CN208900305U - A kind of high efficient, high pressure servo fluid pump - Google Patents
A kind of high efficient, high pressure servo fluid pump Download PDFInfo
- Publication number
- CN208900305U CN208900305U CN201820895839.XU CN201820895839U CN208900305U CN 208900305 U CN208900305 U CN 208900305U CN 201820895839 U CN201820895839 U CN 201820895839U CN 208900305 U CN208900305 U CN 208900305U
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- Prior art keywords
- seal
- high pressure
- seal chamber
- fluid pump
- side port
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Abstract
The utility model discloses a kind of high efficient, high pressure servo fluid pumps, including two seal cases, compression mechanism is equipped in two seal cases, first annular seal space is respectively arranged between the inside two sides and compression mechanism of the upside seal case, third seal chamber, the second seal chamber is respectively arranged between the inside two sides and compression mechanism of the downside seal case, 4th seal chamber, the first annular seal space, 4th seal chamber and the second seal chamber, third seal chamber passes through the upper side port of connecting tube and four-way pipe, left side port is connected, the lower side port of two four-way pipes is connected with low-pressure admission nozzle, the right side port of two four-way pipes is connected with high pressure outlet air nozzle.The utility model drives the torque of rack-and-pinion cylinder rotation bigger by servo motor, also bigger to the extruding force of gas, can obtain relatively high gas pressure, for reduce the density of petroleum bring with oil exploitation it is many convenient.
Description
Technical field
The utility model relates to field mining equipment technical fields more particularly to a kind of high efficient, high pressure servo fluid to pump.
Background technique
Currently, the gas lift method that oil field uses recovers the oil, by the high pressure gas and oil reservoir output liquid stream injected into well from ground
Body mixes in the wellbore, reduces the mixed liquor density in pit shaft using the expansion of gas, so that downhole well fluid be enumerated, adopts
It is recovered the oil with gas lift method, most important component is air pump inside device, air pump compressible gas, and can will by pit shaft
Compressed gas is injected in oil reservoir, so that making the density of petroleum reduces, the exploitation for petroleum of being more convenient for.
Through retrieving, Chinese patent grant number CN205876673U discloses a kind of small displacement servo motor latent oil diaphragm pump,
Including sequentially connected diaphragm pump from top to bottom, transmission mechanism, latent oil servo motor；The diaphragm pump includes cylinder sleeve, in cylinder sleeve
It is movably set with piston, diaphragm is movably set with above piston, is provided with liquid feed valve and tapping valve above diaphragm；The biography
Motivation structure includes connecting rod, crankshaft, drive shaft, and the lower end of the piston of the diaphragm pump passes through the pin being laterally arranged and connects connecting rod
The lower end of upper end, connecting rod connects crankshaft, and crankshaft connects drive shaft by bevel gear transmission；The lower end of drive shaft connects latent oil
The motor shaft of servo motor.
Be currently used for the shortcoming of the air pump of oil exploitation: its torque is smaller when motor rotates, to the compressing force of air
It is limited, higher air pressure can not be obtained and mixed with oil reservoir, so that the density of petroleum can not be reduced, for petroleum exploitation bring compared with
More worries.
Utility model content
The purpose of this utility model is to provide a kind of high efficient, high pressure servo fluid pumps, drive gear teeth by servo motor
The advantages of torque of bar cylinder rotation is bigger, also bigger to the extruding force of gas, can obtain relatively high gas pressure, solution
Determined be currently used for oil exploitation air pump torque it is smaller, it is limited to the compressing force of air, can not obtain higher air pressure and oil
Layer mixing, thus the problem of the density of petroleum can not be reduced.
It is pumped according to a kind of high efficient, high pressure servo fluid of the utility model embodiment, including two seal cases, two institutes
It states and is equipped with compression mechanism in seal case, is respectively arranged between the inside two sides and compression mechanism of the upside seal case
One seal chamber, third seal chamber are respectively arranged with the second sealing between the inside two sides and compression mechanism of the downside seal case
Chamber, the 4th seal chamber, the first annular seal space, the 4th seal chamber and the second seal chamber, third seal chamber pass through connecting tube with
Upper side port, the left side port of four-way pipe are connected, and the lower side port of two four-way pipes is connected with low-pressure admission nozzle
Logical, the right side port of two four-way pipes is connected with high pressure outlet air nozzle.
Further, the compression mechanism includes two oil cylinder pistons, and two oil cylinder pistons are separately positioned on sealing
Inside two sides of the cabinet and outer wall edge of oil cylinder piston offsets with cabinet wall.
Further, it is connected between two oil cylinder pistons by connecting rod, the company inside the seal case of upside
Extension bar outer wall is equipped with upper rack, and the connecting rod outer wall inside the seal case of downside is equipped with lower rack gear, the upper rack
It is connected between lower rack gear by transmission mechanism.
Further, the transmission mechanism includes gear shaft, and the outer wall of the gear shaft is equipped with and upper rack, lower rack gear
The gear teeth being meshed.
Further, the middle part of the gear shaft is equipped with shaft, and one end of the shaft and shaft coupling are coaxially connected, described
One end of shaft coupling is connected with servo motor.
Further, check valve, the setting direction of two check valves are equipped on two low-pressure admission nozzles
It is interior stream.
Further, check valve, the setting side of two check valves are also equipped on two high pressure outlet air nozzles
To be outflow.
The utility model has the beneficial effect that compared with prior art
1, servo motor drives the torque of rack-and-pinion cylinder rotation bigger, also bigger to the extruding force of gas, can be with
Obtain relatively high gas pressure；
2, due to the structural principle of double-rack-and-pinion, so that no matter motor is rotated to which direction, always there are a two chamber air-breathings, two
Chamber is calmed the anger, and is impulse stroke, is a kind of successional working condition, is changed original conventional air pumps interruption and is carried out gas boost
The case where；
3, servo motor can be convenient change revolving speed, and working frequency can be improved, so changeable unit time air demand,
And then greatly improve working efficiency；
4, by adjusting servo motor revolving speed, different pressure and flowrate proportioning can be easily obtained, to meet
The application requirement of oilfield exploitation mesohigh gas；
5, structure is simple, and part is few, sealed reliable, maintenance are more convenient, at low cost, traditional one week reciprocal for crank type one
Only make the function of circular diameter length, it is the 6.28 of crank type that gear double rack work done length in one week, which is 2 × 3.14 times of diameters,
Times, and power output and diameter remain 90 ° in one week and torsional forces angle is zero degree, are all with maximum power output.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 be the utility model proposes a kind of high efficient, high pressure servo fluid pump structure principle chart.
In figure: rack gear, 6- check valve, 7- four-way under 1- oil cylinder piston, 2- upper rack, 3- gear shaft, 4- shaft coupling, 5-
Pipe, 8- low-pressure admission nozzle, 9- high pressure outlet air nozzle, a1- first annular seal space, the second seal chamber of a2-, b1- third seal chamber,
The 4th seal chamber of b2-.
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, a kind of high efficient, high pressure servo fluid pumps, including two seal cases, is equipped in two seal cases
Compression mechanism is respectively arranged with first annular seal space a1, third seal chamber between the inside two sides of upside seal case and compression mechanism
B1 is respectively arranged with the second seal chamber b2, the 4th seal chamber b2 between the inside two sides of lower side seals cabinet and compression mechanism, the
One seal chamber a1, the 4th seal chamber b2 and the second seal chamber b1, third seal chamber a2 pass through connecting tube and four-way pipe 7
Upper side port, left side port are connected, and the lower side port of two four-way pipes 7 is connected with low-pressure admission nozzle 8, two four-ways
The right side port of pipe 7 is connected with high pressure outlet air nozzle 9.
Compression mechanism include two oil cylinder pistons 1, two oil cylinder pistons 1 be separately positioned on the inside two sides of seal case and
The outer wall edge of oil cylinder piston 1 offsets with cabinet wall；It is connected between two oil cylinder pistons 1 by connecting rod, upper side seal
The connecting rod outer wall of box house is equipped with upper rack 2, and the connecting rod outer wall of lower side seals box house is equipped with lower rack gear 5,
It is connected between upper rack 2 and lower rack gear 5 by transmission mechanism；Transmission mechanism includes gear shaft 3, and the outer wall of gear shaft 3 is equipped with
The gear teeth being meshed with upper rack 2, lower rack gear 5；The middle part of gear shaft 3 is equipped with shaft, and one end and the shaft coupling 4 of shaft coaxially connect
It connects, one end of shaft coupling 4 is connected with servo motor, and servo motor provides function and operates for servopump；Two low-pressure admission nozzles 8
On be equipped with check valve 6, the setting direction of two check valves 6 is interior stream；It is also equipped on two high pressure outlet air nozzles 9 unidirectional
Valve 6, the setting direction of two check valves 6 are outflow.
In use, servo motor is connect by shaft coupling 4 with the gear shaft 3 of double-rack-and-pinion, about 3 gear shaft is respectively engaged
One toothed rack, it is for linear motion that every toothed rack both ends connect an oil cylinder piston 1, and servo motor band movable gear shaft 3 makees up time
Needle is counterclockwise swung, and the swing of gear shaft 3 drives the upper rack 2, the lower rack gear 5 that are engaged with to make straight reciprocating motion,
Volume to drive oil cylinder piston 1 to make chamber closed at both ends is expanded or shunk, if gear shaft 3 is rotationally clockwise, is nibbled therewith
The upper rack 2 of conjunction is for linear motion to the right, and lower rack gear 5 is for linear motion to the left, first annular seal space a1, the 4th seal chamber b2 from
8 air-breathing of low-pressure admission nozzle, the second seal chamber a2, third seal chamber b1 extrude gas；Conversely, gear shaft 3 is counterclockwise
Rotation, the second seal chamber a2, third seal chamber b1 are from 8 air-breathing of low-pressure admission nozzle, first annular seal space a1, the 4th seal chamber
B2 extrudes gas, moves in circles in this way, low-pressure gas is continuously drawn into and is extruded；Using the compressibility principle of gas, no
Low-pressure gas is sucked disconnectedly, then by the rotation of servo motor, is extruded by small drift diameter pipeline, volume compression, pressure rise,
And present apparatus structure is simple, and part is few, sealed reliable, maintenance are more convenient, at low cost, traditional one week reciprocal for crank type one
Only make the function of circular diameter length, it is the 6.28 of crank type that gear double rack work done length in one week, which is 2 × 3.14 times of diameters,
Times, and power output and diameter remain 90 ° in one week and torsional forces angle is zero degree, are all with maximum power output.
Place is not described in detail for the utility model, is the well-known technique of those skilled in the art.
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 (7)
1. a kind of high efficient, high pressure servo fluid pump, it is characterised in that: equal in two seal cases including two seal cases
Equipped with compression mechanism, be respectively arranged between the inside two sides and compression mechanism of the upside seal case first annular seal space (a1),
Third seal chamber (b1) is respectively arranged with the second seal chamber between the inside two sides and compression mechanism of the downside seal case
(a2), the 4th seal chamber (b2), the first annular seal space (a1), the 4th seal chamber (b2) and the second seal chamber (a2), third are close
Envelope chamber (b1) is connected by connecting tube with the upper side port of four-way pipe (7), left side port, two four-way pipes (7)
Lower side port is connected with low-pressure admission nozzle (8), the right side port of two four-way pipes (7) with high pressure outlet air nozzle
(9) it is connected.
2. a kind of high efficient, high pressure servo fluid pump according to claim 1, it is characterised in that: the compression mechanism includes two
A oil cylinder piston (1), two oil cylinder pistons (1) are separately positioned on the inside two sides of seal case and oil cylinder piston (1)
Outer wall edge offsets with cabinet wall.
3. a kind of high efficient, high pressure servo fluid pump according to claim 2, it is characterised in that: two oil cylinder pistons
(1) it is connected between by connecting rod, the connecting rod outer wall inside the seal case of upside is equipped with upper rack (2), downside institute
It states the connecting rod outer wall inside seal case and is equipped with lower rack gear (5), pass through transmission between the upper rack (2) and lower rack gear (5)
Mechanism is connected.
4. a kind of high efficient, high pressure servo fluid pump according to claim 3, it is characterised in that: the transmission mechanism includes tooth
Wheel shaft (3), the outer wall of the gear shaft (3) are equipped with the gear teeth being meshed with upper rack (2), lower rack gear (5).
5. a kind of high efficient, high pressure servo fluid pump according to claim 4, it is characterised in that: in the gear shaft (3)
Portion is equipped with shaft, and one end of the shaft and shaft coupling (4) are coaxially connected, and one end of the shaft coupling (4) is connected with servo electricity
Machine.
6. a kind of high efficient, high pressure servo fluid pump according to claim 1, it is characterised in that: two low-pressure inlet pipes
It is equipped with check valve (6) on mouth (8), the setting direction of two check valves (6) is interior stream.
7. a kind of high efficient, high pressure servo fluid pump according to claim 6, it is characterised in that: two high pressure outlet air pipes
It is also equipped with check valve (6) on mouth (9), the setting direction of two check valves (6) is outflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820895839.XU CN208900305U (en) | 2018-06-11 | 2018-06-11 | A kind of high efficient, high pressure servo fluid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820895839.XU CN208900305U (en) | 2018-06-11 | 2018-06-11 | A kind of high efficient, high pressure servo fluid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208900305U true CN208900305U (en) | 2019-05-24 |
Family
ID=66566517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820895839.XU Expired - Fee Related CN208900305U (en) | 2018-06-11 | 2018-06-11 | A kind of high efficient, high pressure servo fluid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208900305U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799051A (en) * | 2018-06-11 | 2018-11-13 | 焦作市华中能源科技有限公司 | A kind of high efficient, high pressure servo fluid pump and its application method |
-
2018
- 2018-06-11 CN CN201820895839.XU patent/CN208900305U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799051A (en) * | 2018-06-11 | 2018-11-13 | 焦作市华中能源科技有限公司 | A kind of high efficient, high pressure servo fluid pump and its application method |
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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: 20190524 Termination date: 20200611 |