CN113578177B - Hydrogel dressing preparation equipment - Google Patents
Hydrogel dressing preparation equipment Download PDFInfo
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- CN113578177B CN113578177B CN202111143878.7A CN202111143878A CN113578177B CN 113578177 B CN113578177 B CN 113578177B CN 202111143878 A CN202111143878 A CN 202111143878A CN 113578177 B CN113578177 B CN 113578177B
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Abstract
The invention relates to the technical field of dressings, in particular to equipment for preparing a hydrogel dressing, which is beneficial to uniform subsequent mixing and improves the functional uniformity of the dressing; the method comprises the following steps: the mixing box is communicated with a premixing pipe, and a stirring device is arranged in the mixing box and is used for mixing the raw materials and the accessory ingredients entering the mixing box from the premixing pipe; the feeding bin is coaxial and hermetically communicated with the premixing pipe, and is provided with a first feeding pipe for injecting a compounding agent; the second inlet pipe, the second inlet pipe coaxial line rotates to be installed on the feeding storehouse, and the second inlet pipe is used for pouring into the raw materials into, and fixed mounting has the drive case on the feeding storehouse, and drive incasement portion is provided with drive arrangement for the drive second inlet pipe is revolved along self axis.
Description
Technical Field
The invention relates to the technical field of dressings, in particular to equipment for preparing a hydrogel dressing.
Background
The hydrogel has good biocompatibility, high mechanical strength during molding, good liquid absorption and gas permeability and can inhibit skin infection, so that the hydrogel can be used as artificial skin for temporarily wrapping wounds;
in the mixing process of the hydrogel, the compounding agents of different dosage forms are mixed, so that different viscosities are generated, and if the mixing is not uniform, the formed hydrogel has uneven functions;
when mixing raw materials and compounding ingredients, the existing mixing device needs to pour the raw materials and the compounding ingredients into a mixing bin step by step, and because the raw materials and the compounding ingredients both have certain liquid viscosity, the raw materials and the compounding ingredients need to be mixed for a long time when being mixed, so that the uniformity required by production can be achieved.
Disclosure of Invention
In order to solve the technical problems, the invention provides equipment for preparing hydrogel dressing, which is beneficial to uniform subsequent mixing and improves the functional uniformity of the dressing.
The equipment for preparing the hydrogel dressing comprises:
the mixing box is communicated with a premixing pipe, and a stirring device is arranged in the mixing box and is used for mixing the raw materials and the compounding ingredients entering the mixing box from the premixing pipe;
the feeding bin is coaxial and communicated with the premixing pipe in a sealing mode, the feeding bin is positioned above the premixing pipe, and a first feeding pipe is arranged on the feeding bin and used for injecting a compounding agent;
the second feeding pipe is coaxially and rotatably arranged on the feeding bin and used for injecting raw materials, a driving box is fixedly arranged on the feeding bin, and a driving device is arranged in the driving box and used for driving the second feeding pipe to rotate along the axis of the second feeding pipe;
the confluence premixing piece is installed inside the premixing pipe and the feeding bin and is used for premixing the raw materials and the compounding agents entering the feeding bin.
Furthermore, the confluence premixing part comprises a confluence hopper and a conical diversion table, wherein the input end of the confluence hopper is hermetically connected with the output end of the feeding bin, and the confluence hopper is positioned in the premixing tube;
the toper water conservancy diversion platform is installed inside premixing the pipe, be provided with aggregate unit between toper water conservancy diversion platform and the second inlet pipe output, aggregate unit is used for at the rotatory in-process of second inlet pipe, and it is rotatory to drive toper water conservancy diversion platform, drives toper water conservancy diversion platform simultaneously and follows premixing pipe axis reciprocating motion, the edge of toper water conservancy diversion platform is provided with the annular curb plate, the laminating of annular curb plate and premixing inside pipe wall, the junction of annular curb plate and toper water conservancy diversion platform evenly is provided with a plurality of groups discharge opening, toper water conservancy diversion platform is used for accepting the conical surface of liquid and evenly is provided with a plurality of groups guide plate.
Furthermore, a guide groove is formed in the inner wall of the premixing pipe, the guide groove is a uniform wavy annular groove, two groups of guide pillars are symmetrically arranged on the outer wall of the annular side plate, the two groups of guide pillars are respectively installed in the guide groove in a sliding mode, and a quincunx groove is formed in the top of the conical guide table in a penetrating mode;
linkage includes connecting axle and spoke, the top of connecting axle relies on spoke and second inlet pipe output end axis fixed connection, the fixed plum blossom axle that is provided with and corresponds with the plum blossom groove of the bottom coaxial line of connecting axle, toper water conservancy diversion platform relies on the plum blossom groove slip cover to establish on the plum blossom axle.
Further, still include vortex flabellum, the coaxial fixed cover of vortex flabellum is established on the circumference outer wall of second inlet pipe, vortex flabellum is located the feeding storehouse and converges and fights inside, the flabellum shape of toper water conservancy diversion platform agrees with the axis cross-section of feeding storehouse and converging the fill mutually, toper water conservancy diversion platform is used for stirring the inside compounding agent in feeding storehouse along with the rotatory in-process of second inlet pipe, forms the vortex.
Further, the driving device comprises a worm and a first motor which are rotatably installed at the top of the feeding bin, the first motor is fixedly installed on the feeding bin and used for driving the worm to rotate along the axis of the first motor, a worm wheel is fixedly sleeved on the outer wall of the circumference of the second feeding pipe, the worm is meshed with the worm wheel, and the worm, the first motor and the worm wheel are located inside the driving box.
Furthermore, a discharge valve is communicated with the bottom of the side end of the mixing box, the stirring device comprises a stirring shaft and a second motor which are coaxially and rotatably arranged in the mixing box, the second motor is fixedly arranged at the side end of the mixing box and is used for driving the stirring shaft to rotate along the axis of the second motor, and the axis of the stirring shaft is vertical to the axis of the second feeding pipe;
the stirring device is characterized in that two groups of stirring plates are symmetrically arranged on the circumferential outer wall of the stirring shaft, the stirring plates are spiral along the axis of the stirring shaft, a water draining groove is arranged on each stirring plate in a penetrating mode, and the distance between the outer edge of each stirring plate and the circumferential inner wall of the mixing box is 5-9 mm.
Furthermore, a communicating pipe is communicated with the top of the circumferential outer wall of the mixing box, the output end of the communicating pipe is fixedly connected with a vacuum pump, the vacuum pump is used for vacuumizing the interior of the mixing box through the communicating pipe, and a liquid blocking valve core is rotatably installed in the communicating pipe;
the liquid blocking valve core is in a shuttle shape and hollow inside, and a plurality of groups of inclined vent holes are uniformly arranged on the conical surface of the liquid blocking valve core in a penetrating mode and used for driving the liquid blocking valve core to rotate along the axis of the liquid blocking valve core by the aid of the plurality of groups of the vent holes when gas passes through the communicating pipe.
Further, the section of the water leaching tank perpendicular to the axis of the stirring shaft is in a diamond shape and is used for guiding the flow direction of liquid when the liquid passes through the water leaching tank.
Further, the input of premixing pipe is provided with the ring flange, the output in feeding storehouse is provided with the ring flange, the feeding storehouse relies on two sets of ring flanges coaxial line to install on premixing pipe, and two sets of the pad is equipped with sealed the pad between the ring flange.
Compared with the prior art, the invention has the beneficial effects that: inject the compounding ingredient into feeding storehouse through first inlet pipe inside, simultaneously with the raw materials by the second inlet pipe inject into feeding storehouse inside, through setting up the piece that thoughtlessly mixes that converges, carry out preliminary premixing to compounding ingredient and raw materials between getting into mixing box 1, prevent to inject into in batches and cause raw materials and compounding ingredient layering easily, the condition of the follow-up mixture of not being convenient for takes place, through the aforesaid setting, be favorable to carrying out preliminary mixing when injecting into raw materials and compounding ingredient, be favorable to follow-up misce bene, promote dressing function homogeneity.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the structure of the funnel and the cone-shaped guide platform;
FIG. 4 is an enlarged schematic view of the structural connection of the premix tube to the feed bin;
FIG. 5 is an enlarged schematic view of the structure of the conical guide table;
FIG. 6 is an enlarged schematic view of the second feed tube in structural connection with a connecting shaft or the like;
FIG. 7 is a cross-sectional view of the stirring plate and the stirring shaft;
fig. 8 is an enlarged schematic view of the structure of the liquid-blocking valve element.
In the drawings, the reference numbers: 1. a mixing box; 2. a premix tube; 3. a feeding bin; 4. a flange plate; 5. a first feed tube; 6. a second feed tube; 7. a converging hopper; 8. a conical diversion table; 9. an annular side plate; 10. a discharge hole; 11. a drive box; 12. a guide groove; 13. a guide post; 14. a connecting shaft; 15. spokes; 16. a quincunx shaft; 17. a plum blossom groove; 18. an eddy fan blade; 19. a baffle; 20. a worm; 21. a first motor; 22. a worm gear; 23. a discharge valve; 24. a stirring shaft; 25. a stirring plate; 26. a second motor; 27. a communicating pipe; 28. a vacuum pump; 29. a liquid-resistant valve core; 30. and (4) a vent hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.
As shown in fig. 1 to 4, an apparatus for preparing a hydrogel dressing of the present invention includes:
the mixing box comprises a mixing box 1, wherein a premixing pipe 2 is communicated with the mixing box 1, and a stirring device is arranged in the mixing box 1 and is used for mixing raw materials and matching agents entering the mixing box 1 from the premixing pipe 2;
the feeding bin 3 is coaxially and hermetically communicated with the premixing pipe 2, the feeding bin 3 is positioned above the premixing pipe 2, and the feeding bin 3 is provided with a first feeding pipe 5 for injecting a compounding agent;
the second feeding pipe 6 is coaxially and rotatably arranged on the feeding bin 3, the second feeding pipe 6 is used for injecting raw materials, a driving box 11 is fixedly arranged on the feeding bin 3, and a driving device is arranged in the driving box 11 and used for driving the second feeding pipe 6 to rotate along the axis of the driving device;
the confluence premixing piece is arranged inside the premixing pipe 2 and the feeding bin 3 and is used for premixing the raw materials and the compounding agents entering the feeding bin 3;
in this embodiment, pour into the compounding ingredient into feeding storehouse 3 inside through first inlet pipe 5, pour into the raw materials into feeding storehouse 3 inside by second inlet pipe 6 simultaneously, through setting up the piece that thoughtlessly mixes that converges, carry out preliminary premixing between getting into mixing box 1 to compounding ingredient and raw materials, prevent to inject into in batches and cause raw materials and compounding ingredient layering easily, the condition of the follow-up mixture of not being convenient for takes place, through the aforesaid setting, be favorable to carrying out preliminary mixing when pouring into raw materials and compounding ingredient, be favorable to follow-up misce bene, promote dressing function homogeneity.
Preferably, the confluence pre-mixing piece comprises a confluence hopper 7 and a conical diversion platform 8;
the input end of the confluence hopper 7 is hermetically connected with the output end of the feeding bin 3, and the confluence hopper 7 is positioned inside the premixing pipe 2;
the conical diversion table 8 is installed inside the premixing pipe 2, a linkage device is arranged between the conical diversion table 8 and the output end of the second feeding pipe 6, the linkage device is used for driving the conical diversion table 8 to rotate and simultaneously driving the conical diversion table 8 to reciprocate along the axis of the premixing pipe 2 in the rotating process of the second feeding pipe 6, an annular side plate 9 is arranged at the edge of the conical diversion table 8, the annular side plate 9 is attached to the inner wall of the premixing pipe 2, a plurality of groups of discharge holes 10 are uniformly formed in the joint of the annular side plate 9 and the conical diversion table 8, and a plurality of groups of diversion plates 19 are uniformly arranged on the conical surface of the conical diversion table 8, which is used for receiving liquid;
in the embodiment, the raw materials and the compounding agents are preliminarily mixed in the injection process by arranging the converging hopper 7; through setting up drive arrangement drive second inlet pipe 6 rotatory along self axis, under linkage's effect, make toper water conservancy diversion platform 8 along with second inlet pipe 6 rotatory reciprocating motion from top to bottom, thereby the messenger falls into raw materials and compounding agent further to mix on toper water conservancy diversion platform 8 by converging hopper 7, flow into to mixing box 1 inside by a plurality of groups discharge opening 10 around the 8 conical surfaces of back edge toper water conservancy diversion platform, and carry out whole mixing by mixing box 1, converge the reposition of redundant personnel to raw materials and compounding agent, be favorable to raw materials and compounding agent at this in-process intensive mixing contact.
As shown in fig. 4 to 6, preferably, the inner wall of the premix tube 2 is provided with a guide groove 12, the guide groove 12 is a uniform wavy annular groove, the outer wall of the annular side plate 9 is symmetrically provided with two sets of guide posts 13, the two sets of guide posts 13 are respectively slidably mounted inside the guide groove 12, and the top of the conical diversion platform 8 is provided with a quincunx groove 17 in a penetrating manner;
the linkage device comprises a connecting shaft 14 and spokes 15, the top end of the connecting shaft 14 is fixedly connected with the axis of the output end of the second feeding pipe 6 by virtue of the spokes 15, a plum blossom shaft 16 corresponding to a plum blossom groove 17 is coaxially and fixedly arranged at the bottom end of the connecting shaft 14, and the conical guide table 8 is sleeved on the plum blossom shaft 16 by virtue of the plum blossom groove 17 in a sliding manner;
in this embodiment, through the above arrangement, under the connecting action of the connecting shaft 14 and the plum blossom shaft 16, the plum blossom shaft 16 drives the conical diversion table 8 to rotate, and simultaneously under the cooperation of the guide groove 12 and the guide pillar 13, the conical diversion table 8 reciprocates up and down while rotating, and the raw material and the compounding agent are driven to rotate while reciprocating up and down through the conical diversion table 8, so that the raw material and the compounding agent falling on the conical diversion table 8 are favorably mixed.
Preferably, as shown in fig. 3 and 6, the feeding device further comprises a vortex fan blade 18, the vortex fan blade 18 is coaxially and fixedly sleeved on the circumferential outer wall of the second feeding pipe 6, the vortex fan blade 18 is located inside the feeding bin 3 and the converging hopper 7, the shape of the fan blade of the conical guide table 8 is matched with the axial line cross sections of the feeding bin 3 and the converging hopper 7, and the conical guide table 8 is used for stirring the compounding agent inside the feeding bin 3 in the rotating process with the second feeding pipe 6 to form a vortex;
in this embodiment, the above arrangement is beneficial to accelerate the discharge of the raw material and the compounding ingredients from the confluence hopper 7 to the inside of the pre-mixing pipe 2, and the injection rate is increased.
Preferably, as shown in fig. 6, the driving device includes a worm 20 and a first motor 21 rotatably installed on the top of the feeding bin 3, the first motor 21 is fixedly installed on the feeding bin 3, the first motor 21 is used for driving the worm 20 to rotate along the axis of the first motor, a worm wheel 22 is fixedly sleeved on the outer circumferential wall of the second feeding tube 6, the worm 20 is meshed with the worm wheel 22, and the worm 20, the first motor 21 and the worm wheel 22 are all located inside the driving box 11;
in the present embodiment, by the above arrangement, it is convenient to control the second feeding pipe 6 to rotate along the axis thereof.
Preferably, as shown in fig. 2, a discharge valve 23 is disposed at the bottom of the side end of the mixing box 1 in a communicating manner, the stirring device includes a stirring shaft 24 and a second motor 26 coaxially and rotatably mounted inside the mixing box 1, and the second motor 26 is fixedly mounted at the side end of the mixing box 1 and is used for driving the stirring shaft 24 to rotate along the axis thereof;
two groups of stirring plates 25 are symmetrically arranged on the circumferential outer wall of the stirring shaft 24, the stirring plates 25 are spiral along the axis of the stirring shaft 24, a water draining groove penetrates through the stirring plates 25, and the distance between the outer edge of each stirring plate 25 and the circumferential inner wall of the mixing box 1 is 5-9 mm;
in the embodiment, compared with the flat stirring, the above arrangement is beneficial to reducing the resistance of the liquid to the stirring plate 25 during the stirring process, thereby reducing the power of the second motor 26.
As a preferred technical solution, as shown in fig. 1 to 8, a communication pipe 27 is provided in communication with the top of the circumferential outer wall of the mixing tank 1, an output end of the communication pipe 27 is fixedly connected with a vacuum pump 28, the vacuum pump 28 is used for vacuumizing the interior of the mixing tank 1 through the communication pipe 27, and a liquid blocking valve core 29 is rotatably installed in the communication pipe 27;
the liquid-blocking valve core 29 is in a shuttle shape and is hollow inside, a plurality of groups of inclined vent holes 30 are uniformly arranged on the conical surface of the liquid-blocking valve core 29 in a penetrating manner, and the liquid-blocking valve core 29 is driven to rotate along the axis of the liquid-blocking valve core 29 by utilizing the plurality of groups of vent holes 30 when gas passes through the communicating pipe 27;
in this embodiment, through the aforesaid setting, be favorable to reducing the inside bubble quantity that produces at the stirring in-process of mixing box 1 by a wide margin, promote the homogeneity of mixing, be favorable to follow-up production, hinder liquid case 29 through the setting, make vacuum pump 28 at the during operation, utilize mobile gas to promote to hinder liquid case 29 rotatory, the liquid that splashes when being favorable to reducing the mixture is discharged to external condition by communicating pipe 27 and vacuum pump 28 and takes place.
Preferably, as shown in fig. 7, the draining tank has a rhombic cross section perpendicular to the axis of the stirring shaft 24, and is used for guiding the flow direction of the liquid when the liquid passes through the draining tank;
in this embodiment, through above-mentioned setting, be favorable to carrying out comprehensive the mixing to the inside liquid of mixing box 1, avoid the condition of same aspect repeated stirring to take place.
As shown in fig. 3 to 4, preferably, the input end of the premix tube 2 is provided with a flange 4, the output end of the feed bin 3 is provided with a flange 4, the feed bin 3 is coaxially mounted on the premix tube 2 by means of two sets of flanges 4, and a sealing gasket is arranged between the two sets of flanges 4;
in this embodiment, through the above arrangement, it is beneficial to disassemble and clean the pre-mixing pipe 2 and the feeding bin 3.
The hydrogel dressing preparation equipment provided by the invention has the advantages that the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the hydrogel dressing preparation equipment can be implemented as long as the beneficial effects of the hydrogel dressing preparation equipment can be achieved.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.
Claims (4)
1. An apparatus for preparing a hydrogel dressing, comprising:
the mixing box (1) is communicated with a premixing pipe (2), and a stirring device is arranged in the mixing box (1) and used for mixing raw materials and ingredients entering the mixing box (1) from the premixing pipe (2);
the feeding bin (3) is coaxial and hermetically communicated with the premixing pipe (2), the feeding bin (3) is positioned above the premixing pipe (2), and a first feeding pipe (5) is arranged on the feeding bin (3) and used for injecting a compounding agent;
the feeding device comprises a second feeding pipe (6), the second feeding pipe (6) is coaxially and rotatably installed on a feeding bin (3), the second feeding pipe (6) is used for injecting raw materials, a driving box (11) is fixedly installed on the feeding bin (3), and a driving device is arranged inside the driving box (11) and used for driving the second feeding pipe (6) to rotate along the axis of the second feeding pipe;
the confluence premixing piece is installed inside the premixing pipe (2) and the feeding bin (3) and is used for premixing the raw materials and the compounding agents entering the feeding bin (3);
the confluence premixing piece comprises a confluence hopper (7) and a conical flow guide table (8), the input end of the confluence hopper (7) is hermetically connected with the output end of the feeding bin (3), and the confluence hopper (7) is positioned inside the premixing pipe (2);
the conical diversion table (8) is installed inside the premixing pipe (2), a linkage device is arranged between the conical diversion table (8) and the output end of the second feeding pipe (6), the linkage device is used for driving the conical diversion table (8) to rotate in the rotating process of the second feeding pipe (6), meanwhile, the conical diversion table (8) is driven to reciprocate along the axis of the premixing pipe (2), an annular side plate (9) is arranged at the edge of the conical diversion table (8), the annular side plate (9) is attached to the inner wall of the premixing pipe (2), a plurality of groups of discharge holes (10) are uniformly formed in the joint of the annular side plate (9) and the conical diversion table (8), and a plurality of groups of guide plates (19) are uniformly arranged on the conical surface of the conical diversion table (8) for receiving liquid;
the inner wall of the premixing pipe (2) is provided with a guide groove (12), the guide groove (12) is a uniform wavy annular groove, the outer wall of the annular side plate (9) is symmetrically provided with two groups of guide pillars (13), the two groups of guide pillars (13) are respectively slidably mounted in the guide groove (12), and the top of the conical guide table (8) is provided with a quincunx groove (17) in a penetrating manner;
the linkage device comprises a connecting shaft (14) and spokes (15), the top end of the connecting shaft (14) is fixedly connected with the axis of the output end of the second feeding pipe (6) by virtue of the spokes (15), a plum blossom shaft (16) corresponding to a plum blossom groove (17) is fixedly arranged on the bottom end of the connecting shaft (14) in a coaxial line manner, and the conical flow guide platform (8) is sleeved on the plum blossom shaft (16) by virtue of the plum blossom groove (17) in a sliding manner;
the vortex flow fan blade (18) is coaxially and fixedly sleeved on the circumferential outer wall of the second feeding pipe (6), the vortex flow fan blade (18) is positioned in the feeding bin (3) and the converging hopper (7), the shape of the fan blade of the conical flow guide table (8) is matched with the axial line sections of the feeding bin (3) and the converging hopper (7), and the conical flow guide table (8) is used for stirring a matching agent in the feeding bin (3) in the rotating process along with the second feeding pipe (6) to form a vortex;
a discharge valve (23) is communicated with the bottom of the side end of the mixing box (1), the stirring device comprises a stirring shaft (24) and a second motor (26), the stirring shaft (24) and the second motor (26) are coaxially and rotatably arranged in the mixing box (1), and the second motor (26) is fixedly arranged at the side end of the mixing box (1) and is used for driving the stirring shaft (24) to rotate along the axis of the second motor;
two groups of stirring plates (25) are symmetrically arranged on the circumferential outer wall of the stirring shaft (24), the stirring plates (25) are spiral along the axis of the stirring shaft (24), a water draining groove penetrates through the stirring plates (25), and the distance between the outer edge of each stirring plate (25) and the circumferential inner wall of the mixing box (1) is 5-9 mm;
the top of the circumferential outer wall of the mixing box (1) is provided with a communicating pipe (27) in a communicating mode, the output end of the communicating pipe (27) is fixedly connected with a vacuum pump (28), the vacuum pump (28) is used for vacuumizing the interior of the mixing box (1) through the communicating pipe (27), and a liquid blocking valve core (29) is rotatably installed in the communicating pipe (27);
the liquid blocking valve core (29) is in a shuttle shape and hollow inside, a plurality of groups of inclined vent holes (30) are uniformly arranged on the conical surface of the liquid blocking valve core (29) in a penetrating mode, and when gas passes through the communicating pipe (27), the plurality of groups of vent holes (30) are used for driving the liquid blocking valve core (29) to rotate along the axis of the liquid blocking valve core (29).
2. The hydrogel dressing preparation apparatus as claimed in claim 1, wherein the driving device comprises a worm (20) rotatably mounted on the top of the feeding chamber (3) and a first motor (21), the first motor (21) is fixedly mounted on the feeding chamber (3), the first motor (21) is used for driving the worm (20) to rotate along its axis, a worm wheel (22) is fixedly mounted on the circumferential outer wall of the second feeding pipe (6), the worm (20) is engaged with the worm wheel (22), and the worm (20), the first motor (21) and the worm wheel (22) are all located inside the driving box (11).
3. The apparatus for preparing a hydrogel dressing according to claim 2, wherein the draining tank has a rhombic shape in a cross section perpendicular to the axis of the stirring shaft (24) for guiding the flow direction of the liquid as it passes through the draining tank.
4. The hydrogel dressing preparation apparatus according to claim 3, wherein the input end of the pre-mixing tube (2) is provided with a flange (4), the output end of the feeding chamber (3) is provided with a flange (4), the feeding chamber (3) is coaxially mounted on the pre-mixing tube (2) by means of two sets of flanges (4), and a sealing gasket is arranged between the two sets of flanges (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111143878.7A CN113578177B (en) | 2021-09-28 | 2021-09-28 | Hydrogel dressing preparation equipment |
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|---|---|---|---|
| CN202111143878.7A CN113578177B (en) | 2021-09-28 | 2021-09-28 | Hydrogel dressing preparation equipment |
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| CN113578177B true CN113578177B (en) | 2021-12-21 |
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| CN107583544A (en) * | 2017-10-27 | 2018-01-16 | 宁波市江北区伊人宝贸易有限公司 | A kind of agitator arm movable type chemical raw material mixing device |
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