Safety protection type electric meter box

Abstract

The utility model relates to the technical field of electric meter boxes, in particular to a safety protection type electric meter box. Comprising a box body, an installation support is arranged in the box body, two wire passing holes are formed in the inner wall of the bottom of the box body, an exhaust hole and an air inlet hole are formed in the inner walls of the two sides of the box body in a penetrating mode respectively, and a first filter screen and a second filter screen are arranged in the exhaust hole and the air inlet hole respectively. A fan communicated with the exhaust hole is arranged on the inner wall of one side of the box body, an annular mounting plate communicated with the air inlet hole is arranged on the inner wall of the other side of the box body, the second filter screen is fixedly mounted in the annular mounting plate, two clamping grooves are formed in the inner wall of one side of the box body, and clamping plates are slidably mounted in the clamping grooves; and the two clamping plates are fixed on the annular mounting plate. Through a simple locking structure, the filter screen in the air inlet hole can be quickly disassembled and assembled, so that dust can be conveniently cleaned, the filter screen can be effectively prevented from being blocked, and the ventilation and heat dissipation efficiency of the electric meter box is further ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of electric meter boxes, in particular to a safety protection type electric meter box. Background Art

[0002] With the continuous development of the economy, the market demand for electricity is increasing, a large number of power lines are being erected and put into use, and electric meters are widely used as terminal measurement equipment for power distribution. The installation of electric meters requires the use of electric meter boxes, so as to protect the electric meters. In the prior art, a safety protection type electric meter box with an authorization announcement number of CN220105131U is publicly disclosed, which relates to the field of safety protection technology for electric meter boxes, including an electric meter box housing, a control switch, an assembly component, a fire prevention component and a sealing component. The front end of the electric meter box housing is provided with an opening, and the left end of the electric meter box housing is provided with a control switch; the assembly component It is arranged inside the shell of the electric meter box; the sealing component is arranged on the left side of the opening; the fire prevention component: comprises a top plate, a storage box, a reaction tube, a connecting block, a fireproof airbag and a track; a storage box is arranged at the front end of the shell of the electric meter box; the four corners of the upper opening of the storage box are respectively fixedly connected with the top plate by four bolts; two pillars are respectively fixedly connected on the left and right sides of the interior of the storage box; by arranging the fire prevention component, the outside air and the electric meter box can be effectively isolated when a fire occurs in the electric meter box, so as to achieve the purpose of extinguishing the fire, and the heat dissipation function of the fan can be used to prevent the wires from heating up and catching fire.

[0003] However, it is found in use that the above design is not convenient for quick disassembly and assembly of the air inlet filter, which makes it inconvenient to clean the dust and easily causes the filter to be blocked, thus affecting the heat dissipation effect of the electric meter box. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a safety protection type electric meter box, which is convenient for quick disassembly and assembly of the filter in the air inlet, convenient for cleaning dust, and can effectively prevent the filter from being blocked, thereby ensuring the ventilation and heat dissipation efficiency of the electric meter box and solving the problems raised in the above background technology.

[0005] To achieve the above objectives, the technical solution adopted by the utility model is as follows: a safety protection type electric meter box comprises a box body, the box body is provided with a mounting bracket, the bottom inner wall of the box body is provided with two wire passing holes, the inner walls on both sides of the box body are respectively penetrated with an exhaust hole and an air inlet hole, the exhaust hole and the air inlet hole are respectively provided with a first filter screen and a second filter screen, the inner wall of one side of the box body is provided with a fan connected with the exhaust hole, the inner wall of the other side of the box body is provided with an annular mounting plate connected with the air inlet hole, the second filter screen is fixedly installed in the annular mounting plate, the inner wall of one side of the box body is provided with two card grooves, the card grooves are slidably installed with card plates, the two card plates are fixed on the annular mounting plate, the card plate located on the upper side is slidably penetrated with a card rod, a slide groove is provided on the inner wall of one side of the box body, a slide plate and a spring are slidably installed in the slide groove, the bottom end of the spring contacts the slide plate, and the top end of the card rod extends into the slide groove and is fixed on the slide plate.

[0006] In order to quickly close the air inlet and outlet holes of the meter box:

[0007] As a further improvement of the above technical solution: the box body also includes two cover bodies, the two cover bodies are respectively arranged on both sides of the box body, the exhaust holes and the air inlet holes are respectively adapted to the corresponding cover bodies, two sliding rods are fixedly installed on both sides of the box body, the same vertical plate is welded on the two sliding rods, the sliding rods slide through the corresponding cover bodies, an electric cylinder is provided on one side of the vertical plate, and the output shaft of the electric cylinder is fixed on the corresponding cover body.

[0008] The beneficial effect of this improvement is that, through such an arrangement, the air inlet and outlet holes of the meter box can be quickly closed, thereby facilitating the control of fire inside the meter box and effectively improving the protection performance.

[0009] To prevent air from entering the box through the cable holes:

[0010] As a further improvement of the above technical solution: a sealing sleeve is provided in the wire hole, and the sealing sleeve is made of insulating rubber.

[0011] The beneficial effect of this improvement is that by providing a sealing sleeve, air can be effectively prevented from entering the box through the wire hole.

[0012] In order to facilitate the positioning of the skateboard:

[0013] As a further improvement of the above technical solution: two limit rods are fixedly installed in the slide groove, and the limit rods slide through the slide plate.

[0014] The beneficial effect of this improvement is that by setting the limiting rod, it is convenient to limit the sliding plate.

[0015] In order to facilitate the limiting of the spring:

[0016] As a further improvement of the above technical solution: the spring sliding sleeve is arranged on the corresponding limiting rod, and one end of the sliding plate extends out of the sliding groove.

[0017] The beneficial effect of this improvement is that by setting the limiting rod, it is convenient to limit the spring.

[0018] In order to facilitate the locking of the card plate by the card rod:

[0019] As a further improvement of the above technical solution: a first through hole is penetrated on the upper card plate, a second through hole is penetrated between the slide groove and the corresponding card groove, and the card rod slides through the first through hole and the second through hole.

[0020] The beneficial effect of this improvement is that by providing the first through hole, it is convenient for the clamping rod to lock the clamping plate.

[0021] In order to facilitate the slide bar to support and limit the cover:

[0022] As a further improvement of the above technical solution: the cover body is a conical structure, a sealing gasket is provided on one side of the cover body, two third through holes are penetrated on the cover body, and the sliding rod slides through the third through holes.

[0023] The beneficial effect of this improvement is that by providing the third through hole, the slide rod can support and limit the cover body.

[0024] In order to facilitate the electric cylinder to drive the cover to move horizontally:

[0025] As a further improvement of the above technical solution: a round hole is passed through the vertical plate, and the output rod of the electric cylinder slides through the round hole.

[0026] The beneficial effect of this improvement is that by providing the circular hole, it is convenient for the electric cylinder to drive the cover body to move horizontally.

[0027] The beneficial effects of the utility model are: through a simple locking structure, the filter in the air inlet can be quickly disassembled and assembled, so that dust can be easily cleaned, and the filter can be effectively prevented from being blocked, thereby ensuring the ventilation and heat dissipation efficiency of the electric meter box. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0029] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure of part A;

[0030] Figure 3 For this utility model Figure 2A schematic diagram of the enlarged structure of part B;

[0031] Figure 4 It is a three-dimensional cross-sectional assembly structure schematic diagram of the annular mounting plate and the filter screen in the utility model;

[0032] Figure 5 It is a schematic diagram of the top view of the cover body in the utility model.

[0033] In the figure: 1. Box body; 2. Mounting bracket; 3. Wire hole; 4. Exhaust hole; 5. Inlet hole; 6. First filter; 7. Fan; 8. Second filter; 9. Annular mounting plate; 10. Slot; 11. Card plate; 12. Slide slot; 13. Card rod; 14. Slide plate; 15. Spring; 16. Cover; 17. Slide rod; 18. Vertical plate; 19. Electric cylinder. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0035] like Figure 1-5As shown, a safety protection type electric meter box includes a box body 1, a mounting bracket 2 is arranged in the box body 1, two wire holes 3 are arranged on the inner wall at the bottom of the box body 1, exhaust holes 4 and air inlet holes 5 are respectively penetrated on the inner walls on both sides of the box body 1, a first filter screen 6 and a second filter screen 8 are respectively arranged in the exhaust hole 4 and the air inlet hole 5, a fan 7 connected with the exhaust hole 4 is arranged on the inner wall on one side of the box body 1, an annular mounting plate 9 connected with the air inlet hole 5 is arranged on the inner wall on the other side of the box body 1, the second filter screen 8 is fixedly installed in the annular mounting plate 9, two card grooves 10 are arranged on the inner wall on one side of the box body 1, a card plate 11 is slidably installed in the card groove 10, and the two card plates 11 are fixed on the annular mounting plate 9, and the card plates 11 located above A card rod 13 slides through the card plate 11, and a slide groove 12 is provided on the inner wall of one side of the box body 1. A slide plate 14 and a spring 15 are slidably installed in the slide groove 12. The bottom end of the spring 15 contacts the slide plate 14, and the top of the card rod 13 extends into the slide groove 12 and is fixed on the slide plate 14. Through a simple locking structure, it is convenient to quickly disassemble and assemble the filter screen in the air inlet hole 5, so as to facilitate dust cleaning, effectively prevent the filter screen from being blocked, and thus ensure the ventilation and heat dissipation efficiency of the electric meter box. The box body 1 also includes two cover bodies 16, which are respectively arranged on both sides of the box body 1. The exhaust hole 4 and the air inlet hole 5 are respectively adapted to the corresponding cover bodies 16. Two sliding Rod 17, the same vertical plate 18 is welded on the two sliding rods 17, the sliding rod 17 slides through the corresponding cover body 16, and an electric cylinder 19 is provided on one side of the vertical plate 18, and the output shaft of the electric cylinder 19 is fixed on the corresponding cover body 16. Through this arrangement, it is convenient to quickly close the air inlet and outlet holes of the meter box, so as to facilitate the control of the fire inside the meter box and effectively improve the protection performance. A sealing sleeve is provided in the wire hole 3, and the material of the sealing sleeve is insulating rubber. By setting the sealing sleeve, it is possible to effectively prevent air from entering the box body 1 through the wire hole 3. Two limiting rods are fixedly installed in the slide groove 12, and the limiting rods slide through the slide plate 14. By setting the limiting rods, it is convenient to limit the slide plate 14. The spring 15 is slidably sleeved on the corresponding limiting rod, and one end of the slide plate 14 extends to the outside of the slide groove 12. By setting the limiting rod, it is convenient to limit the spring 15. The card plate 11 located above is penetrated with a first through hole, and a second through hole is penetrated between the slide groove 12 and the corresponding card groove 10. The card rod 13 slides through the first through hole and the second through hole. By setting the first through hole, it is convenient for the card rod 13 to lock the card plate 11. The cover body 16 is a conical structure, and a sealing gasket is provided on one side of the cover body 16. The cover body 16 is penetrated with two third through holes, and the sliding rod 17 slides through the third through hole. By setting the third through hole, it is convenient for the sliding rod 17 to support and limit the cover body 16. The vertical plate 18 is penetrated with a round hole.The output rod of the electric cylinder 19 slides through the circular hole, and the circular hole is provided so that the electric cylinder 19 can drive the cover body 16 to move horizontally.

[0036] The working principle of the utility model is as follows: when in use, the fan 7 is turned on, so that the air in the box body 1 is driven to be discharged through the exhaust hole 4. Under the action of negative pressure, the external air enters the box body 1 through the air inlet hole 5, and the air is filtered and removed by the second filter screen 8, so that the heat in the box body 1 is discharged. When it is necessary to clean the dust on the second filter screen 8, the box body 1 is first opened, and then the slide plate 14 is pulled upward, so that the slide plate 14 is driven to slide upward in the slide groove 12, so that the spring 15 is compressed, and at the same time, the slide plate 14 drives the clamping rod 13 to slide away from the corresponding clamping plate 11, so that the fixation of the clamping plate 11 is released, and then the annular mounting plate 9 is pulled, so that the two clamping plates 11 are driven to slide out of the corresponding clamping grooves 10 respectively, and the second filter screen 8 is brought out of the air inlet hole 5. , and then the dust on the second filter 8 can be cleaned. Through such a configuration, it is convenient to quickly disassemble and assemble the filter in the air inlet 5, so as to facilitate the cleaning of dust, and can effectively prevent the filter from being blocked, thereby ensuring the ventilation and heat dissipation efficiency of the meter box. When the meter box needs to be protected from fire extinguishing, first turn off the fan 7, and then turn on the two electric cylinders 19. The output rod of the electric cylinder 19 drives the corresponding cover body 16 to move horizontally, so that the cover body 16 is pushed to slide on the corresponding two sliding rods 17 until the air inlet 5 and the exhaust hole 4 are blocked, the box body 1 is short of oxygen, and the flame is extinguished. Through such a configuration, it is convenient to quickly close the air inlet and exhaust holes of the meter box, so as to control the fire inside the meter box, and effectively improve the protection performance.

[0037] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes 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 apparatus.

[0038] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, embellishments or changes, and can also combine the above technical features in an appropriate manner; these improvements, embellishments, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A safety protection type electric meter box, comprising a box body (1), characterized in that: The box body (1) is provided with a mounting bracket (2), the bottom inner wall of the box body (1) is provided with two wire holes (3), the inner walls on both sides of the box body (1) are respectively penetrated with an exhaust hole (4) and an air inlet hole (5), the exhaust hole (4) and the air inlet hole (5) are respectively provided with a first filter screen (6) and a second filter screen (8), the inner wall on one side of the box body (1) is provided with a fan (7) connected to the exhaust hole (4), the inner wall on the other side of the box body (1) is provided with an annular mounting plate (9) connected to the air inlet hole (5), and the second filter screen (8) is fixedly mounted in the annular mounting plate (9). Two card slots (10) are provided on the inner wall of one side of the box body (1), and a card plate (11) is slidably installed in the card slot (10). The two card plates (11) are fixed on the annular mounting plate (9), and a card rod (13) is slidably penetrated through the card plate (11) located on the upper side. A slide groove (12) is provided on the inner wall of one side of the box body (1), and a slide plate (14) and a spring (15) are slidably installed in the slide groove (12). The bottom end of the spring (15) contacts the slide plate (14), and the top end of the card rod (13) extends into the slide groove (12) and is fixed on the slide plate (14).

2. A safety protection type electric meter box according to claim 1, characterized in that: The box body (1) further comprises two cover bodies (16), the two cover bodies (16) are respectively arranged on both sides of the box body (1), the exhaust hole (4) and the air inlet hole (5) are respectively matched with the corresponding cover bodies (16), two sliding rods (17) are fixedly installed on both sides of the box body (1), the two sliding rods (17) are welded with the same vertical plate (18), the sliding rod (17) slides through the corresponding cover body (16), one side of the vertical plate (18) is provided with an electric cylinder (19), the output shaft of the electric cylinder (19) is fixed on the corresponding cover body (16).

3. A safety protection type electric meter box according to claim 1, characterized in that: A sealing sleeve is arranged in the wire-passing hole (3), and the sealing sleeve is made of insulating rubber.

4. A safety protection type electric meter box according to claim 1, characterized in that: Two limit rods are fixedly installed in the slide groove (12), and the limit rods slide through the slide plate (14).

5. A safety protection type electric meter box according to claim 4, characterized in that: The spring (15) is slidably sleeved on the corresponding limiting rod, and one end of the slide plate (14) extends out of the slide groove (12).

6. A safety protection type electric meter box according to claim 1, characterized in that: A first through hole is penetrated on the upper clamping plate (11), a second through hole is penetrated between the slide groove (12) and the corresponding clamping groove (10), and the clamping rod (13) slides through the first through hole and the second through hole.

7. A safety protection type electric meter box according to claim 2, characterized in that: The cover body (16) is a conical structure. A sealing gasket is provided on one side of the cover body (16). Two third through holes are penetrated through the cover body (16), and the sliding rod (17) slides through the third through holes.

8. The safety protection type electric meter box according to claim 2 is characterized in that: The vertical plate (18) is penetrated by a circular hole, and the output rod of the electric cylinder (19) slides through the circular hole.

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