CN209414582U - A kind of gear reduction unit - Google Patents
A kind of gear reduction unit Download PDFInfo
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- CN209414582U CN209414582U CN201821855362.9U CN201821855362U CN209414582U CN 209414582 U CN209414582 U CN 209414582U CN 201821855362 U CN201821855362 U CN 201821855362U CN 209414582 U CN209414582 U CN 209414582U
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- oil
- gear
- lower box
- train
- upper cover
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Abstract
The utility model discloses a kind of gear reduction units, including cabinet and train of reduction gears, train of reduction gears is located in the box body and connect with body pivot, cabinet includes lower box and upper cover, the bottom of lower box is equipped with oil storage tank, the inner wall of lower box offers cooling bath, cooling bath is distributed in a lower box left side in longitudinally asymmetric, right inner wall surface, the bottom of lower box is fixedly connected with oil circulating pump, the right side of oil circulating pump is equipped with oil guide pipe, the junction of upper cover and oil guide pipe is equipped with fuel feed hole, the inside of upper cover offers circulating oil tank, the lower surface of circulating oil tank offers oil dripping hole, train of reduction gears includes input gear, transmission gear and output gear.The utility model is by being equipped with oil circulating pump in the bottom of lower box, facilitate and lubricating oil is sent into the circulating oil tank of upper cover and is dropped in the surface of train of reduction gears, reduce the friction of train of reduction gears at work, the cooling bath for lower box inner wall of arranging in pairs or groups, convenient for quickly cooling down to lubricating oil.
Description
Technical field
The utility model relates to transmission device technical field, specially a kind of gear reduction unit.
Background technique
Retarder be it is a kind of by being enclosed in the intracorporal gear drive of rigid crust, worm-drive, pinion-endless screw transmission are formed
Individual components, the speed reduction gearing being commonly used between driving link and working machine is generally used for the transmission of low rotation speed large torque
Equipment nibbles the few gear of the number of teeth on the input shaft that motor, internal combustion engine or other power to run at high speed pass through speed reducer
The gear wheel on output shaft is closed to achieve the purpose that deceleration, common speed reducer also has several pairs of same principle gears and reaches ideal
Slowing effect, the ratio between the number of teeth of big pinion gear, is exactly transmission ratio.
Currently, the retarder in market is at work, is rotated by gear and take lubricating oil to tooth from the bottom of lower box
Wheel surface, in the state of high-speed gear rotation, lubricating oil can be got rid of the inner wall flown in cabinet by gear, lead to the oil of gear surface
Film is uneven, cannot play the role of protecting gear, cause gear wear；The heat generated in working gear can accelerate to lubricate
Oil heating, the excessively high year viscosity for being easy to cause lubricating oil of temperature are deteriorated, and shorten the service life of lubricating oil.For this reason, it may be necessary to set
It counts a kind of new technical solution and gives and solve.
Utility model content
The purpose of this utility model is to provide a kind of gear reduction units, by being equipped with recycle oil in the bottom of lower box
Pump facilitates and lubricating oil is sent into the circulating oil tank of upper cover to and is dropped in the surface of train of reduction gears, reduces train of reduction gears and exists
Friction in work, the cooling bath for lower box inner wall of arranging in pairs or groups, convenient for quickly being cooled down to lubricating oil.
To achieve the above object, the utility model provides the following technical solutions: a kind of gear reduction unit, including cabinet and subtracts
Fast gear set, the train of reduction gears are located in the box body and connect with body pivot, and the cabinet includes lower box and upper cover, institute
The bottom for stating lower box is equipped with oil storage tank, and the inner wall of the lower box offers cooling bath, and the cooling bath is in longitudinally asymmetric point
For cloth in the left and right inner wall surface of lower box, the bottom of the lower box is fixedly connected with oil circulating pump, the right side of the oil circulating pump
Equipped with oil guide pipe, the oil guide pipe is fixedly connected with upper cover, and the junction of the upper cover and oil guide pipe is equipped with fuel feed hole, it is described on
The inside of lid offers circulating oil tank, and the lower surface of the circulating oil tank offers oil dripping hole, and the oil dripping hole runs through recycle oil
Slot is connected with lower box, and the train of reduction gears includes input gear, transmission gear and output gear, the transmission gear position
Between input gear and output gear.
As an improvement of the above technical solution, the surface of the input gear is fixedly connected with input shaft, the output gear
The surface of wheel is fixedly connected with output shaft, and the input shaft and output shaft run through lower box, the input shaft, output shaft and nowel
The junction of body is equipped with seal oil ring.
As an improvement of the above technical solution, the transmission gear includes first gear and second gear, second tooth
Wheel is fixedly connected on the surface of first gear, and the first gear engages connection, the second gear and input with output gear
Gear engagement connection.
As an improvement of the above technical solution, the bottom of the lower box offers outage, the surface of the outage
Lower section be fixedly connected with oil sump, the edge of the oil sump is equipped with multiple fixing bolts.
As an improvement of the above technical solution, the lower surface of the oil sump is equipped with oil outlet, the inside of the oil outlet
It is fixedly connected with check valve, the oil outlet is fixedly connected with oil circulating pump.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model facilitates the circulation that lubricating oil is sent into upper cover by being equipped with oil circulating pump in the bottom of lower box
In oil groove, lubricating oil is uniformly dripped on the surface of train of reduction gears by oil dripping hole, improves the equal of train of reduction gears sea surface oil slick
Even property reduces the friction of train of reduction gears at work, reduces the temperature in retarder work, and extend lubricating oil uses week
Phase.
2, the utility model improves profit by offering equally distributed cooling bath on the inner wall at left and right sides of lower box
When lubricating oil flows and the contact area of lower box, convenient for radiating to lubricating oil, to avoid lubricating oil from overheating and reduce viscous
Degree.
Detailed description of the invention
Fig. 1 is gear reduction unit side, sectional structural schematic diagram described in the utility model；
Fig. 2 is gear reduction unit overlooking structure diagram described in the utility model.
In figure: cabinet -1, train of reduction gears -2, lower box -3, upper cover -4, oil storage tank -5, cooling bath -6, oil circulating pump -
7, oil guide pipe -8, fuel feed hole -9, circulating oil tank -10, oil dripping hole -11, input gear -12, transmission gear -13, output gear -
14, input shaft -15, output shaft -16, seal oil ring -17, first gear -18, second gear -19, outage -20, oil sump -
21, fixing bolt -22, oil outlet -23, check valve -24.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
It please refers to Fig. 1-2 the utility model and a kind of technical solution is provided: a kind of gear reduction unit, including cabinet 1 and deceleration
Gear set 2, the train of reduction gears 2 are located in cabinet 1 and are rotatablely connected with cabinet 1, and the cabinet 1 includes lower box 3 and upper
The bottom of lid 4, the lower box 3 is equipped with oil storage tank 5, and the inner wall of the lower box 3 offers cooling bath 6, and the cooling bath 6 is in
It is longitudinally asymmetric to be distributed in the left and right inner wall surface of lower box 3, uniformly divided by being offered on the inner wall of 3 left and right sides of lower box
The cooling bath 6 of cloth, contact area when improving lubricating oil flow with lower box 3, convenient for radiating to lubricating oil, the nowel
The bottom of body 3 is fixedly connected with oil circulating pump 7, and the right side of the oil circulating pump 7 is equipped with oil guide pipe 8, by the bottom of lower box 3
Portion is equipped with oil circulating pump 7, facilitates and is sent into lubricating oil in the circulating oil tank 10 of upper cover 4, the oil guide pipe 8 and the fixed company of upper cover 4
It connects, the upper cover 4 and the junction of oil guide pipe 8 are equipped with fuel feed hole 9, and the inside of the upper cover 4 offers circulating oil tank 10, described
The lower surface of circulating oil tank 10 offers oil dripping hole 11, and the oil dripping hole 11 is connected through circulating oil tank 10 with lower box 3, leads to
It crosses oil dripping hole 11 uniformly to drip lubricating oil on the surface of train of reduction gears 2, improves the uniformity of 2 sea surface oil slick of train of reduction gears,
The train of reduction gears 2 includes input gear 12, transmission gear 13 and output gear 14, and the transmission gear 13 is located at input
Between gear 12 and output gear 14.
It is further improved ground, as shown in Figure 2: the surface of the input gear 12 is fixedly connected with input shaft 15, described defeated
The surface of gear 14 is fixedly connected with output shaft 16 out, and the input shaft 15 runs through lower box 3, the input shaft with output shaft 16
15, the junction of output shaft 16 and lower box 3 is equipped with seal oil ring 17, by the surface of input gear 12, output gear 14
It is respectively equipped with input shaft 15, output shaft 16, power is facilitated to be transmitted, by input shaft 15, output shaft 16 and lower box 3
Junction be equipped with seal oil ring 17, avoid input shaft 15 and output shaft 16 that oil leak occurs in the course of rotation.
It is further improved ground, as shown in Figure 2: the transmission gear 13 includes first gear 18 and second gear 19, described
Second gear 19 is fixedly connected on the surface of first gear 18, and the first gear 18 engages connection with output gear 14, described
Second gear 19 engages connection with input gear 12, connects input gear 12 and output gear 14 by using transmission gear 13,
It is driven convenient for output gear 14 and input gear 12.
Specifically with improvement, the bottom of the lower box 3 offers outage 20, the table of the outage 20 as shown in Figure 1:
Oil sump 21 is fixedly connected with below face, the edge of the oil sump 21 is equipped with multiple fixing bolts 22, by nowel
The bottom of body 3 is equipped with oil sump 21, is conveniently replaceable lubricating oil.
More specifically with improvement, the lower surface of the oil sump 21 is equipped with oil outlet 23, the oil outlet 23 as shown in Figure 1:
Inside be fixedly connected with check valve 24, the oil outlet 23 is fixedly connected with oil circulating pump 7, passes through the following table in oil sump 21
It is equipped with check valve 24 in the oil outlet 23 in face, avoids causing oil leak when repairing oil circulating pump 7.
The cabinet -1 of the utility model, lower box -3, upper cover -4, oil storage tank -5, cooling bath -6, follows train of reduction gears -2
Ring oil pump -7, oil guide pipe -8, fuel feed hole -9, circulating oil tank -10, oil dripping hole -11, input gear -12, transmission gear -13, output
Gear -14, input shaft -15, output shaft -16, seal oil ring -17, first gear -18, second gear -19, outage -20, oil
Bottom case -21, fixing bolt -22, oil outlet -23, check valve -24, component are that universal standard part or those skilled in the art know
The component of dawn, its structure and principle are all that this technology personnel can be learnt by technical manual or be obtained by routine experiment method
Know, the utility model facilitates the circulating oil tank that lubricating oil is sent into upper cover 4 by being equipped with oil circulating pump 7 in the bottom of lower box 3
In 10, lubricating oil is uniformly dripped on the surface of train of reduction gears 2 by oil dripping hole 11, improves 2 sea surface oil slick of train of reduction gears
Uniformity reduces the friction of train of reduction gears 2 at work, reduces the temperature in retarder work, extends the use of lubricating oil
Period.
When the utility model at work, power intake drives input gear 12 to rotate by input shaft 15, passes through transmission
Axis drives output gear 14 to rotate, finally along 16 output power of output shaft, during train of reduction gears 2 rotates, gear band
Dynamic lubricating oil splash, makes lubricating oil fall in the inner wall surface of lower box 3, and lubricating oil flows downward along cooling bath 6, to lubricating oil into
Row cooling, while oil circulating pump 7 by the lubricating oil in lower box 3 along the circulating oil tank 10 that oil guide pipe 8 is sent to upper cover 4, lubrication
Oil falls in the surface of train of reduction gears 2 along oil dripping hole 11, improves the oil film uniformity between gear, reduces rubbing between gear
It wipes.
Actual production and application, the application especially on transmission device has been put into the product that this programme is protected at present
Achieve certain success, it is clear that confirmed the product technical solution be it is beneficial, meet society need, be also suitable for
Batch production and popularization and use.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein.It should not treat any reference in the claims as limiting related right
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of gear reduction unit, including cabinet (1) and train of reduction gears (2), it is characterised in that: the train of reduction gears (2)
It is rotatablely connected in cabinet (1) and with cabinet (1), the cabinet (1) includes lower box (3) and upper cover (4), the lower box
(3) bottom is equipped with oil storage tank (5), and the inner wall of the lower box (3) offers cooling bath (6), and the cooling bath (6) is in longitudinal
It is symmetrically distributed in lower box (3) left and right inner wall surface, the bottom of the lower box (3) is fixedly connected with oil circulating pump (7), institute
The right side for stating oil circulating pump (7) is equipped with oil guide pipe (8), and the oil guide pipe (8) is fixedly connected with upper cover (4), the upper cover (4) and
The junction of oil guide pipe (8) is equipped with fuel feed hole (9), and the inside of the upper cover (4) offers circulating oil tank (10), the recycle oil
The lower surface of slot (10) offers oil dripping hole (11), and the oil dripping hole (11) is connected through circulating oil tank (10) with lower box (3)
Logical, the train of reduction gears (2) includes input gear (12), transmission gear (13) and output gear (14), the transmission gear
(13) between input gear (12) and output gear (14).
2. a kind of gear reduction unit according to claim 1, it is characterised in that: the surface of the input gear (12) is fixed
Be connected with input shaft (15), the surface of the output gear (14) is fixedly connected with output shaft (16), the input shaft (15) with
Output shaft (16) runs through lower box (3), and the junction of the input shaft (15), output shaft (16) and lower box (3) is equipped with sealing
Oil ring (17).
3. a kind of gear reduction unit according to claim 1, it is characterised in that: the transmission gear (13) includes the first tooth
Wheel (18) and second gear (19), the second gear (19) are fixedly connected on the surface of first gear (18), first tooth
Wheel (18) engages connection with output gear (14), and the second gear (19) engages connection with input gear (12).
4. a kind of gear reduction unit according to claim 1, it is characterised in that: the bottom of the lower box (3) offers
Outage (20) is fixedly connected with oil sump (21) below the surface of the outage (20), the side of the oil sump (21)
Multiple fixing bolts (22) are equipped at edge.
5. a kind of gear reduction unit according to claim 4, it is characterised in that: the lower surface of the oil sump (21) is set
Have oil outlet (23), the inside of the oil outlet (23) is fixedly connected with check valve (24), the oil outlet (23) and recycle oil
Pump (7) is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821855362.9U CN209414582U (en) | 2018-11-12 | 2018-11-12 | A kind of gear reduction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821855362.9U CN209414582U (en) | 2018-11-12 | 2018-11-12 | A kind of gear reduction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209414582U true CN209414582U (en) | 2019-09-20 |
Family
ID=67933843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821855362.9U Active CN209414582U (en) | 2018-11-12 | 2018-11-12 | A kind of gear reduction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209414582U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112240382A (en) * | 2019-12-18 | 2021-01-19 | 长城汽车股份有限公司 | Reduction gear and vehicle |
| CN112483633A (en) * | 2020-11-20 | 2021-03-12 | 马鞍山市龙腾机电科技有限公司 | Special multifunctional gearbox shell for three-dimensional parking space |
| CN113217610A (en) * | 2021-04-23 | 2021-08-06 | 杭州新朝传动有限公司 | Noise control sound insulation speed reducer |
-
2018
- 2018-11-12 CN CN201821855362.9U patent/CN209414582U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112240382A (en) * | 2019-12-18 | 2021-01-19 | 长城汽车股份有限公司 | Reduction gear and vehicle |
| CN112483633A (en) * | 2020-11-20 | 2021-03-12 | 马鞍山市龙腾机电科技有限公司 | Special multifunctional gearbox shell for three-dimensional parking space |
| CN113217610A (en) * | 2021-04-23 | 2021-08-06 | 杭州新朝传动有限公司 | Noise control sound insulation speed reducer |
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