CN211476810U - Plate type heat exchange device and sand mill - Google Patents

Abstract

The utility model discloses a board-like heat transfer device and sand mill, including locating plate, pressure strip, compress tightly in a plurality of slab between locating plate and the pressure strip are equipped with middle runner on the slab, be equipped with hot flow input port and cold flow delivery outlet on the locating plate, be equipped with hot flow delivery outlet and cold flow input port on the pressure strip, be equipped with on the slab respectively with slab hot flow mouth, slab cold flow mouth of the middle runner intercommunication of slab, the position of slab hot flow mouth and slab cold flow mouth on the adjacent slab are opposite, and corresponding slab hot flow mouth, slab cold flow mouth communicate each other on the adjacent slab, the line of hot flow mouth, slab hot flow mouth and hot flow delivery outlet with the line of cold flow input port, slab cold flow mouth and cold flow delivery outlet is the S-shaped that corresponds. The utility model discloses increased the heat exchange stroke, can effectively improve heat exchange efficiency.

Description

Plate type heat exchange device and sand mill

Technical Field

The utility model relates to a heat transfer device for the sand mill especially relates to a plate heat transfer device and sand mill.

Background

In a conventional plate heat exchanger, for example, patent No. 201480008378.4 entitled "opening for supercooling", patent No. 201580026463.8 entitled "heat exchanger, patent No. 201811127810.8 entitled" plate heat exchanger with inner fin and air conditioning system for vehicle "each has an intermediate flow passage formed in a plate sheet, the intermediate flow passage communicating with a hot flow passage and a cold flow passage and performing heat exchange by the plate sheet.

However, in the conventional plate heat exchanger, as shown in fig. 1, most of the hot flow path (i.e., the hot flow path and the intermediate path on the plate) and the cold flow path (i.e., the cold flow path and the intermediate path on the plate) are U-shaped, and the heat exchange path between the hot flow path and the cold flow path is short, so that the heat exchange efficiency needs to be improved. The patent No. 201821995867 entitled "high-efficiency plate cooler" discloses a plate cooler in which the intermediate flow channels on the plates are arranged in an S-shape to increase the heat exchange stroke, but the heat exchange efficiency of the device still needs to be enhanced.

Therefore, the skilled person is working to develop a plate type heat exchange device which can improve the heat exchange efficiency.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects in the prior art, the technical problem to be solved in the present invention is to provide a plate type heat exchange device capable of improving heat exchange efficiency.

For realizing the above-mentioned purpose, the utility model provides a plate heat transfer device, including locating plate, pressure strip, compress tightly in a plurality of slab between locating plate and the pressure strip are equipped with middle runner on the slab, be equipped with hot flow input port and cold flow delivery outlet on the locating plate, be equipped with hot flow delivery outlet and cold flow input port on the pressure strip, be equipped with on the slab respectively with slab hot flow mouth, the slab cold flow mouth of the middle runner intercommunication of slab, the position of slab hot flow mouth and slab cold flow mouth on the adjacent slab is opposite, and corresponding slab hot flow mouth, slab cold flow mouth communicate each other on the adjacent slab, the line of hot flow input port, slab hot flow mouth and hot flow delivery outlet with the line of cold flow input port, slab cold flow mouth and cold flow delivery outlet is the S-shape that corresponds.

Preferably, the plate heat flow port comprises a first plate heat flow port and a second plate heat flow port, the plate cold flow port comprises a first plate cold flow port and a second plate cold flow port, the first plate heat flow port and the second plate cold flow port are located at the upper end of the plate, and the second plate heat flow port and the first plate cold flow port are located at the lower end of the plate.

Preferably, the plate is made of copper.

Preferably, the positioning plate and the pressing plate are fixedly connected through bolts.

Preferably, the plates are laminations.

The utility model also provides a sand mill, be equipped with foretell plate heat transfer device on the sand mill.

The utility model has the advantages that: the utility model discloses the line of well thermal current input port, slab thermal current mouth and thermal current delivery outlet with the line of cold flow input port, slab cold current mouth and cold flow delivery outlet is the S-shaped that corresponds, has increased the heat exchange stroke, can effectively improve heat exchange efficiency.

Drawings

Fig. 1 is a schematic structural view of a plate heat exchanger in the prior art.

Fig. 2 is a schematic structural diagram of the plate heat exchanger of the present invention.

Fig. 3 is a schematic structural diagram of the plate heat exchanger of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples, wherein it is noted that, in the description of the invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, 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 manner, and therefore should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-3, a plate heat exchanger includes a positioning plate 1, a pressing plate 2, and a plurality of plates 3 pressed between the positioning plate 1 and the pressing plate 2, wherein the plates 3 are provided with intermediate flow channels 301, the positioning plate 1 is provided with a hot flow input port 101 and a cold flow output port 102, the pressing plate 2 is provided with a hot flow output port 201 and a cold flow input port 202, the plates 3 are provided with plate hot flow ports 302 and plate cold flow ports 303 respectively communicated with the intermediate flow channels 301 of the plates 3, the positions of the plate hot flow ports 302 and the plate cold flow ports 303 on adjacent plates 3 are opposite, the corresponding plate hot flow ports 302 on the adjacent plates 3, the plate cold flow ports 303 are communicated with each other, connecting lines of the hot flow input ports 101, the plate hot flow ports 302 and the hot flow output ports 201 and connecting lines of the cold flow input ports 202, the plate cold flow ports 303 and the cold flow output ports 102 are in corresponding S shapes, and the S shapes are in spiral forward shapes connected end to end.

The plate heat flow port 302 includes a first plate heat flow port 3021 and a second plate heat flow port 3022, the plate cold flow port 303 includes a first plate cold flow port 3031 and a second plate cold flow port 3032, the first plate heat flow port 3021 and the second plate cold flow port 3032 are located at the upper end of the plate 3, and the second plate heat flow port 3022 and the first plate cold flow port 3031 are located at the lower end of the plate 3.

The plate 3 is made of copper. Is favorable for improving the heat conduction efficiency of the plate 3.

The positioning plate 1 and the pressing plate 2 are fixedly connected through bolts.

The plates 3 are laminations. As shown in fig. 3, the plate 3 is a laminated plate, that is, a laminated plate is formed by a plurality of plates, the positions of the plate heat flow ports 302 and the plate cold flow ports 303 on adjacent laminated plates are opposite, and the corresponding plate heat flow ports 302 and the plate cold flow ports 303 on adjacent laminated plates are communicated with each other.

A sand mill is provided with the plate type heat exchange device. Can take away a large amount of heat energy of product fast through plate heat exchange device to improve sanding efficiency.

The working process is as follows:

the heat flow enters a first plate heat flow port 3021 through a heat flow input port 101, then enters a second plate heat flow port 3022 through an intermediate flow channel 301 of the plate 3, then sequentially passes through plate heat flow ports 302 of adjacent plates 1, and finally reaches a heat flow output port 201 to be output, and the heat flow stroke is S-shaped; the cold flow enters the first plate cold flow port 3031 through the cold flow input port 202, then enters the second plate cold flow port 3032 through the middle flow channel 301 of the plate 3, finally reaches the cold flow output port 102 and is output, and the cold flow stroke is in an S shape corresponding to the hot flow stroke.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims (6)

1. The utility model provides a board-like heat transfer device, includes locating plate (1), pressure strip (2), compress tightly in a plurality of slab (3) between locating plate (1) and pressure strip (2), be equipped with middle runner (301) on slab (3), characterized by: be equipped with heat flow input port (101) and cold flow delivery outlet (102) on locating plate (1), be equipped with heat flow delivery outlet (201) and cold flow input port (202) on pressure strip (2), be equipped with on slab (3) respectively with slab hot runner mouth (302), slab cold runner mouth (303) of middle runner (301) intercommunication of slab (3), the position of slab hot runner mouth (302) and slab cold runner mouth (303) on adjacent slab (3) is opposite, and corresponding slab hot runner mouth (302), slab cold runner mouth (303) communicate each other on adjacent slab (3), the line of heat flow input port (101), slab hot runner mouth (302) and heat flow delivery outlet (201) with the line of cold flow input port (202), slab cold runner mouth (303) and cold flow delivery outlet (102) is the S shape that corresponds.

2. The plate heat exchange device of claim 1, wherein: the plate hot flow port (302) comprises a first plate hot flow port (3021) and a second plate hot flow port (3022), the plate cold flow port (303) comprises a first plate cold flow port (3031) and a second plate cold flow port (3032), the first plate hot flow port (3021) and the second plate cold flow port (3032) are located at the upper end of the plate (3), and the second plate hot flow port (3022) and the first plate cold flow port (3031) are located at the lower end of the plate (3).

3. The plate heat exchange device of claim 1, wherein: the plate (3) is made of copper.

4. The plate heat exchange device of claim 1, wherein: the positioning plate (1) is fixedly connected with the pressing plate (2) through bolts.

5. The plate heat exchange device of claim 1, wherein: the plates (3) are laminated.

6. A sand mill is characterized in that: the sand mill is provided with the plate type heat exchange device according to any one of claims 1 to 5.

Images