CN216218104U

CN216218104U - Assembly door hinge and cabinet door plate structure applying same

Info

Publication number: CN216218104U
Application number: CN202122663029.6U
Authority: CN
Inventors: 王喜峰; 袁小兵
Original assignee: WUXI KANGBEI ELECTRONIC EQUIPMENT CO Ltd
Current assignee: WUXI KANGBEI ELECTRONIC EQUIPMENT CO Ltd
Priority date: 2021-07-22
Filing date: 2021-11-02
Publication date: 2022-04-05
Anticipated expiration: 2031-11-02

Abstract

The utility model relates to the technical field of IT data cabinet assembly, in particular to an assembled door hinge and a cabinet door plate structure applying the same. The assembled door hinge comprises a door body, wherein the door body is of an isosceles triangle plate structure, a shaft sleeve base is arranged at the middle position of the bottom edge of the back surface of the door body, a shaft sleeve support is fixed on the shaft sleeve base, two shaft sleeves are arranged on the shaft sleeve support along the direction of the bottom edge, a gap with a certain distance is arranged between the two shaft sleeves, and the two shaft sleeves are coaxially arranged. According to the utility model, the door plate and the cabinet are connected by adopting the assembly type door hinge, so that the assembly time can be saved, the difficulty of an assembly process is reduced, the stable and reliable connection of the door plate and the cabinet is ensured, and the requirement of batch production is met.

Description

Assembly door hinge and cabinet door plate structure applying same

Technical Field

The utility model relates to the technical field of IT data cabinet assembly, in particular to an assembled door hinge and a cabinet door plate structure applying the same.

Background

In the prior art, a welding process is generally adopted between a frame type cabinet door plate and a door hinge to meet the requirement of batch production, and the welded cabinet door plate structure is used for an IT data cabinet in an IDC machine room and cannot be applied to cabinets in other fields.

At present, in order to meet the special requirements of cabinets in other fields, a special nonstandard customized cabinet door plate structure needs to be arranged, so that the finished product delivery time is long, the cost is difficult to control, and the requirement of batch production cannot be met.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the application provides the assembly type door hinge and the cabinet door plate structure applying the assembly type door hinge, the assembly time can be saved by adopting the assembly type door hinge to connect the door plate and the cabinet, the difficulty of an assembly process is reduced, and the stable and reliable connection of the door plate and the cabinet is ensured; meanwhile, the arrangement of the assembly type door hinge on the door plate can enhance the structural strength of the door plate.

The technical scheme adopted by the utility model is as follows:

an assembled door hinge comprises a first door plate body, wherein the first door plate body is of an isosceles triangle plate body structure, a shaft sleeve base is arranged in the middle of the bottom edge of the back face of the first door plate body, a shaft sleeve support is fixed on the shaft sleeve base, two shaft sleeves are arranged on the shaft sleeve support along the bottom edge direction, a gap with a certain distance is arranged between the two shaft sleeves, and the two shaft sleeves are coaxially arranged; the door plate is characterized in that a screw mounting seat is arranged at the vertex angle position of the back of the first door plate body, a screw is fixed on the screw mounting seat, a nut is connected on the screw, two pin mounting seats are symmetrically arranged on the back of the first door plate body in a bilateral mode, and a pin is fixed on each pin mounting seat.

As a further improvement of the above technical solution:

the front two waist positions of the first door plate body are respectively provided with a boss structure, the boss structures extend a certain distance from the edges of the two waists of the first door plate body to the center position of the first door plate body, and the boss structures at the two waist positions of the first door plate body are connected to form an arrow shape.

Three corners of the first door plate body are round corners.

The lower end face of the shaft sleeve support is connected with the end face of the shaft sleeve and is an inclined end face, and the included angle between the inclined end face and the horizontal plane is theta.

An O-shaped ring is arranged between the nut and the screw, a groove for accommodating the O-shaped ring is formed in the screw mounting seat, and the O-shaped ring is arranged in the groove.

A plurality of reinforcing ribs are arranged on the back of the first door plate body in a crossed mode and are respectively connected with the screw mounting seat, the pin mounting seat, the shaft sleeve base and three sides of the first door plate body.

A cabinet door plate structure applying an assembly type door hinge comprises a cabinet body, wherein a door plate is hinged to a door plate mounting port of the cabinet body through a plurality of assembly type door hinges, each assembly type door hinge comprises a first door plate body, each first door plate body is of an isosceles triangle plate body structure, a shaft sleeve base is arranged in the middle of the bottom edge of the back face of each first door plate body, a shaft sleeve support is fixed on each shaft sleeve base, two shaft sleeves are arranged on each shaft sleeve support along the bottom edge direction, a gap with a certain distance is formed between the two shaft sleeves, and the two shaft sleeves are coaxially arranged; a screw rod mounting seat is arranged at the vertex angle position of the back surface of the first door plate body, a screw rod is fixed on the screw rod mounting seat, a nut is connected on the screw rod, two pin column mounting seats are symmetrically arranged on the back surface of the first door plate body in a left-right mode, and pin columns are fixed on the pin column mounting seats; the door plate comprises a second door plate body, a square tube is welded on the back of the second door plate body, a screw rod of the assembled door hinge penetrates through the second door plate body and the square tube and then is connected with a nut, the screw rod and the square tube are locked through the nut, and the back of the first door plate body of the assembled door hinge is attached to the front of the second door plate body of the door plate; the cabinet body comprises a cabinet side plate, two coaxially arranged support shaft seats are fixed on the cabinet side plate, support shafts are respectively arranged in the two support shaft seats, the two support shafts are respectively connected in the two shaft sleeves in a rotating mode, and the two shaft sleeves are positioned in a gap between the two support shaft seats; two positioning holes are formed in the second door panel body and located on two sides of the seat hole respectively, and two pin columns of the assembled door hinge extend into the two positioning holes respectively.

The positive two waist positions of first door plant body department sets up boss structure respectively, boss structure extends the certain distance from the edge of two waists of first door plant body to first door plant body central point, and the boss structure of two waist positions of first door plant body connects and forms the arrow shape, and the boss structure of arrow shape points to the end of opening of door plant.

The locating hole is long waist hole, and the pin post can be along locating hole length within range adjusting position, joint strip is fixed at the second door panel body back, and joint strip can sealing contact cabinet curb plate of the cabinet body.

The utility model has the following beneficial effects:

the door plate and the cabinet are connected by the assembly type door hinge, so that the assembly time can be saved, the difficulty of an assembly process is reduced, the stable and reliable connection of the door plate and the cabinet is ensured, and the requirement of batch production is met; meanwhile, the arrangement of the assembly type door hinge on the door panel can enhance the structural strength of the door panel; the boss structure on the front face of the door plate body can be sprayed or silk-screened with different colors, so that the boss structure forms an arrow guide effect and can indicate the opening direction of the cabinet door plate; the lower end face of the shaft sleeve support is connected with the end face of the shaft sleeve and is an inclined end face, and the included angle between the inclined end face and the horizontal plane is theta, so that the assembled door hinge and the assembled door plate can be conveniently assembled due to the included angle; two pin columns of the assembly type door hinge respectively extend into the two positioning holes, so that the positioning and installation of the assembly type door hinge on the door panel body are realized, and the installation is convenient; three corners of the door plate body are round corners, so that the edge of the door plate body is in smooth transition.

Drawings

Fig. 1 is a front structural view of an assembled door hinge.

FIG. 2 is a first perspective view of the back of the assembled door hinge.

FIG. 3 is a second perspective view of the back of the fabricated door hinge.

Fig. 4 is a perspective view of a cabinet door panel structure using a fabricated door hinge.

FIG. 5 is a view showing the assembled relationship of the door panel, the cabinet and the door hinge.

FIG. 6 is a view showing the assembled relationship between the door panel and the door hinge.

Fig. 7 is a structural view of the door panel in an open state.

Fig. 8 is a structural view of a door panel in a closed state.

Wherein: 100. an assembled door hinge; 101. a first door panel body; 102. a boss structure; 103. round corners; 104. a circular arc transition surface; 105. a sloped transition plane; 106. a shaft sleeve; 107. a shaft sleeve base; 108. a shaft sleeve support; 109. a screw; 110. a pin; 111. an O-shaped ring; 112. a nut; 113. a screw mounting seat; 114. A pin mounting seat; 115. reinforcing ribs; 116. a groove; 200. a door panel; 201. a second door panel body; 202. A square tube; 203. positioning holes; 204. a seat hole; 205. sealing rubber strips; 300. a cabinet body; 301. a cabinet side plate; 302. a bearing seat; 303. a support shaft.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

In the embodiment shown in fig. 1 to 3, the assembled door hinge 100 mainly includes a first door plate 101, and the first door plate 101 is an isosceles triangle plate structure.

In the embodiment shown in fig. 1, the boss structures 102 are respectively disposed at two waist positions on the front surface of the first door panel 101, the boss structures 102 extend from edges of two waists of the first door panel 101 to a center position of the first door panel 101 for a certain distance, and the boss structures 102 at the two waists of the first door panel 101 are connected to form an arrow shape. Three corners of the first door panel body 101 are rounded so that the edge of the first door panel body 101 is smoothly transited. An arc transition surface is arranged between the waist of the boss structure 102 and the waist of the first door panel body 101, and an oblique transition surface is arranged between the boss structure 102 and the upper end surface of the first door panel body 101. In the in-service use, the positive boss structure 102 of first door plate body 101 can the spraying or the different colours of silk screen printing to let boss structure 102 form the arrow and guide the effect, can instruct the rack door plant to open the direction.

In the embodiment shown in fig. 2 and 3, a shaft sleeve base 107 is disposed at a middle position of a bottom side of the back surface of the first door panel 101, a shaft sleeve bracket 108 is fixed on the shaft sleeve base 107, two shaft sleeves 106 are disposed on the shaft sleeve bracket 108 along the bottom side direction, a gap with a certain distance is disposed between the two shaft sleeves 106, and the two shaft sleeves 106 are coaxially disposed.

In the embodiment shown in fig. 2 and 3, the lower end surface of the sleeve support 108 is connected with the end surface of the sleeve 106 to form an inclined end surface, and the angle between the inclined end surface and the horizontal plane is theta, preferably, theta is 25 deg. In use, the two bushings 106 are main bearing structures, and the two bushings 106 are connected with the rotating shaft.

In the embodiment shown in fig. 2 and 3, a screw rod mounting seat 113 is arranged at a vertex position of the back surface of the first door plate body 101, the screw rod 109 is fixed on the screw rod mounting seat 113, a nut 112 is connected on the screw rod 109, an O-ring 111 is arranged between the nut 112 and the screw rod 109, a groove 116 for accommodating the O-ring 111 is arranged in the screw rod mounting seat 113, and the O-ring 111 is arranged in the groove 116. Two pin mounting seats 114 are symmetrically arranged on the back surface of the first door panel body 101 from left to right, a pin 110 is fixed on the pin mounting seat 114, and the pin 110 is used for initial positioning on the door panel 200. A plurality of reinforcing ribs 115 are arranged on the back surface of the first door panel 101 in a crossed manner, the plurality of reinforcing ribs 115 are respectively connected with the screw mounting seat 113, the pin mounting seat 114, the shaft sleeve base 107 and three sides of the first door panel 101, and the structural strength of the back surface of the first door panel 101 is improved through the plurality of reinforcing ribs 115 arranged in a crossed manner.

In the embodiment shown in fig. 4, the cabinet door panel structure using the fabricated door hinge mainly includes a cabinet 300, a door panel mounting port of the cabinet 300 is hinged to the door panel 200 by a plurality of fabricated door hinges 100, and an arrow-shaped boss structure 102 points to an opening end of the door panel 200.

In the embodiment shown in fig. 5 and 6, the door panel 200 includes a second door panel body 201, a square tube 202 is welded to the back of the second door panel body 201, the screw 109 of the assembled door hinge 100 passes through the second door panel body 201 and the square tube 202 and then is connected with the nut 112, and the screw 109 and the square tube 202 are locked by the nut 112. The back of the first door panel body 101 of the fabricated door hinge 100 is attached to the front of the second door panel body 201 of the door panel 200.

In the embodiment shown in fig. 5 and 6, the second door panel 201 is provided with a seat hole 204 penetrating through the second door panel, and the bushing bracket 108 and the two bushings 106 of the assembled door hinge 100 penetrate through the seat hole 204 from the front surface of the second door panel 201 and extend into the back surface of the second door panel 201. The cabinet body 300 comprises a cabinet side plate 301, two coaxially arranged fulcrum shaft seats 302 are fixed on the cabinet side plate 301, fulcrum shafts 303 are respectively arranged in the two fulcrum shaft seats 302, the two fulcrum shaft 303 are respectively and rotatably connected in the two shaft sleeves 106, and the two shaft sleeves 106 are positioned in a gap between the two fulcrum shaft seats 302.

In the embodiment shown in fig. 5 and 6, two positioning holes 203 are formed in the second door panel body 201, the two positioning holes 203 are located on two sides of the seat hole 204, and the two pins 110 of the assembly-type door hinge 100 extend into the two positioning holes 203, so that the assembly-type door hinge 100 is positioned and mounted on the second door panel body 201.

In the embodiment shown in fig. 5 and 6, the positioning hole 203 is a long waist hole, and the pin 110 can be adjusted along the length of the positioning hole 203.

In the embodiment shown in fig. 7 and 8, the second door panel body 201 is fixed with a sealing rubber strip 205 on the back surface, and the sealing rubber strip 205 can be in sealing contact with the cabinet side plate 301 of the cabinet 300.

When the assembled door hinge 100 is assembled, the O-ring 111 is pre-assembled in the groove 116 at the bottom of the screw 109, and the O-ring 111 is attached to the root of the screw 109 by means of elasticity and is tangent to the bottom surface of the groove 116, and the step is to pre-assemble the O-ring 111 and the groove 116 and prepare for subsequent assembly.

Then, the shaft sleeve bracket 108 and the two shaft sleeves 106 of the assembly type door hinge 100 are inserted into the seat hole 204 of the door panel 200 in an inclined direction, the round angle 103 of the back surface of the assembly type door hinge 100 is abutted against the front surface of the door panel 200, then the inserting azimuth angle is gradually reduced, under the tangential limitation of the round angle 103 and the side wall of the positioning hole 203, the pin 110 of the back surface of the assembly type door hinge 100 falls into the positioning hole 203, the included angle between the inclined end surface and the horizontal plane starts to play a limiting role, under the limitation and guidance of the positioning hole 203 and the seat hole 204, the assembly type door hinge 100 can only slide towards one side of the door panel 200 until the screw 109 falls into the through hole of the door panel 200 and passes through the square pipe through hole. The nut 112 is then screwed onto the threaded rod 109, and the nut 112 and the back of the fabricated door hinge 100 cooperate to clamp the second door panel 201 and the square tube 202 together as an integral assembly.

The shaft sleeve 106 of the assembled door hinge 100 assembled on the door panel 200 is tangent to the side surface of the second door panel body 201, the included angle between the inclined end surface and the horizontal plane is embedded in the form of the material thickness of the door panel 200, and the two end surfaces of the shaft sleeve support 108 are abutted to the groove edge of the seat hole 204, so that the over-constrained assembly relation is realized. Meanwhile, the shaft sleeve bracket 108 is clamped between the two shaft support bases 302, then the shaft supports 303 at the two ends of the shaft support bases 302 are pressed into the shaft holes of the shaft sleeve 106, and the positioning and the assembling between the door panel 200 and the cabinet 300 are completed by repeating the actions for a plurality of times.

The assembled cabinet 300 is mediated by a fulcrum shaft seat 302, the assembled door panel 200 is mediated by the assembled door hinge 100, and the two mediators are pressed into a plurality of positions in a shaft hole of a shaft sleeve 106 of the assembled door hinge 100 by fulcrum shafts 303 to be connected in series, so that a stable hinge rotating structure is formed. The assembly door hinge 100 can uniformly transfer the gravity and the shearing force applied to the door panel and the torque generated by opening and closing the door panel to the cabinet 300.

As shown in fig. 8, when the door panel 200 is closed, the sealing rubber strip 205 attached to the back surface of the door panel 200 is in elastic contact with the cabinet side plate 301, and the cabinet 300 is divided into an inner area and an outer area by using the sealing rubber strip 205 as a circumferential boundary, where a space area where the inner area is located is an electrical equipment accommodating area. As can be clearly seen in fig. 8, when door panel 200 is closed, fabricated door hinge 100 spans the inner and outer regions of the cabinet and provides physical support for the resilient force of bead 205 against the back of door panel 200, resulting in better flatness of the back of door panel 200.

As shown in fig. 4, the boss structure 102 of the fabricated door hinge 100 points to the door lock side of the door panel 201, and indirectly marks the opening direction of the door panel. The surface of the boss structure 102 can be coated with electrostatic powder or screen-printed with different colors, so that the first door plate 101 has a certain three-dimensional decoration effect, and the differentiation requirements of customers can be met.

The above description is intended to illustrate the present invention and not to limit the present invention, which is defined by the scope of the claims, and may be modified in any manner within the scope of the present invention.

Claims

1. An assembled door hinge, includes first door plate body (101), its characterized in that: the first door plate body (101) is of an isosceles triangle plate body structure, a shaft sleeve base (107) is arranged in the middle of the bottom edge of the back face of the first door plate body (101), a shaft sleeve support (108) is fixed on the shaft sleeve base (107), two shaft sleeves (106) are arranged on the shaft sleeve support (108) along the bottom edge direction, a gap with a certain distance is formed between the two shaft sleeves (106), and the two shaft sleeves (106) are coaxially arranged; the first door plate body (101) back apex angle position department sets up screw rod mount pad (113), and fixed screw (109) are gone up in screw rod mount pad (113), and coupling nut (112) are gone up in screw rod (109), and first door plate body (101) back bilateral symmetry sets up two round pin post mount pads (114), fixes round pin post (110) on round pin post mount pad (114).

2. An assembled door hinge according to claim 1, wherein: the positive two waist positions of first door plate body (101) department sets up boss structure (102) respectively, boss structure (102) are put from the edge of two waists of first door plate body (101) to first door plate body (101) central point and are extended the certain distance, and boss structure (102) of two waist positions of first door plate body (101) are connected and are formed the arrow point and describe.

3. An assembled door hinge according to claim 2, wherein: three corners of the first door panel body (101) are round corners.

4. An assembled door hinge according to claim 1, wherein: the end face of the lower end face of the shaft sleeve support (108) connected with the end face of the shaft sleeve (106) is an inclined end face, and the included angle between the inclined end face and the horizontal plane is theta.

5. An assembled door hinge according to claim 1, wherein: an O-shaped ring (111) is arranged between the nut (112) and the screw (109), a groove (116) for accommodating the O-shaped ring (111) is arranged in the screw mounting seat (113), and the O-shaped ring (111) is arranged in the groove (116).

6. A fabricated door hinge according to any one of claims 1 to 5, wherein: the back of the first door plate body (101) is provided with a plurality of reinforcing ribs (115) in a crossed mode, and the reinforcing ribs (115) are connected with the screw mounting seat (113), the pin mounting seat (114), the shaft sleeve base (107) and three sides of the first door plate body (101) respectively.

7. The utility model provides an use rack door plant structure of assembled hinge, includes the cabinet body (300), its characterized in that: the door plate mounting port of the cabinet body (300) is hinged with a door plate (200) through a plurality of assembly type door hinges (100), each assembly type door hinge (100) comprises a first door plate body (101), each first door plate body (101) is of an isosceles triangle plate body structure, a shaft sleeve base (107) is arranged in the middle of the bottom edge of the back face of each first door plate body (101), a shaft sleeve support (108) is fixed on each shaft sleeve base (107), two shaft sleeves (106) are arranged on each shaft sleeve support (108) along the bottom edge direction, a gap with a certain distance is formed between the two shaft sleeves (106), and the two shaft sleeves (106) are coaxially arranged; a screw mounting seat (113) is arranged at the top corner position of the back of the first door plate body (101), a screw (109) is fixed on the screw mounting seat (113), a nut (112) is connected on the screw (109), two pin mounting seats (114) are symmetrically arranged on the back of the first door plate body (101) in the left-right direction, and a pin (110) is fixed on each pin mounting seat (114);

the door plate (200) comprises a second door plate body (201), a square tube (202) is welded on the back of the second door plate body (201), a screw rod (109) of the assembled door hinge (100) penetrates through the second door plate body (201) and the square tube (202) and then is connected with a nut (112), the screw rod (109) and the square tube (202) are locked through the nut (112), and the back of the first door plate body (101) of the assembled door hinge (100) is attached to the front of the second door plate body (201) of the door plate (200); the second door plate body (201) is provided with a seat hole (204) which is through from front to back, a shaft sleeve support (108) and two shaft sleeves (106) of the assembled door hinge (100) penetrate through the seat hole (204) from the front side of the second door plate body (201) and extend into the back side of the second door plate body (201), the cabinet body (300) comprises a cabinet side plate (301), two coaxially arranged support shaft seats (302) are fixed on the cabinet side plate (301), support shafts (303) are respectively arranged in the two support shaft seats (302), the two support shafts (303) are respectively connected in the two shaft sleeves (106) in a rotating mode, and the two shaft sleeves (106) are located in a gap between the two support shaft seats (302); two positioning holes (203) are formed in the second door panel body (201), the two positioning holes (203) are located on two sides of the seat hole (204), and two pins (110) of the assembled door hinge (100) extend into the two positioning holes (203) respectively.

8. The cabinet door panel structure using the fabricated door hinge according to claim 7, wherein: the positive two waist positions of first door plate body (101) department sets up boss structure (102) respectively, boss structure (102) are put from the edge of two waists of first door plate body (101) to first door plate body (101) central point and are extended the certain distance, and boss structure (102) of two waist positions of first door plate body (101) are connected and are formed the arrow point form, and the end of opening of arrow point form boss structure (102) directional door plant (200).

9. The cabinet door panel structure using the fabricated door hinge according to claim 7, wherein: the locating hole (203) is a long waist hole, the pin column (110) can be adjusted in position along the length range of the locating hole (203), the sealing rubber strip (205) is fixed on the back of the second door panel body (201), and the sealing rubber strip (205) can be in sealing contact with the cabinet side plate (301) of the cabinet body (300).

10. The cabinet door panel structure using the fabricated door hinge according to claim 7, wherein: the end face of the lower end face of the shaft sleeve support (108) connected with the end face of the shaft sleeve (106) is an inclined end face, and the included angle between the inclined end face and the horizontal plane is theta.