CN210522442U - High-pressure cleaning device of vertical shaft planetary stirrer - Google Patents

High-pressure cleaning device of vertical shaft planetary stirrer Download PDF

Info

Publication number
CN210522442U
CN210522442U CN201920868587.6U CN201920868587U CN210522442U CN 210522442 U CN210522442 U CN 210522442U CN 201920868587 U CN201920868587 U CN 201920868587U CN 210522442 U CN210522442 U CN 210522442U
Authority
CN
China
Prior art keywords
rotary
pipe
vertical
water inlet
pressure cleaning
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
Application number
CN201920868587.6U
Other languages
Chinese (zh)
Inventor
吕世军
王福君
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Senyuan Heavy Engineering Technology Co ltd
Original Assignee
Shandong Senyuan Heavy Engineering Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Senyuan Heavy Engineering Technology Co ltd filed Critical Shandong Senyuan Heavy Engineering Technology Co ltd
Priority to CN201920868587.6U priority Critical patent/CN210522442U/en
Application granted granted Critical
Publication of CN210522442U publication Critical patent/CN210522442U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Cleaning By Liquid Or Steam (AREA)

Abstract

The application provides a high-pressure cleaning device of a vertical shaft planetary mixer, which comprises a rotary driving device, a water inlet pipe, a rotary sealing assembly, a rotary device, a rotary vertical pipe, a support, a lower end fixing device, a rotary transverse pipe and a high-pressure spray head; the rotary driving device is connected with the rotary device, the rotary device is connected with the rotary vertical pipe, the upper end of the rotary vertical pipe is provided with a water inlet pipe, and the lower end of the rotary vertical pipe is inserted into the mixing drum; the horizontal rotary pipe is arranged at the bottom of the vertical rotary pipe and is vertical to the vertical rotary pipe; the high-pressure cleaning device of the vertical shaft planetary mixer has the beneficial effects that the high-pressure cleaning device is free of dead angles in cleaning, thorough and clean in cleaning, and is particularly economical and practical.

Description

High-pressure cleaning device of vertical shaft planetary stirrer
Technical Field
The utility model relates to a vertical scroll planetary mixer washs technical field, concretely relates to high pressure cleaning device of vertical scroll planetary mixer.
Background
The vertical shaft planetary stirrer is a common stirring device, and the inner wall of the stirring cylinder and the stirring device need to be cleaned when the stirrer is stopped for a long time after working. If the concrete mortar is not cleaned in time, the residual concrete mortar can be adhered to the cylinder wall and the stirring device, and the residual concrete mortar is difficult to clean for a long time.
At present, the cleaning is mostly carried out by manually spraying water and manually entering the cylinder body for cleaning. The manual water spray cleaning is generally not clean, the manual work enters the stirrer to clean, the working environment in the stirring cylinder is severe, the cleaning is very laborious, the danger is also large, and great labor is wasted.
At present, also utilize a high pressure cleaning shower nozzle subassembly to clear up among the prior art, the outlet pipe that washs the shower nozzle does not have connection drive arrangement, can't rotate by oneself, in the cleaning process, needs artifical handheld outlet pipe to wash a section of thick bamboo inside wall, and the cleaning efficiency is low, and the corner position of a section of thick bamboo inside wall often can't wash.
SUMMERY OF THE UTILITY MODEL
In order to overcome existence among the above-mentioned prior art, the utility model provides a high pressure cleaning device of vertical scroll planetary mixer can reach and wash no dead angle, the thorough clean economical and practical's of clearance beneficial effect.
To achieve the purpose, the utility model provides a high-pressure cleaning device of a vertical shaft planetary mixer, which comprises a rotary driving device, a water inlet pipe, a rotary sealing component, a rotary device, a rotary vertical pipe, a bracket, a lower end fixing device and a rotary horizontal pipe; the rotary driving device is connected with the rotary device, the rotary device is connected with the rotary vertical pipe, the upper end of the rotary vertical pipe is provided with a water inlet pipe, the bottom end of the water inlet pipe is inserted into a joint at the upper part of the rotary vertical pipe, and the rotary vertical pipe rotates relative to the water inlet pipe; the water inlet pipe is fixedly connected with the upper end of the bracket, and the lower end of the bracket is connected with the upper cover of the stirrer; the rotary vertical pipe penetrates through the upper cover of the stirring machine, and the lower end of the rotary vertical pipe is inserted into the stirring cylinder; the horizontal rotary pipe is arranged at the bottom of the vertical rotary pipe and is vertical to the vertical rotary pipe; the rotary transverse pipe is provided with a high-pressure cleaning sprayer assembly, and the rotary driving device drives the rotary vertical pipe and the rotary transverse pipe to rotate in the mixing drum.
Further, high pressure cleaning shower nozzle subassembly includes horizontal shower nozzle, vertical shower nozzle and slope shower nozzle, and the water spray direction of horizontal shower nozzle is parallel with the length extending direction that the pipe was violently managed in the gyration, and the water spray direction of vertical shower nozzle is perpendicular with the length extending direction that the pipe was violently managed in the gyration, and the water spray direction of slope shower nozzle becomes the contained angle setting with the length extending direction that the pipe was violently managed in the gyration.
Furthermore, the horizontal pipe of gyration is violently managed and is violently managed including first gyration and second gyration, and first gyration is violently managed and the horizontal pipe of second gyration is violently managed and is set up respectively in the both sides of gyration standpipe.
Furthermore, the rotary driving device adopts a motor, the rotary device adopts a speed reducer, one end of the rotary vertical pipe, which is higher than the upper cover of the stirring machine, extends into an output hole of the speed reducer, and the rotary vertical pipe is connected with the speed reducer through a flat key.
Furthermore, the fixed mounting flange that is equipped with on the lateral wall of inlet tube is equipped with first mounting hole on the mounting flange, and the upper end of support is equipped with the first locating hole that suits with first mounting hole, still includes first locking bolt, and first locking bolt inserts first mounting hole and first locating hole in, with the upper end fixed connection of inlet tube and support.
Furthermore, the bottom of the rotating device is provided with a ground foot, the ground foot is provided with a second mounting hole, a second positioning hole matched with the second mounting hole is formed in the mixer upper cover, and the rotating device further comprises a second locking bolt, and the second locking bolt is inserted into the second mounting hole and the second positioning hole to fix the rotating device on the mixer upper cover.
Further, the rotary seal assembly is arranged between the rotary vertical pipe and the water inlet pipe, the rotary seal assembly comprises an inner seal ring, an outer seal ring and a packing, the inner seal ring is arranged between the lower end of the rotary vertical pipe joint and the water inlet pipe, the outer seal ring is arranged between the upper end of the rotary vertical pipe joint and the water inlet pipe, and the packing is arranged between the inner seal ring and the outer seal ring.
Further, a lower end fixing device is arranged at the lower part of the rotary vertical pipe, and comprises a connecting flange and a pressing flange; the connecting flange is fixedly connected with the upper cover of the stirrer through a locking bolt, the pressing flange is fixedly connected with the connecting flange through a third locking bolt, and the rotary vertical pipe penetrates through a through hole in the middle of the connecting flange and the pressing flange respectively.
Furthermore, a sealing ring is arranged between the rotary vertical pipe and the pressing flange.
The beneficial effects of the utility model reside in that:
the utility model provides a high pressure cleaner of vertical scroll planetary mixer, violently manage including slewer, gyration standpipe and gyration, the setting of gyration standpipe is at vertical mixer upper cover center, and the gyration standpipe is rotated in the churn by the slewer drive, and the gyration is violently managed the fixed bottom that sets up at gyration standpipe, and the gyration is violently managed and is equipped with high-pressure cleaning shower nozzle subassembly, high-pressure cleaning shower nozzle subassembly includes horizontal shower nozzle, vertical shower nozzle and slope shower nozzle, and the cover churn lateral wall and the bottom plate of high-pressure rivers of high-pressure cleaning shower nozzle subassembly spun are each face, and the section of thick bamboo clean up is mixed behind the many circles of gyration, and this vertical scroll planetary mixer's high pressure cleaner can reach and wash no dead angle, need not the manual work and advance a section of thick bamboo to clear up, has.
Furthermore, the utility model relates to a principle is reliable, and simple structure has very extensive application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is the schematic view of the sectional structure of the high-pressure cleaning device of the vertical shaft planetary stirrer of the present invention
Fig. 2 is an enlarged view of Z in fig. 1.
Fig. 3 is an enlarged schematic view of Y in fig. 1.
In the figure, 1, a rotary driving device, 2, a water inlet pipe, 3, a rotary sealing assembly, 4, a rotary device, 5, a rotary vertical pipe, 6, a support, 7, a lower end fixing device 8, a rotary transverse pipe, 9, a high-pressure cleaning sprayer assembly, 10, an outer sealing ring, 11, a packing, 12, an inner sealing ring, 13, a sealing ring, 14, a connecting flange, 15 and a pressing flange.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
The following explains key terms appearing in the present invention.
The utility model provides a high pressure cleaning device of vertical scroll planetary mixer includes rotary drive device 1, slewer 4, gyration standpipe 5, support 6 and the gyration is violently managed 8.
Fig. 1 is a schematic sectional view of the high-pressure cleaning device of the vertical shaft planetary mixer of the present invention, as shown in fig. 1, a rotary driving device 1 is connected to a rotary device 4. In this embodiment, the rotation driving device 1 adopts a motor, the rotation device 4 adopts a speed reducer, and the motor and the speed reducer are connected to form a total driving device.
Slewer 4 links to each other with gyration standpipe 5, and the one end that gyration standpipe 5 exceeds the mixer upper cover stretches into in the output hole of speed reducer, and gyration standpipe 5 links to each other with the speed reducer through the parallel key.
The upper end of gyration standpipe 5 is equipped with inlet tube 2, and during 5 joints of gyration standpipe were inserted to the bottom of inlet tube 2, inlet tube 2 and gyration standpipe 5 intercommunication, wasing water from the last port inflow back of inlet tube 2, enter into gyration standpipe 5 through inlet tube 2 in, the relative inlet tube 2 rotations of gyration standpipe 5.
The upper end fixed connection of inlet tube 2 and support 6, the lower extreme of support 6 passes through the bolt and links to each other with the mixer upper cover, and support 6 is used for fixing inlet tube 2 on the mixer.
The center of mixer upper cover is equipped with the through-hole, and rotation standpipe 5 passes the through-hole that the mixer upper cover was covered, and in the churn was inserted to the lower extreme of rotation standpipe 5, the pipe 8 setting was violently managed in the bottom of rotation standpipe 5 in the rotation, and the rotation is violently managed and is connected through crossover sub between 8 and the rotation standpipe 5.
In this embodiment, the horizontal turning pipes 8 include a first horizontal turning pipe and a second horizontal turning pipe, which are respectively disposed on two sides of the vertical turning pipe 5.
The rotary vertical pipe 5 is vertical to the rotary horizontal pipe 8, and the rotary horizontal pipe 8 is provided with a high-pressure cleaning sprayer assembly 9. The high-pressure cleaning sprayer assembly 9 comprises a horizontal sprayer, a vertical sprayer and an inclined sprayer, the water spraying direction of the horizontal sprayer is parallel to the length extending direction of the rotary transverse pipe 8, the water spraying direction of the vertical sprayer is perpendicular to the length extending direction of the rotary transverse pipe 8, and the water spraying direction of the inclined sprayer and the length extending direction of the rotary transverse pipe 8 form an included angle.
In order to improve the cleaning efficiency, in this embodiment, the angle between the inclined spray head and the length extending direction of the transverse rotating pipe 8 is 45 degrees.
In the actual work process, the rotation driving device 1 drives the rotation vertical pipe 5 and the rotation horizontal pipe 8 rotates in the mixing drum, and the rotation vertical pipe 5 rotates relative to the water inlet pipe 2, so that the water leakage is prevented, and the rotation sealing assembly 3 is arranged between the rotation vertical pipe 5 and the water inlet pipe 2.
Fig. 2 is an enlarged view of Z in fig. 1. As shown in fig. 2, the rotary seal assembly includes an inner seal ring 12, an outer seal ring 10 and a packing 11, the inner seal ring 12 is disposed between the lower end of the joint of the rotary vertical pipe 5 and the water inlet pipe 2, the outer seal ring 10 is disposed between the upper end of the joint of the rotary vertical pipe 5 and the water inlet pipe 2, and the packing 11 is disposed between the inner seal ring 12 and the outer seal ring 10.
In order to further fix the water inlet pipe 2, a connecting flange 14 is fixedly arranged on the outer side wall of the water inlet pipe 2, and in this embodiment, the connecting flange 14 is welded on the outer side wall of the water inlet pipe 2. The connecting flange 14 is provided with a first mounting hole, the upper end of the bracket 6 is provided with a first positioning hole corresponding to the first mounting hole, and the connecting flange further comprises a first locking bolt, and the first locking bolt is inserted into the first mounting hole and the first positioning hole to fixedly connect the water inlet pipe 2 with the upper end of the bracket 6.
In order to fix the rotating device 4 conveniently, the bottom of the rotating device 4 is provided with a ground foot, the ground foot is provided with a second mounting hole, a second positioning hole matched with the second mounting hole is formed in the upper cover of the stirring machine, and the stirring machine further comprises a second locking bolt, and the second locking bolt is inserted into the second mounting hole and the second positioning hole to fix the rotating device 4 on the upper cover of the stirring machine.
In the actual work process, because the length of gyration standpipe 5 is longer, gyration standpipe 5 can produce radially at the rotation in-process and rock, rocks in order to reduce gyration standpipe 5's radial, the lower part of gyration standpipe 5 is equipped with lower extreme fixing device 7.
Fig. 3 is an enlarged schematic structural view of Y in fig. 1, and as shown in fig. 3, the lower end fixing device 7 includes a connecting flange 14 and a pressing flange 15, the connecting flange 14 is fixedly connected with the upper cover of the mixer through bolts, the pressing flange 15 is fixedly connected with the connecting flange 14 through third locking bolts, and the vertical rotary pipe 5 passes through the holes of the two flanges. Establish sealing washer 13 between gyration standpipe 5 and the hold-down flange 15, sealing washer 13 can be used for restricting the radial of gyration standpipe 5 and rock.
The utility model discloses a concrete implementation way does:
firstly, a rotary driving device 1 and a rotary device 4 are started, the rotary device 4 is arranged at the center of an upper cover of a vertical mixer, the rotary driving device 1 and the rotary device 4 drive a rotary vertical pipe 5 to rotate, a water inlet pipe 2 is arranged at the upper end of the rotary vertical pipe 5, a water inlet is arranged at the upper end of the water inlet pipe 2, cleaning water enters the water inlet pipe 2 from the water inlet, the water inlet pipe 2 is communicated with the rotary vertical pipe 5, cleaning water enters the rotary vertical pipe 5 through the water inlet pipe 2, a rotary horizontal pipe 8 is connected with the rotary vertical pipe 5, the cleaning water enters the rotary horizontal pipe 8 through the rotary vertical pipe 5, a high-pressure cleaning spray head assembly 9 is arranged on the rotary horizontal pipe 8, the high-pressure cleaning spray head assembly 9 comprises a horizontal spray head, a vertical spray head and an inclined spray head, 3-4 spray heads are, the other spray head is arranged vertically. Rotary driving device 1 and rotary device 4 drive gyration standpipe 5 and the gyration is violently managed 8 at the churn internal rotation, and high pressure nozzle spun high-pressure rivers cover churn lateral wall and bottom plate each face, and the churn clean up behind the gyration multiturn, this vertical scroll planetary mixer's high pressure cleaning device can reach and wash no dead angle, need not the manual work and advance a section of thick bamboo and clear up, has the thorough clean up, economical and practical's beneficial effect.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. A high-pressure cleaning device of a vertical shaft planetary mixer is characterized by comprising a rotary driving device (1), a water inlet pipe (2), a rotary sealing component (3), a rotary device (4), a rotary vertical pipe (5), a bracket (6), a lower end fixing device (7), a rotary horizontal pipe (8) and a high-pressure cleaning spray head component (9); the rotary driving device (1) is connected with the rotary device (4), the rotary device (4) is connected with the rotary vertical pipe (5), the upper end of the rotary vertical pipe (5) is provided with the water inlet pipe (2), the bottom end of the water inlet pipe (2) is inserted into a joint at the upper part of the rotary vertical pipe (5), and the rotary vertical pipe (5) rotates relative to the water inlet pipe (2); the water inlet pipe (2) is fixedly connected with the upper end of the bracket (6), and the lower end of the bracket (6) is connected with the upper cover of the stirrer; the rotary vertical pipe (5) penetrates through the upper cover of the stirrer, and the lower end of the rotary vertical pipe (5) is inserted into the stirring cylinder; the horizontal rotary pipe (8) is arranged at the bottom of the vertical rotary pipe (5) and is vertical to the vertical rotary pipe (5); a high-pressure cleaning sprayer assembly (9) is arranged on the rotary transverse pipe (8), and the rotary driving device (1) drives the rotary vertical pipe (5) and the rotary transverse pipe (8) to rotate in the mixing drum.
2. A high pressure cleaning apparatus for a vertical axis planetary mixer as claimed in claim 1, wherein: high pressure cleaning shower nozzle subassembly (9) are including horizontal shower nozzle, vertical shower nozzle and slope shower nozzle, and the water spray direction of horizontal shower nozzle is parallel with the length extending direction of the horizontal pipe (8) of gyration, and the water spray direction of vertical shower nozzle is perpendicular with the length extending direction of the horizontal pipe (8) of gyration, and the water spray direction of slope shower nozzle becomes the contained angle setting with the length extending direction of the horizontal pipe (8) of gyration.
3. A high pressure cleaning apparatus for a vertical axis planetary mixer as claimed in claim 1, wherein: the rotary transverse pipe (8) comprises a first rotary transverse pipe and a second rotary transverse pipe, and the first rotary transverse pipe and the second rotary transverse pipe are respectively arranged on two sides of the rotary vertical pipe (5).
4. A high pressure cleaning apparatus for a vertical axis planetary mixer as claimed in claim 1, wherein: the rotary driving device (1) adopts a motor, the rotary device (4) adopts a speed reducer, one end of the rotary vertical pipe (5) higher than the upper cover of the stirring machine extends into an output hole of the speed reducer, and the rotary vertical pipe (5) is connected with the speed reducer through a flat key.
5. A high pressure cleaning apparatus for a vertical axis planetary mixer as claimed in claim 1, wherein: the water inlet pipe is characterized in that a fixing flange is fixedly arranged on the outer side wall of the water inlet pipe (2), a first mounting hole is formed in the fixing flange, a first positioning hole matched with the first mounting hole is formed in the upper end of the support (6), and the water inlet pipe further comprises a first locking bolt which is inserted into the first mounting hole and the first positioning hole and fixedly connected with the upper end of the water inlet pipe (2) and the upper end of the support (6).
6. A high pressure cleaning apparatus for a vertical axis planetary mixer as claimed in claim 1, wherein: the bottom of the rotating device (4) is provided with a ground foot, the ground foot is provided with a second mounting hole, a second positioning hole matched with the second mounting hole is formed in the mixer upper cover, the mixer upper cover further comprises a second locking bolt, and the second locking bolt is inserted into the second mounting hole and the second positioning hole to fix the rotating device (4) on the mixer upper cover.
7. A high pressure cleaning apparatus for a vertical axis planetary mixer as claimed in claim 1, wherein: the rotary seal assembly (3) is arranged between a rotary vertical pipe (5) and a water inlet pipe (2), the rotary seal assembly (3) comprises an inner seal ring (12), an outer seal ring (10) and a packing (11), the inner seal ring (12) is arranged between the lower end of a joint of the rotary vertical pipe (5) and the water inlet pipe (2), the outer seal ring (10) is arranged between the upper end of the joint of the rotary vertical pipe (5) and the water inlet pipe (2), and the packing (11) is arranged between the inner seal ring (12) and the outer seal ring (10).
8. A high pressure cleaning apparatus for a vertical axis planetary mixer as claimed in claim 1, wherein: the lower part of the rotary vertical pipe (5) is provided with a lower end fixing device (7), and the lower end fixing device (7) comprises a connecting flange (14) and a pressing flange (15); the connecting flange (14) is fixedly connected with the upper cover of the stirrer through a locking bolt, the pressing flange (15) is fixedly connected with the connecting flange (14) through a third locking bolt, and the rotary vertical pipe (5) penetrates through a through hole in the middle of the connecting flange (14) and the pressing flange (15) respectively.
9. A high pressure cleaning apparatus for a vertical axis planetary mixer as claimed in claim 8, wherein: and a sealing ring (13) is arranged between the rotary vertical pipe (5) and the pressing flange (15).
CN201920868587.6U 2019-06-10 2019-06-10 High-pressure cleaning device of vertical shaft planetary stirrer Expired - Fee Related CN210522442U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920868587.6U CN210522442U (en) 2019-06-10 2019-06-10 High-pressure cleaning device of vertical shaft planetary stirrer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920868587.6U CN210522442U (en) 2019-06-10 2019-06-10 High-pressure cleaning device of vertical shaft planetary stirrer

Publications (1)

Publication Number Publication Date
CN210522442U true CN210522442U (en) 2020-05-15

Family

ID=70594629

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920868587.6U Expired - Fee Related CN210522442U (en) 2019-06-10 2019-06-10 High-pressure cleaning device of vertical shaft planetary stirrer

Country Status (1)

Country Link
CN (1) CN210522442U (en)

Similar Documents

Publication Publication Date Title
CN210522442U (en) High-pressure cleaning device of vertical shaft planetary stirrer
CN206264139U (en) A kind of concrete mixer cleaning device
CN206996384U (en) A kind of agitating device for building of convenient cleaning
CN110292889A (en) A kind of high-pressure cleaning device of vertical shaft planetary mixing machine
CN216459961U (en) Roller type stone screening machine convenient for screening materials
CN211362908U (en) Concrete mixing device for hydraulic engineering
CN206229759U (en) A kind of mixer pressure spray cleaning systems
CN215053020U (en) Hydraulic engineering cementer
CN211963922U (en) Building materials thick liquids mixing arrangement
CN211035360U (en) High-efficiency homogenization precipitation reaction device
CN210003509U (en) cutting homogenizing pump for sewage intercepting well
CN217680589U (en) Waterproof high pressure slip casting machine that uses of building engineering
CN218961635U (en) Foam generator
CN214221098U (en) Drilling equipment maintains and uses drill bit cleaning device
CN220143726U (en) Ecological restoration spraying device
CN212528240U (en) Water supply installation for mixer
CN221001271U (en) Sewer pipe cleaning device for home decoration construction
CN215470312U (en) Petroleum drilling tool surface rust cleaning device
CN214438341U (en) Mixer of making an uproar falls in building
CN210160101U (en) High-efficient belt cleaning device of water pipe for building
CN215094611U (en) Concrete slurry stirring tank convenient to clean
CN220146280U (en) Mud making equipment
CN218393340U (en) Production of enrofloxacin injection is with preventing mixing arrangement who leaks
CN216342855U (en) Vertical pump for waste gas tower
CN217015561U (en) Cleaning device suitable for cleaning filter screen

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200515

CF01 Termination of patent right due to non-payment of annual fee