CN216045322U - Dustproof gear speed reducer - Google Patents
Dustproof gear speed reducer Download PDFInfo
- Publication number
- CN216045322U CN216045322U CN202121439038.0U CN202121439038U CN216045322U CN 216045322 U CN216045322 U CN 216045322U CN 202121439038 U CN202121439038 U CN 202121439038U CN 216045322 U CN216045322 U CN 216045322U
- Authority
- CN
- China
- Prior art keywords
- gear
- bevel gear
- shell
- cover
- shaft
- 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
Images
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a dustproof gear reduction unit which comprises a shell and a top cover, wherein the top cover is connected to the top of the shell, an oil injection device is arranged at the top of the top cover and comprises a sealing cover, a rotating handle, fastening bolts and a threaded pipe, the sealing cover is connected to the rear end of the top cover, the rotating handle is connected to the top of the sealing cover, the threaded pipe is connected to the bottom of the rotating handle and located inside the sealing cover, threads are arranged on the outer wall of the lower end of the threaded pipe, oil injection holes are formed inside the threaded pipe, the fastening bolts are connected to two ends of the top of the sealing cover, and the fastening bolts penetrate through the sealing cover and are connected with the top cover. Has the advantages that: this gear reduction unit need not to unpack the casing apart through setting up the oiling device during the interpolation lubricating oil to inside avoiding a large amount of dust entering device, increase of service life.
Description
Technical Field
The utility model relates to the technical field of gear speed reducers, in particular to a dustproof gear speed reducer.
Background
The speed reducer is generally used for low-speed and large-torque transmission equipment, and the purpose of reducing speed of a motor, an internal combustion engine or other high-speed running power is achieved by meshing a gear with a small number of teeth on an input shaft of the speed reducer with a large gear on an output shaft, an ordinary speed reducer also has several pairs of gears with the same principle to achieve an ideal speed reduction effect, at present, a gear speed reduction device needs to be maintained periodically, lubricating oil is added into the shell to lubricate the internal gear, so as to reduce the abrasion of the gear, prolong the service life of the gear, when lubricating oil is added each time, the shell of the gear speed reducer needs to be disassembled, lubricating oil is poured into the shell, therefore, a large amount of dust is easily caused to enter the gear speed reducer, the dust is adsorbed on the gear to influence the rotation fluency of the gear, the abrasion is increased, and the device can be damaged after long-time use.
SUMMERY OF THE UTILITY MODEL
The present invention has been made to solve the above problems, and an object of the present invention is to provide a dust-proof gear reduction device.
The utility model realizes the purpose through the following technical scheme:
a dustproof gear reduction device comprises a shell and a top cover, wherein the top cover is connected to the top of the shell, an oiling device is arranged at the top of the top cover and comprises a sealing cover, a rotating handle, a fastening bolt and a threaded pipe, the sealing cover is connected to the rear end of the top cover top, the rotating handle is connected to the top of the sealing cover, the threaded pipe is connected to the bottom of the rotating handle, the threaded pipe is located inside the sealing cover, threads are arranged on the outer wall of the lower end of the threaded pipe, an oil filling hole is formed inside the threaded pipe, the fastening bolt is connected to two ends of the top of the sealing cover, the fastening bolt penetrates through the sealing cover and is connected with the top cover, the sealing cover is connected with the top cover through the fastening bolt, an oil box is connected to the inner wall of the top cover and located below the sealing cover, and a dust filtering net is connected to the top end inside the oil box, the oil tank is characterized in that a rotary drum is connected to the inner side of the bottom wall of the oil tank, the upper end of the rotary drum is located in the oil tank, the lower end of the rotary drum is located outside the oil tank, the rotary drum is hollow, a plurality of through holes are formed in the outer wall of the rotary drum, a speed reduction device is arranged in the shell and comprises an input shaft, an input gear, an output gear and an output shaft, the input shaft extends into the shell from the front wall of the shell, the rear end of the input shaft is connected with the inner wall of the rear side of the shell, the input gear is sleeved on the input shaft, the output gear is meshed with one side of the input gear, the diameter of the output gear is larger than that of the input gear, the output gear is connected with the output shaft in the inner part, the front end of the output shaft is connected with the inner wall of the front side of the shell, and the rear end of the output shaft extends out from the rear wall of the shell, a transmission device is arranged in the shell and behind the input gear, the transmission device comprises a first transmission shaft, a second driving bevel gear, a second driven bevel gear, a second transmission shaft, a first driven bevel gear and a first driving bevel gear, the first driving bevel gear is sleeved on the input shaft and positioned behind the input gear, the first driven bevel gear is meshed above the first driving bevel gear, the top of the first driven bevel gear is connected with the first transmission shaft, the top of the first transmission shaft is connected with the inner wall of the top cover, the first transmission shaft is sleeved with the second driving bevel gear, one side of the second driving bevel gear, which is close to the oil box, is engaged with the second driven bevel gear, one side of the second driven bevel gear, which is close to the oil box, is connected with a second transmission shaft, and the other end of the second transmission shaft extends into the bottom wall of the oil box and is connected with the rotary drum.
Preferably, the top cover is connected with the shell through bolts, the rotating handle is welded with the threaded pipe, the threaded pipe is in threaded connection with the closed cover, the fastening bolt is in sliding connection with the closed cover, and the fastening bolt is in threaded connection with the top cover.
Preferably, the oil box is welded to the top cover, the dust filter screen is slidably connected to the oil box, and the drum is slidably connected to the oil box.
Preferably, the input shaft is connected with the housing bearing, the input gear is connected with the input shaft through a key, the output shaft is connected with the housing bearing, and the output gear is connected with the output shaft through a key.
Preferably, the first driving bevel gear is in key connection with the input shaft, the first driven bevel gear is in key connection with the first transmission shaft, the second driving bevel gear is in key connection with the first transmission shaft, the first transmission shaft is connected with the top cover bearing, the second driven bevel gear is in key connection with the second transmission shaft, and the second transmission shaft is in key connection with the rotary drum.
Has the advantages that: this gear reduction unit need not to unpack the casing apart through setting up the oiling device during the interpolation lubricating oil to inside avoiding a large amount of dust entering device, increase of service life.
Additional features of the utility model and advantages thereof will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a perspective view of a dustproof type gear reduction unit according to the present invention;
fig. 2 is a plan view of a dustproof type gear reduction unit according to the present invention;
fig. 3 is a front view of the internal structure of a dustproof type gear reduction unit according to the present invention;
FIG. 4 is an enlarged view of a structure at A of the dustproof gear reduction unit according to the present invention;
fig. 5 is a left side view of the internal structure of the dust-proof gear reduction unit according to the present invention;
fig. 6 is a schematic view of the internal structure of a threaded pipe of the dustproof gear reduction unit according to the present invention.
The reference numerals are explained below: 1. a housing; 2. a top cover; 3. an oiling device; 301. a closure cap; 302. turning a handle; 303. fastening a bolt; 304. a threaded pipe; 4. a reduction gear; 401. an input shaft; 402. an input gear; 403. an output gear; 404. an output shaft; 5. an oil box; 6. a dust filter screen; 7. a rotating drum; 8. a transmission device; 801. a first drive shaft; 802. a second drive bevel gear; 803. a second driven bevel gear; 804. a second drive shaft; 805. a first driven bevel gear; 806. a first drive bevel gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The utility model will be further described with reference to the accompanying drawings in which:
as shown in fig. 1-6, a dustproof gear reduction device comprises a housing 1 and a top cover 2, the top of the housing 1 is connected with the top cover 2, the top of the top cover 2 is provided with an oil injection device 3, the oil injection device 3 comprises a sealing cover 301, a rotating handle 302, a fastening bolt 303 and a threaded pipe 304, the rear end of the top cover 2 is connected with the sealing cover 301, the top of the sealing cover 301 is connected with the rotating handle 302, the bottom of the rotating handle 302 is connected with the threaded pipe 304, the threaded pipe 304 is positioned in the sealing cover 301, the outer wall of the lower end of the threaded pipe 304 is provided with threads, the threaded pipe 304 is internally provided with an oil injection hole, two ends of the top of the sealing cover 301 are connected with the fastening bolt 303, the fastening bolt 303 penetrates through the sealing cover 301 to be connected with the top cover 2, the sealing cover 301 is connected with the top cover 2 through the fastening bolt 303, the oil box 5 is connected with the top end in the oil box 5, the inner part of the bottom wall of the oil box 5 is connected with a rotary drum 7, the upper end of the rotary drum 7 is positioned in the oil box 5, the lower end of the rotary drum 7 is positioned outside the oil box 5, the rotary drum 7 is hollow, a plurality of through holes are arranged on the outer wall of the rotary drum 7, a speed reducer 4 is arranged in the shell 1, the speed reducer 4 comprises an input shaft 401, an input gear 402, an output gear 403 and an output shaft 404, the input shaft 401 extends into the shell 1 from the front wall of the shell 1, the rear end of the input shaft 401 is connected with the inner wall of the rear side of the shell 1, the input gear 402 is sleeved on the input shaft 401, the output gear 403 is meshed with one side of the input gear 402, the diameter of the output gear 403 is larger than that of the input gear 402, the output shaft 404 is connected in the output gear 403, the front end of the output shaft 404 is connected with the inner wall of the front side of the shell 1, the rear end of the output shaft 404 extends from the rear wall of the shell 1, a transmission device 8 is arranged in the shell 1 and positioned behind the input gear 402, the transmission device 8 comprises a first transmission shaft 801, a second driving bevel gear 802, a second driven bevel gear 803, a second transmission shaft 804, a first driven bevel gear 805 and a first driving bevel gear 806, the first driving bevel gear 806 is sleeved on the input shaft 401 and positioned behind the input gear 402, the first driven bevel gear 805 is meshed above the first driving bevel gear 806, the top of the first driven bevel gear 805 is connected with the first transmission shaft 801, the top of the first transmission shaft 801 is connected with the inner wall of the top cover 2, the second driving bevel gear 802 is sleeved on the first transmission shaft 801, the second driven bevel gear 803 is meshed on one side, close to the oil box 5, of the second driving bevel gear 802, the second driven bevel gear 803 is connected with the second transmission shaft 804 on one side, close to the oil box 5, and the other end of the second transmission shaft 804 extends into the bottom wall of the oil box 5 and is connected with the rotary drum 7.
Preferably, the top cover 2 is in bolted connection with the shell 1, the rotating handle 302 is welded with the threaded pipe 304, the threaded pipe 304 is in threaded connection with the closing cover 301, the fastening bolt 303 is in sliding connection with the closing cover 301, the fastening bolt 303 is in threaded connection with the top cover 2, the oil box 5 is welded with the top cover 2, the dust filter screen 6 is in sliding connection with the oil box 5, the rotary drum 7 is in sliding connection with the oil box 5, the input shaft 401 is in bearing connection with the shell 1, the input gear 402 is in key connection with the input shaft 401, the output shaft 404 is in bearing connection with the shell 1, the output gear 403 is in key connection with the output shaft 404, the first driving bevel gear 806 is in key connection with the input shaft 401, the first driven bevel gear 805 is in key connection with the first driving shaft 801, the second driving bevel gear 802 is in key connection with the first driving shaft 801, the first driving shaft 801 is in bearing connection with the top cover 2, the second driven bevel gear 803 is in key connection with the second driving shaft 804, and the second driving shaft 804 is in key connection with the rotary drum 7.
The working principle is as follows: when lubricating oil needs to be added, the rotating handle 302 rotates the threaded pipe 304, so that the upper port of the oil filling hole in the threaded pipe 304 leaks out of the sealing cover 301, lubricating oil is filled through the oil filling hole, the lubricating oil enters the oil box 5 through the oil filling hole, the dust filtering net 6 can filter out a small amount of dust particles and impurities, then when the speed reducer 4 is used, the motor drives the input shaft 401 to rotate, the input shaft 401 drives the first driving bevel gear 806 to rotate, the first driving bevel gear 806 drives the first driven bevel gear 805 to rotate, the first driven bevel gear 805 drives the first transmission shaft 801 to rotate, the first transmission shaft 801 drives the second driving bevel gear 802 to rotate, the second driving bevel gear 802 drives the second driven bevel gear 803 to rotate, the second transmission shaft 804 drives the rotating drum 7 to rotate, and the lubricating oil is thrown into the shell 1 through the through holes in the rotating drum 7, the input gear 402 and the output gear 403 are lubricated, if the dust filter screen 6 needs to be replaced, the fastening bolt 303 is rotated, the closing cover 301 is taken down, and the dust filter screen 6 can be taken out.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a dust-protection type gear reduction, includes casing (1) and top cap (2), its characterized in that: the top of the shell (1) is connected with the top cover (2), the top of the top cover (2) is provided with an oiling device (3), the oiling device (3) comprises a closed cover (301), a rotating handle (302), a fastening bolt (303) and a threaded pipe (304), the rear end of the top cover (2) is connected with the closed cover (301), the top of the closed cover (301) is connected with the rotating handle (302), the bottom of the rotating handle (302) is connected with the threaded pipe (304), the threaded pipe (304) is positioned in the closed cover (301), the outer wall of the lower end of the threaded pipe (304) is provided with threads, an oil filling hole is formed in the threaded pipe (304), the two ends of the top of the closed cover (301) are connected with the fastening bolt (303), and the fastening bolt (303) penetrates through the closed cover (301) to be connected with the top cover (2), the sealing cover (301) is connected with the top cover (2) through the fastening bolt (303), an oil box (5) is connected on the inner wall of the top cover (2) and positioned below the sealing cover (301), a dust filtering net (6) is connected at the top end inside the oil box (5), a rotary drum (7) is connected inside the bottom wall of the oil box (5), the upper end of the rotary drum (7) is positioned inside the oil box (5), the lower end of the rotary drum (7) is positioned outside the oil box (5), the rotary drum (7) is hollow, a plurality of through holes are formed in the outer wall of the rotary drum (7), a speed reducing device (4) is arranged in the shell (1), the speed reducing device (4) comprises an input shaft (401), an input gear (402), an output gear (403) and an output shaft (404), and the input shaft (401) extends into the shell (1) from the front wall of the shell (1), the rear end of the input shaft (401) is connected with the inner wall of the rear side of the shell (1), the input shaft (401) is sleeved with the input gear (402), the output gear (403) is meshed with one side of the input gear (402), the diameter of the output gear (403) is larger than that of the input gear (402), the output gear (403) is internally connected with the output shaft (404), the front end of the output shaft (404) is connected with the inner wall of the front side of the shell (1), the rear end of the output shaft (404) extends out of the rear wall of the shell (1), a transmission device (8) is arranged inside the shell (1) and behind the input gear (402), and the transmission device (8) comprises a first transmission shaft (801), a second driving bevel gear (802), a second driven bevel gear (803), a second transmission shaft (804), A first driven bevel gear (805) and a first driving bevel gear (806), wherein the first driving bevel gear (806) is sleeved on the input shaft (401) and is positioned behind the input gear (402), the first driven bevel gear (805) is meshed above the first driving bevel gear (806), the top of the first driven bevel gear (805) is connected with the first transmission shaft (801), the top of the first transmission shaft (801) is connected with the inner wall of the top cover (2), the first transmission shaft (801) is sleeved with the second driving bevel gear (802), one side of the second driving bevel gear (802) close to the oil box (5) is meshed with the second driven bevel gear (803), one side of the second driven bevel gear (803) close to the oil box (5) is connected with a second transmission shaft (804), the other end of the second transmission shaft (804) extends into the bottom wall of the oil box (5) and is connected with the rotary drum (7).
2. The dust-proof gear reduction device according to claim 1, wherein: the top cover (2) is connected with the shell (1) through bolts, the rotating handle (302) is welded with the threaded pipe (304), the threaded pipe (304) is connected with the closed cover (301) through threads, the fastening bolt (303) is connected with the closed cover (301) in a sliding mode, and the fastening bolt (303) is connected with the top cover (2) through threads.
3. The dust-proof gear reduction device according to claim 1, wherein: the oil box (5) is welded with the top cover (2), the dust filtering net (6) is in sliding connection with the oil box (5), and the rotary drum (7) is in sliding connection with the oil box (5).
4. The dust-proof gear reduction device according to claim 1, wherein: the input shaft (401) is in bearing connection with the shell (1), the input gear (402) is in key connection with the input shaft (401), the output shaft (404) is in bearing connection with the shell (1), and the output gear (403) is in key connection with the output shaft (404).
5. The dust-proof gear reduction device according to claim 1, wherein: the first driving bevel gear (806) is in key connection with the input shaft (401), the first driven bevel gear (805) is in key connection with the first transmission shaft (801), the second driving bevel gear (802) is in key connection with the first transmission shaft (801), the first transmission shaft (801) is in bearing connection with the top cover (2), the second driven bevel gear (803) is in key connection with the second transmission shaft (804), and the second transmission shaft (804) is in key connection with the rotary drum (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121439038.0U CN216045322U (en) | 2021-06-28 | 2021-06-28 | Dustproof gear speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121439038.0U CN216045322U (en) | 2021-06-28 | 2021-06-28 | Dustproof gear speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216045322U true CN216045322U (en) | 2022-03-15 |
Family
ID=80616511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121439038.0U Active CN216045322U (en) | 2021-06-28 | 2021-06-28 | Dustproof gear speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216045322U (en) |
-
2021
- 2021-06-28 CN CN202121439038.0U patent/CN216045322U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216045322U (en) | Dustproof gear speed reducer | |
| CN212564337U (en) | Planetary reducer with protection device | |
| CN208871006U (en) | A kind of heavy-duty gear speed reducer of high-strength low noise | |
| CN216382522U (en) | Speed reducer of material conveying device in lithium ion battery production | |
| CN210484519U (en) | Wheel reduction box of harvester drive axle | |
| CN211486793U (en) | Lubricating oil filtering device | |
| CN212055789U (en) | Mining speed reducer | |
| CN211951388U (en) | Speed reducer with multi-axis output | |
| CN211175284U (en) | Improved speed reducer | |
| CN107834769A (en) | A kind of reducing motor | |
| CN211599417U (en) | Special planetary reducer of air cycle | |
| CN207634616U (en) | A kind of sanitation-grade stirring dedicated deceleration transmission mechanism | |
| CN211474484U (en) | Horizontal speed reducer for axial flow fan | |
| CN219101966U (en) | Spinning mechanical speed reducer | |
| CN218267036U (en) | Light and thin gear speed reducer | |
| CN209539993U (en) | A kind of device reducing speed reducer evaporating, emitting, dripping or leaking of liquid or gas and the speed reducer using the device | |
| CN213685213U (en) | Gear reducer device with dustproof function | |
| CN220118609U (en) | Coaxial speed reducer | |
| CN213981950U (en) | Gear reducer with oil leakage prevention function | |
| CN220850582U (en) | Speed reducer lubricating device for oil field pumping unit | |
| CN217130280U (en) | Novel gear reduction device with dustproof capability | |
| CN221120836U (en) | Novel steering mechanism of precise speed reducer | |
| CN216078222U (en) | Speed reducing motor | |
| CN217328729U (en) | Duplex bearing valve worm gear case | |
| CN216879515U (en) | Automatic filling lubricating grease's cone crusher horizontal shaft assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |