CN217072964U

CN217072964U - Mixing tank for producing thermoplastic polyurethane elastomer

Info

Publication number: CN217072964U
Application number: CN202220941218.7U
Authority: CN
Inventors: 马俊雄
Original assignee: Dechuang Thermoplastic Polyurethane Dongguan Co ltd
Current assignee: Dechuang Thermoplastic Polyurethane Dongguan Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-07-29
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses a mixing jar of thermoplastic polyurethane elastomer production usefulness, which comprises a tank body, the internal portion of jar is equipped with the stirring structure, the stirring structure is including the screw rod that is fixed in the internal diapire of jar. The utility model discloses in, be provided with a jar body, jar internal portion is equipped with the stirring structure, jar body top is equipped with linkage structure, jar body top lateral wall is equipped with the drive structure, the stirring structure includes the screw rod, the internal thread cover, horizontal pole and puddler, jar body roof rotates and is connected with the pivot, the pivot bottom mounting has the sleeve pipe, the screw rod surface is located to the sleeve pipe cover, thereby when using this mixing jar to stir the mixing to polyurethane, it makes a round trip to rotate to drive the sleeve pipe positive and negative through linkage structure by the drive structure, and then make the puddler can also reciprocate at jar internal portion positive and negative in-process, realize the mixing stirring to the material, avoid the stirring of same direction and position, make the material can be in the mixing in shorter time.

Description

Mixing tank for producing thermoplastic polyurethane elastomer

Technical Field

The utility model relates to a polyurethane elastomer production technical field especially relates to a mixing jar of thermoplastic polyurethane elastomer production usefulness.

Background

The thermoplastic polyurethane elastomer is also called thermoplastic polyurethane rubber, and is (AB) n type block linear polymer, A is high molecular weight polyester or polyether, B is diol containing straight chain carbon atoms, and the chemical structure between AB chain segments is diisocyanate. The thermoplastic polyurethane rubber is crosslinked by intermolecular hydrogen bonds or slightly crosslinked between macromolecular chains, and the two crosslinking structures have reversibility along with the increase or decrease of temperature. The intermolecular force is weakened in a molten state or a solution state, and the intermolecular force is strongly connected together after cooling or solvent volatilization, so that the performance of the original solid is recovered.

Need carry out the mixing to the raw materials when producing thermoplastic polyurethane elastomer, the mixing jar need be used to the mixing process, but current mixing jar when using, all stirs the mixture to the material through motor drive inside agitator towards a direction, and middle part material rotational speed is fast during the stirring, and outside material rotational speed is slow to it is longer to lead to abundant mixing time. Secondly, the reaction heat can not in time be scattered when mixing, and the material produces the side reaction easily in jar internal portion, consequently the utility model provides a mixing jar of thermoplastic polyurethane elastomer production usefulness.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mixing tank for producing thermoplastic polyurethane elastomer.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a mixing jar of thermoplastic polyurethane elastomer production usefulness, which comprises a tank body, the internal portion of jar is equipped with the stirring structure, the stirring structure is including the screw rod that is fixed in the internal diapire of jar, the screw rod surface is rotated and is connected with a plurality of internal thread cover, and is a plurality of internal thread cover lateral wall all is fixed with two horizontal poles, two the horizontal pole lateral wall is fixed with the puddler of a plurality of dislocations, jar roof rotates and is connected with the pivot, and pivot bottom and top are fixed with sleeve pipe and first gear respectively, jar body upper surface is equipped with linkage structure, jar body top lateral wall is equipped with the drive structure, jar external surface bottom is equipped with and presss from both sides the cover, it is fixed with the pump body to press from both sides the cover lateral wall, it is connected with the delivery port to press from both sides the cover top.

Further, the screw rod surface is located to the sleeve pipe cover, and the sleeve pipe both sides have seted up two bar mouths, and is a plurality of the horizontal pole of internal thread cover both sides all passes the bar mouth and with bar mouth sliding connection, after the sleeve pipe followed the pivot and rotated, the sleeve pipe can drive the horizontal pole and drive the internal thread cover and rotate and remove on the screw rod surface, realizes reciprocating and rotating of horizontal pole, puddler from this.

Further, linkage structure includes the second gear of being connected with jar body upper surface rotation and is fixed in the uide bushing of jar body upper surface, second gear and first gear engagement, the uide bushing is close to second gear one side and has seted up T type spout, and the inside sliding connection of T type spout has T type rack, T type rack and second gear engagement can drive first gear and second gear rotation through the lateral shifting of T type rack, and then drive the pivot and rotate.

Furthermore, the diameter of the second gear is larger than that of the first gear, so that the transmission ratio can be increased, the rotating speed of the first gear is higher under the driving of the second gear, and finally the rotating speed of the stirring rod is increased.

Further, the drive structure is including being fixed in the motor of jar external side wall, and motor top drive end fixedly connected with disc, disc upper surface side rotates and is connected with the trace, the trace other end rotates with T type rack one end to be connected, drives the disc through the motor and rotates the back, just can make the trace drive T type rack horizontal round trip movement in the T type spout of uide bushing.

Furthermore, the water inlet end of the pump body is connected with an external water source, and the water outlet end of the pump body is communicated with the bottom end of the jacket, so that cold water can be pumped into the jacket through the pump body, and the reaction temperature of materials in the tank body is reduced.

Further, jar body top is equipped with the feeder hopper, jar internal diapire is the slope design, and is equipped with row material pipe along diapire incline direction, arrange to be equipped with the ooff valve on the material pipe, can add the material by the feeder hopper, the material after the mixing can be followed and arranged the material pipe and discharged.

The utility model has the advantages that:

1. the utility model discloses when using, through setting up a jar body, jar internal portion is equipped with the stirring structure, jar body top is equipped with linkage structure, jar body top lateral wall is equipped with the drive structure, the stirring structure includes the screw rod, the internal thread cover, horizontal pole and puddler, jar body roof rotates and is connected with the pivot, the pivot bottom mounting has the sleeve pipe, the screw rod surface is located to the sleeve pipe cover, thereby when using this mixing jar to stir the mixing to polyurethane, it drives the positive and negative back and forth rotation of sleeve pipe to pass through linkage structure by the drive structure, and then make the puddler can also reciprocate at jar internal portion positive and negative in-process, realize the mixing stirring to the material, avoid the stirring of same direction and position, make the material can be in the mixing in shorter time.

2. The utility model discloses when using, through set up at jar external wall and press from both sides the cover, press from both sides the cover lateral wall and set up the water pump, can reduce jar temperature of body side wall to pressing from both sides the inside continuous pump-in water of cover through the water pump at the stirring in-process to reduce the temperature of inside material, prevent to produce the side reaction after the mixing process uprises because of the temperature.

Drawings

FIG. 1 is a main sectional view of the present invention;

FIG. 2 is a perspective view of the sleeve and the shaft of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a schematic perspective view of the connection between the guide sleeve and the T-shaped rack of the present invention.

Illustration of the drawings:

1. a tank body; 2. a screw; 3. an internal thread sleeve; 4. a cross bar; 5. a stirring rod; 6. a rotating shaft; 7. a sleeve; 8. a strip-shaped opening; 9. a first gear; 10. a second gear; 11. a guide sleeve; 12. a T-shaped rack; 13. a motor; 14. a disc; 15. a linkage rod; 16. a jacket; 17. a pump body; 18. a water outlet; 19. a feed hopper; 20. a discharge pipe.

Detailed Description

As shown in fig. 1-3, relate to a mixing jar of thermoplastic polyurethane elastomer production usefulness, which comprises a tank body 1, jar body 1 is inside to be equipped with the stirring structure, the stirring structure is including being fixed in the screw rod 2 of jar internal diapire, screw rod 2 surface is rotated and is connected with a plurality of

internal thread cover

3, 3 lateral walls of a plurality of internal thread cover all are fixed with two

horizontal poles

4, 4 lateral walls of two horizontal poles are fixed with a plurality of stirring rod 5 that misplace, 1 roof of the jar body is rotated and is connected with

pivot

6, and 6 bottoms of pivot and top are fixed with sleeve pipe 7 and first gear 9 respectively, 1 upper surface of the jar body is equipped with linkage structure, 1 top lateral wall of the jar body is equipped with the drive structure, 1 external surface bottom of the jar body is equipped with presss from both sides the cover 16, it is fixed with the pump body 17 to press from both sides the cover 16 lateral wall, it is connected with delivery port 18 to press from both sides cover 16 top. Screw rod 2 surfaces are located to sleeve pipe 7 cover, and two bar mouths 8 have been seted up to sleeve pipe 7 both sides, and the horizontal pole 4 of 3 both sides of a plurality of internal thread cover all passes bar mouth 8 and with bar mouth 8 sliding connection. The water inlet end of the pump body 17 is connected with an external water source, and the water outlet end of the pump body 17 is communicated with the bottom end of the jacket 16. The top of the tank body 1 is provided with a feed hopper 19, the bottom wall in the tank body 1 is designed to be inclined, a discharge pipe 20 is arranged along the inclined direction of the bottom wall, and the discharge pipe 20 is provided with a switch valve.

As shown in fig. 2-4, the linkage structure includes a second gear 10 rotatably connected to the upper surface of the tank body 1 and a guide sleeve 11 fixed to the upper surface of the tank body 1, the second gear 10 is engaged with the first gear 9, a T-shaped chute is formed in one side of the guide sleeve 11 close to the second gear 10, a T-shaped rack 12 is slidably connected to the inside of the T-shaped chute, and the T-shaped rack 12 is engaged with the second gear 10. The second gear 10 is larger in diameter than the first gear 9. The driving structure comprises a motor 13 fixed on the outer side wall of the tank body 1, a disc 14 is fixedly connected with a driving end at the top of the motor 13, a linkage rod 15 is rotatably connected with the side edge of the upper surface of the disc 14, and the other end of the linkage rod 15 is rotatably connected with one end of the T-shaped rack 12.

When in use: pour the material into jar body 1 from feeder hopper 19, then starter motor 13 drives disc 14 and rotates, trace 15 will drive T type rack 12 round trip movement in the T type spout of uide bushing 11 this moment, T type rack 12 will drive second gear 10 round trip rotation, second gear 10 drives first gear 9 and pivot 6 rotation again, it makes a round trip to rotate to drive horizontal pole 4 of every internal thread cover 3 both sides by sleeve pipe 7 at last, realize the stirring to the not equidirectional material, because internal thread cover 3 rotates with screw rod 2 to be connected, so horizontal pole 4 can be followed internal thread cover 3 and reciprocated at the rotation in-process, and then realize the stirring to the different positions of material again, make the material can be faster mixing. In the process of mixing, the pump body 17 can pump into cold water to the jacket 16, cools off the lateral wall of the tank body 1 to reduce the reaction temperature of the material, prevent the side reaction from taking place, after the mixing is finished, open the switch valve on the discharge pipe 20, discharge the material can.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a mixing jar of thermoplastic polyurethane elastomer production usefulness, includes jar body (1), its characterized in that: a stirring structure is arranged in the tank body (1), the stirring structure comprises a screw rod (2) fixed on the inner bottom wall of the tank body (1), the surface of the screw rod (2) is rotationally connected with a plurality of internal thread sleeves (3), the outer side walls of the internal thread sleeves (3) are respectively fixed with two cross rods (4), the side walls of the two cross rods (4) are respectively fixed with a plurality of staggered stirring rods (5), the top wall of the tank body (1) is rotationally connected with a rotating shaft (6), and the bottom end and the top end of the rotating shaft (6) are respectively fixed with a sleeve (7) and a first gear (9), the upper surface of the tank body (1) is provided with a linkage structure, the side wall of the top end of the tank body (1) is provided with a driving structure, the water pump is characterized in that a jacket (16) is arranged at the bottom end of the outer surface of the tank body (1), a pump body (17) is fixed on the outer side wall of the jacket (16), and a water outlet (18) is connected to the top end of the jacket (16).

2. The blending tank for producing the thermoplastic polyurethane elastomer according to claim 1, wherein the blending tank comprises: screw rod (2) surface is located to sleeve pipe (7) cover, and two bar mouths (8) have been seted up to sleeve pipe (7) both sides, and is a plurality of horizontal pole (4) of internal thread cover (3) both sides all pass bar mouth (8) and with bar mouth (8) sliding connection.

3. The blending tank for producing the thermoplastic polyurethane elastomer according to claim 1, wherein the blending tank comprises: linkage structure includes second gear (10) of being connected with jar body (1) upper surface rotation and uide bushing (11) that are fixed in jar body (1) upper surface, second gear (10) and first gear (9) meshing, uide bushing (11) are close to second gear (10) one side and have seted up T type spout, and T type spout internal sliding connection has T type rack (12), T type rack (12) and second gear (10) meshing.

4. The blending tank for producing the thermoplastic polyurethane elastomer according to claim 3, wherein the blending tank comprises: the diameter of the second gear (10) is larger than that of the first gear (9).

5. The blending tank for producing the thermoplastic polyurethane elastomer according to claim 3, wherein the blending tank comprises: the driving structure comprises a motor (13) fixed on the outer side wall of the tank body (1), a disc (14) is fixedly connected to the top driving end of the motor (13), a linkage rod (15) is rotatably connected to the side edge of the upper surface of the disc (14), and the other end of the linkage rod (15) is rotatably connected with one end of a T-shaped rack (12).

6. The mixing tank for producing the thermoplastic polyurethane elastomer according to claim 1, wherein the mixing tank comprises: the water inlet end of the pump body (17) is connected with an external water source, and the water outlet end of the pump body (17) is communicated with the bottom end of the jacket (16).

7. The blending tank for producing the thermoplastic polyurethane elastomer according to claim 1, wherein the blending tank comprises: the jar body (1) top is equipped with feeder hopper (19), the diapire is the slope design in jar body (1), and is equipped with row material pipe (20) along diapire incline direction, it is equipped with the ooff valve on material pipe (20) to arrange.