CN113463697A

CN113463697A - Anti-floating design sump pit device of bridge

Info

Publication number: CN113463697A
Application number: CN202110643767.6A
Authority: CN
Inventors: 曾宪伟; 何传钊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-10-01
Anticipated expiration: 2041-06-09
Also published as: CN113463697B

Abstract

The invention discloses a water collecting well device for bridge anti-floating design in the technical field of bridge water collecting wells, which comprises a water collecting well main body, wherein a groove with a T-shaped vertical section is formed in the top of the water collecting well main body, and a matched well cover is placed in the groove; prevent deposit and clear away piece, including fixing two curb plates on the left and right sides of well lid bottom, two rear side bottom is fixed with the backup pad between the curb plate, and pivot circumference outer wall annular array is fixed with the multiunit power board. The anti-deposition cleaning piece is arranged, water flow entering from the water leakage holes passes through the water guide plate to enable the power plate to drive the rotating shaft to rotate, so that the rotating shaft drives the auxiliary rod through the chain wheel transmission set, the auxiliary rod enables the rotating column to rotate through the bevel gear set, the rotating column enables the trigger block to move through the spiral groove in the outer wall of the rotating column, the trigger block moves to enable the multiple groups of movable rods to intermittently drive the ejection blocks to upwards enter the corresponding water leakage holes through the convex portions, impurities and the like blocked in the water leakage holes are ejected out, and the influence of the blockage of the water leakage holes on normal water inflow is avoided.

Description

Anti-floating design sump pit device of bridge

Technical Field

The invention relates to the technical field of bridge water collecting wells, in particular to a water collecting well device for bridge anti-floating design.

Background

At present, in order to improve the anti-floating performance of bridges, water collecting wells are mostly made at designated positions.

The water collecting well is used for collecting and storing underground water or water leakage wells and collecting all water leakage. Present anti for floating sump pit device of bridge is provided with the well lid at its top mostly, and the infiltration hole that external water accessible well lid got into, but the entering of rivers also easily leads to more debris etc. to block up the infiltration hole to influence external water and normally get into the sump pit, it is downward that impurity such as mud still accessible infiltration hole still exists in the aquatic simultaneously, probably has during the accumulation to block up, reduces the volume scheduling problem, has a great deal of inconvenience. For this reason, we propose a water collecting well device for bridge anti-floating design.

Disclosure of Invention

The invention aims to provide a water collecting well device with a bridge anti-floating design, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a water collecting well device for bridge anti-floating design comprises,

the water collecting well comprises a water collecting well main body, wherein a groove with a T-shaped vertical section is formed in the top of the water collecting well main body, a matched well cover is placed in the groove, a water inlet and a water outlet which are communicated with each other are sequentially formed in the outer wall of the left side of the water collecting well main body from top to bottom, and a plurality of water leakage holes are formed in the top of the well cover;

prevent deposit and clear away piece, including fixing two curb plates on the left and right sides of well lid bottom, two rear side bottom is fixed with the backup pad between the curb plate, and backup pad front side middle part rotates and is provided with the pivot, and pivot circumference outer wall annular array is fixed with multiunit power board, two the equal slope of one side relative of curb plate is fixed with the water guide board that corresponds with left side power board.

Furtherly, two the rigidity that just is in the water deflector top between the curb plate has the connecting plate, the connecting plate bottom is fixed with the power shell, and rotates through the axis body in the power shell and be provided with the rotation post, and rotates post circumference outer wall and set up the closed helicla flute of head and the tail, and axis body left end activity runs through the power shell left side, horizontal notch has been seted up to the connecting plate bottom, and the notch bottom runs through the power shell top, and slides in the notch and is provided with the connecting block, and the connecting block bottom is provided with the short round pin, and the short round pin bottom imbeds to the helicla flute in the left end, the connecting block top is provided with the liftout piece.

Further, the ejecting piece is including fixing the trigger block at the connecting block top, and trigger block top left side integrated into one piece and have curved convex part, the connecting plate top is fixed with the U-shaped frame, and the equal activity of the position that corresponds the hole that leaks on the U-shaped frame is inserted and is equipped with the movable rod, and the movable rod top is fixed with the ejecting piece that matches with the hole that leaks, the left side the movable rod bottom with convex part top activity butt, other multiunit the bottom of movable rod all is in the coplanar with the trigger block top.

Further, the multiunit vertical groove has all been seted up to the side around the movable rod outer wall, sets up the opening that matches with the movable rod on the U-shaped frame, and the opening front and back side inner wall all is fixed with the vertical piece that matches with vertical groove, and vertical piece top is fixed through spring one and vertical groove top inner wall, the fixed cover in position that the movable rod outer wall just is in U-shaped frame top is equipped with spacing ring, left side the rear side of curb plate is fixed with the connecting plate, and the front side of connecting plate rotates and is provided with the auxiliary rod, and axis body outer wall left side movable sleeve is equipped with hollow shell, and hollow shell left side is fixed with the left side curb plate, and the activity of auxiliary rod front end runs through hollow shell and is connected through bevel gear group transmission with the auxiliary rod, and the pivot outer wall at auxiliary rod and backup pad front side middle part is connected through sprocket group transmission.

Further, the position that just is in between sump pit main part and the delivery port in the sump pit main part is provided with the bottom and handles the piece, the bottom is handled the piece and is included with sump pit main part assorted filter screen spare, and the left side of filter screen spare and sump pit main part left side inner wall are articulated, the slope of filter screen spare sets up, filter screen spare bottom is fixed through reset spring and accepting a top, it fixes at sump pit main part right side inner wall to accept the piece, it has contact column to slide to butt behind the filter screen spare top, and contact column outer wall activity cover is equipped with the rectangular block, and the rectangular block is fixed at sump pit main part rear side inner wall, and the fixed cover of pivot outer wall rear end at backup pad front side middle part is equipped with the cam, and contact column top and cam bottom activity butt, contact column outer wall top cover is equipped with spring two.

Further, sump pit main part right side is fixed with connects and gets the piece, connect and get the piece and get the shell including connecting, the inlet port has been seted up on sump pit main part right side, and the inlet port right side runs through to connect and gets the left side of shell, and the inlet port is corresponding with filter element right side, connect and get shell top inner wall left side and be fixed with the telescoping device, and the telescoping device output be provided with inlet port complex shrouding, and the laminating of shrouding bottom has a limiting plate, and the limiting plate is fixed and is being connected and get shell left side inner wall, connect and get shell top fixed the inserting and be equipped with the extraction pipe, and the extraction bottom of tubes portion is fixed with the extraction mouth that is linked together.

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

1) the anti-deposition cleaning device is provided with an anti-deposition cleaning piece, water flow entering from a water leakage hole passes through a water guide plate to enable a power plate to drive a rotating shaft to rotate, so that the rotating shaft drives an auxiliary rod through a chain wheel transmission set, the auxiliary rod enables a rotating column to rotate through a bevel gear set, the rotating column enables a trigger block to move through a spiral groove in the outer wall of the rotating column, the trigger block moves to enable a plurality of groups of movable rods to intermittently drive ejection blocks to upwards enter corresponding water leakage holes through convex parts, impurities and the like blocked in the water leakage holes are ejected out, and therefore normal water inlet is prevented from being influenced by blockage of the water leakage holes;

2) the invention is provided with a filter screen piece for carrying out secondary filtration treatment on the entering liquid, and when a power plate drives a rotating shaft to rotate, a cam is also driven, the cam rotates to push against a contact column, and is matched with a spring II to enable the contact column to reciprocate up and down, so that the filter screen piece swings to generate certain vibration, thereby impurities at the filtration position on the filter screen piece move towards the right side, the filter screen piece is prevented from being blocked, the long-term effective filtration efficiency and filtration quality of the filter screen piece are ensured, meanwhile, a receiving piece is arranged, a sealing plate can seal an inlet when water enters, the entering water can not enter the receiving shell from the inlet, when the filter screen piece needs to be treated, the sealing plate is driven to move upwards by an electric telescopic rod, so that the impurities and the like which move to the right side of the filter screen piece enter the receiving shell through the inlet to realize collection, and the other end of an extraction pipe can be connected with external equipment, and impurities and the like in the receiving shell are extracted, so that the quality of the filter screen piece treated for a long time is ensured.

Drawings

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

FIG. 2 is a perspective view of the anti-deposition cleaning element of the present invention;

FIG. 3 is a perspective view of the anti-settling cleaning member of the present invention;

FIG. 4 is a perspective view of the bottom treatment member construction of the present invention;

figure 5 is a cross-sectional perspective view of an access member construction of the present invention.

In the figure: 1. a sump body; 2. a well cover; 3. a water inlet; 4. a water outlet; 5. a deposit prevention removal member; 51. a side plate; 52. a power plate; 53. a water guide plate; 54. a connecting plate; 55. a power shell; 56. ejecting the part; 561. a convex portion; 562. a movable rod; 563. ejecting a block; 564. a limiting ring; 565. a first spring; 566. a sprocket drive group; 567. a hollow shell; 57. a bottom treatment member; 571. a screen member; 572. a bearing block; 573. a return spring; 574. receiving a part; 5741. taking a shell; 5742. closing the plate; 5743. a limiting plate; 5744. a telescoping device; 5745. an extraction nozzle; 575. a contact post; 576. a cam; 577. a rectangular block.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

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. 1-5, the present invention provides a water collecting well device with anti-floating design for bridge (the electrical components of the present invention can be connected to an external power source through wires), comprising,

the water collecting well comprises a water collecting well main body 1, wherein the cross section of the water collecting well main body 1 is rectangular, a groove with a T-shaped vertical section is formed in the top of the water collecting well main body 1, a limiting effect is achieved on a placed well cover 2, matched well covers 2 are placed in the groove, hidden handles are arranged on two sides of the top of each well cover 2, detailed description is omitted, a water inlet 3 and a water outlet 4 which are communicated with each other are sequentially arranged on the outer wall of the left side of the water collecting well main body 1 from top to bottom, pipelines are connected to the water inlet 3 and the water outlet 4 in actual conditions, water injection or water pumping into the water collecting well main body 1 is achieved, a plurality of water leakage holes are formed in the top of the well cover 2, and are long in shape, so that outside water can enter the water collecting well;

prevent that deposit clears away piece 5, including fixing two curb plates 51 on the left and right sides in well lid 2 bottom, two rear side bottom is fixed with the backup pad between the curb plate 51, and backup pad front side middle part rotates and is provided with the pivot, and the pivot adopts the bearing to rotate with the backup pad to be connected, and pivot circumference outer wall annular array is fixed with multiunit power board 52, under the rivers that get into for power board 52 drives the pivot and rotates, and power board 52 is four groups at least, two the relative one side of curb plate 51 all inclines to be fixed with the water guide plate 53 that corresponds with left side power board 52, and the setting up of water guide plate 53 makes the rivers of getting into contact left side power board 52 downwards for power board 52 drives the pivot and rotates.

Referring to fig. 1-2, a connecting plate 54 is fixed between the two side plates 51 and above the water guide plate 53, a power housing 55 is fixed at the bottom of the connecting plate 54, a rotating column (not shown) is rotatably disposed in the power housing 55 through a shaft body, a spiral groove closed from head to tail is formed in the outer circumferential wall of the rotating column, the left end of the shaft body movably penetrates through the left side of the power housing 55, a transverse notch is formed in the bottom of the connecting plate 54, the bottom of the notch penetrates through the top of the power housing 55, a connecting block is slidably disposed in the notch, the connecting block can slide left and right in the notch, a short pin (not shown) is disposed at the bottom of the connecting block, the bottom of the short pin is embedded into the left end of the spiral groove, an ejector 56 is disposed at the top of the connecting block, the rotating column rotates in the power housing 55, and the short pin drives the connecting block to slide left and right in the notch through the spiral groove, the mode is widely applied in the field, for example, a winding machine for power cables convenient to use, which is proposed in the publication number "CN 210122423U", is disclosed and is not further detailed herein;

referring to fig. 2-3, the ejecting member 56 includes a trigger block fixed on the top of the connecting block, and an arc-shaped protrusion 561 is integrally formed on the left side of the top of the trigger block, the connecting block makes the trigger block move, and further makes a movable rod 562 corresponding to the protrusion 561 move upward, a U-shaped frame is fixed on the top of the connecting plate 54, and a movable rod 562 is movably inserted in a position corresponding to the water leakage hole on the U-shaped frame, the bottom of the movable rod 562 adopts a ball to cooperate with the trigger block and the protrusion 561, and a push-out block 563 matching with the water leakage hole is fixed on the top of the movable rod 562, the movable rod 562 makes the push-out block 563 enter the water leakage hole upward, and pushes out impurities and the like blocked in the water leakage hole, the bottom of the movable rod 562 on the left side is movably abutted to the top of the protrusion 561, and the bottoms of other sets of the movable rods 562 are on the same plane as the top of the trigger block, as shown in fig. 2 and fig. 3, the left ejection block 563 is positioned in the left water leakage hole;

referring to fig. 2-3, the front and rear sides of the outer walls of the plurality of sets of movable rods 562 are respectively provided with a vertical groove, the U-shaped frame is provided with a through hole matched with the movable rod 562, the inner walls of the front and rear sides of the through hole are respectively fixed with a vertical block matched with the vertical groove, so that the movable rod 562 can stably move up and down without deflection, the top of the vertical block is fixed with the inner wall of the top of the vertical groove through a spring one 565, when a projection 561 is separated from the movable rod 562, the movable rod 562 can be reset downwards, a position of the outer wall of the movable rod 562 and above the U-shaped frame is fixedly sleeved with a limit ring 564, the limit ring 564 limits the position of the movable rod 562 to be stably matched with the projection 561, the rear side of the left side plate 51 is fixed with a connecting plate 54, the front side of the connecting plate 54 is rotatably provided with an auxiliary rod, the auxiliary rod is rotatably connected with the connecting plate 54 through a bearing at the end, and a movable hollow shell 567 is sleeved on the left side of the outer wall of the shaft body, the bevel gear group inside the protection, and hollow shell 567 left side and left side curb plate 51 are fixed, and the activity of auxiliary rod front end runs through hollow shell 567 and passes through bevel gear group drive connection with the auxiliary rod, and the bevel gear group is two sets of engaged with bevel gears, and the auxiliary rod passes through sprocket drive group 566 drive connection with the pivot outer wall in backup pad front side middle part, and sprocket drive group 566 is two sets of sprockets and chain component, does not do not detailed in addition here.

Example 2

Referring to fig. 4-5, a bottom treatment member 57 is disposed in the sump body 1 and between the sump body 1 and the water outlet 4, the bottom treatment member 57 includes a filter element 571 matched with the sump body 1, the filter element 571 is composed of a frame and a filter screen, and is widely used in the field, and details are not described herein, and the left side of the filter element 571 is hinged to the inner wall of the left side of the sump body 1, so that the filter element 571 can generate a certain vibration, the filter element 571 is obliquely disposed, the bottom of the filter element 571 is fixed to the top of a receiving block 572 through a return spring 573, so that the filter element 571 can generate a vibration, the receiving block is fixed to the inner wall of the right side of the sump body 1, a contact column 575 is slidably abutted to the rear side of the top of the filter element 572, the contact column 575 is movably abutted to the rear side of the top of the frame in the filter element 571 through a ball, and a rectangular block 577 is movably sleeved on the outer wall of the contact column 575, play the guide effect to contact column 575, and rectangle piece 577 fixes at sump pit main part 1 rear side inner wall, and the fixed cover in pivot outer wall rear end at backup pad front side middle part is equipped with cam 576, and contacts the activity butt in contact column 575 top and cam 576 bottom, and contact column 575 top adopts ball and cam 576 activity butt, contact column 575 outer wall top cover is equipped with spring two, and two one end of spring are fixed with rectangle piece 577, and the other end is fixed with contact column 575 outer wall top.

The rest of the structure was the same as in example 1

Compared with the embodiment 1, the embodiment 2 is provided with the filter screen 571 to filter the entering liquid again, and when the power plate 52 drives the rotating shaft to rotate, the cam 576 is also driven, the cam 576 rotates to push the contact column 575, and the contact column 575 is matched with the second spring, so that the contact column 575 reciprocates up and down, and further the filter screen 571 swings to generate certain vibration, and therefore impurities at the filtering position on the filter screen 571 move towards the right side, the filter screen 571 is prevented from being blocked, and the long-term effective filtering efficiency and filtering quality of the filter screen 571 are ensured.

Example 3

Referring to fig. 4-5, a receiving member 574 is fixed on the right side of the sump body 1, the receiving member 574 includes a receiving shell 5741, the receiving shell 5741 is used for receiving impurities and the like falling from the filter screen 571, the right side of the sump body 1 is provided with an inlet (not shown in the figures), the inlet is a rectangular housing, the left side and the right side of the rectangular housing are both hollow, the right side of the inlet penetrates through the left side of the receiving shell 5741, the inlet corresponds to the right side of the filter screen 571, the left side of the top inner wall of the receiving shell 5741 is fixed with a telescopic device 5744, the telescopic device 5744 can be an electric telescopic rod, the output end of the telescopic device 5744 is provided with a sealing plate 5742 matched with the inlet, when water enters, the inlet can be sealed by the sealing plate 5742, so that the entering water cannot enter the receiving shell 5741 from the inlet, the bottom of the sealing plate 5742 is attached with a limiting plate 5743 to limit the position of the sealing plate 5742, and the limiting plate 5743 is fixed on the left inner wall of the receiving shell 5741, the top of the receiving shell 5741 is fixedly inserted with an extraction pipe, the other end of the extraction pipe can be connected with external equipment to extract impurities and the like in the receiving shell 5741, the bottom of the extraction pipe is fixedly provided with an extraction nozzle 5745 communicated with the extraction pipe, and the extraction nozzle 5745 is in a circular truncated cone shape.

The rest of the structure was the same as in example 2

Compare with embodiment 2, embodiment 3 can make shrouding 5742 seal the inlet port when intaking for the water that gets into can not get into from the inlet port and get shell 5741, when filter element 571 needs to be handled, make shrouding 5742 upwards through drive electric telescopic handle, thereby make filter element 571 move to the impurity etc. of right side and realize collecting in getting shell 5741 through the inlet port entering, and can be connected the extraction tube other end with external equipment, will be in and take impurity etc. in the shell 5741 and take out, guarantee the quality of handling filter element 571 for a long time.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Bridge anti design sump pit device that floats, its characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the water collecting well comprises a water collecting well main body (1), wherein a groove with a T-shaped vertical section is formed in the top of the water collecting well main body (1), a well cover (2) matched with the groove is placed in the groove, a water inlet (3) and a water outlet (4) communicated with each other are sequentially formed in the outer wall of the left side of the water collecting well main body (1) from top to bottom, and a plurality of water leakage holes are formed in the top of the well cover (2);

prevent deposit and clear away piece (5), including fixing two curb plate (51) on well lid (2) bottom left and right sides, two rear side bottom is fixed with the backup pad between curb plate (51), and backup pad front side middle part rotation is provided with the pivot, and pivot circumference outer wall annular array is fixed with multiunit power board (52), two curb plate (51) relative one side all inclines to be fixed with water guide plate (53) that correspond with left side power board (52).

2. The bridge anti-floating design water collecting well device of claim 1, characterized in that: two the rigidity that just is in water deflector (53) top between curb plate (51) is fixed with connecting plate (54), connecting plate (54) bottom is fixed with power shell (55), and rotates through the axis body in power shell (55) and be provided with the rotation post, and rotates post circumference outer wall and set up the closed helicla flute of head and the tail, and axis body left end activity runs through power shell (55) left side, horizontal notch has been seted up to connecting plate (54) bottom, and the notch bottom runs through power shell (55) top, and the inslot slides and is provided with the connecting block, and the connecting block bottom is provided with the short round pin, and short round pin bottom embedding to helicla flute inner left end, and the connecting block top is provided with ejecting (56).

3. The bridge anti-floating design water collecting well device of claim 2, characterized in that: ejecting (56) is including fixing the trigger block at the connecting block top, and triggers that a block top left side integrated into one piece has curved convex part (561), connecting plate (54) top is fixed with the U-shaped frame, and the position that corresponds the hole that leaks on the U-shaped frame is all movable to be inserted and is equipped with movable rod (562), and movable rod (562) top is fixed with ejecting piece (563) that match with the hole that leaks, the left side movable rod (562) bottom and convex part (561) top activity butt, other multiunit the bottom of movable rod (562) all is in the coplanar with the trigger block top.

4. The bridge anti-floating design water collecting well device of claim 3, characterized in that: vertical grooves are arranged on the front side and the rear side of the outer walls of the plurality of groups of movable rods (562), a through hole matched with the movable rods (562) is arranged on the U-shaped frame, and the inner walls of the front side and the rear side of the through hole are both fixed with vertical blocks matched with the vertical grooves, the top parts of the vertical blocks are fixed with the inner wall of the top part of the vertical groove through a first spring (565), a position of the outer wall of the movable rod (562) above the U-shaped frame is fixedly sleeved with a limit ring (564), the rear side of the left side plate (51) is fixed with a connecting plate (54), an auxiliary rod is rotatably arranged at the front side of the connecting plate (54), a hollow shell (567) is movably sleeved at the left side of the outer wall of the shaft body, and the left side of the hollow shell (567) is fixed with the left side plate (51), the front end of the auxiliary rod movably penetrates through the hollow shell (567) and is in transmission connection with the auxiliary rod through a bevel gear set, and the auxiliary rod is in transmission connection with the outer wall of a rotating shaft in the middle of the front side of the supporting plate through a chain wheel transmission set (566).

5. The bridge anti-floating design water collecting well device of claim 4, characterized in that: the water collecting well is characterized in that a bottom treatment piece (57) is arranged in the water collecting well body (1) and between the water collecting well body (1) and the water outlet (4), the bottom treatment piece (57) comprises a filter screen piece (571) matched with the water collecting well body (1), the left side of the filter screen piece (571) is hinged to the inner wall of the left side of the water collecting well body (1), the filter screen piece (571) is obliquely arranged, the bottom of the filter screen piece (571) is fixed to the top of a bearing block (572) through a return spring (573), the bearing block (572) is fixed to the inner wall of the right side of the water collecting well body (1), a contact column (575) is movably abutted to the rear side of the top of the filter screen piece (571), a rectangular block (577) is movably sleeved on the outer wall of the contact column (575), the rectangular block (577) is fixed to the inner wall of the rear side of the water collecting well body (1), a cam (576) is sleeved on the outer wall of the middle part of the front side of the support plate, and the top of the contact column (575) is movably abutted against the bottom of the cam (576), and the top of the outer wall of the contact column (575) is sleeved with a second spring.

6. The bridge anti-floating design water collecting well device of claim 5, characterized in that: the sump pit main part (1) right side is fixed with connects and gets piece (574), connect and get piece (574) including connecing and get shell (5741), the inlet port has been seted up on sump pit main part (1) right side, and the inlet port right side runs through the left side that connects and get shell (5741), and the inlet port is corresponding with filter screen spare (571) right side, connect and get shell (5741) top inner wall left side and be fixed with telescoping device (5744), and telescoping device (5744) output be provided with inlet port complex shrouding (5742), and shrouding (5742) bottom laminating has limiting plate (5743), and limiting plate (5743) are fixed and are being connect and get shell (5741) left side inner wall, connect and get shell (5741) top and fixedly insert and be equipped with the extraction pipe, and the extraction pipe bottom is fixed with extraction mouth (5745) that are linked together.