CN110775466A

CN110775466A - Flap valve device for discharging powder materials

Info

Publication number: CN110775466A
Application number: CN201911075163.5A
Authority: CN
Inventors: 刘影; 陈志强; 谭林
Original assignee: Hunan Xinwei Metal New Material Polytron Technologies Inc
Current assignee: Hunan Xinwei Metal New Material Polytron Technologies Inc
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-02-11

Abstract

The invention discloses a flap valve device for discharging powder materials, which comprises a conical cylinder body, wherein the lower end of the conical cylinder body is connected with a cylinder lower interface, the upper end of the conical cylinder body is connected with a conical cylinder cover plate, the upper end of the conical cylinder cover plate is connected with a square cylinder body, the upper end of the square cylinder body is connected with a square cover plate, the upper end of the square cover plate is connected with a square cylinder upper interface, a square flange is arranged at the upper end of the square cylinder upper interface, two plugging mechanisms are symmetrically arranged in the square cylinder body, and a locking mechanism for limiting the plugging mechanisms is arranged at the upper end of the conical cylinder cover plate. The invention can operate the opening and closing of the flap valve by operating the handle at the outer side, and the locking mechanism is arranged to limit and lock the handle, so that the plugging is more stable and firm, and the unloading operation is convenient.

Description

Flap valve device for discharging powder materials

Technical Field

The invention relates to the technical field of flap valves, in particular to a flap valve device for discharging powder materials.

Background

The flap valve is a common device used for unloading in the production process of powder materials and is generally arranged at the bottom of a storage bin or a hopper. The current general flap valve is for guaranteeing to turn over the flexible rotation of board, and always leaves less clearance or produce the clearance because of using for a long time between turning over board and casing, causes the cross leak phenomenon on the one hand, causes the shutoff effect relatively poor, and on the other hand causes the pivot card to die because the clearance stopper powder, leads to often maintaining to current flap valve stability when keeping closed condition is relatively poor, and current flap valve operation is simple, convenient inadequately.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a flap valve device for discharging powder materials.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a flap valve device for unloading of powder material, includes circular cone stack shell, the lower extreme of circular cone stack shell is connected with interface under the drum, the upper end of circular cone stack shell is connected with awl section of thick bamboo apron, the upper end of awl section of thick bamboo apron is connected with square stack shell, the upper end of square stack shell is connected with square apron, square apron upper end is connected with interface on the square cylinder, the square flange in upper end of interface on the square cylinder, the symmetry is equipped with two shutoff mechanisms in the square stack shell, awl section of thick bamboo apron upper end is equipped with the locking mechanism spacing to shutoff mechanism.

Preferably, the plugging mechanism comprises a rotating shaft horizontally arranged in the square barrel body, two ends of the rotating shaft penetrate through the inner wall of the square barrel body and extend to the outer side, one end of the rotating shaft is fixedly connected with a handle, two shaft seats are sleeved on the rotating shaft and are respectively fixed on the outer walls of the two sides of the square cylinder body, the fixed position of the dust-proof cover is far away from the straight falling area when powder is fed, the dust can be effectively prevented from blocking a rotating shaft seat, two locking nuts are sleeved on the rotating shaft, and the two locking nuts are respectively connected with the inner sides of the two shaft seats, the inner sides of the two locking nuts are provided with sealing rings which are also used for preventing dust blockage and sealing the system, the side wall of the rotating shaft in the square barrel body is fixedly sleeved with a shaft sleeve, the side wall of the shaft sleeve is fixedly connected with turning plates, and one end, far away from the shaft sleeve, of each turning plate is fixedly connected with a baffle.

Preferably, locking mechanism includes fixed block of fixed connection in awl section of thick bamboo apron upper end, the fixed block up end is equipped with the activity groove, sliding connection has movable locking piece in the activity groove, the one end fixedly connected with spring of activity locking piece, the other end fixed connection of spring is on the inner wall of activity groove.

Preferably, the upper end of the movable locking block is provided with a shifting block integrally formed with the movable locking block.

Preferably, one end of the movable locking block, which is far away from the spring, is of an inclined surface structure.

Preferably, the shaft sleeve is in threaded connection with a locking bolt, and the rotating shaft is provided with a bolt hole matched with the locking bolt.

The invention has the beneficial effects that:

through setting up two shutoff mechanisms, through the handle in the operation outside, rotate the handle to the horizontality and can rotate two flaps to the horizontality, and then realize the shutoff of interface on the butt section of thick bamboo, realize closing of this flap valve.

By arranging the locking mechanism, when the flap is required to be rotated to a horizontal state to realize plugging, the two handles are rotated to be above the movable locking block, so that the handles can be limited by the movable locking block to realize plugging, when the flap is required to be unloaded, the shifting block is shifted to move the movable locking block to retract into the movable groove, the limitation on the handles is relieved, the rotating shaft can be rotated, the flap is turned over and opened, the flap valve is opened to unload, and the flap valve is convenient to operate; meanwhile, the shaft seats at the two ends of the rotating shaft are far away from the powder falling position, and the two ends of the rotating shaft are sealed by the sealing rings, so that the rotating shafts at the two ends are protected from being blocked by powder to cause the locking of the rotating shaft, and the turning plate valve is ensured to be flexibly opened and closed and to be durable.

Drawings

Fig. 1 is a schematic structural diagram of a flap valve device for discharging powder materials according to the present invention;

FIG. 2 is a schematic side view of a flap valve device for discharging powder material according to the present invention;

fig. 3 is a schematic top view of a flap valve device for discharging powder material according to the present invention.

In the figure: 1 cylinder lower connector, 2 cone cylinder body, 3 cone cylinder cover plate, 4 lock nuts, 5 seal rings, 6 shaft seats, 7 square cylinder body, 8 square cover plates, 9 square flanges, 10 shaft sleeves, 11 rotating shafts, 12 square cylinder upper connectors, 13 turning plates, 14 movable locking blocks, 15 fixing bolts, 16 handles, 17 baffle plates, 18 lock bolts, 19 fixing blocks, 20 movable grooves and 21 springs.

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.

Referring to fig. 1-3, a flap valve device for unloading of powder materials, including circular cone stack shell 2, the lower extreme of circular cone stack shell 2 is connected with interface 1 under the drum, the upper end of circular cone stack shell 2 is connected with awl section of thick bamboo apron 3, the upper end of awl section of thick bamboo apron 3 is connected with square section of thick bamboo 7, the upper end of square section of thick bamboo 7 is connected with square apron 8, square apron 8 upper end is connected with interface 12 on the square section of thick bamboo, the lower extreme of interface 12 extends toward square section of thick bamboo 7 in on the square section of thick bamboo, the square flange 9 in the upper end of interface 12 on the square section of thick bamboo, square flange 9 can be served this device connection at present defeated material, the symmetry is equipped with two shutoff mechanisms in the square section of thick bamboo body 7, awl section of thick.

According to the invention, the plugging mechanism comprises a rotating shaft 11 horizontally arranged in a square barrel body 7, two ends of the rotating shaft 11 penetrate through the inner wall of the square barrel body 7 and extend to the outer side, one end of the rotating shaft 11 is fixedly connected with a handle 16, two shaft seats 6 are sleeved on the rotating shaft 11 and are respectively fixed on the outer walls of two sides of the square barrel body 7, two locking nuts 4 are sleeved on the rotating shaft 11 and are respectively connected to the inner sides of the two shaft seats 6, sealing rings 5 are arranged on the inner sides of the two locking nuts 4, a shaft sleeve 10 is fixedly sleeved on the side wall of the rotating shaft 11 in the square barrel body 7, turning plates 13 are fixedly connected on the side wall of the shaft sleeve 10, and a baffle plate 17 is fixedly connected at one end, far away from the shaft.

Specifically, locking mechanism includes fixed block 19 of fixed connection in awl section of thick bamboo apron 3 upper end, and the up end of fixed block 19 is equipped with movable groove 20, and sliding connection has movable locking piece 14 in movable groove 20, and the one end fixedly connected with spring 21 of movable locking piece 14, the other end fixed connection of spring 21 is on the inner wall of movable groove 20.

Specifically, the upper end of the movable locking block 14 is provided with a shifting block integrally formed with the movable locking block, so that the movable locking block 14 can be conveniently shifted and operated.

Specifically, the one end that spring 21 was kept away from to activity locking piece 14 is the inclined plane structure, and direct upwards during the twist grip 16 rotate can, and then can make activity locking piece 14 retract through supporting the pressure, and the elastic action of rethread spring 21 resets, and then carries on spacingly, locking to handle 16.

Specifically, threaded connection has locking bolt 18 on the axle sleeve 10, is equipped with the bolt hole with locking bolt 18 adaptation on the pivot 11, can realize axle sleeve 10 and pivot 11's fast loading and unloading, the maintenance of being convenient for.

When the device is used, the handle 16 on the outer side is operated, the handle 16 is rotated to be in a horizontal state from a downward vertical state, the two handles 16 are rotated to be above the movable locking block 14, the handle 16 can be limited through the movable locking block 14, the two turning plates 13 can be rotated upwards to be in a horizontal position towards the center, the connector 12 on the square cylinder can be plugged, and the flap valve can be closed.

When needing to unload, stir the shifting block, move the withdrawal movable locking piece 14 in the activity groove 20, remove and spacing handle 16, can make pivot 11 rotate, turn over board 13 and overturn downwards and open, realize opening of this flap valve and unload convenient operation.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a flap valve device for unloading of powder material, a serial communication port, including circular cone stack shell (2), the lower extreme of circular cone stack shell (2) is connected with interface (1) under the drum, the upper end of circular cone stack shell (2) is connected with awl cover plate (3), the upper end of awl cover plate (3) is connected with square stack shell (7), the upper end of square stack shell (7) is connected with square apron (8), square apron (8) upper end is connected with interface (12) on the square cylinder, square upper end square flange (9) of interface (12) on the square cylinder, the symmetry is equipped with two shutoff mechanisms in square stack shell (7), awl cover plate (3) upper end is equipped with the locking mechanism spacing to shutoff mechanism.

2. The flap valve device for discharging powder materials according to claim 1, wherein the blocking mechanism comprises a rotating shaft (11) horizontally arranged in the square barrel body (7), both ends of the rotating shaft (11) penetrate through the inner wall of the square barrel body (7) and extend to the outside, one end of the rotating shaft (11) is fixedly connected with a handle (16), two shaft seats (6) are sleeved on the rotating shaft (11), the two shaft seats (6) are respectively fixed on the outer walls of both sides of the square barrel body (7), two locking nuts (4) are sleeved on the rotating shaft (11), the two locking nuts (4) are respectively connected inside the two shaft seats (6), sealing rings (5) are installed inside the two locking nuts (4), a shaft sleeve (10) is fixedly sleeved on the side wall of the rotating shaft (11) in the square barrel body (7), the side wall of the shaft sleeve (10) is fixedly connected with turning plates (13), and one end, far away from the shaft sleeve (10), of one turning plate (13) is fixedly connected with a baffle (17).

3. The flap valve device for discharging powder materials according to claim 1, wherein the locking mechanism comprises a fixed block (19) fixedly connected to the upper end of the conical cylinder cover plate (3), a movable groove (20) is formed in the upper end face of the fixed block (19), a movable locking block (14) is slidably connected in the movable groove (20), a spring (21) is fixedly connected to one end of the movable locking block (14), and the other end of the spring (21) is fixedly connected to the inner wall of the movable groove (20).

4. The flap valve device for unloading of powder materials according to claim 3, wherein the upper end of the movable locking block (14) is provided with a shifting block integrally formed therewith.

5. The flap valve device for unloading of powder materials according to claim 3, wherein the end of the movable locking block (14) away from the spring (21) is of an inclined structure.

6. The flap valve device for discharging powder materials according to claim 2, wherein the shaft sleeve (10) is in threaded connection with a locking bolt (18), and the rotating shaft (11) is provided with a bolt hole matched with the locking bolt (18).