CN215878143U

CN215878143U - Grain grinder

Info

Publication number: CN215878143U
Application number: CN202121955428.3U
Authority: CN
Inventors: 张卓勇; 封建欣
Original assignee: Anhui Taijian Linfeng Photoelectric Technology Co ltd
Current assignee: Anhui Taijian Linfeng Photoelectric Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-22
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a grain grinding device, which belongs to the technical field of food processing and comprises a shell, wherein the upper part of the inner side wall of the shell is rotatably connected with a rotating shaft through a bearing, a movable grinding part is fixedly arranged at the bottom of the rotating shaft and comprises an upper grinding disc and a pestle, the pestle is integrally arranged in the middle of the bottom of the upper grinding disc, a fixed grinding part is connected at the bottom of the movable grinding part and detachably arranged on the inner side wall of the shell, the fixed grinding part comprises a lower grinding ring and a mortar, the outer side wall of the mortar is integrally provided with a lower grinding ring, the tops of the upper grinding disc bottom and the lower grinding ring are both turned with spiral patterns, a plate groove is arranged at the lower part of the shell, and a movable plate is inserted into the inner side wall of the plate groove. Can be ground into grain powder with different grain diameters according to requirements.

Description

Grain grinder

Technical Field

The utility model relates to the field of food processing, in particular to a grain grinding device.

Background

Grain refers to the general term of cereal, beans and the potato class that supplies to eat, and the concept grain according to united nations 'grain and agricultural organization is exactly to refer to cereal, including three major crops of wheat, coarse grain and rice cereal, and in people's daily life, grain is indispensable as the staple food, and in the in-process of grain preparation processing into food, the most common step is exactly to pass through grain grinder with grain and grind to the needs of the all kinds of processing of adaptation.

The traditional grain grinding device has the following defects: 1. the grain ground by the traditional grain grinding device is coarse and has not fine powder; 2. the traditional grain grinding device can not grind grain powder with different grain diameters according to requirements, and only can grind grain powder with one grain diameter.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a grain grinding device, which is used for grinding grains finely by matching a movable grinding piece and a fixed grinding piece.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a grain grinder, includes the casing, casing inside wall upper portion is connected with the pivot through the bearing rotation, pivot bottom fixed mounting has the piece of grinding of moving, it includes runner stone and pestle to move the piece of grinding, the integration is provided with the pestle in the middle of the runner stone bottom, it is connected with the piece of grinding surely to move a grinding bottom, it is at the casing inside wall to decide grinding demountable installation, it includes lower grinding ring and mortar to decide the piece of grinding, the integration of mortar lateral wall is provided with lower grinding ring, runner stone bottom and lower grinding ring top all turn have the swirl pattern, the plate groove has been seted up to the casing lower part, the plate groove inside wall is pegged graft and is had the fly leaf, the fly leaf includes metal frame and filter screen, the fly leaf bottom is connected with the holder, the holder welding is at the casing inside wall, install the handle in the middle of fly leaf lateral wall one side.

As a further scheme of the utility model: the feeder hopper is installed to casing top feed inlet, the feeder hopper top is connected with the apron through the hinge rotation.

As a still further scheme of the utility model: supporting legs are welded at four corners of the bottom of the shell, and supporting legs are welded at the bottoms of the supporting legs.

As a still further scheme of the utility model: the discharge gate has been seted up to the casing bottom, discharge gate lateral wall demountable installation has sealed lid.

As a still further scheme of the utility model: the power input end of the rotating shaft is connected with the power output end of the motor, and the motor is installed on the top of the shell.

As a still further scheme of the utility model: the middle part of the inner side wall of the shell is welded with a limiting strip, the surface of the limiting strip is provided with a screw hole, and a fixed grinding piece is detachably arranged on the surface of the limiting strip through the screw hole, a bolt and a nut.

As a still further scheme of the utility model: the retainer comprises a square frame, a round frame and a connecting rod, wherein the inner side wall of the square frame is fixedly connected with the round frame through the connecting rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. the grain grinding device provided by the utility model is used for grinding through the matching of the movable grinding piece and the fixed grinding piece, the ground grain is fine and smooth, the cover plate is opened before grinding, the grain to be ground is put into the shell from the feed hopper, the motor is started, the motor drives the rotating shaft and the movable grinding piece to rotate, the grain enters the space between the movable grinding piece and the fixed grinding piece from the gap at the outer edges of the movable grinding piece and the fixed grinding piece, the upper grinding disc rotates at the top of the lower grinding ring to primarily grind the grain in the space, the primarily ground grain enters the inner side wall of the mortar, and the mortar pestle synchronously rotates along with the upper grinding disc, so that the mortar pestle rotates on the inner side wall of the mortar, the secondary grinding is carried out on the grain, the ground grain is fine and smooth, and the problem that the grain ground by the traditional grain grinding device is coarse is solved.

2. The grain grinding device of the utility model can replace filter screens with different mesh diameters, can grind grain powder with different grain diameters according to requirements, firstly selects the filter screen with required mesh number according to the grain diameter to be ground, the filter screen is woven by metal wires, the whole filter screen is arranged in the middle of the top of the metal frame, the whole movable plate is inserted into the inner side wall of the plate groove, because the bottom of the movable plate is tightly attached to the retainer, the retainer enables the filter screen of the movable plate to be tightly attached to the bottom of the mortar, and after the ground grains are filtered by the filter screen from the material channel at the bottom of the mortar, the grain particles which have large particle size and can not pass through the meshes of the filter screen are left in the mortar to be continuously ground until the grain particles can pass through the meshes of the filter screen, the grain powder with the desired grain diameter can be obtained, and the problem that the traditional grain grinding device can not grind the grain powder with different grain diameters according to the requirement is solved.

Drawings

Fig. 1 is a first schematic sectional view of a grain grinding apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic sectional view of a grain grinder according to an embodiment of the present invention;

FIG. 3 is a schematic view of the overall structure of a grain grinder according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional structure diagram three of a grain grinding device according to an embodiment of the utility model.

In the figure: 1. a housing; 2. moving and grinding the part; 201. an upper grinding disc; 202. a pestle; 3. a fixed grinding part; 301. a lower grinding ring; 302. a mortar; 4. a movable plate; 401. a metal frame; 402. a filter screen; 5. an electric motor; 6. a bearing; 7. a rotating shaft; 8. swirl marks; 9. a holder; 901. a square frame; 902. a round frame; 903. a connecting rod; 10. a discharge port; 11. a sealing cover; 12. a bolt; 13. a screw hole; 14. a nut; 15. a feed hopper; 16. a hinge; 17. a cover plate; 18. supporting legs; 19. a support leg; 20. a handle; 21. a limiting strip; 22. and (4) plate grooves.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, a grain grinding apparatus includes a housing 1, a rotating shaft 7 is rotatably connected to an upper portion of an inner side wall of the housing 1 through a bearing 6, a movable grinding member 2 is fixedly installed at a bottom of the rotating shaft 7, the movable grinding member 2 includes an upper grinding disc 201 and a pestle 202, the pestle 202 is integrally disposed in a middle of a bottom of the upper grinding disc 201, a fixed grinding member 3 is connected to a bottom of the movable grinding member 2, the fixed grinding member 3 is detachably installed on the inner side wall of the housing 1, the fixed grinding member 3 includes a lower grinding ring 301 and a mortar 302, a lower grinding ring 301 is integrally disposed on an outer side wall of the mortar 302, spiral vortex patterns 8 are respectively turned on the bottom of the upper grinding disc 201 and the top of the lower grinding ring 301, a plate groove 22 is formed in a lower portion of the housing 1, a movable plate 4 is inserted into the inner side wall of the plate groove 22, the movable plate 4 includes a metal frame 401 and a filter screen 402, a retainer 9 is connected to a bottom of the movable plate 4, the retainer 9 is welded on the inner side wall of the shell 1, the handle 20 is installed in the middle of one side of the outer side wall of the movable plate 4, the grain grinding device provided by the utility model is used for grinding grains finely by matching the movable grinding part 2 and the fixed grinding part 3, and the grain grinding device can replace filter screens 402 with different mesh diameters and grind grain powder with different grain diameters according to requirements.

Wherein, feeder hopper 15 is installed to 1 top feed inlet of casing, feeder hopper 15 top is rotated through hinge 16 and is connected with apron 17, conveniently throws inside the feeding casing 1.

Wherein, all welding in casing 1 bottom four corners has supporting leg 18, the welding has stabilizer blade 19 in supporting leg 18 bottom, and the support is firm.

A discharge port 10 is formed in the bottom of the shell 1, and a sealing cover 11 is detachably mounted on the outer side wall of the discharge port 10, so that ground materials can be taken out conveniently.

The power input end of the rotating shaft 7 is connected to the power output end of the motor 5, the motor 5 is installed at the top of the shell 1, and the motor 5 can drive the rotating shaft 7 to rotate, so that the movable grinding piece 2 is driven to rotate to grind.

Wherein, 1 inside wall middle part welding of casing has spacing 21, spacing 21 surface has been seted up screw 13 and has been decided through screw 13, bolt 12 and nut 14 demountable installation and grind piece 3, easy to assemble or dismantle and decide to grind piece 3.

The holding frame 9 comprises a square frame 901, a circular frame 902 and a connecting rod 903, the inner side wall of the square frame 901 is fixedly connected with the circular frame 902 through the connecting rod 903, and the holding frame 9 enables the filter screen 402 of the movable plate 4 to be tightly attached to the bottom of the mortar 302.

The working principle of the utility model is as follows: the grain grinding device of the utility model grinds grains by matching the movable grinding part 2 and the fixed grinding part 3, the ground grains are finer, before grinding, the cover plate 17 is opened, the grains to be ground are put into the shell 1 from the feed hopper 15, the power is supplied by the external power supply, the motor 5 is opened by the external switch (the motor 5 is the existing product), the motor 5 drives the rotating shaft 7 and the movable grinding part 2 to rotate, the grains enter between the movable grinding part 2 and the fixed grinding part 3 from the gap at the outer edge of the movable grinding part 2 and the fixed grinding part 3, the upper grinding disc 201 rotates at the top of the lower grinding ring 301 to primarily grind the grains in the gap, the primarily ground grains enter the inner side wall of the mortar 302, the mortar 202 rotates synchronously along with the upper grinding disc 201, so the mortar 202 rotates at the inner side wall of the mortar 302 to secondarily grind the grains, the ground grains are finer, the grain grinding device of the utility model can replace the filter screens 402 with different mesh diameters, and can grind grain powder with different grain diameters according to requirements, firstly, a filter screen 402 with required mesh is selected according to grain size to be ground as required, the filter screen 402 is formed by weaving metal wires, the whole filter screen 402 is arranged in the middle of the top of a metal frame 401, the whole movable plate 4 is inserted into the inner side wall of a plate groove 22, the retainer 9 is tightly attached to the bottom of the movable plate 4, the filter screen 402 of the movable plate 4 is tightly attached to the bottom of the mortar 302 by the retainer 9, ground grains fall into the bottom of the shell 1 after passing through the filter screen 402 from a material channel at the bottom of the mortar 302 and are filtered, grain grains with large grain size and incapable of passing through meshes of the filter screen 402 are left in the mortar 302 to be continuously ground until the grains can pass through meshes of the filter screen 402, and grain powder with the required grain size can be obtained.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a grain grinder, includes casing (1), its characterized in that: the grinding device is characterized in that a rotating shaft (7) is rotatably connected to the upper portion of the inner side wall of the shell (1) through a bearing (6), a grinding part (2) is fixedly installed at the bottom of the rotating shaft (7) and comprises an upper grinding disc (201) and a pestle (202), the pestle (202) is integrally arranged in the middle of the bottom of the upper grinding disc (201), the bottom of the grinding part (2) is connected with a fixed grinding part (3), the fixed grinding part (3) is detachably installed on the inner side wall of the shell (1), the fixed grinding part (3) comprises a lower grinding ring (301) and a mortar (302), the outer side wall of the mortar (302) is integrally provided with a lower grinding ring (301), the top of the upper grinding disc (201) and the top of the lower grinding ring (301) are both turned with a spiral vortex pattern (8), a plate groove (22) is formed in the lower portion of the shell (1), a movable plate (4) is inserted into the inner side wall of the plate groove (22), and the movable plate (4) comprises a metal frame (401) and a filter screen (402), the bottom of the movable plate (4) is connected with a retainer (9), the retainer (9) is welded on the inner side wall of the shell (1), and a handle (20) is installed in the middle of one side of the outer side wall of the movable plate (4).

2. The grain grinding device of claim 1, wherein: feeder hopper (15) are installed to casing (1) top feed inlet, feeder hopper (15) top is rotated through hinge (16) and is connected with apron (17).

3. The grain grinding device of claim 1, wherein: supporting legs (18) are welded at four corners of the bottom of the shell (1), and supporting legs (19) are welded at the bottoms of the supporting legs (18).

4. The grain grinding device of claim 1, wherein: a discharge port (10) is formed in the bottom of the shell (1), and a sealing cover (11) is detachably mounted on the outer side wall of the discharge port (10).

5. The grain grinding device of claim 1, wherein: the power input end of the rotating shaft (7) is connected with the power output end of the motor (5), and the motor (5) is installed at the top of the shell (1).

6. The grain grinding device of claim 1, wherein: the middle welding of casing (1) inside wall has spacing (21), screw (13) and through screw (13), bolt (12) and nut (14) demountable installation have surely ground piece (3) have been seted up on spacing (21) surface.

7. The grain grinding device of claim 1, wherein: the retainer (9) comprises a square frame (901), a round frame (902) and a connecting rod (903), wherein the inner side wall of the square frame (901) is fixedly connected with the round frame (902) through the connecting rod (903).