CN213600757U - Ammeter with protector - Google Patents

Abstract

The utility model discloses an ammeter with protector, including protecting box, protection lid and ventilation box, protecting box is inside to be had the ammeter through the bolt fastening, the ammeter bottom has the cardboard through the bolt fastening, cardboard one side is provided with the side cardboard, install the extension spring through the mounting groove between side cardboard and the cardboard, the draw-in groove has all been seted up to side cardboard and cardboard one side, the inboard welding of protecting box has the strengthening rib, protecting box top and bottom have all been welded the pillar, protecting box one side is connected with the protection lid through the pivot, it is equipped with toughened glass observation window to inlay on one side of the protection lid. The utility model discloses simple structure, the bulk strength is high, and protective capacities is strong, can prevent that the power cord from droing with power cord block, the fixing of being connected with the ammeter, has the heat dissipation function simultaneously, is fit for being extensively promoted and used.

Description

Ammeter with protector

Technical Field

The utility model relates to a power equipment technical field, in particular to ammeter with protector.

Background

Although the electric meter is installed in a power distribution cabinet, when the electric meter is used in some construction sites, temporary workshops and other places, the electric meter is loosened and damaged due to collision, impact and the like, and needs to be protected.

Patent No. CN201721191643.4 discloses an electric meter with protection function, which not only can effectively detect the surge and arc phenomena in the electric meter, but also can timely protect the surge and arc faults, avoiding the occurrence of the situation of damaging the related components of the electric meter due to the surge or arc.

The ammeter with the protection function has the following defects that: 1. the overall strength is relatively poor, and easy damage can not protect the power cord of being connected with the ammeter simultaneously, 2, do not possess the heat dissipation function, can not dispel the heat to the ammeter, for this reason, we provide an ammeter with protector.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an ammeter with protector can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an ammeter with a protection device comprises a protection box, a protection box cover and a ventilation box, wherein the ammeter is fixed in the protection box through a bolt, a clamping plate is fixed at the bottom of the electric meter through a bolt, a side clamping plate is arranged at one side of the clamping plate, a tension spring is arranged between the side clamping plate and the clamping plate through a mounting groove, the side clamping plates and one side of the clamping plate are both provided with clamping grooves, the inner side of the protective box is welded with reinforcing ribs, the top and the bottom of the protective box are welded with protective pipes, one side of the protective box is connected with a protective box cover through a rotating shaft, a toughened glass observation window is embedded at one side of the protective box cover, a ventilation box is arranged at the bottom of the toughened glass observation window through an installation groove, the inside suction fan that is fixed with through the bolt of ventilation box, protection lid and protection box internal surface all glue and have the shielding layer, protection lid and protection box surface all glue and have the insulating layer.

Furthermore, the clamping grooves are internally provided with clamping teeth, the clamping teeth and the clamping grooves are multiple in number, and a structural block is welded on one side of the side clamping plate.

Furthermore, a sealing gasket is glued inside the protective tube, and the number of the protective tube and the number of the reinforcing ribs are multiple.

Furthermore, the dust screen is fixed on one side of the ventilation box through the clamping groove, the downward inclined air outlets are formed in one side of the ventilation box, and the downward inclined air outlets are multiple in number.

Furthermore, the insulating layer is made of glass fiber materials, and the shielding layer is made of aluminum foil materials.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through setting up the pillar, side cardboard and cardboard, the personnel run through the pillar with external power supply line and insert and be connected with the ammeter in the protection box, the inboard sealed pad of pillar plays to fill between power cord and pillar, sealing effect, can prevent the dust, in water stain etc. get into the protection box, the personnel hold the structure piece pull-up side cardboard will run through between side cardboard and the cardboard with the power cord of ammeter output, loosen behind the structure piece, extension spring pulling side cardboard and cardboard are closed, with the power cord block in the draw-in groove after the closure, a plurality of latches in the draw-in groove can firmly block the power cord in the draw-in groove, drag, the power cord is difficult not hard up during the shake, drop.

2. Through setting up the extraction fan, insulating layer and shielding layer, a plurality of strengthening ribs of protection box inboard can improve the intensity of protection box, make it receive to collide with, the striking is not fragile, protection box and the inboard shielding layer of protection lid are made by the aluminium foil material, can shield the interference of outside electromagnetic wave to the ammeter, the insulating layer in protection box and the protection lid outside, make by glass fiber material, can play anticorrosive, insulating effect, the personnel close the protection lid, can seal the protection box, see through toughened glass observation window and can observe the ammeter, the extraction fan is opened to the personnel, can take the heat in the protection box out through the dust screen, and discharge from a plurality of oblique air outlets down, reach and carry out radiating purpose to the ammeter, oblique air outlet can prevent outside dust, water stain etc. gets into in the protection box.

Drawings

Fig. 1 is a schematic view of the whole structure of an electric meter with a protection device of the present invention.

Fig. 2 is a schematic view of a protective cover structure of an electric meter with a protective device of the present invention.

Fig. 3 is the utility model relates to a side cardboard and cardboard structure schematic diagram of ammeter with protector.

Fig. 4 is a schematic view of the internal structure of the protection tube of the electric meter with the protection device of the present invention.

Fig. 5 is a sectional view of the external materials inside and outside the protection box and the protection box cover of the electric meter with the protection device of the present invention.

In the figure: 1. a protective case; 2. a protective box cover; 3. a ventilation box; 4. an electricity meter; 5. protecting the pipe; 6. a side clamping plate; 7. clamping a plate; 8. a card slot; 9. clamping teeth; 10. a tension spring; 11. an insulating layer; 12. a shielding layer; 13. reinforcing ribs; 14. a toughened glass observation window; 15. an exhaust fan; 16. a dust screen; 17. a downward inclined air outlet; 18. a structural block; 19. and a gasket.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-5, an ammeter with a protection device comprises a protection box 1, a protection box cover 2 and a ventilation box 3, wherein the inside of the protection box 1 is fixed with an ammeter 4 through a bolt, the bottom of the ammeter 4 is fixed with a clamping plate 7 through a bolt, one side of the clamping plate 7 is provided with a side clamping plate 6, a tension spring 10 is arranged between the side clamping plate 6 and the clamping plate 7 through a mounting groove, one side of each of the side clamping plate 6 and the clamping plate 7 is provided with a clamping groove 8, the inner side of the protection box 1 is welded with a reinforcing rib 13, the top and the bottom of the protection box 1 are both welded with a protection pipe 5, one side of the protection box 1 is connected with a protection box cover 2 through a rotating shaft, one side of the protection box cover 2 is embedded with a toughened glass observation window 14, the bottom of the toughened glass observation window 14 is provided with, the protective box cover 2 and the protective box 1 are both glued with a shielding layer 12 on the inner surface, and the protective box cover 2 and the protective box 1 are both glued with an insulating layer 11 on the outer surface.

The clamping teeth 9 are formed in the clamping grooves 8, the clamping teeth 9 and the clamping grooves 8 are multiple in number, and the structural block 18 is welded on one side of the side clamping plate 6.

In this embodiment, as shown in fig. 3, after the side clamping plates 6 and the clamping plates 7 are closed, the power line is clamped in the clamping groove 8, and the clamping grooves 8 can firmly clamp the power line through the plurality of clamping teeth 9 in the clamping groove 8.

Wherein, the inside of the protective tube 5 is glued with a sealing gasket 19, and the number of the protective tube 5 and the reinforcing ribs 13 is more than one.

In this embodiment, as shown in fig. 1 and 4, the sealing gasket 19 plays a role in filling and sealing between the power line and the protection tube 5, so that dust, water stains and the like can be prevented from entering the protection box 1, and the strength of the protection box 1 can be improved by the plurality of reinforcing ribs 13, so that the protection box is not easily damaged by collision and impact.

Wherein, ventilation box 3 one side is fixed with dust screen 16 through the draw-in groove, ventilation box 3 one side has been seted up down inclined air outlet 17, the quantity of inclined air outlet 17 is a plurality of down.

In this embodiment, as shown in fig. 2, the dust screen 16 can prevent external dust from entering the protection box 1, and the plurality of downward inclined air outlets 17 facilitate the heat extraction fan 15 to discharge the heat extracted from the protection box 1, and simultaneously prevent external dust, water stain and the like from entering the protection box 1.

The insulating layer 11 is made of a glass fiber material, and the shielding layer 12 is made of an aluminum foil material.

In this embodiment, as shown in fig. 5, the shielding layer 12 is made of an aluminum foil material, which can shield the electric meter 4 from the external electromagnetic waves, and the insulating layer 11 is made of a glass fiber material, which can play a role in corrosion prevention and insulation.

It should be noted that, the utility model relates to an ammeter with a protection device, when working, a person uses a power line to connect the exhaust fan 15 with the current output end of the ammeter 4, the person inserts an external power line into the protection box 1 through the protection tube 5 to connect with the ammeter 4, a sealing gasket 19 at the inner side of the protection tube 5 plays a role of filling and sealing between the power line and the protection tube 5, so as to prevent dust, water stain and the like from entering the protection box 1, the person holds the structure block 18 to pull up the side clamping plate 6 to penetrate the power line at the output end of the ammeter 4 between the side clamping plate 6 and the clamping plate 7, after loosening the structure block 18, the tension spring 10 pulls the side clamping plate 6 and the clamping plate 7 to close, so as to clamp the power line in the closed clamping groove 8, a plurality of clamping teeth 9 in the clamping groove 8 can firmly clamp the power line in the clamping groove 8, the power line is not easy to loose and fall off during pulling and shaking, a plurality of reinforcing ribs, make it receive the collision, the striking is not fragile, shielding layer 12 of protection box 1 and protection box lid 2 inboard is made by the aluminium foil material, can shield the interference of outside electromagnetic wave to ammeter 4, the insulating layer 11 in protection box 1 and the 2 outsides of protection box lid, make by glass fiber material, can play anticorrosive, insulating effect, personnel close protection box lid 2, can seal protection box 1, see through toughened glass observation window 14 and can observe ammeter 4, personnel open suction fan 15, can take the heat in protection box 1 out through dust screen 16, and discharge from a plurality of formula air outlets 17 to one side down, reach and carry out radiating purpose to ammeter 4, formula air outlet 17 to one side down can prevent outside dust, water stain etc. gets into in protection box 1.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides an ammeter with protector, includes protection box (1), protection box lid (2) and ventilation box (3), its characterized in that: an ammeter (4) is fixed in the protective box (1) through a bolt, a clamping plate (7) is fixed at the bottom of the ammeter (4) through a bolt, a side clamping plate (6) is arranged on one side of the clamping plate (7), a tension spring (10) is installed between the side clamping plate (6) and the clamping plate (7) through a mounting groove, a clamping groove (8) is formed in each of the side clamping plate (6) and the clamping plate (7), reinforcing ribs (13) are welded on the inner side of the protective box (1), protective pipes (5) are welded on the top and the bottom of the protective box (1), one side of the protective box (1) is connected with a protective box cover (2) through a rotating shaft, a toughened glass observation window (14) is embedded in one side of the protective box cover (2), a ventilation box (3) is installed at the bottom of the toughened glass observation window (14) through a mounting groove, and a, the protective box is characterized in that the inner surfaces of the protective box cover (2) and the protective box (1) are both glued with shielding layers (12), and the outer surfaces of the protective box cover (2) and the protective box (1) are both glued with insulating layers (11).

2. An electricity meter with a guard according to claim 1, wherein: the clamping groove is characterized in that clamping teeth (9) are arranged in the clamping groove (8), the clamping teeth (9) and the clamping groove (8) are multiple in number, and a structural block (18) is welded on one side of the side clamping plate (6).

3. An electricity meter with a guard according to claim 1, wherein: the protective pipe (5) is internally glued with a sealing gasket (19), and the protective pipe (5) and the reinforcing ribs (13) are multiple in number.

4. An electricity meter with a guard according to claim 1, wherein: the ventilation box is characterized in that a dustproof net (16) is fixed on one side of the ventilation box (3) through a clamping groove, a plurality of downward inclined air outlets (17) are formed in one side of the ventilation box (3).

5. An electricity meter with a guard according to claim 1, wherein: the insulating layer (11) is made of glass fiber materials, and the shielding layer (12) is made of aluminum foil materials.

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