Evaporative condenser with preheating function

Abstract

The utility model relates to the technical field of evaporative condensers, in particular to an evaporative condenser with a preheating function, which comprises a box body, an electric heater, a mounting frame and a distribution component. The electric heater is mounted on the side surface of the box body and one end extends to the inner side of the box body; the mounting frame is arranged on the inner side of the box body and located above the electric heater, and a cooling assembly used for conducting heat exchange on steam on the inner side of the box body in the using state is arranged on the inner side of the mounting frame. The distribution assembly is arranged on the inner side of the box body and located below the electric heater, and one end of the distribution assembly extends to the outer side of the box body and is connected with the cooling assembly. The liquid in the cooling assembly exchanges heat with the steam, the preheated liquid is added to the inner side of the box body through the distribution assembly to supplement the liquid in the box body, and the liquid in the cooling assembly is replaced in the process that the liquid is conveyed to the box body by the cooling assembly, so that heat is continuously exchanged between the liquid and the steam, and the liquid is continuously preheated; steam is continuously condensed, and the evaporation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to evaporative condenser technical field, concretely relates to an evaporative condenser with preheating function. BACKGROUND

[0002] Evaporative condenser is the main heat exchange equipment in refrigeration system.

[0003] The Chinese patent document with the authorized announcement number CN210952403U discloses an evaporative condenser with preheating function, which comprises a base plate, the top of the base plate is fixedly connected with a water storage box and a supporting cylinder, the water storage box is located on the left side of the supporting cylinder, the top of the water storage box is fixedly connected with a bucket frame, the top of the supporting cylinder is fixedly connected with an ice water tank, the bottom of the ice water tank is fixedly connected with a conical hopper, the bottom of the conical hopper is provided with a water groove, the bottom end of the conical hopper is fixedly connected with a flow guide rod, the bottom end of the flow guide rod is fixedly connected with a water collecting cylinder, the top of the water collecting cylinder is communicated with a flow guide pipe, the top of the water collecting cylinder is fixedly connected with a water retaining sleeve, the top of the water collecting cylinder is provided with a water leakage hole, the inside of the water storage box is provided with a connecting frame, the side surface of the connecting frame is movably penetrated by a guide rail rod, the bottom of the guide rail rod is fixed with the inner bottom of the water storage box, the bottom of the connecting frame is fixedly connected with a floating ring, the bottom of the connecting frame is provided with a heating plate, both ends of the heating plate are rotatably connected with threaded bolts, the outer side of the threaded bolts is threadedly connected with connecting plates, the connecting plates are fixed with the inner side surface of the connecting frame, and the side surface of the supporting cylinder is penetrated by a water adding pipe.

[0004] However, when the above-mentioned scheme is used, the heating plate moves with the water level change of the water storage box, after the liquid inside the water storage box is completely evaporated, the water storage box needs to be added with the liquid to be evaporated and re-heated, which leads to unstable heating efficiency and affects the evaporation effect. UTILITY MODEL CONTENTS

[0005] The utility model aims at the problems in the background art and provides an evaporative condenser with preheating function.

[0006] The technical scheme of the utility model: an evaporative condenser with preheating function, comprising a box body, an electric heater, a mounting frame and a distribution assembly.

[0007] The electric heater is mounted on the side surface of the box body and extends to the inner side of the box body at one end;

[0008] The mounting frame is arranged on the inner side of the box body and located above the electric heater, and the inner side of the mounting frame is provided with a cooling assembly for heat exchange of the steam inside the box body in the use state;

[0009] The distribution assembly is arranged on the inner side of the box body and located below the electric heater, and extends to the outer side of the box body at one end and is connected with the cooling assembly.

[0010] Preferably, the mounting frame comprises a frame body and an exhaust port;

[0011] The frame body is mounted on the inner side of the box body near the top end, and the top end of the frame body has a mounting groove;

[0012] The number of exhaust ports is at least one, and the exhaust ports are mounted on the inner side of the mounting groove of the frame body and arranged through the frame body.

[0013] Preferably, the outer diameter of the frame body gradually decreases from the top end of the box body to the bottom end of the box body along the height direction of the box body.

[0014] Preferably, the cooling assembly comprises a coil pipe, a pump body, a liquid outlet pipe and a liquid inlet pipe;

[0015] The coil pipe is mounted in the mounting groove of the frame body and is connected with the frame body;

[0016] The liquid outlet pipe and the liquid inlet pipe are respectively arranged at both ends of the coil pipe and extend to both sides of the box body;

[0017] The pump body is mounted on one side of the box body and is connected with the liquid inlet pipe.

[0018] Preferably, one end of the electric heater is S-shaped and is uniformly distributed on the inner side of the box body.

[0019] Preferably, the distribution assembly comprises a liquid delivery pipe, a second valve, a connecting shell and a flow guide pipe;

[0020] The second valve is mounted at the end of the liquid outlet pipe and is located on the side of the box body;

[0021] The liquid delivery pipe is mounted at the bottom end of the second valve and extends to the middle part of the inner side of the box body;

[0022] The connecting shell is mounted at the end of the liquid delivery pipe and is located on the inner side of the box body;

[0023] The number of the flow guide pipes is multiple, and the multiple flow guide pipes are mounted at the edge of the connecting shell according to the equiangular center of the connecting shell and are in communication with the connecting shell.

[0024] Preferably, the second valve is a three-way valve, and the third port of the second valve is provided with a liquid discharge pipe.

[0025] Preferably, the top end of the flow guide pipe is provided with multiple through holes, and the multiple through holes are arranged at equal distances.

[0026] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:

[0027] The liquid in the cooling assembly is exchanged with steam, and the preheated liquid is added to the inner side of the box body through the distribution assembly, liquid in the box body is supplemented, and the liquid in the cooling assembly is replaced during the liquid conveying process of the cooling assembly, so that the liquid and the steam are continuously exchanged, the liquid is continuously preheated, the steam is continuously condensed, and the evaporation efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0028] Fig. 1-2 A perspective view of an embodiment of the utility model is provided.

[0029] Fig. 3 A box body structure cross-sectional view of an embodiment of the utility model is provided.

[0030] Fig. 4 A connecting shell and flow guide pipe connecting structure diagram of an embodiment of the utility model is provided.

[0031] Reference signs: 1, box body; 2, first valve; 3, electric heater; 4, infusion tube; 5, second valve; 6, liquid discharge pipe; 7, coil pipe; 8, frame; 9, exhaust port; 10, pump body; 11, liquid outlet pipe; 12, liquid inlet pipe; 13, connecting shell; 14, flow guide pipe; 15, through hole. DETAILED DESCRIPTION

[0032] Embodiment one

[0033] As Fig. 1-4 shown, the utility model provides a kind of preheating function's evaporative condenser, including box body 1, electric heater 3, installation frame, distribution assembly;

[0034] The middle part of box body 1 has the cavity with top opening, and the side has first valve 2 and the equipment such as bacteria-removing breather connected with first valve 2, for supplementing clean air to the inner side of box body 1 when using;

[0035] Electric heater 3 is installed in the side of box body 1 and one end extends to the inner side of box body 1, and one end is S-shaped and is distributed in the inner side of box body 1, for increasing evaporation area when using;

[0036] Installation frame is arranged in the inner side of box body 1 and is located above electric heater 3, and the inner side of installation frame is equipped with cooling assembly for exchanging heat to steam in the inner side of box body 1 in use state;

[0037] Distribution assembly is arranged in the inner side of box body 1 and is located below electric heater 3, and one end extends to the outer side of box body 1 and is connected with cooling assembly.

[0038] In the embodiment, the cold zone assembly is installed to the inner side of the box body 1 near the top end through the mounting frame, the liquid to be evaporated is added to the inner side of the box body 1 through the cooperation of the distribution assembly and the cooling assembly, and one end of the electric heater 3 is immersed in the liquid, while the electric heater 3 is started to heat and evaporate the liquid, when the steam moves to the bottom end of the mounting frame, the liquid to be evaporated in the cooling assembly exchanges heat with the steam, so that the liquid to be evaporated is preheated, and the cooling assembly continues to convey the liquid to be evaporated, so that the preheated liquid is uniformly distributed into the cavity of the box body 1 through the distribution assembly, thereby improving the evaporation efficiency, and the liquid to be evaporated in the cooling assembly continuously exchanges heat with the rising liquid during the continuous conveying process, so that the preheated liquid is continuously conveyed to the inner side of the box body 1, so that the temperature of the liquid in the inner side of the box body 1 is relatively stable, and during the heat exchange process, the water molecules in the steam condense at the bottom end of the mounting frame and drop to the inner side of the box body 1, so that the liquid is evaporated for multiple times, and the liquid conveyed subsequently by the cooling assembly can be cooled by an external cooling device, thereby improving the condensation effect of the steam.

[0039] Embodiment two

[0040] As shown in Fig. 1-3 the utility model discloses an evaporative condenser with preheating function, compared with embodiment one, the difference of the embodiment lies in that the mounting frame comprises a frame body 8 and an exhaust port 9.

[0041] The frame body 8 is installed on the inner side of the box body 1 and is close to the top end, and the top end of the frame body 8 is provided with a mounting groove for mounting the cooling assembly during use.

[0042] The number of exhaust ports 9 is at least one, and the exhaust port 9 is installed on the inner side of the mounting groove of the frame body 8 and penetrates through the frame body 8, which is used for discharging the steam in the inner side of the box body 1 during use.

[0043] In an optional embodiment, the outer diameter of the frame body 8 gradually decreases along the height direction of the box body 1 from the top end of the box body 1 to the bottom end of the box body 1.

[0044] In the embodiment, the cooling assembly exchanges heat with the steam in the frame body 8, so that the condensed water molecules in the steam adhere to the bottom end of the frame body 8, and the frame body 8 is tapered, so that the condensed water slides down the tapered wall to the inner side of the box body 1, and the uniform distribution of the exhaust port 9 ensures that the heat-exchanged steam is quickly discharged, maintaining stable operation of the system.

[0045] Embodiment three

[0046] As shown in Fig. 1-3 the utility model discloses an evaporative condenser with preheating function, compared with embodiment one, the difference of the embodiment lies in that the cooling assembly comprises a coil pipe 7, a pump body 10, a liquid outlet pipe 11 and a liquid inlet pipe 12.

[0047] The coil pipe 7 is installed in the mounting groove of the frame body 8 and is connected with the frame body 8, wherein heat exchange fins can be arranged on the coil pipe 7 to increase the heat exchange efficiency in use;

[0048] The liquid outlet pipe 11 and the liquid inlet pipe 12 are arranged at two ends of the coil pipe 7 and extend to two sides of the box body 1 respectively;

[0049] The pump body 10 is installed on one side of the box body 1 and is connected with the liquid inlet pipe 12.

[0050] In the embodiment, the liquid outlet pipe 11 and the liquid inlet pipe 12 extend to two sides of the box body 1, the liquid inlet pipe 12 is connected with the pump body 10, and the liquid outlet pipe 11 is connected with the distribution assembly, so that the pump body 10 delivers the liquid to be evaporated to the inner side of the coil pipe 7 through the liquid inlet pipe 12, the coil pipe 7 is tightly matched with the frame body 8 to perform heat exchange work on the frame body 8, the frame body 8 performs heat exchange work on the steam, the liquid outlet pipe 11 delivers the heat-exchanged liquid to the distribution assembly, the liquid is delivered to the inner side of the box body 1 to perform liquid adding work on the box body 1, and the steam preheats the liquid while the liquid condenses the steam.

[0051] Embodiment four

[0052] As shown in Fig. 3-4 The utility model discloses a kind of evaporative condensers with preheating function, compared with embodiment one, the difference lies in, distribution assembly includes liquid delivery pipe 4, second valve 5, connecting shell 13 and flow guide pipe 14;

[0053] Second valve 5 is installed at the end of liquid outlet pipe 11 and is located at the side of box body 1, and second valve 5 is three-way valve;

[0054] Liquid delivery pipe 4 is installed at the bottom end interface of second valve 5, and one end extends to the inner side of the middle part of box body 1;

[0055] Connecting shell 13 is installed at the end of liquid delivery pipe 4 and is located at the inner side of box body 1, and the inner side of connecting shell 13 has cavity;

[0056] The number of flow guide pipe 14 has multiple, multiple flow guide pipes 14 are installed at the edge of connecting shell 13 according to the central equiangular angle of connecting shell 13 and are communicated with connecting shell 13, and in use, it can also be arranged at flow guide pipe 14 at the top end of connecting shell 13.

[0057] In an alternative embodiment, the third port of second valve 5 is provided with liquid discharge pipe 6, for exchanging flow of liquid delivered by liquid outlet pipe 11 to liquid discharge pipe 6 through the action of second valve 5 in use, to avoid that too much heat-exchanged liquid in coil pipe 7 is delivered to the inner side of box body 1.

[0058] In an alternative embodiment, the top end of the flow guide pipe 14 is provided with a plurality of through holes 15, which are arranged equidistantly to increase the preheating liquid delivery area and improve the stability of the liquid temperature inside the box body 1 when in use.

[0059] In this embodiment, the preheating liquid in the liquid outlet pipe 11 is delivered to the infusion pipe 4 through the second valve 5 and then to the inside of the connecting shell 13, and the liquid inside the connecting shell 13 is delivered to the box body 1 through the flow guide pipe 14, and the preheating liquid is uniformly distributed inside the box body 1 through the plurality of through holes 15 formed on the flow guide pipe 14, and the second valve 5 is communicated with the liquid discharge pipe 6 to avoid the over-delivery of the liquid inside the box body 1.

[0060] In the utility model, the to-be-evaporated liquid is added to the box body 1 through the pump body 10, and one end of the electric heater 3 is immersed in the liquid, and the electric heater 3 is started to heat and evaporate the liquid, when the steam rises to the bottom end of the frame body 8, the pump body 10 delivers the to-be-evaporated liquid to the inside of the coil pipe 7 through the liquid inlet pipe 12, and the to-be-evaporated liquid in the coil pipe 7 exchanges heat with the frame body 8 through the close cooperation of the coil pipe 7 and the frame body 8, and the frame body 8 exchanges heat with the steam to condense the steam, and the liquid inlet pipe 12 delivers the unheated to-be-evaporated liquid to the coil pipe 7, the liquid outlet pipe 11 delivers the heat-exchanged liquid in the coil pipe 7 to the infusion pipe 4, and the preheated liquid is uniformly added to the cavity of the box body 1 through the cooperation of the connecting shell 13 and the flow guide pipe 14, to supplement the liquid in the box body 1, so that the steam preheats the liquid while the liquid condenses the steam, and the liquid is continuously preheated to ensure uniform temperature and improve the heat exchange efficiency.

[0061] The embodiments of the utility model have been described in detail above in combination with the drawings, but the utility model is not limited thereto, and various changes can be made within the knowledge range of those skilled in the art without departing from the purpose of the utility model.

Claims

1. An evaporative condenser having a preheating function, characterized by, The device comprises a box body (1), an electric heater (3), a mounting frame, and a distribution assembly; The electric heater (3) is mounted on the side of the box body (1) and extends to the inside of the box body (1) at one end; The mounting frame is arranged on the inside of the box body (1) and above the electric heater (3), and the inside of the mounting frame is provided with a cooling assembly for heat exchange of steam in the inside of the box body (1) in the use state; The distribution assembly is arranged on the inside of the box body (1) and below the electric heater (3), and extends to the outside of the box body (1) at one end and is connected with the cooling assembly.

2. The evaporative condenser with preheating function according to claim 1, characterized in that, The mounting frame comprises a frame body (8) and an exhaust port (9); The frame body (8) is mounted on the inside of the box body (1) and close to the top end, and the top end of the frame body (8) is provided with a mounting groove; The number of the exhaust port (9) is at least one, and the exhaust port (9) is mounted on the inside of the mounting groove of the frame body (8) and arranged through the frame body (8).

3. The evaporative condenser with preheating function according to claim 2, characterized in that, The outer diameter value of the frame body (8) gradually decreases along the height direction of the box body (1) from the top end of the box body (1) to the bottom end of the box body (1).

4. The evaporative condenser with preheating function according to claim 2, characterized in that, The cooling assembly comprises a coil pipe (7), a pump body (10), a liquid outlet pipe (11), and a liquid inlet pipe (12); The coil pipe (7) is mounted in the mounting groove of the frame body (8) and connected with the frame body (8) in a fit manner; The liquid outlet pipe (11) and the liquid inlet pipe (12) are respectively arranged at both ends of the coil pipe (7) and extend to both sides of the box body (1); The pump body (10) is mounted on one side of the box body (1) and connected with the liquid inlet pipe (12).

5. The evaporative condenser with preheating function according to claim 1, characterized in that, One end of the electric heater (3) is in an S shape and uniformly distributed on the inside of the box body (1).

6. The evaporative condenser with preheating function according to claim 1, characterized in that, The distribution assembly comprises a liquid supply pipe (4), a second valve (5), a connecting shell (13), and a flow guide pipe (14); The second valve (5) is mounted at the end of the liquid outlet pipe (11) and located on the side of the box body (1); The liquid supply pipe (4) is mounted at the bottom end of the second valve (5) and extends to the middle part of the inside of the box body (1); The connecting shell (13) is mounted at the end of the liquid supply pipe (4) and located on the inside of the box body (1); The number of the flow guide pipe (14) is multiple, and the multiple flow guide pipes (14) are mounted at the edge of the connecting shell (13) according to the equal angle of the center of the connecting shell (13) and communicate with the connecting shell (13).

7. The evaporative condenser with preheating function according to claim 6, characterized in that, The second valve (5) is a three-way valve, and the third port of the second valve (5) is provided with a liquid discharge pipe (6).

8. The evaporative condenser with preheating function according to claim 6, characterized in that, The top end of the flow guide pipe (14) is provided with multiple through holes (15), and the multiple through holes (15) are arranged at equal distances.

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