CN208519000U - A kind of commutation type hydraulic motor - Google Patents
A kind of commutation type hydraulic motor Download PDFInfo
- Publication number
- CN208519000U CN208519000U CN201820918195.1U CN201820918195U CN208519000U CN 208519000 U CN208519000 U CN 208519000U CN 201820918195 U CN201820918195 U CN 201820918195U CN 208519000 U CN208519000 U CN 208519000U
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- CN
- China
- Prior art keywords
- end cover
- piston
- output shaft
- hydraulic motor
- type hydraulic
- 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.)
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Abstract
The utility model discloses a kind of commutation type hydraulic motor, including shell, wherein one end of shell and first end cover cooperate, the other end and second end cover of shell cooperate, connecting rod is set between first end cover and second end cover, first end cover is rotatablely connected by intermediate throughholes and output shaft, the one end of output shaft far from first end cover and second end cover are rotatablely connected, through-hole of the output shaft among piston, piston realizes the variation of the initial distance between second end cover by adjusting bar, piston is slidably connected with connecting rod, helicla flute is arranged in part of the output shaft between first end cover and second end cover, the wherein one end fits of helicla flute and roller, the roller other end is detachably connected with piston, piston pushes roller to move along helicla flute, realize driving output shaft rotation, first end cover and second end cover are respectively provided with oilhole, connecting rod, output shaft, Piston is surrounded by shell.
Description
Technical field
The utility model relates to hydraulic drive fields, concretely relate to a kind of commutation type hydraulic motor.
Background technique
Due to the requirement of Special use occasion in machine driving, the driving mechanism that certain structures need frequently to commutate, at present
Common unidirectional driving mechanism is motor in the market, and motor commutation is mainly divided to three kinds: three-phase motor is by any the two of three phase mains
Root input line reversing of position, i.e., the direction of changeable rotating excitation field, realizes motor reversal；Monophase machine will change main and sub-coil
Direction is connected, that one end that auxiliary winding is connect with main winding, changing the other end into can be realized reversion；Series excitation type alterating and direct current
Machine changes the brush lead-out wire connecting with stator winding one end into the other end, reversion can be realized.Realize the control dress of commutation
It is equipped with manual reverse of direction switch, relay linkage, semiconductor automatically control, digital circuit automatically controls etc., but electric machine structure itself
With regard to complex, complicated control device for reversing, increases the cost of whole device, causes one to the application range of device in addition
Definite limitation, especially need low speed rotation commutate application, the requirement to motor inertia is relatively high, large inertia motor at
Originally it increases accordingly.
Summary of the invention
The problem of for background technique, in order to overcome the deficiencies of the prior art, the utility model, disclose a kind of commutation
Formula hydraulic motor, have the characteristics that it is simple and compact for structure, can positive and negative rotation, driving torque it is big.
A kind of commutation type hydraulic motor, including shell, wherein one end of the shell and first end cover cooperate, the shell
The other end and second end cover cooperate, connecting rod is set between first end cover and second end cover, and the first end cover passes through centre
Through-hole and output shaft are rotatablely connected, and the one end of the output shaft far from first end cover and second end cover are rotatablely connected, the output
Through-hole of the axis among piston, the piston are realized the variation of the initial distance between second end cover by adjusting bar, are passed through
Change the stroke of piston to adjust the rotation angle of output shaft, the piston is slidably connected with connecting rod, and the output shaft is located at
Helicla flute, the wherein one end fits of the helicla flute and roller, the rolling is arranged in part between first end cover and second end cover
The column other end is detachably connected with piston, and piston pushes roller to move along helicla flute, realizes that driving output shaft rotates, and described first
End cap and second end cover are respectively provided with oilhole, and connecting rod, output shaft, piston are surrounded by shell；
Preferably, the output shaft protrudes from the part setting groove of first end cover；
Preferably, the piston is staircase structural model；
Preferably, the adjusting rod is threadedly coupled with second end cover, is reinforced by locking nut；
Preferably, rolling bearing is respectively set between the output shaft and first end cover and second end cover；
Preferably, sealing mechanism is respectively set between the output shaft and first end cover and second end cover；
Preferably, the through-hole of the setting of piston side and roller cooperation；
Preferably, the through-hole is two, is sequentially arranged along piston axis；
Preferably, the connecting rod is multi-stage stairs bar；
Preferably, the connecting rod and second end cover are fixed by nut.
Beneficial effect acquired by the utility model is:
(1) occasion that the device can be used for low speed rotation driving has compared with the standard motor for having rotating vane
It is simple and compact for structure, can positive and negative rotation, big torque the advantages that.
(2) setting of sealing mechanism can prevent oil leak, increase device sealing effect.
(3) through-hole of two and roller cooperation can be convenient initial bit of the adjustment piston relative to second end cover on piston
It sets.
(4) adjustment bar and second end cover are threadedly engaged the initial position for adjusting piston and second end cover, pass through change
The stroke of piston adjusts the rotation angle of output shaft, is reinforced with fastening nut and improves connectivity robustness.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this
Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the partial structural diagram of the utility model.
Fig. 3 is the partial structural diagram of another angle of the utility model.
In figure, 1- first end cover, 2- shell, 3- second end cover, the first oilhole of 4-, 5- connecting rod, 6- roller, 7- roller
Hole, 8- piston, the second oilhole of 9-, 10- nut, 11- helicla flute, 12- output shaft, 13- groove, 14- locking nut.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
A kind of commutation type hydraulic motor as shown in Figs. 1-3, including shell 2, wherein one end of the shell 2 and first end
Lid 1 cooperates, and the other end and second end cover 3 of the shell 2 cooperate, and connecting rod 5 is arranged between first end cover 1 and second end cover 3,
Piston set 8 is slided in connecting rod 5, piston 8 is staircase structural model, and the first end cover 1 passes through intermediate throughholes and output shaft 12
It is rotatablely connected by rolling bearing, and sealing mechanism is set in junction, output shaft 12 protrudes from the part setting of first end cover 1
Groove, the one end of output shaft 12 far from first end cover 1 and second end cover 3 are rotatablely connected by rolling bearing, and are set in junction
Sealing mechanism, through-hole of the output shaft 12 among piston 8 are set, adjusting rod is threadedly coupled with second end cover 3, passes through locking
Nut 14 is reinforced, and piston 8 realizes the variation of the initial distance between second end cover 3 by adjusting bar, by the row for changing piston 8
Journey adjusts the rotation angle of output shaft 12, part setting of the output shaft 12 between first end cover 1 and second end cover 3
Helicla flute 11, the wherein one end fits of 11 roller 6 of helicla flute, 6 other end of roller run through logical with 8 side of piston
Hole, piston 8 push roller 6 to move along helicla flute 11, realize that driving output shaft 12 rotates, the first oilhole is arranged in first end cover 1
4, the second oilhole 9 is arranged in second end cover 3, and connecting rod 5, output shaft 12, piston 8 are surrounded by shell 2.
When hydraulic oil is poured into from the first oilhole 4, due to the pressure of hydraulic oil, piston 8 is pushed to make in the guiding of connecting rod 5
It is moved with the lower direction to close to second end cover 3, roller 6 is run along helicla flute 11 at this time, and driving output shaft turns towards first direction
Dynamic certain angle；When hydraulic oil is poured into from the second oilhole 9, due to the pressure of hydraulic oil, the leading in connecting rod 5 of piston 8 is pushed
It is moved under to effect to the direction close to first end cover 1, roller 6 is run along helicla flute 11 at this time, driving output shaft court and first
Contrary direction turns an angle.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (10)
1. a kind of commutation type hydraulic motor, which is characterized in that including shell, wherein one end and the first end cover of the shell are matched
It closes, the other end and second end cover of the shell cooperate, and connecting rod, the first end are arranged between first end cover and second end cover
Lid is rotatablely connected by intermediate throughholes and output shaft, and the one end of the output shaft far from first end cover and second end cover rotation connect
It connects, through-hole of the output shaft among piston, the piston realizes the initial distance between second end cover by adjusting bar
Variation, adjust the rotation angle of output shaft by changing the stroke of piston, the piston is slidably connected with connecting rod, described
Match wherein one end of part setting helicla flute of the output shaft between first end cover and second end cover, the helicla flute and roller
It closes, the roller other end is detachably connected with piston, and piston pushes roller to move along helicla flute, realizes that driving output shaft turns
Dynamic, the first end cover and second end cover are respectively provided with oilhole, and connecting rod, output shaft, piston are surrounded by shell.
2. a kind of commutation type hydraulic motor as described in claim 1, which is characterized in that the output shaft protrudes from first end cover
Part be arranged groove.
3. a kind of commutation type hydraulic motor as claimed in claim 2, which is characterized in that the piston is staircase structural model.
4. a kind of commutation type hydraulic motor as described in claim 1, which is characterized in that the adjustment bar and second end cover screw thread
Connection, is reinforced by locking nut.
5. a kind of commutation type hydraulic motor as described in claim 1, which is characterized in that the output shaft and first end cover and the
Rolling bearing is respectively set between two end caps.
6. a kind of commutation type hydraulic motor as described in claim 1, which is characterized in that the output shaft and first end cover and the
Sealing mechanism is respectively set between two end caps.
7. a kind of commutation type hydraulic motor as described in claim 1, which is characterized in that the piston side setting is matched with roller
The through-hole of conjunction.
8. a kind of commutation type hydraulic motor as described in claim 1, which is characterized in that the through-hole is two, along piston shaft
Line is sequentially arranged.
9. a kind of commutation type hydraulic motor as described in claim 1, which is characterized in that the connecting rod is multi-stage stairs bar.
10. a kind of commutation type hydraulic motor as described in claim 1, which is characterized in that the connecting rod and second end cover are logical
Nut is crossed to fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918195.1U CN208519000U (en) | 2018-06-13 | 2018-06-13 | A kind of commutation type hydraulic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918195.1U CN208519000U (en) | 2018-06-13 | 2018-06-13 | A kind of commutation type hydraulic motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208519000U true CN208519000U (en) | 2019-02-19 |
Family
ID=65325407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820918195.1U Expired - Fee Related CN208519000U (en) | 2018-06-13 | 2018-06-13 | A kind of commutation type hydraulic motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208519000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506273A (en) * | 2018-06-13 | 2018-09-07 | 山东大学 | A kind of commutation type hydraulic motor |
-
2018
- 2018-06-13 CN CN201820918195.1U patent/CN208519000U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506273A (en) * | 2018-06-13 | 2018-09-07 | 山东大学 | A kind of commutation type hydraulic motor |
| CN108506273B (en) * | 2018-06-13 | 2024-01-19 | 山东大学 | Reversing hydraulic motor |
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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: 20190219 Termination date: 20200613 |