CN212488420U

CN212488420U - Baking device with preheating air duct

Info

Publication number: CN212488420U
Application number: CN202021125406.XU
Authority: CN
Inventors: 夏海波
Original assignee: Guangdong Yiming Machinery Technology Co ltd
Current assignee: Guangdong Yiming Machinery Technology Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-02-09
Anticipated expiration: 2030-06-17

Abstract

The utility model provides a baking device with preheat wind channel. Baking equipment with preheat the wind channel includes bakery, slide rail and film canopy, and two slide rails that the specification is the same are fixed mounting respectively at the top of bakery, and install multiunit film canopy pillar on two slide rails, and the film canopy is installed on film canopy pillar, and offers the new trend that is used for introducing the new trend on the film canopy and introduces the mouth. The utility model provides a baking equipment with preheat wind channel has the advantage that the exhaust temperature of overcoming the compressor when ambient temperature is lower and the heat extraction of condenser are all not enough to satisfy system cigarette load temperature demand, and utility model discloses a film class material that is cheap easily obtained constructs the new trend wind channel that utilizes bakery top heat leakage simultaneously, and the circulated air of supplying with air source heat pump evaporimeter can improve the operating parameter of air source heat pump, improves the performance.

Description

Baking device with preheating air duct

Technical Field

The utility model relates to a tobacco-curing equipment technical field especially relates to a baking equipment with preheat wind channel.

Background

Tobacco leaf drying is the indispensable process in the tobacco production process, generally will use drying equipment, and present ring-opening air energy heat pump oven is higher at high temperature environment operating efficiency, but when ambient temperature (such as night) is lower, because the restriction of air energy self, the exhaust temperature of compressor and the heat extraction of condenser are not enough to satisfy the load temperature demand of cigarette making, but the flue-cured tobacco is a longer time.

The existing oven drying process circulates in a closed mode by circulating air, an air source heat pump transfers energy from the environment and has different pump heat capacities along with the change of the environment temperature, a system host and an evaporator are close to an air duct, a gap of more than 10cm is enough, the system host and the evaporator are compact as much as possible, a condenser of the system is arranged in the air duct outside the oven to achieve the purpose of compactness, the heat insulation materials of the system host are general, the environment temperature is lower than 14 ℃, the highest temperature which can be provided by an R22 refrigerant is only 68 ℃, but the normal operation cannot be guaranteed when the load requirement exists in the oven, so that the problem that the temperature of the environment air of the evaporator is raised at night is the key for judging whether a heat pump system can meet the temperature requirement of the tobacco curing process is solved, and the problem that the exhaust temperature of a compressor and the heat exhaust of the condenser are insufficient for.

Therefore, it is necessary to provide a baking apparatus with a pre-heating air duct to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a overcome the exhaust temperature of compressor and the heat extraction of condenser when ambient temperature is lower and all be not enough to satisfy the baking equipment who preheats the wind channel that has of cigarette load temperature demand.

The utility model provides a baking equipment with preheat wind channel includes: bakery, slide rail and film canopy, two slide rails that the specification is the same are fixed mounting respectively at the top of bakery, and install multiunit film canopy pillar on two slide rails, and the film canopy is installed on film canopy pillar, and offers the new trend that is used for the new trend introduction on the film canopy and introduces the mouth.

Preferably, a condenser, a host and an evaporator are fixedly arranged 8-12cm away from the external air duct of the baking room.

Preferably, two slide rails are close to the film canopy pillar of new trend introduction port and pass through slider and slide rail sliding connection, and the slider passes through the fix with screw on the slide rail, and two slide rails keep away from film canopy pillar fixed mounting of new trend introduction port on the slide rail.

Preferably, the tail end of the air inlet of the film shed covers the condenser, the host machine, the evaporator and the air inlet of the baking room downwards.

Preferably, the bakery includes air intake and air outlet, and the air intake play of bakery is fixed with the air-blower, and the air outlet of bakery and the intake pipe intercommunication of condenser, the gas outlet of condenser is passed through pipe connection to on the evaporimeter.

Preferably, the evaporator comprises an air source heat pump, a shell is covered outside the air source heat pump, the shell of the air source heat pump is communicated with the fresh air inlet through a guide pipe, and an evaporation outlet is formed in the top of the shell of the air source heat pump.

Compared with the prior art, the utility model provides a baking equipment with preheat wind channel has following beneficial effect:

1. the utility model adopts the cheap and easily obtained film materials to construct the fresh air duct which utilizes the heat leakage at the top of the baking room to supply the circulating air of the air source heat pump evaporator, thus improving the operation parameters of the air source heat pump and improving the performance;

2. the surrounding air channel structure of the utility model can also introduce the oven into the host evaporator when the oven discharges damp heat, and can also improve the operation parameters of the heat pump, thus reducing the heating energy consumption and improving the energy efficiency of the heat pump;

3. the utility model discloses this wind channel structure adopts film class low-priced material, constitutes easy beta structure to convenient daytime temperature rises the back, folds it.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a baking apparatus with a pre-heating air duct according to the present invention;

fig. 2 is a schematic structural diagram of a conventional baking room and an air duct.

Reference numbers in the figures: 1. bakery, 2, condenser, 3, host computer and evaporimeter, 4, fan, 5, slide rail, 6, film canopy pillar, 7, film canopy, 8, new trend introduction port, 1a, bakery case, 2a, condensing element, 21a, bakery case air outlet, 22a, bakery case air intake, 3a, main parts and evaporating element.

Detailed Description

The following further describes the present invention with reference to the drawings and embodiments.

Please refer to fig. 1 and fig. 2, wherein fig. 1 is a schematic structural diagram of a baking apparatus with a preheating air duct according to a preferred embodiment of the present invention; fig. 2 is a schematic structural diagram of a conventional baking room and an air duct. The baking device with the preheating air duct comprises: bakery 1, slide rail 5 and film canopy 7, 8-12cm department fixed mounting have condenser 2 and host computer and evaporimeter 3 apart from 1 external wind channel in bakery, and bakery 1 includes air intake and air outlet, and bakery 1's air intake play is fixed with air-blower 4, and bakery 1's air outlet and condenser 2's intake pipe intercommunication, and condenser 2's gas outlet passes through pipe connection to on the evaporimeter.

It should be noted that: the existing baking room 1a is in closed circulation by circulating air in the drying process, an air source heat pump transfers energy from the environment and has different pump heat capacities along with the change of the environment temperature, the main machine part and the evaporation device 3a are close to an air outlet 21a of a baking room box and an air inlet 22a of the baking room box, a gap of more than 10cm is enough, the main machine part and the evaporation device are as compact as possible, a condensation device 2a of the main machine part and the evaporation device is arranged in an outer air duct of the baking room 1a, the purpose of compactness is achieved, when the environment temperature is lower than 14 ℃, the highest temperature which can be provided by an R22 refrigerant is only 68 ℃, the normal operation cannot be guaranteed when the load demand exists in the baking room, and the.

In the concrete implementation process, as shown in fig. 1, two slide rails 5 that the specification is the same are fixed mounting respectively at the top of bakery 1, and install multiunit film canopy pillar 6 on two slide rails 5, film canopy 7 is installed on film canopy pillar 6, and offer the new trend that is used for introducing the new trend on the film canopy 7 and introduce a mouthful 8, two slide rails 5 are close to film canopy pillar 6 that the new trend introduced a mouthful 8 and pass through slider and 5 sliding connection of slide rail, and the slider passes through the fix with screw on slide rail 5, two slide rails 5 keep away from film canopy pillar 6 fixed mounting that the new trend introduced a mouthful 8 on slide rail 5.

The evaporator comprises an air source heat pump, a shell is covered outside the air source heat pump, the shell of the air source heat pump is communicated with the fresh air inlet 8 through a guide pipe, and an evaporation outlet is formed in the top of a shell of the air source heat pump.

It should be noted that: constructing a plastic film air duct at the height of 10-15cm from the top of the baking room 1, supporting the plastic film air duct by using a plurality of film shed support columns 6, fixing the plastic film air duct at the top of the whole baking room 1, and paving a film shed 7 on the film shed support columns 6; a film shed 7 is arranged from the baking room 1 to the edge of the external air duct, and the film shed support 6 can be moved and folded to be close to the baking room 1, so that the area of the main machine and the evaporator 3 is kept away; at host computer and 3 high continuation application film canopy pillars 6 of evaporimeter, with surround host computer and evaporimeter 3, but an mouthful is opened at host computer and 3 exit regions of evaporimeter, regional part with air inlet and air-out, this part still can be along with the part of connecting folding packing up together in order being close to bakery 1, start the heating device of bakery 1, rely on new trend introduction port 8, introduce the air in new trend entering circulation channel in to bakery 1, with improve new trend entering bakery state, thereby reach energy-conserving effect, the moist hot air that comes out bakery 1 air outlet introduces the outside casing of air source heat pump, and with casing inner space and the heat transfer of hydrofuge air current in order to promote ambient temperature, also introduce the casing inner space with the new trend and improve ambient temperature simultaneously.

In the implementation process, the film shed 7 used as the air duct can be made of film-type easily-coated materials, so that the cost is low, and the processing and manufacturing are convenient, so that the material selection is not limited to plastic films.

The utility model provides a baking equipment with preheat wind channel's theory of operation as follows:

the film shed 7 is paved on the top of the baking room 1, when the baking room 1 needs 68 ℃, the outer wall surface of the baking room 1 has 28 ℃, air with 10 ℃ of environment passes through a flow channel with 8 meters long, the air is sufficiently heated to be more than 18 ℃, the heat load of 68 ℃ is sufficiently provided at the moment, so as to meet the baking temperature and the heat negative in the dry rib stage, the hot air provided at the moment is used as the ambient air of an air source heat pump, the evaporation pressure of the heat pump is improved, so as to ensure the condensation pressure, the exhaust temperature and the heat performance of the heat pump, the temperature requirement of other stages is lower than 68 ℃, certainly, the air channel can be better ensured, when the ambient temperature in the daytime is increased and does not need to be utilized, the sliding slide block can fold the air channel, the ambient air is used, the ambient temperature in the daytime is not enough, the heat pump performance is still utilized to be improved by the air channel, so that the air channel is, the heat pump air duct can be folded to keep flexibility, the air duct heats the ambient air by utilizing heat leakage of the heat insulation material of the baking room 1, the ambient air can be used as the ambient air energy of the heat pump evaporator, the exhaust temperature of the heat pump and larger heat load output can be effectively improved, normal operation and heat of the heat pump at night are ensured, and when wet-removing hot air exists, the evaporator is introduced to improve the operation parameters of the heat pump, the energy efficiency is improved, stable operation is realized, energy is saved, and the efficiency is improved.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The above embodiments are only embodiments of the present invention, and not intended to limit the scope of the present invention, and all the equivalent structures or equivalent processes used in the specification and drawings of the present invention can be changed or directly or indirectly used in other related technical fields, and all the same principles are included in the scope of the present invention.

Claims

1. A baking apparatus with a pre-heating air duct, comprising:

a baking room (1);

the two slide rails (5) with the same specification are respectively and fixedly installed at the top of the baking room (1), and a plurality of groups of thin film shed support columns (6) are installed on the two slide rails (5);

film canopy (7), install on film canopy pillar (6) film canopy (7), and offer on film canopy (7) and be used for introducing the new trend of new trend and introduce mouth (8).

2. The toasting device with pre-heating air duct according to claim 1, characterized in that a condenser (2) and a main machine and an evaporator (3) are fixedly installed at a distance of 8-12cm from the external air duct of the toasting room (1).

3. The toasting device with the pre-heating air duct according to claim 1, wherein the two film canopy struts (6) of the slide rails (5) near the fresh air intake (8) are slidably connected with the slide rails (5) through slide blocks, the slide blocks are fixed on the slide rails (5) through screws, and the two film canopy struts (6) of the slide rails (5) far away from the fresh air intake (8) are fixedly installed on the slide rails (5).

4. The toasting device with pre-heating air duct according to claim 1, characterized in that the end of the air inlet of the film hood (7) covers the condenser (2), the main unit and the evaporator (3) and the air inlet of the toasting room (1) downwards.

5. The roasting device with the preheating air duct according to claim 1, wherein the roasting chamber (1) comprises an air inlet and an air outlet, the air inlet of the roasting chamber (1) is fixed with an air blower (4), the air outlet of the roasting chamber (1) is communicated with the air inlet pipe of the condenser (2), and the air outlet of the condenser (2) is connected to the evaporator through a pipeline.

6. The roasting apparatus with the preheating air duct according to claim 5, wherein the evaporator comprises an air source heat pump, the air source heat pump is externally covered by a housing, the housing of the air source heat pump is communicated with the fresh air inlet (8) through a conduit, and the top of the housing of the air source heat pump is provided with an evaporation outlet.