CN211436413U

CN211436413U - Grinding equipment for superfine active heavy calcium carbonate

Info

Publication number: CN211436413U
Application number: CN201922302642.8U
Authority: CN
Inventors: 沈晓锋
Original assignee: Jingxian Suwan Nano Calcium Carbonate Co ltd
Current assignee: Jingxian Suwan Nano Calcium Carbonate Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-08
Anticipated expiration: 2029-12-20

Abstract

The utility model relates to a calcium carbonate grinder technical field just discloses an ultrafine active heavy calcium carbonate's grinding device, including equipment body and cooler bin, the equal fixedly connected with equipment support in both sides at equipment body top, equipment body's top is equipped with the feed inlet, one side of equipment body bottom is equipped with the discharge gate, the middle part fixedly connected with filter screen of equipment body inner chamber, the top of filter screen is the grinding chamber, grinding medium has been placed in the grinding chamber, one side fixedly connected with stepless speed regulating motor on equipment body top, the terminal fixedly connected with gear of output shaft of stepless speed regulating motor. This superfine active heavy calcium carbonate's grinding equipment, through the filter screen, can be timely go out the calcium carbonate granule that meets the requirements, grind qualified calcium carbonate granule and can not continue to stop in grinding the intracavity, by repeated grinding, practiced thrift the resource, improved the efficiency of grinding calcium carbonate.

Description

Grinding equipment for superfine active heavy calcium carbonate

Technical Field

The utility model relates to a calcium carbonate grinder technical field specifically is a grinding equipment of superfine active heavy calcium carbonate.

Background

Because the superfine ground calcium carbonate can be closely related to modern polymer-based composite materials, plastics, rubber, adhesives, paint coatings, high-grade paper, fillers, pigments and the like, the market demand is continuously expanded in recent years and becomes one of industrial mineral raw materials with the largest use amount in the global papermaking and plastic industries, at present, a grinding machine is a very critical device in the production process of the superfine ground calcium carbonate, and the working performance of the grinding machine directly influences the product quality of the superfine ground calcium carbonate.

The general theory of operation of current grinding machine is that the motor drags the speed reducer, the speed reducer speed change, the speed reducer drives the stirring rod and rotates, the stirring rod stirs up grinding medium, calcium carbonate granule and grinding medium shear each other in the grinding machine, the collision, rub, the granule can become thin gradually, in the grinding process, thick liquids specific gravity is big, viscosity is high, so thick liquids temperature can rise very fast, can reach about 90 degrees, the heat conduction is given the speed reducer, simultaneously, also can produce the heat when speed reducer self rotates, this just leads to speed reducer temperature to rise rapidly, the speed reducer oil temperature will last to exceed standard, cause the internal gear of speed reducer impaired, the lubricating oil life cycle shortens, thereby the production efficiency of superfine ground limestone has been reduced, the product quality of superfine ground limestone has also been reduced.

SUMMERY OF THE UTILITY MODEL

The grinding equipment to current superfine active heavy calcium carbonate's is not enough, the utility model provides a superfine active heavy calcium carbonate's grinding equipment possesses the heat that can effectively reduce grinding in-process and produce, and improve equipment's production efficiency's advantage has solved the problem of proposing among the above-mentioned background art.

The utility model provides a following technical scheme: the grinding equipment for the superfine active heavy calcium carbonate comprises an equipment body and a cooling box, wherein both sides of the top of the equipment body are fixedly connected with equipment supports, the top of the equipment body is provided with a feed inlet, one side of the bottom of the equipment body is provided with a discharge outlet, the middle part of an inner cavity of the equipment body is fixedly connected with a filter screen, a grinding cavity is arranged above the filter screen, grinding media are placed in the grinding cavity, one side of the top end of the equipment body is fixedly connected with a stepless speed regulating motor, the tail end of an output shaft of the stepless speed regulating motor is fixedly connected with a gear, the bottom end of the grinding cavity is movably connected with a stirring rod, one end of the stirring rod penetrates through the side wall of the equipment body and extends to the outer side of the equipment body, one end of the stirring rod is movably connected with the side wall of, the other end of the first connecting pipe extends to the outer side of the equipment body, a return pipe is fixedly connected with the other end of the first connecting pipe, a water outlet pipe is fixedly connected with one side of the top of the cooling box, and a water inlet pipe is fixedly connected with the other side of the top of the cooling box.

Preferably, the outer ring of one end of the stirring rod is fixedly connected with a rack belt, the rack belt is meshed with the gear, one end of the stirring rod is movably connected with a second connecting pipe, and one end of the water outlet pipe is fixedly connected with the bottom of the second connecting pipe.

Preferably, the back flow is fixedly connected with one end of the water inlet pipe, the outer ring of the grinding cavity is wound with a cooling pipe, one end of the cooling pipe is fixedly connected with one end of the water outlet pipe, and the other end of the cooling pipe is fixedly connected with the other end of the water inlet pipe.

Preferably, the stirring rod is hollow, and one side of the bottom end of the grinding cavity is fixedly connected with a temperature sensor.

With the existing grinding equipment contrast of superfine active heavy calcium carbonate, the utility model discloses possess following beneficial effect:

1. this grinding equipment of superfine active heavy calcium carbonate, through the filter screen, can be timely go away the calcium carbonate granule that meets the requirements, grind qualified calcium carbonate granule and can not continue to stop in grinding the intracavity, by repeated grinding, the resource has been practiced thrift, the efficiency of grinding calcium carbonate has been improved, rotation through stepless speed control motor, can drive gear revolve, the rotation of gear can drive the rotation of the rack area of looks fixed connection with it, the puddler can stir grinding medium and calcium carbonate granule, accelerate the grinding speed of calcium carbonate granule.

2. This superfine active heavy calcium carbonate's grinding device, through setting the puddler to hollow, the coolant liquid can flow in the puddler, the puddler is at the in-process of stirring material simultaneously for the material cooling, the cooling rate of material has been accelerated, through temperature sensor, can detect the temperature of grinding the intracavity, when the temperature of grinding the intracavity is too high, equipment in the cooler bin starts, cooling device works and cools down for this equipment, when the temperature of grinding the intracavity is normal, cooling device is out of work, the start-up of temperature sensor control cooler bin, cooling device on this equipment just works when needs, can effectual energy saving.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a front schematic view of the structural device body of the present invention.

In the figure: 1. an apparatus body; 2. a cooling tank; 3. a water outlet pipe; 4. a water inlet pipe; 5. an equipment support; 6. A feed inlet; 7. a discharge port; 8. a cooling pipe; 9. a second connecting pipe; 10. a rack belt; 11. a gear; 12. A stepless speed regulating motor; 13. a stirring rod; 14. a first connecting pipe; 15. a return pipe; 16. a filter screen; 17. A grinding chamber; 18. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a grinding apparatus for ultrafine active ground calcium carbonate, comprising an apparatus body 1 and a cooling tank 2, wherein the cooling tank 2 is used for cooling the apparatus, improving the efficiency of grinding calcium carbonate by the apparatus and prolonging the service life of devices in the apparatus, both sides of the top of the apparatus body 1 are fixedly connected with an apparatus support 5, the top of the apparatus body 1 is provided with a feed inlet 6, calcium carbonate particles to be ground can be put into the apparatus through the feed inlet 6, the qualified ground particles are discharged from a discharge outlet 7, one side of the bottom end of the apparatus body 1 is provided with a discharge outlet 7, the middle part of the inner cavity of the apparatus body 1 is fixedly connected with a filter screen 16, the qualified ground calcium carbonate particles can be filtered out in time through the filter screen 16, the qualified ground calcium carbonate particles cannot continue to stay in a grinding cavity 17 and are repeatedly ground, the resources are saved, the efficiency of grinding calcium carbonate is improved, a grinding cavity 17 is arranged above the filter screen 16, grinding media are placed in the grinding cavity 17, one side of the top end of the equipment body 1 is fixedly connected with a stepless speed regulating motor 12, the stirring speed of the stirring rod 13 can be changed according to actual requirements through the stepless speed regulating motor 12, the tail end of an output shaft of the stepless speed regulating motor 12 is fixedly connected with a gear 11, the gear 11 can be driven to rotate through the rotation of the stepless speed regulating motor 12, the rotation of the gear 11 can drive a rack belt 10 fixedly connected with the gear to rotate, the stirring rod 13 can stir the grinding media and calcium carbonate particles to accelerate the grinding speed of the calcium carbonate particles, the stirring rod 13 is movably connected with the bottom end of the grinding cavity 17, one end of the stirring rod 13 penetrates through the side wall of the equipment body 1 and extends to the outer side of the equipment body 1, and one end of the stirring, the other end swing joint of puddler 13 has connecting pipe 14, and the other end of connecting pipe 14 extends to the outside of equipment body 1, and the other end fixedly connected with back flow 15 of connecting pipe 14, one side fixedly connected with outlet pipe 3 at the top of cooler bin 2, the opposite side fixedly connected with oral siphon 4 at the top of cooler bin 2.

Wherein, the outer lane fixedly connected with rack belt 10 of puddler 13 one end, rack belt 10 meshes with gear 11 mutually, and the one end swing joint of puddler 13 has second connecting pipe 9, and the one end of outlet pipe 3 and the bottom fixed connection of second connecting pipe 9 use through the cooperation of second connecting pipe 9 and back flow 15, and the coolant liquid in cooler bin 2 can flow in puddler 13, and the material cooling in the grinding chamber 17 is given.

Wherein, the one end fixed connection of back flow 15 and oral siphon 4, the outer lane winding of grinding chamber 17 has cooling tube 8, the one end of cooling tube 8 and the one end fixed connection of outlet pipe 3, the other end of cooling tube 8 and the other end fixed connection of oral siphon 4, through cooling tube 8, the heat in grinding chamber 17 can be absorbed to the coolant liquid that flows in cooling tube 8, reduces the temperature in grinding chamber 17, improves the efficiency that this equipment ground.

Wherein, puddler 13 is hollow, grind one side fixedly connected with temperature sensor 18 of chamber 17 bottom, through setting puddler 13 to hollow, coolant liquid flows in can puddler 13, puddler 13 gives the material cooling simultaneously at the in-process of stirring material, the cooling speed of material has been accelerated, through temperature sensor 18, can detect the temperature in grinding chamber 17, when the high temperature in grinding chamber 17, equipment start in cooler bin 2, cooling device works and gives this equipment cooling, when the temperature in grinding chamber 17 is normal, cooling device is out of work, the start-up of temperature sensor 18 control cooler bin 2, cooling device on this equipment just works when needs, can effectual energy saving.

The working principle is as follows: when the grinding device is used, superfine active heavy calcium carbonate to be ground is put into a grinding cavity 17 from a feed inlet 6, a stepless speed regulating motor 12 is started to rotate, the stepless speed regulating motor 12 drives a gear 11 to rotate, the gear 11 drives a rack belt 10 meshed with the gear 11 to rotate, the rack belt 10 drives a stirring rod 13 to rotate, the stirring rod 13 stirs grinding media to stir, calcium carbonate particles and the grinding media are mutually sheared, collided and rubbed in the grinding machine, the particles can be gradually thinned, the calcium carbonate particles meeting the requirements pass through a filter screen 16 and are discharged from a discharge outlet 7, the calcium carbonate particles not meeting the requirements are intercepted above the filter screen 16 to be continuously ground, the temperature in the grinding cavity 17 can be gradually increased in the grinding process of the grinding device, if a temperature sensor 18 detects that the temperature in the grinding cavity 17 is overhigh, an electric appliance in a cooling box 2 is started, and cooling liquid in the cooling box 2 enters a cooling pipe 8 fixedly connected with a water outlet pipe 3 and a connecting pipe two 9 nibbles, coolant liquid in the cooling tube 8 and the material in the grinding chamber 17 produce heat exchange, reduce the temperature in the grinding chamber 17, coolant liquid in the cooling tube 8 finally gets back to in the cooler bin 2, coolant liquid in the two 9 connecting pipes flows to in the puddler 13, the rotation of puddler 13 can stir the medium while, give the medium cooling on one side, accelerate the speed of medium cooling in the grinding chamber 17, coolant liquid in the puddler 13 flows back to the cooler bin 2 through the back flow 15, after the temperature in the grinding chamber 17 meets the requirements, equipment stop work in the cooler bin 2, the effectual resource of having practiced thrift.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ultra-fine active ground calcium carbonate's grinding device, includes equipment body (1) and cooler bin (2), its characterized in that: the grinding device is characterized in that equipment supports (5) are fixedly connected to the two sides of the top of the equipment body (1), a feeding hole (6) is formed in the top of the equipment body (1), a discharging hole (7) is formed in one side of the bottom of the equipment body (1), a filter screen (16) is fixedly connected to the middle of an inner cavity of the equipment body (1), a grinding cavity (17) is arranged above the filter screen (16), grinding media are placed in the grinding cavity (17), a stepless speed regulating motor (12) is fixedly connected to one side of the top end of the equipment body (1), a gear (11) is fixedly connected to the tail end of an output shaft of the stepless speed regulating motor (12), a stirring rod (13) is movably connected to the bottom end of the grinding cavity (17), one end of the stirring rod (13) penetrates through the side wall of the equipment body (1) and extends to the outer side of the equipment body (1), and one end of the stirring rod (, the other end swing joint of puddler (13) has connecting pipe (14), the other end of connecting pipe (14) extends to the outside of equipment body (1), one side fixedly connected with outlet pipe (3) at cooler bin (2) top, opposite side fixedly connected with oral siphon (4) at cooler bin (2) top.

2. The grinding equipment of ultrafine active ground calcium carbonate according to claim 1, characterized in that: the outer ring of one end of the stirring rod (13) is fixedly connected with a rack belt (10), and the rack belt (10) is meshed with the gear (11).

3. The grinding equipment of ultrafine active ground calcium carbonate according to claim 1, characterized in that: the outer lane winding of grinding chamber (17) has cooling tube (8), the one end of cooling tube (8) and the one end fixed connection of outlet pipe (3), the other end of cooling tube (8) and the other end fixed connection of oral siphon (4).

4. The grinding equipment of ultrafine active ground calcium carbonate according to claim 1, characterized in that: the stirring rod (13) is hollow, and one side of the bottom end of the grinding cavity (17) is fixedly connected with a temperature sensor (18).

5. The grinding equipment of ultrafine active ground calcium carbonate according to claim 1, characterized in that: one end swing joint of puddler (13) has connecting pipe two (9), the one end of outlet pipe (3) and the bottom fixed connection of connecting pipe two (9), the other end fixed connection of connecting pipe one (14) has back flow (15), back flow (15) and the one end fixed connection of oral siphon (4).