CN219327449U - Cabinet door bearing mechanism - Google Patents

Abstract

The utility model belongs to the technical field of cabinet door installation, and particularly relates to a cabinet door bearing mechanism, which comprises a bearing assembly and a supporting piece, wherein the bearing assembly comprises a ball plunger, the supporting piece is integrally provided with a supporting table, one end of the supporting table, which is far away from a cabinet body, is in an arc shape, and when the cabinet body is closed, the bottom ball of the ball plunger is abutted against the supporting table. According to the cabinet door bearing mechanism provided by the utility model, in the door closing process, the ball plunger arranged on the door body is gradually close to and overlapped with the supporting table arranged on the cabinet body, the ball at the bottom of the ball plunger is firstly in arc contact with the side edge of the supporting table, along with the door closing process, the ball is stressed to compress the spring in the ball plunger, the ball gradually retracts into the plunger hole, the ball of the ball plunger can smoothly and non-stagnation slide onto the supporting table of the cabinet body, the top of the plunger is abutted with the supporting piece, the supporting force provided by the cabinet body for the door body is realized, the bearing force at the hinged position of the door body and the cabinet body is further shared, the falling phenomenon of the cabinet door after long-term use is relieved, and the long-term normal use of the safety cabinet is ensured.

Description

Cabinet door bearing mechanism

Technical Field

The utility model belongs to the technical field of cabinet door installation, mainly relates to the technical field of safety cabinets such as fireproof cabinets, steel cabinets and fireproof buildings and safety buildings, and also can be applied to door body use occasions with certain thickness and large weight, in particular to a cabinet door bearing mechanism.

Background

According to the different fireproof time requirements and functions, the design of the cabinet body and the door in the fireproof safety cabinet field can adopt various fireproof materials to be overlapped into a wall body, a cabinet body and a door which are required in the thickness direction, and most of the fireproof materials basically have larger weight, such as fireproof plasterboards, fireproof interior trim panels and the like, so that the cabinet door meeting the fireproof function requirements of all levels basically has large weight and is connected with the cabinet body through various hinges. The patent with publication number CN203482538U discloses a novel cabinet door fixing structure, which comprises a bearing structure and a hinge structure, wherein the bearing structure is a U-shaped connecting piece, one end of the U-shaped connecting piece is fixedly connected to the cabinet door through a screw, the other end of the U-shaped connecting piece is provided with a column hole, a fixing column with a funnel conical bottom end is arranged in the column hole, and the other end of the U-shaped connecting piece is inserted into a rectangular groove of a cabinet column through the fixing column and is rotationally connected with the cabinet column; the hinge structure comprises a frame piece and a door piece, wherein the frame piece is fixed on a stand column of the cabinet, the door piece is fixed on the cabinet door, and the frame piece is connected with the door piece in a hinge mode to realize the rotary connection of the cabinet door and the cabinet. The cabinet door fixing structure realizes the simple and rapid installation and fixing of the cabinet door on the cabinet, and the fixing work of the cabinet door can be easily completed by a single person, so that the labor intensity of assembly personnel is obviously reduced, the scratch of paint on the surface of the cabinet is effectively avoided, and the cabinet door fixing structure is simple in process, convenient to assemble and disassemble and has good popularization and use values on the basis of control cost. Another example is the publication CN211900182U, which discloses a reinforced load bearing cabinet door hinge. The structure of the cup comprises a cup head and a square base, wherein the front part of the cup head is hinged with the front end of a big plum blossom piece through a connecting rivet, the rear end of the big plum blossom piece is hinged with a middle plum blossom piece through a connecting rivet, the rear end of the middle plum blossom piece is provided with a first connecting rivet, the first connecting rivet is slidably embedded in a sliding hole in the middle of a main force arm, the front end of the main force arm is hinged in a concave part at the rear part of the cup head, the rear end of the main force arm is hinged with one end of a square through a second connecting rivet, the other end of the square is hinged with the upper part of the middle part of an arm body through a third connecting rivet, the lower part of the middle part of the arm body is connected with the square base through a fourth connecting rivet, the top of the square base is provided with an adjusting screw, and the rear part of the square base is provided with an alloy buckle. According to the reinforced bearing type cabinet door hinge, the reinforcement rib supporting function is achieved through the big plum blossom piece, so that the bearing of the hinge is increased, and the whole structure is more stable.

However, in the use process of a longer life cycle, under the action of gravity, the non-hinge connection side of the cabinet door falls down to different degrees along with the time, and the serious phenomenon causes interference between the cabinet door and the bottom frame or between the cabinet door and the cabinet door, so that the cabinet door cannot be freely opened and closed, and the integral use of the cabinet body is further affected.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a cabinet door bearing mechanism, and aims to solve the technical problem that the cabinet door cannot be freely opened and closed due to the fact that the non-hinge connection side of the cabinet door falls down to different degrees under the action of gravity along with the time, so that the integral use of the cabinet body is affected.

The utility model provides a cabinet door bearing mechanism, which comprises the following specific technical scheme:

the cabinet door bearing mechanism comprises a bearing assembly and a supporting piece, wherein the bearing assembly comprises a ball plunger, the ball plunger is fixedly connected with the top of the door body, which is close to one side of the cabinet body, the supporting piece is fixedly connected with the cabinet body, a supporting table is integrally arranged on the supporting piece, one end, far away from the cabinet body, of the supporting table is arc-shaped, and when the door body is closed, the bottom ball of the ball plunger is abutted to the supporting table. The connection parts of the bearing component and the supporting piece with the cabinet body and the cabinet door are bearing main bodies.

Through above-mentioned technical scheme, there is the spring in the bulb plunger, spring butt bulb, under the state of opening the door, the spring does not receive the extrusion and is natural state, when the door body is closed, the bulb slides to the brace table through circular arc transitional surface (the brace table is the one end of circular arc type) and then realizes with the mutual butt of brace table, produces a new stress point, and then apportions the bearing force of door body and cabinet body handing-over department to on the support piece. When the door is opened, the motion track is opposite to that when the door is closed, the ball plunger moves to the arc transition surface of the side edge of the supporting table slowly along with the movement of the door, the plunger ball ejects the top of the plunger gradually under the stretching action of the spring, the whole process can be completed very smoothly, and the damage such as collision, scratch and the like of the door body, the cabinet body and corresponding connecting pieces in the process is avoided. The thickness of the thread diameter of the ball plunger screw represents the difference of the bearing capacity of the ball plunger screw, the thread diameter size is selected, and the thread diameter size with different bearing capacity is selected according to the different door weights.

In certain embodiments, the ball plunger is connected to the door body by a door connector. The door connector facilitates connection of the ball plunger to the door body.

Further, the door connecting piece is of an L-shaped structure formed by a vertical part and a horizontal part, the vertical part is connected with the door body, and the horizontal part is connected with the ball plunger. The door connecting piece is of an L-shaped structure, so that the ball plunger can be fixed in a vertical state, and then can be abutted with the supporting table when the door is closed.

Still further, be equipped with one or more gaskets between ball plunger and the horizontal part can be after just adorning or using for a period, and the gasket is used for adjusting the contact height between ball plunger and the brace table again, makes when closing the door, the plunger top of ball and brace table remain just in time or the distance of readiness to contact.

In certain embodiments, the support comprises a connection portion by which the support table is connected to the top or upper portion of the cabinet.

Particularly, the connecting portion is of an L-shaped structure formed by a first horizontal piece and a first vertical piece, the first horizontal piece is connected with the top surface of the cabinet body, the bottom end of the first vertical piece is integrally connected with the first horizontal piece, and the top end of the first vertical piece is integrally connected with one end of the supporting table, which is arc-shaped. In the technical scheme, the supporting piece is integrally arranged on the top surface of the cabinet body.

Particularly, the connecting portion is of an L-shaped structure formed by a second horizontal piece and a second vertical piece, the second horizontal piece is connected with the inner wall surface of the top of the cabinet body, the top end of the second vertical piece is integrally connected with the second horizontal piece, and the bottom end of the second vertical piece is integrally connected with the other end of the supporting table, which is opposite to the arc-shaped end. In the technical scheme, the supporting piece is integrally arranged on the inner wall surface of the top of the cabinet body.

Particularly, the connecting portion comprises a third vertical piece, the third vertical piece is of an L-shaped structure formed by the supporting table, the third vertical piece is connected with the inner side surface of the upper portion of the cabinet body, and the third vertical piece is integrally connected with the other end of the supporting table, which is opposite to the arc-shaped end. In the technical scheme, the supporting piece is integrally arranged on the inner wall surface of the upper part of the cabinet body.

The utility model has the following beneficial effects: according to the cabinet door bearing mechanism provided by the utility model, in the door closing process, the ball plunger arranged on the door body is gradually close to and overlapped with the supporting table arranged on the cabinet body, the ball at the bottom of the ball plunger is firstly in arc contact with the side edge of the supporting table, along with the door closing process, the ball is stressed to compress the spring in the ball plunger, the ball gradually retracts into the plunger hole, the ball of the ball plunger can smoothly and non-stagnation slide onto the supporting table of the cabinet body, the top of the plunger is abutted with the supporting piece, the supporting force provided by the cabinet body for the door body is realized, the bearing force at the hinged position of the door body and the cabinet body is further shared, the falling phenomenon of the cabinet door after long-term use is relieved, and the long-term normal use of the safety cabinet is ensured.

Drawings

Fig. 1 is a schematic plan view of a cabinet door bearing mechanism in embodiment 1 of the present utility model;

FIG. 2 is an enlarged view of a portion of H in FIG. 1;

FIG. 3 is a cross-sectional view of G-G of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 3 at I;

FIG. 5 is a schematic perspective view of a door connector according to embodiment 1 of the present utility model;

FIG. 6 is a schematic plan view of a ball plunger according to embodiment 1 of the present utility model;

FIG. 7 is a schematic perspective view of a connector in embodiment 1 of the present utility model;

FIG. 8 is a schematic perspective view of a connector in embodiment 2 of the present utility model;

fig. 9 is a schematic plan view of a cabinet door bearing mechanism in embodiment 2 of the present utility model;

FIG. 10 is a schematic perspective view of a connector in accordance with embodiment 3 of the present utility model;

fig. 11 is a schematic plan view of a cabinet door bearing mechanism in embodiment 3 of the present utility model;

fig. 12 is a schematic plan view of a cabinet door bearing mechanism in embodiment 4 of the present utility model;

FIG. 13 is a schematic perspective view of a connector in accordance with embodiment 4 of the present utility model;

the labels in the figures are: 1. a load bearing assembly; 11. ball plunger; 111. a stud; 112. a spring; 113. ball head; 12. a door connector; 121. a horizontal portion; 122. a vertical portion; 13. a nut; 2. a support; 21. a support table; 22. a first horizontal member; 23. a first upright; 24. a second horizontal member; 25. a second upright; 26. a third upright; 3. a door body; 4. a cabinet body.

Detailed Description

The present utility model will be further described in detail below with reference to specific embodiments and with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent.

Example 1

The cabinet door bearing mechanism provided by the embodiment has the following specific technical scheme:

as shown in fig. 1-4, the cabinet door bearing mechanism comprises a bearing assembly 1 and a support 2. The bearing assembly 1 comprises a ball plunger 11 and a door connecting piece 12, wherein the ball plunger 11 is fixedly connected with the top of one side, close to the cabinet 4, of the door body 3 through the door connecting piece 12. The support piece 2 is integrally provided with a support table 21, one end, far away from the cabinet body 4, of the support table 21 is in an arc shape, and when the door body 3 is closed, the bottom ball of the ball plunger 11 is abutted against the support table 21.

Specifically, as shown in fig. 5, the door connecting piece 12 has an L-shaped structure formed by a vertical portion 122 and a horizontal portion 121, the vertical portion 122 is provided with a door fixing hole, the threaded piece connects the door connecting piece 12 with the door body 3 through the door fixing hole, the horizontal portion 121 is provided with a mounting hole, the ball plunger 11 is inserted into the mounting hole, and the lower portion is sleeved with the nut 13 to realize fixation. As shown in FIG. 6, the ball plunger 11 consists of a hollow stud 111 at the top end, a spring 112 and a ball 113, wherein the spring 112 and the ball 113 are arranged in the inner hole of the stud, the diameter d of the ball 113 is smaller than the diameter of the shrinkage mouth at the top end of the plunger, and the ball 113 is clamped at the end of the plunger and cannot be separated from the inner hole. When the spring 112 is in a free telescopic state, the ball 113 extends out of the top end of the stud; after the top of the ball head 113 is contacted with the connecting piece of the cabinet body 4, axial pressure is applied, the ball head 113 compresses the spring 112 to retract until the whole retraction hole top of the ball head 113.

The support piece 2 is fixedly connected with the top of the cabinet body 4, as shown in fig. 7, in this embodiment, the support piece 2 is integrally formed in a U-shaped structure, including a support table 21 and a connecting portion, the connecting portion is an L-shaped structure formed by a first horizontal piece 22 and a first vertical piece 23, the first horizontal piece 22 is connected with the top surface of the cabinet body 4, the bottom end of the first vertical piece 23 is integrally connected with the first horizontal piece 22, and the top end of the first vertical piece 23 is integrally connected with one end of the support table 21 in a circular arc shape. In fig. 7, a is a contact supporting surface of the ball 113, and B is a circular arc transition surface. In this embodiment, the support member 2 is integrally mounted on the top surface of the cabinet 4.

Example 2

In this embodiment, the structure of the support member 2 is removed, and the other technical solutions are the same as those of embodiment 1, and are not described herein.

As shown in fig. 8-9, in this embodiment, the supporting member 2 is integrally formed in a U-shaped structure, where the supporting member 2 includes a supporting table 21 and a connecting portion, the connecting portion is an L-shaped structure formed by a second horizontal member 24 and a second vertical member 25, the second horizontal member 24 is connected with an inner wall surface of the top of the cabinet body 4, the top end of the second vertical member 25 is integrally connected with the second horizontal member 24, and the bottom end of the second vertical member 25 is integrally connected with the other end of the supporting table 21, which is opposite to the circular arc end. In fig. 8, C is the contact supporting surface of the ball 113, and D is the arc transition surface. In the above technical scheme, the supporting member 2 is integrally installed on the top inner wall surface of the cabinet body 4.

Example 3

In this embodiment, the structure of the support member 2 is removed, and the other technical solutions are the same as those of embodiment 1, and are not described herein.

As shown in fig. 10-11, in this embodiment, the support 2 has an L-shaped structure formed by a connection portion (a third vertical member 26) and the support stand 21, the third vertical member 26 is connected with an inner side surface of the cabinet body 4, the third vertical member 26 is integrally connected with the other end of the support stand 21, which is opposite to the arc-shaped end, and after the installation, the third vertical member 26 is located above the support stand 21. In the figure, E is the contact supporting surface of the ball head 113, and F is the arc transition surface. In the above technical scheme, the supporting member 2 is integrally installed on the inner side wall surface of the upper portion of the cabinet body 4.

Example 4

In this embodiment, the connection structure between the support stand 21 and the third vertical member 26 is removed, and the other technical solutions are the same as those in embodiment 3, and will not be described herein. As shown in fig. 10-11, after the installation is completed, the third vertical member 26 is located below the supporting table 21, where J is a ball 113 contacting the supporting surface, and K is an arc transition surface. In the above technical scheme, the supporting member 2 is integrally installed on the inner side wall surface of the upper portion of the cabinet body 4.

In summary, when the door is closed, the ball 113 of the ball plunger 11 slides from the contact arc transition surface to the supporting table 21, under the action of pressure, the ball 113 retracts into the plunger opening, the top end of the plunger is in contact with the supporting table 21 to bear the weight transmitted by the ball plunger 11 and the door connecting piece 12, and finally the main frame of the cabinet 4 bears the weight of the ball plunger and the weight of the door together with the fixed shaft such as the door hinge, so that the door maintains the original position and structure in the whole use process of the cabinet 4, and powerful support is provided for smooth operation of the door.

The above preferred embodiments of the present utility model are not limited to the above examples, and the present utility model is not limited to the above examples, but can be modified, added or replaced by those skilled in the art within the spirit and scope of the present utility model.

Claims (8)

1. Cabinet door bearing mechanism, its characterized in that includes bearing assembly (1) and support piece (2), bearing assembly (1) includes bulb plunger (11), the top that the bulb plunger (11) fixed connection door body (3) is close to cabinet body (4) one side, support piece (2) with cabinet body (4) fixed connection, support piece (2) an organic whole is equipped with brace table (21), brace table (21) keep away from the one end of cabinet body (4) is circular arc, when the door body (3) is closed, bulb (113) butt of bulb plunger (11) brace table (21).

2. Cabinet door load-bearing mechanism according to claim 1, characterized in that the ball plunger (11) is connected to the door body (3) by a door connection (12).

3. The cabinet door bearing mechanism according to claim 2, wherein the door connecting piece (12) is of an L-shaped structure consisting of a vertical portion (122) and a horizontal portion (121), the vertical portion (122) is connected with the door body (3), and the horizontal portion (121) is connected with the ball plunger (11).

4. A cabinet door load bearing mechanism according to claim 3, wherein one or more shims are provided between the ball plunger (11) and the horizontal portion (121).

5. Cabinet door load bearing mechanism according to claim 1, characterized in that the support (2) comprises a connection, through which the support table (21) is connected to the top or upper part of the cabinet body (4).

6. The cabinet door bearing mechanism according to claim 5, wherein the connecting portion is an L-shaped structure formed by a first horizontal member (22) and a first vertical member (23), the first horizontal member (22) is connected with the top surface of the cabinet body (4), the bottom end of the first vertical member (23) is integrally connected with the first horizontal member (22), and the top end of the first vertical member (23) is integrally connected with one end of the supporting table (21) in an arc shape.

7. The cabinet door bearing mechanism according to claim 5, wherein the connecting portion is an L-shaped structure formed by a second horizontal member (24) and a second vertical member (25), the second horizontal member (24) is connected with an inner wall surface of the top of the cabinet body (4), the top end of the second vertical member (25) is integrally connected with the second horizontal member (24), and the bottom end of the second vertical member (25) is integrally connected with the other end of the opposite arc-shaped end of the supporting table (21).

8. The cabinet door bearing mechanism according to claim 5, wherein the connecting portion comprises a third vertical member (26), the third vertical member (26) and the supporting table (21) form an L-shaped structure, the third vertical member (26) is connected with the inner side surface of the upper portion of the cabinet body (4), and the third vertical member (26) is integrally connected with the other end of the supporting table (21) which is opposite to the arc-shaped end.

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