Smoke dust sampling gun with telescopic function

Abstract

The utility model relates to the technical field of smoke dust monitoring, and discloses a smoke dust sampling gun with a telescopic function, which is used for solving the technical problems that a telescopic smoke dust sampling gun in the prior art is heavy in weight and additional burden is increased when the telescopic smoke dust sampling gun is held by hand for use, and comprises a sampling pump, a dust collecting end, a gun nozzle and a gun barrel, the gun barrel comprises a first gun barrel, a second gun barrel, a third gun barrel and a connecting hose, the first gun barrel is a hollow cylinder, one end of the first gun barrel is fixedly connected with the sampling pump, the second gun barrel is a hollow cylinder, the third gun barrel is a hollow cylinder, one end of the third gun barrel is connected with the dust collecting end, and the other end of the third gun barrel is connected with the dust collecting end. One end of the connecting hose is connected with the sampling pump, the other end of the connecting hose is connected with the dust collecting end, the connecting hose is located in the first gun barrel, the second gun barrel and the third gun barrel, and connecting devices are arranged between the first gun barrel and the second gun barrel and between the second gun barrel and the third gun barrel.

Description

TECHNICAL FIELD

[0001] The utility model relates to a smoke dust monitoring technical field, especially a smoke dust sampling gun with telescopic function. BACKGROUND

[0002] The pollution source smoke dust sampling needs to use the sampling gun to sample the smoke dust, and the detection personnel needs to select the sampling gun with the appropriate length according to the size of the flue. The sampling gun length generally has 1.5m, 3.5m, 5.0m and other specifications, and in the process of transporting the test instrument to the work site, the size of the carrying vehicle has strict requirements, and meanwhile, many detection sites have narrow stair passages and small space, which is inconvenient for transportation.

[0003] The utility model discloses a portable telescopic smoke dust sampling gun, including sampling pump, dust collection end, gun nozzle, movable connection initial section, movable connection middle section, movable connection last section and connecting hose. When not working, the sampling gun is nested, and the length can be shortened to the shortest, and the sampling gun nozzle and the dust collection end are located at the first end of the sampling gun. When using, adjust the tightness of the fixing device installed at each connection, after adjusting the length, the length can be fixed at the connection, and the smoke dust sampling work can be carried out. After use, the fixing device can be loosened, the length of the sampling gun is restored to the initial state and fixed, which is convenient for carrying or transporting.

[0004] The utility model movable connection initial section, movable connection middle section and movable connection last section are mutually nested, which increases the weight and increases the additional burden when handheld. UTILITY MODEL CONTENTS

[0005] The utility model provides a telescopic smoke dust sampling gun to solve one of the above technical problems.

[0006] A telescopic smoke dust sampling gun, including sampling pump, dust collection end, gun nozzle and gun barrel, the dust collection end is connected with the gun nozzle, the gun barrel includes first gun barrel, second gun barrel, third gun barrel and connecting hose, the first gun barrel is hollow cylinder, one end of the first gun barrel is fixedly connected with the sampling pump, the second gun barrel is hollow cylinder, the third gun barrel is hollow cylinder, one end of the third gun barrel is connected with the dust collection end, one end of the connecting hose is connected with the sampling pump, and the other end is connected with the dust collection end, the connecting hose is located inside the first gun barrel, the second gun barrel and the third gun barrel, and the connecting device is arranged between the first gun barrel and the second gun barrel and between the second gun barrel and the third gun barrel.

[0007] Further, the connecting device is a sleeve pipe, the sleeve pipe is provided with internal threads, one end of the first gun barrel is provided with external threads, both ends of the second gun barrel are provided with external threads, and one end of the third gun barrel is provided with external threads.

[0008] Further, the connecting device is a sleeve provided with internal threads, and the sleeve is fixedly arranged at one end of the first barrel and the second barrel, and the other end of the second barrel and the third barrel are provided with external threads.

[0009] Further, the connecting device comprises a connecting pipe fixedly arranged at one end of the first barrel and the second barrel, and the connecting pipe is provided with elastic sheets, a first through hole and fixing columns, the elastic sheets are connected with the fixing columns, the fixing columns pass through the first through hole, and the second barrel and the third barrel are provided with a second through hole.

[0010] Further, the sampling pump is provided with a connecting rod, and the connecting rod is provided with fixing sheets, and the fixing sheets are provided with three arc-shaped notches.

[0011] Compared with the prior art, the sampling pump provided by the utility model reduces extra weight, is simple to operate and convenient to carry. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a schematic view of the embodiment one of the utility model.

[0013] Figure 2 It is a schematic view of another view of the embodiment one.

[0014] Figure 3 It is a schematic view of the fixing sheet.

[0015] Figure 4 It is a schematic view of the second barrel of the embodiment two.

[0016] Figure 5 It is a sectional view of the second barrel of the embodiment two.

[0017] Fig. 1 is a sampling pump; 2 is a dust collecting end; 3 is a gun nozzle; 4 is a first barrel; 5 is a second barrel; 6 is a third barrel; 7 is a connecting hose; 8 is a sleeve; 9 is an external thread; 10 is a connecting rod; 11 is a fixing sheet; 12 is an arc-shaped notch; 13 is a connecting pipe; 14 is a second through hole; 15 is an elastic sheet; 16 is a first through hole; and 17 is a fixing column. DETAILED DESCRIPTION

[0018] In the description of the utility model, it is necessary to understand that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features.

[0019] In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more than two.

[0020] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0021] Example one

[0022] As Figures 1-3 shown, a smoke sampling gun with telescopic function, including sampling pump 1, dust collecting end 2, gun nozzle 3 and gun barrel, the dust collecting end 2 is connected with gun nozzle 3, the gun barrel includes first gun barrel 4, second gun barrel 5, third gun barrel 6 and connecting hose 7, the first gun barrel 4 is hollow cylinder, one end of the first gun barrel 4 is fixedly connected with the sampling pump 1, the second gun barrel 5 is hollow cylinder, the third gun barrel 6 is hollow cylinder, one end of the third gun barrel 6 is connected with dust collecting end 2, one end of the connecting hose 7 is connected with sampling pump 1, the other end is connected with dust collecting end 2, the connecting hose 7 is located in the first gun barrel 4, second gun barrel 5 and third gun barrel 6, the sleeve pipe 8 is arranged between the first gun barrel 4 and the second gun barrel 5, the second gun barrel 5 and the third gun barrel 6, the sleeve pipe 8 is provided with internal thread, one end of the first gun barrel 4 is provided with external thread 9, both ends of the second gun barrel 5 are provided with external thread 9, one end of the third gun barrel 6 is provided with external thread 9. The sleeve pipe 8 can also be fixedly arranged at one end of the first gun barrel 4 and the second gun barrel 5.

[0023] In use, the rotating sleeve 8 connects the first barrel 4 and the second barrel 5 together, and then connects the second barrel 5 and the third barrel 6 together, so that the overall length of the barrel becomes the total length of the first barrel 4, the second barrel 5 and the third barrel 6, thus realizing the function of extending the barrel.

[0024] In a preferred embodiment, the sampling pump 1 is provided with a connecting rod 10, the connecting rod 10 is provided with a fixing plate 11, and the fixing plate 11 is provided with three arc-shaped notches 12. In the storage state, the first barrel 4, the second barrel 5, and the third barrel 6 can be inserted into the arc-shaped notches 12 for easy carrying and use.

[0025] Example 2

[0026] like Figure 4 , 5 As shown, a dust sampling gun with telescopic function includes a sampling pump 1, a dust collection end 2, a nozzle 3, and a barrel. The dust collection end 2 is connected to the nozzle 3. The barrel includes a first barrel 4, a second barrel 5, a third barrel 6, and a connecting hose 7. The first barrel 4 is a hollow cylinder, and one end of the first barrel 4 is fixedly connected to the sampling pump 1. The second barrel 5 is a hollow cylinder, and the third barrel 6 is a hollow cylinder, with one end of the third barrel 6 connected to the dust collection end 2. One end of the connecting hose 7 is connected to the sampling pump 1, and the other end is connected to the dust collection end 2. The connecting hose 7 is located between the first barrel 4 and the second barrel 5. Inside the first barrel 4 and the second barrel 5, a connecting tube 13 is fixedly installed. The connecting tube 13 has an elastic plate 15, a first through hole 16, and a fixing post 17. The elastic plate 15 is connected to the fixing post 17, and the fixing post 17 passes through the first through hole 16. The second barrel 5 and the third barrel 6 have second through holes 14. During assembly, the second barrel 5 is inserted into the connecting tube 13 of the first barrel. The fixing post 17 passes through the first through hole 16 and the second through hole 14 to fix the first barrel 4 and the second barrel 5. This process is repeated to insert the third barrel 6 into the connecting tube 13 of the second barrel 5, completing the assembly. For disassembly, the fixing post 17 is pressed down, and the second barrel 5 and the third barrel 6 are pulled out.

[0027] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A telescopic soot sampling gun comprising a sampling pump, a dust collecting end, a gun nozzle and a gun barrel, the dust collecting end being connected with the gun nozzle, characterized in that: The gun barrel comprises a first gun barrel, a second gun barrel, a third gun barrel and a connecting hose, the first gun barrel is a hollow cylinder, one end of the first gun barrel is fixedly connected with the sampling pump, the second gun barrel is a hollow cylinder, the third gun barrel is a hollow cylinder, one end of the third gun barrel is connected with a dust collecting end, one end of the connecting hose is connected with the sampling pump and the other end is connected with the dust collecting end, the connecting hose is located inside the first gun barrel, the second gun barrel and the third gun barrel, and a connecting device is arranged between the first gun barrel and the second gun barrel and between the second gun barrel and the third gun barrel.

2. The telescopic smoke sampling gun according to claim 1, characterized in that: The connecting device is a sleeve, the sleeve is provided with internal threads, one end of the first gun barrel is provided with external threads, both ends of the second gun barrel are provided with external threads, and one end of the third gun barrel is provided with external threads.

3. The telescopic smoke sampling gun according to claim 1, characterized in that: The connecting device is a sleeve, the sleeve is provided with internal threads, the sleeve is fixedly arranged at one end of the first gun barrel and the second gun barrel, and the other end of the second gun barrel and the third gun barrel are provided with external threads.

4. The telescopic smoke sampling gun according to claim 1, characterized in that: The connecting device comprises a connecting pipe, the connecting pipe is fixedly arranged at one end of the first gun barrel and the second gun barrel, the connecting pipe is provided with elastic sheets, a first through hole and a fixing column, the elastic sheets are connected with the fixing column, the fixing column passes through the first through hole, and the second gun barrel and the third gun barrel are provided with a second through hole.

5. The telescopic smoke sampling gun according to any one of claims 1-4, characterized in that: The sampling pump is provided with a connecting rod, the connecting rod is provided with fixing sheets, and the fixing sheets are provided with three arc-shaped notches.

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