic limiting structure.

2. When the multifunctional fastener 7 is used as a buckle, a buckle portion 71 having a telescopic resilience is provided at the front end of the multifunctional fastener 7, and a guide arc surface 72 is provided circumferentially at the head end of the buckle portion 71. The head end of the locking part can be a conical curved surface or a hemispherical curved surface. Specifically, the multifunctional fastener 7 includes a fastener body 5A and a fastener housing 5B, wherein:

(1) A structural cavity 50 for accommodating and mounting the fastener body is arranged in the fastener shell 5B, the structural cavity 50 is communicated with one end part of the fastener shell 5B, and meanwhile, a limiting through hole 53 communicated with the structural cavity is arranged on the side surface of the fastener shell 5B;

(2) The front end of the fastener body 5A is provided with the locking part 71, and the head end of the locking part may be a conical curved surface or a hemispherical curved surface. Meanwhile, a limiting deflector rod 58 matched with the limiting through hole is arranged on one side of the fastener body 5A;

after the fastener body 5A is accommodated in the structural cavity 50, the limiting shift lever 58 extends out of the limiting through hole 53, and an elastic limiting structure is formed between the limiting shift lever and the limiting through hole under the action of the tubular elastomer, so that the locking part 71 has the telescopic resilience by the elastic limiting structure.

The limiting shifting rod 58 can control the retractility of the locking part 71, and the locking part and the female buckle device can be separated from each other through the limiting shifting rod on some occasions.

It can be seen that the multifunctional clip 7 used as a clip has the same structure as the multifunctional clip 5 used as a door mounting shaft, except that the clip body 5A has a different member (a pin portion or a locking portion) at the distal end thereof. Therefore, for convenience of description, the present application defines the multifunctional fastener 5 used as a door-mounting shaft as the multifunctional fastener a, and defines the multifunctional fastener 7 used as a lock catch as the multifunctional fastener B.

On the embodiment basis of this multi-functional fastener of application, further provide a door cabinet with novel dress door axle sleeve structure 200's embodiment, specifically as follows:

door cabinet is with novel dress door axle sleeve structure 200, including the cabinet body to and through dress door axle/axle sleeve subassembly coupling at cabinet door 2 of one side of the cabinet body (the coupling side of cabinet door 2 is connected in one side of the cabinet body through dress door axle structure 200), its structural feature is as follows: dress door axle construction 200 is dress door axle sleeve/axle sleeve subassembly, and it includes multi-functional fastener 5 (multi-functional fastener A), axle sleeve device 6, wherein:

(1) The multifunctional fastener 5 is provided with a pin shaft part 57 with telescopic resilience at the front end part thereof, the multifunctional fastener 5 is provided with a limit deflector rod 58 at the side position thereof, the retractility of the pin shaft part 57 can be controlled through the limit deflector rod 58, and the pin shaft part 57 and the shaft hole 604 can be separated from each other through the limit deflector rod 58.

(2) Along the axis direction of cabinet door 2 coupling side the coupling side position is equipped with more than two multi-functional fasteners 5 with detachable mode A, all the pintle portion 57 all is located same axis.

(3) The door assembling device comprises a cabinet body door frame, and is characterized in that a shaft sleeve device 6 corresponding to a multifunctional fastener A is arranged on one side of the cabinet body door frame in a detachable mode B, a shaft hole 604 matched with a pin shaft portion is arranged at the end portion of the front end of the shaft sleeve device 6, all the shaft holes 604 and the pin shaft portion 57 are located on the same axis (namely, arranged coaxially), the pin shaft portion 57 is embedded into the shaft hole 604 to integrally connect a cabinet door and a cabinet body in a shaft connection mode, and therefore the door assembling shaft sleeve structure 200 is formed.

Specifically, two doors are disposed on the door frame of the door cabinet, wherein one door is provided with a plurality of multifunctional fasteners 5, such as multifunctional fastener 510, multifunctional fastener 520, and multifunctional fastener 530, along the axis line at the side of the axis connection. Similarly, the other cabinet door is provided with a plurality of multifunctional fasteners 5, such as multifunctional fasteners 540, multifunctional fasteners 550 and multifunctional fasteners 560, along the axial line at the axial connection side. All of the above-mentioned multi-functional fasteners have been described in detail in the above-mentioned embodiments of multi-functional fasteners, and will not be described herein again.

Specifically, the specific implementation of the detachable mode a is as follows: this can dismantle mode A is connected for the joint, includes:

(1) Along the width direction of the limiting through hole 53, a plurality of side buckling positions 52 for clamping connection are respectively arranged on two sides of the fastener shell 5B. Specifically, the fastener housing has at least one side plane 54, the limiting through hole 53 is formed in the side plane 54, and meanwhile, the side fastening position 52 on one side is composed of a first side fastening position 521, a second side fastening position 522 and a third side fastening position 523 from the front end to the rear end of the fastener housing on both sides of the side plane 54 in the width direction, and the side fastening position 52 on the other side is composed of a first side fastening position 524, a second side fastening position 525 and a third side fastening position 526.

(2) And simultaneously, the inboard position of cabinet door coupling side sets up along the axis direction and holds and install the mounting groove of multi-functional fastener the notch width both sides of mounting groove be equipped with respectively with the side discount of side discount phase adaptation, will behind the multi-functional fastener A embedding mounting groove, the side discount is detained the position and is as an organic whole with multi-functional fastener A and cabinet door fastening connection with the joint side of connecting.

Corresponding to the multifunctional fastener 5 on the cabinet door, the shaft sleeve device 6, specifically, the shaft sleeve device 61, the shaft sleeve device 62 and the shaft sleeve device 63, are arranged along the axial line at one side (i.e. the shaft connecting side) of the cabinet body door frame, and similarly, the shaft sleeve device 6, specifically, the shaft sleeve device 64, the shaft sleeve device 65 and the shaft sleeve device 66, are arranged along the axial line at the other side (i.e. the shaft connecting side).

The structural features of the bushing arrangement 6 and its bushing mounting structure 300 (detachable mode B) with the door frame are explained as follows:

firstly, the shaft sleeve device 6 has the structural characteristics that: the shaft sleeve device 6 mainly comprises a shaft sleeve body 601 and a base clamping unit 602 integrally connected with the shaft sleeve body, wherein:

(1) A coupling portion 603 is provided at a front end portion of the sleeve body 601, and the shaft hole 604 for coupling is provided in the coupling portion 603 along a thickness direction of the coupling portion.

(2) The base clamping unit 602 mainly comprises a base 605 and a clamping portion 606 connected to the base, wherein the clamping portion 606 comprises a connecting rod, and a plurality of clamping connectors are integrally arranged at the distal end of the connecting rod.

Wherein, the implementation mode of joint is: the clamping portion 606 is composed of a first clamping head 606A and a second clamping head 606B, the first clamping head 606A and the second clamping head 606B are arranged on two sides of the distal end portion in a back-to-back mode along the axial lead direction of the shaft hole, and the first clamping head 606A and the second clamping head 606B can be distributed in a staggered mode or in an aligned mode.

Preferably, the outer side of the base 605 is flush with the plane of the door frame of the cabinet.

Secondly, the shaft sleeve mounting structure 300 between the shaft sleeve device 6 and the door frame is as follows:

be equipped with in one side of cabinet body door frame with the joint structure groove (not shown in the figure, skilled person is familiar with and grasps) of base joint unit 602 looks adaptation, joint structure groove is including being used for supporting the base spacing groove of base, and corresponding to the screens of joint head communicate through the through-hole between screens and base spacing groove.

Will joint head injection through-hole is up to the base spacing groove is spacing to the base and is carried on spacingly and support, at this moment, the joint head is connected with detachable mode B fastening trip the screens to form the axle sleeve mounting structure between the axle sleeve device of this application and the door frame.

In addition, in a specific embodiment, the multifunctional fastener 5 may be connected to the coupling side in an exposed manner, such that the pin shaft protrudes from the upper end side or/and the lower end side of the cabinet door, but for the sake of the aesthetic property and the safety of the cabinet door, the cabinet door is prevented from being detached maliciously by a person during the use process, therefore, the multifunctional fastener 5 is preferably in a hidden manner, i.e., a concealed manner, such that the pin shaft is hidden inside the coupling side, and a coupling space is circumferentially arranged around the pin shaft, the coupling space is provided with a coupling notch 29 transversely penetrating through the coupling side and communicating with the coupling space, the shaft hole 604 is coupled to the pin shaft 57 through the coupling notch 29, and specifically, the shaft sleeve body is coupled to the pin shaft through the coupling notch, such that the shaft hole is coupled to the pin shaft located in the coupling space.

On the basis of the implementation mode of the novel door installing shaft sleeve structure 200 for the door cabinet, the door cabinet is provided and comprises a cabinet body and a cabinet door, wherein the cabinet door is connected into a whole by the novel door installing shaft sleeve structure 200 for the door cabinet.

On the basis of the above embodiment of the novel door-mounting shaft sleeve structure 200 for the door cabinet, a door cabinet 1B provided with a primary and secondary door is further provided, which includes a cabinet body and a cabinet door 2 coupled to one side of the door frame of the cabinet body, wherein the cabinet door 2 is composed of a secondary door 31 and a primary door 32, one side of the secondary door 31 and one side of the primary door 32 are respectively coupled to two sides of the door frame 11 of the cabinet body as a coupling side, and the other side of the secondary door 31 and the other side of the primary door 32 are respectively coupled to an opening and closing side, and are oppositely spliced and connected to form a whole at the middle position of the door frame in a two-door closing state, wherein:

(1) The opening and closing side of the sub-door is connected with the door frame through a door installing shaft sleeve structure, and the door installing shaft sleeve structure comprises a multifunctional fastener 5 and a shaft sleeve device 6.

Along the axial direction of the opening and closing side of the sub-door 31, a multifunctional fastener 5 is detachably arranged at the position of the opening and closing side close to the upper frame or/and the lower frame of the door frame, and the fastener is composed of a multifunctional fastener 594 and a multifunctional fastener 595. The multifunctional fasteners are provided with pin shaft parts with telescopic resilience at the front end parts, and are also provided with limit deflector rods at the side positions, and the retractility of the pin shaft parts can be controlled through the limit deflector rods.

Meanwhile, the upper frame or/and the lower frame of the door frame 11 are/is provided with a shaft sleeve device 67 and a shaft sleeve device 68 which are matched with the multifunctional fastener 594 and the multifunctional fastener 595 in a detachable mode B, the end part of the front end of the shaft sleeve device is provided with a shaft hole 604 matched with the pin shaft part, and the pin shaft part 57 is embedded into the shaft hole through the limiting deflector rod so as to connect the sub-door with the cabinet body in a shaft coupling mode or separate the pin shaft part from the shaft hole.

In addition, both the sub door and the main door can be coupled to the door frame 11 by using the door-mounting shaft sleeve structure described in the present application, for example, the sub door can be coupled by providing the multifunctional fasteners 591, 592 and 593, and the corresponding shaft sleeve devices 64, 65 and 66.

As the name implies, the shaft sleeve device 6 can be used as a door-mounting shaft/shaft sleeve assembly, i.e. the shaft hole can be used for coupling and can be connected with the door frame by the shaft sleeve mounting structure in a detachable mode B fastening hook, but the shaft hole of the shaft sleeve device 6 can also be used for fastening, i.e.: the cabinet door 2 is fastened and hooked with the door frame in a detachable way B through the shaft sleeve mounting structure 300, and then the shaft hole 604 is matched with the locking part 71 of the multifunctional fastener 7 (called as multifunctional fastener B) arranged at the opening and closing side of the cabinet door, so as to achieve the purpose of opening and closing the cabinet door.

Because there are multiple situations when the cabinet door is used to the cabinet door cabinet, if set up two cabinet doors or single cabinet door to the cabinet case, and to two cabinet doors, single cabinet door, its multi-functional fastener 7 has the difference in the connected mode of switching side. Therefore, the present application further provides a connection structure (latch connection structure) between the multifunctional fastener 7 and the opening/closing side of the cabinet door when the multifunctional fastener is used as a latch based on the foregoing embodiments.

The hasp connection structure of door cabinet, including the cabinet body and at least one cabinet door, one side coupling of cabinet door is at a side of cabinet body door frame, and the opposite side is opened, is closed through the hasp and the cabinet body as the switching side and is connected, and its structural feature is as follows:

(1) At least the upper end side or/and the lower end side of the cabinet door 2 is provided with a multifunctional fastener 7 in a detachable mode C. Of course, the multifunctional fastener 7 is the same as the above, the front end of the multifunctional fastener is provided with a locking part 71 with telescopic resilience, and the head end of the locking part is circumferentially provided with a guiding arc-shaped surface 72, which can be a conical surface or a hemispherical surface. The multi-functional fastener 7 refers to the above-mentioned embodiment of the multi-functional fastener 5, and will not be described herein.

(2) The door frame of the cabinet body is provided with a female buckle device corresponding to the buckle part 71, the buckle part 71 is buckled with the female buckle device to connect the cabinet door and the cabinet body in a closed manner, or under the action of external force, the buckle part 71 is disconnected with the female buckle device to connect the cabinet door and the cabinet body in an opening and closing manner, so that the buckle connection structure is formed.

In a specific embodiment, the latch connection structure (detachable mode C) between the cabinet door of the door cabinet and the multifunctional fastener 7 is implemented as follows:

hasp connection structure (can dismantle mode C) is two grades of joint connections, includes:

(1) Specifically, the inner side position of the opening and closing side is provided with a mounting groove for accommodating and mounting the multifunctional fastener along the axis direction, but at least two levels of side fasteners consisting of a front-level side fastener and a rear-level side fastener are respectively arranged on the two sides of the notch width of the mounting groove along the longitudinal direction of the mounting groove at the upper end side or/and the lower end side of the opening and closing side.

(2) Along the width direction of the limiting through hole 53 of the multifunctional fastener 7, a plurality of side buckling positions respectively matched with the front gear side buckling head and the rear gear side buckling head are arranged on two sides of the fastener shell 5B. After embedding multifunctional fastener 7 into the mounting groove, the side buckle head is connected with the side buckle position with the joint and is connected multifunctional fastener 7 and cabinet door fastening as an organic whole.

Specifically, the two-gear snap connection is implemented as follows:

the fastener shell 5B has a side plane 54, the side plane 54 is provided with the limiting through hole 53, and meanwhile, the side buckling position 52 on one side is composed of a first side buckling position 521, a second side buckling position 522 and a third side buckling position 523 from the front end to the rear end of the fastener shell on two sides of the width direction of the side plane 53, and the side buckling position 52 on the other side is composed of a first side buckling position 524, a second side buckling position 525 and a third side buckling position 526.

When in use, the first side buckling position 521 on the side and the second side buckling position 525 on the other side are assembled to form a front gear side buckling position, and the second side buckling position 522 on the side and the third side buckling position 526 on the other side are assembled to form a rear gear side buckling position; the front gear side buckling position and the rear gear side buckling position are respectively matched with the front gear side buckling head and the rear gear side buckling head.

Specifically, in some embodiments, the cabinet body is provided with two or more cabinet doors at the door frame, such as two cabinet doors, and the two cabinet doors may be symmetrically and axially connected to two sides of the door frame, or asymmetrically and axially connected to two sides of the door frame (i.e. a primary and secondary door or a large and small door). The upper end side and the lower end side of each cabinet door are respectively connected with the multifunctional fastener 7 through the rear baffle side fastening positions in a clamping mode. Meanwhile, the female buckle devices corresponding to the lock catch parts are arranged on the upper doorframe and the lower doorframe of the doorframe.

Specifically, the box device 8 is implemented by:

the female snap device 8, such as the female snap device 81, the female snap device 82, the female snap device 83 and the female snap device 84, includes a buckle plate, and a female snap groove 80 adapted to the head end of the buckle part is formed on the side of the buckle plate facing the buckle part. The lock catch part 71 is buckled into the female buckle groove 80 to connect the cabinet door and the cabinet body in a closed manner, or under the action of external force, the lock catch part 71 is separated from the female buckle groove to connect the cabinet door and the cabinet body in an open-close manner.

Specifically, in other embodiments, the cabinet body is provided with only one cabinet door at the door frame, the front-stop side buckling positions are respectively connected with the multifunctional fasteners 7 at the upper end side and the lower end side of the cabinet door 2, or at the upper end side and the lower end side and at the middle position between the two end sides, and the multifunctional fasteners 7 are preferably coaxially arranged along the opening and closing side.

For a single-leaf cabinet door, the female buckle device is implemented in the following mode: the female fastening device adopts a shaft sleeve device 6, the shaft sleeve device 6 is provided with a shaft hole 604 for fastening, and the shaft sleeve device 604 corresponding to the locking part 71 is arranged on the door frame on one side of the door frame in the detachable mode B.

The lock catch 71 is buckled into the shaft hole 604 to connect the cabinet door and the cabinet body in a closed manner, or under the action of external force, the lock catch 71 is separated from the shaft hole 604 to connect the cabinet door and the cabinet body in an open-close manner.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a door cabinet with primary and secondary door, includes the cabinet body and the cabinet door of coupling in door frame one side of the cabinet body, the cabinet door comprises sub-door and mother door, its characterized in that:

one side of the sub-door is respectively used as an opening and closing side to be connected with a door frame through a door installing shaft sleeve structure, the door installing shaft sleeve structure comprises a multifunctional fastener A and a shaft sleeve device, wherein the multifunctional fastener A is coaxially and concentrically arranged at the opening and closing side close to the upper frame or/and the lower frame of the door frame in a detachable mode A, and meanwhile, the upper frame or/and the lower frame are correspondingly provided with the shaft sleeve devices matched with the multifunctional fastener A in a detachable mode B;

the multifunctional fastener A is provided with a pin shaft part with telescopic resilience at the front end part thereof, and is also provided with a limiting deflector rod at the side position thereof, and the retractility of the pin shaft part can be controlled through the limiting deflector rod; the front end part of the shaft sleeve device is provided with a shaft hole matched with the pin shaft part, the pin shaft part can be buckled into the shaft hole through the limiting deflector rod to connect the sub-door with the cabinet body in a shaft connection mode, or the pin shaft part and the shaft hole can be separated from each other through the limiting deflector rod.

2. The door cabinet with primary and secondary doors according to claim 1, wherein: the positions of the opening and closing side, which are close to the upper frame and the lower frame of the door frame, are provided with the multifunctional fasteners A, and the pin shaft parts of the multifunctional fasteners A are positioned on the same axis.

3. The door cabinet provided with child-mother doors according to claim 1 or 2, wherein: the multifunctional fastener A comprises a fastener body and a fastener shell, wherein a structural cavity for accommodating and mounting the fastener body is arranged in the fastener shell, the structural cavity is communicated with one end part of the fastener shell, and meanwhile, a limiting through hole communicated with the structural cavity is arranged on the side surface of the fastener shell;

the pin shaft part is arranged at the front end part of the fastener body, and meanwhile, a limiting deflector rod matched with the limiting through hole is arranged on one side of the fastener body;

after the fastener body accommodating structure is arranged in the cavity, the limiting deflector rod extends out of the limiting through hole, an elastic limiting structure is formed between the limiting deflector rod and the limiting through hole under the action of the tubular elastomer, and the elastic limiting structure enables the pin shaft part to have the telescopic resilience and the retractility.

4. The door cabinet with composite door according to claim 3, wherein: the fastener shell is of an integrally formed structure, the fastener body is provided with an elastic space, the elastic space is internally provided with an elastic limiting driving lever, the rear end of the elastic limiting driving lever is connected with the fastener body integrally, the front end of the elastic supporting lever extends to the elastic space, the elastic supporting lever enables the limiting driving lever to form an elastic limiting driving lever with touch return performance, the rear end of the fastener body can be embedded into the structural cavity, and the elastic limiting driving lever can be quickly restored after being touched, so that the fastener body and the fastener shell are connected into a whole in a limiting mode.

5. The door cabinet with primary and secondary doors according to claim 4, wherein: more than one bulge is arranged on the outer side of the fastener body, an inner positioning groove matched with the bulge is arranged on the side wall of the structural cavity, and the bulge is embedded into the inner positioning groove to establish a limiting structure between the fastener body and the structural cavity.

6. A door cabinet with composite door according to claim 3, wherein: the pin shaft part is a cylindrical pin shaft, and a guide inclined plane or a guide arc-shaped surface is arranged at the head end part of the cylindrical pin shaft, so that the pin shaft part can be directly embedded into the shaft hole under the action of external force.

7. The door cabinet with primary and secondary doors according to claim 2, wherein: the shaft sleeve device mainly comprises a shaft sleeve body and an integrally connected base clamping unit of the shaft sleeve body, wherein:

a shaft connection part is arranged at the front end part of the shaft sleeve body, and the shaft hole for shaft connection is arranged on the shaft connection part along the thickness direction of the shaft connection part;

the base joint unit mainly by the base and connect joint portion on the base constitutes, joint portion includes the connecting rod the integrative a plurality of joint heads that set up of distal end tip of connecting rod.

8. The door cabinet with primary and secondary doors according to claim 7, wherein: be equipped with on upper frame and lower frame with the joint structure groove of base joint unit looks adaptation, joint structure groove is including being used for supporting the base spacing groove of base, and corresponding to the screens of joint communicates through the through-hole between screens and base spacing groove, will the joint penetrates the through-hole until the base spacing groove is spacing to the base and is carried out spacingly and support, at this moment, the joint with can dismantle mode B fastening trip connects the screens.

9. The door cabinet with composite door according to any one of claims 1-2 and 4-7, wherein: the coupling sides of the sub door and the main door are respectively coupled to two sides of the door frame of the cabinet body through the door mounting shaft sleeve structure.

10. The door cabinet with composite door as claimed in claim 9, wherein: multifunctional fastener A is for hiding the setting, makes the round pin axle part is hidden in the coupling side or switching side, and encircles round pin axle part and be equipped with the coupling space circumferentially, the coupling space intercommunication transversely runs through the coupling breach of coupling side, the shaft hole is connected with round pin axle part coupling through the coupling breach.

Images