CN211838403U - A dust-proof device for machine-made sand production - Google Patents

Abstract

The utility model discloses a dust keeper is used in machine-made sand production, including discharging pipe, dust cover, dust collection box, the outer table wall of discharging pipe one end opening part cup joints and is fixed with the dust cover, the inside welding of dust cover has the filter screen, the bottom of discharging pipe runs through the filter screen and extends to the outside, the last bolt fastening of dust collection box has the fan, the fan passes through outlet duct and dust collection box turn-on connection, the fan passes through pipe and dust cover turn-on connection. The utility model discloses in, this dust keeper is used in machine-made sand production is provided with the dust cover in the outside of discharging pipe, and the dust cover passes through the fan on pipe and the dust collection box turn-on connection, and the fan is through first outlet duct and dust collection box turn-on connection, at the in-process that uses, through the suction that the fan produced, can arrange the dust air absorption that the material produced with the discharging pipe and transmit the dust collection box in the processing, effectually prevents that the discharging pipe row material from producing dust air pollution environment.

Description

A dust-proof device for machine-made sand production

technical field

The utility model relates to the technical field of machine-made sand, in particular to a dust-proof device for the production of machine-made sand.

Background technique

Machine-made sand refers to sand processed by sand making machines and other auxiliary equipment. The finished products are more regular, and can be processed into sand of different rules and sizes according to different process requirements, which can better meet daily needs. Machine-made sand requires professional equipment to produce qualified sand and gravel. Machine-made sand and mixed sand are mainly used in construction, municipal, transportation, and other construction projects with C60 and below strength grades. When meeting the corresponding technical requirements , It can also be used in concrete projects such as ports and water conservancy. Machine-made sand should be prepared with plastic concrete. Mixed sand should be prepared with plastic, high fluidity and pumping construction concrete.

At present, in the process of processing and production of the existing machine-made sand, in the process of discharging the sand into the receiving bin through the discharge pipe, dust and air will be generated under the action of gravity and wind, thus causing environmental pollution. The existing mechanism In the process of sand processing and production, there is a lack of a structure to remove dust from the dust and air generated when the discharge pipe discharges the sand into the receiving bin, so it cannot meet the needs of users.

Utility model content

The purpose of the utility model is to solve the shortcomings of the prior art, and propose a dust-proof device for the production of machine-made sand.

In order to achieve the above purpose, the utility model adopts the following technical solutions: a dust-proof device for machine-made sand production, comprising a discharge pipe, a dust-proof cover, and a dust-collecting box;

A dust cover is sleeved and fixed on the outer wall of the opening at one end of the discharge pipe, a filter screen is welded inside the dust cover, and the bottom end of the discharge pipe extends through the filter screen to the outside;

A fan is fixed with bolts on the dust collecting box, the fan is connected with the dust collecting box through the first air outlet pipe, and the fan is connected with the dust cover through a duct.

Preferably, the bottom of the dust cover is provided with a snap cover, the bottom outer wall of the snap cover is provided with a snap slot, the interior of the snap slot is provided with a clamping plate, and the outer wall of the snap cover The upper thread is connected with a threaded rod that penetrates the clamping groove and is fixedly connected to the clamping plate, and a bearing is sleeved at the connection between the threaded rod and the clamping plate.

Preferably, a second air outlet pipe is conductively connected to the dust collection box, and a filter cover is welded inside the dust collection box at the connection between the second air outlet pipe and the dust collection box.

Preferably, a discharge port is provided on the front surface of the dust collecting box, and a sealing door is rotatably connected to the front surface of the dust collecting box at the position of the discharge port.

Preferably, the conduit is an elastically stretchable structure made of plastic material.

Compared with the prior art, the beneficial effects of the present utility model are:

1. In the present utility model, the dust-proof device used in the production of machine-made sand is provided with a dust-proof cover on the outside of the discharge pipe. It is connected with the dust collecting box. In the process of use, the dust air generated by the discharge pipe can be sucked and transferred to the dust collecting box through the suction generated by the fan, which can effectively prevent the dust from discharging from the discharge pipe. Air pollution environment.

2. In the present utility model, the dust-proof device used in the production of machine-made sand is provided with a filter screen in the dust-proof cover, which can prevent the large and light impurities in the discharge pipe from being sucked into the pipe and cause the pipe to be blocked. Stability of duct and fan usage.

3. In this utility model, the dust-proof device for machine-made sand production is provided with a snap-on cover at the bottom end of the dust-proof cover. Under the setting of the cover and the snap cover, a closed space is formed between the discharge pipe and the material receiving bin set below the discharge pipe, which can ensure that the dust and air generated by the discharge from the discharge pipe will not be directly emitted into the air, and the It can be transmitted to the dust box for collection through the conduit, which improves the dust-proof effect of the dust-proof device used in the production of machine-made sand.

Description of drawings

Fig. 1 is the structural representation of a kind of dustproof device for machine-made sand production proposed by the utility model;

Figure 2 is a schematic diagram of the bottom structure of a snap-on cover of a dust-proof device for machine-made sand production proposed by the utility model;

FIG. 3 is a schematic structural diagram of a dust collecting box of a dust-proof device for machine-made sand production proposed by the utility model.

illustration:

1. Discharge pipe; 2. Dust cover; 3. Filter; 4. Clip cover; 5. Conduit; 6. Fan; 7. The first air outlet; 8. Dust box; 9. Discharge port; 10. Sealing door; 11. Second air outlet; 12. Card slot; 13. Clamping plate; 14. Threaded rod; 15. Bearing; 16. Filter cover.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation to the present invention; the terms "first", "second" and "third" are only used for descriptive purposes and should not be construed as indicating or implying relative importance; in addition, Unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection, an indirect connection through an intermediate medium, or an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

1-3, a dust-proof device for machine-made sand production includes a discharge pipe 1, a dust cover 2, and a dust box 8;

A dust cover 2 is sleeved and fixed on the outer wall of the opening at one end of the discharge pipe 1, a filter screen 3 is welded inside the dust cover 2, and the bottom end of the discharge pipe 1 extends through the filter screen 3 to the outside;

A fan 6 is fixed with bolts on the dust collecting box 8 . The fan 6 is connected to the dust collecting box 8 through the first air outlet pipe 7 , and the fan 6 is connected to the dust cover 2 through the duct 5 .

The bottom of the dust cover 2 is provided with a snap cover 4, the bottom outer wall of the snap cover 4 is provided with a snap slot 12, the inside of the snap slot 12 is provided with a clamping plate 13, and the outer wall of the snap cover 4 is threadedly connected. A threaded rod 14 is fixedly connected to the clamping plate 13 through the slot 12, and a bearing 15 is sleeved at the connection between the threaded rod 14 and the clamping plate 13. The setting of the bearing 15 makes the rotation of the threaded rod 14 drive the clamping plate 13 to move. , the clamping plate 13 will not be driven to rotate.

The dust collecting box 8 is connected with a second air outlet pipe 11. The connection between the second air outlet pipe 11 and the dust collecting box 8 is located inside the dust collecting box 8, and a filter cover 16 is welded. The front surface of the dust collecting box 8 is provided with an outlet. A sealing door 10 is rotatably connected to the discharge port 9 on the front surface of the dust collecting box 9 . The discharge port 9 is provided for cleaning the dust collected inside the dust collecting box 8 .

The conduit 5 is an elastically stretchable structure made of plastic material.

Working principle: When in use, firstly snap the slot 12 opened at the bottom of the snap cover 4 to the corner of the opening at the top of the bin under the discharge pipe 1, and rotate the threaded rod 14 to drive the clamping plate 13 to move, and the snap The cover 4 is clamped and fixed with the receiving bin, and it can be used at this time. Turn on the fan 6 when in use. When the discharge pipe 1 discharges material to the receiving bin, dust air is generated. At this time, under the action of the fan 6, the dust The air will be discharged into the dust collecting box 8 through the conduit 5 and the first air outlet pipe 7 for collection, and the dust air will be filtered through the filter cover 16 and then discharged from the second air outlet pipe 11 .

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. A dustproof device for machine-made sand production, characterized in that it comprises a discharge pipe (1), a dust cover (2), and a dust collecting box (8); A dust cover (2) is sleeved and fixed on the outer wall of the opening at one end of the discharge pipe (1), and a filter screen (3) is welded inside the dust cover (2). The discharge pipe (1) The bottom end extends through the filter screen (3) to the outside; The dust collecting box (8) is bolted with a fan (6), the fan (6) is connected to the dust collecting box (8) through a first air outlet pipe (7), and the fan (6) passes through a duct (5) Connect with the dust cover (2). 2. A dust-proof device for machine-made sand production according to claim 1, characterized in that a snap-on cover (4) is provided at the bottom of the dust-proof cover (2), and the snap-on cover (4) A clamping slot (12) is opened on the outer wall of the bottom of the casing, a clamping plate (13) is arranged inside the clamping slot (12), and a through clamping slot (12) is threaded on the outer wall of the clamping cover (4). ) and a threaded rod (14) fixedly connected with the clamping plate (13), and a bearing (15) is sleeved at the connection between the threaded rod (14) and the clamping plate (13). 3 . The dust-proof device for machine-made sand production according to claim 1 , wherein a second air outlet pipe ( 11 ) is conductively connected to the dust collecting box ( 8 ), and the second air outlet pipe (11) A filter cover (16) is welded inside the dust collecting box (8) at the connection with the dust collecting box (8). 4. A dust-proof device for machine-made sand production according to claim 1, characterized in that, a discharge port (9) is opened on the front surface of the dust collecting box (8), and the dust collecting box (8) A sealing door (10) is rotatably connected to the position where the front surface is located at the discharge port (9). 5 . The dust-proof device for machine-made sand production according to claim 1 , wherein the conduit ( 5 ) is an elastically stretchable structure made of plastic material. 6 .

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