CN215724472U - Automatic defrosting device of freezer - Google Patents

Abstract

The utility model discloses an automatic defrosting device of a refrigeration house, which comprises a refrigeration house body, wherein the top of the refrigeration house body is fixedly connected with a motor, the top of the refrigeration house body is provided with a hollow rod which is rotatably connected with the refrigeration house body in a penetrating manner, the bottom of the hollow rod is fixedly connected with a hollow rotating rod which is communicated with the hollow rod, the refrigeration house body is provided with two air inlet pipes which are fixedly connected with the refrigeration house body in a penetrating manner, the top of the refrigeration house body is fixedly connected with two heating boxes, heating mechanisms are respectively arranged between the two air inlet pipes and the heating boxes, the outer wall of the hollow rod is fixedly connected with a first bevel gear, the first bevel gear is meshed with two second bevel gears, the top of the refrigeration house body is fixedly connected with two empty boxes, and a moving mechanism is respectively arranged between the two second bevel gears and the empty boxes. The air is heated by the heating mechanism, so that the subsequent operation is facilitated; the hot air can be uniformly conveyed into the cold storage for defrosting through the moving mechanism, and the defrosting efficiency is high.

Description

Automatic defrosting device of freezer

Technical Field

The utility model relates to the technical field of refrigeration equipment, in particular to an automatic defrosting device of a refrigeration house.

Background

The freezer is widely used in present cold chain logistics as a device for preserving foods such as fresh foods at low temperature, and a thicker frost layer is inevitably formed around a freezer refrigeration coil pipe along with the extension of continuous service time, so that the refrigeration efficiency is seriously influenced, and the energy consumption is increased.

The existing defrosting of the refrigeration house is that the refrigeration house is naturally defrosted by opening a revolving door, and the standing time is long; the heating wires are used for heating the frost layer, but the area of the frost layer of the refrigerator is large, and the defrosting efficiency by the heating wires is low; therefore, the automatic defrosting device for the refrigeration house is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides the automatic defrosting device for the refrigeration house, which heats air through a heating mechanism and is convenient for subsequent operation; the hot air can be uniformly conveyed into the cold storage for defrosting through the moving mechanism, and the defrosting efficiency is high.

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

an automatic defrosting device of a refrigeration house comprises a refrigeration house body, wherein a rotating door is installed at the front end of the refrigeration house body, a motor is fixedly connected to the top of the refrigeration house body, a transmission rod is fixedly connected to the output end of the motor, a hollow rod is arranged at the top of the refrigeration house body in a penetrating manner and is rotatably connected with the refrigeration house body, a driving wheel is fixedly connected to the outer wall of the transmission rod, a driven wheel is fixedly connected to the outer wall of the hollow rod, a conveying belt is sleeved on the outer walls of the driving wheel and the driven wheel together, a hollow rotating rod is fixedly connected to the bottom of the hollow rod and is communicated with the hollow rod, two air inlet pipes are fixedly connected with the refrigeration house body in a penetrating manner, two heating boxes are fixedly connected to the top of the refrigeration house body, a heating mechanism is arranged between each of the two air inlet pipes and the heating boxes, and a first bevel gear is fixedly connected to the outer wall of the hollow rod, first bevel gear meshing has two second bevel gears, two empty casees of the top fixedly connected with of freezer body, two second bevel gear respectively with empty between the case be equipped with moving mechanism, two all run through on the empty case and be equipped with rather than fixed connection's fixed pipe, two all install the third check valve on the fixed pipe, two the common fixedly connected with three way connection of fixed pipe, three way connection's export fixed connection has rotary joint, rotary joint and well hollow rod fixed connection.

Preferably, heating mechanism is including installing a plurality of heater strips in the heating cabinet, the intake pipe runs through the heating cabinet and rather than fixed connection, the first check valve of fixedly connected with in the intake pipe, run through being equipped with rather than fixed connection's connecting pipe on the heating cabinet, the connecting pipe runs through empty case and rather than fixed connection.

Through adopting above-mentioned technical scheme, heat the air through heating mechanism, the follow-up operation of being convenient for.

Preferably, moving mechanism includes the dwang with second bevel gear fixed connection, the dwang runs through the empty case and rotates rather than being connected, the reciprocal lead screw of other end fixedly connected with of dwang, the outer wall cover of reciprocal lead screw is equipped with the movable plate, it is equipped with a plurality of through-holes, a plurality of to run through on the movable plate all install the second check valve in the through-hole, movable plate and empty case sliding connection.

By adopting the technical scheme, the hot air can be uniformly conveyed into the cold storage for defrosting through the moving mechanism, and the defrosting efficiency is high.

Preferably, the bottom of the hollow rotating rod and the opposite ends of the two air inlet pipes are provided with spray heads.

Preferably, two mounting brackets are fixedly connected to the motor, and the two mounting brackets are fixedly connected with the refrigeration house body together.

Preferably, the cross section of the moving plate is rectangular.

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

1. staff's starter motor, the output of motor drives transfer line, conveyer belt, cavity pole, cavity rotary rod and rotates, and it is even to make the heating through the rotation of cavity rotary rod, and defrosting is effectual.

2. The first bevel gear, the second bevel gear, the rotating rod and the reciprocating screw rod are driven to rotate through the rotation of the hollow rod, the moving plate reciprocates, hot air in the heating box is conveyed into the hollow box, and finally the hot air is discharged through the spray head on the hollow rotating rod through the fixed pipe, the three-way joint, the rotating joint, the hollow rod and the hollow rotating rod, so that the refrigeration house body is heated and defrosted.

In conclusion, the air is heated by the heating mechanism, so that the subsequent operation is facilitated; the hot air can be uniformly conveyed into the cold storage for defrosting through the moving mechanism, and the defrosting efficiency is high.

Drawings

FIG. 1 is a cross-sectional view of an automatic defrosting device for a refrigerator according to the present invention;

fig. 2 is a schematic diagram of a refrigerator of the automatic defrosting device for the refrigerator according to the present invention.

In the figure: the refrigerator comprises a refrigerator body 1, a motor 2, a transmission rod 3, a transmission belt 4, a hollow rod 5, a hollow rotating rod 6, an air inlet pipe 7, a heating box 8, a heating wire 9, a connecting pipe 10, an empty box 11, a moving plate 12, a through hole 13, a reciprocating screw rod 14, a rotating rod 15, a second bevel gear 16, a first bevel gear 17, a fixed pipe 18, a three-way joint 19 and a rotating joint 20.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-2, an automatic defrosting device for a refrigeration house comprises a refrigeration house body 1, a revolving door is installed at the front end of the refrigeration house body 1, a motor 2 is fixedly connected to the top of the refrigeration house body 1, two mounting frames are fixedly connected to the motor 2, the two mounting frames are fixedly connected to the refrigeration house body 1 together, a transmission rod 3 is fixedly connected to the output end of the motor 2, a hollow rod 5 rotatably connected to the top of the refrigeration house body 1 is arranged at the top of the refrigeration house body 1 in a penetrating manner, a driving wheel is fixedly connected to the outer wall of the transmission rod 3, a driven wheel is fixedly connected to the outer wall of the hollow rod 5, a conveyor belt 4 is sleeved on the outer walls of the driving wheel and the driven wheel together, a hollow rotating rod 6 communicated with the hollow rod 5 is fixedly connected to the hollow rod 5, two air inlet pipes 7 fixedly connected to the refrigeration house body 1 are arranged in a penetrating manner, and spray heads are installed at the bottom of the hollow rotating rod 6 and the opposite ends of the two inlet pipes 7, the cold air in the cold storage body 1 is sucked in through the upper spray nozzle of the air inlet pipe 7, heated and finally discharged through the upper spray nozzle of the hollow rotary rod 6.

Two heating cabinets 8 of top fixedly connected with of freezer body 1, two intake pipe 7 respectively with be equipped with heating mechanism between the heating cabinet 8, heating mechanism is including installing a plurality of heater strips 9 in heating cabinet 8, intake pipe 7 runs through heating cabinet 8 and rather than fixed connection, the first check valve of fixedly connected with on the intake pipe 7, first check valve can avoid 8 hot air in the heating cabinet to discharge freezer body 1 through intake pipe 7, run through being equipped with rather than fixed connection's connecting pipe 10 on the heating cabinet 8, connecting pipe 10 runs through empty case 11 and rather than fixed connection, carry the empty incasement 11 with hot air through heating mechanism.

The outer wall of the hollow rod 5 is fixedly connected with a first bevel gear 17, the first bevel gear 17 is engaged with two second bevel gears 16, the top of the refrigerator body 1 is fixedly connected with two empty boxes 11, a moving mechanism is arranged between each of the two second bevel gears 16 and the empty box 11, the moving mechanism comprises a rotating rod 15 fixedly connected with the second bevel gears 16, the rotating rod 15 penetrates through the empty box 11 and is rotatably connected with the empty box 11, the rotating rod 15 is rotatably sealed with the empty box 11, the other end of the rotating rod 15 is fixedly connected with a reciprocating screw rod 14, the outer wall of the reciprocating screw rod 14 is sleeved with a moving plate 12, the moving plate 12 is slidably sealed with the empty box 11, the moving plate 12 is provided with a plurality of through holes 13 in a penetrating manner, second one-way valves are respectively arranged in the plurality of through holes 13, the second one-way valves can convey gas on the right side in the empty box 11 to the left side of the moving plate 11, the moving plate 12 is slidably connected with the empty box 11, the cross section of the moving plate 12 is rectangular, all run through on two empty casees 11 and be equipped with rather than fixed connection's fixed pipe 18, all install the third check valve on two fixed pipes 18, two fixed pipe 18 common fixedly connected with three way connection 19, three way connection 19's export fixedly connected with rotary joint 20, rotary joint 20 and hollow pole 5 fixed connection can melt it in can evenly carrying freezer body 1 with hot-air through moving mechanism, and it is efficient to melt frost.

In the utility model, when defrosting is needed, a worker starts the motor 2, the output end of the motor 2 drives the transmission rod 3, the conveyor belt 4, the hollow rod 5 and the hollow rotating rod 6 to rotate, meanwhile, the hollow rod 5 rotates to drive the first bevel gear 17, the second bevel gear 16, the rotating rod 15 and the reciprocating screw rod 14 to rotate, so that the moving plate 12 reciprocates, when the moving plate 12 moves leftwards, the space on the right side of the moving plate 12 becomes large, the air pressure becomes low, air in the refrigerator body 1 enters the air inlet pipe 7, the heating box 8, the connecting pipe 10 and the empty box 11 through the nozzles on two sides, hot air in the heating box 8 is conveyed into the empty box 11, when the moving plate 12 moves rightwards, the hot air flows into the left side of the empty box 11 through the through hole 13, the hot air in the heating box 8 is continuously conveyed into the empty box 11 through the multiple left-right movements of the moving plate 12, and the hot air in the heating box 8 is finally conveyed into the empty box 11 through the fixed pipe 18, Three way connection 19, rotary joint 20, cavity pole 5, cavity rotary rod 6 pass through the shower nozzle discharge on the cavity rotary rod 6 with hot-air, heat freezer body 1, and it is even to make the heating through the rotation of cavity rotary rod 6, and it is effectual to melt the frost.

Claims (6)

1. The utility model provides an automatic defrosting device of freezer, includes freezer body (1), its characterized in that, the revolving door is installed to the front end of freezer body (1), the top fixedly connected with motor (2) of freezer body (1), the output fixedly connected with transfer line (3) of motor (2), the top of freezer body (1) is run through and is equipped with rather than the rotation hollow pole (5) of being connected, the outer wall fixedly connected with action wheel of transfer line (3), the outer wall fixedly connected with from the driving wheel of hollow pole (5), the outer wall of action wheel and follow driving wheel overlaps jointly and is equipped with conveyer belt (4), the bottom fixedly connected with of hollow pole (5) is rather than the cavity rotary rod (6) that is linked together, run through on freezer body (1) and be equipped with rather than two intake pipe (7) of fixed connection, the top fixedly connected with two heating cabinet (8) of freezer body (1), two intake pipe (7) respectively with heating cabinet (8) between be equipped with heating mechanism, the outer wall fixedly connected with first bevel gear (17) of cavity pole (5), first bevel gear (17) meshing has two second bevel gear (16), two empty casees (11) of top fixedly connected with of freezer body (1), two second bevel gear (16) respectively with empty case (11) between be equipped with moving mechanism, two all run through on empty case (11) and be equipped with rather than fixed connection's fixed pipe (18), two all install the third check valve on fixed pipe (18), two fixed pipe (18) common fixedly connected with three way connection (19), the export fixed connection of three way connection (19) has rotary joint (20), rotary joint (20) and cavity pole (5) fixed connection.

2. The automatic defrosting device of a freezer according to claim 1, characterized in that, the heating mechanism includes a plurality of heater strips (9) installed in the heating cabinet (8), intake pipe (7) run through the heating cabinet (8) and rather than fixed connection, fixedly connected with first check valve on the intake pipe (7), run through being equipped with rather than fixed connection's connecting pipe (10) on the heating cabinet (8), connecting pipe (10) run through empty case (11) and rather than fixed connection.

3. The automatic defrosting device of freezer according to claim 1, characterized in that, moving mechanism includes dwang (15) with second bevel gear (16) fixed connection, dwang (15) run through empty case (11) and rotate rather than being connected, the reciprocal lead screw (14) of the other end fixedly connected with of dwang (15), the outer wall cover of reciprocal lead screw (14) is equipped with movable plate (12), it is equipped with a plurality of through-holes (13) to run through on movable plate (12), and is a plurality of all install the second check valve in through-hole (13), movable plate (12) and empty case (11) sliding connection.

4. The automatic defrosting device of a freezer according to claim 1 characterized in that the bottom of the hollow rotating rod (6) and the opposite ends of the two air inlet pipes (7) are provided with spray heads.

5. The automatic defrosting device of a freezer according to claim 1, characterized in that two mounting brackets are fixedly connected to the motor (2), and the two mounting brackets are fixedly connected to the freezer body (1) together.

6. The automatic defrosting device of a freezer according to claim 3, characterized in that the cross section of the moving plate (12) is rectangular.

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