CN216238335U - Accumulated water drainage and drainage device for bridge construction - Google Patents

Abstract

The utility model discloses a device for draining accumulated water for bridge construction, which relates to the technical field of bridge construction. The utility model provides a first pipeline storage assembly, a second pipeline storage assembly, a heat dissipation assembly and a sealing assembly, wherein a first water pipe and a second water pipe which are different in length can be selected according to actual conditions, the first water pipe and the second water pipe can be stored by a first rotary table and a second rotary table, the first water pipe and the second water pipe which are designed by a double-layer inner container can prolong the service life of the first water pipe and the second water pipe, a water pumping pump can transmit water to the inside of an outer circle sleeve through a connecting pipe and an interconnecting pipe, the outer circle sleeve can dissipate heat of a cooling fin and cooling oil, the dissipated water can be transmitted to the outer side of the device through a drain pipe, the high-temperature protection of the water pump is avoided, and the service life of the water pump is prolonged.

Description

Accumulated water drainage and drainage device for bridge construction

Technical Field

The utility model relates to the technical field of bridge construction, in particular to a water accumulation drainage device for bridge construction.

Background

The bridge is also extended to be a building which is erected to span mountain stream, unfavorable geology or meet other traffic requirements to facilitate the passing, wherein accumulated water on the construction ground needs to be drained and drained during bridge construction.

However, the existing accumulated water drainage device is simple in structure and single in function, high-temperature protection is achieved, the existing accumulated water drainage device does not have an adjusting function, the practicability is poor, and the water leakage condition exists at the joint of the existing accumulated water drainage device and a pipeline, so that the design has defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ponding drainage device for bridge construction, and aims to solve the problems that the existing ponding drainage device in the background art is simple in structure, single in function, capable of protecting at high temperature, poor in practicability and defective in design due to the fact that the existing ponding drainage device does not have an adjusting function and is in water leakage at the joint of the existing ponding drainage device and a pipeline.

In order to achieve the purpose, the utility model provides the following technical scheme: the accumulated water drainage and drainage device for bridge construction comprises a fixed plate, wherein a top box is fixedly mounted at the top end of the fixed plate, a control switch is fixedly mounted on the front side of the top box, and a first pipeline storage assembly and a second pipeline storage assembly are sequentially mounted on the right side of the interior of the top box from top to bottom;

a water pumping box is fixedly installed on the left side inside the top box, a three-way valve is fixedly installed on the right side of the water pumping box, a heat dissipation assembly is arranged inside the water pumping box, a water pumping pump is arranged inside the heat dissipation assembly, a connecting pipe is fixedly installed at the front end of the water pumping pump, and a filter is fixedly installed at the tail end of the connecting pipe;

and sealing assemblies are arranged at the joints of the first pipeline storage assembly and the second pipeline storage assembly and the three-way valve.

Preferably, the first pipeline storage assembly comprises a first pipeline storage box, a first electric rotating shaft, a first rotary table, a first limiting column, a first water pipe, a first guide seat and a first water pumping seat, the first pipeline storage box is fixedly mounted in the top box, the first pipeline storage box is rotatably connected with the first electric rotating shaft, the first rotary table is fixedly mounted on the outer side of the first electric rotating shaft, the first limiting column is fixedly mounted on the outer side of the first rotary table, the first water pipe is wound on the outer side of the first rotary table through the first limiting column, the first guide seat is fixedly mounted on the top end of the inner portion of the first pipeline storage box, the first water pumping seat is fixedly mounted on the right end of the first water pipe, the universal wheel is fixedly mounted on the bottom end of the fixed plate, and a handle is fixedly mounted on the left side of the top box.

Preferably, the three-way valve, the first water pipe and the first water pumping seat are communicated with each other, the first limiting column is provided with a plurality of identical limiting columns, and the first limiting columns are distributed annularly around the circle center of the first rotating disc.

Preferably, the second pipeline storage assembly comprises a second pipeline storage box, a second electric rotating shaft, a second rotary table, a second limiting column, a second water pipe, a second guide seat and a second water pumping seat, the second pipeline storage box is fixedly mounted at the bottom end of the first pipeline storage box, the second electric rotating shaft is rotatably connected inside the second pipeline storage box, the second rotary table is fixedly mounted outside the second electric rotating shaft, the second limiting column is fixedly mounted outside the second rotary table, the second water pipe is wound outside the second rotary table through the second limiting column, the second guide seat is fixedly mounted inside the second pipeline storage box, and the second water pumping seat is fixedly mounted at the right end of the second water pipe.

Preferably, the three-way valve, the second water pipe and the second pumping seat are communicated with each other, the second limiting column is provided with a plurality of identical limiting columns, and the second limiting columns are distributed annularly around the circle center of the second rotary table.

Preferably, radiator unit is including last mount pad, lower mount pad, excircle sleeve, interior round sleeve, intercommunication pipe, fin, coolant oil and drain pipe, go up mount pad fixed mounting on the inside top of pumping box, mount pad fixed mounting is in the inside bottom of pumping box down, it is provided with the excircle sleeve to go up between mount pad and the lower mount pad, the telescopic inside of excircle is provided with interior round sleeve, the excircle sleeve is put through each other through intercommunication pipe with the water pump, be provided with fin and coolant oil between excircle sleeve and the interior round sleeve, the telescopic top fixed mounting of excircle has the drain pipe.

Preferably, the radiating fins are arranged in the same plurality, the radiating fins are in contact connection with the water pumping pump, the radiating fins are distributed annularly around the circle center of the inner circle sleeve, and the lower end of the water drainage pipe extends into the outer circle sleeve.

Preferably, the sealing assembly comprises a sealing seat, a sealing sleeve, a groove and a sealing ring, the sealing seat is fixedly installed on the outer side of the three-way valve, the sealing sleeve is in threaded connection with the outer side of the sealing seat, the groove is formed in the sealing seat, the sealing ring is arranged in the outer side fixing installation bag of the first water pipe and the outer side fixing installation bag of the second water pipe, and the length of the first water pipe is far larger than that of the second water pipe.

Preferably, recess and sealing washer are provided with the same a plurality ofly, recess and sealing washer are equidistant distribution, recess and sealing washer are for contradicting the connection.

Compared with the prior art, the accumulated water drainage and drainage device for bridge construction provided by the utility model has the following beneficial effects:

the utility model provides a first pipeline storage assembly, a second pipeline storage assembly, a heat dissipation assembly and a sealing assembly, wherein a first water pipe and a second water pipe which are different in length can be selected according to actual conditions and can be adjusted according to the actual conditions, the first water pipe and the second water pipe can be stored by a first rotary table and a second rotary table, the service life of the first water pipe and the second water pipe can be prolonged by the first water pipe and the second water pipe which are designed by double-layer inner containers, a water pumping pump can suck water into the communicating pipes through connecting pipes, the communicating pipes can transmit the water to the inner parts of outer circle sleeves, the outer circle sleeves can dissipate heat of radiating fins and cooling oil, the water after heat dissipation can be transmitted to the outer side of the device through a drain pipe, high-temperature protection of the water pump is avoided, and the service life of the water pump is prolonged.

Drawings

FIG. 1 is a schematic perspective view of the present invention

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic front view of the heat dissipation assembly of the present invention;

FIG. 5 is a schematic view of the internal structure of the heat dissipation assembly of the present invention;

fig. 6 is a schematic side view of the heat dissipation assembly of the present invention.

In the figure: 1. a fixing plate; 2. a universal wheel; 3. a top box; 4. a handle; 5. a first conduit receiving assembly; 501. a first pipe storage box; 502. a first electric rotating shaft; 503. a first rotating disc; 504. a first limiting column; 505. a first water pipe; 506. a first guide seat; 507. a first water pumping seat; 6. a second conduit receiving assembly; 601. a second pipe storage box; 602. a second electric rotating shaft; 603. a second rotating disc; 604. a second limiting column; 605. a water pipe II; 606. a second guide seat; 607. a second water pumping seat; 7. a three-way valve; 8. a water pumping box; 9. a heat dissipating component; 901. an upper mounting seat; 902. a lower mounting seat; 903. an outer cylindrical sleeve; 904. an inner circular sleeve; 905. an interconnecting pipe; 906. a heat sink; 907. cooling oil; 908. a drain pipe; 10. a water pump; 11. a control switch; 12. a filter; 13. a connecting pipe; 14. a seal assembly; 1401. a sealing seat; 1402. sealing sleeves; 1403. a groove; 1404. and (5) sealing rings.

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.

Example 1: referring to fig. 1-6, a device for draining accumulated water for bridge construction comprises a fixed plate 1, a top box 3 is fixedly installed at the top end of the fixed plate 1, a control switch 11 is fixedly installed at the front side of the top box 3, and a first pipeline storage assembly 5 and a second pipeline storage assembly 6 are sequentially installed on the right side inside the top box 3 from top to bottom;

a water pumping box 8 is fixedly installed on the left side inside the top box 3, a three-way valve 7 is fixedly installed on the right side of the water pumping box 8, a heat dissipation assembly 9 is arranged inside the water pumping box 8, a water pumping pump 10 is arranged inside the heat dissipation assembly 9, a connecting pipe 13 is fixedly installed at the front end of the water pumping pump 10, and a filter 12 is fixedly installed at the tail end of the connecting pipe 13;

sealing assemblies 14 are arranged at the joints of the first pipeline containing assembly 5 and the second pipeline containing assembly 6 and the three-way valve 7;

referring to fig. 1-6, a water collecting, draining and draining device for bridge construction further comprises a first pipeline storage assembly 5 and a second pipeline storage assembly 6, wherein the first pipeline storage assembly 5 comprises a first pipeline storage box 501, an electric rotating shaft I502, a rotating disc I503, a limiting column I504, a water pipe I505, a guide seat I506 and a water pumping seat I507, the first pipeline storage box 501 is fixedly installed inside a top box 3, the electric rotating shaft I502 is rotatably connected inside the first pipeline storage box 501, the rotating disc I503 is fixedly installed outside the electric rotating shaft I502, the limiting column I504 is fixedly installed outside the rotating disc I503, the water pipe I505 is wound and installed outside the rotating disc I503 through the limiting column I504, the guide seat I506 is fixedly installed at the top end inside the first pipeline storage box 501, the water pumping seat I507 is fixedly installed at the right end of the water pipe I505, and a universal wheel 2 is fixedly installed at the bottom end of a fixing plate 1, a handle 4 is fixedly arranged at the left side of the top box 3;

the three-way valve 7, the first water pipe 505 and the first pumping seat 507 are communicated with each other, a plurality of limiting columns 504 are arranged, and the limiting columns 504 are annularly distributed around the circle center of the first rotating disc 503;

the second pipeline containing assembly 6 comprises a second pipeline containing box 601, a second electric rotating shaft 602, a second rotary table 603, a second limiting column 604, a second water pipe 605, a second guide seat 606 and a second pumping seat 607, the second pipeline containing box 601 is fixedly arranged at the bottom end of the first pipeline containing box 501, the second electric rotating shaft 602 is rotatably connected inside the second pipeline containing box 601, the second rotary table 603 is fixedly arranged at the outer side of the second electric rotating shaft 602, the second limiting column 604 is fixedly arranged at the outer side of the second rotary table 603, the second water pipe 605 is wound at the outer side of the second rotary table 603 through the second limiting column 604, the second guide seat 606 is fixedly arranged inside the second pipeline containing box 601, and the second pumping seat 607 is fixedly arranged at the right end of the second water pipe 605;

the three-way valve 7, the water pipe II 605 and the pumping seat II 607 are communicated with each other, the limiting columns II 604 are arranged in the same number, and the limiting columns II 604 are annularly distributed around the circle center of the rotating disc II 603;

specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, when in use, a worker can select the first pipeline storage module 5 or the second pipeline storage module 6 according to actual conditions to use, when using the first pipeline storage module 5, the worker pulls the first pumping seat 507, the first pumping seat 507 can drive the first water pipe 505 to move outwards, at this time, the first rotating disc 503 rotates, the first water pipe 505 can extend, meanwhile, when using the second pipeline storage module 6, the worker pulls the second pumping seat 607, the second pumping seat 607 can drive the second water pipe 605 to move outwards, at this time, the second rotating disc 603 rotates, the second water pipe 605 can extend, the operation is simple and convenient, after use is completed, the first electric rotating shaft 502 can drive the first rotating disc 503 to rotate, the first limiting column 504 outside the first rotating disc 503 can roll the first water pipe 505, and similarly, the second electric rotating shaft 602 can drive the second rotating disc 603 to rotate, the second limiting column 604 outside the second rotating disc 603 can wind the second water pipe 605, so that the water pipe can be stored, the operation is simple, and the use is convenient.

Example 2: the heat dissipation assembly 9 comprises an upper mounting seat 901, a lower mounting seat 902, an outer circle sleeve 903, an inner circle sleeve 904, an intercommunicating pipe 905, a heat dissipation sheet 906, cooling oil 907 and a drainage pipe 908, wherein the upper mounting seat 901 is fixedly mounted at the top end inside the water pumping box 8, the lower mounting seat 902 is fixedly mounted at the bottom end inside the water pumping box 8, the outer circle sleeve 903 is arranged between the upper mounting seat 901 and the lower mounting seat 902, the inner circle sleeve 904 is arranged inside the outer circle sleeve 903, the outer circle sleeve 903 is communicated with the water pumping pump 10 through the intercommunicating pipe 905, the heat dissipation sheet 906 and the cooling oil 907 are arranged between the outer circle sleeve 903 and the inner circle sleeve 904, and the drainage pipe 908 is fixedly mounted at the top end of the outer circle sleeve 903;

the number of the radiating fins 906 is the same, the radiating fins 906 are in contact connection with the water pump 10, the radiating fins 906 are annularly distributed around the center of the inner circle sleeve 904, and the lower end of the drain pipe 908 extends into the outer circle sleeve 903;

specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, when in use, the water pump 10 may suck water into the filter 12 through the first pipe housing assembly 5 and the second pipe housing assembly 6, the water pump 10 may control the interconnection structure, the filter 12 may filter water, the connection pipe 13 may suck water into the interconnection pipe 905 during use of the water pump 10, the interconnection pipe 905 may transmit water into the outer sleeve 903, the outer sleeve 903 may dissipate heat from the heat sink 906 and the cooling oil 907, the dissipated water may be transmitted to the outside of the device through the drain pipe 908, and the heat sink 906 and the cooling oil 907 may dissipate heat from the water pump 10, thereby avoiding high temperature protection of the water pump and also improving the service life of the water pump.

Example 3: the sealing assembly 14 comprises a sealing seat 1401, a sealing sleeve 1402, a groove 1403 and a sealing ring 1404, the sealing seat 1401 is fixedly installed on the outer side of the three-way valve 7, the sealing sleeve 1402 is connected to the outer side of the sealing seat 1401 in a threaded mode, the groove 1403 is formed in the sealing seat 1401, the sealing ring 1404 is fixedly installed on the outer sides of the first water pipe 505 and the second water pipe 605 in a bag mode, the length of the first water pipe 505 is far larger than that of the second water pipe 605, and the first water pipe 505 and the second water pipe 605 are both designed to be double-layer inner containers;

the grooves 1403 and the sealing rings 1404 are arranged in the same number, the grooves 1403 and the sealing rings 1404 are distributed at equal intervals, and the grooves 1403 and the sealing rings 1404 are in butt connection;

specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, when the water pipe assembly is used, the practicality of the water pipe assembly 505 and the water pipe assembly 605 can be improved by the water pipe assembly 505 and the water pipe assembly 605 designed in the double-layer inner container, and meanwhile, the groove 1403 and the sealing ring 1404 can seal the joint of the water pipe assembly 505, the water pipe assembly 605 and the three-way valve 7, so that water leakage at the joint is avoided, and the water pipe assembly is reasonable in design and convenient and fast to use.

The working principle is as follows: when the water pipe collecting device is used, a worker can select the first pipeline collecting component 5 or the second pipeline collecting component 6 according to actual conditions to use, when the first pipeline collecting component 5 is used, the worker pulls the first water pumping seat 507, the first water pumping seat 507 can drive the first water pipe 505 to move outwards, the first rotating disc 503 rotates, the first water pipe 505 can extend, when the second pipeline collecting component 6 is used, the worker pulls the second water pumping seat 607, the second water pumping seat 607 can drive the second water pipe 605 to move outwards, the second rotating disc 603 rotates, the second water pipe 605 can extend, the operation is simple and convenient to use, after the use is finished, the first electric rotating shaft 502 can drive the first rotating disc 503 to rotate, the first limiting column 504 outside the first rotating disc 503 can roll the first water pipe 505, the second electric rotating shaft 602 can drive the second rotating disc 603 to rotate, the second limiting column 604 outside the second rotating disc 603 can roll the second water pipe 605, the water pipe can be stored, the operation is simple, the use is convenient, the practicability of the water pipe I505 and the water pipe II 605 can be improved by the water pipe I505 and the water pipe II 605 which are designed by the double-layer inner container, meanwhile, the groove 1403 and the sealing ring 1404 can seal the joint of the water pipe I505, the water pipe II 605 and the three-way valve 7 to avoid water leakage at the joint, the water pump 10 is started through the control switch 11, the water pump 10 can suck water into the filter 12 through the first pipeline storage component 5 and the second pipeline storage component 6, the water pump 10 can control the intercommunication structure, the filter 12 can filter water, the connecting pipe 13 can suck water into the intercommunication pipe 905 in the process of using the water pump 10, the intercommunication pipe 905 can transmit the water into the excircle sleeve 903, the excircle sleeve 903 can radiate the heat of the radiating fins 906 and the cooling oil 907, the radiated water can be transmitted to the outer side of the device through the water discharge pipe 908, the radiating fins 906 and the cooling oil 907 can radiate the water pump 10, so that the service life of the water pump is prolonged while the high-temperature protection of the water pump is avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a bridge construction is with ponding drainage device, includes fixed plate (1), its characterized in that: a top box (3) is fixedly mounted at the top end of the fixed plate (1), a control switch (11) is fixedly mounted at the front side of the top box (3), and a first pipeline storage assembly (5) and a second pipeline storage assembly (6) are sequentially mounted on the right side of the interior of the top box (3) from top to bottom;

a water pumping box (8) is fixedly installed on the left side inside the top box (3), a three-way valve (7) is fixedly installed on the right side of the water pumping box (8), a heat dissipation assembly (9) is arranged inside the water pumping box (8), a water pumping pump (10) is arranged inside the heat dissipation assembly (9), a connecting pipe (13) is fixedly installed at the front end of the water pumping pump (10), and a filter (12) is fixedly installed at the tail end of the connecting pipe (13);

and sealing assemblies (14) are arranged at the joints of the first pipeline containing assembly (5) and the second pipeline containing assembly (6) and the three-way valve (7).

2. The accumulated water drainage and drainage device for bridge construction according to claim 1, which is characterized in that: the first pipeline containing assembly (5) comprises a first pipeline containing box (501), a first electric rotating shaft (502), a first rotating disc (503), a first limiting column (504), a first water pipe (505), a first guide seat (506) and a first pumping seat (507), wherein the first pipeline containing box (501) is fixedly installed inside the top box (3), the first electric rotating shaft (502) is rotatably connected inside the first pipeline containing box (501), the first rotating disc (503) is fixedly installed on the outer side of the first electric rotating shaft (502), the first limiting column (504) is fixedly installed on the outer side of the first rotating disc (503), the first water pipe (505) is wound and installed on the outer side of the first rotating disc (503) through the first limiting column (504), the first guide seat (506) is fixedly installed on the top end inside the first pipeline containing box (501), and the first pumping seat (507) is fixedly installed on the right end of the first water pipe (505), the bottom fixed mounting of fixed plate (1) has universal wheel (2), the left side fixed mounting of top case (3) has handle (4).

3. The accumulated water drainage and drainage device for bridge construction according to claim 2, characterized in that: the three-way valve (7), the first water pipe (505) and the first water pumping seat (507) are communicated with each other, the first limiting column (504) is provided with a plurality of same limiting columns, and the first limiting column (504) is annularly distributed around the circle center of the first rotating disc (503).

4. The accumulated water drainage and drainage device for bridge construction according to claim 2, characterized in that: the second pipeline containing assembly (6) comprises a second pipeline containing box (601), a second electric rotating shaft (602), a second rotating disc (603), a second limiting column (604), a second water pipe (605), a second guide seat (606) and a second water pumping seat (607), the second pipeline containing box (601) is fixedly arranged at the bottom end of the first pipeline containing box (501), the second electric rotating shaft (602) is rotatably connected inside the second pipeline containing box (601), the second rotating disc (603) is fixedly arranged at the outer side of the second electric rotating shaft (602), the second limiting column (604) is fixedly arranged on the outer side of the second rotating disc (603), the second water pipe (605) is wound on the outer side of the second rotating disc (603) through the second limiting column (604), the second guide seat (606) is fixedly arranged in the second pipeline containing box (601), and a second water pumping seat (607) is fixedly arranged at the right end of the second water pipe (605).

5. The accumulated water drainage and drainage device for bridge construction according to claim 4, wherein: the three-way valve (7), the water pipe II (605) and the water pumping seat II (607) are communicated with one another, the limiting column II (604) is provided with a plurality of same limiting columns, and the limiting columns II (604) are annularly distributed around the circle center of the rotating disc II (603).

6. The accumulated water drainage and drainage device for bridge construction according to claim 1, which is characterized in that: the heat dissipation component (9) comprises an upper mounting seat (901), a lower mounting seat (902), an outer circle sleeve (903), an inner circle sleeve (904), an intercommunicating pipe (905), a heat dissipation sheet (906), cooling oil (907) and a drain pipe (908), the upper mounting seat (901) is fixedly mounted at the top end inside the pumping box (8), the lower mounting seat (902) is fixedly arranged at the bottom end inside the pumping box (8), an outer circle sleeve (903) is arranged between the upper mounting seat (901) and the lower mounting seat (902), an inner circular sleeve (904) is arranged inside the outer circular sleeve (903), the outer circular sleeve (903) is communicated with the water pump (10) through an interconnecting pipe (905), a cooling fin (906) and cooling oil (907) are arranged between the outer circle sleeve (903) and the inner circle sleeve (904), and a drain pipe (908) is fixedly arranged at the top end of the outer circle sleeve (903).

7. The accumulated water drainage and drainage device for bridge construction according to claim 6, wherein: the heat radiating fins (906) are arranged in a plurality of identical numbers, the heat radiating fins (906) are in contact connection with the water pumping pump (10), the heat radiating fins (906) are distributed annularly around the circle center of the inner circular sleeve (904), and the lower end of the water drainage pipe (908) extends into the outer circular sleeve (903).

8. The accumulated water drainage and drainage device for bridge construction according to claim 4, wherein: seal assembly (14) including seal receptacle (1401), seal cover (1402), recess (1403) and sealing washer (1404), seal receptacle (1401) fixed mounting is in the outside of three-way valve (7), the outside threaded connection of seal receptacle (1401) has seal cover (1402), recess (1403) are seted up to the inside of seal receptacle (1401), the outside fixed mounting of water pipe one (505) and water pipe two (605) is wrapped up and is had sealing washer (1404), the length of water pipe one (505) is far greater than the length with water pipe two (605).

9. The accumulated water drainage and drainage device for bridge construction according to claim 8, characterized in that: the groove (1403) and the sealing ring (1404) are arranged in the same mode, the groove (1403) and the sealing ring (1404) are distributed at equal intervals, and the groove (1403) and the sealing ring (1404) are in interference connection.

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