CN210490697U - Screwing and assembling tool for motor end cover - Google Patents
Screwing and assembling tool for motor end cover Download PDFInfo
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- CN210490697U CN210490697U CN201921722593.7U CN201921722593U CN210490697U CN 210490697 U CN210490697 U CN 210490697U CN 201921722593 U CN201921722593 U CN 201921722593U CN 210490697 U CN210490697 U CN 210490697U
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- tightening
- motor end
- end cover
- motor
- arm
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Abstract
The utility model provides a screwing assembling tool of motor end cover. The structure of the tightening arm comprises a holding part and at least two tightening arms. The utility model discloses set up a plurality of tightening holes on the motor end cover, the tightening arm is symmetrical respectively wears to locate the tightening hole of motor end cover for centre gripping motor end cover, and the portion of gripping is used for providing the region of exerting oneself of tightening the motor end cover for the assembler, the utility model discloses tightening tool presss from both sides tight back with the motor end cover, and the user can hand the portion of gripping, rotates and/or compresses tightly the motor end cover towards motor housing's opening part to make motor end cover and motor housing gomphosis each other or compress tightly.
Description
Technical Field
The utility model relates to a motor product annex, in particular to motor end cover screw up erecting tool.
Background
The motor end cover is mainly used for coating the outside of the micro motor, preventing the motor from dust falling and scaling, prolonging the service life of motor products and widely applied to the motor products in electric fans and range hood equipment. In the structure, because the end cover of the motor has a small structure, the end cover is difficult to be accurately screwed into the stator shell when the end cover is screwed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a motor end cover screw up erecting tool aims at solving motor end cover structure less, when screwing up the end cover, is difficult to accurately twist the end cover into the technical problem of stator housing the inside.
In order to achieve the above object, the utility model provides a screwing up assembly tool of motor end cover, include:
a grip portion;
the tightening arms are arranged on one side of the holding part and correspond to the tightening holes in the motor end cover;
the tightening arm penetrates through a tightening hole in the motor end cover so as to tighten the motor end cover on the motor shell.
Preferably, the holding part is provided with a clearance hole, wherein the clearance hole is used for avoiding the position of the motor output shaft when the motor end cover is screwed.
Preferably, the plurality of tightening arms are symmetrically arranged on one side of the holding part.
Preferably, two of the tightening arms which are symmetrically arranged are arranged at an included angle.
Preferably, the tightening arm is provided with a fixing protrusion limit, and after the tightening arm is inserted into the tightening hole, the fixing limit is used for limiting the position of the motor end cover on the tightening arm.
Preferably, the surface of the gripping portion is provided with anti-slip means or projections or recesses.
Preferably, the surface of the gripping portion is provided with anti-slip means.
Preferably, one side of the holding part, which is far away from the tightening arm, is provided with an auxiliary rotating part, the auxiliary rotating part is provided with at least two mutually symmetrical side wings, and the side wings are used for applying force to human hands.
Preferably, the length of the gripping part and the tightening arm in the inserting direction is greater than the length of the motor output shaft.
Preferably, the end of the tightening arm remote from the grip portion is rounded.
The utility model discloses technical scheme is through offering a plurality of tightening holes on the motor end cover, and two tightening arms wear to locate the tightening of motor end cover respectively downthehole for centre gripping motor end cover, and the portion of gripping is used for providing the region of exerting oneself of tightening the motor end cover for the user, the utility model discloses tightening the instrument with the tight back of motor end cover clamp, the user can hand the portion of gripping, rotatory and/or compress tightly the motor end cover towards motor housing's opening part to make the motor end cover in motor housing gomphosis each other or compress tightly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a motor end cover and a motor housing according to an embodiment of the tightening assembly tool for a motor end cover of the present invention;
fig. 2 is a schematic structural view of another embodiment of the tightening assembly tool for the motor end cover according to the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at M;
FIG. 4 is an enlarged view of a portion of FIG. 2 at N;
fig. 5 is a schematic structural view of another embodiment of the tightening assembly tool for the motor end cover according to the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a tightening tool 300 of motor end cover 10.
As shown in fig. 1-5, the tightening tool 300 of the present invention includes; a grip portion 30; at least two tightening arms 31, wherein the tightening arms 31 are arranged on one side of the holding part 30 and correspond to the tightening holes A on the motor end cover 10; the tightening arm 31 is inserted into a tightening hole a of the motor cover 10 to tighten the motor cover 10 on the motor housing 20.
In this embodiment, set up a plurality of tightening holes a on motor end cover 10, two tightening arms 31 of tightening tool 300 wear to locate respectively in the tightening hole a of motor end cover 10 for centre gripping motor end cover 10, and portion of gripping 30 is used for providing the region of exerting oneself of tightening motor end cover 10 for the user, the utility model discloses after tightening tool 300 presss from both sides motor end cover 10 tightly, the user can hand portion of gripping 30, rotates and/or compresses tightly motor end cover 10 towards the opening part of motor housing 20 (being stator housing) to make motor end cover 10 and motor housing 20 gomphosis each other or compress tightly.
As another embodiment, the utility model discloses a screw up arm 31 quantity and can correspond the setting according to the hole A of screwing up on the motor end cover 10, simultaneously, the one end that the portion 30 of gripping was kept away from to screw up arm 31 can set up arch (not shown in the figure), and the arch can adopt the rubber material preparation to form, when screwing up arm 31 and wearing to locate in the hole A of screwing up of motor end cover 10, the arch can be used to increase the frictional force between the pore wall of screwing up arm 31 and screwing up hole A, reinforcing centre gripping stability between them.
Specifically, the holding portion 30 is provided with a clearance hole B, wherein the clearance hole B is used for clearance of the motor output shaft 21 when the motor end cover 10 is screwed. In this embodiment, when the motor has the needs of output shaft one end and screws up motor end cover 10, in order to prevent that motor output shaft 21 from influencing the utility model discloses screw up the operation of instrument 300, set up one on the portion of gripping 30 again and keep away the hole, should keep away the diameter of hole B and be greater than the diameter of motor output shaft 21, when screwing up in the tightening hole A that arm 31 worn to locate motor end cover 10, motor output shaft 21 runs through in step and keeps away the hole, the user is rotatory and/or the in-process that compresses tightly motor end cover 10 towards motor housing 20's opening part, motor output shaft 21 can not lead to the fact the influence to screwing up instrument 300, simultaneously, also can be through keeping away the cooperation relation of hole B and motor output shaft 21, improve motor end cover 10 and motor housing 20's positioning accuracy.
Specifically, the tightening arms 31 are symmetrically disposed on one side of the grip portion 30. In this embodiment, the utility model discloses a but two tightening arms 31 symmetry each other to back in tightening hole A that tightening arm 31 wore to locate motor end cover 10, when the user rotates motor end cover 10 through portion of gripping 30, two tightening arms 31 atresss evenly.
Specifically, the two symmetrically arranged tightening arms 31 are arranged at an included angle. In this embodiment, after two tightening arms 31 are set at an included angle, two tightening arms 31 penetrate through the process of tightening hole a respectively, two tightening arms 31 contact with the hole wall of tightening hole a, and two tightening arms 31 deform under continuous stress until the inclination angle of tightening arm 31 and the axis angle of tightening hole a tend to be consistent, and two tightening arms 31 generate a reaction force due to stress, so as to clamp motor end cover 10.
As another example, the tightening arms 31 are provided with hooks (not shown), and the tightening tool 300 further includes: an elastic ring (not shown) which is arranged in the clamping hook in a penetrating way, and the tightening arms 31 are all positioned in the inner ring of the elastic ring; wherein, when two symmetrical tightening arms 31 are far away from each other, the elastic ring is stretched by force. In this embodiment, in order to further improve the clamping effect of the tightening arm 31, a hook is arranged on each tightening arm 31, the elastic ring is arranged in the hook in a penetrating manner, and the tightening arms 31 are all arranged in the inner ring of the elastic ring, when the tightening arms 31 are arranged in the tightening holes a in a penetrating manner, the tightening arms 31 are deformed under continuous stress, especially when two symmetrical tightening arms 31 are away from each other, the elastic ring is stretched under stress to generate reaction force, so that the reaction force generated by the tightening arms 31 is further enhanced, and the clamping effect of the tightening arms 31 is improved.
Wherein, preferred elastic ring is the rubber ring, reduces the utility model discloses tightening tool 300's manufacturing cost.
Specifically, the tightening arm 31 is provided with a fixed protrusion limit 32, wherein after the tightening arm 31 is inserted into the tightening hole a, the fixed limit 32 is used for limiting the depth of the tightening arm 31 entering the motor end cover 10. In this embodiment, after the tightening arm 31 is inserted into the tightening hole a, the fixing limit 32 is used to limit the depth of the tightening arm 31 entering the motor end cover 10.
Specifically, the surface of the grip portion 30 is provided with anti-slip members 34 or protrusions (not shown) or grooves (not shown). In this embodiment, the anti-slip member 34, such as an anti-slip pad, is disposed on the surface of the holding portion 30, or the protrusion or the groove is disposed on the surface of the holding portion 30, so that after the user holds the holding portion 30, the friction force between the fingers and the holding portion 30 is increased, which is convenient for the user to apply force, especially when the motor end cover 10 and the motor housing 20 are fixed in a socket manner, because the motor end cover 10 and the motor housing 20 are generally in interference fit, in the process of screwing the motor end cover 10, the force applied on the holding portion 30 is also relatively large, and the anti-slip member 34 is more beneficial for the user to apply force.
Specifically, the anti-slip member 34 is made of rubber. In this embodiment, the anti-slip member 34 is preferably made of rubber, so as to reduce the manufacturing cost of the tightening tool 300 of the present invention.
As another example, the tightening arm 31 is a latch. In this embodiment, the tightening arm 31 is preferably a plug having a diameter smaller than the diameter of the tightening hole a, and the plug may be made of a metal having elasticity, such as spring steel.
Specifically, an auxiliary rotating member 33 is disposed on a side of the holding portion 30 away from the tightening arm 31, the auxiliary rotating member 33 is provided with at least two mutually symmetrical side wings 331, and the side wings 331 are used for applying force to a human hand. In this embodiment, supplementary rotating member 33 can adopt the structure of similar car steering wheel shape, the utility model discloses a supplementary rotating member of flank 331 that has two at least symmetries places when the staff on the flank 331 of two symmetries to flank 331 through two symmetries is rotatory, and it is rotatory to drive portion of gripping 30, is favorable to assembly worker application of force rotating electrical machines end cover 10.
Specifically, the length of the grip portion 30 and the tightening arm 31 in the insertion direction is greater than the length of the motor output shaft 21. In the present embodiment, in order to prevent the motor output shaft 21 from affecting the use of the tightening tool 300, the total length of the grip portion 30 and the tightening arm 31 is preferably greater than the length of the motor output shaft 21.
Specifically, the end of the tightening arm 31 away from the grip portion 30 is rounded. In this embodiment, the end of the tightening arm 31 away from the grip portion 30 is rounded to facilitate the quick insertion of the tightening arm 31 into the tightening hole a, so as to minimize the friction therebetween.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. A tightening assembly tool for a motor end cap, comprising:
a grip portion;
the tightening arms are arranged on one side of the holding part and correspond to the tightening holes in the motor end cover;
the tightening arm penetrates through a tightening hole in the motor end cover so as to tighten the motor end cover on the motor shell.
2. The tightening assembly tool for motor end caps of claim 1, wherein the grip portion is provided with a clearance hole, wherein the clearance hole is used for clearance of the motor output shaft when the motor end cap is tightened.
3. The tightening assembly tool for motor end caps of claim 1, wherein the tightening arms are symmetrically disposed on one side of the grip portion.
4. The tightening assembly tool for motor end caps of claim 2, wherein the two symmetrically arranged tightening arms are arranged in parallel or at an angle.
5. The tightening assembly tool for motor end caps according to claim 4, wherein the tightening arm is provided with a fixing protrusion, and wherein the fixing protrusion is used for limiting the position of the motor end cap on the tightening arm after the tightening arm is inserted into the tightening hole.
6. A tightening assembly tool for motor end caps according to any one of claims 1 to 5, wherein the surface of the gripping portion is provided with anti-slip means or projections or recesses.
7. The tightening assembly tool for motor end caps of claim 6, wherein the anti-slip member is made of rubber.
8. The tightening tool for an end cap of a motor according to any one of claims 1 to 5, wherein the grip portion is provided with an auxiliary rotation member on a side thereof remote from the tightening arm, the auxiliary rotation member being provided with at least two mutually symmetrical side wings for applying force to a human hand.
9. The tightening assembly tool for motor end caps according to claim 1, wherein the length of the grip portion and the tightening arm in the insertion direction is greater than the length of the motor output shaft.
10. The tightening assembly tool for motor end caps of claim 1, wherein an end of the tightening arm remote from the grip portion is rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921722593.7U CN210490697U (en) | 2019-10-14 | 2019-10-14 | Screwing and assembling tool for motor end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921722593.7U CN210490697U (en) | 2019-10-14 | 2019-10-14 | Screwing and assembling tool for motor end cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210490697U true CN210490697U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921722593.7U Active CN210490697U (en) | 2019-10-14 | 2019-10-14 | Screwing and assembling tool for motor end cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210490697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910206A (en) * | 2021-01-26 | 2021-06-04 | 杭州微光电子股份有限公司 | Outer end cover mounting tool and mounting method for outer rotor motor |
-
2019
- 2019-10-14 CN CN201921722593.7U patent/CN210490697U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910206A (en) * | 2021-01-26 | 2021-06-04 | 杭州微光电子股份有限公司 | Outer end cover mounting tool and mounting method for outer rotor motor |
| CN112910206B (en) * | 2021-01-26 | 2022-03-29 | 杭州微光电子股份有限公司 | Outer end cover mounting tool and mounting method for outer rotor motor |
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