CN211175280U - Gear reducer convenient to dismantle maintenance - Google Patents
Gear reducer convenient to dismantle maintenance Download PDFInfo
- Publication number
- CN211175280U CN211175280U CN201921397932.9U CN201921397932U CN211175280U CN 211175280 U CN211175280 U CN 211175280U CN 201921397932 U CN201921397932 U CN 201921397932U CN 211175280 U CN211175280 U CN 211175280U
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- reducer
- fixedly connected
- upper cover
- transmission shaft
- speed reducer
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Abstract
The utility model belongs to the technical field of mechanical equipment, in particular to a gear reducer convenient to disassemble and maintain, which comprises a reducer case, a reducer upper cover, an oil cover and a driving wheel, wherein the outer wall of the reducer case is fixedly connected with a bearing seat, the inside of the bearing seat is slidably connected with an axle sleeve, the bearing seat is provided with a plurality of connecting holes, and the bottom of the reducer case is fixedly connected with a base; when this device uses a period and needs to change the part, can tear open the first connecting bolt of speed reducer upper cover, then rotate the speed reducer upper cover through first pivot, lift fixing bolt off, then take out the transmission shaft from the axle sleeve, then take out the speed reducer case together drive wheel and transmission shaft, then demolish change to drive wheel and transmission shaft, insert the transmission shaft in the axle sleeve after more changing, the rethread fixing bolt is fixed the transmission shaft, the people of being convenient for are to the dismantlement and the maintenance of device.
Description
Technical Field
The utility model relates to a mechanical equipment technical field specifically is a gear reducer convenient to dismantle maintenance.
Background
The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The speed reducer is widely applied to modern machinery, and is generally used for transmission equipment with low rotating speed and large torque, a motor, an internal combustion engine or other high-speed running power is meshed with a large gear on an output shaft through a gear with a small number of teeth on an input shaft of the speed reducer to achieve the purpose of speed reduction, a common speed reducer also has several pairs of gears with the same principle to achieve an ideal speed reduction effect, the ratio of the number of the teeth of the large gear to the number of the teeth of the small gear is a transmission ratio, and the speed reducer plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or the executing mechanism and is relatively precise machinery. Its purpose is to reduce the speed and increase the torque. The speed reducer has various types and different models, different types have different purposes, however, the traditional straight gear can cause accidents because of overlarge bearing capacity, and the installation requirements of users need to change the input position and the output position, so the speed reducer is safe and needs to meet the requirements of the users.
Therefore chinese patent discloses a speed reducer application number (CN201310582787.2), and this patent technology can replace the spur gear through the helical gear, has increased the bearing capacity of gear, has guaranteed the security, but, the device is after using a period when the drive wheel needs to be changed, and inconvenient dismantlement and the installation of drive wheel have increased people's the dismantlement degree of difficulty, are unfavorable for people's use. Therefore, those skilled in the art have provided a gear reducer that is easy to disassemble and maintain to solve the problems mentioned in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gear reducer convenient to dismantle maintenance 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:
a gear reducer convenient to disassemble and maintain comprises a reducer case, a reducer upper cover, an oil cover and a driving wheel, wherein the outer wall of the reducer case is fixedly connected with a bearing seat, the inside of the bearing seat is connected with a shaft sleeve in a sliding manner, the bearing seat is provided with a plurality of connecting holes, the bottom of the reducer case is fixedly connected with a base, the reducer upper cover is hinged with the reducer case through a first rotating shaft, four corners of the reducer upper cover are provided with first connecting bolts, the reducer upper cover is fixedly connected with the reducer case through the first connecting bolts in a screwed manner, the bottom of the reducer upper cover is fixedly connected with a first sealing layer, the oil cover is hinged with the top of the reducer upper cover through a second rotating shaft, one side of the oil cover, away from the second rotating shaft, is fixedly connected with a connecting block, and the connecting block is fixedly connected with the, the transmission wheel is internally connected with a transmission shaft in a clamping manner, one end, far away from the transmission wheel, of the transmission shaft is connected with the shaft sleeve in a clamping manner, and the transmission shaft is provided with a fixing bolt which penetrates through the shaft sleeve and is fixedly connected with the transmission shaft in a threaded manner.
As a further aspect of the present invention: the base is internally provided with a rubber buffer layer, and the rubber buffer layer is fixedly connected with the base.
As a further aspect of the present invention: the side wall of the speed reducer case is provided with a liquid level meter, and the liquid level meter is fixedly connected with the speed reducer case.
As a further aspect of the present invention: the top of the upper cover of the speed reducer is provided with a handle, and the handle is fixedly connected with the upper cover of the speed reducer.
As a further aspect of the present invention: the top of the oil cover is provided with a handle which is fixedly connected with the oil cover.
As a further aspect of the present invention: and a second sealing layer is arranged at the bottom of the oil cover and fixedly connected with the oil cover.
As a further aspect of the present invention: the transmission shaft is cylindrical, the shaft sleeve is hollow cylindrical, and the transmission shaft is in transition fit with the shaft sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
1. most dismantlements of speed reducer are changed because wearing and tearing between the drive wheel, when this device uses the part that needs to be changed for a period of time, can tear the first connecting bolt of speed reducer upper cover down, then rotate the speed reducer upper cover through first pivot, lift fixing bolt off, then take out the transmission shaft from the axle sleeve, then take out the speed reducer case together drive wheel and transmission shaft, then demolish the change to drive wheel and transmission shaft again, insert the transmission shaft in the axle sleeve after more having changed, the rethread fixing bolt fixes the transmission shaft, the people of being convenient for are to the dismantlement and the maintenance of device.
2. When using this device, can lift the second connecting bolt on the connecting block off, then open the oil cap, just can observe the inside of reduction gear box through opening the oil cap, then refuel the maintenance to the inside of reduction gear box as required, make people to the maintenance of reduction gear box light more.
Drawings
FIG. 1 is a schematic structural diagram of a gear reducer convenient for disassembly and maintenance;
FIG. 2 is a schematic structural diagram of a transmission wheel and a reduction box in a gear reducer convenient to disassemble and maintain;
FIG. 3 is a schematic structural diagram of a reduction box and a reduction box upper cover in a gear reduction unit convenient for disassembly and maintenance;
fig. 4 is a schematic structural diagram of an oil cover and a reducer upper cover in a gear reducer, which is convenient to disassemble and maintain.
In the figure: 1. a reduction case; 11. a bearing seat; 111. a shaft sleeve; 112. connecting holes; 12. a base; 121. a rubber buffer layer; 13. a liquid level meter; 2. an upper cover of the speed reducer; 21. a first rotating shaft; 22. a first connecting bolt; 23. a first sealing layer; 24. a handle; 3. an oil cover; 31. a second rotating shaft; 32. connecting blocks; 321. a second connecting bolt; 33. a handle; 34. A second sealing layer; 4. a driving wheel; 41. a drive shaft; 42. and (5) fixing the bolt.
Detailed Description
Referring to fig. 1-4, in the embodiment of the present invention, a gear reducer convenient for disassembly and maintenance comprises a reducer case 1, a reducer upper cover 2, an oil cover 3 and a transmission wheel 4, wherein a bearing seat 11 is fixedly connected to the outer wall of the reducer case 1, a shaft sleeve 111 is slidably connected inside the bearing seat 11, a plurality of connecting holes 112 are formed in the bearing seat 11, a base 12 is fixedly connected to the bottom of the reducer case 1, the reducer upper cover 2 is hinged to the reducer case 1 through a first rotating shaft 21, first connecting bolts 22 are arranged at four corners of the reducer upper cover 2, the reducer upper cover 2 is fixed to the reducer case 1 through the first connecting bolts 22, a first sealing layer 23 is fixedly connected to the bottom of the reducer upper cover 2, the oil cover 3 is hinged to the top of the reducer upper cover 2 through a second rotating shaft 31, a connecting block 32 is fixedly connected to a side of the oil cover 3 away from the second rotating shaft 31, the connecting block, the transmission shaft 41 is connected to the inside of the transmission wheel 4 in a clamping manner, one end, far away from the transmission wheel 4, of the transmission shaft 41 is connected with the shaft sleeve 111 in a clamping manner, the transmission shaft 41 is provided with a fixing bolt 42, and the fixing bolt 42 penetrates through the shaft sleeve 111 and is fixed to the transmission shaft 41 in a threaded manner.
In fig. 1: the outer wall of the speed reducer case 1 is fixedly connected with a bearing seat 11, the inside of the bearing seat 11 is connected with a shaft sleeve 111 in a sliding way, the bearing seat 11 is provided with a plurality of connecting holes 112, an external rotating shaft is connected through the shaft sleeve 111, the firmness between the external equipment and the external equipment is increased through the connecting holes 112, the bottom of the speed reducer case 1 is fixedly connected with a base 12, the inside of the base 12 is provided with a rubber buffer layer 121, the rubber buffer layer 121 is fixedly connected with the base 12, the speed reducer case 1 can play a role of damping the device when the device operates through the rubber buffer layer 121 in the base 12, a speed reducer upper cover 2 is hinged with the speed reducer case 1 through a first rotating shaft 21, four corners of the speed reducer upper cover 2 are provided with first connecting bolts 22, the speed reducer upper cover 2 is fixed with the speed reducer case 1 through the first, the top of the upper cover 2 of the speed reducer is provided with a handle 24, the handle 24 is fixedly connected with the upper cover 2 of the speed reducer, a first connecting bolt 22 of the upper cover 2 of the speed reducer is removed, then the handle 24 is held to rotate the upper cover 2 of the speed reducer through a first rotating shaft 21, then the parts inside the device are maintained and replaced, the oil cover 3 is hinged to the top of the upper cover 2 of the speed reducer through a second rotating shaft 31, one side of the oil cover 3, far away from the second rotating shaft 31, is fixedly connected with a connecting block 32, the connecting block 32 is fixedly connected with the upper cover 2 of the speed reducer through a second connecting bolt 321 in a threaded manner, the top of the oil cover 3 is provided with a handle 33, the handle 33 is fixedly connected with the oil cover 3, people can detach the second connecting bolt 321 on the connecting block 32, then the oil cover 3 is opened, the inside of the speed reducer case 1 can be, the maintenance of the speed reducer case 1 is easier.
In fig. 2: the inside block of drive wheel 4 is connected with transmission shaft 41, the one end that transmission shaft 4 was kept away from to transmission shaft 41 is connected with axle sleeve 111 block, be equipped with fixing bolt 42 on the transmission shaft 41, fixing bolt 42 runs through axle sleeve 111 and is fixed with the spiro union of transmission shaft 41, the shape of transmission shaft 41 is cylindrical, the shape of axle sleeve 111 is hollow cylindrical, and transmission shaft 41 and axle sleeve 111 transition fit, when this device uses the part that needs to be changed for a period of time, fixing bolt 42 can be lifted off, then transmission shaft 41 is taken out from axle sleeve 111, then take out reduction box 1 together drive wheel 4 and transmission shaft 41, then demolish change to transmission wheel 4 and transmission shaft 41, insert transmission shaft 41 in the axle sleeve after more changing, rethread fixing bolt 42 fixes transmission shaft 41, be convenient for people to the dismantlement and the maintenance of device.
In fig. 3: the side wall of the speed reducer case 1 is provided with the liquid level meter 13, the liquid level meter 13 is fixedly connected with the speed reducer case 1, people can conveniently observe the oil quantity inside the speed reducer case 1 through the liquid level meter 13, and people can timely refuel.
In fig. 4: the bottom of the oil cover 3 is provided with a second sealing layer 34, the second sealing layer 34 is fixedly connected with the oil cover 3, and a sealing effect is achieved between the oil cover 3 and the upper cover 2 of the speed reducer through the second sealing layer 34, so that lubricating oil inside the speed reducer case 1 is prevented from flowing out.
The utility model discloses a theory of operation is: after the device is used for a period of time, when parts need to be replaced, the first connecting bolt 22 of the upper cover 2 of the speed reducer can be detached, then the upper cover 2 of the speed reducer is rotated through the first rotating shaft 21, so that the fixing bolt 42 is detached, then the transmission shaft 41 is pulled out from the shaft sleeve 111, then the transmission wheel 4 and the transmission shaft 41 are taken out of the speed reducer case 1 together, then the transmission wheel 4 and the transmission shaft 41 are detached and replaced, after the replacement is finished, the transmission shaft 41 is inserted into the shaft sleeve 111, then the transmission shaft 41 is fixed through the fixing bolt 42, the device is convenient to detach and maintain by people, when the device is used, the second connecting bolt 321 on the connecting block 32 can be detached, then the oil cover 3 is opened, the inside of the speed reducer case 1 can be observed, and then the inside of the speed reducer case 1 is refueled and maintained as required, the maintenance of the speed reducer case 1 is easier.
The above-mentioned, 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The gear reducer convenient to disassemble and maintain is characterized by comprising a reducer case (1), a reducer upper cover (2), an oil cover (3) and a transmission wheel (4), wherein a bearing seat (11) is fixedly connected to the outer wall of the reducer case (1), a shaft sleeve (111) is slidably connected to the inside of the bearing seat (11), a plurality of connecting holes (112) are formed in the bearing seat (11), and a base (12) is fixedly connected to the bottom of the reducer case (1);
the upper cover (2) of the speed reducer is hinged with the speed reducer case (1) through a first rotating shaft (21), four corners of the upper cover (2) of the speed reducer are provided with first connecting bolts (22), the upper cover (2) of the speed reducer is fixedly connected with the speed reducer case (1) through the first connecting bolts (22), and the bottom of the upper cover (2) of the speed reducer is fixedly connected with a first sealing layer (23);
the oil cover (3) is hinged to the top of the upper cover (2) of the speed reducer through a second rotating shaft (31), one side, far away from the second rotating shaft (31), of the oil cover (3) is fixedly connected with a connecting block (32), and the connecting block (32) is fixedly connected with the upper cover (2) of the speed reducer through a second connecting bolt (321);
the transmission wheel (4) is internally connected with a transmission shaft (41) in a clamping manner, one end, far away from the transmission wheel (4), of the transmission shaft (41) is connected with the shaft sleeve (111) in a clamping manner, a fixing bolt (42) is arranged on the transmission shaft (41), and the fixing bolt (42) penetrates through the shaft sleeve (111) and is fixedly connected with the transmission shaft (41) in a threaded manner.
2. The gear reducer convenient to disassemble and maintain as claimed in claim 1, wherein a rubber buffer layer (121) is arranged inside the base (12), and the rubber buffer layer (121) is fixedly connected with the base (12).
3. The gear reducer convenient to disassemble and maintain according to claim 1, wherein a liquid level meter (13) is arranged on the side wall of the reducer case (1), and the liquid level meter (13) is fixedly connected with the reducer case (1).
4. The gear reducer convenient to disassemble and maintain according to claim 1, characterized in that a handle (24) is arranged at the top of the reducer upper cover (2), and the handle (24) is fixedly connected with the reducer upper cover (2).
5. The gear reducer convenient to disassemble and maintain as claimed in claim 1, wherein a handle (33) is arranged at the top of the oil cover (3), and the handle (33) is fixedly connected with the oil cover (3).
6. A gear reducer convenient to disassemble and maintain as claimed in claim 1, wherein a second sealing layer (34) is arranged at the bottom of the oil cover (3), and the second sealing layer (34) is fixedly connected with the oil cover (3).
7. A gear reducer convenient to disassemble and maintain as claimed in claim 1, wherein the transmission shaft (41) is cylindrical in shape, the sleeve (111) is hollow cylindrical in shape, and the transmission shaft (41) is in transition fit with the sleeve (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921397932.9U CN211175280U (en) | 2019-08-27 | 2019-08-27 | Gear reducer convenient to dismantle maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921397932.9U CN211175280U (en) | 2019-08-27 | 2019-08-27 | Gear reducer convenient to dismantle maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211175280U true CN211175280U (en) | 2020-08-04 |
Family
ID=71793109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921397932.9U Expired - Fee Related CN211175280U (en) | 2019-08-27 | 2019-08-27 | Gear reducer convenient to dismantle maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211175280U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377597A (en) * | 2020-10-30 | 2021-02-19 | 张荣兵 | Worm gear reducer |
-
2019
- 2019-08-27 CN CN201921397932.9U patent/CN211175280U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377597A (en) * | 2020-10-30 | 2021-02-19 | 张荣兵 | Worm gear reducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 Termination date: 20210827 |