CN108905791B - Application of flexible mixer in preparation of shielded cable material - Google Patents
Application of flexible mixer in preparation of shielded cable material Download PDFInfo
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- CN108905791B CN108905791B CN201810771490.3A CN201810771490A CN108905791B CN 108905791 B CN108905791 B CN 108905791B CN 201810771490 A CN201810771490 A CN 201810771490A CN 108905791 B CN108905791 B CN 108905791B
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- drum
- shielded cable
- liquid spray
- cable material
- flexible mixer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/60—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
- B01F29/63—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers with fixed bars, i.e. stationary, or fixed on the receptacle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/565—Mixing liquids with solids by introducing liquids in solid material, e.g. to obtain slurries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/40—Parts or components, e.g. receptacles, feeding or discharging means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/40—Parts or components, e.g. receptacles, feeding or discharging means
- B01F29/401—Receptacles, e.g. provided with liners
- B01F29/402—Receptacles, e.g. provided with liners characterised by the relative disposition or configuration of the interior of the receptacles
- B01F29/4022—Configuration of the interior
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/40—Parts or components, e.g. receptacles, feeding or discharging means
- B01F29/401—Receptacles, e.g. provided with liners
- B01F29/402—Receptacles, e.g. provided with liners characterised by the relative disposition or configuration of the interior of the receptacles
- B01F29/4023—Nature of the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/40—Parts or components, e.g. receptacles, feeding or discharging means
- B01F29/403—Disposition of the rotor axis
- B01F29/4031—Disposition of the rotor axis horizontal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/70—Mixers specially adapted for working at sub- or super-atmospheric pressure, e.g. combined with de-foaming
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/3204—Motor driven, i.e. by means of an electric or IC motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/325—Driving reciprocating or oscillating stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/40—Mounting or supporting mixing devices or receptacles; Clamping or holding arrangements therefor
- B01F35/43—Supporting receptacles on frames or stands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7179—Feed mechanisms characterised by the means for feeding the components to the mixer using sprayers, nozzles or jets
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to the technical field of shielded cable material preparation, and discloses an application of a flexible mixer in shielded cable material preparation, which comprises the step of mixing raw materials, auxiliary materials and auxiliaries of shielded cable materials by adopting the flexible mixer, wherein the flexible mixer comprises a rotary drum driven to rotate by a gear through a speed reduction motor, the front end of the drum is provided with a feed inlet and a purified air inlet which are communicated with an inner cavity of the drum, the rear end of the drum is provided with a discharge outlet, the inner wall of the drum is connected with a plurality of material mixing blades which are distributed in a dispersing manner along the circumferential direction, a liquid spray pipe is inserted into the drum along a central inner hole of the drum, the front end of the liquid spray pipe is positioned in the drum, and the front end of the liquid spray pipe is provided with a liquid spray head. The invention improves the uniformity and quality of the mixed material of the shielded cable material, and the adopted equipment has high reliability and low cost.
Description
Technical Field
The invention relates to the technical field of shielded cable material preparation, in particular to an application of a flexible mixer in shielded cable material preparation.
Background
In the traditional shielded cable material preparation process, the process of mixing the cable material raw materials, auxiliary materials, auxiliaries and the like is involved, and the mixing uniformity directly influences the quality of subsequent shielded cable material preparation. The assistant in the shielding cable material is a liquid cross-linking agent.
In the prior art, a high-speed mixer is generally adopted to mix raw materials, auxiliary agents and the like of the shielded cable material. During mixing, the raw materials, the auxiliary materials and the auxiliary agents are added into a charging barrel of the high-speed mixer at one time, and the materials are stirred and mixed through rotating blades arranged inside the high-speed mixer.
However, the following problems occur when the shielded cable material is mixed by using the conventional high-speed mixer:
firstly, when adopting high-speed blendor to carry out the compounding, in liquid and material granule were once only added the feed cylinder, before the compounding begins, liquid was adsorbed by partly material granule promptly, and other part material granules did not adsorb, even follow-up compounding in-process stirs the mixture through rotating vane, its concentration of final absorbent liquid is inconsistent in its each particulate matter to the homogeneity that the material mixed has been reduced.
Secondly, when the high-speed mixer is adopted for mixing materials, the rotation of the blades can generate larger impact and cutting action on material particles, so that a large amount of chippings are generated, and accordingly, liquid with the chippings is formed in the charging barrel, the liquid with the chippings is easily adhered to the wall of the charging barrel, the wall adhesion phenomenon is generated, and the smooth material mixing is hindered.
Disclosure of Invention
In order to solve the problems, the invention provides an application of a flexible mixer in preparation of a shielded cable material, aiming at improving the uniformity and quality of mixed materials of the shielded cable material, and the specific technical scheme is as follows:
the utility model provides an application of flexible mixer in shielded cable material preparation, includes and adopts the flexible mixer to carry out the mixture of material in the mixing process of raw materials, auxiliary material and auxiliary agent of shielded cable material, the flexible mixer includes and passes through the rotatory rotation type cylinder of gear drive by gear motor, the front end of cylinder is equipped with feed inlet and the air-purifying inlet of intercommunication cylinder inner chamber, the rear end of cylinder is equipped with the discharge gate, be connected with the compounding blade that a plurality of quantity distribute along circumference dispersion on the inner wall of cylinder the central hole of following the cylinder on the cylinder has inserted the liquid spray tube, the front end of liquid spray tube is located the inside of cylinder, just the front end of liquid spray tube is equipped with liquid shower nozzle.
Among the above-mentioned technical scheme, adopt the flexible mixer to carry out the mixture of material, inside through the cylinder at the flexible mixer sets up compounding blade and liquid nozzle, liquid is at compounding in-process progressively even interpolation, can make the absorption of material granule to liquid more even, the even mixing of the granule material in the cylinder with liquid has been realized, simultaneously through setting up the air-purifying inlet at the front end of cylinder, the inside air-purifying that lets in certain pressure at the cylinder during the compounding, can prevent effectively that the micronic dust air among the surrounding environment from entering into the inside of cylinder, thereby the decline of mixing material performance and quality has been avoided, the compounding quality of shielded cable material has been improved.
In the invention, the auxiliary agent is a liquid cross-linking agent formed by melting a cross-linking agent powder after being heated to a set temperature, and the liquid cross-linking agent is sprayed into the roller through a liquid spray pipe and a liquid spray head and is mixed with the raw materials and auxiliary materials of the shielded cable material.
Preferably, the heating temperature of the crosslinker powder exceeds the crystallization temperature of the crosslinker by at least 10 ℃.
According to the invention, the mixing blade is a hopper type blade, and the hopper type blade comprises a hopper groove for containing or pouring materials in the mixing process and a joint part for connecting with the inner wall of the roller.
Preferably, the joint is an angle steel.
Above-mentioned inside hopper formula blade of cylinder's setting has realized the steady and slow rolling of the inside material granule of cylinder, can make the homogeneous mixing of material itself (including the particulate matter and the liquid that sprays the entering) on the one hand, and on the other hand can reduce between the material granule, the striking between material granule and the cylinder wall, compares traditional high-speed blendor, can effectively avoid producing the piece after the compounding, and then cause liquid to glue the wall and influence the drawback of compounding quality and compounding operation.
As a preferable scheme of the present invention, the hopper groove of the hopper-type blade is a concave arc-shaped hopper groove, and the concave arc-shaped hopper groove is formed by compression molding a steel plate.
As a further improvement of the present invention, the bottom of the hopper groove is inclined toward the central outlet portion on the rear end side of the drum.
The tank bottom of the material mixing blade feeding hopper tank is obliquely arranged towards the central outlet part on one side of the rear end of the roller, so that material particles can slowly move along the axial direction in the rolling process, the material mixing circulation is greatly facilitated, the material mixing is more uniform, and the material discharging after the material mixing is more convenient.
As one preferable scheme of the invention, the number of the mixing blades is three and the mixing blades are uniformly distributed along the inner circumference of the roller.
In a second preferred embodiment of the present invention, the rotation speed of the drum is 8 to 12 r/min.
As a third preferable scheme of the present invention, a discharging cylinder for opening or closing the discharge port channel is provided at the rear end of the drum.
During operation the cylinder inner chamber lets in there is its pressure to exceed the air-purifying of an atmospheric pressure to can keep the inside malleation of cylinder, the micronic dust air in the external environment just can not enter into the cylinder, thereby has guaranteed the cleanliness factor that the material mixes.
In order to facilitate material cleaning and maintenance inside the roller, a plurality of windows are formed in the outer wall of the roller, and detachable doors are arranged on the windows.
A flexible mixer for use in the present invention is provided with a frame. The speed reducing motor is arranged on the rack, and the roller is arranged on the rack through a riding wheel component or a bearing seat component.
The invention has the beneficial effects that:
firstly, the application of the flexible mixer in the preparation of the shielded cable material is to mix the material by adopting the flexible mixer, the mixing blades and the liquid spray heads are arranged in the roller of the flexible mixer, the liquid is gradually and uniformly added in the mixing process, so that the material particles can be more uniformly adsorbed on the liquid, the uniform mixing of the particle material and the liquid in the roller is realized, meanwhile, the purified air inlet is arranged at the front end of the roller, and the purified air with certain pressure is introduced into the roller during the mixing process, so that the micro-dust air in the surrounding environment can be effectively prevented from entering the roller, the performance and quality of the mixed material are prevented from being reduced, and the mixing quality of the shielded cable material is improved.
Secondly, the flexible mixer is applied to preparation of shielded cable materials, and due to the arrangement of the hopper type blades in the roller of the flexible mixer, stable and slow rolling of material particles in the roller is achieved, on one hand, the materials (including particles and injected liquid) can be uniformly mixed, on the other hand, impact among the material particles and between the material particles and the wall of the roller can be reduced, and compared with a traditional high-speed mixer, the flexible mixer can effectively avoid the defects that the mixing quality and the mixing operation are affected due to the fact that chips are generated after mixing and the liquid is adhered to the wall.
Thirdly, the flexible mixer adopted in the preparation of the shielded cable material has simple structure and low manufacturing cost, and is stable in operation, low in noise and long in service life due to the adoption of low-speed mixing.
Drawings
FIG. 1 is a schematic view of a flexible mixer;
FIG. 2 is a schematic three-dimensional structure of a flexible mixing machine of FIG. 1;
FIG. 3 is a schematic three-dimensional structure of a drum;
FIG. 4 is a view from direction K of FIG. 3
In the figure: 1. the device comprises a speed reducing motor, a roller, a material inlet, a material outlet, a material mixing blade.
In the figure: a is the front end and B is the back end.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Fig. 1 to 4 show an embodiment of an application of a flexible mixer in the preparation of a shielded cable material according to the present invention, which includes mixing a raw material, an auxiliary material and an auxiliary agent of the shielded cable material by using the flexible mixer in a mixing process of the raw material, the auxiliary material and the auxiliary agent, wherein the flexible mixer includes a rotary drum 2 driven by a gear motor 1 through a gear transmission 14 to rotate, a feed inlet 3 and a purified air inlet 4 communicating with an inner cavity of the drum are formed at a front end of the drum 2, a discharge outlet 5 is formed at a rear end of the drum 2, a plurality of mixing blades 6 distributed and dispersed in a circumferential direction are connected to an inner wall of the drum 2, a liquid spray pipe 8 is inserted into the drum 2 along a central inner hole of the drum, a front end of the liquid spray pipe 8 is located inside the drum 2, and a liquid spray head 9 is formed at a front end.
Among the above-mentioned technical scheme, adopt the flexible mixer to carry out the mixture of material, inside through cylinder 2 at the flexible mixer sets up compounding blade 6 and liquid nozzle 9, liquid is at the gradual even interpolation of compounding in-process, can make the material granule more even to the absorption of liquid, the even mixing of granule material in the cylinder 2 with liquid has been realized, simultaneously through setting up air-purifying inlet 4 at the front end of cylinder 2, let in the inside of cylinder 2 during the compounding and have certain pressure's air-purifying, can prevent effectively that the micronic dust air among the surrounding environment from entering into the inside of cylinder 2, thereby the decline of mixed material performance and quality has been avoided, the compounding quality of shielded cable material has been improved.
In this embodiment, the auxiliary agent is a liquid cross-linking agent melted by heating a cross-linking agent powder to a set temperature, and the liquid cross-linking agent is sprayed into the drum 2 through a liquid spray pipe 8 and a liquid spray head 9 and mixed with the raw materials and auxiliary materials of the shielded cable material.
Preferably, the heating temperature of the crosslinker powder exceeds the crystallization temperature of the crosslinker by at least 10 ℃.
In this embodiment, the mixing blade 6 is a hopper blade, and the hopper blade includes a hopper groove 10 for containing or pouring out the material during the mixing process, and a joint portion 11 for connecting with the inner wall of the drum 2.
Preferably, the joint 11 is an angle steel.
Above-mentioned setting of 2 inside hopper formula blades of cylinder has realized the steady and slow rolling of 2 inside material granules of cylinder, can make the homogeneous mixing of material itself (including the particulate matter and the liquid that the injection got into) on the one hand, on the other hand can reduce between the material granule, the striking between 2 section of thick bamboo walls of material granule and cylinder, compares traditional high-speed blendor, can effectively avoid producing the piece after the compounding, and then cause liquid to glue the wall and influence the drawback of compounding quality and compounding operation.
As a preferable scheme of this embodiment, the hopper groove 10 of the hopper type blade is a concave arc hopper groove, and the concave arc hopper groove is a concave arc hopper groove formed by compression molding a steel plate.
As a further improvement of this embodiment, the bottom of the hopper 10 is inclined toward the central outlet of the rear end of the drum 2.
The tank bottom of the mixing blade feeding hopper tank 10 is obliquely arranged towards the central outlet part on one side of the rear end of the roller 2, so that material particles can slowly move along the axial direction in the rolling process, mixing circulation is greatly facilitated, mixing is more uniform, and discharging after mixing is more convenient.
As one preferable solution of this embodiment, the number of the mixing blades 6 is three and is uniformly distributed along the inner circumferential direction of the drum 2.
As a second preferred embodiment of the present invention, the rotation speed of the roller 2 is 8 to 12 r/min.
As a third preferable scheme of the present embodiment, a discharge cylinder 12 for opening or closing the passage of the discharge hole 5 is provided at the rear end of the drum 2.
During operation 2 inner chamber of cylinder lets in there is its pressure to exceed the air-purifying of an atmospheric pressure to can keep the inside malleation of cylinder 2, the micronic dust air in the external environment just can not enter into cylinder 2, thereby has guaranteed the cleanliness factor that the material mixes.
In order to facilitate material cleaning and maintenance inside the roller 2, a plurality of windows are formed in the outer wall of the roller 2, and a detachable door 13 is arranged on each window.
A flexible mixer used in the present embodiment is provided with a frame 15. The speed reducing motor 1 is arranged on the frame 15, and the roller 2 is arranged on the frame 15 through a riding wheel component or a bearing seat component.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The application of the flexible mixer in preparation of the shielded cable material is characterized by comprising the steps of mixing the material by adopting the flexible mixer in the mixing process of the raw material, the auxiliary material and the auxiliary agent of the shielded cable material, wherein the flexible mixer comprises a rotary drum which is driven to rotate by a speed reduction motor through gear transmission, the front end of the drum is provided with a feed inlet and a purified air inlet which are communicated with an inner cavity of the drum, the rear end of the drum is provided with a discharge outlet, the inner wall of the drum is connected with a plurality of mixing blades which are distributed in a dispersing way along the circumferential direction, a liquid spray pipe is inserted into the drum along the central inner hole of the drum, the front end of the liquid spray pipe is positioned inside the drum, and the front end of the liquid spray pipe is provided with a; the mixing blades are hopper type blades, and each hopper type blade comprises a hopper groove for containing or pouring materials in the mixing process and a joint part for connecting with the inner wall of the roller; the hopper grooves of the hopper type blades are concave arc-shaped hopper grooves, and the concave arc-shaped hopper grooves are concave arc-shaped hopper grooves formed by compression molding of steel plates; the bottom of the hopper groove is obliquely arranged towards the central outlet part at one side of the rear end of the roller so that the material particles slowly move along the axial direction in the rolling process; the groove bottom width dimension of the concave arc-shaped hopper groove is larger than the appearance dimension of the liquid spray head, and when the concave arc-shaped hopper groove rotates along with the roller, the liquid spray head at the front end of the liquid spray pipe is always positioned on the back side of the concave arc-shaped hopper groove relative to the concave arc-shaped hopper groove.
2. The use of the flexible mixer in the preparation of the shielded cable material according to claim 1, wherein the auxiliary agent is a liquid cross-linking agent melted by heating a cross-linking agent powder to a predetermined temperature, and the liquid cross-linking agent is sprayed into the drum through a liquid spray pipe and a liquid spray head and mixed with the raw material and auxiliary material of the shielded cable material.
3. Use of a flexible mixer in the preparation of a shielded cable material according to claim 2, wherein the heating temperature of the crosslinker powder exceeds the crystallization temperature of the crosslinker by 10 ℃.
4. Use of a flexible mixer in the preparation of a shielded electrical cable material according to claim 1, wherein said mixing blades are three in number and are uniformly distributed along the inner circumference of said drum.
5. The application of the flexible mixer in the preparation of the shielded cable material as claimed in claim 1, wherein the rotation speed of the roller is 8-12 r/min.
6. The use of a flexible mixer in the preparation of shielded cable material according to claim 1, wherein the rear end of the drum is provided with a discharge cylinder for opening or closing the discharge port channel.
7. Use of a flexible mixer according to claim 1 in the manufacture of shielded electrical cable material, wherein in operation the interior of said drum is vented with purified air at a pressure in excess of one atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810771490.3A CN108905791B (en) | 2018-07-13 | 2018-07-13 | Application of flexible mixer in preparation of shielded cable material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810771490.3A CN108905791B (en) | 2018-07-13 | 2018-07-13 | Application of flexible mixer in preparation of shielded cable material |
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| Publication Number | Publication Date |
|---|---|
| CN108905791A CN108905791A (en) | 2018-11-30 |
| CN108905791B true CN108905791B (en) | 2021-03-09 |
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| CN201810771490.3A Active CN108905791B (en) | 2018-07-13 | 2018-07-13 | Application of flexible mixer in preparation of shielded cable material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109621794A (en) * | 2019-01-08 | 2019-04-16 | 湖南德景源科技有限公司 | A kind of low-speed high-efficiency horizontal type trommel mixer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1547984A1 (en) * | 2003-12-19 | 2005-06-29 | Lafarge Platres | Method and apparatus for stabilizing plaster |
| CN204447877U (en) * | 2014-12-11 | 2015-07-08 | 重庆凌越工业设备有限公司 | A kind of mixing apparatus for building inorganic heat preservation plate material |
| CN105498375A (en) * | 2015-12-02 | 2016-04-20 | 北京航空航天大学 | Micro-positive pressure type indoor air purifying device and air purifying method |
| CN105839902A (en) * | 2016-05-20 | 2016-08-10 | 温州市和润涂饰有限公司 | Homogenizer for cement dry-powder putty for wall face of building |
-
2018
- 2018-07-13 CN CN201810771490.3A patent/CN108905791B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1547984A1 (en) * | 2003-12-19 | 2005-06-29 | Lafarge Platres | Method and apparatus for stabilizing plaster |
| CN204447877U (en) * | 2014-12-11 | 2015-07-08 | 重庆凌越工业设备有限公司 | A kind of mixing apparatus for building inorganic heat preservation plate material |
| CN105498375A (en) * | 2015-12-02 | 2016-04-20 | 北京航空航天大学 | Micro-positive pressure type indoor air purifying device and air purifying method |
| CN105839902A (en) * | 2016-05-20 | 2016-08-10 | 温州市和润涂饰有限公司 | Homogenizer for cement dry-powder putty for wall face of building |
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| CN108905791A (en) | 2018-11-30 |
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