CN214260055U

CN214260055U - Steam sterilizer

Info

Publication number: CN214260055U
Application number: CN202023100139.3U
Authority: CN
Inventors: 郭志强; 陈月平; 陈能魁; 陈宗炳; 陈能芳; 牛永刚
Original assignee: Beijing Lao Caichen Food Co ltd
Current assignee: Beijing Lao Caichen Food Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-24
Anticipated expiration: 2030-12-21

Abstract

The application relates to the field of steam sterilization, in particular to a steam sterilizer which has the technical scheme that the steam sterilizer comprises a barrel body, wherein a carrying plate and a supporting plate are arranged inside the barrel body, and the supporting plate is fixed inside the barrel body; a screw rod penetrates through the object carrying plate, the screw rod is in threaded connection with the object carrying plate, the lower end of the screw rod is rotatably connected with the supporting plate, and the upper end of the screw rod extends towards the outside of the barrel body; a plurality of polished rods are arranged through the object carrying plate, the polished rods are in sliding connection with the object carrying plate, and the lower ends of the polished rods are fixedly connected with the supporting plate; the purpose of keeping people away from the interior of the barrel body as far as possible in the process of taking out the appliance is achieved, and the possibility of scalding in the process of taking out the appliance by people is further reduced.

Description

Steam sterilizer

Technical Field

The application relates to the field of steam sterilization, in particular to a steam sterilizer.

Background

Many instruments are needed in the process of producing and processing the fermented bean curd, in order to ensure the sanitary condition in the process of processing the fermented bean curd, the production instruments need to be sterilized and disinfected regularly, and the common equipment is a steam sterilizer.

The steam sterilizer in the related art comprises a barrel body, a barrel cover capable of sealing the barrel body, a pressure gauge, an exhaust valve, a safety valve and an electric heating wire; when in use, a proper amount of water is added into the barrel body, and the barrel cover is covered to seal the barrel body; the electric heating wire heats water inside the barrel body, elegant water vapor is generated inside the barrel body, power supply of the electric heating wire is stopped after the electric heating wire is kept for a period of time, the exhaust valve is opened slowly to exhaust steam inside the barrel body, and after the inside of the barrel body is cooled, the internal articles are taken out.

In view of the above-mentioned related art solutions, the inventors found that: after the utensil is sterilized and disinfected by high-pressure steam, the utensil needs to be taken out after the interior of the barrel body is cooled, if people take out the utensil carelessly when the interior of the barrel body is not cooled, scalding accidents can be caused in the process that people are close to the barrel body.

SUMMERY OF THE UTILITY MODEL

In order to make people keep away from the staving as far as possible in the process of taking out the utensil, and then reduce the possibility that people take out the in-process of utensil and are scalded, this application provides a steam sterilizer.

The application provides a steam sterilizer adopts following technical scheme:

a steam sterilizer comprises a barrel body, wherein a carrying plate and a supporting plate are arranged inside the barrel body, and the supporting plate is fixed inside the barrel body; a screw rod penetrates through the object carrying plate, the screw rod is in threaded connection with the object carrying plate, the lower end of the screw rod is rotatably connected with the supporting plate, and the upper end of the screw rod extends towards the outside of the barrel body; run through and carry the thing board and be provided with a plurality of polished rods, polished rod and year thing board sliding connection, the lower extreme and the backup pad fixed connection of polished rod.

Through adopting above-mentioned technical scheme, after carrying the utensil on the thing board through high-pressure steam sterilization, rotate the lead screw so that the lead screw is carrying the rotation of thing inboard portion, carry the thing board under the effect of lead screw along polished rod rebound until removing to the staving top, carry the utensil on the thing board to expose in the staving outside, this moment people will carry the utensil on the thing board take off can, inside whole process does not need people too to be close the staving, and then reduce the in-process that people took out the utensil and is scalded possibility.

Preferably, the port of the barrel body is provided with a cover plate, the screw rod penetrates through the cover plate and is in threaded connection with the cover plate, and the polished rod penetrates through the cover plate and is in sliding connection with the cover plate.

By adopting the technical scheme, the cover plate provides a sealed environment for the interior of the barrel body; when the lead screw drives the object carrying plate to move out of the barrel body, the lead screw drives the cover plate to move upwards along the extending direction of the polish rod, so that the cover plate is taken down when the object carrying plate is taken out, and then the cover plate is opened and the object carrying plate is taken out simultaneously, so that the equipment is more convenient to use.

Preferably, a heating pipe is arranged below the supporting plate and connected with a power supply device.

Through adopting above-mentioned technical scheme, add the staving with water inside and change the apron into behind the staving port, power supply unit is the heating pipe power supply, and the heating pipe heats water, and water and then produces a large amount of steam.

Preferably, a plurality of steam through holes are formed in the supporting plate and the carrying plate.

By adopting the technical scheme, on one hand, the steam through hole is convenient for adding water to the bottom of the barrel body, namely below the supporting plate; on the other hand, steam generated by water below the supporting plate can reach the upper part of the object carrying plate through the steam through holes, and then the steam can contact appliances on the object carrying plate.

Preferably, an automatic exhaust pipe communicated with the interior of the barrel body is arranged on the side wall of the barrel body, and an electromagnetic exhaust valve is arranged on the automatic exhaust pipe; the inside steam pressure sensor that is provided with of staving, steam pressure sensor coupling have PLC, and PLC is inside to be set for and to predetermine steam pressure value and PLC and electromagnetism discharge valve coupling.

By adopting the technical scheme, the automatic adjustment of the steam pressure in the barrel body is realized; when the steam pressure in the barrel body is too high, the PLC controls the electromagnetic exhaust valve to be opened, so that the steam in the barrel body is released partially, and the steam pressure in the barrel body falls back to a preset steam pressure value; when the internal pressure of the barrel body falls back to a value below the preset steam pressure value, the PLC controls the electromagnetic exhaust valve to be closed, and steam is continuously accumulated in the barrel body so that the steam pressure in the barrel body rises back to the preset steam pressure value.

Preferably, a manual exhaust pipe communicated with the interior of the barrel body is arranged on the side wall of the barrel body, and a manual exhaust valve is arranged on the manual exhaust pipe.

Through adopting above-mentioned technical scheme, after the utensil disinfection and sterilization on carrying the thing board is accomplished, open manual blast pipe to make the inside steam of staving discharge through manual blast pipe.

Preferably, the staving is inside to be provided with temperature sensor, and temperature sensor is coupled with PLC, and PLC is inside to be set for to have to predetermine the steam temperature value and PLC and the power supply unit coupling of heating pipe.

By adopting the technical scheme, the automatic regulation of the steam temperature in the barrel body is realized; when the temperature in the barrel body is too low, the power supply device of the heating pipe is controlled by the PLC to increase the power so that the heating pipe generates more heat, more water is evaporated into steam in unit time, the pressure in the barrel body is further increased, the temperature of the steam is increased along with the increase of the pressure in the barrel body, and the temperature in the barrel body is increased back to a preset steam temperature value.

Preferably, the side wall of the barrel body is provided with an exhaust pipe communicated with the inside of the barrel body, and the exhaust pipe is connected with an exhaust pump.

By adopting the technical scheme, after the utensil is placed in the barrel body, the heating pipe is started to enable the interior of the barrel body to generate steam, the air pump is started after a period of time to enable the steam and air in the barrel body to be exhausted, then the air pump is closed, the interior of the barrel body continuously generates steam, the temperature and the pressure in the barrel body are increased along with the steam, and the utensil is sterilized; because the expansion pressure of the air is greater than that of the steam, when the steam contains the air, the temperature of the steam containing the air is lower than that of the saturated steam under the same pressure, and the air in the barrel body is exhausted from the barrel body as far as possible, so that the influence of the air on the temperature of the steam is reduced.

Preferably, the outer diameter of the cover plate is smaller than the inner diameter of the barrel body, a sealing ring is arranged on the outer diameter of the cover plate, and the outer diameter of the sealing ring is equal to the inner diameter of the barrel body.

Through adopting above-mentioned technical scheme, the leakproofness that the sealing washer can improve the staving and then reduce steam and spill from the staving.

In summary, the present application has the following technical effects:

1. the carrying plate is arranged, the lead screw capable of driving the carrying plate to move up and down is arranged on the carrying plate, the carrying plate moves to the position above the barrel body under the action of the lead screw, appliances on the carrying plate are exposed outside the barrel body, at the moment, people take off the appliances on the carrying plate, the whole process does not need to be too close to the inside of the barrel body, and the possibility of scalding in the process of taking out the appliances by people is further reduced;

2. the electromagnetic exhaust valve and the steam pressure sensor are arranged, so that the automatic adjustment of the steam pressure in the barrel body is realized; when the steam pressure in the barrel body is too high, the PLC controls the electromagnetic exhaust valve to be opened, so that the steam in the barrel body is released partially, and the steam pressure in the barrel body falls back to a preset steam pressure value; when the pressure in the barrel body falls below the preset steam pressure value, the PLC controls the electromagnetic exhaust valve to be closed, and steam is continuously accumulated in the barrel body so that the steam pressure in the barrel body rises to the preset steam pressure value;

3. by arranging the air extraction pipe and the air extraction pump, the expansion pressure of the air is greater than that of the steam, so when the steam contains the air, the temperature of the steam containing the air is lower than that of the saturated steam under the same pressure, and the air in the barrel body is exhausted from the barrel body as far as possible, so that the influence of the air on the temperature of the steam is reduced.

Drawings

FIG. 1 is an external structural view of a steam sterilizer in the embodiment of the present application;

fig. 2 is an internal structural view of a steam sterilizer in the embodiment of the present application.

In the figure, 1, a barrel body; 2. a loading plate; 3. a lifting assembly; 31. a support plate; 32. a screw rod; 33. a polish rod; 34. a hand wheel; 4. a cover plate; 41. a seal ring; 5. a steam vent; 6. heating a tube; 7. a temperature sensor; 8. a steam pressure sensor; 9. automatic exhaust pipe; 10. an electromagnetic exhaust valve; 11. a manual exhaust pipe; 12. a manual exhaust valve; 13. an air exhaust pipe; 14. an air pump.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1 and 2, the present application provides a steam sterilizer, which comprises a barrel body 1, wherein a horizontal carrying plate 2 for placing a sterilizer to be sterilized is arranged inside the barrel body 1, and the carrying plate 2 is matched with the inner wall of the barrel body 1; the barrel body 1 is provided with a cover plate 4 for sealing the barrel body 1; the carrying plate 2 is provided with a lifting component 3 which can drive the carrying plate 2 and the cover plate 4 to move up and down; the lifting assembly 3 can also drive the cover plate 4 to move up and down; when the appliances need to be disinfected and sterilized, the appliances are placed on the carrying plate 2, the lifting assembly 3 is started so that the lifting assembly 3 drives the cover plate 4 and the carrying plate 2 to move downwards at the same time until the carrying plate 2 moves into the barrel body 1 and the cover plate 4 moves to the top of the barrel body 1, and the barrel body 1 is sealed; after utensil disinfection and isolation accomplished, lifting subassembly 3 drives and carries thing board 2 and apron 4 upward movement, until carrying thing board 2 and apron 4 and all moving to 1 top of staving, the utensil that the disinfection on carrying thing board 2 was accomplished exposes in 1 outside of staving, this moment people will carry the utensil on the thing board 2 to take off can, whole process does not need people too near 1 inside of staving, and then reduces the in-process that people took out the utensil and is scalded the possibility.

Referring to fig. 1 and 2, the lifting assembly 3 includes a support plate 31 horizontally disposed inside the tub 1, the support plate 31 is disposed below the loading plate 2, and a circumferential wall of the support plate 31 is fixedly connected to an inner wall of the tub 1; a screw rod 32 with a vertical axis is fixed on the upper surface of the supporting plate 31, the screw rod 32 simultaneously penetrates through the object carrying plate 2 and the cover plate 4 and extends towards the upper part of the barrel body 1, the screw rod 32 is in threaded connection with the object carrying plate 2 and the cover plate 4, and the lower end of the screw rod 32 is rotatably connected with the supporting plate 31; the upper surface of the supporting plate 31 is also provided with two polish rods 33 with vertical axes, the polish rods 33 simultaneously penetrate through the object carrying plate 2 and the cover plate 4 and extend towards the upper part of the barrel body 1, the polish rods 33 are in sliding connection with the object carrying plate 2 and the cover plate 4, and the lower ends of the polish rods 33 are fixedly connected with the supporting plate 31; the screw rod 32 and the two polish rods 33 are both arranged close to the edge of the support plate 31 and are uniformly distributed along the circumferential direction of the support plate 31; a hand wheel 34 is fixed at the upper end of the screw rod 32; when the object carrying plate 2 needs to be moved into the barrel body 1, the hand wheel 34 is rotated, the hand wheel 34 drives the screw rod 32 to rotate around the axis of the screw rod 32 in a fixed-axis manner, and the object carrying plate 2 and the cover plate 4 are driven to move downwards in the rotating process of the screw rod 32 until the object carrying plate 2 enters the barrel body 1; after the steam sterilization is finished on the appliance, the hand wheel 34 is rotated reversely, so that the screw rod 32 rotates reversely, and the screw rod 32 drives the object carrying plate 2 and the cover plate 4 to move upwards until the object carrying plate 2 moves to the upper part of the barrel body 1.

Referring to fig. 1 and 2, a heating pipe 6 coiled in a snake shape is fixed at the bottom of a barrel body 1, the heating pipe 6 is arranged below a supporting plate 31, and the heating pipe 6 is connected with a power supply device for supplying power to the heating pipe 6; a plurality of steam through holes 5 are formed in the supporting plate 31 and the carrying plate 2; move to 1 port of staving and with the inside sealed back of staving 1 when apron 4, to the power supply of heating pipe 6 and then make heating pipe 6 produce the heat, heating pipe 6 heats the water of 1 inside of staving, produces a large amount of steam after the water intensifies, and steam enters into through steam hole 5 and carries 2 tops of thing board, and steam and then carries the utensil on the thing board 2 to disinfect.

Referring to fig. 1 and 2, an automatic exhaust pipe 9 communicated with the interior of the barrel body 1 is arranged on the outer wall of the barrel body 1, and an electromagnetic exhaust valve 10 is arranged on the automatic exhaust pipe 9; a steam pressure sensor 8 is arranged in the barrel body 1, the steam pressure sensor 8 is coupled with a PLC, a preset steam pressure value is set in the PLC, and the PLC is coupled with an electromagnetic exhaust valve 10; when the steam pressure in the barrel body 1 is too high, the PLC controls the electromagnetic exhaust valve 10 to be opened, so that the steam in the barrel body 1 is exhausted from the interior of the barrel body 1 through the automatic exhaust pipe 9, and the steam pressure in the barrel body 1 falls back to a preset steam pressure value; when the steam pressure in the barrel body 1 is reduced to a value lower than a preset steam pressure value, the PLC controls the electromagnetic exhaust valve 10 to be closed, and steam is continuously generated in the barrel body 1 under the action of the heating pipe 6, so that the steam is accumulated in the barrel body 1, and the steam pressure in the barrel body 1 is further increased back to the preset steam pressure value.

Referring to fig. 1 and 2, a manual exhaust pipe 11 communicated with the interior of the barrel body 1 is arranged on the outer wall of the barrel body 1, and a manual exhaust valve 12 is arranged on the manual exhaust pipe 11; after the sterilization of the instruments on the object carrying plate 2 is completed, the manual exhaust pipe 11 is opened, so that the steam inside the barrel body 1 is exhausted through the manual exhaust pipe 11.

Referring to fig. 1 and 2, a temperature sensor 7 is disposed inside the tub 1, the temperature sensor 7 being coupled with a PLC coupled with a power supply of the heating pipe 6; when the temperature in the barrel body 1 is too low, the power supply device of the heating pipe 6 is controlled by the PLC to increase the power, the heat generated in the heating pipe 6 in unit time is increased, more water is evaporated into steam in unit time, the pressure in the barrel body 1 is increased, the temperature of the steam is increased, and the temperature in the barrel body 1 is increased to a preset steam temperature value.

Referring to fig. 1 and 2, an air exhaust pipe 13 communicated with the interior of the barrel body 1 is arranged on the outer wall of the barrel body 1, and an air exhaust pump 14 is arranged on the air exhaust pipe 13; after the cover plate 4 seals the interior of the barrel body 1, the heating pipe 6 is opened to heat water and generate steam in the barrel body 1, the air pump 14 is started after a period of time to discharge the steam and air in the barrel body 1, then the air pump is closed, the barrel body 1 is isolated from the outside air, and as the steam is continuously generated in the barrel body 1, the temperature and the pressure in the barrel body 1 are increased along with the steam, and the apparatus is sterilized; since the expansion pressure of the air is greater than that of the steam, when the steam contains the air, the temperature of the steam containing the air is lower than that of the saturated steam at the same pressure, and the air in the tub 1 is discharged from the tub 1 as much as possible to reduce the influence of the air on the temperature of the steam.

Referring to fig. 1 and 2, the diameter of the cover plate 4 is smaller than the inner diameter of the barrel body 1, a sealing ring 41 is fixed on the circumferential surface of the cover plate 4, and the outer diameter of the sealing ring 41 is equal to the inner diameter of the barrel body 1 and is matched with the inner wall of the barrel body 1; the sealing ring 41 can improve the sealability of the tub 1 and reduce the escape of steam from the tub 1.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims

1. A steam sterilizer, characterized in that: the device comprises a barrel body (1), wherein a loading plate (2) and a supporting plate (31) are arranged inside the barrel body (1), and the supporting plate (31) is fixed inside the barrel body (1); a screw rod (32) is arranged through the object carrying plate (2), the screw rod (32) is in threaded connection with the object carrying plate (2), the lower end of the screw rod (32) is rotatably connected with the support plate (31), and the upper end of the screw rod (32) extends towards the outside of the barrel body (1); a plurality of polished rods (33) are arranged to penetrate through the object carrying plate (2), the polished rods (33) are in sliding connection with the object carrying plate (2), and the lower ends of the polished rods (33) are fixedly connected with the supporting plate (31).

2. A steam sterilizer as claimed in claim 1, wherein: the port of the barrel body (1) is provided with a cover plate (4), the screw rod (32) penetrates through the cover plate (4) and is in threaded connection with the cover plate (4), and the polished rod (33) penetrates through the cover plate (4) and is in sliding connection with the cover plate (4).

3. A steam steriliser as claimed in claim 2, wherein: a heating pipe (6) is arranged below the supporting plate (31), and the heating pipe (6) is connected with a power supply device.

4. A steam sterilizer as claimed in claim 1, wherein: a plurality of steam through holes (5) are arranged on the supporting plate (31) and the carrying plate (2).

5. A steam steriliser as claimed in claim 4, wherein: an automatic exhaust pipe (9) communicated with the interior of the barrel body (1) is arranged on the side wall of the barrel body (1), and an electromagnetic exhaust valve (10) is arranged on the automatic exhaust pipe (9); staving (1) inside is provided with steam pressure sensor (8), and PLC is coupled in steam pressure sensor (8), and PLC is inside to be set for and to predetermine steam pressure value and PLC and electromagnetism discharge valve (10) and couple.

6. A steam steriliser as claimed in claim 5, wherein: a manual exhaust pipe (11) communicated with the interior of the barrel body (1) is arranged on the side wall of the barrel body (1), and a manual exhaust valve (12) is arranged on the manual exhaust pipe (11).

7. A steam steriliser as claimed in claim 6, wherein: staving (1) inside is provided with temperature sensor (7), and temperature sensor (7) are coupled with PLC, and PLC is inside to be set for to predetermine the steam temperature value and PLC is coupled with the power supply unit of heating pipe (6).

8. A steam steriliser as claimed in claim 7, wherein: an air exhaust pipe (13) communicated with the interior of the barrel body (1) is arranged on the side wall of the barrel body (1), and the air exhaust pipe (13) is connected with an air exhaust pump (14).

9. A steam steriliser as claimed in claim 7, wherein: the outer diameter of the cover plate (4) is smaller than the inner diameter of the barrel body (1), a sealing ring (41) is arranged on the outer diameter of the cover plate (4), and the outer diameter of the sealing ring (41) is equal to the inner diameter of the barrel body (1).