CN210442419U

CN210442419U - Electric energy metering box with good sealing performance

Info

Publication number: CN210442419U
Application number: CN201920720762.7U
Authority: CN
Inventors: 周开明; 梁培龙
Original assignee: Yangzhou Xingyuan Electrical Appliance Co ltd
Current assignee: Yangzhou Xingyuan Electrical Appliance Co ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-05-01
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses an electric-energy metering box that sealing performance is good, the power distribution box comprises a box body, the top fixed mounting of box has the flashing board, one side of box is provided with ventilation assembly, the front of box is provided with the chamber door subassembly, the equal fixed mounting in both sides of box has the fixed block, there is soft seal frame strip the front of box through bolt fixed mounting, there is the fixing base bottom of box inner wall through bolt fixed mounting, the top fixed mounting of fixing base has two connecting plates. The utility model discloses a set up ventilation assembly on the box, utilize ventilation assembly can improve the ventilation effect of box and exterior space, be favorable to summer outside discharging the box with the heat of box inside, when utilizing ventilation assembly to reach ventilation effect, ventilation assembly can also play waterproof dirt-proof effect, ensures that external rainwater and dust are difficult to enter into the inside of box through ventilation assembly, has strengthened the utility model discloses a practicality.

Description

Electric energy metering box with good sealing performance

Technical Field

The utility model relates to an electric-energy metering box technical field specifically is an electric-energy metering box that sealing performance is good.

Background

The electric energy metering box is a protection device of an electric meter and is used for ensuring the electricity utilization safety and maintaining the important part of the performance of equipment in each link of power generation, power transmission, power transformation, power distribution, electricity utilization and the like of an electric power system. The electric energy metering box is used in various fields such as industry, agriculture, national defense, public facilities, daily life and the like. At present most electric-energy metering box all installs outdoors, because electric-power equipment such as internally mounted of electric-energy metering box has ammeter, mutual-inductor, consequently all has certain requirement to electric-energy metering box's rain-proof dirt-proof performance.

When the existing electric energy metering box is used, the following defects still exist:

1. when the electric energy metering box is installed outdoors, the aperture of the ventilation hole of the electric energy metering box can be designed to be small, a small rainproof frame can be welded on the outer wall of the box body at the position corresponding to the ventilation hole, the main purpose is to prevent rainwater from entering the interior of the box body through the ventilation hole in rainy days, but the structural design can cause poor ventilation effect of the interior of the box body, and particularly in summer, the heat in the interior of the box body is not easy to dissipate to the exterior of the box body through the ventilation hole;

2. the box and the chamber door of current electric energy metering box adopt hinge articulated mode to be connected mostly, such connection is convenient to separate chamber door and box, but electric energy metering box's main effect still is for reading the digit of ammeter, all can the design have the glass window on current chamber door, need not open the chamber door and just conveniently read ammeter digit, consequently, the number of times that the chamber door was opened has been reduced, but adopt hinge articulated mode, cause the leakproofness variation of chamber door and the articulated department of box, can cause the inside accumulation that dust impurity in small-size insect and the air enters into the box, not only influence the inside pleasing to the eye of box, and also can cause certain influence to the power equipment of box inside.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an electric-energy metering box that sealing performance is good has solved current electric-energy metering box ventilation effect poor, the not good problem of leakproofness.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric energy metering box that sealing performance is good, includes the box, the top fixed mounting of box has the flashing board, one side of box is provided with ventilation assembly, the front of box is provided with the chamber door subassembly, the equal fixed mounting in both sides of box has the fixed block, there is soft sealing frame strip the front of box through bolt fixed mounting, there is the fixing base bottom the box inner wall through bolt fixed mounting, the top fixed mounting of fixing base has two connecting plates, two there is the mounting panel through bolt fixed mounting between the relative one side of connecting plate.

Further optimize this technical scheme, the ventilation subassembly includes collar and seal ring, the inner wall fixed mounting of collar has main ventilation pipe, seal ring cover is established on the outer wall of main ventilation pipe, the collar passes through the lateral wall fixed connection of bolt and box with seal ring, the inner wall fixed mounting of main ventilation pipe one end has annular grid, the inside of main ventilation pipe has the subsidiary ventilation pipe through bolt fixed mounting, the exhaust vent rather than inside being linked together is seted up to the surface of subsidiary ventilation pipe, the inside of main ventilation pipe and subsidiary ventilation pipe junction is provided with the elasticity ring, the inside of elasticity ring is provided with the filter screen frame.

Further optimize this technical scheme, the draw-in groove has been seted up to the inside of elastic ring, the fixed surface of filter screen frame installs the snap ring, the filter screen frame passes through the cooperation and the elastic ring joint of snap ring and draw-in groove, the surface of elastic ring is laminated mutually with the inner wall of main ventilation pipe and supplementary ventilation pipe junction.

Further optimize this technical scheme, seted up first breach on the annular grid, the second breach has been seted up on the elastic ring.

Further optimize this technical scheme, the chamber door subassembly includes the apron, the back fixed mounting of apron has the rectangle frame, the seal groove has been seted up to the outer wall of rectangle frame, the cavity is inlayed to the inside of apron has clear glass, the equal fixed mounting in both sides of apron has the coupler piece, the coupler piece passes through bolt and fixed block fixed connection.

Further optimize this technical scheme, the mounting hole has been seted up to one side of box.

(III) advantageous effects

Compared with the prior art, the utility model provides an electric-energy metering box that sealing performance is good possesses following beneficial effect:

1. this electric-energy metering box that sealing performance is good through setting up ventilation assembly on the box, utilizes ventilation assembly can improve box and exterior space's ventilation effect, is favorable to outside discharging the box with the inside heat of box in summer, when utilizing ventilation assembly to reach ventilation effect, ventilation assembly can also play waterproof dirt-proof effect, ensures that external rainwater and dust are difficult for entering into the inside of box through ventilation assembly, has strengthened the utility model discloses a practicality.

2. This electric energy metering box that sealing performance is good through setting up the chamber door subassembly, with the difference of traditional chamber door, the utility model discloses an adopt the bolt to fix between chamber door subassembly and the box, can directly observe the digit of the inside ammeter of box through the chamber door subassembly, need not often open the chamber door, improve the leakproofness of the junction between chamber door subassembly and the box simultaneously, improved sealing performance.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of the ventilation assembly of the present invention;

fig. 3 is a sectional view of the three-dimensional structure of the ventilation assembly of the present invention;

FIG. 4 is a schematic view of the three-dimensional structure of the elastic ring and the screen frame of the present invention;

FIG. 5 is a schematic perspective view of the door assembly of the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the box body of the present invention.

In the figure: 1. a box body; 2. a flashing board; 3. a ventilation assembly; 31. a mounting ring; 32. a primary vent pipe; 33. an annular grid; 34. an auxiliary ventilation pipe; 35. an air outlet; 36. a sealing gasket; 37. an elastic ring; 38. a screen frame; 39. a first notch; 310. a second notch; 311. a card slot; 312. a snap ring; 4. a bin door assembly; 41. a cover plate; 42. a rectangular frame; 43. a sealing groove; 44. transparent glass; 45. connecting the hook block; 5. a fixed block; 6. a flexible sealing frame strip; 7. a fixed seat; 8. a connecting plate; 9. mounting a plate; 10. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides an electric energy metering box that sealing performance is good, the power distribution box comprises a box body 1, the top fixed mounting of box 1 has flashing board 2, the planar area of 2 bottoms of flashing board is greater than the planar area at 1 top of box, and flashing board 2 has a grade, like this when rainy season, conveniently carry out the drainage with the rainwater, make the rainwater keep away from box 1 simultaneously, one side of box 1 is provided with ventilation assembly 3, the front of box 1 is provided with chamber door subassembly 4, the equal fixed mounting in both sides of box 1 has fixed block 5, there is soft seal frame strip 6 in the front of box 1 through bolt fixed mounting, soft seal frame strip 6 adopts the rubber material to constitute, there is fixing base 7 bottom of 1 inner wall of box through bolt fixed mounting, there are two connecting plates 8 at the top fixed mounting of fixing base 7, there is mounting panel 9 through bolt fixed mounting.

By adopting the technical scheme, the ventilation assembly 3 is arranged on the box body 1, the ventilation effect of the box body 1 and the external space can be improved by utilizing the ventilation assembly 3, the heat in the box body 1 can be discharged out of the box body 1 in summer, the ventilation effect is achieved by utilizing the ventilation assembly 3, meanwhile, the ventilation assembly 3 can also play a role in water resistance and dust resistance, external rainwater and dust are ensured not to enter the box body 1 through the ventilation assembly 3 easily, and the practicability of the utility model is enhanced; through setting up chamber door subassembly 4, different with traditional chamber door, the utility model discloses an adopt the bolt to fix between chamber door subassembly 4 and the box 1, can directly observe the digit of the inside ammeter of box 1 through chamber door subassembly 4, need not often open the chamber door, improve the leakproofness of the junction between chamber door subassembly 4 and the box 1 simultaneously, improved sealing performance.

Specifically, ventilation assembly 3 includes collar 31 and seal ring 36, the inner wall fixed mounting of collar 31 has main ventilation pipe 32, seal ring 36 cover is established on main ventilation pipe 32's outer wall, collar 31 passes through the bolt with seal ring 36 and box 1's lateral wall fixed connection, the inner wall fixed mounting of main ventilation pipe 32 one end has annular grid 33, the inside of main ventilation pipe 32 has supplementary ventilation pipe 34 through bolt fixed mounting, the exhaust vent 35 that is linked together rather than inside is seted up to the surface of supplementary ventilation pipe 34, the position of exhaust vent 35 is located the first half of supplementary ventilation pipe 34, the inside of main ventilation pipe 32 and supplementary ventilation pipe 34 junction is provided with elastic ring 37, elastic ring 37 adopts the rubber material to constitute, elastic ring 37's inside is provided with filter screen frame 38, the supporting filter screen that has in filter screen frame 38's inside.

Adopt above-mentioned technical scheme, utilize annular grid 33, main ventilation pipe 32, the cooperation of auxiliary ventilation pipe 34 and exhaust vent 35 has realized that box 1 is inside to carry out the circulation of air with the outside, annular grid 33 can completely cut off most large-scale impurity and toy, the design of exhaust vent 35 position, mainly prevent to enter into main ventilation pipe 32 and the inside rainwater of auxiliary ventilation pipe 34 and enter into the inside of box 1, utilize filter screen frame 38 to play dustproof and tiny mosquito's effect, and ventilation assembly 3 mainly relies on collar 31 and seal ring 36 to realize fixedly with box 1, utilize the bolt to run through collar 31 in proper order, box 1 and seal ring 36, three's is fixed, seal ring 36 is the cover and is established on the outer wall of main ventilation pipe 32 simultaneously, mainly strengthen the leakproofness of ventilation assembly 3 and box 1 junction, avoid the emergence of infiltration phenomenon.

Specifically, a clamping groove 311 is formed in the elastic ring 37, a clamping ring 312 is fixedly mounted on the outer surface of the screen frame 38, the screen frame 38 is clamped with the elastic ring 37 through the matching of the clamping ring 312 and the clamping groove 311, and the outer surface of the elastic ring 37 is attached to the inner wall of the joint of the main ventilation pipe 32 and the auxiliary ventilation pipe 34.

Adopt above-mentioned technical scheme, elastic ring 37 has the ability of deformation and elasticity, conveniently cup joint screen frame 38 in elastic ring 37's inside like this, and utilize snap ring 312 and draw-in groove 311 to improve elastic ring 37 and screen frame 38's joint strength, simultaneously because elastic ring 37 has elasticity, can directly put into the inner wall of entering main ventilation pipe 32, rely on elasticity and the inner wall of main ventilation pipe 32 to laminate, and elastic ring 37's partly extension main ventilation pipe 32, pass through bolted connection back with main ventilation pipe 32 and supplementary ventilation pipe 34, elastic ring 37 just in time is located the junction of main ventilation pipe 32 and supplementary ventilation pipe 34, not only improved the leakproofness between main ventilation pipe 32 and the supplementary ventilation pipe 34, the fastness of screen frame 38 has still been guaranteed.

Specifically, the annular grid 33 is provided with a first notch 39, and the elastic ring 37 is provided with a second notch 310.

With the above technical solution, the primary purpose of the first notch 39 and the second notch 310 is to drain rainwater accumulated inside the primary vent pipe 32 and the secondary vent pipe 34.

Specifically, the door assembly 4 includes a cover plate 41, a rectangular frame 42 is fixedly mounted on the back surface of the cover plate 41, a sealing groove 43 is formed in the outer wall of the rectangular frame 42, a transparent glass 44 is embedded in the inner portion of the cover plate 41, a connecting hook block 45 is fixedly mounted on two sides of the cover plate 41, and the connecting hook block 45 is fixedly connected with the fixing block 5 through a bolt.

Adopt above-mentioned technical scheme, utilize coupler piece 45 and fixed block 5 to install the back between apron 41 and box 1, the partly inside that is located seal groove 43 of soft seal frame strip 6 this moment, at cooperation rectangle frame 42, can realize double-deck sealed effect, improved the leakproofness greatly, transparent glass 44 conveniently observes the inside ammeter of box 1 simultaneously, can satisfy normally the demand to electric energy metering box.

Specifically, one side of the box body 1 is provided with a mounting hole 10.

Adopt above-mentioned technical scheme, conveniently install ventilation assembly 3 on box 1.

When the box body 1 is used, the inside of the box body 1 is communicated with the outside through the matching of the annular grating 33, the main ventilation pipe 32, the auxiliary ventilation pipe 34 and the air outlet 35, most of large impurities and small animals can be isolated by the annular grating 33, the design of the position of the air outlet 35 mainly prevents rainwater entering the inside of the main ventilation pipe 32 and the auxiliary ventilation pipe 34 from entering the inside of the box body 1, the impurity and small insects entering the inside of the main ventilation pipe 32 are isolated by the filter screen frame 38, the rainwater entering the inside of the main ventilation pipe 32 and the auxiliary ventilation pipe 34 is discharged to the outside of the main ventilation pipe 32 through the first notch 39 and the second notch 310, after the cover plate 41 and the box body 1 are fixed through the connecting hook block 45 and the fixing block 5, one part of the flexible sealing frame strips 6 is positioned inside the sealing groove 43 to form a first sealing line, and when the rectangular frame 42 is matched, one part of the rectangular frame 42 extends into the inside of the box body, thus, a second sealing defense line is formed, and the sealing performance is ensured.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric energy metering box that sealing performance is good, includes box (1), its characterized in that: the top fixed mounting of box (1) has flashing board (2), one side of box (1) is provided with ventilation assembly (3), the front of box (1) is provided with chamber door subassembly (4), the equal fixed mounting in both sides of box (1) has fixed block (5), there is soft sealing frame strip (6) in the front of box (1) through bolt fixed mounting, there are fixing base (7) bottom of box (1) inner wall through bolt fixed mounting, the top fixed mounting of fixing base (7) has two connecting plates (8), two there is mounting panel (9) through bolt fixed mounting between the relative one side of connecting plate (8).

2. The electric energy metering box with good sealing performance according to claim 1, characterized in that: ventilation subassembly (3) are including collar (31) and seal ring (36), the inner wall fixed mounting of collar (31) has main ventilation pipe (32), seal ring (36) cover is established on the outer wall of main ventilation pipe (32), the lateral wall fixed connection of bolt and box (1) is passed through with seal ring (36) in collar (31), the inner wall fixed mounting of main ventilation pipe (32) one end has annular grid (33), there is supplementary ventilation pipe (34) inside through bolt fixed mounting of main ventilation pipe (32), exhaust vent (35) that are linked together rather than inside is seted up to the surface of supplementary ventilation pipe (34), main ventilation pipe (32) are provided with elasticity ring (37) with the inside of assisting ventilation pipe (34) junction, the inside of elasticity ring (37) is provided with filter screen frame (38).

3. The electric energy metering box with good sealing performance according to claim 2, characterized in that: draw-in groove (311) have been seted up to the inside of elastic ring (37), the fixed surface of filter screen frame (38) installs snap ring (312), the cooperation and elastic ring (37) joint that snap ring (312) and draw-in groove (311) are passed through in filter screen frame (38), the surface and the main ventilation pipe (32) of elastic ring (37) are laminated mutually with the inner wall of assisting ventilation pipe (34) junction.

4. The electric energy metering box with good sealing performance according to claim 2, characterized in that: a first gap (39) is formed in the annular grating (33), and a second gap (310) is formed in the elastic ring (37).

5. The electric energy metering box with good sealing performance according to claim 1, characterized in that: the box door assembly (4) comprises a cover plate (41), a rectangular frame (42) is fixedly mounted on the back of the cover plate (41), a sealing groove (43) is formed in the outer wall of the rectangular frame (42), a transparent glass (44) is embedded in the inner portion of the cover plate (41), connecting hook blocks (45) are fixedly mounted on the two sides of the cover plate (41), and the connecting hook blocks (45) are fixedly connected with fixing blocks (5) through bolts.

6. The electric energy metering box with good sealing performance according to claim 1, characterized in that: one side of the box body (1) is provided with a mounting hole (10).