Switching device for material suction machine

Abstract

The utility model relates to the technical field of material suction machines, in particular to a switching device for a material suction machine, which comprises a feeding cabin, a feeding cabin is arranged on one side of the feeding cabin, a dust removal switching mechanism convenient for quickly switching material pumping and dust removal is arranged on the feeding cabin, and a side air pipe is fixedly connected to the side wall of the feeding cabin. The air groove is formed in the inner wall of the second supporting leg, the air bellow is fixedly connected to the side air pipe, the inserting groove is formed in the top of the air bellow, the filter plate is inserted into the inserting groove in a sliding mode, and the dust suction pipe is fixedly connected to one side of the air bellow. According to the switching device for the material suction machine, pointed cones are installed on a supporting plate arranged in the feeding bin, bagged raw materials can be punctured and rapidly discharged, meanwhile, a side air pipe installed on the outer wall of the feeding bin communicates with an air groove formed in the inner wall of the feeding bin, and the side air pipe is communicated with the air groove. And meanwhile, a filter plate is inserted into an air box mounted on the side air pipe and is connected with the three-way valve body through a dust suction pipe, so that raised dust in the feeding cabin is conveniently sucked and removed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a material suction machine technical field, concretely is a switching device for material suction machine. BACKGROUND

[0002] The flame-retardant polyester fiber is a kind of polyester fiber with excellent flame-retardant property, when polyester meets fire, it only melts and does not burn, and after 35-50 times of washing, its flame-retardant property remains unchanged, in the production process of flame-retardant polyester fiber, vacuum material suction machine can be used for material conveying, improve production efficiency and reduce material waste etc.

[0003] The above-mentioned device does not have the structure of reducing dust when the vacuum material suction machine feeds in use, so that the existing vacuum material suction machine reduces dust when feeding in use, since the raw materials are mostly stored in large-volume storage bags, the bottom of the storage bag needs to be broken before suction to feed the raw materials into the storage cylinder, but since the broken hole feeding is prone to produce more dust floating to be inhaled by operator, which has certain harm to health, based on the existing technical deficiencies, the utility model designs a switching device for material suction machine. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a switching device for material suction machine, which has the advantages of reducing dust when the vacuum material suction machine feeds.

[0005] The utility model provides following technical scheme: a switching device for material suction machine, including loading cabin, the one side of loading cabin is provided with the feeding cabin, is provided with dust removal switching mechanism that facilitates quick switching of dust removal of drawing material on the feeding cabin,

[0006] Dust removal switching mechanism, the dust removal switching mechanism includes side wind pipe, air groove, air bellow, slot, filter plate, dust suction pipe, three-way valve body and electric control valve, the side wall of feeding cabin is fixedly connected with side wind pipe, the inner wall of second support foot is opened with air groove, air bellow is fixedly connected on side wind pipe, the top of air bellow is opened with slot, the inside of slot is slidably inserted with filter plate, dust suction pipe is fixedly connected on one side of air bellow, three-way valve body is fixedly connected on the outer end of dust suction pipe, and electric control valve is arranged on one side of three-way valve body.

[0007] As a preferred technical scheme of the utility model, the bottom of the loading cabin is fixedly connected with the first support foot, the bottom of the loading cabin is fixedly connected with the discharge flange, the top of the loading cabin is fixedly connected with the air regulating valve, one side of the loading cabin is fixedly connected with the air suction pipe, one side of the loading cabin is fixedly connected with the first material suction pipe, and the discharge flange is provided with the flange valve.

[0008] As a preferred technical scheme of the utility model, the bottom of the feeding cabin is fixedly connected with a second supporting leg, the bottom of the second supporting leg is fixedly connected with a second suction pipe, the inner wall of the feeding cabin is fixedly connected with a supporting plate, and the upper surface of the supporting plate is fixedly connected with a sharp cone.

[0009] As a preferred technical scheme of the utility model, the inner end of the air suction pipe is arranged inside the feeding cabin, and the inner end of the air suction pipe is provided with a filter element, and the air regulating valve is arranged on the air suction pipe.

[0010] As a preferred technical scheme of the utility model, the first suction pipe is fixedly connected to the top end of the three-way valve body.

[0011] As a preferred technical scheme of the utility model, the second suction pipe is fixedly connected to the bottom end of the three-way valve body.

[0012] As a preferred technical scheme of the utility model, the inner cavity of the air slot is communicated with the inner cavity of the side air pipe.

[0013] As a preferred technical scheme of the utility model, the filter plate is slidingly inserted into the inside of the bellows.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The switching device for the suction machine, when the raw materials in the feeding cabin are used up, the control electric valve drives the valve core in the three-way valve body to rotate, so that the communication between the first suction pipe and the second suction pipe is disconnected and the first suction pipe is communicated with the dust suction pipe, at this time, the negative pressure in the feeding cabin acts on the bellows and the side air pipe through the first suction pipe and the dust suction pipe, and the air at the top of the feeding cabin cavity is drawn into the side air pipe through the air slot, at this time, the bagged raw materials are hung into the feeding cabin and the sharp cone is used to pierce the bottom to discharge and take out the loading bag, the dust generated in the feeding process floats through the air slot into the bellows through the side air pipe, since the filter plate is arranged in the bellows, the air continuously flows through the filter plate and filters the dust, until the feeding cabin cavity and the top are free of dust, the control electric valve drives the valve core in the three-way valve body to rotate to disconnect the connection between the dust suction pipe and the first suction pipe, so that the second suction pipe is communicated with the first suction pipe again, at this time, the negative pressure in the feeding cabin draws the raw materials in the feeding cabin from the second suction pipe and the first suction pipe into the feeding cabin, so that the device can prevent dust from flying out during feeding. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a feeding cabin bottom structure schematic view of the utility model;

[0018] Figure 3 It is the structure schematic view of the air extraction pipe and air regulating valve of the utility model;

[0019] Figure 4 It is the structure schematic view of the feeding cabin of the utility model;

[0020] Figure 5 It is the structure schematic view of the dust removal switching mechanism of the utility model.

[0021] In the drawing: 1, the feeding cabin; 101, the first support leg; 102, the discharge flange; 103, the air regulating valve; 104, the air extraction pipe; 105, the first suction pipe; 106, the flange valve; 2, the feeding cabin; 201, the second support leg; 202, the second suction pipe; 203, the support plate; 204, the sharp cone; 3, the dust removal switching mechanism; 301, the side air pipe; 302, the air groove; 303, the air bellow; 304, the insertion slot; 305, the filter plate; 306, the dust suction pipe; 307, the three-way valve body; 308, the electric control valve. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Please refer to Figures 1-5 A switching device for suction machine, including feeding cabin 1, the side of feeding cabin 1 is provided with feeding cabin 2, the feeding cabin 2 is provided with dust removal switching mechanism 3 for quickly switching dust removal, the bottom of feeding cabin 1 is fixedly connected with first support leg 101, the bottom of feeding cabin 1 is fixedly connected with discharge flange 102, the top of feeding cabin 1 is fixedly connected with air regulating valve 103, the side of feeding cabin 1 is fixedly connected with air extraction pipe 104, the side of feeding cabin 1 is fixedly connected with first suction pipe 105, discharge flange 102 is provided with flange valve 106, the inner end of air extraction pipe 104 is arranged in the inside of feeding cabin 1, and the inner end of air extraction pipe 104 is provided with filter element, air regulating valve 103 is arranged on air extraction pipe 104, and first suction pipe 105 is fixedly connected at the top of three-way valve body 307.

[0024] Please refer to Figure 5, dust removal switching mechanism 3, dust removal switching mechanism 3 includes side wind pipe 301, wind groove 302, wind box 303, slot 304, filter plate 305, dust suction pipe 306, three-way valve body 307 and electric control valve 308, side wind pipe 301 is fixedly connected to the side wall of the feeding cabin 2, the wind groove 302 is opened in the inner wall of the second support foot 201, the wind box 303 is fixedly connected to the side wind pipe 301, the slot 304 is opened in the top of the wind box 303, the filter plate 305 is slidingly inserted into the inside of the slot 304, the dust suction pipe 306 is fixedly connected to one side of the wind box 303, the three-way valve body 307 is fixedly connected to the outer end of the dust suction pipe 306, the electric control valve 308 is arranged on one side of the three-way valve body 307, the inner cavity of the wind groove 302 is communicated with the inner cavity of the side wind pipe 301, and the filter plate 305 is slidingly inserted into the inside of the wind box 303.

[0025] By setting the side wind pipe 301, the wind groove 302, the wind box 303, the slot 304 and the filter plate 305, the air in the feeding cabin 2 is conveniently vacuumed, and the generated dust is prevented from diffusing during the feeding process of the feeding cabin 2, and by setting the dust suction pipe 306, the three-way valve body 307 and the electric control valve 308, the first suction pipe 105 is connected and the second suction pipe 202 is closed, and the pressure of the side wind pipe 301, the wind groove 302, the wind box 303, the slot 304 and the filter plate 305 is reduced by the feeding cabin 1 and the first suction pipe 105, and air flow is utilized to drive dust for processing.

[0026] Please refer to Figure 4 The bottom of the feeding cabin 2 is fixedly connected with the second support foot 201, the bottom of the second support foot 201 is fixedly connected with the second suction pipe 202, the inner wall of the feeding cabin 2 is fixedly connected with the support plate 203, the upper surface of the support plate 203 is fixedly connected with the sharp cone 204, and the second suction pipe 202 is fixedly connected to the bottom end of the three-way valve body 307.

[0027] By setting the feeding cabin 2, the raw materials can be temporarily stored for feeding the feeding cabin 1, and by setting the support plate 203 and the sharp cone 204, the raw materials can be quickly broken into the feeding cabin 2 at the bottom of the storage bag.

[0028] The working principle is that when the switching device for the suction machine is used, in the initial state, first, the first suction pipe 105, the three-way valve body 307 and the second suction pipe 202 are connected between the feeding cabin 1 and the feeding cabin 2, the air adjusting valve 103 is connected on the air exhaust pipe 104 arranged at the top of the feeding cabin 1, so that the vacuum in the feeding cabin 1 is used to suck the material, the sharp cone 204 is installed on the supporting plate 203 arranged in the feeding cabin 2, the bagged raw material can be punctured and discharged quickly, at the same time, the side air pipe 301 installed on the outer wall of the feeding cabin 2 is communicated with the air groove 302 arranged on the inner wall of the feeding cabin 2, the air box 303 installed on the side air pipe 301 is inserted with the filter plate 305 and connected with the three-way valve body 307 through the dust suction pipe 306, so that the dust in the feeding cabin 2 is sucked and removed;

[0029] When it is needed to prevent dust from flying out during feeding, first, when the raw material in the feeding cabin 2 is used up, the electric control valve 308 drives the valve core in the three-way valve body 307 to rotate, so that the first suction pipe 105 and the second suction pipe 202 are disconnected and the first suction pipe 105 is connected with the dust suction pipe 306, at this time, the negative pressure in the feeding cabin 1 acts on the air box 303 and the side air pipe 301 through the first suction pipe 105 and the dust suction pipe 306, and the air at the top of the cavity in the feeding cabin 2 is sucked into the side air pipe 301, at this time, the bagged raw material is hung into the feeding cabin 2 and the bottom is punctured and discharged through the sharp cone 204 and the material bag is taken out, the dust generated during the feeding process floats through the air groove 302 into the air box 303 through the side air pipe 301, since the filter plate 305 is installed in the air box 303, the air continuously flows through the filter plate 305 and filters the dust, until the cavity and the top of the feeding cabin 2 are free of dust, the electric control valve 308 drives the valve core in the three-way valve body 307 to rotate to cut off the connection between the dust suction pipe 306 and the first suction pipe 105, so that the second suction pipe 202 is connected with the first suction pipe 105 again, at this time, the negative pressure in the feeding cabin 1 sucks the raw material in the feeding cabin 2 into the feeding cabin 1 from the second suction pipe 202 and the first suction pipe 105, so that the device can prevent dust from flying out during feeding.

[0030] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A switching device for a suction machine, comprising a loading cabin (1), characterized in that: One side of the feeding cabin (1) is provided with a feeding cabin (2), and the feeding cabin (2) is provided with a dust removal switching mechanism (3) for quickly switching dust removal. The dust removal switching mechanism (3) comprises a side air pipe (301), an air groove (302), an air box (303), a slot (304), a filter plate (305), a dust suction pipe (306), a three-way valve body (307) and an electric control valve (308), the side air pipe (301) is fixedly connected to the side wall of the feeding cabin (2), the air groove (302) is formed in the inner wall of the second supporting leg (201), the air box (303) is fixedly connected to the side air pipe (301), the slot (304) is formed in the top of the air box (303), the filter plate (305) is slidingly inserted into the slot (304), the dust suction pipe (306) is fixedly connected to one side of the air box (303), the three-way valve body (307) is fixedly connected to the outer end of the dust suction pipe (306), and the electric control valve (308) is arranged on one side of the three-way valve body (307).

2. A switching device for a suction machine according to claim 1, characterized in that: The bottom of the feeding cabin (1) is fixedly connected with a first supporting leg (101), the bottom of the feeding cabin (1) is fixedly connected with a discharging flange (102), the top of the feeding cabin (1) is fixedly connected with an air adjusting valve (103), one side of the feeding cabin (1) is fixedly connected with an air suction pipe (104), one side of the feeding cabin (1) is fixedly connected with a first material suction pipe (105), and the discharging flange (102) is provided with a flange valve (106).

3. A switching device for a suction machine according to claim 1, characterized in that: The bottom of the feeding cabin (2) is fixedly connected with a second supporting leg (201), the bottom of the second supporting leg (201) is fixedly connected with a second material suction pipe (202), the inner wall of the feeding cabin (2) is fixedly connected with a supporting plate (203), and the upper surface of the supporting plate (203) is fixedly connected with a sharp cone (204).

4. The switching device for a suction machine according to claim 2, characterized in that: The inner end of the air suction pipe (104) is arranged in the feeding cabin (1), and the inner end of the air suction pipe (104) is provided with a filter element.

5. The switching device for a suction machine according to claim 2, characterized in that: The first material suction pipe (105) is fixedly connected to the top end of the three-way valve body (307).

6. A switching device for a suction machine according to claim 3, characterized in that: The second material suction pipe (202) is fixedly connected to the bottom end of the three-way valve body (307).

7. The switching device for a suction machine according to claim 1, characterized in that: The inner cavity of the air groove (302) is communicated with the inner cavity of the side air pipe (301).

8. The switching device for a suction machine according to claim 1, characterized in that: The filter plate (305) is slidingly inserted into the air box (303).

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