CN209890891U - Humidification device of fabrics - Google Patents

Abstract

A humidification device for textiles, comprising a box body, a water tank, a water pumping device, a conveying roller, a water conveying pipe, a spray head, a connecting pipe, a first fastening piece, a first sliding piece and a connecting rod; the feeding port of the box body is provided with a first clamping and conveying assembly; a second clamping and conveying assembly is arranged at the discharge port of the box body; the conveying roller is arranged between the feeding port and the discharging port; The water pipes are provided with spray heads at equal intervals; the water delivery pipes are respectively arranged on the connecting rod; The two ends of the connecting pipe are respectively connected to the water delivery pipe and the water outlet end of the water pumping device; the water outlet holes on the water tank are respectively connected to the water inlet end of the water pumping device. The utility model is convenient to adjust the distance between the spray head and the semi-finished textile to be humidified, and the clamping and conveying component provided with the semi-finished textile can transport the semi-finished textile to avoid the phenomenon of slack.

Description

A humidifier for textiles

technical field

The utility model relates to the technical field of textile production, in particular to a humidifying device for textiles.

Background technique

China is a big country in the production and export of textiles. After years of development, China's textile industry has obvious competitive advantages. Textiles are products made of textile fibers after processing and weaving. In the process of textile production, a humidification device needs to be used to humidify the textiles, so as to avoid static electricity in the textiles; however, the existing humidification device is inconvenient to adjust the distance between the atomizing nozzle and the semi-finished textiles when humidifying the semi-finished textiles; the semi-finished products During the humidification process of textiles, the semi-finished textiles will appear slack, which seriously affects the subsequent processing quality of the semi-finished textiles.

Utility model content

(1) Purpose of utility model

In order to solve the technical problems existing in the background technology, the utility model proposes a humidifying device for textiles. The utility model is convenient to adjust the distance between the nozzle and the semi-finished textiles to be humidified, and the semi-finished textiles are clamped through the provided clamping and conveying components. Continue conveying to ensure the tension of semi-finished textiles and avoid slack in semi-finished textiles.

(2) Technical solutions

In order to solve the above problems, the utility model provides a humidification device for textiles, which includes a support column, a box body, a first clamping and conveying assembly, a water tank, a water pumping device, a conveying roller, a second clamping and conveying assembly, a water conveying pipe, and a spray head. , connecting pipe, first fastening piece, first sliding piece and connecting rod;

The lower end of the box body is provided with a support column; the box body is provided with a vertical chute along its height direction; one end of the box body is provided with a feeding port, and the feeding port on the box body is provided with a first clamping and conveying component; The other end of the box body is provided with a discharge port, and the discharge port on the box body is provided with a second clamping and conveying component; the conveying rollers are arranged at equal intervals between the feeding port and the discharging port; The upper and lower sides of the roller; the water delivery pipes are respectively provided with spray heads at equal intervals on the side facing the delivery roller; the water delivery pipes are respectively arranged on the connecting rods; the two ends of the connecting rods are respectively connected to the first sliding pieces; a vertical installation hole, and the first sliding pieces are respectively slidably arranged in the chute; the first fastening pieces are screwed into the installation holes respectively, and the first fastening piece faces the end face of the chute and presses the bottom surface of the chute;

One end of the connecting pipe is respectively connected to the water delivery pipe, and the other end of the connecting pipe is respectively connected to the water outlet end of the water pumping device; the water pumping device is arranged in the box body; water inlet.

Preferably, the second clamping and conveying assembly has the same structure as the first clamping and conveying assembly, and the second clamping and conveying assembly and the first clamping and conveying assembly are symmetrically arranged with respect to the central axis of the box.

Preferably, the second clamping and conveying assembly includes a screw rod, a first fixing plate, a second fixing plate, a second sliding member, a first mounting frame, an upper squeezing roller, a first driving device, a lower squeezing roller, and a second driving device. device, a second installation frame and a telescopic rod; the first installation frames are arranged side by side and inclined, and the upper ends of the first installation frames are respectively connected to the second sliding pieces; the second sliding pieces are respectively slidingly connected to the box body; The lower end of the first mounting frame is connected, and the upper squeezing roller is drivingly connected to the first driving device arranged on the first mounting frame; the first fixing plate and the second fixing plate are arranged side by side on the box body, and the first fixing plate is A vertical first threaded hole is provided; the screw rods respectively thread through the first threaded hole and rotate to connect the first mounting frame on one side; one end of the telescopic rod is respectively connected to the second fixing plate, and the other end of the telescopic rod is respectively connected to another The first mounting frame on the side; the lower squeezing roller is located below the upper squeezing roller, and the two ends of the lower squeezing roller are respectively connected to the second mounting frame; Two driving devices; the second mounting brackets are arranged side by side and inclined on the box body.

Preferably, the telescopic rod includes a fixed cylinder, a third sliding member, a second fastening member and a sliding rod; one end of the fixed cylinder is respectively connected to the second fixed plate, and the other end of the fixed cylinder is respectively provided with an opening; the fixed cylinder is provided with a vertical The second straight threaded hole; one end of the sliding rod is respectively connected to the first mounting frame, the other end of the sliding rod passes through the opening and extends into the fixing cylinder respectively, and the other end of the sliding rod is respectively connected to the third sliding piece; the third sliding piece The fixing cylinders are respectively slidably connected; the second fastening pieces are screwed into the second threaded holes respectively, and the second fastening pieces press the sliding rod toward the end surface of the sliding rod.

Preferably, a partition is provided in the box; the partition divides the box into a humidification bin and a heating bin, and the partition is provided with a first through hole for connecting the humidification bin and the heating bin; A fastening piece, a first sliding piece and a connecting rod are all arranged in the humidification chamber; the heating chamber is provided with an air inlet; the heating chamber is provided with a lifting device and a heating box; the lifting devices are arranged side by side, and the telescopic end of the lifting device The heating boxes are respectively connected; a partition plate is arranged in the heating box; the second through holes are evenly arranged on the partition plate, and the partition plate divides the heating box into an air supply compartment and a heating compartment; the air supply compartment is provided with a blowing device The air inlet end of the blowing device is connected to the air inlet hole, and the air outlet end of the blowing device faces the partition plate; the heating chamber is provided with an electric heating wire, and the end face of the heating chamber facing the conveying roller is provided with an opening.

Preferably, a dust filter is provided in the air inlet hole.

Preferably, an inclined plate and a collection box are arranged in the humidification chamber; the inclined plate is arranged below the conveying roller, the upper end of the inclined plate is connected to the inner wall of the humidification chamber, and the lower end of the inclined plate forms a collection port; The water inlet of the tank is connected with the collection port.

Preferably, the box body is provided with a third through hole; the third through hole is provided with a water inlet pipe; one end of the water inlet pipe is connected to the water filling hole on the water tank; the other end of the water inlet pipe is connected to the water outlet of the water pump.

The above-mentioned technical scheme of the present utility model has the following beneficial technical effects:

When the utility model is used, the semi-finished textile is clamped and conveyed by the first clamping and conveying component, and enters the box body through the feeding port; the semi-finished textile is conveyed above the conveying roller, and the water pumping device is powered on and operates, and the water in the water tank is sequentially transferred from The connecting pipe, the water delivery pipe and the nozzle are sprayed, and the sprayed water humidifies the semi-finished textile; the humidified semi-finished textile is transported out of the box from the discharge port, and is clamped and transported by a second clamping and conveying component; The first clamping and conveying component and the second clamping and conveying component ensure the tension of the semi-finished textile during transportation, and avoid the semi-finished textile from loosening after humidification; wherein, the distance between the nozzle and the semi-finished textile is adjusted by sliding the first sliding member up and down in the chute. distance; after adjustment, rotate the first fastening piece to fasten the first sliding piece in the chute.

Description of drawings

FIG. 1 is a schematic structural diagram of a humidifying device for textiles proposed by the utility model.

Fig. 2 is a partially enlarged structural schematic diagram of part A in a humidifying device for textiles proposed by the present invention.

FIG. 3 is a schematic diagram of the installation structure of a water delivery pipe in a humidification device for textiles proposed by the utility model.

Fig. 4 is a partially enlarged structural schematic diagram of part B in a humidification device for textiles proposed by the present invention.

FIG. 5 is a schematic diagram of the installation structure of the second clamping and conveying component in the humidifying device for textiles proposed by the present invention.

FIG. 6 is a partially enlarged structural schematic diagram of a position C in a humidifying device for textiles proposed by the present invention.

Reference numerals: 1. Support column; 2. Box body; 3. Feed inlet; 4. First clamping and conveying assembly; 6. Water inlet pipe; 7. Water tank; 8. Water outlet hole; 9. Water pumping device; 10, Humidification bin; 11, partition plate; 12, conveying roller; 13, inclined plate; 14, collecting box; 15, first through hole; 17, lifting device; 18, air inlet; 19, heating bin; 20, heating box ; 21, blowing device; 22, partition plate; 23, electric heating wire; 24, discharge port; 25, second clamping and conveying component; 26, water delivery pipe; 30, the first sliding member; 31, the connecting rod; 32, the telescopic rod; 251, the screw rod; 252, the first fixing plate; 2521, the second fixing plate; 253, the second sliding member; a mounting frame; 255, the upper squeeze roller; 256, the first driving device; 257, the lower squeeze roller; 258, the second driving device; 259, the second mounting frame; 321, the fixing cylinder; ; 323, the second fastener; 324, the sliding rod.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clear, the present utility model will be further described in detail below in conjunction with the specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are exemplary only, and are not intended to limit the scope of the present invention. Also, in the following description, descriptions of well-known structures and techniques are omitted to avoid unnecessarily obscuring the concepts of the present invention.

As shown in Figures 1-6, a humidification device for textiles proposed by the present utility model includes a support column 1, a box body 2, a first clamping and conveying assembly 4, a water tank 7, a water pumping device 9, a conveying roller 12, a second Clamp the conveying assembly 25, the water conveying pipe 26, the spray head 27, the connecting pipe 28, the first fastening piece 29, the first sliding piece 30 and the connecting rod 31;

The lower end of the box body 2 is provided with a support column 1; the box body 2 is provided with a vertical chute along its height direction; one end of the box body 2 is provided with a feeding port 3, and the feeding port 3 on the box body 2 is provided. There is a first clamping and conveying assembly 4; the other end of the box body 2 is provided with a discharge port 24, and the discharge port 24 on the box body 2 is provided with a second clamping and conveying assembly 25; Between the material port 3 and the material discharge port 24, the conveying rollers 12 are respectively connected to the box body 2 by rotation;

It should be noted that the semi-finished textiles are clamped and conveyed by the first clamping and conveying component 4, and enter the box 2 through the feeding port 3, the semi-finished textiles are conveyed above the conveying rollers 12, and the semi-finished textiles are conveyed from the discharge port 24. Out of the box body 2, and there is a second clamping and conveying assembly 25 for clamping and conveying;

The water delivery pipes 26 are respectively arranged on the upper and lower sides of the delivery roller 12; the water delivery pipes 26 are respectively provided with spray heads 27 at equal intervals on the side facing the delivery roller 12; the water delivery pipes 26 are respectively arranged on the connecting rod 31; Connect the first sliding pieces 30; the first sliding pieces 30 are provided with vertical mounting holes, and the first sliding pieces 30 are respectively slidably arranged in the chute; the first fastening pieces 29 are screwed into the mounting holes respectively, and The first fastener 29 presses the bottom surface of the chute toward the end face of the chute;

One end of the connecting pipe 28 is respectively connected to the water delivery pipe 26, and the other end of the connecting pipe 28 is respectively connected to the water outlet end of the water pumping device 9; the water pumping device 9 is arranged in the box body 2; There are water outlet holes 8; the water outlet holes 8 are respectively connected to the water inlet ends of the water pumping device 9.

In the present invention, the semi-finished textiles are clamped and conveyed by the first clamping and conveying component 4, and enter the box body 2 through the feeding port 3; The water inside is sprayed by the connecting pipe 28, the water pipe 26 and the nozzle 27 in turn, and the sprayed water humidifies the semi-finished textile; the humidified semi-finished textile is transported out of the box 2 from the discharge port 24, and there is a second clamping The conveying assembly 25 performs clamping and conveying; the first clamping conveying assembly 4 and the second clamping conveying assembly 25 are provided to ensure the tension of the semi-finished textile during conveying, and avoid the semi-finished textile from loosening after humidification;

The distance between the nozzle 27 and the semi-finished textile is adjusted by sliding the first sliding member 30 up and down in the chute; after adjustment, the first fixing member 29 is rotated to fasten the first sliding member 30 in the sliding groove.

In an optional embodiment, the second clamping and conveying assembly 25 and the first clamping and conveying assembly 4 have the same structure, and the second clamping and conveying assembly 25 and the first clamping and conveying assembly 4 are aligned with the central axis of the box body 2 Symmetrically arranged; the second clamping and conveying assembly 25 and the first clamping and conveying assembly 4 are respectively arranged on the box body 2 .

Further, the second clamping and conveying assembly 25 includes a screw 251, a first fixing plate 252, a second fixing plate 2521, a second sliding member 253, a first mounting frame 254, an upper pressing roller 255, a first driving device 256, The lower squeeze roller 257, the second driving device 258, the second mounting frame 259 and the telescopic rod 32;

The first mounting brackets 254 are arranged side by side and inclined, and the upper ends of the first mounting brackets 254 are respectively connected to the second sliding members 253; the second sliding members 253 are respectively slidingly connected to the box body 2; the lower end of the frame 254, and the upper squeezing roller 255 is drivingly connected to the first driving device 256 disposed on the first mounting frame 254;

The first fixing plate 252 and the second fixing plate 2521 are arranged side by side on the box body 2, and the first fixing plate 252 is provided with a vertical first threaded hole; One end of the telescopic rod 32 is connected to the second fixing plate 2521 respectively, and the other end of the telescopic rod 32 is respectively connected to the first mounting frame 254 on the other side; the lower squeezing roller 257 is located on the upper squeezing roller 255 and the two ends of the lower squeeze roller 257 are respectively connected to the second installation frame 259 in rotation; the lower squeeze roller 257 is connected to the second drive device 258 arranged on the second installation frame 259 in a driving manner; the second installation frames 259 are inclined side by side. Set on box 2.

Further, the first drive device 256 selects the first variable frequency motor; the second drive device 258 selects the second variable frequency motor; the first variable frequency motor and the second variable frequency motor have the same rotational speed and opposite directions;

It should be noted that the gap between the upper squeezing roller 255 and the lower squeezing roller 257 can be adjusted; during adjustment, the screw 251 is threadedly connected to the first fixing plate 252, and the screw 251 is driven to move up and down by rotating the screw 251; the screw 251 that moves up and down Drive the first mounting frame 254 to move up and down, so that the height of the upper squeezing roller 255 installed on the first mounting frame 254 can be adjusted, and then the gap between the upper squeezing roller 255 and the lower squeezing roller 257 can be adjusted; The squeezing roller 255 and the lower squeezing roller 257 clamp and convey the semi-finished textiles to ensure the tension of the semi-finished textiles and prevent the semi-finished textiles from being slack after humidification;

Further, the telescopic rod 32 includes a fixing cylinder 321, a third sliding member 322, a second fastening member 323 and a sliding rod 324; one end of the fixing cylinder 321 is respectively connected to the second fixing plate 2521, and the other end of the fixing cylinder 321 is respectively provided with opening; the fixing cylinder 321 is provided with a vertical second threaded hole; one end of the sliding rod 324 is respectively connected to the first mounting frame 254, and the other end of the sliding rod 324 respectively passes through the opening and extends into the fixing cylinder 321, and the sliding rod 324 The other ends are respectively connected to the third sliding members 322; the third sliding members 322 are respectively slidably connected to the fixing cylinder 321; The end face presses the sliding rod 324.

In an optional embodiment, a partition 11 is provided in the box 2; The first through hole 15 of the bin 19; the water tank 7, the water pipe 26, the spray head 27, the first fastening piece 29, the first sliding piece 30 and the connecting rod 31 are all arranged in the humidifying bin 10;

The heating chamber 19 is provided with an air inlet 18; the heating chamber 19 is provided with a lifting device 17 and a heating box 20; the lifting devices 17 are arranged side by side, and the telescopic ends of the lifting device 17 are respectively connected to the heating box 20; The partition plate 22; the partition plate 22 is evenly provided with second through holes, and the partition plate 22 divides the heating box 20 into an air supply chamber and a heating chamber; the air supply chamber is provided with a blowing device 21; The air inlet end is connected to the air inlet hole 18 , and the air outlet end of the blowing device 21 faces the partition plate 22 ;

Further, the blowing device 21 selects an exhaust fan; the lifting device 17 selects a hydraulic cylinder.

It should be noted that the electric heating wire 23 in the heating box 20 heats the air drawn into the heating box 20 by the blowing device 21; The semi-finished textile is heated to control the humidity of the semi-finished textile; the setting of the partition plate 22 disperses the wind blown by the blowing device 21, and the dispersed wind flows into the heating chamber through the second through hole; avoids excessive wind; the lifting device 17 The distance of the opening of the heating box 20 from the semi-finished textile can be adjusted.

Further, the air inlet hole 18 is provided with a dust filter.

Further, the humidification chamber 10 is provided with an inclined plate 13 and a collection box 14; the inclined plate 13 is arranged below the conveying roller 12, the upper end of the inclined plate 13 is connected to the inner wall of the humidification chamber 10, and the lower end of the inclined plate 13 forms a collection port; the collection box 14 is located below the inclined plate 13, and the water inlet of the collection box 14 is connected with the collection port.

It should be noted that, the water dripping on the inclined plate 13 is collected by the provided collection box 14 to avoid waste of water resources.

In an optional embodiment, the box body 2 is provided with a third through hole; the third through hole is provided with a water inlet pipe 6 ; one end of the water inlet pipe 6 is connected to the water filling hole on the water tank 7 ; the other end of the water inlet pipe 6 Connect the water outlet of the pump.

It should be understood that, the above-mentioned specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, but not to limit the present invention. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included within the protection scope of the present invention. Furthermore, the appended claims of this invention are intended to cover all changes and modifications that fall within the scope and boundaries of the appended claims, or the equivalents of such scope and boundaries.

Claims (8)

1. The textile humidifying device is characterized by comprising a supporting column (1), a box body (2), a first clamping and conveying assembly (4), a water tank (7), a water pumping device (9), a conveying roller (12), a second clamping and conveying assembly (25), a water conveying pipe (26), a spray head (27), a connecting pipe (28), a first fastening piece (29), a first sliding piece (30) and a connecting rod (31);

the lower end of the box body (2) is provided with a support pillar (1); a vertical chute is arranged in the box body (2) along the height direction; a feed inlet (3) is formed in one end of the box body (2), and a first clamping and conveying assembly (4) is arranged at the feed inlet (3) on the box body (2); a discharge port (24) is formed in the other end of the box body (2), and a second clamping and conveying assembly (25) is arranged at the discharge port (24) on the box body (2); the conveying rollers (12) are arranged between the feed inlet (3) and the discharge outlet (24) at equal intervals; the water conveying pipes (26) are respectively arranged at the upper side and the lower side of the conveying roller (12); the water conveying pipes (26) are respectively provided with spray heads (27) at equal intervals towards one side of the conveying roller (12); the water delivery pipes (26) are respectively arranged on the connecting rods (31); two ends of the connecting rod (31) are respectively connected with the first sliding part (30); the first sliding parts (30) are provided with vertical mounting holes, and the first sliding parts (30) are respectively arranged in the sliding grooves in a sliding manner; the first fastening pieces (29) are screwed into the mounting holes respectively in a threaded manner, and the first fastening pieces (29) press the bottom surface of the sliding chute towards the end surface of the sliding chute;

one end of the connecting pipe (28) is respectively connected with the water delivery pipe (26), and the other end of the connecting pipe (28) is respectively connected with the water outlet end of the water pumping device (9); the water pumping device (9) is arranged in the box body (2); the water tank (7) is arranged in the box body (2), and a water outlet hole (8) is formed in the water tank (7); the water outlet holes (8) are respectively connected with the water inlet ends of the water pumping devices (9).

2. A textile moistening device as claimed in claim 1, characterized in that the second gripper conveyor assembly (25) and the first gripper conveyor assembly (4) are of the same construction, and the second gripper conveyor assembly (25) and the first gripper conveyor assembly (4) are arranged symmetrically about the central axis of the housing (2).

3. A textile moistening device according to claim 2, characterized in that the second clamping conveyor assembly (25) comprises a screw (251), a first fixing plate (252), a second fixing plate (2521), a second slide (253), a first mounting frame (254), an upper squeeze roller (255), a first drive (256), a lower squeeze roller (257), a second drive (258), a second mounting frame (259) and a telescopic rod (32); the first mounting frames (254) are arranged side by side in an inclined mode, and the upper ends of the first mounting frames (254) are connected with the second sliding pieces (253) respectively; the second sliding parts (253) are respectively connected with the box body (2) in a sliding manner; two ends of the upper squeezing roller (255) are respectively and rotatably connected with the lower end of the first mounting frame (254), and the upper squeezing roller (255) is in transmission connection with a first driving device (256) arranged on the first mounting frame (254); the first fixing plate (252) and the second fixing plate (2521) are arranged on the box body (2) side by side, and vertical first threaded holes are formed in the first fixing plate (252); the screws (251) respectively penetrate through the first threaded holes and are rotatably connected with a first mounting rack (254) on one side; one end of the telescopic rod (32) is respectively connected with the second fixing plate (2521), and the other end of the telescopic rod (32) is respectively connected with the first mounting rack (254) at the other side; the lower extrusion roller (257) is positioned below the upper extrusion roller (255), and two ends of the lower extrusion roller (257) are respectively and rotatably connected with the second mounting rack (259); the lower extrusion roller (257) is in transmission connection with a second driving device (258) arranged on the second mounting frame (259); the second mounting frames (259) are arranged on the box body (2) in an inclined mode side by side.

4. A textile humidifying device according to claim 3, wherein the telescopic rod (32) comprises a fixed cylinder (321), a third slider (322), a second fastening member (323) and a slide bar (324); one end of the fixed cylinder (321) is respectively connected with the second fixed plate (2521), and the other end of the fixed cylinder (321) is respectively provided with an opening; a vertical second threaded hole is formed in the fixed cylinder (321); one end of the sliding rod (324) is connected with the first mounting rack (254), the other end of the sliding rod (324) penetrates through the opening and extends into the fixed cylinder (321), and the other end of the sliding rod (324) is connected with the third sliding piece (322); the third sliding parts (322) are respectively connected with the fixed cylinders (321) in a sliding manner; the second tightening pieces (323) are screwed into the second threaded holes, respectively, and the second tightening pieces (323) press the slide bars (324) toward the end surfaces of the slide bars (324).

5. A textile moistening device as claimed in claim 1, characterized in that a partition (11) is provided in the housing (2); the interior of the box body (2) is divided into a humidifying bin (10) and a heating bin (19) by a partition plate (11), and a first through hole (15) for communicating the humidifying bin (10) with the heating bin (19) is formed in the partition plate (11); the water tank (7), the water delivery pipe (26), the spray head (27), the first fastening piece (29), the first sliding piece (30) and the connecting rod (31) are all arranged in the humidifying bin (10); an air inlet (18) is arranged on the heating bin (19); a lifting device (17) and a heating box (20) are arranged in the heating bin (19); the lifting devices (17) are arranged side by side, and the telescopic ends of the lifting devices (17) are respectively connected with the heating box (20); a partition plate (22) is arranged in the heating box (20); second through holes are uniformly formed in the partition plate (22), and the partition plate (22) divides the interior of the heating box (20) into a wind feeding bin and a heating bin; a blowing device (21) is arranged in the air supply bin; the air inlet end of the blowing device (21) is connected with the air inlet hole (18), and the air outlet end of the blowing device (21) faces the partition plate (22); an electric heating wire (23) is arranged in the heating bin, and an opening is formed in the end face, facing the conveying roller (12), of the heating bin.

6. A textile humidifying device as claimed in claim 5, wherein a dust screen is provided in the inlet hole (18).

7. A textile humidifying device as claimed in claim 5, wherein the humidifying chamber (10) is provided with an inclined plate (13) and a collecting box (14); the inclined plates (13) are arranged below the conveying rollers (12), the upper ends of the inclined plates (13) are connected with the inner wall of the humidifying bin (10), and the lower ends of the inclined plates (13) form collecting openings; the collecting box (14) is positioned below the inclined plate (13), and a water inlet of the collecting box (14) is connected with the collecting port.

8. A textile humidifying device as claimed in claim 1, wherein the case (2) is provided with a third through hole; a water inlet pipe (6) is arranged in the third through hole; one end of the water inlet pipe (6) is connected with a water adding hole on the water tank (7); the other end of the water inlet pipe (6) is connected with the water outlet end of the water pump.

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