CN209761543U - Generator protective sheath with explosion-proof function - Google Patents

Abstract

The utility model discloses a generator protective sheath with explosion-proof function, including the cover body and base, the cover body veneer is on the base, the protection chamber has been cup jointed to the inside of the cover body, set internal logical sap cavity that has seted up, logical sap cavity is connected with explosion-proof equipment, lead to the sap cavity and be located one side outside at cover body top and seted up the vent, the holding tank has been seted up to inner wall one side of the cover body, the holding tank in-connection has the ventilation unit who bloies the cooling for the generator. The utility model discloses a set up in the protective sheath and can pivoted impeller and make the temperature reduction that makes the engine rotate through the impeller at the generator during operation and discharge through the vent, alleviate the possibility that the engine took place to explode, set up the logical liquid hole that can go out water simultaneously to be located the generator directly over, make when engine operation trouble probably causes the explosion water from external water storage equipment get into logical liquid downthehole, make the engine by cooling, avoid the combustion and explosion.

Description

Generator protective sheath with explosion-proof function

Technical Field

The utility model relates to a generator explosion-proof equipment technical field especially relates to a generator protective sheath with explosion-proof function.

background

The generator is mechanical equipment which converts other forms of energy into electric energy, is driven by a water turbine, a steam turbine, a diesel engine or other power machines, converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy and transmits the mechanical energy to the generator, and then the generator converts the mechanical energy into electric energy.

And the generator is because self work reason, often is in under the high temperature condition, so the outside of general generator will set up the protective sheath, and the great amount of heats that isolated generator produced perhaps avoid the staff mistake to bump and lead to the injury, but to engine self, by meaning self heat unable transmission under the environment of isolation, will produce explosion phenomenon easily, and the hidden danger that probably produces the explosion is eliminated to the protective sheath simultaneously, based on this, the utility model relates to a generator protective sheath with explosion-proof function.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a generator protective sleeve with an explosion-proof function.

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

The utility model provides a generator protective sheath with explosion-proof function, includes the cover body and base, and the cover body veneer is on the base, and the protection chamber has been cup jointed to the inside of the cover body, has seted up logical sap cavity in the cover body, leads to the sap cavity and is connected with explosion-proof equipment, leads to the sap cavity to be located one side outside at cover body top and has seted up the vent, and the holding tank has been seted up to inner wall one side of the cover body, and the holding tank in-connection has the ventilation unit who bloies.

Preferably, explosion-proof equipment includes the feed liquor pipe, and feed liquor pipe sealing connection is in the portion that leads to the liquid chamber and be located set body lateral wall, and the one end that the base was kept away from to the feed liquor pipe is connected with the water pump, and the one end that the feed liquor pipe is close to the base runs through the base, and the logical liquid chamber that is located set body top has seted up a plurality of logical liquid holes to protection chamber one side.

Preferably, ventilation unit includes the axis of rotation, and the axis of rotation rotates to be connected in the holding tank, and the axis of rotation runs through the inner wall of the cover body and passes through the bearing rotation with the cover internal wall and be connected, and the axis of rotation is at the outer partial fixedly connected with motor of cover, and the motor welding has quick-witted case, and quick-witted case cup joints outside the motor and welds the outer wall at the cover body, and the one end fixedly connected with impeller of motor is kept away.

Preferably, the impeller is located the inside of holding tank, is provided with the generator in the protection chamber.

Preferably, the vent is arranged in a funnel-shaped structure with a wide upper part and a narrow lower part, a plurality of pin holes are circumferentially arrayed on the base, and a positioning pin is inserted into each pin hole.

Preferably, the quantity of pinhole is no less than four, and a plurality of logical liquid holes all are located the top of generator, and the feed liquor pipe is connected with external water storage device.

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

1. This device sets up can pivoted impeller through setting up in the protective sheath and set up the vent with the engine top for rotate through the impeller and make the temperature of engine reduce and discharge through the vent when the generator work, alleviate the possibility that the engine took place the explosion.

2. This practicality sets up the liquid through hole that can go out water simultaneously to be located the generator directly over, make when engine operation trouble probably causes the explosion, it is downthehole to get into the liquid through the water pump with water from external water storage equipment, makes the engine by cooling, avoids the burning explosion.

Drawings

Fig. 1 is a schematic structural diagram of a generator protection sleeve with an explosion-proof function according to the present invention;

Fig. 2 is a top view of a generator protection sleeve with an explosion-proof function according to the present invention;

Fig. 3 is a top view of the generator fluid cavity with explosion-proof function provided by the utility model.

In the figure: the device comprises a sleeve body 1, a base 2, a protection cavity 3, a liquid through cavity 4, a water pump 5, a liquid through hole 6, a vent 7, an accommodating groove 8, an impeller 9, a chassis 10, a motor 11, a rotating shaft 12, a generator 13 and a pin hole 14.

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.

Referring to fig. 1-3, a generator protection sleeve with an explosion-proof function comprises a sleeve body 1 and a base 2, wherein the sleeve body 1 is glued on the base 2, a protection cavity 3 is sleeved inside the sleeve body 1, a liquid through cavity 4 is formed in the sleeve body 1, the liquid through cavity 4 is connected with an explosion-proof device, a vent 7 is formed in one side of the liquid through cavity, which is located at the top of the sleeve body 1, to the outside, a holding tank 8 is formed in one side of the inner wall of the sleeve body 1, and a ventilation device for blowing air to cool the generator is connected in the holding tank.

Explosion-proof equipment includes the feed liquor pipe, and feed liquor pipe sealing connection is in the part that leads to liquid chamber 4 and be located 1 lateral wall of the cover body, and the one end that base 2 was kept away from to the feed liquor pipe is connected with water pump 5, and the one end that the feed liquor pipe is close to the base runs through base 2, and the liquid chamber 4 that leads to that is located the 1 top of the cover body has seted up a plurality of liquid holes 6 to protection chamber 3 one side.

Ventilation unit includes axis of rotation 12, axis of rotation 12 rotates to be connected in holding tank 8, axis of rotation 12 runs through the inner wall of the cover body 1 and passes through the bearing rotation with the inner wall of the cover body 1 and be connected, axis of rotation 12 is at the partial fixedly connected with motor 11 of the cover body 1 outer, motor 11 welds there is quick-witted case 10, quick-witted case 10 cup joints the outer and welding of the outer wall at the cover body 1 at motor 11, motor 10's one end fixedly connected with impeller 9 is kept away from to axis of rotation 12, motor 11 passes through key fixed connection with axis of rotation 12, make motor 11 rotate and can drive impeller 12 and rotate.

The impeller 9 is positioned in the accommodating groove 8, the generator 13 is arranged in the protection cavity 3, the vent 7 is in a funnel-shaped structure with a wide upper part and a narrow lower part, when the water pump is in normal use, the vent is communicated with the outside and the protection cavity 3 to enable the two to exchange gas, so that heat generated by the work of the engine 13 can be discharged from the vent 7 when the impeller 9 rotates, when the water pump 5 works, water enters from the liquid inlet pipe and passes through the liquid through cavity 4 positioned at the top, and falls into the protection cavity 13 from the liquid through hole 6 under the action of self gravity, a plurality of pin holes 14 are circumferentially arrayed on the base 2, a positioning pin is inserted into each pin hole 14, the positioning pins are simultaneously connected with the base 2 and the positioning holes on the outside ground to play a role in fixing the protective sleeve, meanwhile, the positioning method of the pins is easy to disassemble, the movement of the engine 13 is facilitated, the number of the pin, a plurality of liquid through holes 6 are all located above the generator 13, and the liquid inlet pipe is connected with an external water storage device.

In the utility model, when the engine 13 normally works, the motor 11 outputs rotation to drive the rotation shaft 12 to rotate simultaneously, and the rotation shaft 12 is fixedly connected with the impeller 9, therefore, the impeller 9 starts to work simultaneously and blows air in the protection cavity 3, because the top of the engine 13 is provided with the liquid through hole 6 and is communicated with the liquid through cavity 3 and the vent 7 together, the environment of the outside and the environment of the generator 13 can carry out air flow exchange at the moment, the high temperature of the generator 13 generated by work can be brought away from the internal environment of the protection cover by the wind blown out by the impeller 9, so that the temperature of the generator 13 is reduced, and the possibility of explosion of the generator 13 due to high temperature is reduced;

On the other hand, break down at generator self, when producing local high temperature and spontaneous combustion, the one end that leads to liquid chamber 4 and the bottom surface connection of seting up in can overlapping body 1 is connected with the inlet tube, and the inlet tube is connected with external water storage device, can make water by the suction inlet tube and go into the liquid chamber 4 that leads to that is located the generator 13 top through the work of water pump 5, and 4 bottoms in liquid chamber of leading to run through and be equipped with a plurality of logical liquid holes 6, make water can pour into protection chamber 3, make generator 13 by cooling down under the contact of water, avoid the combustion and explosion.

it should be noted that the motor 11 of the present invention may be a single-phase asynchronous motor with 4IK 25A-C.

the above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a generator protective sheath with explosion-proof function, includes the cover body (1) and base (2), its characterized in that, the cover body (1) veneer is on base (2), protection chamber (3) have been cup jointed to the inside of the cover body (1), logical sap cavity (4) have been seted up in the cover body (1), logical sap cavity (4) are connected with explosion-proof equipment, lead to one side that the sap cavity is located the cover body (1) top and outwards seted up vent (7), holding tank (8) have been seted up to inner wall one side of the cover body (1), holding tank (8) in-connection has the ventilation unit who bloies the cooling for the generator.

2. The generator protection sleeve with the explosion-proof function according to claim 1, characterized in that the explosion-proof device comprises a liquid inlet pipe, the liquid inlet pipe is hermetically connected to a portion of the liquid passing cavity (4) located on the side wall of the sleeve body (1), one end of the liquid inlet pipe away from the base (2) is connected with a water pump (5), one end of the liquid inlet pipe close to the base penetrates through the base (2), and the liquid passing cavity (4) located at the top of the sleeve body (1) is provided with a plurality of liquid passing holes (6) to one side of the protection cavity (3).

3. The generator protection sleeve with the explosion-proof function is characterized in that the ventilation device comprises a rotating shaft (12), the rotating shaft (12) is rotatably connected in the accommodating groove (8), the rotating shaft (12) penetrates through the inner wall of the sleeve body (1) and is rotatably connected with the inner wall of the sleeve body (1) through a bearing, a motor (11) is fixedly connected to the part of the rotating shaft (12) outside the sleeve body (1), a case (10) is welded to the motor (11), the case (10) is sleeved outside the motor (11) and is welded to the outer wall of the sleeve body (1), and an impeller (9) is fixedly connected to one end, away from the motor (11), of the rotating shaft (12).

4. Generator protection sheath with explosion-proof function according to claim 3, characterized in that said impeller (9) is located inside a housing groove (8), said protection chamber (3) being provided with a generator (13).

5. the generator protection cover with explosion-proof function of claim 2, characterized in that the ventilation opening (7) is arranged in a funnel-shaped structure with a wide top and a narrow bottom, a plurality of pin holes (14) are arranged on the base (2) in a circumferential array, and a positioning pin is inserted into each pin hole (14).

6. The generator protection sleeve with the explosion-proof function according to claim 5, characterized in that the number of the pin holes (14) is not less than four, the plurality of the liquid through holes (6) are all located above the generator (13), and the liquid inlet pipe is connected with an external water storage device.