Power distribution cabinet with incoming and outgoing line sealing structure

Abstract

The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with an incoming and outgoing line sealing structure, which comprises a cabinet body, a mounting opening is formed in the cabinet body, a mounting block is arranged in the mounting opening, a connecting plate is connected to the mounting block, the connecting plate is arranged along the circumferential direction of the mounting block, and a connecting hole is formed in the connecting plate. The installation block is provided with a wire hole for a wire to go in and out of the cabinet body, the end portion, located outside the cabinet body, of the wire hole is semicircular, the installation block is provided with an extrusion block, the extrusion block is provided with an extrusion hole, and the extrusion hole and the wire hole can be spliced into a whole circle. Rubber extrusion pads are attached to the opposite inner walls of the wire hole and the extrusion hole, a locking assembly used for locking the extrusion block is arranged on the installation block, and a fixing assembly used for fixing the extrusion block is further arranged on the installation block. The wire inlet and outlet sealing structure has the advantages that the problem that the wire can be mounted or replaced only when multiple parts of the wire inlet and outlet sealing structure are dismounted and bolts are screwed is solved, and operation is simplified.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with an inlet and outlet line sealing structure. Background Art

[0002] When the distribution box is in use, slots need to be opened on it so that the cables can enter and exit smoothly. However, due to the single structure of the input and output lines and a certain gap between the cables and the distribution cabinet, the sealing of the distribution cabinet is reduced. When used in an environment with heavy precipitation, rainwater, humid gases in the air, dust and foreign objects, and small animals may enter the distribution cabinet, which may damage the internal components of the distribution cabinet and affect the service life of the equipment, thus affecting the normal power supply of the distribution cabinet and having low practicality.

[0003] The existing Chinese patent with announcement number CN219937644U discloses a sealing structure for the inlet and outlet lines of a distribution cabinet, which includes a limit card plate, which is used to clamp and fix the wires; an assembling fixing device, which is arranged around the surface of the limit card plate and is used to quickly fix the limit card plate; a fixing part, which is arranged on the front and rear sides of the assembling fixing device and is used to quickly fix the entire equipment; the splicing fixing device includes a connecting top rod, and both sides of the bottom end of the connecting top rod are fixedly connected to the limit stop rod, each limit stop rod is provided with an assembly block on one side, and each assembly block has a limit groove on one side, each limit stop plate surface is slidably connected to the inside of the limit groove, and each assembly block is provided with a fixed mounting rod at the bottom end, and the limit card is arranged inside the assembling fixing device.

[0004] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: when installing or replacing the wires in the above-mentioned inlet and outlet sealing structure, it is necessary to remove multiple parts and tighten the bolts, which is cumbersome to operate and has low practicality. Utility Model Content

[0005] In order to improve the problem that the inlet and outlet sealing structure requires dismantling multiple parts and tightening bolts to install or replace the wires, and to simplify the operation, the present application provides a distribution cabinet with an inlet and outlet sealing structure.

[0006] The present application provides a power distribution cabinet with an inlet and outlet sealing structure, which adopts the following technical solution:

[0007] A power distribution cabinet with an inlet and outlet wire sealing structure, comprising a cabinet body, an installation opening is provided on the cabinet body, an installation block is arranged in the installation opening, a connecting plate is connected to the installation block, the connecting plate is arranged along the circumference of the installation block, connection holes are provided on the connecting plate, and one connection hole is respectively arranged at the four corners of the connecting plate. A wire hole for the wire to enter and exit the cabinet body is provided on the installation block, and the end of the wire hole located outside the cabinet body is semicircularly arranged. An extrusion block is arranged on the installation block, an extrusion hole is provided on the extrusion block, and the extrusion hole and the wire hole can be spliced into a complete circle. Rubber extrusion pads are pasted on the opposite inner walls of the wire hole and the extrusion hole. A locking component for locking the extrusion block and a fixing component for fixing the extrusion block are provided on the installation block.

[0008] Preferably, a sealing gasket is pasted on the connecting plate, the sealing gasket is arranged in the direction of the connecting plate facing the cabinet body, and the sealing gasket is arranged along the circumference of the connecting plate.

[0009] Preferably, the wire hole comprises a first part, a second part and a third part. The inner cavity of the first part is frustum-shaped, the inner cavity of the second part is cylindrical, the inner cavity of the third part is semi-cylindrical, and the first part, the second part and the third part are communicated in sequence.

[0010] Preferably, the locking component comprises an installation cylinder, a cylinder cover, a locking rod, a fixing plate, a spring and a dial block. The extrusion block is arranged in a "U" shape. A slot for the extrusion block to insert is provided on the installation block. An installation hole is provided on the installation block. The installation cylinder is connected in the installation hole. One installation cylinder is respectively arranged on the opposite sides of the installation block. The cylinder cover is connected to the cylinder mouth of the installation cylinder. The locking rod sequentially passes through the cylinder cover, the installation cylinder and the installation block. The axis of the locking rod is collinear with the axis of the installation cylinder. A locking hole for the locking rod to insert is provided on the extrusion block. The dial block is connected to the end of the locking rod that does not penetrate into the installation cylinder. The fixing plate is connected to the rod body of the locking rod located in the installation cylinder. The side wall of the fixing plate is slidably attached to the inner wall of the installation cylinder. The spring is sleeved on the rod body of the locking rod located in the installation cylinder. One end of the spring abuts against the fixing plate, and the other end abuts against the cylinder cover.

[0011] Preferably, the fixing plate is arranged in a rectangular plate shape, and the inner cavity of the installation cylinder is adapted to the fixing plate.

[0012] Preferably, the fixing assembly includes a fixing block, a rotating rod, a limiting plate, a limiting block and a paddle, the fixing block is connected to the mounting block, two fixing blocks are provided on the mounting block corresponding to the two ends of the extrusion block, the rotating rod is passed through the fixing block, a through hole is provided on the fixing block for the rotating rod to pass through, the limiting plate is connected to the end of the rotating rod away from the extrusion block, the limiting block is connected to the end of the rotating rod close to the extrusion block, the limiting block and the rotating rod are arranged perpendicular to each other, the limiting block can be rotated to contact the bottom of the extrusion block, and the paddle is connected to the rod body of the rotating rod.

[0013] In summary, this application includes the following beneficial technical effects:

[0014] The utility model provides a power distribution cabinet with an inlet and outlet line sealing structure, wherein a mounting block, a connecting plate, an extrusion block, a rubber extrusion pad, a locking assembly and a fixing assembly are arranged on the cabinet body. During installation, the mounting block can be first connected to the mounting opening of the cabinet body through the connecting plate, and then the wire can be passed through the wire hole on the mounting block and out of the mounting block, and then the extrusion block is used in cooperation with the rubber extrusion pad to extrude and fix the wire, which is beneficial to improving the sealing between the wire and the extrusion block, and finally the locking assembly and the fixing assembly are used to fix the extrusion block, and there is no need to screw the bolts during this process, thereby achieving the effect of improving the inlet and outlet line sealing structure, which requires the removal of multiple parts and screwing of bolts to install or replace the wire, and simplifying the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a power distribution cabinet with an inlet and outlet line sealing structure in an embodiment of the present application;

[0016] Figure 2 yes Figure 1 The enlarged view of point A in the middle;

[0017] Figure 3 is a schematic diagram for illustrating a wire hole in an embodiment of the present application;

[0018] Figure 4 It is a schematic diagram used to illustrate the locking component in the embodiment of the present application.

[0019] Explanation of the reference numerals: 1. cabinet; 11. mounting opening; 2. mounting block; 21. connecting plate; 211. connecting hole; 212. sealing gasket; 22. wire hole; 23. extrusion block; 231. extrusion hole; 232. locking hole; 3. rubber extrusion pad; 4. locking assembly; 41. mounting cylinder; 42. cylinder cover; 43. locking rod; 44. fixing plate; 45. spring; 46. shift block; 5. fixing assembly; 51. fixing block; 52. rotating rod; 53. limit plate; 54. limit block; 55. shift piece. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the scheme of the utility model, the scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiment is only an embodiment of a part of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work should fall within the scope of protection of the utility model.

[0021] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate directions.

[0022] The orientation or position relationship is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two original components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] The present application embodiment discloses a power distribution cabinet with an inlet and outlet line sealing structure. Figure 1 , Figure 2 , Figure 3 and Figure 4 The power distribution cabinet with an inlet and outlet sealing structure includes a cabinet body 1, a mounting opening 11 is provided on the cabinet body 1, a mounting block 2 is arranged in the mounting opening 11, a connecting plate 21 is connected to the mounting block 2, the connecting plate 21 is arranged along the circumference of the mounting block 2, a connecting hole 211 is provided on the connecting plate 21, and a connecting hole 211 is respectively provided at four corners of the connecting plate 21, a wire hole 22 for wires to enter and exit the cabinet body 1 is provided on the mounting block 2, and the end of the wire hole 22 located outside the cabinet body 1 is arranged in a semicircular shape, an extrusion block 23 is provided on the mounting block 2, an extrusion hole 231 is provided on the extrusion block 23, the extrusion hole 231 and the wire hole 22 can be spliced ​​into a full circle, and rubber extrusion pads 3 are attached to the inner walls opposite to the wire hole 22 and the extrusion hole 231, a locking component 4 for locking the extrusion block 23 is provided on the mounting block 2, and a fixing component 5 for fixing the extrusion block 23 is also provided on the mounting block 2.

[0024] A sealing washer 212 is attached to the connecting plate 21. The sealing washer 212 is arranged in the direction of the connecting plate 21 facing the cabinet body 1. The sealing washer 212 is arranged along the circumferential direction of the connecting plate 21. By arranging the sealing washer 212, it is beneficial to improve the sealing performance between the connecting plate 21 and the cabinet body 1.

[0025] The wire hole 22 includes a first part, a second part and a third part. The inner cavity of the first part is arranged in a frustum shape, the inner cavity of the second part is arranged in a cylindrical shape, and the inner cavity of the third part is arranged in a semi-cylindrical shape. The first part, the second part and the third part are communicated in sequence. Such an arrangement facilitates the wire to penetrate into the wire hole 22 from the first part, which is beneficial to improving the installation efficiency.

[0026] The locking assembly 4 includes an installation cylinder 41, a cylinder cover 42, a locking rod 43, a fixing plate 44, a spring 45 and a dial block 46. The extrusion block 23 is arranged in a "U" shape. A slot for inserting the extrusion block 23 is formed on the installation block 2. An installation hole is formed on the installation block 2. The installation cylinder 41 is connected to the installation hole. One installation cylinder 41 is provided on each of the opposite sides of the installation block 2. The cylinder cover 42 is connected to the cylinder opening of the installation cylinder 41. The locking rod 43 passes through the cylinder cover 42, the installation cylinder 41 and the installation block 2 in sequence. The axis of the locking rod 43 is collinear with the axis of the installation cylinder 41. A locking hole 232 for inserting the locking rod 43 is formed on the extrusion block 23. The dial block 46 is connected to the end of the locking rod 43 that does not penetrate into the installation cylinder 41. The fixing plate 44 is connected to the rod body of the locking rod 43 located inside the installation cylinder 41. The side wall of the fixing plate 44 is slidably attached to the inner wall of the installation cylinder 41. The spring 45 is sleeved on the rod body of the locking rod 43 located inside the installation cylinder 41. One end of the spring 45 abuts against the fixing plate 44, and the other end abuts against the cylinder cover 42.

[0027] When installing the extrusion block 23, first pull the dial block 46 to withdraw the locking rod 43 from the slot, then insert the extrusion block 23 into the slot. When the extrusion block 23 is completely inserted, release the dial block 46, and use the spring 45 to push the fixing plate 44 to drive the locking rod 43 to insert into the locking hole 232 of the extrusion block 23.

[0028] The fixing plate 44 is arranged in a rectangular plate shape. The inner cavity of the installation cylinder 41 is adapted to the fixing plate 44. Such an arrangement is beneficial to improving the stability of the fixing plate 44 during the movement in the installation cylinder 41.

[0029] The fixing assembly 5 includes a fixing block 51, a rotating rod 52, a limiting plate 53, a limiting block 54 and a paddle 55. The fixing block 51 is connected to the mounting block 2. Two fixing blocks 51 are provided on the mounting block 2 at both ends corresponding to the extrusion block 23. The rotating rod 52 is penetrated by the fixing block 51. The fixing block 51 is provided with a through hole for the rotating rod 52 to pass through. The limiting plate 53 is connected to the end of the rotating rod 52 away from the extrusion block 23. The limiting block 54 is connected to the end of the rotating rod 52 close to the extrusion block 23. The limiting block 54 and the rotating rod 52 are arranged perpendicular to each other. The limiting block 54 can be rotated to contact the bottom of the extrusion block 23. The paddle 55 is connected to the rod body of the rotating rod 52.

[0030] When installing the extrusion block 23, first move the paddle 55 to make the limit block 54 face away from the slot to avoid affecting the insertion of the extrusion block 23. After the extrusion block 23 is installed, the rotating rod 52 and the limit block 54 are rotated by the paddle 55 to make the limit block 54 contact the bottom of the extrusion block 23, thereby preventing the extrusion block 23 from loosening.

[0031] The implementation principle of a power distribution cabinet with an inlet and outlet line sealing structure according to an embodiment of the present application is as follows: during installation, the mounting block 2 can be first connected to the mounting port 11 of the cabinet 1 through the connecting plate 21, and then the wire can be passed through the wire hole 22 on the mounting block 2 and out of the mounting block 2, and then the extrusion block 23 can be inserted into the slot of the mounting block 2 and cooperated with the rubber extrusion pad 3 to extrude and fix the wire, and finally the locking component 4 and the fixing component 5 can be used to fix the extrusion block 23.

[0032] Finally, it should be noted that the above is only the preferred implementation of the utility model, and the protection scope of the utility model is not limited to the above embodiments. All technical solutions under the idea of ​​the utility model belong to the protection scope of the utility model. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims

1. A power distribution cabinet with an inlet and outlet sealing structure, characterized in that: It includes a cabinet body (1), an installation opening (11) is formed on the cabinet body (1), an installation block (2) is arranged in the installation opening (11), a connecting plate (21) is connected to the installation block (2), the connecting plate (21) is arranged along the circumference of the installation block (2), connecting holes (211) are formed on the connecting plate (21), and one connecting hole (211) is respectively arranged at the four corners of the connecting plate (21). A wire hole (22) for wires to enter and exit the cabinet body (1) is formed on the installation block (2), and the end of the wire hole (22) located outside the cabinet body (1) is semicircularly arranged. An extrusion block (23) is arranged on the installation block (2), an extrusion hole (231) is formed on the extrusion block (23), and the extrusion hole (231) and the wire hole (22) can be spliced into a complete circle. Rubber extrusion pads (3) are pasted on the opposite inner walls of the wire hole (22) and the extrusion hole (231). A locking component (4) for locking the extrusion block (23) is arranged on the installation block (2), and a fixing component (5) for fixing the extrusion block (23) is also arranged on the installation block (2).

2. A power distribution cabinet with an inlet and outlet sealing structure according to claim 1, characterized in that: A sealing gasket (212) is pasted on the connecting plate (21), the sealing gasket (212) is arranged in the direction of the connecting plate (21) facing the cabinet body (1), and the sealing gasket (212) is arranged along the circumference of the connecting plate (21).

3. A power distribution cabinet with an inlet and outlet sealing structure according to claim 1, characterized in that: The wire hole (22) includes a first part, a second part and a third part. The inner cavity of the first part is frustum-shaped, the inner cavity of the second part is cylindrical, the inner cavity of the third part is semi-cylindrical, and the first part, the second part and the third part are communicated in sequence.

4. A power distribution cabinet with an inlet and outlet sealing structure according to claim 1, characterized in that: The locking component (4) includes an installation cylinder (41), a cylinder cover (42), a locking rod (43), a fixing plate (44), a spring (45) and a dial block (46). The extrusion block (23) is arranged in a "U" shape. A slot for the extrusion block (23) to insert is formed on the installation block (2), and an installation hole is formed on the installation block (2). The installation cylinder (41) is connected in the installation hole, and one installation cylinder (41) is respectively arranged on the opposite sides of the installation block (2). The cylinder cover (42) is connected to the cylinder mouth of the installation cylinder (41). The locking rod (43) passes through the cylinder cover (42), the installation cylinder (41) and the installation block (2) in sequence. The axis of the locking rod (43) is collinear with the axis of the installation cylinder (41). A locking hole (232) for the locking rod (43) to insert is formed on the extrusion block (23). The dial block (46) is connected to the end of the locking rod (43) that does not penetrate into the installation cylinder (41). The fixing plate (44) is connected to the rod body of the locking rod (43) located in the installation cylinder (41). The side wall of the fixing plate (44) is slidably attached to the inner wall of the installation cylinder (41). The spring (45) is sleeved on the rod body of the locking rod (43) located in the installation cylinder (41). One end of the spring (45) abuts against the fixing plate (44), and the other end abuts against the cylinder cover (42).

5. A power distribution cabinet with an inlet and outlet sealing structure according to claim 4, characterized in that: The fixing plate (44) is arranged in a rectangular plate shape, and the inner cavity of the installation cylinder (41) is adapted to the fixing plate (44).

6. A power distribution cabinet with an inlet and outlet sealing structure according to claim 1, characterized in that: The fixing assembly (5) comprises a fixing block (51), a rotating rod (52), a limiting plate (53), a limiting block (54) and a paddle (55); the fixing block (51) is connected to the mounting block (2); two fixing blocks (51) are provided on the mounting block (2) at two ends corresponding to the extrusion block (23); the rotating rod (52) is passed through the fixing block (51); a through hole for the rotating rod (52) to pass through is opened on the fixing block (51); the limiting plate (53) is connected to the end of the rotating rod (52) away from the extrusion block (23); the limiting block (54) is connected to the end of the rotating rod (52) close to the extrusion block (23); the limiting block (54) and the rotating rod (52) are arranged perpendicular to each other; the limiting block (54) can be rotated to contact the bottom of the extrusion block (23); and the paddle (55) is connected to the body of the rotating rod (52).

Images