CN211481136U - Intrinsic safety power supply shell - Google Patents

Abstract

The utility model discloses an this ampere of power shell belongs to shell technical field. This ann power shell includes the shell, the power holding tank has been seted up to the front end of shell, the wire casing has been seted up to the front end of shell, and the wire casing is located the upside of power holding tank, be provided with three input end lines of group in the wire casing, first line hole has been seted up from the left hand right side in proper order to the tank bottom end of wire casing, second line hole and third line hole, three input end lines of group run through first line hole respectively, second line hole and third line hole, and three input end lines of group and first line hole, epoxy glue has all been annotated to the department of running through in second line hole and third line hole, can reach this ampere's experiment and drag the experimental requirement of dragging to the cable, and simple structure.

Description

Intrinsic safety power supply shell

Technical Field

The utility model relates to the technical field of shells, concretely relates to this ampere of power shell.

Background

The power supply is a device for converting energy in other forms into electric energy, the electric power is derived from a magnetic electricity generation principle, renewable energy sources such as water power, wind power, sea tide, dam water pressure difference and solar energy, and power sources for burning coal, oil residue and the like are used for generating the electric power, and common power supplies are dry batteries (direct current), household 110V-220V alternating current power supplies and intrinsic safety power supplies.

This ampere of power supply is intrinsically safe power supply, belongs to explosion-proof electrical equipment for explosive gas environment, according to the intrinsically safe regulation, must pour into a large amount of epoxy in alternating current forceful electric power access part in order to reach the alternating current input line and draw through very big power and also be unlikely to lead to the alternating current input line to drop from the power supply board to influence safety, but can let the switch power supply production technology become complicated after pouring into epoxy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an this ampere of power shell, it can reach this ampere of experiment and draw the experiment requirement of dragging of cable, simple structure moreover, and the practicality is strong.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides an intrinsic safety power supply shell, includes the shell, the power holding tank has been seted up to the front end of shell, the wire casing has been seted up to the front end of shell, just the wire casing is located the upside of power holding tank, the intraductal input end line of three groups that is provided with of wire, first line hole, second line hole and third line hole have been seted up from the left hand right side in proper order to the tank bottom end of wire casing, and three groups the input end line runs through respectively first line hole the second line hole with third line hole, and three groups the input end line with first line hole the second line hole with the department of running through in third line hole has all been annotated epoxy and has been glued.

Preferably, a set of clamping grooves are formed in the upper end and the lower end of the shell, the two sets of clamping grooves are vertically symmetrical, two clamping grooves are formed in one set of clamping grooves, and the clamping grooves are U-shaped.

Preferably, be fixed with first baffle and second baffle from the left hand right side in proper order between the upper and lower inner wall of wire casing, first baffle with the second baffle divide into first groove room, second groove room and third groove room with the wire casing from the left hand right side in proper order, first line hole the second line hole with the third line hole is located respectively first groove room the second groove room with in the third groove room.

Preferably, a first rotating shaft is rotatably connected between the left inner wall of the trunking and the left end of the first partition plate, a first reel is fixed on the circumferential surface of the first rotating shaft, and a set of the input end line is wound on the circumferential surface of the first reel.

Preferably, a second rotating shaft is rotatably connected between a right end of the first partition and a left end of the second partition, a second reel is fixed to a circumferential surface of the second rotating shaft, and a set of the input end wires is wound around a circumferential surface of the second reel.

Preferably, a third rotating shaft is rotatably connected between the right end of the second partition and the right inner wall of the raceway groove, a third reel is fixed to the circumferential surface of the third rotating shaft, and a set of the input end wires is wound on the circumferential surface of the third reel.

Preferably, the circumferential surfaces of the first reel, the second reel and the third reel are provided with uniformly distributed winding grooves, and the inner walls of the winding grooves are polished smoothly.

Preferably, a plurality of evenly distributed's louvre has all been seted up to the inner wall about the power holding tank, just the louvre internal fixation has dustproof filter screen.

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses a put the input end line to the power back, be the wire casing promptly, then set up first line hole, second line hole and third line hole respectively at the tank bottom end of wire casing, then pour into epoxy glue into inside, so not only can reach the pulling experiment requirement of this ampere of experiment to the cable, can simplify the production technology of power moreover, in order to reach the purpose that the power can be maintained;

(2) the utility model discloses a setting of first reel, second reel and second reel for the input end line can be fine obtain the winding, is difficult for causing the input end line confusion;

(3) this scheme has effectively guaranteed the heat dissipation of this ampere of power through the setting of louvre.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The reference numbers in the figures illustrate:

1 shell, 2 power holding tanks, 3 louvres, 4 draw-in grooves, 5 wire casings, 6 first baffles, 7 second baffles, 8 first pivots, 9 first reels, 10 first line holes, 11 second pivots, 12 second reels, 13 second line holes, 14 third pivots, 15 third reels, 16 third line holes.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

please refer to fig. 1, an intrinsically safe power supply housing includes a housing 1, a power supply receiving groove 2 is formed at a front end of the housing 1, a wire groove 5 is formed at the front end of the housing 1, the wire groove 5 is located at an upper side of the power supply receiving groove 2, three sets of input end wires (not shown in the figure) are arranged in the wire groove 5, a first wire hole 10, a second wire hole 13 and a third wire hole 16 are sequentially formed at a bottom end of the wire groove 5 from left to right, the three sets of input end wires respectively penetrate through the first wire hole 10, the second wire hole 13 and the third wire hole 16, and epoxy resin glue (not shown in the figure) is injected at penetrating positions of the three sets of input end wires and the first wire hole 10, the second wire hole 13 and the third wire hole.

In this embodiment, be used for placing the ann's power in the power holding tank 2, through in input end line wire casing 5, then set up first line hole 10, second line hole 13 and third line hole 16 respectively at the tank bottom end of wire casing 5, then pour into the epoxy glue into inside, so not only can reach the experiment requirement of dragging of ann's experiment to the cable, can simplify the production technology of power moreover to reach the mesh that the power can be maintained.

Specifically, a set of draw-in groove 4 has all been seted up at the upper and lower both ends of shell 1, and two sets of draw-in grooves 4 are symmetry from top to bottom, and a set of draw-in groove 4 is provided with two, and draw-in groove 4 is "U-shaped".

In this embodiment, the arrangement of the clamping groove 4 facilitates the quick positioning and installation of the housing 1.

Specifically, a first partition plate 6 and a second partition plate 7 are sequentially fixed between the upper inner wall and the lower inner wall of the trunking 5 from left to right, the trunking 5 is sequentially divided into a first trunking chamber, a second trunking chamber and a third trunking chamber by the first partition plate 6 and the second partition plate 7 from left to right, a first wire hole 10, a second wire hole 13 and a third wire hole 16 are respectively positioned in the first trunking chamber, the second trunking chamber and the third trunking chamber, a first rotating shaft 8 is rotatably connected between the left inner wall of the trunking 5 and the left end of the first partition plate 6, a first reel 9 is fixed on the circumferential surface of the first rotating shaft 8, a set of input end wires are wound on the circumferential surface of the first reel 9, a second rotating shaft 11 is rotatably connected between the right end of the first partition plate 6 and the left end of the second partition plate 7, a second reel 12 is fixed on the circumferential surface of the second rotating shaft 11, a set of input end wires are wound on the circumferential surface of the second reel 12, a third rotating shaft 14 is rotatably connected between the right end of the second partition plate 7 and the right inner wall, a third reel 15 is fixed to the circumferential surface of the third shaft 14, and a set of input leads are wound around the circumferential surface of the third reel 15.

In the present embodiment, the first reel 9, the second reel 12, and the third reel 15 are all rotatable, and three sets of input end wires are wound around the first reel 9, the second reel 12, and the third reel 15, respectively, so that when the cable is pulled, the input end wires can be rotated along with the input end wires, and at the same time, the input end wires can be wound around them, and the input end wires can be placed in a uniform manner.

Specifically, the circumferential surfaces of the first reel 9, the second reel 12 and the third reel 15 are all provided with uniformly distributed winding grooves, and the inner walls of the winding grooves are polished smoothly.

In this embodiment, polish smooth wire winding groove and make the winding that the input end line can be better, difficult wearing and tearing damage input end line simultaneously.

Specifically, a plurality of evenly distributed's louvres 3 have all been seted up to inner wall about power holding tank 2, and louvre 3 internal fixation has dustproof filter screen.

In this embodiment, the heat dissipation hole 3 is convenient for the heat dissipation of this ampere of power, and dustproof filter screen makes it be difficult for infecting the dust.

The working principle is as follows: through in the input end line wire casing 5, then set up first line hole 10, second line hole 13 and third line hole 16 respectively at the tank bottom end of wire casing 5, then pour into epoxy glue into inside, so not only can reach the experimental requirement of dragging of this ampere of experiment to the cable, can simplify the production technology of power moreover to reach the mesh that the power can be maintained.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims (8)

1. The utility model provides an this ampere of power shell, includes shell (1), power holding tank (2), its characterized in that have been seted up to the front end of shell (1): wire casing (5) have been seted up to the front end of shell (1), just wire casing (5) are located the upside of power holding tank (2), be provided with three group's input end lines in wire casing (5), first line hole (10), second line hole (13) and third line hole (16) have been seted up in proper order from the left hand right side to the tank bottom end of wire casing (5), and three groups the input end line runs through respectively first line hole (10), second line hole (13) with third line hole (16), and three groups the input end line with first line hole (10), second line hole (13) with the department of running through of third line hole (16) has all been annotated epoxy and has been glued.

2. An intrinsically safe power supply housing as claimed in claim 1, wherein: a set of clamping grooves (4) are formed in the upper end and the lower end of the shell (1), the two clamping grooves (4) are symmetrical up and down, two clamping grooves (4) are formed in one set, and the clamping grooves (4) are U-shaped.

3. An intrinsically safe power supply housing as claimed in claim 2, wherein: be fixed with first baffle (6) and second baffle (7) from the left hand right side in proper order between the upper and lower inner wall of wire casing (5), first baffle (6) with second baffle (7) divide into first groove room, second groove room and third groove room from the left hand right side with wire casing (5) in proper order, first line hole (10) second line hole (13) with third line hole (16) are located respectively first groove room the second groove room with in the third groove room.

4. An intrinsically safe power supply housing as claimed in claim 3, wherein: the left inner wall of wire casing (5) with it is connected with first pivot (8) to rotate between the left end of first baffle (6), be fixed with first reel (9) on the circumferential surface of first pivot (8), a set of the input end line twine in the circumferential surface of first reel (9).

5. An intrinsically safe power supply housing as claimed in claim 4, wherein: the right-hand member of first baffle (6) with rotate between the left end of second baffle (7) and be connected with second pivot (11), the circumferential surface of second pivot (11) is fixed with second reel (12), a set of the input end line twine in the circumferential surface of second reel (12).

6. An intrinsically safe power supply housing as claimed in claim 5, wherein: the right-hand member of second baffle (7) with rotate between the right inner wall of wire casing (5) and be connected with third pivot (14), the circumferential surface of third pivot (14) is fixed with third reel (15), a set of the input end line twine in the circumferential surface of third reel (15).

7. An intrinsically safe power supply housing as claimed in claim 6, wherein: first reel (9), second reel (12) and evenly distributed's wire winding groove has all been seted up on the circumferential surface of third reel (15), just wire winding inslot wall is polished smoothly.

8. An intrinsically safe power supply housing as claimed in any one of claims 1 to 7, wherein: a plurality of evenly distributed heat dissipation holes (3) are formed in the left inner wall and the right inner wall of the power supply accommodating groove (2), and dustproof filter screens are fixed in the heat dissipation holes (3).

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