CN217722182U

CN217722182U - Greenhouse heat pump constant temperature and humidity system

Info

Publication number: CN217722182U
Application number: CN202221243668.5U
Authority: CN
Inventors: 胡传品; 李强
Original assignee: Anhui Nanguo Energy Saving Technology Development Co ltd
Current assignee: Anhui Nanguo Energy Saving Technology Development Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-11-04
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a big-arch shelter heat pump constant temperature and humidity system relates to big-arch shelter heat pump application technical field. The utility model discloses a big-arch shelter, public water net, heat storage water tank, heat pump set and outlet pipe, heat pump set include quick-witted case, install temperature sensor, humidity transducer and controller in the big-arch shelter, and the upper and lower two parts in air-out chamber and air inlet chamber are separated into with the inner chamber of quick-witted case to the fan module, installs air humidifier in the big-arch shelter. The heat pump unit is arranged, so that the refrigerating and heating requirements in the greenhouse are met, the constant temperature requirement in the greenhouse is further met, the humidity sensor with high energy efficiency and obvious energy-saving effect is used for detecting the humidity in the greenhouse, the air humidifier is used for humidifying the air in the greenhouse, and the constant temperature and humidity environment in the greenhouse is realized; the heat storage mode of the heat storage water tank is started to ensure that the heat pump unit can normally operate in a low-temperature environment.

Description

Greenhouse heat pump constant temperature and humidity system

Technical Field

The utility model belongs to the technical field of the big-arch shelter heat pump is used, especially, relate to a big-arch shelter heat pump constant temperature and humidity system.

Background

With the continuous improvement of living standard of people, the planting industry and the breeding industry are developed rapidly. The greenhouse is a necessary basic facility for the planting industry and the breeding industry. The temperature in the greenhouse can change greatly due to the natural phenomenon of day and night. How to adjust the temperature in the greenhouse is a problem which needs to be solved by the greenhouse.

In the prior greenhouse constant temperature system, a gas boiler is generally adopted for heating, and then radiation heat supply is carried out up and down through radiation pipes laid up and down in the greenhouse, but the constant temperature mode requires large temperature difference due to radiation heat exchange, so that the temperature difference in the greenhouse is bound to exist, the heat supply temperature in the greenhouse cannot be ensured to be uniform, the constant temperature effect is influenced, the gas boiler is used for heating, the energy consumption is large, energy is not saved, and in addition, the constant temperature and humidity conditions in the greenhouse cannot be ensured under the extreme climate condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a big-arch shelter heat pump constant temperature and humidity system refrigerates and the demand that heats to big-arch shelter inside through setting up the heat pump unit, and air humidifier is to the air humidifying in the big-arch shelter to solve the above-mentioned problem that provides.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a greenhouse heat pump constant temperature and humidity system, which comprises a greenhouse, a public water network, a heat storage water tank, a heat pump unit and a water outlet pipe; the top of the outer side of the greenhouse is fixedly provided with a solar heater; the inlet of a heat collection pipeline of the solar heater is communicated with a public water network through a circulating water pump; the outlet of the heat collection pipeline of the solar heater is communicated with the water inlet of the heat storage water tank; the heat pump unit comprises a case; a first heat exchanger is arranged in the case; one end of the water outlet pipe is communicated with a water outlet of the heat storage water tank; the other end of the water outlet pipe is communicated with a water inlet of the first heat exchanger; a temperature sensor, a humidity sensor and a controller are arranged in the greenhouse; the temperature sensor and the humidity sensor are in signal connection with the controller; an air humidifier is installed in the greenhouse; the first heat exchanger and the air humidifier are both electrically connected with the controller.

As a preferred technical solution of the present invention, the heat pump unit further includes a compressor, a second heat exchanger, and a fan module; the fan module divides the inner cavity of the case into an upper part and a lower part of an air outlet cavity and an air inlet cavity.

As a preferred technical scheme of the utility model, the negative pressure side of the fan module is communicated with the air inlet cavity; and the positive pressure side of the fan module is communicated with the air outlet cavity.

As a preferred technical scheme of the utility model, the first heat exchanger, the compressor and the second heat exchanger are all fixedly arranged in the air inlet cavity; the second heat exchanger is close to the negative pressure side of the fan module; the compressor and the second heat exchanger are both electrically connected with the controller.

As a preferred technical scheme of the utility model, an air inlet is arranged in the air inlet cavity; the air inlet is positioned below the second heat exchanger; the air inlet is communicated with the interior of the greenhouse through an air return pipe.

As a preferred technical scheme of the utility model, an air outlet is arranged in the air outlet cavity; the air outlet is communicated with the interior of the greenhouse through an air inlet pipe.

As a preferred technical scheme of the utility model, an air inlet valve is arranged in the air inlet; an air outlet valve is arranged in the air outlet; the air inlet valve and the air outlet valve are electrically connected with the controller.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up heat pump set, satisfy the inside refrigeration of big-arch shelter and the demand that heats, and then realized homothermal demand in the big-arch shelter, the efficiency is high and energy-conserving effect obviously humidity transducer detects carrying out the humidity in to the big-arch shelter, and air humidifier realizes the constant temperature and humidity environment in the big-arch shelter to the air humidifying in the big-arch shelter.

2. The utility model discloses an outside top fixed mounting at the big-arch shelter has solar heater, solar heater's thermal-arrest pipeline entry is linked together through circulating water pump and public water net, solar heater's thermal-arrest pipeline export is linked together with hot water storage tank's water inlet, quick-witted incasement installs first heat exchanger, the one end of outlet pipe is linked together with hot water storage tank's delivery port, the other end of outlet pipe is linked together with first heat exchanger 8's water inlet, on daytime, solar heater stores in hot water storage tank after with public water net's cold water heating and carry, when waiting to night, first heat exchanger is opened to the controller, heat pump set is in the refrigeration operation, first heat exchanger needs the heat that absorbs the hot water storage tank normal operating under the low temperature environment, consequently, can ensure heat pump set through the heat accumulation mode of opening hot water storage tank.

Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a greenhouse heat pump constant temperature and humidity system of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-greenhouse, 2-public water network, 3-heat storage water tank, 4-solar heater, 5-cabinet, 6-circulating water pump, 7-heat collection pipe, 8-first heat exchanger, 9-water outlet pipe, 10-temperature sensor, 11-humidity sensor, 12-controller, 13-air humidifier, 14-compressor, 15-second heat exchanger, 16-fan module, 17-air outlet chamber, 18-air inlet chamber, 19-air inlet, 20-air return pipe, 21-air outlet, 22-air inlet pipe, 23-air inlet valve and 24-air outlet valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1, the utility model relates to a greenhouse heat pump constant temperature and humidity system, which comprises a greenhouse 1 and a heat pump unit. The greenhouse 1 is internally provided with a temperature sensor 10 and a controller 12, and the temperature sensor 10 is in signal connection with the controller 12.

The heat pump unit comprises a case 5, a compressor 14, a second heat exchanger 15 and a fan module 16. The fan module 16 divides the inner cavity of the chassis 5 into an upper part and a lower part of an air outlet cavity 17 and an air inlet cavity 18. The negative pressure side of the fan module 16 is communicated with the air inlet cavity 18, and the positive pressure side of the fan module 16 is communicated with the air outlet cavity 17. The compressor 14 and the second heat exchanger 15 are both fixedly installed in the air inlet cavity 18, the second heat exchanger 15 is close to the negative pressure side of the fan module 16, and the compressor 14 and the second heat exchanger 15 are both electrically connected with the controller 12.

An air inlet 19 is arranged in the air inlet cavity 18, the air inlet 19 is positioned below the second heat exchanger 15, and the air inlet 19 is communicated with the interior of the greenhouse 1 through a return air pipe 20. An air outlet 21 is arranged in the air outlet cavity 17, and the air outlet 21 is communicated with the interior of the greenhouse 1 through an air inlet pipe 22. An air inlet valve 23 is arranged in the air inlet 19, an air outlet valve 24 is arranged in the air outlet 21, and the air inlet valve 23 and the air outlet valve 24 are both electrically connected with the controller 12.

In this embodiment: the compressor 14, the second heat exchanger 15 and the fan module 16 are arranged in an inner cavity of a case 5 of the heat pump unit 5, the controller 12 opens the air inlet valve 23 and the air outlet valve 24, and the inside of the greenhouse 1 is communicated with the inner cavity of the case 5 through the arrangement of the air inlet 19 and the air outlet 21 to form a circulation air path. The controller 12 monitors the temperature in the greenhouse 1 in real time through the temperature sensor 10, when the temperature in the greenhouse 1 is too high, hot air in the greenhouse 1 enters the air inlet cavity 18 of the case 5 through the air inlet 19, the controller 12 drives the second heat exchanger 15 to cool the hot air to form cold air, and the cold air is fed back into the greenhouse 1 under the action of the fan module 16, so that the purpose of refrigeration is achieved; when the temperature in the greenhouse 1 is too low, cold air in the greenhouse 1 enters an air inlet cavity 18 of the chassis 5 through an air inlet 19, the controller 12 drives the second heat exchanger 15 to heat the cold air to form hot air, and the hot air is fed back into the greenhouse 1 under the action of the fan module 16, so that the heating purpose is achieved; therefore, the utility model can meet the requirements of refrigeration and heating inside the greenhouse 1, and further realize the requirement of constant temperature inside the greenhouse 1; high energy efficiency and obvious energy-saving effect.

Example two

The technical solution is based on the first embodiment. Please refer to fig. 1, the utility model further comprises a public water network 2, a heat storage water tank 3 and a water outlet pipe 9, a solar heater 4 is fixedly installed at the top of the outer side of the greenhouse 1, the inlet of the heat collection pipe 7 of the solar heater 4 is communicated with the public water network 2 through a circulating water pump 6, and the outlet of the heat collection pipe 7 of the solar heater 4 is communicated with the water inlet of the heat storage water tank 3. A first heat exchanger 8 is installed in the case 5, the first heat exchanger 8 is fixedly installed in the air inlet cavity 18, and the first heat exchanger 8 is electrically connected with the controller 12. One end of the water outlet pipe 9 is communicated with the water outlet of the heat storage water tank 3, and the other end of the water outlet pipe 9 is communicated with the water inlet of the first heat exchanger 8.

In this embodiment: in daytime, solar heater 4 is with the cold water heating back of public water net 2 and carry into storage in the hot water storage tank 3, waits to the night-time, and first heat exchanger 8 is opened to controller 12, and heat pump set is in the refrigeration operation, and first heat exchanger 8 needs to absorb the heat of hot water in the hot water storage tank 3 and evaporates, consequently, can ensure heat pump set ability normal operating under the low temperature environment through the heat accumulation mode of opening hot water storage tank 3.

EXAMPLE III

Based on the technical solution described in the second embodiment, please refer to fig. 1, a humidity sensor 11 and an air humidifier 13 are installed in the greenhouse 1, the humidity sensor 11 is in signal connection with a controller 12, and the air humidifier 13 is electrically connected with the controller 12. The controller 12 detects the humidity in the greenhouse 1 through the humidity sensor 11, and the controller 12 humidifies the air in the greenhouse 1 through the air humidifier 13, so that a constant-temperature and constant-humidity environment in the greenhouse 1 is realized.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a big-arch shelter heat pump constant temperature and humidity system which characterized in that: comprises a greenhouse (1), a public water network (2), a heat storage water tank (3), a heat pump unit and a water outlet pipe (9);

the top of the outer side of the greenhouse (1) is fixedly provided with a solar heater (4); the inlet of a heat collection pipeline (7) of the solar heater (4) is communicated with the public water network (2) through a circulating water pump (6); an outlet of a heat collection pipeline (7) of the solar heater (4) is communicated with a water inlet of the heat storage water tank (3);

the heat pump unit comprises a case (5); a first heat exchanger (8) is arranged in the case (5);

one end of the water outlet pipe (9) is communicated with a water outlet of the heat storage water tank (3); the other end of the water outlet pipe (9) is communicated with a water inlet of the first heat exchanger (8);

a temperature sensor (10), a humidity sensor (11) and a controller (12) are arranged in the greenhouse (1); the temperature sensor (10) and the humidity sensor (11) are in signal connection with the controller (12);

an air humidifier (13) is installed in the greenhouse (1); the first heat exchanger (8) and the air humidifier (13) are electrically connected with the controller (12).

2. The greenhouse heat pump constant temperature and humidity system of claim 1, wherein: the heat pump unit also comprises a compressor (14), a second heat exchanger (15) and a fan module (16); the fan module (16) divides the inner cavity of the case (5) into an air outlet cavity (17) and an air inlet cavity (18).

3. The greenhouse heat pump constant temperature and humidity system of claim 2, wherein: the negative pressure side of the fan module (16) is communicated with the air inlet cavity (18); and the positive pressure side of the fan module (16) is communicated with the air outlet cavity (17).

4. The greenhouse heat pump constant temperature and humidity system of claim 3, wherein: the first heat exchanger (8), the compressor (14) and the second heat exchanger (15) are all fixedly arranged in the air inlet cavity (18); the second heat exchanger (15) is close to the negative pressure side of the fan module (16); the compressor (14) and the second heat exchanger (15) are both electrically connected with the controller (12).

5. The greenhouse heat pump constant temperature and humidity system of claim 4, wherein: an air inlet (19) is arranged in the air inlet cavity (18); the air inlet (19) is positioned below the second heat exchanger (15); the air inlet (19) is communicated with the interior of the greenhouse (1) through an air return pipe (20).

6. The greenhouse heat pump constant temperature and humidity system of claim 5, wherein: an air outlet (21) is arranged in the air outlet cavity (17); the air outlet (21) is communicated with the interior of the greenhouse (1) through an air inlet pipe (22).

7. The greenhouse heat pump constant temperature and humidity system according to claim 6, wherein: an air inlet valve (23) is arranged in the air inlet (19); an air outlet valve (24) is arranged in the air outlet (21); the air inlet valve (23) and the air outlet valve (24) are electrically connected with the controller (12).