CN210862306U - Instant heating semi-positive displacement heat exchanger with standby heating device - Google Patents
Instant heating semi-positive displacement heat exchanger with standby heating device Download PDFInfo
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- CN210862306U CN210862306U CN201921391753.4U CN201921391753U CN210862306U CN 210862306 U CN210862306 U CN 210862306U CN 201921391753 U CN201921391753 U CN 201921391753U CN 210862306 U CN210862306 U CN 210862306U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 69
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 239000010865 sewage Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000012546 transfer Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The utility model relates to a heat transfer device technical field provides an instant heating half-capacity heat exchanger with reserve heating device, and it is internal including a jar body, tube heater and first heater, tube heater part insert install jar, and tube heater includes casing, a plurality of heat exchanger tube bank and a plurality of baffling board, and heat exchanger tube bank and baffling board setting are in the casing, casing and jar body intercommunication, and first heater inserts and installs in jar internally. Compared with the prior art, the beneficial effects of the utility model reside in that: the heat exchanger is high in heat exchange efficiency, and solves the problems that the temperature of water in the tank of the existing heat exchanger is not distributed uniformly, the temperature of heated water near a heat exchange tube bundle is high, the temperature near a water outlet of the tank is low, and the heating speed of the heat exchanger is low. Meanwhile, during the period that the heat medium input device is stopped, the instant heating semi-positive displacement heat exchanger with the standby heating device can ensure the normal supply of hot water, reduce pollution, reduce cost and save occupied area.
Description
Technical Field
The utility model relates to a heat transfer device technical field, concretely relates to half positive displacement heat exchanger of instant heating with reserve heating device.
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.
On the basis of the above defects, the existing heat exchanger has a more serious defect that a standby emergency device with high energy consumption needs to be additionally equipped, and particularly, the abnormal supply phenomenon of a hot water system caused by insufficient steam supply can occur in many heat exchange stations at present, or the stability of hot water supply can be seriously influenced if a heat source is suddenly lost. In response to the situation, a standby boiler is usually required to be placed on site to supply heat sources during heat source failure or heat source shutdown maintenance so that hot water can be normally supplied, and the boiler occupies a large space, consumes increasingly scarce energy resources, and is easy to cause environmental pollution in the process of using the energy resources.
In conclusion, it is necessary to design a heat exchanger which has the advantages of balanced water temperature distribution in the tank, high heat exchange efficiency and good standby emergency equipment, 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 with spare heating device, it includes a jar body, tube heater and first heater, tube heater partial insert install jar is internal, tube heater includes casing, a plurality of heat exchanger tube bank and a plurality of baffling board, the heat exchanger tube bank with the baffling board sets up in the casing, the casing with jar body intercommunication, first heater insert install jar is internal.
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, and the heat exchange tube bundle is a U-shaped structure tube bundle.
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 electric control device is connected with the temperature sensor and the first heater respectively, and the intelligent electric control device acquires the temperature of the liquid in the tank body through the temperature sensor; the intelligent electric control device is used for controlling the first heater and judging the starting time of the first heater.
Preferably, the first heater is partially inserted and mounted in the tank body, the first heater is an electric heater, and the first heater is arranged below the pipe shell heater.
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 an instant heating half-volume heat exchanger with spare heating device, this instant heating half-volume heat exchanger with spare heating device heat exchange efficiency is high, and it has solved the interior temperature distribution of current heat exchanger jar inequality, and near heat exchanger tube bank is heated hydrothermal height, near the low and slow problem of heat exchanger rate of heating of the temperature of jar body delivery port.
Meanwhile, during the period of fault or shutdown and maintenance of the heat medium input device, the instant heating semi-positive displacement heat exchanger with the standby heating device can also ensure the normal supply of hot water, reduce pollution, reduce cost and save floor area.
Drawings
Fig. 1 is a schematic structural view of an instant-heating semi-positive-displacement heat exchanger with a standby heating device in embodiment 1 of the present invention;
fig. 2 is a top view of an instant heating semi-positive displacement heat exchanger with a backup heating device in embodiment 2 of the present invention.
Reference numerals:
the device comprises a tank body 1, a shell-and-tube heater 2, a first heater 3, a safety valve interface 11, a water outlet 12, a thermometer port 13, a pressure gauge port 14, a bulb warming interface 15, a sewage outlet 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 with a standby heating device in embodiment 1 of the present invention; as shown in fig. 1, the utility model provides an instant heating semi-positive displacement heat exchanger with spare heating device, it includes jar body 1, tube heater 2 and first heater 3, and the tube heater 2 part is inserted and is installed in jar body 1, and first heater 3 is inserted and is installed in jar body 1.
Preferably, the first heater 3 is partially inserted and installed in the can body 1, and the first heater 3 is an electric heater. The first heater 3 is disposed below the tube-in-tube heater 2.
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 with the standby heating device is as follows:
in a normal working state, cold water enters the shell 21 of the shell heater 2 from the cold water inlet 26 of the shell heater 2, then is heated by the heat medium entering the heat exchange tube bundle 22 from the heat medium inlet 25, and after the water is heated to a preset temperature, the heated water enters the tank body 1 from the hot water descending opening 27 of the shell 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.
During the period that the input of the heating medium is stopped or the heating medium input device is stopped for maintenance, no heat source is arranged in the shell heater 2, cold water enters the shell heater 2 from a cold water inlet 26 of the shell heater 2, the cold water enters the tank body 1 through a hot water descending port 27 of the shell heater 2, the first heater 3 starts to heat the cold water in the tank body 1, and the cold water enters a water supply line from a water outlet 12 of the tank body 1 after being heated to a preset temperature.
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. The manhole 17, the shell-and-tube heater 2, and the first heater 3 are dispersedly disposed in the circumferential direction of the tank body 1. Preferably, the angle between the cartridge heater 2 and the first heater 3 is 135 degrees.
Example 3
The present embodiment is different from embodiment 1 in that:
the instant heating semi-positive displacement heat exchanger with the standby heating device further comprises an intelligent electric control device, the intelligent electric control device collects the temperature of liquid in the tank body 1 through a temperature sensor, and then the temperature is compared with a set temperature, so that whether the first heater 3 is started or not and the starting time are judged, when the tube-shell heater 2 loses a heat source suddenly, the first heater 3 is used as a substitute heat source for emergency, and the first heater 3 can be started in different gears according to actual needs. The beneficial effects are as follows: the emergency response capability of the heat exchanger is improved, so that the temperature of water supplied to a user is ensured, and the purpose of stable water supply is achieved.
The intelligent electric control device can comprise a programmable controller.
Example 4
The present embodiment is different from embodiment 2 in that:
the instant heating semi-positive displacement heat exchanger with the standby heating device further comprises an intelligent electric control device, the intelligent electric control device collects the temperature of liquid in the tank body 1 through a temperature sensor, and then the temperature is compared with a set temperature, so that whether the first heater 3 is started or not and the starting time are judged, when the tube-shell heater 2 loses a heat source suddenly, the first heater 3 is used as a substitute heat source for emergency, and the first heater 3 can be started in different gears according to actual needs. The beneficial effects are as follows: the emergency response capability of the heat exchanger is improved, so that the temperature of water supplied to a user is ensured, and the purpose of stable water supply is achieved.
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 (10)
1. The instant heating semi-positive displacement heat exchanger with the standby heating device is characterized by comprising a tank body, a shell-and-tube heater and a first heater, wherein the shell-and-tube heater is partially inserted and installed in the tank body, the shell-and-tube heater 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, the shell is communicated with the tank body, and the first heater is inserted and installed in the tank body.
2. The instant heat semi-positive displacement heat exchanger with backup heating means of claim 1 wherein the housing is provided with 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 with backup heating means as claimed in claim 2 wherein the cold water inlet is located at the top of the housing and the hot water drop is located downwardly.
4. The instant heat semi-positive displacement heat exchanger with backup heating means as claimed in claim 1 wherein a plurality of said baffles are staggered within said shell, said heat exchange tube bundle being a U-shaped structural tube bundle.
5. The instant heat semi-positive displacement heat exchanger with backup heating means as claimed in claim 1 wherein said shell and tube heater further comprises a heating medium circulation means, said heating medium circulation means comprising a heating medium inlet and a heating medium outlet, said heating medium inlet being connected to a heating medium input means, a plurality of said heat exchanger tube bundles being in communication with said heating medium circulation means.
6. The instant heat semi-positive displacement heat exchanger with backup heating means as claimed in claim 5, 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.
7. The instant heating semi-positive displacement heat exchanger with a backup heating device as claimed in claim 5, further comprising an intelligent electric control device, wherein the intelligent electric control device is respectively connected with a temperature sensor and the first heater, and the intelligent electric control device collects the temperature of the liquid in the tank body through the temperature sensor; the intelligent electric control device is used for controlling the first heater and judging the starting time of the first heater.
8. The instant heat semi-positive displacement heat exchanger with backup heating means as claimed in claim 1, wherein said first heater is partially insert mounted within said tank, said first heater is an electric heater, said first heater is disposed below said cartridge heater.
9. The instant heat semi-positive displacement heat exchanger with backup heating means according to any of claims 1-8, wherein a water outlet is provided on the tank, said water outlet being provided at the top of the tank.
10. The instant heating semi-positive displacement heat exchanger with a backup heating device as claimed in any one of claims 1 to 8, 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.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921391753.4U CN210862306U (en) | 2019-08-26 | 2019-08-26 | Instant heating semi-positive displacement heat exchanger with standby heating device |
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| CN201921391753.4U CN210862306U (en) | 2019-08-26 | 2019-08-26 | Instant heating semi-positive displacement heat exchanger with standby heating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076589A (en) * | 2021-06-29 | 2022-09-20 | 中国石油天然气集团有限公司 | Integrated device of lean glycol buffer tank and lean glycol-rich glycol heat exchanger and use method |
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2019
- 2019-08-26 CN CN201921391753.4U patent/CN210862306U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076589A (en) * | 2021-06-29 | 2022-09-20 | 中国石油天然气集团有限公司 | Integrated device of lean glycol buffer tank and lean glycol-rich glycol heat exchanger and use method |
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Effective date of registration: 20240801 Address after: 537-1, 5th Floor, No. 8 Sijiqing Road, Haidian District, Beijing 100080 Patentee after: Beijing Ganlanhua New Technology Development Co.,Ltd. Country or region after: China Address before: 066004 Longhai Road, Qinhuangdao economic and Technological Development Zone, Hebei 59 Patentee before: Qinhuangdao Ruhr Energy Saving Technology Co.,Ltd. Country or region before: China |