CN107834744B - Motor with explosion-proof function - Google Patents
Motor with explosion-proof function Download PDFInfo
- Publication number
- CN107834744B CN107834744B CN201711212221.5A CN201711212221A CN107834744B CN 107834744 B CN107834744 B CN 107834744B CN 201711212221 A CN201711212221 A CN 201711212221A CN 107834744 B CN107834744 B CN 107834744B
- Authority
- CN
- China
- Prior art keywords
- motor
- sleeve
- output shaft
- baffle
- explosion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 14
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000000926 separation method Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000004880 explosion Methods 0.000 abstract 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a motor with an explosion-proof function. The anti-explosion motor solves the problems of contradiction between sealing and heat conduction and incomplete ash removal function of the traditional anti-explosion motor shell. The novel electric motor comprises a horizontally placed motor, a sleeve with one end being sealed is sleeved outside the motor, a plurality of blind holes are uniformly distributed on the wall of the sleeve, a sliding baffle is installed in the blind holes, a plurality of first through holes are formed in the baffle, one end of the baffle is connected with a pushing rack, a plurality of second through holes are formed in the side wall of the blind holes, a conical sliding sleeve which rotates along with the output shaft and moves axially is sleeved on the output shaft of the motor, a fan arranged inside the sleeve is installed on the motor output shaft on the non-conical surface side of the conical sliding sleeve, and a transmission assembly which corresponds to the baffle one by one is arranged on the motor output shaft on the conical surface side of the conical sliding sleeve and pushes the baffle to move through the pushing rack. The invention has the advantages of novel conception, ingenious structure, good heat dissipation performance and ideal dust separation and removal.
Description
Technical Field
The invention relates to an electric motor with a cover which is used for protecting foreign objects from invasion and has structural characteristics, in particular to an electric motor with an explosion-proof function.
Background
The motor is widely applied to various devices as a power device with high efficiency, rapidness, little pollution and low noise, and the motor runs by taking electricity as an energy source, so that the motor is generally provided with a motor shell, and the motor shell is depended on effectively protecting the motor from external collision so as to cause damage to the inside of the motor, and can also effectively prevent people from touching the motor so as to cause electric shock of people, and can also effectively prevent dust from entering the inside of the motor.
But the motor is used as an energy consumption device, heat can be generated in the process of electrifying and rotating, the motor shell is added outside the motor, so that the heat dissipation in the motor is slow, and the heat generated by the motor rotating at a high speed can be easily exploded in a sealed motor shell, so that the injury to personnel and equipment is caused. In addition, dust can not be cleaned in time and heat dissipation of the motor can be affected in the accumulated shell, so that the service life of the motor is affected.
Disclosure of Invention
In order to overcome the defects of contradiction between sealing and heat conduction and incomplete ash removal function of the traditional explosion-proof motor shell, the invention provides the motor with the explosion-proof function, which has the advantages of ingenious structure, good heat dissipation performance and ideal dust isolation.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a motor with explosion-proof function, including the motor that the level was placed, the outside cover of motor is equipped with one end confined sleeve, circumference equipartition has a plurality of blind holes along sleeve axis direction on the section of thick bamboo wall of sleeve, install slidable baffle in the blind hole, a plurality of first through-holes have been seted up on the baffle, and be connected with the promotion rack on the one end that the baffle is close to the sleeve terminal surface, a plurality of second through-holes with first through-hole matched with have been seted up along the sleeve is radial on the lateral wall of blind hole, the cover is equipped with both along with output shaft rotation and axial displacement's toper sliding sleeve on the output shaft of motor, install on the motor output shaft of the non-conical surface side of toper sliding sleeve and arrange the inside fan of sleeve in, be equipped with a plurality of drive assembly with baffle one-to-one on the motor output shaft of conical surface side of toper sliding sleeve, this drive assembly promotes the baffle through the promotion rack and removes.
Preferably, the transmission assembly comprises a fixed ring sleeved on an output shaft of the motor on one side of a conical surface of the conical sliding sleeve, a plurality of racks which are in one-to-one correspondence with the baffle plates and can radially move along the fixed ring are uniformly distributed on the fixed ring, one ends of the racks, which are close to the output shaft of the motor, are respectively provided with a stop block, pressure springs are respectively sleeved on the racks, one ends of the pressure springs are correspondingly fixed on the stop blocks, the other ends of the pressure springs are correspondingly fixed in the fixed ring, one ends, which are far away from the output shaft of the motor, of the racks are respectively meshed with gears, and the gears are correspondingly meshed with pushing racks on the baffle plates.
Preferably, the both sides of gear are equipped with the mount respectively, and the dead lever is fixed on telescopic inner wall, the gear is supported on the mount through the axle rotation respectively, and mount and solid fixed ring fixed connection through the link.
Preferably, a plurality of axial sliding grooves are uniformly distributed on the circumference of the output shaft of the motor, and a plurality of sliding blocks corresponding to the sliding grooves one by one are uniformly distributed on the circumference of the inner circle surface of the conical sliding sleeve, which is in contact with the output shaft of the motor. And a dust-separating net is arranged at one end of the sleeve, which is far away from the motor.
Preferably, a supporting frame is arranged below the sleeve.
The invention is to sleeve the motor in the sealed sleeve of a end, there are multiple blind holes axially on the cylinder wall of the sleeve, install the slidable baffle in the blind hole, there are multiple first through holes on the baffle, correspond to the first through hole on the sidewall of the blind hole, there are second through holes, the baffle is connected with pushing the rack on one end near the end of the sleeve, the output shaft of the motor is sleeved with the conical sliding sleeve that both rotates and moves axially along with the output shaft, the conical surface of the conical sliding sleeve faces the motor outside, there are fans on the motor output shaft on one side of conical sliding sleeve, there are multiple drive assemblies corresponding to baffle one by one on the motor output shaft on one side of conical surface of the conical sliding sleeve, the drive assembly promotes the baffle to move through pushing the rack while the motor rotates, the first through hole aligns with second through hole, air and dust inside the sleeve escapes to the outside through the first through hole and second through the hole under the forced action of the fan; when the motor stops, the first through hole and the second through hole are sealed in a staggered mode to realize dust isolation. The invention has the advantages of novel conception, ingenious structure, good heat dissipation performance and ideal dust separation and removal.
Drawings
FIG. 1 is a front cross-sectional view of a construction of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a sectional view taken along line B-B in fig. 1.
The marks in the figure: 1. the device comprises a motor, a sleeve, a baffle, a first through hole, a second through hole, a pushing rack, a blind hole, a conical sliding sleeve, a fan, a driving assembly, a fixing ring, a rack, a stop block, a pressure spring, a connecting frame, a fixing frame, a gear, a dust-proof net, a supporting frame, a sliding groove and a sliding block.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the drawings.
In fig. 1, a motor with an explosion-proof function comprises a motor 1 which is horizontally arranged, and a sleeve 2 with one end closed is sleeved outside the motor 1.
As shown in fig. 1, a plurality of blind holes 7 along the axial direction of the sleeve are uniformly distributed on the wall of the sleeve 2, a slidable baffle plate 3 is installed in the blind holes 7, a plurality of first through holes 4 are formed in the baffle plate 3, a pushing rack 6 is connected to one end, close to the end face of the sleeve 2, of the baffle plate 3, and a plurality of second through holes 5 matched with the first through holes 4 are formed in the side wall of the blind holes 7 along the radial direction of the sleeve 2.
In fig. 1, an output shaft of a motor 1 is sleeved with a conical sliding sleeve 8 which rotates along with the output shaft and moves axially, and a conical surface of the conical sliding sleeve 8 faces to the outer side of the motor 1.
In order to realize that the conical sliding sleeve 8 rotates along with the output shaft and axially moves on the output shaft of the motor 1, as shown in fig. 3, a plurality of axial sliding grooves 13 are uniformly distributed on the circumference of the output shaft of the motor 1, and a plurality of sliding blocks 14 corresponding to the sliding grooves 13 one by one are uniformly distributed on the circumference of the inner circle surface of the conical sliding sleeve 8 contacted with the output shaft of the motor 1.
As shown in fig. 1 and 3, a fan 9 arranged in the sleeve 2 is mounted on the output shaft of the motor 1 on the non-conical surface side of the conical sliding sleeve 8, and a plurality of transmission assemblies 10 which are in one-to-one correspondence with the baffle plates 3 are arranged on the output shaft of the motor 1 on the conical surface side of the conical sliding sleeve 8, and the transmission assemblies 10 push the baffle plates 3 to move through pushing racks 6.
It should be further noted that, in fig. 1 and 2, the transmission assembly 10 includes a fixed ring 101 sleeved on an output shaft of the motor 1 on one side of a conical surface of the conical sliding sleeve 8, a plurality of racks 102 corresponding to the baffle plates 3 one by one and capable of moving radially along the fixed ring 101 are uniformly distributed on the fixed ring 101, one ends of the racks 102 close to the output shaft of the motor 1 are respectively provided with a stop block 103, pressure springs 104 are respectively sleeved on the racks 102, one ends of the pressure springs 104 are correspondingly fixed on the stop blocks 103, the other ends are correspondingly fixed in the fixed ring 101, one ends of the racks 102 far away from the output shaft of the motor 1 are respectively meshed with gears 107, and the gears 107 are correspondingly meshed with pushing racks 6 on the baffle plates 3.
In order to realize rotation and support of the gear 107, as shown in fig. 1 and 2, fixing frames 106 are respectively arranged at two sides of the gear 107, the fixing frames 106 are fixed on the inner wall of the sleeve 2, the gear 107 is respectively supported on the fixing frames 106 through shaft rotation, and the fixing frames 106 are fixedly connected with the fixing ring 101 through connecting frames 105. The gear 107 is rotatably supported on the sleeve 2 by the fixing frame 106, and the fixing ring 101 is sleeved on the output shaft of the motor 1 by the connecting frame 105 and is kept in a non-contact state.
In fig. 1, a dust screen 11 is provided at the end of the sleeve 2 remote from the motor 1. The filtering of the air sucked into the sleeve 2 by the rotation of the fan 9 is realized through the dust separation net 11, so that dust accumulation is prevented, and the accumulation of heat of the motor is reduced.
In order to achieve a more convenient use effect, in fig. 1, a supporting frame 12 is provided below the sleeve 2. The motor 1 is integrally separated from the ground through the supporting frame 12, so that the exhaust amount is effectively increased, and the cooling effect is optimized.
After the motor 1 is started, an output shaft of the motor rotates, a conical sliding sleeve 8 on the output shaft of the motor 1 rotates along with the output shaft and moves axially on the output shaft, and the rotating conical sliding sleeve 8 drives a fan 9 to rotate so as to suck air into the sleeve 2 from the outside through a dust separation net 11; the conical sliding sleeve 8 which moves axially gradually approaches and presses the stop block 103 in the fixed ring 101, and pushes the rack 102 to move against the acting force of the pressure spring 104, so that the gear 107 meshed with the rack 102 is driven to rotate, the rotating gear 107 pushes the rack 6 and the baffle 3 to move, the first through hole 4 on the baffle 3 is aligned and communicated with the second through hole 5 on the sleeve, and air sucked into the sleeve 2 by the fan 9 is blown out from a channel formed by the first through hole 4 and the second through hole 5, so that the dissipation of hot air and dust in the sleeve 2 is realized. After the motor 1 stops rotating, the rack 102 resets under the pulling action of the pressure spring 104, so that the channel formed by the first through hole 4 and the second through hole 5 is closed, and the dust separation function of the motor 1 is realized.
The invention has the advantages of novel conception, ingenious structure, good heat dissipation performance and ideal dust separation and removal.
Claims (5)
1. The motor with the explosion-proof function comprises a horizontally placed motor, wherein a sleeve with one end closed is sleeved outside the motor, a plurality of blind holes along the axial direction of the sleeve are uniformly distributed on the circumference of the wall of the sleeve, a slidable baffle is installed in the blind holes, a plurality of first through holes are formed in the baffle, one end, close to the end face of the sleeve, of the baffle is connected with a pushing rack, a plurality of second through holes matched with the first through holes are formed in the side wall of the blind holes along the radial direction of the sleeve, a conical sliding sleeve which rotates along with the output shaft and moves axially is sleeved on the output shaft of the motor, a fan arranged in the sleeve is installed on the motor output shaft on the non-conical surface side of the conical sliding sleeve, a plurality of transmission assemblies which correspond to the baffle one by one are arranged on the motor output shaft on the conical surface side of the conical sliding sleeve, and the transmission assemblies push the baffle to move through the pushing rack; wherein,,
the transmission assembly comprises a motor output shaft on one side of a conical surface of the conical sliding sleeve, a fixed ring is sleeved on the motor output shaft, a plurality of racks which are in one-to-one correspondence with the baffle plates and can radially move along the fixed ring are uniformly distributed on the fixed ring, one ends of the racks, which are close to the output shaft of the motor, are respectively provided with a stop block, pressure springs are respectively sleeved on the racks, one ends of the pressure springs are correspondingly fixed on the stop blocks, the other ends of the pressure springs are correspondingly fixed in the fixed ring, one ends, which are far away from the motor output shaft, of the racks are respectively meshed with gears, and the gears are correspondingly meshed with pushing racks on the baffle plates.
2. The motor with explosion-proof function according to claim 1, wherein: the gear is characterized in that fixing frames are respectively arranged on two sides of the gear, the fixing rods are fixed on the inner wall of the sleeve, the gears are respectively supported on the fixing frames through shaft rotation, and the fixing frames are fixedly connected with the fixing rings through connecting frames.
3. The motor with explosion-proof function according to claim 1, wherein: a plurality of axial sliding grooves are uniformly distributed on the circumference of the output shaft of the motor, and a plurality of sliding blocks corresponding to the sliding grooves one by one are uniformly distributed on the circumference of the inner circle surface of the conical sliding sleeve, which is contacted with the output shaft of the motor.
4. The motor with explosion-proof function according to claim 1, wherein: and a dust-separating net is arranged at one end of the sleeve, which is far away from the motor.
5. The motor with explosion-proof function according to claim 1, wherein: a supporting frame is arranged below the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711212221.5A CN107834744B (en) | 2017-11-28 | 2017-11-28 | Motor with explosion-proof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711212221.5A CN107834744B (en) | 2017-11-28 | 2017-11-28 | Motor with explosion-proof function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107834744A CN107834744A (en) | 2018-03-23 |
| CN107834744B true CN107834744B (en) | 2023-09-15 |
Family
ID=61646037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711212221.5A Active CN107834744B (en) | 2017-11-28 | 2017-11-28 | Motor with explosion-proof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107834744B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109194034B (en) * | 2018-10-23 | 2020-04-07 | 南京明捷动力科技有限公司 | Brushless generator |
| CN111791211B (en) * | 2020-07-16 | 2021-11-23 | 重庆新登奇机电技术有限公司 | Robot motor protection mechanism |
| CN112383168A (en) * | 2020-11-13 | 2021-02-19 | 无锡城市职业技术学院 | Motor with double-head drive |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0720071U (en) * | 1993-08-31 | 1995-04-07 | ティアック株式会社 | Cooling system |
| JPH11178282A (en) * | 1997-12-12 | 1999-07-02 | Railway Technical Res Inst | Iron powder remover for ventilation cooling system rotating electric machine |
| JP2002320358A (en) * | 2001-04-19 | 2002-10-31 | Mitsubishi Electric Corp | Rotary electric machine for vehicle |
| CN203348124U (en) * | 2013-06-13 | 2013-12-18 | 中国矿业大学 | Variable speed cooling fan of motor |
| CN205336037U (en) * | 2015-12-19 | 2016-06-22 | 孙旭亚 | Motor with heat radiation structure |
| CN205725280U (en) * | 2016-04-25 | 2016-11-23 | 嵊州市特灵电机有限公司 | A kind of motor of quick heat radiating |
| CN206617373U (en) * | 2017-03-23 | 2017-11-07 | 民勤县隆丰工贸有限公司 | A kind of heat abstractor of air-introduced machine |
| CN206628947U (en) * | 2017-04-24 | 2017-11-10 | 浙江亿雄机电制造有限公司 | A kind of low noise type small machine |
| CN207410160U (en) * | 2017-11-28 | 2018-05-25 | 威海众泰电机有限公司 | A kind of motor with explosion prevention function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2966395B1 (en) * | 2010-10-25 | 2012-10-26 | France Reducteurs | DEVICE FOR TRANSMISSION BETWEEN A PRIMARY MOTOR SHAFT AND AN OUTPUT SHAFT, SUCH AS THE WHEEL DRIVE SHAFT OF A WHEEL |
-
2017
- 2017-11-28 CN CN201711212221.5A patent/CN107834744B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0720071U (en) * | 1993-08-31 | 1995-04-07 | ティアック株式会社 | Cooling system |
| JPH11178282A (en) * | 1997-12-12 | 1999-07-02 | Railway Technical Res Inst | Iron powder remover for ventilation cooling system rotating electric machine |
| JP2002320358A (en) * | 2001-04-19 | 2002-10-31 | Mitsubishi Electric Corp | Rotary electric machine for vehicle |
| CN203348124U (en) * | 2013-06-13 | 2013-12-18 | 中国矿业大学 | Variable speed cooling fan of motor |
| CN205336037U (en) * | 2015-12-19 | 2016-06-22 | 孙旭亚 | Motor with heat radiation structure |
| CN205725280U (en) * | 2016-04-25 | 2016-11-23 | 嵊州市特灵电机有限公司 | A kind of motor of quick heat radiating |
| CN206617373U (en) * | 2017-03-23 | 2017-11-07 | 民勤县隆丰工贸有限公司 | A kind of heat abstractor of air-introduced machine |
| CN206628947U (en) * | 2017-04-24 | 2017-11-10 | 浙江亿雄机电制造有限公司 | A kind of low noise type small machine |
| CN207410160U (en) * | 2017-11-28 | 2018-05-25 | 威海众泰电机有限公司 | A kind of motor with explosion prevention function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107834744A (en) | 2018-03-23 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230728 Address after: No. 48, Rongchang Road, Rongcheng City, Weihai City, Shandong Province, 264300 Applicant after: Shandong Zhongtai explosion proof Motor Co.,Ltd. Address before: No. 48, Rongchang Road, Rongcheng City, Weihai City, Shandong Province, 264300 Applicant before: WEIHAI ZHONGTAI MOTOR Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |