Electrical control cabinet convenient for replacing and maintaining elements

Abstract

The invention relates to the technical field of electrical cabinets, in particular to an electrical control cabinet convenient to replace and maintain elements, which comprises a cabinet body, a cabinet door is rotatably arranged on the cabinet body, a plurality of clamping frames are slidably arranged in the cabinet body, and the electrical control cabinet further comprises a plurality of sliding strips arranged on one sides of the clamping frames; the plurality of clamping strips are arranged on the plurality of clamping frames; the displacement mechanism is arranged between the cabinet door and the cabinet body; the plurality of pushing and pressing mechanisms are arranged on the plurality of clamping frames; the limiting mechanism is arranged on the cabinet door; compared with the prior art, the electrical control cabinet convenient for replacing and maintaining the elements has the advantages that when a worker uses the electrical control cabinet, when the cabinet door is opened, the displacement mechanism is used for driving the sliding strip and the clamping frame to displace, the pushing and pressing mechanism is used for driving the clamping strip to displace, and the limiting mechanism is used for limiting the position of the cabinet door; the clamping frames where the electrical elements needing to be overhauled are located are displaced and stretched out, so that the clamping effect on the electrical elements is weakened, and the elements in the electrical cabinet are convenient to replace and maintain.

Description

Technical Field

[0001] The invention relates to the technical field of electrical cabinets, in particular to an electrical control cabinet which is convenient for replacing and repairing components. Background Art

[0002] Electrical cabinets are cabinets used to protect the normal operation of electrical components. They are widely used in chemical industry, environmental protection industry, power system, metallurgical system, industry, nuclear power industry, fire safety monitoring, transportation industry, etc. There are usually multiple card racks in the electrical cabinet, and the electrical components are placed on the card racks. The protrusions on the card racks are used to limit the electrical components.

[0003] In existing electrical cabinets, multiple card racks and electrical components are placed up and down, most of which are fixed, immovable, and relatively dense. In a limited space, it is not convenient for personnel to replace and repair components. Therefore, we propose an electrical control cabinet that is easy to replace and repair components. Summary of the invention

[0004] A technical problem to be solved by the present application is: how to conveniently replace and repair components in an electrical cabinet.

[0005] In order to solve the above technical problems, the embodiment of the present application provides an electrical control cabinet for facilitating replacement and maintenance of components, including a cabinet body, a cabinet door rotatably provided on the cabinet body, a plurality of clamping frames slidably provided in the cabinet body, and further comprising: A sliding bar, wherein a plurality of the sliding bars are provided, and the plurality of the sliding bars are respectively provided on one side of a plurality of the clamping frames; A card strip, wherein a plurality of the card strips are provided, and the plurality of the card strips are respectively provided on a plurality of card-joining frames; A displacement mechanism, used to drive the sliding bar, the clamping frame and the electrical components to move when the cabinet door is opened, and is arranged between the cabinet door and the cabinet body; A pushing mechanism is used to drive the clamping strip to move after the clamping frame moves, so that the electrical components on the clamping frame are released from the forced locking state, and a plurality of pushing mechanisms are provided, and the plurality of pushing mechanisms are respectively provided on a plurality of clamping frames; The limiting mechanism is used to limit the position of the cabinet door, thereby limiting the position of the clamping frame and the electrical components, and is arranged on the cabinet door.

[0006] In some embodiments, the displacement mechanism includes a rotating rod rotatably disposed on the cabinet; The cabinet body is provided with a linkage assembly for driving the rotating rod to rotate during the opening process of the cabinet door; The cabinet is provided with a plurality of switching components for switching the linkage and non-linkage states of the plurality of the clamping frames and the rotating rods, so that in the linkage state, the rotating rods rotate to drive the corresponding clamping frames to move.

[0007] In some embodiments, the linkage assembly includes a plurality of threading plates arranged on the cabinet body and the cabinet door, a partition is arranged on the rotating rod, a winding rope is arranged at the lower end of the rotating rod, one end of the winding rope is fixed on the rotating rod, and then wound on the rotating rod, passes through the plurality of threading plates, and is fixed on the threading plate on the cabinet door; The cabinet body is provided with a reset member for assisting the rotating rod to reverse and reset during the closing process of the cabinet door.

[0008] In some embodiments, the reset member includes a protective shell disposed on the cabinet, a coil spring is disposed in the protective shell, one end of the coil spring is connected to the rotating rod, and the other end is connected to the inner wall of the protective shell.

[0009] In some embodiments, the switching assembly includes a fixed plate arranged on the cabinet, the rotating rod is rotatably connected to the fixed plate, a gear is rotatably arranged on the fixed plate, the rotating rod is rotatably connected to the gear, the sliding bar is fixedly connected to the clamping frame, a rack is arranged on the sliding bar, the rack is meshed with the gear, a sliding seat is slidably arranged on the rotating rod, a plurality of active bars are arranged on the sliding seat, a through slot is arranged on the gear, and a plurality of driven bars are arranged in the through slot; The cabinet is provided with a clamping piece for limiting the position of the sliding seat.

[0010] In some embodiments, the card connector includes two connecting frames arranged on the cabinet, a fixed cylinder is arranged between the two connecting frames, a sliding ball is arranged in the fixed cylinder, a first spring is arranged between the sliding ball and the fixed cylinder, a card strip is slidably arranged on the cabinet, two card slots matching the sliding ball are arranged on the card strip, a connecting plate is arranged on the card strip, and the connecting plate is slidably connected to the cabinet.

[0011] In some embodiments, the pushing mechanism includes a plurality of slide bars arranged on the clamping bar, each of the plurality of slide bars is sleeved with a second spring, one side of the clamping bar is wedge-shaped, and two wedge-shaped seats are arranged on the cabinet.

[0012] In some embodiments, the limiting mechanism includes a clamping column slidably arranged on the cabinet door, the clamping column is provided with a connecting rod, the connecting rod is sleeved with a third spring, and the cabinet body is provided with a clamping seat matching the clamping column; The cabinet door is provided with a transmission assembly for driving the clamping column to move when the handle on the cabinet door is rotated.

[0013] In some embodiments, the transmission assembly includes two pulleys rotatably arranged on the cabinet door, a connecting plate is arranged at the rotating connection part of the handle on the cabinet door, a connecting strip is arranged on the connecting rod, a connecting wire is arranged on the connecting strip, and the connecting wire is connected to the connecting plate after crossing the two pulleys.

[0014] In some embodiments, a first set of rods and a second set of rods are disposed in the cabinet, the first set of rods and the second set of rods are threadedly connected, and the rope is divided into two sections, one section of the rope is connected to the first set of rods, and the other section of the rope is connected to the second set of rods.

[0015] The present invention has at least the following beneficial effects: Different from the prior art, when the staff uses this electrical control cabinet which is convenient for replacing and repairing components, the staff utilizes the displacement mechanism to drive the sliding bar, the clamping frame and the electrical components to move during the process of opening the cabinet door, and utilizes the pushing mechanism to drive the clamping bar to move after the clamping frame is moved, so that the electrical components on the clamping frame are released from the forced locking state; the limiting mechanism is used to limit the position of the cabinet door, thereby limiting the position of the clamping frame and the electrical components, so that the clamping frame where the electrical components that need to be repaired are located is displaced and extended, and the clamping effect on the electrical components is weakened, so that it is convenient to replace and repair the components in the electrical cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 For the present invention Figure 1 Schematic diagram of the local cross-section structure; Figure 3 For the present invention Figure 2 Schematic diagram of the enlarged structure of the middle A area; Figure 4 This is a schematic diagram of the structure of the cabinet in another aspect of the present invention; Figure 5 For the present invention Figure 4 Schematic diagram of the enlarged structure of the middle B area; Figure 6 For the present invention Figure 4 Schematic diagram of the enlarged structure of the middle C area; Figure 7 This is a schematic diagram of the structure of the card bar, the sliding bar, and the switching component of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the enlarged structure of the middle D area; Fig. 9 This is a schematic diagram of the gear and sliding seat structure of the present invention; Fig.10 It is a schematic diagram of the cross-sectional structure of the clamping piece of the present invention; Fig.11This is a schematic diagram of the structure of the clamping frame, clamping strip, and pushing mechanism of the present invention; Fig.12 For the present invention Fig.11 Schematic diagram of the enlarged structure of the middle E area; Fig.13 This is a schematic diagram of the partial cross-sectional structure of the cabinet door of the present invention; Fig.14 For the present invention Fig.13 Schematic diagram of the enlarged structure of the middle F area; Fig.15 This is a schematic diagram of the structure of the first set of rods and the second set of rods in Example 2 of the present invention.

[0017] In the figure: 1, cabinet; 2, cabinet door; 3, card-joint frame; 4, sliding bar; 5, card bar; 6, displacement mechanism; 61, rotating rod; 7, pushing mechanism; 71, sliding bar; 72, second spring; 73, wedge seat; 8, limiting mechanism; 81, card column; 82, connecting rod; 83, third spring; 84, card seat; 9, linkage assembly; 91, threading plate; 92, partition; 93, rope winding; 10, switching assembly; 101, fixing plate; 102, gear; 103, rack; 104, Sliding seat; 105, active strip; 106, through slot; 107, driven strip; 11, reset member; 111, protective shell; 112, coil spring; 12, snap-fit ​​member; 121, connecting frame; 122, fixing cylinder; 123, sliding ball; 124, first spring; 125, snap-fit ​​strip; 126, slot; 127, connecting plate; 13, transmission assembly; 131, pulley; 132, connecting plate; 133, connecting strip; 134, connecting wire; 14, first set of rods; 15, second set of rods. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Example 1 See also Figure 1-14 , the present invention provides a technical solution: An electrical control cabinet for convenient replacement and maintenance of components, comprising a cabinet body 1, a cabinet door 2 rotatably arranged on the cabinet body 1, the cabinet door 2 and the cabinet body 1 are connected by hinges, the middle of the cabinet door 2 is made of transparent material, which is convenient for observing the status of electrical components in the cabinet body 1, a plurality of clamping frames 3 are slidably arranged in the cabinet body 1, and convex pieces are arranged on the back of the electrical components so that they can be clamped on the clamping frames 3, and also includes: A sliding bar 4, wherein a plurality of sliding bars 4 are provided, and the plurality of sliding bars 4 are respectively provided on one side of the plurality of clamping frames 3; A card strip 5, wherein a plurality of card strips 5 are provided, and the plurality of card strips 5 are respectively provided on the plurality of card-connecting frames 3; The displacement mechanism 6 is used to drive the sliding bar 4, the clamping frame 3 and the electrical components to move when the cabinet door 2 is opened, and is arranged between the cabinet door 2 and the cabinet body 1; The pushing mechanism 7 is used to drive the clamping strip 5 to move after the clamping frame 3 moves, so that the electrical components on the clamping frame 3 are released from the forced locking state, and multiple pushing mechanisms 7 are provided, and multiple pushing mechanisms 7 are respectively provided on multiple clamping frames 3; The limiting mechanism 8 is used to limit the position of the cabinet door 2 , thereby limiting the position of the clamping frame 3 and the electrical components, and is arranged on the cabinet door 2 .

[0020] The displacement mechanism 6 includes a rotating rod 61 rotatably disposed on the cabinet 1; A linkage assembly 9 is provided on the cabinet body 1, which is used to drive the rotating rod 61 to rotate when the cabinet door 2 is opened; the linkage assembly 9 includes a plurality of threading plates 91 provided on the cabinet body 1 and the cabinet door 2, a partition plate 92 is provided on the rotating rod 61, and a rope 93 is provided at the lower end of the rotating rod 61, one end of the rope 93 is fixed on the rotating rod 61, and then wound around the rotating rod 61, passes through a plurality of threading plates 91, and is fixed on the threading plate 91 on the cabinet door 2; when the cabinet door 2 is opened, the rope 93 is pulled to drive the rotating rod 61 to rotate.

[0021] A reset member 11 is provided on the cabinet body 1, which is used to assist the rotating rod 61 to reverse and reset during the closing process of the cabinet door 2; the reset member 11 includes a protective shell 111 provided on the cabinet body 1, and a coil spring 112 is provided in the protective shell 111, one end of the coil spring 112 is connected to the rotating rod 61, and the other end is connected to the inner wall of the protective shell 111; when the rotating rod 61 rotates, the coil spring 112 is deformed by force, and during the closing process of the cabinet door 2, the coil spring 112 assists the rotating rod 61 to reverse and reset.

[0022] A plurality of switching components 10 are provided on the cabinet 1, which are used to switch the linkage and non-linkage states of the plurality of card-connecting frames 3 and the rotating rod 61, so that in the linkage state, the rotating rod 61 rotates to drive the corresponding card-connecting frame 3 to move; the switching component 10 includes a fixed plate 101 provided on the cabinet 1, the rotating rod 61 is rotatably connected with the fixed plate 101, a gear 102 is rotatably provided on the fixed plate 101, the rotating rod 61 is rotatably connected with the gear 102, the sliding bar 4 is fixedly connected with the card-connecting frame 3, a rack 103 is provided on the sliding bar 4, the rack 103 is meshed with the gear 102, a sliding seat 104 is slidably provided on the rotating rod 61, a plurality of active bars 105 are provided on the sliding seat 104, a through slot 106 is provided on the gear 102, and a plurality of through slots 106 are provided in the through slots A driven bar 107; a sliding groove for the sliding seat 104 to slide and move is set on the rotating rod 61, and the rotating rod 61 drives the sliding seat 104 to rotate synchronously; when the sliding seat 104 is not in contact with the through groove 106, when the sliding seat 104 drives the active bar 105 to rotate, it will not drive the driven bar 107 and the gear 102 to rotate, thereby not driving the rack 103 and the sliding bar 4 to move, and the electrical components will not move out; when the sliding seat 104 is in contact with the through groove 106, when the sliding seat 104 drives the active bar 105 to rotate, it will drive the driven bar 107 and the gear 102 to rotate, thereby driving the rack 103 and the sliding bar 4 to move, and the electrical components will move out; balls can be added to the contact parts of the clamping frame 3, the sliding bar 4 and the cabinet 1 to reduce friction during displacement.

[0023] A snap-fitting piece 12 is provided on the cabinet 1 for limiting the position of the sliding seat 104; the snap-fitting piece 12 comprises two connecting frames 121 provided on the cabinet 1, a fixed cylinder 122 is provided between the two connecting frames 121, a sliding ball 123 is provided in the fixed cylinder 122, a first spring 124 is provided between the sliding ball 123 and the fixed cylinder 122, a snap-fitting strip 125 is slidably provided on the cabinet 1, two slots 126 matching the sliding ball 123 are provided on the snap-fitting strip 125, a connecting plate 127 is provided on the snap-fitting strip 125, and the connecting plate 127 is slidably connected to the cabinet 1; pressing down the connecting plate 127 drives the snap-fitting strip 125 to move, and after the snap-fitting strip 125 moves, the sliding ball 123 is re-engaged with the slot 126, thereby limiting the position of the connecting plate 127.

[0024] The pushing mechanism 7 includes a plurality of slide bars 71 arranged on the clamping strip 5, and a second spring 72 is sleeved on each of the plurality of slide bars 71. One side of the clamping strip 5 is wedge-shaped, and two wedge-shaped seats 73 are arranged on the cabinet 1. In the initial state, the clamping strip 5 clamps the electrical component so that it is installed on the clamping frame 3. After the clamping frame 3 is displaced, the wedge-shaped seat 73 pushes the clamping strip 5, and the clamping strip 5 is forced to move downward, and its clamping effect on the electrical component is weakened, so that it is convenient to take out and replace the electrical component.

[0025] The limiting mechanism 8 includes a clamping column 81 slidably arranged on the cabinet door 2, a connecting rod 82 is arranged on the clamping column 81, a third spring 83 is sleeved on the connecting rod 82, and a clamping seat 84 matching the clamping column 81 is arranged on the cabinet body 1; the clamping column 81 and the clamping seat 84 form a clamping connection, so as to limit the position of the cabinet door 2; an anti-slip gasket can be arranged between the cabinet door 2 and the handle, so that the position of the handle can be kept limited after being rotated to a certain angle.

[0026] A transmission assembly 13 is provided on the cabinet door 2, which is used to drive the clamping column 81 to move when the handle on the cabinet door 2 is rotated; the transmission assembly 13 includes two pulleys 131 rotatably arranged on the cabinet door 2, and a connecting plate 132 is provided at the rotating connection position of the handle on the cabinet door 2, a connecting strip 133 is provided on the connecting rod 82, and a connecting wire 134 is provided on the connecting strip 133, and the connecting wire 134 is connected to the connecting plate 132 after crossing the two pulleys 131; rotating the handle on the cabinet door 2 drives the connecting strip 133 to rotate, and the connecting wire 134 is pulled by the pulley 131, and the connecting wire 134 pulls the connecting strip 133, the connecting rod 82, and the clamping column 81 to move, and the clamping column 81 is released from the clamping seat 84 after displacement; the clamping state of the clamping column 81 and the clamping seat 84 can be controlled by rotating the handle on the cabinet door 2.

[0027] When in use, the displacement and reset of the clamping column 81 can be controlled by turning the handle on the cabinet door 2; the status of the electrical components inside the cabinet body 1 can be observed through the cabinet door 2, the layer number of the electrical components that need to be repaired and replaced can be identified, and the connecting plate 127 of the corresponding layer can be found, and the connecting plate 127 can be pressed down to drive the clamping strip 125 to move. After the clamping strip 125 moves, the sliding ball 123 and the clamping groove 126 can be re-engaged, so as to limit the position of the connecting plate 127. In this process, the connecting plate 127 drives the sliding seat 104 to move so that it falls into the through groove 106; then the cabinet door 2 is opened, and the rope 9 is wound around the cabinet door 2 during the opening process. The rotating rod 61 is pulled and rotated, and the rotating rod 61 drives the sliding seat 104 and the active bar 105 to rotate, and drives the driven bar 107 and the gear 102 to rotate, thereby driving the rack 103, the sliding bar 4, and the clamping frame 3 to move, and the electrical component moves out. After the clamping frame 3 and the clamping bar 5 are moved, the wedge seat 73 pushes the clamping bar 5, and the clamping bar 5 moves downward under force, and its clamping effect on the electrical component is weakened, which is convenient for taking out and replacing the electrical component; then, the handle on the cabinet door 2 is rotated to make the clamping column 81 and the clamping seat 84 form a clamping connection, so as to limit the position of the cabinet door 2, the clamping frame 3 and the electrical component.

[0028] Example 2

[0029] See also Fig.15 , the present invention provides a technical solution: Different from Example 1, a first set of rods 14 and a second set of rods 15 are provided in the cabinet body 1, and the first set of rods 14 and the second set of rods 15 are threadedly connected. The rope 93 is divided into two sections, one section of the rope 93 is connected to the first set of rods 14, and the other section of the rope 93 is connected to the second set of rods 15; the distance between the first set of rods 14 and the second set of rods 15 can be changed by spirally screwing in and out, thereby changing the distance between the two sections of the rope 93 to change the tightness thereof, so that the displacement distance formed by the linkage driving the clamping frame 3 can be adjusted.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electrical control cabinet for facilitating replacement and maintenance of components, comprising a cabinet body (1), a cabinet door (2) rotatably provided on the cabinet body (1), and a plurality of clamping frames (3) slidably provided in the cabinet body (1), characterized in that: Also included are: A sliding bar (4), wherein a plurality of the sliding bars (4) are provided, and the plurality of sliding bars (4) are respectively provided on one side of a plurality of the clamping frames (3); A card strip (5), wherein a plurality of the card strips (5) are provided, and the plurality of the card strips (5) are respectively provided on a plurality of card connection frames (3); A displacement mechanism (6), used for driving the sliding bar (4), the clamping frame (3) and the electrical components to move when the cabinet door (2) is opened, and arranged between the cabinet door (2) and the cabinet body (1); A pushing mechanism (7) is used to drive the clamping strip (5) to move after the clamping frame (3) moves, so that the electrical components on the clamping frame (3) are released from the forced locking state, and a plurality of pushing mechanisms (7) are provided, and the plurality of pushing mechanisms (7) are respectively provided on a plurality of clamping frames (3); A limiting mechanism (8) is used to limit the position of the cabinet door (2), thereby limiting the position of the clamping frame (3) and the electrical components, and is arranged on the cabinet door (2).

2. The electrical control cabinet for easy replacement and maintenance of components according to claim 1, characterized in that: The displacement mechanism (6) comprises a rotating rod (61) rotatably arranged on the cabinet (1); The cabinet body (1) is provided with a linkage assembly (9) for driving the rotating rod (61) to rotate when the cabinet door (2) is opened; The cabinet (1) is provided with a plurality of switching components (10) for switching the linkage state and non-linkage state of the plurality of the clamping frames (3) and the rotating rods (61), so that in the linkage state, the rotating rods (61) rotate to drive the corresponding clamping frames (3) to move.

3. The electrical control cabinet for easy replacement and maintenance of components according to claim 2, characterized in that: The linkage assembly (9) comprises a plurality of threading plates (91) arranged on the cabinet body (1) and the cabinet door (2); a partition plate (92) is arranged on the rotating rod (61); a winding rope (93) is arranged at the lower end of the rotating rod (61); one end of the winding rope (93) is fixed to the rotating rod (61), then wound around the rotating rod (61), passed through the plurality of threading plates (91), and fixed to the threading plate (91) on the cabinet door (2); The cabinet body (1) is provided with a reset member (11) for assisting the rotating rod (61) to reverse and reset during the closing process of the cabinet door (2).

4. The electrical control cabinet for easy replacement and maintenance of components according to claim 3 is characterized in that: The resetting member (11) comprises a protective shell (111) arranged on the cabinet (1), a coil spring (112) being arranged inside the protective shell (111), one end of the coil spring (112) being connected to the rotating rod (61), and the other end being connected to the inner wall of the protective shell (111).

5. The electrical control cabinet for easy replacement and maintenance of components according to claim 2, characterized in that: The switching assembly (10) comprises a fixed plate (101) arranged on the cabinet (1), the rotating rod (61) is rotatably connected to the fixed plate (101), a gear (102) is rotatably arranged on the fixed plate (101), the rotating rod (61) is rotatably connected to the gear (102), the sliding bar (4) is fixedly connected to the clamping frame (3), a rack (103) is arranged on the sliding bar (4), the rack (103) is meshed with the gear (102), a sliding seat (104) is slidably arranged on the rotating rod (61), a plurality of active bars (105) are arranged on the sliding seat (104), a through slot (106) is arranged on the gear (102), and a plurality of driven bars (107) are arranged in the through slot (106); The cabinet (1) is provided with a clamping piece (12) for limiting the position of the sliding seat (104).

6. The electrical control cabinet for easy replacement and maintenance of components according to claim 5, characterized in that: The clamping member (12) comprises two connecting frames (121) arranged on the cabinet (1), a fixing cylinder (122) is arranged between the two connecting frames (121), a sliding ball (123) is arranged in the fixing cylinder (122), a first spring (124) is arranged between the sliding ball (123) and the fixing cylinder (122), a clamping strip (125) is slidably arranged on the cabinet (1), two clamping grooves (126) matching the sliding ball (123) are arranged on the clamping strip (125), and a connecting plate (127) is arranged on the clamping strip (125), and the connecting plate (127) is slidably connected to the cabinet (1).

7. The electrical control cabinet for easy replacement and maintenance of components according to claim 6, characterized in that: The pushing mechanism (7) comprises a plurality of slide bars (71) arranged on the clamping strip (5), and a second spring (72) is sleeved on each of the plurality of slide bars (71). One side of the clamping strip (5) is wedge-shaped, and two wedge-shaped seats (73) are arranged on the cabinet (1).

8. The electrical control cabinet for easy replacement and maintenance of components according to claim 7, characterized in that: The limiting mechanism (8) comprises a clamping column (81) slidably arranged on the cabinet door (2), a connecting rod (82) being arranged on the clamping column (81), a third spring (83) being sleeved on the connecting rod (82), and a clamping seat (84) matching the clamping column (81) being arranged on the cabinet body (1); The cabinet door (2) is provided with a transmission assembly (13) for driving the clamping column (81) to move when the handle on the cabinet door (2) is rotated.

9. The electrical control cabinet for easy replacement and maintenance of components according to claim 8, characterized in that: The transmission assembly (13) comprises two pulleys (131) rotatably arranged on the cabinet door (2); a connecting plate (132) is arranged at a rotationally connected portion of the handle on the cabinet door (2); a connecting strip (133) is arranged on the connecting rod (82); a connecting wire (134) is arranged on the connecting strip (133); the connecting wire (134) crosses the two pulleys (131) and is connected to the connecting plate (132).

10. The electrical control cabinet for easy replacement and maintenance of components according to claim 9, characterized in that: A first set of rods (14) and a second set of rods (15) are arranged in the cabinet (1); the first set of rods (14) and the second set of rods (15) are threadedly connected; the rope (93) is divided into two sections, one section of the rope (93) is connected to the first set of rods (14), and the other section of the rope (93) is connected to the second set of rods (15).

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