CN103574897B - Integral air energy water heater - Google Patents

Abstract

The invention discloses an integral air energy water heater, which comprises a main unit and a water tank unit which are arranged up and down and can be separated. , a throttling element and a fan, the water tank unit includes a water tank shell, an inner tank and a condenser placed in the water tank shell, the bottom of the host shell is detachably connected to the top of the water tank shell through a connecting piece, The condenser communicates with the compressor, the four-way valve, the evaporator and the throttling element through connecting pipes and pipe joint assemblies to form a heat exchange working medium circulation loop. The integrated air energy water heater provided by the present invention adopts the structural form in which the host unit and the water tank unit are separated, and has the advantages of convenient installation and maintenance, high production efficiency and low transportation cost.

Description

Integral air energy water heater

technical field

The invention relates to a water storage heater using a heat pump, in particular to an integral air energy water heater.

Background technique

Air energy heat pump water heaters are divided into two types: integral type and split type. The integral air energy water heater is mainly composed of the upper host part (including compressor, evaporator, four-way valve, electrical box components, throttling element, fan, etc.) and the lower part. The water tank part (including the water tank inner body and the condensing coil), the host part and the water tank part are separated by a load-bearing partition, and are integrally packaged in the shell. The compressor, four-way valve, condenser, throttling element and evaporator are connected to form a heat exchange working medium circulation loop. The integral air energy water heater has the advantages of high efficiency and energy saving, small installation space, convenient use, and stylish appearance. However, when the existing integrated air energy water heater is produced, the water tank part, the main engine compressor, the condenser and other parts are usually installed on the top of the water tank, and the production is limited by the water tank parts, and the production efficiency is low; moreover, the transportation process Due to the problem that the compressor cannot be placed upside down, it can only be placed upright, the height is high, and it cannot be stacked, which greatly increases the transportation cost.

Contents of the invention

In view of the above-mentioned current state of the art, the technical problem to be solved by the present invention is to provide an integral air energy water heater, which is easy to install, high in production efficiency, and low in transportation cost.

The technical solution adopted by the present invention to solve the above-mentioned technical problems is: an integral air energy water heater, including a main unit and a water tank unit arranged up and down and detachable, the main unit includes a main unit shell, and the main unit placed in the main unit shell Compressor, four-way valve, evaporator, throttling element and fan, the water tank unit includes a water tank shell, an inner tank and a condenser placed in the water tank shell, the bottom of the main machine shell and the water tank shell The top is detachably connected by a connecting piece, and the condenser communicates with the compressor, the four-way valve, the evaporator and the throttling element through a connecting pipe and a pipe joint assembly to form a heat exchange working fluid cycle circuit.

In one of the embodiments, the shell of the main engine includes a shell of the main engine and a chassis, and the compressor, the evaporator and the fan are respectively fixedly installed on the chassis; the shell of the water tank includes a shell of the water tank, a top cover and bottom cover.

In one of the embodiments, the chassis and the top cover are connected by bolts.

In one of the embodiments, more than two studs are provided at intervals along the circumferential direction on the top cover, mounting holes corresponding to the studs are provided on the chassis, and the studs pass through The mounting holes are fastened by nuts.

In one of the embodiments, the top cover is a disc-shaped structure, and one or more positioning protrusions are arranged on the inner wall of the top cover along the circumference, the chassis is placed in the top cover, and The edge of the chassis is provided with a positioning groove matching with the positioning protrusion, and the positioning protrusion is located in the positioning groove.

In one of the embodiments, a water receiving groove is provided on the upper surface of the top cover corresponding to the evaporator.

In one of the embodiments, the pipe joint assembly is a quick pipe joint assembly.

In one of the embodiments, the lower end of the host casing is sleeved on the top cover.

In one embodiment, the water tank housing includes a middle section of the casing and a lower section of the casing connected in sequence from top to bottom, the middle section of the casing has a structure of equal diameter, and the diameter of the lower section of the casing gradually increases from the upper end to the lower end.

The integrated air energy water heater provided by the present invention adopts a structure in which the host unit and the water tank unit are separated, which breaks through the technical bottleneck in the production and installation process of the existing integrated air energy water heater. Compared with the prior art, it has the following benefits Effect:

1. Since the main unit and the water tank unit are separable structures, the production, testing and packaging of the main unit and the water tank unit can be carried out separately, and they can be assembled into one when they need to be assembled. In this way, the production of the main unit and the production of the water tank unit can be realized at the same time. The production is the same as that of the machine, which greatly improves the production efficiency;

2. Because the host unit and water tank unit can be assembled and disassembled, it also brings great convenience to maintenance, and it can also be easily replaced when there is a need to replace the water tank or heat pump;

3. During transportation, the main unit and the water tank unit can be packaged separately, which is equivalent to the transportation of a split machine, which not only greatly reduces the transportation cost, but also avoids the quality hazard caused by the tilting of the compressor during the transfer process.

It can be seen that the integrated air energy water heater provided by the present invention has the advantages of convenient installation and maintenance, high production efficiency and low transportation cost, and can greatly enhance the market competitiveness of the product.

Description of drawings

Fig. 1 is a structural schematic diagram of an integral air energy water heater in one of the embodiments of the present invention, showing the state when it is separated;

Fig. 2 is a three-dimensional schematic diagram of some parts of the host unit shown in Fig. 1;

Fig. 3 is a front structural schematic diagram of the chassis of the host unit shown in Fig. 1;

Fig. 4 is a three-dimensional schematic diagram of the water tank unit shown in Fig. 1;

Fig. 5 is a schematic structural view of the integrated air energy water heater shown in Fig. 1, showing the state when they are assembled together.

In the above figures, 10-main engine unit, 11-main engine shell, 111-chassis, 111a-compressor installation position, 111b-evaporator installation position, 111c-fan installation position, 111d-shroud installation position, 111e-installation Hole, 111f-through hole, 111g-positioning groove, 12-compressor, 13-evaporator, 14-fan, 15-first pipe joint, 16-host connecting pipe, 17-shroud, 18-cross Valve, 20-water tank unit, 21-water tank shell, 211-water tank shell, 211a-the middle part of the shell, 211b-the lower part of the shell, 212-top cover, 212a-positioning protrusion, 212b-water receiving groove, 213-bottom cover , 22-second pipe joint, 23-water tank connecting pipe, 24-stud.

detailed description

The present invention will be described in detail below with reference to the accompanying drawings and examples. It should be noted that, in the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

As shown in Figure 1, the integrated air energy water heater in one of the embodiments of the present invention includes a main unit 10 and a water tank unit 20 which are arranged up and down and can be separated, wherein the main unit 10 includes a main unit casing 11, a compressor 12, four Through valve 18, evaporator 13, throttling element (not shown on the figure), blower fan 14, guide cover 17 and two main engine connecting pipes 16, one end of two described main engine connecting pipes 16 is respectively connected with the four-way The valve 18 is connected to the throttling element, and the other end is provided with a first pipe joint 15; the water tank unit 20 includes a water tank shell 21, an inner tank body (not shown in the figure), and a condenser (not shown in the figure) and two water tank connecting pipes 23, one end of the two water tank connecting pipes 23 is respectively connected to the two ends of the condenser, and the other end is provided with a second pipe joint 22 matched with the first pipe joint 15. A pipe joint assembly is composed of the first pipe joint 15 and the second pipe joint 22, and the pipe joint assembly is preferably a quick pipe joint assembly. When assembling, the bottom of the host casing 11 is detachably connected to the top of the water tank casing 21 through a connecting piece, and the first pipe joint 15 is connected to the second pipe joint 22, so that the compressor 12 , the four-way valve 18, the evaporator 13, the throttling element and the condenser are in communication to form a heat exchange working fluid circulation loop.

As shown in Fig. 2 and Fig. 3, the host housing 11 includes a host housing (not shown in the figure) and a chassis 111, and the chassis 111 is provided with a compressor installation position 111a, an evaporator installation position 111b, a fan installation position 111c and The shroud mounting position 111d is used to respectively install the compressor 12 , the evaporator 13 , the fan 14 and the shroud 17 , and a plurality of mounting holes 111e connected to the water tank unit 20 are arranged at intervals in the circumferential direction of the chassis 111 .

As shown in FIG. 4 , the water tank shell 21 includes a water tank shell 211 , a top cover 212 and a bottom cover 213 , and the top cover 212 is provided with studs 24 corresponding to the installation holes 111 e. During assembly, the chassis 111 is docked with the top cover 212 , and the studs 24 pass through the installation holes 111 e and are fastened by nuts, so that the host unit 10 and the water tank unit 20 are integrated. Of course, the host unit 10 and the water tank unit 20 may also be connected by other detachable connections such as buckles, in addition to the connection by bolts. Preferably, the top cover 212 is a plate-shaped structure, and one or more positioning protrusions 212a are arranged on the inner wall of the top cover 212 along the circumference, the chassis 111 is placed in the top cover 212, and A positioning groove 111g matching the positioning protrusion 212a is provided on the edge of the chassis 111, and the positioning protrusion 212a is located in the positioning groove 111g to prevent the host unit 10 and the water tank unit 20 from rotating with each other. Preferably, a water receiving groove 212 b is provided on the upper surface of the top cover 212 corresponding to the evaporator 13 to prevent the condensed water generated by the evaporator 13 from entering the water tank unit 20 .

Preferably, the water tank connecting pipe 23 protrudes from the top cover 212 , and a through hole 111 f (as shown in FIG. 3 ) is provided on the chassis 111 for the water tank connecting pipe 23 to pass through.

Preferably, in order to make the whole look beautiful, the water tank housing 211 includes a middle shell section 211a and a lower shell section 211b which are sequentially connected from top to bottom. get bigger.

Since the main unit 10 and the water tank unit 20 are detachable structures, the production, testing and packaging of the main unit 10 and the water tank unit 20 can be carried out separately, and they can be assembled into one body when they need to be assembled. This production process is equivalent to the production of split machines. The method greatly improves the production efficiency of the integral water heater, and the subsequent model maintenance is also very convenient. In addition, this structure can also be realized. The host unit 10 and the water tank unit 20 are packaged separately, and then the water tank shell 21 is removed when the customer installs, and the host unit 10 is assembled on the water tank unit 20. The base of the host unit 10 is connected with the water tank unit. 20 for docking, the two are integrated by bolts, and then the first pipe joint 15 on the main machine connecting pipe 16 of the main unit 10 is connected to the second pipe joint 22 of the upper water tank unit 20, and finally the main machine shell is installed, so that the transport The water tank unit 20 can be placed upside down, and the host unit 10 can be stacked to achieve the same transportation mode as the split machine, and the transportation cost can be minimized.

It can be seen that the integrated air energy water heater provided by the embodiment of the present invention has the advantages of convenient installation and maintenance, high production efficiency and low transportation cost, and can greatly improve the market competitiveness of the product.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (9)

1. a monoblock type air-source water heater, it is characterised in that include setting up and down and separable master Machine unit and tank unit, described main computer unit includes host housing, be placed in the compressor in this host housing, Cross valve, evaporimeter, restricting element and blower fan, described tank unit includes tank shell, is placed in this water tank The top of the inner lining in shell and condenser, the bottom of described host housing and described tank shell is by even Fitting is detachably connected, and described condenser passes through connecting tube and tube joint assembly and described compressor, described Cross valve, described evaporimeter are connected with described restricting element and form heat-exchange working medium closed circuit.

2. monoblock type air-source water heater according to claim 1, it is characterised in that outside described main frame Shell includes host shell and chassis, and described compressor, described evaporimeter and described blower fan are respectively and fixedly installed to On this chassis；Described tank shell includes tank shell, top cover and bottom.

3. monoblock type air-source water heater according to claim 2, it is characterised in that described chassis with Described top cover is bolted.

4. monoblock type air-source water heater according to claim 3, it is characterised in that at described top cover It upper circumferentially spaced is provided with plural stud, described chassis is provided with corresponding with described stud Installing hole, described stud is passed through after described installing hole and is fastened by nut.

5. monoblock type air-source water heater according to claim 2, it is characterised in that described top cover is Disk-like structure, and circumferentially arranged on the inwall of this top cover have one or more positioning convex, described chassis It is positioned in described top cover, and on the edge on this chassis, be provided with the positioning matching with described positioning convex Groove, described positioning convex is positioned at this detent.

6. monoblock type air-source water heater according to claim 2, it is characterised in that in described evaporation It is provided with water receiving groove on the upper surface of the described top cover corresponding to device.

7. monoblock type air-source water heater according to claim 2, it is characterised in that described pipe joint Assembly is quick coupling assembly.

8. monoblock type air-source water heater according to claim 2, it is characterised in that described main case The lower end of body is socketed on described top cover.

9. monoblock type air-source water heater as claimed in any of claims 2 to 8, its feature exists In described tank shell includes shell stage casing and the housing lower section being from top to bottom sequentially connected with, this shell stage casing For equal diameter structure, the diameter of this housing lower section becomes larger from upper end to lower end.