CN219967617U - Unloading structure of dustless sand blasting machine - Google Patents

Abstract

The utility model relates to the technical field of sand blasters, and discloses a blanking structure of a dust-free sand blaster, which solves the problem that a sand valve and a nozzle are easy to be blocked due to uneven sand material size when the existing dust-free sand blaster is used for blanking. According to the utility model, the filter plate is arranged in the dust box, so that sand materials can be filtered, the electric push rod is driven to move upwards when excessive sand materials are piled on the filter plate, large-diameter sand materials on the filter plate roll downwards and are discharged through the corresponding discharge opening and finally fall into the bearing box, the sealing ring is arranged between the bearing box and the conveying pipeline, sand materials are prevented from leaking, sand materials entering the conveying pipeline can be filtered, sand materials with consistent sizes are prevented from blocking a sand valve on the conveying pipeline, the blanking quality is improved, the large-diameter sand materials on the filter plate can be cleaned timely, manual operation is not needed, and the filter plate is prevented from being blocked.

Description

Unloading structure of dustless sand blasting machine

Technical Field

The utility model relates to the technical field of sand blasters, in particular to a blanking structure of a dust-free sand blaster.

Background

The dust-free sand blasting machine is equipment for surface treatment, and sand particles are sprayed to the surface to be treated of the workpiece through compressed air, so that oxides, stains and scratches on the surface of the workpiece are removed, the dust-free sand blasting machine has certain cleanliness, and meanwhile, the dust-free sand blasting machine adopts a fully-closed structure, so that the health and safety of operators can be ensured, and the pollution caused by dust is reduced.

Through searching, the prior Chinese patent publication number is: CN211439583U, provides a dust-free sand blaster for building industry, through setting the air inlet of air compressor to link to each other with the gas outlet of filter for the air compressor is not directly to absorb surrounding air, thereby has avoided the air compressor to directly absorb surrounding air and has led to the raise dust in the environment, makes the environment unfavorable for the operation go on, works even can influence healthy in this environment for a long time, unfavorable for the progress of construction;

although the dust-free sandblasting machine of the above patent can reduce external dust pollution, the dust-free sandblasting machine has the following problems at the blanking position: foretell dust-free sand blasting machine is when sand material enters into the transportation pipeline from a sand storage section of thick bamboo and carries out the unloading, does not filter categorised inside sand material, and sand material self diameter size is different, if the sand material is not filtered and directly gets into pipeline, appears blocking up in the sand valve department of pipeline easily, influences normal sandblast, needs the frequent dismouting sand valve mediation pipeline of staff, reduces work efficiency, increases cost of maintenance to the major diameter sand material after filtering can not automatic discharge, needs the staff to shut down and takes out it.

Aiming at the problems, the novel design is carried out on the basis of the blanking structure of the original dust-free sand blasting machine.

Disclosure of Invention

The utility model aims to provide a blanking structure of a dust-free sand blasting machine, which adopts the device to work and is used for solving the problem that a sand valve and a nozzle are easy to be blocked due to uneven sand material size when the existing dust-free sand blasting machine is used for blanking.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the blanking structure of the dust-free sand blasting machine comprises a blanking barrel, a conveying pipeline and a sand blasting head, wherein a material receiving assembly for receiving filtered sand materials is connected to the outer side of the blanking barrel, a dust prevention assembly for avoiding large-area overflow of dust is connected to an opening at the bottom of the blanking barrel, and a sand material filtering assembly is arranged inside the dust prevention assembly;

the dustproof assembly comprises a dustproof box connected with the bottom opening of the blanking barrel, discharge openings are formed in two sides of the dustproof box, a sliding groove is further formed in the outer side of the blanking barrel, a telescopic plate is arranged in the sliding groove, and a shielding assembly is connected in the sliding groove in a sliding mode;

the shielding assembly comprises a sliding block which is in sliding connection with the inside of the chute, the bottom of the sliding block is connected with an electric push rod, and the electric push rod is connected with the inner wall of the chute;

the sand material filtering component comprises a filtering plate movably connected inside the dustproof box, two groups of filtering plates are arranged, a rubber plate is movably connected between the two groups of filtering plates, and the outer side of the rubber plate is connected with the sliding block.

Further, the bottom of the dust box is connected with the upper end of the conveying pipeline, a sand valve is arranged on the outer side of the conveying pipeline, and the tail end of the conveying pipeline is connected with the sand blasting head.

Further, the unloading section of thick bamboo upper end is connected with the sand storage section of thick bamboo, and sand storage section of thick bamboo one side is connected with the air compressor machine connecting tube to air compressor machine connecting tube end-to-end connection air compression equipment, the sand storage section of thick bamboo outside is provided with the observation window.

Further, connect the material subassembly including fixing the fixed lid in the unloading section of thick bamboo bottom outside, and the fixed lid outside is fixed with coupling assembling to the bottom of fixed lid is installed through coupling assembling and is accepted the box, accept the box cover and establish in the dust-proof case outside, and accept and be provided with the sealing washer between box and the transportation pipeline.

Further, the connecting component comprises a clamping rod fixed on the outer side of the fixed cover and a clamping hook movably connected on the outer side of the bearing box, the clamping hook and the clamping rod are mutually clamped, and a drying component is arranged inside the bearing box.

Further, drying component is including seting up the standing groove in accepting the inside of box, and the inside drying plate of having placed of standing groove to drying plate upper end is connected with the baffle, drying plate inside is provided with the drier.

Further, the sliding blocks are provided with two groups, the outer sides of the two groups of sliding blocks are connected with sand material shielding frames, the inner diameter width of the sand material shielding frames is larger than the width of the discharge opening, and the two groups of sand material shielding frames completely cover the discharge opening when the filter plates are in a horizontal shape.

Further, the upper end of the rubber plate is connected with a triangular flow guide block, the widths of the triangular flow guide block and the rubber plate are consistent, the triangular flow guide block is a member made of rubber, guide plates are fixed on two sides of an opening at the lower end of the dust box, and the guide plates incline towards the opening direction of the lower end of the dust box.

Compared with the prior art, the utility model has the following beneficial effects:

according to the blanking structure of the dust-free sand blasting machine, when the existing dust-free sand blasting machine is used for blanking, a sand valve and a nozzle are easy to be blocked due to uneven sand materials; according to the utility model, the filter plate is arranged in the dust box, so that sand materials can be filtered, when excessive sand materials are piled up on the filter plate, the electric push rod is driven to move upwards, the sliding block drives the sand material shielding frame and the rubber plate to be synchronously lifted, the rubber plate drives the filter plate to rotate around the fixed shaft, the two groups of filter plates stretch the rubber plate, so that the rubber plate is deformed to a certain extent, the filter plate is inclined outwards, the large-diameter sand materials on the filter plate just roll downwards and are discharged through the discharge port corresponding to the filter plate, finally, the filter plate falls into the bearing box, and a sealing ring is arranged between the bearing box and the conveying pipeline, so that sand materials are prevented from leaking, sand materials entering the conveying pipeline can be filtered, sand materials with consistent sizes are prevented from blocking the sand valve on the conveying pipeline, the blanking quality is improved, the large-diameter sand materials on the filter plate can be cleaned timely, manual operation is not needed, and the filter plate is prevented from being blocked.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a receiving assembly according to the present utility model;

FIG. 3 is a schematic diagram of a receiving assembly according to the present utility model;

FIG. 4 is a schematic view of a dust-proof assembly according to the present utility model;

FIG. 5 is a schematic view of the shielding assembly of the present utility model;

FIG. 6 is a schematic view of a sand filter assembly according to the present utility model;

FIG. 7 is a schematic diagram of a sand filter assembly according to the present utility model.

In the figure: 1. a blanking cylinder; 2. a transport pipe; 3. a blasting head; 4. a receiving assembly; 41. a fixed cover; 42. a receiving box; 43. a connection assembly; 431. a clamping rod; 432. a clamping hook; 44. a drying assembly; 441. a placement groove; 442. a drying plate; 443. a baffle; 5. a dust-proof assembly; 51. a dust box; 52. a discharge port; 53. a chute; 54. a telescoping plate; 6. a shielding assembly; 61. a sand shielding frame; 62. a sliding block; 63. an electric push rod; 7. an observation window; 8. a sand filtering component; 81. a filter plate; 82. a rubber plate; 83. triangular flow guiding blocks; 84. a guide plate; 9. a sand storage cylinder; 10. the air compressor is connected with the pipeline.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, a blanking structure of a dust-free sand blasting machine comprises a blanking barrel 1, a conveying pipeline 2 and a sand blasting head 3, wherein a material receiving component 4 for receiving filtered sand materials is connected to the outer side of the blanking barrel 1, a dust prevention component 5 for avoiding large-area overflow of dust is connected to an opening at the bottom of the blanking barrel 1, and a sand material filtering component 8 is arranged inside the dust prevention component 5;

the utility model is further described below with reference to examples.

Example 1:

referring to fig. 2 and 3, the bottom of the dust box 51 is connected with the upper end of the transporting pipe 2, a sand valve is arranged outside the transporting pipe 2, and the tail end of the transporting pipe 2 is connected with the sand blasting head 3, so that the normal ejection of sand materials can be ensured.

The lower feed cylinder 1 upper end is connected with a sand storage section of thick bamboo 9, and is connected with air compressor machine connecting tube 10 on one side of sand storage section of thick bamboo 9 to air compressor machine connecting tube 10 end-to-end connection is air compression equipment, and the sand storage section of thick bamboo 9 outside is provided with observation window 7, can compress the inside air of sand storage section of thick bamboo 9.

The material receiving assembly 4 comprises a fixed cover 41 fixed on the outer side of the bottom of the blanking barrel 1, a connecting assembly 43 is fixed on the outer side of the fixed cover 41, a receiving box 42 is installed on the bottom of the fixed cover 41 through the connecting assembly 43, the receiving box 42 is sleeved outside the dust box 51, a sealing ring is arranged between the receiving box 42 and the conveying pipeline 2, the fixed cover 41 and the receiving box 42 are in a detachable structure, and the staff can conveniently process sand materials inside the receiving box 42.

The connecting component 43 comprises a clamping rod 431 fixed on the outer side of the fixed cover 41 and a clamping hook 432 movably connected on the outer side of the receiving box 42, the clamping hook 432 and the clamping rod 431 are mutually clamped, the drying component 44 is arranged in the receiving box 42, and the dismounting and mounting work of the receiving box 42 is completed through the rotation of the clamping hook 432.

The drying component 44 comprises a placing groove 441 arranged in the receiving box 42, a drying plate 442 is placed in the placing groove 441, a baffle 443 is connected to the upper end of the drying plate 442, a drying agent is arranged in the drying plate 442, moisture brought by compressed air is reduced, and sand materials are prevented from being stuck to the inner wall of the conveying pipeline 2 due to the fact that the moisture is large.

Specifically, be fixed with fixed lid 41 in the unloading section of thick bamboo 1 outside, and fixed lid 41 both sides are fixed with clamping lever 431, rotatory hook 432 of accepting box 42 outside swing joint, thereby accomplish the installation work of fixed lid 41 and accepting box 42 with clamping lever 431, otherwise will accept box 42 and dismantle, make things convenient for the staff to collect and accept the inside major diameter sand material of box 42, can concentrate and accomodate major diameter sand material, secondly accept box 42 cover can prevent the dust and spill over when discharging major diameter sand material at dust-proof box 51, avoid polluting surrounding environment, and two sets of standing grooves 441 have been seted up in accepting box 42 inside, the inside drying plate 442 of having placed of standing groove 441, drying plate 442 is inside to be provided with the drier, can produce a certain amount of moisture when air compressor machine compresses sand storage section of thick bamboo 9 inside air, moisture in the drying plate 442 can absorb the air, avoid sand material absorption moisture to lead to the sand material to glue at the transportation pipeline 2 inner wall because of moist reason when unloading, reduce transportation pipeline 2 jam possibility, improve the quality of sand material unloading.

Example 2:

referring to fig. 4-7, the dust-proof assembly 5 includes a dust-proof box 51 connected to the bottom opening of the blanking barrel 1, and two sides of the dust-proof box 51 are provided with a discharge opening 52, the outside of the blanking barrel 1 is further provided with a chute 53, and a expansion plate 54 is disposed inside the chute 53, and the inside of the chute 53 is slidably connected with a shielding assembly 6, so that the filtered sand can be discharged through the discharge opening 52.

The shielding assembly 6 comprises a sliding block 62 which is slidably connected inside the sliding groove 53, an electric push rod 63 is connected to the bottom of the sliding block 62, the electric push rod 63 is connected with the inner wall of the sliding groove 53, and the sliding block 62 is driven to move up and down through the electric push rod 63.

The sand filtering component 8 comprises two groups of filtering plates 81 movably connected inside the dust box 51, rubber plates 82 are movably connected between the two groups of filtering plates 81, the outer sides of the rubber plates 82 are mutually connected with the sliding blocks 62, the filtering plates 81 can stretch the rubber plates 82 when rotating around a fixed shaft, and gaps are reserved between the two groups of filtering plates 81.

The two sets of sliding blocks 62 are arranged, the outer sides of the two sets of sliding blocks 62 are connected with a sand shielding frame 61, the inner diameter width of the sand shielding frame 61 is larger than the width of the discharge opening 52, when the two sets of filter plates 81 are in a horizontal shape, the sand shielding frame 61 completely covers the discharge opening 52, and in a non-discharge state, the sand shielding frame 61 shields the discharge opening 52.

The upper end of the rubber plate 82 is connected with a triangular flow guide block 83, the widths of the triangular flow guide block 83 and the rubber plate 82 are consistent, the triangular flow guide block 83 is made of rubber, guide plates 84 are fixed on two sides of an opening at the lower end of the dust box 51, and the guide plates 84 incline towards the opening direction of the lower end of the dust box 51.

Specifically, the bottom opening of the blanking cylinder 1 is connected with the upper end opening of the dust box 51, sand material directly enters the dust box 51, two groups of filter plates 81 are movably connected in the dust box 51, a group of rubber plates 82 are movably connected between the two groups of filter plates 81, a triangular guide block 83 is fixed at the upper end of the rubber plates 82, the sand material firstly contacts with the triangular guide block 83, rolls onto the two groups of filter plates 81 along the inclined plane of the triangular guide block 83, the two groups of filter plates 81 filter the sand material, so that the sand material with large diameter is prevented from entering the conveying pipeline 2, the sand material with the diameter smaller than the diameter of the filter holes formed by the filter plates 81 moves downwards and enters the conveying pipeline 2 connected with the bottom of the dust box 51, finally is sprayed out through the sand blasting head 3, a guide plate 84 is arranged on the bottom surface of the dust box 51, the sand material is prevented from staying at the right angle of the dust box 51, and the normal work of the filter plates 81 is prevented from being influenced by excessively accumulating large-diameter sand material on the two groups of filter plates 81, the electric push rod 63 can be driven to move upwards, the electric push rod 63 is connected with the sliding block 62, the sliding block 62 moves upwards along the sliding groove 53, the expansion plate 54 in the sliding groove 53 is pushed to be gradually recovered, the sliding block 62 drives the sand shielding frame 61 and the rubber plate 82 to be synchronously lifted, the rubber plate 82 drives the filter plates 81 to rotate around the fixed shaft, the two groups of filter plates 81 elongate the rubber plate 82, the rubber plate 82 deforms to a certain extent, the filter plates 81 incline outwards at the moment, the large-diameter sand on the filter plates 81 just rolls downwards and is discharged through the discharge openings 52 corresponding to the filter plates, finally falls into the bearing box 42, a sealing ring is arranged between the bearing box 42 and the conveying pipeline 2 to prevent the sand from leaking, sand entering the conveying pipeline 2 can be filtered, sand with consistent size is prevented from blocking the sand valve on the conveying pipeline 2, improve the quality of unloading to can in time clear up the major diameter sand material on the filter 81, need not manual operation, avoid filter 81 to block up.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a blanking structure of dustless sand blasting machine, includes unloading section of thick bamboo (1), transportation pipeline (2) and sandblast head (3), its characterized in that: the outer side of the blanking barrel (1) is connected with a material receiving component (4) for receiving the filtered sand material, a dust prevention component (5) for preventing dust from overflowing in a large area is connected with an opening at the bottom of the blanking barrel (1), and a sand material filtering component (8) is arranged in the dust prevention component (5);

the dustproof assembly (5) comprises a dustproof box (51) connected to the bottom opening of the blanking barrel (1), discharge openings (52) are formed in two sides of the dustproof box (51), a sliding groove (53) is formed in the outer side of the blanking barrel (1), a telescopic plate (54) is arranged in the sliding groove (53), and a shielding assembly (6) is connected in the sliding groove (53) in a sliding mode;

the shielding assembly (6) comprises a sliding block (62) which is connected inside the sliding groove (53) in a sliding way, the bottom of the sliding block (62) is connected with an electric push rod (63), and the electric push rod (63) is connected with the inner wall of the sliding groove (53);

sand material filtration subassembly (8) are including swing joint at inside filter (81) of dust proof case (51), and filter (81) are provided with two sets of to swing joint has rubber slab (82) between two sets of filter (81), rubber slab (82) outside and sliding block (62) interconnect.

2. The blanking structure of a dust-free blasting machine according to claim 1, wherein: the bottom of the dust box (51) is connected with the upper end of the conveying pipeline (2), a sand valve is arranged on the outer side of the conveying pipeline (2), and the tail end of the conveying pipeline (2) is connected with the sand blasting head (3).

3. The blanking structure of a dust-free blasting machine according to claim 2, wherein: the sand storage device is characterized in that the upper end of the blanking barrel (1) is connected with a sand storage barrel (9), one side of the sand storage barrel (9) is connected with an air compressor connecting pipeline (10), the tail end of the air compressor connecting pipeline (10) is connected with air compression equipment, and an observation window (7) is arranged on the outer side of the sand storage barrel (9).

4. The blanking structure of a dust-free blasting machine according to claim 1, wherein: the material receiving assembly (4) comprises a fixed cover (41) fixed on the outer side of the bottom of the blanking barrel (1), a connecting assembly (43) is fixed on the outer side of the fixed cover (41), a receiving box (42) is installed at the bottom of the fixed cover (41) through the connecting assembly (43), the receiving box (42) is sleeved outside the dust box (51), and a sealing ring is arranged between the receiving box (42) and the conveying pipeline (2).

5. The blanking structure of a dust-free blasting machine according to claim 4, wherein: the connecting assembly (43) comprises a clamping rod (431) fixed on the outer side of the fixed cover (41) and a clamping hook (432) movably connected on the outer side of the bearing box (42), the clamping hook (432) and the clamping rod (431) are mutually clamped, and a drying assembly (44) is arranged inside the bearing box (42).

6. The blanking structure of a dust-free blasting machine according to claim 5, wherein: the drying assembly (44) comprises a placing groove (441) arranged in the receiving box (42), a drying plate (442) is placed in the placing groove (441), a baffle plate (443) is connected to the upper end of the drying plate (442), and a drying agent is arranged in the drying plate (442).

7. The blanking structure of a dust-free blasting machine according to claim 1, wherein: the two groups of sliding blocks (62) are arranged, the outer sides of the two groups of sliding blocks (62) are connected with sand shielding frames (61), the inner diameter width of each sand shielding frame (61) is larger than the width of each discharge opening (52), and the two groups of sand shielding frames (61) completely cover the discharge openings (52) when the filter plates (81) are in a horizontal shape.

8. The blanking structure of a dust-free blasting machine according to claim 1, wherein: the dust-proof device is characterized in that the upper end of the rubber plate (82) is connected with a triangular flow guide block (83), the widths of the triangular flow guide block (83) and the rubber plate (82) are consistent, the triangular flow guide block (83) is a rubber member, guide plates (84) are fixed on two sides of the lower end opening of the dust-proof box (51), and the guide plates (84) incline towards the lower end opening direction of the dust-proof box (51).