CN114709980A - High-voltage motor with positive pressure type explosion-proof equipment - Google Patents
High-voltage motor with positive pressure type explosion-proof equipment Download PDFInfo
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- CN114709980A CN114709980A CN202210417106.6A CN202210417106A CN114709980A CN 114709980 A CN114709980 A CN 114709980A CN 202210417106 A CN202210417106 A CN 202210417106A CN 114709980 A CN114709980 A CN 114709980A
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- air inlet
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a high-voltage motor with a positive pressure type explosion-proof device, which comprises a shell, wherein a placing cavity is arranged in the shell, a motor body is arranged in the placing cavity, the motor body is a double-shaft motor, a plurality of fan blades are arranged on the outer wall of a left output shaft of the motor body along the circumferential direction of the outer wall, a first gear is arranged on the left output shaft of the motor body, a first rotating rod is rotatably connected to the inner wall of the left side of the placing cavity, and a second gear meshed with the first gear is arranged on the first rotating rod. This high-voltage motor is provided with rotatable filter screen in air inlet department, after the filter screen that is located the top blockked up, can make the second bull stick rotate one hundred eighty degrees this moment for the filter screen that is located the below adsorbs the dust, clears up the dust on the filter screen that is blockked up simultaneously, and dispels the heat to the circuit board again after can passing through microthermal water to the thermal gas of absorption motor, makes the radiating effect of motor and circuit board all be in the state of preferred.
Description
Technical Field
The invention relates to the technical field of high-voltage motors, in particular to a high-voltage motor with a positive pressure type explosion-proof device.
Background
Petrochemical, metallurgy, cement, chemical industry, weaving, electric power etc. factory easily appears a large amount of dust or combustible gas in its operational environment, has high concentration dust or combustible gas in the air for these places become inflammable and explosive, especially easily at being exploded by naked light or spark, but these places all need high-pressure power to drive, consequently often install high-voltage motor, nevertheless current high-voltage motor still has a problem when using:
because high-voltage motor its voltage that passes through when normal use is too high, can make its circuit and motor itself produce high temperature, when these high temperatures and dust or flammable explosive gas contact, can reach the ignition point of flammable explosive gas, lead to the emergence of explosion, consequently, often install the flabellum on driving motor's output shaft, cool down the processing to motor and circuit board, then because external gas absorbs certain heat when the motor, gaseous temperature this moment is higher, when gaseous circuit board that passes through once more, the cooling effect to the circuit board is relatively poor, generally can set up the filter screen in air inlet department simultaneously, intercept the dust in the air, when the dust absorbs certain quantity on the filter screen, it is comparatively troublesome to need artificial change, therefore, how this problem of reasonable solution is our required consideration.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a high-voltage motor with a positive pressure type explosion-proof device, wherein a rotatable filter screen is arranged at an air inlet of the high-voltage motor, when the filter screen positioned above is blocked, a second rotating rod can rotate by one hundred eighty degrees, so that the filter screen positioned below adsorbs dust, meanwhile, the dust on the blocked filter screen is cleaned, and the gas absorbing the heat of the motor can be cooled after passing through low-temperature water, so that the heat dissipation effects of the motor and the circuit board are in a better state.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-voltage motor with a positive pressure type explosion-proof device comprises a shell, wherein a placing cavity is arranged in the shell, a motor body is installed in the placing cavity, the motor body is a double-shaft motor, a plurality of fan blades are arranged on the outer wall of a left output shaft of the motor body along the circumferential direction of the outer wall, a first gear is arranged on the left output shaft of the motor body, a first rotating rod is connected to the inner wall of the left side of the placing cavity in a rotating mode, a second gear meshed with the first gear is arranged on the first rotating rod, an air inlet groove is formed in the left side of the shell, a second rotating rod is connected to the inner wall of the right side of the air inlet groove in a rotating mode, two filter screens are symmetrically arranged on the outer wall of the second rotating rod, two sliding grooves are formed in the second rotating rod, sliding blocks are arranged in the two sliding grooves, the two sliding blocks are connected with the inner walls of the sliding grooves in a sliding mode, the left sides of the two sliding blocks are elastically connected with the inner wall of the sliding grooves through first springs, touch delay switches are arranged on the inner walls of the right sides of the two sliding grooves, and the space on the left side of the placing cavity is communicated with the space on the right side of the air inlet groove through an air inlet; the right end of the second rotating rod is provided with a limiting groove, the inner wall of the left side of the limiting groove is provided with an electromagnet, a clamping block is arranged in the limiting groove and is in sliding connection with the inner wall of the limiting groove, the adjacent surface of the clamping block and the electromagnet is elastically connected through a second spring, and the large left end of the first rotating rod is provided with a clamping groove matched with the clamping block.
Preferably, it is connected with the third bull stick to place to rotate on the left side inner wall in chamber, the intake duct diaphragm, the diaphragm with place the inner wall sliding connection in chamber, the left side of diaphragm is equipped with a plurality of balls that support, place fixedly connected with telescopic link on the right side inner wall in chamber, the flexible end of telescopic link and the right side fixed connection of diaphragm, the right side fixedly connected with screw thread sleeve of diaphragm, the telescopic right-hand member of screw thread is equipped with the screw hole, the left end of third bull stick extends to the screw hole, be equipped with the screw thread layer on the outer wall of third bull stick, the screw thread layer part and the screw thread sleeve threaded connection of third bull stick.
Preferably, the first rotating rod is provided with an incomplete gear, the third rotating rod is provided with a third gear matched with the incomplete gear, and the outer wall of the third rotating rod is elastically connected with the inner wall of the right side of the air inlet groove through a torsion spring.
Preferably, the right side of casing is equipped with the storage water tank, the right side space in chamber is placed in the bottom space of storage water tank passes through the outlet duct intercommunication, be equipped with the installation cavity in the casing, install the circuit board in the installation cavity, be equipped with the coiled pipe on the inner wall of installation cavity, the inlet end of coiled pipe and the headspace intercommunication of storage water tank, the end of giving vent to anger of coiled pipe and external intercommunication.
Preferably, the bottom space of the air inlet groove is communicated with the air outlet end of the coiled pipe through a blanking pipe, and a baffle is arranged at the inner bottom of the air inlet groove.
Preferably, the radius of the first gear is one fifth of the radius of the second gear.
Preferably, the right output shaft of the motor body extends to the outside.
Preferably, the right side of casing is equipped with the rectangle box, motor body's right side output shaft runs through the rectangle box, motor body is located fixedly connected with cam on the rectangle box internal partial outer wall, be equipped with the piston in the rectangle box, the inner wall sliding connection of piston and rectangle box, the lower extreme of piston and the interior bottom of rectangle box pass through third spring elastic connection, the bottom space intercommunication of rectangle box has the blast pipe, the bottom space of rectangle box passes through the intake pipe intercommunication with the external world, all be equipped with the check valve on intake pipe and the blast pipe, be equipped with a plurality of heat radiation fins in the storage water tank, it is a plurality of heat radiation fins's right side extends to the external world, the end of giving vent to anger of blast pipe is just to heat radiation fins.
The invention has the following beneficial effects:
1. compared with the prior art, when the filter screen positioned above is blocked, the second rotating rod rotates one hundred eighty degrees at the moment, so that the two filter screens rotate, the filter screen positioned below rotates to the upper part to filter dust, the filter screen positioned below can be continuously in a shaking state to clean the adhered dust, and the next use is facilitated;
2. compared with the prior art, in the process of radiating the motor body by airflow, the gas absorbing heat can enter the water storage tank to cool, and then the electric heating plate is cooled by the coiled pipe, so that the cooling effect on the motor body and the electric heating plate is ensured, and meanwhile, the contact of the flammable and explosive gas and electric sparks generated by components on the electric heating plate can be avoided;
3. compared with the prior art, in the shaking process of the filter screen positioned below, the gas at the gas outlet end of the coiled pipe flows and can suck the shaken off dust down, so that the condition that the shaken off dust is adhered to the filter screen again is avoided;
4. compared with the prior art, the intermittent generated air flow blows to the radiating fins through the up-and-down movement of the piston, so that the radiating effect of the radiating fins is accelerated, and the subsequent radiating effect on the circuit board is prevented from being influenced by the overhigh water temperature in the water storage tank.
Drawings
Fig. 1 is a schematic structural diagram of a high-voltage motor with a positive pressure type explosion-proof device according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is a schematic structural view of example 2 of the present invention;
fig. 5 is an enlarged schematic view of the structure at C in fig. 4.
In the figure: the device comprises a shell, a placing cavity, a motor body, a fan blade, a first gear, a second gear, a first rotating rod, a water storage tank, a water outlet pipe, a coil pipe, a mounting cavity, a water inlet groove, a filter screen, a baffle plate, a blanking pipe, a filtering pipe, a baffle plate, a 15 blanking pipe, a 16 exhaust pipe, a telescopic rod, a telescopic pipe, an air inlet pipe, a 19 second rotating rod, a sliding chute, a sliding block, a 22 touch delay switch, a first spring, a 24 transverse plate, a 25 abutting rod, an electromagnet, a 26, a 27 limiting groove, a 28 clamping block, a 29 second spring, a 30 clamping groove, an incomplete gear, a 32 third gear, a 33 third rotating rod, a 34 torsion spring, a 35 rectangular box, a 36 cam, a 37 piston and a 38 heat dissipation fin.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
Referring to fig. 1-3, a high voltage motor with a positive pressure type explosion-proof device comprises a housing 1, a placing cavity 2 is arranged in the housing 1, a motor body 3 is arranged in the placing cavity 2, the motor body 3 is a double-shaft motor, a right output shaft of the motor body 3 extends to the outside, the outer wall of a left output shaft of the motor body 3 is provided with a plurality of fan blades 4 along the circumferential direction thereof, a left output shaft of the motor body 3 is provided with a first gear 5, a left inner wall of the placing cavity 2 is rotatably connected with a first rotating rod 7, the first rotating rod 7 is provided with a second gear 6 engaged with the first gear 5, the radius of the first gear 5 is one fifth of that of the second gear 6, so as to reduce the rotating speed of the first rotating rod 7 and avoid the rotating speed of the first rotating rod 7 from being too fast, the left side of the housing 1 is provided with an air inlet slot 12, and the right inner wall of the air inlet slot 12 is rotatably connected with a second rotating rod 19, two filter screens 13 are symmetrically arranged on the outer wall of the second rotating rod 19, two sliding grooves 20 are formed in the second rotating rod 19, sliding blocks 21 are arranged in the two sliding grooves 20, the two sliding blocks 21 are in sliding connection with the inner walls of the sliding grooves 20, the left sides of the two sliding blocks 21 are elastically connected with the left inner wall of the sliding groove 20 through first springs 23, touch delay switches 22 are arranged on the right inner walls of the two sliding grooves 20, and the left space of the placing cavity 2 is communicated with the right space of the air inlet groove 12 through an air inlet; a limiting groove 27 is arranged at the right end of the second rotating rod 19, an electromagnet 26 is arranged on the inner wall of the left side of the limiting groove 27, a clamping block 28 is arranged in the limiting groove 27, the clamping block 28 has magnetism, the electromagnet 26 is repelled by the same polarity with the adjacent surface of the clamping block 28 after being electrified, the clamping block 28 is connected with the inner wall of the limiting groove 27 in a sliding manner, the adjacent surface of the clamping block 28 and the electromagnet 26 is elastically connected through a second spring 29, a clamping groove 30 matched with the clamping block 28 is arranged at the large left end of the first rotating rod 7, an external power supply can be arranged, the external power supply, the two touch delay switches 22 and the electromagnet 26 form a loop through conducting wires, the two touch delay switches 22 are connected in parallel in the loop, the two sliders 21 are grounded through a conducting wire, when the two sliders 21 are contacted with the corresponding touch delay switch 22, the electromagnet 26 is energized for the same period of time, and the second rotating rod 19 is rotated one hundred eighty degrees for the same period of time.
Wherein, it is connected with third bull stick 33 to place to rotate on the left side inner wall of chamber 2, diaphragm 24 in air inlet duct 12, diaphragm 24 and the inner wall sliding connection who places chamber 2, the left side of diaphragm 24 is equipped with a plurality of balls that support, place fixedly connected with telescopic link 17 on the right side inner wall of chamber 2, telescopic link 17's flexible end and diaphragm 24's right side fixed connection, diaphragm 24's right side fixedly connected with screw thread sleeve, screw thread sleeve's right-hand member is equipped with the screw hole, the left end of third bull stick 33 extends to the screw hole, be equipped with the screw thread layer on the outer wall of third bull stick 33, the screw thread layer part and the screw thread sleeve threaded connection of third bull stick 33, be equipped with incomplete gear 31 on the first bull stick 7, be equipped with on the third bull stick 33 with incomplete gear 31 matched with third gear 32, the outer wall of third bull stick 33 passes through torsional spring 34 elastic connection with the right side inner wall of air inlet duct 12.
Wherein, casing 1's right side is equipped with storage water tank 8, the right side space that chamber 2 was placed in storage water tank 8's bottom space passes through outlet duct 9 intercommunication, be equipped with installation cavity 11 in the casing 1, install the circuit board in the installation cavity 11, be equipped with coiled pipe 10 on the inner wall of installation cavity 11, the inlet end of coiled pipe 10 and storage water tank 8's headspace intercommunication, the end and the external intercommunication of giving vent to anger of coiled pipe 10, the bottom space of air inlet duct 12 and the end of giving vent to anger of coiled pipe 10 are through blanking pipe 15 intercommunication, the interior bottom of air inlet duct 12 is equipped with baffle 14.
The invention can be illustrated by the following operating modes: when the motor body 3 works, the two output shafts of the motor body 3 are driven to rotate, and when the output shaft on the left side of the motor body 3 rotates, the plurality of fan blades 4 are driven to rotate, so that the air flow outside → the air inlet groove 12 → the placing cavity 2 → the water storage tank 8 → the coiled pipe 10 → outside is formed, the air flow can absorb the heat generated by the operation of the motor body 3, the situation that the flammable and explosive gas enters the placing cavity 2 due to overhigh temperature in the placing cavity 2 and the temperature reaches the ignition point of the flammable and explosive gas to cause explosion is avoided;
meanwhile, when the gas absorbs the heat generated by the motor body 3, the overall temperature of the gas rises at this time, when the gas with higher temperature enters the water storage tank 8, the low-temperature water absorbs the heat in the gas at this time, so that the gas entering the coiled pipe 10 is in a low-temperature state, the low-temperature gas entering the coiled pipe 10 absorbs the heat generated by the electric heating plate and then brings the heat to the outside, and the heat dissipation effect of the gas on the motor body 3 and the electric heating plate is in a better state;
in the process of gas flowing, dust in the external gas can be adhered to the filter screen 13 arranged on the filter screen, so that the dust is prevented from entering the placing cavity 2, when the mesh holes are blocked due to excessive dust accumulation on the filter screen 13, the dust can continuously rotate along with the fan blades 4, negative pressure is formed in the air inlet groove 12, the filter screen 13 arranged above is caused to move right, the sliding block 21 is driven to move right to be in contact with the touch delay switch 22 arranged above, the electromagnet 26 is electrified for a period of time, after the electromagnet 26 is electrified, a repulsive force effect can be generated on the clamping block 28, and the clamping block 28 can move left to the clamping groove 30;
because the first gear 5 is meshed with the second gear 6, at the moment, the left output shaft of the motor body 3 rotates to drive the first rotating rod 7 to rotate, so that the second rotating rod 19 is driven to rotate, the rotation of the second rotating rod 19 drives the two filter screens 13 to rotate, so that the filter screen 13 positioned below rotates to the upper side, the filter screen 13 positioned above rotates to the lower side, after the second rotating rod 19 rotates by one hundred eighty degrees, the electromagnet 26 is powered off, so that the clamping block 28 moves leftwards to be separated from the clamping groove 30 under the elastic action of the second spring 29, the second rotating rod 19 does not rotate any more, the filter screen 13 rotated to the upper side can filter dust, and the filter screen 13 rotated to the lower side moves backwards under the elastic action of the corresponding first spring 23, so that the sliding block 21 and the filter screen 13 move backwards;
in the rotating process of the first rotating rod 7, the incomplete gear 31 can be rotated, when the incomplete gear 31 is meshed with the third gear 32, the rotation of the first rotating rod 7 can drive the third rotating rod 33 to rotate at the moment, so that the threaded sleeve drives the transverse plate 24 to move to the right, when the incomplete gear 31 is not meshed with the third gear 32, the third rotating rod 33 is rotated under the elastic action of the torsion spring 34 at the moment, so that the threaded sleeve drives the transverse plate 24 to move back, the supporting rods 25 impact the filter screen 13 below, and the filter screen 13 below is in a shaking state under the elastic action of the first spring 23, so that dust on the filter screen 13 is shaken off, and the next use is facilitated;
in-process at the shake of filter screen 13, can make the dust constantly drop, when the air current was in the end of giving vent to anger of coiled pipe 10 and is flowed, because setting up of baffle 14, make baffle 14 and be located there is not gas flow between the filter screen 13 of below, according to Bernoulli's principle, under the big local pressure of gas flow velocity, thereby make baffle 14 and the space of the filter screen 13 that is located the below form a decurrent gas flow, thereby bring the dust into the end of giving vent to anger of coiled pipe 10 in, and then bring the dust to the external world, thereby avoid the dust that drops to adhere once more on filter screen 13.
Compared with the prior art, when the filter screen 13 positioned above is blocked, the second rotating rod 19 rotates one hundred eighty degrees at the moment, so that the two filter screens 13 rotate, the filter screen 13 positioned below rotates to the upper side to filter dust, and the filter screen 13 positioned below can be continuously in a shaking state to clean the adhered dust, thereby facilitating the next use;
in the process of radiating the motor body 3 by airflow, the gas absorbing heat can enter the water storage tank 8 to be cooled at the moment, and then the electric heating plate is cooled by the coiled pipe 10, so that the cooling effect on the motor body 3 and the electric heating plate is ensured, and meanwhile, the contact between the flammable and explosive gas and electric sparks generated by components on the electric heating plate can be avoided;
during the shaking process of the filter screen 13 located below, the air at the air outlet end of the serpentine tube 10 flows to suck the shaken off dust down, so as to avoid the situation that the shaken off dust is adhered to the filter screen 13 again.
Example 2
Referring to fig. 4-5, the difference between this embodiment and embodiment 1 is that a rectangular box 35 is disposed on the right side of the housing 1, a right output shaft of the motor body 3 penetrates through the rectangular box 35, a top space of the rectangular box 35 is communicated with the outside through a through opening, a cam 36 is fixedly connected to an inner partial outer wall of the rectangular box 35 of the motor body 3, a piston 37 is disposed in the rectangular box 35, the piston 37 is slidably connected to an inner wall of the rectangular box 35, a lower end of the piston 37 is elastically connected to an inner bottom of the rectangular box 35 through a third spring, a bottom space of the rectangular box 35 is communicated with the exhaust pipe 16, the bottom space of the rectangular box 35 is communicated with the outside through an intake pipe 18, the intake pipe 18 and the exhaust pipe 16 are both provided with a check valve, a plurality of heat dissipation fins 38 are disposed in the water storage tank 8, right sides of the plurality of heat dissipation fins 38 extend to the outside, and an air outlet end of the exhaust pipe 16 faces the heat dissipation fins 38.
In this embodiment, in the operation process of the motor body 3, the two output shafts of the motor body 3 can rotate, the output shaft on the right side of the motor body 3 can rotate to drive the cam 36 to rotate, and due to the elastic action of the third spring, the piston 37 and the cam 36 can be always in a state of being abutted against each other, so that the rotation of the cam 36 can drive the piston 37 to move up and down;
the upward movement of the piston 37 increases the bottom space of the rectangular box 35, and the air pressure decreases, so that the outside air enters the bottom space of the rectangular box 35 through the air inlet pipe 18, the downward movement of the piston 37 decreases the bottom space of the rectangular box 35, and the air pressure increases, at this time, the air in the bottom space of the rectangular box 35 is sprayed onto the heat dissipation fins 38 through the air outlet pipe 16;
in the process of cooling the air by the cold water in the water storage tank 8, the temperature of the water in the water storage tank 8 is increased, at this time, the heat in the water is dissipated to the outside through the heat dissipation fins 38, and meanwhile, the air intermittently blown to the heat dissipation fins 38 by the exhaust pipe 16 is added to the air flow around the heat dissipation fins 38, so that the heat dissipation effect of the heat dissipation fins 38 is improved.
Compared with the prior art, the up-and-down movement of the piston 37 can intermittently generate airflow to blow to the radiating fins 38, so that the radiating effect of the radiating fins 38 is accelerated, and the subsequent radiating effect on the circuit board caused by the overhigh water temperature in the water storage tank 8 is avoided.
The above description is only for 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 should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (8)
1. A high-voltage motor with a positive pressure type explosion-proof device comprises a shell (1), and is characterized in that: the improved motor is characterized in that a placing cavity (2) is arranged in the shell (1), a motor body (3) is installed in the placing cavity (2), the motor body (3) is a double-shaft motor, a plurality of fan blades (4) are arranged on the outer wall of a left output shaft of the motor body (3) along the circumferential direction of the outer wall, a first gear (5) is arranged on the left output shaft of the motor body (3), a first rotating rod (7) is rotatably connected onto the inner wall of the left side of the placing cavity (2), a second gear (6) meshed with the first gear (5) is arranged on the first rotating rod (7), an air inlet groove (12) is arranged on the left side of the shell (1), a second rotating rod (19) is rotatably connected onto the inner wall of the right side of the air inlet groove (12), two filter screens (13) are symmetrically arranged on the outer wall of the second rotating rod (19), and two sliding grooves (20) are arranged on the second rotating rod (19), sliding blocks (21) are arranged in the two sliding grooves (20), the two sliding blocks (21) are in sliding connection with the inner walls of the sliding grooves (20), the left sides of the two sliding blocks (21) are elastically connected with the inner walls of the left sides of the sliding grooves (20) through first springs (23), touch delay switches (22) are arranged on the inner walls of the right sides of the two sliding grooves (20), and the space on the left side of the placing cavity (2) is communicated with the space on the right side of the air inlet groove (12) through air inlets;
the right end of the second rotating rod (19) is provided with a limiting groove (27), the inner wall of the left side of the limiting groove (27) is provided with an electromagnet (26), a clamping block (28) is arranged in the limiting groove (27), the clamping block (28) is in sliding connection with the inner wall of the limiting groove (27), the adjacent surfaces of the clamping block (28) and the electromagnet (26) are in elastic connection through a second spring (29), and the large left end of the first rotating rod (7) is provided with a clamping groove (30) matched with the clamping block (28).
2. A high-voltage electric motor having a positive pressure type explosion-proof device according to claim 1, wherein: it is connected with third bull stick (33) to rotate on the left side inner wall of placing chamber (2), diaphragm (24) in air inlet duct (12), diaphragm (24) and the inner wall sliding connection who places chamber (2), the left side of diaphragm (24) is equipped with a plurality of balls that support, fixedly connected with telescopic link (17) on the right side inner wall of placing chamber (2), the flexible end of telescopic link (17) and the right side fixed connection of diaphragm (24), the right side fixedly connected with thread bush of diaphragm (24), the telescopic right-hand member of thread bush is equipped with the screw hole, the left end of third bull stick (33) extends to the screw hole, be equipped with the screw thread layer on the outer wall of third bull stick (33), the screw thread layer portion and the thread bush threaded connection of third bull stick (33).
3. The high-voltage motor with the positive pressure type explosion prevention device according to claim 2, wherein: be equipped with incomplete gear (31) on first bull stick (7), be equipped with on third bull stick (33) with incomplete gear (31) matched with third gear (32), the outer wall of third bull stick (33) passes through torsional spring (34) elastic connection with the right side inner wall of air inlet duct (12).
4. A high-voltage electric motor having a positive pressure type explosion-proof device according to claim 1, wherein: the right side of casing (1) is equipped with storage water tank (8), the right side space that chamber (2) was placed in the bottom space of storage water tank (8) passes through outlet duct (9) intercommunication, be equipped with installation cavity (11) in casing (1), install the circuit board in installation cavity (11), be equipped with coiled pipe (10) on the inner wall of installation cavity (11), the inlet end of coiled pipe (10) and the headspace intercommunication of storage water tank (8), the end and the external intercommunication of giving vent to anger of coiled pipe (10).
5. A high-voltage electric machine having a positive pressure type explosion-proof device according to claim 4, wherein: the bottom space of the air inlet groove (12) is communicated with the air outlet end of the coiled pipe (10) through a blanking pipe (15), and a baffle (14) is arranged at the inner bottom of the air inlet groove (12).
6. A high-voltage electric motor having a positive pressure type explosion-proof device according to claim 1, wherein: the radius of the first gear (5) is one fifth of the radius of the second gear (6).
7. A high-voltage electric motor having a positive pressure type explosion-proof device according to claim 1, wherein: the right output shaft of the motor body (3) extends to the outside.
8. A high-voltage electric motor having a positive pressure type explosion-proof device according to claim 7, wherein: the right side of the shell (1) is provided with a rectangular box (35), a right side output shaft of the motor body (3) penetrates through the rectangular box (35), the motor body (3) is positioned on the inner partial outer wall of the rectangular box (35) and is fixedly connected with a cam (36), a piston (37) is arranged in the rectangular box (35), the piston (37) is in sliding connection with the inner wall of the rectangular box (35), the lower end of the piston (37) is elastically connected with the inner bottom of the rectangular box (35) through a third spring, the bottom space of the rectangular box (35) is communicated with an exhaust pipe (16), the bottom space of the rectangular box (35) is communicated with the outside through an air inlet pipe (18), the air inlet pipe (18) and the exhaust pipe (16) are both provided with a one-way valve, a plurality of heat dissipation fins (38) are arranged in the water storage tank (8), and the right sides of the plurality of the heat dissipation fins (38) extend to the outside, the air outlet end of the exhaust pipe (16) is opposite to the radiating fins (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210417106.6A CN114709980B (en) | 2022-04-20 | 2022-04-20 | High-voltage motor with positive pressure type explosion-proof equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210417106.6A CN114709980B (en) | 2022-04-20 | 2022-04-20 | High-voltage motor with positive pressure type explosion-proof equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114709980A true CN114709980A (en) | 2022-07-05 |
| CN114709980B CN114709980B (en) | 2023-03-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115133712A (en) * | 2022-08-26 | 2022-09-30 | 中山市启胜电器有限公司 | Motor with from heat dissipation function |
| CN116979755A (en) * | 2023-06-29 | 2023-10-31 | 上海大速科技有限公司 | Explosion-proof three-phase asynchronous motor with efficient heat dissipation function |
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| JP6784884B1 (en) * | 2019-11-01 | 2020-11-18 | 済南惠満汽車用品有限公司 | Auxiliary device that can automatically remove water when the transformer oil gets wet |
| CN212407523U (en) * | 2020-06-16 | 2021-01-26 | 芜湖市祥鼎科技有限公司 | Gearbox drain pan that radiating effect is good |
| CN113922557A (en) * | 2021-10-19 | 2022-01-11 | 青岛东进电机有限公司 | Oil pump motor for heavy truck cab turnover system |
| CN114151875A (en) * | 2021-11-08 | 2022-03-08 | 武汉奇人制冷技术有限公司 | Main machine cooling system for large-scale central air conditioner in high floor |
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| CN108562184A (en) * | 2018-05-28 | 2018-09-21 | 吴超 | A kind of cooling device for iundustrial oil processing |
| JP6784884B1 (en) * | 2019-11-01 | 2020-11-18 | 済南惠満汽車用品有限公司 | Auxiliary device that can automatically remove water when the transformer oil gets wet |
| CN212407523U (en) * | 2020-06-16 | 2021-01-26 | 芜湖市祥鼎科技有限公司 | Gearbox drain pan that radiating effect is good |
| CN113922557A (en) * | 2021-10-19 | 2022-01-11 | 青岛东进电机有限公司 | Oil pump motor for heavy truck cab turnover system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115133712A (en) * | 2022-08-26 | 2022-09-30 | 中山市启胜电器有限公司 | Motor with from heat dissipation function |
| CN115133712B (en) * | 2022-08-26 | 2022-11-25 | 中山市启胜电器有限公司 | Motor with from heat dissipation function |
| CN116979755A (en) * | 2023-06-29 | 2023-10-31 | 上海大速科技有限公司 | Explosion-proof three-phase asynchronous motor with efficient heat dissipation function |
| CN116979755B (en) * | 2023-06-29 | 2024-03-26 | 上海大速科技有限公司 | Explosion-proof three-phase asynchronous motor with efficient heat dissipation function |
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| CN114709980B (en) | 2023-03-14 |
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