阅读说明：本技术 一种用于预包装食品的蒸汽杀菌装置 (Steam sterilization device for prepackaged food ) 是由 何东 于 2021-09-13 设计创作，主要内容包括：本发明公开了一种用于预包装食品的蒸汽杀菌装置,包括安装于总传送带上的蒸汽杀菌机本体,蒸汽杀菌机本体包括：罩体,其上沿传送带输送方向开设有一出料口和一进料口；蒸汽喷射组件,其包括蒸汽制造单元和蒸汽喷射管组,蒸汽喷射管组包括竖直喷射管件以及关于竖直喷射管件对称分布第一斜侧喷射管件、第二斜侧喷射管件。该发明提供的用于预包装食品的蒸汽杀菌装置,由于第一斜侧喷射管件和第二斜侧喷射管件的喷射角度朝向竖直喷射管件的喷射线,而上述的三者喷射线交汇在一起以形成消毒区,使得该区域的温度快速达到杀菌要求,在传送带进行杀菌,节约了不必要的劳动流程,且避免了转移途中造成的污染问题。(The invention discloses a steam sterilization device for prepackaged food, which comprises a steam sterilization machine body arranged on a main conveyor belt, wherein the steam sterilization machine body comprises: the cover body is provided with a discharge port and a feed port along the conveying direction of the conveying belt; a steam injection assembly comprising a steam production unit and a steam injection tube bank comprising a vertical injection tube and a first and a second diagonal injection tube symmetrically distributed about the vertical injection tube. According to the steam sterilization device for the pre-packaged food, the injection angles of the first inclined side injection pipe fitting and the second inclined side injection pipe fitting face the injection rays of the vertical injection pipe fitting, and the injection rays of the first inclined side injection pipe fitting and the second inclined side injection pipe fitting are converged to form a sterilization area, so that the temperature in the area can quickly reach the sterilization requirement, the sterilization is carried out on the conveyor belt, the unnecessary labor flow is saved, and the pollution problem caused in the transfer process is avoided.)

1. A steam sterilization device for prepackaged food products, comprising a steam sterilizer body (1) mounted on a main conveyor belt, said steam sterilizer body (1) comprising:

the cover body (2) is provided with a discharge hole and a feed hole along the conveying direction of the conveying belt;

a steam injection assembly (3) comprising a steam production unit and a steam injection tube bank (4), the steam injection tube bank (4) comprising a vertical injection tube (41) and a first and a second diagonal injection tube (42, 43) symmetrically distributed about the vertical injection tube (41);

the jacking assembly (5) is used for jacking food away from the belt surface of the total conveyor belt;

specifically, the spraying angles of the first inclined side spraying pipe fitting (42) and the second inclined side spraying pipe fitting (43) face the spraying lines of the vertical spraying pipe fitting (41), the spraying lines of the first inclined side spraying pipe fitting and the second inclined side spraying pipe fitting are converged together to form a disinfection area, and the food is jacked into the disinfection area by the jacking assembly (5).

2. Steam sterilization device for pre-packaged food according to claim 1, characterized in that the cover body (2) is provided with an exhaust opening (21), and the exhaust opening (21) is connected with an external exhaust fan.

3. Steam sterilisation device for pre-packaged food products, according to claim 1, characterised in that said steam generating unit is embodied as a steam generator (6), the output of said steam generator (6) being in communication with a set of steam injection tubes (4) through a gas pipe.

4. A steam sterilizing apparatus for pre-packaged food as claimed in claim 1, wherein said vertical spraying pipe member (41) includes an annular frame (411) and a plurality of first spraying heads (412) installed on an inner wall thereof.

5. Steam sterilisation device for pre-packaged food products, according to claim 1, characterised in that said first inclined side injection duct element (42) comprises a first profiled annular frame (421) and a plurality of second injection heads (422) mounted on the inner wall thereof.

6. A steam sterilisation device for pre-packaged food products, as claimed in claim 1, characterised in that said second inclined side injection duct element (43) comprises a second profiled annular frame (431) and a plurality of third nozzles (432) mounted on the inner wall thereof.

7. Steam sterilisation device for pre-packaged food products, according to claim 1, characterised in that said steam injection duct group (4) further comprises a communication means (44), said communication means (44) being adapted to communicate in series said vertical injection duct element (41), said first inclined injection duct element (42) and said second inclined injection duct element (43).

8. The steam sterilization device for pre-packaged food according to claim 1, wherein the lifting assembly (5) comprises a support plate (51), the main conveyor belt is composed of parallel sub-conveyor belts, a clamping cavity is formed between the two sub-conveyor belts, and the support plate (51) is arranged in the clamping cavity to lift the food from the belt surface of the main conveyor belt.

9. The steam sterilization device for the prepackaged food according to claim 8, wherein the jacking assembly (5) further comprises a cylinder (52), a driving rod (53), a shaft rod (55) with gears (54) at two ends, and a telescopic rod (56), the driving rod (53) is installed at the output end of the cylinder (52), one gear (54) of the shaft rod (55) is engaged with the driving rod (53), the other gear (54) is engaged with the telescopic rod (56), the driving rod (53) is driven by the cylinder (52) to move axially, so that the shaft rod (55) is driven to extend the telescopic rod (56) to jack the supporting plate (51).

Technical Field

The invention relates to food processing equipment, in particular to a steam sterilization device for prepackaged food.

Background

Steam sterilization is performed before the food is subjected to package replacement, and aims to sterilize microorganisms remaining in the food so as to ensure that the food is not deteriorated after sealing is ensured.

According to patent No. CN202021344351.1, publication (publication) date: 2021-04-13, discloses a steam sterilization device for prepackaged food, which consists of a sterilization device shell, a sterilization cabin, a steam inlet pipe, a hot water circulating pipe, a water inlet pipe, a heat preservation layer, a cabin door and spray holes, wherein the steam inlet pipe is divided into two parts and fixed at the bottom of the sterilization cabin after entering the sterilization cabin, and the steam inlet pipe is provided with the spray holes which are uniformly distributed on 2 pipelines in the sterilization cabin; the hot water circulating pipe is connected with a hot water outlet at the bottom of the sterilization cabin, the hot water circulating pipe is divided into two parts after entering the upper part of the sterilization cabin and is fixed at the upper part of the sterilization cabin, and the hot water circulating pipe is provided with uniformly distributed spray holes on 2 pipelines in the sterilization cabin.

At the present stage, a factory carries out steam sterilization treatment on food, the steam sterilization cabinet is adopted, the produced food is stacked in a cart, then the steam sterilization cabinet is pushed and placed for carrying out steam sterilization treatment, and after the steam sterilization treatment is completed, the food is manually transferred to a production line for packaging treatment.

Disclosure of Invention

The invention aims to provide a steam sterilization device for prepackaged food, which can not ensure whether the food is infected or not in the process of transferring the food, and the redundant operation steps also greatly increase the engineering flow and reduce the production efficiency.

In order to achieve the above purpose, the invention provides the following technical scheme: a steam sterilizer for pre-packaged food products, comprising a steam sterilizer body mounted on a main conveyor, the steam sterilizer body comprising:

the cover body is provided with a discharge port and a feed port along the conveying direction of the conveying belt;

a steam injection assembly comprising a steam production unit and a steam injection tube bank comprising a vertical injection tube and first and second diagonal injection tubes symmetrically distributed about the vertical injection tube;

the jacking assembly is used for enabling food to be jacked away from the belt surface of the main conveyor belt;

specifically, the spraying angles of the first inclined side spraying pipe fitting and the second inclined side spraying pipe fitting face to the spraying lines of the vertical spraying pipe fitting, the spraying lines of the first inclined side spraying pipe fitting and the second inclined side spraying pipe fitting are converged together to form a disinfection area, and the food is jacked into the disinfection area by the jacking assembly.

Preferably, the cover body is provided with an exhaust port, and the exhaust port is connected with an external exhaust fan.

Preferably, the steam production unit is embodied as a steam generator, and an output end of the steam generator is communicated with the steam injection pipe group through a gas pipe.

Preferably, the vertical spraying pipe member includes an annular frame and a plurality of first spray heads mounted on an inner wall thereof.

Preferably, the first inclined side spraying pipe fitting comprises a first special-shaped annular frame and a plurality of second spraying heads mounted on the inner wall of the first special-shaped annular frame.

Preferably, the second inclined side spraying pipe fitting comprises a second special-shaped annular frame and a plurality of third spray heads mounted on the inner wall of the second special-shaped annular frame

Preferably, the steam injection tube group further comprises a communicator for serially communicating the vertical injection tube, the first inclined side injection tube and the second inclined side injection tube.

Preferably, the jacking assembly comprises a supporting plate, the main conveying belt is composed of parallel sub-conveying belts, a clamping cavity is formed between the two sub-conveying belts, and the supporting plate is arranged in the clamping cavity so that the food can be jacked away from the belt surface of the main conveying belt.

Preferably, the jacking assembly further comprises an air cylinder, a driving rod, a shaft rod with gears arranged at two ends and a telescopic rod piece, wherein the driving rod is installed at the output end of the air cylinder, one gear of the shaft rod is meshed with the driving rod, the other gear of the shaft rod is matched with the telescopic rod piece, and the driving rod is driven by the air cylinder to move axially so that the shaft rod is driven to extend the telescopic rod piece to jack the supporting plate.

In the technical scheme, the steam sterilization device for the prepackaged food provided by the invention has the following beneficial effects: directly carry out the steam sterilization operation on the conveyer belt of food in the scheme, utilize the jacking subassembly with food top from the total conveyer belt the area on, then steam sprays the subassembly through steam and sprays and disinfect, because the injection angle that first oblique side sprays pipe fitting and second oblique side and spray the pipe fitting is towards the vertical injection line that sprays the pipe fitting, consequently foretell three sprays the line and meets together in order to form the disinfection district, and the food that waits to disinfect this is located and disinfects, because the disinfection district that the three converged and form for the regional temperature reaches the requirement of disinfecting fast. The conveyor belt is used for sterilization, so that unnecessary labor processes are saved, and the pollution problem caused in the process of transfer is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic overall structure diagram provided in an embodiment of the present invention;

FIG. 2 is a schematic diagram of a steam injection tube set according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a steam injection tube bank and a jacking assembly provided in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a jacking assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a gear and a telescopic rod provided in an embodiment of the present invention.

Description of reference numerals:

1. a steam sterilizer body; 2. a cover body; 21. an exhaust port; 3. a steam injection assembly; 4. a steam injection tube bank; 41. vertically spraying the pipe fitting; 411. an annular frame; 412. a first nozzle; 42. a first angled side injection tube; 421. a first profiled ring frame; 422. a second nozzle; 43. a second diagonal jet pipe; 431. a second profiled ring frame; 432. a third spray head; 44. a communicating vessel; 5. a jacking assembly; 51. a support plate; 52. a cylinder; 53. a drive rod; 54. a gear; 55. a shaft lever; 56. a telescopic rod member; 561. a telescopic rod; 562. a loop bar; 6. a steam generator.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, a steam sterilizing apparatus for prepackaged food products comprises a steam sterilizer body 1 installed on a main conveyor, the steam sterilizer body 1 comprising:

the cover body 2 is provided with a discharge port and a feed port along the conveying direction of the conveying belt;

a steam injection assembly 3 comprising a steam production unit and a steam injection tube bank 4, the steam injection tube bank 4 comprising a vertical injection tube 41 and a first and a second diagonal injection tube 42, 43 symmetrically distributed about the vertical injection tube 41;

the jacking assembly 5 is used for enabling the food to be jacked away from the belt surface of the main conveyor belt;

specifically, the spraying angles of the first inclined spraying pipe 42 and the second inclined spraying pipe 43 face the spraying lines of the vertical spraying pipe 41, and the spraying lines of the first inclined spraying pipe 42 and the second inclined spraying pipe 43 are converged together to form a sterilization zone, and the jacking assembly 5 jacks food into the sterilization zone.

Specifically, in the above embodiment, the total conveyor belt is composed of the sub-conveyor belts arranged in parallel, a clamping cavity is formed between the two sub-conveyor belts, the jacking assembly 5 is located in the clamping cavity, the lower position of the jacking assembly 5 is lower than the belt surface of the sub-conveyor belts, and the highest position is an area formed by spraying the vertical spraying pipe 41, the first inclined-side spraying pipe 42 and the second inclined-side spraying pipe 43 to form steam rays, i.e., a disinfection area.

Further, the spraying angle of the first inclined spraying pipe 42 and the second inclined spraying pipe 43 provided in the above technical solution is towards the spraying line of the vertical spraying pipe 41, specifically, the steam ray sprayed by the vertical spraying pipe 41 is vertical downward, and the steam ray sprayed by the first inclined spraying pipe 42 and the second inclined spraying pipe 43 is in an inclined direction, and is towards the steam ray sprayed by the vertical spraying pipe 41, and is disturbed, and the three are converged to form an air mass, so that the steam ray sprayed by the vertical spraying pipe 41 does not contact the belt surface of the total conveyor belt.

The steam sterilization operation is directly carried out on the conveyer belt of food in the scheme, utilize jacking subassembly 5 with food liftout from the band face of total conveyer belt, then steam sprays the line of spraying of subassembly 3 through steam and disinfects, because the injection angle that first oblique side sprays pipe fitting 42 and second oblique side and sprays pipe fitting 43 is towards the vertical injection line that sprays pipe fitting 41, consequently the aforesaid three sprays the line and intersects together in order to form the disinfection district, and the food that waits to disinfect this is located and disinfects, because the disinfection district that the three gathered for the regional temperature reaches the requirement of disinfecting fast. The conveyor belt is used for sterilization, so that unnecessary labor processes are saved, and the pollution problem caused in the process of transfer is avoided.

In a further embodiment of the present invention, as shown in fig. 1, an exhaust port 21 is provided on the cover 2, and the exhaust port 21 is connected to an external exhaust fan. Specifically, its main usage is that after the food finishes the sterilization, jacking subassembly 5 resets to original station, is less than the area face of branch drive belt promptly, and the detection element detects and starts the air exhauster and take out the gas of the inside of cover body 2 fast, and steam manufacturing unit also can stop work simultaneously.

Further, the above-mentioned detecting element may be a conventionally known detecting electronic component such as an infrared detector, and the specific matching procedure and circuit relationship are also common technical knowledge of those skilled in the art, and therefore, are not developed.

In a further embodiment of the invention, the steam generating unit is embodied as a steam generator 6, and the output end of the steam generator 6 is connected to the steam injection tube set 4 via a gas pipe.

Still further, the steam injection assembly 3 in the above embodiment includes the following: (shown in FIG. 2)

The vertical spraying pipe 41 includes an annular frame 411 and a plurality of first spray heads 412 mounted on an inner wall thereof;

the first inclined side spraying pipe 42 comprises a first special-shaped annular frame 421 and a plurality of second spraying heads 422 mounted on the inner wall thereof;

the second oblique-side spraying pipe 43 includes a second shaped ring frame 431 and a plurality of third spraying heads 432 mounted on an inner wall thereof.

Specifically, the ring frame 411, the first special-shaped ring frame 421 and the second special-shaped ring frame 431 in the above embodiments may be polygonal structures, that is, hexagons, heptagons, octagons, and each side is provided with a spray head, so that intersecting rays are multidirectional, and it is ensured that food is completely wrapped by steam for sterilization.

Moreover, the frame bodies of the first special-shaped annular frame 421 and the second special-shaped annular frame 431 have certain torque angles, the torque angles are kept between 15 degrees and 23 degrees, so that the steam rays sprayed by the vertical spraying pipe 41 are in a vertical downward direction, the steam rays sprayed by the first oblique side spraying pipe 42 and the second oblique side spraying pipe 43 are in an oblique direction, the steam rays sprayed by the vertical spraying pipe 41 are disturbed, and the technical purpose that the steam rays are converged to form an air mass is mainly achieved.

The upper steam injection tube group 4 further includes a communicator 44, and the communicator 44 is used for serially communicating the vertical injection tube 41, the first inclined side injection tube 42, and the second inclined side injection tube 43. Specifically, the communicating vessel 44 is a four-way pipe, i.e. one air inlet and three air outlets, the air inlet is communicated with the output end of the steam generator 6, and the air outlets are respectively communicated with the annular frame 411, the first special-shaped annular frame 421 and the second special-shaped annular frame 431, so as to transmit the steam to the spray head for spraying.

In a further embodiment of the present invention, the lifting assembly 5 comprises a supporting plate 51, the total conveyor belt is composed of parallel sub-conveyor belts, and a clamping cavity is formed between the two sub-conveyor belts, and the supporting plate 51 is arranged in the clamping cavity to lift the food from the belt surface of the total conveyor belt. Specifically, the lifting force of the supporting plate 51 in the above technical scheme is directly driven to extend and descend by the electric push rod; or the motor drives the threaded rod to drive the supporting plate 51 to extend and descend along the vertical direction; alternatively, the electric push rod drives the connecting rod assembly to extend and lower the supporting plate 51.

As a further preferred embodiment of the present invention, as shown in fig. 4 and 5, the jacking assembly 5 further includes an air cylinder 52, a driving rod 53, a shaft 55 with gears 54 at two ends, and a telescopic rod 56, wherein the driving rod 53 is mounted on an output end of the air cylinder 52, one gear 54 of the shaft 55 is engaged with the driving rod 53, the other gear 54 is engaged with the telescopic rod 56, and the driving rod 53 is driven by the air cylinder 52 to move axially, so that the shaft 55 is driven to extend the telescopic rod 56 to jack the supporting plate 51. Specifically, the telescopic rod 56 is formed by nesting and assembling a telescopic rod 561 and a loop bar 562, the loop bar is provided with a notch, the gear 54 is meshed with a tooth opening on the telescopic rod 561 through the notch, when the cylinder 52 pushes the driving rod 53 to move axially, the gear 54 is driven to rotate the shaft rod 55, and the synchronous gear 54 drives the telescopic rod 561 to extend out of the loop bar 562, so that the technical purpose of controlling the supporting plate 51 to extend and descend is achieved.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.