CN114046245A

CN114046245A - Water pump based on double-pipeline anti-blocking and using method thereof

Info

Publication number: CN114046245A
Application number: CN202111294490.7A
Authority: CN
Inventors: 顾直霞; 朱兆祥
Original assignee: Individual
Current assignee: Shanghai Yuanheng Solar Energy Equipment Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-02-15
Anticipated expiration: 2041-11-03
Also published as: CN114046245B

Abstract

The invention relates to the technical field of water pumps, in particular to a double-pipeline anti-blocking water pump and a using method thereof. It includes the base and installs the horizontal water pump structure in the base top, and the horizontal water pump structure includes at least: the water pump body, double-barrelled structure and slide pipe, this prevent water pump of jam based on double-barrelled and during the use method, the horizontal water pump structure of setting, through changing between two replacement pipes, be convenient for when the pipeline blocks up, do not influence water pump work, be favorable to clearing up the replacement pipe that blocks up simultaneously, the slide pipe of setting, through getting connected between slide pipe and inlet tube and the connecting pipe, be convenient for stabilize the installation of double-barrelled structure, avoid revealing of water simultaneously, slip through the slide pipe, be convenient for break away from the slide pipe inside inlet tube recess and the connecting pipe recess, thereby be favorable to carrying out the interchange work of two replacement pipes.

Description

Water pump based on double-pipeline anti-blocking and using method thereof

Technical Field

The invention relates to the technical field of water pumps, in particular to a double-pipeline anti-blocking water pump and a using method thereof.

Background

The water pump equipment used in the water supply network is divided into two forms, namely vertical water pump equipment and horizontal water pump equipment, wherein the horizontal water pump equipment comprises a base, at least two horizontal water pumps fixed on the base, a water inlet pipeline, a water outlet pipeline and the like; the water outlet pipeline comprises at least two water outlet components respectively connected to the water outlets of at least two horizontal water pumps and a water outlet main pipe communicated with the at least two water outlet components, the water inlet main pipe and the water outlet main pipe are respectively communicated with a connecting end pipeline of a water supply network, and the water inlet main pipe and the water outlet main pipe are respectively supported on the base through a support;

current water pump is generally a single inlet channel, and when meetting the relatively poor water source of quality of water, the water pump often blocks up because the more inlet channel that leads to of aquatic material to influence work, consequently need a water pump that double-pipe prevented blockking up to improve prior art's not enough.

Disclosure of Invention

The invention aims to provide a water pump based on double-pipeline anti-blocking and a using method thereof, so as to solve the problems in the background technology.

In order to achieve the above object, one of the objects of the present invention is to provide a dual-pipe anti-clogging water pump, which includes a base and a horizontal water pump structure installed above the base, wherein the horizontal water pump structure at least includes:

the water pump comprises a water pump body, wherein the right end of the water pump body is provided with a water inlet pipe and a connecting pipe positioned at the right end of the water inlet pipe, the top surface of the water inlet pipe is provided with a water inlet pipe rotating head, and the top surface of the connecting pipe is provided with a connecting pipe rotating head;

the double-tube structure at least comprises two replacement tubes, tube grooves are formed in the replacement tubes, the two replacement tubes are fixedly connected through a connecting rod, the replacement tubes are located between the water inlet tube and the connecting tube, rotating rods are arranged on the sides, away from each other, of the centers of the two connecting rods, one end of each rotating rod is fixedly provided with a rotating pin, the left rotating pin and the right rotating pin are respectively rotatably connected with the rotating head of the water inlet tube and the rotating head of the connecting tube, the two replacement tubes are conveniently driven to rotate through the rotation between the two rotating rods and the water inlet tube and the connecting tube, so that the replacement of the replacement tubes is completed, and connecting discs are arranged at the two ends of each replacement tube and are conveniently connected with the water inlet tube and the connecting tube;

the slide pipe, the slide pipe is equipped with two, two the slide pipe is located respectively inside the both ends of tube seat, two center department is equipped with middle pipeline between the slide pipe, the both ends of middle pipeline respectively with two be connected with spring hose between the slide pipe, through slide pipe, middle pipeline and spring hose's connection, be convenient for form a lumen for the circulation of water, the inlet tube is close to the inlet tube recess has been seted up to one side of connecting pipe, the connecting pipe is close to the connecting pipe recess has been seted up to one side of inlet tube, two the slide pipe is located respectively the inlet tube recess with inside the connecting pipe recess, be convenient for to the firm of slide pipe, can contract two slide pipes to the tube seat inside through the spring hose that sets up to relieve the connection between slide pipe and inlet tube and the connecting pipe.

Horizontal water pump structure in this embodiment is when specifically using, if need to the replacement pipe change, at first, will replace the disconnection between pipe and inlet tube and the connecting pipe, then press the replacement pipe that is located the top downwards, make it rotate with the centre of a circle department of rotating pin as the axle, the replacement pipe that drives the below simultaneously rotates, when the replacement pipe of top removes between inlet tube and the connecting pipe, make two slide pipes get into respectively to inlet tube recess and connecting pipe recess inside, then be connected two connection pads with inlet tube and connecting pipe respectively, can accomplish the change work of replacement pipe, replace the work through two between the pipe, be convenient for after long-time the use, avoid the inside impurity of pipeline too much, cause the jam condition, be convenient for clear up the impurity in the pipeline simultaneously.

As a further improvement of this technical scheme, two the slide pipe top surface all is equipped with the slide bar, the spout has all been seted up to replacement pipe top surface both sides, the slide bar slide with inside the spout, through the slip of slide bar, be convenient for drive the slide pipe and slide.

As a further improvement of the technical scheme, the two sliding pipes are fixedly connected with the reset springs at the two ends of the middle pipeline, the reset springs are located outside the spring hose, the sliding pipes are driven to reset outwards under the elastic action of the reset springs, and therefore the stability of connection of the two sliding pipes with the water inlet pipe and the connecting pipe is improved.

As a further improvement of the technical scheme, the slide bar is of an L-shaped structure, a slide column is arranged at the center of the top surface of the replacement tube, one end of the slide bar slides in the slide column, so that the slide bar can be conveniently and stably slid, and a limiting piece is arranged on the outer surface of the slide bar, so that the slide bar can be conveniently slid.

As a further improvement of this technical scheme, inlet tube outside surface is equipped with a plurality of water inlet pipe joint, connecting tube outside surface is equipped with a plurality of connecting tube joint, the outside surface of connecting pad is equipped with a plurality of connecting pad and connects, the connecting pad both ends the connecting pad connect respectively with water inlet pipe joint with pass through the bolt fastening between the connecting tube joint, be convenient for to the installation of double-barrelled structure.

As a further improvement of the technical scheme, a connecting pipe filter screen is installed at the water inlet of the connecting pipe, a sliding pipe filter screen is installed at the position of the right end of the sliding pipe opening, double-layer filtering is convenient to carry out on circulating water quality, and the forming rate of blockage is reduced.

As a further improvement of the technical scheme, a motor mounting seat is arranged at the bottom end of the water pump body, the bottom surface of the water pump body is located below the water inlet pipe and the connecting pipe, the connecting pipe mounting seat is fixedly connected with the base through bolts, the horizontal water pump structure is convenient to mount, and the connecting pipe mounting seat is respectively connected with the water inlet pipe and the connecting pipe through supporting legs arranged on the upper surface of the connecting pipe mounting seat, so that the water inlet pipe and the connecting pipe are convenient to support.

As a further improvement of the technical scheme, the two ends of the bottom surface of the base are respectively provided with a movable wheel, so that the device is conveniently driven to move, and the side face of the left end of the base is fixedly provided with a push rod, so that the device is conveniently pushed.

As a further improvement of the technical scheme, both sides all are equipped with the fixed block around the base, the fixed block has ground awl through the sliding hole sliding connection that both ends were seted up, through inserting ground awl to ground, is convenient for stabilize the device, two be connected with the horizontal pole between the ground awl, be convenient for drive two ground awl and go up and down simultaneously.

The invention also aims to provide a water pump based on double-pipeline anti-blocking and a use method thereof, wherein the water pump based on double-pipeline anti-blocking comprises any one of the following steps:

s1, enabling two sliding rods to approach each other and exerting force to enable the two sliding tubes to enter the groove of the water inlet tube and the groove of the connecting tube respectively, and disconnecting the replacement tube from the water inlet tube and the connecting tube located below;

s2, the slide bar is used for contracting the slide pipe in the upper replacement pipe, then the replacement pipe positioned above is rotated downwards, the replacement pipe is moved to a position between the water inlet pipe and the connecting pipe, and then the slide bar is loosened;

and S3, connecting disc joints at two ends are respectively connected with the water inlet pipe joint and the connecting pipe joint through bolts, and the replacement work of the replacement pipe can be completed.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the water pump based on double-pipeline anti-blocking and the use method thereof, the two replacement pipes are replaced by the horizontal water pump structure, so that the water pump is convenient to work when the pipeline is blocked, and the blocked replacement pipes can be cleaned conveniently.

2. In the double-pipeline anti-blocking water pump and the use method thereof, the sliding pipe is connected with the water inlet pipe and the connecting pipe through the sliding pipe, so that the double-pipe structure is conveniently and stably installed, water leakage is avoided, and the sliding pipe is conveniently separated from the inner parts of the groove of the water inlet pipe and the groove of the connecting pipe through sliding of the sliding pipe, so that the two replacement pipes can be conveniently exchanged.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the horizontal water pump according to the present invention;

FIG. 3 is a schematic structural diagram of a water pump body according to the present invention;

FIG. 4 is a schematic view of the inlet pipe structure of the present invention;

FIG. 5 is a schematic view of a connecting tube according to the present invention;

FIG. 6 is a schematic view of a dual tube configuration of the present invention;

FIG. 7 is a schematic view of a displacement tube configuration of the present invention;

FIG. 8 is a schematic view of the slide tube structure of the present invention;

FIG. 9 is a schematic view of a base structure of the present invention;

fig. 10 is a schematic view of the fixing block structure of the present invention.

The various reference numbers in the figures mean:

100. a horizontal water pump structure;

110. a water pump body; 1101. a motor mounting seat; 1102. a connecting pipe mounting seat; 1103. supporting legs;

111. a water inlet pipe; 1110. a water inlet pipe groove; 1111. the water inlet pipe turns round; 1112. a water inlet pipe joint;

112. a connecting pipe; 1120. a connecting pipe groove; 1121. connecting the pipe swivel; 1122. connecting a pipe joint; 1123. connecting a pipe filter screen;

120. a double tube structure;

121. replacing the tube; 1210. a pipe groove; 1211. a connecting disc; 1212. a land joint; 1213. a chute; 1214. a traveler;

122. a connecting rod; 1221. rotating the rod; 1222. a rotation pin;

130. a slide pipe; 131. an intermediate pipeline; 132. a spring hose; 133. a return spring; 1301. a sliding pipe filter screen; 1302. a slide bar; 1303. a limiting sheet;

200. a base; 201. a moving wheel; 202. a push rod;

210. a fixed block; 2100. a slide hole; 211. a ground cone; 2111. a cross bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

Referring to fig. 1 to 10, an object of the present embodiment is to provide a dual-pipe anti-clogging water pump, which includes a base 200 and a horizontal water pump structure 100 installed above the base 200, wherein the horizontal water pump structure 100 at least includes:

the water pump comprises a water pump body 110, wherein a water inlet pipe 111 and a connecting pipe 112 positioned at the right end of the water inlet pipe 111 are arranged at the right end of the water pump body 110, a water inlet pipe rotating head 1111 is arranged on the top surface of the water inlet pipe 111, and a connecting pipe rotating head 1121 is arranged on the top surface of the connecting pipe 112;

the double-tube structure 120 comprises at least two replacement tubes 121, tube slots 1210 are formed in the replacement tubes 121, the two replacement tubes 121 are fixedly connected through a connecting rod 122, the replacement tubes 121 are located between a water inlet tube 111 and a connecting tube 112, rotating rods 1221 are arranged on the sides, away from each other, of the centers of the two connecting rods 122, one ends of the rotating rods 1221 are fixedly provided with rotating pins 1222, the left rotating pins 1222 and the right rotating pins 1222 are rotatably connected with the water inlet tube swivel 1111 and the connecting tube swivel 1121 respectively, and the two replacement tubes 121 are driven to rotate through the rotation between the two rotating rods 1221 and the water inlet tube 111 and the connecting tube 112, so that the replacement of the replacement tubes 121 is completed, and connecting discs 1211 are arranged at the two ends of the replacement tubes 121 and are conveniently connected with the water inlet tube 111 and the connecting tube 112;

the sliding pipes 130 are arranged, the sliding pipes 130 are arranged in two ends of the pipe groove 1210, the middle pipeline 131 is arranged in the center between the two sliding pipes 130, the spring hoses 132 are connected between the two ends of the middle pipeline 131 and the two sliding pipes 130, a pipe cavity is formed through connection of the sliding pipes 130, the middle pipeline 131 and the spring hoses 132 and used for water circulation, a water inlet pipe groove 1110 is formed in one side, close to the connecting pipe 112, of the water inlet pipe 111, a connecting pipe groove 1120 is formed in one side, close to the water inlet pipe 111, of the connecting pipe 112, the two sliding pipes 130 are arranged in the water inlet pipe groove 1110 and the connecting pipe groove 1120 respectively and used for stabilizing the sliding pipes 130, the two sliding pipes 130 can be contracted into the pipe groove 1210 through the arranged spring hoses 132, and accordingly connection between the sliding pipes 130 and the water inlet pipe 111 and the connecting pipe 112 is removed.

In the embodiment of the horizontal water pump structure 100, when the replacement pipe 121 needs to be replaced, the connection between the replacement pipe 121 and the water inlet pipe 111 and the connection pipe 112 is first disconnected, then, the replacement pipe 121 located above is pushed down to rotate about the center of the rotation pin 1222, at the same time, the lower replacement pipe 121 is driven to rotate, and when the upper replacement pipe 121 moves to a position between the water inlet pipe 111 and the connection pipe 112, so that the two slide pipes 130 are respectively introduced into the inlet pipe recess 1110 and the junction pipe recess 1120, and then the two connection discs 1211 are connected to the water inlet pipe 111 and the connection pipe 112 respectively, the replacement work of the replacement tubes 121 can be completed, and after the replacement work between the two replacement tubes 121 is performed for a long time, avoid the inside impurity of pipeline too much, cause the jam condition, be convenient for clear up the impurity in the pipeline simultaneously.

Furthermore, the top surfaces of the two sliding tubes 130 are both provided with sliding rods 1302, the two sides of the top surface of the replacement tube 121 are both provided with sliding grooves 1213, and the sliding rods 1302 slide in the sliding grooves 1213, so that the sliding tubes 130 are conveniently driven to slide through the sliding of the sliding rods 1302.

Still further, two ends of the two sliding pipes 130 and the middle pipe 131 are both fixedly connected with a return spring 133, the return spring 133 is located outside the spring hose 132, and the sliding pipes 130 are driven to perform outward return operation conveniently under the elastic force action of the return spring 133, so that the connection stability of the two sliding pipes 130 and the water inlet pipe 111 and the connecting pipe 112 is increased.

Specifically, the sliding rod 1302 is an L-shaped structure, a sliding column 1214 is disposed at the center of the top surface of the displacement tube 121, one end of the sliding rod 1302 slides inside the sliding column 1214, so as to stabilize the sliding of the sliding rod 1302, and a limiting piece 1303 is disposed on the outer surface of the sliding rod 1302, so as to facilitate the sliding of the sliding rod 1302.

In addition, the outer surface of the water inlet pipe 111 is provided with a plurality of water inlet pipe joints 1112, the outer surface of the connecting pipe 112 is provided with a plurality of connecting pipe joints 1122, the outer surface of the connecting disc 1211 is provided with a plurality of connecting disc joints 1212, and the connecting disc joints 1212 at the two ends of the connecting disc 1211 are respectively fixed with the water inlet pipe joints 1112 and the connecting pipe joints 1122 through bolts, so that the double-pipe structure 120 is convenient to mount.

In addition, a connecting pipe filter screen 1123 is installed at the water inlet of the connecting pipe 112, and a sliding pipe filter screen 1301 is installed at the opening of the sliding pipe 130 at the right end, so that double-layer filtering is performed on the circulating water, and the forming rate of blockage is reduced.

Further, a motor mounting seat 1101 is arranged at the bottom end of the water pump body 110, a connecting pipe mounting seat 1102 is arranged below the water inlet pipe 111 and the connecting pipe 112 on the bottom surface of the water pump body 110, the motor mounting seat 1101 is fixedly connected with the connecting pipe mounting seat 1102 and the base 200 through bolts, so that the horizontal water pump structure 100 is conveniently mounted, the connecting pipe mounting seat 1102 is respectively connected with the water inlet pipe 111 and the connecting pipe 112 through supporting legs 1103 arranged on the upper surface, and the water inlet pipe 111 and the connecting pipe 112 are conveniently supported.

Still further, the bottom surface both ends of base 200 are all installed and are removed wheel 201, are convenient for drive the device and remove, and the left end side of base 200 is fixed with push rod 202, is convenient for promote the device.

Specifically, both sides all are equipped with fixed block 210 around base 200, and fixed block 210 has ground awl 211 through the sliding hole 2100 sliding connection that both ends were seted up, through inserting ground awl 211 to ground, is convenient for stabilize the device, is connected with horizontal pole 2111 between two ground awl 211, is convenient for drive two ground awl 211 and goes up and down simultaneously.

A second object of this embodiment is to provide a water pump based on dual-pipe anti-clogging and a method for using the same, including any one of the above water pumps based on dual-pipe anti-clogging, including the following steps: the method comprises the following steps:

s1, respectively moving two sliding rods 1302 with two hands close to each other and exerting force to enable the two sliding tubes 130 to respectively enter the water inlet tube groove 1110 and the connecting tube groove 1120, and disconnecting the replacement tube 121 from the water inlet tube 111 and the connecting tube 112 located below;

s2, using the sliding rod 1302 to contract the sliding pipe 130 in the upper replacement pipe 121, then rotating the replacement pipe 121 downwards to move the replacement pipe 121 between the water inlet pipe 111 and the connecting pipe 112, and then loosening the sliding rod 1302;

s3, the connection disc joints 1212 at both ends are connected to the water inlet pipe joint 1112 and the connection pipe joint 1122 by bolts, so that the replacement work of the replacement pipe 121 can be completed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Water pump based on two pipeline prevent blockking up, its characterized in that: the horizontal water pump structure comprises a base (200) and a horizontal water pump structure (100) arranged above the base (200), wherein the horizontal water pump structure (100) at least comprises:

the water pump comprises a water pump body (110), wherein a water inlet pipe (111) and a connecting pipe (112) positioned at the right end of the water inlet pipe (111) are arranged at the right end of the water pump body (110), a water inlet pipe rotating head (1111) is arranged on the top surface of the water inlet pipe (111), and a connecting pipe rotating head (1121) is arranged on the top surface of the connecting pipe (112);

the double-tube structure (120) at least comprises two replacement tubes (121), tube grooves (1210) are formed in the replacement tubes (121), the two replacement tubes (121) are fixedly connected through connecting rods (122), the replacement tubes (121) are located between the water inlet tube (111) and the connecting tube (112), rotating rods (1221) are arranged on the sides, away from each other, of the centers of the two connecting rods (122), a rotating pin (1222) is fixed at one end of each rotating rod (1221), the left rotating pin (1222) and the right rotating pin (1222) are respectively connected with the water inlet tube rotating head (1111) and the connecting tube rotating head (1121) in a rotating mode, and connecting discs (1211) are arranged at two ends of each replacement tube (121);

slide (130), slide (130) are equipped with two, two slide (130) are located respectively inside the both ends of tube seat (1210), two center department is equipped with middle pipeline (131) between slide (130), the both ends of middle pipeline (131) respectively with two be connected with spring hose (132) between slide (130), inlet tube (111) are close to inlet tube recess (1110) have been seted up to one side of connecting pipe (112), connecting pipe (112) are close to connecting pipe recess (1120) have been seted up to one side of inlet tube (111), two slide (130) are located respectively inlet tube recess (1110) with inside connecting pipe recess (1120).

2. The dual-pipe anti-clogging water pump according to claim 1, wherein: the top surfaces of the two sliding pipes (130) are respectively provided with a sliding rod (1302), the two sides of the top surface of the replacement pipe (121) are respectively provided with a sliding groove (1213), and the sliding rods (1302) slide in the sliding grooves (1213).

3. The dual-pipe anti-clogging water pump according to claim 2, wherein: two ends of the sliding pipe (130) and the middle pipe (131) are fixedly connected with a return spring (133), and the return spring (133) is located outside the spring hose (132).

4. The dual-pipe anti-clogging water pump according to claim 3, wherein: the sliding rod (1302) is of an L-shaped structure, a sliding column (1214) is arranged at the center of the top surface of the replacement tube (121), one end of the sliding rod (1302) slides inside the sliding column (1214), and a limiting sheet (1303) is arranged on the outer surface of the sliding rod (1302).

5. The dual-pipe anti-clogging water pump according to claim 1, wherein: the utility model discloses a water inlet pipe, including inlet tube (111) outside surface, connecting pipe (112) outside surface is equipped with a plurality of inlet tube coupling (1112), connecting pipe (112) outside surface is equipped with a plurality of connecting pipe coupling (1122), the outside surface of connecting disc (1211) is equipped with a plurality of connecting disc joint (1212), connecting disc (1211) both ends the connecting disc joint (1212) respectively with inlet tube coupling (1112) with pass through bolt fastening between connecting pipe coupling (1122).

6. The dual-pipe anti-clogging water pump according to claim 1, wherein: a connecting pipe filter screen (1123) is installed at the water inlet of the connecting pipe (112), and a sliding pipe filter screen (1301) is installed at the opening of the sliding pipe (130) at the right end.

7. The dual-pipe anti-clogging water pump according to claim 1, wherein: the water pump comprises a water pump body (110), and is characterized in that a motor mounting seat (1101) is arranged at the bottom end of the water pump body (110), the bottom surface of the water pump body (110) is located the water inlet pipe (111) and the lower portion of a connecting pipe (112) is provided with a connecting pipe mounting seat (1102), the motor mounting seat (1101) is connected with the connecting pipe mounting seat (1102) and the base (200) through bolts in a fixed connection mode, and the connecting pipe mounting seat (1102) is respectively connected with the water inlet pipe (111) and the connecting pipe (112) through supporting legs (1103) arranged on the upper surface.

8. The dual-pipe anti-clogging water pump according to claim 1, wherein: the movable wheel (201) is installed at the bottom surface both ends of base (200), push rod (202) are fixed with to the left end of base (200) side.

9. The dual-pipe anti-clogging water pump according to claim 1, wherein: the front side and the rear side of the base (200) are respectively provided with a fixed block (210), the fixed blocks (210) are connected with ground cones (211) in a sliding mode through sliding holes (2100) formed in two ends, and a cross rod (2111) is connected between the two ground cones (211).

10. The water pump based on double-pipeline anti-clogging and the use method thereof comprise any one of the water pump based on double-pipeline anti-clogging of claims 1-9, and are characterized in that: the method comprises the following steps:

s1, respectively using two hands to move two sliding rods (1302), then enabling the two sliding tubes (130) to respectively enter the water inlet tube groove (1110) and the connecting tube groove (1120) by mutually approaching and exerting force, and disconnecting the replacement tube (121) from the water inlet tube (111) and the connecting tube (112) positioned below;

s2, using a sliding rod (1302) to contract the sliding pipe (130) in the upper replacement pipe (121), then rotating the replacement pipe (121) positioned above downwards to move the replacement pipe (121) between the water inlet pipe (111) and the connecting pipe (112), and then loosening the sliding rod (1302);

s3, connecting the connecting disc joints (1212) at the two ends with the water inlet pipe joint (1112) and the connecting pipe joint (1122) respectively through bolts, and then the replacement work of the replacement pipe (121) can be completed.