Waterproof electrical box for electrical engineering

Abstract

The utility model discloses a waterproof electrical box for electrical engineering, which comprises an electrical box body, a flashing board is arranged on the top surface of the electrical box body, a through groove is formed in the front surface of the electrical box body, a box door is hinged to the position corresponding to the through groove, and a connecting block is fixedly arranged on the front surface of the electrical box body in the circumferential direction of the outer side of the through groove. A connecting groove matched with the connecting block is fixedly formed in the position, corresponding to the connecting block, of the end of the inner side of the box door, first frame bodies are fixedly arranged on the end face of the left side and the end face of the right side of the electrical box respectively, and second frame bodies are arranged on the inner side faces of the first frame bodies through hinges. A plurality of baffles which incline outwards and are parallel to one another are arranged on the inner walls of the front side and the rear side of the second frame body at equal intervals in the height direction of the second frame body, and a positioning device is further arranged between the end, away from the hinge, of the second frame body and the first frame body. According to the utility model, a better waterproof effect can be achieved, and the electrical box has certain ventilation and heat dissipation performance, so that the use efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of use of electrical boxes, in particular to a waterproof electrical box for electrical engineering. Background Art

[0002] The electrical box is a carrier for installing electrical components. Usually, according to technical requirements, switchgear, measuring instruments, protective electrical appliances and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen to form a low-voltage electrical box for effective electrical control.

[0003] Patent authorization announcement number: CN214625897U discloses a waterproof electrical box for electrical engineering, including an electrical box, a rain shield, a blackout curtain, a desiccant and a vertical force rod. A rain shield is provided on the top of the electrical box, and the side shape of the rain shield is triangular. A fixing rod is provided at the bottom of the rain shield, and the bottom of the fixing rod is fixedly connected to the blackout curtain. The blackout curtain is made of waterproof and breathable fabric. The electrical box is made of a first metal plate and a second metal mesh plate, and a receiving plate is provided between the first metal plate and the second metal mesh plate, and the space between the receiving plates is filled with desiccant.

[0004] Although the above-mentioned utility model can technically achieve a certain waterproof effect, the blackout curtain will cause the end of the electrical box to be in a completely closed state during use, affecting the heat dissipation effect of the electrical box during use and causing quality impact on the electrical components inside it; and when the detection door is closed, it is sealed only by a sealing strip, which affects the sealing effect of the detection door and the end of the electrical box, reducing the waterproof effect at the detection door. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a waterproof electrical box for electrical engineering.

[0006] In order to solve the above problems, the technical solution of the utility model is: a waterproof electrical box for electrical engineering, including an electrical box, a rain shield is provided on the top surface of the electrical box, a through groove is opened on the front of the electrical box and a box door is hingedly provided at the corresponding position of the through groove, a connecting block is fixedly provided on the front of the electrical box in the circumferential direction of the outer side of the through groove, and a connecting groove matching with the connecting block is fixedly provided at the inner end of the box door at the corresponding position of the connecting block, and a frame body 1 is also fixedly provided on the left and right end surfaces of the electrical box respectively, and a frame body 2 is also provided on the inner side surface of the frame body 1 through a hinge, and a plurality of baffles inclined outwardly and parallel to each other are provided on the inner walls of the front and rear sides of the frame body 2 at equal distances along its height direction, and a positioning device is also provided between the ends of the frame body 2 away from the hinge and the frame body 1.

[0007] Furthermore, the positioning device includes a fixed seat, a connecting seat and a positioning pin. The fixed seats are respectively fixed on the upper and lower end portions of the frame body 2 away from the hinge, and the connecting seat is fixed on the frame body 2 corresponding to the fixed seat. A cavity is also opened in the fixed seat and a positioning pin is passed through the cavity. A pressure plate is fixed on the outer surface of the positioning pin close to the bottom wall of the cavity, and a reset spring is also wound on the outer surface of the positioning pin between the pressure plate and the top wall of the cavity. A pin hole matching the positioning pin is also opened on the end of the connecting seat.

[0008] Furthermore, handles are respectively provided on the outer ends of the two positioning pins.

[0009] Furthermore, a sealing gasket is provided at the contact point between the connecting groove and the connecting block.

[0010] Furthermore, the end face shape of the connecting block is an isosceles trapezoidal structure.

[0011] The advantages of the utility model compared with the existing technology are:

[0012] 1. Through the connection between the frame body 1 and the outer wall of the electrical box, the frame body 2 hinged in the frame body 1, and the several outwardly inclined and parallel baffles installed on the inner wall of the frame body 2, not only effective waterproofing can be performed, but also a certain ventilation effect can be maintained, thereby increasing the heat dissipation performance of the electrical box during use;

[0013] 2. Through the cooperation of the installation block and the installation groove and the sealing gasket, a better sealing effect can be formed on the inner side of the box door and the outer end of the electrical box when the box door is closed, thereby improving the waterproof effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a first-view structural diagram of the utility model.

[0015] Figure 2 This is a structural diagram of the utility model from a second viewing angle.

[0016] Figure 3 It is an internal structural diagram of the cooperation between the fixing seat and the positioning pin in the utility model.

[0017] As shown in the figure: 1. Electrical box; 2. Rain shield; 3. Through groove; 4. Box door; 5. Connecting block; 6. Connecting groove; 7. Frame one; 8. Frame two; 9. Baffle; 10. Fixed seat; 11. Connecting seat; 12. Positioning pin; 13. Cavity; 14. Pressure plate; 15. Reset spring; 16. Handle. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] like Figures 1 to 3 As shown, a waterproof electrical box for electrical engineering comprises an electrical box 1, a rain shield 2 is arranged on the top surface of the electrical box 1, a through groove 3 is opened on the front surface of the electrical box 1 and a box door 4 is hingedly arranged at the corresponding position of the through groove 3, a connecting block 5 is fixedly arranged on the front surface of the electrical box 1 in the circumferential direction of the outer side of the through groove 3, and a connecting groove 6 adapted to the inner end of the box door 4 is fixedly arranged at the corresponding position of the connecting block 5, and under the cooperation of the connecting groove 6 and the connecting block 5, the sealing between the inner side surface of the box door 4 and the outer side surface of the electrical box 1 can be increased when the box door 4 is closed, and a sealing gasket is also arranged at the contact between the connecting groove 6 and the connecting block 5, the end face shape of the connecting block 5 is an isosceles trapezoidal structure, and the notch shape of the connecting groove 6 An isosceles trapezoidal structure is adapted thereto, so that the tightness of the connecting block 5 and the connecting groove 6 after being matched can be increased. A frame 7 is fixedly provided on the left and right end faces of the electrical box 1, and a frame 2 8 is provided on the inner side of the frame 7 through a hinge. A plurality of baffles 9 inclined outwardly and parallel to each other are provided on the inner walls of the front and rear sides of the frame 2 8 at equal distances along its height direction, and the inclination angle of the baffle 9 is between 30-45 degrees. Under the joint action of several baffles 9, not only ventilation and heat dissipation can be carried out in the gaps between the baffles 9, but also an effective waterproof effect can be achieved through the outward inclination of the baffle 9. A positioning device is also provided between the end of the frame 2 8 away from the hinge and the frame 1 7.

[0020] The positioning device includes a fixing seat 10, a connecting seat 11 and a positioning pin 12. The fixing seats 10 are fixedly provided on the upper and lower side ends of the frame body 8 away from the hinge, and the connecting seat 11 is fixedly provided on the frame body 8 corresponding to the fixing seat 10. A cavity 13 is also provided in the fixing seat 10 and a positioning pin 12 is passed through the cavity 13. A pressing plate 14 is fixedly provided on the outer side of the positioning pin 12 close to the bottom wall of the cavity 13. A reset spring 15 is also wound around the outer side of the positioning pin 12 between the pressing plate 14 and the top wall of the cavity 13. A pin hole matching the positioning pin 12 is also provided on the end of the connecting seat 11. Through the arrangement of the reset spring 15 and the cooperation of the positioning pin 12 and the pin hole, the fixing seat 10 and the connecting seat 11 can be tightly fixedly connected, so that the frame body 8 is positioned and connected to the frame body 1 7. Handles 16 are also provided on the outer ends of the two positioning pins 12.

[0021] In specific use, under the joint action of several baffles 9 equidistantly arranged along the height direction in the frame 2 8, not only can a certain ventilation and heat dissipation effect be achieved in the gaps between the baffles 9, but also an effective waterproof effect can be achieved through the outward tilting setting of the baffles 9. In addition, under the hinged setting of the frame 2 8 and the frame 1 7, it is convenient to carry out maintenance work on the electrical box 1. When the box door 6 is closed, under the cooperation of the connecting groove 6 and the connecting block 5, a better sealing effect can be formed between the inner side of the box door 4 and the outer side of the electrical box 1, thereby improving the waterproof effect of the device.

[0022] 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.

[0023] 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.

[0024] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A waterproof electrical box for electrical engineering, comprising an electrical box (1), wherein a rain shield (2) is provided on the top surface of the electrical box (1), characterized in that: The electrical box (1) is provided with a through slot (3) on the front side and a box door (4) is hingedly provided at a position corresponding to the through slot (3). A connecting block (5) is fixedly provided on the front side of the electrical box (1) in the circumferential direction outside the through slot (3). A connecting slot (6) matching with the connecting block (5) is fixedly provided at the inner end of the box door (4) at a position corresponding to the connecting block (5). A frame body (7) is fixedly provided on the left and right end faces of the electrical box (1), and a frame body (8) is hingedly provided on the inner side face of the frame body (7). A plurality of baffles (9) inclined outwardly and parallel to each other are equidistantly provided on the inner walls of the front and rear sides of the frame body (8) along the height direction thereof. A positioning device is provided between the end of the frame body (8) away from the hinge and the frame body (7).

2. A waterproof electrical box for electrical engineering according to claim 1, characterized in that: The positioning device comprises a fixing seat (10), a connecting seat (11) and a positioning pin (12); the fixing seat (10) is fixedly provided on the upper and lower end portions of the frame body (8) away from the hinge, respectively; the connecting seat (11) is fixedly provided on the frame body (8) corresponding to the fixing seat (10); a cavity (13) is also provided in the fixing seat (10) and a positioning pin (12) is passed through the cavity (13); a pressing plate (14) is fixedly provided on the outer surface of the positioning pin (12) close to the bottom wall of the cavity (13); a return spring (15) is also wound on the outer surface of the positioning pin (12) between the pressing plate (14) and the top wall of the cavity (13); and a pin hole matching the positioning pin (12) is also provided on the end of the connecting seat (11).

3. A waterproof electrical box for electrical engineering according to claim 2, characterized in that: Handles (16) are also provided on the outer ends of the two positioning pins (12).

4. A waterproof electrical box for electrical engineering according to claim 1, characterized in that: A sealing gasket is also provided at the contact point between the connecting groove (6) and the connecting block (5).

5. A waterproof electrical box for electrical engineering according to claim 1, characterized in that: The end face shape of the connecting block (5) is an isosceles trapezoidal structure.

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