CN213224182U

CN213224182U - Sand temperature cooling device with high heat exchange efficiency

Info

Publication number: CN213224182U
Application number: CN202021500838.4U
Authority: CN
Inventors: 耿荣峰; 樊元江; 从国亮
Original assignee: Shandong Kewei Casting Equipment Co ltd
Current assignee: Shandong Kewei Casting Equipment Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-05-18
Anticipated expiration: 2030-07-27

Abstract

The utility model provides a sand temperature cooling device that heat exchange efficiency is high, which comprises a tank body, the underrun several bracing piece fixed mounting base of the jar body, the bottom fixed mounting feed liquor pipe of jar body periphery one side, the upper portion fixed mounting drain pipe of jar body periphery opposite side, the internal cooling cylinder that is equipped with top surface open-ended of jar, the lower part of cooling cylinder is the toper structure, and the lower extreme of cooling cylinder is equipped with the preformed hole, the top surface of cooling cylinder and the top surface fixed connection of jar internal wall, one side fixed mounting inlet pipe of jar body top surface, the upper end of the inner wall fixed connection unloading pipe periphery in the preformed hole of cooling cylinder lower extreme, the lower extreme of unloading pipe runs through the bottom surface of the jar body. The utility model discloses through mutually supporting between power device, pivot, helical blade, puddler isotructure when using, can make the molding sand in the cooling cylinder produce the effect of seething, stir effect more even, increase the area of contact of molding sand and cooling cylinder to improve the heat exchange efficiency of molding sand, shorten the cool time of molding sand.

Description

Sand temperature cooling device with high heat exchange efficiency

Technical Field

The utility model belongs to the cooling field, specifically speaking are sand temperature cooling device that heat exchange efficiency is high.

Background

In the sand casting process, the molding sand is the material that is used for modelling in the casting, along with the end of casting, higher heat is difficult to dispel in the molding sand, influence going on of next casting member, consequently, need cool off the operation to the molding sand, but traditional molding sand cooling device only stirs the molding sand through agitating unit, agitating unit generally only can carry out simple stirring to the molding sand, can't make the even boiling of molding sand, can't realize with the molding sand in thermal abundant heat exchange, heat exchange efficiency is lower, need longer stirring and heat transfer, it is consuming time longer, and low work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sand temperature cooling device that heat exchange efficiency is high for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a sand temperature cooling device with high heat exchange efficiency comprises a tank body, wherein a base is fixedly installed on the bottom surface of the tank body through a plurality of supporting rods, a liquid inlet pipe is fixedly installed at the bottom of one side of the periphery of the tank body, a liquid outlet pipe is fixedly installed at the upper part of the other side of the periphery of the tank body, a cooling cylinder with an open top surface is arranged in the tank body, the lower part of the cooling cylinder is of a conical structure, a reserved hole is formed in the lower end of the cooling cylinder, the top surface of the cooling cylinder is fixedly connected with the top surface of the inner wall of the tank body, a feeding pipe is fixedly installed on one side of the top surface of the tank body, the inner wall of the reserved hole in the lower end of the cooling cylinder is fixedly connected with the upper end of the periphery of a discharging pipe, the lower end of the discharging pipe penetrates through the bottom surface of the tank body and is fixedly connected with the bottom, rotate the installation pivot through the bearing in the first through-hole, the lower part fixed mounting helical blade of pivot periphery, the upper portion fixed mounting several puddler of pivot periphery, helical blade, puddler all are located the cooling cylinder, and support fixed mounting motor is passed through at the center of jar body top surface, the output of motor and the upper end fixed connection of pivot.

The sand temperature cooling device with high heat exchange efficiency is characterized in that third through holes which are transversely communicated are respectively formed in the upper parts of two sides of the cooling cylinder, the transmission shaft is rotatably installed in each third through hole through a bearing, third bevel gears are respectively and fixedly installed at two ends of the transmission shaft, one end of a vertical shaft is respectively and rotatably installed on two sides of the top surface of the inner wall of the tank body through bearings, fourth bevel gears are respectively and fixedly installed on the upper parts of the peripheries of the vertical shafts, the fourth bevel gears are respectively meshed with the corresponding third bevel gears, fifth bevel gears are fixedly installed on the peripheries of the rotating shafts, the fifth bevel gears are meshed with the corresponding third bevel gears, and a plurality of cross rods are respectively and fixedly installed on the peripheries of the.

According to the sand temperature cooling device with high heat exchange efficiency, the bearing at the joint of the third through hole and the transmission shaft is a sealing bearing.

According to the sand temperature cooling device with high heat exchange efficiency, the plurality of baffles are fixedly arranged on the upper part of the periphery of the inner wall of the cooling cylinder.

According to the sand temperature cooling device with high heat exchange efficiency, the bearing at the joint of the first through hole and the rotating shaft is a sealing bearing.

The utility model has the advantages that: when the utility model is used, the water inlet pipe is fixedly connected with the cold water pipe, the water outlet pipe is connected with the water circulation device (the water circulation device is the prior art, the concrete structure and the using method are not specifically described here), the high-temperature molding sand needing to be cooled is conveyed into the cooling cylinder through the inlet pipe when the water circulation device is used, the power supply of the motor is switched on, when the rotating shaft is driven by the motor to rotate clockwise from top to bottom, the helical blade and the stirring rod rotate anticlockwise along with the rotating shaft, the centrifugal force generated after the helical blade drives the molding sand to rotate at high speed pushes the molding sand to the inner wall of the conical barrel and then is pushed upwards by the blade of the helical blade, the material at the bottom of the cooling cylinder moves upwards at the moment, the molding sand at the upper part rotates under the driving of the stirring rod, when the lower molding sand moves upwards and collides and intersects with the molding sand rotating horizontally at the upper layer, the stirring effect of the molding sand is improved, so that the molding sand far away from the inner wall of the cooling cylinder can be more quickly moved to the outer layer and is contacted with the inner wall of the cooling cylinder; the utility model can make the molding sand in the cooling cylinder generate the tumbling effect through the mutual matching of the power device, the rotating shaft, the helical blade, the stirring rod and other structures, the stirring effect is more uniform, and the contact area between the molding sand and the cooling cylinder is increased, thereby improving the heat exchange efficiency of the molding sand, shortening the cooling time of the molding sand and improving the working efficiency of a user; when the pivot drove helical blade reverse rotation, helical blade can promote the molding sand downwards and remove, can make the discharge that the molding sand is faster when the unloading, shortens the unloading time, further improves user's work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; fig. 2 is an enlarged view of part i of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A sand temperature cooling device with high heat exchange efficiency comprises a tank body 1, a base 2 is fixedly installed on the bottom surface of the tank body 1 through a plurality of support rods, a liquid inlet pipe 3 is fixedly installed at the bottom of one side of the periphery of the tank body 1, a liquid outlet pipe 4 is fixedly installed at the upper part of the other side of the periphery of the tank body 1, a cooling cylinder 5 with an open top surface is arranged in the tank body 1, the lower part of the cooling cylinder 5 is of a conical structure, a reserved hole is formed in the lower end of the cooling cylinder 5, the top surface of the cooling cylinder 5 is fixedly connected with the top surface of the inner wall of the tank body 1, a liquid inlet pipe 6 is fixedly installed at one side of the top surface of the tank body 1, an opening at the lower end of the liquid inlet pipe 6 is located in the cooling cylinder 5, a valve is arranged at the lower part of the liquid inlet pipe 6, a discharging pipe 7 at, the upper part of the blanking pipe 7 is provided with an electromagnetic valve 8, the electromagnetic valve 8 is connected with a power circuit, the lower part in the cooling cylinder 5 is fixedly provided with a conical barrel 9 with an opening on the top surface through a bracket, the lower part of the periphery of the conical barrel 9 is provided with a plurality of through grooves 10, the center of the top surface of the tank body 1 is provided with a first through hole which is vertically communicated, a rotating shaft 12 is rotatably arranged in the first through hole through a bearing, two ends of the rotating shaft 12 are positioned outside the first through hole, the lower part of the periphery of the rotating shaft 12 is fixedly provided with a helical blade 13, the helical blade 13 is in contact fit with the inner wall of the cooling cylinder 5, the upper part of the, the stirring rods 14 are all located in the cooling cylinder 5, the motor 15 is fixedly installed at the center of the top surface of the tank body 1 through a support, the motor 15 is connected with a power circuit, the motor 15 is a forward and reverse rotating motor, and the output end of the motor 15 is fixedly connected with the upper end of the rotating shaft 12. When the utility model is used, the water inlet pipe 3 is fixedly connected with the cold water pipe, the water outlet pipe 4 is connected with the water circulation device (the water circulation device is the prior art, the concrete structure and the using method are not described in detail), when the water circulation device is used, the high-temperature molding sand to be cooled is conveyed into the cooling cylinder 5 through the inlet pipe 6, the power supply of the motor 15 is switched on, when the rotating shaft 12 is driven by the motor 15 to rotate clockwise from top to bottom, the helical blade 13 and the stirring rod 14 rotate along with the rotating shaft 12 anticlockwise, at the moment, the centrifugal force generated after the helical blade 13 drives the molding sand to rotate at high speed pushes the molding sand to the inner wall of the conical barrel 9 and then is pushed upwards by the blade of the helical blade 13, at the moment, the material at the bottom of the cooling cylinder 5 moves upwards, the molding sand at the upper part rotates under the drive of the stirring rod 14, when the lower molding sand moves, the casting sand stirring device has the advantages that a better stirring effect on the casting sand can be achieved, the stirring effect of the casting sand is improved, and the casting sand far away from the inner wall of the cooling cylinder 5 can be rapidly moved to the outer layer and is in contact with the inner wall of the cooling cylinder 5; the utility model discloses through mutually supporting between structures such as power device, pivot 12, helical blade 13, puddler 14, can make the molding sand in the cooling cylinder 5 produce the effect of tumbleing when using, the stirring effect is more even, increases the area of contact of molding sand and cooling cylinder 5 to improve the heat exchange efficiency of molding sand, shorten the cooling time of molding sand, improve user's work efficiency; when pivot 12 drove 13 antiport of helical blade, helical blade 13 can promote the molding sand downwards and remove, can make the discharge that the molding sand is faster when the unloading, shortens the unloading time, further improves user's work efficiency.

Specifically, as shown in fig. 1, the upper portions of the two sides of the cooling cylinder 5 according to the embodiment are respectively provided with a third through hole 16 which is transversely penetrated, a transmission shaft 17 is rotatably installed in each third through hole 16 through a bearing, both ends of the transmission shaft 17 are located outside the third through holes 16, both ends of the transmission shaft 17 are respectively and fixedly installed with a third bevel gear 18, both sides of the top surface of the inner wall of the tank body 1 are respectively and rotatably installed with one end of a vertical shaft 19 through a bearing, the vertical shaft 19 is located in the space between the tank body 1 and the cooling cylinder 5, the lower end of the vertical shaft 19 is connected with the bottom surface bearing of the inner wall of the tank body 1, the upper part of the periphery of the vertical shaft 19 is fixedly provided with a fourth bevel gear 20, the fourth bevel gears 20 are respectively engaged with corresponding third bevel gears 18, the periphery of the rotating shaft 12 is fixedly provided with a fifth bevel gear 21, the fifth bevel gear 21 is engaged with the corresponding third bevel gears 18, and the periphery of the vertical shaft 19 is respectively fixedly provided with a plurality of cross rods 22. The rotating shaft 12 drives the corresponding transmission shaft 17 to synchronously rotate through the fifth bevel gear 21 and the corresponding third bevel gear 18, the transmission shaft 17 drives the corresponding vertical shaft 19 to synchronously rotate through the fourth bevel gear and the third bevel gear 18 which are meshed with each other, the vertical shaft 19 can drive the corresponding cross rod 22 to rotate when rotating, the cross rod 22 can play a role in stirring the cooling water in the tank body 1 when rotating, so that the cooling water is more fully contacted with the periphery of the cooling cylinder 5, the heat exchange efficiency between the cooling cylinder 5 and the cooling water is improved, the cooling efficiency of materials is further improved, and the cooling time is shortened.

Specifically, as shown in fig. 1 and fig. 2, the bearing at the connection between the third through hole 16 and the transmission shaft 17 in the present embodiment is a sealed bearing. This structural design can improve the leakproofness of third through hole 16 and transmission shaft 17 junction, prevents leaking of third through hole 16 and transmission shaft 17 junction, prevents that cooling water from getting into in the cooling cylinder 5.

Further, as shown in fig. 1, a plurality of baffles 23 are fixedly installed on the upper portion of the periphery of the inner wall of the cooling cylinder 5 according to the embodiment. Structural design can play the hindrance effect to the rotation of material in the cooling cylinder 5 this moment, and when the molding sand that the pivot 12 passed through in the puddler 14 drive cooling cylinder 5 rotated, baffle 23 can increase the contact time of molding sand and the 5 section of thick bamboo walls of cooling cylinder to make the molding sand can be more abundant carry out the heat transfer with cooling cylinder 5.

Furthermore, as shown in fig. 1, the bearing at the connection position of the first through hole and the rotating shaft 12 in this embodiment is a sealed bearing. This structural design can increase the leakproofness of first through-hole and pivot 12 junction, prevents that the molding sand from causing the waste by the leakage of first through-hole and pivot 12 junction when cooling.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a sand temperature cooling device that heat exchange efficiency is high, includes jar body (1), the underrun several bracing piece fixed mounting base (2) of jar body (1), bottom fixed mounting feed liquor pipe (3) of jar body (1) periphery one side, upper portion fixed mounting drain pipe (4) of jar body (1) periphery opposite side, its characterized in that: a cooling cylinder (5) with an opening on the top surface is arranged in the tank body (1), the lower part of the cooling cylinder (5) is of a conical structure, a preformed hole is formed in the lower end of the cooling cylinder (5), the top surface of the cooling cylinder (5) is fixedly connected with the top surface of the inner wall of the tank body (1), a feeding pipe (6) is fixedly installed on one side of the top surface of the tank body (1), the inner wall of the preformed hole in the lower end of the cooling cylinder (5) is fixedly connected with the upper end of the periphery of a discharging pipe (7), the lower end of the discharging pipe (7) penetrates through the bottom surface of the tank body (1) and is fixedly connected with the bottom surface, an electromagnetic valve (8) is arranged on the upper part of the discharging pipe (7), a conical barrel (9) with an opening on the top surface is fixedly installed on the lower part in the cooling cylinder (5) through a support, a plurality of through grooves (10) are formed in the lower part of the, the lower part fixed mounting helical blade (13) of pivot (12) periphery, upper portion fixed mounting several puddler (14) of pivot (12) periphery, helical blade (13), puddler (14) all are located cooling cylinder (5), and support fixed mounting motor (15) are passed through to the center of jar body (1) top surface, the output of motor (15) and the upper end fixed connection of pivot (12).

2. The sand temperature cooling device with high heat exchange efficiency as claimed in claim 1, wherein: the upper parts of two sides of the cooling cylinder (5) are respectively provided with third through holes (16) which are transversely penetrated, the inside of each third through hole (16) is rotatably provided with a transmission shaft (17) through a bearing, two ends of each transmission shaft (17) are respectively and fixedly provided with a third bevel gear (18), two sides of the top surface of the inner wall of the tank body (1) are respectively and rotatably provided with one end of a vertical shaft (19) through a bearing, the upper parts of the periphery of the vertical shafts (19) are respectively and fixedly provided with a fourth bevel gear (20), the fourth bevel gears (20) are respectively meshed with the corresponding third bevel gears (18), the periphery of the rotating shaft (12) is fixedly provided with a fifth bevel gear (21), the fifth bevel gear (21) is meshed with the corresponding third bevel gear (18), and the periphery of the vertical shaft (19) is respectively and fixedly provided.

3. The sand temperature cooling device with high heat exchange efficiency as claimed in claim 2, characterized in that: and the bearing at the joint of the third through hole (16) and the transmission shaft (17) is a sealed bearing.

4. The sand temperature cooling device with high heat exchange efficiency as claimed in claim 1, wherein: and a plurality of baffles (23) are fixedly arranged on the upper part of the periphery of the inner wall of the cooling cylinder (5).

5. The sand temperature cooling device with high heat exchange efficiency as claimed in claim 1, wherein: the bearing at the joint of the first through hole and the rotating shaft (12) is a sealed bearing.