Dust removal device for shot blasting machine

Abstract

The utility model relates to the technical field of dust removal devices, and discloses a dust removal device for a shot blasting machine, the dust removal device comprises a filter box, an air inlet is formed in one side of the filter box, an air inlet cover is fixedly connected to the air inlet through bolts, three air inlet pipes with first manual valves are arranged on one side of the air inlet cover in a communicating mode, and an air suction hose is fixedly connected to one end of each air inlet pipe; an air outlet is formed in the other side of the filter box and fixedly connected with an air outlet pipeline, a baffle is fixedly connected to the middle of the inner top of the filter box, a spraying dust falling mechanism is arranged on one side of the baffle, and an electrostatic dust falling mechanism is arranged on the other side of the baffle; according to the shot blasting machine, by arranging the spraying and dust falling mechanism and the electrostatic dust falling mechanism, dust sucked into the shot blasting machine can be subjected to first-time dust falling through the spraying and dust falling mechanism, then air subjected to first-time dust falling is subjected to second-time dust falling through the electrostatic dust falling mechanism, and after dust contained in the air is completely removed, clean air is discharged; the efficient dust removal effect is achieved.

Description

Technical Field

[0001] The present application relates to the technical field of dust removal devices, and in particular to a dust removal device for a shot blasting machine. Background Art

[0002] In the metal processing industry, shot blasting machines are commonly used as surface treatment equipment, widely used to remove rust, scale and other impurities on the metal surface. However, a large amount of dust and particles will be generated during the shot blasting process, which not only pollutes the working environment, but also inhales such dust for a long time, which will cause harm to the health of operators. Therefore, dust removal devices are needed to remove dust.

[0003] Existing dust removal devices often have low dust removal efficiency and are difficult to operate. In addition, large-scale dust removal equipment can only remove dust from one shot blasting machine, which greatly wastes equipment and power resources. Therefore, there is a large room for improvement.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the above-mentioned problems, the present application provides a dust removal device for a shot blasting machine.

[0006] The dust removal device for a shot blasting machine provided in this application adopts the following technical solution:

[0007] A dust removal device for a shot blasting machine comprises a filter box, a bottom of the filter box is fixedly connected to a support frame, one side of the filter box is provided with an air inlet, the air inlet is fixedly connected to an air inlet cover by bolts, one side of the air inlet cover is connected with three air inlet pipes with a manual valve, one end of the air inlet pipe is fixedly connected to an air suction hose, the other side of the filter box is provided with an air outlet, the air outlet is fixedly connected to an air outlet duct, a baffle is fixedly connected to the middle part of the inner top of the filter box, a spray dust reduction mechanism is provided on one side of the baffle, and an electrostatic dust reduction mechanism is provided on the other side of the baffle.

[0008] Preferably, the spray dust suppression mechanism includes a water tank, a booster pump, a water outlet pipe and a centrifugal nozzle, the top of the filter box is fixedly connected to the water tank, the output end of the booster pump is fixedly connected to the top of the water tank, one end of the water outlet pipe is connected to the water tank, and the four pipe openings at the other end of the water outlet pipe are respectively fixedly connected to the centrifugal nozzles.

[0009] Preferably, the electrostatic dust reduction mechanism includes a frequency converter box, a negative ion generator and a dust removal plate. The top of the filter box is fixedly connected to the frequency converter box, the negative ion generator is fixedly connected to the inner top wall of the filter box through a bracket, the bottom of the negative ion generator is fixedly connected to the dust removal plate, and the frequency converter box is electrically connected to the negative ion generator.

[0010] Preferably, both ends of the air suction hose are fixedly connected to flanges, the air suction hose is fixedly connected to the air inlet pipe via the flange, and the air outlet duct is fixedly connected to the air outlet via the flange.

[0011] Preferably, two liquid outlet pipes with manual valves 2 are connected to the bottom of one side of the filter box.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] 1. By setting up a spray dust reduction mechanism and an electrostatic dust reduction mechanism, the dust sucked into the shot blasting machine can be firstly subjected to the spray dust reduction mechanism for the first dust reduction, and then the air subjected to the first dust reduction can be subjected to the second dust reduction through the electrostatic dust reduction mechanism, and the dust contained in the air can be completely removed before the clean air is discharged; compared with the existing technology, it has the effect of efficient dust removal;

[0014] 2. By setting three suction hoses, an appropriate number of suction hoses can be selected according to the number of shot blasting machines, and one end of the suction hose is fixedly connected to the air outlet of the corresponding shot blasting machine. A maximum of three shot blasting machines can be connected, so that dust can be removed from multiple shot blasting machines simultaneously, saving equipment resources; compared with the existing technology, it has the effect of synchronously removing dust from multiple shot blasting machines. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall left side structure of the embodiment of the application;

[0016] Figure 2 It is a schematic diagram of the internal structure of an embodiment of the application;

[0017] Figure 3 It is a schematic diagram of the overall right side structure of the application embodiment.

[0018] Explanation of the reference numerals in the accompanying drawings: 1. filter box; 2. support frame; 3. baffle; 4. water tank; 5. booster pump; 6. water outlet pipe; 7. centrifugal nozzle; 8. frequency conversion box; 9. negative ion generator; 10. air inlet hood; 11. air inlet pipe; 12. manual valve one; 13. flange; 14. air suction hose; 15. air outlet duct; 16. liquid outlet pipe; 17. manual valve two; 18. dust removal plate. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-3This application is described in further detail.

[0020] The present application embodiment discloses a dust removal device for a shot blasting machine, referring to Figure 1-Figure 3 , including a filter box 1, the bottom of the filter box 1 is fixedly connected to a support frame 2, the support frame 2 plays a role of stabilizing the support of the filter box 1, an air inlet is provided on one side of the filter box 1, the air inlet is fixedly connected to an air inlet cover 10 by bolts, one side of the air inlet cover 10 is connected to three air inlet pipes 11 with manual valves 12, one end of the air inlet pipe 11 is fixedly connected to an air suction hose 14, an air outlet is provided on the other side of the filter box 1, the air outlet is fixedly connected to an air outlet duct 15, a baffle 3 is fixedly connected to the middle part of the inner top of the filter box 1, a spray dust reduction mechanism is provided on one side of the baffle 3, and an electrostatic dust reduction mechanism is provided on the other side of the baffle 3, the air outlet duct 15 is connected to the centrifugal fan The input end of the fan is fixedly connected. According to the number of shot blasting machines, a suitable number of suction hoses 14 are selected, and one end of the suction hose 14 is fixedly connected to the air outlet of the corresponding shot blasting machine. A maximum of three shot blasting machines can be connected. The manual valve 12 corresponding to the suction hose 14 is manually opened, and the centrifugal fan is started through an external controller. The centrifugal fan generates a strong adsorption force, and the dust and waste chips in the shot blasting machine are sucked into the filter box 1 through the suction hose 14 and the air inlet pipe 11. After the double dust reduction of the spray dust reduction mechanism and the electrostatic dust reduction mechanism, the clean air is sucked out through the outlet duct 15 and discharged into the atmosphere, so that multiple shot blasting machines can be efficiently dust-removed simultaneously.

[0021] Reference Figure 1 and Figure 2 The spray dust reduction mechanism includes a water tank 4, a booster pump 5, a water outlet pipe 6 and a centrifugal nozzle 7. The top of the filter box 1 is fixedly connected to the water tank 4, the output end of the booster pump 5 is fixedly connected to the top of the water tank 4, one end of the water outlet pipe 6 is communicated with the water tank 4, and the four pipe openings at the other end of the water outlet pipe 6 are respectively fixedly connected to the centrifugal nozzle 7. The external controller is manually operated to start the booster pump 5 to pressurize the water in the water tank 4, and open the four centrifugal nozzles 7 to pressurize the water in the water tank 4 and enter the water outlet pipe 6, and is sprayed out through the four centrifugal nozzles 7 to perform the first dust reduction on the air containing dust.

[0022] Reference Figure 2The electrostatic dust reduction mechanism includes a frequency conversion box 8, a negative ion generator 9 and a dust removal plate 18. The top of the filter box 1 is fixedly connected to the frequency conversion box 8, the negative ion generator 9 is fixedly connected to the inner top wall of the filter box 1 through a bracket, and the bottom of the negative ion generator 9 is fixedly connected to the dust removal plate 18. The frequency conversion box 8 is electrically connected to the negative ion generator 9, and the frequency conversion box 8 converts the frequency of the external power supply for use by the negative ion generator 9. The air after dust reduction by the spray dust reduction mechanism enters the right side of the baffle 3, and the negative ion generator 9 is fixed to the right side of the filter box 1 through a bracket, ensuring that the negative charge generated by the dust removal plate 18 can fully contact the air carrying dust. The negatively charged negative ions generated by the dust removal plate 18 are electrode-neutralized with the positively charged dust particles in the dust-carrying air, and the second dust reduction is performed, so that the dust particles are naturally deposited at the bottom of the filter box 1, mixed with the bottom water, and then discharged.

[0023] Reference Figure 1 and Figure 3 Both ends of the suction hose 14 are fixedly connected to the flange 13, the suction hose 14 is fixedly connected to the air inlet pipe 11 through the flange 13, the suction hose 14 is fixedly connected to the air outlet of the shot blasting machine through the flange 13, the flange 13 can make the two ends of the suction hose 14 more tightly connected to the air inlet pipe 11 and the shot blasting machine respectively to prevent air leakage, the air outlet duct 15 of the air inlet pipe 11 is fixedly connected to the air outlet through the flange 13, and the flange 13 makes the air outlet duct 15 more tightly connected to the air outlet of the filter box 1.

[0024] Reference Figure 1 The bottom of one side of the filter box 1 is connected to two liquid outlet pipes 16 with manual valves 17. A waste liquid mechanism can be placed at the bottom of the liquid outlet pipes 16. After the dust removal device is started, the two liquid outlet pipes 16 are manually opened to quickly discharge the waste liquid in the filter box 1.

[0025] The implementation principle of a dust removal device for a shot blasting machine in the embodiment of the present application is as follows: by setting a spray dust reduction mechanism, an electrostatic dust reduction mechanism and three suction hoses 14, the air outlet duct 15 can be fixedly connected to the input end of the centrifugal fan. According to the number of shot blasting machines, a suitable number of suction hoses 14 are selected, and one end of the suction hose 14 is fixedly connected to the air outlet of the corresponding shot blasting machine. A maximum of three shot blasting machines can be connected. The manual valve 12 corresponding to the suction hose 14 is manually opened, and the centrifugal fan is started through an external controller. The centrifugal fan generates a strong adsorption force, and the dust and waste chips in the shot blasting machine are sucked into the filter box 1 through the suction hose 14 and the air inlet pipe 11. The external controller is manually operated to start the booster pump 5 and the water supply tank 4, open four centrifugal nozzles 7, so that the water in the water tank 4 is pressurized and enters the water outlet pipe 6, and is sprayed out through the four centrifugal nozzles 7 to perform the first dust reduction on the air with dust. The air after dust reduction by the spray dust reduction mechanism enters the right side of the baffle 3, and the negatively charged negative ions generated by the dust removal plate 18 are electrode-neutralized with the positively charged dust particles in the dust-laden air, and the second dust reduction is performed to make the dust particles naturally settle to the bottom of the filter box 1 and mix with the bottom water. A waste liquid mechanism is placed at the bottom of the liquid outlet pipe 16. After the dust removal device is started, the two liquid outlet pipes 16 are manually opened to quickly discharge the waste liquid in the filter box 1, which has the effect of high-efficiency dust removal and synchronous dust removal of multiple shot blasting machines.

[0026] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0027] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0028] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0029] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A dust removal device for a shot blasting machine, comprising a filter box (1), characterized in that: The bottom of the filter box (1) is fixedly connected to a support frame (2); one side of the filter box (1) is provided with an air inlet, and the air inlet is fixedly connected to an air inlet cover (10) by bolts; one side of the air inlet cover (10) is connected to three air inlet pipes (11) with manual valves (12); one end of the air inlet pipe (11) is fixedly connected to an air suction hose (14); the other side of the filter box (1) is provided with an air outlet, and the air outlet is fixedly connected to an air outlet duct (15); a baffle (3) is fixedly connected to the middle part of the inner top of the filter box (1); a spray dust reduction mechanism is provided on one side of the baffle (3), and an electrostatic dust reduction mechanism is provided on the other side of the baffle (3).

2. A dust removal device for a shot blasting machine according to claim 1, characterized in that: The spray dust suppression mechanism comprises a water tank (4), a booster pump (5), a water outlet pipe (6) and a centrifugal nozzle (7); the top of the filter box (1) is fixedly connected to the water tank (4); the output end of the booster pump (5) is fixedly connected to the top of the water tank (4); one end of the water outlet pipe (6) is in communication with the water tank (4); and four pipe openings at the other end of the water outlet pipe (6) are respectively fixedly connected to the centrifugal nozzle (7).

3. A dust removal device for a shot blasting machine according to claim 1, characterized in that: The electrostatic dust reduction mechanism comprises a frequency conversion box (8), a negative ion generator (9) and a dust removal plate (18); the top of the filter box (1) is fixedly connected to the frequency conversion box (8); the negative ion generator (9) is fixedly connected to the inner top wall of the filter box (1) via a bracket; the bottom of the negative ion generator (9) is fixedly connected to the dust removal plate (18); and the frequency conversion box (8) is electrically connected to the negative ion generator (9).

4. A dust removal device for a shot blasting machine according to claim 1, characterized in that: Both ends of the air suction hose (14) are fixedly connected to the flange (13); the air suction hose (14) is fixedly connected to the air inlet pipe (11) via the flange (13); and the air outlet duct (15) is fixedly connected to the air outlet via the flange (13).

5. A dust removal device for a shot blasting machine according to claim 1, characterized in that: Two liquid outlet pipes (16) with manual valves (17) are provided at the bottom of one side of the filter box (1).

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