CN216051024U

CN216051024U - Mixing arrangement for food detection

Info

Publication number: CN216051024U
Application number: CN202122498241.1U
Authority: CN
Inventors: 范明志; 李贝贝; 石雪芬
Original assignee: Shenzhen Xince Standard Technical Service Co ltd
Current assignee: Shenzhen Xince Standard Technical Service Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-15
Anticipated expiration: 2031-10-18

Abstract

The utility model relates to the technical field of food detection, and discloses a mixing device for food detection, which comprises a crushing box body, wherein the bottom of the crushing box body is provided with a bottom support frame, the top of the crushing box body is provided with a feed opening, the bottom of the crushing box body is provided with a discharge opening, one side of the crushing box body is provided with a grinding mechanism, the other side of the crushing box body is provided with a material conveying device, the grinding mechanism comprises a rotating motor, a case, a coupler, a first rotating shaft, a grinding rod, a first spur gear, a differential spur gear, a second rotating shaft, a second spur gear and a third rotating shaft, the case is fixedly arranged on one side of the crushing box body and wraps the rear part of the feed opening, and the rotating motor is fixedly arranged on the inner wall of the case. The utility model solves the problems that the transmission crushing and mixing device has uneven crushing, certain limitation on crushing uniformity and cannot crush raw materials in a grading way for many times.

Description

Mixing arrangement for food detection

Technical Field

The utility model relates to the technical field of food detection, in particular to a mixing device for food detection.

Background

The food safety detection is used for detecting harmful substances in food according to national indexes, mainly for detecting some harmful and toxic indexes such as heavy metal, aflatoxin and the like, and an important aspect of food science and engineering is to introduce and apply chemical engineering unit operation and develop and form food engineering unit operation, so that the development of the food industry to large-scale, continuous and automatic directions is promoted.

In the process of food detection, food raw materials are often required to be crushed and mixed uniformly, and then a crushed sample is extracted for detection. But common crushing and mixing device is smashed inhomogeneous because common reducing mechanism generally drives crushing blade through the pivot and smashes the stirring to the material in same direction, consequently has certain limitation on smashing the degree of consistency, and unable hierarchical crushing raw and other materials many times to the detection of giving food brings unnecessary trouble.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mixing device for food detection, which can be used for solving the problems that a transmission crushing mixing device is not uniform in crushing, has certain limitation on crushing uniformity and cannot crush raw materials in a grading manner for multiple times.

In order to achieve the purpose, the utility model provides the following technical scheme: a mixing device for food detection comprises a crushing box body, wherein a bottom supporting frame is arranged at the bottom of the crushing box body, a feed opening is formed in the top of the crushing box body, a discharge opening is formed in the bottom of the crushing box body, a grinding mechanism is arranged on one side of the crushing box body, a material conveying device is arranged on the other side of the crushing box body, the grinding mechanism comprises a rotating motor, a machine box, a coupler, a first rotating shaft, a grinding rod, a first spur gear, a differential spur gear, a second rotating shaft, a second spur gear and a third rotating shaft, the machine box is fixedly arranged on one side of the crushing box body and wraps the rear portion of the feed opening, the rotating motor is fixedly arranged on the inner wall of the machine box, two first through holes are respectively formed in two side walls of the crushing box body, first bearings are arranged on the inner walls of the two first through holes, one end of the first rotating shaft penetrates through the first bearing close to one side of the rotating motor and extends inwards, the extension end of first pivot is pegged graft keep away from the inner wall of the first bearing of rotating electrical machines, the fixed cover of grinding rod is established and is located the inside of smashing the box at the outer wall of first pivot, the fixed cover of first spur gear is established and is kept away from the outer wall of grinding rod at first pivot, the transmission shaft fixed connection of shaft coupling and rotating electrical machines is passed through to the one end that grinding rod was kept away from to first pivot.

Preferably, first pivot, grinding rod, first spur gear's quantity is two, first through-hole, the quantity of first bearing are four, first pivot, grinding rod, first spur gear and two first through-holes, two first bearings constitute respectively and grind mechanism A and grind mechanism B, grind mechanism A and grind mechanism B front and back level arrangement, grind mechanism A's first pivot through first spur gear driven connection on grinding mechanism B, grind mechanism A's first pivot and do not connect the rotating electrical machines, grind mechanism B's first pivot and connect the rotating electrical machines. Through the two groups of grinding rod mechanisms A and B arranged in front and at the back, the efficiency of grinding and mixing food and the particle size after grinding are improved to be smaller.

Preferably, the outer wall of the crushing box body and the inner wall of the case are respectively provided with a second bearing, two ends of the second rotating shaft are respectively inserted into the inner walls of the two second bearings, the outer wall of the second rotating shaft is fixedly sleeved with the differential spur gear, the differential spur gear is meshed with the first spur gear on the grinding mechanism B, and the first spur gear on the grinding mechanism B is meshed with the first spur gear on the grinding mechanism A. The differential spur gear changes the rotating speed of the second rotating shaft and improves the rotating speed of the second rotating shaft, the grinding mechanisms A and B grind at a lower speed, the rotating speed transmitted to the material conveying device is faster, and the material conveying efficiency is improved.

Preferably, the inner wall of machine case is provided with two third bearings, the one end of third pivot is pegged graft respectively at the inner wall that is close to the third bearing of rotating electrical machines one side, the one end that the rotating electrical machines was kept away from in the third pivot runs through the inner wall and the machine case of another third bearing in proper order and outwards extends, the fixed cover of second spur gear is established at the outer wall of third pivot, second spur gear and differential spur gear meshing. Kinetic energy of the rotating motor is transmitted to the material conveying device through the third rotating shaft, so that cost is reduced, and efficiency is improved.

Preferably, the feeding device includes first conical gear, second conical gear, defeated material shell, fourth pivot, helical blade, screening plate, defeated material shell fixed mounting is at the opposite side of smashing the box, the junction of defeated material shell and smashing the box has seted up down sieve opening and last feed back mouth jointly, the inner wall at crushing box is fixed in the slope of screening plate, the slope lower extreme of screening plate is fixed down on the sieve opening, the recess has been seted up to the inner wall bottom of defeated material shell, be provided with the fourth bearing in the recess, the fourth pivot is run through defeated material shell and inwards extension by outer, the extension end of fourth pivot is pegged graft the inner wall of fourth bearing. The feeding device can convey insufficiently-ground food to the feeding hole again to enter the crushing box for grinding, improves the grinding fullness after grinding, and can mix food for the second time.

Preferably, the helical blade is fixed on the outer wall of the fourth rotating shaft in an annular manner, the second bevel gear is fixedly sleeved on the outer wall of the fourth rotating shaft, the first bevel gear is fixedly sleeved on the outer wall of the third rotating shaft, and the first bevel gear is meshed with the second bevel gear. The spiral blade ring can convey food from the lower part to the higher part, thereby improving the conveying efficiency.

The utility model provides a mixing device for food detection. The method has the following beneficial effects:

(1) according to the food conveying device, the grinding devices A and B are arranged, so that the ground food can be fully mixed, the detection effect is improved, the food can be conveyed from a lower position to a higher position through the arranged material conveying device, and the conveying efficiency is improved.

(2) The utility model can change the rotating speed of the material conveying device through the arranged differential gear, and the high rotating speed is utilized to drive the helical blades to convey the food which is not completely ground back to the crushing box body.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a top view of the interior of the grinding mechanism of the present invention;

fig. 4 is a partial side view of the present invention.

In the figure: 1. a crushing box body; 2. a bottom support frame; 3. a grinding mechanism; 301. a rotating electric machine; 302. a chassis; 303. a coupling; 304. a first rotating shaft; 305. a grinding rod; 306. a first spur gear; 307. a differential spur gear; 308. a second rotating shaft; 309. a second spur gear; 310. a third rotating shaft; 4. a feeding device; 401. a first bevel gear; 402. a second bevel gear; 403. a material conveying shell; 404. a fourth rotating shaft; 405. a helical blade; 406. screening the plate; 5. and (4) a feed opening.

Detailed Description

As shown in fig. 1 to 4, the present invention provides a technical solution: a mixing device for food detection comprises a crushing box body 1, a bottom support frame 2 is arranged at the bottom of the crushing box body 1, a feed opening 5 is arranged at the top of the crushing box body 1, a discharge opening is formed in the bottom of the crushing box body 1, a grinding mechanism 3 is arranged at one side of the crushing box body 1, a material conveying device 4 is arranged at the other side of the crushing box body 1, the material conveying device 4 comprises a first bevel gear 401, a second bevel gear 402, a material conveying shell 403, a fourth rotating shaft 404, a spiral blade 405, a screening plate 406, the material conveying shell 403 is fixedly arranged at the other side of the crushing box body 1, a lower screening opening and an upper feed back opening are jointly formed at the joint of the material conveying shell 403 and the crushing box body 1, the screening plate 406 is obliquely fixed on the inner wall of the crushing box body 1, the oblique lower end of the screening plate 406 is fixed on the lower screening opening, a groove is formed in the bottom of the inner wall of the material conveying shell 403, a fourth bearing is arranged in the groove, the fourth rotating shaft 404 penetrates through the material conveying shell 403 from the outside and extends inwards, the extending end of the fourth rotating shaft 404 is inserted into the inner wall of the fourth bearing, the material conveying device 4 can convey insufficiently ground food to the feed inlet again to enter the crushing box body 1 for grinding, the grinding fullness after grinding is improved, and food can be mixed for the second time, the helical blade 405 is annularly fixed on the outer wall of the fourth rotating shaft 404, the second conical gear 402 is fixedly sleeved on the outer wall of the fourth rotating shaft 404, the first conical gear 401 is fixedly sleeved on the outer wall of the third rotating shaft 310, the first conical gear 401 is meshed with the second conical gear 402, the food can be conveyed from the lower part to the higher part through the annular arrangement of the helical blade 405, the conveying efficiency is improved, the grinding mechanism 3 comprises a rotating motor 301, a case 302, a coupler 303, a first rotating shaft 304, a grinding rod, a first spur gear 306 and a differential spur gear 307, a second rotating shaft 308, a second spur gear 309 and a third rotating shaft 310, wherein the case 302 is fixedly installed at one side of the pulverizing box body 1 and wraps the rear part of the feed opening 5, the rotating motor 301 is fixedly installed at the inner wall of the case 302, two side walls of the first pulverizing box body 1 are respectively provided with two first through holes, the inner walls of the two first through holes are provided with first bearings, one end of the first rotating shaft 304 penetrates through the first bearing close to one side of the rotating motor 301 and extends inwards, the extending end of the first rotating shaft 304 is inserted into the inner wall of the first bearing far away from the rotating motor 301, the grinding rod 305 is fixedly sleeved on the outer wall of the first rotating shaft 304 and is positioned inside the pulverizing box body 1, the first spur gear 306 is fixedly sleeved on the outer wall of the first rotating shaft 304 and is far away from the grinding rod 305, one end of the first rotating shaft 304 far away from the grinding rod 305 is fixedly connected with a transmission shaft of the rotating motor 301 through the coupling 303, the first rotating shaft 304 and the grinding rod 305, the grinding machine comprises two first spur gears 306, four first bearings, a first rotating shaft 304, grinding rods 305, a first spur gear 306 and two first through holes, wherein the two first bearings respectively form a grinding mechanism A and a grinding mechanism B, the grinding mechanism A and the grinding mechanism B are horizontally arranged from front to back, the first rotating shaft 304 of the grinding mechanism A is connected to the first spur gear 306 on the grinding mechanism B in a driven mode through the first spur gear 306, the first rotating shaft 304 of the grinding mechanism A is not connected with a rotating motor 301, the first rotating shaft 304 of the grinding mechanism B is connected with the rotating motor 301, the grinding and mixing efficiency of food and the particle size after grinding are improved through two groups of grinding rod mechanisms A and B arranged from front to back, the outer wall of a grinding box body 1 and the inner wall of a machine box 302 are respectively provided with second bearings, and two ends of the second rotating shaft 308 are respectively inserted into the inner walls of the two second bearings, the differential spur gear 307 is fixedly sleeved on the outer wall of the second rotating shaft 308, the differential spur gear 307 is meshed with the first spur gear 306 on the grinding mechanism B, the first spur gear 306 on the grinding mechanism B is meshed with the first spur gear 306 on the grinding mechanism A, the rotating speed of the second rotating shaft 308 is changed through the differential spur gear 307, the rotating speed of the second rotating shaft 308 is increased, the grinding mechanisms A and B grind at a lower speed, the rotating speed transmitted to the material conveying device 4 is higher, the material conveying efficiency is improved, two third bearings are arranged on the inner wall of the case 302, one end of the third rotating shaft 310 is respectively inserted into the inner wall of the third bearing close to one side of the rotating motor 301, one end of the third rotating shaft 310 far away from the rotating motor 301 sequentially penetrates through the inner wall of the other third bearing and the case 302 and extends outwards, the second spur gear 309 is fixedly sleeved on the outer wall of the third rotating shaft 310, and the second spur gear 309 is meshed with the differential spur gear 307, the kinetic energy of the rotating motor 301 is transmitted to the material conveying device 4 through the third rotating shaft 310, so that the cost is reduced, and the efficiency is improved.

In use, by throwing food into the feed opening 5, turning on the rotary motor 301, the first rotary shaft 304 is driven to rotate, and further the grinding rod 305 and the first spur gear 306 are driven to rotate, while the first spur gear 306 is meshed with the other set of first spur gear 306, so as to drive the other set of first rotary shaft 304 and the grinding rod 305 to rotate, grinding food is carried out, the differential gear 307 is meshed with the first spur gear 306, so as to change the rotation speed of the second spur gear 309, so as to drive the rotation speed of the second spur gear 309 to increase, so as to drive the third rotary shaft 310 and the first bevel gear 401 to rotate, while the first bevel gear 401 is meshed with the second bevel gear 402, so as to drive the fourth rotary shaft 404 on the second bevel gear 402 to rotate, since the helical blade 405 is fixed on the outer wall of the fourth rotary shaft 404, the helical blade 405 is caused to rotate, and ground food meeting the standard is leaked from the screening plate 406, the food with large particle size can only slide down into the feeding housing 403 along the screening plate 406, and then is conveyed to the feeding back port above the feeding back port through the rotation of the helical blade 405, and then falls into the upper part of the grinding mechanisms A and B again.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mixing arrangement for food detection, is including smashing box (1), the bottom of smashing box (1) is provided with bottom sprag frame (2), the top of smashing box (1) is provided with feed opening (5), the discharge gate has been seted up to the bottom of smashing box (1), its characterized in that: one side of the crushing box body (1) is provided with a grinding mechanism (3), the other side of the crushing box body (1) is provided with a material conveying device (4), the grinding mechanism (3) comprises a rotating motor (301), a case (302), a coupler (303), a first rotating shaft (304), a grinding rod (305), a first spur gear (306), a differential spur gear (307), a second rotating shaft (308), a second spur gear (309) and a third rotating shaft (310), the case (302) is fixedly arranged on one side of the crushing box body (1) and wraps a feed opening (5) at the rear part, the rotating motor (301) is fixedly arranged on the inner wall of the case (302), two first through holes are respectively arranged on two side walls of the crushing box body (1), first bearings are arranged on the inner walls of the first through holes, one end of the first rotating shaft (304) penetrates through the first bearing close to one side of the rotating motor (301) and extends inwards, the extension end of the first rotating shaft (304) is inserted into the inner wall of the first bearing far away from the rotating motor (301), the grinding rod (305) is fixedly sleeved on the outer wall of the first rotating shaft (304) and located inside the crushing box body (1), the first spur gear (306) is fixedly sleeved on the outer wall of the first rotating shaft (304) far away from the grinding rod (305), and one end, far away from the grinding rod (305), of the first rotating shaft (304) is fixedly connected with a transmission shaft of the rotating motor (301) through a coupler (303).

2. The mixing device for food detection according to claim 1, wherein: the grinding mechanism comprises a first rotating shaft (304), a grinding rod (305), a first spur gear (306), four first through holes and four first bearings, wherein the first rotating shaft (304), the grinding rod (305), the first spur gear (306) and two first through holes are formed in the first through holes, the first bearings respectively form a grinding mechanism A and a grinding mechanism B, the grinding mechanism A and the grinding mechanism B are horizontally arranged in the front and at the back, the first rotating shaft (304) of the grinding mechanism A is in driven connection with the first spur gear (306) on the grinding mechanism B through the first spur gear (306), the first rotating shaft (304) of the grinding mechanism A is not connected with a rotating motor (301), and the first rotating shaft (304) of the grinding mechanism B is connected with the rotating motor (301).

3. The mixing device for food detection according to claim 2, wherein: the outer wall of the crushing box body (1) and the inner wall of the case (302) are respectively provided with a second bearing, two ends of a second rotating shaft (308) are respectively inserted into the inner walls of the two second bearings, a differential spur gear (307) is fixedly sleeved on the outer wall of the second rotating shaft (308), the differential spur gear (307) is meshed with a first spur gear (306) on the grinding mechanism B, and the first spur gear (306) on the grinding mechanism B is meshed with the first spur gear (306) on the grinding mechanism A.

4. The mixing device for food detection according to claim 3, wherein: the inner wall of machine case (302) is provided with two third bearings, the one end of third pivot (310) is pegged graft respectively at the inner wall of the third bearing that is close to rotating electrical machines (301) one side, the one end that rotating electrical machines (301) were kept away from in third pivot (310) runs through the inner wall and machine case (302) of another third bearing in proper order and outwards extends, the outer wall at third pivot (310) is established to fixed the cover of second spur gear (309), second spur gear (309) and differential spur gear (307) meshing.

5. The mixing device for food detection according to claim 4, wherein: the material conveying device (4) comprises a first conical gear (401), a second conical gear (402), a material conveying shell (403), a fourth rotating shaft (404), a helical blade (405) and a screening plate (406), the material conveying shell (403) is fixedly arranged at the other side of the crushing box body (1), a lower screening opening and an upper feed back opening are jointly arranged at the joint of the material conveying shell (403) and the crushing box body (1), the screening plate (406) is obliquely fixed on the inner wall of the crushing box body (1), the oblique lower end of the screening plate (406) is fixed on the lower screening opening, a groove is arranged at the bottom of the inner wall of the material conveying shell (403), a fourth bearing is arranged in the groove, the fourth rotating shaft (404) penetrates through the material conveying shell (403) from outside and extends inwards, and the extending end of the fourth rotating shaft (404) is inserted into the inner wall of the fourth bearing.

6. The mixing device for food detection according to claim 5, wherein: helical blade (405) cyclic annular is fixed at the outer wall of fourth pivot (404), the fixed cover of second bevel gear (402) is established at the outer wall of fourth pivot (404), the fixed cover of first bevel gear (401) is established at the outer wall of third pivot (310), first bevel gear (401) and second bevel gear (402) meshing.