CN216732352U - Still kettle - Google Patents

Abstract

The application relates to the technical field of manufacturing of environment-friendly building materials, in particular to an autoclave which comprises an autoclave body, wherein an air inlet pipe is arranged at the top of the autoclave body, a drain pipe is arranged at the bottom of the autoclave body and connected with an evaporation tank, a jacket is arranged outside the evaporation tank, heat conduction oil is arranged between the evaporation tank and the jacket, and an electric heating plate for heating the heat conduction oil is arranged at the bottom of the jacket; the air inlet pipe is communicated with the evaporating pot through a pipeline. This application can improve the problem that the water resource can't obtain effective utilization.

Description

Still kettle

Technical Field

The application relates to the technical field of environmental protection building materials manufacturing, in particular to an autoclave.

Background

The still kettle is a pressure vessel for steam-steaming the composite materials such as aerated concrete. In the process of autoclaving the aerated concrete, high-temperature steam is required to be continuously added into a kettle body of the autoclave, the temperature difference between the self temperature of the high-temperature steam and the ambient temperature in the kettle is overlarge, the high-temperature steam is contacted with the aerated concrete or the inner wall of the kettle body after being injected and is easily condensed into water drops when meeting cold, the water drops formed by condensation of the high-temperature steam can be gathered at the bottom of the kettle body, and the water gathered at the bottom of the kettle body can be directly discharged after the operation of the autoclave is finished.

In the process of implementing the present application, the inventors found that the above-mentioned technology has at least the following problems:

after the autoclave is finished, water gathered at the bottom of the autoclave body is directly discharged, so that water resources cannot be effectively utilized.

SUMMERY OF THE UTILITY MODEL

In order to improve the unable problem that effectively utilizes of water resource, this application provides an evaporate cauldron.

The application provides a still kettle adopts following technical scheme:

an autoclave comprises an autoclave body, wherein an air inlet pipe is arranged at the top of the autoclave body, a drain pipe is arranged at the bottom of the autoclave body, the drain pipe is connected with an evaporation tank, a jacket is arranged outside the evaporation tank, heat conduction oil is arranged between the evaporation tank and the jacket, and an electric heating plate for heating the heat conduction oil is arranged at the bottom of the jacket; the air inlet pipe is communicated with the evaporating pot through a pipeline.

Through adopting above-mentioned technical scheme, the water that the internal condensation of cauldron formed flows into the evaporating pot from the drain pipe in, and the electric plate can heat the conduction oil between cover and the evaporating pot to make the water in the evaporating pot evaporate once more for high temperature steam, and get into the internal realization of cauldron again and reuse the water resource.

Preferably, a pipeline filter is arranged between the drain pipe and the evaporation tank.

Through adopting above-mentioned technical scheme, pipe-line filter can filter the water that the internal condensation of cauldron formed, prevents that the particulate matter from getting into the evaporating pot and causing the pollution to the water resource in the evaporating pot.

Preferably, be equipped with the blast pipe on the cauldron body, the blast pipe even has vapor recovery mechanism, vapor recovery mechanism includes a jar body, inlet pipe and discharging pipe, the blast pipe with the inlet pipe is connected, the inlet pipe with the discharging pipe all with jar body coupling and with the inside intercommunication of the jar body.

By adopting the technical scheme, after the autoclave finishes working, the exhaust pipe is opened, and the residual high-temperature steam is led into the steam recovery mechanism, so that resources can be effectively utilized, and the high-temperature steam can be prevented from being directly discharged into the air to cause air pollution.

Preferably, the tank body is connected with an emptying pipe, the emptying pipe is communicated with the tank body, and a safety valve and a pressure gauge are arranged on the emptying pipe.

Through adopting above-mentioned technical scheme, when leading-in high temperature steam volume too big too late recovery causes jar internal pressure too high, can open the relief valve on the evacuation pipe, with jar internal pressure through the evacuation pipe pressure release, guarantee the safety when retrieving.

Preferably, the tank body is internally provided with a cooling pipe, and two ends of the cooling pipe extend out of the tank body.

Through adopting above-mentioned technical scheme, through the setting of cooling tube, help steam recovery mechanism to insert the coolant liquid to utilize the cooling effect of coolant liquid to reduce the internal temperature of jar, accelerate the process that high-temperature steam condensation becomes liquid.

Preferably, the cooling tube is helical.

Through adopting above-mentioned technical scheme, the spiral helicine setting is compared in shaft-like cooling tube and can be so that the area of contact increase of cooling tube and high temperature steam and coolant liquid stay the time of jar body and lengthen to the cooling effect to high temperature steam has effectively been strengthened.

Preferably, the one end of inlet pipe stretches into the jar body just even has the concentration pipe, a plurality of evenly distributed's exhaust hole has been seted up along vertical direction on the pipe body lateral wall of concentration pipe.

Through adopting above-mentioned technical scheme, high-temperature steam passes through and enters into behind blast pipe and the inlet pipe in the concentrated pipe earlier, then from a plurality of exhaust holes of evenly distributed on the concentrated pipe lateral wall to jar internal discharge and with the cooling tube contact, can increase the area of contact of high-temperature steam and cooling tube as far as possible to accelerate high-temperature steam's cooling rate.

Preferably, a steam filter is arranged between the exhaust pipe and the feeding pipe.

Through adopting above-mentioned technical scheme, can thoughtlessly have aerated concrete's dust in the high temperature steam, the dust in the high temperature steam can be filtered to steam filter to avoid the dust to get into the water that steam recovery mechanism formed the high temperature steam condensation and cause the pollution.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the evaporation tank can collect and recycle water condensed in the kettle body, the electric heating plate heats the heat conduction oil to uniformly heat the water, and the water is evaporated into high-temperature steam and is connected into the air inlet pipe again, so that the water resource is effectively utilized;

2. the steam recovery mechanism can condense and recover the residual steam after the operation of the still kettle is finished, so that not only can water resources be effectively utilized, but also the pollution to the atmosphere caused by the direct discharge of high-temperature steam can be prevented.

Drawings

FIG. 1 is a schematic view of the overall structure of an autoclave in the example of the present application.

FIG. 2 is a sectional view of the evaporation tank and the kettle body in the embodiment of the present application.

FIG. 3 is a sectional view of the vapor recovery mechanism and the autoclave body in the embodiment of the present application.

Description of reference numerals: 1. a kettle body; 11. an air inlet pipe; 12. a drain pipe; 13. an exhaust pipe; 2. a sealing cover; 3. a base; 4. an evaporator tank; 41. a jacket; 42. heat conducting oil; 43. an electric hot plate; 44. supporting legs; 5. a pipeline filter; 6. a vapor recovery mechanism; 61. a tank body; 62. a feed pipe; 63. a discharge pipe; 64. a concentration pipe; 641. an exhaust hole; 65. emptying the pipe; 66. a safety valve; 67. a cooling tube; 68. a pressure gauge; 7. a vapor filter; 8. and (4) connecting the pipes.

Detailed Description

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

The embodiment of the application discloses an autoclave. Referring to fig. 1, still kettle includes the horizontal cauldron body 1 of placing, 1 one end of the cauldron body is sealed, the other end opening setting of the cauldron body 1 and articulated have sealed lid 2, the bottom fixedly connected with base 3 of the cauldron body 1, 1 top of the cauldron body is equipped with the intake pipe 11 that is used for leading-in high temperature steam and is used for deriving high temperature steam's blast pipe 13, 1 bottom fixedly connected with drain pipe 12 of the cauldron body, combine fig. 2, drain pipe 12 even has evaporating pot 4, the top and the intake pipe 11 of evaporating pot 4 pass through the pipeline intercommunication.

Referring to fig. 2, a pipe filter 5 is arranged between the drain pipe 12 and the evaporation tank 4, and the pipe filter is an angle type pipe filter; the water discharge pipe 12 is connected with the water injection end of the pipeline filter 5, and the evaporation tank 4 is connected with the water outlet end of the pipeline filter 5 through the connecting pipe 8. In the implementation, the angle type pipeline filter can filter water formed by condensation in the kettle body 1, and prevents particles from entering the evaporating pot 4 to pollute the water in the tank body.

Referring to fig. 2, a jacket 41 is arranged outside the evaporation tank 4, the evaporation tank 4 is fixed on the bottom surface inside the jacket 41 through a support leg 44, a cavity is formed between the jacket 41 and the evaporation tank 4, heat conducting oil 42 is arranged in the cavity, an electric heating plate 43 is connected to the bottom surface of the jacket 41, the top surface of the electric heating plate 43 abuts against the bottom surface of the jacket 41, the jacket 41 is made of heat conducting materials, such as copper and silica gel, the electric heating plate 43 is a graphite constant temperature heating plate, the temperature rising speed is high, and the heat conducting oil 42 between the jacket 41 and the evaporation tank 4 can be heated by starting the electric heating plate 43. One end of the connecting pipe 8 is connected with the water outlet end of the pipe filter 5, the other end of the connecting pipe 8 penetrates through the jacket 41 to be fixedly connected with the side wall of the evaporation tank 4, and one end of the connecting pipe 8 penetrating through the jacket 41 is communicated with the inside of the evaporation tank 4. In implementation, water condensed in the kettle 1 sequentially passes through the drain pipe 12, the pipeline filter 5 and the connecting pipe 8 to enter the evaporation tank 4, the heat conduction oil 42 can be heated through the electric heating plate 43, the heat conduction oil 42 is good in heat conductivity and the heat conduction oil 42 is in contact with the outer wall of the tank body of the evaporation tank 4, so that the water in the evaporation tank 4 can be uniformly heated, the water is heated and evaporated into vapor and then is connected into the air inlet pipe 11 again, and therefore water resources are effectively utilized.

Referring to fig. 1, the exhaust pipe 13 is connected with a vapor recovery mechanism 6, and with reference to fig. 3, the vapor recovery mechanism 6 includes a tank body 61, a feed pipe 62 and a discharge pipe 63, wherein one end of the feed pipe 62 extends into the tank body 61 and is fixedly connected with the top end of the tank body 61, and one end of the discharge pipe 63 is fixedly connected with the bottom of the side wall of the tank body 61 and is communicated with the inside of the tank body 61. The cooling pipe 67 is arranged in the tank body 61, two ends of the cooling pipe 67 extend out of the tank body 61, and the cooling pipe 67 is made of metal materials, such as titanium and stainless steel. The cooling pipe 67 is formed in a spiral shape, and the outer wall of the cooling pipe 67 is attached to the inner wall of the can 61. Specifically, through the setting of cooling tube 67, help steam recovery mechanism 6 to insert the coolant liquid to utilize the cooling effect of coolant liquid to accelerate the process that high temperature steam condenses into liquid. The spiral arrangement of the cooling pipe 67 can increase the contact area between the cooling pipe 67 and the high-temperature steam, and the time for the coolant to stay in the tank 61 is increased, compared to the case where the cooling pipe 67 is arranged in a rod shape, thereby effectively enhancing the cooling effect on the high-temperature steam.

Referring to fig. 3, the one end that inlet pipe 62 stretched into jar body 61 even has concentration pipe 64, it seals to have seted up a plurality of exhaust holes 641 and concentration pipe 64 bottom on concentration pipe 64's the body lateral wall, a plurality of exhaust holes 641 are along the body lateral wall of vertical direction evenly distributed at concentration pipe 64, high temperature steam passes through exhaust pipe 13 and inlet pipe 62 and then firstly goes into in the concentration pipe 64, discharge in jar body 61 from a plurality of exhaust holes 641 on the concentration pipe 64 lateral wall afterwards, compare in the direct mode of discharging into jar body 61 from inlet pipe 62 of high temperature steam, concentration pipe 64's setting can make high temperature steam follow the exhaust hole 641 that the lateral wall was seted up along the circumference of concentration pipe 64 and contact with the cooling tube 67 that distributes at jar body 61 inner wall, thereby increase high temperature steam and cooling tube 67's area of contact as far as possible, accelerate high temperature steam's cooling rate.

Referring to fig. 3, an evacuation pipe 65 is fixedly connected to the top of the tank 61, the evacuation pipe 65 is communicated with the inside of the tank 61, and a pressure gauge 68 and a safety valve 66 are provided on the evacuation pipe 65. The pressure gauge 68 is fixedly connected to the top surface of the emptying pipe 65, the pressure in the tank body 61 can be observed through the pressure gauge 68, when the pressure in the tank body 61 is too high due to too large amount of introduced high-temperature steam, the safety valve 66 on the emptying pipe 65 is opened, the high-temperature steam in the tank body 61 can be discharged through the emptying pipe 65, and therefore safety during high-temperature steam recovery is guaranteed.

Referring to fig. 3, a steam filter 7 is arranged between the exhaust pipe 13 and the feed pipe 62, the steam filter 7 is a T-shaped steam filter, the exhaust pipe 13 is fixedly connected with the inlet end of the steam filter 7, and the feed pipe 62 is fixedly connected with the outlet end of the steam filter 7; in the implementation, the steam filter 7 is that the high-temperature steam discharged by the exhaust pipe 13 may be mixed with the dust of the aerated concrete, and the steam filter 7 can filter the dust in the high-temperature steam, so as to prevent the dust from entering the tank 61 to pollute the water formed by the condensation of the high-temperature steam.

The implementation principle of the autoclave in the embodiment of the application is as follows: water that condenses in the cauldron body 1 and forms loops through drain pipe 12, pipe filter 5 and connecting pipe 8 and then gets into the inside of evaporating pot 4, heats the conduction oil 42 between cover 41 and the evaporating pot 4 through electric plate 43 for the water in the evaporating pot 4 evaporates once more for high temperature steam and gets into cauldron body 1 once more through intake pipe 11 in, thereby more effectual water resource that utilizes. After the autoclave finishes working, high-temperature steam is discharged into the steam recovery mechanism 6 through the exhaust pipe 13 and the steam filter 7, the steam recovery mechanism 6 condenses the high-temperature steam into water through the cooling pipe 67, and then the water is collected, so that the waste of water resources is avoided, and the pollution to the atmosphere caused by direct discharge of the high-temperature steam is prevented.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an autoclave, includes the cauldron body (1), the top of the cauldron body (1) is equipped with intake pipe (11), its characterized in that: a drain pipe (12) is arranged at the bottom of the kettle body (1), the drain pipe (12) is connected with an evaporating pot (4), a jacket (41) is arranged outside the evaporating pot (4), heat conduction oil (42) is arranged between the evaporating pot (4) and the jacket (41), and an electric heating plate (43) for heating the heat conduction oil (42) is arranged at the bottom of the jacket (41); the air inlet pipe (11) is communicated with the evaporating pot (4) through a pipeline.

2. The autoclave of claim 1, wherein: and a pipeline filter (5) is arranged between the drain pipe (12) and the evaporation tank (4).

3. The autoclave of claim 1, wherein: be equipped with blast pipe (13) on the cauldron body (1), blast pipe (13) even have steam recovery mechanism (6), steam recovery mechanism (6) are including a jar body (61), inlet pipe (62) and discharging pipe (63), blast pipe (13) with inlet pipe (62) are connected, inlet pipe (62) with discharging pipe (63) all with jar body (61) connect and with the inside intercommunication of the jar body (61).

4. The autoclave of claim 3, wherein: the tank body (61) is connected with an emptying pipe (65), the emptying pipe (65) is communicated with the tank body (61), and a safety valve (66) and a pressure gauge (68) are arranged on the emptying pipe (65).

5. The autoclave of claim 3, wherein: be equipped with cooling tube (67) in jar body (61), the both ends of cooling tube (67) all stretch out jar body (61).

6. The autoclave of claim 5, wherein: the cooling pipe (67) is helical.

7. The autoclave of claim 6, wherein: the one end of inlet pipe (62) stretches into jar body (61) and even have concentration pipe (64), a plurality of evenly distributed's exhaust hole (641) are seted up along vertical direction on the pipe body lateral wall of concentration pipe (64).

8. The autoclave of claim 3, wherein: a steam filter (7) is arranged between the exhaust pipe (13) and the feeding pipe (62).

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