CN212974832U

CN212974832U - Bidirectional stirrer with water cooling function

Info

Publication number: CN212974832U
Application number: CN202021527174.0U
Authority: CN
Inventors: 李小兵
Original assignee: Jiangxi Zhixin New Materials Co ltd
Current assignee: Jiangxi Zhixin New Materials Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-04-16
Anticipated expiration: 2030-07-28

Abstract

The utility model provides a two-way mixer with water-cooling function, including stirring casing and cooling casing, cooling casing parcel stirring casing, form the cooling chamber between the two, the cooling chamber passes through the pipeline and links to each other with expansion tank and circulating pump, be provided with rabbling mechanism in the stirring casing, rabbling mechanism includes the fixed axle, first pivot, the second pivot, the gear train, the guard shield, the second pivot cover is established on the fixed axle, first pivot is driven rotatoryly by the motor and makes the second pivot reversal through the gear train, be provided with first blade and second blade in first pivot and the second pivot respectively, and first blade and second blade are crisscross each other, the guard shield is located outside the gear train. The utility model discloses a bevel gear group realizes that single motor drives two pivot reversals, reduces structure complexity and manufacturing cost, improves stirring efficiency, increases water cooling system simultaneously, cools down the stirring chamber, prevents that the coating temperature is too high.

Description

Bidirectional stirrer with water cooling function

Technical Field

The utility model relates to a stirrer, in particular to a bidirectional stirrer with a water cooling function.

Background

The coating stirrer is used for crushing, dispersing, emulsifying and mixing the coating, and impacting, crushing and dispersing the materials through the high-speed rotation of the blades, so that the functions of rapid mixing, dissolving, dispersing and refining are achieved, and the coating stirrer is efficient equipment for stirring, dispersing and dissolving solids such as the coating and the like.

Traditional coating stirrer only is equipped with the one-way stirring to coating along the (mixing) shaft axis rotation of vertical (mixing) shaft, and stirring efficiency is poor, and some large particles's material is difficult to rapid misce bene, and coating intensive mixing time is long, makes production efficiency lower. On the other hand, the traditional stirrer cannot effectively dissipate heat, heat generated by violent friction between the blade and the coating cannot be discharged, so that the temperature of the coating is higher, and the stirring speed can be reduced only for some coatings needing low-temperature stirring, so that the stirring efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a two-way mixer with water-cooling function uses single motor to drive two pivot reversals, improves stirring efficiency to can carry out the water-cooling, prevent that the coating temperature is too high. In order to achieve the above purpose, the utility model adopts the following technical scheme:

(II) technical scheme

A bidirectional stirrer with a water cooling function comprises a stirring shell and a cooling shell, wherein the stirring shell is wrapped by the cooling shell, a cooling cavity is formed between the stirring shell and the cooling shell, a stirring mechanism is arranged in the stirring shell, the bottom of the cooling cavity is connected with a water inlet pipe, the top of the cooling cavity is connected with a water outlet pipe, the water inlet pipe is connected with the other end of the cooling cavity and an expansion water tank, the other end of the water outlet pipe is connected with a circulating pump, the expansion water tank and the circulating pump are connected through a water pipe, and a cooling;

the stirring mechanism comprises a fixed shaft, a first rotating shaft, a second rotating shaft, a gear set and a shield, and the fixed shaft is fixed in the stirring shell through a bottom support; the upper end of the first rotating shaft is connected with a motor, a blade frame is arranged on the first rotating shaft, and a plurality of first blades are arranged on the blade frame; the second rotating shaft is rotatably sleeved on the fixed shaft and is provided with a plurality of second blades; the gear group is arranged between the first rotating shaft and the second rotating shaft and consists of a first gear, a second gear and a third gear, the first gear is fixed at the lower end of the first rotating shaft, the second gear is fixed at the upper end of the second rotating shaft, and the third gear is fixed on the fixed shaft, can freely rotate and is meshed with the first gear and the second gear; the protective cover is arranged outside the gear set, one end of the protective cover is fixed on the first rotating shaft, and the other end of the protective cover is connected with the second rotating shaft through a bearing.

Furthermore, the second rotating shaft is directly sleeved on the fixed shaft, and a lubricating layer is arranged between the second rotating shaft and the fixed shaft.

Further, the lubricating layer is grease.

Furthermore, the bottom of the first rotating shaft is rotatably sleeved on the top of the fixed shaft.

Furthermore, the blade frame is arranged around the second rotating shaft, one end of the first blade is fixed on the blade frame, and the other end of the first blade extends to the space between the second blades, so that the first blade and the second blade are mutually staggered.

Furthermore, one end of the protective cover is fixed on the first rotating shaft through welding, and a sealing ring is arranged on a bearing at the other end of the protective cover

Further, the first gear, the second gear and the third gear are all bevel gears.

Furthermore, a water pumping port is formed in the expansion water tank.

Further, a filter screen is arranged in the expansion water tank.

Further, the cooling device is a heat radiation fin arranged around the expansion water tank.

(III) advantageous effects

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly:

firstly, the transmission of the conical gear set is utilized, so that the single motor can drive the two rotating shafts to rotate reversely, the stirring efficiency is improved, and the production cost of equipment is reduced;

secondly, the first rotating shaft and the second rotating shaft are sleeved on the fixed shaft and provided with lubricating layers, so that the rotating shafts can rotate more stably;

a protective cover is arranged outside the gear set, so that raw materials can be prevented from entering between the gears to cause gear clamping;

the blades on the two rotating shafts are staggered with each other, so that the stirring efficiency is further improved;

a water cooling system is arranged to prevent the temperature of the coating from being too high during stirring;

and the expansion water tank is provided with a cooling device to cool the heated cooling water and improve the cooling effect.

Drawings

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall appearance of the present invention;

fig. 2 is a sectional view of the gear set 11 and the shield 12.

The reference numbers illustrate:

1. stirring the shell;	101. a feed inlet;
		102. a discharge port;	2. cooling the housing;
3. a cooling chamber;	4. a fixed shaft;
		5. a first rotating shaft;	6. a second rotating shaft;
7. a motor;	8. a blade frame;
		9. a first blade;	10. a second blade;
11. a gear set;	1101. a first gear;
		1102. a second gear;	1103. a third gear;
12. a shield;	13. a bearing;
		14. a water inlet pipe;	15. a water outlet pipe;
16. a circulation pump;	17. an expansion tank;
		1701. a water pumping port;	1702. and (5) filtering by using a filter screen.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 2, a bidirectional mixer with a water cooling function includes a mixing housing 1 and a cooling housing 2, the cooling housing 2 wraps the mixing housing 1, a cooling cavity 3 is formed between the mixing housing 1 and the mixing housing, a mixing mechanism is disposed in the mixing housing 1, the bottom of the cooling cavity 3 is connected to a water inlet pipe 14, the top of the cooling cavity is connected to a water outlet pipe 15, the water inlet pipe 14 is connected to the other end of the cooling cavity, the other end of the water outlet pipe 15 is connected to a circulating pump 16, the water expansion tank 17 and the circulating pump 16 are connected by a water pipe, and a cooling device is disposed on the water expansion tank 17 to cool down the heated cooling water and improve the water cooling efficiency;

rabbling mechanism includes fixed axle 4, first pivot 5, second pivot 6, gear train 11, guard shield 12, wherein:

the fixed shaft 4 is fixed in the stirring shell 1 through a bottom bracket;

the upper end of the first rotating shaft 5 is connected with a motor 7, a blade frame 8 is arranged on the first rotating shaft 5, and a plurality of first blades 9 are arranged on the blade frame 8; the second rotating shaft 6 is rotatably sleeved on the fixed shaft 4, and a plurality of second blades 10 are arranged on the second rotating shaft;

the gear set 11 is arranged between the first rotating shaft 5 and the second rotating shaft 6 and consists of a first gear 1101, a second gear 1102 and a third gear 1103, the first gear 1101 is fixed at the lower end of the first rotating shaft 5, the second gear 1102 is fixed at the upper end of the second rotating shaft 6, and the third gear 1103 is fixed on the fixed shaft 4 and can freely rotate and is meshed with the first gear 1101 and the second gear 1102;

the shield 12 is disposed outside the gear set 11, and one end of the shield is fixed to the first rotating shaft 5, and the other end of the shield is connected to the second rotating shaft 6 through a bearing 13, so as to prevent paint from entering the gear and affecting transmission.

As a preferred embodiment, the second rotating shaft 6 is directly sleeved on the fixed shaft 4, and a lubricating layer is arranged between the second rotating shaft and the fixed shaft 4, so that the rotating shaft rotates stably; the lubricating layer is made of lubricating grease, so that the structural requirement is low, the service life is long, and frequent disassembly and maintenance are not needed.

In order to make the first rotating shaft 5 more stable when rotating, the bottom of the first rotating shaft is rotatably sleeved on the top of the fixed shaft 2.

For further improving the stirring effect and increasing the stirring disturbance, the blade frame 8 surrounds the second rotating shaft 6, one end of the first blade 9 is fixed on the blade frame 8, and the other end of the first blade extends to the space between the second blades 10 so that the first blade 9 and the second blades 10 form a mutual staggering mode.

In order to prevent the paint raw material from flowing in and improve the sealing performance of the protective cover 12, one end of the protective cover 12 is fixed on the first rotating shaft 5 through welding, and a bearing 13 at the other end is provided with a sealing ring

In order to improve the transmission efficiency and reduce the gear collision, the first gear 1101, the second gear 1102 and the third gear 1103 are all bevel gears.

In order to facilitate the replacement of the cooling water, the expansion tank 17 is provided with a water pumping port 1701.

In order to prevent the increase of impurities carried in the cooling water after long-time use from affecting the service life of the circulating water pump 16, a filter screen 1702 is arranged in the expansion water tank 17 and used for filtering the impurities in the cooling water.

The cooling device is a heat radiating fin arranged around the expansion tank 17, and the temperature of cooling water can be reduced to be close to the room temperature without additional equipment.

The principle of the utility model is that: the raw materials are put into the stirring shell 1 from the feeding hole 101, the motor 7 is started, the motor 7 drives the first rotating shaft 5 to rotate, the first rotating shaft 5 drives the third gear 1103 to rotate through the first gear 1101, the third gear 1103 drives the second gear 1102 to rotate, the second gear 1102 drives the second rotating shaft 6 to rotate, the rotating directions of the first rotating shaft 5 and the second rotating shaft 6 are opposite, the first blade 9 and the second blade 10 are driven to rotate while the first rotating shaft and the second rotating shaft rotate, the first blade 9 and the second blade 10 are mutually staggered, the raw materials are fully mixed, the raw materials are rapidly dissolved, and the stirring efficiency is improved; discharging the stirred coating through a discharge port 102 to complete stirring; the circulating pump 16 sends cooling water into the cooling chamber while stirring, cools down the mixer, prevents that the coating temperature is too high and influences the quality when stirring.

The utility model discloses a design point lies in realizing through conical gear group that single motor drives two pivots rotatory, reduces structure complexity and manufacturing cost to make two pivots turn to on the contrary, improve stirring efficiency, each raw materials can be fully dissolved in the short time and mix when making the coating stirring, increase water cooling system simultaneously, cool down the stirring chamber, prevent that the coating temperature is too high.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a two-way mixer with water-cooling function which characterized in that: the cooling device comprises a stirring shell (1) and a cooling shell (2), wherein the stirring shell (1) is wrapped by the cooling shell (2), a cooling cavity (3) is formed between the stirring shell (1) and the cooling shell, a stirring mechanism is arranged in the stirring shell (1), the bottom of the cooling cavity (3) is connected with a water inlet pipe (14), the top of the cooling cavity is connected with a water outlet pipe (15), the water inlet pipe (14) and the other end of the cooling cavity are connected with an expansion water tank (17), the other end of the water outlet pipe (15) is connected with a circulating pump (16), the expansion water tank (17) and the circulating pump (16) are connected through a water pipe, and a cooling;

the stirring mechanism comprises a fixed shaft (4), a first rotating shaft (5), a second rotating shaft (6), a gear set (11) and a shield (12), and the fixed shaft (4) is fixed in the stirring shell (1) through a bottom support; the upper end of the first rotating shaft (5) is connected with a motor (7), a blade frame (8) is arranged on the first rotating shaft (5), and a plurality of first blades (9) are arranged on the blade frame (8); the second rotating shaft (6) is rotatably sleeved on the fixed shaft (4) and is provided with a plurality of second blades (10); the gear set (11) is arranged between the first rotating shaft (5) and the second rotating shaft (6) and consists of a first gear (1101), a second gear (1102) and a third gear (1103), the first gear (1101) is fixed at the lower end of the first rotating shaft (5), the second gear (1102) is fixed at the upper end of the second rotating shaft (6), and the third gear (1103) is fixed on the fixed shaft (4) and can freely rotate and is meshed with the first gear (1101) and the second gear (1102); the protective cover (12) is arranged outside the gear set (11), one end of the protective cover is fixed on the first rotating shaft (5), and the other end of the protective cover is connected with the second rotating shaft (6) through a bearing (13).

2. The bidirectional stirring machine with the water cooling function as claimed in claim 1, wherein: the second rotating shaft (6) is directly sleeved on the fixed shaft (4), and a lubricating layer is arranged between the second rotating shaft and the fixed shaft (4).

3. The bidirectional stirring machine with the water cooling function as claimed in claim 2, wherein: the lubricating layer is lubricating grease.

4. The bidirectional stirring machine with the water cooling function as claimed in claim 1, wherein: the bottom of the first rotating shaft (5) is rotatably sleeved on the top of the fixed shaft (4).

5. The bidirectional stirring machine with the water cooling function as claimed in claim 1, wherein: the blade frame (8) is arranged around the second rotating shaft (6), one end of the first blade (9) is fixed on the blade frame (8), and the other end of the first blade extends to the position between the second blades (10) so that the first blade (9) and the second blade (10) are staggered with each other.

6. The bidirectional stirring machine with the water cooling function as claimed in claim 1, wherein: one end of the protective cover (12) is fixed on the first rotating shaft (5) through welding, and a sealing ring is arranged on a bearing (13) at the other end of the protective cover.

7. The bidirectional stirring machine with the water cooling function as claimed in claim 1, wherein: the first gear (1101), the second gear (1102) and the third gear (1103) are all bevel gears.

8. The bidirectional stirring machine with the water cooling function as claimed in claim 1, wherein: and a water pumping port (1701) is formed in the expansion water tank (17).

9. The bidirectional stirring machine with the water cooling function as claimed in claim 1, wherein: a filter screen (1702) is arranged in the expansion water tank (17).

10. The bidirectional stirring machine with the water cooling function as claimed in claim 1, wherein: the cooling device is a radiating fin arranged around the expansion tank (17).