CN205250833U - Locking cards, connection components and combination cabinets - Google Patents

Abstract

The utility model relates to a lock card, including the casing that has relative roof and the bottom plate that sets up, locate in the casing and be equipped with eccentric wheel, its front end of eccentric body in cylinder lateral wall one side and be equipped with three each other for positive and negative crotch and entangle the elastic plate, entangle of eccentric body the eccentric wheel is suppressed compression spring between elastic plate and the bottom plate, the roof bends downwards at its front end middle part and forms the piece that hinders, the elastic plate is equipped with the first slope of tilt up in the position department of being close to middle crotch, it supports to press to hinder the piece on the first slope. The middle hook is driven to move upwards or downwards by rotating the eccentric body of the eccentric wheel, so that the middle hook and the hooks on the two sides are closed to form a straight line or are opened to form a certain angle, and the locking of the locking clamp and other components is realized. The lock card has the characteristics of convenient use and firm and reliable connection with other components. The utility model also discloses a coupling assembling and the assembled cabinet of having used this lock card.

Description

Locking cards, connection components and combination cabinets

【Technical field】

The utility model relates to the field of household products, in particular to a lock card, a connecting component and a combined cabinet using the lock card.

【Background technique】

At present, as people's living standards are getting higher and higher, people's expectations for household products are also getting higher and higher. For example, in terms of cabinets, people hope that it can not only satisfy the functionality, but also have the characteristics of customization, so that consumers can design and assemble according to the space in their own houses, that is, DIY (Do It Yourself, do it yourself).

However, the existing cabinets do not have customizable functions, and users can only go to the store to select products that roughly meet their requirements. As a result, the installed cabinets, such as their shape, placement and space utilization, deviate from the ideal design , affecting user experience.

In addition, the connection between the beam and the column of the existing vertical cabinet is mostly fixed by screws, and some vertical cabinets are connected by a three-in-one connector composed of an eccentric connection matrix, a connecting rod and an embedded part. The above connection and fixing methods have defects such as cumbersome operation, weak connection structure, and unattractive appearance.

For this reason, it is necessary to provide a connecting piece that is convenient for DIY and a combined cabinet using the connecting piece for connection and fixing.

【Content of utility model】

The primary purpose of the utility model is to provide a lock card that is convenient for DIY.

To achieve this purpose, the utility model adopts the following technical solutions:

A locking card, comprising: a housing with a top plate and a bottom plate oppositely arranged, an eccentric wheel arranged in the housing, an elastic plate, and a compression mechanism sleeved on the eccentric wheel and elastically pressed between the elastic plate and the bottom plate. spring; the top plate is provided with an operation hole at its rear end, and is bent downward in the middle of the front end to form an upper resistance piece; the bottom plate is bent upward on both sides of its front end to form two lower top pieces, and two A gap is defined between the lower top sheets; the eccentric wheel includes an operating part, a flange part and a post from top to bottom, the operating part protrudes from the operating hole, and the flange part is set to Elastically against the bottom wall of the operation hole, an eccentric body is provided on one side of the arc side wall of the insertion column; a positioning hole is opened at the rear end of the elastic plate, and the eccentric body is inserted into the In the positioning hole and against the inner wall of the positioning hole; the elastic plate forms two side reeds and a middle reed from the middle to the front end, and the front ends of the three reeds each form a hook. And the middle hook is opposite to the hooks on both sides; the middle reed is provided with an upward first slope, the middle hook is located at the end of the first slope, and the width of the first slope is smaller than the gap, the The upper resistance piece is pressed against the first slope.

Compared with the prior art, the utility model has the following advantages:

By setting the eccentric wheel, the elastic plate and the upper resistance plate that cooperate with each other, the three hooks at the front end of the elastic plate can be closed into a straight line or opened into an angle under the drive of the eccentric wheel, so that they can be connected with other slots. The connecting piece cooperates to connect two objects, and has the characteristics of simple structure, easy operation and firm and reliable connection parts.

Another object of the present utility model is to provide a connection assembly, which includes a beam and a column connected to the beam, the end of the beam is sleeved with the above-mentioned locking card, and the side wall of the column is provided with a A slot that matches the hooks of the locking card. The three hooks of the locking card are inserted into the column through the slots and pressed against the upper and lower sides of the slot under the action of the eccentric wheel. on the inner wall.

Yet another object of the present utility model is to provide a combined cabinet, which includes a plurality of interconnected metal vertical cabinet frames, each vertical cabinet frame is composed of multiple beams and multiple columns connected by mortise and tenon. Both ends are covered with the above-mentioned locking card, and the beam is provided with a limit hole at a position corresponding to the operating part of the eccentric wheel for the operating part to pass through. The end part is exposed, and there is a slot on the column to match the hook, and the three hooks of the lock card are inserted into the column through the slot and are buckled on the column under the action of the eccentric wheel. On the inner side walls of the upper and lower sides of the slot.

【Description of drawings】

Fig. 1 is the perspective view of the lock card of the combination cabinet of the present utility model;

Fig. 2 is a perspective view of the latch shown in Fig. 1 when its hook is opened;

Fig. 3 is an exploded view of the lock card shown in Fig. 1;

Fig. 4 is a cross-sectional view of the locking card shown in Fig. 1, showing the mutual positional relationship of each component;

Fig. 5 is a cross-sectional view of the latch shown in Fig. 1 in a state where the hook is opened;

Fig. 6 is an exploded view of the connection assembly of the present invention;

Fig. 7 is a partial internal view of the connection assembly shown in Fig. 6, showing the structure after the beam is connected to the column;

Fig. 8 is a perspective view of an embodiment of the combined cabinet of the present invention;

Fig. 9 is an enlarged view of part A shown in Fig. 8;

Fig. 10 is a perspective view of another embodiment of the combined cabinet of the present invention;

Fig. 11 is a perspective view of another embodiment of the combined cabinet of the present invention;

【detailed description】

The utility model will be further described below in conjunction with the accompanying drawings and exemplary embodiments, wherein the same reference numerals in the accompanying drawings all refer to the same components. Also, if a detailed description of known technologies is unnecessary to illustrate the features of the present invention, it will be omitted.

Referring to FIGS. 1 to 5 , the locking card 100 of the present invention includes a hollow housing 1 , an eccentric wheel 2 , an elastic plate 4 and a compression spring 3 all disposed in the housing 1 .

The housing 1 includes a top plate 10, a bottom plate 11 and a pair of side plates 12 connecting them. The rear end of the top plate 10 is provided with an operation hole 101 for the operation portion 20 of the eccentric wheel 2 to pass through, and the middle part of the front end of the top plate 10 is bent downward to form an upper resistance piece 102 . Both sides of the front end of the bottom plate 11 are bent upwards to form a lower top sheet 111 , and a gap 112 is defined between the two lower top sheets 111 .

The eccentric wheel 2 includes an operating part 20 , a flange part 21 and a post 22 from top to bottom, and both the operating part 20 and the post 22 are cylinders. The top of the operating part 20 is provided with a groove for tools such as a wrench or a screwdriver. The groove is, for example, hexagonal, inline, cross or hexagonal, etc. The diameter of the operating part 20 is smaller than the The diameter of the operation hole 101 is such that the operation part 20 can pass through the operation hole 101 . The flange portion 21 is arranged to elastically abut against the periphery of the bottom wall of the operation hole 101 (ie, the inner side wall of the top plate). An eccentric body 23 is provided on one side of the arc side wall of the post 22 .

The front end of the elastic plate 4 protrudes from one lateral end of the casing 1 . The three U-shaped hooks 41, 42 are arranged on the front end of the elastic plate 4, and the middle hook 42 (hereinafter referred to as "middle hook") is connected with the hooks 41 on both sides (hereinafter referred to as "both sides"). Hook") reverse setting.

The elastic plate 4 forms three reeds from its middle to the front end, and the three U-shaped hooks 41, 42, 41 are respectively formed on the three reeds, and the middle reed is near the U-shaped hook 42. A first slope 48 that is inclined upward and can extend into the notch 112 is provided at the position. The upper blocking piece 102 of the top plate 10 presses against the first slope 48 , so that the first slope 48 can be pushed out from the notch 112 by the upper blocking piece 102 .

The rear end of the elastic plate 4 is provided with a positioning hole 45 , and the eccentric body 23 of the eccentric wheel 2 is inserted into the positioning hole 45 and pressed against the inner side wall of the positioning hole 45 . The diameter of the positioning hole 45 is smaller than the width of the flange portion 21 , so that the flange portion 21 is stuck between the top plate 10 and the elastic plate 4 .

The compression spring 3 is sleeved on the post 22 and pressed between the elastic plate 4 and the bottom plate 11 .

When assembling the various components of the locking card 100, firstly, insert the operating portion 20 of the eccentric wheel 2 into the operating hole 101 of the housing 1; Hold the eccentric body 23 of the eccentric wheel 2; then, wrap the compression spring 3 around the post 22 of the eccentric wheel 2; finally, connect the bottom plate 11 with the two side plates 12 of the housing 1 to complete the entire assembly process.

The working principle of the lock card 100 is as follows: by using a wrench to rotate the eccentric wheel 2 (the wrench acts on the operating part 20 of the eccentric wheel 2), the eccentric body 23 of the eccentric wheel 2 moves towards the rear end of the lock card 100, thereby driving The elastic plate 4 retracts, and under the blocking action of the upper resistance plate 102, the first slope 48 is pressed to drive the middle hook 42 to move downward, so that the middle hook 42 and the two side hooks 41 form a an included angle; by rotating the eccentric wheel 2, the eccentric body 22 is rotated toward the front end of the locking card 100, thereby driving the elastic plate 4 to move forward (the front end of the elastic plate 4 extends out of the housing 1), and then Under the action of the self-elastic force of the reed, the first slope 48 on the middle reed returns to its original shape, thereby driving the middle hook 42 to rise gradually, and make it close with the hooks 41 on both sides to form a straight line.

Further, the reeds on the left and right sides are provided with a second slope 49 at a position close to the hooks 41 on both sides, and the second slope 49 is inclined downward, and the lower top piece 111 of the bottom plate 11 can abut against the bottom plate 11. the bottom surface of the second slope 49 . Due to the pressing effect of the lower top sheet 111, the second slope 49 raises the crotch 41 on both sides during the retraction process of the elastic plate 4, so as to increase the clamp between the crotch 41 on both sides and the middle crotch 42. angle, thereby increasing the interaction force between the hooks 41, 42 and the inner side of the column 90 to ensure the stability of the connection structure.

Further, the bottom plate 11 is provided with a relief hole 113 at a position corresponding to the post 22 of the eccentric wheel 2, and the post 22 can be pressed into the relief hole 113, thereby facilitating the locking of the lock. The card fits into other components, such as the "beam" described below.

Further, the bottom plate 11 is detachably connected to the side plate 12 . Specifically, the bottom plate 11 is provided with a plurality of snap tongues 114 extending upwards on both lateral sides thereof, and the lower part of the side plate 12 is provided with a bayonet socket 121 matched with the snap tongues 114, and the snap tongues 114 snap Inserting into the bayonet 121, the detachable connection between the bottom plate 11 and the side plate 12 is realized, and the housing forms a hollow cavity.

Preferably, the inner side walls of the column 90 located on the upper and lower sides of the slot 95 are planar structures, and the contact surfaces of the hooks 41, 42 and the column 90 are plane, so that the distance between the hooks 41, 42 and the column 90 is flat. The contact area is larger, so that there is greater friction between the two, thereby enhancing the stability of the combination of the two.

Referring to Fig. 6 and Fig. 7, the present utility model also relates to the application mode of the above-mentioned lock card. Specifically, the lock card, the beam 80 and the upright 90 form a three-in-one connection assembly to realize the connection of two objects.

The beam 80 is a hollow metal pipe, or a metal member with at least two hollow ends. The end of the crossbeam 80 is sheathed with the lock clip 100, and the crossbeam 80 is provided with a limit hole 85 at a position corresponding to the operation part 20 of the lock clip 100, so that the operation part 20 of the lock clip 100 can be positioned from the limit position. The hole 85 protrudes from the surface of the beam 80 to limit the lock card 100 .

The column 90 is preferably a hollow square tube, and its longitudinal sidewall is provided with slots 95 for matching with the three hooks at the front end of the locking card 100 .

When the lock card 100 is installed at the front end of the crossbeam 80, it is necessary to press down the operating part 20 of the eccentric wheel 2 so that the operating part 20 is flush with the top plate 10 of the housing 1 of the lock card 100, and then the lock card 100 is inserted into the beam 80 from the end of the beam 80 , and the operating portion 20 of the locking card 100 is ejected from the limiting hole 85 .

When the beam 80 is assembled with the column 90, the operation part 20 of the locking card 100 is twisted by a wrench to make the three hooks 41, 42 close in a straight line and then inserted into the slot 95, and then the operation part 20 is twisted by a wrench. Make the three crotches 41, 42 open to a predetermined angle and buckle and press on the inner walls of the upper and lower sides of the slot 95 to form a structure as shown in FIG. 7 .

Since it is only necessary to insert the lock card 100 into the end of the beam 80, and then insert the hook at the front end of the lock card 100 into the slot 95 of the column 90 and press it on the inner walls of the upper and lower sides of the slot 95, the operation is convenient and easy, and The connection structure is firm and reliable.

Preferably, the inner walls of the column 90 located on the upper and lower sides of the groove 95 are preferably planar structures, and the contact positions between the hooks 41, 42 and the inner walls of the column 90 are also planar, so that the contact surface between the two is relatively large. Thereby, there is greater frictional force between the two, and the connection is more stable.

The above connection components can be used in furniture products such as cabinets, beds, tables, and display racks.

Referring to Fig. 8 to Fig. 11, the utility model also relates to a combined cabinet, which is an application of the above-mentioned connection assembly.

The combined cabinet 1000 is a vertical cabinet, including a plurality of interconnected metal vertical cabinet frames 500 . Each vertical cabinet frame body 500 includes a plurality of above-mentioned beams 80 and the above-mentioned columns 90 connected with multiple beams 80 by tenon and tenon, and two adjacent vertical cabinet frames 500 share at least one pair of beams 80 and one pair of columns 90, so that multiple A beam 80 and a plurality of uprights 90 jointly construct a plurality of interconnected frames 500 .

It should be noted that, according to the position of the column, the number of slots opened thereon is also different. For example, the column located at the corner end has the slots on the two adjacent longitudinal side walls; the column shared by the two frames has the slots on the three longitudinal side walls; and the four frames share the slots. column, the slots are provided on the four side walls, so that multiple crossbeams and multiple columns can be assembled together to form the vertical cabinet.

Therefore, users can purchase corresponding beams, columns and lock cards according to their own needs, and assemble their ideal cabinets, which can not only make reasonable use of indoor space, but also give users a sense of accomplishment. All in all, the combination cabinet of the present invention can meet the requirement of improving user experience.

Although some exemplary embodiments of the present invention have been shown above, those skilled in the art will appreciate that changes can be made to these exemplary embodiments without departing from the principle or spirit of the present invention. The scope of the invention is defined by the claims and their equivalents.

Claims (6)

1. A lock, characterized in that it comprises: a housing with a top plate and a bottom plate arranged oppositely, an eccentric wheel and an elastic plate arranged in the housing, and is sleeved on the eccentric wheel and elastically pressed on the elastic plate and the elastic plate. Compression springs between the base plates; The top plate is provided with an operation hole at its rear end, and is bent downward in the middle of the front end to form an upper resistance piece; the bottom plate is bent upward on both sides of its front end to form two lower top pieces, and the two lower top pieces A gap is defined between the sheets; The eccentric wheel includes an operation part, a flange part and a post from top to bottom, the operation part protrudes from the operation hole, and the flange part is arranged to elastically abut against the side of the operation hole. Around the bottom wall, an eccentric body is provided on one side of the arc side wall of the post; The rear end of the elastic plate is provided with a positioning hole, and the eccentric body is inserted into the positioning hole and pressed against the inner side wall of the positioning hole; the elastic plate forms reeds on both sides from the middle to the front end and the middle reed, each of the front ends of the three reeds forms a crotch, and the middle crotch is opposite to the crotches on both sides; the middle reed is provided with an upward first slope, and the middle crotch is set At the end of the first slope, and the width of the first slope is smaller than the notch, the upper resistance plate is pressed against the first slope. 2. The lock card according to claim 1, wherein the reeds on the left and right sides are provided with a downward second slope at a position corresponding to the lower top piece, and the ends of the second slope It is connected with the hooks on both sides, and the lower top sheet can abut against the bottom surface of the second slope. 3 . The lock card according to claim 1 , wherein a relief hole is opened on the bottom plate at a position corresponding to the post. 4 . 4. The locking card according to claim 1, wherein the housing further comprises a pair of side plates connecting the top plate and the bottom plate, and the bottom plate extends upwards on both lateral sides with a plurality of The tab, the lower part of the side plate is provided with a bayonet matched with the tongue, and the tongue is snapped into the bayonet. 5. A connection assembly, comprising a column connecting the beam to the beam, characterized in that the end of the beam is sheathed with the locking card according to any one of claims 1 to 4, and the column is There are slots on the side wall that match the hooks of the locking card, and the three hooks of the locking card are inserted into the column through the slots and pressed against the slots under the action of the eccentric wheel Located on the inner wall on the upper and lower sides. 6. A combined cabinet, comprising a plurality of interconnected metal vertical cabinet frames, each vertical cabinet frame is composed of multiple beams and multiple columns connected by mortise and tenon joints, it is characterized in that the two ends of each beam are sleeved There is the locking card according to any one of claims 1 to 4, wherein the beam is provided with a limit hole at a position corresponding to the operating part of the eccentric wheel for the operating part to pass through. The crotch is exposed from the end of the crossbeam, and the column is provided with a slot matching with the crotch, and the three crotches of the locking card are inserted into the column through the slots and on the eccentric The wheel is buckled and pressed on the inner side walls of the upper and lower sides of the slot.