Door stop structure, door stop and cabinet door

Abstract

The utility model provides a door stop structure, a door stop and a cabinet door, a main body structure, a rotatable shaft sleeve and a rotatable shaft ring are arranged in the door stop structure, the main body structure comprises a first strip-shaped structure, a second strip-shaped structure and a third strip-shaped structure, and the first strip-shaped structure and the second strip-shaped structure are both bent structures. The first strip-shaped structure is connected with the third strip-shaped structure, the third strip-shaped structure is connected with the second strip-shaped structure, the first strip-shaped structure comprises a first through hole, the second strip-shaped structure comprises a second through hole, and the first through hole corresponds to the second through hole in position; the rotatable shaft sleeve is embedded in the main body structure, the rotatable shaft sleeve penetrates through the first through hole and the second through hole, and the rotatable shaft sleeve is embedded in the rotatable shaft sleeve, so that the door stop structure freely adapts to the protection requirements of different door plates based on the bending structure, and meanwhile, the internal stability of the door stop can be improved through the combination of the rotatable shaft sleeve and the rotatable shaft ring; the space utilization rate of the cabinet door is improved, and the practicability of the cabinet door is improved.

Description

Technical Field

[0001] The utility model relates to the field of station power supply system equipment, in particular to a door stop structure, a door stop and a cabinet door. Background Art

[0002] In modern power systems, the incoming line switches, feeder switches, and monitors inside the power cabinet are key components to ensure stable power operation. In order to facilitate the maintenance and overhaul of the equipment inside the power cabinet, the cabinet door of the power cabinet needs to be highly practical and convenient.

[0003] In the existing cabinet door design, the door stop structure is too complicated, which limits the space on both sides of the rotating door panel, resulting in low space utilization, which is not conducive to the user's use of the cabinet door, and further reduces the practicality and convenience of the cabinet door. Utility Model Content

[0004] The purpose of the present utility model is to solve at least one of the technical problems existing in the prior art, and to provide a door stop structure, a door stop and a cabinet door, which can improve the stability and simplicity of the internal structure of the door stop, thereby simplifying the structural design of the cabinet door, improving the space utilization of the cabinet door, and thereby improving the practicality and convenience of the cabinet door.

[0005] To achieve the above-mentioned purpose, a first aspect of an embodiment of the present application provides a door stop structure, comprising:

[0006] A main structure, the main structure includes a first strip structure, a second strip structure and a third strip structure, the first strip structure and the second strip structure are both bent structures, the first strip structure is connected to the third strip structure, the third strip structure is connected to the second strip structure, the first strip structure includes a first through hole, the second strip structure includes a second through hole, the first through hole is arranged at a non-middle position of the first strip structure, the second through hole is arranged at a non-middle position of the second strip structure, and the position of the first through hole corresponds to the position of the second through hole;

[0007] A rotatable sleeve, which is embedded in the main structure, passes through the first through hole and the second through hole, and is used as a transmission component of the external door panel;

[0008] A rotatable shaft ring is embedded in the rotatable shaft sleeve and is used as a stabilizing component of the rotatable shaft sleeve.

[0009] Furthermore, in some embodiments, the main structure also includes multiple first baffle structures and multiple second baffle structures, the first baffle structure is arranged at one end of the first strip structure or the second strip structure, and the second baffle structure is arranged at the other end of the first strip structure or the second strip structure, and both the first baffle structure and the second baffle structure are used as connecting parts between the main structure and the external door panel.

[0010] Further, in some embodiments, the first baffle structure includes a third through hole, the second baffle structure includes a fourth through hole, the third through hole is arranged in the middle of the first baffle structure, and the fourth through hole is arranged in the middle of the second baffle structure, and both the third through hole and the fourth through hole are used as connecting through holes between the main structure and the external structure.

[0011] Further, in some embodiments, the first strip structure also includes a first folding surface and a second folding surface, the second strip structure also includes a third folding surface and a fourth folding surface, the first folding surface and the second folding surface are vertically connected to each other, the third folding surface and the fourth folding surface are vertically connected to each other, the third folding surface is parallel to the first folding surface, the first through hole passes through the interior of the first folding surface, and the second through hole passes through the interior of the third folding surface.

[0012] Furthermore, in some embodiments, the rotatable sleeve and the rotatable collar are fixed by welding or pressing.

[0013] Furthermore, a second aspect of the embodiment of the present application provides a door stop, comprising:

[0014] A first door stop structure, a second door stop structure, a first supporting structure and a second supporting structure, wherein the first door stop structure and the second door stop structure are both door stop structures as described in the first aspect above, and the first supporting structure and the second supporting structure both serve as brackets for the first door stop structure and the second door stop structure;

[0015] One end of the first door stop structure is connected to one end of the first supporting structure, the other end of the first door stop structure is connected to one end of the second supporting structure, one end of the second door stop structure is connected to the other end of the first supporting structure, the other end of the second door stop structure is connected to the other end of the second supporting structure, the first door stop structure and the second door stop structure are parallel to each other, the first door stop structure and the first supporting structure are perpendicular to each other, and the first supporting structure and the second supporting structure are parallel to each other.

[0016] Furthermore, in some embodiments, the door stop also includes a plurality of connecting screws, which are self-tapping and self-locking screws, and are used as connecting components between various structures in the door stop.

[0017] Furthermore, in some embodiments, the first supporting structure and the second supporting structure both include columns and panel mounting structures, the columns serve as the supporting bodies of the first supporting structure or the second supporting structure, the panel mounting structures serve as limiting components of the external door panels, and the panel mounting structures are connected to the columns based on connecting screws.

[0018] Further, in some embodiments, the panel mounting structure includes a first door frame folding surface, a second door frame folding surface and a third door frame folding surface, the first door frame folding surface is used as a connecting surface between the panel mounting structure and the column, the first door frame folding surface is in contact with a folding surface of the column, the connecting screws pass through the first door frame folding surface and are fixed to the column, the second door frame folding surface and the third door frame folding surface are both used as limiting surfaces of the external door panel, and the length of the second door frame folding surface is greater than the length of the third door frame folding surface.

[0019] Furthermore, a third aspect of the embodiment of the present application provides a cabinet door, comprising:

[0020] A door stop, the door stop being the door stop according to the second aspect above;

[0021] The door panel is embedded in the door stop, and the door panel is connected to the first door stop structure and the second door stop structure respectively, the first door stop structure is located above the door panel, and the second door stop structure is located below the door panel;

[0022] Among them, the inner side of the door panel includes a hinge and a door lock. The hinge is used as a transmission component of the door panel, and the door lock serves as a closing switch between the door panel and the door stop. The hinge is located next to the rotating axis side of the door panel, and the door lock is located next to the non-rotating axis side of the door panel. The transmission shaft of the hinge is embedded in the rotatable sleeve of the first door stop structure.

[0023] A door stop structure, door stop and cabinet door according to an embodiment of the utility model have at least the following beneficial effects: by providing a main structure, a rotatable shaft sleeve and a rotatable shaft ring in the door stop structure, the main structure includes a first strip structure, a second strip structure and a third strip structure, the first strip structure and the second strip structure are both bent structures, the first strip structure is connected to the third strip structure, the third strip structure is connected to the second strip structure, the first strip structure includes a first through hole, the second strip structure includes a second through hole, the first through hole is arranged at a non-middle position of the first strip structure, the second through hole is arranged at a non-middle position of the second strip structure, and the position of the first through hole is relative to the position of the second through hole The rotatable shaft sleeve is embedded in the main structure, and the rotatable shaft sleeve passes through the first through hole and the second through hole, and the rotatable shaft sleeve is used as a transmission component of the external door panel; the rotatable shaft ring is embedded in the rotatable shaft sleeve, and the rotatable shaft ring is used as a stabilizing component of the rotatable shaft sleeve, so that the door stop structure can be freely adapted to the protection needs of different door panels based on the bending structure, and at the same time, it also has a rotatable kit inside, and there is no need for the combination of an external transmission structure, thereby simplifying the simplicity of the door stop structure, and the combination of the rotatable shaft sleeve and the rotatable shaft ring can also improve the stability of the internal structure of the door stop, thereby simplifying the structural design of the cabinet door, improving the space utilization rate of the cabinet door, and improving the practicality and convenience of the cabinet door.

[0024] Other features and advantages of the present invention will be described in the following description and will become apparent in part from the description. The purpose and other advantages of the present invention can be realized and obtained through the structures particularly pointed out in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The accompanying drawings are used to provide a further understanding of the technical solution of the utility model and constitute a part of the specification. Together with the embodiments of the utility model, they are used to explain the technical solution of the utility model and do not constitute a limitation on the technical solution of the utility model.

[0026] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0027] Figure 1 It is an overall structural diagram of a door stop structure provided by some embodiments of the utility model;

[0028] Figure 2 It is a partial structural diagram of a door stop structure provided by other embodiments of the utility model;

[0029] Figure 3 It is an overall structural diagram of a cabinet door with a door stop provided by some embodiments of the utility model;

[0030] Figure 4 is a front view of a cabinet door with a door stop provided in some embodiments of the utility model;

[0031] Figure 5 It is a top view of a cabinet door with a door stop provided in some embodiments of the utility model.

[0032] Reference numerals: door stop structure 1000, main structure 1100, rotatable shaft sleeve 1200, rotatable shaft collar 1300, first strip structure 1110, first through hole 1111, first folding surface 1112, second folding surface 1113, second strip structure 1120, second through hole 1121, third folding surface 1122, fourth folding surface 1123, third strip structure 1130, first baffle structure 1140, third through hole 1141, second baffle structure 1150, fourth through hole 1151, rotatable shaft sleeve 1200, rotatable shaft collar 1300;

[0033] Door stop 2000, first door stop structure 2100, second door stop structure 2200, first support structure 2300, column 2310, panel mounting structure 2320, first door frame folding surface 2321, second door frame folding surface 2322, third door frame folding surface 2323, second support structure 2400, connecting screws 2500;

[0034] Cabinet door 3000, door panel 3100, hinge 3110, door lock 3120. DETAILED DESCRIPTION

[0035] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0036] In the description of the utility model, if there is a description of first and second, it is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0037] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0038] In modern power systems, the incoming line switches, feeder switches, and monitors inside the power cabinet are key components to ensure stable power operation. In order to facilitate the maintenance and overhaul of the equipment inside the power cabinet, the cabinet door of the power cabinet needs to be highly practical and convenient.

[0039] In the existing cabinet door design, the door stop structure is too complicated, which limits the space on both sides of the rotating door panel, resulting in low space utilization, which is not conducive to the user's use of the cabinet door, and further reduces the practicality and convenience of the cabinet door.

[0040] Based on this, the embodiment of the utility model provides a door stop structure, a door stop and a cabinet door, wherein a main structure, a rotatable shaft sleeve and a rotatable shaft ring are provided in the door stop structure, the main structure includes a first strip structure, a second strip structure and a third strip structure, the first strip structure and the second strip structure are both bent structures, the first strip structure is connected to the third strip structure, the third strip structure is connected to the second strip structure, the first strip structure includes a first through hole, the second strip structure includes a second through hole, the first through hole is arranged at a non-middle position of the first strip structure, the second through hole is arranged at a non-middle position of the second strip structure, and the position of the first through hole corresponds to the position of the second through hole; The rotating shaft sleeve is embedded in the main structure, and the rotatable shaft sleeve passes through the first through hole and the second through hole. The rotatable shaft sleeve is used as a transmission component of the external door panel; the rotatable shaft sleeve is embedded in the rotatable shaft sleeve, and the rotatable shaft ring is used as a stabilizing component of the rotatable shaft sleeve, so that the door stop structure can be freely adapted to the protection needs of different door panels based on the bending structure. At the same time, it also has a rotatable kit inside, which does not require the combination of an external transmission structure, thereby simplifying the simplicity of the door stop structure. At the same time, the combination of the rotatable shaft sleeve and the rotatable shaft ring can also improve the stability of the internal structure of the door stop, thereby simplifying the structural design of the cabinet door, improving the space utilization of the cabinet door, and improving the practicality and convenience of the cabinet door.

[0041] Therefore, the embodiments of the present invention are further described below in conjunction with the accompanying drawings.

[0042] Reference Figure 1 As shown, Figure 1 1 is an overall structural diagram of a door stop structure provided by some embodiments of the present invention. The door stop structure 1000 includes a main structure 1100, a rotatable shaft sleeve 1200 and a rotatable shaft ring 1300. The main structure 1100 includes a first bar structure 1110, a second bar structure 1120 and a third bar structure 1130. The first bar structure 1110 and the second bar structure 1120 are both bent structures. The first bar structure 1110 is connected to the third bar structure 1130. The third bar structure 1130 is connected to the The second bar structure 1120 is connected, the first bar structure 1110 includes a first through hole 1111, the second bar structure 1120 includes a second through hole 1121, the first through hole 1111 is arranged at a non-middle position of the first bar structure 1110, and the second through hole 1121 is arranged at a non-middle position of the second bar structure 1120, the position of the first through hole 1111 corresponds to the position of the second through hole 1121, thereby allowing the door stop structure to freely adapt to the protection needs of different door panels based on the bending structure, thereby improving the overall strength of the door stop structure.

[0043] Among them, refer to Figure 2 As shown, Figure 2 It is a partial structural diagram of the door stop structure provided by other embodiments of the utility model, from Figure 2It can be seen that the width of the third strip structure 1130 can be any value and can be adaptively adjusted according to the size of the door panel, thereby improving the overall strength of the door stop structure.

[0044] It should also be noted that the first bar structure 1110 , the second bar structure 1120 and the third bar structure 1130 are all made of sheet metal materials, thereby being able to improve the overall strength of the door stop structure.

[0045] At the same time, the rotatable sleeve 1200 is embedded in the main structure 1100, and the rotatable sleeve 1200 passes through the first through hole 1111 and the second through hole 1121, and the rotatable sleeve 1200 is used as a transmission component of the external door panel; the rotatable shaft ring 1300 is embedded in the rotatable sleeve 1200, and the rotatable shaft ring 1300 is used as a stabilizing component of the rotatable sleeve 200, so that the combination between the rotatable sleeve and the rotatable shaft ring can also improve the stability of the structure inside the door stop, thereby simplifying the structural design of the cabinet door, improving the space utilization of the cabinet door, and improving the practicality and convenience of the cabinet door.

[0046] It should be noted that from Figure 1 It can be seen that the main structure 1100 also includes a first baffle structure 1140 and a second baffle structure 1150. The first baffle structure 1140 is arranged at one end of the first bar structure 1110 or the second bar structure 1120, and the second baffle structure 1150 is arranged at the other end of the first bar structure 1110 or the second bar structure 1120. The first baffle structure 1140 and the second baffle structure 1150 are both used as connecting parts between the main structure 1100 and the external door panel, thereby facilitating the connection between the main structure 1100 and the external door panel, providing ease of installation of the cabinet door.

[0047] Further, refer to Figure 1 As shown, the first baffle structure 1140 includes a third through hole 1141, and the second baffle structure 1150 includes a fourth through hole 1151. The third through hole 1141 is arranged in the middle of the first baffle structure 1140, and the fourth through hole 1151 is arranged in the middle of the second baffle structure 1150. The third through hole 1141 and the fourth through hole 1151 are both used as connecting through holes between the main structure 1100 and the external structure, thereby facilitating the improvement of fixing through holes for the main structure 1100 and the external door panel, thereby providing stability for the cabinet door installation.

[0048] Furthermore, reference Figure 1As shown, the first strip structure 1110 also includes a first folding surface 1112 and a second folding surface 1113, and the second strip structure 1120 also includes a third folding surface 1122 and a fourth folding surface 1123. The first folding surface 1112 and the second folding surface 1113 are vertically connected to each other, the third folding surface 1122 and the fourth folding surface 1123 are vertically connected to each other, the third folding surface 1122 is parallel to the first folding surface 1112, the first through hole 1111 passes through the interior of the first folding surface 1112, and the second through hole 1121 passes through the interior of the third folding surface 1122.

[0049] It should be noted that the rotatable sleeve 1200 and the rotatable collar 1300 are fixed by welding or pressing, thereby improving the stability of the door stop.

[0050] In the second aspect, the door stop provided in some embodiments of the utility model is further described.

[0051] Reference Figure 3 As shown, Figure 3 is an overall structural diagram of a cabinet door with a door stop provided by some embodiments of the utility model, wherein Figure 3 It can be seen that the door stop 2000 includes a first door stop structure 2100, a second door stop structure 2200, a first supporting structure 2300 and a second supporting structure 2400. The first door stop structure 2100 and the second door stop structure 2200 are both the door stop structure 1000 of the first aspect described above, and the first supporting structure 2300 and the second supporting structure 2400 both serve as supports for the first door stop structure 2100 and the second door stop structure 2200.

[0052] Among them, one end of the first door stop structure 2100 is connected to one end of the first supporting structure 2300, the other end of the first door stop structure 2100 is connected to one end of the second supporting structure 2400, one end of the second door stop structure 2200 is connected to the other end of the first supporting structure 2300, and the other end of the second door stop structure 2200 is connected to the other end of the second supporting structure 2400. The first door stop structure 2100 and the second door stop structure 2200 are parallel to each other, the first door stop structure 2100 and the first supporting structure 2300 are perpendicular to each other, and the first supporting structure 2300 and the second supporting structure 2400 are parallel to each other.

[0053] At the same time, refer to Figure 4 As shown, Figure 4It is a front view of a cabinet door with a door stop provided by some embodiments of the utility model. The door stop 2000 also includes a plurality of connecting screws 2500. The connecting screws 2500 are self-tapping and self-locking screws. The connecting screws 2500 are used as connecting components between various structures in the door stop. The connecting screws 2500 pass through the third through hole of the first door stop structure 2100 and are fixed to one end of the first supporting structure 2300, or the connecting screws 2500 pass through the third through hole of the first door stop structure 2100 and are fixed to one end of the second supporting structure 2400, or the connecting screws 2500 pass through the third through hole of the second door stop structure 2200 and are fixed to the other end of the second supporting structure 2400, or the connecting screws 2500 pass through the third through hole of the second door stop structure 2200 and are fixed to the other end of the second supporting structure 2400.

[0054] Further, from Figure 4 It can be seen that the first supporting structure 2300 and the second supporting structure 2400 both include a column 2310 and a panel mounting structure 2320. The column 2310 serves as the supporting body of the first supporting structure 2300 or the second supporting structure 2400, and the panel mounting structure 2320 serves as a limiting component of the external door panel. The panel mounting structure 2320 and the column 2310 are connected based on connecting screws 2500.

[0055] Secondly, refer to Figure 5 As shown, Figure 5 It is a top view of a cabinet door with a door stop provided by some embodiments of the utility model. The panel mounting structure 2320 includes a first door frame folding surface 2321, a second door frame folding surface 2322 and a third door frame folding surface 2323. The first door frame folding surface 2321 is used as a connecting surface between the panel mounting structure 2320 and the column 2310. The first door frame folding surface 2321 is in contact with a folding surface of the column 2310. The connecting screw 2500 passes through the first door frame folding surface 2321 and is fixed to the column 2310. The second door frame folding surface 2322 and the third door frame folding surface 2323 are both used as limiting surfaces of the outer door panel. The length of the second door frame folding surface 2322 is greater than the length of the third door frame folding surface 2323, so that the panel mounting structure 2320 can play the role of door frame limiting without the need for other structural combinations, thereby improving the simplicity of the door stop.

[0056] And, in the third aspect, the cabinet doors provided in some embodiments of the utility model are further described.

[0057] Refer again Figure 3As shown, the cabinet door 3000 includes: the door stop 2000 and the door panel 3100 as described in the second aspect above, the door panel 3100 is embedded in the door stop 2000, the door panel 3100 is connected to the first door stop structure 2100 and the second door stop structure 2200 respectively, the first door stop structure 2100 is located above the door panel 3100, and the second door stop structure 2100 is located below the door panel 3100;

[0058] Among them, the inner side of the door panel 3100 includes a hinge 3110 and a door lock 3120. The hinge 3110 is used as a transmission component of the door panel 3100, and the door lock 3120 is used as a closing switch between the door panel 3100 and the door stop 2000. The hinge 3110 is located next to the rotating axis edge of the door panel 3100, and the door lock 3120 is located next to the non-rotating axis edge of the door panel 3100. The transmission shaft of the hinge 3110 is embedded in the rotatable sleeve 1200 of the first door stop structure 2100.

[0059] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A door stop structure, characterized in that ,include: A main structure, wherein the main structure includes a first strip structure, a second strip structure and a third strip structure, wherein the first strip structure and the second strip structure are both bent structures, wherein the first strip structure is connected to the third strip structure, wherein the third strip structure is connected to the second strip structure, wherein the first strip structure includes a first through hole, wherein the second strip structure includes a second through hole, wherein the first through hole is disposed at a non-middle position of the first strip structure, wherein the second through hole is disposed at a non-middle position of the second strip structure, and wherein the position of the first through hole corresponds to the position of the second through hole; A rotatable sleeve, the rotatable sleeve is embedded in the main structure, the rotatable sleeve passes through the first through hole and the second through hole, and the rotatable sleeve is used as a transmission component of the external door panel; A rotatable collar is embedded in the rotatable sleeve, and the rotatable collar is used as a stabilizing component of the rotatable sleeve.

2. The door stop structure according to claim 1, characterized in that: The main structure also includes multiple first baffle structures and multiple second baffle structures. The first baffle structure is arranged at one end of the first strip structure or the second strip structure, and the second baffle structure is arranged at the other end of the first strip structure or the second strip structure. The first baffle structure and the second baffle structure are both used as connecting parts between the main structure and the external door panel.

3. The door stop structure according to claim 2, characterized in that: The first baffle structure includes a third through hole, and the second baffle structure includes a fourth through hole. The third through hole is arranged in the middle of the first baffle structure, and the fourth through hole is arranged in the middle of the second baffle structure. The third through hole and the fourth through hole are both used as connecting through holes between the main structure and the external structure.

4. The door stop structure according to claim 1, characterized in that: The first strip structure also includes a first folding surface and a second folding surface, and the second strip structure also includes a third folding surface and a fourth folding surface, the first folding surface and the second folding surface are vertically connected to each other, the third folding surface and the fourth folding surface are vertically connected to each other, the third folding surface is parallel to the first folding surface, the first through hole passes through the interior of the first folding surface, and the second through hole passes through the interior of the third folding surface.

5. The door stop structure according to claim 1, characterized in that: The rotatable sleeve and the rotatable collar are fixed by welding or pressing.

6. A door stop, characterized in that ,include: A first door stop structure, a second door stop structure, a first support structure, and a second support structure, wherein the first door stop structure and the second door stop structure are both door stop structures according to any one of claims 1 to 5, and the first support structure and the second support structure both serve as brackets for the first door stop structure and the second door stop structure; One end of the first door stop structure is connected to one end of the first supporting structure, the other end of the first door stop structure is connected to one end of the second supporting structure, one end of the second door stop structure is connected to the other end of the first supporting structure, the other end of the second door stop structure is connected to the other end of the second supporting structure, the first door stop structure and the second door stop structure are parallel to each other, the first door stop structure and the first supporting structure are perpendicular to each other, and the first supporting structure and the second supporting structure are parallel to each other.

7. The door stop according to claim 6, characterized in that: The door stop also includes a plurality of connecting screws, which are self-tapping and self-locking screws and are used as connecting components between various structures in the door stop.

8. The door stop according to claim 7, characterized in that: The first supporting structure and the second supporting structure both include columns and panel mounting structures, wherein the columns serve as the supporting bodies of the first supporting structure or the second supporting structure, and the panel mounting structures serve as limiting components of the external door panels, and the panel mounting structures are connected to the columns based on the connecting screws.

9. The door stop according to claim 8, characterized in that: The panel mounting structure includes a first door frame folding surface, a second door frame folding surface and a third door frame folding surface. The first door frame folding surface is used as a connecting surface between the panel mounting structure and the column. The first door frame folding surface is in contact with a folding surface of the column. The connecting screw passes through the first door frame folding surface and is fixed to the column. The second door frame folding surface and the third door frame folding surface are both used as limiting surfaces of the outer door panel. The length of the second door frame folding surface is greater than the length of the third door frame folding surface.

10. A cabinet door, characterized in that ,include: A door stop, wherein the door stop is a door stop as claimed in any one of claims 6 to 9; A door panel, wherein the door panel is embedded in the door stop, and the door panel is connected to the first door stop structure and the second door stop structure respectively, wherein the first door stop structure is located above the door panel, and the second door stop structure is located below the door panel; Among them, the inner side of the door panel includes a hinge and a door lock, the hinge is used as a transmission component of the door panel, and the door lock is used as a closing switch between the door panel and the door stop, the hinge is located next to the rotating axis edge of the door panel, and the door lock is located next to the non-rotating axis edge of the door panel, and the transmission shaft of the hinge is embedded in the rotatable sleeve of the first door stop structure.

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