CN103301488A

CN103301488A - Sterilization device

Info

Publication number: CN103301488A
Application number: CN2013102237322A
Authority: CN
Inventors: 刘成滨
Original assignee: ZHUCHENG RITONG MACHINERY CO Ltd
Current assignee: ZHUCHENG RITONG MACHINERY CO Ltd
Priority date: 2013-06-06
Filing date: 2013-06-06
Publication date: 2013-09-18
Anticipated expiration: 2033-06-06
Also published as: CN103301488B

Abstract

The invention relates to a sterilization device which comprises a sterilizer, an induced draft fan, a reverse burning furnace, a heat energy exchanger and a circulating water pump, wherein the sterilizer comprises a hollow barrel body; two seal heads are respectively arranged at the two ends of the barrel body; the seal heads and the barrel body are respectively and externally provided with a heat insulation layer; the reverse burning furnace comprises a hearth and a hollow fire grate which is arranged in the hearth; the hollow fire grate is communicated with the bottom of an inner cavity of the sterilizer by a circulating water inlet pipe; the heat energy exchanger comprises a multi-return stroke flue and a heat exchange pipe; one end of the multi-return stroke flue is connected with the hearth, and the other end of the multi-return stroke flue is connected with the induced draft fan; the heat exchange pipe is arranged in the multi-return stroke flue; one end of the heat exchange pipe is connected with the circulating water pump; the circulating water pump is communicated with the bottom of the inner cavity of the sterilizer by a circulating water outlet pipe; and the other end of the heat exchange pipe is connected with the hollow fire grate. After the scheme is adopted, the reverse burning furnace, the heat energy exchanger and the circulating water pump are added based on the structure of the original sterilizer, the structure of the traditional heat energy exchanger is improved, and the flue in the traditional heat energy exchanger is changed into a multi-return stroke type, so that the thermal efficiency is improved, the energy consumption is reduced, and the sterilization device is more environment-friendly.

Description

A kind of bactericidal unit

Technical field

The present invention relates to the high temperature pressure vessel field, refer to a kind of bactericidal unit especially.

Background technology

In the prior art, bactericidal unit utilizes boiler to produce sterilization in the thermal source injection bactericidal unit mostly, and the client must buy boiler simultaneously after buying bactericidal unit, therefore can produce a series of problems, and for example: the construction boiler room needs a large number of capital construction expense; The boiler attendance worker must take appointment with certificate, thereby causes the increase of human cost; Boiler is the pressure vessel that the necessary standard of national regulation is used, and must accept competent departments concerned's check every year, thereby causes the increase of cost; And boiler has certain danger as pressure vessel.

Therefore, a collection of bactericidal unit has appearred on the market, comprise cylindrical shell and combustion furnace, the tiling of cylindrical shell inner bottom part has many radiating tubes, many radiating tube one ends are connected with the first heat radiation case, the many radiating tube other ends are connected with the second heat radiation case and the 3rd heat radiation case, the combustion furnace is located at cylindrical shell one side, the combustion furnace burner hearth is connected with the second heat radiation case by the heat supply air channel, the hollow bar of combustion furnace is connected with the bottom of cylindrical shell with recycling outlet by the circulation water inlet pipe, air exhauster links together by chimney and the 3rd heat radiation case, and water inlet and discharge outlet are located at the bottom of cylindrical shell respectively.The setting of this steriliser structure has solved the problem that bactericidal unit need be bought boiler.Yet not enough is: 1, because radiating tube and the interior ccontaining flue gas of heat radiation case easily accumulate volume of smoke, and because radiating tube and heat radiation case are arranged on inner barrel, thereby bigger to the cleaning difficulty of radiating tube and heat radiation case; 2, thereby the heat radiation case causes because its area of dissipation is little that heat exchange effect is not good, energy waste is serious; 3, radiating tube and heat radiation case are arranged in the cylindrical shell, have taken a large amount of spaces, make that the sterilization space that holds material is little, thereby cause production efficiency low.Therefore, be necessary to propose a kind of novel bactericidal unit in order to address the above problem.

Summary of the invention

The present invention proposes a kind of bactericidal unit, solved in the prior art that flue dust in the bactericidal unit is difficult to remove and the problem of energy dissipation.

Technical scheme of the present invention is achieved in that

A kind of bactericidal unit comprises: steriliser, air-introduced machine, anti-stove and thermal energy converter, the water circulating pump of burning;

Steriliser comprises a hollow cylinder, and the cylindrical shell two ends are provided with end socket, and end socket and cylindrical shell are provided with heat-insulation layer outward;

The anti-stove that burns comprises burner hearth and is arranged at the interior hollow fire grate of burner hearth that hollow fire grate is communicated with by circulation water inlet pipe and steriliser intracavity bottom;

Thermal energy converter comprises: many backhauls flue and heat exchanger tube, many backhauls flue one end is connected with burner hearth, many backhauls flue other end is connected with air-introduced machine, heat exchanger tube is located in many backhauls flue, heat exchanger tube one end is connected with water circulating pump, water circulating pump is communicated with the steriliser intracavity bottom by recycling outlet, and the heat exchanger tube other end is connected with hollow fire grate.

Further, described heat exchanger tube comprises water inlet pipe and outlet pipe, and water inlet pipe is connected by many spiral radiators with outlet pipe.

Further, described flue is three backhaul flues.

Further, described heat exchanger tube comprises first spiral heat exchange tube and second spiral heat exchange tube, and first spiral radiator is sheathed in second spiral radiator.

Further, described hollow fire grate comprises upper hose and downcomer, connects by many water pipes between upper hose and the downcomer.

Further, described bactericidal unit also includes an electronic control system, comprise being connected for the induction feedback unit of feedback steriliser internal temperature and pressure with described steriliser, being connected the regulon that is used for the control temperature and the control unit of being located at the steriliser outside with air-introduced machine with the anti-stove that burns, control unit with respond to feedback unit, regulon electric connection.

Steriliser of the present invention is by such scheme, and instead burn stove and thermal energy converter new the adding on original steriliser structure, and traditional heat energy exchanger arrangement is made improvements, the inner flue of thermal energy converter is become three return-stroke types, promoted the thermal efficiency, reduced energy resource consumption, more environmental protection.

Description of drawings

In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the planar structure sketch map of an embodiment of a kind of bactericidal unit of the present invention;

Fig. 2 is the structure for amplifying sketch map of bactericidal unit A part shown in Figure 1;

Fig. 3 is the plan structure sketch map of bactericidal unit shown in Figure 2;

Fig. 4 is the structure for amplifying sketch map of the B part of bactericidal unit shown in Figure 1.

The specific embodiment

Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.

Referring to a kind of preferred embodiment of Fig. 1 to bactericidal unit of the present invention shown in Figure 4, comprising: steriliser 100, anti-stove 200, thermal energy converter 300, water circulating pump 500 and the air-introduced machine 400 of burning.Steriliser 100 is connected with the anti-stove 200 that burns, and thermal energy converter 300 is connected with steriliser 100 by water circulating pump 500, and the anti-stove 200 that burns is connected with thermal energy converter 300, and thermal energy converter 300 also is connected with air-introduced machine 400.

Steriliser 100 comprises a hollow cylinder 101, and cylindrical shell 101 two ends are provided with end socket 102, is provided with heat-insulation layer outside end socket 102 and the cylindrical shell 101, and end socket 102 and cylindrical shell 101 are hinged.Also be provided with on the end socket 102 and can keep the door opener that closes with cylindrical shell 101, make steriliser 100 two ends to realize opening and sealing by door opener, thereby form double swing doors.Preferably, one opened the door be set to feeding gate, another opens the door and is set to discharge door, can make that edible fungi can be from a door charging again from another discharging, realize that zone such as living bacterium product district, sterilizing area, ripe bacterium product district, aseptic area is clean and tidy, thereby prevent from not sterilizing edible fungi and the edible fungi that sterilized mix and the secondary pollution phenomenon of formation.Cylindrical shell 101 both ends of the surface are provided with sealing ring, make cylindrical shell 101 internal medium keep sealing under steriliser 100 duties.Steriliser 100 intracavity bottoms are provided with circulation water inlet pipe 104 and recycling outlet 103, circulation water inlet pipe 104 and recycling outlet 103 tops are provided be used to the heat sink 105 that steam is evenly distributed, heat sink 105 is fixedlyed connected with cylindrical shell 101 inwalls, heat sink 105 is provided with a plurality of louvres, and the quantity of louvre and aperture are along becoming big away from circulation water inlet pipe 104 directions.Steriliser 100 bottoms evenly are provided with three saddles, and middle saddle is fixed saddle, and remaining saddle is movable saddle, thus the excessive problem of cylindrical shell 101 internal stress in order to prevent that cylindrical shell 101 from causing because of the cold deformation of being heated.

The anti-stove 200 that burns comprises burner hearth and is arranged at the interior hollow fire grate of burner hearth.Burner hearth is that refractory brick and refractory cement encirclement setting form, and anti-stove 200 outsides of burning are provided with steel plate, and anti-stove 200 outer surfaces that burn of steel plate parcel also scribble fire-resisting paint on the steel plate.Sidewall of burner hearth is provided with charging aperture 201 and slag notch 202, and charging aperture 201 is arranged at slag notch 202 tops, the space of hollow fire grate below in the slag notch 202 corresponding burner hearths, and roof of the furnace is provided with exhaust opening 203.Hollow fire grate comprises upper hose 211 and downcomer 212, connects by many water pipes 213 between upper hose 211 and the downcomer 212.The upper hose 213 of hollow fire grate is communicated with by circulation water inlet pipe 104 and steriliser 100 intracavity bottoms.Arranging of many water pipes 213 makes heat exchange area bigger, accelerated water temperature rising speed, improved production efficiency.

Thermal energy converter 300 comprises one three backhaul flue 301 and heat exchanger tube.Three backhaul flues, 301 1 ends are connected with the exhaust opening 203 of burner hearth, and three backhaul flues, 301 other ends are connected with air-introduced machine 400, and heat exchanger tube 310 is located in the three backhaul flues 301.Described heat exchanger tube 310 comprises water inlet pipe and outlet pipe, connects by many spiral radiators between water inlet pipe and the outlet pipe.Preferably, many spiral radiators comprise first spiral heat exchange tube 311 and second spiral heat exchange tube 312, first spiral heat exchange tube, 311 two ends are connected with outlet pipe with water inlet pipe respectively, second spiral heat exchange tube, 312 two ends are connected with outlet pipe with water inlet pipe respectively, first spiral heat exchange tube 311 is sheathed in second spiral heat exchange tube 312, water inlet pipe is connected with water circulating pump 500, and water circulating pump is connected with recycling outlet 103, and outlet pipe is connected with the downcomer 212 of hollow fire grate.It is faster that water circulating pump 500 makes that the water in the steriliser 100 enter the speed of thermal energy converter 300, improved production efficiency.In the present embodiment, three backhaul flues 301 are arranged to three return-stroke types, also can be arranged to four backhaul flues or two backhaul flue according to demand, and backhaul heat energy utilization rate more at most is more high, and such structural change still falls within protection scope of the present invention.

Preferably, described bactericidal unit also includes an electronic control system, comprise being connected for the induction feedback unit of feedback steriliser 100 internal temperatures and pressure with described steriliser 100, being connected the regulon that is used for the control temperature and the control unit 600 of being located at steriliser 100 outsides with air-introduced machine 400 with the anti-stove 200 that burns, control unit 600 with respond to feedback unit, regulon electric connection.The work of the ftercompction of the setting of the intensification of sterilising temp or cooling, sterilization time, steriliser 100 internal pressures or release, air-introduced machine 400, water circulating pump 500 with stop to realize control automatically by control system.Steriliser 100 is provided with two cover steriliser 100 internal pressures and temperature indicating devices, prevents that the covering device wherein from damaging and cause the operator ignorant and the hidden danger of peril occurs.

In working order down, in cylindrical shell 101, inject water, drop into fuel from anti-burning stove 200 charging apertures 201, open control unit 600 and make anti-burning stove 200 fuel combustion produce heat energy, the hollow fire grate in the anti-burning stove 200 is heated.Water in the hollow fire grate forms thermal convection current by the water in the heat exchanger tube in the thermal energy converter 300 and the steriliser 100, makes that the water in the steriliser 100 heats up rapidly.Simultaneously, conduction of heat by three backhaul flues 301, takes place with first spiral heat exchange tube 311 and second spiral heat exchange tube 312 in the flue gas of generation under air-introduced machine 400 tractions.Because flue gas also has a large amount of heat energy, thus the preheating of water in the formation thermal energy converter 300.Under above-mentioned two kinds of heat energy effects, the water evaporation in the steriliser 100 becomes steam, thereby the material of steriliser 100 inside is sterilized.Simultaneously, can handle 600 pairs of steriliser 100 temperature inside of control unit and pressure and regulate, thereby make steriliser 100 utilize steam to be sterilized in steriliser 100 inside, sterilization process realizes sterilization thoroughly and sterilization process safety, automatization.As optimization, bactericidal unit of the present invention can also be used for high temperature field of high-voltage technology such as sulfuration, oven dry.

The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims

1. a bactericidal unit is characterized in that, comprising: steriliser, air-introduced machine, anti-stove and thermal energy converter, the water circulating pump of burning;

2. a kind of bactericidal unit according to claim 1, it is characterized in that: described heat exchanger tube comprises water inlet pipe and outlet pipe, water inlet pipe is connected by many spiral radiators with outlet pipe.

3. a kind of bactericidal unit according to claim 2, it is characterized in that: described flue is three backhaul flues.

4. a kind of bactericidal unit according to claim 3, it is characterized in that: described spiral radiator comprises first spiral radiator and second spiral radiator, and first spiral radiator is sheathed in second spiral radiator.

5. according to each described a kind of bactericidal unit in the claim 1 to 4, it is characterized in that: described hollow fire grate comprises upper hose and downcomer, connects by many water pipes between upper hose and the downcomer.

6. a kind of bactericidal unit according to claim 5, it is characterized in that: described bactericidal unit also includes an electronic control system, comprise being connected for the induction feedback unit of feedback steriliser internal temperature and pressure with described steriliser, being connected the regulon that is used for the control temperature and the control unit of being located at the steriliser outside with air-introduced machine with the anti-stove that burns, control unit with respond to feedback unit, regulon electric connection.