Negative-pressure dust removal storage bin for powdery objects

Abstract

The utility model discloses a powdery object negative pressure dedusting storage bin which comprises a storage bin body, the top of the storage bin body is communicated with a first material guide pipe, the top of the first material guide pipe is communicated with a material collecting pipe, and a first control valve is installed on the first material guide pipe. When ground raw materials are conveyed into a material collecting pipe, dust in the material collecting pipe is conveyed into a dust collecting bag through a second draught fan, flying of the dust is avoided, when much dust is collected in the dust collecting bag, a cross rod is held, then a positioning rod is pulled, the positioning rod is moved out of a positioning groove, and when a protruding plate passes through a baffle, the positioning rod is moved out of the positioning groove. The transverse rod is rotated by 90 degrees to drive the positioning rods and the protruding plate to rotate, the protruding plate can be rotated to be right opposite to the baffle, the transverse rod is loosened, the protruding plate is driven to move under the resilience force of the spring, the protruding plate abuts against the baffle, and the positioning rods are retained in the cylinder; and the dust collecting bag can be taken down to clean the dust in the dust collecting bag.

Description

Technical Field

[0001] The utility model relates to the technical field of storage bins, in particular to a negative pressure dust removal storage bin for powdery objects. Background Art

[0002] Negative pressure dust removal storage silos for powdered objects are widely used in various industrial fields, especially in powder metallurgy, chemical industry, food processing and other industries. It can store a variety of fine particles and transport the objects from the silo to the required location through a conveying device, greatly improving the use efficiency of the objects.

[0003] At present, after the grinder in the production workshop grinds the raw materials, it is necessary to use a packaging machine to package the ground raw materials. The packaging machine is in a positive pressure state, which causes the bags to bulge and contain gas during filling, making it difficult to seal. In addition, the production workshop is easily filled with dust, affecting the operating environment. Utility Model Content

[0004] (I) Purpose of the utility model

[0005] In view of this, the purpose of the utility model is to propose a negative pressure dust removal storage bin for powdered objects. The technical problem to be solved is that after the grinder in the current production workshop grinds the raw materials, it is necessary to use a packaging machine to package the ground raw materials, and the packaging machine is in a positive pressure state, which causes the bags to bulge and contain gas during filling, making it difficult to seal, and the production workshop is easily filled with dust, affecting the operating environment.

[0006] (II) Technical solution

[0007] In order to achieve the above technical purpose, the utility model provides a negative pressure dust removal storage bin for powdered objects:

[0008] It includes a storage bin main body, the top of the storage bin main body is connected with a material guide pipe 1, the top of the material guide pipe 1 is connected with a collecting pipe, a control valve 1 is installed on the material guide pipe 1, the bottom of the storage bin main body is connected with a material guide pipe 2, and a control valve 2 is installed on the material guide pipe 2, a filling machine is arranged below the material guide pipe 2, a grinder and a fan 1 are arranged on one side of the filling machine, a conduit 1 is connected to the grinder discharge bin, and the end of the conduit 1 away from the grinder is connected to a feed pipe of the fan 1, a conduit 2 is connected to the discharge pipe of the fan 1, and the end of the conduit 2 away from the fan 1 is connected to the collecting pipe, a fan 2 is arranged on the other side of the filling machine, a conduit 3 is connected to the feed pipe of the fan 2, and the end of the conduit 3 away from the fan 2 is connected to the collecting pipe, a conduit 4 is connected to the discharge pipe of the fan 2, and a dust collecting component is arranged at one end of the conduit 4.

[0009] Preferably, the dust collecting assembly includes a dust collection bag, one end of the dust collection bag is connected to an air inlet pipe, the other end of the dust collection bag is connected to an exhaust pipe, and a dust filter is fixed in the exhaust pipe, and a connecting part for connecting the duct four and the air inlet pipe is provided between the duct four and the air inlet pipe.

[0010] Preferably, a mounting sleeve is fixed to one end of the air inlet pipe, a rubber pad is placed in the mounting sleeve, and the end of the conduit four can be embedded in the mounting sleeve.

[0011] Preferably, a plurality of card blocks are fixed at equal intervals along the radial direction on the outer side of the conduit, a plurality of card slots corresponding to the card blocks are opened at equal intervals on the mounting sleeve, and the plurality of card blocks can be embedded in the corresponding card slots.

[0012] Preferably, the connecting portion includes a positioning groove opened in the card block, and a plurality of cylindrical tubes are fixed at equal intervals along the radial direction of the outer side of the mounting sleeve, and a positioning rod is slidably connected inside the cylindrical tube, and the positioning rod passes through the mounting sleeve and slides inside the mounting sleeve, and the end of the positioning rod extending into the card groove can be embedded in the corresponding positioning groove, and a cross bar is fixed to the end of the positioning rod extending outside the cylindrical tube.

[0013] Preferably, two convex plates are fixed on the outer side of the positioning rod, a spring is sleeved on the outer side of the positioning rod, one end of the spring abuts against the inner wall of the cylindrical tube, and the other end of the spring abuts against the two convex plates.

[0014] Preferably, two baffles are fixed to the inner wall of the cylindrical tube.

[0015] It can be seen from the above technical scheme that the present application has the following beneficial effects: when the ground raw material is transported to the collecting pipe, the dust in the collecting pipe is transported to the dust collecting bag through the second fan, so as to avoid the flying of dust. When a lot of dust is collected in the dust collecting bag, hold the cross bar and then pull the positioning rod to move the positioning rod out of the positioning groove. When the convex plate passes through the baffle, rotate the cross bar ninety degrees to drive the positioning rod and the convex plate to rotate, so that the convex plate can be rotated to be opposite to the baffle. Release the cross bar to drive the convex plate to move under the rebound force of the spring and make the convex plate and the baffle resist each other, so that the positioning rod is retained in the cylindrical tube. By moving multiple positioning rods into the cylindrical tube in turn, the dust collecting bag can be removed to clean the dust inside it. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0017] Figure 1 A schematic diagram of the structure of a negative pressure dust removal storage bin for powdery objects provided by the utility model;

[0018] Figure 2 A schematic diagram of the partial structure of a negative pressure dust removal storage bin for powdery objects provided by the utility model;

[0019] Figure 3 A schematic diagram of the partial structure of the negative pressure dust removal storage bin for powdery objects provided by the utility model;

[0020] Figure 4 This is an enlarged schematic diagram of the partial structure of the negative pressure dust removal storage bin for powdery objects provided by the utility model;

[0021] Figure 5 This is an enlarged schematic diagram of the partial structure of the negative pressure dust removal storage bin for powdery objects provided by the utility model;

[0022] Figure 6 This is a structural schematic diagram of the positioning rod provided by the utility model.

[0023] Description of the drawings: 1. Storage bin body; 2. Collecting pipe; 3. Material guide pipe 1; 4. Control valve 1; 5. Grinding machine; 6. Fan 1; 7. Conduit 1; 8. Conduit 2; 9. Filling machine; 10. Material guide pipe 2; 11. Control valve 2; 12. Fan 2; 13. Conduit 3; 14. Conduit 4; 15. Dust collection bag; 16. Inlet pipe; 17. Exhaust pipe; 18. Dust filter; 19. Mounting sleeve; 20. Rubber pad; 21. Block; 22. Slot; 23. Positioning slot; 24. Cylinder; 25. Positioning rod; 26. Cross bar; 27. Convex plate; 28. Spring; 29. ​​Baffle. DETAILED DESCRIPTION

[0024] The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, and use. It should be understood that in all of these figures, the same or similar reference numerals indicate the same or similar parts and features. The various drawings only schematically represent the concepts and principles of the embodiments of the present disclosure, and do not necessarily show the specific dimensions and proportions of the various embodiments of the present disclosure. Specific parts in specific drawings may be exaggerated to illustrate the relevant details or structures of the embodiments of the present disclosure.

[0025] Reference Figure 1-6 :

[0026] The utility model provides a negative pressure dust removal storage bin for powdered objects, including a storage bin body 1, the top of the storage bin body 1 is connected to a guide pipe 3, the top of the guide pipe 3 is connected to a collecting pipe 2, a control valve 4 is installed on the guide pipe 3, the bottom of the storage bin body 1 is connected to a guide pipe 10, and a control valve 11 is installed on the guide pipe 10, a filling machine 9 is arranged below the guide pipe 10, a grinder 5 and a fan 6 are arranged on one side of the filling machine 9, and the grinder 5 is connected to the discharge bin There is a conduit 7, and the end of conduit 7 away from the grinder 5 is connected to the feed pipe of fan 16, the discharge pipe of fan 16 is connected with conduit 28, and the end of conduit 28 away from fan 16 is connected to the collecting pipe 2, fan 2 12 is arranged on the other side of the filling machine 9, the feed pipe of fan 2 12 is connected with conduit 3 13, and the end of conduit 3 13 away from fan 2 12 is connected to the collecting pipe 2, the discharge pipe of fan 2 12 is connected with conduit 4 14, and a dust collecting component is arranged on one end of conduit 4 14.

[0027] Among them, the dust collecting component includes a dust collecting bag 15, one end of the dust collecting bag 15 is connected to an air inlet pipe 16, the other end of the dust collecting bag 15 is connected to an exhaust pipe 17, and a dust filter 18 is fixed in the exhaust pipe 17, and a connecting part for connecting the duct four 14 and the air inlet pipe 16 is provided between the duct four 14 and the air inlet pipe 16.

[0028] When in use, after the raw materials are ground in the grinder 5, the ground raw materials are transported to the collecting pipe 2 through the fan 6, and then transported to the storage bin body 1 from the guide pipe 3, and then transported to the filling machine 9 from the guide pipe 2 for packaging. When the ground raw materials are transported to the collecting pipe 2, the dust in the collecting pipe 2 is transported to the dust collection bag 15 through the fan 2 12.

[0029] In addition, a mounting sleeve 19 is fixed at one end of the intake pipe 16, a rubber pad 20 is placed in the mounting sleeve 19, the end of the conduit 4 14 can be embedded in the mounting sleeve 19, a plurality of blocks 21 are fixed at equal intervals along the radial direction of the outer side of the conduit 4 14, a plurality of slots 22 corresponding to the blocks 21 are opened at equal intervals on the mounting sleeve 19, and the plurality of blocks 21 can be embedded in the corresponding slots 22, the connecting portion includes a positioning groove 23 opened in the block 21, a plurality of cylindrical tubes 24 are fixed at equal intervals along the radial direction of the outer side of the mounting sleeve 19, and the cylindrical tubes 24 A positioning rod 25 is connected to the inner sliding connection, and the positioning rod 25 passes through the mounting sleeve 19 and slides in the mounting sleeve 19, and the end of the positioning rod 25 extending into the slot 22 can be embedded in the corresponding positioning slot 23, and a cross bar 26 is fixed to the end of the positioning rod 25 extending outside the cylindrical tube 24, and two convex plates 27 are fixed to the outside of the positioning rod 25. A spring 28 is sleeved on the outside of the positioning rod 25, and one end of the spring 28 is against the inner wall of the cylindrical tube 24, and the other end of the spring 28 is against the two convex plates 27, and two baffles 29 are fixed to the inner wall of the cylindrical tube 24.

[0030] During use, when a lot of dust is collected in the dust collecting bag 15, it is necessary to remove the dust collecting bag 15 and pour out the dust in the dust collecting bag 15. Hold the cross bar 26 and then pull the positioning rod 25 to move the positioning rod 25 out of the positioning slot 23. When the convex plate 27 passes through the baffle 29, the cross bar 26 is rotated ninety degrees to drive the positioning rod 25 and the convex plate 27 to rotate, so that the convex plate 27 is rotated to be arranged opposite to the baffle 29. At this time, the cross bar 26 is released to drive the positioning rod 25 and the convex plate 27 to move under the rebound force of the spring 28, so that the convex plate 27 and the baffle 29 are against each other, that is, the positioning rod 25 is retained in the cylindrical tube 24. By moving multiple positioning rods 25 to the corresponding cylindrical tubes 24 in turn, the air inlet pipe 16 can be removed from the conduit 414, and the dust collecting bag 15 can be removed to clean the dust inside it.

[0031] The exemplary implementation scheme of the present disclosure is described in detail above with reference to the preferred embodiments. However, it can be understood by those skilled in the art that, without departing from the concept of the present disclosure, various modifications and variations can be made to the above-mentioned specific embodiments, and various technical features and structures proposed in the present disclosure can be combined in various ways without exceeding the protection scope of the present disclosure, which is determined by the attached claims.

Claims

1. A negative pressure dust removal storage bin for powdery objects, comprising a storage bin body (1), characterized in that: The top of the storage bin body (1) is connected to a material guide pipe (3), the top of the material guide pipe (3) is connected to a material collecting pipe (2), a control valve (4) is installed on the material guide pipe (3), the bottom of the storage bin body (1) is connected to a material guide pipe (10), and a control valve (11) is installed on the material guide pipe (10), a filling machine (9) is arranged below the material guide pipe (10), a grinding machine (5) and a fan (6) are arranged on one side of the filling machine (9), a conduit (7) is connected to the discharge bin of the grinding machine (5), and the conduit (7) is remotely connected to the discharge bin of the grinding machine (5). One end of the grinding machine (5) is connected to the feed pipe of the fan one (6), the discharge pipe of the fan one (6) is connected to the conduit two (8), and the end of the conduit two (8) away from the fan one (6) is connected to the collecting pipe (2), the other side of the filling machine (9) is provided with a fan two (12), the feed pipe of the fan two (12) is connected to the conduit three (13), and the end of the conduit three (13) away from the fan two (12) is connected to the collecting pipe (2), the discharge pipe of the fan two (12) is connected to the conduit four (14), and one end of the conduit four (14) is provided with a dust collecting component.

2. The negative pressure dust removal storage bin for powdery objects according to claim 1 is characterized in that: The dust collecting assembly comprises a dust collecting bag (15), one end of the dust collecting bag (15) is connected to an air inlet pipe (16), the other end of the dust collecting bag (15) is connected to an exhaust pipe (17), and a dust filter (18) is fixed in the exhaust pipe (17), and a connecting portion for connecting the duct four (14) and the air inlet pipe (16) is provided between the duct four (14) and the air inlet pipe (16).

3. The negative pressure dust removal storage bin for powdery objects according to claim 2 is characterized in that: A mounting sleeve (19) is fixed to one end of the air inlet pipe (16), a rubber pad (20) is placed in the mounting sleeve (19), and the end of the conduit four (14) can be embedded in the mounting sleeve (19).

4. The negative pressure dust removal storage bin for powdery objects according to claim 3 is characterized in that: A plurality of clamping blocks (21) are fixed at equal intervals along the radial direction on the outer side of the fourth conduit (14); a plurality of clamping grooves (22) corresponding to the clamping blocks (21) are provided at equal intervals on the mounting sleeve (19); and the plurality of clamping blocks (21) can be embedded in the corresponding clamping grooves (22).

5. The negative pressure dust removal storage bin for powdery objects according to claim 4, characterized in that: The connecting portion comprises a positioning groove (23) provided in the clamping block (21); a plurality of cylindrical tubes (24) are fixed at equal intervals along the radial direction of the outer side of the mounting sleeve (19); a positioning rod (25) is slidably connected in the cylindrical tube (24); the positioning rod (25) penetrates the mounting sleeve (19) and slides in the mounting sleeve (19); the end of the positioning rod (25) extending into the clamping groove (22) can be embedded in the corresponding positioning groove (23); and the end of the positioning rod (25) extending outside the cylindrical tube (24) is fixed with a cross bar (26).

6. The negative pressure dust removal storage bin for powdery objects according to claim 5, characterized in that: Two convex plates (27) are fixed on the outside of the positioning rod (25), and a spring (28) is sleeved on the outside of the positioning rod (25), and one end of the spring (28) abuts against the inner wall of the cylindrical tube (24), and the other end of the spring (28) abuts against the two convex plates (27).

7. The negative pressure dust removal storage bin for powdery objects according to claim 5, characterized in that: Two baffles (29) are fixed to the inner wall of the cylindrical tube (24).

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