CN211258910U - Double-guide unpowered micro plunger pump - Google Patents
Double-guide unpowered micro plunger pump Download PDFInfo
- Publication number
- CN211258910U CN211258910U CN201922286538.4U CN201922286538U CN211258910U CN 211258910 U CN211258910 U CN 211258910U CN 201922286538 U CN201922286538 U CN 201922286538U CN 211258910 U CN211258910 U CN 211258910U
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- China
- Prior art keywords
- guide
- plunger
- pump
- pump body
- unpowered
- 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.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims description 23
- 239000004519 grease Substances 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims 6
- 239000003814 drug Substances 0.000 abstract description 18
- 230000001050 lubricating effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000520 microinjection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002455 scale inhibitor Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model relates to a plunger pump technical field specifically relates to a two direction unpowered micro plunger pumps. The utility model discloses unpowered micro plunger pump of two direction, through the reciprocal impact guide arm of outside power, make guide arm reciprocating motion, and then make joint bearing and the plunger reciprocating motion be connected with the guide arm, make the tip reciprocating motion in the inside cavity of the pump body of plunger, make the pressure in the cavity produce crisscross change, thereby make outside liquid medicine get into the cavity through inlet channel's feed liquor check valve, the liquid medicine in the cavity is through the flowing back check valve discharge cavity of flowing back passageway, realize the crisscross of feed liquor and flowing back, realize the automation and add the medicine.
Description
Technical Field
The utility model relates to a plunger pump technical field specifically relates to a two direction unpowered micro plunger pumps.
Background
The oil field chemical adding machine is a commonly used device and is an important means for increasing and stabilizing yield. The field of dosing includes water injection wells, oil production wells and gas production wells. The added agents comprise demulsifier, paraffin remover, scale inhibitor, bactericide, clay stabilizer, pour point depressant, corrosion inhibitor, drag reducer and the like. The dosing mode comprises manual dosing, single-well single-metering pump dosing and multi-well single-pump automatic circulation dosing.
In most oil fields, chemical dosing and paraffin removal of oil wells and oil pipes are necessary links in the working process of oil extraction operation. At present, the traditional mode of adding medicine at regular intervals by manpower is still adopted for most of medicine adding, the labor intensity of manual adding is high, the medicine adding is not timely, the medicine waste is large, the single medicine adding amount is small, the medicine adding concentration is unstable, the labor intensity of manpower is high, the medicine adding amount, the frequency and the like are difficult to accurately check, and the real-time monitoring can not be achieved.
The automatic dosing machine has large equipment investment, higher failure rate and difficult realization of micro-injection; therefore, it is necessary to design a reliable and durable micro plunger pump which is economical and practical.
Disclosure of Invention
The embodiment of the utility model provides a two direction unpowered trace plunger pumps can in time add the medicine and add that the medicine is extravagant little, add that the medicine concentration is stable, can reduce artifical intensity of labour. The specific technical scheme is as follows:
the embodiment of the utility model provides a double-guide unpowered micro plunger pump, which comprises a pump body part and a control part; the pump body part comprises a pump shell, a pump body positioned in the pump shell, a plunger capable of reciprocating and a joint bearing, wherein a cavity, a liquid inlet channel and a liquid discharge channel are formed in the pump body; a liquid inlet check valve is installed in the liquid inlet channel, and a liquid discharge check valve is installed in the liquid discharge channel; the control part comprises a guide part, an elastic part and a guide rod capable of reciprocating, the guide rod penetrates through the guide part, the guide rod is movably connected with the plunger through a joint bearing, the guide part is fixedly connected with the pump shell, the elastic part provides power for resetting the guide rod, and when the guide part is in contact with the joint bearing, the joint bearing is limited to move towards the guide part.
Further, the pump body part further comprises a guide sleeve, the guide sleeve is fixedly connected with the plunger, and the guide sleeve is sleeved on the outer side of the pump body and can reciprocate relative to the pump body.
Further, a buffer pad is arranged on the contact surface of the guide piece and the joint bearing.
Furthermore, the control part further comprises a fixed shield and a moving shield, the fixed shield is fixedly connected with the guide piece, the moving shield is fixedly connected with the guide rod, the moving shield can reciprocate relative to the fixed shield, and the elastic piece is positioned inside the fixed shield and the moving shield.
Furthermore, lubricating grease is filled in a cavity formed among the guide sleeve, the plunger and the sealing press ring.
Further, a cavity formed among the guide, the fixed guard, and the guide rod is filled with grease.
Further, the pump body part further comprises a sealing ring and a sealing press ring which are positioned inside the pump shell, the sealing ring is tightly wrapped on the plunger and embedded in the pump body, and the sealing press ring is fixedly connected with the pump body and extrudes the sealing ring.
Further, the guide piece is a guide flange, a connecting flange is arranged on the pump shell, and the connecting flange is connected with the guide flange through bolts.
Further, the resilient member is a spring compressed between the motion shield and the guide member.
The utility model discloses unpowered micro plunger pump of two direction, through the reciprocal impact guide arm of outside power, make guide arm reciprocating motion, and then make joint bearing and the plunger reciprocating motion be connected with the guide arm, make the tip reciprocating motion in the inside cavity of the pump body of plunger, make the pressure in the cavity produce crisscross change, thereby make outside liquid medicine get into the cavity through inlet channel's feed liquor check valve, the liquid medicine in the cavity is through the flowing back check valve discharge cavity of flowing back passageway, realize the crisscross of feed liquor and flowing back, realize the automation and add the medicine.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a structural diagram of a dual-guide unpowered micro plunger pump according to an embodiment of the present invention.
Wherein, 2-pump shell; 3-a pump body; 4-guide sleeve; 5, sealing the pressure ring; 6-plunger piston; 7-knuckle bearing; 8-a sealing ring; 9-a buffer pad; 10-a guide; 11-a fixed shield; 12-a guide rod; 13-a motion shield; 14-an elastic member; 15-power briquetting; 16-a liquid discharge one-way valve; 17-liquid inlet one-way valve; 18-attachment flange.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings.
As shown in fig. 1, an embodiment of the present invention provides a dual-guiding unpowered micro plunger pump, which includes a pump body portion and a control portion; the pump body part comprises a pump shell 2, a pump body 3 positioned in the pump shell 2, a plunger 6 capable of reciprocating and a joint bearing 7, wherein a cavity, a liquid inlet channel and a liquid discharge channel are formed in the pump body 3, the end part of the plunger 6 can reciprocate in the cavity, and the cavity is communicated with the outside through the liquid inlet channel and the liquid discharge channel; a liquid inlet one-way valve 17 is arranged in the liquid inlet channel, and a liquid discharge one-way valve 16 is arranged in the liquid discharge channel; the control part comprises a guide part 10, an elastic part 14 and a guide rod 12 capable of reciprocating, the guide rod 12 penetrates through the guide part 10, the guide rod 12 is movably connected with the plunger 6 through a joint bearing 7, the guide part 10 is fixedly connected with the pump shell 2, the elastic part 14 provides power for resetting for the guide rod 12, and when the guide part 10 is in contact with the joint bearing 7, the joint bearing 7 is limited to move towards the guide part 10.
The pump body part also comprises a guide sleeve 4, the guide sleeve 4 is fixedly connected with the plunger 6, and the guide sleeve 4 is sleeved on the outer side of the pump body 3 and can reciprocate relative to the pump body 3; the guide sleeve 4 may be used to guide the plunger 6.
Wherein, the surface of the guide 10 contacting with the knuckle bearing 7 is provided with a buffer pad 9, and the buffer pad 9 is used for buffering the impact force to the guide 10 when the plunger reciprocates, so that the abrasion caused by the impact of the plunger 6 and the guide 10 is reduced; the cushion pad 9 may use a rubber pad.
The operation part further comprises a fixed shield 11 and a moving shield 13, the fixed shield 11 is fixedly connected with the guide piece 10, the moving shield 13 is fixedly connected with the guide rod 12, the moving shield 13 can reciprocate relative to the fixed shield 11, and the elastic piece 14 is positioned inside the fixed shield 11 and the moving shield 13; the moving shield 13 can move relatively along the inner side or the outer side of the fixed shield 11, and the moving shield 13 is fixedly connected with the end part of the guide rod 12.
Wherein, the cavity formed among the guide sleeve 4, the plunger 6 and the sealing press ring 5 is filled with lubricating grease; the cavity formed between the guide 10, the fixed guard 11 and the guide rod 12 is filled with grease.
Wherein, pump body portion is still including being located inside sealing ring 8 and the sealed clamping ring 5 of pump casing 2, and sealing ring 8 closely wraps up on plunger 6 and imbeds on pump body 3, and sealed clamping ring 5 and 3 fixed connection of the pump body extrude sealing ring 8.
Wherein, the guide piece 10 is a guide flange, the pump housing 2 is provided with a connecting flange 18, and the connecting flange 18 is connected with the guide flange through a bolt.
The sealing ring 8 is used for sealing between the plunger 6 and the pump body 3, preventing a cavity inside the pump body 3 from being communicated with the outside through a gap between the plunger 6 and the pump body 3, and preventing a gap between the pharmaceutical industry plunger 6 and the pump body 3 from flowing out; the sealing compression ring 5 is of an annular structure with a T-shaped longitudinal section and is used for limiting and compressing the sealing ring 8; the guide 10 is used for guiding and limiting the guide rod 12; the elastic part 14 is used for providing power for resetting the movement direction during the reciprocating movement of the guide rod 12, and the elastic part 14 is a spring compressed between the movement shield 11 and the guide part 10; the knuckle bearing 7 is used for compensating an eccentric angle when the guide rod 12, the plunger 6 and the guide sleeve 4 are in reciprocating motion and eccentric and non-coaxial, so that the blocking of the guide rod 12, the plunger 6 and the guide sleeve 4 during motion is reduced.
The embodiment of the utility model provides a two unpowered micro plunger pumps of direction, as follows during the use:
external power such as a reciprocating polished rod of the pumping unit, the back and forth swing of a walking beam, the rotation motion of a crank and the like is used as a power source, such as a power press block 15, the power press block 15 intermittently presses down a motion shield 13 or a guide rod 12 to drive the guide rod 12 to reciprocate, so that a joint bearing 7 and a plunger 6 connected with the guide rod 12 reciprocate, the end part of the plunger 6 reciprocates in an inner cavity of a pump body 3, the pressure in the cavity changes in a staggered manner, liquid medicine outside the plunger pump enters the cavity through a liquid inlet one-way valve 17 of a liquid inlet channel, the liquid medicine in the cavity is discharged out of the cavity through a liquid outlet one-way valve 16 of a liquid outlet channel, the staggering of liquid inlet and liquid outlet is realized, and automatic.
The embodiment of the utility model provides an unpowered micro plunger pump of two direction's advantage as follows:
the double-guide design is adopted, wherein the guide sleeve 4 guides the plunger 6, and the guide piece 10 guides the guide rod 12; the stability and the accuracy nature when the plunger pump uses can be improved to two direction designs.
The guide rod 12 is movably connected with the plunger 6 through the knuckle bearing 7, so that the blocking of the guide rod 12, the plunger 6 and the guide sleeve 4 during the reciprocating motion is reduced.
By adopting the design of double oil storage cavities, the cavities formed among the guide sleeve 4, the plunger 6 and the sealing press ring 5 and the cavities formed among the guide piece 10, the fixed shield 11 and the guide rod 12 are filled with lubricating grease, so that the running stability is improved.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (9)
1. A double-guide unpowered micro plunger pump is characterized by comprising a pump body part and a control part; the pump body part comprises a pump shell, a pump body positioned in the pump shell, a plunger capable of reciprocating and a joint bearing, wherein a cavity, a liquid inlet channel and a liquid discharge channel are formed in the pump body; a liquid inlet check valve is installed in the liquid inlet channel, and a liquid discharge check valve is installed in the liquid discharge channel; the control part comprises a guide part, an elastic part and a guide rod capable of reciprocating, the guide rod penetrates through the guide part, the guide rod is movably connected with the plunger through a joint bearing, the guide part is fixedly connected with the pump shell, the elastic part provides power for resetting the guide rod, and when the guide part is in contact with the joint bearing, the joint bearing is limited to move towards the guide part.
2. The dual-guide unpowered micro plunger pump according to claim 1, wherein the pump body further comprises a guide sleeve, the guide sleeve is fixedly connected with the plunger, and the guide sleeve is sleeved outside the pump body and can reciprocate relative to the pump body.
3. A dual guide unpowered micropump as claimed in claim 1 wherein a cushion is mounted on the face of the guide that contacts the spherical plain bearing.
4. The dual guidance unpowered micropump of claim 1, wherein the manipulation section further comprises a fixed shield and a moving shield, the fixed shield is fixedly connected to the guide, the moving shield is fixedly connected to the guide rod, the moving shield is reciprocally movable with respect to the fixed shield, and the elastic member is located inside the fixed shield and the moving shield.
5. The dual guidance unpowered micro plunger pump according to claim 1, wherein a cavity formed between the guide sleeve, the plunger and the sealing press ring is filled with grease.
6. The dual guidance unpowered micropump of claim 1, wherein a cavity formed between the guide, the stationary shield, and the guide rod is filled with grease.
7. The dual-guide unpowered micro plunger pump according to claim 1, wherein the pump body further comprises a sealing ring and a sealing press ring inside the pump housing, the sealing ring is tightly wrapped on the plunger and embedded in the pump body, and the sealing press ring is fixedly connected with the pump body and presses the sealing ring.
8. The dual guide unpowered micropump of claim 1, wherein the guide member is a guide flange, and the pump housing is provided with a connection flange, and the connection flange is connected with the guide flange through a bolt.
9. The dual guide unpowered micropump of claim 4, wherein the resilient member is a spring compressed between the motion shield and the guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922286538.4U CN211258910U (en) | 2019-12-18 | 2019-12-18 | Double-guide unpowered micro plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922286538.4U CN211258910U (en) | 2019-12-18 | 2019-12-18 | Double-guide unpowered micro plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211258910U true CN211258910U (en) | 2020-08-14 |
Family
ID=71953604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922286538.4U Expired - Fee Related CN211258910U (en) | 2019-12-18 | 2019-12-18 | Double-guide unpowered micro plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211258910U (en) |
-
2019
- 2019-12-18 CN CN201922286538.4U patent/CN211258910U/en not_active Expired - Fee Related
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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: 20200814 |