CN220817842U - Negative pressure water curtain fume exhaust fan - Google Patents
Negative pressure water curtain fume exhaust fan Download PDFInfo
- Publication number
- CN220817842U CN220817842U CN202322652265.7U CN202322652265U CN220817842U CN 220817842 U CN220817842 U CN 220817842U CN 202322652265 U CN202322652265 U CN 202322652265U CN 220817842 U CN220817842 U CN 220817842U
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- Prior art keywords
- water
- water tank
- baffle
- negative pressure
- water curtain
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 112
- 239000003517 fume Substances 0.000 title description 3
- 239000000779 smoke Substances 0.000 claims abstract description 33
- 230000000694 effects Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model relates to the technical field of smoke exhaust ventilator, in particular to a negative pressure type water curtain smoke exhaust ventilator, which comprises a case, a water tank, a water pump, a baffle and a fan, wherein the baffle is arranged on the air inlet side of the case, the lower part of the baffle is bent towards the inside of the case, the top of the baffle is provided with a splitter box, the splitter box is connected with the water pump through a water pipe, the water tank is arranged at the bottom of the case, the water pump is arranged in the water tank, the top of the water tank is provided with a filter layer for filtering oil smoke flushed by the water curtain, and the fan is arranged at the top of the case, so that external air enters from one side of the water curtain; the water curtain is used for filtering the oil smoke, the discharged gas is cleaner, and because the water curtain takes away a large amount of oil smoke, the oil smoke is not easy to be adhered to the inside of the water curtain, the water curtain is more convenient to clean, and the water curtain can be recycled after the oil smoke is filtered, so that the clean water is saved.
Description
Technical Field
The utility model relates to the technical field of smoke exhaust ventilator, in particular to a negative pressure type water curtain smoke exhaust ventilator.
Background
Most of the existing smoke exhaust ventilator adopts a fan to directly exhaust, exhaust gas is untreated, more smoke is directly discharged into the air to pollute the environment, and the smoke exhaust ventilator is easy to adhere to the smoke everywhere on the inner wall after long-term use, so that the smoke exhaust ventilator is difficult to clean.
Therefore, in order to discharge cleaner and clean conveniently, a water curtain type smoke exhaust ventilator is designed.
Disclosure of utility model
In order to solve the problems, the negative pressure type water curtain smoke exhaust ventilator provided by the utility model has the advantages of simple structure, convenience in cleaning, higher smoke removal efficiency and cleaner emission.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a negative pressure type cascade smoke ventilator, includes quick-witted case, water tank, water pump, baffle and fan, the baffle is located the air inlet side of machine case, the lower part of baffle is buckled to quick-witted incasement portion, the top of baffle is equipped with the splitter box, through water piping connection between splitter box and the water pump, the water tank is located the bottom of machine case, the water pump is installed in the water tank, the top of water tank is equipped with the filter layer for filter the oil smoke under the cascade washs, the fan is located the top of machine case.
Optionally, in an embodiment of the present utility model, the casing includes an upper cover, a side plate and a rear cover, the upper cover is covered on upper portions of the side plate and the rear cover, and lower portions of the side plate and the rear cover are located in the water tank.
Optionally, in an embodiment of the present utility model, a detachable bracket is disposed in the chassis, two ends of the bracket are fixedly connected to side plates on two sides respectively, and a space is reserved between the bracket and the upper cover for installing the shunt slot.
Optionally, in an embodiment of the present utility model, a U-shaped hanging portion is provided at an upper portion of the baffle, and a portion below the hanging portion is inclined inwards, so as to form an inward guiding effect on the airflow.
Optionally, in an embodiment of the present utility model, one end of the shunt groove is a water inlet, a front surface of the shunt groove is provided with a avoidance hole for hooking the baffle, and a rear portion of the shunt groove is provided with a flat mounting portion protruding backward for being inserted between the bracket and the upper cover.
Optionally, in an embodiment of the present utility model, a support frame is disposed in the water tank, the support frame is fixedly installed in the water tank, a mounting groove is disposed on the support frame, and a bottom surface of the mounting groove is in a hollow structure.
Optionally, in an embodiment of the present utility model, the water tank is an integral structure with an upper opening, so as to ensure that the water tank cannot leak water, and a limiting column is disposed at an inner zoom position of the water tank, so as to limit the water pump.
Optionally, in an embodiment of the present utility model, the filter layer includes an upper layer filter and a lower layer filter, and the mesh of the upper layer filter is larger than the mesh of the lower layer filter.
The utility model has the beneficial effects that
The negative pressure type water curtain smoke exhaust ventilator is characterized in that the negative pressure type water curtain smoke exhaust ventilator is provided with the water curtain, the water curtain is formed on the water curtain, the smoke and impurities are flushed to the filter layer, and clean water filtered by the filter layer can be recycled through the water pump, so that water consumption is saved; and the baffle and the splitter box can be directly taken out from the front side of the case, so that the cleaning is more convenient, and the discharged gas is cleaner after the water curtain is flushed.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic diagram of the whole structure of a range hood according to embodiment 1 of the present utility model;
Fig. 2 is a schematic diagram of the internal structure of the range hood according to embodiment 1 of the present utility model;
Reference numerals illustrate: the water pump comprises a side plate 1, a rear cover 2, a power switch 201, a water tank 3, a filter layer 4, a baffle 5, a shunt tank 6, an upper cover 7, a protective net 8, a bracket 9 and a water pump 10.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
Examples
In order to improve the fume filtration efficiency of the range hood, realize cleaner discharge, and unpick and wash more conveniently, designed a negative pressure type water curtain range hood, the concrete scheme is as follows:
As shown in fig. 1-2, a negative pressure type water curtain smoke exhaust ventilator comprises a case, a water tank 3, a water pump 10, a baffle 5 and a fan, wherein the baffle 5 is arranged on the air inlet side of the case, the lower part of the baffle 5 is bent towards the inside of the case, the top of the baffle 5 is provided with a splitter box 6, the splitter box 6 is connected with the water pump 10 through a water pipe, the water tank 3 is arranged at the bottom of the case, the water pump 10 is arranged in the water tank 3, the top of the water tank 3 is provided with a filter layer 4 for filtering oil smoke flushed by the water curtain, and the fan is arranged at the top of the case.
The case comprises an upper cover 7, a side plate 1 and a rear cover 2, wherein the upper cover 7 is covered on the upper parts of the side plate 1 and the rear cover 2, and the lower parts of the side plate 1 and the rear cover 2 are positioned in the water tank 3.
The rear cover 2 is also provided with a power switch 201 of the range hood, and the water pump 10 and the fan are controlled to be switched by the power switch 201.
The upper cover 7 is provided with a round hole serving as a vent hole, and a protective net 8 is arranged outside the vent hole and used for preventing larger sundries from falling into the fan to cause damage.
A detachable bracket 9 is arranged in the case, two ends of the bracket 9 are respectively fixedly connected with the side plates 1 at two sides, and a space is reserved between the bracket 9 and the upper cover 7 and is used for installing the shunt grooves 6.
When dismantling, only need outwards pull out shunt channels 6 can, shunt channels 6 intercommunication baffle 5 tear open together and unload, during the installation, with shunt channels 6 insert the interval can, support 9 and upper cover 7 are equivalent to the effect of splint, press from both sides shunt channels 6 tightly.
The upper portion of the baffle 5 is provided with a U-shaped hanging portion, the portion below the hanging portion is inclined inwards, an inward guiding effect can be formed on air flow, the bending angle of the baffle 5 is not too large, water flow needs to be ensured to be adhered to the surface of the baffle 5 to flow downwards, on one hand, the direct contact between the baffle 5 and oil smoke can be reduced, on the other hand, the position of the oil smoke flowing to the filter layer 4 is ensured, and in other schemes, a front inclined plate with high front and low back can be arranged on the front side of the water tank 3, so that water falling into the position flows to the filter layer 4.
The baffle 5 is directly hung at the position avoiding opening of the splitter box 6 through the hanging parts, the left side and the right side of the baffle 5 are respectively provided with a hanging part, correspondingly, the splitter box 6 is provided with two position avoiding openings, water curtain is formed by overflow at the position avoiding openings, and oil smoke is sucked by a fan and needs to flow to the fan through the water curtain, so that the oil smoke can be intercepted by the water curtain in a large amount and filtered out impurities through the filter layer 4.
One end of the splitter box 6 is a water inlet, the front surface of the splitter box 6 is provided with a position avoiding opening for hanging the baffle 5, and the rear part of the splitter box 6 is provided with a flat mounting part protruding backwards for being inserted between the bracket 9 and the upper cover 7.
The water tank 3 is internally provided with a support frame which is fixedly arranged in the water tank 3, the support frame is provided with a mounting groove, and the bottom surface of the mounting groove is of a hollow structure.
The side of the installation groove is at least as high as the filter layer 4, so that the oil smoke water can be prevented from flowing into the water from the side surface of the filter layer 4, and the only way for sewage to enter the water tank 3 can be ensured to be the filter layer 4.
The water tank 3 is an integral structure with an upper opening so as to ensure that the water tank 3 cannot leak water, and a limit column is arranged at the inner zooming position of the water tank 3 and used for limiting the water pump 10.
Specifically, the water tank 3 is sleeved on the lower parts of the side plate 1 and the rear cover 2 and is fixed by screws, a sewage discharge valve is further arranged at the bottom of the water tank 3, after a period of time, the water edge in the water tank 3 is dirty, the sewage is emptied by opening the flap valve, and clean water or cleaning liquid is put into the water tank 3 again after the inner wall of the water tank is cleaned.
The filter layer 4 includes an upper layer filter and a lower layer filter, and the mesh of the upper layer filter is larger than that of the lower layer filter.
Examples
In this embodiment, the structure of the range hood is basically the same as that of embodiment 1, and the difference is that the flow guide baffle 5 is arranged between the rear of the baffle 5 and the fan, so that an L-shaped air channel is formed between the baffle 5 and the fan, the airflow flowing speed is faster, the efficiency of absorbing and removing the oil smoke is higher, the oil smoke can be prevented from adhering to the inner wall of the case, and the baffle 5 and the flow guide baffle 5 are removed for cleaning.
Although the present utility model has been described in terms of the preferred embodiments, it should be understood that the present utility model is not limited to the specific embodiments, but is capable of numerous modifications and equivalents, and alternative embodiments and modifications of the embodiments described above, without departing from the spirit and scope of the present utility model.
Claims (8)
1. The utility model provides a negative pressure type cascade smoke ventilator, its characterized in that, includes quick-witted case, water tank, water pump, baffle and fan, the baffle is located the air inlet side of machine case, the lower part of baffle is buckled to quick-witted incasement portion, the top of baffle is equipped with the splitter box, through water piping connection between splitter box and the water pump, the water tank is located the bottom of machine case, the water pump is installed in the water tank, the top of water tank is equipped with the filter layer for filter the oil smoke that the cascade washed down, the fan is located the top of machine case.
2. The negative pressure water curtain range hood of claim 1, wherein: the case comprises an upper cover, a side plate and a rear cover, wherein the upper cover is covered on the upper parts of the side plate and the rear cover, and the lower parts of the side plate and the rear cover are positioned in the water tank.
3. The negative pressure water curtain range hood of claim 1, wherein: the detachable support is arranged in the case, two ends of the support are fixedly connected with side plates on two sides respectively, and a space is reserved between the support and the upper cover and used for installing the shunt grooves.
4. The negative pressure water curtain range hood of claim 1, wherein: the upper part of the baffle is provided with a U-shaped hanging part, and the part below the hanging part is inclined inwards, so that an inward guiding effect on the air flow can be formed.
5. The negative pressure water curtain range hood of claim 1, wherein: one end of the splitter box is a water inlet, the front surface of the splitter box is provided with a position avoiding opening for hanging a baffle, and the rear part of the splitter box is provided with a flat mounting part protruding backwards for being inserted between the bracket and the upper cover.
6. The negative pressure water curtain range hood of claim 1, wherein: the water tank is internally provided with a support frame, the support frame is fixedly arranged in the water tank, the support frame is provided with a mounting groove, and the bottom surface of the mounting groove is of a hollow structure.
7. The negative pressure water curtain range hood of claim 1, wherein: the water tank is of an integral structure with an upper opening so as to ensure that the water tank cannot leak water, and a limiting column is arranged at the inner zooming position of the water tank and used for limiting the water pump.
8. The negative pressure water curtain range hood of claim 1, wherein: the filter layer comprises an upper layer filter and a lower layer filter, and the meshes of the upper layer filter are larger than those of the lower layer filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322652265.7U CN220817842U (en) | 2023-09-28 | 2023-09-28 | Negative pressure water curtain fume exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322652265.7U CN220817842U (en) | 2023-09-28 | 2023-09-28 | Negative pressure water curtain fume exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220817842U true CN220817842U (en) | 2024-04-19 |
Family
ID=90673371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322652265.7U Active CN220817842U (en) | 2023-09-28 | 2023-09-28 | Negative pressure water curtain fume exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220817842U (en) |
-
2023
- 2023-09-28 CN CN202322652265.7U patent/CN220817842U/en active Active
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