CN207853618U - A kind of explosion-proof motor shell - Google Patents
A kind of explosion-proof motor shell Download PDFInfo
- Publication number
- CN207853618U CN207853618U CN201721810426.9U CN201721810426U CN207853618U CN 207853618 U CN207853618 U CN 207853618U CN 201721810426 U CN201721810426 U CN 201721810426U CN 207853618 U CN207853618 U CN 207853618U
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- explosion
- shell
- proof motor
- bearing bracket
- rear end
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Abstract
The utility model discloses a kind of explosion-proof motor shell, belongs to fire-proof motor technical field, including shell, drive end bearing bracket, rear end cap, fan housing and pedestal, it is characterised in that：The drive end bearing bracket and rear end cap are separately positioned on the left and right sides of shell, and the fan housing, which is arranged between the outside of rear end cap, the shell and pedestal, is equipped with damping shock absorber, and the upper part of the housing is connected with junction block, and the junction block top is equipped with terminal box；The drive end bearing bracket centre position offers axis hole, and outstanding one is equipped with around the axis hole and encloses annular protrusion, eight reinforcing ribs is provided with around the annular protrusion, arc heat sink strip is equipped between the adjacent reinforcing rib.Utility model device offer is a kind of simple in structure, and thermal diffusivity is good, is not susceptible to deform generating explosion time, the high explosion-proof motor shell of explosion protection factor.
Description
Technical field
The utility model discloses a kind of explosion-proof motor shell, belongs to fire-proof motor technical field.
Background technology
Flameproof motor is one kind of fire-proof motor, and shell can be sustained through any faying face of shell or structure
Gap penetrates into the internal explosion of the flammable mixtures of enclosure without damaging, and will not cause external by a kind of or more
The explosive atmosphere that kind imflammable gas or steam are formed is lighted.Current most motor case is manufactured by cast iron,
The shortcomings that cast iron, which is the fever that works long hours of quality weight, poor thermal conductivity, and motor, can influence its performance, be unfavorable for the stabilization of motor
Operation, tradition is all that external fan radiates to it under normal circumstances, and this heat dissipation effect is poor, is unfavorable for the normal flat of motor
Steady operation.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, thermal diffusivity is good, is producing
Raw explosion time is not susceptible to deform, the high explosion-proof motor shell of explosion protection factor.
To achieve the above object, the utility model provides following technical solution to realize：
A kind of explosion-proof motor shell, including shell, drive end bearing bracket, rear end cap, fan housing and pedestal, the drive end bearing bracket and rear end cap
It is separately positioned on the left and right sides of shell, the fan housing is arranged between the outside of rear end cap, the shell and pedestal equipped with resistance
Buddhist nun's damper, the upper part of the housing are connected with junction block, and the junction block top is equipped with terminal box；The drive end bearing bracket centre position
Axis hole is offered, outstanding one is equipped with around the axis hole and encloses annular protrusion, eight reinforcements are provided with around the annular protrusion
Muscle is equipped with arc heat sink strip between the adjacent reinforcing rib, sets that there are four arc grooves on the outside of the reinforcing rib, adjacent
It is equipped with connecting hole between the arc groove, the arc-shaped groove bottom is equipped with several heat emission holes, inside the arc groove
Equipped with Air Filter, it is equipped with several radiating ribs on the outside of the Air Filter, is set around the drive end bearing bracket there are three screw connection seat, three
The screw connection seat spaced set；The casing surroundings are set there are three trapezoidal radiating fin and several radiating fins, the ladder
The position that shape cooling fin corresponds to screw connection seat is arranged, and the enclosure interior is coated with one layer of waterproof coating, and the waterproof applies
Layer inside is equipped with explosion-proof fiber layer, and flame-retardant layer is equipped on the inside of the explosion-proof fiber layer.
It is made preferably, the shell, drive end bearing bracket, rear end cap and fan housing are all made of aluminium alloy.
Preferably, being coated with corrosion-resistant coating on the housing exterior walls.
Preferably, the explosion-proof fiber layer is made of polypropylene.
Preferably, the drive end bearing bracket centre position is fixed with sealing device, the sealing device includes outside framework oil seal
And sealing cover body, the sealing cover body are arranged on the outside of outside framework oil seal.
Preferably, being equipped with one layer of water accepting layer on the inside of the flame-retardant layer.
The advantageous effect of the device is, 1, drive end bearing bracket be equipped with eight reinforcing ribs, prevent the stability higher of deformation, it is adjacent
Reinforcing rib between be equipped with arc heat sink strip, to meet the requirement of intensity while realizing good heat radiating；2, arc is recessed
Trench bottom is equipped with several heat emission holes so that the heat of enclosure interior can facilitate to escape from heat emission hole, while again by scattered
Hot muscle will be in heat Quick diffusing to air, it is ensured that the temperature of enclosure interior is maintained in safe range, and Air Filter can play
Dust-proof effect, prevents foreign matter from entering enclosure interior and damaging；3, trapezoidal radiating fin and heat dissipation are provided on shell
Fin reduces temperature when motor operation, while trapezoidal radiating fin front end offers threaded hole, matches with screw connection seat
It closes, is conveniently screwed into screw and drive end bearing bracket is fixed on shell；4, enclosure interior is equipped with explosion-proof fiber layer, prevents motor from being transported in high speed
It bursts when turning, effectively increases safe class, while the setting of waterproof coating can reduce destruction of the moisture to motor, more
It is good that motor is protected；5, damping shock absorber can reduce the influence caused by shell of foreign object impact or platform vibrations,
Shell is set to keep stablizing.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model explosion-proof motor shell；
Fig. 2 is the enlarged diagram at A in Fig. 1；
Fig. 3 is the side view of the utility model explosion-proof motor shell；
Fig. 4 is the structural schematic diagram of Fig. 1 middle casings.
Reference numeral：1, shell；2, drive end bearing bracket；3, rear end cap；4, fan housing；5, pedestal；6, damping shock absorber；7, wiring
Box；8, junction block；9, axis hole；10, annular protrusion；11, reinforcing rib；12, arc heat sink strip；13, arc groove；14, connecting hole；
15, screw connection seat；16, heat emission hole；17, radiating ribs；18, Air Filter；19, radiating fin；20, trapezoidal radiating fin；21, waterproof
Coating；22, explosion-proof fiber layer；23, flame-retardant layer.
Specific implementation mode
A kind of explosion-proof motor shell of the utility model is further described shown in below in conjunction with the accompanying drawings.
Explosion-proof motor shell as shown in Figs 1-4, including shell 1, drive end bearing bracket 2, rear end cap 3, fan housing 4 and pedestal 5, front end
Lid 2 and rear end cap 3 are separately positioned on the left and right sides of shell 1, and fan housing 4 is arranged in the outside of rear end cap 3, shell 1 and pedestal 5 it
Between be equipped with damping shock absorber 6,1 top of shell is connected with junction block 8, and 8 top of junction block is equipped with terminal box 7；2 interposition of drive end bearing bracket
It sets and offers axis hole 9, outstanding one is equipped with around axis hole 9 and encloses annular protrusion 10, eight reinforcements are provided with around annular protrusion 10
Muscle 11, is equipped with arc heat sink strip 12 between adjacent reinforcing rib 11, and 11 outside of reinforcing rib sets that there are four arc grooves 13, adjacent
Arc groove 13 between be equipped with connecting hole 14,13 bottom of arc groove is equipped with several heat emission holes 16, inside arc groove 13
Equipped with Air Filter 18, the outside of Air Filter 18 is equipped with several radiating ribs 17, is set around drive end bearing bracket 2 there are three screw connection seat 15, three
A 15 spaced set of screw connection seat；Trapezoidal radiating fin 20 and several radiating fins 19 there are three being set around shell 1, it is trapezoidal to dissipate
The position that backing 20 corresponds to screw connection seat 15 is arranged, and 1 internal coat of shell has one layer of waterproof coating 21, in waterproof coating 21
Side is equipped with explosion-proof fiber layer 22, and 22 inside of explosion-proof fiber layer is equipped with flame-retardant layer 23.Shell 1, drive end bearing bracket 2, rear end cap 3 and fan housing 4
Aluminium alloy is all made of to be made.Corrosion-resistant coating is coated on 1 outer wall of shell.Explosion-proof fiber layer 22 is made of polypropylene.Drive end bearing bracket 2
Centre position is fixed with sealing device, and sealing device includes outside framework oil seal and sealing cover body, and sealing cover body setting is in skeleton oil
Envelope outside.23 inside of flame-retardant layer is equipped with one layer of water accepting layer.
The advantageous effect of the device is,
Drive end bearing bracket 2 is equipped with eight reinforcing ribs 11, prevents the stability higher of deformation, is all provided between adjacent reinforcing rib 11
There is arc heat sink strip 12, to meet the requirement of intensity while realizing good heat radiating.
13 bottom of arc groove is equipped with several heat emission holes 16 so that the heat inside shell 1 can facilitate from heat emission hole
It is escaped in 16, while again will be in heat Quick diffusing to air by radiating ribs 17, it is ensured that the temperature inside shell 1 is maintained at peace
In gamut, Air Filter 18 can play dust-proof effect, prevent foreign matter from entering 1 inside of shell and damaging.
It is provided with trapezoidal radiating fin 20 and radiating fin 19 on shell 1, reduces temperature when motor operation, while trapezoidal
20 front end of cooling fin offers threaded hole, is matched with screw connection seat 15, is conveniently screwed into screw and drive end bearing bracket 2 is fixed on shell
On 1.
Shell 1 is internally provided with explosion-proof fiber layer 22, prevents motor from bursting when running at high speed, and effectively increases safety
Grade, while the setting of waterproof coating 21 can reduce destruction of the moisture to motor, it is more preferable that motor is protected.
Damping shock absorber 6 can reduce foreign object impact or platform vibrations to influence caused by shell 1, and shell 1 is made to keep
Stablize.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of explosion-proof motor shell, including shell, drive end bearing bracket, rear end cap, fan housing and pedestal, it is characterised in that：The front end
Lid and rear end cap are separately positioned on the left and right sides of shell, and the fan housing is arranged in the outside of rear end cap, the shell and pedestal
Between be equipped with damping shock absorber, the upper part of the housing is connected with junction block, and the junction block top is equipped with terminal box；The front end
Lid centre position offers axis hole, and outstanding one is equipped with around the axis hole and encloses annular protrusion, is arranged around the annular protrusion
There are eight reinforcing ribs, be equipped with arc heat sink strip between the adjacent reinforcing rib, sets that there are four arcs on the outside of the reinforcing rib
Groove, connecting hole is equipped between the adjacent arc groove, and the arc-shaped groove bottom is equipped with several heat emission holes, the arc
Connected in star is internally provided with Air Filter, and several radiating ribs are equipped on the outside of the Air Filter, sets that there are three screws around the drive end bearing bracket
Connecting seat, three screw connection seat spaced sets；The casing surroundings are set there are three trapezoidal radiating fin and several heat dissipations
Fin, the position that the trapezoidal radiating fin corresponds to screw connection seat are arranged, and the enclosure interior is coated with one layer of waterproof coating,
It is equipped with explosion-proof fiber layer on the inside of the waterproof coating, flame-retardant layer is equipped on the inside of the explosion-proof fiber layer.
2. a kind of explosion-proof motor shell according to claim 1, it is characterised in that：The shell, drive end bearing bracket, rear end cap and
Fan housing is all made of aluminium alloy and is made.
3. a kind of explosion-proof motor shell according to claim 1, it is characterised in that：Anti-corrosion is coated on the housing exterior walls
Lose layer.
4. a kind of explosion-proof motor shell according to claim 1, it is characterised in that：The explosion-proof fiber layer uses polypropylene
It is made.
5. a kind of explosion-proof motor shell according to claim 1, it is characterised in that：The drive end bearing bracket centre position is fixed and is set
It includes outside framework oil seal and sealing cover body to have sealing device, the sealing device, and the sealing cover body is arranged on the outside of outside framework oil seal.
6. a kind of explosion-proof motor shell according to claim 1, it is characterised in that：One layer of suction is equipped on the inside of the flame-retardant layer
Water layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721810426.9U CN207853618U (en) | 2017-12-22 | 2017-12-22 | A kind of explosion-proof motor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721810426.9U CN207853618U (en) | 2017-12-22 | 2017-12-22 | A kind of explosion-proof motor shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207853618U true CN207853618U (en) | 2018-09-11 |
Family
ID=63422039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721810426.9U Active CN207853618U (en) | 2017-12-22 | 2017-12-22 | A kind of explosion-proof motor shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207853618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111511140A (en) * | 2020-05-09 | 2020-08-07 | 安徽省含山县林头振皖铸造厂 | Low-pressure explosion-proof integrated end cover and manufacturing process thereof |
-
2017
- 2017-12-22 CN CN201721810426.9U patent/CN207853618U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111511140A (en) * | 2020-05-09 | 2020-08-07 | 安徽省含山县林头振皖铸造厂 | Low-pressure explosion-proof integrated end cover and manufacturing process thereof |
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