CN210179909U - Wind pressure pipe group for preventing condensed water from blocking of gas water heater - Google Patents
Wind pressure pipe group for preventing condensed water from blocking of gas water heater Download PDFInfo
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- CN210179909U CN210179909U CN201920799676.XU CN201920799676U CN210179909U CN 210179909 U CN210179909 U CN 210179909U CN 201920799676 U CN201920799676 U CN 201920799676U CN 210179909 U CN210179909 U CN 210179909U
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Abstract
The utility model discloses a gas hot-water boiler's anti-condensate water blocking's wind pressure nest of tubes, including air tank bottom plate, the collection petticoat pipe, the fan, the wind pressure switch, venturi, negative pressure pipe and positive pressure pipe, the collection petticoat pipe is fixed on air tank bottom plate, the fan is fixed on collection petticoat pipe and its negative pressure chamber and collection petticoat pipe intercommunication, the malleation chamber and the pipe intercommunication of discharging fume of fan, venturi sets up the malleation intracavity at the fan, be equipped with venturi malleation mouth and venturi negative pressure mouth on the fan, it gets the pressure mouth and negative pressure to be equipped with the malleation on the wind pressure switch and gets the pressure mouth, venturi negative pressure mouth and negative pressure get the pressure mouth and pass through the negative pressure pipe intercommunication, venturi malleation mouth and malleation are got the pressure mouth. Adopt the utility model discloses, can collect the comdenstion water in the positive pressure pipe, prevent effectively that the positive pressure pipe is inside to produce the comdenstion water and cause the jam, improve the security of gas water heater.
Description
Technical Field
The utility model belongs to gas water heater field, more specifically the utility model relates to a gas water heater's anti-condensation water blocking's wind pressure nest of tubes.
Background
The wind pressure switch of the gas water heater is used for detecting the unobstructed condition of a smoke tube and the running condition of a fan, and the wind pressure switch has the important function of ensuring that equipment can timely close a gas channel under the condition of unsmooth air exhaust so as to ensure that gas does not leak and protect personal safety. The wind pressure switch is composed of two pressure points, a film and a travel switch, and the key part of the wind pressure switch is that the two pressure points form pressure difference through the principle of a Venturi tube, so that the film drives the travel switch to act and switch on a signal. Two pressure points of the Venturi tube and two pressure points of the wind pressure switch are respectively connected by rubber pipes, one of the two pressure ports is positive pressure, and the other pressure port is negative pressure. However, hot flue gas after combustion can be transmitted into the positive pressure pipe from the positive pressure port of the venturi tube, and the hot flue gas can be condensed into water after being subjected to cold air coming from the air inlet of the air box, so that the positive pressure pipe is blocked, and the gas water heater cannot be used when reporting faults.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a wind pressure nest of tubes that prevents condensate water jam of gas water heater is provided can prevent effectively that the inside comdenstion water that produces of positive pressure pipe from causing the jam, improves the security of gas water heater.
In order to solve the technical problem, the utility model provides a wind pressure pipe group for preventing the condensed water from blocking of a gas water heater, which comprises an air box bottom plate, a smoke collecting hood, a fan, a wind pressure switch, a Venturi tube, a negative pressure tube and a positive pressure tube, the fume collecting hood is fixed on the air box bottom plate, the fan is fixed on the fume collecting hood, the negative pressure cavity of the fan is communicated with the fume collecting hood, the positive pressure cavity of the fan is communicated with the smoke exhaust pipe, the Venturi pipe is arranged in the positive pressure cavity of the fan, the fan is provided with a Venturi tube positive pressure port and a Venturi tube negative pressure port, the wind pressure switch is provided with a positive pressure port and a negative pressure port, venturi negative pressure mouth with the negative pressure is got the pressure mouth and is passed through the negative pressure pipe intercommunication, venturi malleation mouth with the malleation is got the pressure mouth and is passed through the malleation pipe intercommunication, be connected with the water-collecting box that is used for loading the comdenstion water on the malleation pipe.
As the utility model discloses preferred scheme, the water-collecting box is connected the low level department of positive pressure pipe.
As the utility model discloses preferred scheme, the water-collecting box include lid and detachably that the flap set up down connect in the end cap of flap, be equipped with first interface and second interface on the water-collecting box, the malleation pipe includes first malleation pipe and second malleation pipe, first interface with venturi malleation mouth passes through first malleation pipe intercommunication, the second interface with the malleation is got the pressure mouth and is passed through the second malleation pipe intercommunication.
As the utility model discloses preferred scheme, the end cap with the one end that the flap is connected is equipped with carries the basin, the end cap is kept away from carry the other end of basin expose in the outside of flap, the material of end cap is the material that can the infiltration can seal up the air again.
As the preferred scheme of the utility model, first interface setting is in the top of lid, the second interface setting is in the lateral part of lid.
As the utility model discloses preferred scheme, the water-collecting box passes through the jump ring clamp to be fixed collection is covered on the cigarette.
As the utility model discloses preferred scheme, the jump ring clamp is equipped with clamping part and fixed part, the lower extreme periphery of lid is equipped with ring groove, the clamping part with ring groove cooperation joint, the fixed part with collection petticoat pipe fixed connection.
As the utility model discloses preferred scheme, the end cap with the flap interference fit of lid.
As the utility model discloses preferred scheme, the gas water heater prevent that the comdenstion water blocks up wind pressure nest of tubes still includes the air intake baffle, the air intake baffle mounting be in the exit of fan and block that the external cold wind that gets into through the tub outer tube of discharging fume directly blows venturi malleation mouth with on the venturi negative pressure mouth.
Implement the utility model discloses a gas water heater's wind pressure nest of tubes that prevents condensate water blocking, compare with prior art, have following beneficial effect:
the utility model discloses a set up the water-collecting box on the positive pressure pipe, can collect the comdenstion water in the positive pressure pipe, prevent effectively that the positive pressure pipe is inside to produce the comdenstion water and cause the jam, improve the security of gas water heater.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
Fig. 1 is a schematic structural view of a wind pressure pipe group for preventing condensed water from blocking of a gas water heater provided by the present invention;
FIG. 2 is a schematic view of the arrangement of FIG. 1 with the air box floor and the catch basin concealed, and showing an exploded view of the catch basin;
FIG. 3 is a schematic view of the stopper;
the air box comprises an air box bottom plate 1, an air box bottom plate 2, a smoke collecting hood 3, a fan 31, a venturi tube positive pressure port 32, a venturi tube negative pressure port 4, a wind pressure switch 41, a positive pressure taking port 42, a negative pressure taking port 5, a negative pressure pipe 6, a positive pressure pipe 61, a first positive pressure pipe 62, a second positive pressure pipe 7, a water collecting box 71, a cover body 711, an annular clamping groove 72, a plug 73, a first interface 74, a second interface 721, a water carrying tank 8, a clamp spring clamp 81, a clamping part 82, a fixing part 9 and an air inlet baffle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 belong to the protection scope of the present invention.
As shown in figure 1, the preferred embodiment of the present invention, a wind pressure pipe set for preventing condensed water blockage of a gas water heater, comprises an air tank bottom plate 1, a smoke collecting hood 2, a fan 3, a wind pressure switch 4, a venturi tube, a negative pressure pipe 5 and a positive pressure pipe 6, wherein the smoke collecting hood 2 is fixed on the air tank bottom plate 1, the fan 3 is fixed on the smoke collecting hood 2, the negative pressure chamber of the fan 3 is communicated with the smoke collecting hood 2, the positive pressure chamber of the fan 3 is communicated with a smoke exhaust pipe, the venturi tube is arranged in the positive pressure chamber of the fan 3, the fan 3 is provided with a venturi tube positive pressure port 31 and a venturi tube negative pressure port 32, the wind pressure switch 4 is provided with a positive pressure port 41 and a negative pressure port 42, the venturi tube negative pressure port 32 is communicated with the negative pressure port 42 through the negative pressure pipe 5, the venturi tube positive pressure port 31 is communicated with the positive pressure port 41 through the positive pressure pipe 6, and a water collecting box 7 for loading condensed water is connected to the positive pressure pipe 6. Therefore, the utility model discloses a set up water-collecting box 7 on positive pressure pipe 6, can collect the comdenstion water in positive pressure pipe 6, prevent effectively that positive pressure pipe 6 is inside to produce the comdenstion water and cause the jam, improve the security of gas water heater.
Illustratively, the water collecting box 7 is connected at a low position of the positive pressure pipe 6, so that the condensed water flows into the water collecting box 7 under the self-weight.
Illustratively, in order to facilitate the connection of the water collecting box 7 to the positive pressure pipe 6, the water collecting box 7 includes a cover body 71 with a downward cover opening and a plug 72 detachably connected to the cover opening, a first interface 73 and a second interface 74 are provided on the cover body 71, the positive pressure pipe 6 includes a first positive pressure pipe 61 and a second positive pressure pipe 62, the first interface 73 is communicated with the venturi positive pressure opening 31 through the first positive pressure pipe 61, and the second interface 74 is communicated with the positive pressure taking opening 41 through the second positive pressure pipe 62.
It should be further noted that a water carrying tank 721 is arranged at one end of the plug 72 connected to the cover opening to ensure that the water collecting box 7 has a large water collecting space; the other end of the plug 72, which is far away from the water carrying tank 721, is exposed outside the cover opening, the plug 72 is made of a material which can seep water and seal air, and the material is preferably quartz sand, so that the condensed water seeps into the plug 72, and the water in the plug 72 is evaporated by using the high temperature near the smoke collecting hood 2, thereby more effectively reducing the problem that the positive pressure pipe 6 is blocked by the condensed water.
Preferably, the first connection port 73 is disposed at the top of the cover 71, and the second connection port 74 is disposed at the side of the cover 71, so as to ensure that the cover opening of the cover 71 is downward when the water collecting box 7 is in a hanging state, which is beneficial for the condensed water to flow into the water carrying tank 721 of the plug 72 under its own weight.
Exemplarily, the water collecting box 7 is fixed on the smoke collecting hood 2 through the clamp spring clamp 8, on one hand, the water collecting box 7 is fixed on the smoke collecting hood 2 through the clamp spring clamp 8, the water collecting box 7 is guaranteed to be located at the lowest point of the positive pressure pipe 6 all the time, condensed water generated on the positive pressure pipe flows into the water collecting box all the time, on the other hand, the plug 72 of the water collecting box 7 is enabled to be close to the outer face of the smoke collecting hood 2 as much as possible, therefore, moisture in the plug 72 is evaporated at high temperature near the smoke collecting hood 2, and the water seepage performance of the plug 72 is guaranteed. Specifically, the jump ring presss from both sides 8 and is equipped with clamping part 81 and fixed part 82, the lower extreme periphery of lid 71 is equipped with ring groove 711, clamping part 81 with ring groove 711 cooperation joint, fixed part 82 through screw, buckle or other fixed mode with collection petticoat pipe 2 fixed connection.
For example, in order to achieve connection and fixation between the plug 72 and the opening of the cover body 71, the present embodiment preferably adopts an interference fit manner for fixation.
Exemplarily, the gas hot-water stove prevent that the wind pressure nest of tubes that the comdenstion water blockked up still includes air intake baffle 9, air intake baffle 9 is installed the exit of fan 3 blocks that the external cold wind that gets into through the tub outer tube of discharging fume directly blows to venturi malleation mouth 31 with on the venturi negative pressure mouth 32, effectively reduces the comdenstion water and produces.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.
Claims (9)
1. The utility model provides a gas heater's anti-condensate water blocking's wind pressure nest of tubes, a serial communication port, including air tank bottom plate (1), collection petticoat pipe (2), fan (3), wind pressure switch (4), venturi, negative pressure pipe (5) and positive pressure pipe (6), collection petticoat pipe (2) are fixed on air tank bottom plate (1), fan (3) are fixed on collection petticoat pipe (2) and its negative pressure chamber with collection petticoat pipe (2) intercommunication, the positive pressure chamber and the exhaust pipe intercommunication of fan (3), venturi sets up in the positive pressure intracavity of fan (3), be equipped with venturi malleation mouth (31) and venturi negative pressure mouth (32) on fan (3), be equipped with malleation pressure port (41) and negative pressure port (42) on wind pressure switch (4), venturi negative pressure port (32) with negative pressure port (42) are through negative pressure pipe (5) intercommunication, venturi malleation mouth (31) with pressure mouth (41) are got to malleation passes through malleation pipe (6) intercommunication, be connected with water collection box (7) that are used for loading the comdenstion water on malleation pipe (6).
2. The condensate-clogging preventing wind pressure pipe group of a gas water heater according to claim 1, wherein the water collecting box (7) is connected at a low level of the positive pressure pipe (6).
3. The wind pressure pipe group for preventing the blockage of the condensed water of the gas water heater according to claim 1, wherein the water collecting box (7) comprises a cover body (71) with a downward cover opening and a plug (72) detachably connected to the cover opening, a first interface (73) and a second interface (74) are arranged on the water collecting box (7), the positive pressure pipe (6) comprises a first positive pressure pipe (61) and a second positive pressure pipe (62), the first interface (73) is communicated with the positive pressure venturi pipe (31) through the first positive pressure pipe (61), and the second interface (74) is communicated with the positive pressure sampling port (41) through the second positive pressure pipe (62).
4. The wind pressure pipe group for preventing the blockage of the condensed water of the gas water heater according to claim 3, wherein a water carrying groove (721) is provided at one end of the plug (72) connected with the cover opening, the other end of the plug (72) far away from the water carrying groove (721) is exposed outside the cover opening, and the plug (72) is made of a material which can permeate water and can seal air.
5. The condensate blocking preventing wind pressure pipe group of the gas water heater of claim 3, wherein the first port (73) is provided at a top of the cover body (71), and the second port (74) is provided at a side of the cover body (71).
6. The wind pressure pipe group for preventing the condensate water blockage of the gas water heater according to claim 3, characterized in that the water collecting box (7) is fixed on the smoke collecting hood (2) through a clamp spring clamp (8).
7. The wind pressure pipe group for preventing the condensate water blockage of the gas water heater according to claim 6, wherein the clamp spring clamp (8) is provided with a clamping portion (81) and a fixing portion (82), the periphery of the lower end of the cover body (71) is provided with an annular clamping groove (711), the clamping portion (81) is matched and clamped with the annular clamping groove (711), and the fixing portion (82) is fixedly connected with the smoke collecting hood (2).
8. The condensate-blocking preventing wind pressure pipe group of the gas water heater as claimed in claim 3, wherein the plug (72) is interference-fitted with a cover opening of the cover body (71).
9. The wind pressure pipe group for preventing the blockage of the condensed water of the gas water heater according to any one of claims 1 to 8, further comprising an air inlet baffle (9), wherein the air inlet baffle (9) is installed at an outlet of the fan (3) and blocks outside cold air entering through an outer pipe of a smoke exhaust pipe from directly blowing to the venturi positive pressure port (31) and the venturi negative pressure port (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799676.XU CN210179909U (en) | 2019-05-29 | 2019-05-29 | Wind pressure pipe group for preventing condensed water from blocking of gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799676.XU CN210179909U (en) | 2019-05-29 | 2019-05-29 | Wind pressure pipe group for preventing condensed water from blocking of gas water heater |
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| Publication Number | Publication Date |
|---|---|
| CN210179909U true CN210179909U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920799676.XU Active CN210179909U (en) | 2019-05-29 | 2019-05-29 | Wind pressure pipe group for preventing condensed water from blocking of gas water heater |
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| CN (1) | CN210179909U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108035A (en) * | 2019-05-29 | 2019-08-09 | 广东万和热能科技有限公司 | A kind of wind-pressure tube group of the condensate water-proof blocking of gas water-heating furnace |
-
2019
- 2019-05-29 CN CN201920799676.XU patent/CN210179909U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108035A (en) * | 2019-05-29 | 2019-08-09 | 广东万和热能科技有限公司 | A kind of wind-pressure tube group of the condensate water-proof blocking of gas water-heating furnace |
| CN110108035B (en) * | 2019-05-29 | 2024-09-10 | 广东万和热能科技有限公司 | Condensate water blocking prevention wind pressure pipe group of gas water heater |
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