CN216592905U - Novel heat exchanger for urban heating - Google Patents

Abstract

The utility model provides a novel heat exchanger for urban heating, which comprises a fixed end plate, a movable end plate and a plurality of heat exchange plates, wherein two guide rods are respectively arranged at the centers of the upper end and the lower end of the rear side of the fixed end plate, fixed end columns are arranged at the rear sides of the two guide rods, the movable end plate is positioned between the fixed end plate and the fixed end columns, accommodating grooves are respectively arranged at the centers of the upper end and the lower end of the movable end plate, rolling wheels are rotatably connected with the inner walls of the two sides of the accommodating grooves, pulley frames are also arranged at the two sides of the accommodating grooves, spherical wheels are arranged in the two pulley frames, sliding grooves are arranged at the two sides of the guide rods at the upper end, the two spherical wheels are respectively positioned in the sliding grooves at the two sides, the rolling wheels are positioned at the upper ends of the guide rods, the plurality of heat exchange plates are arranged between the fixed end plate and the movable end plate, and a plurality of threaded fixing rods are arranged between the fixed end plate and the movable end plate in a penetrating manner, thereby facilitating disassembly for adding or replacing heat exchanger plates.

Description

Novel heat exchanger for urban 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

The urban heat supply comprises two aspects of heat consumption for production and life, and the adopted mode meets the heat consumption requirement, which is related to the energy composition and the heat source consumption condition of specific cities in China, and depends on the national economic level and the technical and economic effects of different heat supply modes, and the urban heat supply in China basically comprises three heat supply modes, namely a central heat supply mode. The urban central heating can be realized by a thermal power plant or a regional boiler room. The centralized heat supply is planned by cities in a unified way, a thermal power plant with a proper scale is built in a region with centralized industry, the thermal power plant can generate electricity and supply heat and simultaneously meet the requirements of production and life, a heat exchanger is often used in urban heat supply, the heat exchanger is a device for transferring partial heat of hot fluid to cold fluid and is also called as a heat exchanger, a plate heat exchanger is a device for exchanging heat of liquid-liquid and liquid-steam which is widely applied at present, the plate heat exchanger is generally formed by stacking a plurality of metal sheets with certain corrugated shapes, thin rectangular channels are formed among the metal sheets, and heat exchange is carried out through the metal sheets;

but the movable end plate of traditional plate heat exchanger removes inconveniently, and after having added the heat transfer slab, needs additional power help to press one side of movable end plate, realizes fixing movable end plate and fixed end plate again, very not convenient to dismantle the installation like this.

SUMMERY OF THE UTILITY MODEL

The present invention aims to provide a new heat exchanger for heating cities, so as to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

a novel heat exchanger for city heating comprises a fixed end plate, a movable end plate and a plurality of heat exchange plates, wherein two guide rods are respectively arranged at the centers of the upper end and the lower end of the rear side of the fixed end plate, fixed end columns are arranged at the rear sides of the two guide rods, the movable end plate is positioned between the fixed end plate and the fixed end columns, accommodating grooves are respectively arranged at the centers of the upper end and the lower end of the movable end plate, the inner walls of the two sides of the accommodating grooves are rotatably connected with rolling wheels, pulley frames are also arranged at the two sides of the accommodating grooves, spherical wheels are arranged in the two pulley frames, sliding grooves are arranged at the two sides of the guide rods at the upper end, the two spherical wheels are respectively positioned in the sliding grooves at the two sides, the outer surfaces of the spherical wheels are tangent to the inner walls of the sliding grooves, the rolling wheels are positioned at the upper end of the guide rods, and the plurality of the heat exchange plates are arranged between the fixed end plate and the movable end plate, and a plurality of thread fixing rods are arranged between the fixed end plate and the movable end plate in a penetrating manner, and a plurality of limiting ring sleeves and fixing nuts are respectively arranged at the front end and the rear end of each thread fixing rod.

Furthermore, a heat medium inlet, a heat medium outlet, a cold medium inlet and a cold medium outlet are arranged on the front side of the fixed end plate in a butt joint mode with the heat exchange plate.

Furthermore, detachable connecting pipes are installed on the heat medium inlet and the heat medium outlet, and sealing ring rings are installed at the connecting ports of the connecting pipes.

Furthermore, fixing seats are installed on two sides below the front side of the fixed end plate and below the rear side of the fixed end column, and the fixing seats are three, and two fixing holes are formed in the fixing seats.

Further, the upper portion of the guide rod located at the lower end is provided with an arched strip block, the lower end of the heat exchange plate is provided with a notch matched with the arched strip block, two sides of the upper end of the containing groove at the lower end of the movable end plate are provided with movable wheels, and rolling surfaces of the movable wheels are attached to the arched strip block.

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

Further, the fixing nut is of a conical structure inclined towards the limiting ring sleeve.

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

this device is through realizing the integral type junction with fixed end plate and activity end plate, thereby convenient dismantlement is in order to add or change the heat transfer slab, at first after unscrewing the fixation nut on a plurality of threaded fixing pole, with the activity end plate pulling backward, because of the design of the wheel that rolls, thereby the activity end plate can conveniently slide on the upper end guide arm, and the ball-type wheel slides in being located the sliding tray, not only further increase gliding convenience, and can keep the fixed of activity end plate, later put the heat transfer slab butt joint that adds on the guide arm of lower extreme, it screws up fixation nut behind the activity end plate to sliding forward again, thereby can accomplish this operation alone, and is simple and convenient.

Drawings

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

FIG. 2 is a broken plan view of the removable end panel of the present invention;

fig. 3 is a side sectional view of a heat exchanger plate according to the utility model;

FIG. 4 is a cut-away cross-sectional view of a threaded fixation rod of the present invention;

in the figure: 1. fixing the end plate; 2. a fixed end post; 3. a movable end plate; 4. a guide bar; 5. a threaded fixing rod; 6. a heat exchange plate; 7. a connecting pipe; 11. a thermal medium inlet; 12. a thermal medium outlet; 13. a cold medium inlet; 14. a cold medium outlet; 15. a fixed seat; 31. accommodating grooves; 32. a rolling wheel; 33. a pulley yoke; 34. a spherical wheel; 35. a moving wheel; 41. a sliding groove; 42. an arched bar; 51. a restriction ring sleeve; 52. fixing a nut; 61. a connecting button; 62. and connecting the grooves.

Detailed Description

In order that the utility model may be more fully understood, reference will now be made to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration, various embodiments of the utility model which may be practiced in different forms and not limited to the embodiments described herein, but on the contrary, the embodiments are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can 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 can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of such term knowledge in the specification of the utility model is for the purpose of describing particular embodiments and is not intended to be limiting of the utility model, and the use of the term "and/or" herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution: 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, wherein two guide rods 4 are respectively arranged at the centers of the upper and lower ends of the rear side of the fixed end plate 1, fixed end columns 2 are arranged at the rear sides of the two guide rods 4, the movable end plate 3 is positioned between the fixed end plate 1 and the fixed end columns 2, accommodating grooves 31 are respectively arranged at the centers of the upper and lower ends of the movable end plate 3, the inner walls of the two sides of each accommodating groove 31 are rotatably connected with rolling wheels 32, pulley frames 33 are also arranged at the two sides of each accommodating groove 31, the two spherical wheels 34 are arranged in the pulley frames 33, sliding grooves 41 are formed in the two sides of each guide rod 4 at the upper end, the two spherical wheels 34 are respectively positioned in the sliding grooves 41 at the two sides, the outer surfaces of the spherical wheels 34 are tangent to the inner walls of the sliding grooves 41, the rolling wheels 32 are positioned at the upper ends of the guide rods 4, the heat exchange plate pieces 6 are arranged between the fixed end plate 1 and the movable end plate 3, the plurality of thread fixing rods 5 are arranged between the fixed end plate 1 and the movable end plate 3 in a penetrating mode, the limiting ring sleeves 51 and the fixing nuts 52 are respectively arranged at the front end and the rear end of the plurality of thread fixing rods 5, the device is used for conveniently disassembling the integral connecting part of the fixed end plate 1 and the movable end plate 3 so as to add or replace the heat exchange plate pieces 6, the movable end plate 3 is pulled backwards after the fixing nuts 52 on the plurality of thread fixing rods 5 are loosened, due to the design of the rolling wheels 32, the movable end plate 3 can conveniently slide on the upper end guide rod 4, and the spherical wheel 34 is positioned in the sliding groove 41 to slide, so that the sliding convenience is further improved, the fixing of the movable end plate 3 can be kept, and the added heat exchange plate pieces 6 are butted on the guide rod 4 at the lower end, the movable end plate 3 is slid forward again and then the fixing nut 52 is tightened, so that the operation can be completed by one person, and the operation is simple and convenient.

Please refer to fig. 1 again, the heat medium inlet 11, the heat medium outlet 12, the cold medium inlet 13, and the cold medium outlet 14 are disposed on the front side of the fixed end plate 1 and the heat exchange plate 6 in a butt joint manner, and the heat exchange plate 6 can be conveniently and normally mounted through a definite outlet; install detachable connecting pipe 7 on hot medium import 11, the hot medium export 12, just the junction department of connecting pipe 7 installs the seal ring, can realize other pipelines and the convenient connection of fixed end plate 1 through connecting pipe 7, and can prevent through the seal ring that the junction from taking place the seepage.

Please refer to fig. 1 again, the fixing seats 15 are respectively installed on two sides below the front side of the fixing end plate 1 and below the rear side of the fixing end post 2, two fixing holes are respectively formed on the three fixing seats 15, and the fixing end plate 1 and the fixing end post 2 can be fixed to the ground or other devices conveniently through the fixing seats 15, so as to increase the stability; be located the lower extreme guide arm 4 top is provided with arch stick 42, 6 lower extremes of heat transfer plate are provided with the breach with arch stick 42 assorted, holding tank 31 upper end both sides of 3 lower extremes of activity end plate are provided with removes wheel 35, the rolling surface that removes wheel 35 pastes mutually with arch stick 42, can further guarantee the steady movement of 3 lower extremes of activity end plate through removing wheel 35, and the breach design of heat transfer plate 6 can keep the steady of heat transfer plate 6.

Please refer to fig. 3 again, four pairs of connecting buttons 61 and connecting grooves 62 are symmetrically arranged on two sides of the heat exchange plate 6, and the connecting buttons 61 are relatively inserted into the connecting grooves 62 by the butt joint of two heat exchange plates 6, so as to complete the convenient connection and fixation of two heat exchange plates 6; the fixing nut 52 is a tapered structure inclined toward the restricting collar 51, and the fixing nut 52 having the tapered structure can prevent loosening.

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

the device realizes the integral connection of the fixed end plate 1 and the movable end plate 3, thereby being convenient to disassemble to add or replace the heat exchange plate 6, firstly loosening the fixed nuts 52 on the plurality of thread fixed rods 5, pulling the movable end plate 3 backwards, and due to the design of the rolling wheel 32, therefore, the movable end plate 3 can slide on the upper end guide rod 4 conveniently, and the spherical wheel 34 is positioned in the sliding groove 41 to slide, so that the sliding convenience is further improved, and the movable end plate 3 can be kept fixed, then the added heat exchange plate 6 is butted and placed on the guide rod 4 at the lower end, and the connection button 61 is relatively inserted into the connection groove 62, therefore, convenient connection and fixation of every two heat exchange plates 6 are completed, and the fixing nut 52 is screwed after the movable end plate 3 slides forwards, so that the operation can be completed by one person, and the operation is simple and convenient.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above embodiments, and it is within the scope of the utility model to adopt the method concept and technical solution of the utility model to make such insubstantial modifications, or to directly apply the concept and technical solution of the utility model to other applications without any modification.

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).

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