CN217596234U - Pneumatic welding smoke-discharging dust-absorbing device - Google Patents

Abstract

The utility model provides a pneumatic welding dust extraction that discharges fume. Comprises an air inlet pipe, an outer sleeve, an inner sleeve, an internal wind direction conduit, a smoke guide pipe, a smoke exhaust pipe and a dust collection box; the outer sleeve is radially connected with an air inlet pipe, and one axial end of the outer sleeve is connected with a smoke exhaust pipe for conveying smoke dust and waste to a dust collection box; the other axial end of the outer sleeve is connected with an inner sleeve, and an internal wind direction guide pipe is arranged between the outer sleeve and the inner sleeve; the outer side of the inner sleeve is connected with the smoke guide pipe. The tail end of the air inlet pipe is provided with threads and is fixed on the outer sleeve pipe through the threads; the head end of the air inlet pipe is externally connected with a construction site pipeline to compress air and convey wind power into the device. The inner wind direction conduit is provided with an air one-way diversion hole, so that wind power flows to the direction of the smoke exhaust pipe in the device, and further negative pressure is generated on one side of the smoke exhaust pipe of the device. The utility model discloses carry wind-force to form the negative pressure in the device, absorb welding construction regional smoke and dust and welding flux, welding slag wastes material. The pneumatic welding smoke exhaust and dust collection device is suitable for being used as a pneumatic welding smoke exhaust and dust collection device.

Description

Pneumatic welding smoke-discharging dust-absorbing device

Technical Field

The utility model relates to an improvement of welding construction environment in welding field especially relates to pneumatic welding dust extraction that discharges fume.

Background

At present, the general welding method can generate larger smoke dust during construction, which is one of main reasons for occupational diseases of the lung of a welder, seriously influences the health of the welder, particularly, the smoke dust is gathered during welding in a narrow area, and a common explosion-proof ventilator cannot be delivered to a welding area to exhaust air and remove dust in time due to the large size of an air pipe. In addition, welding flux, welding slag and other wastes generated in the welding construction in a narrow and closed space are extremely difficult to clean, so that the construction environment condition is severe.

Disclosure of Invention

Unable timely air exhaust dust removal when overcoming narrow and small region welding, wastes such as welding flux, welding slag are difficult to the problem of clearance, the utility model provides a pneumatic welding dust extraction that discharges fume. The device passes through the atmospheric pressure principle, under less size volume, utilizes the wind-force that job site pipeline compressed air carried to the device, forms the negative pressure in the device, absorbs welding construction region smoke and dust and welding flux, welding slag waste, and the device end connection dust collection box collects the smoke and dust and welding flux, welding slag waste of absorption, solves waste matters such as narrow and small welding construction region smoke and dust gathering and welding flux and welding slag and is difficult to clear up, the abominable problem of construction environmental condition.

The utility model provides a technical scheme that technical problem adopted is:

the pneumatic welding smoke discharging and dust collecting device comprises an air inlet pipe, an outer sleeve, an inner sleeve, an internal wind direction guide pipe, a smoke discharging pipe and a dust collecting box; the outer sleeve is radially connected with an air inlet pipe, and one axial end of the outer sleeve is connected with a smoke exhaust pipe for conveying smoke dust and waste to a dust collection box; the other axial end of the outer sleeve is connected with an inner sleeve, and an internal wind direction conduit is arranged between the outer sleeve and the inner sleeve; the outer side of the inner sleeve is connected with the smoke guide pipe.

In order to further solve the technical problem to be solved by the utility model, in the air inlet pipe provided by the utility model, the tail end of the air inlet pipe is provided with a thread and is fixed on the outer sleeve pipe through the thread; the head end of the air inlet pipe is externally connected with a construction site pipeline to compress air and convey wind power into the device.

Furthermore, the inner wind direction conduit is provided with an air one-way diversion hole, so that wind power flows to the direction of the smoke exhaust pipe in the device, and further one side of the smoke exhaust pipe of the device is enabled to generate negative pressure.

The positive effects are that: because the utility model discloses to the inaccessible narrow and small space of explosion-proof ventilation blower tuber pipe, moreover, the steam generator is simple in structure, small and exquisite flexibility, high durability and convenient use, be applicable to various operation regions, the device is dismantled cleanly convenient, can make welding process smoke and dust in time discharge through using the device, improve the operation environment, it inhales to reduce the constructor dust, ensure that the constructor is healthy, and replaced explosion-proof ventilation blower in the local area, practice thrift the electric energy, also avoided simultaneously because of airing exhaust and need offer the ventilation hole temporarily, therefore, the cost is reduced, and the construction efficiency is improved. The pneumatic welding smoke exhaust and dust collection device is suitable for being used as a pneumatic welding smoke exhaust and dust collection device.

Drawings

FIG. 1 is an assembly view of the structure of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a working state diagram of the present invention.

In the figure: 1. the air inlet pipe, 2, smoke guide pipe, 3, inner sleeve, 4, internal wind direction guide pipe, 5, outer sleeve, 6, smoke exhaust pipe, 7, dust collection box.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the present invention, all the embodiments, implementations and features of the present invention can be combined with each other without contradiction or conflict. In the utility model, conventional equipment, devices, parts, etc. can be purchased commercially or can be self-made according to the present invention. In the present invention, in order to highlight the emphasis of the present invention, some conventional operations and devices, apparatuses, and components are omitted or only described briefly.

As shown in the figure, the pneumatic welding smoke discharging and dust collecting device comprises an air inlet pipe 1, an outer sleeve pipe 5, an inner sleeve pipe 3, an internal wind direction guide pipe 4, a smoke guide pipe 2, a smoke discharging pipe 6 and a dust collecting box 7; an air inlet pipe 1 is radially connected with an outer sleeve 5, and one axial end of the outer sleeve 5 is connected with a smoke exhaust pipe 6 for conveying smoke dust and waste to a dust collection box 7; the other axial end of the outer sleeve 5 is connected with an inner sleeve 3, and an internal wind direction conduit 4 is arranged between the outer sleeve 5 and the inner sleeve 3; the outer side of the inner sleeve 3 is connected with the smoke guide pipe 2.

In order to ensure the stability of the structure of the utility model, the tail end of the air inlet pipe 1 is provided with a thread and is fixed on the outer sleeve 5 through the thread; the head end of the air inlet pipe 1 is externally connected with a construction site pipeline to compress air and transmit wind power into the device.

In order to further guarantee the utility model discloses the stability of structure, 5 inboard and interior sleeve 3 outsides of outer tube are provided with the screw thread, set up inside wind direction pipe 4 and pass through threaded connection between outer tube 5 and interior sleeve 3, are equipped with the rubber gasket between outer tube 5, interior sleeve 3 and the inside wind direction pipe 4 and ensure sealedly.

In order to optimize the structure of the utility model, the internal wind direction conduit 4 is provided with the one-way water conservancy diversion hole of air, makes wind-force discharge fume 6 directions in the inside flow direction of device, and the negative pressure appears in 2 one sides of further messenger's device smoke guide pipe.

In order to further optimize the structure of the utility model, the smoke guiding pipe 2 is arranged in the operation area, and one side of the smoke guiding pipe 2 absorbs air to supplement negative pressure, and is wrapped up in the smoke dust or adsorbs welding flux and welding slag waste entering device.

In order to further optimize the structure of the utility model, the smoke exhaust pipe 6 is connected with the dust collection box 7 and is arranged outside the operation area or is arranged at the accessible position of the air pipe of the large-scale explosion-proof ventilator, and the smoke dust and the waste are collected by the dust collection box 7 and are directly discharged or are transferred to the outside of the operation area discharged by the explosion-proof ventilator.

As a conventional technical option, the thread at the tail end of the air inlet pipe 1 can be connected with an air shovel and a pneumatic grinding wheel tool, so that different pneumatic tools can be replaced and used temporarily on site.

The utility model discloses a working process:

a narrow and small airtight welding operation area is exhausted air and is dedusted, and welding flux and welding slag waste are cleaned, as shown in the attached figure 3, the specific working process is as follows:

firstly, an air inlet pipe 1 is externally connected with a construction site pipeline to compress air and is fixed on an outer sleeve 5;

secondly, wind power is transmitted into the device, so that negative pressure is formed on the side of a smoke guide pipe 2 in the device, and the smoke guide pipe 2 is arranged in an operation area;

thirdly, one side of the smoke guide pipe 2 absorbs air to supplement negative pressure, and smoke dust is wrapped or welding flux and welding slag waste are adsorbed to enter the device;

finally, the smoke exhaust pipe 6 is connected with a dust collection box 7 and is arranged outside the operation area or at the accessible position of an air pipe of the large-scale explosion-proof ventilator, and smoke dust and waste are collected and filtered by the dust collection box and then directly discharged or discharged outside the operation area by the explosion-proof ventilator.

The utility model has the characteristics that:

(1) simple structure, small and exquisite flexibility, convenient to use is applicable to various operation regions, and the device is dismantled cleanly convenient.

(2) An explosion-proof ventilator is replaced in a local area, and electric energy is saved.

(3) The temporary arrangement of the ventilation holes due to the ventilation requirements of air exhaust is avoided, the construction cost is reduced, and the construction efficiency is improved.

(4) The dust in the welding process is discharged in time, welding flux, welding slag and other wastes are cleaned, the operation environment is improved, dust suction of constructors is reduced, and the health of the constructors is guaranteed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. A pneumatic welding smoke discharging and dust collecting device comprises an air inlet pipe (1), an outer sleeve pipe (5), an inner sleeve pipe (3), an internal wind direction guide pipe (4), a smoke guide pipe (2), a smoke discharging pipe (6) and a dust collecting box (7); the method is characterized in that: an air inlet pipe (1) is radially connected to the outer sleeve (5), and a smoke exhaust pipe (6) is connected to one axial end of the outer sleeve (5) to convey smoke dust and waste to a dust collection box (7); the other axial end of the outer sleeve (5) is connected with an inner sleeve (3), and an internal wind direction conduit (4) is arranged between the outer sleeve (5) and the inner sleeve (3); the outer side of the inner sleeve (3) is connected with the smoke guide pipe (2).

2. The pneumatic welding fume extraction dust collector of claim 1, wherein:

the tail end of the air inlet pipe (1) is provided with threads and is fixed on the outer sleeve (5) through the threads; the head end of the air inlet pipe (1) is externally connected with a construction site pipeline to compress air and convey wind power into the device.

3. The pneumatic welding smoke evacuation and dust collection apparatus of claim 1, wherein:

the sealing device is characterized in that threads are arranged on the inner side of the outer sleeve (5) and the outer portion of the inner sleeve (3), an inner wind direction guide pipe (4) is arranged between the outer sleeve (5) and the inner sleeve (3) and is connected with the inner wind direction guide pipe through threads, and rubber gaskets are arranged among the outer sleeve (5), the inner sleeve (3) and the inner wind direction guide pipe (4) to ensure sealing.

4. The pneumatic welding smoke evacuation and dust collection apparatus of claim 1, wherein:

the internal wind direction guide pipe (4) is provided with an air one-way guide hole, so that wind power flows to the direction of the smoke exhaust pipe (6) in the device, and further negative pressure appears on one side of the smoke guide pipe (2) of the device.

5. The pneumatic welding fume extraction dust collector of claim 1, wherein:

the smoke guide pipe (2) is arranged in the operation area, one side of the smoke guide pipe (2) absorbs air to supplement negative pressure, and smoke dust or welding flux and welding slag waste are wrapped in the smoke guide pipe or adsorption welding flux and welding slag waste entering device.

6. The pneumatic welding smoke evacuation and dust collection apparatus of claim 1, wherein:

the smoke exhaust pipe (6) is connected with the dust collection box (7) and arranged outside the operation area or at the place where the large-scale explosion-proof ventilator wind pipe can reach, and smoke dust and waste are collected and filtered by the dust collection box (7) and then directly exhausted or discharged outside the operation area by the explosion-proof ventilator.

7. The pneumatic welding fume extraction dust collector of claim 1, wherein:

the thread at the tail end of the air inlet pipe (1) can be connected with an air shovel and a pneumatic grinding wheel tool simultaneously.

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