CN218753662U

CN218753662U - Pneumatic conveying pump capable of preventing powder from flowing back for powder conveying

Info

Publication number: CN218753662U
Application number: CN202221451873.0U
Authority: CN
Inventors: 殷凯; 胡莉莉; 姜林林; 陈细平; 刘松波
Original assignee: Jiangsu Chuanruixi Machinery Technology Co ltd
Current assignee: Jiangsu Chuanruixi Machinery Technology Co ltd
Priority date: 2022-06-12
Filing date: 2022-06-12
Publication date: 2023-03-28
Anticipated expiration: 2032-06-12

Abstract

The utility model discloses a can prevent powder for transport pneumatic conveying pump of powder backward flow, including base, gas transmission mechanism, conveyer pipe, stock room and support frame, the top of base is fixed with gas transmission mechanism, provides gaseous output, and gas transmission mechanism's right-hand member is connected with the conveyer pipe to the top of conveyer pipe is connected with the stock room, the top at the base is fixed through the support frame in the below of stock room, provides the material for the conveyer pipe in, the top of stock room is fixed with the motor. This can prevent for powder transport pneumatic conveyor pump of powder backward flow is provided with broken sword and carries the auger, the accessible is broken to carry out broken handle to the powder that gets into in the conveyer pipe, break up the material of blocking, make its follow-up ability circulate smoothly in the pipeline, the auger is carried and the even continuous interpolation of powder is in the conveyer pipe to the cooperation simultaneously, and interpolation mouth department is sheltered from by carrying the auger, can avoid follow-up powder backward flow, increase the functional and follow-up conveying efficiency of device.

Description

Pneumatic conveying pump capable of preventing powder from flowing back for powder conveying

Technical Field

The utility model relates to a pneumatic conveying pump technical field specifically is a can prevent powder for powder transport pneumatic conveying pump of powder backward flow.

Background

The pneumatic conveying is also called as airflow conveying, which utilizes the energy of airflow to convey granular materials in the direction of the airflow in a closed pipeline, and can convey the materials horizontally, vertically or obliquely, but the existing pneumatic conveying pump has some defects when in use:

when the existing pneumatic conveying pump conveys granular materials, because the pressure in the pipeline is large, the powder materials easily flow back at the position of an adding port to influence the normal conveying of subsequent powder, and the powder can be bonded into blocks when being added, and the powder is easy to accumulate in the pipeline after entering the pipeline, so that the pipeline is blocked, and the subsequent conveying efficiency is influenced.

Aiming at the problems, innovative design is urgently needed on the basis of the original pneumatic conveying pump.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can prevent for powder transport pneumatic conveying pump of powder backward flow to solve the pneumatic conveying pump that has now on the existing market that above-mentioned background art provided when carrying granular material, because the pipeline internal pressure is great, the powder material is easy to be in interpolation mouth department and takes place the backward flow, influences the normal transport of follow-up powder, and the powder can bond the blocking when adding occasionally, and the back takes place to pile up in the pipeline easily in getting into the pipeline, causes the problem of the jam of pipeline.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a can prevent powder for transport air force transfer pump of backward flow powder, includes base, gas transmission mechanism, conveyer pipe, stock room and support frame, the top of base is fixed with gas transmission mechanism, provides gaseous output, and gas transmission mechanism's right-hand member is connected with the conveyer pipe to the top of conveyer pipe is connected with the stock room, the below of stock room is fixed in the top of base through the support frame, provides the material in the conveyer pipe, the top of stock room is fixed with the motor, and the below of motor is connected with the output shaft to the fixed surface of output shaft has broken sword, broken sword is located the inside of stock room and is used for smashing the material, and the below of broken sword is provided with the screening board, sorts the material to the middle part of screening board is fixed with the installation piece, the output shaft runs through and constitutes nested connection between installation piece and the installation piece, and the lower surface of installation piece has seted up annular spread groove to the upper end of spread groove is the slope form structural design, the inside of spread groove is provided with the actuating lever to the actuating lever is connected with the output shaft through fixed plate and output shaft when removing in the installation piece and carrying the vertical direction, the outer end of mounting block, the fixed connection piece has the fixed connection block of screening board, and the output shaft to provide the reset spring, and the auger, and the below is connected with the mounting block, and the rotary spring, and the lower part of conveyer is connected with the mounting plate, and the auger.

Further optimize this technical scheme, the charge door has been seted up to the top of stock room, and the front side surface of stock room installs the observation window for look over the surplus in the stock room.

Further optimize this technical scheme, the top of installation piece is slope column structural design, avoids the material to pile up, and constitutes the integral structure between installation piece and the screening board.

Further optimize this technical scheme, the ball is installed to the upper end of actuating lever, and constitutes sliding connection between actuating lever and the spread groove, reduces the frictional force that receives when the actuating lever removed through the ball.

Further optimize this technical scheme, the inboard surface of connecting block is who of slope column structure, and the outside main cut-off section of connecting block is notched structural design, the mounting panel sets up in the notch, avoids the material to get into.

Further optimize this technical scheme, the below of output shaft is connected with the reduction gear, and the reduction gear passes through the mounting bracket to be fixed in the inside of material stock room, the output of carrying auger and reduction gear is connected, makes to carry the follow-up comparatively mild rotation that can keep of auger.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The pneumatic conveying pump for conveying powder capable of preventing powder from flowing back is provided with the crushing cutter and the conveying auger, the powder entering the conveying pipe can be crushed through crushing, the agglomerated material is scattered, the subsequent material can smoothly flow in the pipeline, meanwhile, the conveying auger is matched for uniformly and continuously adding the powder into the conveying pipe, and the adding port is shielded by the conveying auger, so that the subsequent powder can be prevented from flowing back, and the functionality and the subsequent conveying efficiency of the device are improved;

(2) This can prevent for powder transport pneumatic transfer pump of powder backward flow is provided with screening board and actuating lever, can select separately the material after the breakage through the screening board, avoids the large granule material directly to fall down, and the spread groove of the removal cooperation upper portion slope through the actuating lever can drive the removal that the screening board goes on the direction from top to bottom simultaneously, avoids the screening board to take place to block up, improves its screening efficiency.

Drawings

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

FIG. 2 is a schematic view of the main sectional structure of the material storage chamber of the present invention;

FIG. 3 is an enlarged schematic view of a portion of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the connecting groove of the present invention;

fig. 5 is a schematic view of the mounting plate of the present invention.

In the figure: 1. a base; 2. a gas transmission mechanism; 3. a delivery pipe; 4. a material storage chamber; 401. a feed inlet; 402. an observation window; 5. a support frame; 6. a motor; 7. an output shaft; 8. a crushing knife; 9. a screening plate; 10. mounting blocks; 11. connecting grooves; 12. a fixing plate; 13. a drive rod; 14. a ball bearing; 15. connecting blocks; 16. mounting a plate; 17. a return spring; 18. a speed reducer; 19. a mounting frame; 20. and (5) conveying the packing auger.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a pneumatic conveying pump for conveying powder capable of preventing powder from flowing back comprises a base 1, a gas conveying mechanism 2, a conveying pipe 3, a material storage chamber 4 and a support frame 5, wherein the gas conveying mechanism 2 is fixed above the base 1 and provides gas output, the right end of the gas conveying mechanism 2 is connected with the conveying pipe 3, the material storage chamber 4 is connected above the conveying pipe 3, the lower part of the material storage chamber 4 is fixed above the base 1 through the support frame 5 and provides materials for the conveying pipe 3, a motor 6 is fixed above the material storage chamber 4, an output shaft 7 is connected below the motor 6, a crushing knife 8 is fixed on the surface of the output shaft 7, the crushing knife 8 is located inside the material storage chamber 4 and is used for crushing the materials, a sieving plate 9 is arranged below the crushing knife 8 and is used for sorting the materials, an installation block 10 is fixed in the middle of the sieving plate 9, the output shaft 7 penetrates through the installation block 10 and is connected with the installation block 10 in a nested manner, the lower surface of the installation block 10 is provided with an annular connecting groove 11, the upper end of the annular connecting groove 11 is designed in an inclined structure, a driving rod 13 is arranged inside the installation block, a driving rod 13 and a reset spring 15 is connected with a driving rod 15 which drives the material storage spring to move in the lower part when the mounting block 7 and the auger 7, and the auger is connected with a rotary mounting plate 15, the auger 15, and a reset spring 15 which is connected with the outer end of the auger 15, and a reset spring which is connected in the vertical conveying chamber, the vertical conveying shaft 15, and a reset spring which is connected with the auger 15 which is connected in the lower end of the auger 15;

a feeding opening 401 is formed above the material storage chamber 4, an observation window 402 is arranged on the front side surface of the material storage chamber 4 and used for checking allowance in the material storage chamber 4, the upper side of the mounting block 10 is designed to be of an inclined structure to avoid material accumulation, an integrated structure is formed between the mounting block 10 and the screening plate 9, a ball 14 is mounted at the upper end of the driving rod 13, the driving rod 13 and the connecting groove 11 are in sliding connection, the inner side surface of the connecting block 15 is of an inclined structure, the main cross section of the outer side of the connecting block 15 is designed to be of a notch-shaped structure, and the mounting plate 16 is arranged in a notch to avoid material entering;

can add the powder into material stock room 4 through charge door 401, can start gas transmission mechanism 2 when carrying, carry the material in conveyer pipe 3, can start motor 6 when carrying, motor 6 drives crushing sword 8 through output shaft 7 and rotates, carry out the breakage with the large granule in the material, material accessible screening board 9 whereabouts after the breakage, guarantee follow-up homogeneity that gets into powder in conveyer pipe 3, will drive actuating lever 13 through fixed plate 12 when output shaft 7 is rotatory and remove, make actuating lever 13 slide in spread groove 11, because spread groove 11 upper portion is slope column structure, interval between actuating lever 13 and the 11 upper end will change when actuating lever 13 removes, cooperation reset spring 17 makes screening board 9 can carry out the removal of direction from top to bottom to the extrusion of connecting block 15, make screening board 9 can vibrate, improve screening board 9's screening efficiency, avoid screening board 9 to block up.

A speed reducer 18 is connected below the output shaft 7, the speed reducer 18 is fixed inside the material storage chamber 4 through a mounting rack 19, and the conveying auger 20 is connected with the output end of the speed reducer 18;

when the output shaft 7 rotates, the power is transmitted to the conveying auger 20 through the speed reducer 18, so that the conveying auger 20 rotates, the screened materials are pushed downwards to the inside of the conveying pipe 3, meanwhile, the backflow phenomenon of the materials can be avoided, and the functionality of the pump body is improved.

The working principle is as follows: when using this can prevent powder pneumatic conveyor pump for transport of powder backward flow, can place the material of waiting to advance to carry in the stock room 4, start gas transmission mechanism 2 and motor 6 during the transport, smash the material through broken sword 8, cooperate screening board 9 to sieve it, the material accessible after the screening carries auger 20 to shift to and carries in the conveyer pipe 3.

Those not described in detail in this specification are within the skill of the art.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The pneumatic conveying pump for conveying the powder and capable of preventing powder from flowing back comprises a base (1), a gas conveying mechanism (2), a conveying pipe (3), a material storage chamber (4) and a supporting frame (5), wherein the gas conveying mechanism (2) is fixed above the base (1) and used for outputting the gas, the conveying pipe (3) is connected to the right end of the gas conveying mechanism (2), the material storage chamber (4) is connected above the conveying pipe (3), and the lower part of the material storage chamber (4) is fixed above the base (1) through the supporting frame (5) and used for providing the material in the conveying pipe (3);

the method is characterized in that: the material storage device is characterized in that a motor (6) is fixed above the material storage chamber (4), an output shaft (7) is connected below the motor (6), a crushing knife (8) is fixed on the surface of the output shaft (7), the crushing knife (8) is located inside the material storage chamber (4) and used for crushing materials, a screening plate (9) is arranged below the crushing knife (8) and used for sorting the materials, a mounting block (10) is fixed in the middle of the screening plate (9), the output shaft (7) penetrates through the mounting block (10) and the mounting block (10) to form nested connection, an annular connecting groove (11) is formed in the lower surface of the mounting block (10), the upper end of the connecting groove (11) is designed to be in an inclined structure, a driving rod (13) is arranged inside the connecting groove (11), the driving rod (13) is connected with the output shaft (7) through a fixing plate (12), the driving rod (13) can drive the mounting block (10) to move in the vertical direction when moving in the connecting groove (11), an outer end of the screening plate (9) is fixed with a connecting block (15), a restoring spring (17) is connected with a lower connecting block (17) and a restoring spring (17) is connected with the mounting block (4), the conveying auger (20) is installed below the output shaft (7), and materials are conveyed into the conveying pipe (3) during rotation.

2. The pneumatic transport pump for powder transport capable of preventing powder from flowing back according to claim 1, characterized in that: charging opening (401) have been seted up to the top of deposit room (4), and the front side surface of deposit room (4) installs observation window (402) for look over the surplus in deposit room (4).

3. The pneumatic transfer pump for powder conveyance according to claim 1, wherein the pneumatic transfer pump is configured to prevent backflow of powder, and comprises: the top of installation piece (10) is the design of slope column structure, avoids the material to pile up, and constitutes the integral structure between installation piece (10) and screening board (9).

4. The pneumatic transfer pump for powder conveyance capable of preventing backflow of powder according to claim 1 or 3, wherein: ball (14) are installed to the upper end of actuating lever (13), and constitute sliding connection between actuating lever (13) and spread groove (11).

5. The pneumatic transport pump for powder transport capable of preventing powder from flowing back according to claim 1, characterized in that: the inside surface of connecting block (15) is who of slope column structure, and the outside main cross-section of connecting block (15) is notch column structural design, mounting panel (16) set up in the notch, avoid the material to get into.

6. The pneumatic transfer pump for powder transfer capable of preventing the backflow of powder according to claim 1 or 5, wherein: the lower part of the output shaft (7) is connected with a speed reducer (18), the speed reducer (18) is fixed inside the material storage chamber (4) through a mounting rack (19), and the output ends of the conveying auger (20) and the speed reducer (18) are connected.