CN112696539A

CN112696539A - High-precision corrosion-resistant manifold with inner pipe shunting device

Info

Publication number: CN112696539A
Application number: CN202011388481.XA
Authority: CN
Inventors: 孟扣生
Original assignee: Jiangyin Dongtai Pipe Fittings Co ltd
Current assignee: Jiangyin Dongtai Pipe Fittings Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-04-23

Abstract

The invention discloses a high-precision corrosion-resistant collecting pipe with an inner pipe shunting device, which comprises a main pipe, branch pipes and an inner pipe shunting device part, wherein first through holes with the same size are uniformly distributed on the surface of one side of the main pipe at equal intervals, the positions of the first through holes are fixedly connected with the branch pipes, and the inner pipe shunting devices are fixedly arranged at symmetrical positions of the first through holes along the axial cross section of the main pipe. The inner pipe shunting device is additionally arranged in the collecting pipe, so that fluid is shunted when flowing back to the collecting pipe, a bundle of fluid is changed into a plurality of bundles of fluid, the direct impact force of the fluid on the pipe wall due to concentration is reduced, friction is reduced, the impact resistance is improved, meanwhile, the impact of the fluid is converted into the power of the fan, the collecting pipe is further cooled, the activity of the fluid is reduced, and the corrosion of the fluid on the inner pipe is reduced.

Description

High-precision corrosion-resistant manifold with inner pipe shunting device

Technical Field

The invention relates to the technical field of industrial collecting pipes, in particular to a high-precision corrosion-resistant collecting pipe with an inner pipe shunting device.

Background

In the industry of petroleum and chemical industry refining, petroleum products need to be recovered and centralized treated through a special device, and the collecting pipe plays a vital role in recovering and collecting. As a novel oil product recovery device, an industrial manifold is still a novel product at home and abroad, the traditional manufacturing mode of the industrial manifold is to combine a plurality of tee joints in a welding mode, and the manifold manufactured by the method has various hidden dangers, such as nonuniform outlet horizontal linearity of product welding branch pipes and easy occurrence of pipe orifice dislocation; during welding, the whole tee joint is easy to cause various problems such as horizontal linear deviation of a main pipe and the like due to welding heat influence. The fluid in the collecting pipe is generally high-pressure and high-temperature fluid, the speed is very high when the fluid enters the main pipe from the branch pipe, then the main pipe of the collecting pipe is impacted by a large force, and the inner wall of the main pipe of the collecting pipe is thinned due to the fact that the fluid is high in speed and concentrated relatively. Because the fluid is at a higher temperature and is more corrosive, the high temperature creates a beneficial environment for the corrosion reaction.

Disclosure of Invention

The present invention is directed to a high-precision, corrosion-resistant manifold with an inner tube flow divider to solve the problems set forth above in the background art.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a high accuracy, corrosion-resistant manifold with inner tube diverging device which characterized in that: the collecting pipe comprises a header pipe, branch pipes and an inner pipe flow dividing device, wherein a first through hole with the same size is uniformly distributed on the surface of one side of the header pipe at equal intervals, the branch pipes are fixedly connected to the positions of the first through holes, and the inner pipe flow dividing device is fixedly arranged at the positions of the first through holes which are symmetrical along the cross section of the axis of the header pipe. Every branch pipe corresponds an inner tube diverging device, inner tube diverging device plays the fluid reposition of redundant personnel and reduces fluid impact force effect, reduces because of the concentrated impact that produces of fluid causes the total intraductal wall attenuate of collecting, reduces because of the too big impact injury to the total intraductal of collecting that causes of fluid speed.

Further, the inner tube shunting device comprises a tank body, an open slot, a diversion gear, a first worm, a first gear, a second gear, a rotating shaft and a spring component, wherein the tank body is of a cavity structure, the diversion gear, the first worm, the first gear, the second gear and the rotating shaft are all arranged in the tank body, the tank body is far away from the inner wall end of the header pipe and is provided with the open slot, a diversion gear center shaft is rotationally connected with the inner wall of the tank body, diversion gear teeth extend out of the open slot, when fluid in a branch pipe impacts the inner tube shunting device at a higher speed, the fluid collides with the diversion gear teeth at the open slot to drive the diversion gear to rotate, the first worm is meshed with the diversion gear, the first gear is sleeved at one end of the first worm, which is far away from the diversion gear, the second gear is meshed with the first gear, the first gear and the second gear are bevel gears, the second gear is sleeved on the rotating shaft, one end of the rotating shaft is fixedly connected with the inner wall of the tank body, the other end of the rotating shaft penetrates through the tank body to rotate the inner wall far away from one end of the open slot to be connected with the inner wall of the main pipe, the first gear and the second gear are driven to rotate by the diversion gear, the rotating shaft is driven to rotate, one end of the rotating shaft is fixedly connected with the tank body, the rotating shaft can drive the tank body to rotate, when high-speed fluid in the branch pipe strikes the inner pipe flow dividing device, the fluid can drive the tank body to rotate, one end of the rotating shaft, close to the pipe wall of the.

Furthermore, one end, far away from the main pipe wall, of the tank body is conical, the open slot is formed in the conical side wall, one end of the tank body is conical, when fluid impacts the inner pipe flow dividing device, a beam body can be instantly divided into a plurality of beams of fluid in impact, and therefore damage to the inner wall of the main pipe of the collecting pipe caused by impact generated by fluid concentration can be greatly reduced.

Furthermore, a first groove is formed in the outer surface of the tank body, two limiting rods are symmetrically connected in the first groove in a sliding mode, one side, away from the first groove, of each limiting rod is connected with a supporting rod in a sliding mode, a second groove is formed in one side, close to the tank body, of each supporting rod, one end, away from the first groove, of each limiting rod is arranged in the second groove, a plurality of drain holes are uniformly distributed in the second groove, the limiting rods can limit and support the tank body, the inner pipe shunting device can be deviated and damaged when high-speed fluid impacts the inner pipe shunting device for a long time, and the central center of the tank body can be always kept to impact the high-speed fluid; when high-speed fluid strikes the inner pipe shunting device, the existence of spring makes the jar body drive the gag lever post and move to the direction of fluid impact along No. two recesses, and when the gag lever post removed a distance, the wash port can be fallen some fluid that acts on the gag lever post and then alleviateed the pressure that the gag lever post received.

Further, the inner wall that house steward is close to the pivot is equipped with the through-hole No. two, the pivot stretches out outside house steward from No. two through-holes, house steward one end swing joint connecting rod is kept away from in the pivot, and house steward one end fixed connection spheroid is kept away from in the pivot, the connecting rod is provided with the ball groove, and the spheroid can the rotation of arbitrary direction in the ball groove, and when the pivot was when rotating, the connecting rod that its lower extreme is connected can not rotate along with the pivot, No. three gear wheel discs of pivot one end fixed connection are kept away from to the connecting rod, No. two worms of gear engagement, No. two gears one end is kept away from to the worm is equipped with the fan, and setting up of fan can make.

Further, the branch pipe is connected with the main pipe through the flange, the rubber gasket is arranged between the flanges, the flange sealing connection is utilized, the connection precision of the branch pipe and the main pipe can be accurately mastered, the inner pipe shunting device can be more conveniently and rapidly mounted and dismounted on the main pipe, and the flange connection is more tightly connected through the rubber gasket.

Furthermore, No. two through-hole positions are equipped with the bearing groove, the pivot is connected with house steward with sealed bearing, the sealed bearing outer lane is fixed in the bearing groove, the sealed bearing inner race cover is established in the pivot, set up sealed bearing and can make the contact friction of pivot and house steward littleer, reduce the wearing and tearing that the friction brought.

Compared with the prior art, the invention has the following beneficial effects: the inner pipe shunting device is additionally arranged in the collecting pipe, so that fluid is shunted when flowing back to the collecting pipe, a bundle of fluid is changed into a plurality of bundles of fluid, the direct impact force of the fluid on the pipe wall due to concentration is reduced, friction is reduced, the impact resistance is improved, meanwhile, the impact of the fluid is converted into the power of the fan, the collecting pipe is further cooled, the activity of the fluid is reduced, and the corrosion of the fluid on the inner pipe is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the position of the inner tube shunt device of the present invention;

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

FIG. 3 is a schematic top view of the inner tube diverter of the present invention;

FIG. 4 is a schematic view of a stop lever of the present invention;

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

FIG. 6 is a schematic view of the connection of the header pipes to the branch pipes of the present invention;

in the figure: 1-a header pipe; 2-branch pipe; 3-an inner tube flow dividing device; 31-a tank body; 311-groove number one; 32-open slots; 33-a diversion gear; 34-a worm; 35-first gear; 36-gear No. two; 37-a rotating shaft; 38-a spring; 4-one through hole; 5-a limiting rod; 6-supporting rods; 61-groove number two; 611-drain holes; 7-a second through hole; 8-connecting rod; 9-third gear; a worm of 10-second; 11-a fan; 12-a flange; 121-rubber gasket; 13-bearing.

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.

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a high accuracy, corrosion-resistant manifold with inner tube diverging device which characterized in that: this collector includes house steward 1,

branch pipe

2 and 3 parts of inner tube diverging device, 1 side surface equidistance evenly distributed of house steward is provided with the same one number through-hole 4 of size, 4 equal fixed connection branch pipes 2 in one number through-hole position, one number through-hole 4 is fixed along 1 axis cross section symmetric position of house steward and is equipped with inner tube diverging device 3. Every branch pipe 2 corresponds an inner tube diverging device 3, inner tube diverging device 3 plays the effect of fluid reposition of redundant personnel and reduction fluid impact power, reduces because of the concentrated impact that produces of fluid causes 1 inner wall attenuate of collector main pipe, reduces because of the too big impact injury to collector main pipe 1 that causes of fluid speed. The inner tube diverging device 3 includes a jar body 31, open slot 32, water conservancy diversion gear 33, a worm 34, a gear 35, No. two gears 36, pivot 37 and spring 38 part, jar body 31 is the cavity structure, water conservancy diversion gear 33, a worm 34, a gear 35, No. two gears 36 and pivot 37 all set up inside jar body 31, jar body 31 is kept away from house steward 1 inner wall end and is equipped with an open slot 32, water conservancy diversion gear 33 center pin with jar body 31 inner wall rotates and is connected, water conservancy diversion gear 33 stretches out from open slot 32, when the interior fluid of branch pipe 2 strikes with a great speed on the inner tube diverging device 3, the fluid collides with water conservancy diversion gear 33 teeth in open slot 32 department, drives water conservancy diversion gear 33 and rotates, a worm 34 with water conservancy diversion gear 33 meshing, the expansion helix angle of selecting a worm 34 is greater than the friction angle that water conservancy diversion gear 33 and a worm 34 contacted, the guide gear 33 is made of a material with a friction coefficient of 0.06, the lead angle of the first worm 34 is larger than 3 degrees 29 '11', the first gear 35 is sleeved at one end of the first worm 34 far away from the diversion gear 33, the second gear 36 is meshed with the first gear 35, the first gear 35 and the second gear 36 are bevel gears, the second gear 36 is sleeved on the rotating shaft 37, one end of the rotating shaft 37 is fixedly connected with the inner wall of the tank body 31, the other end of the rotating shaft 37 penetrates through the inner wall of the tank body 31 at the end far away from the open slot 32 to be rotatably connected with the inner wall of the main pipe 1, the diversion gear 33 rotates to drive the first gear 35 and the second gear 36 to rotate, thereby driving the rotation shaft 37 to rotate, and one end of the rotation shaft 37 is fixedly connected with the tank 31, so that the rotation shaft 37 can drive the tank 31 to rotate, when the high-speed fluid in the branch pipe 2 impacts the inner pipe shunting device 3, the fluid drives the tank body 31 to rotate. When the fluid speed is faster, the diversion gear 33 rotates faster, and then the rotating shaft 37 and the tank body 31 rotate faster, the tank body 31 can drive the impacted fluid to rotate when rotating, and due to the effect of centrifugal force, a high-speed fluid can become a plurality of high-speed fluids, so that the damage to the inner wall of the collecting pipe header pipe 1 caused by the impact generated by fluid concentration can be reduced, and the effect of reducing the impact force is played. The rotating shaft 37 is fixedly connected with the spring 38 close to one end of the pipe wall of the manifold 1, the other end of the spring 38 is rotatably connected with the pipe wall of the manifold 1, and when high-speed fluid impacts the inner pipe shunting device 3, most impact force can be reduced due to the spring 38, so that the inner wall of the manifold 1 is protected. The utility model discloses a manifold 1, including jar body 31, main pipe 1 pipe wall, open slot 32, jar body 31 one end is the toper, and when the fluid struck inner tube diverging device 3, a beam body can divide into a multibeam fluid in the impact in the twinkling of an eye, and then can significantly reduce because of the impact that the fluid concentrated production causes the attenuate of main pipe 1 inner wall of manifold, and some fluid body can rebound simultaneously and go on decelerating to high-speed fluid further. The outer surface of the tank body 31 is provided with a first groove 311, two limiting rods 5 are symmetrically connected in the first groove 311 in a sliding way, the side of the limiting rod 5, which is far away from the first groove 311, is connected with the supporting rod 6 in a sliding way, the first groove 311 is arranged to ensure that the supporting rod 6 is always contacted with the tank body 31 to play a supporting role, meanwhile, the support rod 6 cannot rotate along with the tank body 31, a second groove 61 is arranged on one side of the support rod 6 close to the tank body 31, one end, far away from the first groove 311, of the limiting rod 5 is arranged in the second groove 61, drain holes 611 which are uniformly distributed are formed in the second groove 61, the limiting rod 5 can limit and support the tank body 31, the inner pipe shunting device 3 can be deviated and damaged when high-speed fluid impacts the inner pipe shunting device 3 for a long time, and the limiting rod 5 can always keep the center of the tank body 31 to impact the high-speed fluid; when high-speed fluid impacts the inner pipe shunting device 3, the existence of the spring 38 enables the tank body 31 to drive the limiting rod 5 to move downwards along the second groove 61, when the limiting rod 5 moves downwards for a certain distance, the water discharging hole 611 can discharge a part of the fluid acting on the limiting rod 5 so as to relieve the pressure received by the limiting rod 5, the elastic force of the spring 38 is set to be close to the impact force of the fluid, when the pressure on the limiting rod 5 is reduced, the elastic force of the spring 38 is larger than the impact force of the fluid, the spring 38 can rebound, the tank body 31 and the limiting rod 5 move upwards, after the end distance is moved upwards, the water discharging hole 611 is blocked, at the moment, the pressure of the limiting rod 5 is increased, and the limiting rod 5 drives the tank body 31 to move downwards until the. The drain port is designed such that the rotary shaft 37 reciprocates up and down while rotating. The inner wall of the header pipe 1 close to the rotating shaft 37 is provided with a second through hole 7, the rotating shaft 37 extends out of the header pipe 1 from the second through hole 7, one end of the rotating shaft 37 far away from the header pipe 1 is movably connected with a connecting rod 8, one end of the rotating shaft 37 far away from the header pipe 1 is fixedly connected with a sphere, the connecting rod 8 is provided with a spherical groove, the sphere can rotate in any direction in the spherical groove, when the rotating shaft 37 rotates, the connecting rod 8 connected with the lower end of the rotating shaft 37 cannot rotate along with the rotating shaft 37, one end of the connecting rod 8 far away from the rotating shaft 37 is fixedly connected with a wheel disc of a third gear 9, the connecting rod 8 is fixed on the wheel disc of the third gear 9, the connecting rod 8 reciprocates up and down along with the rotating shaft 37 to drive the third gear 9 to rotate, the third gear 9 is meshed with a second worm 10, one end of the second worm 10 far, and then fan 11 rotates, and the setting of fan 11 can make the air around 1 of collecting main flow with higher speed, and then can be given collecting main 1 and lower the temperature. Along with the high-speed striking of the fluid in the branch pipe 2 on the inner pipe shunting device 3, the inner pipe shunting device 3 makes the rotating shaft 37 reciprocate up and down under the action of the spring 38 and the limiting rod 5, so as to drive the fan 11 to rotate, the temperature of the outer wall of the collecting pipe is reduced after the fan 11 rotates, the fluid in the collecting pipe can be radiated with higher speed, when the temperature of the fluid in the collecting pipe is reduced, the activity of the fluid is reduced, the corrosion reaction between the fluid and the collecting pipe is reduced, and the service life of the collecting pipe is prolonged. Branch pipe 2 and house steward 1 are connected with flange 12, be equipped with rubber gasket 121 between the flange 12, utilize flange 12 sealing connection, can be more accurate grasp branch pipe 2 and house steward 1's connection precision, the setting up of rubber gasket 121 makes flange 12 connect inseparabler, makes installation and dismantlement inner tube diverging device 3 more convenient on house steward 1 moreover, also conveniently dismantles and washs the collecting pipe. No. two through-holes 7 position is equipped with the bearing groove, pivot 37 is connected with house steward 1 with sealed bearing 13, sealed bearing 13 outer lane is fixed in the bearing groove, sealed bearing 13 inner circle cover is established pivot 37 is last, sets up sealed bearing 13 and can make pivot 37 and house steward 1's contact friction littleer, reduces the wearing and tearing that the friction brought.

In practical application, after the valves of the branch pipes 2 are opened, high-temperature fluid rushes from the branch pipes 2 to the main pipe 1 at a very high speed, the main pipe 1 is provided with the inner pipe flow dividing device 3, the fluid can firstly impact the inner pipe flow dividing device 3, and the tank body 31 in the direction opposite to the branch pipes 2 is conical, so that the tank body 31 can divide a beam of high-speed fluid into a plurality of beams of fluid, and a part of the fluid opposite to the tank body 31 can rebound, so that the high-speed fluid is decelerated. A part of the multiple flows can flow along the tapered inclined surface of the tank 31, the teeth of the guide gear 33 in the opening groove 32 on the inclined surface of the tank 31 can be impacted, further, the diversion gear 33 rotates, the diversion gear 33 drives the first worm 34 to rotate, the first worm 34 drives the first gear 35 to rotate, the first gear 35 is meshed with the second gear 36, the second gear 36 is sleeved with a rotating shaft 37, one end of the rotating shaft 37 is fixedly connected with the tank 31, at this time, the tank 31 rotates along with the guide gear 33, when the fluid speed is faster, the rotating speed of the tank 31 is faster, after the tank 31 starts to rotate, the fluid in contact with the tank 31 is driven to rotate together, the fluid in front drives the fluid in the rear to rotate, since the fluid is subjected to centrifugal force during rotation, the fluid is separated into a plurality of bundles just after entering the main pipe 1 from the branch pipes 2, and the impact force of the inner pipe flow dividing device 3 is reduced. When the inner pipe branching device 3 is impacted, the spring 38 is compressed rapidly at the moment when the tank 31 is impacted due to the spring 38 arranged at the end of the rotating shaft 37, and the impact force of the fluid is also reduced. The high-speed fluid is divided into a plurality of fluid beams at the moment of impacting the tank 31, a part of the fluid is directly acted on the tank 31, a part of the fluid is acted on the limit rod 5, one end of the limit rod 5 is in sliding connection with the first groove 311 on the tank 31, therefore, the spring 38 is stressed by the pressure added by the tank 31 and the limit rod 5, at the moment of impacting, the spring 38 is compressed, the limit rod 5 moves downwards along with the tank 31, at the moment, one end of the limit rod 5, far away from the tank 31, moves downwards in the second groove 61 on the support rod 6 until the end moves to the position exposing the drain hole 611, at the moment, the fluid acted on the limit rod 5 can flow a part from the drain hole 611, at the moment, the pressure acted on the limit rod 5 is reduced, the pressure of the spring 38 is reduced, and the spring 38 drives the tank 31 and the limit rod 5 to move in the direction, after moving for a certain distance, the water discharge hole 611 is blocked by the limiting rod 5, at this time, the pressure on the limiting rod 5 increases, and the can 31 and the limiting rod 5 compress the spring 38 until the water discharge hole 611 is exposed again. Therefore, the rotating shaft 37 reciprocates up and down along with the tank body 31, one end of the rotating shaft 37 penetrates through the pipe wall of the header pipe 1 and is movably connected with the connecting rod 8, a ball body is fixed at the tail end of the rotating shaft 37, a ball groove is formed in one side, close to the rotating shaft 37, of the connecting rod 8, the rotating shaft 37 is connected with the connecting rod 8 through a universal ball, therefore, the connecting rod 8 cannot rotate along with the rotating shaft 37 when the rotating shaft 37 rotates, meanwhile, the connecting rod 8 can reciprocate up and down along with the rotating shaft 37, one end, far away from the rotating shaft 37, of the connecting rod 8 is movably connected with the third gear 9, the third gear 9 drives the second worm 10 to rotate, the second.

In order to ensure that the collecting pipe main pipe has good mechanical properties, a special heat treatment process is adopted when the collecting pipe main pipe 1 and the branch pipes 2 are welded, the welding positions of all parts are heated to a certain proper temperature above a solubility curve and below a solidus line for a certain time, so that a second phase is dissolved in a solid solution, then the second phase is rapidly cooled in water or other media to inhibit the second phase from being separated out again, and a supersaturated solid solution at room temperature can be obtained, so that the optimal conditions are prepared for subsequent heat treatment. Then, the quenching and tempering treatment is carried out on the welding part, namely, the manifold is quenched firstly and then tempered between 500 ℃ and 650 ℃. After welding of each component in the collecting pipe is finished, a special heat treatment process is carried out, and the strength performance of the collecting pipe is improved.

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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy, corrosion-resistant manifold with inner tube diverging device which characterized in that: this collector includes house steward (1), branch pipe (2) and inner tube diverging device (3) part, house steward (1) side surface equidistance evenly distributed is provided with a through-hole (4) that the size is the same, a through-hole (4) equal fixed connection in position branch pipe (2), a through-hole (4) are fixed along house steward (1) axis cross section symmetric position and are equipped with inner tube diverging device (3).

2. The high precision, corrosion resistant manifold with inner tube diverter device according to claim 1, wherein: inner tube diverging device (3) is including jar body (31), open slot (32), water conservancy diversion gear (33), worm (34), gear (35) No. one, No. two gear (36), pivot (37) and spring (38) part, jar body (31) is the cavity structure, water conservancy diversion gear (33), worm (34), gear (35) No. one, No. two gear (36) and pivot (37) all set up inside jar body (31), the jar body (31) is kept away from house steward (1) inner wall end and is equipped with open slot (32), water conservancy diversion gear (33) center pin with jar body (31) inner wall rotates and is connected, water conservancy diversion gear (33) teeth of a cogwheel are stretched out from open slot (32), worm (34) with water conservancy diversion gear (33) meshing, gear (35) cover is established water conservancy diversion gear (33) one end is kept away from to worm (34), no. two gear (36) with a gear (35) meshing, a gear (35) is the bevel gear with No. two gear (36), No. two gear (36) cover are established on pivot (37), pivot (37) one end fixed connection jar body (31) inner wall, the inner wall that open slot (32) one end was kept away from to jar body (31) is passed to pivot (37) other end rotates the inner wall of connecting house steward (1), be close to house steward (1) pipe wall one end fixed connection spring (38) on pivot (37), spring (38) other end rotates connecting house steward (1) pipe wall.

3. The high precision, corrosion resistant manifold with inner tube diverter device according to claim 2, wherein: the one end of jar body (31) is kept away from house steward (1) pipe wall is the toper, open slot (32) set up on the conical lateral wall.

4. The high precision, corrosion resistant manifold with inner tube diverter device according to claim 2, wherein: the utility model discloses a No. two basin (611) are arranged in No. two recess (311) of symmetry sliding connection in jar body (31) surface, recess (311) one side sliding connection bracing piece (6) are kept away from in a recess (311), bracing piece (6) are close to jar body (31) one side and are equipped with No. two recess (61), recess (311) one end is kept away from in No. two recess (61) in gag lever post (6), be equipped with a plurality of wash ports (611) of evenly distributed in No. two recess (61).

5. The high precision, corrosion resistant manifold with inner tube diverter device according to claim 2, wherein: house steward (1) is close to the inner wall of pivot (37) and is equipped with No. two through-holes (7), stretch out outside house steward (1) in pivot (37) follow No. two through-holes (7), house steward (1) one end swing joint connecting rod (8) are kept away from in pivot (37), No. three gear (9) rim plates of pivot (37) one end fixed connection are kept away from in connecting rod (8), No. two worm (10) of gear (9) meshing, No. two worm (10) are kept away from No. three gear (9) one end and are equipped with fan (11).

6. The high precision, corrosion resistant manifold with inner tube diverter device according to claim 1, wherein: the branch pipes (2) are connected with the main pipe (1) through flanges (12), and rubber gaskets (121) are arranged between the flanges (12).

7. The high precision, corrosion resistant manifold with inner tube diverter device according to claim 5, wherein: no. two through-holes (7) position is equipped with the bearing groove, pivot (37) are connected with house steward (1) with sealed bearing (13), sealed bearing (13) outer lane is fixed in the bearing groove, sealed bearing (13) inner circle cover is established on pivot (37).