Control cabinet structure

Abstract

The utility model discloses a control cabinet structure which is characterized in that the control cabinet structure comprises a rectangular cabinet shell, a door frame of the cabinet shell is hinged with a door plate, the cabinet shell is provided with a back plate for installing electrical components, the back plate and the door plate are oppositely arranged, and the control cabinet structure further comprises an installation frame hinged to the inner side of the door frame. The other side of the door frame is provided with a locking piece fixed to the installation frame. When the installation frame is fixed through the locking piece, the installation frame is located in the cabinet body shell, and the installation frame and the back plate are arranged in a front-and-back mode. A protective shell is arranged on the outward side of the installation frame and protrudes towards the outer side of the door frame, the rotary installation frame is adopted, and installation stations of the cabinet body are increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cabinet body, more specifically, it relates to a control cabinet structure. BACKGROUND

[0002] The control cabinet is the equipment that switchgear, measuring instrument, protection electric appliance and auxiliary equipment are assembled in the closed or semi-closed metal cabinet or screen frame according to the electrical wiring requirements, and its arrangement should meet the requirements of the normal operation of the power system, facilitate the maintenance, and do not endanger the safety of the person and surrounding equipment.

[0003] The cabinet body structure of the control cabinet has high cabinet and low cabinet, and the height of the low cabinet is generally 60-80cm, and the height of the cabinet body is mainly determined according to the installation environment of the cabinet body. The position of the electric element installed in the low cabinet is relatively less than that in the high cabinet, and therefore a cabinet body design capable of increasing the installation position of the electric element in the low cabinet is required. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a control cabinet structure, which adopts a rotating mounting rack to increase the mounting station of the cabinet body.

[0005] The above technical purpose of the utility model is realized by the following technical scheme.

[0006] A control cabinet structure comprises a cabinet body shell in the shape of a rectangle, a door frame of the cabinet body shell is hingedly connected with a door plate, the cabinet body shell is provided with a back plate for mounting electric elements, the back plate and the door plate are oppositely arranged, further comprising a mounting rack hingedly connected to the inner side of the door frame, and the other side of the door frame is provided with a locking member fixed with the mounting rack; when the mounting rack is fixed through the locking member, the mounting rack is located in the interior of the cabinet body shell, and the mounting rack and the back plate are arranged in front of and behind each other; the side of the mounting rack facing outward is provided with a protective shell, and the protective shell is arranged in a protruding manner towards the outer side of the door frame.

[0007] Preferably, the protective shell is provided with an outward-facing maintenance opening, and the upper portion of the protective shell is provided with a ventilation opening.

[0008] Preferably, the upper portion of the protective shell is provided with a water baffle, and the water baffle is located above the ventilation opening.

[0009] Preferably, the mounting rack is fixed with a locking plate protruding outward, the door frame is provided with a connecting plate, and the locking member is vertically locked with the locking plate and the connecting plate.

[0010] Preferably, the inner side of the door plate is provided with an elastic buckle, the locking plate is in the shape of an L-shaped plate body, and one end of the locking plate protrudes outward;

[0011] When the door plate is opened, the mounting rack is rotated outward to push the protruding end of the locking plate to insert into the elastic buckle;

[0012] When the door plate is closed, the protruding end of the locking plate is inserted into the elastic buckle.

[0013] Preferably, one end of the protective shell is inserted into the mounting rack, and the other end of the protective shell is fixed to the mounting rack by a first screw.

[0014] Preferably, the locking member is a second screw vertically connected between the lock plate and the connecting plate.

[0015] Preferably, the locking member is a bolt vertically inserted between the lock plate and the connecting plate.

[0016] Preferably, the mounting rack is fixed with a rotating arm extending outward, and the rotating arm is hinged to the door frame.

[0017] Preferably, the number of mounting racks is two, and the two mounting racks are arranged in an up-down manner.

[0018] In summary, the utility model has at least one of the following beneficial effects:

[0019] The cabinet body adopts an increased rotating mounting rack, and the mounting rack and the back plate of the cabinet body are arranged in a front-rear manner, so as to meet the requirement of increasing the installation cabinet of the electrical component under the premise that the installation station in the height direction of the low cabinet is limited. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a schematic view of the mounting rack in the embodiment when the cabinet body is opened;

[0021] Figure 2 is Figure 1 an enlarged view of A in the embodiment;

[0022] Figure 3 is a structural schematic view of the mounting rack in the embodiment;

[0023] Figure 4 is an exploded schematic view of the mounting rack and the protective shell in the embodiment;

[0024] Figure 5 is a front view schematic view of the mounting rack fixed in the door frame in the embodiment;

[0025] Figure 6 is a top view schematic view of the mounting rack fixed in the door frame in the embodiment;

[0026] Figure 7 is a schematic view of the water baffle mounted on the protective shell in the embodiment;

[0027] Figure 8 is a flow schematic view of the lock plate inserted into the elastic buckle in the embodiment;

[0028] Figure 9 is a position schematic view of the elastic buckle on the door plate in the embodiment;

[0029] Figure 10 is a sectional view of the lock plate inserted into the elastic buckle in the embodiment;

[0030] Figure 11 is the schematic view of two mounting racks in the embodiment located in the cabinet body.

[0031] In the figure:

[0032] 1, cabinet shell; 11, door panel; 12, back plate; 13, side plate; 14, door frame; 15, connecting plate;

[0033] 2, mounting rack; 21, rotating arm; 22, lock plate;

[0034] 3, locking piece;

[0035] 4, protective shell; 41, access hole; 42, air vent; 43, No. 1 screw; 44, socket; 45, plug plate;

[0036] 51, water baffle;

[0037] 61, elastic buckle. DETAILED DESCRIPTION

[0038] The utility model will be further explained in detail in combination with the drawings.

[0039] Embodiment 1, a control cabinet structure, refer to Figure 1 , including the cabinet shell 1 of rectangular body shape, the cabinet height is 75cm, the cabinet shell 1 is made of stainless steel sheet metal.

[0040] The cabinet shell 1 includes a base, two side plates 13, a back plate 12 and a top plate, a back plate 12 and a door panel 11 are arranged between the two side plates 13; in the closed state, the back plate 12 and the door panel 11 are arranged oppositely.

[0041] The door frame 14 is welded and fixed inside the cabinet shell 1, and the door panel 11 is hinged on the door frame 14 through a rotating shaft.

[0042] The working plate is fixed on the back plate 12 through a screw, and the mounting hole is formed in the working plate, which is used for inserting and installing electrical elements and can fix the electrical elements and the working plate through a screw.

[0043] The mounting rack 2 is hinged on the inner side of the door frame 14, and the mounting rack 2 is used for installing electrical elements.

[0044] The mounting rack 2 and the back plate 12 are arranged in front and back;

[0045] The other side of the door frame 14 is provided with the locking piece 3 fixed with the mounting rack 2, and the locking piece 3 is a No. 2 screw.

[0046] Refer to Figure 2 and Figure 3The mounting rack 2 is fixed with a lock plate 22 protruding outward, the door frame 14 is fixed with a connecting plate 15 through screws, and the locking member 3 is vertically locked with the lock plate 22 and the connecting plate 15.

[0047] When the mounting rack 2 is screwed into the cabinet body 1, the perforations of the lock plate 22 and the threaded holes of the connecting plate 15 are aligned, and the lock plate 22 is above the connecting plate 15; the locking member 3, i.e., the second screw, can pass through the perforations and then be connected and fixed with the threaded holes, so that the mounting rack 2 and one end of the connecting plate 15 are fixed, and since the other end of the mounting rack 2 is hinged with the door frame 14, the mounting rack 2 can be stably installed in the cabinet body at this time.

[0048] In other embodiments, the locking member 3 can also be a latch, the upper head of the latch is large, the latch is directly inserted into the aligned holes of the lock plate 22 and the connecting plate 15, and the upper end of the latch abuts against the lock plate 22, and the advantage of the latch is that it can achieve faster plugging and unplugging actions.

[0049] The structure of the mounting rack 2 is as follows, referring to Figure 3 and Figure 4 :

[0050] The mounting rack 2 is a metal plate, and the mounting hole positions of electrical elements are provided.

[0051] One end of the mounting rack 2 is welded and fixed with a rotating arm 21, the rotating arm 21 is a metal folded plate, there are two rotating arms 21, and the rotating arms 21 are vertically arranged on the mounting rack 2 and protrude outward, and the rotating arms 21 are hinged with the door frame 14 through rotating shafts.

[0052] The other end of the mounting rack 2 is fixed with a connecting lock plate 22 through screws, and the lock plate 22 is also arranged protruding outward.

[0053] Since the outward protruding ends of the rotating arms 21 and the lock plate 22 are connected with the edges of the door frame 14, when the mounting rack 2 and the door frame 14 are fixed, the mounting rack 2 is located on the inside of the cabinet body, as shown in Figure 6 .

[0054] The principle of use of the mounting rack 2 is that after the electrical elements are installed in the back plate 12 of the cabinet body, the electrical elements can also be installed on the mounting rack 2, and the excess amount of the wires on the mounting rack 2 is sufficient for the rotation of the mounting rack 2.

[0055] When the back plate 12 needs to be overhauled, the mounting rack 2 is rotated to open and provide space for the overhaul operation in the cabinet body.

[0056] When the cabinet body is normally operated, the mounting rack 2 and the door frame 14 are fixed through the second screw, as shown in Figure 5 and Figure 6 .

[0057] Such design for short cabinet, reasonable increase the installation site of electrical components, without interfering with the later maintenance problem.

[0058] With reference to Figures 3-4 In order to avoid the mounting bracket 2 outward rotation, electrical components on the mounting bracket 2 impact, in the mounting bracket 2 is provided with a protective shell 4, the protective shell 4 is a metal shell made of sheet metal.

[0059] The protective shell 4 is provided with outward maintenance opening 41, the protective shell 4 is provided with air vent 42. Air vent 42 and maintenance opening 41 have the function of heat dissipation; the outward maintenance opening 41 of the protective shell 4 is convenient for maintenance personnel to directly observe the electrical components and simple maintenance.

[0060] Embodiment 2, a control cabinet structure, which is different from embodiment 1, with reference to Figures 3-4 In order to facilitate the replacement of electrical components on the mounting bracket 2, the protective shell 4 and the mounting bracket 2 are detachably connected, the specific connection mode is as follows:

[0061] One end of the protective shell 4 is bent to form a plug plate 45, the plug plate 45 is a metal plate with a certain elastic property, and the mounting bracket 2 is provided with a socket 44, the plug plate 45 can be inserted into the socket 44 at an angle, realizing the insertion connection of one end;

[0062] The other end of the protective shell 4 is fixed to the mounting bracket 2 by a No. 43 screw.

[0063] The two ends of the protective shell 4 and the mounting bracket 2 are detachably connected by plug-in and screw fixing, which has the advantages of convenient disassembly and stable connection.

[0064] In other embodiments, the protective shell 4 can be fixed to the mounting bracket 2 by a No. 43 screw and the two ends.

[0065] With reference to Figure 7 The protective shell 4 is provided with a water baffle 51 above the protective shell 4, and a stand column is welded and fixed between the protective shell 4 and the water baffle 51.

[0066] The water baffle 51 is located above the air vent 42, so as to avoid rain or foreign matter from entering the electrical components through the air vent 42; the reason for such design is that the mounting bracket 2 has the working condition of rotating column to the outside of the cabinet, at this time, if there is rain or foreign matter falling from above, the electrical components on the mounting bracket 2 may be damaged by the rain or foreign matter falling from the air vent 42, and the water baffle 51 is used to block the rain or foreign matter from above from contacting the electrical components through the air vent 42, so as to protect the electrical components.

[0067] Embodiment 3, a control cabinet structure, which is different from embodiment 1 or embodiment 2, with reference to Figures 8-10The inner side of the door plate 11 is provided with an elastic buckle 61, which comprises upper and lower arranged elastic blocks made of metal sheet, and the facing surfaces of the two elastic blocks are provided with convex elastic sheet blocks, and the elastic blocks form an elastic clamping gap therebetween.

[0068] When the lock plate 22 is inserted into the gap of the elastic buckle 61, the lock plate 22 extrudes the elastic blocks to realize the locking of the lock plate 22 and the elastic buckle.

[0069] The user can separate the lock plate 22 and the elastic buckle 61 by manually pushing.

[0070] The structure of the lock plate 22 is that the lock plate 22 is an L-shaped plate body, and one end of the lock plate 22 protrudes outward, that is, the short side of the L-shaped plate body protrudes outward.

[0071] When the door plate 11 is opened, the mounting frame 2 is rotated outward to push the protruding end of the lock plate 22 to be inserted into the elastic buckle 61, so as to temporarily clasp and fix the door plate 11 and the mounting frame 2. The purpose of such design is that when the electrical components in the cabinet body are maintained, the mounting frame 2 is opened, and the workers are inevitably impacted with the mounting frame 2 during the maintenance process, so that the mounting frame 2 and the door plate 11 are subjected to secondary impact. Clasping the mounting frame 2 and the door plate 11 can reduce the occurrence of secondary impact.

[0072] Secondly, when the door plate 11 is closed, the lock plate 22 has been fixed in the cabinet, and rotating the door plate 11 makes the protruding end of the lock plate 22 inserted into the elastic buckle 61. At this time, the clamping relationship between the lock plate 22 and the elastic buckle 61 becomes the locking part when the door plate 11 closes the cabinet.

[0073] Embodiment 4, a control cabinet structure, which is different from the embodiment 1 or the embodiment 2 or the embodiment 3, refers to Figure 11 The number of the mounting frames 2 is two, and the two mounting frames 2 are arranged on the door frame 14 in an up-down manner, so that the mounting position of the electrical components is increased.

[0074] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solution falling within the concept of the present application shall fall within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the technical field, some improvements and decorations without departing from the principle of the present application shall also be considered as the protection scope of the present application.

Claims

1. A control cabinet structure comprising a rectangular cabinet housing (1), a door frame (14) of the cabinet housing (1) being hinged with a door panel (11), the cabinet housing (1) being provided with a back panel (12) for mounting electric components, the back panel (12) and the door panel (11) being oppositely arranged, characterized in that, The mounting frame (2) is hinged on the inner side of the door frame (14), and the other side of the door frame (14) is provided with a locking piece (3) fixed with the mounting frame (2); When the mounting frame (2) is fixed by the locking piece (3), the mounting frame (2) is located inside the cabinet body shell (1), and the mounting frame (2) and the back plate (12) are arranged in front and back; The outer side of the mounting frame (2) is provided with a protective shell (4), and the protective shell (4) is arranged protruding outwardly to the outer side of the door frame (14).

2. A control cabinet structure according to claim 1, characterised in that: The protective shell (4) is provided with an outwardly opening maintenance opening (41), and the upper side of the protective shell (4) is provided with a ventilation opening (42).

3. A control cabinet structure according to claim 2, characterised in that: The upper side of the protective shell (4) is provided with a water baffle (51), and the water baffle (51) is located above the ventilation opening (42).

4. A control cabinet structure according to claim 1, characterized in that: The mounting frame (2) is fixed with an outwardly protruding lock plate (22), the door frame (14) is provided with a connecting plate (15), and the locking piece (3) is vertically locked with the lock plate (22) and the connecting plate (15).

5. A control cabinet structure according to claim 4, characterised in that: The inner side of the door plate (11) is provided with an elastic buckle (61), the lock plate (22) is an L-shaped plate body, and one end of the lock plate (22) protrudes outwardly; When the door plate (11) is opened, the mounting frame (2) is rotated outwardly to push the protruding end of the lock plate (22) to insert into the elastic buckle (61); When the door plate (11) is closed, the protruding end of the lock plate (22) is inserted into the elastic buckle (61).

6. A control cabinet structure according to claim 1, characterized in that: One end of the protective shell (4) is inserted into the mounting frame (2), and the other end of the protective shell (4) is fixed to the mounting frame (2) by a No. 1 screw (43).

7. A control cabinet structure according to claim 4, characterised in that: The locking piece (3) is a No. 2 screw vertically connected to the lock plate (22) and the connecting plate (15).

8. A control cabinet structure according to claim 4, characterized in that: The locking piece (3) is a vertical latch inserted into the lock plate (22) and the connecting plate (15).

9. A control cabinet structure according to claim 1, characterized in that: The mounting frame (2) is fixed with an outwardly extending rotating arm (21), and the rotating arm (21) is hinged on the door frame (14).

10. A control cabinet structure according to claim 1, characterized in that: The number of mounting frames (2) is two, and the two mounting frames (2) are arranged in up and down.

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