CN202622750U - Hydraulic device - Google Patents
Hydraulic device Download PDFInfo
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- CN202622750U CN202622750U CN 201220237338 CN201220237338U CN202622750U CN 202622750 U CN202622750 U CN 202622750U CN 201220237338 CN201220237338 CN 201220237338 CN 201220237338 U CN201220237338 U CN 201220237338U CN 202622750 U CN202622750 U CN 202622750U
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Abstract
The utility model discloses a hydraulic device. The hydraulic device comprises a main body mechanism and an input mechanism and an output mechanism which are connected with two ends of the main body mechanism and is characterized in that the main body mechanism has a shape of a cylindrical tube and comprises a hydraulic oil groove which is formed in the main body mechanism, and an input part and an output part which are arranged at two ends of the hydraulic groove respectively; hydraulic oil is stored in the hydraulic groove; a thread section is arranged at the periphery of the input part; the input mechanism comprises a cover body and an input piston piece 1 which is connected with an input shaft and is fixed on an input part of the main body mechanism; the output mechanism is connected with and penetrates through the output part and comprises a fixing nut, an output piston piece and a spring; and therefore, the shape and the structure are combined, so that a manual hydraulic device which is convenient to process and easy to assemble and disassemble, and by which the oil and air leakage of the piston piece can be prevented is implemented.
Description
Technical field
The present invention provides a kind of hydraulic means, refers to especially have be convenient to processing, prevent the piston piece leakage of oil, lose heart, and is easy to a kind of manual hydraulic device of assembling, dismantling.
Background technology
Press, the hand-operated tools of commonly using is as dismantling dismounting, the assembling tool that parts such as automobile clamp are used; Because part itself need be exported than great, and receives the influence of inner space limitation, utilize the manual drives hydraulic cylinder mostly as power resources; In the prior art; Generally be the hydraulic means that adopts integral type, it is to be provided with one in the hydraulic stem main body can supply the hydraulic pressure oil groove of oil storage, and this hydraulic stem main body has a blind end and an open end; This blind end place is equipped with the screw that can supply the power shaft spiral shell to establish along hydraulic stem main body axle center, and this power shaft is in the hydraulic pressure oil groove and be provided with an input piston spare; Wherein, This open end is equipped with an output shaft; Be that output shaft is provided with output piston spare in hydraulic pressure oil groove place with hold-doun nut sealing fit between this open end and the output shaft, and an end that is extended through outside this hydraulic stem main body can supply hand-operated tools spare (like the clamp demolition part) installing; Wherein, on this output shaft and be arranged with the spring that can supply its elastic reset.
By this, during use, when rotating this power shaft, promote the hydraulic oil in hydraulic pressure oil groove to drive this input piston spare, so that this output piston spare and output shaft are produced running strength, to drive these hand-operated tools runnings by the spinning movement of power shaft.
Yet because this hydraulic stem main body is an integral type, its hydraulic pressure oil groove procedure for processing is a deep hole; During this deep hole machining; Its inner end (blind end) is located to stretch into longly because of cutter, causes the vibration in the working angles easily and makes hydraulic oil trough wall surface place produce the processing tool marks, adds the hydraulic pressure oil groove when polishing milled processed; The hydraulic oil trough wall surface at nearlyer blind end place is difficult to milled processed more, causes input piston spare
InProduce problems such as leakage of oil, power output quantity not sufficient when promoting hydraulic oil easily because of the hydraulic oil trough wall surface uniformity is not good; Even because this screw is holed or screw thread adds man-hour; Also be easy to the edge that hydraulic pressure oil groove and screw intersection produce out-of-flatness; Be difficult to finishing because of it is positioned at the deep hole inboard, more be prone to produce the problems referred to above.And when the power shaft pumpback, more can cause extraneous gas to get into the hydraulic pressure oil groove, cause the back-suction quantity not sufficient, can't depend merely on spring and drive output shaft and reset.
Moreover; Its hydraulic stem main body is the design of integral type, causes inner body all to need the assembling by evolution end place, can cause the relevant part of power shaft to be difficult to assembling comparatively speaking; And when not good as if the assembling quality of fit; Must be earlier all parts of output shaft side be unloaded, could dismantle the part of power shaft side, cause the degree of difficulty of production, manufacturing and product examine to increase.
Summary of the invention
In view of addressing the above problem, the main purpose of the invention is to provide a kind of manual hydraulic device, refer to especially a kind of have be convenient to processing, prevent the piston piece leakage of oil, lose heart, and a kind of manual hydraulic device of ease of assembly, dismounting.
The invention is to realize with following technical scheme:
A kind of hydraulic means; Comprise input mechanism and output mechanism that the main body mechanism two ends connect; Wherein: this main body mechanism is the cylinder tubulose; Comprise that inside is provided with input part, efferent that the hydraulic pressure oil groove that runs through and this hydraulic pressure groove two ends thereof are respectively equipped with, said hydraulic pressure groove supplies hydraulic oil to store, and the periphery of said input part is provided with thread segment; This input mechanism comprises that lid is fixed in the input part of said mechanism in the lump with the input piston spare that power shaft connects, and this output mechanism connection comprises hold-doun nut, output piston spare and spring through said efferent.
In the embodiment of the invention, said lid is bolted in the thread segment of said input part and has the screw that runs through;
In the embodiment of the invention, said screw is connected perforation with said hydraulic pressure groove;
In the embodiment of the invention, said power shaft comprises handle and the ball head that the threaded portion connects.
In the embodiment of the invention, said input piston spare comprises input piston and oil seal thereof, first sealing ring.
In the embodiment of the invention, said hold-doun nut can be with output piston spare and the said efferent one that is spirally connected;
In the embodiment of the invention; Said output piston spare is with respect to the other end installing of said input piston spare at the hydraulic pressure groove; Comprise disjunctor in the output piston of the output shaft oil seal peripheral with being located at this output piston, and this output piston of butt and second sealing ring of interfering driving fit with said hydraulic pressure groove inwall;
In the embodiment of the invention, the efferent of said main body mechanism is provided with the internal thread segment that is communicated with said hydraulic pressure groove;
In the embodiment of the invention, said hold-doun nut periphery is provided with retaining thread, and this hold-doun nut is provided with the register hole that supplies output shaft to wear;
In the embodiment of the invention, said output sleeve is provided with spring, and said both ends of the spring supports hold-doun nut and output piston respectively.
The invention compared with prior art, its beneficial effect is:
1. the main body mechanism of the invention is to adopt to separate setting with lid; This hydraulic pressure groove is and runs through poroid; No matter when boring processing or polishing are ground, all can produce flat surface really, problem such as can not produce leakage of oil, lose heart because the driving fit of hydraulic pressure trough wall surface is tight.
2. this screw is located at this lid, after screw thread machines, is easy to the edge that out-of-flatness is removed in finishing, can not influence the usefulness of hydraulic means.
The inner body of the invention can be respectively from input part and efferent installing, can simplify the degree of difficulty of assembling, also can be for convenience detach, maintenance or renewal part.
4. the input part of this main body mechanism has been peripherally installed with thread segment; For the driving fit that is spirally connected with it of this lid; And the external diameter of this thread segment makes this lid be spirally connected on it less than the external diameter of said main body mechanism, and this cover outer surface and this main body mechanism outer surface form continuous surface; The outward appearance that makes it the invention can keep integraty, colludes its object of khaki when avoiding dirty fixing or operation.
Description of drawings
Fig. 1 is the three-dimensional appearance sketch map of the preferred embodiment of the invention.
Fig. 2 is the three-dimensional appearance decomposing schematic representation of Fig. 1.
Fig. 3 is the section action sketch map () of the preferred embodiment of the invention.
Fig. 4 is the section action sketch map (two) of the preferred embodiment of the invention.
The specific embodiment
For ease of the represented central idea of explanation this case, express with specific embodiment now.Various different objects are in being suitable for the ratio of explanation of giving an example among the embodiment, but not draw in the ratio of actual component, close chat earlier bright.
See also Fig. 1, shown in Figure 2, a kind of hydraulic means of the present invention mainly comprises: input mechanism 20 and output mechanism 30 that main body mechanism 10 two ends connect, wherein:
This main body mechanism 10 is the cylinder tubulose, comprises that inside is provided with input part 12, efferent 13 that the hydraulic pressure oil groove 11 that runs through and this hydraulic pressure groove 11 two ends thereof are respectively equipped with, and said hydraulic pressure groove 11 supplies hydraulic oil to store, and the outer rim of said input part 12 is provided with thread segment 121;
This input mechanism 20; Comprise that lid 21 is fixed in the input piston spare 23 of power shaft 22 connections the input part 12 of said main body mechanism 10 in the lump; Wherein, Said lid 21 is bolted in the thread segment 121 of said input part 12 and has the screw 211 that runs through, and this screw 211 is connected perforation and supplies the threaded portion 221 of said power shaft 22 to screw togather running with said hydraulic pressure groove 11; Said power shaft 22 comprises handle 222 that threaded portion 221 connects and the ball head 223 that is connected to said input piston spare 23 thereof; Said input piston spare 23 is connected to this ball head 223 and is installed in the said hydraulic pressure groove 11; Comprise input piston 231 and oil seal 232 thereof, first sealing ring 233; Said oil seal 232 be installed in input piston 231 peripheral and by this driving fit in said hydraulic pressure groove 11 inwalls; Said sealing ring 233 places the lateral margin position ring of said hydraulic pressure groove 11 to establish at said input piston 231, by with said hydraulic pressure groove 11 inwall driving fits, and this output mechanism 30 connects through said efferent 13; Comprise hold-doun nut 31, output piston spare 32 and spring 33; Said hold-doun nut 31 can be with output piston spare 32 and said efferent 13 one that is spirally connected, and said output piston spare 32 comprises that with respect to the other end installing of said input piston spare 23 at hydraulic pressure groove 11 disjunctor is in the output piston 322 of output shaft 321 oil seal 323 peripheral with being located at this output piston; And these output piston 322 1 lateral margins of butt and second sealing ring 324 of interfering driving fit with said hydraulic pressure groove 11 inwalls; Wherein, said output piston spare 32 moves in said hydraulic pressure groove 11, and the output shaft of its disjunctor is extended through the end action outside the main body mechanism 10; In the invention embodiment; Efferent 13 positions of this main body mechanism 10 are provided with the internal thread segment 131 that is communicated with said hydraulic pressure groove 11; Said hold-doun nut 31 peripheral correspondences are provided with retaining thread 311, and this hold-doun nut 31 is provided with the register hole 312 that supplies output shaft 321 to wear; In the invention embodiment, said output shaft 321 is arranged with spring 33, and during assembling, said spring 33 two ends support hold-doun nut 31 and output piston 323 respectively.
After being familiar with above-mentioned detailed structure of the present invention, below the operating principle to this case is described further:
Please continue to consult Fig. 1, Fig. 2, and combine to consult Fig. 3, shown in Figure 4, during use; Manually the handle 222 of the said power shaft 22 of rotation screws in toward hydraulic pressure groove 11 directions, cooperates with screw 211 by said threaded portion 221; Make it said input piston 231 and progressively promote hydraulic oil in the hydraulic pressure groove 11, thereby the hydraulic pressure in the hydraulic pressure groove 11 is risen, and then the output shaft 321 of said output piston 323 and disjunctor thereof is produced extrapolation strength and stretches out in said main body mechanism 10; Simultaneously, in the embodiment of the invention, 222 of handle is provided with; Can increase the length of its handle arm of force of definition according to its application of force intensity, reach the purpose of laborsaving driving and great output by this.
Otherwise; When the handle 222 of the said power shaft 22 of derotation, the hydraulic oil in 231 pairs of hydraulic pressure grooves of said input piston 11 produce suction force, and the hydraulic pressure in the hydraulic pressure groove 11 are descended; Thereby make the output shaft 321 of said output piston 323 and disjunctor thereof produce inside motive force; And because said output shaft 321 is when stretching out, said spring 33 is by stressed and compress, and can cooperate the elastic restoring force of this spring 33 and make output shaft 321 retraction successfully in said main body mechanism 10 bodies this moment.
The main body mechanism 10 of the invention is to adopt to separate setting with input mechanism 20, and hydraulic pressure groove 11 wherein is and runs through poroid, no matter when boring processing or polishing grinding; All can produce flat surface really; Problem such as can not produce leakage of oil because of the difficult driving fit of hydraulic pressure groove 11 walls, lose heart, and this screw 211 is located on the said lid 21, after screw thread machines; Be easy to finishing and remove irregular edge, can not influence the usefulness of power shaft 22; Moreover, the inner body of the invention can be respectively from input part 12 and the installing of efferent 13 places, can simplify assembling, more can be for convenience detach, maintenance or renewal part.
Input piston spare of the invention 23 and output piston spare 32 are pressed the running lateral margin position of this input piston spare 23 and output piston spare 32 except that respectively being provided with oil seal 232,322 feed flows
Also ring is establishedHave can with the sealing ring 233,324 of hydraulic pressure groove 11 inwall driving fits, promote the dhering strength of input piston spare 23, output piston spare 32 and hydraulic pressure groove 11 walls by this.
And input part 12 peripheries of this main body mechanism 10 are provided with and combine thread segment 121; It is fixing to supply said lid 21 to be spirally connected with it, and should combine the external diameter of the external diameter of thread segment 121 less than main body mechanism 10, makes when this lid 21 is spirally connected on it; The outer surface of these lid 21 outer surfaces and main body mechanism 10 forms continuous surface; The outward appearance that makes it the invention can keep integraty, colludes its object of khaki when avoiding dirty fixing or operation, and can promote its aesthstic impression.
Though this case is to do explanation with a most preferred embodiment, be skillful in this art and can make various multi-form changes not breaking away under this case spirit and the category, all belong to the rights protection scope that this case is applied for a patent.
Claims (10)
1. hydraulic means; Comprise input mechanism and output mechanism that the main body mechanism two ends connect; It is characterized in that this main body mechanism is the cylinder tubulose, comprise that inside is provided with input part, efferent that the hydraulic pressure oil groove that runs through and this hydraulic pressure groove two ends thereof are respectively equipped with; Said hydraulic pressure groove supplies hydraulic oil to store, and the periphery of said input part is provided with thread segment; This input mechanism comprises that lid is fixed in the input part of said mechanism in the lump with the input piston spare that power shaft connects, and this output mechanism connection comprises hold-doun nut, output piston spare and spring through said efferent.
2. hydraulic means as claimed in claim 1 is characterized in that, said lid is bolted in the thread segment of said input part and has the screw that runs through.
3. hydraulic means as claimed in claim 2 is characterized in that, said screw is connected perforation with said hydraulic pressure groove.
4. hydraulic means as claimed in claim 1 is characterized in that, said power shaft comprises handle and the ball head that the threaded portion connects.
5. hydraulic means as claimed in claim 1 is characterized in that, said input piston spare comprises input piston and oil seal thereof, first sealing ring.
6. hydraulic means as claimed in claim 1 is characterized in that, said hold-doun nut can be with output piston spare and the said efferent one that is spirally connected.
7. hydraulic means as claimed in claim 1; It is characterized in that; Said output piston spare is with respect to the other end installing of said input piston spare at the hydraulic pressure groove; Comprise disjunctor in the output piston of the output shaft oil seal peripheral with being located at this output piston, and this output piston of butt and second sealing ring of interfering driving fit with said hydraulic pressure groove inwall.
8. hydraulic means as claimed in claim 2 is characterized in that, the efferent of said main body mechanism is provided with the internal thread segment that is communicated with said hydraulic pressure groove.
9. hydraulic means as claimed in claim 2 is characterized in that, said hold-doun nut periphery is provided with retaining thread, and this hold-doun nut is provided with the register hole that supplies output shaft to wear.
10. hydraulic means as claimed in claim 9 is characterized in that said output sleeve is provided with spring, and said both ends of the spring supports hold-doun nut and output piston respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220237338 CN202622750U (en) | 2012-05-25 | 2012-05-25 | Hydraulic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220237338 CN202622750U (en) | 2012-05-25 | 2012-05-25 | Hydraulic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202622750U true CN202622750U (en) | 2012-12-26 |
Family
ID=47375989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220237338 Expired - Fee Related CN202622750U (en) | 2012-05-25 | 2012-05-25 | Hydraulic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202622750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672692A (en) * | 2012-05-25 | 2012-09-19 | 黄石职业技术学院 | Hydraulic device |
-
2012
- 2012-05-25 CN CN 201220237338 patent/CN202622750U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672692A (en) * | 2012-05-25 | 2012-09-19 | 黄石职业技术学院 | Hydraulic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20130525 |