CN216308685U

CN216308685U - Energy-saving heat exchange device of heat pump

Info

Publication number: CN216308685U
Application number: CN202122895001.5U
Authority: CN
Inventors: 李海川; 王凯辉
Original assignee: Hebei Elsoce Clean Energy Technology Co ltd
Current assignee: Zhang Mengyao
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-15
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses an energy-saving heat exchange device of a heat pump, and relates to the technical field of heat pump systems. Including the inner shell, the welding of inner shell top one end has cold water to advance the pipe, and the welding of inner shell top near the intermediate position has the hot water exit tube, and the welding of inner shell bottom one end has the warm water exit tube, and the inner shell is inside to be provided with parallel tube bank, and parallel tube bank bottom fixedly connected with hot water advances the pipe, and the flange is installed to the inner shell one end, is provided with the tube sheet in the flange, and tube sheet intermediate position fixedly connected with and the flow distribution plate of inner shell looks adaptation, the inner shell outside sets up the lagging casing. The filtering structure provided by the utility model can better obstruct and filter impurities, and can effectively adsorb iron impurities, so that pipelines in the heat pump are not easy to block, the circulating water quality can be improved, and the heat exchanger is not easy to scale. The heat preservation shell who sets up can play better heat preservation effect, and the heat is difficult for giving off, also can play certain heat storage effect, reduces thermal loss.

Description

Energy-saving heat exchange device of heat pump

Technical Field

The utility model relates to the technical field of heat pump systems, in particular to an energy-saving heat exchange device of a heat pump.

Background

A heat exchanger is usually used in the assembly of a heat pump, and a shell-and-tube heat exchanger is one type of heat exchanger, which is a dividing wall type heat exchanger in which the wall surface of a tube bundle enclosed in a shell is used as a heat transfer surface. The heat exchanger has simple structure, low cost, wide flow cross section and easy scale cleaning.

However, when the shell-and-tube heat exchanger works, a simple and effective filtering structure is lacked, cold water often contains more impurities, so that pipelines in the heat pump are easily blocked, and some iron impurities are difficult to remove, so that the circulating water quality is poor, scaling is easy, and therefore the utility model provides a novel solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an energy-saving heat exchange device of a heat pump, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an energy-conserving heat transfer device of heat pump, includes the inner shell, and the welding of inner shell top one end has cold water to advance the pipe, and the inner shell top is close to the intermediate position welding and has the hot water exit tube, and the welding of inner shell bottom one end has the warm water exit tube, and the inside parallel tube bank that is provided with of inner shell, parallel tube bank bottom fixedly connected with hot water advance the pipe, and the inner shell is served and is installed the flange, is provided with the tube sheet in the flange, and tube sheet intermediate position fixedly connected with and the flow distribution plate of inner shell looks adaptation, the inner shell outside sets up the heat preservation shell, is formed with the heat preservation chamber between heat preservation shell and the inner shell, heat preservation shell top one side fixedly connected with feed liquor pipe, heat preservation shell bottom one side fixedly connected with drain pipe, equal spiro union has sealed chock plug on feed liquor pipe and the drain pipe, is equipped with filtration on the tube sheet.

Preferably, filtration includes the lid that leads to water, leads to water and covers the intermediate position and set up the mounting groove with the reposition of redundant personnel looks adaptation, and a plurality of apopores have all been seted up to the upper and lower part of lid that leads to water, lead to water and cover a plurality of magnet pieces of one side fixedly connected with, and the magnet piece equidistance distributes, leads to water and covers one side fixedly connected with ring canal, and the magnet piece is all arranged in the ring canal, and ring canal one side spiro union has the filter, and a plurality of filtration pores have all been seted up to two parts about the filter, and the aperture of filtering the pore is less than apopore aperture.

Preferably, the magnet pieces are symmetrically distributed about the mounting groove, the rectangular groove matched with the splitter plate is formed in the middle of the filter plate, and the filter holes are symmetrically distributed in the upper position and the lower position of the rectangular groove.

Preferably, a plurality of pipe clamps are arranged on the parallel pipe bundle at equal intervals and fixed on the inner wall of the inner shell.

Preferably, the heat preservation shell comprises a stainless steel shell, a rock wool shell and a polyurethane foam shell, wherein the rock wool shell is bonded on the outer wall of the stainless steel shell.

Compared with the prior art, the utility model has the beneficial effects that:

this energy-conserving heat transfer device of heat pump, the filtration that sets up can be better the separation with filter impurity to can effectually adsorb iron impurity, and then be difficult to block up the pipeline in the heat pump, can improve circulation quality of water, make the heat exchanger be difficult to the scale deposit.

In addition, the heat preservation shell who sets up can play better heat preservation effect, and the heat is difficult for giving off, also can play certain heat storage effect, reduces thermal loss for the heat exchange efficiency of heat exchanger obtains improving, energy saving and consumption reduction, and thermal-insulated effectual can reduce thermal loss.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention after the insulation shell is disassembled in FIG. 1;

FIG. 3 is a schematic perspective view of the present invention shown in FIG. 2 with the inner shell detached;

fig. 4 is a schematic perspective view of the filter structure of the present invention.

In the figure: 1. a heat-insulating shell; 101. a liquid inlet pipe; 102. a liquid outlet pipe; 2. an inner shell; 201. a hot water inlet pipe; 202. a hot water outlet pipe; 203. a cold water inlet pipe; 204. a warm water outlet pipe; 205. a bundle of parallel tubes; 206. a pipe clamp; 207. a flow distribution plate; 3. a heat preservation cavity; 4. a flange; 5. a filter structure; 501. a water through cover; 502. a magnet piece; 503. mounting grooves; 504. a water outlet hole; 505. a ring pipe; 506. a filter plate; 507. and (4) filtering holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1 to 4, the present invention provides a technical solution: the utility model provides an energy-conserving heat transfer device of heat pump, including inner shell 2, the welding of 2 top one ends in inner shell has cold water to advance pipe 203, the welding of 2 tops in inner shell has hot water exit tube 202 near the intermediate position, the welding of 2 bottom one ends in inner shell has warm

water exit tube

204, 2 inside parallel tube bundles 205 that are provided with of inner shell, parallel tube bundles 205 bottom fixedly connected with hot

water advances pipe

201, 2 one of inner shell is served and is installed flange 4, be provided with the tube sheet in the flange 4, tube sheet intermediate position fixedly connected with and the flow distribution plate 207 of 2 looks adaptations of inner shell, 2 outsides in inner shell set up heat preservation shell 1, be formed with heat preservation chamber 3 between heat preservation shell 1 and the

inner shell

2, 1 top one side fixedly connected with feed liquor pipe 101 of heat preservation shell, 1 bottom one side fixedly connected with drain pipe 102 of heat preservation shell, equal spiro union has sealed chock plug on feed liquor pipe 101 and drain pipe 102, be equipped with filtration 5 on the tube sheet. It should be noted that the cold water inlet pipe 203, the warm water outlet pipe 204, the hot water outlet pipe 202, the flange 4, the parallel tube bundle 205, the tube sheet, and the hot water inlet pipe 201 are all the prior art, and the specific working principle of heat exchange thereof will not be described in detail. Heat preservation liquid such as glycerine, water can be poured into in heat preservation chamber 3, can play fine heat preservation effect like this, the effectual loss that reduces the heat.

As a specific embodiment, the filtering structure 5 includes a water passing cover 501, a mounting groove 503 adapted to the flow distribution plate 207 is formed in the middle of the water passing cover 501, a plurality of water outlets 504 are formed in the upper and lower portions of the water passing cover 501, a plurality of magnet pieces 502 are fixedly connected to one side of the water passing cover 501, the magnet pieces 502 are distributed at equal intervals, an annular pipe 505 is fixedly connected to one side of the water passing cover 501, the magnet pieces 502 are arranged in the annular pipe 505, a filtering plate 506 is screwed to one side of the annular pipe 505, a plurality of filtering holes 507 are formed in the upper and lower portions of the filtering plate 506, and the aperture of the filtering hole 507 is smaller than that of the water outlets 504.

As a specific embodiment, the magnet pieces 502 are symmetrically distributed about the mounting groove 503, the middle position of the filter plate 506 is provided with a rectangular groove matched with the flow distribution plate 207, and the filter holes 507 are symmetrically distributed at the upper and lower positions of the rectangular groove. A rectangular groove is formed between the upper magnet piece 502 and the lower magnet piece 502, the rectangular groove is used for the splitter plate 207 to pass through, and the magnet pieces 502 can adsorb a large amount of iron impurities in water to improve the water quality.

In a specific embodiment, the tube bundle 205 is provided with a plurality of tube clamps 206 at equal intervals, the tube clamps 206 are fixed on the inner wall of the inner shell 2, and the tube clamps 206 function to retain the tube bundle 205, so that the tube bundle 205 can be stably operated.

As a specific embodiment, the thermal insulation casing 1 includes a stainless steel casing, a rock wool shell adhered to the outer wall of the stainless steel casing, and a polyurethane foam shell, it should be noted that the rock wool shell is adhered to the outer wall of the stainless steel casing, the polyurethane foam shell is adhered to the outer wall of the rock wool shell, the rock wool shell is made of a rock wool board, and the rock wool board is made of artificial inorganic fibers through high-temperature melting processing, and has the characteristics of light weight, small heat conductivity coefficient, heat absorption, and non-combustibility. The heat insulation material has stable size, can not extend, shrink or change at high temperature, has a melting point higher than 1000 ℃, can play a good role in heat insulation, and reduces heat loss. The polyurethane foam shell is made of rigid polyurethane plastic, is light in weight, excellent in sound insulation and heat insulation performance and strong in corrosion resistance, heat is not easy to dissipate, a certain heat storage effect can be achieved, heat loss is reduced, heat exchange efficiency of the heat exchanger is improved, and energy conservation and consumption reduction are achieved.

Particularly, cold water enters the inner shell 2 from the cold water inlet pipe 203, then the cold water passes through the filtering structure 5, most impurities are filtered by the filtering holes 507 on the filtering plate 506, then iron impurities of water quality are adsorbed by the magnet pieces 502, then the cold water passes through the water passing cover 501 to enter the tube plate and finally enters the other end of the inner shell 2, meanwhile, hot water enters the inner shell 2 from the hot water inlet pipe 201, then the hot water flows out through the hot water outlet pipe 202, the cold water is changed into warm water after heat exchange and then passes through the tube plate again to enter the filtering structure 5, and as the aperture of the filtering holes 507 is smaller than that of the water outlet holes 504, the larger impurities are intercepted by the water outlet holes 504 again, further the impurities are left in the filtering structure 5, and then the warm water flows out through the warm water outlet pipe 204.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-conserving heat transfer device of heat pump, including inner shell (2), the welding of inner shell (2) top one end has cold water to advance pipe (203), the welding of inner shell (2) top is close to the intermediate position has hot water exit tube (202), the welding of inner shell (2) bottom one end has warm water exit tube (204), inner shell (2) inside is provided with parallel tube bank (205), parallel tube bank (205) bottom fixedly connected with hot water advances pipe (201), one of inner shell (2) is served and is installed flange (4), be provided with the tube sheet in flange (4), the splitter plate (207) of tube sheet intermediate position fixedly connected with and inner shell (2) looks adaptation, its characterized in that: the heat preservation device is characterized in that a heat preservation shell (1) is arranged outside the inner shell (2), a heat preservation cavity (3) is formed between the heat preservation shell (1) and the inner shell (2), a liquid inlet pipe (101) is fixedly connected to one side of the top of the heat preservation shell (1), a liquid outlet pipe (102) is fixedly connected to one side of the bottom of the heat preservation shell (1), a sealing plug head is screwed on the liquid inlet pipe (101) and the liquid outlet pipe (102), and a filtering structure (5) is arranged on the pipe plate.

2. The energy-saving heat exchange device of the heat pump according to claim 1, characterized in that: filtration (5) are including leading to water lid (501), lead to water lid (501) intermediate position and offer mounting groove (503) with flow distribution plate (207) looks adaptation, lead to water lid (501) the upper and lower part and all seted up a plurality of apopores (504), lead to water lid (501) a plurality of magnet pieces of one side fixedly connected with (502), magnet piece (502) equidistance distributes, lead to water lid (501) one side fixedly connected with ring pipe (505), magnet piece (502) are all arranged in ring pipe (505), ring pipe (505) one side spiro union has filter (506), a plurality of filtration holes (507) have all been seted up in filter (506) upper and lower two parts, the aperture of filtration hole (507) is less than apopore (504) aperture.

3. The energy-saving heat exchange device of the heat pump according to claim 2, characterized in that: the magnet pieces (502) are symmetrically distributed about the mounting groove (503), the middle position of the filter plate (506) is provided with a rectangular groove matched with the flow distribution plate (207), and the filter holes (507) are symmetrically distributed at the upper position and the lower position of the rectangular groove.

4. The energy-saving heat exchange device of the heat pump according to claim 1, characterized in that: a plurality of pipe clamps (206) are equidistantly arranged on the parallel pipe bundle (205), and the pipe clamps (206) are fixed on the inner wall of the inner shell (2).

5. The energy-saving heat exchange device of the heat pump according to claim 1, characterized in that: the heat-insulating shell (1) comprises a stainless steel shell, a rock wool shell and a polyurethane foam shell, wherein the rock wool shell and the polyurethane foam shell are bonded on the outer wall of the stainless steel shell.