CN214150050U

CN214150050U - Novel sampling pipe is administered to air

Info

Publication number: CN214150050U
Application number: CN202023161310.1U
Authority: CN
Inventors: 李金祥; 康地杰
Original assignee: Fujian Qianxiang Environmental Protection Technology Co ltd
Current assignee: Fujian Qianxiang Environmental Protection Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-07
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a novel air treatment sampling pipe, which comprises a pipe body and a cover body, wherein an air inlet at the top of the cover body is provided with an anti-blocking device, the anti-blocking device comprises an upper structure, a first filter screen, a second filter screen and a lower structure which are sequentially arranged from top to bottom, the upper structure comprises a conical cavity body which is round at the upper part and below the lower part, the end part of the conical cavity body is provided with a pressing sheet which is of a hollow square structure, the outer side surface of the pressing sheet is provided with a vertical downward fastening part, and the bottom of the fastening part is provided with a clamping hook; the lower structure comprises an inverted cone-shaped cavity with an upper part and a lower part being round, the top of the inverted cone-shaped cavity is provided with a connecting part, and the bottom of the inverted cone-shaped cavity is provided with a transition pipe; the tray table is connected to the connecting portion inboard, and the bearing platform is connected to the outside, the upper surface at the tray table is installed to the second filter screen. An object of the utility model is to provide a novel sampling pipe is administered to air can filter the air of sampling, prevents that the lid air inlet from blockking up.

Description

Novel sampling pipe is administered to air

Technical Field

The utility model relates to an empty gas detection surveys equipment technical field, concretely relates to novel sampling pipe is administered to air.

Background

In the air treatment field, the sampling pipe is collecting the air in-process, and solid particles such as dust in the air are piled up easily, block up the lid air inlet of sampling pipe, lead to the flow that the air got into the sampling pipe to be influenced, can direct influence air detection's quality even.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a novel sampling pipe is administered to air can filter the air of sampling, prevents that the lid air inlet from blockking up.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel air treatment sampling pipe comprises a pipe body and a cover body, wherein an air inlet is formed in the top of the cover body, an anti-blocking device is arranged on the air inlet, the anti-blocking device comprises an upper structure, a first filter screen, a second filter screen and a lower structure which are sequentially arranged from top to bottom, the upper structure comprises a conical cavity body which is round at the upper part and below the lower part, a pressing sheet which is of a hollow square structure is arranged at the bottom of the conical cavity body, a vertical downward fastening part is arranged on the outer side surface of the pressing sheet, and a clamping hook is arranged at the end part of the fastening part; the lower structure comprises an inverted cone-shaped cavity with an upper part and a lower part being round, the top of the inverted cone-shaped cavity is provided with a connecting part, and the bottom of the inverted cone-shaped cavity is provided with a transition pipe; the inner side of the connecting part is connected with a supporting table, the outer side of the connecting part is connected with a pressure bearing table, the upper surfaces of the supporting table and the pressure bearing table are lower than the upper surface of the connecting part, and the second filter screen is arranged on the upper surface of the supporting table; the bottom surface of the pressure bearing table is provided with a groove, the clamping hook is matched with the groove, and the pressing sheet is attached to the pressure bearing table.

Further, the first filter screen is a replaceable soft filter screen.

Further, the second filter screen comprises a fixing part with a hollow square structure and a hard filter screen fixedly arranged in the hollow structure of the fixing part.

Further, the transition pipe and the air inlet are in threaded connection.

Further, a cylindrical connecting pipe is arranged on the upper surface of the conical cavity.

Advantageous effects

Compared with the prior art, the utility model discloses the body sets up at the lid top and prevents stifled device, can filter the air, prevents that solid particle such as dust from blockking up the lid. The first filter screen is set as a replaceable soft filter screen, and the filter screen can be replaced at any time. The second filter screen sets up to the stereoplasm filter screen, can wash, saves the cost. Double filtration, the effect is better. The detachable structure of the anti-blocking device is convenient and fast.

Drawings

FIG. 1 is a schematic structural diagram of a novel air treatment sampling tube in an embodiment.

Fig. 2 is a schematic structural diagram of the anti-blocking device in the embodiment.

Fig. 3 is a schematic structural diagram of installation of the anti-blocking device in the embodiment.

Fig. 4 is a schematic structural view of the upper structure in the embodiment.

Fig. 5 is an enlarged structural diagram of a part a in fig. 3.

Fig. 6 is a schematic structural diagram of the cover in the embodiment.

The figure is marked with: 1-a pipe body; 2-a cover body; 21-an air inlet; 3-an anti-blocking device; 31-superstructure; 311-a tapered cavity; 312-tabletting; 313-a fastening portion; 314-a connection tube; 315-hook; 32-a first screen; 33-a second screen; 331-a fixed part; 332-a rigid screen; 34-lower structure; 341-inverted cone cavity; 342-a connecting portion; 343-a pallet; 344-a pressure bearing table; 345-grooves; 346-transition duct.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is described in detail with reference to the accompanying drawings and embodiments:

as shown in fig. 1 to 6, a novel air treatment sampling tube comprises a tube body 1 and a cover body 2, wherein an air inlet 21 is arranged at the top of the cover body 2, the air inlet 21 is provided with an anti-blocking device 3, the anti-blocking device 3 comprises an upper structure 31, a first filter screen 32, a second filter screen 33 and a lower structure 34 which are sequentially arranged from top to bottom, the upper structure 31 comprises a conical cavity 311 which is round at the upper part and below the lower part, the bottom of the conical cavity 311 is provided with a pressing sheet 312 which is of a hollow square structure, the outer side surface of the pressing sheet 312 is provided with a fastening part 313 which is vertically downward, and the end part of the fastening part 313 is provided with a clamping hook 315; the lower structure 34 comprises an inverted cone-shaped cavity 341 with an upper part and a lower part being round, the top of the inverted cone-shaped cavity 341 is provided with a connecting part 342, and the bottom is provided with a transition pipe 346; the inner side of the connecting part 342 is connected with the supporting platform 343, the outer side of the connecting part is connected with the pressure bearing platform 344, the upper surfaces of the supporting platform 343 and the pressure bearing platform 344 are lower than the upper surface of the connecting part 342, and the second filter screen 33 is arranged on the upper surface of the supporting platform 343; the bottom surface of the pressure-bearing platform 344 is provided with a groove 345, the hook 315 is matched with the groove 345, and the pressing sheet 312 is attached to the pressure-bearing platform 344.

Further, the first screen 32 is a replaceable soft screen.

Further, the second filter screen 33 includes a fixing portion 331 having a hollow square structure and a hard filter screen 332 fixedly disposed in the hollow structure of the fixing portion 331.

Further, the transition tube 346 is threadedly coupled to the air inlet 21.

Further, the upper surface of the tapered cavity 311 is provided with a cylinder type connection pipe 314. In this embodiment, when the cover needs to be connected to other hoses, the connection pipe 314 functions as a connection with other hoses, such as a rubber hose, and the connection pipe 314 may be provided as a short pipe, which is easy to clean.

Working principle when installing the anti-clogging device 3, the lower structure 34 is screwed to the air inlet 21 of the cover body 2 through the transition pipe 346, the second filter net 33 is placed on the pallet 343, and the first filter net 32 is covered on the top outside of the lower structure 34. The pressing sheet 312 is attached to the pressing table 344, and the pressing sheet and the pressing table can be tightly connected. In the installation process of the embodiment, the pressing sheet 312 of the upper structure is lightly pressed on the pressure bearing table 344, then the first filter screen 32 between the pressing sheet 312 and the pressure bearing table 344 is pulled to be covered on the outer side of the top of the lower structure 34 in a tightening state, the area of the first filter screen 32 is larger than that of the periphery of the top of the lower structure, the upper structure 31 is pressed downwards by force, the hook 315 is hooked into the groove 345, and at the moment, the first filter screen 32 is pressed between the pressing sheet 312 and the pressure bearing table 344, between the inner side surface of the fastening portion 313 and the outer side wall of the pressure bearing table 344, and between the hook 315 and the groove 345. The first screen 32 is firmly and rigidly fixed between the upper structure 31 and the lower structure 34, which achieves a first layer of filtering. The second filter screen is arranged on the supporting table and is not contacted with the first filter screen. The setting of first filter screen and second filter screen realizes the utility model discloses dual filtration's effect prevents that solid particles such as dust from blockking up the air inlet 21 of lid 2. When the first filter screen 32 needs to be disassembled and replaced, the upper structure 31, the first filter screen 32, the second filter screen 33 and the lower structure 34 can be completely separated only by breaking the hooks 315 away from the grooves 345, and the second filter screen 33 is a hard filter screen and can be cleaned, thereby saving certain cost. The utility model discloses a prevent stifled device 3's function of dismantling makes replacement filter screen convenient and fast, during the installation, also can be in the same place superstructure 31, first filter screen 32, second filter screen 33 and substructure 34 preinstallation, get up stifled device 3 is whole through threaded connection between transition pipe 346 and the 2 air inlets of lid again. When the anti-blocking device 3 is not needed, the screw thread connection between the transition pipe 346 and the air inlet 21 of the cover body 2 is only required to be reversely unscrewed, so that the anti-blocking device 3 is separated from the cover body 2.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a novel sampling pipe is administered to air which characterized in that: the anti-blocking device comprises a pipe body and a cover body, wherein an air inlet is formed in the top of the cover body, an anti-blocking device is arranged on the air inlet, the anti-blocking device comprises an upper structure, a first filter screen, a second filter screen and a lower structure which are sequentially arranged from top to bottom, the upper structure comprises a conical cavity with an upper circle and a lower circle, a pressing sheet with a hollow square structure is arranged at the bottom of the conical cavity, a vertical downward fastening part is arranged on the outer side surface of the pressing sheet, and a clamping hook is arranged at the end part of the fastening part; the lower structure comprises an inverted cone-shaped cavity with an upper part and a lower part being round, the top of the inverted cone-shaped cavity is provided with a connecting part, and the bottom of the inverted cone-shaped cavity is provided with a transition pipe; the inner side of the connecting part is connected with a supporting table, the outer side of the connecting part is connected with a pressure bearing table, the upper surfaces of the supporting table and the pressure bearing table are lower than the upper surface of the connecting part, and the second filter screen is arranged on the upper surface of the supporting table; the bottom surface of the pressure bearing table is provided with a groove, the clamping hook is matched with the groove, and the pressing sheet is attached to the pressure bearing table.

2. The novel air treatment sampling tube of claim 1, wherein the first screen is a replaceable, soft screen.

3. The novel air treatment sampling tube of claim 1, wherein the second filter screen comprises a fixing part with a hollow square structure and a hard filter screen fixedly arranged in the hollow structure of the fixing part.

4. The novel air administration sampling tube of claim 1, wherein the transition tube is threadably connected to the air inlet.

5. The novel air treatment sampling pipe of claim 1, wherein the upper surface of the conical cavity is provided with a cylindrical connecting pipe.