CN217567467U

CN217567467U - Compact type double-coil evaporator

Info

Publication number: CN217567467U
Application number: CN202220682923.XU
Authority: CN
Inventors: 赵佳丽
Original assignee: Demerfei Heat Exchanger Pinghu Co ltd
Current assignee: Demerfei Heat Exchanger Pinghu Co ltd
Priority date: 2022-03-26
Filing date: 2022-03-26
Publication date: 2022-10-14
Anticipated expiration: 2032-03-26

Abstract

The utility model provides a compact double-coil evaporator, including the evaporation double-coil pipe, the evaporation double-coil pipe mainly as long as the structure is waterwall tube and steam body, waterwall tube and steam body are the spiral pipe that adopts the rectangle to make, and this waterwall tube and steam body coincide to set up in the pitch of the other side, and waterwall tube and steam body all are the body that adopts the equidirectional spiral to make, and the holistic height of waterwall tube and steam body is all the same with the size, and waterwall tube and steam body are inside to communicate with each other continuously, and the through-hole has been seted up to the inboard of steam body. The utility model discloses the whole two coil pipes of evaporation are constituteed by the two coil pipes of water-cooling wall pipe and steam pipe body, and this water-cooling wall pipe and steam pipe body are the spiral rectangular pipe that adopts the same pitch and the same number of turns to make, and secondly, water-cooling wall pipe and steam pipe body closely block each other and put together, and the holistic fastness of water-cooling wall pipe and steam pipe body is higher than normal single coil pipe far away.

Description

Compact type double-coil evaporator

Technical Field

The utility model belongs to the technical field of the evaporimeter, especially, relate to a compact double coil evaporimeter.

Background

Steam generators are mechanical devices that use the heat energy of a fuel or other energy source to heat water into hot water or steam. The main components in the steam generator are a steam-water separator, a burner, a steam pipe and a water wall pipe. The steam-water separator has the task of effectively separating water in saturated steam by utilizing centrifugal force and impact force, improving the dryness of the steam, avoiding the phenomena of rusting, water hammer and the like in a steam pipeline system and ensuring the running reliability of a boiler; the combustor is used for fully mixing and combusting gas and air to generate flame and release a large amount of heat, so that water in the steam pipeline is boiled and vaporized into saturated steam, and high-temperature smoke is generated; the steam pipeline is connected with the water wall pipe and plays a role in conveying hot water; the water wall pipe is usually laid on the inner wall surface of the hearth, is mainly used for absorbing radiant heat emitted by flame and high-temperature flue gas in the furnace, and has the functions of cooling and protecting the furnace wall. The double coils of the current evaporator have the following drawbacks: the holistic extension length overlength of this coil pipe causes equipment height, and the compact is poor, and the fastness of coil pipe reduces by a wide margin, and long-time use can cause the metal fatigue, and slight deformation can appear in the whole of coil pipe and even the condition that the coil pipe damaged appears.

Therefore, it is necessary to develop a compact dual coil evaporator.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a two coil evaporators of compact, including the evaporation double coil, the primary structure of evaporation double coil is water-cooling wall pipe and steam pipe body, and water-cooling wall pipe and steam pipe body are the spiral pipe that adopts the rectangle to make, and this water-cooling wall pipe and steam pipe body coincide to set up in the pitch of other side, and water-cooling wall pipe and steam pipe body all are the body that adopts the equidirectional spiral to make, and water-cooling wall pipe and the holistic height of steam pipe body are all the same with the size, and water-cooling wall pipe and steam pipe body are inside to communicate with each other continuously, and the through-hole has been seted up to the inboard of steam pipe body.

The water wall tube starting end port and the steam tube body end port are respectively a water inlet pipe orifice and an air inlet pipe orifice, the water wall tube starting end port is a water inlet pipe orifice, and the steam tube body end port is a water inlet pipe orifice.

The water wall tube initiating terminal port and the steam tube initiating terminal port are connected together through a connection U-shaped tube, the connection U-shaped tube enables the water wall tube initiating terminal port and the steam tube to be connected and communicated, and the connection U-shaped tube is arranged above the water wall tube initiating terminal port and the steam tube.

The upper surface and the lower surface of the water wall pipe and the steam pipe body are respectively clamped with an upper thermal insulation elastic rubber ring and a lower thermal insulation elastic rubber ring, the upper thermal insulation elastic rubber ring and the lower thermal insulation elastic rubber ring are rubber spiral rings with the same thread and the same number of turns, and the inner side and the outer side of the upper thermal insulation elastic rubber ring and the inner side and the outer side of the lower thermal insulation elastic rubber ring respectively protrude one centimeter to two centimeters out of the water wall pipe and the steam pipe body.

The inner cavities of the water wall tube and the steam tube body are a water cooling cavity and a steam cavity, the two cavities of the water wall tube and the steam tube body are communicated, and the water wall tube and the steam tube body are communicated together through a connection U-shaped tube.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses the whole two coil pipes of evaporation are constituteed by the two coil pipes of water-cooling wall pipe and steam pipe body, and this water-cooling wall pipe and steam pipe body are the spiral rectangular pipe that adopts the same pitch and the same number of turns to make, and secondly, water-cooling wall pipe and steam pipe body closely block each other and put together, and the holistic fastness of water-cooling wall pipe and steam pipe body is higher than normal single coil pipe far away.

2. The utility model discloses water-cooling wall pipe and steam pipe body set up, and water-cooling wall pipe and steam pipe body are a normal coil pipe height with whole rolling, the holistic length of reduction coil pipe by a wide margin, and water-cooling wall pipe and the holistic design of steam pipe body are more small and exquisite, and secondly, water-cooling wall pipe and steam pipe body are convenient for place the inside position of installing at the evaporimeter.

3. The utility model discloses go up the setting that separates temperature elastic rubber ring and separate temperature elastic rubber ring down, then can form a mobilizable buffer zone for self when expend with heat and contract with cold appear in the coil pipe, go up to separate temperature elastic rubber ring and separate temperature elastic rubber ring down with it not with the contact, this mode just can not appear because expend with heat and contract with cold cause between the coil pipe mutual extrusion lead to the fact the possibility of deformation, secondly, go up to separate temperature elastic rubber ring and can avoid causing the condition that deformation and damage because expend with heat and contract with lower temperature elastic rubber ring, better improvement life.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of fig. 1 in a partial cross section according to the present invention.

Fig. 3 is a schematic view of the structure of the water inlet pipe and the air inlet pipe of fig. 1 according to the present invention.

In the figure:

evaporating double coil pipe 1, water wall tube 2, steam pipe body 3, water inlet pipe 4, air inlet pipe 5, linking U nature pipe 6, go up thermal-insulated elastic rubber ring 7, thermal-insulated elastic rubber ring 8 down, water-cooling chamber 9, steam chamber 10.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

In the description of the embodiments, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1 to 3:

the utility model provides a pair of compact double coil pipe evaporimeter, including evaporating double coil pipe 1, water wall pipe 2, steam pipe body 3, inlet opening 4, inlet opening 5 links up U nature pipe 6, goes up to separate temperature elastic rubber ring 7, separates temperature elastic rubber ring 8 down, water-cooling chamber 9 and steam chamber 10, wherein: the primary structure of the evaporation double-coil pipe 1 is a water wall pipe 2 and a steam pipe body 3, the water wall pipe 2 and the steam pipe body 3 are spiral pipes made of rectangles, the water wall pipe 2 and the steam pipe body 3 are coincided and arranged in the screw pitch of the other side, the water wall pipe 2 and the steam pipe body 3 are all pipes made of the same-direction spiral, the height and the size of the water wall pipe 2 and the steam pipe body 3 are the same, the water wall pipe 2 and the steam pipe body 3 are communicated with each other, a through hole is formed in the inner side of the steam pipe body 3, the port of the starting end of the water wall pipe 2 and the port of the tail end of the steam pipe body 3 are respectively a water inlet pipe opening 4 and a gas inlet pipe opening 5, the port of the starting end of the water wall pipe 2 is a water inlet pipe opening 4, and the port of the tail end of the steam pipe body 3 is a water inlet pipe opening 4.

Example (b):

the upper and lower surfaces of the water-cooled wall tube 2 and the steam tube 3 are respectively clamped with an upper thermal-insulation elastic rubber ring 7 and a lower thermal-insulation elastic rubber ring 8, the upper thermal-insulation elastic rubber ring 7 and the lower thermal-insulation elastic rubber ring 8 are rubber spiral rings with the same thread and turns, the inner and outer sides of the upper thermal-insulation elastic rubber ring 7 and the lower thermal-insulation elastic rubber ring 8 respectively protrude one cm to two cm from the water-cooled wall tube 2 and the steam tube 3, the whole evaporation double-coil tube 1 is composed of the water-cooled wall tube 2 and the steam tube 3, the water-cooled wall tube 2 and the steam tube 3 are spiral rectangular tubes with the same thread pitch and turns, and then the water-cooled wall tube 2 and the steam tube 3 are tightly clamped with each other, and the firmness of the water-cooled wall tube 2 and the steam tube 3 is far higher than that of a normal single coil; the water wall tube 2 and the steam tube body 3 are arranged to be rolled into a normal coil height, the overall length of the coil is greatly reduced, the overall design of the water wall tube 2 and the steam tube body 3 is small, and the water wall tube 2 and the steam tube body 3 are convenient to place and install in the inner position of the evaporator; go up and separate temperature elastic rubber ring 7 and lower setting of temperature elastic rubber ring 8, then can form a mobilizable buffering region for self when the expend with heat and contract with cold appears in the coil pipe, go up and separate temperature elastic rubber ring 7 and separate temperature elastic rubber ring 8 down and separate it not with the contact, this mode just can not appear because expend with heat and contract with cold and cause the possibility that mutual extrusion led to the fact deformation between the coil pipe, secondly, go up and separate temperature elastic rubber ring 7 and lower and separate temperature elastic rubber ring 8 and can avoid causing the condition that deformation and damage because expend with heat and contract with cold, better improvement life.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides a compact double-coil evaporator, including evaporation double-coil (1), a serial communication port, the major structure of evaporation double-coil (1) is waterwall tube (2) and steam body (3), waterwall tube (2) and steam body (3) are the spiral pipe that adopts the rectangle to make, this waterwall tube (2) and steam body (3) coincide and set up in the pitch of the other side, waterwall tube (2) and steam body (3) all are the body that adopts the equidirectional spiral to make, waterwall tube (2) and steam body (3) holistic height and size are all the same, waterwall tube (2) and steam body (3) inside communicate with each other and link to each other, the through-hole has been seted up to the inboard of steam body (3).

2. The compact dual coil evaporator of claim 1, wherein: the water wall tube (2) start end port and the steam tube body (3) end port are respectively a water inlet pipe orifice (4) and an air inlet pipe orifice (5), the water wall tube (2) start end port is a water inlet pipe orifice (4), and the steam tube body (3) end port is a water inlet pipe orifice (4).

3. The compact dual coil evaporator of claim 1, wherein: the water wall tube (2) starting end port and the steam tube body (3) are connected together through a connection U-shaped tube (6), the connection U-shaped tube (6) enables the water wall tube (2) starting end port and the steam tube body (3) to be connected and communicated, and the connection U-shaped tube (6) is arranged above the water wall tube (2) starting end port and the steam tube body (3).

4. The compact dual coil evaporator of claim 1, wherein: the upper surface and the lower surface of the water wall pipe (2) and the steam pipe body (3) are respectively provided with an upper thermal insulation elastic rubber ring (7) and a lower thermal insulation elastic rubber ring (8), the upper thermal insulation elastic rubber ring (7) and the lower thermal insulation elastic rubber ring (8) are rubber spiral rings with the same thread and the same number of turns, and the inner side and the outer side of the upper thermal insulation elastic rubber ring (7) and the inner side and the outer side of the lower thermal insulation elastic rubber ring (8) respectively protrude out of the water wall pipe (2) and the steam pipe body (3) by one centimeter to two centimeters.

5. The compact dual coil evaporator of claim 1, wherein: the inside cavity of water wall pipe (2) and steam pipe body (3) is water cooling chamber (9) and steam chamber (10), and two chambeies of water wall pipe (2) and steam pipe body (3) communicate with each other, and water wall pipe (2) and steam pipe body (3) communicate with each other through linking up U nature pipe (6) and be in the same place.