WO2014121529A1

WO2014121529A1 - Improved water absorber of hard surfaces

Info

Publication number: WO2014121529A1
Application number: PCT/CN2013/071806
Authority: WO
Inventors: 朱厚林
Original assignee: Zhu Houlin
Priority date: 2013-02-05
Filing date: 2013-02-25
Publication date: 2014-08-14
Also published as: CN203042128U

Abstract

An improved water absorber of hard surfaces comprises an enclosure (1), a centrifugal fan (2), an air suction pipe (3), a gas-liquid separating device, a flow conduit (4), a water absorption device (5) and a water collection box (6), wherein the enclosure (1) is divided into a gas-liquid separation cavity (12) and an equipment cavity (11), and the centrifugal fan (2) is arranged in the equipment cavity (11); one end of the air suction pipe (3) is connected with the centrifugal fan (2), and the other end thereof is stretched into the gas-liquid separation cavity (12); the water collection box (6) is connected with the gas-liquid separation cavity (12) through a water collection nozzle; the water absorption device (5) is arranged on the front part of the enclosure (1), one end of the flow conduit (4) is communicated with the water absorption device (5), and the other end thereof is connected with the gas-liquid separation cavity (12); the gas-liquid separating device comprises a gas-liquid outlet (43) arranged on the end part of the end corresponding to the gas-liquid separation cavity (12) in the flow conduit (4), and an air inlet (33) arranged on the side wall of the part stretched into the gas-liquid separation cavity (12) in the air suction pipe (3), and the direction of the gas-liquid outlet (43) forms an included angle with the direction of the air inlet (33). The water absorber has the advantage that the structure of the gas-liquid separating device is simple.

Description

Improved hard surface water absorber

Technical field

The utility model relates to a device for cleaning the surface of mopping floors, glass, walls and other hard materials, in particular to a water absorbing device for absorbing water of the surface of the above hard material.

Background technique

The surface of mopping floors, glass, walls and other hard materials will be left with water droplets after being cleaned with water. In order to quickly absorb these water droplets, various special water absorbers have appeared in the prior art. For example, the publication number is WO2009/086891 The PCT patent application of A1 discloses a water aspirator which generates a negative pressure on a surface of a hard material by a centrifugal fan, and separates water from the air through a gas-liquid separation device and collects it in a water collecting tank; The gas-liquid separation device is disposed in the gas-liquid separation chamber, and includes a draft tube and an air suction tube communicating with the gas-liquid separation chamber, wherein the air guiding tube is used for taking in the gas-liquid mixture, and the air suction tube is used for separating the gas-liquid mixture. Air, the inlet of the suction duct is facing the end of the draft tube. In order to prevent water from entering the suction duct, the gas-liquid outlet of the draft tube is arranged on the side wall of the end, and the inlet of the suction duct is arranged. The baffle; the water aspirator achieves water absorption and separation, but the gas-liquid separation device has the disadvantage of being complicated in structure. A water-absorbent device having a hard surface is disclosed in the invention patent application No. CN102772168A, which simplifies the structure of the gas-liquid separation device with respect to the above-mentioned first water aspirator, but there is still room for further simplification.

Utility model content

The purpose of the present invention is to overcome the deficiencies of the prior art and to provide an improved hard surface water aspirator.

The technical solution of the utility model to achieve the above object is:

An improved hard surface water absorber, comprising a casing, a centrifugal fan, an air suction pipe, a gas-liquid separation device, a draft tube, a water suction device, and a water collecting tank, wherein

The casing is divided into a gas-liquid separation chamber and an equipment chamber, and the centrifugal fan is disposed in the equipment cavity;

One end of the suction pipe is connected to the centrifugal fan, and the other end is extended into the gas-liquid separation chamber; the water collecting tank is connected to the gas-liquid separation chamber through the water collecting nozzle; the water suction device is disposed at the front of the casing, and the guiding One end of the flow tube is connected to the water suction device, and the other end is connected to the gas-liquid separation chamber;

The gas-liquid separation device includes a gas-liquid outlet provided at an end of one end of the draft tube corresponding to the gas-liquid separation chamber, and an air inlet provided on a side wall of the suction duct extending into the gas-liquid separation chamber portion The opening of the gas-liquid outlet and the orientation of the air inlet are at an angle to each other.

In a preferred embodiment of the present invention, the air inlet on the suction duct is oriented upward or obliquely upward or downward or obliquely downward.

In a preferred embodiment of the present invention, the orientation of the gas-liquid outlet and the orientation of the air inlet are 90° apart from each other.

According to a preferred embodiment of the present invention, the draft tube is formed by combining an upper baffle and a lower baffle.

According to a preferred embodiment of the present invention, the air suction duct is composed of an air inlet section and a wind guide section, wherein the air guiding section is formed by the inner cavity of the handle portion of the casing, and the air inlet section is disposed in the air guiding section. The air inlet pipe is disposed at an end of the end corresponding to the gas-liquid separation chamber, and the air inlet is disposed on a sidewall of the air inlet pipe. The suction duct in the prior art is a component independent of the casing, and the preferred embodiment utilizes the structure of the casing itself to form the suction duct, which reduces parts and simplifies the structure and assembly process.

According to a preferred embodiment of the present invention, the water collecting nozzle on the water collecting tank includes a sealing joint disposed at the mouth of the water collecting tank and a flow guiding seat connected to the sealing joint, wherein the sealing joint is provided with an inlet pipe and a row The gas pipe, the two ends of the inlet pipe and the exhaust pipe are respectively connected with the gas-liquid separation chamber and the water collecting tank; one end of the inlet pipe is connected with the water inlet provided on the sealing joint, and the other end extends into the water collecting tank.

According to a preferred embodiment of the present invention, the inlet pipe is a short pipe located in the mouth of the water collection tank, the middle portion of the short pipe is provided with a lateral opening, and the short pipe is provided with a valve ball; It is also a short pipe, and one end corresponding to the water collecting tank is located in the mouth of the water collecting tank, and one end corresponding to the gas-liquid separating chamber protrudes into the flow guiding seat, and the end is provided with an exhaust port which can be sealed by water and liquid.

In a preferred embodiment of the present invention, the inlet pipe and the exhaust pipe are long pipes, and one end of the long pipe corresponding to the water collecting tank extends into a middle portion of the water collecting tank.

In a preferred embodiment of the present invention, the inlet pipe and the exhaust pipe are arranged side by side in parallel. Compared with the inlet pipe and the exhaust pipe which are coaxially arranged in the prior art, the utility model has the advantages of large water inlet and exhaust space, good water inlet and exhaust effect.

In a preferred embodiment of the invention, the sealing joint is made of rubber.

The working principle of the utility model is: under the negative pressure generated by the centrifugal fan, the water droplets on the hard surface are sucked together with the air by the water suction device and enter the gas-liquid separation chamber through the draft tube to enter the gas-liquid mixture of the gas-liquid separation chamber. The gas is drawn by the air inlet in the suction pipe after being bent, and the water droplets in the gas-liquid mixture fall downward under the action of gravity, thereby realizing gas-liquid separation. In the above process, since the direction of the gas-liquid outlet of the draft tube and the orientation of the air inlet are at an angle to each other, that is, if the air-liquid outlet is to enter the air inlet, the bent path must be obtained. A certain weight of water droplets is obviously difficult, but it is easy for air, thus ensuring the separation of gas and liquid, and at the same time, because the gas-liquid mixture enters the relatively large volume of gas-liquid separation through the gas-liquid outlet. At the time of the cavity, the speed is reduced, further ensuring that water droplets do not enter the air inlet.

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

In the utility model, since the gas-liquid outlet is directly disposed at the end of the draft tube, the structure of the draft tube is simplified, the structure of the mold is simplified, the production efficiency is improved, and the production cost is reduced; The baffle is provided at the tuyere, which also simplifies the structure and reduces the production cost.

DRAWINGS

Figure 1 is a front elevational view of a first embodiment of an improved hard surface water aspirator of the present invention.

Figure 2 is an enlarged view of a cross-sectional view taken along line A-A of Figure 1.

Figure 3 is a schematic view showing the structure of a second embodiment of the improved hard surface water aspirator of the present invention.

4 is a schematic view showing the structure of a water collecting nozzle portion in a third embodiment of the improved hard surface water aspirator of the present invention.

Figure 5 is a cross-sectional view of the sealing joint of Figure 4.

Figure 6 is a perspective view showing the three-dimensional structure of the sealing joint, the water inlet pipe and the exhaust pipe of Figure 4.

detailed description

The present invention will be further described in detail below with reference to the embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

Example 1

1 and 2, the improved hard surface water absorber of the present embodiment is mainly composed of a casing 1, a centrifugal fan 2, an air suction pipe 3, a gas-liquid separation device, a draft tube 4, a water suction device 5, and a water collecting tank 6 on the casing 1 in which

The casing 1 is divided into a gas-liquid separation chamber 12 and an equipment chamber 11, and electrical components such as the centrifugal fan 2, the PCB board 101, and the battery 102 are disposed in the equipment cavity.

One end of the suction duct 3 is connected to the centrifugal fan 2, and the other end extends into the gas-liquid separation chamber 12. Specifically, the suction duct 3 is composed of an air inlet section and a wind guiding section 31, wherein the air guiding section 31 is formed. Formed by the inner cavity of the handle 13 of the casing 1, the air guiding section 31 is connected to the centrifugal fan 2 at one end, and the gas-liquid separation chamber 12 is connected to the other end, and the air inlet section is provided in the air guiding section 31 and the air. The air inlet pipe 32 at the end of the corresponding one end of the liquid separation chamber 12 is formed, and the air inlet pipe 32 extends into the gas-liquid separation chamber 12.

The bottom of the casing is provided with a mounting position of the water collecting tank 6, and the water collecting tank 6 is disposed at the mounting position, and the two are detachably connected. The water collecting tank 6 is connected to the gas-liquid separation chamber 12 through a water collecting nozzle, and the water collecting nozzle includes a sealing joint 7 provided at the mouth of the water collecting tank 6 and a flow guiding seat 8 connected to the sealing joint 7, wherein the sealing joint 7 is Made of rubber, the sealing joint 7 is provided with an inlet pipe 9 and an exhaust pipe 10, the inlet pipe 9 is connected at one end to a water inlet 71 provided on the sealing joint 7, and the other end extends into the water collecting tank 6; The inlet pipe 9 and the exhaust pipe 10 are each a long pipe independent of the sealing joint 7, and one end of the long pipe corresponding to the water collecting tank 6 projects into the middle of the water collecting tank 6, and the exhaust pipe 10 is separated from the gas and liquid. A corresponding end of the cavity 12 projects into the flow guiding seat 8; the inlet pipe 9 and the exhaust pipe 10 are arranged side by side in parallel.

The water absorbing device 5 includes a bottom case 51, a resilient wiper blade 51, and a resilient absorbent sheet 52, wherein the lower portion of the bottom case 51 has an elongated water inlet, and the wiper blade 51 is disposed at On the upper wall of the water inlet, the water absorbing sheet 52 is disposed on the lower wall of the water inlet, and the supporting surface is disposed on the opposite surface of the wiper blade 51 and the water absorbing sheet 52. The supporting protrusion and the water absorbing sheet 52 are supported and supported; the bottom shell 51 The top is detachably connected to the front of the casing 1.

The draft tube 4 is disposed in the bottom case 51 of the water absorbing device 5, one end of which communicates with the inner cavity of the bottom case 51, and the other end of which is connected with the gas-liquid separation chamber 12, the draft tube 4 is composed of the upper baffle 41 and The lower baffles 42 are combined and have an oblong cross section.

The gas-liquid separation device comprises a gas-liquid outlet 43 provided at an end of one end of the draft tube 4 corresponding to the gas-liquid separation chamber 12, and a gas-liquid separation chamber 12 provided in the suction duct 3. The intake port 33 on the side wall of the duct 32 is constituted, wherein the intake port 33 is disposed obliquely upward, and an angle formed between the orientation of the intake port 33 and the orientation of the gas-liquid outlet 43 is 90°.

In addition, the casing 1 is further provided with a switch 103 at the handle 13 portion.

Example 2

Referring to Fig. 3, the present embodiment is different from the first embodiment in that, in the present embodiment, the air inlet port 33 is disposed obliquely downward.

Other embodiments than the above described in the present embodiment are the same as those in the first embodiment.

Example 3

Referring to FIG. 4, FIG. 5 and FIG. 6, the difference between the embodiment and the embodiment 1 is that, in the embodiment, the water inlet pipe 9 is a short pipe located in the mouth of the water collecting tank 6, and the middle portion of the short pipe Two lateral openings 92 are provided, such that the short tube forms an upper section 93 on the upper side of the lateral opening 92 and a lower section 94 on the lower side; the short tube is provided with a valve ball 91; the exhaust pipe 10 is also a short pipe whose one end corresponding to the water collecting tank 6 is located in the mouth of the water collecting tank 6, and one end corresponding to the gas-liquid separating chamber 12 projects into the flow guiding seat 8, and the end is provided with an exhaust gas which can be sealed by water and liquid Mouth 100. The exhaust pipe 10 is integrally formed with the sealing joint 7, and the inlet pipe 9 is a rigid plastic member on the independent connection domain sealing joint 7.

The working principle of the above structure is: in the working state, the valve ball 91 is located in the lower section 94 of the water inlet pipe 9, the water enters from the water inlet 71 and enters the water collecting tank 6 from the lateral opening 92; when the entire water aspirator is inverted or tilted When placed, the ball valve 91 enters the upper section 93 of the inlet pipe 9, thereby sealing the water inlet 71, preventing the water from flowing back into the inlet liquid separation chamber 12.

This embodiment has the following advantageous effects as compared with the first embodiment: in the embodiment 1, since the exhaust pipe 10 and the water inlet pipe 9 extend into the middle portion of the water collecting tank 6, if the water in the water collecting tank 6 is large, When the exhaust pipe 10 and the inlet pipe 9 are blocked (at this time, the water in the collecting tank 6 is about half a tank), since the collecting tank 6 cannot be exhausted to form a negative pressure, the water cannot enter the water, so that the collecting tank 6 cannot be filled. And, when the entire water absorber is placed upside down or tilted, water enters the gas-liquid separation chamber 12 from the exhaust pipe 10. In the present embodiment, since the water inlet pipe 9 is located in the mouth of the water collecting tank 6, the water of the water collecting tank 6 is only blocked when it is full, and since the exhaust pipe 10 is provided with a liquid water sealable Since the exhaust port 100, the water in the header tank 6 does not flow back into the gas-liquid separation chamber 12.

The above is a preferred embodiment of the present invention, but the embodiments of the present invention are not limited by the above, and any other changes, modifications, substitutions, combinations, and modifications made without departing from the spirit and principles of the present invention. Simplifications should be equivalent replacements and are included in the scope of protection of the present invention.

Claims

An improved hard surface water absorber, comprising a casing, a centrifugal fan, an air suction pipe, a gas-liquid separation device, a draft tube, a water suction device, and a water collecting tank, wherein

The casing is divided into a gas-liquid separation chamber and an equipment chamber, and the centrifugal fan is disposed in the equipment cavity;

One end of the suction pipe is connected to the centrifugal fan, and the other end is extended into the gas-liquid separation chamber; the water collecting tank is connected to the gas-liquid separation chamber through the water collecting nozzle; the water suction device is disposed at the front of the casing, and the guiding One end of the flow tube is connected to the water suction device, and the other end is connected to the gas-liquid separation chamber;

The gas-liquid separation device includes a gas-liquid outlet disposed at an end of one end of the draft tube corresponding to the gas-liquid separation chamber, and a sidewall disposed in the suction duct and extending into the gas-liquid separation chamber portion In the upper air inlet, the direction of the gas-liquid outlet and the orientation of the air inlet are at an angle to each other.
The improved hard surface water aspirator of claim 1 wherein the inlet port on the suction duct is oriented upwardly or obliquely upward or downward or obliquely downward.
The improved hard surface water aspirator according to claim 2, wherein the gas-liquid outlet is oriented at an angle of 90 to the orientation of the gas inlet.
The improved hard surface water aspirator of claim 3 wherein said draft tube is formed by a combination of an upper baffle and a lower baffle.
The improved hard surface water aspirator according to claim 4, wherein the suction duct is composed of an air inlet section and a wind guide section, wherein the wind guide section is formed by a lumen of the handle portion of the casing. The air inlet section is composed of an air inlet pipe provided at an end of the air guiding section corresponding to one end of the gas-liquid separation chamber, and the air inlet port is disposed on a side wall of the air inlet pipe.
The improved hard surface water aspirator according to claim 1, wherein the water collecting nozzle on the water collecting tank comprises a sealing joint provided at the mouth of the water collecting tank and a flow guiding seat connected to the sealing joint, wherein The sealing joint is provided with an inlet pipe and an exhaust pipe, and the two ends of the inlet pipe and the exhaust pipe are respectively connected with the gas-liquid separation chamber and the water collecting tank; one end of the inlet pipe is connected with the water inlet provided on the sealing joint, The other end extends into the collection tank.
The improved hard surface water absorber according to claim 6, wherein the inlet pipe is a short pipe located in the mouth of the water collection tank, and the middle portion of the short pipe is provided with a lateral opening, and the short pipe is provided There is a valve ball; the exhaust pipe is also a short pipe, and one end corresponding to the water collecting tank is located in the mouth of the water collecting tank, and one end corresponding to the gas-liquid separating chamber extends into the flow guiding seat, and the end is provided An exhaust port that can be sealed with water.
The improved hard surface water absorber according to claim 6, wherein the inlet pipe and the exhaust pipe are long pipes, and one end of the long pipe corresponding to the water collecting tank extends into the middle of the water collecting tank. .
The improved hard surface water aspirator according to claim 7 or 8, wherein the inlet pipe and the exhaust pipe are arranged side by side in parallel.
A modified hard surface water aspirator according to claim 7 or 8, wherein the sealing joint is made of rubber.