CN210718207U

CN210718207U - Air energy heat pump with descaling function

Info

Publication number: CN210718207U
Application number: CN201921797464.4U
Authority: CN
Inventors: 张亚宁; 张立辉
Original assignee: Hunan Ewavv New Energy Technology Co ltd
Current assignee: Hunan Ewavv New Energy Technology Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-09
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses an air energy heat pump with scale removal function, which comprises a shell, wherein a water storage cylinder and a cold medium circulating pipeline are arranged in the shell, the cold medium circulating pipeline comprises an evaporator, a compressor, a heat exchange coil and a throttling device which are connected in a circulating way, a water inlet pipe and a water outlet pipe are arranged on the water storage cylinder, a blow-off pipe is also arranged at the bottom end of the water storage cylinder, the heat exchange coil is positioned at the middle position of the water storage cylinder, a scale removal cylinder is sleeved in the water storage cylinder, a scale removal motor is arranged on the side wall of the water storage cylinder, the scale removal cylinder is in transmission connection with a rotating shaft of the scale removal motor, and a scale removal brush is arranged at one end; a control switch is arranged on the sewage discharge pipe; the shell is also provided with a controller which is electrically connected with the compressor, the scale cleaning motor and the control switch. This scheme is through the setting of a scale removal motor and a scale removal section of thick bamboo, can clear up the incrustation scale on heat exchange coil pipe top layer to derive it through the blow off pipe, greatly reduced the scale removal degree of difficulty, improve scale removal efficiency, the practicality is strong.

Description

Air energy heat pump with descaling function

Technical Field

The utility model belongs to the technical field of energy-conserving house, especially belong to an air energy heat pump with scale removal function.

Background

An air energy heat pump water heater, also called an air energy water heater, is a device for producing hot water by absorbing heat from air by using the working principle of a heat pump. The air energy heat pump water heater transfers heat in the environment to water by enabling a refrigerant to continuously complete a thermodynamic cycle process of evaporation, compression, condensation, throttling and re-evaporation. The electric power consumption of the air energy heat pump water heater is only one fourth of that of an electric water heater generally, the air energy heat pump water heater does not need to rely on sunlight for heat collection like a solar water heater, and the work of the air energy heat pump is realized through refrigerant heat exchange, so that an electric heating element is not needed to be in contact with water, the potential safety hazards of electric leakage and dry burning like the electric water heater are avoided, the danger of explosion and poisoning is avoided, the air energy heat pump water heater is very safe to use, the air energy heat pump water heater is also very environment-friendly, and the service life can reach 15.

The air energy heat pump transfers the heat of a heat medium into water through a heat exchange tube, the existing heat exchange tube is an external heat exchange tube, namely the heat exchange tube is wound on the periphery of a water tank to heat water in the water tank, the heating mode is insufficient in heat exchange, the water in the middle of the water tank is heated at a low speed, the heat exchange tube arranged outside has high heat loss and high energy consumption; the other type is a built-in heat exchange tube, a double-layer coil is arranged in a water tank to heat water, the double-layer coil greatly increases the heat exchange area, the heat transfer efficiency is high, the energy consumption is low, the heat exchange tube of the double-layer coil is easy to scale in water after being arranged in the water for a long time, the heat exchange effect of the heat exchange tube is increasingly poor along with the increase of scale on the outer wall of the heat exchange tube, the energy consumption is also gradually increased, most of the existing scale cleaning modes are that the heat exchange coil is manually taken out to be cleaned.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the air energy heat pump is convenient for cleaning water scale.

The utility model adopts the technical scheme as follows: an air energy heat pump with a descaling function comprises a shell, wherein a water storage cylinder and a cold medium circulating pipeline are arranged in the shell, the cold medium circulating pipeline comprises an evaporator, a compressor, a heat exchange coil and a throttling device which are connected in a circulating mode, a water inlet pipe and a water outlet pipe are arranged on the water storage cylinder, a blow-off pipe is further arranged at the bottom end of the water storage cylinder, the heat exchange coil is located in the middle of the water storage cylinder, a descaling cylinder is sleeved in the water storage cylinder, a descaling motor is arranged on the side wall of the water storage cylinder, the descaling cylinder is in transmission connection with a rotating shaft of the descaling motor, and a descaling brush is arranged at one end, close to the heat exchange coil, of the descaling cylinder; the drain pipe is provided with a control switch; the shell is also provided with a controller, and the controller is electrically connected with the compressor, the scale cleaning motor and the control switch. The refrigerant is evaporated at the position of the evaporator and is transmitted to the compressor for compression, then enters the heat exchange coil pipe to exchange heat with water flow in the water storage cylinder for condensation, and then is throttled by the throttling device and continuously enters the evaporator for evaporation, so that the aim of circularly heating the water flow in the water storage cylinder is fulfilled, the water inlet and outlet pipes are arranged for leading the water flow into and out of the water storage cylinder, the scale cleaning cylinder in the water storage cylinder is arranged to rotate under the driving of the scale cleaning motor, so that the scale cleaning brush on the scale cleaning cylinder is driven to synchronously rotate, the scale removing operation is carried out on the heat exchange coil pipe, the drain pipe is arranged for discharging the water flow in the water storage cylinder after scale removal, the purity of household water is ensured, the setting of the control switch can be controlled by controlling the opening and closing of the drain pipe, the whole scale cleaning process only needs to open the scale cleaning motor through the controller, after the water storage barrel is cleaned for a period of time, the control switch is turned on, water flow in the water storage barrel is discharged, and then the control switch is turned off.

Preferably, the side wall of the water storage barrel is provided with a transmission hole, a transmission gear is arranged on a rotating shaft of the scale cleaning motor, a transmission gear ring is arranged on the side wall of the scale cleaning barrel close to the transmission hole, and the transmission gear penetrates through the transmission hole and is matched with the transmission gear ring. The setting of transmission hole is convenient for the pivot of scale removal motor and is connected with the transmission of a scale removal section of thick bamboo, forms transmission effect through drive gear and transmission ring gear, and the controller of being convenient for is to the regulation of a scale removal section of thick bamboo slew velocity, improves control effect.

Preferably, a water storage section of thick bamboo in be provided with two support rings, two support rings are located the both ends of a section of thick bamboo of clearing dirt respectively, the support ring on be provided with the ball groove, the ball inslot be provided with the support ball, the tip of a section of thick bamboo of clearing dirt be provided with be used for with support ball complex annular groove. The arrangement of the support balls on the two support rings and the annular groove on the scale cleaning barrel can limit the upper position and the lower position of the scale cleaning barrel, so that the transmission effect is ensured, meanwhile, the cleaning process of the scale cleaning barrel cannot be influenced due to small rotation friction, and the stability of the device is improved.

Preferably, one end of the scale cleaning barrel close to the water storage barrel is provided with a sealing ring groove, a sealing ring is arranged in the sealing ring groove, the number of the sealing ring grooves is at least two, and the sealing ring grooves are arranged at two ends of the transmission gear ring. The arrangement of the sealing ring grooves (sealing rings) at the two ends of the transmission gear ring can prevent water flow in the water storage cylinder from seeping out from the transmission hole, and the sealing performance of the device is ensured.

Preferably, an electromagnetic switch valve is further arranged on the cold medium circulation pipeline, the electromagnetic switch valve is located between the compressor and the heat exchange coil, and the electromagnetic switch valve is electrically connected with the controller. The electromagnetic switch valve is convenient for control the opening and closing of the whole heating system (namely the cooling medium circulation pipeline), and improves the control effect.

Preferably, the shell in be provided with the evaporating chamber, the evaporimeter be located the evaporating chamber, still be provided with ventilation fan and air outlet on the lateral wall of evaporating chamber, ventilation fan and controller electricity be connected. Setting up of ventilation fan on the evaporating chamber lateral wall for introduce the evaporimeter position with the ambient air, evaporate cold medium matter, the setting of air outlet then can carry out the reutilization (the air can be by the absorbed heat behind the evaporimeter, forms cold air) to the ambient air, can be used to refrigerator refrigeration, air conditioner refrigeration etc. and the practicality is strong.

Preferably, the air outlet is provided with an electromagnetic directional valve, the inlet end of the electromagnetic directional valve is connected with the air outlet, the outlet end of the electromagnetic directional valve is provided with at least two electromagnetic directional valves, and the electromagnetic directional valves are electrically connected with the controller. The setting of the electromagnetic directional valve can control the induced air direction of the air outlet through the controller, at least one end of the outlet of the directional valve is connected with the outdoor, and the other end of the outlet of the directional valve can be used for cooling.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the setting of a scale removal motor and a scale removal section of thick bamboo, can clear up the incrustation scale on heat exchange coil top layer to derive it through the blow off pipe, greatly reduced the scale removal degree of difficulty, improve scale removal efficiency, the practicality is strong.

2. The utility model discloses in, realize the cooperation of drive gear and transmission ring gear through the transmission hole, reduced the transmission loss of intermediate junction, be convenient for install and use, simultaneously, support a scale removal section of thick bamboo through the support ring, guaranteed the upper and lower position of a scale removal section of thick bamboo, improve driven stability.

3. The utility model discloses in, through the setting of evaporating chamber and evaporating chamber air outlet electromagnetic directional valve, can carry out the reutilization to the cold air after the heat absorption, can be used to all kinds of cooling operations, improve application scope.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic sectional view of the present invention.

Fig. 2 is an enlarged schematic view of region a in fig. 1.

Fig. 3 is a schematic top view of the scale removing cylinder of the present invention.

The labels in the figure are: 1-shell, 2-water storage barrel, 3-evaporator, 4-compressor, 5-heat exchange coil, 6-throttling device, 7-water inlet pipe, 8-water outlet pipe, 9-sewage discharge pipe, 10-scale cleaning barrel, 11-scale cleaning motor, 12-scale cleaning brush, 13-control switch, 14-controller, 15-transmission hole, 16-transmission gear, 17-transmission gear ring, 18-support ring, 19-ball groove, 20-support ball, 21-annular groove, 22-sealing ring groove, 23-sealing ring, 24-electromagnetic switch valve, 25-evaporation chamber, 26-ventilation fan, 27-air outlet and 28-electromagnetic reversing valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

As shown in fig. 1, an air energy heat pump with a descaling function comprises a housing 1, wherein a water storage cylinder 2 and a refrigerant circulating pipeline are arranged in the housing 1, the refrigerant circulating pipeline comprises an evaporator 3, a compressor 4, a heat exchange coil 5 and a throttling device 6 which are connected in a circulating manner, a water inlet pipe 7 and a water outlet pipe 8 are arranged on the water storage cylinder 2, a sewage discharge pipe 9 is further arranged at the bottom end of the water storage cylinder 2, the heat exchange coil 5 is located in the middle of the water storage cylinder 2, a descaling cylinder 10 is sleeved in the water storage cylinder 2, a descaling motor 11 is arranged on the side wall of the water storage cylinder 2, the descaling cylinder 10 is in transmission connection with a rotating shaft of the descaling motor 11, and a descaling brush 12 is arranged at one end, close to the heat exchange coil 5, of the descaling cylinder 10; the sewage discharge pipe 9 is provided with a control switch 13; the shell 1 is also provided with a controller 14, and the controller 14 is electrically connected with the compressor 4, the scale cleaning motor 11 and the control switch 13.

Specifically, as shown in fig. 1 and 3, a transmission hole 15 is formed in the side wall of the water storage cylinder 2, a transmission gear 16 is arranged on a rotating shaft of the scale cleaning motor 11, a transmission toothed ring 17 is arranged on the side wall of the scale cleaning cylinder 10, which is close to the transmission hole 15, and the transmission gear 16 penetrates through the transmission hole 15 and is matched with the transmission toothed ring 17.

Specifically, as shown in fig. 1 and 2, two support rings 18 are arranged in the water storage cylinder 2, the two support rings 18 are respectively located at two ends of the scale removing cylinder 10, a ball groove 19 is arranged on the support rings 18, a support ball 20 is arranged in the ball groove 19, and an annular groove 21 used for being matched with the support ball 20 is arranged at the end of the scale removing cylinder 10.

Specifically, as shown in fig. 1 and 2, one end of the scale cleaning cylinder 10 close to the water storage cylinder 2 is provided with a sealing ring groove 22, a sealing ring 23 is arranged in the sealing ring groove 22, the number of the sealing ring grooves 22 is at least two, and the sealing ring grooves 22 are arranged at two ends of the transmission gear ring 17.

Specifically, as shown in fig. 1, an electromagnetic on-off valve 24 is further disposed on the cooling medium circulation pipeline, the electromagnetic on-off valve 24 is located between the compressor 4 and the heat exchange coil 5, and the electromagnetic on-off valve 24 is electrically connected to the controller 14.

Specifically, as shown in fig. 1, an evaporation chamber 25 is disposed in the housing 1, the evaporator 3 is located in the evaporation chamber 25, a ventilation fan 26 and an air outlet 27 are further disposed on a side wall of the evaporation chamber 25, and the ventilation fan 26 is electrically connected to the controller 14.

Specifically, as shown in fig. 1, an electromagnetic directional valve 28 is disposed on the air outlet 27, an inlet end of the electromagnetic directional valve 28 is connected to the air outlet 27, at least two outlet ends of the electromagnetic directional valve 28 are disposed, and the electromagnetic directional valve 28 is electrically connected to the controller 14.

In the using process, firstly, water flow is guided into the water storage barrel 2 through the water inlet pipe 7, then the compressor 4, the electromagnetic switch valve 24 and the ventilation fan 26 are started through the controller 14, a refrigerant in the evaporator 3 is evaporated rapidly under the action of outside hot air, the refrigerant is compressed by the compressor 4 and flows through the heat exchange coil 5 to exchange heat with water in the water storage barrel 2 rapidly, the temperature of the water flow in the water storage barrel 2 is increased, the refrigerant is condensed after the water flow absorbs heat, and then the refrigerant is throttled by the throttling device 6 and continuously enters the evaporator 3 to be evaporated, so that the purpose of circularly heating the water flow in the water storage barrel 2 is achieved, hot water in the water storage barrel 2 can be used through the water outlet pipe 8 at any time in the process, when the water is heated to a preset temperature, the controller 14 closes the compressor 4, the electromagnetic switch valve 24 and the ventilation fan 26, and.

In the descaling process, the controller 14 starts the descaling motor 11, the electromagnetic switch valve 24 and the water inlet pipe 7 are closed, the descaling motor 11 drives the transmission gear 16 to rotate, then the descaling barrel 10 is driven to rotate through a descaling toothed ring, the descaling brush 12 on the descaling barrel 10 can clean the surface layer of the heat exchange coil pipe 5 to remove scale, after a period of time, the controller 14 starts the control switch 13 to remove water flow in the water storage barrel 2 through the sewage discharge pipe 9, then the control switch 13 and the descaling motor 11 are closed, and the water inlet pipe 7 is opened to supplement water to finish descaling.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an air can heat pump with scale removal function, includes casing (1), its characterized in that, casing (1) in be provided with a water storage section of thick bamboo (2) and cold medium matter circulation line, cold medium matter circulation line including circulation connection's evaporimeter (3), compressor (4), heat transfer coil pipe (5) and throttling arrangement (6), water storage section of thick bamboo (2) on be provided with inlet tube (7) and outlet pipe (8), the bottom of water storage section of thick bamboo (2) still is provided with blow off pipe (9), wherein:

the heat exchange coil (5) is positioned in the middle of the water storage barrel (2), a scale cleaning barrel (10) is sleeved in the water storage barrel (2), a scale cleaning motor (11) is arranged on the side wall of the water storage barrel (2), the scale cleaning barrel (10) is in transmission connection with a rotating shaft of the scale cleaning motor (11), and a scale cleaning brush (12) is arranged at one end, close to the heat exchange coil (5), of the scale cleaning barrel (10);

a control switch (13) is arranged on the sewage discharge pipe (9);

the shell (1) is also provided with a controller (14), and the controller (14) is electrically connected with the compressor (4), the scale cleaning motor (11) and the control switch (13).

2. The air energy heat pump with the descaling function according to claim 1, wherein a transmission hole (15) is formed in the side wall of the water storage cylinder (2), a transmission gear (16) is arranged on the rotating shaft of the descaling motor (11), a transmission toothed ring (17) is arranged on the side wall of the descaling cylinder (10) close to the transmission hole (15), and the transmission gear (16) penetrates through the transmission hole (15) and is matched with the transmission toothed ring (17).

3. The air energy heat pump with the descaling function according to claim 1 or 2, wherein two support rings (18) are arranged in the water storage cylinder (2), the two support rings (18) are respectively arranged at two ends of the descaling cylinder (10), a ball groove (19) is arranged on each support ring (18), a support ball (20) is arranged in each ball groove (19), and an annular groove (21) used for being matched with the support ball (20) is arranged at the end of the descaling cylinder (10).

4. The air energy heat pump with the descaling function according to claim 2, wherein one end of the descaling barrel (10) close to the water storage barrel (2) is provided with a sealing ring groove (22), a sealing ring (23) is arranged in the sealing ring groove (22), at least two sealing ring grooves (22) are arranged, and the sealing ring grooves (22) are arranged at two ends of the transmission gear ring (17).

5. The air energy heat pump with the descaling function according to claim 1, wherein the refrigerant medium circulation pipeline is further provided with an electromagnetic switch valve (24), the electromagnetic switch valve (24) is located between the compressor (4) and the heat exchange coil (5), and the electromagnetic switch valve (24) is electrically connected with the controller (14).

6. The air-source heat pump with the descaling function according to claim 1, wherein an evaporation chamber (25) is arranged in the housing (1), the evaporator (3) is located in the evaporation chamber (25), a ventilation fan (26) and an air outlet (27) are further arranged on a side wall of the evaporation chamber (25), and the ventilation fan (26) is electrically connected with the controller (14).

7. The air energy heat pump with the descaling function according to claim 6, wherein the air outlet (27) is provided with a solenoid directional valve (28), the inlet end of the solenoid directional valve (28) is connected with the air outlet (27), the outlet end of the solenoid directional valve (28) is provided with at least two, and the solenoid directional valve (28) is electrically connected with the controller (14).