Bin pump feed valve for pneumatic conveying

Abstract

The utility model discloses a pneumatic conveying bin pump feed valve which comprises a valve body, a valve plate is connected inside the valve body in a sliding mode, a mounting plate is arranged on one side of the valve body, an air cylinder is connected to one side of the mounting plate in a bolting mode, the telescopic end of the air cylinder is connected with the valve plate in a bolting mode, and screw rods are hinged to the top and the bottom of the valve body. And clamping blocks matched with the screw rods are hinged to the top and the bottom of the mounting plate correspondingly, butterfly nuts are connected to the surfaces of the screw rods in a threaded mode, an arc-shaped plate is arranged in the valve body in a sleeved mode, a user can start the air cylinder, the air cylinder drives the valve plate to move, and then the valve plate is attached to the sealing gasket. Meanwhile, the spring drives the sealing strip to be attached to the valve plate through the push plate, and therefore the air tightness of the device can be effectively and conveniently improved. And a user can rotate the butterfly nut, so that the butterfly nut is separated from the surface of the screw rod, and then the screw rod is pulled to be separated from the interior of the clamping block, so that the device can be effectively and conveniently disassembled and maintained quickly.

Description

Technical Field

[0001] The utility model belongs to the technical field of silo pump feed valves, in particular to a silo pump feed valve for pneumatic conveying. Background Art

[0002] Silo pump, also known as silo pump, is an important fluid conveying equipment.

[0003] At present, a Chinese utility model with announcement number CN214934063U discloses a silo pump feed valve for pneumatic conveying, including a valve body, the upper part of the valve body is connected to the feed pipe, the lower part of the valve body is connected to the discharge pipe, one side of the feed pipe is connected to the air outlet pipe, and is combined with a torsion spring, a one-way bearing, a first rotary valve plate, a second rotary valve plate, etc. When the servo drives the first rotary valve plate to open, the one-way bearing is in a locked state, thereby driving the second rotary valve plate to open synchronously to facilitate pressure relief.

[0004] However, the existing silo pump feed valve cannot effectively improve its air tightness, and cannot effectively and conveniently be quickly disassembled and maintained. In order to solve the above problems, we provide a silo pump feed valve for pneumatic conveying. Utility Model Content

[0005] The utility model aims to provide a silo pump feed valve for pneumatic conveying to solve the problems raised by the above-mentioned background technology.

[0006] The above-mentioned technical purpose of the utility model is achieved through the following technical scheme: a silo pump feed valve for pneumatic conveying, comprising a valve body, a valve plate is slidably connected inside the valve body, a mounting plate is provided on one side of the valve body, a cylinder is bolted on one side of the mounting plate, the telescopic end of the cylinder is bolted to the valve plate, the top and bottom of the valve body are hinged with screws, the top and bottom of the mounting plate are hinged with blocks matched with the screw, the surface of the screw is threadedly connected with a butterfly nut, the interior of the valve body is sleeved with an arc plate, the inner side of the arc plate is bolted with a sealing gasket, the top and bottom of the valve plate are provided with push plates, the surface of the push plate is slidably connected to the valve body, and the interior of the valve body is provided with a sliding groove matched with the push plate.

[0007] With the above technical solution, the user can start the cylinder to drive the valve plate to move, and then make the valve plate fit with the sealing gasket. At the same time, the spring drives the sealing strip to fit with the valve plate through the push plate, so as to effectively improve the air tightness of the device. The user can turn the butterfly nut to separate the butterfly nut from the surface of the screw, and then pull the screw out of the inside of the block, so as to effectively facilitate the quick disassembly and maintenance of the device.

[0008] The present utility model is further configured such that a sealing strip is bolted to the surface of the push plate, a spring is bolted to the top of the push plate, a circular hole adapted to the spring is formed inside the valve body, and a limit bolt is threadedly connected inside the circular hole.

[0009] By adopting the above technical solution: through the provision of the circular hole, it can effectively cooperate with the spring for use.

[0010] The present utility model is further configured such that a sealing ring is bolted to one side of the valve body.

[0011] By adopting the above technical solution: through the provision of the sealing ring, it can effectively achieve airtightness.

[0012] The present utility model is further configured such that an installation groove adapted to the arc-shaped plate is formed inside the valve body.

[0013] By adopting the above technical solution: through the provision of the installation groove, it can effectively install the arc-shaped plate.

[0014] The present utility model is further configured such that a mounting bolt is threadedly connected to the surface of the valve body, and one end of the mounting bolt is threadedly connected to the arc-shaped plate.

[0015] By adopting the above technical solution: through the provision of the mounting bolt, it can effectively install the arc-shaped plate.

[0016] The present utility model is further configured such that flanges are bolted to both the top and bottom of the valve body, and mounting holes are formed inside the flanges.

[0017] By adopting the above technical solution: through the provision of the mounting holes, it can effectively install the device.

[0018] In summary, the present utility model has the following beneficial effects:

[0019] 1. The user can start the cylinder, causing the cylinder to drive the valve plate to move, and then making the valve plate fit with the gasket. At the same time, the spring drives the sealing strip to fit with the valve plate through the push plate, thereby effectively facilitating the improvement of the airtightness of the device;

[0020] 2. The user can rotate the wing nut to disengage the wing nut from the surface of the screw rod, and then pull the screw rod out of the inside of the clamping block, thereby effectively facilitating the rapid disassembly and maintenance of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a three-dimensional schematic diagram of the structure of the present utility model;

[0022] Figure 2 is an exploded schematic diagram of the structure of the present utility model.

[0023] Reference numerals: 1, valve body; 2, valve plate; 3, mounting plate; 4, cylinder; 5, screw; 6, clamping block; 7, wing nut; 8, arc plate; 9, gasket; 10, push plate; 11, sealing strip; 12, spring; 13, limit bolt; 14, round hole; 15, sealing ring; 16, mounting groove; 17, mounting bolt; 18, flange; 19, mounting hole. Detailed implementation mode

[0024] The following further describes the present utility model in detail with reference to the accompanying drawings.

[0025] Embodiment 1:

[0026] Refer to Figure 1 and Figure 2 A bin pump feed valve for pneumatic conveying, comprising a valve body 1, a valve plate 2 is slidably connected inside the valve body 1, a mounting plate 3 is arranged on one side of the valve body 1, a cylinder 4 is bolted to one side of the mounting plate 3, the telescopic end of the cylinder 4 is bolted to the valve plate 2, screws 5 are hinged to both the top and bottom of the valve body 1, clamping blocks 6 adapted to the screws 5 are hinged to both the top and bottom of the mounting plate 3. The user can start the cylinder 4 to drive the valve plate 2 to move, and then make the valve plate 2 fit with the gasket 9. At the same time, the spring 12 drives the sealing strip 11 to fit with the valve plate 2 through the push plate 10, so as to effectively improve the airtightness of the device.

[0027] Refer to Figure 1 A sealing strip 11 is bolted to the surface of the push plate 10, a spring 12 is bolted to the top of the push plate 10, a round hole 14 adapted to the spring 12 is opened inside the valve body 1, and a limit bolt 13 is threadedly connected inside the round hole 14. By providing the round hole 14, it can effectively cooperate with the spring 12 for use.

[0028] Refer to Figure 1 A sealing ring 15 is bolted to one side of the valve body 1. By providing the sealing ring 15, it can effectively achieve airtightness.

[0029] Refer to Figure 1 A mounting groove 16 adapted to the arc plate 8 is opened inside the valve body 1. By providing the mounting groove 16, it can effectively mount the arc plate 8.

[0030] Brief description of the use process: The user can start the cylinder 4 to drive the valve plate 2 to move, and then make the valve plate 2 fit with the gasket 9. At the same time, the spring 12 drives the sealing strip 11 to fit with the valve plate 2 through the push plate 10, so as to effectively improve the airtightness of the device.

[0031] Embodiment 2:

[0032] Refer to Figure 1 and Figure 2, a butterfly nut 7 is threadedly connected to the surface of the screw rod 5, an arc-shaped plate 8 is sleeved inside the valve body 1, a sealing gasket 9 is bolted to the inner side of the arc-shaped plate 8, push plates 10 are arranged at both the top and the bottom of the valve plate 2, the surface of the push plate 10 is slidably connected to the valve body 1, and a chute adapted to the push plate 10 is provided inside the valve body 1. The user can rotate the butterfly nut 7 to disengage the butterfly nut 7 from the surface of the screw rod 5, and then pull the screw rod 5 out of the inside of the clamping block 6, so as to effectively facilitate the rapid disassembly and maintenance of the device.

[0033] Reference Figure 1 , an installation bolt 17 is threadedly connected to the surface of the valve body 1, and one end of the installation bolt 17 is threadedly connected to the arc-shaped plate 8. By providing the installation bolt 17, the arc-shaped plate 8 can be effectively installed.

[0034] Reference Figure 1 , flanges 18 are bolted to both the top and the bottom of the valve body 1, and installation holes 19 are provided inside the flanges 18. By providing the installation holes 19, the device can be effectively installed.

[0035] Brief description of the usage process: The user can rotate the butterfly nut 7 to disengage the butterfly nut 7 from the surface of the screw rod 5, and then pull the screw rod 5 out of the inside of the clamping block 6, so as to effectively facilitate the rapid disassembly and maintenance of the device.

[0036] This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. After reading this specification, those skilled in the art can make modifications to this embodiment without creative contributions according to needs, but as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims

1. A silo pump feed valve for pneumatic conveying, comprising a valve body (1), characterized in that: The valve body (1) is internally slidably connected to a valve plate (2); a mounting plate (3) is provided on one side of the valve body (1); a cylinder (4) is bolted to one side of the mounting plate (3); the telescopic end of the cylinder (4) is bolted to the valve plate (2); the top and bottom of the valve body (1) are hinged with screws (5); the top and bottom of the mounting plate (3) are hinged with blocks (6) that match the screw (5); the surface of the screw (5) is threadedly connected with a butterfly nut (7); the interior of the valve body (1) is sleeved with an arc plate (8); the inner side of the arc plate (8) is bolted with a sealing gasket (9); the top and bottom of the valve plate (2) are provided with push plates (10); the surface of the push plates (10) is slidably connected to the valve body (1); the interior of the valve body (1) is provided with a sliding groove that matches the push plates (10).

2. A silo pump feed valve for pneumatic conveying according to claim 1, characterized in that: A sealing strip (11) is bolted to the surface of the push plate (10), a spring (12) is bolted to the top of the push plate (10), a circular hole (14) matching the spring (12) is opened inside the valve body (1), and a limit bolt (13) is connected to the internal thread of the circular hole (14).

3. A silo pump feed valve for pneumatic conveying according to claim 1, characterized in that: A sealing ring (15) is bolted to one side of the valve body (1).

4. A silo pump feed valve for pneumatic conveying according to claim 1, characterized in that: The valve body (1) is provided with a mounting groove (16) adapted to the arc-shaped plate (8) inside.

5. A silo pump feed valve for pneumatic conveying according to claim 1, characterized in that: The surface of the valve body (1) is threadedly connected with a mounting bolt (17), and one end of the mounting bolt (17) is threadedly connected to the arc plate (8).

6. A silo pump feed valve for pneumatic conveying according to claim 1, characterized in that: The top and bottom of the valve body (1) are both bolted with flanges (18), and a mounting hole (19) is provided inside the flange (18).

Images