CN216047578U - Steam heat supply unit - Google Patents

Abstract

The utility model discloses a steam heat supply unit, which comprises a vertical boiler and a steam box, wherein the vertical boiler is used for supplying steam to the steam box, the top end of the vertical boiler is provided with a steam outlet for discharging the steam, the lower end of the steam box is provided with a steam inlet for the steam, the steam inlet is connected with a vertically arranged connecting pipe, the lower end of the connecting pipe is in threaded connection with a sealing cover, the connecting pipe is connected with the steam outlet through a steam feeding pipe, the steam feeding pipe is obliquely arranged, the lower end of the steam feeding pipe is connected with the side wall of the connecting pipe, a certain distance is reserved between the connecting part of the steam feeding pipe and the connecting pipe and the sealing cover, a certain space is left in the connecting pipe for collecting condensate, the condensate condensed in the steam sending pipe flows into the connecting pipe along the steam sending pipe, and the condensate condensed in the steam box also flows into the connecting pipe, the condensate can be discharged only by opening the sealing cover when the condensate is cleaned, the cleaning is convenient, and the difficulty in cleaning the condensate is reduced.

Description

Steam heat supply unit

Technical Field

The utility model relates to the technical field of food processing, in particular to a steam heating unit for processing food.

Background

With the development of economy, people have more and more kinds and quantities of food, and in order to facilitate people to conveniently obtain various foods and promote and sell the foods, some foods are often processed to prolong the shelf life of the foods for sale, and in the process of food processing, some foods need to be cooked, and one mode of cooking is to cook the foods through a steam box.

In the prior art, when steam is conveyed in a pipeline in the process of supplying steam to a steam box, part of the steam can be condensed into liquid, and the residual liquid in the pipeline is difficult to clean due to design reasons in the prior art.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a steam heating unit.

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

a steam heating unit comprises a vertical boiler and a steam box, wherein the vertical boiler comprises a boiler body, a combustion head is installed at the lower part in the boiler body, an air inlet pipe is arranged on the boiler body, the inner end of the air inlet pipe is connected with the combustion head, the outer end of the air inlet pipe is connected with a mixing chamber through a vent pipe, the mixing chamber is respectively connected with a gas pipe and an air pipe, a first valve is arranged on the vent pipe, a heating pipe is arranged in the boiler body, the heating pipe is spirally and spirally installed on the inner wall of the boiler body in the vertical direction, a water inlet pipe is arranged on the boiler body, the inner end of the water inlet pipe is connected with the lower end of the heating pipe, the outer end of the water inlet pipe is connected with a water drain pipe, the water drain pipe is connected with a water tank, a first water pump is arranged on the water drain pipe, a steam-water separation box is arranged at the upper part in the boiler body, the upper end of the heating pipe is connected with the steam-water separation box, be equipped with the outlet pipe on the furnace body, the inner and the catch water of outlet pipe are connected, the top of furnace body is equipped with steam outlet, steam outlet is connected with catch water, the top of furnace body still be equipped with the furnace body internal connection's exhaust outlet, the bottom of steam ager has steam inlet, steam inlet is connected with the connecting pipe of vertical setting, the lower extreme threaded connection of connecting pipe has the closing cap, the connecting pipe is connected with steam outlet through sending the steam pipe, send the slope of steam pipe to set up, send the lower extreme of steam pipe and the lateral wall of connecting pipe to be connected, send the steam pipe and the junction of connecting pipe to be close to the upper end of connecting pipe, send the upper end and the steam outlet of steam pipe to be connected, the top of steam ager has disappointing mouthful.

According to the preferred technical scheme, the outer wall of the steam delivery pipe is wrapped with the heat preservation layer, the heat preservation pipe is arranged between the heat preservation layer and the steam delivery pipe, the heat preservation pipe is spirally wound along the steam delivery pipe, one end of the heat preservation pipe is connected with the outer end of the water outlet pipe, the water outlet pipe is provided with the second water pump, and the other end of the heat preservation pipe is connected with the water tank through the first water delivery pipe.

According to the technical scheme, the steam outlet is connected with a vertical pipe through a bent pipe, the vertical pipe is vertically arranged, the upper end of the vertical pipe is connected with the bent pipe, the lower end of the vertical pipe is connected with a condenser, the condenser is connected with a water tank through a second water pipe, the condenser comprises a shell of the vertical pipe, the shell is hermetically arranged, a condensation pipe spirally arranged in the vertical direction is arranged in the shell, the upper end of the condensation pipe is connected with the vertical pipe, the lower end of the condensation pipe is connected with the second water pipe, a water inlet is formed in the upper end of the shell, and a water outlet is formed in the lower end of the shell.

The preferred technical scheme, the cladding has thermal-insulated shell on the furnace body, it is used for forming the air chamber between thermal-insulated shell and furnace body to separate to connect between thermal-insulated shell and the furnace body, the upper end of thermal-insulated shell is equipped with a plurality of air intakes that set up around the furnace body, air intake and air chamber intercommunication, the lower extreme of thermal-insulated shell has the air outlet, the air outlet is connected with the air hose, be equipped with the fan on the air hose.

According to the preferable technical scheme, a stirrer is arranged in the mixing chamber.

Compared with the prior art, beneficial effect does:

the steam box is simple in structure and convenient to use, the upper end of the steam feeding pipe is directly connected with the steam outlet, the lower end of the steam feeding pipe is connected with the connecting pipe, a certain distance is reserved between the connecting part of the steam feeding pipe and the connecting pipe and the sealing cover, a certain space is reserved in the connecting pipe to collect condensate, the condensate condensed in the steam feeding pipe flows into the connecting pipe along the steam feeding pipe, the condensate condensed in the steam box also flows into the connecting pipe, the condensate can be discharged only by opening the sealing cover when the condensate is cleaned, the cleaning is convenient and fast, and the difficulty in cleaning the condensate is reduced.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Reference numerals: 1. a furnace body; 2. a burner head; 3. an air inlet pipe; 4. a breather pipe; 5. a mixing chamber; 6. a first valve; 7. a gas pipe; 8. an air tube; 9. heating a tube; 10. a steam-water separation tank; 11. a water outlet pipe; 12. a drain pipe; 13. a first water pump; 14. a water tank; 15. an exhaust gas outlet; 16. a steam outlet; 17. a steam delivery pipe; 18. a heat-insulating layer; 19. a heat preservation pipe; 20. steaming the box; 21. a connecting pipe; 22. sealing the cover; 23. a delivery pipe; 24. a second water pump; 25. a first water delivery pipe; 26. an air escape opening; 27. bending the pipe; 28. a vertical tube; 29. a housing; 30. a condenser tube; 31. a water inlet; 32. a water outlet; 33. a second water delivery pipe; 34. a thermally insulating shell; 35. an air chamber; 36. an air outlet; 37. and an air inlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

A steam heating unit comprises a vertical boiler and a steam box 20, wherein a plurality of steaming grids are arranged in the steam box 20 and used for steaming food, the vertical boiler comprises a boiler body 1, a combustion head 2 is arranged at the lower part in the boiler body 1, the combustion head 2 adopts a structure in the prior art, such as a combustion furnace end used by a gas stove, an air inlet pipe 3 is arranged on the boiler body 1, the inner end of the air inlet pipe 3 is connected with the combustion head 2 and connected with an air pipe in the combustion head 2, the outer end of the air inlet pipe 3 is connected with a mixing chamber 5 through a vent pipe 4, the mixing chamber 5 is respectively connected with a gas pipe 7 and an air pipe 8, the gas pipe 7 is used for conveying gas into the mixing chamber 5, the air pipe 8 conveys air into the mixing chamber 5, the gas and the air are mixed in the mixing chamber 5 and then conveyed to the combustion head 2 to facilitate the sufficient combustion of the gas, a first valve 6 is arranged on the vent pipe 4, the heating furnace is characterized in that a heating pipe 9 is arranged in the furnace body 1, the heating pipe 9 is spirally and spirally arranged on the inner wall of the furnace body 1 in a vertical direction, a burner 2 is positioned on a central axis of a spiral body enclosed by the heating pipe 9 and used for heating the heating pipe 9, a water inlet pipe is arranged on the furnace body 1, the inner end of the water inlet pipe is connected with the lower end of the heating pipe 9, the outer end of the water inlet pipe is connected with a drain pipe 12, the drain pipe 12 is connected with a water tank 14, a first water pump 13 is arranged on the drain pipe 12, the first water pump 13 pumps water in the water tank 14 to the heating pipe 9 for heating, a steam-water separation box 10 is arranged at the upper part in the furnace body 1, the upper end of the heating pipe 9 is connected with the steam-water separation box 10, a heated steam-water mixture is conveyed to the steam-water separation box 10, saturated steam rises, a water outlet pipe 11 is arranged on the furnace body 1, and the inner end of the water outlet pipe 11 is connected with the steam-water separation box 10, the liquid in the steam-water separation tank 10 is discharged through a water outlet pipe 11, the top of the furnace body 1 is provided with a steam outlet 16, the rising saturated steam is discharged through the steam outlet 16, the steam outlet 16 is connected with the steam-water separation tank 10, the top of the furnace body 1 is also provided with a waste gas outlet 15 connected with the inside of the furnace body 1 for discharging waste gas in the furnace body 1, the bottom of the steam box 20 is provided with a steam inlet, the steam inlet is connected with a vertically arranged connecting pipe 21, the lower end of the connecting pipe 21 is in threaded connection with a sealing cover 22, the sealing cover 22 is used for sealing the lower end of the connecting pipe 21 to form a container, the connecting pipe 21 is connected with the steam outlet 16 through a steam feeding pipe 17, the steam feeding pipe 17 is obliquely arranged, the lower end of the steam feeding pipe 17 is connected with the side wall of the connecting pipe 21, and the connection position of the steam feeding pipe 17 and the connecting pipe 21 is close to the upper end of the connecting pipe 21, the upper end of the steam delivery pipe 17 is connected with the steam outlet 16, the upper end of the steam delivery pipe 17 is directly connected with the steam outlet 16, the lower end of the steam delivery pipe 17 is connected with the connecting pipe 21, a certain distance is reserved between the joint of the steam delivery pipe 17 and the connecting pipe 21 and the sealing cover 22, a certain space is reserved in the connecting pipe 21 for collecting condensate, condensate condensed in the steam delivery pipe 17 flows into the connecting pipe 21 along the steam delivery pipe 17, the bottom of the steam box 20 is in a necking shape from top to bottom, the condensate condensed in the steam box 20 also flows into the connecting pipe 21, the condensate can be discharged only by opening the sealing cover 22 when the condensate is cleaned, and the top of the steam box 20 is provided with an air leakage opening 26.

According to the preferable technical scheme, the outer wall of the steam delivery pipe 17 is wrapped with the heat insulation layer 18, the heat insulation pipe 19 is arranged between the heat insulation layer 18 and the steam delivery pipe 17, the heat insulation layer 18 and the heat insulation pipe 19 are used for keeping the temperature in the steam delivery pipe 17, condensation of saturated steam is reduced, and dissipation of the saturated steam is reduced, the heat insulation pipe 19 is spirally wound along the steam delivery pipe 17, one end of the heat insulation pipe 19 is connected with the outer end of the water outlet pipe 11 through the delivery pipe 23, the water outlet pipe 11 is provided with the second water pump 24, heat insulation is carried out by utilizing liquid in the steam-water separation box 10, existing heat energy is effectively utilized, the energy-saving effect is achieved, and the other end of the heat insulation pipe 19 is connected with the water tank 14 through the first water delivery pipe 25.

In addition, a second insulating pipe 19 can be arranged between the secondary insulating layer 18 and the steam supply pipe 17, the second insulating pipe 19 is wound around the steam supply pipe 17 in a spiral manner, and one end of the second insulating pipe 19 is connected with the exhaust gas outlet 15 to utilize the heat energy of the exhaust gas.

Preferred technical scheme, the mouth 26 loses heart is connected with vertical pipe 28 through return bend 27, the vertical setting of vertical pipe 28, the upper end and the return bend 27 of vertical pipe 28 are connected, the lower extreme of vertical pipe 28 is connected with the condenser, the condenser passes through second raceway 33 and is connected with water tank 14, the condenser includes the shell 29 of vertical setting, the sealed setting of shell 29, be equipped with the condenser pipe 30 of spiral setting in vertical direction in the shell 29, the upper end and the vertical pipe 28 of condenser pipe 30 are connected, the lower extreme and the second raceway 33 of condenser pipe 30 are connected, the upper end of shell 29 is equipped with water inlet 31, the lower extreme of shell 29 is equipped with delivery port 32, and cold water is injected into by the inlet tube, cools down the condensation to the steam in the condenser pipe 30 to discharge by delivery port 32.

The preferable technical scheme is that the furnace body 1 is coated with the heat insulation shell 34, because of the combustion of the furnace body 1, the outer wall of the furnace body 1 is usually high in temperature and easy to scald, the heat insulation shell 34 is used for heat insulation, the heat insulation shell 34 is not connected with the furnace body 1 and is used for forming an air cavity 35 between the heat insulation shell 34 and the furnace body 1, the upper end of the heat insulation shell 34 is provided with a plurality of air inlets 37 arranged around the furnace body 1, the air inlets 37 are communicated with the air cavity 35, the lower end of the heat insulation shell 34 is provided with an air outlet 36, the air outlet 36 is connected with the air pipe 8, the air pipe 8 is provided with a fan, air is sucked into the air cavity 35 from the air inlets 37 through the fan, the air is subjected to heat insulation through the air, is discharged from the air outlet 36 and is sent into the mixing chamber 5 through the air pipe 8, the air required by gas combustion is effectively utilized for heat insulation, and the air does not need to be independently introduced into the air cavity 35, the structure of the device is reduced.

According to the preferable technical scheme, the stirrer is arranged in the mixing chamber 5, so that the gas and the air are mixed better and uniformly, and the combustion efficiency is improved.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, refer to the orientation or positional relationship as shown in the drawings, or as would be conventionally found in use of the products of the present invention, or as would be conventionally understood by one skilled in the art, and are used merely for convenience in describing and simplifying the utility model, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims (5)

1. A steam heating unit is characterized by comprising a vertical boiler and a steam box, wherein the vertical boiler comprises a boiler body, a combustion head is installed at the lower part in the boiler body, an air inlet pipe is arranged on the boiler body, the inner end of the air inlet pipe is connected with the combustion head, the outer end of the air inlet pipe is connected with a mixing chamber through a vent pipe, the mixing chamber is respectively connected with a gas pipe and an air pipe, a first valve is arranged on the vent pipe, a heating pipe is arranged in the boiler body, the heating pipe is spirally and spirally installed on the inner wall of the boiler body in the vertical direction, a water inlet pipe is arranged on the boiler body, the inner end of the water inlet pipe is connected with the lower end of the heating pipe, the outer end of the water inlet pipe is connected with a drain pipe, the drain pipe is connected with a water tank, a first water pump is arranged on the drain pipe, a steam-water separation box is arranged at the upper part in the boiler body, the upper end of the heating pipe is connected with the steam-water separation box, be equipped with the outlet pipe on the furnace body, the inner and the catch water of outlet pipe are connected, the top of furnace body is equipped with steam outlet, steam outlet is connected with catch water, the top of furnace body still be equipped with the furnace body internal connection's exhaust outlet, the bottom of steam ager has steam inlet, steam inlet is connected with the connecting pipe of vertical setting, the lower extreme threaded connection of connecting pipe has the closing cap, the connecting pipe is connected with steam outlet through sending the steam pipe, send the slope of steam pipe to set up, send the lower extreme of steam pipe and the lateral wall of connecting pipe to be connected, send the steam pipe and the junction of connecting pipe to be close to the upper end of connecting pipe, send the upper end and the steam outlet of steam pipe to be connected, the top of steam ager has disappointing mouthful.

2. The steam heating unit according to claim 1, wherein an insulating layer is wrapped on the outer wall of the steam delivery pipe, an insulating pipe is arranged between the insulating layer and the steam delivery pipe, the insulating pipe is spirally wound along the steam delivery pipe, one end of the insulating pipe is connected with the outer end of the water outlet pipe, a second water pump is arranged on the water outlet pipe, and the other end of the insulating pipe is connected with the water tank through a first water delivery pipe.

3. The steam heating unit according to claim 1, wherein the steam outlet is connected with a vertical pipe through a bent pipe, the vertical pipe is vertically arranged, the upper end of the vertical pipe is connected with the bent pipe, the lower end of the vertical pipe is connected with a condenser, the condenser is connected with the water tank through a second water pipe, the condenser comprises a vertically arranged shell, the shell is hermetically arranged, a condensation pipe which is spirally arranged in the vertical direction is arranged in the shell, the upper end of the condensation pipe is connected with the vertical pipe, the lower end of the condensation pipe is connected with the second water pipe, the upper end of the shell is provided with a water inlet, and the lower end of the shell is provided with a water outlet.

4. The steam heating unit according to claim 1, wherein the furnace body is covered with a heat insulation shell, the heat insulation shell is not connected with the furnace body for forming an air chamber between the heat insulation shell and the furnace body, the upper end of the heat insulation shell is provided with a plurality of air inlets arranged around the furnace body, the air inlets are communicated with the air chamber, the lower end of the heat insulation shell is provided with an air outlet, the air outlet is connected with an air pipe, and the air pipe is provided with a fan.

5. A steam heating unit according to claim 1, wherein an agitator is provided within the mixing chamber.

Images