CN110355153A - A kind of comprehensive tube cleaning arrangement - Google Patents
A kind of comprehensive tube cleaning arrangement Download PDFInfo
- Publication number
- CN110355153A CN110355153A CN201910666671.4A CN201910666671A CN110355153A CN 110355153 A CN110355153 A CN 110355153A CN 201910666671 A CN201910666671 A CN 201910666671A CN 110355153 A CN110355153 A CN 110355153A
- Authority
- CN
- China
- Prior art keywords
- clip
- cleaning
- axis
- tube body
- orifice plate
- 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.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000005192 partition Methods 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 235000013405 beer Nutrition 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/021—Cleaning pipe ends or pipe fittings, e.g. before soldering
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
Present invention innovation provides comprehensive tube cleaning arrangement that is a kind of with the nozzle that can be rotated by hydraulic pressure, and can resetting.This kind of comprehensive tube cleaning arrangement, including tube body and it is located at the intracorporal wiper mechanism of pipe, the tube body upper end is equipped with dismountable pipe lid, the wiper mechanism includes cleaning axis, water inlet orifice plate and swivel nozzle, baffle at the top of the cleaning axis across tube body and pipe lid, the dynamic clamping head and quiet clamping head that trend cleaning axis resets is cased at the top of the cleaning axis, the cleaning axis bottom is equipped with pedestal, and the swivel nozzle is rotatably set in between water orifice plate and pedestal.This tube cleaning arrangement, after water flow is filled in tube body from water inlet end, flow action is in water inlet orifice plate, swivel nozzle and cleaning axis pedestal, cleaning axis is pressed down, swivel nozzle is rotated after entering in pipe to be treated by hydraulic pressure, dynamic clamping head and quiet clamping head is then that axis will be cleaned in the case where no hydraulic pressure toward pull-up, so that cleaning axis resets.
Description
Technical field
The invention belongs to pipeline cleanser field more particularly to a kind of comprehensive tube cleaning arrangements.
Background technique
Valve pipe is a kind of interface channel applied in numerous areas, such as production and the field of medicaments of beer beverage
Production all be unable to do without the transmission of pipeline, but these pipelines are after long-term use, and inner wall of the pipe has dirt or impurity adherency,
Certain time is cleaned；And existing manufacturer is using to being filled with high pressure water flow in pipeline to pipeline cleaning mode
Or it is passed through certain de-sludging liquid, this waste that is filled with high pressure water flow often and will cause water and cleaning efficiency be not high.
Summary of the invention
In view of the shortcomings of the prior art, present invention innovation provides a kind of with the spray that can be rotated by hydraulic pressure
Mouth, and the comprehensive tube cleaning arrangement that can be resetted.
This kind of comprehensive tube cleaning arrangement, including tube body and be located at and manage intracorporal wiper mechanism, the tube body side
With water inlet end, the tube body upper end is equipped with pipe lid, and the wiper mechanism includes cleaning axis, water inlet orifice plate and swivel nozzle, institute
It states tube body and pipe lid forms cavity, partition is equipped in the cavity, the cleaning axis upper end is at the top of partition, the cleaning axis
It is cased with the dynamic clamping head and quiet clamping head that trend cleaning axis resets, the cleaning axis bottom is equipped with pedestal, water inlet orifice plate bound position
It is located on cleaning axis, the swivel nozzle is rotatably sleeved on the cleaning axis between water orifice plate and pedestal, the rotation
Nozzle is equipped with intake chamber, and the intake chamber is communicated with the inlet opening on water inlet orifice plate, and the swivel nozzle has spray orifice, described
Spray orifice is communicated with intake chamber.
The water inlet orifice plate outer surface is equipped with upper seal groove, is equipped with the upper seal to match in the upper seal groove；Institute
Base outer surface is stated equipped with lower seal groove cavity, is equipped with the lower seal to match in the lower seal groove cavity, on the base outer surface
Lower seal close-fitting act on inboard wall of tube body.
The cleaning axis outer surface is equipped with upper and lower two grooves, is equipped with retaining ring in the groove, the inlet opening board exists
Between upper and lower two retaining rings.
The partition upper end has spring base, and the dynamic clamping head and quiet clamping head is spring, and the spring pocket is on cleaning axis, spring
Bottom end be located in spring base, the top of spring acts on Upper gasket, the Upper gasket be fixed on cleaning axis on.
Have between the partition and tube body and is equipped with sealing ring between sealing ring or/and partition and pipe lid.
The limit sleeve that limit cleaning axis moves up is additionally provided on the cleaning axis.
By clamp connection between the tube body and pipe lid, the interconnecting piece of the tube body and pipe lid all has to be tilted outward
Inclined-plane, the inside junction of the clip has the locking face to match with interconnecting piece.
The clip includes the first clip, the second clip and third clip, between first clip and the second clip
By hinged axis connection, pass through hinged axis connection, first clip and third card between second clip and third clip
It is locked between hoop by locking member；First clip and third clamp connection end are equipped with locking gap, the locking gap one
End is equipped with fixed link, and the locking member includes screw rod and nut, and described screw rod one end is hinged in fixed link, the screw rod button
It closes in locking gap.
Another end surfaces of locking gap are equipped with circular groove, and the screw rod is equipped with gasket, and the gasket acts on circular groove
On.
The connecting pin between connecting pin and the second clip and third clip between first clip and the second clip
Cross-articulation is on articulated shaft respectively；The contact jaw of the nut and gasket is equipped with projecting surface；The nut two sides are equipped with rotation
The convex block of nut.
According to tube cleaning arrangement provided by the invention, water inlet orifice plate and swivel nozzle that axis bottom is equipped with are cleaned, when
After water flow is filled in tube body from water inlet end, flow action is past in water inlet orifice plate, swivel nozzle and cleaning axis pedestal, cleaning axis
It pushes, swivel nozzle is rotated after entering in pipe to be treated by hydraulic pressure, and the dynamic clamping head and quiet clamping head on cleaning axis top is then not have
Axis will be cleaned in the case where having hydraulic pressure toward pull-up, so that cleaning axis resets.
Detailed description of the invention
Fig. 1 is cross-sectional view of the invention.
Fig. 2 is the structure chart that axis is cleaned in the present invention.
Fig. 3 is the structure chart of water inlet orifice plate in the present invention.
Fig. 4 is the structure chart of swivel nozzle in the present invention.
Fig. 5 is the overall structure figure of clip in the present invention.
Fig. 6 is the structure chart of locking member in the present invention.
Specific embodiment
Since pipeline is after long-term use, inner wall of the pipe has dirt or impurity adherency, and certain time needs to carry out clear
It washes；And existing manufacturer is using to being filled with high pressure water flow in pipeline or be passed through certain detergent liquid to pipeline cleaning mode
Body, it is this to be filled with high pressure water flow often and will cause the waste of water, and it is difficult to clean clean, the present invention designs pipeline cleaning dress
It sets, specific structure is as shown in Figure 1, this comprehensive tube cleaning arrangement, the cleaning machine including tube body 1 and in tube body 1
Structure, 1 side of tube body have water inlet end 12, and 1 upper end of tube body is equipped with dismountable pipe lid 8, are clip 103 between pipe lid 8 and tube body 1
Connection, is equipped with rubber ring between clip 103 and pipe lid 8 and tube body 1, primarily to preventing water from leaking.
Wiper mechanism includes cleaning axis 2, water inlet orifice plate 3 and swivel nozzle 4, tube body 1 and the formation cavity of pipe lid 8, in cavity
It equipped with partition 11, cleans 2 upper end of axis and passes through partition 11, partition 11 mainly prevents water flow from pouring in pipe lid 8, and partition 11 is solid
Fixed motionless, 11 outer ring of partition is equipped with sealing rubber ring, cleans and is cased with the elastic reset that trend cleaning axis resets at the top of axis 2
Part, cleaning 2 bottom of axis are equipped with pedestal 21, are located on cleaning axis 2 to water inlet about 3 orifice plate limit, swivel nozzle 4 rotationally covers
It is located at on the cleaning axis 2 between water orifice plate 3 and pedestal 21.
As shown in Figure 3-4, swivel nozzle 4 is equipped with intake chamber 42, intake chamber 42 and 31 phase of inlet opening on water inlet orifice plate 3
Logical, after water flow pours in tube body 1, water flow is poured by inlet opening 31 into water orifice plate 3, then pours in rotation by intake chamber 42
Nozzle 4, last flow action is on the pedestal 21 of cleaning axis 2, and at this moment hydraulic pressure is pressed downward axis 2 is cleaned, and swivel nozzle 4 enters quilt
In the pipeline of cleaning, swivel nozzle 4 has spray orifice 41, and spray orifice 41 can be inclination upwards and be also possible to tilt down or exist
It is tilted on horizontal plane, these types of angled manner can make swivel nozzle 4 rotate (the existing skill of swivel nozzle under water flow pressure
Art), spray orifice 41 is communicated with intake chamber 42, that water flow is sprayed from spray orifice 41, and the pressure of water is decomposed, then the power after decomposing will revolve
Turn the rotation of nozzle 4.
3 outer surface of orifice plate intake equipped with upper seal groove 231, upper seal groove 231 is interior to be equipped with the upper seal 105 to match；
21 outer surface of pedestal also is provided with lower seal groove cavity 232, is equipped with the lower seal 106 to match, 21 appearance of pedestal in lower seal groove cavity 232
106 close-fitting of lower seal on face acts on 1 inner wall of tube body, when cleaning axis 2 and not moving down, on pedestal 21 under it is close
Seal 106 acts on 1 inner wall of tube body, prevents in the liquid leakage inlet pipe body in pipe to be treated, when cleaning under axial direction
After movement, when water inlet orifice plate 3 is depressed into 1 bottom of tube body, the upper seal 105 intake on orifice plate 3 is acted on 1 inner wall of tube body,
It prevents in the liquid countercurrent inlet pipe body in pipe to be treated.
Since water flow can be pressed down against water inlet orifice plate 3, orifice plate 3 of intaking in order to prevent moves up and down on cleaning axis 2, such as
Shown in Fig. 2, cleaning 2 outer surface of axis is equipped with upper and lower two grooves 22, and retaining ring 101 is equipped in groove 22, and water inlet orifice plate 3 is stuck in up and down
Between two retaining rings 101, retaining ring 101 can be stuck in groove 22 to prevent from into water orifice plate 3 for the snap ring of elasticity, snap ring and move
It is dynamic.
As shown in Figure 1,11 upper end of partition has a spring base 9, dynamic clamping head and quiet clamping head is spring 7,7 sets of spring on cleaning axis 2,
The bottom end of spring 7 is located in spring base 9, and the top of spring 7 acts on Upper gasket 6, and Upper gasket 6 is fixed on cleaning axis 2, main
It is resetted if being realized by spring 7.
Have between partition 11 and tube body 1 and is equipped with sealing ring 104 between sealing ring 104 or/and partition 11 and pipe lid 8.
The limit sleeve 102 that limit cleaning axis moves up is additionally provided on cleaning axis 2, the main effect of limit sleeve 102 is when spring 7
When cleaning axis 2 is resetted upwards, the distance for preventing cleaning axis 2 from moving up is excessive, and limit sleeve 102 is against on 11 bottom surface of partition.
It is connected between tube body 1 and pipe lid 8 by clip 103, the interconnecting piece 16 of tube body 1 and pipe lid 8 all has outside inclination
Oblique inclined-plane, the inside junction of clip 103 have the locking face 15 to match with interconnecting piece 16, interconnecting piece 16 and locking face 15
The inclined surface being mutually matched can be such that the two connects closer.
In order to be easier to be socketed on pipeline after dismantling entire clip, as seen in figs. 5-6, clip include the first clip 17,
Second clip 18 and third clip 19 are connected between first clip 17 and the second clip 18 by articulated shaft 20, the second clip
It is connected between 18 and third clip 19 by articulated shaft 20, after clip 103 is dismantled, because it is three that entire clip 103, which divides,
Section has and is connected between two sections by articulated shaft 20, then, each save after clip 19 rotates is parallel to each other, when clip 103 is needed in sky
Between narrow and more pipeline environment be socketed, only first segment clip need to be put in lower end of duct and rotated, then proceeded to
Second section clip is put in into rotation so that it is convenient to connection of the clip 103 to pipeline；Lead between first clip 17 and third clip 19
Cross locking member locking.
In order to enable the both ends of the good locking hoop of locking member, the first clip 17 is equipped with lock with 19 connecting pin of third clip
Only gap 21,21 one end of locking gap are equipped with fixed link 22, and locking member includes screw rod 23 and nut 24, because of existing locking
Part be all monomer can whole dismounting part, when do not need locking when, locking member needs to leave clip, then easily causing lock
The omission of tight part, so 23 one end of screw rod is hinged in fixed link 22, screw rod 23 is fastened in locking gap 21.
Certain abrasion, locking are caused in itself to locking gap 21 and nut 24 when 24 turn of nut is locked in order to prevent
The surface that 21 other end of gap is contacted with nut 24 is equipped with circular groove 211, and screw rod 23 is equipped with gasket 25, and gasket 25 acts on circular groove
On 211, gasket 25 plays the role of buffering power between the two.
Connecting pin and second in order to enhance the hinged intensity of each section clip, between the first clip 17 and the second clip 18
For connecting pin difference cross-articulation between clip 18 and third clip 19 on articulated shaft 20, such cross-articulation makes each section card
Contact surface between hoop and articulated shaft 20 is bigger, and the hinged power of receiving is bigger；In order to reduce the abrasion of nut 24, nut 24 and pad
The contact jaw of piece 25 is equipped with projecting surface 241, and projecting surface 241 is directly contacted with gasket 25 after nut 24 is locked, and it is right to reduce gasket 25
The abrasion in that face that nut 24 is locked；In order to facilitate people's rotating nut 24,24 two sides of nut are equipped with the convex of rotating nut 24
Block 242, people only need to catch the convex block 242 of two sides to rotate.
Working principle: after water flow is filled in tube body 1 from water inlet end 12, water flow is poured by inlet opening 31 into water orifice plate 3,
Then swivel nozzle 4 is poured in by intake chamber 42, last flow action is on the pedestal 21 of cleaning axis 2, and at this moment hydraulic pressure will clean
Axis 2 is pressed downward, and swivel nozzle 4 enters in cleaned pipeline, due to spray orifice 41 inclined on swivel nozzle 4, swivel nozzle 4 by
It is rotated in cleaned pipeline after to the pressure of water flow, the dynamic clamping head and quiet clamping head on cleaning 2 top of axis is then the feelings in not hydraulic pressure
Axis 2 will be cleaned under condition toward pull-up, so that cleaning axis 2 resets.
Claims (10)
1. a kind of comprehensive tube cleaning arrangement, including tube body (1) and the wiper mechanism being located in tube body (1), the tube body
(1) side has water inlet end (12), and tube body (1) upper end is equipped with pipe lid (8), it is characterised in that: the wiper mechanism includes
Axis (2), water inlet orifice plate (3) and swivel nozzle (4) are cleaned, the tube body (1) and pipe lid (8) form cavity, set in the cavity
Have partition (11), the cleaning axis (2) upper end passes through partition (11), and it is multiple that cleaning axis (2) top is cased with trend cleaning axis (2)
The dynamic clamping head and quiet clamping head of position, the cleaning axis (2) bottom are equipped with pedestal (21), and the water inlet orifice plate (3) is located at clearly with limiting up and down
It washes on axis (2), the swivel nozzle (4) is rotatably sleeved on into the cleaning axis (2) between water orifice plate (3) and pedestal (21)
On, the swivel nozzle (4) is equipped with intake chamber (42), the inlet opening (31) on the intake chamber (42) and water inlet orifice plate (3)
It communicates, the swivel nozzle (4) has spray orifice (41), and the spray orifice (41) communicates with intake chamber (42).
2. a kind of comprehensive tube cleaning arrangement according to claim 1, it is characterised in that: water inlet orifice plate (3) appearance
Face is equipped with upper seal groove (231), and the upper seal (105) to match is equipped in the upper seal groove (231)；The pedestal (21)
Outer surface is equipped with lower seal groove cavity (232), and the lower seal (106) to match, the pedestal are equipped in the lower seal groove cavity (232)
(21) lower seal on outer surface (106) close-fitting acts on tube body (1) inner wall.
3. a kind of comprehensive tube cleaning arrangement according to claim 1, it is characterised in that: cleaning axis (2) outer surface
Equipped with upper and lower two grooves (22), retaining ring (101) are equipped in the groove (22), the water inlet orifice plate (3) is stuck in two up and down
Between retaining ring (101).
4. a kind of comprehensive tube cleaning arrangement according to claim 1, it is characterised in that: partition (11) upper end has
Spring base (9), the dynamic clamping head and quiet clamping head are spring (7), and the spring (7) covers in cleaning axis (7), and the bottom end of spring (7) is set
In spring base (9), the top of spring (7) is acted on Upper gasket (6), and the Upper gasket (6) is fixed in cleaning axis (2).
5. a kind of comprehensive tube cleaning arrangement according to claim 1, it is characterised in that: the partition (11) and tube body
(1) have between and be equipped with sealing ring (104) between sealing ring (104) or/and partition (11) and pipe lid (8).
6. a kind of comprehensive tube cleaning arrangement according to claim 1, it is characterised in that: also set on the cleaning axis (2)
The limit sleeve (102) for thering is limit cleaning axis (2) to move up.
7. a kind of comprehensive tube cleaning arrangement according to claim 1, it is characterised in that: the tube body (1) and pipe lid (8)
Between connected by clip (103), the interconnecting piece (16) of the tube body (1) and pipe lid (8) all has inclined inclined-plane outward,
The inside junction of the clip (103) has the locking face (15) to match with interconnecting piece (16).
8. a kind of comprehensive tube cleaning arrangement according to claim 7, it is characterised in that: the clip (103) includes the
One clip (17), the second clip (18) and third clip (19) lead between first clip (17) and the second clip (18)
Articulated shaft (20) connection is crossed, passes through articulated shaft (20) between second clip (18) and third clip (19) and connect, described the
It is locked between one clip (17) and third clip (19) by locking member；First clip (17) connect with third clip (19)
End is equipped with locking gap (21), and described locking gap (21) one end is equipped with fixed link (22), and the locking member includes screw rod (23)
And nut (24), described screw rod (23) one end are hinged on fixed link (22), the screw rod (23) is fastened on locking gap
(21) in.
9. a kind of comprehensive tube cleaning arrangement according to claim 8, it is characterised in that: the locking gap (21) is another
End surfaces are equipped with circular groove (211), and the screw rod (23) is equipped with gasket (25), and the gasket (25) acts on circular groove (211).
10. a kind of comprehensive tube cleaning arrangement according to claim 8, it is characterised in that: first clip (17) with
The connecting pin between connecting pin and the second clip (18) and third clip (19) between second clip (18) intersects hinge respectively
It connects on articulated shaft (20)；The contact jaw of the nut (24) and gasket (25) is equipped with projecting surface (241)；The nut (24) two
Side is equipped with the convex block (242) of rotating nut (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910666671.4A CN110355153A (en) | 2019-07-23 | 2019-07-23 | A kind of comprehensive tube cleaning arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910666671.4A CN110355153A (en) | 2019-07-23 | 2019-07-23 | A kind of comprehensive tube cleaning arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110355153A true CN110355153A (en) | 2019-10-22 |
Family
ID=68219648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910666671.4A Pending CN110355153A (en) | 2019-07-23 | 2019-07-23 | A kind of comprehensive tube cleaning arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110355153A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4568115A (en) * | 1983-04-20 | 1986-02-04 | Ladish Co. | Multi-piece pipe clamp |
| CN201329318Y (en) * | 2008-12-15 | 2009-10-21 | 哈尔滨锅炉厂有限责任公司 | Small pressure difference constant-speed jet nozzle |
| CN201385001Y (en) * | 2009-01-16 | 2010-01-20 | 青岛双桃精细化工（集团）有限公司 | Water pressure type self-cleaning spray gun |
| CN205074117U (en) * | 2015-11-09 | 2016-03-09 | 中国民用航空总局第二研究所 | Aviation self sealss shower nozzle |
| DE102015003559A1 (en) * | 2015-03-18 | 2016-09-22 | Gea Tuchenhagen Gmbh | Rotating cleaner |
| CN106424044A (en) * | 2016-11-10 | 2017-02-22 | 翰林航宇（天津）实业有限公司 | Pressure retractable cleaning device |
| CN207266562U (en) * | 2017-03-24 | 2018-04-24 | 新疆瑞绎昕生态园林技术有限公司 | A kind of sand grassland irrigates telescopic sprayer head |
| CN108380410A (en) * | 2018-03-30 | 2018-08-10 | 江苏新美星包装机械股份有限公司 | Self-rotation nozzle in interior washing machine |
| CN210253388U (en) * | 2019-07-23 | 2020-04-07 | 浙江伟宙科技有限公司 | All-round pipeline cleaning device |
-
2019
- 2019-07-23 CN CN201910666671.4A patent/CN110355153A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4568115A (en) * | 1983-04-20 | 1986-02-04 | Ladish Co. | Multi-piece pipe clamp |
| CN201329318Y (en) * | 2008-12-15 | 2009-10-21 | 哈尔滨锅炉厂有限责任公司 | Small pressure difference constant-speed jet nozzle |
| CN201385001Y (en) * | 2009-01-16 | 2010-01-20 | 青岛双桃精细化工（集团）有限公司 | Water pressure type self-cleaning spray gun |
| DE102015003559A1 (en) * | 2015-03-18 | 2016-09-22 | Gea Tuchenhagen Gmbh | Rotating cleaner |
| CN205074117U (en) * | 2015-11-09 | 2016-03-09 | 中国民用航空总局第二研究所 | Aviation self sealss shower nozzle |
| CN106424044A (en) * | 2016-11-10 | 2017-02-22 | 翰林航宇（天津）实业有限公司 | Pressure retractable cleaning device |
| CN207266562U (en) * | 2017-03-24 | 2018-04-24 | 新疆瑞绎昕生态园林技术有限公司 | A kind of sand grassland irrigates telescopic sprayer head |
| CN108380410A (en) * | 2018-03-30 | 2018-08-10 | 江苏新美星包装机械股份有限公司 | Self-rotation nozzle in interior washing machine |
| CN210253388U (en) * | 2019-07-23 | 2020-04-07 | 浙江伟宙科技有限公司 | All-round pipeline cleaning device |
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