Bin type pneumatic conveying pump for pilot-operated type ash conveying

Abstract

The utility model belongs to the technical field of conveying pumps, and discloses a bin type pneumatic conveying pump for pilot-operated type ash conveying, which comprises a device main body and a second flange, when a first flange and the second flange are butted and fixed, the first flange and the second flange are butted firstly, and then the first flange and the second flange are butted; then the two fastening blocks cover the outer sides of the first flange and the second flange, the two fastening blocks are connected and fixed through the fixing bolts, the first flange and the second flange are contained in an annular groove formed between the two fastening blocks, hydraulic oil is injected into the arc-shaped oil bag at the moment, the arc-shaped oil bag is expanded, and then the first flange and the second flange are clamped; the arc-shaped oil bags are arranged in the annular groove, so that a plurality of movable pressing rods at the tops of the arc-shaped oil bags vertically ascend and abut against the lower surface of the second flange, the second flange and the first flange abut against the interior of the annular groove, connection and fixation of the first flange and the second flange are achieved, and when disassembly is needed, only two fixing bolts need to be disassembled, and then pressure relief is conducted on the two arc-shaped oil bags.

Description

Technical Field

[0001] The utility model belongs to the technical field of conveying pumps, and particularly relates to a bin pneumatic conveying pump for pilot ash conveying. Background Art

[0002] A pneumatic conveying pump is a pneumatic conveying device that can convey granular materials such as coal ash, asbestos, and quartz, and the pneumatic conveying pump can achieve low-speed semi-continuous conveying, and is widely used in industries such as electric power, building materials, metallurgy, chemical industry, mines, and new energy.

[0003] The existing pneumatic conveying pump includes a pump body, and an airification chamber is arranged at the lower end of the pump body. The function of the airification chamber is a chemical device for physically or chemically treating fluids or solid particles by using fluidization technology. Physical treatments include operations such as drying, leaching, adsorption and ion exchange, particle mixing, and fluid-solid heat transfer. A second flange is arranged at the upper end of the airification chamber, and a first flange is arranged at the lower end of the pump body. The first flange and the second flange are connected by bolts and nuts. When internal parts in the airification chamber fail and need to be repaired, the bolts and nuts connecting the first flange and the second flange need to be removed, and the operation process is relatively cumbersome, affecting work efficiency. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a bin pneumatic conveying pump for pilot ash conveying to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A bin pneumatic conveying pump for pilot ash conveying, including a device main body and a second flange. A plurality of connecting seats are evenly arranged on the device main body along the circumferential direction, a support column is installed at the bottom of the connecting seat, a first flange is arranged at the bottom of the device main body, two symmetrically arranged fastening blocks are sleeved outside the first flange and the second flange, two symmetrically arranged connecting ear plates are arranged on the fastening blocks, and adjacent two connecting ear plates after the two fastening blocks are closed are connected and fixed by a fixing bolt. An arc groove is arranged on the fastening block, and an annular groove for accommodating the first flange and the second flange is formed after the two arc grooves are closed. An arc cavity is arranged on the fastening block, an arc oil bag is arranged in the arc cavity, and a plurality of movable pressure rods penetrating through the arc cavity and extending into the arc groove are arranged at the top of the arc oil bag.

[0006] Preferably, a pressure sensor is arranged on the device main body.

[0007] Preferably, two symmetrically arranged fixing blocks are arranged on the device main body, a sliding strip is slidably arranged on the fixing block, and the sliding strip is welded on the fastening block.

[0008] Preferably, a handle is installed at one end of the sliding strip away from the fastening block.

[0009] Preferably, a transmission chute is formed in the fixed block, a transmission slider is slidably arranged in the transmission chute, and the transmission slider is welded to the sliding bar.

[0010] Preferably, a threaded rod is rotatably installed in the transmission chute, the transmission slider is threadedly connected to the threaded rod, a servo motor is arranged on the fixed block, and the threaded rod is installed on the action output shaft of the servo motor.

[0011] Preferably, a connecting pipe is provided on each of the two fastening blocks. One end of the connecting pipe close to the fastening block passes through the fastening block and is connected to the arc-shaped oil bag, and the other end of the connecting pipe is connected to a hydraulic oil pump.

[0012] The beneficial effects of the present utility model are as follows:

[0013] In the present utility model, through the mutual cooperation of the provided fastening blocks, arc-shaped oil bags and movable pressure rods, when the first flange and the second flange are butted and fixed, the first flange and the second flange are first butted, and then the two fastening blocks are sleeved outside the first flange and the second flange, and the two fastening blocks are connected and fixed by fixing bolts. The first flange and the second flange are accommodated in the annular groove formed between the two fastening blocks. At this time, hydraulic oil is injected into the arc-shaped oil bag, so that the arc-shaped oil bag expands, so that a plurality of movable pressure rods at the top of the arc-shaped oil bag vertically rise, and then abut against the lower surface of the second flange, and the second flange and the first flange are abutted tightly in the annular groove, realizing the connection and fixation of the first flange and the second flange. When disassembly is required, only the two fixing bolts need to be removed and the two arc-shaped oil bags need to be depressurized. Description of the Drawings

[0014] Figure 1 It is a schematic diagram of the overall structure of a bin type pneumatic conveying pump for pilot ash conveying proposed by the present utility model;

[0015] Figure 2 It is a schematic diagram of the connection structure of the fastening block of a bin type pneumatic conveying pump for pilot ash conveying proposed by the present utility model;

[0016] Figure 3 It is a schematic cross-sectional view of structures such as the movable pressure rod and the fastening block of a bin type pneumatic conveying pump for pilot ash conveying proposed by the present utility model;

[0017] Figure 4 It is a schematic cross-sectional structure diagram of structures such as the threaded rod, the sliding bar and the fastening block of a bin type pneumatic conveying pump for pilot ash conveying proposed by the present utility model.

[0018] In the figure: 1, device main body; 2, pressure sensor; 3, connecting seat; 4, support column; 5, fixing block; 6, sliding bar; 7, fastening block; 8, transmission slider; 9, arc-shaped groove; 10, connecting ear plate; 11, fixing bolt; 12, connecting pipe; 13, first flange; 14, second flange; 15, arc-shaped oil bladder; 16, movable pressure rod; 17, arc-shaped cavity; 18, threaded rod; 19, servo motor; 20, transmission chute. Specific implementation manner

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0020] Refer to Figures 1-4 , a bin-type pneumatic conveying pump for pilot ash conveying, including a device main body 1 and a second flange 14. A plurality of connecting seats 3 are evenly arranged on the device main body 1 along the circumferential direction. A support column 4 is installed at the bottom of the connecting seat 3. A first flange 13 is arranged at the bottom of the device main body 1. Two symmetrically arranged fastening blocks 7 are sleeved on the outer sides of the first flange 13 and the second flange 14. Two symmetrically arranged connecting ear plates 10 are arranged on the fastening block 7. The adjacent two connecting ear plates 10 after the two fastening blocks 7 are closed are connected and fixed by a fixing bolt 11. An arc-shaped groove 9 is opened on the fastening block 7. After the two arc-shaped grooves 9 are closed, an annular groove for accommodating the first flange 13 and the second flange 14 is formed. An arc-shaped cavity 17 is opened on the fastening block 7. An arc-shaped oil bladder 15 is arranged in the arc-shaped cavity 17. A plurality of movable pressure rods 16 penetrating through the arc-shaped cavity 17 and extending into the arc-shaped groove 9 are arranged at the top of the arc-shaped oil bladder 15.

[0021] Through the mutual cooperation of the provided fastening block 7, arc-shaped oil bladder 15 and movable pressure rod 16, when the first flange 13 and the second flange 14 are butted and fixed, first butt the first flange 13 and the second flange 14, then cover the two fastening blocks 7 on the outer sides of the first flange 13 and the second flange 14, and connect and fix the two fastening blocks 7 by a fixing bolt 11, and accommodate the first flange 13 and the second flange 14 in the annular groove formed between the two fastening blocks 7. At this time, by injecting hydraulic oil into the arc-shaped oil bladder 15, the arc-shaped oil bladder 15 expands, so that a plurality of movable pressure rods 16 at the top of the arc-shaped oil bladder 15 vertically rise, and then abut against the lower surface of the second flange 14, and abut the second flange 14 and the first flange 13 tightly in the annular groove, realizing the connection and fixation of the first flange 13 and the second flange 14. When disassembly is required, only the two fixing bolts 11 need to be removed and then the two arc-shaped oil bladders 15 are depressurized.

[0022] Specifically, in this embodiment, a pressure sensor 2 is arranged on the device main body 1.

[0023] The pressure condition inside the device main body 1 can be monitored in real time through the pressure sensor 2.

[0024] Specifically, in this embodiment, two symmetrically arranged fixing blocks 5 are arranged on the device main body 1, a sliding bar 6 is slidably arranged on the fixing block 5, and the sliding bar 6 is welded to the fastening block 7.

[0025] Through the mutual cooperation of the fixing bar and the sliding bar 6, the fastening block 7 can slide along the fixing block 5 through the sliding bar 6.

[0026] Specifically, in this embodiment, a grip is installed at one end of the sliding bar 6 away from the fastening block 7.

[0027] The position of the sliding bar 6 can be manually adjusted conveniently through the provided grip.

[0028] Specifically, in this embodiment, a transmission sliding groove 20 is formed on the fixing block 5, a transmission sliding block 8 is slidably arranged in the transmission sliding groove 20, the transmission sliding block 8 is welded to the sliding bar 6, a threaded rod 18 is rotatably installed in the transmission sliding groove 20, the transmission sliding block 8 is threadedly connected to the threaded rod 18, a servo motor 19 is arranged on the fixing block 5, and the threaded rod 18 is installed on the action output shaft of the servo motor 19.

[0029] Through the arranged threaded rod 18 and the transmission sliding block 8, the threaded rod 18 can be driven to rotate by the servo motor 19, and then the transmission sliding block 8 can axially move along the threaded rod 18 through the thread screwing-in relationship, so as to achieve the purpose of driving the sliding bar 6 to axially move through the transmission sliding block 8. Furthermore, when the device needs to be overhauled, the fixing bolt 11 on the fastening block 7 can be removed first, and then the two servo motors 19 are started to drive the two fastening blocks 7 to axially move along the threaded rod 18 and move away from each other, without manually separating the two fastening blocks 7 and avoiding the dropping of the fastening blocks 7.

[0030] Specifically, in this embodiment, connecting pipes 12 are arranged on both of the two fastening blocks 7. One end of the connecting pipe 12 close to the fastening block 7 passes through the fastening block 7 and is connected to the arc-shaped oil bladder 15, and the other end of the connecting pipe 12 is connected to a hydraulic oil pump.

[0031] The hydraulic oil pump can provide hydraulic oil for the arc-shaped oil bladder 15.

[0032] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent replacements or changes, and all should be covered within the protection scope of the present utility model.

Claims

1. A bin-type pneumatic conveying pump for pilot ash conveying, comprising a device body and a second flange, characterized in that: A plurality of connecting seats are evenly arranged along the circumferential direction on the device body, and a support column is installed at the bottom of the connecting seat. A first flange is arranged at the bottom of the device body, and two mutually symmetrical fastening blocks are sleeved on the outer sides of the first flange and the second flange. Two mutually symmetrical connecting ear plates are arranged on the fastening blocks. After the two fastening blocks are closed, the two adjacent connecting ear plates are connected and fixed by fixing bolts. An arc groove is provided on the fastening block, and an annular groove for accommodating the first flange and the second flange is formed when the two arc grooves are closed. An arc cavity is provided on the fastening block, and an arc oil bag is arranged in the arc cavity. A plurality of movable pressure rods penetrating the arc cavity and extending into the arc groove are provided on the top of the arc oil bag.

2. A bin-type pneumatic conveying pump for pilot ash conveying according to claim 1, characterized in that: A pressure sensor is arranged on the device body.

3. A bin-type pneumatic conveying pump for pilot ash conveying according to claim 1, characterized in that: Two mutually symmetrical fixed blocks are arranged on the device body, a sliding bar is slidably arranged on the fixed block, and the sliding bar is welded on the fastening block.

4. A bin-type pneumatic conveying pump for pilot ash conveying according to claim 3, characterized in that: A handle is installed at one end of the sliding bar away from the fastening block.

5. A bin-type pneumatic conveying pump for pilot ash conveying according to claim 3, characterized in that: The fixed block is provided with a transmission slide groove, a transmission slide block is slidably arranged in the transmission slide groove, and the transmission slide block is welded on the sliding bar.

6. A bin-type pneumatic conveying pump for pilot ash conveying according to claim 5, characterized in that: A threaded rod is rotatably installed in the transmission sliding groove, the transmission sliding block is threadedly connected to the threaded rod, a servo motor is arranged on the fixed block, and the threaded rod is installed on the action output shaft of the servo motor.

7. A bin-type pneumatic conveying pump for pilot ash conveying according to claim 1, characterized in that: The two fastening blocks are both provided with connecting pipes, one end of the connecting pipe close to the fastening block passes through the fastening block and is connected to the arc-shaped oil bag, and the other end of the connecting pipe is connected to the hydraulic oil pump.

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