Efficient liquid heat exchanger

Abstract

The utility model provides an efficient liquid heat exchanger which comprises a device shell, two cavities are formed in the device shell, liquid level sensors are arranged above the cavities in a penetrating mode, first temperature sensors are arranged on the side faces of the cavities in a penetrating mode, the right side of the device shell is connected with an infusion pump, and the infusion pump is communicated with the interiors of the cavities. The liquid conveying pump is connected with the output pipe, and the liquid conveying pump and the cavity are correspondingly arranged. A proper amount of cold water is added into the cavities on the two sides, liquid level detection is carried out under the action of the liquid level sensor, waste liquid enters the connecting shell on the corresponding side through the second connecting pipe, the second valve pipe, the valve body, the first valve pipe on the corresponding side and the first connecting pipe, the waste liquid is conveyed by the liquid conveying pipe, and the cold water in the cavity on one side is heated; when cold water in the cavity on one side is heated to a proper temperature and then discharged, the valve element is driven to rotate under the action of the motor and the rotating shaft, so that waste liquid enters the connecting shell on the other side, and cold water in the cavity on the other side is heated.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid heat exchange, in particular to a high-efficiency liquid heat exchanger. Background Art

[0002] A heat exchanger is a device that can transfer part of the heat of a hot fluid to a cold fluid. It can also be used to recover and exchange heat contained in waste flue gas or waste liquid. Heat exchangers play an important role in chemical, petroleum, power, food and many other industrial productions. In chemical production, heat exchangers can be used as heaters, coolers, condensers, evaporators and reboilers, etc., and are widely used.

[0003] At present, the existing heat exchanger can be used to heat cold water for heat recovery in waste liquid. There is some waste liquid that heats the cold water in the container, and then after it is heated to an appropriate temperature, the water supply is discharged, and then cold water is added for heating supply, and this cycle is repeated. During the process of heating and discharging water and adding cold water, the heat in the waste liquid cannot be fully utilized.

[0004] In summary, there is a need for a high efficiency liquid heat exchanger. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a high-efficiency liquid heat exchanger, which solves the problems mentioned in the background technology.

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] A high-efficiency liquid heat exchanger comprises a shell, wherein two chambers are provided inside the shell, a liquid level sensor is provided above the chamber, a first temperature sensor is provided on the side of the chamber, an infusion pump is connected to the right side of the shell, the infusion pump is communicated with the chamber, the infusion pump is connected to an output pipe, and the infusion pump and the chamber are provided correspondingly.

[0008] Furthermore, the device shell includes a connecting shell, and the inner left and right side walls of the device shell are connected to the connecting shell. The connecting shell is provided in two groups, each group of the connecting shell corresponds to a chamber, and the connecting shells are connected by an infusion tube.

[0009] Furthermore, the device shell also includes a first connecting pipe, and the left and right sides of the device shell are both connected to the first connecting pipe, the first connecting pipe is connected to the connecting shell, and a second temperature sensor is penetrated through the first connecting pipe on the right side.

[0010] Furthermore, the device housing also includes a first valve pipe, the first connecting pipe is connected to the first valve pipe, and the first valve pipe is connected to the valve body.

[0011] Furthermore, the housing of the device also includes a second valve pipe, the valve body is connected to the second valve pipe, and the second valve pipe is connected to a second connecting pipe.

[0012] Furthermore, the housing also includes a rotating shaft, the inner wall of the valve body is rotatably connected to the rotating shaft, the inner end of the rotating shaft is connected to the valve core, and the upper part of the rotating shaft is connected to the motor.

[0013] The utility model provides a high-efficiency liquid heat exchanger. Compared with the prior art, it has the following beneficial effects:

[0014] First, by adding a proper amount of cold water to the chambers on both sides, the liquid level is detected under the action of the liquid level sensor, and the waste liquid enters the connecting shell on the corresponding side through the second connecting pipe, the second valve pipe, the valve body, the first valve pipe on the corresponding side and the first connecting pipe, and is transported by the infusion pipe to heat the cold water in the chamber on one side. When the cold water in the chamber on one side is heated to an appropriate temperature, it is supplied and discharged through the corresponding infusion pump and the output pipe. The valve core is driven to rotate under the action of the motor and the rotating shaft, so that the waste liquid enters the connecting shell on the other side through the second connecting pipe, the second valve pipe, the valve body, the first valve pipe on the other side and the first connecting pipe to heat the cold water in the chamber on the other side. Therefore, when the heated water is supplied and discharged and in the subsequent process of adding cold water, the heat of the waste liquid can also be utilized. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 The schematic diagram of the cross-sectional structure of the housing of the utility model is shown;

[0017] Figure 2 The schematic diagram of the top view of the housing of the utility model is shown;

[0018] Figure 3 The right side cross-sectional structure diagram of the housing of the utility model is shown;

[0019] Figure 4 The schematic diagram of the cross-sectional structure of the valve body of the utility model is shown;

[0020] Figure 5 The utility model shows a schematic diagram of the rotating shaft, valve core and motor structure;

[0021] As shown in the figure: 1. Device housing; 101. Connecting housing; 102. Infusion tube; 103. First connecting tube; 104. Second temperature sensor; 105. First valve tube; 106. Valve body; 107. Second valve tube; 108. Second connecting tube; 109. Rotating shaft; 110. Valve core; 111. Motor; 2. Chamber; 3. Liquid level sensor; 4. First temperature sensor; 5. Infusion pump; 6. Output tube. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] In order to solve the technical problems in the background technology, a high-efficiency liquid heat exchanger is provided as follows:

[0025] Combination Figure 1-Figure 5 As shown, the utility model provides a high-efficiency liquid heat exchanger, including a shell 1, two chambers 2 are opened inside the shell 1, a liquid level sensor 3 is arranged on the top of the chamber 2, a first temperature sensor 4 is arranged on the side of the chamber 2, an infusion pump 5 is connected to the right side of the shell 1, the infusion pump 5 is connected to the chamber 2, the infusion pump 5 is connected to the output pipe 6, and the infusion pump 5 and the chamber 2 are arranged correspondingly.

[0026] The temperature in the chamber 2 can be monitored by the first temperature sensor 4 , and the liquid level in the chamber 2 can be monitored by the liquid level sensor 3 .

[0027] In this embodiment, the device housing 1 includes a connecting shell 101, and the inner left and right side walls of the device housing 1 are connected to the connecting shell 101. There are two groups of connecting shells 101, each group of connecting shells 101 corresponds to a chamber 2, and the connecting shells 101 are connected by infusion tubes 102.

[0028] The inputted waste liquid is converged through the corresponding connecting shell 101, and then transported by the corresponding infusion tube 102 to heat the cold water in the chamber 2, and finally converged into the connecting shell 101 on the other side and discharged in a centralized manner.

[0029] Embodiment 2

[0030] like Figure 1-Figure 5 As shown, based on the above embodiment, this embodiment further provides the following contents:

[0031] In this embodiment, the device housing 1 further includes a first connecting pipe 103, which is connected to both left and right sides of the device housing 1. The first connecting pipe 103 is connected to the connecting housing 101, and a second temperature sensor 104 is penetrated through the first connecting pipe 103 on the right side.

[0032] The temperature of the discharged waste liquid is monitored by the second temperature sensor 104 .

[0033] Embodiment 3

[0034] like Figure 1-Figure 5 As shown, based on the above embodiment, this embodiment further provides the following contents:

[0035] In this embodiment, the device housing 1 also includes a first valve tube 105, the first connecting tube 103 is connected to the first valve tube 105, the first valve tube 105 is connected to the valve body 106, the device housing 1 also includes a second valve tube 107, the valve body 106 is connected to the second valve tube 107, the second valve tube 107 is connected to the second connecting tube 108, the device housing 1 also includes a rotating shaft 109, the inner wall of the valve body 106 is rotatably connected to the rotating shaft 109, the inner end of the rotating shaft 109 is connected to the valve core 110, and the upper rotating shaft 109 is connected to the motor 111.

[0036] The valve core 110 is driven to rotate by the motor 111 and the rotating shaft 109 to adjust the flow direction of the waste liquid.

[0037] The working principle and use process of this utility model:

[0038] In use:

[0039] The first step: first add an appropriate amount of cold water to the chambers 2 on both sides, and perform liquid level detection under the action of the corresponding liquid level sensor 3. The waste liquid enters the front connecting shell 101 through the second connecting pipe 108, the second valve pipe 107, the valve body 106, the front first valve pipe 105 and the first connecting pipe 103, and is transported by the infusion pipe 102 to heat the cold water in the front chamber 2.

[0040] Step 2: Monitor the temperature in the chamber 2 through the corresponding first temperature sensor 4, and monitor the temperature of the discharged waste liquid through the corresponding second temperature sensor 104. When the temperature difference between the two is lower than the set value, the external control device controls the water to be discharged through the infusion pump 5 and the output pipe 6 on the front side.

[0041] Step 3: The valve core 110 is driven to rotate by the motor 111 and the rotating shaft 109, so that the waste liquid enters the rear connecting shell 101 through the second connecting pipe 108, the second valve pipe 107, the valve body 106, the first valve pipe 105 and the first connecting pipe 103 on the rear side, and heats the cold water in the rear chamber 2. When the heated water supply in the front chamber 2 is drained, continue to add cold water for heating.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0043] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A high efficiency liquid heat exchanger, characterized in that: The invention comprises a housing (1), wherein two chambers (2) are provided inside the housing (1), a liquid level sensor (3) is provided above the chamber (2), a first temperature sensor (4) is provided on the side of the chamber (2), an infusion pump (5) is connected to the right side of the housing (1), the infusion pump (5) is connected to the chamber (2), the infusion pump (5) is connected to an output tube (6), and the infusion pump (5) and the chamber (2) are provided correspondingly.

2. A high efficiency liquid heat exchanger according to claim 1, characterized in that: The device housing (1) comprises a connecting housing (101), and the inner left and right side walls of the device housing (1) are both connected to the connecting housing (101). The connecting housing (101) is provided in two groups, and each group of the connecting housing (101) corresponds to a chamber (2). The connecting housings (101) are connected to each other via an infusion tube (102).

3. A high efficiency liquid heat exchanger according to claim 1, characterized in that: The device housing (1) further comprises a first connecting pipe (103), the first connecting pipe (103) being connected to both left and right sides of the device housing (1), the first connecting pipe (103) being connected to the connecting housing (101), and a second temperature sensor (104) being provided through the first connecting pipe (103) on the right side.

4. A high-efficiency liquid heat exchanger according to claim 3, characterized in that: The device housing (1) further comprises a first valve pipe (105), the first connecting pipe (103) is connected to the first valve pipe (105), and the first valve pipe (105) is connected to the valve body (106).

5. A high-efficiency liquid heat exchanger according to claim 4, characterized in that: The device housing (1) further comprises a second valve pipe (107), the valve body (106) is connected to the second valve pipe (107), and the second valve pipe (107) is connected to a second connecting pipe (108).

6. A high-efficiency liquid heat exchanger according to claim 4, characterized in that: The housing (1) further comprises a rotating shaft (109), the inner wall of the valve body (106) is rotatably connected to the rotating shaft (109), the inner end of the rotating shaft (109) is connected to the valve core (110), and the upper part of the rotating shaft (109) is connected to a motor (111).

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