CN213361027U - Planetary gear box with oil leakage preventing structure for electric tool - Google Patents
Planetary gear box with oil leakage preventing structure for electric tool Download PDFInfo
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- CN213361027U CN213361027U CN202022008673.5U CN202022008673U CN213361027U CN 213361027 U CN213361027 U CN 213361027U CN 202022008673 U CN202022008673 U CN 202022008673U CN 213361027 U CN213361027 U CN 213361027U
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- electric tool
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Abstract
The utility model discloses a planetary gear case for electric tool with leak protection oil structure, including main part case, change gear and pivot, the intermediate position department of main part incasement portion runs through there is the pivot, the one end of pivot is provided with lubricating structure, additional strengthening is installed to the one end of main part incasement portion, additional strengthening is including strengthening the shell, reserving the chamber, making an uproar cotton, strengthening inner shell and boss fall, the one end of sealing washer is provided with change gear. The utility model discloses a will strengthen the shell and fix earlier, then will strengthen the inner shell and fix rather than, then after its inside formation reservation chamber, under the use of main part case, when inside noise production, at first because strengthen the double-deck design of shell and enhancement inner shell, certain isolated has been carried out to the noise, unnecessary noise is fallen the cotton of making an uproar and is absorbed simultaneously, then under the construction of boss, strengthened supporting to its inside, played the effect that prevents to warp.
Description
Technical Field
The utility model relates to a gear box technical field specifically is a planetary gear case for electric tool with leak protection oil structure.
Background
With the continuous development of society and the continuous improvement of economic level, a plurality of electric tools appear on the market, wherein most of the gearboxes are planetary gearboxes, and in the use process of the planetary gearboxes, the speed change steel wires of the internal planetary gear rings are stirred so as to complete the switching of various positions;
however, the conventional devices still have problems in use, such as poor noise reduction capability and poor overall strength in use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a planetary gear box for electric tool with leak protection oil structure to provide the poor problem of the ability of making an uproar of falling of device in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a planetary gear box with an oil leakage preventing structure for an electric tool comprises a main box body, a speed change gear and a rotating shaft, wherein the rotating shaft penetrates through the middle position inside the main box body, a lubricating structure is arranged at one end of the rotating shaft, a reinforcing structure is arranged at one end inside the main box body and comprises a reinforcing outer shell, a reserved cavity, noise reduction cotton, a reinforcing inner shell and a reinforcing block, one side of the reinforcing outer shell is arranged at one end inside the main box body, the reinforcing inner shell is fixed at one end of the reinforcing outer shell, a reserved cavity is formed between the reinforcing outer shell and the inside of the reinforcing inner shell, the noise reduction cotton is filled in the reserved cavity, the reinforcing block is fixed at one side inside the reserved cavity, a flange plate is arranged at the middle position of the main box body, the oil leakage preventing structure is arranged at one side of the main box body, and a sealing ring, and one end of the sealing ring is provided with a speed change gear.
Preferably, three groups of reinforcing blocks are uniformly distributed on one side of the reserved cavity, and the reinforcing outer shell and the reinforcing inner shell are arranged in the same horizontal plane.
Preferably, the leakage-proof structure comprises a positioning block, a leakage-proof cover, a clamping groove and a torque cover, one side of the positioning block and one side of the main box are fixed to each other, the leakage-proof cover is installed at one end of the positioning block, the clamping groove is fixed to one side of the positioning block, and the torque cover is fixed to one side of the clamping groove.
Preferably, a clamping structure is formed between the clamping groove and the inner part of the torsion cover, and the positioning blocks are symmetrically distributed about a vertical central axis of the main box.
Preferably, the lubricating structure includes a lubricating cavity, a lubricating groove and balls, the outer side wall of the lubricating cavity is installed at the middle position inside the main body box, the lubricating groove is installed inside the lubricating cavity, and the balls are arranged inside the lubricating groove.
Preferably, the balls are distributed in an annular shape in the lubricating cavity, and the inner diameter of the lubricating groove is smaller than that of the lubricating cavity.
Compared with the prior art, the beneficial effects of the utility model are that: the planetary gear box with the oil leakage prevention structure for the electric tool not only improves the noise reduction capability of the device, but also improves the oil leakage prevention effect and the lubricating capability of the device;
(1) the reinforced outer shell is fixed firstly, then the reinforced inner shell is fixed with the reinforced outer shell, then a reserved cavity is formed in the reinforced inner shell, when noise is generated in the reinforced outer shell and the reinforced inner shell, the noise is isolated to a certain extent due to the double-layer design of the reinforced outer shell and the reinforced inner shell, meanwhile, redundant noise is absorbed by the noise reduction cotton, and then the reinforced inner shell is supported in the reinforced inner shell under the construction of the reinforcing block, so that the effect of preventing deformation is achieved;
(2) the clamping groove and the torsion cover are mutually fixed, then the leakage-proof cover is fixed, the whole sealing capability and leakage-proof capability of the leakage-proof cover are improved under the matching of the sealing ring, and the whole leakage-proof effect of the leakage-proof cover is improved under the matching of the clamping groove and the torsion cover;
(3) through fixing the lubrication cavity, simultaneously in the rotating process of the rotating shaft, the lubricating substance in the lubrication cavity gradually overflows under the matching of the balls and acts on the rotating shaft, so that the integral lubricating capacity of the lubricating cavity is improved.
Drawings
Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic side view, sectional structure of the lubricating structure of the present invention;
fig. 4 is a schematic diagram of the side view section enlarged structure of the reinforcing structure of the present invention.
In the figure: 1. a main body case; 2. a reinforcing structure; 201. a reinforcing outer shell; 202. reserving a cavity; 203. noise reduction cotton; 204. reinforcing the inner shell; 205. a reinforcing block; 3. a flange plate; 4. a speed change gear; 5. a leakage-proof structure; 501. positioning blocks; 502. a leakage-proof cover; 503. a card slot; 504. a torque cover; 6. a rotating shaft; 7. a lubrication structure; 701. a lubrication chamber; 702. a lubrication groove; 703. a ball bearing; 8. and (5) sealing rings.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a planetary gear box with an oil leakage prevention structure for an electric tool comprises a main body box 1, a speed change gear 4 and a rotating shaft 6, wherein the rotating shaft 6 penetrates through the middle position inside the main body box 1, and one end of the rotating shaft 6 is provided with a lubricating structure 7;
the lubricating structure 7 comprises a lubricating cavity 701, a lubricating groove 702 and a ball 703, the outer side wall of the lubricating cavity 701 is installed at the middle position inside the main body box 1, the lubricating groove 702 is installed inside the lubricating cavity 701, and the ball 703 is arranged inside the lubricating groove 702;
the balls 703 are annularly distributed in the lubricating cavity 701, and the inner diameter of the lubricating groove 702 is smaller than that of the lubricating cavity 701;
in the process of rotating the rotating shaft 6, the lubricating substance in the lubricating cavity 701 overflows gradually under the cooperation of the balls 703 and acts on the rotating shaft 6 to perform certain lubricating treatment;
the reinforced structure 2 is installed at one end inside the main box 1, the reinforced structure 2 comprises a reinforced outer shell 201, a reserved cavity 202, noise reduction cotton 203, a reinforced inner shell 204 and a reinforced block 205, one side of the reinforced outer shell 201 is installed at one end inside the main box 1, the reinforced inner shell 204 is fixed at one end of the reinforced outer shell 201, the reserved cavity 202 is formed between the reinforced outer shell 201 and the reinforced inner shell 204, the noise reduction cotton 203 is filled inside the reserved cavity 202, and the reinforced block 205 is fixed at one side inside the reserved cavity 202;
three groups of reinforcing blocks 205 are uniformly distributed on one side of the reserved cavity 202, and the reinforcing outer shell 201 and the reinforcing inner shell 204 are arranged in the same horizontal plane;
noise is absorbed by the noise reduction cotton 203, and then under the construction of the reinforcing block 205, the interior of the noise reduction cotton is reinforced and supported, so that the deformation of the interior in the working process is prevented;
a flange 3 is arranged in the middle of the main body box 1, and a leakage-proof structure 5 is arranged on one side of the main body box 1;
the leakage-proof structure 5 comprises a positioning block 501, a leakage-proof cover 502, a clamping groove 503 and a torsion cover 504, wherein one side of the positioning block 501 and one side of the main body box 1 are mutually fixed, the leakage-proof cover 502 is installed at one end of the positioning block 501, the clamping groove 503 is fixed at one side of the positioning block 501, and the torsion cover 504 is fixed at one side of the clamping groove 503;
a clamping structure is formed between the clamping groove 503 and the interior of the torque cover 504, and the positioning blocks 501 are symmetrically distributed about the vertical central axis of the main body box 1;
the clamping groove 503 and the torsion cover 504 are mutually fixed, then the leakage-proof cover 502 is fixed, meanwhile, under the matching of the sealing ring 8, the sealing treatment and leakage-proof treatment are carried out on the inner part of the leakage-proof cover, and meanwhile, under the matching of the clamping groove 503 and the torsion cover 504, the whole leakage-proof effect is improved;
one end of one side of the main body box 1 is provided with a sealing ring 8, and one end of the sealing ring 8 is provided with a speed change gear 4.
The working principle is as follows: when the lubricating device is used, firstly, the main body box 1 is fixed, the speed change gear 4 is shifted, in the rotating process of the rotating shaft 6, lubricating substances in the lubricating cavity 701 gradually overflow under the cooperation of the balls 703 and act on the rotating shaft 6 to perform certain lubricating treatment, and then the noise gradually rises after the inside starts to work;
secondly, in the process of noise enhancement, firstly, due to the double-layer design of the reinforced outer shell 201 and the reinforced inner shell 204, certain isolation is carried out on noise, meanwhile, redundant noise is absorbed by the noise reduction cotton 203, and then under the construction of the reinforcing block 205, the interior of the reinforced support is reinforced and supported, so that the deformation of the interior in the working process is prevented;
finally, mutually fixing the clamping groove 503 and the torsion cover 504, then fixing the leakage-proof cover 502, simultaneously performing sealing treatment and leakage-proof treatment on the interior of the leakage-proof cover under the matching of the sealing ring 8, simultaneously improving the whole leakage-proof effect under the matching of the clamping groove 503 and the torsion cover 504, and finally completing the whole operation.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.
Claims (6)
1. The utility model provides a planetary gear case for electric tool with leak protection oil structure, includes main part case (1), change gear (4) and pivot (6), its characterized in that: a rotating shaft (6) penetrates through the middle position inside the main body box (1), a lubricating structure (7) is arranged at one end of the rotating shaft (6), a reinforcing structure (2) is installed at one end inside the main body box (1), the reinforcing structure (2) comprises a reinforcing outer shell (201), a reserved cavity (202), noise reduction cotton (203), a reinforcing inner shell (204) and reinforcing blocks (205), one side of the reinforcing outer shell (201) is installed at one end inside the main body box (1), the reinforcing inner shell (204) is fixed at one end of the reinforcing outer shell (201), the reserved cavity (202) is formed between the reinforcing outer shell (201) and the inner part of the reinforcing inner shell (204), the noise reduction cotton (203) is filled in the reserved cavity (202), the reinforcing blocks (205) are fixed at one side inside the cavity (202), and a flange plate (3) is installed at the middle position of the main body box (1), leak protection structure (5) are installed to one side of main part case (1), the one end of main part case (1) one side is provided with sealing washer (8), the one end of sealing washer (8) is provided with change gear (4).
2. The planetary gear box for electric tool having oil leakage preventing structure of claim 1, wherein: three groups of reinforcing blocks (205) are uniformly distributed on one side of the reserved cavity (202), and the reinforcing outer shell (201) and the reinforcing inner shell (204) are arranged in the same horizontal plane.
3. The planetary gear box for electric tool having oil leakage preventing structure of claim 1, wherein: leak protection structure (5) are including locating piece (501), leak protection lid (502), draw-in groove (503) and torsion lid (504), one side of locating piece (501) and one side reciprocal anchorage of main part case (1), leak protection lid (502) is installed to the one end of locating piece (501), one side of locating piece (501) is fixed with draw-in groove (503), and one side of draw-in groove (503) is fixed with torsion lid (504).
4. The planetary gear box for electric tool having oil leakage preventing structure according to claim 3, wherein: a clamping structure is formed between the clamping groove (503) and the inner part of the torsion cover (504), and the positioning blocks (501) are symmetrically distributed around the vertical central axis of the main body box (1).
5. The planetary gear box for electric tool having oil leakage preventing structure of claim 1, wherein: lubricating structure (7) are including lubricated chamber (701), lubrication groove (702) and ball (703), the intermediate position department in main part case (1) inside is installed to the lateral wall in lubricated chamber (701), the internally mounted in lubricated chamber (701) has lubrication groove (702), the inside in lubrication groove (702) is provided with ball (703).
6. The planetary gear box for electric tool having oil leakage preventing structure of claim 5, wherein: the balls (703) are distributed annularly inside the lubricating cavity (701), and the inner diameter of the lubricating groove (702) is smaller than that of the lubricating cavity (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022008673.5U CN213361027U (en) | 2020-09-14 | 2020-09-14 | Planetary gear box with oil leakage preventing structure for electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022008673.5U CN213361027U (en) | 2020-09-14 | 2020-09-14 | Planetary gear box with oil leakage preventing structure for electric tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213361027U true CN213361027U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022008673.5U Active CN213361027U (en) | 2020-09-14 | 2020-09-14 | Planetary gear box with oil leakage preventing structure for electric tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213361027U (en) |
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2020
- 2020-09-14 CN CN202022008673.5U patent/CN213361027U/en active Active
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