CN107559245A - A kind of deep-well ejector - Google Patents
A kind of deep-well ejector Download PDFInfo
- Publication number
- CN107559245A CN107559245A CN201710955514.6A CN201710955514A CN107559245A CN 107559245 A CN107559245 A CN 107559245A CN 201710955514 A CN201710955514 A CN 201710955514A CN 107559245 A CN107559245 A CN 107559245A
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- water inlet
- sealing ring
- inlet pipe
- pipe
- deep
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 115
- 238000007789 sealing Methods 0.000 claims abstract description 98
- 239000000463 material Substances 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 150000002739 metals Chemical class 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 5
- 238000011900 installation process Methods 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Jet Pumps And Other Pumps (AREA)
Abstract
The invention provides a kind of deep-well ejector, belong to deep-well pump technical field.It solves the problems, such as that existing deep-well ejector installation process is relatively complicated.This deep-well ejector, including jet pipe and water inlet pipe, the lower end of jet pipe is connected with the upper end of water inlet pipe, water return outlet is offered in the side wall of jet pipe, the lower end of jet pipe is also arranged with least one sealing ring, and sealing ring is between water return outlet and water inlet pipe, water inlet pipe is provided with the keeper that can be circumferentially located in water inlet pipe in outer tube, sealing ring is made of flexible material, jet pipe is threadedly coupled with water inlet pipe, and the energy crush seal ring when jet pipe rotates and moves down is provided between jet pipe and water inlet pipe and sealing ring is radially expanded the clamping structure being pressed on outer tube wall.The installation of this deep-well ejector is fixed more convenient.
Description
Technical field
The invention belongs to deep-well pump technical field, is related to a kind of deep-well ejector.
Background technology
Ejector is mainly made up of nozzle, suction room, diffuser pipe, water inlet pipe, and nozzle is indoor positioned at suction, diffuser pipe position
In the top of suction room, water inlet pipe mainly utilizes jet flow negative pressure principle, rotated at a high speed in impeller of pump positioned at the lower section of suction room
Under, liquid is sprayed with high speed from nozzle, and swiftly flowing liquid can suck indoor formation vacuum after, and the vacuum is born
Pressure energy is enough sucked water by the water inlet pipe of lower section, so as to realize pump water, and using when need the ejector being fixedly plugged in
In a piece outer tube, ejector can be formed with outer tube wall and sealed, and the sealing station is positioned at the lower section of suction room, then by the outer tube
Insert in deep-well, and diffuser pipe is connected with water pump, the top of sealing station forms water flow circuit when water pump is started working, and is following
During ring, nozzle make it that sucking room forms negative pressure, and the negative pressure for sucking room produces suction to water inlet pipe, so as to by under sealing station
The water suction of side, realizes pump water.
Chinese invention patent application (application number：CN 200620095249.6) disclose a kind of ejector, including seat, seat
On the water filling port water filling plug and sealing gasket, seat that are sealed with have water inlet and delivery port, jet seat, interior connection on side
Pipe, outer tube, connector, straight tube and nozzle and backflow water inlet, its middle external tube needs to insert in deep-well, and ejector needs admittedly
Then and jet Dingan County is used in the outer tube, needs to be sequentially connected straight tube, connector, inner connection tube and outer tube when mounted,
Seat connection, is finally connected with self priming pump, that is, needs to install one by one, whole installation process is relatively complicated.
The content of the invention
The purpose of the present invention is above mentioned problem be present for existing technology, it is proposed that a kind of deep-well ejector, the deep-well
The installation of ejector is fixed more convenient.
The purpose of the present invention can be realized by following technical proposal：A kind of deep-well ejector, including jet pipe and water inlet
Pipe, the lower end of the jet pipe are connected with the upper end of water inlet pipe, and water return outlet is offered in the side wall of the jet pipe, described to penetrate
The lower end of flow tube is also arranged with least one sealing ring, and sealing ring is between water return outlet and water inlet pipe, it is characterised in that institute
State water inlet pipe and be provided with the keeper that water inlet pipe can be circumferentially located in outer tube, the sealing ring uses flexible material system
Into the jet pipe is threadedly coupled with water inlet pipe, and is provided between jet pipe and water inlet pipe when jet pipe rotates and moves down
When crush seal ring and sealing ring can be made to be radially expanded the clamping structure being pressed on outer tube wall.
Deep-well ejector is from top to bottom inserted in outer tube when mounted, keeper can act on outer tube wall, and make
Water inlet pipe is circumferentially positioned with outer tube, then rotary irradiating flow tube, and because jet pipe is threadedly coupled with water inlet pipe, and water inlet pipe is circumferentially solid
Calmly, therefore jet pipe can move down while rotating with respect to water inlet pipe, and now clamping structure can make sealing ring radially
Expand and be pressed on outer tube wall, and the thrust between sealing ring and outer tube can by deep-well ejector axial restraint, and
Fix the screw thread between rear jet pipe and water inlet pipe and coordinate the self-locking that can be realized on axial direction, so as to complete to deep-well ejector
Installation fix, it is simple to operate, wherein due to deep-well ejector being to realize to fix by the tensile force of sealing ring, therefore
Also preferable sealing can be realized between sealing ring and outer tube wall.
In above-mentioned deep-well ejector, the jet pipe includes injection body and crosses water pipe body, the injection body
The upper end for being set in water pipe body is fixed in lower end, and the upper end of the water inlet pipe was set in the lower end of water pipe body and with crossing water pipe body
Threaded connection.Jet pipe is made split type so that the processing for spraying body more facilitates, and is easy to the installation of sealing ring.
In above-mentioned deep-well ejector, the clamping structure is included on the straight end face and water inlet pipe of injection bottom of the pipe
The straight end face at end, the sealing ring are located between the straight end face of injection bottom of the pipe and the straight end face of water inlet pipe upper end,
And the straight end face of injection bottom of the pipe and the straight end face of water inlet pipe upper end being capable of edges when jet pipe rotates and moves down
Compress axially sealing ring.When jet pipe rotates, the straight end face of bottom of the pipe and the straight end face phase of water inlet pipe upper end are sprayed
To drawing close, the two straight end face can crush seal ring so that sealing ring is radially expanded, certain clamping structure can also be
It was located at water pipe body and the limit convex edge to intake in pipe outer wall, and sealing ring is located at two limit convexes between.
In above-mentioned deep-well ejector, the outer peripheral face of the sealing ring is the face of cylinder, and the both ends of the sealing ring are all
To with the pushing tow conical surface one, and one end that the pushing tow conical surface one is relatively large in diameter is outwardly, it is described cross on water pipe body to be also arranged with work as jet
Pipe can act on the pushing tow conical surface one and make the ring skeleton one and annular that sealing ring is radially expanded when rotating and moving down
Skeleton two.When spray bottom of the pipe straight end face it is relative with the straight end face of water inlet pipe upper end draw close when, ring skeleton one and
Ring skeleton two can be squeezed power, and now ring skeleton one and ring skeleton two can act on the pushing tow cone of sealing ring
Face one, the pushing tow conical surface one can radially be expanded by during active force, so as to realize being radially expanded for sealing ring.
In above-mentioned deep-well ejector, the sealing ring has several, and some sealing rings are arranged along water pipe body axial direction is crossed
Arrange, above-mentioned ring skeleton one is equipped between adjacent two sealing ring, spray between body and adjacent sealing ring and intake
Above-mentioned ring skeleton two is equipped between pipe and adjacent sealing ring.The sealing ring of the top and bottom is by annular bone
The clamping of frame one and ring skeleton two, and the sealing ring of center section is then by the clamping of two ring skeletons one, therefore it is some
Sealing ring is separated, and some sealing rings are more uniformly stressed, and ensures that each sealing ring can be radially expanded and expand journey
Degree is consistent, and so as to which the fixed force between outer tube wall is more uniform, the stability after fixing is higher.
In above-mentioned deep-well ejector, one end of the ring skeleton one and ring skeleton two towards sealing ring is respectively provided with
The pushing part of annular, it is circumferential on the pushing part that there is the pushing tow conical surface two, and the less one end of the diameter of the pushing tow conical surface two is outwardly,
The pushing tow conical surface two is relative with the pushing tow conical surface one, and the taper of the pushing tow conical surface one is less than the taper of the pushing tow conical surface two, and works as
The pushing tow conical surface two being capable of the radially pushing tow pushing tow conical surface one when jet pipe is rotated and moved down.The both ends of ring skeleton one
It is respectively provided with pushing part, and the one end relative with sealing ring of ring skeleton two has a pushing part, i.e. the both ends of each sealing ring are equal
Provided with pushing part, when ring skeleton one and ring skeleton two are by axial compressive force, the pushing tow conical surface two on pushing part can be by
The pushing tow conical surface one is gradually extruded, because the taper ratio pushing tow conical surface one of the pushing tow conical surface two is big, therefore when the pushing tow conical surface one is fitted in top
When pushing away on the conical surface two, the length of sealing ring diminishes, and external diameter becomes big, so as to produce larger thrust between outer tube wall.
In above-mentioned deep-well ejector, the both ends of the sealing ring also circumferentially have guide surface one, the guide surface
One is located at the outside of the pushing tow conical surface one, and the ring skeleton one and ring skeleton two circumferentially have towards one end of sealing ring leads
To plane two, the guide surface two is located at the outside of the pushing tow conical surface two, and guide surface two abuts in the guide surface of sealing ring
On one.When sealing ring is clamped and deformation occurs, guide surface two be able to can be oriented to guide surface one so that
Sealing ring is radially deformed, i.e., sealing ring can be radially expanded, so as to be pressed abd fixed in outer tube.
In above-mentioned deep-well ejector, the also circumferential slot to make way for offering annular on the outer peripheral face of the sealing ring should
The bottom surface of slot to make way is cambered surface, and the slot to make way is located at the middle part of sealing ring axial direction.Slot to make way is the entity portion at sealing ring both ends
Divide the space that deformation is provided, and the cambered surface on slot to make way can avoid stress concentration, it is more uniform so as to the deformation of sealing ring.
In above-mentioned deep-well ejector, one end end face of the ring skeleton two away from sealing ring is concave surface, the spray
Penetrate the straight end face of bottom of the pipe to lean with the concave surface edge of ring skeleton two, the straight end face edge of the water inlet pipe upper end
Leant with the concave surface of ring skeleton two.When jet pipe starts to rotate, sealing ring, ring skeleton one and ring skeleton two can
Rotated with water pipe body is crossed, now the concave surface at the straight end face edge and ring skeleton two of water inlet pipe upper end leans, both
For linear contact lay, to reduce the abrasion to rub and to ring skeleton two, it is pressed on when sealing ring is gradually compressed and is radially expanded
On outer tube wall, now sealing ring, ring skeleton one and ring skeleton two do not rotate, and spray the straight end face of bottom of the pipe with
The concave surface edge of ring skeleton two leans, and both are also linear contact lay, so as to reduce both frictions and to ring skeleton two
Abrasion.
In above-mentioned deep-well ejector, the keeper includes the elastic sheet metal of some strips, the elasticity gold
It is axially arranged along water inlet pipe to belong to the length direction of piece, and the upper end of elastic sheet metal is connected on the outer wall of water inlet pipe, lower end
Slidingly bear against on the outer wall of water inlet pipe, the middle part of the elastic sheet metal is radially outward arched upward along water inlet pipe, some described
Elastic sheet metal is circumferentially distributed.When ejector inserts outer tube, the arched part of elastic sheet metal can be resisted against on outer tube wall,
But the axial movement of ejector will not be hindered, the edge for moving into place rear elastic sheet metal arched part can be with outer tube wall
Larger frictional resistance is produced, circumferentially positioned so as to be carried out to water inlet pipe, certainly during actual processing, keeper can also
Using the block rubber of strip, block rubber is axially fixed in into water pipe outer wall along water inlet pipe, and the outer face of block rubber is
Cambered surface.
Compared with prior art, this deep-well ejector has advantages below：
1st, because jet pipe is threadedly coupled with water inlet pipe, and water inlet pipe can be circumferentially fixed in outer tube, therefore jet pipe
It can be moved down while rotating with respect to water inlet pipe, clamping structure can be radially expanded sealing ring and be pressed in outer tube
On wall, and the thrust between sealing ring and outer tube can be by deep-well ejector axial restraint, and fixes rear jet pipe with entering
Screw thread between water pipe coordinates the self-locking that can be realized on axial direction, so as to which the installation completed to deep-well ejector is fixed, operation letter
Folk prescription is just.
2nd, because the both ends of each sealing ring are equipped with pushing part, the pushing tow conical surface two can gradually extrude the pushing tow conical surface
One, it is close because the taper ratio pushing tow conical surface one of the pushing tow conical surface two is big, therefore when the pushing tow conical surface one is fitted on the pushing tow conical surface two
The length of seal ring diminishes, and external diameter becomes big, so as to produce larger thrust between outer tube wall.
3rd, due to deep-well ejector be to realize to fix by the tensile force of sealing ring, thus sealing ring and outer tube wall it
Between can also realize preferable sealing.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of deep-well ejector.
Fig. 2 is the structure sectional view of deep-well ejector.
Fig. 3 is the schematic enlarged-scale view at A in Fig. 2.
Fig. 4 is the dimensional structure diagram of sealing ring.
Fig. 5 is the dimensional structure diagram of ring skeleton one.
Fig. 6 is the schematic enlarged-scale view at B in Fig. 2.
Fig. 7 is the schematic enlarged-scale view at C in Fig. 2.
In figure, 1, jet pipe；11st, body is sprayed；111st, water return outlet；12nd, water pipe body is crossed；2nd, water inlet pipe；3rd, sealing ring；
31st, the pushing tow conical surface one；32nd, guide surface one；33rd, slot to make way；4a, ring skeleton one；4b, ring skeleton two；41st, pushing part；
411st, the pushing tow conical surface two；42nd, guide surface two；5th, elastic sheet metal.
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in Figure 1 and Figure 2, a kind of deep-well ejector, including jet pipe 1 and water inlet pipe 2, jet pipe 1 include injection body
11 fix the upper end for being set in water pipe body 12 with water pipe body 12 excessively, the lower end of injection body 11, and the upper end of water inlet pipe 2 is set in
Cross the lower end of water pipe body 12 and be threadedly coupled with crossing water pipe body 12, water return outlet 111, jet pipe 1 are offered in the side wall of jet pipe 1
Lower end be also arranged with three sealing rings 3, and sealing ring 3 is between water return outlet 111 and water inlet pipe 2, some edges of sealing ring 3
The axially arrangement of water pipe body 12 is crossed, the 4a of ring skeleton one, injection body 11 and adjacent sealing are equipped between adjacent two sealing ring 3
The 4b of ring skeleton two is equipped between ring 3 and between water inlet pipe 2 and adjacent sealing ring 3, sprays the lower end of body 11 and water inlet
The upper end of pipe 2 is respectively provided with straight end face, and sealing ring 3 is straight positioned at the straight end face of injection body 11 lower end and the upper end of water inlet pipe 2
Between end face, and the straight end face of the lower end of body 11 and putting down for the upper end of water inlet pipe 2 are sprayed when jet pipe 1 rotates and moves down
Straight end face being capable of crush seal ring 3 vertically.The outer wall of water inlet pipe 2 is provided with the elastic sheet metal 5 of some strips, elastic metallic
The length direction of piece 5 is axially arranged along water inlet pipe 2, and the upper end of elastic sheet metal 5 is connected on the outer wall of water inlet pipe 2, under
End is slidingly born against on the outer wall of water inlet pipe 2, and the middle part of elastic sheet metal 5 is radially outward arched upward along water inlet pipe 2, if dry elasticity
Sheet metal 5 is circumferentially distributed, and when ejector inserts outer tube, the arched part of elastic sheet metal 5 can be resisted against on outer tube wall, but
It is the axial movement that will not hinder ejector, the edge for moving into place the rear arched part of elastic sheet metal 5 can be with outer tube wall
Larger frictional resistance is produced, it is circumferentially positioned so as to be carried out to water inlet pipe 2.
With reference to shown in Fig. 3, Fig. 4, Fig. 5, sealing ring 3 is made of flexible material, flexible, the outer peripheral face of sealing ring 3
For the face of cylinder, the both ends of sealing ring 3 circumferentially have the pushing tow conical surface 1, and one end court that the pushing tow conical surface 1 is relatively large in diameter
Outside, one end of the 4a of ring skeleton one and the 4b of ring skeleton two towards sealing ring 3 is respectively provided with the pushing part 41 of annular, on pushing part 41
It is circumferential that there is the pushing tow conical surface 2 411, and the less one end of the diameter of the pushing tow conical surface 2 411 is outwardly, the pushing tow conical surface 2 411 and pushing tow
The conical surface 1 is relative, and the taper of the pushing tow conical surface 1 is less than the taper of the pushing tow conical surface 2 411, and when jet pipe 1 rotates and downward
The pushing tow conical surface 2 411 being capable of the radially pushing tow pushing tow conical surface 1 when mobile.The both ends of sealing ring 3, which also circumferentially have, to be oriented to
Plane 1, the guide surface 1 are located at the outside of the pushing tow conical surface 1, the 4a of ring skeleton one and the 4b directions of ring skeleton two
One end of sealing ring 3 circumferentially has guide surface 2 42, and the guide surface 2 42 is located at the outside of the pushing tow conical surface 2 411, and
Guide surface 2 42 is abutted in the guide surface 1 of sealing ring 3.Annular is also circumferentially offered on the outer peripheral face of sealing ring 3
Slot to make way 33, the bottom surface of the slot to make way 33 is cambered surface, and slot to make way 33 is located at the middle part of the axial direction of sealing ring 3, and slot to make way 33 is sealing
The entity part at the both ends of ring 3 provides the space of deformation.With reference to shown in Fig. 6, Fig. 7, the one end of the 4b of ring skeleton two away from sealing ring 3
End face is concave surface, and the straight end face and the 4b of ring skeleton two concave surface edge of injection body 11 lower end lean, the upper end of water inlet pipe 2
Straight end face edge and the 4b of ring skeleton two concave surface lean.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more having used the terms such as jet pipe 1, injection body 11, water return outlet 111 herein, it is not precluded from using
The possibility of other terms.It is used for the purpose of more easily describing and explaining the essence of the present invention using these terms；Them
Any additional limitation is construed to all to disagree with spirit of the present invention.
Claims (10)
1. a kind of deep-well ejector, including jet pipe (1) and water inlet pipe (2), lower end and the water inlet pipe (2) of the jet pipe (1)
Upper end be connected, water return outlet (111) is offered in the side wall of the jet pipe (1), the lower end of the jet pipe (1) is also arranged
There is at least one sealing ring (3), and sealing ring (3) is located between water return outlet (111) and water inlet pipe (2), it is characterised in that described
Water inlet pipe (2) is provided with the keeper that can be circumferentially located in water inlet pipe (2) in outer tube, and the sealing ring (3) is using flexible
Material is made, and the jet pipe (1) is threadedly coupled with water inlet pipe (2), and is provided with to work as between jet pipe (1) and water inlet pipe (2) and penetrates
Flow tube (1) rotates and crush seal ring (3) and can be radially expanded sealing ring (3) to be pressed on outer tube wall when moving down
Clamping structure.
2. deep-well ejector according to claim 1, it is characterised in that the jet pipe (1) includes injection body (11)
With water pipe body (12) excessively, the upper end for being set in water pipe body (12), the water inlet pipe are fixed in the lower end of the injection body (11)
(2) upper end was set in the lower end of water pipe body (12) and was threadedly coupled with crossing water pipe body (12).
3. deep-well ejector according to claim 2, it is characterised in that the clamping structure is included under injection body (11)
The straight end face at end and the straight end face of water inlet pipe (2) upper end, the sealing ring (3) are straight positioned at injection body (11) lower end
Between the straight end face of end face and water inlet pipe (2) upper end, and sprayed when jet pipe (1) rotates and moves down under body (11)
The straight end face of straight end face and water inlet pipe (2) upper end at end being capable of crush seal ring (3) vertically.
4. deep-well ejector according to claim 3, it is characterised in that the outer peripheral face of the sealing ring (3) is the face of cylinder,
The both ends of the sealing ring (3) circumferentially have the pushing tow conical surface one (31), and one end court that the pushing tow conical surface one (31) is relatively large in diameter
Outside, described be also arranged with water pipe body (12) excessively can act on the pushing tow conical surface one when jet pipe (1) rotates and moves down
(31) on and the ring skeleton one (4a) and ring skeleton two (4b) that are radially expanded sealing ring (3).
5. deep-well ejector according to claim 4, it is characterised in that the sealing ring (3) has several, and this is some close
Seal ring (3) is equipped with above-mentioned ring skeleton one (4a) along water pipe body (12) axially arrangement is crossed between adjacent two sealing ring (3),
It is equipped between injection body (11) and adjacent sealing ring (3) and between water inlet pipe (2) and adjacent sealing ring (3) above-mentioned
Ring skeleton two (4b).
6. deep-well ejector according to claim 5, it is characterised in that the ring skeleton one (4a) and ring skeleton two
One end of (4b) towards sealing ring (3) is respectively provided with the pushing part (41) of annular, circumferentially has pushing tow on the pushing part (41)
The conical surface two (411), and the less one end of the pushing tow conical surface two (411) diameter is outwardly, the pushing tow conical surface two (411) and the pushing tow conical surface
Relatively, the taper of the pushing tow conical surface one (31) is less than the taper of the pushing tow conical surface two (411) for one (31), and when jet pipe (1) turns
The pushing tow conical surface two (411) being capable of the radially pushing tow pushing tow conical surface one (31) when moving and moving down.
7. deep-well ejector according to claim 6, it is characterised in that the both ends of the sealing ring (3) also circumferentially have
Guide surface one (32), the guide surface one (32) are located at the outside of the pushing tow conical surface one (31), the ring skeleton one (4a) and
Ring skeleton two (4b) circumferentially has guide surface two (42) towards one end of sealing ring (3), guide surface two (42) position
In the outside of the pushing tow conical surface two (411), and guide surface two (42) is abutted in the guide surface one (32) of sealing ring (3).
8. according to the deep-well ejector described in claim 4 or 5 or 6 or 7, it is characterised in that the outer peripheral face of the sealing ring (3)
The upper also circumferential slot to make way (33) for offering annular, the bottom surface of the slot to make way (33) is cambered surface, and the slot to make way (33) is positioned at close
The middle part of seal ring (3) axial direction.
9. according to the deep-well ejector described in claim 5 or 6 or 7, it is characterised in that the ring skeleton two (4b) is away from close
One end end face of seal ring (3) is concave surface, the straight end face and the concave surface of ring skeleton two (4b) of described injection body (11) lower end
Edge leans, and the concave surface at the straight end face edge and ring skeleton two (4b) of water inlet pipe (2) upper end leans.
10. deep-well ejector as claimed in any of claims 1 to 7, it is characterised in that if the keeper includes
The elastic sheet metal (5) of dry strip, the length direction of the elastic sheet metal (5) is axially arranged along water inlet pipe (2), and elasticity
The upper end of sheet metal (5) is connected on the outer wall of water inlet pipe (2), and lower end is slidingly born against on the outer wall of water inlet pipe (2), institute
The middle part for stating elastic sheet metal (5) is radially outward arched upward along water inlet pipe (2), and some elastic sheet metals (5) are circumferentially distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710955514.6A CN107559245B (en) | 2017-10-14 | 2017-10-14 | Deep well jet device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710955514.6A CN107559245B (en) | 2017-10-14 | 2017-10-14 | Deep well jet device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107559245A true CN107559245A (en) | 2018-01-09 |
| CN107559245B CN107559245B (en) | 2023-07-25 |
Family
ID=60985795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710955514.6A Active CN107559245B (en) | 2017-10-14 | 2017-10-14 | Deep well jet device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107559245B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117552786A (en) * | 2024-01-12 | 2024-02-13 | 中煤科工开采研究院有限公司 | Top plate frosted jet flow fracturing and top cutting device and top cutting method |
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| US5628623A (en) * | 1993-02-12 | 1997-05-13 | Skaggs; Bill D. | Fluid jet ejector and ejection method |
| CN202612077U (en) * | 2012-06-29 | 2012-12-19 | 宁波汇龙泵业有限公司 | Jet device |
| CN103256072A (en) * | 2013-06-09 | 2013-08-21 | 武汉大学 | Anti-spray device for assisting high-pressure water jet slotting |
| CN104487651A (en) * | 2012-07-06 | 2015-04-01 | 梅塔井下公司 | A tubular connection |
| CN207333317U (en) * | 2017-10-14 | 2018-05-08 | 浙江豪贝泵业股份有限公司 | A kind of deep-well ejector |
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2017
- 2017-10-14 CN CN201710955514.6A patent/CN107559245B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4744730A (en) * | 1986-03-27 | 1988-05-17 | Roeder George K | Downhole jet pump with multiple nozzles axially aligned with venturi for producing fluid from boreholes |
| US5628623A (en) * | 1993-02-12 | 1997-05-13 | Skaggs; Bill D. | Fluid jet ejector and ejection method |
| CN202612077U (en) * | 2012-06-29 | 2012-12-19 | 宁波汇龙泵业有限公司 | Jet device |
| CN104487651A (en) * | 2012-07-06 | 2015-04-01 | 梅塔井下公司 | A tubular connection |
| CN103256072A (en) * | 2013-06-09 | 2013-08-21 | 武汉大学 | Anti-spray device for assisting high-pressure water jet slotting |
| CN207333317U (en) * | 2017-10-14 | 2018-05-08 | 浙江豪贝泵业股份有限公司 | A kind of deep-well ejector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117552786A (en) * | 2024-01-12 | 2024-02-13 | 中煤科工开采研究院有限公司 | Top plate frosted jet flow fracturing and top cutting device and top cutting method |
| CN117552786B (en) * | 2024-01-12 | 2024-04-09 | 中煤科工开采研究院有限公司 | Top plate frosted jet flow fracturing and top cutting device and top cutting method |
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| CN107559245B (en) | 2023-07-25 |
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Denomination of invention: A deep well jet injector Granted publication date: 20230725 Pledgee: China Construction Bank Wenling sub branch Pledgor: ZHEJIANG HAPPY PUMP INDUSTRY CO.,LTD. Registration number: Y2024980028159 |
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