The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.Therefore, one object of the present invention
It is to propose a kind of heat exchanger for preventing condensation water slug from leading smoke pipe.
It is another object of the present invention to propose a kind of gas heater with above-mentioned heat exchanger.
The heat exchanger of embodiment according to a first aspect of the present invention, including:Prolong vertically provided with multiple in housing, the housing
Stretch and hollow lead smoke pipe;And cover plate, the cover plate is detachably arranged on the housing and is formed with multiple through holes, described to lead
Stretched at the top of smoke pipe in the corresponding through hole, the internal perisporium of each through hole described leads the outer of smoke pipe with its corresponding
Perisporium is spaced apart from each other to form guiding gutter, and the guiding gutter is connected by least one conduit pipe with the enclosure interior.
Heat exchanger according to embodiments of the present invention, by setting the condensation formed on guiding gutter and conduit pipe, cover plate
Water can be accumulated in largely in guiding gutter, and the condensed water in guiding gutter can flow out via conduit pipe, gathered so as to avoid condensed water
Product blocks the situation for leading smoke pipe leading at smoke pipe, and then it is exceeded to effectively prevent carbon monoxide.
In addition, can also have following additional technical feature according to the heat exchanger of the present invention:
According to one embodiment of present invention, the heat exchanger further comprises:Multiple to lead cigarette portion, the cigarette portion that leads is put down
Be located at capablely in the housing, wherein each lead in cigarette portion have it is multiple it is described lead smoke pipe, the top for leading cigarette portion is provided with more
Individual boss, the multiple boss is led smoke pipe described in and formed.Thus, by setting multiple boss, condensed water can effectively be prevented
From cover plate and lead the gap between cigarette portion and spill, and facilitate the installation and positioning of cover plate.
Further, each described lead surround a boss outside smoke pipe, and conduit pipe formation is described
The top of smoke pipe is led, the bottom surface of the conduit pipe is less than the upper surface of the boss.Thus, condensed water is not only prevent to lead
Blocking is built up at the mouth of pipe of smoke pipe and leads smoke pipe, and facilitates condensed water to flow completely out without being built up in guiding gutter.
Alternatively, the conduit pipe is formed from the perisporium top down for leading smoke pipe is recessed.Thus, condensed water is difficult
Smoke pipe is led leading formation moisture film blocking at smoke pipe.
Specifically, there is the opening become narrow gradually from top to bottom, the open bottom is formed on the perisporium for leading smoke pipe
For the first Baltimore groove, the upper surface of the boss is formed with second Baltimore groove concordant with first Baltimore groove, the opening
The conduit pipe is collectively formed with second Baltimore groove.
Further, each boss be looped around two it is adjacent lead outside smoke pipe, it is described two adjacent to lead smoke pipe
Between there is water-guiding hole, the water-guiding hole constitutes the conduit pipe.
Further, the groove being downwardly concaved is formed with the upper surface for leading cigarette portion, the water-guiding hole formation exists
In the groove.Thus, condensed water can successfully flow into groove and be flowed out from water-guiding hole.
Alternatively, the water-guiding hole is spaced apart from each other setting for multiple and the multiple water-guiding hole.
Alternatively, each water-guiding hole is circular port, and a diameter of 1mm~2mm of the circular port.
According to one embodiment of present invention, the minimum between the internal perisporium of the through hole and the periphery wall for leading smoke pipe
Distance is 0.8mm~2mm.
The gas heater of embodiment according to a second aspect of the present invention, including:Body;With according to above-mentioned first party of the invention
The heat exchanger of face embodiment, wherein the heat exchanger is located in the body.
Gas heater according to embodiments of the present invention, by the heat exchanger for setting above-described embodiment, it is to avoid condensation
Water formation water stemming leads the mouth of pipe of smoke pipe, so as to prevent carbon monoxide exceeded.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " transverse direction ", " on ", " under ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, is for only for ease of the description present invention and simplifies description, rather than indicate or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the limit of the present invention
System.In addition, term " first ", " second " be only used for describe purpose, and it is not intended that indicate or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " be meant that two or
Two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can
It to be to be joined directly together, can also be indirectly connected to by intermediary, can be the connection of two element internals.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The heat exchanger 100 of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1-Fig. 8.
As shown in Figure 1-Figure 3, the heat exchanger 100 of embodiment, including housing 1 and cover plate 2 according to a first aspect of the present invention.
Provided with multiple vertical extensions and hollow smoke pipe 11 is led in housing 1.Referring to Figures 1 and 2, limit and change in housing 1
Hot chamber, the bottom of housing 1 is provided with water inlet pipe 12 and outlet pipe 13, and multiple shape of cross sections for leading smoke pipe 11 are substantially in oval
Annular and vertically extend, it is multiple lead smoke pipe 11 and be parallel to each other and be spaced to turn up the soil be located in housing 1.Alternatively, it is many
Individual smoke pipe 11 of leading is integrally formed with housing 1.It is to be appreciated that the quantity and concrete shape of leading smoke pipe 11 can be according to reality
It is required that setting, preferably to meet actual requirement.Certainly, it is multiple to lead the transversal of smoke pipe 11 in other examples of the present invention
Face shape can also be that oval ring, annular, polygonal annular or periphery wall at least above three sides are that circular inner periphery wall is many
Side shape, such as the annular of hexagon.
Cover plate 2 is detachably arranged on housing 1, and multiple through holes 21 are formed with cover plate 2, and the top for leading smoke pipe 11 is stretched into
In corresponding through hole 21, the internal perisporium of each through hole 21 is spaced apart from each other to be formed with its corresponding periphery wall for leading smoke pipe 11
Guiding gutter 22, guiding gutter 22 is connected by least one conduit pipe with the inside of housing 1.
For example in the example of fig. 1 and 2, cover plate 2 is located at the top of housing 1, and multiple through holes 21 are through cover plate 2 and difference
Corresponded with multiple smoke pipes 11 of leading, multiple through holes 21 on cover plate 2 be each passed through it is its corresponding lead smoke pipe 11 with installed in
Guiding gutter 22 is limited between the top of housing 1, and its corresponding periphery wall for leading smoke pipe 11 of internal perisporium of each through hole 21,
Guiding gutter 22 is connected by conduit pipe with housing 1, so that the condensed water on cover plate 2 can be flowed into along the internal perisporium of through hole 21
In guiding gutter 22, then flowed into via conduit pipe in housing 1, so that condensed water is difficult to block and lead leading accumulation at smoke pipe 11
Smoke pipe 11.Alternatively, cover plate 2 is threaded io housing 1.
Certainly, the invention is not restricted to this, in other examples of the present invention, as shown in Fig. 2-Fig. 7, the quantity of through hole 21
Less than the quantity for leading smoke pipe 11, now a through hole 21 on cover plate 2 may pass through at least two and lead smoke pipe 11 with installed in housing 1
Top.It is to be appreciated that the quantity for leading smoke pipe 11 that a through hole 21 is passed through can be set according to actual requirement, with more preferable
Ground meets actual requirement.
Alternatively, the minimum range between the internal perisporium of through hole 21 and the periphery wall for leading smoke pipe 11 is 0.8mm~2mm.It is excellent
Selection of land, the minimum range between the internal perisporium of through hole 21 and the periphery wall for leading smoke pipe 11 is 1mm.For example in Fig. 1 and Fig. 2 example
In, through hole 21 and the shape of cross section for leading smoke pipe 11 are substantially in Long Circle, and through hole 21 is coaxially disposed and through hole with leading smoke pipe 11
21 lateral dimension is more than the lateral dimension for leading smoke pipe 11, now corresponding periphery wall of the internal perisporium of through hole 21 with leading smoke pipe 11
The distance between be about 1mm.Certainly, the invention is not restricted to this, in the other examples of the present invention, through hole 21 and smoke pipe 11 is led
It can not also be coaxially disposed, through hole 21 can also be differed with the shape of cross section for leading smoke pipe 11(It is not shown).
Heat exchanger 100 according to embodiments of the present invention, is formed by setting on guiding gutter 22 and conduit pipe, cover plate 2
Condensed water can largely accumulate in guiding gutter 22, the condensed water in guiding gutter 22 can flow out via conduit pipe, so as to avoid
Condensed water, which is accumulated in, leads at smoke pipe 11 and blocks the situation for leading smoke pipe 11, and then it is exceeded to effectively prevent carbon monoxide.
In one embodiment of the invention, heat exchanger 100 further comprises:It is multiple to lead cigarette portion 14, lead cigarette portion 14 flat
Be located at capablely in housing 1, wherein each lead in cigarette portion 14 have it is multiple lead smoke pipe 11, lead cigarette portion 14 top be provided with multiple boss
141, multiple boss 141 are formed around leading smoke pipe 11.
As shown in Figure 1 and Figure 4, lead cigarette portion 14 and be located at the lower section for leading smoke pipe 11, lead in cigarette portion 14 and limit at least one
Empty chamber, the chamber is connected with multiple lead inside smoke pipe 11 respectively, so, and high-temperature flue gas can be from leading cigarette portion 14, lead smoke pipe
Pass through in 11, the cold water being fed to by the bottom water inlet pipe 12 of housing 1 in the heat exchange chamber of housing 1 is by leading cigarette portion 14, leading cigarette
The high-temperature flue gas flowed through in pipe 11 heated after heat exchange, and the hot water of formation is discharged by outlet pipe 13, multiple to lead cigarette portion 14
It is parallel to each other and is spaced to turn up the soil and be located in housing 1, adds the heat exchange area of cold water, boss 141 is roughly annular and convex
Platform 141 is upwardly extended from the top vertical for leading cigarette portion 14.Thus, by setting multiple boss 141, condensation not only can effectively be prevented
Water is from cover plate 2 and leads the gap between cigarette portion 14 and spills, and facilitates the installation and positioning of cover plate 2.
Further, smoke pipe 11 is each led outer around a boss 141, and the upper of smoke pipe 11 is being led in conduit pipe formation
Portion, the bottom surface of conduit pipe is less than the upper surface of boss 141.For example in the example of fig. 1 and 2, smoke pipe 11 is each led outer
Provided with an annular boss 141, boss 141 is extended radially outward from its corresponding periphery wall for leading smoke pipe 11, boss
141 upper surface, which is less than, leads the upper surface of smoke pipe 11, thus the internal perisporium of the through hole 21 of cover plate 2, the upper surface of boss 141 and
The periphery wall for leading smoke pipe 11 is collectively forming guiding gutter 22, and conduit pipe formation is being led the top of smoke pipe 11 and is being connected with leading smoke pipe 11
Logical, the bottom surface of conduit pipe should be less than the upper surface of boss 141, so, condensed water the leading in conduit pipe in guiding gutter 22
Flow down, led so as to prevent condensed water to build up blocking at the mouth of pipe for leading smoke pipe 11 along the internal face for leading smoke pipe 11 under to effect
Smoke pipe 11, and facilitate condensed water to flow completely out without being built up in guiding gutter 22.
Alternatively, conduit pipe is formed from the perisporium top down for leading smoke pipe 11 is recessed.Specifically, the perisporium of smoke pipe 11 is led
Upper to have the opening 111 become narrow gradually from top to bottom, 111 bottoms of opening are formed as the first Baltimore groove 1111, the upper end of boss 141
Face is formed with second Baltimore groove 1411 concordant with the first Baltimore groove 1111, and opening 111 is collectively formed with the second Baltimore groove 1411
Conduit pipe.Certainly, the second Baltimore groove 1411 can also be not concordant with the first Baltimore groove 1111, for example the bottom of the second Baltimore groove 1411
Face is higher than the bottom surface of the first Baltimore groove 1111(It is not shown).It is to be appreciated that conduit pipe is from the perisporium top for leading smoke pipe 11
The concrete shape that portion is downwardly concaved the opening 111 to be formed can be set according to actual requirement, preferably to meet actual requirement.
Reference picture 3, the distance between two side walls of opening 111 are gradually reduced from top to bottom, and each side wall is in upper and lower
Upwards along linear extension, the shape of cross section substantially semicircular in shape of the first Baltimore groove 1111 and the second Baltimore groove 1411 is so cold
Solidifying water can be flowed into along the cell wall of the first Baltimore groove 1111 and the second Baltimore groove 1411 and led in smoke pipe 11, so as to be difficult leading smoke pipe
Moisture film is formed at 11 and is blocked and is led smoke pipe 11.Certainly, each side wall can also in the vertical direction along wave or along curve for example
Camber line extends(It is not shown), the shape of cross section of the first Baltimore groove 1111 and the second Baltimore groove 1411 can also be semiellipse
Shape, half Long Circle or polygon at least above three sides etc., with more preferable water conservancy diversion effect.
Certainly, the invention is not restricted to this, in other embodiments of the present invention, conduit pipe can also be water-guiding hole 142,
Water-guiding hole 142 runs through the perisporium for leading smoke pipe 11, and the extreme lower position of the inner peripheral surface of water-guiding hole 142 can be less than the upper end of boss 141
Face(It is not shown), alternatively, water-guiding hole 142 is spaced to turn up the soil to be distributed in for multiple and multiple water-guiding holes 142 leads smoke pipe 11
Perisporium on.
Further, each boss 141 be looped around two it is adjacent lead outside smoke pipe 11, two adjacent lead smoke pipe 11 it
Between have water-guiding hole 142, water-guiding hole 142 constitute conduit pipe.As shown in Fig. 4-Fig. 8, the outer of smoke pipe 11 is led per adjacent two
Portion is provided with boss 141, and water-guiding hole 142, which is formed, is leading the top in cigarette portion 14 and led positioned at two between smoke pipe 11, water-guiding hole
142 condensed water in the top for leading cigarette portion 14, such guiding gutter 22 can be flowed into along the inwall of through hole 21 and boss 141 and led
In water hole 142.Certainly, the present invention other examples in, each boss 141 can also be looped around three, four even more than
Adjacent leads outside smoke pipe 11, wherein having water-guiding hole 142 per adjacent lead between smoke pipe 11(It is not shown).
Further, the groove being downwardly concaved is formed with the upper surface for leading cigarette portion 14, water-guiding hole 142 is formed in groove
It is interior(It is not shown).Specifically, adjacent two for leading cigarette portion 14 lead to be formed with the upper surface between smoke pipe 11 and are downwardly concaved
Groove, the through-going recess of water-guiding hole 142, so that condensed water can successfully be flowed into groove and flowed out from water-guiding hole 142.Need reason
Solution, the shape of groove and recessed depth can be set according to actual requirement, with more preferable water conservancy diversion effect.
Reference picture 4- Fig. 7, leading between smoke pipe 11 for adjacent two has a water-guiding hole 142, and the water-guiding hole 142 is substantially in
Long Circle.Certainly, the invention is not restricted to this, water-guiding hole 142 is spaced apart from each other setting for multiple and multiple water-guiding holes 142.Such as Fig. 8
Shown, leading between smoke pipe 11 for adjacent two has two water-guiding holes 142, and two water-guiding holes 142 are spaced apart from each other and are circle
Shape hole, alternatively, a diameter of 1mm~2mm of circular port, it is preferable that a diameter of 2mm of circular port.
Further, seal 3 is provided between cover plate 2 and housing 1 with seal cover board 2 and housing 1.Specifically, such as Fig. 1 and
Shown in Fig. 4, seal 3 includes sealing ring 31 and sealing gasket 32, and the top of housing 1 is formed with the receiving for accommodating sealing ring 31
Groove, sealing gasket 32, which is located in, leads in cigarette portion 14, by setting seal 3 between cover plate 2 and housing 1, forms cover plate 2 and shell
Sealing between body 1, is simple to manufacture and cost is low.Alternatively, seal 3 is silica gel part.It is to be appreciated that the He of sealing ring 31
The thickness of sealing gasket 32 can be set according to actual requirement, with preferably sealing effectiveness.
The gas heater of embodiment according to a second aspect of the present invention(It is not shown), including:Body(It is not shown)With
According to the heat exchanger 100 of above-mentioned first aspect embodiment of the invention, wherein heat exchanger 100 is located in body.
Gas heater according to embodiments of the present invention, by the heat exchanger 100 for setting above-described embodiment, it is to avoid cold
Solidifying water formation water stemming leads the mouth of pipe of smoke pipe 11, so as to prevent carbon monoxide exceeded.
Other compositions of gas heater according to embodiments of the present invention etc. and operation are for ordinary skill people
All it is known for member, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described
Structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can in an appropriate manner be combined in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that:Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.