CN217154633U

CN217154633U - Liquid nitrogen instant freezer

Info

Publication number: CN217154633U
Application number: CN202220413614.2U
Authority: CN
Inventors: 王铭琦
Original assignee: Shanghai Aoben Food Co ltd
Current assignee: Shanghai Aoben Food Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-08-09
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses a liquid nitrogen instant freezer, which comprises a casing, the inside and the outside of the casing are both provided with two transmission rollers, four transmission rollers are two-by-two set and are in transmission connection with a transmission belt, the two transmission belts are distributed up and down, the two transmission rollers outside the casing are both connected with the two ends of the casing through two fixing seats, the two transmission rollers inside the casing are both in rotation connection with the two side walls of the casing, the two transmission rollers inside the casing are extended to one end outside the casing and are both fixedly connected with a gear I, the liquid nitrogen instant freezer is different from the prior art, can evenly carry out the instant freezing operation on food, improve the instant freezing effect of food, when the food on the upper transmission belt falls onto the lower transmission belt, the other side of the food can be automatically turned over, thereby carrying out the liquid nitrogen operation on the two sides of the food, and further improving the instant freezing effect of the food, the piled foods can be pushed flat, and the problem that the piled foods affect the whole quick-freezing effect is avoided.

Description

Liquid nitrogen instant freezer

Technical Field

The utility model relates to a quick-freeze equipment technical field specifically is a liquid nitrogen instant freezer.

Background

Liquid nitrogen is liquid nitrogen which is inert, colorless, odorless, non-corrosive, non-combustible and extremely low-temperature liquid, is in heat absorption contact with a large amount during vaporization to cause frostbite, and forms most of the atmosphere.

At present, need use liquid nitrogen frozen machine when carrying out the quick-freeze to some food, but current liquid nitrogen frozen machine is when the operation, especially tunnel type liquid nitrogen frozen machine, food is placed on the conveyer belt and is carried, when food passes through in the liquid nitrogen frozen machine, the liquid nitrogen can only carry out the quick-freeze to the one side of food, the one side quick-freeze effect of food and conveyer belt laminating is relatively poor, and when food placed the conveyer belt from the import of liquid nitrogen frozen machine, food can pile up together, and then influence holistic quick-freeze effect, for this reason, we provide a liquid nitrogen frozen machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid nitrogen frozen machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid nitrogen frozen machine, which comprises a housing, the inside and the outside of casing all are equipped with two driving rollers, four driving rollers are two liang be a set of and the transmission is connected with the conveyer belt, two conveyer belts are the setting that distributes from top to bottom, two driving rollers that are in the casing outside all rotate the both ends of connecting at the casing through two fixing bases, two driving rollers that are in the casing inside all rotate to be connected on casing both sides wall, two driving rollers that are in the casing inside extend to the outside one of casing and serve equal rigid coupling and have gear one, install motor one on the outer wall of casing, the rigid coupling has gear two with two synchronous meshing of gear on the output shaft of motor one, the inside subassembly that pushes away flat of still installing of casing, it sets up on the conveyer belt that is located the inside top of casing to push away flat the subassembly, liquid nitrogen frozen subassembly is installed at the top of casing.

Preferably, the two ends of the casing are both provided with openings, and the inner wall of each opening is fixedly provided with a plastic door curtain.

Preferably, two sides of the two conveying belts are respectively provided with a side baffle, and the side baffles are fixedly connected to the inner wall of the casing.

Preferably, the push-flat component comprises two electric push rods arranged at the top in the shell, the telescopic ends of the two electric push rods are fixedly connected with a baffle plate together, the baffle plate is arranged above the conveyor belt and leaves a gap, a motor II is arranged on one side wall of the baffle plate, an output shaft of the motor II is fixedly connected with one end of a reciprocating screw rod, the other end of the reciprocating screw rod is rotatably connected onto the side wall of the baffle plate through a bearing seat, the outer wall of the reciprocating screw rod is in spiral transmission connection with a threaded block, the threaded block is fixedly connected to one end of a movable plate, and the other end of the movable plate extends to the other side of the baffle plate and is fixedly connected with a plurality of pushing blocks which are distributed at equal intervals.

Preferably, a sliding block is fixedly connected to the outer wall of the thread block, and the sliding block slides in a sliding groove formed in the side wall of the baffle.

Preferably, the liquid nitrogen quick-freezing assembly comprises a liquid nitrogen conveyor arranged at the top of the machine shell, two connecting pipes are connected to two sides of the liquid nitrogen conveyor, the two connecting pipes extend into the machine shell and are connected with the shunt pipes, the bottom of the shunt pipes is connected with a plurality of horizontal and equidistant ejection pipes, and a plurality of liquid nitrogen spray heads are equidistantly arranged at the bottom of the ejection pipes.

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

the utility model discloses be different from prior art, the liquid nitrogen conveyer passes through the connecting pipe with the liquid nitrogen, shunt tubes and the effect of blowout pipe, can be even carry out the quick-freeze operation to food, improve the quick-freeze effect of food, when food on the top conveyer belt falls on the below conveyer belt, can turn over the another side of food automatically, thereby can carry out the frozen operation of liquid nitrogen to the two sides of food, further improve the quick-freeze effect of food, at last through the setting of pushing flat the subassembly, can push flat the food of piling together, avoid food to pile up the problem of making a sound whole quick-freeze effect together.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of the inside of the housing of the present invention after being cut away;

FIG. 3 is a schematic structural view of one side of the leveling assembly of the present invention;

FIG. 4 is a schematic structural view of the other side of the pushing component of the present invention;

fig. 5 is a schematic structural view of the liquid nitrogen quick-freezing assembly of the present invention.

In the figure: 1. a housing; 2. a driving roller; 3. a conveyor belt; 4. a fixed seat; 5. a first gear; 6. a first motor; 7. a second gear; 8. a side dam; 9. an opening; 10. a plastic door curtain; 11. a leveling assembly; 1101. An electric push rod; 1102. a baffle plate; 1103. a second motor; 1104. a reciprocating screw; 1105. a bearing seat; 1106. a thread block; 1107. a slider; 1108. a movable plate; 1109. a push block; 12. a liquid nitrogen quick-freezing component; 1201. a liquid nitrogen conveyor; 1202. a connecting pipe; 1203. a shunt tube; 1204. an ejection pipe.

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. 1-5, the present invention provides a technical solution: the utility model provides a liquid nitrogen frozen machine, which comprises a housing 1, the inside and the outside of casing 1 all are equipped with two driving rollers 2, four driving rollers 2 are two liang for a set of and the transmission is connected with conveyer belt 3, two conveyer belts 3 distribute the setting from top to bottom, two driving rollers 2 that are in the casing 1 outside all rotate through two fixing bases 4 and connect the both ends at casing 1, two driving rollers 2 that are in the casing 1 inside all rotate to be connected on the 1 both sides wall of casing, two driving rollers 2 that are in the casing 1 inside extend to the casing 1 outside serve equal rigid coupling have gear one 5, install motor one 6 on the outer wall of casing 1, the rigid coupling has two 7 with two 5 synchromesh gears on the output shaft of motor one 6, 1 inside still installs and pushes away flat subassembly 11, push away flat subassembly 11 and set up on the conveyer belt 3 that is located the inside top of casing 1, liquid nitrogen frozen subassembly 12 is installed at the top of casing 1.

Furthermore, two ends of the casing 1 are both provided with openings 9, and the inner wall of the opening 9 is fixedly provided with a plastic door curtain 10; the leakage of the liquid nitrogen cold air from the openings 9 at both sides of the cabinet 1 can be prevented.

Further, side baffles 8 are arranged on two sides of the two conveyor belts 3, and the side baffles 8 are fixedly connected to the inner wall of the casing 1; food products are prevented from falling off the conveyor belt 3 during the conveying process.

Further, the leveling component 11 includes two electric push rods 1101 installed at the top inside the housing 1, the telescopic ends of the two electric push rods 1101 are fixedly connected with a baffle 1102 together, the baffle 1102 is located above the conveyor belt 3 and has a gap, a second motor 1103 is installed on one side wall of the baffle 1102, an output shaft of the second motor 1103 is fixedly connected with one end of a reciprocating screw 1104, the other end of the reciprocating screw 1104 is rotatably connected to the side wall of the baffle 1102 through a bearing block 1105, a threaded block 1106 is spirally connected to the outer wall of the reciprocating screw 1104, the threaded block 1106 is fixedly connected to one end of a movable plate 1108, and the other end of the movable plate 1108 extends to the other side of the baffle 1102 and is fixedly connected with a plurality of pushing blocks 1109 which are distributed at equal intervals; the piled foods can be pushed flat, and the problem that the piled foods affect the whole quick-freezing effect is avoided.

Further, a sliding block 1107 is fixedly connected to the outer wall of the threaded block 1106, and the sliding block 1107 slides in a sliding groove formed in the side wall of the baffle 1102; the rotation of the thread block 1106 is limited, so that the thread block 1106 is more stable and effective in reciprocating movement.

Further, the liquid nitrogen quick freezing assembly 12 comprises a liquid nitrogen conveyer 1201 arranged at the top of the machine shell 1, two connecting pipes 1202 are connected to two sides of the liquid nitrogen conveyer 1201, the two connecting pipes 1202 extend into the machine shell 1 and are connected with a dividing pipe 1203, a plurality of horizontal and equidistant ejection pipes 1204 are connected to the bottom of the dividing pipe 1203, and a plurality of liquid nitrogen spray heads are arranged at the bottom of the ejection pipes 1204 at equal intervals; the quick-freezing operation can be uniformly carried out on the food.

In the scheme, when the machine is used, food is placed on the conveying belt 3 above the machine shell 1 from the opening 9 on one side, the motor I6 and the liquid nitrogen conveyor 1201 are started to work, the liquid nitrogen conveyor 1201 can evenly carry out quick-freezing operation on the food through the action of the connecting pipe 1202, the shunt pipe 1203 and the ejection pipe 1204, the quick-freezing effect of the food is improved, the motor I6 drives the gear II 7 to rotate, the gear II 7 drives the two gear I5 to rotate in the same direction, the two conveying belts 3 are further enabled to rotate in the same direction, when the food on the upper conveying belt 3 falls onto the lower conveying belt 3, the other side of the food can be automatically turned over, so that the liquid nitrogen freezing operation can be carried out on the two sides of the food, the quick-freezing effect of the food is further improved, finally, the height between the push plate and the conveying belt 3 can be adjusted through the action of the electric push rod 1101, so that the machine can be used for the food with different thicknesses, and then the second motor 1103 is started to work, the second motor 1103 drives the reciprocating screw 1104 to rotate, the reciprocating screw 1104 drives the movable plate 1108 to reciprocate through the spiral transmission action with the thread block 1106, the movable plate 1108 drives the push block 1109 to reciprocate, and then the piled foods can be pushed flat, so that the problem that the foods are piled together to influence the whole quick-freezing effect is avoided, and the foods which are subjected to liquid nitrogen quick freezing are sent out of the casing 1 from the opening 9 at the other side of the casing 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 a liquid nitrogen frozen machine, includes casing (1), its characterized in that: the inner part and the outer part of the casing (1) are both provided with two transmission rollers (2), four transmission rollers (2) are pairwise arranged into a group and are in transmission connection with the transmission belts (3), the two transmission belts (3) are distributed up and down, the two transmission rollers (2) positioned outside the casing (1) are rotatably connected with the two ends of the casing (1) through two fixing seats (4), the two transmission rollers (2) positioned inside the casing (1) are rotatably connected with the two side walls of the casing (1), one end of the two transmission rollers (2) positioned inside the casing (1) extending to the outer part of the casing (1) is fixedly connected with a first gear (5), the outer wall of the casing (1) is provided with a first motor (6), an output shaft of the first motor (6) is fixedly connected with a second gear (7) synchronously meshed with the first gear (5), and the inner part of the casing (1) is further provided with a leveling component (11), the pushing component (11) is arranged on the conveyor belt (3) positioned above the inner part of the casing (1), and the liquid nitrogen quick-freezing component (12) is installed at the top of the casing (1).

2. The liquid nitrogen instant freezer of claim 1, characterized in that: openings (9) are formed in the two ends of the machine shell (1), and plastic door curtains (10) are fixedly arranged on the inner walls of the openings (9).

3. The liquid nitrogen instant freezer of claim 1, characterized in that: two sides of the conveyor belt (3) are provided with side baffles (8), and the side baffles (8) are fixedly connected to the inner wall of the casing (1).

4. The liquid nitrogen instant freezer of claim 1, characterized in that: push away flat subassembly (11) including installing two electric putter (1101) at top in casing (1), the common rigid coupling of the flexible end of two electric putter (1101) has baffle (1102), baffle (1102) are in conveyer belt (3) top and leave the space, a side wall mounting of baffle (1102) has two motors (1103), the output shaft of two motors (1103) and the one end rigid coupling of reciprocal lead screw (1104), the other end of reciprocal lead screw (1104) is passed through bearing frame (1105) and is rotated the connection on the lateral wall of baffle (1102), the outer wall screw drive of reciprocal lead screw (1104) is connected with screw block (1106), screw block (1106) rigid coupling is in the one end department of fly leaf (1108), the other end of fly leaf (1108) extends to the opposite side and the rigid coupling of baffle (1102) and has a plurality of pushing blocks (1109) that the equidistance distributes.

5. The liquid nitrogen instant freezer of claim 4, characterized in that: and a sliding block (1107) is fixedly connected to the outer wall of the threaded block (1106), and the sliding block (1107) slides in a sliding groove formed in the side wall of the baffle plate (1102).

6. The liquid nitrogen instant freezer of claim 1, characterized in that: the liquid nitrogen quick-freezing assembly (12) comprises a liquid nitrogen conveyor (1201) arranged at the top of a machine shell (1), two connecting pipes (1202) are connected to two sides of the liquid nitrogen conveyor (1201), the two connecting pipes (1202) extend into the machine shell (1) and are connected with a flow dividing pipe (1203), a plurality of horizontal equally-spaced ejection pipes (1204) are connected to the bottom of the flow dividing pipe (1203), and a plurality of liquid nitrogen spray heads are arranged at the bottom of the ejection pipes (1204) equally.