CN219833874U - Motor rear end cap convenient to deashing - Google Patents
Motor rear end cap convenient to deashing Download PDFInfo
- Publication number
- CN219833874U CN219833874U CN202320999987.7U CN202320999987U CN219833874U CN 219833874 U CN219833874 U CN 219833874U CN 202320999987 U CN202320999987 U CN 202320999987U CN 219833874 U CN219833874 U CN 219833874U
- Authority
- CN
- China
- Prior art keywords
- rear end
- end cover
- motor
- side wall
- rotary drum
- 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.)
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- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 32
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a motor rear end cover convenient for ash removal, which comprises a rear end cover, wherein a bolt is inserted into the side wall of the rear end cover, a through groove is formed in the side wall of the rear end cover, a dust screen is arranged in the through groove, a bearing is inserted into the center of the rear end cover, a rotary drum is arranged on the inner side wall of the bearing, a sliding rod is inserted into the rotary drum, a sliding groove is formed in the inner side wall of the rotary drum, a sliding block is arranged on the upper wall of the sliding rod, a supporting rod is arranged on the side wall of the rotary drum, a brush is arranged on the side wall of the supporting rod, the device can enable a square insert at one end of the sliding rod to be inserted into a square slot by inwards moving the sliding rod, at the moment, the motor is started, and a fan of the motor drives the rotary drum to rotate, so that the brush cleans the dust screen attached above the dust screen, and meanwhile, the rear end cover provided by the utility model can finish ash removal without being disassembled, and dust does not need to fall into the motor, and is very convenient.
Description
Technical Field
The utility model relates to the field of motors, in particular to a motor rear end cover convenient for ash removal.
Background
The motor rear end cover is arranged at the rear end of the motor shell and is used for protecting the assembly parts of the inner rotor, the stator and the fan of the motor shell, a through groove is formed in the general motor rear end cover for facilitating heat dissipation, and a dust screen is arranged in the through groove to prevent dust from entering the motor;
after the motor is used for a period of time, more dust can be attached to the dust screen on the rear end cover;
if the dust attached to the dust screen is cleaned without detaching the rear end cover, dust enters the motor during cleaning;
because the existing motor rear end cover is fixedly arranged at the rear end of the motor shell through bolts, the motor rear end cover is inconvenient to detach, and dust attached to the dust screen of the existing motor rear end cover is inconvenient to clean.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a motor rear end cover convenient for ash removal.
The technical scheme adopted for solving the technical problems is as follows: the motor rear end cover comprises a rear end cover, wherein a bolt is inserted into the side wall of the rear end cover, and the rear end cover is arranged at the rear end of an external motor shell through the bolt;
the side wall of the rear end cover is provided with a through groove, a dust screen is arranged in the through groove, a bearing is inserted into the center of the rear end cover, and a rotary drum is arranged on the inner side wall of the bearing;
the sliding rod is inserted into the rotary drum, a sliding groove is formed in the inner side wall of the rotary drum, a sliding block is formed in the upper wall of the sliding rod, the sliding block is inserted into the sliding groove, and the sliding block can slide in the sliding groove;
the side wall of the rotary drum is provided with a supporting rod, the side wall of the supporting rod is provided with a hairbrush, and the hairbrush is attached to the dustproof net.
Further, the motor further comprises a fixed block, wherein the fixed block is arranged at the center of a fan at the rear end of the external motor, and square slots are formed in the side walls of the fixed block;
the square inserting block is arranged at one end of the sliding rod, which is positioned at the inner side of the rear end cover, and can be inserted into the square inserting groove.
Further, the fixed ring is installed to the lateral wall of rear end cap, the outside of fixed ring is equipped with the external screw thread, the blanking cover is installed through the screw thread rotation in the outside of fixed ring, the blanking cover covers the outside at the slide bar.
Further, the bolt (14) comprises a bolt cylinder (141), a bolt head (142), a baffle ring (143) and an inner hexagonal hole (144), the bolt head (142) is arranged at the end part of the bolt cylinder (141), the baffle ring (143) is sleeved on the outer side of the bolt cylinder (141), and the inner hexagonal hole (144) is formed in one end, far away from the bolt head (142), of the bolt cylinder (141).
Further, the outside of rotary drum is installed the spacing ring, the spacing ring is totally two, two the spacing ring is located the left and right sides of bearing respectively.
Further, the sleeve is rotatably installed at one end of the slide bar, which is located at the outer side of the rear end cover, and the spring is sleeved at the outer side of the slide bar and located between the sleeve and the rotary drum.
The beneficial effects of the utility model are as follows:
according to the device, the square inserting block at one end of the sliding rod can be inserted into the square inserting groove by moving the sliding rod inwards, at the moment, the motor is started, the fan of the motor drives the rotary drum to rotate, so that the brush of the motor cleans the dust screen, dust attached to the upper part of the rotary drum is cleaned, and meanwhile, the cleaned dust can be blown out due to the rotation of the fan, so that the dust is prevented from falling into the motor;
the rear end cover provided by the utility model can finish ash removal without disassembly, and meanwhile, dust does not need to fall into the motor, so that the motor is very convenient.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of the structure at a in fig. 1.
Fig. 3 is a schematic view of the structure of the bolt of the present utility model.
Reference numerals illustrate: the novel anti-dust device comprises a rear end cover 1, a bolt 2, a bolt cylinder 21, a bolt head 22, a baffle ring 23, a hexagonal hole in a 24, a through groove 3, a dust screen 4, a bearing 5, a rotary drum 6, a slide bar 7, a slide groove 8, a slide block 9, a support bar 10, a hairbrush 11, a fixed block 12, a square slot 13, a square insert block 14, a fixed ring 15, a blocking cover 16, a limiting ring 17, a sleeve 18 and a spring 19.
Detailed Description
The utility model will be further illustrated with reference to specific examples, which are to be understood as illustrative only and are not intended to limit the scope of the utility model. Further, it is understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the present utility model, and such equivalents are intended to fall within the scope of the claims appended hereto.
Referring to fig. 1, 2 and 3, which are schematic structural views of the utility model, a motor rear end cover convenient for ash removal comprises a rear end cover 1, wherein a bolt 2 is inserted and installed on the side wall of the rear end cover 1, and the rear end cover 1 is installed at the rear end of an external motor casing through the bolt 2;
the rear end cover 1 is provided with a threaded hole, and the bolt 2 firstly penetrates through the motor shell and then is rotatably installed with the threaded hole, so that the rear end cover 1 is fixed on the motor shell;
the side wall of the rear end cover 1 is provided with a through groove 3, a dust screen 4 is arranged in the through groove 3, a bearing 5 is inserted and arranged in the center of the rear end cover 1, and a rotary drum 6 is arranged on the inner side wall of the bearing 5;
the dust screen 4 can prevent dust from entering the motor and avoid the dust from affecting the operation of the motor;
a sliding rod 7 is inserted into the rotary drum 6, a sliding groove 8 is formed in the inner side wall of the rotary drum 6, a sliding block 9 is formed in the upper wall of the sliding rod 7, the sliding block 9 is inserted into the sliding groove 8, and the sliding block 9 can slide in the sliding groove 8;
a supporting rod 10 is arranged on the side wall of the rotary drum 6, a brush 11 is arranged on the side wall of the supporting rod 10, and the brush 11 is attached to the dust screen 4;
through the cooperation of slider 9 and spout 8, can make its slide bar 7 can drive rotary drum 6 rotation in the pivoted to drive the branch 10 rotation of rotary drum 6 lateral wall, make its brush 11 clean dust screen 4.
The motor also comprises a fixed block 12, wherein the fixed block 12 is arranged at the center of a fan at the rear end of the external motor, and a square slot 13 is formed in the side wall of the fixed block 12;
a square inserting block 14 is arranged at one end of the sliding rod 7 positioned at the inner side of the rear end cover 1, and the square inserting block 14 can be inserted into the square inserting groove 13;
through the cooperation of square inserted block 14 and square slot 13, make it when the motor fan rotates, can drive slide bar 7 rotation.
The side wall of the rear end cover 1 is provided with a fixed ring 15, the outer side of the fixed ring 15 is provided with external threads, the outer side of the fixed ring 15 is rotatably provided with a blocking cover 16 through threads, and the blocking cover 16 is covered on the outer side of the sliding rod 7;
the blanking cover 16 covers the outer side of the slide bar 7, so that a worker can be prevented from touching the slide bar 7 by mistake when the working motor works.
The bolt 2 comprises a bolt cylinder 21, a bolt head 22, a baffle ring 23 and an inner hexagonal hole 24, the bolt head 22 is arranged at the end part of the bolt cylinder 21, the baffle ring 23 is sleeved on the outer side of the bolt cylinder 21, and the inner hexagonal hole 24 is formed at one end, far away from the bolt head 22, of the bolt cylinder 21;
the bolt 2 provided in the present utility model not only facilitates the disassembly of the twisted bolt head 22, but also facilitates the insertion of an internal hexagonal wrench of a specification matched with the second internal hexagonal hole 24 formed as the end face of the small end, and further performs the twisting disassembly, namely, the end face of the bolt column 21 of the bolt 2 is provided with a twisting design, so that the effect of facilitating the twisting disassembly from the small end is achieved;
the bolt 2 proposed herein is similar to an electric automobile steering wheel fastening bolt proposed in publication number CN217055883U, and specific effects and principles thereof can be referred to the above documents, so that redundant description thereof will not be provided herein.
The outer side of the rotary drum 6 is provided with two limiting rings 17, and the two limiting rings 17 are respectively positioned at the left side and the right side of the bearing 5;
by providing the stopper ring 17, the drum 6 can be prevented from moving left and right, and the drum 6 is prevented from being separated from the bearing 5.
One end of the slide bar 7 positioned at the outer side of the rear end cover 1 is rotatably provided with a sleeve 18, the outer side of the slide bar 7 is sleeved with a spring 19, and the spring 19 is positioned between the sleeve 18 and the rotary drum 6;
the sleeve 18 is rotationally connected with the slide bar 7, so that the sleeve 18 can not rotate along with the slide bar 7;
the spring 19 provides an outward pushing force to the slide bar 7, so that the square insert block 14 on the side wall of the slide bar 7 cannot contact with the fixed block 12 under the action of no external force.
When the device is installed, the rear end cover 1 is sleeved at the rear end of an external motor shell, and then a bolt 2 penetrates through the motor shell through a through hole on the motor shell and is screwed into a threaded hole on the rear end cover 1, so that the device is installed;
when the dust screen 4 on the side wall of the rear end cover 1 needs to be cleaned, the blanking cover 16 can be screwed off, the sleeve 18 is pressed inwards, the sliding rod 7 moves inwards, the square inserting block 14 at one end of the sliding rod 7 is inserted into the square inserting groove 13, at the moment, the rotary drum 6 is driven to rotate by the fan of the motor through starting the motor, so that the brush 11 cleans the dust screen 4, dust attached to the upper part is cleaned, and meanwhile, the cleaned dust can be blown out due to the rotation of the fan, so that the dust is prevented from falling into the motor.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a motor rear end cap convenient to deashing, includes rear end cap (1), its characterized in that: the side wall of the rear end cover (1) is screwed with a bolt (2), and the rear end cover (1) is arranged at the rear end of the external motor casing through the bolt (2);
the side wall of the rear end cover (1) is provided with a through groove (3), a dustproof net (4) is arranged in the through groove (3), a bearing (5) is inserted and arranged in the center of the rear end cover (1), and a rotary drum (6) is arranged on the inner side wall of the bearing (5);
a sliding rod (7) is inserted into the rotary drum (6), a sliding groove (8) is formed in the inner side wall of the rotary drum (6), a sliding block (9) is formed in the upper wall of the sliding rod (7), the sliding block (9) is inserted into the sliding groove (8), and the sliding block (9) can slide in the sliding groove (8);
the side wall of the rotary drum (6) is provided with a supporting rod (10), the side wall of the supporting rod (10) is provided with a hairbrush (11), and the hairbrush (11) is attached to the dustproof net (4).
2. The motor rear end cover convenient for ash removal according to claim 1, wherein: the motor also comprises a fixed block (12), wherein the fixed block (12) is arranged at the center of a fan at the rear end of the external motor, and a square slot (13) is formed in the side wall of the fixed block (12);
the square inserting block (14) is arranged at one end of the sliding rod (7) positioned at the inner side of the rear end cover (1), and the square inserting block (14) can be inserted into the square inserting groove (13).
3. The motor rear end cover convenient for ash removal according to claim 1, wherein: the side wall of the rear end cover (1) is provided with a fixed ring (15), the outer side of the fixed ring (15) is provided with external threads, the outer side of the fixed ring (15) is provided with a blocking cover (16) through threaded rotation, and the blocking cover (16) is covered on the outer side of the sliding rod (7).
4. The motor rear end cover convenient for ash removal according to claim 1, wherein: bolt (2) include bolt cylinder (21), bolt head (22), keep off ring (23) and interior hexagonal hole (24), bolt head (22) are installed to the tip of bolt cylinder (21), the outside of bolt cylinder (21) has cup jointed and has kept off ring (23), interior hexagonal hole (24) have been seted up to the one end that bolt cylinder (21) kept away from bolt head (22).
5. The motor rear end cover convenient for ash removal according to claim 1, wherein: and limiting rings (17) are arranged on the outer side of the rotary drum (6), two limiting rings (17) are arranged, and the two limiting rings (17) are respectively positioned on the left side and the right side of the bearing (5).
6. The motor rear end cover convenient for ash removal according to claim 1, wherein: one end of the sliding rod (7) positioned at the outer side of the rear end cover (1) is rotatably provided with a sleeve (18), the outer side of the sliding rod (7) is sleeved with a spring (19), and the spring (19) is positioned between the sleeve (18) and the rotary drum (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320999987.7U CN219833874U (en) | 2023-04-28 | 2023-04-28 | Motor rear end cap convenient to deashing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320999987.7U CN219833874U (en) | 2023-04-28 | 2023-04-28 | Motor rear end cap convenient to deashing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219833874U true CN219833874U (en) | 2023-10-13 |
Family
ID=88249261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320999987.7U Active CN219833874U (en) | 2023-04-28 | 2023-04-28 | Motor rear end cap convenient to deashing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219833874U (en) |
-
2023
- 2023-04-28 CN CN202320999987.7U patent/CN219833874U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |