CN209557189U - A kind of effect self-balance structure of single cylinder three for vacuum pump - Google Patents
A kind of effect self-balance structure of single cylinder three for vacuum pump Download PDFInfo
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- CN209557189U CN209557189U CN201920168621.9U CN201920168621U CN209557189U CN 209557189 U CN209557189 U CN 209557189U CN 201920168621 U CN201920168621 U CN 201920168621U CN 209557189 U CN209557189 U CN 209557189U
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Abstract
The utility model discloses: a kind of effect self-balance structure of single cylinder three for vacuum pump, including cylinder, cylinder cap is fixedly connected at the top of the cylinder, the bottom of the cylinder is fixedly connected with stuffing box, the first inlet valve is provided on the left of the cylinder, first row air valve is provided on the right side of the cylinder, the second inlet valve is provided between the cylinder and cylinder cap, second row air valve, third inlet valve is provided between the cylinder and stuffing box, third exhaust valve, the internal symmetry of the cylinder is provided with first piston, second piston, the utility model relates to vacuum pump technology fields.A kind of effect self-balance structure of single cylinder three for vacuum pump, has been reached the structure and has used the piston run in single cylinder using two reverse syncs, in addition cylinder cap, stuffing box form three cavitys, expansion, compression respectively.It sucks to gas and discharge process, has compact-sized, gas is force self-balanced, energy-efficient purpose.
Description
Technical field
The utility model relates to vacuum pump technology field, specially a kind of single cylinder three for vacuum pump acts on self-balancing knot
Structure.
Background technique
Vacuum pump, which refers to, to be obtained using machinery, physics, chemically or physically chemical method to being evacuated by pumping container
The device or equipment of vacuum.For popular, vacuum pump is to improve, generate and maintain true in a certain enclosure space with various methods
Empty device.Existing vacuum pump, in pumping process, piston is only in the progress of cylinder block, and the air pressure of left and right two chamber of cylinder body is not
Uniformly, it so that the active force on piston close to air inlet is big, is prone to wear out.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of effect self-balancing knot of single cylinder three for vacuum pump
Structure solves existing vacuum pump, and in pumping process, piston is only in the progress of cylinder block, and the air pressure of left and right two chamber of cylinder body is not
Uniformly, so that the active force on piston close to air inlet is big, the problem of being prone to wear out.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of list for vacuum pump
Cylinder three acts on self-balance structure, including cylinder, and cylinder cap is fixedly connected at the top of the cylinder, and the bottom of the cylinder is fixed to be connected
It is connected to stuffing box, the first inlet valve is provided on the left of the cylinder, first row air valve is provided on the right side of the cylinder, it is described
It is provided with the second inlet valve, second row air valve between cylinder and cylinder cap, third air-breathing is provided between the cylinder and stuffing box
Valve, third exhaust valve, the internal symmetry of the cylinder are provided with first piston, second piston, and the first piston and second live
Plug is slidably connected with the inner wall of cylinder, is fixedly connected with main motion bar at the bottom axle center of the first piston, and described second
Secondary motion bar is fixedly connected at the bottom axle center of piston, the main motion bar is located at the inside of secondary motion bar, the main motion
Bar is slidably connected with secondary motion bar, and the secondary motion bar is connect with cylinder slide, and the main motion bar extends with secondary motion bar
To the outside of cylinder.
Preferably, the first cavity is formed on the top of the first piston and cylinder.
Preferably, the second cavity is formed between the first piston and second piston.
Preferably, third cavity is formed on the bottom of the second piston and cylinder.
Preferably, first inlet valve, the second inlet valve, the model specification of third inlet valve are identical, the first row
Air valve, second row air valve, the model specification of third exhaust valve are identical.
Preferably, the position that the cylinder is located at the second inlet valve is air-inlet of vacuum pump, and the cylinder is located at second row
The position of air valve is the exhaust outlet of vacuum pump.
(3) beneficial effect
The utility model provides a kind of effect self-balance structure of single cylinder three for vacuum pump.Have following beneficial to effect
Fruit:
(1), the single cylinder three for being used for vacuum pump acts on self-balance structure, by being fixedly connected with cylinder cap at the top of cylinder,
The bottom of cylinder is fixedly connected with stuffing box, and the first inlet valve is provided on the left of cylinder, is provided with first row on the right side of cylinder
Air valve is provided with the second inlet valve, second row air valve, third air-breathing is provided between cylinder and stuffing box between cylinder and cylinder cap
Valve, third exhaust valve, the internal symmetry of cylinder are provided with first piston, second piston, and first piston and second piston are and gas
The inner wall of cylinder is slidably connected, and is fixedly connected with main motion bar at the bottom axle center of first piston, at the bottom axle center of second piston
It is fixedly connected with secondary motion bar, main motion bar is located at the inside of secondary motion bar, and main motion bar is slidably connected with secondary motion bar, pair fortune
Lever is connect with cylinder slide, and main motion bar all extends to the outside of cylinder with secondary motion bar, has been reached the structure and has been used in list
The piston run in cylinder using two reverse syncs is expanded respectively, is compressed in addition cylinder cap, stuffing box form three cavitys.Gas
Ground sucking and discharge process, have it is compact-sized, gas is force self-balanced, energy-efficient purpose.
Detailed description of the invention
Fig. 1 is the utility model whole interior structural schematic diagram.
In figure: 1 cylinder, 2 cylinder caps, 3 stuffing boxes, 4 first inlet valves, 5 first row air valves, 6 second inlet valves, 7 second rows
Air valve, 8 third inlet valves, 9 third exhaust valves, 10 first pistons, 11 second pistons, 12 main motion bars, 13 secondary motion bars, 14
One cavity, 15 second cavitys, 16 third cavitys.
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 is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of effect self-balancing of single cylinder three for vacuum pump
Structure, including cylinder 1, the top of cylinder 1 are fixedly connected with cylinder cap 2, and the bottom of cylinder 1 is fixedly connected with stuffing box 3, cylinder 1
Left side be provided with the first inlet valve 4, the right side of cylinder 1 is provided with first row air valve 5, and is provided between cylinder 1 and cylinder cap 2
Two inlet valves 6, second row air valve 7 are provided with third inlet valve 8, third exhaust valve 9 between cylinder 1 and stuffing box 3, cylinder 1
Internal symmetry is provided with first piston 10, second piston 11, and first piston 10 and second piston 11 are slided with the inner wall of cylinder 1
It connects, main motion bar 12, fixed company at the bottom axle center of second piston 11 is fixedly connected at the bottom axle center of first piston 10
It is connected to secondary motion bar 13, main motion bar 12 is located at the inside of secondary motion bar 13, and main motion bar 12 is slidably connected with secondary motion bar 13,
Secondary motion bar 13 is slidably connected with cylinder 1, and main motion bar 12 all extends to the outside of cylinder 1, first piston with secondary motion bar 13
10 form the first cavity 14 with the top of cylinder 1, form the second cavity 15 between first piston 10 and second piston 11, and second
Third cavity 16 is formed on the bottom of piston 11 and cylinder 1, has reached the structure and has used in single cylinder using two reverse syncs fortune
Capable piston is expanded respectively, is compressed in addition cylinder cap, stuffing box form three cavitys.It sucks to gas and discharge process, has
Compact-sized, gas is force self-balanced, energy-efficient purpose, the first inlet valve 4, the second inlet valve 6, third inlet valve 8 type
Number specification is identical, and first row air valve 5, second row air valve 7, the model specification of third exhaust valve 9 are identical, and cylinder 1 is located at second and inhales
The position of air valve 6 is air-inlet of vacuum pump, and the position that cylinder 1 is located at second row air valve 7 is the exhaust outlet of vacuum pump.
In use, when vacuum pump air-breathing, main motion bar 12, the movement of 13 reverse sync of secondary motion bar, drive first piston 10,
The movement of 11 reverse sync of second piston, gas enter from the first inlet valve 4, and the second cavity 15 increases, and the first cavity 14, third are empty
Chamber 16 reduces, and the gas in the first cavity 14 is discharged in cylinder cap 2 by second row air valve 7, and the gas in third cavity 16 passes through
Third exhaust valve 9 is discharged in stuffing box 3, and when vacuum pump discharges, main motion bar 12,13 counter motion of secondary motion bar drive first
Piston 10,11 counter motion of second piston, gas are discharged from first row air valve 5, and the second cavity 15 reduces, the first cavity 14, the
Three cavitys, 16 volume increases, and carries out air-breathing, the first piston 10, second made by the second inlet valve 6, third inlet valve 8 respectively
The gas of 11 two sides of piston is force self-balanced, has reached the structure and has used the piston run in single cylinder using two reverse syncs,
In addition cylinder cap, stuffing box form three cavitys, expands, compresses respectively.Suck to gas and discharge process, have it is compact-sized,
Gas is force self-balanced, energy-efficient purpose.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of single cylinder three for vacuum pump acts on self-balance structure, including cylinder (1), it is characterised in that: the cylinder (1)
Top be fixedly connected with cylinder cap (2), the bottom of the cylinder (1) is fixedly connected with stuffing box (3), a left side for the cylinder (1)
Side is provided with the first inlet valve (4), is provided with first row air valve (5) on the right side of the cylinder (1), the cylinder (1) and cylinder cap
(2) it is provided with the second inlet valve (6), second row air valve (7) between, is provided with third between the cylinder (1) and stuffing box (3)
Inlet valve (8), third exhaust valve (9), the internal symmetry of the cylinder (1) are provided with first piston (10), second piston (11),
Inner wall of the first piston (10) with second piston (11) with cylinder (1) is slidably connected, the bottom of the first piston (10)
It is fixedly connected at portion axle center main motion bar (12), is fixedly connected with secondary motion bar at the bottom axle center of the second piston (11)
(13), the main motion bar (12) is located at the inside of secondary motion bar (13), and the main motion bar (12) and secondary motion bar (13) are sliding
Dynamic connection, the secondary motion bar (13) are slidably connected with cylinder (1), and the main motion bar (12) extends with secondary motion bar (13)
To the outside of cylinder (1).
2. a kind of single cylinder three for vacuum pump according to claim 1 acts on self-balance structure, it is characterised in that: described
First cavity (14) are formed on the top of first piston (10) and cylinder (1).
3. a kind of single cylinder three for vacuum pump according to claim 1 acts on self-balance structure, it is characterised in that: described
The second cavity (15) are formed between first piston (10) and second piston (11).
4. a kind of single cylinder three for vacuum pump according to claim 1 acts on self-balance structure, it is characterised in that: described
Third cavity (16) are formed on the bottom of second piston (11) and cylinder (1).
5. a kind of single cylinder three for vacuum pump according to claim 1 acts on self-balance structure, it is characterised in that: described
First inlet valve (4), the second inlet valve (6), the model specification of third inlet valve (8) are identical, the first row air valve (5),
Two exhaust valves (7), the model specification of third exhaust valve (9) are identical.
6. a kind of single cylinder three for vacuum pump according to claim 1 acts on self-balance structure, it is characterised in that: described
The position that cylinder (1) is located at the second inlet valve (6) is air-inlet of vacuum pump, and the cylinder (1) is located at the position of second row air valve (7)
It is set to the exhaust outlet of vacuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920168621.9U CN209557189U (en) | 2019-01-30 | 2019-01-30 | A kind of effect self-balance structure of single cylinder three for vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920168621.9U CN209557189U (en) | 2019-01-30 | 2019-01-30 | A kind of effect self-balance structure of single cylinder three for vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209557189U true CN209557189U (en) | 2019-10-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920168621.9U Active CN209557189U (en) | 2019-01-30 | 2019-01-30 | A kind of effect self-balance structure of single cylinder three for vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209557189U (en) |
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2019
- 2019-01-30 CN CN201920168621.9U patent/CN209557189U/en active Active
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