Cabinet type steam sterilizer waste heat recovery device

Abstract

The utility model discloses a cabinet type steam sterilizer waste heat recovery device, which relates to the technical field of steam sterilizer waste heat recovery and comprises a cabinet type steam sterilizer body, a pressure relief valve is fixedly mounted on one side of the cabinet type steam sterilizer body, a first conveying pipe is fixedly mounted on one side of the pressure relief valve, and a second conveying pipe is fixedly mounted on the other side of the first conveying pipe. According to the waste heat recovery device of the cabinet type steam sterilizer, one gear is driven by the motor to rotate, and then the other gear is driven by the connecting shaft to rotate, so that the two racks are driven to move in a meshed mode, and therefore the top plate and the baffle at the bottom of the top plate are driven to move along with the top plate; the condensation box body is opened, and the placing frame and the non-woven fabric filter layer and the activated carbon adsorption layer on the top of the placing frame can slide out of the space between the two groups of supporting plates for replacement, so that the filtering effect on passing condensed water is ensured, the operation is simple and convenient, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste heat recovery of steam sterilizers, in particular to a waste heat recovery device for a cabinet-type steam sterilizer. Background Art

[0002] A steam sterilizer is a device that uses high-temperature steam to kill microorganisms and bacteria. It is widely used in medicine, laboratories, and industry. It typically works by heating water to generate steam, which sterilizes items at a certain pressure and temperature.

[0003] The current publication number is CN214415284U, which is a waste heat recovery device for a high-temperature sterilizer, including a sterilizer body; a first sealing plate is fixedly installed on the outer side of the top of the sterilizer body, and a sealing cover is movably connected to the top of the sterilizer body, an insulation groove is horizontally opened inside the sealing cover, and a pressure relief pipe is passed through the middle of the right side of the upper surface of the sealing cover.

[0004] Although the above scheme has many benefits, it also has the following defects: when recycling waste heat from water vapor, because water vapor is a gas-liquid mixture after high-temperature sterilization of the items placed therein, it will contain certain impurities, resulting in the condensed water in the condensation box cannot be used directly. Personnel need to perform additional filtration before use, which is more troublesome to operate and the effect of use is not very good. Summary of the Invention

[0005] The purpose of the utility model is to provide a cabinet-type steam sterilizer waste heat recovery device to solve the problem in the prior art that water vapor is a gas-liquid mixture after high-temperature sterilization of the items placed therein, which contains certain impurities, resulting in the condensed water in the condensation box being unable to be used directly and requiring personnel to perform additional filtration before use, which is cumbersome to operate and has a poor effect in use.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solution: a waste heat recovery device for a cabinet-type steam sterilizer, comprising a cabinet-type steam sterilizer body, a pressure relief valve fixedly mounted on one side of the cabinet-type steam sterilizer body, a first delivery pipe fixedly mounted on one side of the pressure relief valve, two support seats fixedly mounted on the top of the cabinet-type steam sterilizer body, one end of the first delivery pipe passing through one of the support seats and fixedly connected to a steam box, the steam box fixedly mounted on the top of the cabinet-type steam sterilizer body, a second delivery pipe fixedly mounted on the other side of the steam box, one end of the second delivery pipe passing through the other support seat and fixedly mounted on a condensation box, an opening and closing structure provided on the outside of the condensation box, the opening and closing structure comprising four support plates and two gears, the four support plates respectively fixedly mounted on both sides of the interior of the condensation box, the four support plates forming a group of two, a placement frame slidably mounted between the two groups of support plates, a non-woven fabric filter layer and an activated carbon adsorption layer fixedly mounted on the top of the placement frame, the placement frame being hollow in design, and an air outlet being opened on one side of the condensation box.

[0007] Preferably, the two gears are rotatably mounted on both sides of the condensing box, and a connecting shaft is rotatably mounted on the inner side of the condensing box. Both ends of the connecting shaft pass through both sides of the condensing box and are fixedly connected to the two gears respectively.

[0008] Preferably, the outer sides of the two gears are meshed with racks, a top plate is fixedly installed between the two racks, a baffle is fixedly installed at the bottom of the top plate, limiting plates are fixedly installed on both sides of the baffle, and a sealing plug is fixedly installed at the bottom of the baffle.

[0009] Preferably, two slide grooves are provided on the top of the condensing box body, and the two limit plates are respectively arranged inside the two slide grooves and in sliding contact with the condensing box body. The provided slide grooves and limit plates can cooperate to effectively limit the moving position of the baffle, ensuring that the condensing box body is effectively closed while also limiting the position of the two racks to prevent the racks from moving and disengaging from the gear.

[0010] Preferably, a sealing slot is formed on one side of the condensing box body at a position between the two slide grooves, and the sealing insert plate and the sealing slot are matched in size.

[0011] Preferably, an L-shaped plate is fixedly mounted on one side of the condensing box, a motor is fixedly mounted on one side of the L-shaped plate, and an output end of the motor passes through the L-shaped plate and is fixedly connected to one of the gears.

[0012] Preferably, a water tank is fixedly installed on the top of the two support seats, a condenser is fixedly installed on the top of the condensing box body, the condensing box body is fixedly installed on the top of the water tank and connected to the water tank, a heat conduction plate is fixedly installed between the steam box body and the water tank, and a water outlet pipe with a valve is fixedly installed on one side of the water tank.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] In this application, a motor drives one of the gears to rotate, and then drives the other gear to rotate through a connecting shaft to drive the two racks to engage and move, thereby driving the top plate and the baffle at its bottom to move accordingly, so as to open the condensation box. The placement frame and the non-woven fabric filter layer and activated carbon adsorption layer on its top can be slid out from between the two sets of support plates for replacement, thereby ensuring the filtering effect of the passing condensed water. The operation is simple and convenient, and the practicality of the device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of the waste heat recovery device of the cabinet-type steam sterilizer of the utility model;

[0016] Figure 2 This is a schematic structural diagram of the waste heat recovery portion of the waste heat recovery device for a cabinet-type steam sterilizer of the present invention;

[0017] Figure 3 This is a demonstration diagram of the condensing box of the waste heat recovery device of the cabinet-type steam sterilizer of the utility model in the open state;

[0018] Figure 4 This is a schematic diagram of the opening and closing structure of the waste heat recovery device of the cabinet-type steam sterilizer of the present invention.

[0019] Numbers in the figure: 1. Cabinet-type steam sterilizer body; 2. Pressure relief valve; 3. First delivery pipe; 4. Steam box; 5. Heat conduction plate; 6. Support seat; 7. Water storage tank; 8. Condensation box; 9. Condensing machine; 10. Second delivery pipe; 11. Water outlet pipe with valve; 12. Support plate; 13. Non-woven fabric filter layer; 14. Activated carbon adsorption layer; 15. Placement frame; 16. Gear; 17. Connecting shaft; 18. Rack; 19. Top plate; 20. Baffle; 21. Limit plate; 22. Sealing plug plate; 23. L-shaped plate; 24. Motor. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] Example: Figure 1 - Figure 4 As shown, the utility model provides a technical solution of a waste heat recovery device for a cabinet-type steam sterilizer, comprising a cabinet-type steam sterilizer body 1, a pressure relief valve 2 fixedly installed on one side of the cabinet-type steam sterilizer body 1, a first delivery pipe 3 fixedly installed on one side of the pressure relief valve 2, two support seats 6 fixedly installed on the top of the cabinet-type steam sterilizer body 1, one end of the first delivery pipe 3 passes through one of the support seats 6 and is fixedly connected to a steam box 4, the steam box 4 is fixedly installed on the top of the cabinet-type steam sterilizer body 1, a second delivery pipe 10 is fixedly installed on the other side of the steam box 4, one end of the second delivery pipe 10 passes through another support seat 6 and is fixedly installed with a condensation box 8, an opening and closing structure is provided on the outside of the condensation box 8, the opening and closing structure includes four support plates 12 and two gears 16, the four support plates 12 are respectively fixedly installed on both sides of the interior of the condensation box 8, the four support plates 12 are grouped in pairs, a placement frame 15 is slidably installed between the two groups of support plates 12, and a non-woven fabric filter layer 13 and an activated carbon adsorption layer 14 are fixedly installed on the top of the placement frame 15.

[0022] The two gears 16 are rotatably mounted on both sides of the condensing box 8 . A connecting shaft 17 is rotatably mounted on the inner side of the condensing box 8 . Both ends of the connecting shaft 17 pass through both sides of the condensing box 8 and are fixedly connected to the two gears 16 .

[0023] The outer sides of the two gears 16 are meshed with racks 18, a top plate 19 is fixedly installed between the two racks 18, a baffle 20 is fixedly installed at the bottom of the top plate 19, limiting plates 21 are fixedly installed on both sides of the baffle 20, and a sealing insert 22 is fixedly installed at the bottom of the baffle 20.

[0024] Two chutes are provided on the top of the condensing box 8 , and two limiting plates 21 are respectively arranged inside the two chutes and in sliding contact with the condensing box 8 .

[0025] A sealing slot is formed on one side of the condensing box 8 at a position between the two slide grooves, and the size of the sealing insert plate 22 is adapted to the sealing slot.

[0026] An L-shaped plate 23 is fixedly mounted on one side of the condensing box 8 , and a motor 24 is fixedly mounted on one side of the L-shaped plate 23 . The output end of the motor 24 passes through the L-shaped plate 23 and is fixedly connected to one of the gears 16 .

[0027] A water tank 7 is fixedly installed on the top of the two support seats 6, a condenser 9 is fixedly installed on the top of the condensing box body 8, the condensing box body 8 is fixedly installed on the top of the water tank 7 and is connected to the water tank 7, a heat conducting plate 5 is fixedly installed between the steam box body 4 and the water tank 7, and a water outlet pipe 11 with a valve is fixedly installed on one side of the water tank 7.

[0028] It should be noted that the present invention is a waste heat recovery device for a cabinet-type steam sterilizer. When in use, the water vapor inside the cabinet-type steam sterilizer body 1 is discharged through the pressure relief valve 2, and then transported to the inside of the steam box body 4 through the first delivery pipe 3. Then, the heat conduction plate 5 on one side of the steam box body 4 will transfer the heat of the water vapor inside the steam box body 4 to the inside of the water storage tank 7, so as to heat the water inside the water storage tank 7 at a constant temperature. Then, the water vapor inside the steam box body 4 can be transported to the inside of the condensation box 8 through the second delivery pipe 10, and then the condenser 9 is started. The condenser 9 adopts the existing technology and will not be described in detail. The water vapor is condensed into condensed water by the condenser 9. The condensed water will pass through the non-woven fabric filter layer 13 and the activated carbon adsorption layer 14 on the top of the placement frame 15 and then fall into the inside of the water storage tank 7 for unified collection. When in use, just open the water outlet pipe 11 with a valve, and effectively recycle the water vapor generated when the negative pressure of the cabinet-type steam sterilizer body 1 is too high.

[0029] When the device has been used for a period of time and the non-woven filter layer 13 and the activated carbon adsorption layer 14 on the top of the placement frame 15 need to be replaced, start the motor 24. The model of the motor 24 is not described in detail, and the adaptation equipment shall prevail. The motor 24 will drive one of the gears 16 to rotate, and then drive the other gear 16 to rotate through the connecting shaft 17 to drive the two racks 18 to engage and move, thereby driving the top plate 19 and the baffle 20 at the bottom thereof to move accordingly, to open the condensation box 8, and the placement frame 15 and the non-woven filter layer 13 and the activated carbon adsorption layer 14 on the top thereof can be slid out from between the two sets of support plates 12 for replacement, thereby ensuring the filtering effect of the passing condensed water. The operation is simple and convenient, which improves the practicality of the device.

[0030] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. Cabinet type steam sterilizer waste heat recovery device, characterized by: The invention comprises a cabinet-type steam sterilizer body (1), a pressure relief valve (2) is fixedly installed on one side of the cabinet-type steam sterilizer body (1), a first delivery pipe (3) is fixedly installed on one side of the pressure relief valve (2), two support seats (6) are fixedly installed on the top of the cabinet-type steam sterilizer body (1), one end of the first delivery pipe (3) passes through one of the support seats (6) and is fixedly connected to a steam box (4), the steam box (4) is fixedly installed on the top of the cabinet-type steam sterilizer body (1), and a second delivery pipe (10) is fixedly installed on the other side of the steam box (4). One end of the second delivery pipe (10) passes through another support base (6) and is fixedly installed with a condensation box (8). The outer side of the condensation box (8) is provided with an opening and closing structure, and the opening and closing structure includes four support plates (12) and two gears (16). The four support plates (12) are respectively fixedly installed on both sides of the interior of the condensation box (8). The four support plates (12) are grouped in pairs. A placement frame (15) is slidably installed between the two groups of support plates (12). A non-woven fabric filter layer (13) and an activated carbon adsorption layer (14) are fixedly installed on the top of the placement frame (15).

2. The waste heat recovery device for a cabinet-type steam sterilizer according to claim 1, characterized in that: The two gears (16) are rotatably mounted on both sides of the condensing box (8), and a connecting shaft (17) is rotatably mounted on the inner side of the condensing box (8). Both ends of the connecting shaft (17) pass through both sides of the condensing box (8) and are fixedly connected to the two gears (16).

3. The waste heat recovery device for a cabinet-type steam sterilizer according to claim 2, characterized in that: The outer sides of the two gears (16) are meshedly connected with racks (18), a top plate (19) is fixedly installed between the two racks (18), a baffle (20) is fixedly installed at the bottom of the top plate (19), limiting plates (21) are fixedly installed on both sides of the baffle (20), and a sealing insert (22) is fixedly installed at the bottom of the baffle (20).

4. The waste heat recovery device for a cabinet-type steam sterilizer according to claim 3, characterized in that: Two slide grooves are provided on the top of the condensation box (8), and the two limit plates (21) are respectively arranged inside the two slide grooves and in sliding contact with the condensation box (8).

5. The waste heat recovery device for a cabinet-type steam sterilizer according to claim 3, characterized in that: A sealing slot is formed on one side of the condensing box (8) at a position between the two slide grooves, and the size of the sealing insert plate (22) is adapted to the sealing slot.

6. The waste heat recovery device for a cabinet-type steam sterilizer according to claim 2, characterized in that: An L-shaped plate (23) is fixedly mounted on one side of the condensing box (8), and a motor (24) is fixedly mounted on one side of the L-shaped plate (23). The output end of the motor (24) passes through the L-shaped plate (23) and is fixedly connected to one of the gears (16).

7. The waste heat recovery device for a cabinet-type steam sterilizer according to claim 1, characterized in that: A water storage tank (7) is fixedly mounted on the top of the two support seats (6), a condenser (9) is fixedly mounted on the top of the condensation box (8), the condensation box (8) is fixedly mounted on the top of the water storage tank (7) and is connected to the water storage tank (7), a heat conduction plate (5) is fixedly mounted between the steam box (4) and the water storage tank (7), and a water outlet pipe (11) with a valve is fixedly mounted on one side of the water storage tank (7).

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