Pressure regulating type air cannon unblocking device

Abstract

The utility model belongs to the technical field of air cannons, and discloses a pressure regulating type air cannon unblocking device which comprises an air cannon body, the two ends of the air cannon body are connected with a first-stage connector and a second-stage connector respectively, a pressure regulating assembly is installed on the first-stage connector, the second-stage connector is connected with a spraying pipe, and the spraying pipe is connected with a pressure regulating assembly. A control valve is installed on the spray pipe, a spray head is connected to the end of the spray pipe, the air cannon body is connected with an air inlet pipe, an air inlet connector is arranged at the end of the air inlet pipe, a filtering assembly and a one-way valve are installed on the air inlet pipe, the filtering assembly comprises a fixing base, and a containing cavity is formed in the fixing base. A filter plate is arranged in the containing cavity, the end of the filter plate is fixedly connected with a fixing plate, air injected into the air cannon body can be filtered and adsorbed, impurities such as dust are prevented from making contact with materials, the influence on the quality of the materials is avoided, the filter plate is convenient to replace and clean, and use of the air cannon is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of air cannons, in particular to a pressure-regulated air cannon blockage clearing device. Background Art

[0002] Air cannon, also known as air flow aid, arch breaker and blockage clearer, uses a sudden burst of strong airflow of compressed air to directly rush into the arch foot of the material arch to achieve the purpose of aiding flow, breaking arches, preventing and clearing blockages. It has the advantages of saving manpower and high performance. It is widely used in important bulk material storage and transportation occasions such as thermal power plants, coal mines and underground coal bunkers, and plays a relatively important role in industrial production.

[0003] Chinese patent application number 202322329728.6 discloses a pressure-regulated air cannon blockage clearer, which can position the filter plate on the inner wall of the air cannon body by installing the filter plate to the inner wall of the slot and then installing the positioning column to the inner wall of the mounting slot, thereby filtering the gas discharged to the inner cavity of the air cannon body, thereby avoiding the problem that the existing device cannot filter the gas discharged into the gas storage tank, which will cause impurities in the gas to be ejected to the outside along with the air cannon blockage clearer.

[0004] However, the above-mentioned pressure-regulated air cannon blockage clearer has the following shortcomings: the filter is installed in the inner cavity of the air cannon body, and the connector needs to be removed when the filter needs to be cleaned or replaced. Frequent disassembly and assembly of components such as the connector can easily cause changes in sealing performance, affecting the use of the air cannon.

[0005] Therefore, in order to solve the above problems, a pressure regulating air cannon blockage clearing device is proposed. Summary of the invention

[0006] In order to solve the problems raised in the above background technology, the utility model provides a pressure-regulated air cannon blockage clearing device, which has the advantage of convenient replacement of the machine and cleaning of the filter plate.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pressure-regulated air cannon blockage clearer, comprising an air cannon body, two ends of the air cannon body are respectively connected to a primary connector and a secondary connector, a pressure regulating component is installed on the primary connector, a nozzle is connected to the secondary connector, a control valve is installed on the nozzle, a nozzle is connected to the end of the nozzle, the air cannon body is connected to an air intake pipe, an air intake joint is provided at the end of the air intake pipe, and a filter component and a one-way valve are respectively installed on the air intake pipe;

[0008] The filter assembly includes a fixing seat, a placement cavity is provided in the fixing seat, a filter plate is provided in the placement cavity, a fixing plate is fixedly connected to the end of the filter plate, the fixing plate is connected to the fixing seat by fixing bolts, and a sealing gasket is provided between the fixing plate and the fixing seat.

[0009] Preferably, the bottom of the air cannon body is fixedly connected with a corresponding supporting seat.

[0010] Preferably, the pressure regulating assembly includes a hydraulic cylinder, which is installed on a first-level connecting head. The piston rod of the hydraulic cylinder is connected to a piston plate, and the piston plate is arranged in the air cannon body. A sealing ring is provided on the outer side of the piston plate, and the sealing ring is tightly attached to the inner wall of the air cannon body.

[0011] Preferably, a positioning rod is fixedly connected to one side of the piston plate close to the primary connecting head, the positioning rod is movably connected to a positioning tube, and the end of the positioning tube is fixedly connected to the primary connecting head.

[0012] Preferably, sliding blocks are fixedly connected to both sides of the filter plate, and sliding grooves are provided at positions corresponding to the sliding blocks on both sides of the placement cavity, and the sliding grooves are slidably connected to the sliding blocks.

[0013] Preferably, a fixing screw hole is provided on the fixing seat at a position corresponding to the fixing bolt, and the fixing screw hole is threadedly connected to the fixing bolt.

[0014] Preferably, the filter plate comprises a fixed shell, the fixed shell is filled with adsorption filler, filter nets are arranged on both sides of the fixed shell, and the adsorption filler is located between the two filter nets.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model can filter and absorb the air injected into the air cannon body by setting a filter component to prevent dust and other impurities from contacting the material to avoid affecting the quality of the material. The filter plate is easy to replace and clean, which is conducive to the use of the air cannon;

[0017] 2. The utility model can adjust the pressure of the inner cavity of the air cannon body within a certain range by setting a pressure regulating component, making the use of the air cannon more convenient and facilitating the clearing of blockages of the air cannon. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the fixing seat of the utility model;

[0020] Figure 3This is a schematic diagram of the structure of the filter plate of the utility model;

[0021] Figure 4 It is a cross-sectional structural schematic diagram of the filter plate of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the pressure regulating assembly of the utility model.

[0023] In the figure: 1. Air cannon body; 2. Primary connector; 3. Secondary connector;

[0024] 4. Pressure regulating assembly; 41. Hydraulic cylinder; 42. Piston plate; 43. Sealing ring;

[0025] 5. Nozzle; 6. Control valve; 7. Nozzle; 8. Air inlet pipe; 9. Air inlet connector;

[0026] 10. Filter assembly; 101. Fixing seat; 102. Placement cavity; 103. Filter plate; 1031. Fixing shell; 1032. Adsorption filler; 1033. Filter screen; 104. Fixing plate; 105. Fixing bolt; 106. Sealing pad;

[0027] 11. One-way valve; 12. Support seat; 13. Positioning rod; 14. Positioning tube; 15. Sliding block; 16. Sliding groove; 17. Fixing screw hole. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] like Figures 1 to 5 As shown, the utility model provides a pressure regulating air cannon blockage clearing device, including an air cannon body 1, two ends of the air cannon body 1 are respectively connected with a primary connector 2 and a secondary connector 3, an air hole is opened on the primary connector 2, a pressure regulating component 4 is installed on the primary connector 2, and the pressure of the inner cavity of the air cannon body 1 can be adjusted within a certain range, so that the use of the air cannon is more convenient, the secondary connector 3 is connected with a nozzle 5, a control valve 6 is installed on the nozzle 5, a nozzle 7 is connected to the end of the nozzle 5, the air cannon body 1 is connected with an air intake pipe 8, an air intake joint 9 is provided at the end of the air intake pipe 8, and a filter component 10 and a one-way valve 11 are respectively installed on the air intake pipe 8;

[0030] The filter assembly 10 includes a fixed seat 101, a placement cavity 102 is provided in the fixed seat 101, a filter plate 103 is provided in the placement cavity 102, a fixed plate 104 is fixedly connected to the end of the filter plate 103, the fixed plate 104 is connected to the fixed seat 101 by a fixing bolt 105, and a sealing gasket 106 is provided between the fixed plate 104 and the fixed seat 101, which can filter and adsorb the air injected into the air cannon body 1 to prevent dust and other impurities from contacting the material to avoid affecting the quality of the material, and the filter plate is easy to replace and clean, which is conducive to the use of the air cannon.

[0031] Specifically, the bottom of the air cannon body 1 is fixedly connected with a corresponding support seat 12 .

[0032] Furthermore, the pressure regulating assembly 4 includes a hydraulic cylinder 41, which is installed on the first-level connecting head 2. The piston rod of the hydraulic cylinder 41 is connected to a piston plate 42, and the piston plate 42 is arranged in the air cannon body 1. A sealing ring 43 is provided on the outer side of the piston plate 42, and the sealing ring 43 is tightly attached to the inner wall of the air cannon body 1.

[0033] Furthermore, a positioning rod 13 is fixedly connected to one side of the piston plate 42 close to the primary connector 2 , the positioning rod 13 is movably connected to a positioning tube 14 , and an end of the positioning tube 14 is fixedly connected to the primary connector 2 .

[0034] It is worth noting that sliding blocks 15 are fixedly connected to both sides of the filter plate 103 , and sliding grooves 16 are provided at positions corresponding to the sliding blocks 15 on both sides of the placement cavity 102 , and the sliding grooves 16 are slidably connected to the sliding blocks 15 .

[0035] It is worth noting that a fixing screw hole 17 is provided on the fixing seat 101 at a position corresponding to the fixing bolt 105 , and the fixing screw hole 17 is threadedly connected to the fixing bolt 105 .

[0036] It is worth mentioning that the filter plate 103 includes a fixed shell 1031, which is filled with an adsorption filler 1032. Filter nets 1033 are provided on both sides of the fixed shell 1031. The adsorption filler 1032 is located between the two filter nets 1033, and the adsorption filler 1032 is set to a material such as activated carbon.

[0037] Among them, the hydraulic cylinder 41 is the existing technology and will not be described in detail; at the same time, the utility model also includes a power supply, a controller and a switch, which are not the main technical points of this patent and will not be described in detail.

[0038] Working principle and process: the air inlet connector 9 is connected to an external compressed air pump through a pipeline to inject air into the inner cavity of the air cannon body 1. When the injected air passes through the filter assembly 10 on the air inlet pipe 8, the filter screen 1033 and the adsorption filler 1032 can filter and adsorb particles such as dust in the injected air to prevent these impurities from being discharged into the material and thus polluting the material. The one-way valve 11 on the air inlet pipe 8 can prevent air backflow, which is more conducive to the compression of air in the air cannon body 1. After sufficient air is injected into the air cannon body 1, the hydraulic cylinder 41 of the pressure regulating assembly 4 is started, and then the piston plate 42 moves in the air cannon body 1, so that the pressure in the inner cavity of the air cannon body 1 changes to control the internal pressure, which is more conducive to the use of the air cannon. When the filter plate 103 needs to be cleaned or replaced, the fixing bolts 105 on the fixing plate 104 are unscrewed, and the fixing plate 104 together with the filter plate 103 can be removed for easy cleaning or replacement, which is conducive to the use of the air cannon.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pressure-regulated air cannon blockage clearing device, comprising an air cannon body (1), characterized in that: The two ends of the air cannon body (1) are respectively connected to a primary connector (2) and a secondary connector (3); the primary connector (2) is installed with a pressure regulating assembly (4); the secondary connector (3) is connected to a nozzle (5); the nozzle (5) is installed with a control valve (6); the end of the nozzle (5) is connected to a nozzle (7); the air cannon body (1) is connected to an air intake pipe (8); the end of the air intake pipe (8) is provided with an air intake joint (9); the air intake pipe (8) is respectively installed with a filter assembly (10) and a one-way valve (11); The filter assembly (10) comprises a fixing seat (101), a placement cavity (102) is provided in the fixing seat (101), a filter plate (103) is provided in the placement cavity (102), a fixing plate (104) is fixedly connected to the end of the filter plate (103), the fixing plate (104) is connected to the fixing seat (101) via fixing bolts (105), and a sealing gasket (106) is provided between the fixing plate (104) and the fixing seat (101).

2. The pressure regulating air cannon blockage clearing device according to claim 1 is characterized in that: The bottom of the air cannon body (1) is fixedly connected to a corresponding supporting seat (12).

3. The pressure regulating air cannon blockage clearing device according to claim 1 is characterized in that: The pressure regulating assembly (4) comprises a hydraulic cylinder (41), wherein the hydraulic cylinder (41) is mounted on a primary connector (2), wherein a piston rod of the hydraulic cylinder (41) is connected to a piston plate (42), wherein the piston plate (42) is arranged in an air cannon body (1), and a sealing ring (43) is arranged on the outer side of the piston plate (42), wherein the sealing ring (43) is in close contact with an inner wall of the air cannon body (1).

4. The pressure regulating air cannon blockage clearing device according to claim 3 is characterized in that: A positioning rod (13) is fixedly connected to one side of the piston plate (42) close to the primary connector (2), the positioning rod (13) is movably connected to a positioning tube (14), and the end of the positioning tube (14) is fixedly connected to the primary connector (2).

5. The pressure regulating air cannon blockage clearing device according to claim 1 is characterized in that: Sliding blocks (15) are fixedly connected to both sides of the filter plate (103), and sliding grooves (16) are provided at positions corresponding to the sliding blocks (15) on both sides of the placement cavity (102), and the sliding grooves (16) are slidably connected to the sliding blocks (15).

6. The pressure regulating air cannon blockage clearing device according to claim 1 is characterized in that: A fixing screw hole (17) is provided on the fixing seat (101) at a position corresponding to the fixing bolt (105), and the fixing screw hole (17) is threadedly connected to the fixing bolt (105).

7. The pressure regulating air cannon blockage clearing device according to claim 1 is characterized in that: The filter plate (103) comprises a fixed shell (1031), the fixed shell (1031) is filled with an adsorption filler (1032), filter screens (1033) are provided on both sides of the fixed shell (1031), and the adsorption filler (1032) is located between the two filter screens (1033).

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