CN212564241U - Hydraulic drive speed reducer - Google Patents
Hydraulic drive speed reducer Download PDFInfo
- Publication number
- CN212564241U CN212564241U CN202021101677.1U CN202021101677U CN212564241U CN 212564241 U CN212564241 U CN 212564241U CN 202021101677 U CN202021101677 U CN 202021101677U CN 212564241 U CN212564241 U CN 212564241U
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- Prior art keywords
- output shaft
- gear
- mounting shell
- bevel gear
- straight
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 238000009412 basement excavation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a hydraulic drive speed reducer, which comprises an installation shell, a connecting block, a first output shaft, a second output shaft and a working mechanism; installing a shell: the output shaft is longitudinally and rotatably connected to the middle position of the mounting shell, the second output shaft is longitudinally and rotatably connected to the left position in the middle of the mounting shell, the upper end of the mounting shell is open, and the upper end of the mounting shell is fixedly connected with an upper cover; the working mechanism is as follows: contain hydraulic motor, first bevel gear, second bevel gear, first straight-teeth gear and second straight-teeth gear, hydraulic motor fixed connection is in the connecting groove of connecting block, hydraulic motor's output shaft passes the inner wall of installation casing right side board. The hydraulic drive speed reducer is small in size, low in manufacturing cost, low in maintenance difficulty and low in use cost.
Description
Technical Field
The utility model relates to a speed reducer technical field specifically is a hydraulic drive speed reducer.
Background
For mines and the metallurgical industry, a low-speed large-torque speed reducer is generally needed, and the speed reducer is in a gear mechanism. Particularly, under severe working conditions, the service life of the gear reducer is directly affected, and a large amount of electric energy is consumed. To solve this problem, a hydraulic motor is required as power to achieve deceleration by using a change in oil pressure, but a change in large torque cannot be satisfied, and thus a combination structure is required to solve this problem.
According to application number 201020206500.8, a hydraulic speed reducer that provides, including the base, the cam distributor, the rotor distributor, gear box, the hydro-cylinder, the bent axle, be equipped with the intermediate support body on the base, the cam distributor and the rotor distributor are all equipped with to the both sides of intermediate support body, the cam distributor of each side of intermediate support body all is connected rather than the rotor distributor of homonymy through oil pipe, and its piston rod of the hydro-cylinder of passing through oil pipe connection with this cam distributor is adorned on the bent axle, and the hydro-cylinder of arranging in the intermediate support body opposite side and being connected with another cam distributor that this cam distributor symmetry set up its piston rod is placed in same section bent axle with. The hydraulic speed reducer is large in size, high in manufacturing cost, high in maintenance difficulty and high in use cost.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a hydraulic drive speed reducer, it is small, low in manufacturing cost, the maintenance degree of difficulty is low, and use cost is low, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic drive speed reducer comprises a mounting shell, a connecting block, a first output shaft, a second output shaft and a working mechanism;
installing a shell: the output shaft is longitudinally and rotatably connected to the middle position of the mounting shell, the second output shaft is longitudinally and rotatably connected to the left position in the middle of the mounting shell, the upper end of the mounting shell is open, and the upper end of the mounting shell is fixedly connected with an upper cover;
the working mechanism is as follows: contain hydraulic motor, first bevel gear, second bevel gear, first straight-tooth gear and second straight-tooth gear, hydraulic motor fixed connection is in the coupling groove of connecting block, hydraulic motor's output shaft passes the inner wall of installation casing right side board, first bevel gear fixed connection is at the tip of hydraulic motor output shaft, second bevel gear fixed connection is on first output shaft is located the surface of the inside rear side position of installation casing, first bevel gear is connected with second bevel gear meshing, first bevel gear's diameter is less than second bevel gear's diameter, first straight-tooth gear fixed connection is located the inside front side position of installation casing at first output shaft on the surface, second straight-tooth gear fixed connection is located the inside part of installation casing on the second output shaft, second straight-tooth gear links together with first straight-tooth gear meshing, the diameter of the second spur gear is larger than that of the first spur gear. Hydraulic motor among the operating device converts higher oil pressure into mechanical energy, and transmit through the output shaft, at the in-process that power transmitted to second bevel gear through first bevel gear, because gear diameter's difference, the drive ratio has been changed, and bevel gear generally is used for the transportation, auto industry such as excavation, the application can promote equipment operating stability effectively on the automation equipment, carry out the secondary conversion through a straight-tooth gear and a second straight-tooth gear, further increase the moment of torsion, recess on the connecting block can provide bigger axial holding power for hydraulic motor, avoid taking place relative slip.
Further, the shaft end part connecting device further comprises key grooves which are respectively arranged on the surface of the first output shaft end part and the surface of the second output shaft end part. The arrangement of the key slot facilitates the connection of the transmission mechanism in the use process, and meets the requirements of actual scenes.
Furthermore, the air exhaust device also comprises an air exhaust hole which is communicated with the surface on one side of the upper cover of the mounting shell. The installation of exhaust hole can guarantee to eliminate in the use that the gear rotates fast and causes the phenomenon that fluid temperature risees the gas expansion and produces the internal and external pressure difference and take place, guarantees normal operating.
Further, still include the oil drain bolt, oil drain bolt threaded connection is on the oil drain screw hole that installation casing one side lower extreme set up. Waste oil in the interior can be discharged conveniently through the oil discharge bolt.
Furthermore, the mounting device also comprises fixed blocks which are fixedly connected to the outer surface of the periphery below the mounting shell in a rectangular array mode. The setting of fixed block can be comparatively firm with the installation shell connect on the mounting platform of outside.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the hydraulic drive speed reducer adopts a conical tooth surface gear mode, realizes speed reduction by hard tooth surface contact, can overcome higher rotating speed, has more stable torque transmission capability and better use effect;
2. moreover, the hydraulic drive speed reducer occupies smaller space, the first output shaft and the second output shaft can output power with different rotating speeds, and the hydraulic drive speed reducer has wider application range and better flexibility in the actual use process;
3. the hydraulic drive speed reducer is relatively simple in manufacturing process and lower in reconstruction cost, a large number of hydraulic transmission mechanisms are not adopted, the maintenance difficulty of faults is reduced, the economical efficiency in the using process is better, and the hydraulic drive speed reducer is more easily accepted by people.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the hydraulic oil pumping unit comprises a mounting shell 1, a connecting block 2, a first output shaft 3, a second output shaft 4, a working mechanism 5, a hydraulic motor 51, a first bevel gear 52, a second bevel gear 53, a first straight gear 54, a second straight gear 55, a keyway 6, an exhaust hole 7, an oil drain bolt 8 and a fixing block 9.
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, the hydraulic drive speed reducer provided by the present invention includes an installation housing 1, a connection block 2, a first output shaft 3, a second output shaft 4, and a working mechanism 5;
installing the shell 1: the appearance is rectangular, the surfaces of the front side and the rear side of the right end of the mounting shell 1 are fixedly connected with two connecting blocks 2, a first output shaft 3 is longitudinally and rotatably connected to the middle position of the mounting shell 1, a second output shaft 4 is longitudinally and rotatably connected to the left position in the middle of the mounting shell 1, the upper end of the mounting shell 1 is open, and the upper end of the mounting shell 1 is fixedly connected with an upper cover; and the key slot 6 is further included, and the key slot 6 is respectively arranged on the surface of the end part of the first output shaft 3 and the surface of the end part of the second output shaft 4. The arrangement of the key slot 6 facilitates the connection of the transmission mechanism in the use process, and meets the requirements of actual scenes. The air exhaust hole 7 is further included, and the air exhaust hole 7 is communicated with the surface of one side of the upper cover of the installation shell 1. The installation of exhaust hole 7 can guarantee to eliminate the gear and rotate rapidly and cause the phenomenon that fluid temperature risees the gas expansion and produces the internal and external pressure difference to take place in the use, guarantees normal operating. Still include oil drain bolt 8, oil drain bolt 8 threaded connection is on the oil drain screw hole that the lower extreme set up in 1 one side of installation casing. The waste oil in the oil discharge bolt 8 can be conveniently discharged. The mounting structure further comprises fixing blocks 9, and the fixing blocks 9 are fixedly connected to the outer surface of the periphery below the mounting shell 1 in a rectangular array mode. The setting of fixed block 9 can be comparatively firm connect installation casing 1 on the mounting platform of outside.
The working mechanism 5: comprises a hydraulic motor 51, a first bevel gear 52, a second bevel gear 53, a first straight gear 54 and a second straight gear 55, wherein the hydraulic motor 51 is fixedly connected in a connecting groove of a connecting block 2, an output shaft of the hydraulic motor 51 penetrates through the inner wall of the right side plate of an installation shell 1, the first bevel gear 52 is fixedly connected at the end part of the output shaft of the hydraulic motor 51, the second bevel gear 53 is fixedly connected on the surface of the first output shaft 3 at the rear position inside the installation shell 1, the first bevel gear 52 is in meshed connection with the second bevel gear 53, the diameter of the first bevel gear 52 is smaller than that of the second bevel gear 53, the first straight gear 54 is fixedly connected on the surface of the first output shaft 3 at the front position inside the installation shell 1, the second straight gear 55 is fixedly connected on the surface of the second output shaft 4 at the inner part of the installation shell 1, the second straight gear 55 is in meshed connection with the first straight, the diameter of the second spur gear 55 is larger than the diameter of the first spur gear 54. The hydraulic motor 51 in the operating mechanism 5 converts higher oil pressure into mechanical energy, and transmit through the output shaft, in the process that power is transmitted to the second bevel gear 53 through the first bevel gear 52, because the gear diameter is different, the transmission ratio has been changed, and bevel gear is generally used for the transportation, automobile industries such as excavation, the application can promote equipment operating stability effectively on the automation equipment, carry out the secondary conversion through first straight-tooth gear 54 and second straight-tooth gear 55, further increase the moment of torsion, the recess on the connecting block 2 can provide bigger axial holding power for hydraulic motor 51, avoid taking place relative slip.
When in use:
the hydraulic motor 51 in the operating mechanism 5 converts higher oil pressure into mechanical energy, and transmit through the output shaft, in the process that power is transmitted to the second bevel gear 53 through the first bevel gear 52, because the gear diameter is different, the transmission ratio has been changed, and bevel gear is generally used for the transportation, automobile industries such as excavation, the application can promote equipment operating stability effectively on the automation equipment, carry out the secondary conversion through first straight-tooth gear 54 and second straight-tooth gear 55, further increase the moment of torsion, the recess on the connecting block 2 can provide bigger axial holding power for hydraulic motor 51, avoid taking place relative slip. The arrangement of the key slot 6 facilitates the connection of the transmission mechanism in the use process, and meets the requirements of actual scenes. The installation of exhaust hole 7 can guarantee to eliminate the gear and rotate rapidly and cause the phenomenon that fluid temperature risees the gas expansion and produces the internal and external pressure difference to take place in the use, guarantees normal operating. The waste oil in the oil discharge bolt 8 can be conveniently discharged. The setting of fixed block 9 can be comparatively firm connect installation casing 1 on the mounting platform of outside.
It should be noted that the hydraulic motor 51 disclosed in this embodiment may be freely configured according to the actual application scenario, and the connection manner between the hydraulic motor 51 and the external high-pressure oil path is a common method in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A hydraulic drive speed reducer which characterized in that: the device comprises a mounting shell (1), a connecting block (2), a first output shaft (3), a second output shaft (4) and a working mechanism (5);
mounting housing (1): the outer appearance of the mounting shell is rectangular, two connecting blocks (2) are fixedly connected to the surfaces of the front side and the rear side of the right end of the mounting shell (1), the first output shaft (3) is longitudinally and rotatably connected to the middle of the mounting shell (1), the second output shaft (4) is longitudinally and rotatably connected to the left position in the middle of the mounting shell (1), the upper end of the mounting shell (1) is open, and the upper end of the mounting shell (1) is fixedly connected with an upper cover;
working mechanism (5): contain hydraulic motor (51), first bevel gear (52), second bevel gear (53), first straight-tooth gear (54) and second straight-tooth gear (55), hydraulic motor (51) fixed connection is in the connecting groove of connecting block (2), the inner wall of installation casing (1) right side board is passed to the output shaft of hydraulic motor (51), first bevel gear (52) fixed connection is at the tip of hydraulic motor (51) output shaft, second bevel gear (53) fixed connection is on first output shaft (3) are located the surface of the inside rear side position of installation casing (1), first bevel gear (52) and second bevel gear (53) meshing connection, the diameter of first bevel gear (52) is less than the diameter of second bevel gear (53), first straight-tooth gear (54) fixed connection is on first output shaft (3) are located the inside surface that is close to the front side position of installation casing (1), the second spur gear (55) is fixedly connected to the surface of the inner part of the second output shaft (4) positioned in the mounting shell (1), the second spur gear (55) is meshed with the first straight gear (54) and connected together, and the diameter of the second spur gear (55) is larger than that of the first straight gear (54).
2. The hydraulically driven reducer of claim 1, wherein: the power transmission device further comprises key grooves (6), wherein the key grooves (6) are formed in the surface of the end portion of the first output shaft (3) and the surface of the end portion of the second output shaft (4) respectively.
3. The hydraulically driven reducer of claim 1, wherein: the air exhaust device is characterized by further comprising an air exhaust hole (7), wherein the air exhaust hole (7) is formed in the surface of one side of the upper cover of the installation shell (1) in a penetrating mode.
4. The hydraulically driven reducer of claim 1, wherein: still include oil drain bolt (8), oil drain bolt (8) threaded connection is on the oil drain screw hole that installation casing (1) one side lower extreme set up.
5. The hydraulically driven reducer of claim 1, wherein: the mounting structure is characterized by further comprising fixing blocks (9), wherein the fixing blocks (9) are fixedly connected to the outer surface of the periphery below the mounting shell (1) in a rectangular array mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021101677.1U CN212564241U (en) | 2020-06-15 | 2020-06-15 | Hydraulic drive speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021101677.1U CN212564241U (en) | 2020-06-15 | 2020-06-15 | Hydraulic drive speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212564241U true CN212564241U (en) | 2021-02-19 |
Family
ID=74636096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021101677.1U Expired - Fee Related CN212564241U (en) | 2020-06-15 | 2020-06-15 | Hydraulic drive speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212564241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321333A (en) * | 2021-12-31 | 2022-04-12 | 浙江炜粒传动有限公司 | High-safety speed reducer |
-
2020
- 2020-06-15 CN CN202021101677.1U patent/CN212564241U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321333A (en) * | 2021-12-31 | 2022-04-12 | 浙江炜粒传动有限公司 | High-safety speed reducer |
| CN114321333B (en) * | 2021-12-31 | 2023-09-26 | 浙江炜粒传动有限公司 | High security speed 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 |
Granted publication date: 20210219 |