CN206035940U - Cover jar formula gas motor - Google Patents
Cover jar formula gas motor Download PDFInfo
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- CN206035940U CN206035940U CN201621032918.5U CN201621032918U CN206035940U CN 206035940 U CN206035940 U CN 206035940U CN 201621032918 U CN201621032918 U CN 201621032918U CN 206035940 U CN206035940 U CN 206035940U
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- pump core
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- gas motor
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- type gas
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Abstract
The utility model provides a cover jar formula gas motor belongs to mechanical technical field. It has been solved prior art and has had the problem that the structure is complicated and work efficiency is low. This cover jar formula gas motor, including the inside cylinder body that is the cavity, the piston has in the cylinder body, the cylinder body is cylindricly and links firmly in the one end of cylinder body and is cylindric guide cylinder, and still including the big pump core and the little pump core that are long -barrel -shaped, the upper end that above -mentioned big pump core is located cylinder body and big pump core is supported and is leaned on at the piston, and big pump core lower extreme is located guide cylinder upper end and big pump core can be along the guide cylinder translation, inside above -mentioned little pump core upper end is located big pump core lower extreme, and the lower extreme of little pump core and the guide cylinder lower extreme is associative and guide cylinder axial translation can be followed to little pump core, big pump core on still the cover have the spring, big pump core has the trend that shifts up and support to lean on on the piston under the spring action of spring. This cover jar formula gas motor simple structure is compact and work efficiency is high.
Description
Technical field
This utility model belongs to field of mechanical technique, is related to a kind of double-cylinder type gas motor.
Background technology
Air motor is also referred to as air motor, refers to the dress of the mechanical energy that the pressure energy of compressed air is converted to rotation
Put.
Traditional gas motor only one of which pump core, pump oil efficiency are low；If realizing high-low pressure function operation, two groups of arrangement is needed
Gas motor, one group is low pressure gas motor, and one group is high pressure gas motor, and this is required while needing two groups of operating mechanisms to realize moving
Make, operation inconvenience, while sufficiently large as the oil circuit plate bulk for carrying two groups of gas motors, two groups of gas motors could not interfered
In the case of rational deployment, it is seen that two groups of gas motors can take the space of equipment, can improve cost.
The content of the invention
The purpose of this utility model is the problems referred to above existed for prior art, there is provided a kind of simple and compact for structure and work
Make the double-cylinder type gas motor of efficiency high.
The purpose of this utility model can be realized by following technical proposal：
A kind of double-cylinder type gas motor, including the internal cylinder body for cavity, has piston in the cylinder body, it is characterised in that
The cylinder body is cylindrical and is fixed with cylindrical guide cylinder in one end of cylinder body, also include the large pump core in long tubular and
Small pump core, above-mentioned large pump core is located in cylinder body and the upper end of large pump core is resisted against on piston, and large pump core lower end is located on guide cylinder
End and large pump core can be translated along guide cylinder, above-mentioned small pump core upper end is connected in large pump core, under the lower end of small pump core and guide cylinder
End is fixedly connected with, and is also cased with spring on described large pump core, under the elastic force effect of spring large pump core have on move and be resisted against work
Trend beyond the Great Wall.
Large pump core is promoted to move down during piston action, small pump core is remained stationary.Between guide cylinder and small pump core
Cavity carries out a suction and drains the oil operation process, and the cavity between large pump core and small pump core carries out another suction and drains the oil operation process.
That is, realizing that suction is drained the oil operation by two pump housings of piston driving of same movement.Which simplify whole
The structure of individual double-cylinder type gas motor, and work efficiency is also higher.
Certainly, large pump core has the upper trend moved and reset under the action of the spring.
In above-mentioned double-cylinder type gas motor, there is on described large pump core the gear edge of protrusion, one end of above-mentioned spring is supported
Gear is leaned against along upper.
The gear edge of protrusion can be to one end stable position of spring.
In above-mentioned double-cylinder type gas motor, there is on the inside of the guide cylinder upper end recessed seal receptacle one, the sealing
There is sealing ring one at seat one and sealing ring one is pressed between guide cylinder and large pump core.
The sealing between large pump core lower end and guide cylinder can be effectively improved in the presence of sealing ring one.
In above-mentioned double-cylinder type gas motor, the guide cylinder lower end with the linkage section matched with small pump core external diameter,
There is on the linkage section recessed seal receptacle two, there is at the seal receptacle two sealing ring two and two company of being pressed on of sealing ring
Connect between section and small pump core.
The sealing between small pump core and linkage section can be effectively improved in the presence of sealing ring two.
In above-mentioned double-cylinder type gas motor, there is at the lower port of the large pump core recessed mount, the little pump
Core upper end is fixed with the contact block matched with mount, and the small pump core upper end is also cased with sealing ring three and sealing ring three is tight
It is pressed between contact block and mount.
The sealing of large pump core and small pump core junction can be improved by sealing ring three.
In above-mentioned double-cylinder type gas motor, described cylinder body includes tubular body and is connected at body end
End cap, above-mentioned guide cylinder are connected on end cap.
Such structure can make this motor be easy to handling.
In above-mentioned double-cylinder type gas motor, small pump core upper end edge has the transition part for seamlessly transitting.
Such structure can play certain guide effect, that is to say, that small pump core upper end can smoothly be arranged on big pump
In-core.
In above-mentioned double-cylinder type gas motor, described transition part is the chamfering of small pump core upper end edge.
In above-mentioned double-cylinder type gas motor, described transition part is the fillet of small pump core upper end edge.
In above-mentioned double-cylinder type gas motor, described small pump core is maintained static with cylinder body, and large pump core is moved back and forth, and is made big
Pump core and small pump core are worked simultaneously.
In above-mentioned double-cylinder type gas motor, the guide cylinder upper end has the spring base of protrusion, above-mentioned spring end set
At spring base.
Spring base is positioned for the other end to spring.
Compared with prior art, this double-cylinder type gas motor is due to being connected to guide cylinder using large pump core and small pump core simultaneously
On, therefore, same piston can drive above-mentioned two pump operation simultaneously, and which is simple and compact for structure.
Meanwhile, two pumps are while its work efficiency of operation is also higher.
Description of the drawings
Fig. 1 is the cross section structure diagram of this double-cylinder type gas motor.
In figure, 1, cylinder body；1a, body；1b, end cap；2nd, piston；3rd, guide cylinder；3a, seal receptacle one；3b, linkage section；
3b1, seal receptacle two；3c, spring base；4th, large pump core；4a, gear edge；4b, mount；5th, small pump core；6th, sealing ring one；7th, seal
Circle two；8th, contact block；9th, sealing ring three；10th, spring.
Specific embodiment
As shown in figure 1, this double-cylinder type gas motor, including the internal cylinder body 1 for cavity, has piston 2 in the cylinder body 1,
The cylinder body 1 is cylindrical and is fixed with cylindrical guide cylinder 3 in one end of cylinder body 1, also includes the big pump in long tubular
Core 4 and small pump core 5, above-mentioned large pump core 4 be located in cylinder body 1 and large pump core 4 upper end against on the piston 2,4 lower end position of large pump core
In 3 upper end of guide cylinder and large pump core 4 can be translated along guide cylinder 3,5 upper end of above-mentioned small pump core is connected in large pump core 4, small pump core 5
Lower end be fixedly connected with 3 lower end of guide cylinder, be also cased with spring 10 on described large pump core 4, it is big under the elastic force effect of spring 10
Pump core 4 has upper shifting and against trend on the piston 2.
There is the gear of protrusion along 4a on described large pump core 4, one end of above-mentioned spring 10 is resisted against and keeps off along 4a.
There is on the inside of 3 upper end of the guide cylinder recessed one 3a of seal receptacle, there is at one 3a of the seal receptacle sealing ring 1
And sealing ring 1 is pressed between guide cylinder 3 and large pump core 4.
3 lower end of the guide cylinder has recessed with the linkage section 3b matched with 5 external diameter of small pump core, on the linkage section 3b
Two 3b1 of seal receptacle for entering, have at two 3b1 of the seal receptacle sealing ring 27 and sealing ring 27 be pressed on linkage section 3b with it is little
Between pump core 5.
There is at the lower port of the large pump core 4 recessed mount 4b, 5 upper end of the small pump core is fixed with and mount
The contact block 8 that 4b matches, 5 upper end of the small pump core is also cased with sealing ring 39 and sealing ring 39 be pressed on contact block 8 with
Between mount 4b.
Described cylinder body 1 includes tubular body 1a and is connected in the end cap 1b of body 1a ends, above-mentioned guide cylinder 3
It is connected on end cap 1b.
5 upper end edge of the small pump core has the transition part for seamlessly transitting.
Chamfering of the described transition part for small pump core upper end edge.According to practical situation, described transition part is little pump
The fillet of core upper end edge is also feasible.
3 upper end of the guide cylinder has the spring base 3c of protrusion, and 10 end sleeve of above-mentioned spring is at spring base 3c.
Large pump core is promoted to move down during piston action, small pump core is remained stationary.Between guide cylinder and small pump core
Cavity carries out a suction and drains the oil operation process, and the cavity between large pump core and small pump core carries out another suction and drains the oil operation process.
That is, realizing that suction is drained the oil operation by two pump housings of piston driving of same movement.Which simplify whole
The structure of individual double-cylinder type gas motor, and work efficiency is also higher.
Certainly, large pump core has the upper trend moved and reset under the action of the spring.
Described small pump core is maintained static with cylinder body, and large pump core is moved back and forth, and makes large pump core and small pump core while work.
In addition to the implementation, the technical scheme that all employing equivalents or equivalent transformation are formed, all falls within this practicality new
The protection domain that type is required.
Claims (10)
1. a kind of double-cylinder type gas motor, including the internal cylinder body for cavity, has piston, it is characterised in that institute in the cylinder body
State cylinder body cylindrical and cylindrical guide cylinder is fixed with one end of cylinder body, also include the large pump core in long tubular and little
Pump core, above-mentioned large pump core is located in cylinder body and the upper end of large pump core is resisted against on piston, and large pump core lower end is located at guide cylinder upper end
And large pump core can be translated along guide cylinder, above-mentioned small pump core upper end is connected in large pump core, lower end and the guide cylinder lower end of small pump core
Be fixedly connected with, on described large pump core, be also cased with spring, under the elastic force effect of spring large pump core have on move and be resisted against piston
On trend.
2. double-cylinder type gas motor according to claim 1, it is characterised in that there is on described large pump core the gear of protrusion
Edge, one end of above-mentioned spring are resisted against gear along upper.
3. double-cylinder type gas motor according to claim 2, it is characterised in that have on the inside of the guide cylinder upper end recessed
Seal receptacle one, has sealing ring one and sealing ring one is pressed between guide cylinder and large pump core at the seal receptacle one.
4. double-cylinder type gas motor according to claim 2, it is characterised in that the guide cylinder lower end with small pump core outside
The linkage section that footpath matches, on the linkage section have recessed seal receptacle two, have at the seal receptacle two sealing ring two and
Sealing ring two is pressed between linkage section and small pump core.
5. double-cylinder type gas motor according to claim 2, it is characterised in that have at the lower port of the large pump core recessed
Mount, the small pump core upper end is fixed with the contact block matched with mount, and the small pump core upper end is also cased with sealing
Circle three and sealing ring three be pressed between contact block and mount.
6. double-cylinder type gas motor according to claim 2, it is characterised in that described cylinder body include tubular body and
The end cap being connected at body end, above-mentioned guide cylinder are connected on end cap.
7. double-cylinder type gas motor according to claim 2, it is characterised in that small pump core upper end edge has smooth
The transition part of transition.
8. double-cylinder type gas motor according to claim 7, it is characterised in that described transition part is small pump core upper end edge
The chamfering at place.
9. double-cylinder type gas motor according to claim 7, it is characterised in that described transition part is small pump core upper end edge
The fillet at place.
10. double-cylinder type gas motor according to claim 1, its feature is：Described small pump core is maintained static with cylinder body,
Large pump core is moved back and forth, and makes large pump core and small pump core while work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621032918.5U CN206035940U (en) | 2016-08-31 | 2016-08-31 | Cover jar formula gas motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621032918.5U CN206035940U (en) | 2016-08-31 | 2016-08-31 | Cover jar formula gas motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206035940U true CN206035940U (en) | 2017-03-22 |
Family
ID=58298177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621032918.5U Active CN206035940U (en) | 2016-08-31 | 2016-08-31 | Cover jar formula gas motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206035940U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682390A (en) * | 2020-12-29 | 2021-04-20 | 焦作市虹桥制动器股份有限公司 | Electric pneumatic driving unit |
-
2016
- 2016-08-31 CN CN201621032918.5U patent/CN206035940U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682390A (en) * | 2020-12-29 | 2021-04-20 | 焦作市虹桥制动器股份有限公司 | Electric pneumatic driving unit |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |