CN216592905U - Novel heat exchanger for urban heating - Google Patents

Abstract

The utility model provides a new type of heat exchanger for city heating, which comprises a fixed end plate, a movable end plate and a plurality of heat exchange plates. Two guide plates are respectively installed at the center of the upper and lower ends of the rear side of the fixed end plate. rod, the rear sides of the two guide rods are installed with fixed end columns, the movable end plate is located between the fixed end plate and the fixed end column, and the center of the upper and lower ends of the movable end plate is provided with a accommodating groove, and the two sides of the accommodating groove are arranged. The side inner wall is rotatably connected with rolling wheels, pulley frames are installed on both sides of the accommodating groove, ball-shaped wheels are installed in the two pulley frames, sliding grooves are arranged on both sides of the guide rod at the upper end, and the two ball-shaped wheels are respectively located in In the sliding grooves on both sides, the rolling wheel is located at the upper end of the guide rod, a plurality of heat exchange plates are installed between the fixed end plate and the movable end plate, and a plurality of screw threads are installed through the fixed end plate and the movable end plate. The device realizes an integral connection between the fixed end plate and the movable end plate, so that it can be easily disassembled to add or replace the heat exchange plate.

Description

A new type of heat exchanger for city heating

technical field

The utility model relates to the technical field of urban heating, in particular to a novel heat exchanger for urban heating.

Background technique

Urban heating includes both production and domestic heating. What method is used to meet the heating needs is related to the energy composition and heat source consumption of specific cities in the country, and also depends on the country's economic level and the technology of different heating methods. There are basically three heating methods for urban heating in my country: the first heating method is the central heating method. Urban central heating can be achieved by thermal power plants or regional boiler rooms. Central heating is planned in a unified manner by the city. In areas where industries are relatively concentrated, thermal power plants of appropriate scale are built to generate electricity and heat while meeting the needs of production and life. In urban heating, heat exchangers are often used to exchange heat. Heat exchanger is a device that transfers part of the heat of hot fluid to cold fluid, also known as heat exchanger, while plate heat exchanger is currently widely used liquid-liquid, liquid-vapor heat exchange equipment, plate heat exchanger generally It is composed of several metal sheets with a certain corrugated shape stacked, and a thin rectangular channel is formed between the metal sheets, and heat exchange is performed through the sheets;

However, the movable end plate of the traditional plate heat exchanger is inconvenient to move, and after the heat exchange plate is added, additional force is needed to help hold down one side of the movable end plate, and then the movable end plate and the fixed end plate are fixed. , which is very inconvenient to disassemble and install.

Utility model content

The purpose of this utility model is to provide a new type of heat exchanger for urban heating, so as to solve the problems raised in the above background technology.

To achieve the above object, the utility model provides the following technical solutions:

A new type of heat exchanger for urban heating includes fixed end plates, movable end plates and a plurality of heat exchange plates, two guide rods are respectively installed at the center of the upper and lower ends of the rear side of the fixed end plate, and the two A fixed end post is installed on the rear side of each of the guide rods, the movable end plate is located between the fixed end plate and the fixed end post, and the center of the upper and lower ends of the movable end plate is provided with a accommodating groove. Rolling wheels are rotatably connected to the inner walls of both sides of the accommodating groove, and pulley frames are also installed on both sides of the accommodating groove. Ball-shaped wheels are installed in the two pulley frames, and two sides of the guide rod located at the upper end are provided There are sliding grooves, the two spherical wheels are respectively located in the sliding grooves on both sides, and the outer surface of the spherical wheels is tangent to the inner wall of the sliding groove, and the rolling wheels are located at the upper end of the guide rod. The heat exchange plate is installed between the fixed end plate and the movable end plate, and a plurality of threaded fixing rods are installed through the fixed end plate and the movable end plate, and the front and rear ends of the plurality of threaded fixing rods are respectively installed With limiting collar and retaining nut.

Further, a heating medium inlet, a heating medium outlet, a cooling medium inlet and a cooling medium outlet are arranged on the front side of the fixed end plate and the heat exchange plate in abutment.

Further, a detachable connecting pipe is installed on the heat medium inlet and the heat medium outlet, and a sealing ring is installed at the connecting port of the connecting pipe.

Further, fixing seats are installed on both sides of the lower side of the front side of the fixed end plate and the lower side of the rear side of the fixed end column, and two fixing holes are provided on each of the three fixing seats.

Further, an arched bar is arranged above the guide rod at the lower end, a gap matching the arched bar is arranged at the lower end of the heat exchange plate, and both sides of the upper end of the accommodating groove at the lower end of the movable end plate are arranged on both sides. There are moving wheels, and the rolling surfaces of the moving wheels are in contact with the arched bars.

Further, four pairs of connecting buttons and connecting grooves are symmetrically arranged on two sides of the heat exchange plate.

Further, the fixing nut is a conical structure inclined toward the constraining ring sleeve.

Compared with the prior art, the beneficial effects of the present utility model are:

The device realizes an integrated connection between the fixed end plate and the movable end plate, so that it can be easily disassembled to add or replace the heat exchange plate. Pulling, due to the design of the rolling wheel, the movable end plate can slide easily on the upper guide rod, and the ball wheel slides in the sliding groove, which not only further increases the convenience of sliding, but also keeps the movable end plate fixed. The added heat exchange plate is placed on the guide rod at the lower end, slide the movable end plate forward and then tighten the fixing nut, so that the operation can be completed by one person, which is simple and convenient.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the sectional plan view of the movable end plate of the utility model;

3 is a side cross-sectional view of a heat exchange plate of the present invention;

4 is a sectional view of a threaded fixing rod of the present invention;

In the figure: 1. Fixed end plate; 2. Fixed end column; 3. Movable end plate; 4. Guide rod; 5. Threaded fixed rod; 6. Heat exchange plate; 7. Connecting pipe; 11. Heat medium inlet; 12. Heat medium outlet; 13, Cold medium inlet; 14, Cold medium outlet; 15, Fixed seat; 31, Receiving slot; 32, Rolling wheel; 33, Pulley frame; 34, Ball wheel; 35, Moving wheel; 41 , sliding groove; 42, arched bar; 51, limiting ring sleeve; 52, fixing nut; 61, connecting button; 62, connecting groove.

Detailed ways

In order to facilitate the understanding of the present utility model, the present utility model will be described more comprehensively below with reference to the related drawings. Several embodiments of the present utility model are given in the accompanying drawings, but the present utility model can be realized in different forms, and it is not We are limited to the embodiments described herein, but rather, these embodiments are provided so that this disclosure will be thorough and complete.

It should be noted that when an element is referred to as being "fixed" to another element, it may be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it may be The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly connected by those skilled in the technical field of the present invention, and the terminology used herein in the description of the present invention is for the purpose of describing specific For the purpose of the examples, and not for the purpose of limiting the present invention, the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

1-4, the present invention provides a technical solution: a new heat exchanger for urban heating, comprising a fixed end plate 1, a movable end plate 3 and a plurality of heat exchange plates 6, the fixed end plate 1 and the movable end plate 3 are provided. Two guide rods 4 are respectively installed at the center of the upper and lower ends of the rear side of the end plate 1, and fixed end posts 2 are installed on the rear sides of the two guide rods 4. The movable end plate 3 is located between the fixed end plate 1 and the fixed end plate 1. Between the end posts 2 and the center of the upper and lower ends of the movable end plate 3 are provided with accommodating grooves 31 , and the inner walls of the two sides of the accommodating groove 31 are rotatably connected with rolling wheels 32 . A pulley frame 33 is also installed on the side, spherical wheels 34 are installed in the two pulley frames 33, and sliding grooves 41 are provided on both sides of the guide rod 4 at the upper end. Inside the sliding grooves 41 on both sides, and the outer surface of the spherical wheel 34 is tangent to the inner wall of the sliding groove 41, the rolling wheel 32 is located at the upper end of the guide rod 4, and a plurality of the heat exchange plates 6 are installed on the fixed Between the end plate 1 and the movable end plate 3, and between the fixed end plate 1 and the movable end plate 3, a plurality of threaded fixing rods 5 are installed through, and the front and rear ends of the plurality of threaded fixing rods 5 are respectively installed with Limiting the ring sleeve 51 and the fixing nut 52, the device realizes an integral connection between the fixed end plate 1 and the movable end plate 3, so as to facilitate the disassembly to add or replace the heat exchange plate 6, first put the plurality of threaded fixing rods 5 on the After the fixing nut 52 is loosened, the movable end plate 3 is pulled back. Due to the design of the rolling wheel 32, the movable end plate 3 can easily slide on the upper guide rod 4, and the ball wheel 34 slides in the sliding groove 41. , not only to further increase the convenience of sliding, but also to keep the movable end plate 3 fixed, and then place the added heat exchange plate 6 on the guide rod 4 at the lower end, slide the movable end plate 3 forward and tighten it. Fix the nut 52, so that one person can complete the operation, which is simple and convenient.

Please refer to FIG. 1 , the front side of the fixed end plate 1 and the heat exchange plate 6 are provided with a heat medium inlet 11 , a heat medium outlet 12 , a cold medium inlet 13 , and a cold medium outlet 14 . The outlet can facilitate the standardized installation of the heat exchange plate 6; the heat medium inlet 11 and the heat medium outlet 12 are installed with detachable connecting pipes 7, and the connecting ports of the connecting pipes 7 are installed with sealing rings, The connecting pipe 7 can realize convenient connection between other pipes and the fixed end plate 1, and the sealing ring can prevent leakage at the connection.

Please emphatically refer to FIG. 1 , both sides of the lower side of the front side of the fixed end plate 1 and the lower side of the rear side of the fixed end post 2 are installed with fixing bases 15 , and three fixing bases 15 are provided with two fixing holes. , the fixing seat 15 can facilitate the fixing of the fixed end plate 1 and the fixed end column 2 to the ground or other devices, thereby increasing the stability; an arched block 42 is arranged above the guide rod 4 at the lower end, and the heat exchange plate The lower end of the sheet 6 is provided with a gap that matches the arched bar 42, and the upper end of the accommodating groove 31 at the lower end of the movable end plate 3 is provided with a moving wheel 35, the rolling surface of the moving wheel 35 and the arched bar 42. Adhering to each other, the moving wheel 35 can further ensure the smooth movement of the lower end of the movable end plate 3 , and the design of the gap of the heat exchange plate 6 can maintain the stability of the heat exchange plate 6 .

Please emphatically refer to FIG. 3 , the two sides of the heat exchange plate 6 are symmetrically provided with four pairs of connecting buttons 61 and connecting grooves 62 . The fixing nut 52 is a conical structure inclined to the confinement ring sleeve 51, and the conical structure of the fixing nut 52 can prevent loosening.

The specific operation mode of the present utility model is as follows:

The device realizes an integrated connection between the fixed end plate 1 and the movable end plate 3, so that the heat exchange plate 6 can be easily disassembled to add or replace the heat exchange plate 6. After loosening the fixing nuts 52 on the plurality of threaded fixing rods The movable end plate 3 is pulled backward. Due to the design of the rolling wheel 32, the movable end plate 3 can slide easily on the upper guide rod 4, and the ball wheel 34 slides in the sliding groove 41, which not only further increases the convenience of sliding, Moreover, the fixed movable end plate 3 can be maintained, and then the added heat exchange plate 6 is placed on the guide rod 4 at the lower end, and the connection buttons 61 will be inserted into the connection grooves 62 relative to the butt joints of the heat exchange plates 6. In order to complete the convenient connection and fixation of the two heat exchange plates 6, slide the movable end plate 3 forward and then tighten the fixing nut 52, so that the operation can be completed by one person, which is simple and convenient.

The utility model has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the present utility model is not limited by the above-mentioned manner, as long as the non-substantial improvement made by the method concept and technical solution of the present utility model is adopted, or the Improvements in which the concept and technical solutions of the utility model are directly applied to other occasions are all within the protection scope of the present utility model.

Claims (7)

1. The novel heat exchanger for urban heating comprises a fixed end plate (1), a movable end plate (3) and a plurality of heat exchange plates (6), and is characterized in that two guide rods (4) are respectively installed at the centers of the upper end and the lower end of the rear side of the fixed end plate (1), two fixed end columns (2) are installed at the rear sides of the guide rods (4), the movable end plate (3) is located between the fixed end plate (1) and the fixed end columns (2), accommodating grooves (31) are formed in the centers of the upper end and the lower end of the movable end plate (3), rolling wheels (32) are rotatably connected to the inner walls of the two sides of the accommodating grooves (31), pulley frames (33) are further installed on the two sides of the accommodating grooves (31), two spherical wheels (34) are installed in the pulley frames (33), sliding grooves (41) are formed in the two sides of the guide rods (4) which are located at the upper end, two ball type wheel (34) are located sliding tray (41) of both sides respectively, just the surface of ball type wheel (34) is tangent with sliding tray (41) inner wall, roll wheel (32) and be located the upper end of guide arm (4), and are a plurality of heat transfer plate (6) are installed between fixed end plate (1) and activity end plate (3), just run through between fixed end plate (1) and the activity end plate (3) and install a plurality of threaded fixing pole (5), and are a plurality of restriction ring cover (51) and fixation nut (52) are installed respectively at both ends around threaded fixing pole (5).

2. The new heat exchanger for heating cities of claim 1, wherein the front side of the fixed end plate (1) is provided with a heat medium inlet (11), a heat medium outlet (12), a cold medium inlet (13) and a cold medium outlet (14) in a butt joint manner with the heat exchange plate (6).

3. The new heat exchanger for heating city according to claim 2, characterized in that the heat medium inlet (11) and the heat medium outlet (12) are provided with detachable connecting pipes (7), and the connecting ports of the connecting pipes (7) are provided with sealing ring rings.

4. The new heat exchanger for heating city according to claim 1, characterized in that the fixing seats (15) are installed on both sides under the front side of the fixed end plate (1) and under the rear side of the fixed end post (2), and two fixing holes are arranged on three fixing seats (15).

5. The novel heat exchanger for heating cities according to claim 1, wherein an arched bar (42) is arranged above the guide rod (4) at the lower end, the lower end of the heat exchange plate (6) is provided with a notch matched with the arched bar (42), two sides of the upper end of the accommodating groove (31) at the lower end of the movable end plate (3) are provided with moving wheels (35), and the rolling surfaces of the moving wheels (35) are attached to the arched bar (42).

6. The new heat exchanger for heating cities according to claim 1, characterized in that the heat exchange plates (6) are symmetrically provided with four pairs of connecting buttons (61) and connecting grooves (62) on both sides.

7. The new heat exchanger for heating cities according to claim 1, characterized in that the fixing nut (52) is a cone structure inclined towards the restriction ring (51).

Images