CN218355169U - Multifunctional fastener - Google Patents

Abstract

The utility model relates to a multifunctional fastener, which comprises a fastener body and a fastener shell, wherein a structural cavity for accommodating and installing the fastener body is arranged in the fastener shell, the rear end part of the fastener body is connected with the fastener shell by an elastic limiting structure through a tubular elastomer, and the front end part of the fastener body is provided with a pin shaft part or a lock catch part; the structure cavity is communicated with one end part of the fastener shell, a limiting through hole communicated with the structure cavity is arranged on the side surface of the fastener shell, and a limiting driving lever 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, the elastic limiting structure is formed between the limiting deflector rod and the limiting through hole under the action of the tubular elastomer, the elastic limiting structure enables the pin shaft part or the lock catch part to have telescopic resilience, and the retractility of the pin shaft part or the lock catch part can be controlled through the limiting deflector rod.

Description

Multifunctional fastener

Technical Field

The utility model belongs to the door cabinet field, concretely relates to multifunctional fastener.

Background

In the prior art, in order to store articles conveniently and make rooms clean and spacious, people often select a storage cabinet (also called a door cabinet) to store articles. At present, with the development and progress of science and technology, the intelligent storage cabinet can be seen everywhere, and can be seen in markets, supermarkets, communities, bathrooms and even offices for temporarily storing articles, and the intelligent storage cabinet greatly facilitates the storage and the use of people in life and work.

The existing door cabinet (storage cabinet) hinges a cabinet door on one side of the cabinet body (the position of a hinged side frame between the cabinet body and the cabinet door) through a top door shaft assembly and a bottom door shaft assembly, so that the cabinet door can be opened and closed around a shaft. However, when the lower shaft located at the bottom of the door plate (namely the cabinet door) in the existing storage cabinet is inserted into the shaft hole located on the base of the storage cabinet, the door plate is rocked in the closing and opening process due to a certain gap between the lower shaft and the shaft hole, and if the lower shaft is tightly sleeved in the shaft hole, the door plate is closed and opened to generate large friction, so that the cabinet door is difficult to open. Simultaneously, current cabinet door and cabinet body hinge structure are to the higher cabinet door of length, because this cabinet door is keeping away from the position of top door-hinge subassembly, bottom door-hinge subassembly, belong to the weakest position of cabinet door such as the intermediate position of cabinet door, and this weak position will produce serious influence to the security and the stability of cabinet door.

For this reason, the utility model discloses a dress door shaft structure of locker, including the cabinet body, roof, the cabinet body comprises the door cabinet of a plurality of vertical range, the roof is established at each the top of door cabinet, its structural feature is each the roof is in the position that is close to roof top end face and a side, is provided with along the outside supporting part that extends of door cabinet opening direction, at each be provided with on the supporting part and link up perpendicularly along its thickness direction the dress door shaft hole of supporting part, all dress door shaft hole is coaxial center setting. And meanwhile, a limiting seat extending downwards along the axial lead direction of the door installing shaft hole is arranged at the bottom of the door installing shaft hole, a connecting hole is formed in the limiting seat, and the connecting hole and the door installing shaft hole are in the same inner diameter and are arranged coaxially. Spacing seat and supporting part, and dress door shaft hole and connecting hole are integrated into one piece, and the height of supporting part or the total height of supporting part and spacing seat all is less than the thickness of top plate.

In addition, utility model discloses a be CN 215859619U's utility model relates to a cabinet door hinge positioning structure and cabinet door hinge positioning device for door cabinet, wherein, a cabinet door hinge positioning structure for door cabinet is including setting up the location axle sleeve of the cabinet body one side of door cabinet, and set up location axle on the cabinet door be equipped with the holding on the location axle sleeve the shaft hole of location axle be equipped with the confession on the location axle sleeve the leading-in passageway that the location axle passes through, leading-in passageway is followed the radial direction in shaft hole sets up and communicates the radial opening in shaft hole for the location axle can be along leading-in and the coupling of leading-in passageway is in the shaft hole. The positioning shaft sleeve comprises a positioning shaft sleeve base, the positioning shaft sleeve base is of a hollow structure, so that the guide-in channel has an elastic function, the positioning shaft can be clamped into the guide-in channel and reaches the shaft hole, or/and the positioning shaft is provided with a guide-in section and a positioning section, so that the positioning shaft can be guided into the shaft hole along the guide-in channel and is in limited axial connection with the shaft hole.

However, in the conventional coupling manner of the cabinet body and the cabinet door, there are problems that it takes much time to assemble the cabinet door and it is not easy to operate. This application is to these problems, provides one kind in cabinet door assembling process how through fix a position the effectual solution that realizes the convenient assembly of cabinet door soon to the cabinet door. Specifically, the technical problem that this application will be solved lies in, how to obtain can regard as the coupling to use, also can regard as the multi-functional fastener that the fastener used to reach the dismouting of cabinet door convenient, quick positioning assembly.

SUMMERY OF THE UTILITY MODEL

For obtaining one kind and can regard as the coupling to use, also can regard as the multi-functional fastener that the fastener used, this multi-functional fastener is connected with the coupling side or the switching side of cabinet door in order can dismantling the mode, makes it have the characteristics that the dismouting is convenient, quick positioning assembly, the utility model discloses a following technical scheme realizes: multifunctional fastener, including fastener body, fastener casing be equipped with in the fastener casing and hold and install the structure cavity of fastener body, the rear end tip of fastener body is connected with elasticity limit structure through tubulose elastomer and fastener casing, its structural feature as follows:

the front end part of the fastener body is provided with a pin shaft part or a lock catch part; the structural cavity is communicated with one end part of the fastener shell, a limiting through hole communicated with the structural cavity is arranged on the side surface of the fastener shell, and a limiting driving lever 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, the elastic limiting structure is formed between the limiting deflector rod and the limiting through hole under the action of the tubular elastomer, the elastic limiting structure enables the pin shaft part or the lock catch part to have telescopic resilience, and the retractility of the pin shaft part or the lock catch part can be controlled through the limiting deflector rod.

Preferably, the fastener shell is of an integrally formed structure, and the limiting driving lever is an elastic limiting driving lever with touch return performance, so that the rear end of the fastener body can be embedded into the structural cavity, and the elastic limiting driving lever is quickly restored after being touched, so that the fastener body and the fastener shell are connected into a whole in a limiting manner.

Preferably, the fastener body is provided with a springing space, the springing space is internally provided with a springing support rod, 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 limit deflector rod protruding out of the side face of the fastener body is arranged on the front end of the springing support rod.

Preferably, the pin shaft part is a cylindrical pin shaft, and a guide inclined plane or a guide arc-shaped plane is arranged at the head end part of the cylindrical pin shaft; the head end part of the locking part is conical or hemispherical.

Preferably, the fastener housing has at least one side plane, and the limiting through hole is formed in the side plane.

Preferably, a plurality of side buckle positions for clamping connection are respectively arranged on two sides of the side plane in the width direction, or a plurality of outer positioning grooves are respectively arranged on two sides of the side plane in the width direction except the side buckle positions.

Preferably, the side buckling position of each side is composed of a first side buckling position, a second side buckling position and a third side buckling position from the front end to the rear end of the fastener shell, wherein the first side buckling position or/and the second side buckling position of the side can be assembled with the second side buckling position or/and the first side buckling position of the other side to form a front gear side buckling position, and the second side buckling position or/and the third side buckling position of the side can be assembled with the third side buckling position or/and the second side buckling position of the other side to form a rear gear side buckling position.

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

The utility model has the advantages of:

the multifunctional fastener comprises a fastener body and a fastener shell, wherein the fastener body is connected with the fastener shell in a structural cavity through a tubular elastomer by an elastic limiting structure, and the front end part of the fastener body is provided with a pin shaft part or a lock catch part; the limiting deflector rod arranged on the fastener body can control the retractility of the pin shaft part or the lock catch part, so that the pin shaft part or the lock catch part can be controlled to be separated from the upper shaft hole of the shaft coupling device.

When the multifunctional fastener is used as a shaft joint connection, the pin shaft part adopts a cylindrical pin shaft, and the head end part of the cylindrical pin shaft is provided with a guide inclined plane or a guide arc-shaped surface, so that the pin shaft part can be directly clamped into the shaft hole under the action of external force, and the multifunctional fastener is convenient to operate and consumes less time.

When the multifunctional fastener is used as the fastening connection, the head end part of the lock catch part is conical or hemispherical, so that the lock catch part can be directly clamped into the female buckle device under the action of external force, and the lock catch part can be separated from the female buckle device under the action of external force, so that the cabinet door is convenient to open and simple in structure.

Drawings

Fig. 1 is a schematic structural diagram of a cabinet single body with a special-shaped structure and a first door frame thereof.

Fig. 2 is a schematic structural diagram of a cabinet single body with a special-shaped structure and a second door frame thereof.

Fig. 3 is a schematic view showing that the widths of the top plate and the bottom plate are linearly gradually changed from the first end portion to the second end portion.

Fig. 4 is a schematic view of a decorative cover plate arranged on the top plate of the special-shaped structure cabinet.

Fig. 5 is a schematic structural diagram of a cabinet column with a special-shaped structure.

FIG. 6 is a schematic view of the bend stiffener shown in FIG. 4 taken along the line M-M.

Fig. 7 is a fan-shaped distribution structure diagram of the door cabinet with the special-shaped structure.

Fig. 8 is a schematic view of a single special-shaped cabinet body with two doors arranged at a first door frame.

Fig. 9 is a schematic view of a single special-shaped cabinet body with a single-leaf cabinet door arranged at a second door frame.

Fig. 10 is a schematic view of a bushing arrangement provided on the side of a cabinet door frame that is journaled.

Fig. 11 is a schematic view of a cabinet array with a special-shaped structure, in which two cabinet doors are disposed at a first door frame.

Fig. 12 is a schematic view of a cabinet column with a special-shaped structure and a single-leaf cabinet door arranged at a second door frame.

Fig. 13 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. 14 is a side view of a door-mounted boss structure provided on a cabinet door.

Fig. 15 is a side view of the door-mounted shaft sleeve structure arranged on the cabinet door.

Fig. 16 is a front view of a door-mounting boss structure provided on a cabinet door.

Fig. 17 is a perspective view of a door-mounted boss structure.

FIG. 18 is a schematic view of the pivot connection of the door mount bushing arrangement.

Fig. 19 is a perspective view of the multifunctional fastener a.

Fig. 20 is an exploded view of the multifunctional fastener a.

Fig. 21 is a perspective view of the fastener housing.

Fig. 22 is an enlarged structural view of the bushing device.

Fig. 23 is a schematic top view of the bushing arrangement.

Fig. 24 is a perspective view of the bushing arrangement.

Fig. 25 is a perspective view of the multifunctional fastener B.

Fig. 26 is a schematic structural view of the box device.

Fig. 27 is a schematic view of the bushing device separately installed on the shaft-connection side and the opening-closing side.

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.

Please refer to fig. 1-27. The application door cabinet, also known as locker, the cabinet monomer in current door cabinet field is the rule, square cabinet body, like the square cabinet body or the cuboid cabinet body, these cabinets bodies are listed in first curb plate, the second curb plate in both sides including the branch to and connect two respectively in opposite directions the roof, the bottom plate of curb plate the cabinet body, these cabinets bodies can only carry out the regular spread and become equally be the square door cabinet body or the cuboid door cabinet body. For some special occasions or requirements, the door cabinet bodies (formed by combining irregular cabinet columns) with irregular structures, namely irregular structures, are difficult to arrange according to the irregular space structures.

In order to solve the above problem, the present application firstly provides a single special-shaped structure cabinet 1, and this single special-shaped structure cabinet 1 is realized by the following embodiments: dysmorphism structure cabinet monomer 1 is the same with current cabinet body, all includes that the branch lists in first curb plate 11, the second curb plate 12 of both sides to and connect roof 13, the bottom plate 14 of both sides board respectively in opposite directions and form the cabinet body, and both sides form first door frame 15 (preceding door frame promptly) of cabinet case respectively around the cabinet body and in opposite directions in the second door frame 16 (back door frame promptly) of first door frame, but the structural feature of this application lies in: the top plate 13 and the bottom plate 14 respectively comprise a first end portion 17 (front end) and a second end portion 18 (rear end), the width 19 of the top plate 13 and the bottom plate 14 is gradually reduced from the first end portion 17 to the second end portion 18, so that the width of the first end portion 17 is larger than that of the second end portion 18, and the opening size of the first door frame 15 is larger than that of the second door frame 16, so that the special-shaped structure cabinet single body 1 is formed.

In a specific embodiment, the tapering may be implemented as follows:

first, the width 19 of the top plate 13 and the bottom plate 14 is linearly gradually changed (i.e. linearly changed along a straight line) from the first end portion 17 to the second end portion 18, which has the advantages that: the first door frame 15 and the second door frame 16 are symmetrical with respect to the same axis center.

In another, but in other embodiments, the width of the top plate and the bottom plate gradually changes from the first end to the second end in a curve manner, that is, the width changes in a nonlinear regular and symmetrical manner.

Thirdly, reinforcing ribs can be arranged on the side plates, such as the first side plate 11 and the second side plate 12, so as to enhance the strength and the bearing capacity of the side plates, but the implementation is not favorable for the tight connection between adjacent cabinet columns. Therefore, the present application is provided with a plurality of bending reinforcing structures 25 bending inward (i.e. toward the inner space of the cabinet) on the first side plate 11 and the second side plate 12 along the width direction of the side plates. This additional strengthening 25 that buckles plays the effect that improves curb plate intensity, improves the bearing capacity of curb plate, is equivalent to the technological effect who increases curb plate thickness.

In addition, in the specific embodiment, the single special-shaped structure cabinet 1 may be formed by splicing the first side plate 11, the second side plate 12, the top plate 13 and the bottom plate 14, but the preferred embodiment is that the cabinet body is formed by integrally connecting the first side plate, the second side plate, the top plate and the bottom plate, and forms a cabinet box of the single special-shaped structure cabinet 1.

On the basis of the special-shaped structure cabinet single bodies, a plurality of special-shaped structure cabinet single bodies 1 are sequentially distributed and arranged along the vertical direction of the side plates of the cabinet body to form the cabinet body with a special-shaped distribution structure. The special-shaped distribution structure comprises an arc distribution structure, a curve distribution structure, an annular distribution structure or a linear distribution structure.

Similarly, on the basis of the single special-shaped structure cabinet 1, the single special-shaped structure cabinet 1A, the single special-shaped structure cabinet 1B and the single special-shaped structure cabinet 1C are vertically stacked and connected to form the special-shaped structure cabinet array 100. For the special-shaped structure cabinet single body 1A positioned at the top of the special-shaped structure cabinet array body 100, a decorative cover plate 20 is arranged on the top plate of the special-shaped structure cabinet single body 1A.

Similarly, on the basis of the special-shaped cabinet array 100, a plurality of special-shaped cabinet arrays 100 are sequentially distributed and arranged along the side vertical direction of the special-shaped cabinet array to form a special-shaped door cabinet body, and the special-shaped structure comprises a fan-shaped distribution structure, an arc-shaped distribution structure, an annular distribution structure or a linear distribution structure. For example, the special-shaped structure door cabinet body 104 is formed by arranging the special-shaped structure cabinet single body 101, the special-shaped structure cabinet single body 102 and the special-shaped structure cabinet single body 103, and the special-shaped structure door cabinet body 104 is in a fan-shaped distribution structure.

This application can 16 in first door frame 15 or second door frame department, also can be simultaneously in a side frame hub connection of first door frame 15, 16 departments of second door frame have cabinet door 2, wherein, adopt panel and first curb plate, second curb plate and roof and bottom plate fixed connection to seal the door frame that does not set up the cabinet door.

Specifically, for the cabinet single body 1 with the special-shaped structure, the first door frame 15 is a cabinet door 2 composed of a cabinet door 2A and a cabinet door 2B. Meanwhile, a single-leaf cabinet door 2 is arranged at the second door frame 16.

Specifically, for the special-shaped cabinet array 100, a cabinet door 22 is arranged at the first door frame 15 of the special-shaped cabinet single body 1A, and a single-leaf cabinet door 26 is arranged at the second door frame 16; a cabinet door 23 is arranged at the first door frame 15 of the special-shaped structure cabinet single body 1B, and a single-leaf cabinet door 27 is arranged at the second door frame 16; a cabinet door 24 is arranged on the first door frame 15 of the special-shaped structure cabinet single body 1C, and a single-leaf cabinet door 28 is arranged on the second door frame 16.

To the needs that above-mentioned special-shaped structure cabinet monomer set up the cabinet door, this application further provides a multi-functional fastener, and this multi-functional fastener can be applied to special-shaped cabinet body monomer and cabinet door and carry out the coupling or the lock joint, also can be used to the coupling of the cabinet body and cabinet door in the current cabinet door. Specifically, the multifunctional fastener described in this application can be used as a door-mounting shaft (also called door shaft), and can also be used as a lock catch of a door cabinet, and the two uses are distinguished in that: the multifunctional fastener is characterized in that the front end part of the fastener body can be provided with a pin shaft part used as a door installing shaft, and can also be provided with a lock catch part 71 used as a door catch. For ease of explanation and distinction, the present application is described below as follows: when the multifunctional fastener is used as a door mounting shaft, it is named as multifunctional fastener 5 (i.e. multifunctional fastener a), and when it is used as a lock catch, it is named as multifunctional fastener 7 (i.e. multifunctional fastener B), and the details are as follows:

1. both the multi-functional fastener 5 and the multi-functional fastener 7 have the same structure as follows:

first, these multi-functional fasteners include fastener body 5A and fastener casing 5B for installing the fastener body, are equipped with the structure cavity 50 that holds and install the fastener body in fastener casing 5B, and the rear end tip of fastener body 5A is connected with fastener casing 5A through tubular elastomer (not shown in the figure) with elasticity limit structure.

Secondly, the multifunctional fasteners are provided with functional end parts at the front end parts of the fastener bodies 5A. The structural cavity 50 is communicated with one end of the fastener shell, a limiting through hole 53 communicated with the structural cavity is arranged on the side face of the fastener shell, and a limiting shifting rod 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 shifting rod 58 extends out of the limiting through hole 53, an elastic limiting structure is formed between the limiting through hole and the limiting through hole under the action of the tubular elastomer, the elastic limiting structure enables the functional end part to have telescopic resilience, and the retractility of the functional end part can be controlled through the limiting shifting rod 58.

Specifically, in the specific embodiment, the fastener housing 5B may adopt a split structure, that is, the fastener body is placed in the fastener housing by the split structure, and the embodiment is grasped by those skilled in the art. However, in the present application, in the specific embodiment, the fastener housing 5B is an integral structure, 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 an integrated structure, and the limiting shift lever 58 is a resilient limiting shift lever with touch return performance, so that the rear end of the fastener body 5A can be embedded into the structural cavity, and the resilient limiting shift lever is resiliently returned quickly after being touched, so that the fastener body 5A and the fastener shell 5B are connected into a whole in a limiting way. The specific implementation mode of the elastic limiting deflector rod is as follows:

the fastener body 5A is provided with a springing space distributed along the axial direction of the fastener body, the springing space is internally provided with a springing support rod of which the rear end is integrally connected with the fastener body and the front end extends to the springing space, and the front end of the springing support rod is provided with a springing limit deflector rod protruding out of the side surface of the fastener body. Of course, the elastic restoring space can penetrate or be communicated with the two side surfaces of the fastener body.

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.

In addition, for the integral 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 a 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 into 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 fastening position 52, a plurality of outer positioning grooves 55 are respectively arranged on the two sides of the width direction of the side plane. When in use, the first side buckling position or/and the second side buckling position of the side can be assembled with the second side buckling position or/and the first side buckling position of the other side to form a front gear side buckling position, and the second side buckling position or/and the third side buckling position of the side can be assembled with the third side buckling position or/and the second side buckling position of 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.

2. The structure difference between the multifunctional fastener 5 and the multifunctional fastener 7 is as follows:

the first multifunctional fastener is the multifunctional fastener 5 when used as a door mounting shaft, and the functional end part of the multifunctional fastener is a pin shaft part 57. Specifically, the multifunctional fastener 5 is provided with a pin shaft portion 57 having a telescopic resilience at a front end portion thereof, and the pin shaft portion 57 is a cylindrical pin shaft. Preferably, a guide slope 59 or a guide arc is provided at the head end of the cylindrical pin shaft, so that the pin shaft 57 can be directly inserted into the shaft hole by an external force.

When the multifunctional fastener is used as a lock catch, namely the multifunctional fastener 7, a lock catch part 71 with telescopic resilience is arranged at the front end part of the multifunctional fastener, and a guide arc-shaped surface 72 is arranged at the circumferential direction of the head end part of the lock catch part 71. Preferably, the head end portion of the locking portion may be a conical curved surface or a hemispherical curved surface.

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 (pin portion or locking portion) at the distal end thereof.

This application further provides an implementation of a novel dress door axle sleeve structure 200 for door cabinet on the implementation basis of multi-functional fastener, specifically as follows: the door cabinet is with novel dress door axle sleeve structure 200 includes the cabinet body to and through dress door axle/axle sleeve subassembly coupling at the 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 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 57 with a retractable resilience at the front end thereof, the multifunctional fastener 5 is provided with a limiting shift lever 58 at the side position thereof, the retractility of the pin shaft 57 can be controlled by the limiting shift lever 58, and the pin shaft 57 and the shaft hole 604 can be separated from each other by the limiting shift lever 58.

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

(3) The shaft sleeve device 6 corresponding to the multifunctional fastener A is detachably arranged on one side of the door frame of the cabinet body, the end part of the front end of the shaft sleeve device 6 is provided with a shaft hole 604 matched with the pin shaft part, all the shaft holes 604 and the pin shaft part 57 are positioned on the same axial line (namely, arranged coaxially), and the pin shaft part 57 is embedded into the shaft hole 604 to connect the cabinet door and the cabinet body into a whole in a shaft joint mode, so that the door installing shaft sleeve structure 200 is formed.

In a specific embodiment, two doors can be disposed on each of the first door frames of the door cabinets with special-shaped structures, wherein one door has a plurality of multifunctional fasteners 5, such as the multifunctional fasteners 510, the multifunctional fasteners 520, and the multifunctional fasteners 530, disposed along the axial line on the axial side. 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 the above-mentioned multifunctional fasteners have been described in detail in the above-mentioned embodiments of multifunctional fasteners, and will not be described herein again.

Specifically, the detachable mode A is a clamping connection, and the specific implementation mode is as follows:

(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 phase adaptation will behind the 5 embedding mounting grooves of multi-functional fastener, the side discount is detained the position and is as an organic whole with multi-functional fastener 5 and cabinet door fastening connection with joint connection side.

Corresponding to the multifunctional fastener 5 on the cabinet door, a shaft sleeve device 6, specifically, a shaft sleeve device 61, a shaft sleeve device 62 and a shaft sleeve device 63, is arranged along the axial line at one side (i.e. the shaft connecting side) of the first door frame of the cabinet body, and similarly, a shaft sleeve device 6, specifically, a shaft sleeve device 64, a shaft sleeve device 65 and a shaft sleeve device 66, is 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 distal end portion of the sleeve body 601, and a 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 includes a connecting rod, and a plurality of clamping connectors are integrally arranged at the distal end of the connecting rod.

The implementation mode of the clamping joint is as follows: 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 along the axial line direction of the shaft hole in an opposite manner, and the first clamping head 606A and the second clamping head 606B can be distributed in a staggered manner or in an aligned manner. Preferably, the outer side of the base 605 is flush with the plane of the cabinet door frame.

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

a clamping structure groove (not shown in the figures and well known to those skilled in the art) adapted to the base clamping unit 602 is disposed on one side of the door frame of the cabinet body, and the clamping structure groove includes a base limiting groove for supporting the base and a clamping position corresponding to the clamping head, and the clamping position and the base limiting groove are communicated through a through hole.

Penetrate the joint through-hole until the base spacing groove spacing carry on spacingly and support the base, at this moment, the joint connects the screens with detachable mode B fastening trip 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.

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.

Hasp connection structure of door cabinet, including the cabinet body and at least one cabinet door, one side coupling of this cabinet door is at a side of cabinet body door frame, and the opposite side is as the switching side through hasp and cabinet body open, close and be connected, its structural feature as follows:

(1) The multifunctional fastener 7 (i.e., the multifunctional fastener B) is detachably provided at least at the upper end side or/and the lower end side of the cabinet door 2 along the opening/closing side a (snap-fit connection). Of course, the multifunctional fastener 7 is consistent with the above, the front end of the multifunctional fastener is provided with the locking part 71 with telescopic resilience, and the head end of the locking part is circumferentially provided with the 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) A female buckle device corresponding to the buckle part 71 is arranged on the doorframe of the cabinet body, 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, thereby forming a buckle connection structure. 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.

In some embodiments, the cabinet body is provided with more than two doors at the door frame, such as two doors, which 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 door and a secondary door or a large door). The upper end side and the lower end side of each cabinet door are respectively connected with the multifunctional fasteners 7 through the rear gear side fastening positions in a clamping mode. Meanwhile, the female buckle devices corresponding to the lock catch portions are arranged on the upper doorframe and the lower doorframe of the doorframe. In another embodiment, the cabinet body is provided with only one door at the door frame, the multifunctional fasteners 7 are respectively connected with the upper end side, the lower end side or both the upper end side, the lower end side of the door 2 and the middle position between the two end sides in a buckling mode at the front stop side, and the multifunctional fasteners 7 are preferably coaxially arranged along the opening and closing side, wherein the female buckling device of the single door is implemented by 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 is arranged on the door frame at one side of the door frame corresponding to the locking part 71 in the detachable mode B. The locking part 71 is buckled into the shaft hole 604 to close and connect the cabinet door and the cabinet body, or under the action of external force, the locking part 71 is separated from the shaft hole 604 to open and close and connect the cabinet door and the cabinet body.

On the basis of the foregoing embodiment, the application further provides a door cabinet 104 with an irregular structure, which includes a door cabinet body, and a door coupled to the side door frame of the door cabinet body through a door mounting shaft/shaft sleeve assembly, and the structure of the door cabinet with the irregular structure is characterized as follows:

the implementation mode of the special-shaped structure door cabinet is as follows: the door cabinet body adopts a plurality of rows of special-shaped structure cabinet rows, such as a special-shaped structure cabinet row 101, a special-shaped structure cabinet row 102 and a special-shaped structure cabinet row 103, and the door cabinet body with a special-shaped distribution structure is formed by sequentially distributing and arranging the special-shaped structure cabinet rows along the side vertical direction of the special-shaped structure cabinet row; each row of the special-shaped structure cabinet row bodies is formed by vertically stacking and connecting special-shaped structure cabinet single bodies 1, and a cabinet box of each special-shaped structure cabinet row body is formed, wherein each special-shaped structure cabinet single body 1 refers to the foregoing embodiment.

(II) the shaft connection implementation mode of the door cabinet with the special-shaped structure is as follows: with the coupling side of cabinet door through adorning a pivot cover structure 200 coupling on the side frame of first door frame, second door frame, dress a pivot cover structure 200 mainly comprises multi-functional fastener 5, axle sleeve device 6, wherein:

1. two cabinet doors are arranged on the first door frame 15 (front door frame and front door frame), and a multifunctional fastener 510, a multifunctional fastener 520 and a multifunctional fastener 530 are arranged at the position of the shaft connecting side of one cabinet door in a clamping connection (in a detachable mode A) along the axis direction of the shaft connecting side of the cabinet door. Similarly, the other cabinet door is provided with a multifunctional fastener 540, a multifunctional fastener 550 and a multifunctional fastener 560 along the axial line at the axial connection side. The multifunctional fasteners 5 are provided with pin shaft parts 57 with telescopic resilience at the front end parts, the pin shaft parts 57 of all the multifunctional fasteners 5 are all positioned on the same axis, the pin shaft parts 57 are cylindrical pin shafts, and the head end parts of the cylindrical pin shafts are provided with guide inclined planes 59 or guide arc-shaped planes.

Corresponding to the multifunctional fastener 5 on the cabinet door, a shaft sleeve device 64, a shaft sleeve device 65 and a shaft sleeve device 66 are arranged on one side (namely, a shaft connecting side) of a first door frame of the cabinet body along the axial lead, and similarly, a shaft sleeve device 61, a shaft sleeve device 62 and a shaft sleeve device 63 are arranged on the other side (namely, the shaft connecting side) along the axial lead. The front end of the shaft sleeve device 6 is provided with a shaft hole 604 matched with the pin shaft part, all the shaft holes 604 and the pin shaft part 57 are positioned on the same axial line (i.e. arranged coaxially), and the pin shaft part 57 is embedded into the shaft holes 604 to axially connect the cabinet door and the cabinet body into a whole.

2. At the second door frame 16, a door is provided, and referring to the foregoing embodiment, three multifunctional fasteners 5 are provided, and at the same time, a bushing device 6, specifically a bushing device 67A, a bushing device 68A, and a bushing device 69A, is provided along the axial line at one side (i.e. the coupling side) of the second door frame 16 of the cabinet body for coupling the door.

(III) the opening and closing implementation mode of the door cabinet with the special-shaped structure is as follows: use the cabinet door to open and close the side for the opposite side of coupling side, still include with the switching side through hasp connection structure with the cabinet body open, close and be connected, hasp connection structure includes:

1. two doors are arranged on the first door frame 15 (front door frame and main door frame), and at least the opening and closing side is provided with a multifunctional fastener 7 in clamping connection (detachable mode A) at the position close to the upper end side or/and the lower end side. In the embodiment, the multifunctional fastener 73 and the multifunctional fastener 74 are respectively connected to the opening and closing side of one cabinet door in a clamping manner at positions close to the upper end side and the lower end side. Similarly, a multifunctional fastener 75 and a multifunctional fastener 76 are arranged on the other cabinet door. Meanwhile, female fastening devices 8 corresponding to the locking portions of the multi-functional fasteners 7 are provided at the central positions of the upper and lower door frames of the first door frame, respectively. When the multifunctional fastener 7 is used, the head end part of the locking part 71 of the multifunctional fastener is conical or hemispherical, the locking part 71 is buckled with the female fastener device 8 when the door is closed, so that the cabinet door and the cabinet body are connected in a closed mode, and the locking part 71 is separated from the female fastener device when the door is opened under the action of external force, so that the cabinet door is opened.

2. A cabinet door is arranged at the second door frame 16, and the opening and closing sides of the cabinet door are respectively connected with the multifunctional fastener 7 in a clamping manner at the positions close to the upper end side and the lower end side. Meanwhile, for a single cabinet door, the female buckle device 8 preferably adopts the aforementioned shaft sleeve devices, specifically, the shaft sleeve device 67B, the shaft sleeve device 68B and the shaft sleeve device 69B. When the multifunctional fastener 7 is used, the head end part of the locking part 71 of the multifunctional fastener is conical or hemispherical, when the door is closed, the locking part 71 is fastened with the shaft hole 604 of the shaft sleeve device to connect the cabinet door and the cabinet body in a closed manner, and when the door is opened, under the action of external force, the locking part 71 is separated from the shaft hole 604 to open the cabinet door.

The cabinet door 2 can be an existing plane cabinet door, and can also be a three-dimensional cabinet door, such as an arc-shaped protruding cabinet door.

In addition, the special-shaped structure door cabinet of this application can also be with setting up two cabinet doors that first door frame (preceding door frame, big door frame) department set up to child door and mother door, one side of child door, mother door is as the coupling side respectively, respectively with dress door axle sleeve structure mutually backs on the back the ground the both sides at cabinet body door frame mutually. Specifically, the other sides of the sub-door and the main door are respectively used as opening and closing sides, and are oppositely spliced and connected into a whole at the middle position of the door frame in the closed state of the two doors, wherein:

firstly, the opening and closing side of the sub-door is connected with the door frame through a door installing shaft sleeve structure 200, the door installing shaft sleeve structure 200 comprises a multifunctional fastener 5 and a shaft sleeve device 6, the front end part of the multifunctional fastener 5 is provided with a pin shaft part 57 with telescopic resilience, meanwhile, the side surface of the multifunctional fastener 5 is provided with a limiting deflector rod 58, the retractility of the pin shaft part can be controlled through the limiting deflector rod 58, and the pin shaft part 57 and the shaft hole 604 can be separated from each other through the limiting deflector rod 58.

Secondly, along the axis direction of the opening and closing side of the sub-door, 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; meanwhile, a shaft sleeve device 6 matched with the multifunctional fastener 5 is correspondingly arranged on the upper frame or/and the lower frame in a detachable mode B, a shaft hole 604 matched with the pin shaft part 57 is arranged at the front end part of the shaft sleeve device 5, and the pin shaft part 57 is embedded into the shaft hole 604 to connect the sub-door with the cabinet body in a shaft connection mode.

The positions of the opening and closing side close to the upper frame and the lower frame of the door frame are provided with the multifunctional fasteners 5, and the pin shaft parts 57 of the multifunctional fasteners 5 are positioned on the same axis. Similarly, multi-functional fastener 5 and shaft sleeve device 6 adopt aforementioned embodiment, nevertheless in the door cabinet of primary and secondary door, 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 carries out spacingly and support, at this moment, the joint with detachable mode B fastening trip is connected the screens.

For the security that improves the door cabinet and use and the aesthetic property of outer facade, multi-functional fastener A preferably hides the setting, makes the round pin axle part hides in the 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 29 of coupling side, shaft hole 604 is connected through coupling breach 29 and round pin axle part 57 coupling.

In addition, primary and secondary cabinet door specially adapted is equipped with the cabinet body of big door frame structure, if set up big cabinet door to this big door frame, and the range of opening the door is very big, and the space that needs is also big, and operates inconveniently in concrete use. However, through setting up aforementioned folding cabinet door when access smallclothes object, only need open female door and can reach the purpose, and when depositing a enlargements object, then can be through establishing spacing driving lever 58 at the cabinet door medial surface, make round pin axial region 57 break away from each other with shaft hole 604, and then reach the purpose of opening the sub-door, at this moment, make the sub-door, female door is whole to be opened, be convenient for access major possession object, and when closing the sub-door, round pin axial region 57 card goes into in the shaft hole 604 and with sub-door and cabinet body fastening connection, the safety in utilization is high.

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 (9)

1. The utility model provides a multifunctional fastener, includes fastener body, fastener casing be equipped with in the fastener casing and hold and install the structure cavity of fastener body, the rear end tip of fastener body is connected its characterized in that with elasticity limit structure through tubulose elastomer and fastener casing: the front end part of the fastener body is provided with a pin shaft part or a lock catch part; the structure cavity is communicated with one end part of the fastener shell, a limiting through hole communicated with the structure cavity is arranged on the side surface of the fastener shell, and a limiting driving lever 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 driving rod extends out of the limiting through hole, the elastic limiting structure is formed between the limiting driving rod and the limiting through hole under the action of the tubular elastomer, the elastic limiting structure enables the pin shaft part or the lock catch part to have telescopic resilience, and the retractility of the pin shaft part or the lock catch part can be controlled through the limiting driving rod.

2. The multifunctional fastener of claim 1, wherein: the fastener shell is of an integrally formed structure, and meanwhile, the limiting driving rod is an elastic limiting driving rod with touch return performance, so that the rear end of the fastener body can be embedded into the structural cavity, and the elastic limiting driving rod is quickly restored after being touched, so that the fastener body and the fastener shell are connected into a whole in a limiting mode.

3. The multifunctional fastener of claim 2, wherein: the fastener comprises a fastener body, and is characterized in that a spring space is arranged on the fastener body, a spring support rod is arranged in the spring space, the rear end of the spring support rod is integrally connected with the fastener body, the front end of the spring support rod extends to the spring space, and a spring limit deflector rod protruding out of the side face of the fastener body is arranged on the front end of the spring support rod.

4. The multifunctional fastener of claim 1, 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; the head end part of the locking part is conical or hemispherical.

5. The multifunctional fastener of any one of claims 1-4, wherein: the fastener shell is provided with at least one side plane, and the limiting through hole is formed in the side plane.

6. The multifunctional fastener of claim 5, wherein: the both sides of side plane width direction are equipped with a plurality of side knot positions that are used for the joint to connect respectively, or except the position is detained to the side the both sides of side plane width direction still are equipped with a plurality of outer constant head tanks respectively.

7. The multifunctional fastener of claim 6, wherein: from the front end of the fastener shell to the rear end direction, the side buckling position of each side is composed of a first side buckling position, a second side buckling position and a third side buckling position, wherein the first side buckling position or/and the second side buckling position of the side can be matched and assembled with the second side buckling position or/and the first side buckling position of the other side to form a front-gear side buckling position, and the second side buckling position or/and the third side buckling position of the side can be matched and assembled with the third side buckling position or/and the second side buckling position of the other side to form a rear-gear side buckling position.

8. The multifunctional fastener of any one of claims 1-4 and 6-7, 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.

9. The multifunctional fastener of any one of claims 1-4, 6-7, wherein: and a connecting shaft matched with the inner diameter of the tubular elastic body is arranged at the end part of the rear end of the fastener body.

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