CN218888278U - Small-size explosion-proof motor shell - Google Patents
Small-size explosion-proof motor shell Download PDFInfo
- Publication number
- CN218888278U CN218888278U CN202320062374.0U CN202320062374U CN218888278U CN 218888278 U CN218888278 U CN 218888278U CN 202320062374 U CN202320062374 U CN 202320062374U CN 218888278 U CN218888278 U CN 218888278U
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- China
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- mesochite
- protecgulum
- proof motor
- positioning
- sealing ring
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Abstract
The utility model discloses a small-size explosion-proof motor shell, including protecgulum, mesochite, hou gai and stabilizer blade, the both ends of mesochite are installed respectively to protecgulum and hou gai, cover with the back and set up holding ring and sealing ring, set up on the cavity with sealing ring matched with seal groove, both cooperate when protecgulum and the holding ring of covering after with the mesochite is sealed stator core in with the mesochite press from both sides tight fixed, have simplified the inner structure and the installation flow of mesochite, the stabilizer blade can be on the mesochite axial or radial installation, has improved motor housing's application scope.
Description
Technical Field
The utility model relates to an explosion-proof machine technical field especially relates to a small-size explosion-proof motor shell.
Background
The explosion-proof motor is a motor which can be used in flammable and explosive places, and does not generate electric sparks during operation. The explosion-proof motor is widely applied, and a stator and a rotor of the motor are encapsulated inside a motor shell in a good sealing mode.
The small explosion-proof motor adopts an explosion-proof packaging structure of a common motor, so that the volume of the motor is increased, and the motor is inconvenient to install; in addition, the motor is usually installed in a mode that the end cover flange is fixedly connected with the base fixing shaft in an aligned mode, the motors of the two installation modes correspond to different motor shells respectively, the universality of the motor shells is poor, and therefore the shell which is simple in explosion-proof structure and good in universality is provided for the small explosion-proof motor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a small-size explosion-proof motor shell to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a small-size explosion-proof motor shell, includes protecgulum, mesochite, back lid and stabilizer blade, protecgulum and back lid set up respectively in the both ends of mesochite, mesochite and protecgulum and back lid bolted connection, the inner wall of mesochite is cylindric and is provided with stator core in it, all be provided with sealing ring and holding ring after and on protecgulum, the external diameter of holding ring equals with the internal diameter of mesochite, the holding ring that protecgulum and back were covered presss from both sides the tight inside that is fixed in the mesochite with stator core, the diameter of sealing ring is greater than the diameter of holding ring, the both ends of mesochite are provided with the seal groove, the seal groove cooperatees with the sealing ring, the stabilizer blade sets up in the axial or radial both sides of mesochite, stabilizer blade and mesochite bolted connection.
Furthermore, the stabilizer blade includes connecting plate and location strip, be provided with connect the via hole on the connecting plate, the connecting plate passes through connect the via hole and is connected with the mesochite, the one end of connecting plate sets up the support, be provided with adjusting bolt on the support, the last adjusting nut that is provided with of adjusting bolt, the location strip sets up in the outside of support, be provided with positioning hole on the location strip, adjusting bolt passes positioning hole.
Furthermore, a first sealing gasket is arranged between the positioning ring and the sealing ring, and a second sealing gasket is arranged outside the sealing ring.
Furthermore, a plurality of connecting holes are arrayed on two symmetrical sides of the middle shell, the connecting holes are threaded holes, and the connecting plates are connected with the middle shell through the connecting holes.
Furthermore, a plurality of positioning columns are circumferentially arrayed on the annular surface of the positioning ring, positioning holes are formed in the stator core, and the positioning columns are matched with the positioning holes.
The utility model has the advantages that:
1. the positioning rings and the sealing rings are arranged on the front cover and the rear cover, the sealing grooves matched with the sealing rings are arranged on the hollow part, the positioning rings on the front cover and the rear cover are matched with each other to clamp and fix the stator core in the middle shell when the middle shell is sealed, so that the internal structure and the installation process of the middle shell are simplified,
2. aiming at the characteristics of small power and low requirement on mechanical strength of installation and fixation of a small explosion-proof motor, the support legs which can be installed in the radial direction or the axial direction are arranged on the middle shell, so that the same shell can adapt to different installation modes, and the application range of the motor shell is widened.
Drawings
Fig. 1 is a schematic structural diagram of a small explosion-proof motor housing according to the present invention.
Fig. 2 is the axial installation schematic diagram of the support leg of the small explosion-proof motor housing provided by the utility model.
Fig. 3 is a schematic view of the radial mounting of the support legs of the small explosion-proof motor housing according to the present invention.
Fig. 4 is a schematic view of a supporting leg structure of a small explosion-proof motor housing according to the present invention.
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.
Example 1
Referring to fig. 1, the utility model provides a technical scheme: the utility model provides a small-size explosion-proof motor housing, including protecgulum 1, mesochite 2 and hou gai 3, all be provided with holding ring 101 and sealing ring 102 on protecgulum 1 and the hou gai 3, the inner wall of mesochite 2 is cylindric, the external diameter of holding ring 101 equals with the internal diameter of mesochite 2, the inner wall of holding ring 101 and mesochite 2 forms mechanical seal after the combination is accomplished, the stator core both ends of the interior installation of holding ring 101 of protecgulum 1 and the hou 3 are supported tightly with it and are fixed the inside at the mesochite simultaneously, circumference array has a plurality of reference column 103 on the holding ring 101, be provided with on the stator core with reference column 103 matched with locating hole, post 103 prevents its at the mesochite with the stator core internal rotation is fixed after the equipment.
The diameter of sealing ring 102 is greater than holding ring 101, the both ends of mesochite 2 are provided with seal groove 201, seal groove 201 cooperatees with sealing ring 102, install first sealed 4 pad between holding ring 101 and the sealing ring 102, the sealed 5 pad of second is installed in the outside of sealing ring 102, first sealed 4 pad and the sealed 5 pad of second are the rubber material, pass through holding ring 101 between protecgulum 1 and hou gai 3 and mesochite 2, sealing ring 102, the sealed 5 times of first sealed 4 pad and the sealed 5 pads of second have reached the flame proof effect similar with ordinary explosion-proof motor, and have prevent and dirt efficiency.
Example 2
Referring to fig. 2 and 3, on the basis of embodiment 1, a plurality of connection holes 202 are arrayed on two corresponding sides of the middle shell 2, the middle shell 2 is provided with the support leg 6, the support leg 6 is in threaded connection with the middle shell 2 through the connection holes 202, and two installation modes, namely flange connection of the motor and the equipment and fixed installation of the base, can be realized by adjusting the installation position of the support leg 6 on the middle shell 2.
Referring to fig. 4, the supporting leg 6 includes a connecting plate 601, a connecting through hole 602 is formed in the connecting plate, when the supporting leg 6 is installed on the middle shell 2, the connecting bolt penetrates through the connecting through hole 602 to be in threaded connection with the connecting hole 202, the distance between the motor and the installation surface can be adjusted through the connecting through hole 602, installation and matching are facilitated, a support 603 is arranged at one end of the connecting plate 601, the support 603 is perpendicular to the connecting plate 601, an adjusting bolt 605 is installed on the support 603, an adjusting nut 606 is installed on the adjusting bolt 605, a positioning strip 604 is installed on the outer side of the support 603, a positioning through hole 607 is formed in the positioning strip 604, when the motor is installed, the positioning through hole 607 is in bolted connection with the installation surface, the adjusting bolt 605 penetrates through the positioning through hole 607 to fix the positioning strip 604 on the support 603, the position of the positioning strip 604 can be changed through the adjusting nut 606 to be suitable for the layout of the installation surface, and the applicable range of the supporting leg 6 is wider.
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 design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a small-size explosion-proof motor shell, includes protecgulum, mesochite, hou gai and stabilizer blade, the protecgulum with the hou gai set up respectively in the both ends of mesochite, the mesochite with the protecgulum with back lid bolted connection, its characterized in that: the inner wall of mesochite is cylindric and is provided with stator core in it, the protecgulum with all be provided with sealing ring and holding ring after covering, the external diameter of holding ring with the internal diameter of mesochite equals, the protecgulum with the holding ring that covers after will stator core presss from both sides tightly to be fixed in the inside of mesochite, the diameter of sealing ring is greater than the diameter of holding ring, the both ends of mesochite are provided with the seal groove, the seal groove with the sealing ring cooperatees, the stabilizer blade set up in the axial or the radial both sides of mesochite, the stabilizer blade with mesochite bolted connection.
2. A small explosion proof motor housing according to claim 1, wherein: the stabilizer blade includes connecting plate and location strip, be provided with connect the via hole on the connecting plate, the connecting plate passes through connect the via hole with the mesochite is connected, the one end of connecting plate is provided with the support, be provided with adjusting bolt on the support, the last adjusting nut that is provided with of adjusting bolt, the location strip set up in the outside of support, be provided with positioning hole on the location strip, adjusting bolt passes positioning hole.
3. A small explosion proof motor housing according to claim 2, wherein: a plurality of connecting holes are arrayed on two symmetrical sides of the middle shell, the connecting holes are threaded holes, and the connecting plates are connected with the middle shell through the connecting holes and bolts.
4. A small explosion-proof motor housing according to any one of claims 1 to 3, wherein: the locating ring with be provided with first sealed the pad between the sealing ring, the outside of sealing ring is provided with the sealed pad of second.
5. A small explosion proof motor housing according to claim 4, wherein: a plurality of positioning columns are circumferentially arrayed on the annular surface of the positioning ring, positioning holes are formed in the stator core, and the positioning columns are matched with the positioning holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320062374.0U CN218888278U (en) | 2023-01-10 | 2023-01-10 | Small-size explosion-proof motor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320062374.0U CN218888278U (en) | 2023-01-10 | 2023-01-10 | Small-size explosion-proof motor shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218888278U true CN218888278U (en) | 2023-04-18 |
Family
ID=85955281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320062374.0U Active CN218888278U (en) | 2023-01-10 | 2023-01-10 | Small-size explosion-proof motor shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218888278U (en) |
-
2023
- 2023-01-10 CN CN202320062374.0U patent/CN218888278U/en active Active
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