CN215894143U

CN215894143U - Multifunctional sampling gun

Info

Publication number: CN215894143U
Application number: CN202121653900.8U
Authority: CN
Inventors: 李登旺; 区俊豪; 赵文枫; 黄振; 裴晓琴; 林苑; 高永超
Original assignee: Dongli Testing Guangdong Co ltd
Current assignee: Dongli Testing Guangdong Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2022-02-22
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a multifunctional sampling gun, which comprises a smoke gun main body, a sample inlet pipe, a sampling head and a temperature probe, wherein the smoke gun main body is provided with a gas collecting bottle; the sampling pipe is arranged on the main body of the cigarette gun, one end of the sampling pipe is communicated with the gas collecting bottle and is connected with the pump body, and the other end of the sampling pipe is provided with a filter cylinder which is used for filtering smoke; the sampling head is detachably arranged on the filter cylinder; the temperature detection needle is arranged at one end of the sampling tube, which is provided with the filter cylinder, and the axis of the temperature detection needle is parallel to the axis of the sampling tube and deviates from the sampling tube. The utility model can collect the smoke in multiple dimensions, thereby reducing the carrying capacity of equipment and further reducing the labor burden of workers.

Description

Multifunctional sampling gun

Technical Field

The utility model relates to the technical field of sampling equipment, in particular to a multifunctional sampling gun.

Background

Along with the progress of the times, people pay more and more attention to the living environment, the emission of industrial flue gas strictly conforms to the national emission standard, and a detection department generally collects industrial flue gas samples through a sampling gun to determine the content of various pollutants in the flue gas, so the precision of the collected samples directly influences the detection precision. For fully detect the flue gas, generally need obtain a plurality of indexes of flue gas, for example flue gas temperature, particulate matter in the flue gas, flue gas composition etc. generally at present through sampling the rifle to multiple different smoked plumes, portable not just leads to workman's work burden aggravation.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the multifunctional sampling gun which can collect smoke in multiple dimensions, so that the carrying capacity of equipment is reduced, and the labor burden of workers is further reduced.

According to the embodiment of the utility model, the multifunctional sampling gun comprises: the smoke gun main body is provided with a gas collecting bottle; the sampling pipe is arranged on the cigarette gun main body, one end of the sampling pipe is communicated with the gas collecting bottle and is connected with the pump body, and the other end of the sampling pipe is provided with a filter cylinder which is used for filtering smoke; a sampling head detachably mounted to the filter cartridge; the temperature detection needle is arranged at one end, provided with the filter cylinder, of the sampling tube, and the axis of the temperature detection needle is parallel to the axis of the sampling tube and deviates from the sampling tube.

The technical scheme at least has the following beneficial effects: utilize the sampling head to gather the flue gas, collect the composition of filterable flue gas in order further to detect the flue gas through the gas collecting bottle, filter and collect the particulate matter in the flue gas in order to further detect the particulate matter content condition in the flue gas through straining a section of thick bamboo, through the temperature of probing the temperature needle direct detection flue gas, thereby can gather the flue gas from a plurality of dimensions, in order to further obtain a plurality of indexes of flue gas, need not the workman and carry many equipment and sample, thereby alleviate equipment carrying capacity, and is convenient to carry, effectively alleviate workman's work burden.

According to some embodiments of the utility model, the filter cartridge includes an outer barrel portion having an interior cavity therethrough and a filter basket removably connected to the outer barrel portion and positioned within the interior cavity, the filter basket for filtering flue gases.

According to some embodiments of the utility model, the filter basket is provided with a flange, the inner wall of the outer cylinder is provided with a convex ring, the inner diameter of the convex ring is matched with the outer diameter of the filter basket, and the flange abuts against the end face, facing the sampling head, of the convex ring.

According to some embodiments of the utility model, the sampling head comprises a sampling nozzle, an elbow pipe and a cylinder cover, the sampling nozzle and the cylinder cover are respectively arranged at two ends of the elbow pipe, the cylinder cover is detachably connected with the outer cylinder part, the sampling nozzle is horn-shaped, and the large end of the sampling nozzle faces the outer side of the elbow pipe.

According to some embodiments of the utility model, the inner wall of the cartridge cover is provided with an internal thread, and the outer wall of the outer cylinder is provided with an external thread matching the internal thread.

According to some embodiments of the utility model, the outer wall of the cartridge cover is provided with a plurality of ribs arranged along a circumferential direction of the cartridge cover.

According to some embodiments of the utility model, a seal ring is arranged at an end of the outer cylinder, and a step portion is arranged in the cylinder cover and abuts against the seal ring.

According to some embodiments of the utility model, the end of the outer cylindrical portion is provided with a positioning ring, the sealing ring being partly received in the positioning ring and another part of the sealing ring protruding beyond the end of the outer cylindrical portion.

According to some embodiments of the utility model, two temperature probes are arranged on the outer side of the filter cartridge, and the ends of the two temperature probes face to two sides of the filter cartridge respectively.

According to some embodiments of the utility model, the temperature probe is provided with a fixing block, and the fixing block is fixedly connected to the outer wall of the filter cylinder.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of a multifunctional sampling gun according to an embodiment of the present invention;

FIG. 2 is a partial cross-sectional view of a multi-function sampling gun in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a sampling head in an embodiment of the present invention.

Reference numerals:

a smoking barrel body 100; a gas collection bottle 110; a pump body 120;

a sample inlet pipe 200; a filter cartridge 210; an outer cylinder portion 211; an inner lumen 2111; the convex ring 2112; a positioning ring 2113; a filter basket 212; a flange 2121; a seal 213;

a sampling head 300; a sampling nozzle 310; an elbow 320; a cartridge cover 330; a convex rib 331; a step portion 332;

a temperature probe 400; a fixing block 410.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 and 2, an embodiment of the present invention provides a multifunctional sampling gun, including a smoke gun main body 100, a sampling tube 200, a sampling head 300 and a temperature probe 400, wherein the smoke gun main body 100 is provided with a gas collecting bottle 110, the sampling tube 200 is mounted on the smoke gun main body 100, the sampling tube 200 can extend to the outer side of the smoke gun main body 100, one end of the sampling tube 200 is communicated with the gas collecting bottle 110 and is connected with a pump body 120, the pump body 120 can be a suction pump, the other end of the sampling tube 200 is provided with a filter cartridge 210, and the filter cartridge 210 is used for filtering smoke gas, so as to collect particulate matters in the smoke gas; the sampling head 300 is detachably mounted on the filter cartridge 210, and the sampling head 300 is used for collecting smoke; the temperature probe 400 is installed at one end of the sample injection tube 200 where the filter cartridge 210 is installed, the axis of the temperature probe 400 is parallel to the axis of the sample injection tube 200 and is away from the sample injection tube 200, the temperature probe 400 may be a thermocouple temperature probe, and the thermocouple temperature probe is usually used in cooperation with a display instrument (not shown) installed in the smoke gun main body 100, and can directly measure the temperature of smoke.

During the specific use, start the pump body 120 and extract the flue gas, the flue gas gets into from sampling head 300 and advances appearance pipe 200, collect the particulate matter in the flue gas in straining a section of thick bamboo 210 after straining a section of thick bamboo 210 and filter, the filterable flue gas then gets into in the gas collecting bottle 110, thereby can take out the particulate matter in straining a section of thick bamboo 210 and go on further detecting, in order to obtain the particulate matter content condition in the flue gas, can carry out the analysis to the flue gas in the gas collecting bottle 110, in order to obtain the flue gas composition, simultaneously, the temperature of flue gas is directly measured through probe 400, thereby can gather the flue gas from multiple dimensions, in order to further obtain a plurality of indexes of flue gas, need not the workman to carry many equipment and sample, thereby alleviate equipment carrying capacity, and convenient to carry, effectively alleviate workman's work burden.

Referring to fig. 2, it can be understood that the filter cartridge 210 includes an outer cylinder portion 211 and a filter basket 212, the outer cylinder portion 211 has a through inner cavity 2111, the filter basket 212 is located in the inner cavity 2111 and detachably connected with the outer cylinder portion 211, the filter basket 212 is used for filtering flue gas, the sampling head 300 is communicated with the inner cavity 2111 of the outer cylinder portion 211, when the flue gas passes through the inner cavity 2111 of the outer cylinder portion 211, particulate matters in the flue gas are collected in the filter basket 212, and the filter basket 212 is detached to take out the particulate matters, so that the use is convenient.

Referring to fig. 2, it can be understood that the filter basket 212 is provided with a flange 2121, the inner wall of the outer cylinder 211 is provided with a convex ring 2112, the inner diameter of the convex ring 2112 matches with the outer diameter of the filter basket 212, the flange 2121 abuts against the end face of the convex ring 2112 facing the sampling head 300, when the filter basket 212 is installed, the filter basket 212 is arranged through the convex ring 2112, the opening of the filter basket 212 faces the sampling head 300, and the flange 2121 of the filter basket 212 abuts against the convex ring 2112, so that particles can be contained in the filter basket 212, and the filter basket 212 is simple in installation structure, convenient to install and convenient to take out.

Referring to fig. 3, it can be understood that the sampling head 300 includes a sampling nozzle 310, an elbow 320 and a cylinder cover 330, the sampling nozzle 310 and the cylinder cover 330 are respectively disposed at two ends of the elbow 320, the cylinder cover 330 is detachably connected to the outer cylinder 211, the sampling nozzle 310 is in a trumpet shape, and a large end of the sampling nozzle 310 faces the outer side of the elbow 320, so that the sampling area of the sampling head 300 can be increased, the air intake amount is increased, and the use is convenient.

It will be appreciated that the inner wall of the cap 330 is provided with internal threads and the outer wall of the outer barrel 211 is provided with external threads matching the internal threads, i.e. the cap 330 is threadedly connected to the outer barrel 211 to facilitate mounting and dismounting the sampling head 300 for taking out the filter basket 212.

Referring to fig. 2, it can be understood that the outer wall of the cylinder cover 330 is provided with a plurality of ribs 331, the plurality of ribs 331 are arranged along the circumferential direction of the cylinder cover 330, since the cylinder cover 330 and the outer cylinder 211 are in threaded connection, when the sampling head 300 is mounted or dismounted, the cylinder cover 330 needs to be rotated, the plurality of ribs 331 play a role in preventing slipping when the cylinder cover 330 is placed and rotated, and the sampling head 300 is convenient to mount or dismount.

Referring to fig. 2, it can be understood that the end of the outer cylinder 211 is provided with a sealing ring 213, the cylinder cover 330 is provided with a step 332 therein, the step 332 abuts against the sealing ring 213, and the sealing ring 213 may be a rubber ring and has a certain deformation, so that the outer cylinder 211 and the cylinder cover 330 are connected in a sealing manner, and the smoke leakage is avoided.

Referring to fig. 2, it can be understood that the end of the outer cylindrical part 211 is provided with a positioning ring 2113, generally speaking, the positioning ring 2113 is provided on the inner wall of the outer cylindrical part 211, the sealing ring 213 is partially received in the positioning ring 2113, and another part of the sealing ring 213 protrudes from the end of the outer cylindrical part 211, so that the positioning ring 2113 can position the sealing ring 213, the sealing ring 213 is prevented from being displaced, and when the cartridge cover 330 is connected to the outer cylindrical part 211 in place, the stepped part 332 of the cartridge cover 330 can press the sealing ring 213, thereby improving the sealing performance.

Referring to fig. 1, it can be understood that two temperature probes 400 are disposed on the outer side of the filter cartridge 210, and the ends of the two temperature probes 400 face the two sides of the filter cartridge 210, respectively, so that the temperatures of the flue gas at two positions can be detected, and the accuracy is improved.

Referring to fig. 1, it can be understood that the temperature sensing needle 400 is provided with a fixing block 410, the fixing block 410 is fixedly connected to the outer wall of the filter cartridge 210, and the fixing block 410 may be a welded block, so that the temperature sensing needle 400 is stably and reliably connected.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A multi-functional sampling gun, characterized by, includes:

the smoke gun main body is provided with a gas collecting bottle;

the sampling pipe is arranged on the cigarette gun main body, one end of the sampling pipe is communicated with the gas collecting bottle and is connected with the pump body, and the other end of the sampling pipe is provided with a filter cylinder which is used for filtering smoke;

a sampling head detachably mounted to the filter cartridge;

the temperature detection needle is arranged at one end, provided with the filter cylinder, of the sampling tube, and the axis of the temperature detection needle is parallel to the axis of the sampling tube and deviates from the sampling tube.

2. A multi-function sampling gun according to claim 1, wherein: the filter cartridge comprises an outer cylinder part and a filter basket, the outer cylinder part is provided with a through inner cavity, the filter basket is positioned in the inner cavity and detachably connected with the outer cylinder part, and the filter basket is used for filtering smoke.

3. A multi-function sampling gun according to claim 2, wherein: the filter basket is provided with a flange, the inner wall of the outer cylinder part is provided with a convex ring, the inner diameter of the convex ring is matched with the outer diameter of the filter basket, and the flange is abutted to the end face, facing the sampling head, of the convex ring.

4. A multi-function sampling gun according to claim 2, wherein: the sampling head includes sampling mouth, return bend and cover, the sampling mouth with the cover set up respectively in the both ends of return bend, the cover with outer barrel portion can dismantle the connection, the sampling mouth is the loudspeaker form, and the main aspects orientation of sampling mouth the outside of return bend.

5. A multi-functional sampling gun according to claim 4, characterized in that: the inner wall of cover is provided with the internal thread, the outer wall of outer section of thick bamboo portion be provided with the external screw thread that the internal thread matches.

6. A multi-functional sampling gun according to claim 5, characterized in that: the outer wall of cover is provided with a plurality of protruding muscle, and is a plurality of protruding muscle is followed the circumference of cover is arranged.

7. A multi-functional sampling gun according to claim 5, characterized in that: the end part of the outer cylinder part is provided with a sealing ring, a step part is arranged in the cylinder cover, and the step part is pressed against the sealing ring.

8. A multi-function sampling gun according to claim 7, wherein: the end of the outer cylinder portion is provided with a positioning ring, part of the sealing ring is accommodated in the positioning ring, and the other part of the sealing ring protrudes out of the end of the outer cylinder portion.

9. A multi-function sampling gun according to claim 1, wherein: the outer side of the filter cylinder is provided with two temperature probes, and the end parts of the two temperature probes face the two sides of the filter cylinder respectively.

10. A multi-function sampling gun according to claim 9, wherein: the temperature detection needle is provided with a fixing block, and the fixing block is fixedly connected to the outer wall of the filter cylinder.