CN216538084U - A dropwise add device for water paint auxiliary agent - Google Patents

A dropwise add device for water paint auxiliary agent Download PDF

Info

Publication number
CN216538084U
CN216538084U CN202123367008.6U CN202123367008U CN216538084U CN 216538084 U CN216538084 U CN 216538084U CN 202123367008 U CN202123367008 U CN 202123367008U CN 216538084 U CN216538084 U CN 216538084U
Authority
CN
China
Prior art keywords
dropping
pipe
stirring
dripping
dropwise add
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.)
Active
Application number
CN202123367008.6U
Other languages
Chinese (zh)
Inventor
杨伟平
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.)
Guangdong Dazhong Sanlian Technology Co ltd
Original Assignee
Guangdong Dazhong Sanlian 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 Guangdong Dazhong Sanlian Technology Co ltd filed Critical Guangdong Dazhong Sanlian Technology Co ltd
Priority to CN202123367008.6U priority Critical patent/CN216538084U/en
Application granted granted Critical
Publication of CN216538084U publication Critical patent/CN216538084U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Coating Apparatus (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)

Abstract

The utility model relates to the technical field of addition agent dripping, in particular to a dripping device for a water-based paint addition agent, which comprises a stirring cylinder, a motor, a stirring shaft, a stirring part, a moving part, a dripping tank, a dripping head, a dripping pipe, a control valve, a stock solution pipe, an auxiliary pipe and an annular dripping part.

Description

A dropwise add device for water paint auxiliary agent
Technical Field
The utility model relates to the technical field of addition agent dripping, in particular to a dripping device for an aqueous paint addition agent.
Background
The water paint needs to be stirred by an electric stirrer, so that powder and liquid are mixed uniformly more easily, and in the stirring process, the auxiliary agent needs to be dripped, so that the auxiliary agent is dispersed in the solution sufficiently and quickly, and the stable quality of the product is ensured.
The stirring head should move up, down, left and right without stopping during the stirring process, and cannot be fixed at one position; the stirring can not be carried out by using a wooden stick or a lime knife, otherwise, the phenomenon of powder agglomeration is easy to occur, and the stirring time is long and uneven.
After a period of stirring, the water paint can not reach the use standard, and if the auxiliary agents are not uniformly mixed, the auxiliary agents are excessive locally, particles are generated, and the quality of the water paint is influenced.
The existing auxiliary agent dripping device is low in dripping efficiency and not easy to control, and once the auxiliary agent dripping device is caked, the quality of the water-based paint is deteriorated.
SUMMERY OF THE UTILITY MODEL
The utility model provides a dripping device for an aqueous paint additive, which aims to solve the problems of low dripping efficiency and difficult control of the existing additive dripping device. The utility model provides a dropwise add device for water paint auxiliary agent, includes agitator tank, motor, (mixing) shaft, stirring portion, dropwise add jar, dropwise add head, dropwise add pipe, control valve, the motor sets up the agitator tank top, (mixing) shaft one end is installed the motor front end, the (mixing) shaft stretches into inside the agitator tank, the stirring portion is installed the (mixing) shaft other end, the stirring portion sets up inside the agitator tank, the dropwise add jar sets up agitator tank outside top, dropwise add pipe one end is installed dropwise add tank bottom, the dropwise add pipe other end sets up the agitator tank top, the dropwise add head is installed the dropwise add pipe other end, the control valve sets up on the dropwise add pipe, the control valve control dropwise add pipe flow.
Preferably, the dropping pipe is divided into two branches, and the two branches are respectively connected with the two dropping heads, so that the dropping range is larger.
Preferably, the shape of the dripping head is shower-shaped, so that the dripping range can be enlarged.
Preferably, the dropping pipes are arranged into two groups, each group of dropping pipes is arranged into two branches, and each branch is respectively connected with two dropping heads.
Preferably, the two groups of dripping pipes are respectively provided with a control valve, and the control valves control the flow rate of the dripping pipes.
Preferably, the motors are provided in two sets, the stirring shafts are provided in two sets, and the stirring parts are provided in two sets.
Preferably, a raw liquid pipe is arranged inside the dropping tank, and the raw liquid pipe extends from the top of the dropping tank.
Preferably, an auxiliary pipe is arranged inside the dripping tank, the auxiliary pipe extends from the top of the dripping tank, and the auxiliary pipe is arranged on the side surface of the raw liquid pipe.
Preferably, the dropping head is replaced with an annular dropping portion installed at the other end of the dropping pipe.
Preferably, a plurality of moving parts are arranged at the bottom edge of the stirring cylinder and can move.
According to the scheme, the dripping device for the water-based paint auxiliary agent can automatically stir, can be provided with the double motors to stir different types of water-based paints, and can drip the auxiliary agent according to the flow set by the control valve.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a dropping device for an aqueous paint additive according to the present invention;
FIG. 2 is a schematic view of an annular dropping part of a dropping device for an aqueous paint additive according to the present invention;
FIG. 3 is a schematic top view of an annular dropping part of the dropping device for the water-based paint additive of the present invention;
description of reference numerals:
1. the stirring device comprises a stirring cylinder, 2, a motor, 3, a stirring shaft, 4, a stirring part, 5, a moving part, 6, a dropping tank, 7, a dropping head, 8, a dropping pipe, 9, a control valve, 10, a stock solution pipe, 11, an auxiliary pipe, 12 and an annular dropping part.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1, 2 and 3, the utility model provides a dropping device for a water-based paint auxiliary agent, comprising a stirring cylinder 1, a motor 2, a stirring shaft 3, a stirring part 4, a dropping tank 6, a dropping head 7, a dropping pipe 8 and a control valve 9, wherein the motor 2 is arranged above the stirring cylinder 1, one end of the stirring shaft 3 is arranged at the front end of the motor 2, the stirring shaft 3 extends into the stirring cylinder 1, the stirring part 4 is arranged at the other end of the stirring shaft 3, the stirring part 4 is arranged inside the stirring cylinder 1, the dropping tank 6 is arranged above the outer side of the stirring cylinder 1, one end of the dropping pipe 8 is arranged at the bottom of the dropping tank 6, the other end of the dropping pipe 8 is arranged above the stirring cylinder 1, the dropping head 7 is arranged at the other end of the dropping pipe 8, the control valve 9 is arranged on the dropping pipe 8, the control valve 9 controls the flow of the dropping pipe 8.
Preferably, the dropping pipe 8 is provided with two branches, which are respectively connected with the two dropping heads 7, so that the dropping range is wider.
Preferably, the shape of the dripping head 7 is a shower head, so that the dripping range can be enlarged.
Preferably, the dropping pipes 8 are arranged into two groups, each group of dropping pipes 8 is arranged into two branches, and each branch is respectively connected with two of the dropping heads 7.
Preferably, control valves 9 are respectively arranged on the two groups of dripping pipes 8, and the control valves 9 control the flow rate of the dripping pipes 8.
Preferably, the motors 2 are provided in two sets, the stirring shafts 3 are provided in two sets, and the stirring parts 4 are provided in two sets.
Preferably, a raw liquid pipe 10 is provided inside the dropping tank 6, and the raw liquid pipe 10 extends from the top of the dropping tank 6.
Preferably, an auxiliary tube 11 is arranged inside the dropping tank 6, the auxiliary tube 11 extends from the top of the dropping tank 6, and the auxiliary tube 11 is arranged on the side of the raw liquid tube 10.
Preferably, the dropping head 7 is replaced with an annular dropping section 12, and the annular dropping section 12 is installed at the other end of the dropping pipe 8.
Preferably, a plurality of moving parts 5 are arranged at the bottom edge of the stirring cylinder 1 and can move.
According to the scheme, the dripping device for the water-based paint auxiliary agent can automatically stir, can be provided with the double motors 2 to stir different types of water-based paints, and can be used for dripping the auxiliary agent according to the flow set by the control valve 9.
Example 1
The utility model provides a dripping device for a water-based paint auxiliary agent, which comprises a stirring cylinder 1, a motor 2, a stirring shaft 3, a stirring part 4, a dripping tank 6, a dripping head 7, a dripping pipe 8 and a control valve 9, the motor 2 is arranged above the stirring cylinder 1, one end of the stirring shaft 3 is arranged at the front end of the motor 2, the stirring shaft 3 extends into the stirring cylinder 1, the stirring part 4 is arranged at the other end of the stirring shaft 3, the stirring part 4 is arranged inside the stirring cylinder 1, the dripping tank 6 is arranged above the outer side of the stirring cylinder 1, one end of the dropping pipe 8 is arranged at the bottom of the dropping tank 6, the other end of the dropping pipe 8 is arranged above the stirring cylinder 1, the dropping head 7 is arranged at the other end of the dropping pipe 8, the control valve 9 is arranged on the dropping pipe 8, and the control valve 9 controls the flow of the dropping pipe 8.
The utility model relates to a dripping device for a water-based paint auxiliary agent, which is characterized in that powder and liquid are added into a stirring cylinder 1, a motor 2 drives a stirring shaft 3 to rotate when the stirring shaft 3 is started, the stirring shaft 3 drives a stirring part 4 to rotate, the stirring can be automatically carried out, meanwhile, a control valve 9 is used for setting flow, the auxiliary agent flows into a dripping pipe 8 from a dripping tank 6 and then flows into a dripping head 7, and the auxiliary agent is dripped into the stirring cylinder 1 from the dripping head 7 to be mixed and stirred.
Example 2
The utility model provides a dripping device for a water-based paint auxiliary agent, which comprises a stirring cylinder 1, a motor 2, a stirring shaft 3, a stirring part 4, a dripping tank 6, a dripping head 7, a dripping pipe 8 and a control valve 9, the motor 2 is arranged above the stirring cylinder 1, one end of the stirring shaft 3 is arranged at the front end of the motor 2, the stirring shaft 3 extends into the stirring cylinder 1, the stirring part 4 is arranged at the other end of the stirring shaft 3, the stirring part 4 is arranged inside the stirring cylinder 1, the dripping tank 6 is arranged above the outer side of the stirring cylinder 1, one end of the dropping pipe 8 is arranged at the bottom of the dropping tank 6, the other end of the dropping pipe 8 is arranged above the stirring cylinder 1, the dropping head 7 is arranged at the other end of the dropping pipe 8, the control valve 9 is arranged on the dropping pipe 8, and the control valve 9 controls the flow of the dropping pipe 8.
Preferably, the motors 2 are provided in two sets, the stirring shafts 3 are provided in two sets, and the stirring parts 4 are provided in two sets.
The utility model relates to a dripping device for a water-based paint auxiliary agent, which is characterized in that powder and liquid are added into a stirring cylinder 1, a motor 2 drives a stirring shaft 3 to rotate when the device is started, the stirring shaft 3 drives a stirring part 4 to rotate, the stirring can be automatically carried out, two groups of motors 2 can simultaneously stir the powder and the liquid which can adapt to different requirements, a control valve 9 is used for setting flow, the auxiliary agent flows into a dripping pipe 8 from a dripping tank 6 and then flows into a dripping head 7, and the auxiliary agent is dripped into the stirring cylinder 1 from the dripping head 7 to be mixed and stirred.
Example 3
The utility model provides a dripping device for a water-based paint auxiliary agent, which comprises a stirring cylinder 1, a motor 2, a stirring shaft 3, a stirring part 4, a dripping tank 6, a dripping head 7, a dripping pipe 8 and a control valve 9, the motor 2 is arranged above the stirring cylinder 1, one end of the stirring shaft 3 is arranged at the front end of the motor 2, the stirring shaft 3 extends into the stirring cylinder 1, the stirring part 4 is arranged at the other end of the stirring shaft 3, the stirring part 4 is arranged inside the stirring cylinder 1, the dripping tank 6 is arranged above the outer side of the stirring cylinder 1, one end of the dropping pipe 8 is arranged at the bottom of the dropping tank 6, the other end of the dropping pipe 8 is arranged above the stirring cylinder 1, the dropping head 7 is arranged at the other end of the dropping pipe 8, the control valve 9 is arranged on the dropping pipe 8, and the control valve 9 controls the flow of the dropping pipe 8.
Preferably, the dropping pipe 8 is provided with two branches, which are respectively connected with the two dropping heads 7, so that the dropping range is wider.
Preferably, the shape of the dripping head 7 is a shower head, so that the dripping range can be enlarged.
Preferably, the dropping pipes 8 are arranged into two groups, each group of dropping pipes 8 is arranged into two branches, and each branch is respectively connected with two of the dropping heads 7.
Preferably, control valves 9 are respectively arranged on the two groups of dripping pipes 8, and the control valves 9 control the flow rate of the dripping pipes 8.
The utility model relates to a dripping device for a water paint auxiliary agent, which is characterized in that powder and liquid are added into a stirring cylinder 1, a motor 2 drives a stirring shaft 3 to rotate when the stirring cylinder is started, the stirring shaft 3 drives a stirring part 4 to rotate, automatic stirring can be realized, meanwhile, a control valve 9 is used for setting flow, the auxiliary agent flows into a dripping pipe 8 from a dripping tank 6 and then flows into a dripping head 7, the auxiliary agent is dripped into the stirring cylinder 1 by the dripping head 7 for mixing and stirring, and four dripping heads 7 can ensure that the auxiliary agent is dripped more uniformly by two groups of dripping pipes 8. The dripping device for the water-based paint auxiliary agent is uniform in dripping and not easy to agglomerate.
Example 4
A dripping device for water paint auxiliary agent comprises a stirring cylinder 1, a motor 2, a stirring shaft 3, a stirring part 4, a dripping tank 6, a dripping head 7, a dripping pipe 8 and a control valve 9, the motor 2 is arranged above the stirring cylinder 1, one end of the stirring shaft 3 is arranged at the front end of the motor 2, the stirring shaft 3 extends into the stirring cylinder 1, the stirring part 4 is arranged at the other end of the stirring shaft 3, the stirring part 4 is arranged inside the stirring cylinder 1, the dripping tank 6 is arranged above the outer side of the stirring cylinder 1, one end of the dropping pipe 8 is arranged at the bottom of the dropping tank 6, the other end of the dropping pipe 8 is arranged above the stirring cylinder 1, the dropping head 7 is arranged at the other end of the dropping pipe 8, the control valve 9 is arranged on the dropping pipe 8, and the control valve 9 controls the flow of the dropping pipe 8.
Preferably, the dropping pipe 8 is provided with two branches, which are respectively connected with the two dropping heads 7, so that the dropping range is wider.
Preferably, the shape of the dripping head 7 is a shower head, so that the dripping range can be enlarged.
Preferably, the dropping pipes 8 are arranged into two groups, each group of dropping pipes 8 is arranged into two branches, and each branch is respectively connected with two of the dropping heads 7.
Preferably, control valves 9 are respectively arranged on the two groups of dripping pipes 8, and the control valves 9 control the flow rate of the dripping pipes 8.
Preferably, the motors 2 are provided in two sets, the stirring shafts 3 are provided in two sets, and the stirring parts 4 are provided in two sets.
Preferably, a raw liquid pipe 10 is provided inside the dropping tank 6, and the raw liquid pipe 10 extends from the top of the dropping tank 6.
Preferably, an auxiliary tube 11 is arranged inside the dropping tank 6, the auxiliary tube 11 extends from the top of the dropping tank 6, and the auxiliary tube 11 is arranged on the side of the raw liquid tube 10.
The utility model relates to a dropping device for a water paint auxiliary agent, which is characterized in that powder and liquid materials are added into a stirring cylinder 1, a motor 2 drives a stirring shaft 3 to rotate when the device is started, the stirring shaft 3 drives a stirring part 4 to rotate, the stirring can be automatically carried out, two groups of motors 2 can simultaneously stir the powder and the liquid materials which can adapt to different requirements, a control valve 9 is used for setting flow, the auxiliary agent flows into a dropping pipe 8 from a dropping tank 6 and then flows into a dropping head 7, the auxiliary agent is dropped into the stirring cylinder 1 by the dropping head 7 for mixing and stirring, and the dropping of the auxiliary agent can be more uniform by the two groups of dropping pipes 8 with four dropping heads 7. The dripping device for the water-based paint auxiliary agent is uniform in dripping and not easy to agglomerate.
Example 5
The utility model provides a dripping device for a water-based paint auxiliary agent, which comprises a stirring cylinder 1, a motor 2, a stirring shaft 3, a stirring part 4, a dripping tank 6, an annular dripping part 12, a dripping pipe 8 and a control valve 9, the motor 2 is arranged above the stirring cylinder 1, one end of the stirring shaft 3 is arranged at the front end of the motor 2, the stirring shaft 3 extends into the stirring cylinder 1, the stirring part 4 is arranged at the other end of the stirring shaft 3, the stirring part 4 is arranged inside the stirring cylinder 1, the dripping tank 6 is arranged above the outer side of the stirring cylinder 1, one end of the dropping pipe 8 is arranged at the bottom of the dropping tank 6, the other end of the dropping pipe 8 is arranged above the stirring cylinder 1, the annular dropping part 12 is arranged at the other end of the dropping pipe 8, the control valve 9 is arranged on the dropping pipe 8, and the control valve 9 controls the flow of the dropping pipe 8.
Preferably, the motors 2 are provided in two sets, the stirring shafts 3 are provided in two sets, and the stirring parts 4 are provided in two sets.
Preferably, a raw liquid pipe 10 is provided inside the dropping tank 6, and the raw liquid pipe 10 extends from the top of the dropping tank 6.
Preferably, an auxiliary tube 11 is arranged inside the dropping tank 6, the auxiliary tube 11 extends from the top of the dropping tank 6, and the auxiliary tube 11 is arranged on the side of the raw liquid tube 10.
Preferably, a plurality of moving parts 5 are provided at the bottom edge of the mixing bowl 1 to be movable.
The utility model relates to a dripping device for a water paint auxiliary agent, which is characterized in that powder and liquid materials are added into a stirring cylinder 1, a motor 2 drives a stirring shaft 3 to rotate when the device is started, the stirring shaft 3 drives a stirring part 4 to rotate, the stirring can be automatically carried out, two groups of motors 2 can simultaneously stir the powder and the liquid materials which can adapt to different requirements, a control valve 9 is used for setting flow, the auxiliary agent flows into a dripping pipe 8 from a dripping tank 6 and then flows into an annular dripping part 12, the auxiliary agent is dripped into the stirring cylinder 1 by the annular dripping part 12 for mixing and stirring, and the annular dripping part 12 can enable the dripping of the auxiliary agent to be more uniform. The dripping device for the water-based paint additive is uniform in dripping and not easy to agglomerate.
The above embodiments are described in further detail to solve the technical problems, technical solutions and advantages of the present invention, and it should be understood that the above embodiments are only examples of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a dropwise add device for water based paint auxiliary agent, a serial communication port, including agitator tank, motor, (mixing) shaft, stirring portion, dropwise add jar, dropwise add head, dropwise add pipe, control valve, the motor sets up the agitator tank top, (mixing) shaft one end is installed the motor front end, the (mixing) shaft stretches into inside the agitator tank, the stirring portion is installed the (mixing) shaft other end, the setting of stirring portion is in inside the agitator tank, the dropwise add jar sets up agitator tank outside top, dropwise add pipe one end is installed dropwise add tank bottoms portion, the dropwise add pipe other end sets up the agitator tank top, the dropwise add head is installed the dropwise add pipe other end, the control valve sets up on the dropwise add pipe, the control valve control the dropwise add pipe flow.
2. The dropping device for an aqueous paint adjuvant according to claim 1, wherein the dropping pipe is provided so as to be two-branched, being connected to the two dropping heads, respectively.
3. The dropping device for an aqueous paint adjuvant according to claim 1, wherein the dropping head is shaped like a shower head.
4. The dropping device for an aqueous paint adjuvant according to claim 2, wherein the dropping pipes are provided in two sets, each set of the dropping pipes is provided in two branches, and each branch is connected to two of the dropping heads.
5. The dropping device for the water-based paint auxiliary according to claim 4, wherein control valves are provided on the two sets of dropping pipes, respectively, and the control valves control the flow rates of the dropping pipes.
6. The dropping device for an aqueous paint auxiliary according to claim 1, wherein the motors are provided in two sets, the stirring shafts are provided in two sets, and the stirring portions are provided in two sets.
7. The dropping device for an aqueous paint adjuvant according to claim 1, characterized in that a raw liquid pipe is provided inside the dropping tank, the raw liquid pipe extending from the top of the dropping tank.
8. The dropping device for an aqueous paint adjuvant according to claim 7, wherein an auxiliary pipe is provided inside the dropping tank, the auxiliary pipe extending from the top of the dropping tank, the auxiliary pipe being provided on the side of the raw liquid pipe.
9. The dropping device for an aqueous paint adjuvant according to claim 1, characterized in that the dropping head is replaced with an annular dropping portion installed at the other end of the dropping pipe.
10. The dropping device for an aqueous paint adjuvant according to claim 1, wherein a plurality of moving portions are provided at the bottom edge of the stirring cylinder.
CN202123367008.6U 2021-12-28 2021-12-28 A dropwise add device for water paint auxiliary agent Active CN216538084U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123367008.6U CN216538084U (en) 2021-12-28 2021-12-28 A dropwise add device for water paint auxiliary agent

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123367008.6U CN216538084U (en) 2021-12-28 2021-12-28 A dropwise add device for water paint auxiliary agent

Publications (1)

Publication Number Publication Date
CN216538084U true CN216538084U (en) 2022-05-17

Family

ID=81557936

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123367008.6U Active CN216538084U (en) 2021-12-28 2021-12-28 A dropwise add device for water paint auxiliary agent

Country Status (1)

Country Link
CN (1) CN216538084U (en)

Similar Documents

Publication Publication Date Title
CN208711512U (en) Agitator tank is used in a kind of production of water paint
CN207786495U (en) Emulsion paint agitator tank
CN106393429A (en) Construction concrete mixing tank with double stirring apparatuses
CN204768652U (en) Reation kettle with compounding device
CN204485860U (en) A kind of auxiliary agitation cycle reactor
CN210356776U (en) Curing agent dispersion agitating unit
CN216538084U (en) A dropwise add device for water paint auxiliary agent
CN205133566U (en) White spirit mixing device
CN204911503U (en) Primary reaction cauldron
CN208642408U (en) A kind of efficient urea for vehicle solution preparing tank
CN215540042U (en) Waterborne agitating unit for environmental protection emulsion
CN216452362U (en) Agricultural seedling culture nutrient soil preparation device
CN202983574U (en) Raw material agitator
CN204710179U (en) A kind of constant temperature agitator tank
CN211800257U (en) Ceramic sol spraying liquid mixing stirring device
CN209501456U (en) A kind of sufficient multiaxis coating material agitator of stirring
CN201609638U (en) Powder liquefying and mixing machine
CN209317593U (en) A kind of water paint is dispersed with stirring tank
CN108211965A (en) A kind of mixer of Chemical Manufacture materials liquid dual mixing
CN209810033U (en) Livestock-raising is with mixing machine that prevents that fodder from gluing wall
CN205055847U (en) Multicolor paint pony mixer
CN213528650U (en) Production equipment for preparing liquid alkali-free setting accelerator at normal temperature
CN219942430U (en) Device for mixing cross-linking agent
CN219356232U (en) Constant-temperature high-performance water-based polyurethane finish paint reaction kettle
CN219580532U (en) Water-based polyurethane reaction kettle capable of feeding materials uniformly

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant