CN211400863U

CN211400863U - Instant-heating semi-positive-displacement heat exchanger

Info

Publication number: CN211400863U
Application number: CN201921391755.3U
Authority: CN
Inventors: 杨天文; 金凯杰; 高兴明; 丁蕾; 肖体蛟; 李大龙
Original assignee: Qinhuangdao Ruhr Energy Saving Technology Co ltd
Current assignee: Qinhuangdao Ruhr Energy Saving Technology Co ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-09-01
Anticipated expiration: 2029-08-26

Abstract

The utility model relates to a heat transfer device technical field specifically provides an instant heating half-displacement heat exchanger, and it includes a jar body and tube heater, tube heater part insert install the jar is internal, tube heater includes casing, a plurality of heat exchanger tube bank and a plurality of baffling board, heat exchanger tube bank with the baffling board sets up in the casing, the casing with jar body intercommunication. Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a half positive displacement heat exchanger heats promptly, this half positive displacement heat exchanger heat exchange efficiency of heating promptly is high, and it has solved near current heat exchanger tube bank and has heated hydrothermal degree height, near the low and slow problem of heat exchanger rate of heating of the temperature of jar body delivery port.

Description

Instant-heating semi-positive-displacement heat exchanger

Technical Field

The utility model relates to a heat transfer device technical field, concretely relates to half positive displacement heat exchanger heats promptly.

Background

At present, a water heater commonly used in domestic hot water heating systems of common industrial and civil buildings is a positive displacement water heater.

The positive displacement water heater comprises a heat exchange tube bundle and a water storage tank, wherein the heat exchange tube bundle is directly inserted into the water storage tank with a large volume. The water heater utilizes the heat medium in the heat utilization pipe bundle to achieve the purpose of heating the liquid in the water storage tank.

Although there are many heat exchangers available on the market in daily life, the heat exchangers of various types have general defects, and the main defects are as follows:

1. the existing heat exchanger has low heat exchange efficiency;

2. the temperature of heated water near a heating tube bundle of the existing heat exchanger is high, and the temperature of the heated water at a water outlet is low, so that the water temperature is not easy to accurately control;

3. the heating speed is slow;

4. the utilization rate of the volume in the tank is low.

In conclusion, it is necessary to design a heat exchanger with balanced water temperature distribution and high heat exchange efficiency in a tank, and the heat exchanger is also very urgent.

In view of the above-mentioned drawbacks, the authors of the present invention have finally obtained the present invention through long-term research and practice.

SUMMERY OF THE UTILITY MODEL

For solving the technical defect, the utility model discloses a technical scheme lie in, the utility model provides an instant heating semi-positive displacement heat exchanger, it includes a jar body and tube heater, tube heater part insert install the jar is internal, tube heater includes casing, a plurality of heat exchanger tube bank and a plurality of baffling board, heat exchanger tube bank with the baffling board sets up in the casing, the casing with jar body intercommunication.

Preferably, the shell is provided with a cold water inlet and a hot water descending port, the cold water inlet is located outside the tank body, and the hot water descending port is located inside the tank body.

Preferably, the cold water inlet is arranged at the top of the shell, and the hot water descending port is arranged downwards.

Preferably, a plurality of baffles are arranged in the shell in a staggered manner.

Preferably, the shell-and-tube heater further comprises a heat medium circulating device, the heat medium circulating device comprises a heat medium inlet and a heat medium outlet, the heat medium inlet is connected with the heat medium input device, and the heat exchange tube bundles are communicated with the heat medium circulating device.

Preferably, the heat medium inlet and the heat medium outlet are located outside the tank body, the heat medium inlet is arranged at the bottom of the shell-and-tube heater, and the heat medium outlet is arranged at the top of the shell-and-tube heater.

Preferably, the intelligent heating device further comprises an intelligent electric control device, the intelligent electric control device is respectively connected with the temperature sensor and the heating medium input device, the intelligent electric control device collects the temperature of the liquid in the tank body through the temperature sensor, and the intelligent electric control device is used for controlling the heating medium input device.

Preferably, the heat exchange tube bundle is a U-shaped tube bundle.

Preferably, a water outlet is arranged on the tank body and arranged at the top of the tank body.

Preferably, the tank body is also provided with a safety valve interface, a thermometer port, a pressure gauge port, a bulb interface, a drain outlet and a manhole; the positions of the thermometer port, the pressure gauge port and the thermometer bulb interface are higher than that of the tube shell heater; the safety valve interface is arranged at the top of the tank body; the sewage draining outlet is arranged at the bottom of the tank body; the manhole is arranged in the middle of the tank body.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides a half positive displacement heat exchanger heats promptly, this half positive displacement heat exchanger heat exchange efficiency of heating promptly is high, and it has solved near current heat exchanger tube bank and has heated hydrothermal degree height, near the low and slow problem of heat exchanger rate of heating of the temperature of jar body delivery port.

Drawings

Fig. 1 is a schematic structural view of an instant heating semi-positive displacement heat exchanger in embodiment 1 of the present invention;

fig. 2 is a top view of an instant heating semi-positive displacement heat exchanger according to embodiment 2 of the present invention.

Reference numerals:

the device comprises a tank body 1, a shell-and-tube heater 2, a safety valve interface 11, a water outlet 12, a thermometer port 13, a pressure gauge port 14, a thermometer bulb interface 15, a sewage discharge port 16, a manhole 17, a shell 21, a heat exchange tube bundle 22, a baffle plate 23, a heat medium inlet 25, a heat medium outlet 24, a cold water inlet 26 and a hot water descending port 27.

Detailed Description

The above and further features and advantages of the present invention will be described in more detail below with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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 at least one such feature. In the description of the present invention, "a plurality" means at least two unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," 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 are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Example 1

Fig. 1 is a schematic structural view of an instant heating semi-positive displacement heat exchanger in embodiment 1 of the present invention; as shown in figure 1, the utility model provides an instant heating semi-positive displacement heat exchanger, it includes jar body 1 and tube heater 2, and the tube heater 2 part is inserted and is installed in jar body 1.

The tank 1 is provided with a water outlet 12, and in the embodiment, the water outlet 12 is preferably arranged at the top of the tank 1.

Further, the tank body 1 further comprises a safety valve interface 11, a water outlet 12, a thermometer port 13, a pressure gauge port 14, a bulb interface 15, a sewage draining outlet 16 and a manhole 17.

In the present embodiment, preferably, the temperature gauge port 13, the pressure gauge port 14 and the bulb interface 15 are arranged at the upper part of the tank body 1, and the temperature gauge port 13, the pressure gauge port 14 and the bulb interface 15 are higher than the shell-and-tube heater 2. The thermometer port 13, the pressure gauge port 14 and the bulb interface 15 are positioned close to the top of the tank body 1. The thermometer port 13 is used for accessing a thermometer. The pressure gauge port 14 is used for accessing a pressure gauge. The bulb interface 15 is used for connecting a bulb to better realize temperature control.

Preferably, in this embodiment, the safety valve port 11 is provided at the top of the tank 1. The safety valve interface 11 is used for connecting a safety valve.

In the present embodiment, it is preferable that the drain outlet 16 is provided at the bottom of the tank 1, and the drain outlet 16 is provided at a low position so that the sewage in the tank 1 can be drained through the drain outlet 16. Further, a sewage separating device is arranged in the tank body 1 near the sewage discharge outlet 16 to separate sewage from non-sewage.

Preferably, in this embodiment, the manhole 17 is provided at the middle of the tank body 1. Manholes 17 are used for personnel to access the equipment for installation, maintenance and safety inspection.

The shell-and-tube heater 2 comprises a shell 21, a number of heat exchanger tube bundles 22 and baffles 23. A plurality of heat exchange tube bundles 22 and baffles 23 are disposed within shell 21. The housing 21 can contain liquid therein.

The housing 21 is provided with a cold water inlet 26 and a hot water outlet 27. Preferably, the cold water inlet 26 is located outside the tank 1 and the hot water outlet 27 is located inside the tank 1. A cold water inlet 26 is provided at the top of the housing 21 and a hot water drop 27 is provided downwardly so that the hot water in the housing 21 can be well flowed from the shell-and-tube heater 2 into the tank 1 by gravity.

A plurality of heat exchange tube bundles 22 are arranged inside the shell 21, the plurality of heat exchange tube bundles 22 being used for heat exchange, in other words, the plurality of heat exchange tube bundles 22 may be used for heating cold water flowing in from the cold water inlet 26. Flowing outside of heat exchange tube bundle 22 is water entering shell 21 and flowing inside of heat exchange tube bundle 22 is heating medium. Preferably, heat exchange tube bundle 22 is a U-shaped structured tube bundle.

The plurality of continuous baffle plates 23 are arranged in the shell 21, and the continuous baffle plates 23 have the advantages that the continuous baffle plates 23 can guide water in the shell 21 to realize turbulent flow, so that the heat exchange efficiency is improved, and the problems that the temperature of heated water near the heating tube bundle is high, the temperature near the water outlet at the top of the tank body 1 is low, and the heating speed is low are solved. Preferably, a plurality of baffles 9 are staggered within the housing 21.

The shell heater 2 further includes a heat medium circulation device including a heat medium inlet 25 through which heat medium enters the heat medium circulation device and a heat medium outlet 24 through which heat medium exits the heat medium circulation device through the heat medium inlet 25. A plurality of heat exchanger bundles 22 are in communication with the heating medium flow means. Preferably, the heating medium inlet 25 and the heating medium outlet 24 are located outside the tank 1. A heat medium inlet 25 is provided at the bottom of the shell-and-tube heater 2, and a heat medium outlet 24 is provided at the top of the shell-and-tube heater 2. The heating medium inlet 25 is connected to a heating medium input device.

Preferably, the tube-in-tube heater 2 is partially inserted and installed in the middle of the can body 1.

The working principle of the instant heating semi-positive displacement heat exchanger is as follows:

cold water enters the shell 21 of the shell-and-tube heater 2 from the cold water inlet 26 of the shell-and-tube heater 2, is heated by the heating medium entering the heat exchange tube bundle 22 from the heating medium inlet 25, and after being heated to a preset temperature, the heated water enters the tank body 1 from the hot water descending opening 27 of the shell-and-tube heater 2, and finally, the hot water enters the water supply line from the water outlet 12 of the tank body 1. The sewage in the tank body 1 is discharged from the sewage discharge outlet 16. The heat medium entering the heat exchange tube bundle 22 from the heat medium inlet 25 of the shell-and-tube heater 2 heats the cold water and then is discharged from the heat medium outlet 24 of the shell-and-tube heater 2.

Although the present invention uses the names of the water outlet 12, the cold water inlet 26, and the hot water outlet 27, those skilled in the art can clearly understand that the present invention can also be used to heat other liquids. The type of the liquid to be heated does not limit the utility model.

Example 2

The present embodiment is different from embodiment 1 in that:

the manhole 17 is arranged in an L-shape with the case heater 2.

Example 3

The present embodiment is different from embodiment 1 in that:

the half positive displacement heat exchanger that this embodiment provided heats still includes intelligent electrically controlled device, and intelligent electrically controlled device passes through the temperature of the internal liquid of temperature sensor collection jar, then compares with the settlement temperature, and intelligent electrically controlled device passes through the input of heat medium input device control heat medium to guarantee the temperature of supplying with user's water, reach the purpose that constant temperature supplied water.

The intelligent electric control device can comprise a programmable controller.

Example 4

The present embodiment is different from embodiment 2 in that:

The intelligent electric control device can comprise a programmable controller.

The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative, not limiting. The utility model discloses in all can change to some extent structure and connected mode etc. of each part all be in the utility model discloses equal transform and the improvement of going on technical scheme's the basis all should not get rid of the utility model discloses an outside the protection scope.

Claims

1. An instant heating semi-positive displacement heat exchanger is characterized by comprising a tank body and a shell-and-tube heater, wherein the shell-and-tube heater is partially inserted and installed in the tank body and comprises a shell, a plurality of heat exchange tube bundles and a plurality of baffle plates, the heat exchange tube bundles and the baffle plates are arranged in the shell, and the shell is communicated with the tank body;

the baffle plates are arranged in the shell in a staggered manner;

the shell-and-tube heater also comprises a heat medium circulating device, the heat medium circulating device comprises a heat medium inlet and a heat medium outlet, the heat medium inlet is connected with a heat medium input device, and the heat exchange tube bundles are communicated with the heat medium circulating device;

the intelligent electric control device is connected with the temperature sensor and the heat medium input device respectively, the intelligent electric control device collects the temperature of the liquid in the tank body through the temperature sensor, and the intelligent electric control device is used for controlling the heat medium input device.

2. The instant heat semi-positive displacement heat exchanger of claim 1 wherein the housing has a cold water inlet located outside the tank and a hot water drop located inside the tank.

3. The instant heat semi-positive displacement heat exchanger of claim 2, wherein the cold water inlet is disposed at the top of the housing and the hot water drop is disposed downwardly.

4. The instantaneous semi-positive displacement heat exchanger as claimed in claim 1, wherein the heat medium inlet and the heat medium outlet are located outside the tank, the heat medium inlet is located at the bottom of the shell and tube heater, and the heat medium outlet is located at the top of the shell and tube heater.

5. The instantaneous semi-volumetric heat exchanger of claim 1, wherein the heat exchange tube bundle is a U-configuration tube bundle.

6. The instant heat semi-positive displacement heat exchanger of any one of claims 1 to 5, wherein a water outlet is provided in the tank, the water outlet being provided at the top of the tank.

7. The instant heating semi-positive displacement heat exchanger of any one of claims 1 to 5, wherein the tank body is further provided with a safety valve interface, a thermometer port, a pressure gauge port, a bulb interface, a drain outlet and a manhole; the positions of the thermometer port, the pressure gauge port and the thermometer bulb interface are higher than that of the tube shell heater; the safety valve interface is arranged at the top of the tank body; the sewage draining outlet is arranged at the bottom of the tank body; the manhole is arranged in the middle of the tank body.