CN112285280B

CN112285280B - Exhaust gas detection instrument with self-cleaning residual particulate matter function

Info

Publication number: CN112285280B
Application number: CN202011005350.9A
Authority: CN
Inventors: 张烨
Original assignee: Shandong Haihui Environmental Technology Co ltd
Current assignee: SHANDONG HAIHUI ENVIRONMENTAL TECHNOLOGY Co.,Ltd.
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2022-03-18
Anticipated expiration: 2040-09-23
Also published as: CN114674975A; CN114594205A; CN112285280A

Abstract

The invention provides a waste gas detection instrument with a function of self-cleaning residual particulate matters, which comprises a platform structure; the upper end of the platform structure is provided with a power structure, and the front end of the platform structure is provided with an auxiliary structure; the rear end of the power structure is provided with a transmission structure, and the upper end of the transmission structure is provided with a clamping structure; a cleaning structure is arranged in the transmission structure; the platform structure includes a chimney, an auxiliary table and a protective box, the auxiliary table is installed around a week at the outside end of a chimney, install the protective box on the chimney, and the protective box is fixed through the screw rod of interior terminal surface, the aerofoil is for providing the primary structure of power, the swivel that will install the aerofoil rotates and installs on the erection column, when the aerofoil receives outside wind-force, can rotate and provide corresponding power, with the articulated department installation dog of aerofoil, can let the aerofoil atress more stable, and also can realize letting the aerofoil only receive the effect of one-way wind-force.

Description

Exhaust gas detection instrument with self-cleaning residual particulate matter function

Technical Field

The invention belongs to the technical field of auxiliary devices of detection equipment, and particularly relates to an exhaust gas detection instrument with a function of self-cleaning residual particulate matters.

Background

The waste gas detecting instrument and the smoke and fume tester adopt a pitot tube constant-speed sampling weight method to collect particles in a pipeline, and adopt a constant-potential electrolysis method to qualitatively and quantitatively measure harmful gas, so that the device can be used for measuring the emission concentration/total amount of smoke and fume (gas) of various boilers and furnaces and the dust removal and desulfurization efficiency of equipment in departments of environmental protection, sanitation, labor, safety supervision, military, scientific research, education and the like. The dynamic pressure of the flue gas, the static pressure of the flue gas, the pressure before the flowmeter, the temperature of the flue gas, the moisture content, O2, SO2, CO, NO2, H2S, CO2, constant suction flow rate and the like can be measured.

Application No.: the invention discloses a waste gas detector convenient for cleaning residual particulate matters, which comprises a waste gas detector, a connector and an isolation net, wherein the connector is installed above the waste gas detector, the isolation net is arranged above the connector, an air inlet pipe is arranged above the isolation net and is mutually connected with the waste gas detector through the connector, a mounting groove is formed in the lower end of the air inlet pipe, the isolation net is located on the inner side of the mounting groove and is mutually connected with the air inlet pipe through the mounting groove, a vertical rod is connected between a first cleaning ring and a second cleaning ring, and bristles are arranged on the lower surface of the first cleaning ring and the outer side of the vertical rod. This exhaust gas detector convenient to clearance remains particulate matter, the intake pipe can be demolishd to conveniently clear up the inner wall of intake pipe through first clearance ring, second clearance ring and montant, avoid the particulate matter to pile up for a long time at the inner wall of intake pipe, avoid influencing the testing result.

Based on the aforesaid, current exhaust gas detection instrument is back in the smoke and dust for a long time, can remain some crystalline particles on the outer wall of detection knot instrument, causes phenomenons such as detection error, and usual detecting instrument clearance structure is the outer wall and installs the scraper cylinder etc. that has the motor additional, but the motor avoids taking place to damage and can't in time discover again, causes the phenomenon of long-time unable clearance, and the effectual clearance with detecting instrument of general scraper cylinder also can't be effectual.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and an exhaust gas detecting apparatus having a function of self-cleaning residual particulate matters is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a waste gas detecting instrument with a function of self-cleaning residual particulate matters, which aims to solve the problems that the cleaning structure of the existing detecting instrument is that a scraper cylinder with a motor is additionally arranged on the outer wall, but the motor is inevitably damaged and cannot be found in time, so that the phenomenon that the cleaning cannot be carried out for a long time is caused, and the detecting instrument cannot be effectively cleaned by a common scraper cylinder.

The invention has the purpose and the effect of the waste gas detection instrument with the function of self-cleaning residual particles, and is achieved by the following specific technical means:

an exhaust gas detection instrument with a function of self-cleaning residual particulate matters comprises a platform structure; the upper end of the platform structure is provided with a power structure, and the front end of the platform structure is provided with an auxiliary structure; the rear end of the power structure is provided with a transmission structure, and the upper end of the transmission structure is provided with a clamping structure; a cleaning structure is arranged in the transmission structure; the platform structure comprises a chimney, an auxiliary platform and a protective box, wherein the auxiliary platform is installed around a circle at the outer side end of the chimney, the protective box is installed on the chimney, and the protective box is fixed through a screw rod of an inner end face.

Further, the power structure includes the change, the aerofoil, the dog, the collar, screw and erection column, the ring gear, the collar is hugged closely and is installed in the upper end of guard box, and the collar cup joints and installs the change, and the outer terminal surface of change is provided with twelve erection columns, all articulates on the every erection column and installs the aerofoil, and the root of aerofoil is provided with the dog, and the dog is ninety degrees with the aerofoil, and two screws of symmetry are seted up to collar rear end position, and the bottom inner circle of collar is provided with the ring gear.

Further, the clamping structure includes a clamping cap, a blocking rod, an inner clamping groove and a stud, the stud is screwed and installed in the threaded hole, the outer end of the stud is sleeved with the clamping cap, the inner clamping groove of the clamping cap is in a hexagon shape, the blocking rod is additionally installed on the outer side of the inner clamping groove, and a magnetic block is arranged inside the inner clamping groove.

Further, transmission structure includes mounting panel, drive gear, ring gear and chucking groove, mounting panel fixed mounting is at the rear end face of play chimney, and drive gear is installed in mounting panel upper end department rotation, and drive gear's lower extreme rotates and installs the ring gear, and ring gear and drive gear intermeshing, six chucking grooves have been seted up to the ring gear medial surface.

Further, the auxiliary structure includes main baffle, elevator, sliding block, sliding plate, top spout and interior spring, main baffle slidable mounting is at the preceding terminal surface of protective housing, and main baffle leans on the top middle to locate to install the elevator, and sliding plate slidable mounting is at the interior top surface position of protective housing, and the both ends of sliding plate all install the interior spring additional, and the top spout is seted up at the top surface intermediate position of protective housing, and the sliding block towards the upper end is installed to the sliding plate intermediate position, and the sliding block is in a spout.

Further, the clearance structure is including a clearance section of thick bamboo, the spiral strip, consolidates the strip, outer draw-in groove and detector, clearance section of thick bamboo cup joints and installs in consolidating the intra-annular, and clearance section of thick bamboo cup joints the position and has seted up six outer draw-in grooves, and clearance section of thick bamboo front end is the annular array form and is equipped with three spiral strips, and clearance section of thick bamboo front end still is the annular array form and establishes three and consolidate the strip, and mutual contact between reinforcement strip and the spiral strip, three spiral strips are the crisscross form and distribute, and the cup jointed detector in the clearance section of thick bamboo.

Furthermore, the cleaning structure further comprises an inner brush, the inner side face of the reinforcing strip is provided with the inner brush, and the inner brush on the inner side face of the reinforcing strip is made of copper wires.

Further, transmission structure is still including reinforcing ring and chucking head, the last chucking head that is provided with of reinforcing ring, chucking head are provided with six groups, and the inside and outside both sides of every group chucking head are different shapes, and the chucking head outer end can block each other with the chucking groove, and the shape of chucking head medial surface can block each other with outer draw-in groove simultaneously.

Compared with the prior art, the invention has the following beneficial effects:

the utility model discloses a wind plate, including mounting post, wind plate, driving gear, gear ring, reinforcing ring, gear groove, gear ring, the setting of power structure and transmission structure, the wind plate is the major structure that provides power, the swivel that will install the wind plate rotates and installs on the erection column, when the wind plate receives outside wind-force, can rotate and provide corresponding power, with the articulated department installation dog of wind plate, can let the wind plate atress more stable, and also can realize letting the wind plate only receive the effect of one-way wind-force, the drive gear and the ring gear intermeshing of mounting plate top position installation, and drive gear lower extreme and gear ring intermeshing, thereby realize passing through the mesh that drive gear transmits the power of rack row to the gear ring, the major function of reinforcing ring is through the chucking head, it is fixed with outer draw-in groove chucking, make the gear ring can pass through the reinforcing ring axial fixity on a clearance section of thick bamboo, realize that the gear ring can drive clearance section of thick bamboo pivoted effect.

The setting of clearance structure, the detector is when detecting waste gas, because placing of detector meeting long time is in a chimney, can make and remain the particulate matter of crystalline on the detector, thereby to clear up a section of thick bamboo for cup jointing the outside at the detector, let the helical strip of a clearance section of thick bamboo rotate, clear away the granule on the detector, the reinforcement strip that installs additional in the helical strip outside has the effect of consolidating the helical strip, the inner brush that sets up on consolidating the strip inner wall can directly clear up partly debris, make can not remain debris on the helical strip, the inner brush adopts the copper wire can effectually protect the detector, can not fish tail the shell of detector.

The setting of chucking structure, when taking out detection device, power structure's rotation can influence detection device's the play of tearing open, thereby set up two screws on the erection column that will install power structure, the swivel chucking is fixed to the internal fixation double-screw bolt in the screw, make power structure stall, realize conveniently taking out detection device's purpose, in order can make things convenient for taking out of double-screw bolt, install the chucking cap additional with the double-screw bolt outside, the chucking that the internal groove and the shelves pole of chucking cap can be better is on the double-screw bolt, thereby realize the effect of convenient control double-screw bolt.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic diagram of the power configuration of the present invention.

FIG. 3 is a schematic view of the structure of the protective box of the present invention.

Fig. 4 is a schematic diagram of the transmission structure of the present invention.

Fig. 5 is a schematic sectional view of the transmission structure of the present invention.

FIG. 6 is a schematic view of the cleaning structure of the present invention.

Fig. 7 is a schematic view of the clamping mechanism of the present invention.

Fig. 8 is a schematic view of the auxiliary structure of the present invention.

Fig. 9 is a partial enlarged structural view of the invention at a in fig. 3.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a platform structure; 101. a chimney; 102. an auxiliary table; 103. a protective box; 2. a power structure; 201. rotating the ring; 202. a wind plate; 203. a stopper; 204. a mounting ring; 205. a screw hole; 206. mounting a column; 207. a ring gear; 3. a clamping structure; 301. a clamping cap; 302. a gear lever; 303. an inner clamping groove; 304. a stud; 4. a transmission structure; 401. mounting a plate; 402. a transmission gear; 403. a gear ring; 40301. a clamping groove; 404. a reinforcing ring; 40401. a clamping head; 5. an auxiliary structure; 501. a main baffle; 502. a lifting block; 503. a slider; 504. a sliding plate; 505. a top chute; 506. an inner spring; 6. cleaning the structure; 601. cleaning the cylinder; 602. a helical strip; 603. reinforcing the strips; 604. an outer clamping groove; 605. a detector; 606. an inner brush.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 9:

the invention provides a waste gas detection instrument with a function of self-cleaning residual particulate matters, which comprises a platform structure 1; the upper end of the platform structure 1 is provided with a power structure 2, and the front end of the platform structure 1 is provided with an auxiliary structure 5; the rear end of the power structure 2 is provided with a transmission structure 4, and the upper end of the transmission structure 4 is provided with a clamping structure 3; a cleaning structure 6 is arranged in the transmission structure 4; platform structure 1 includes a chimney 101, auxiliary station 102 and guard box 103, auxiliary station 102 is installed around a week to the outside end of chimney 101, install guard box 103 on the chimney 101, and guard box 103 is fixed through the screw rod of interior terminal surface, directly penetrate detection device and install in the chimney 101, and detection device's the outside then protects through guard box 103, the auxiliary station 102 of installing in the chimney 101 outside mainly plays and conveniently observes detection device and uses.

Wherein, the power structure 2 comprises a rotating ring 201, a wind plate 202, a stop block 203, a mounting ring 204, a screw hole 205, a mounting column 206 and a gear ring 207, the mounting ring 204 is closely arranged at the upper end of the protective box 103, the outer sleeve of the mounting ring 204 is provided with a rotating ring 201, twelve mounting columns 206 are arranged on the outer end surface of the rotating ring 201, each mounting column 206 is hinged with a wind plate 202, the root of the wind plate 202 is provided with a stop block 203, the stop block 203 and the wind plate 202 form a ninety degree angle, the rear end of the mounting ring 204 is provided with two symmetrical screw holes 205, the inner ring at the bottom of the mounting ring 204 is provided with a gear ring 207, the wind plate 202 is a main structure for providing power, the rotating ring 201 for mounting the wind plate 202 is rotatably mounted on the mounting column 206, when the aerofoil 202 receives outside wind power, can rotate and provide corresponding power, with the articulated department installation dog 203 of aerofoil 202, can let the aerofoil 202 atress more stable, and also can realize letting the aerofoil 202 only receive the effect of one-way wind power.

Wherein, the clamping structure 3 comprises a clamping cap 301, a stop lever 302, an inner clamping groove 303 and a stud 304, the stud 304 is screwed and installed in the screw hole 205, and the outer end of the stud 304 is sleeved with a clamping cap 301, an inner clamping groove 303 of the clamping cap 301 is in a hexagon socket shape, a stop lever 302 is additionally arranged on the outer side of the inner clamping groove 303, a magnetic block is arranged inside the inner clamping groove 303, when the detection device is taken out, the rotation of the power structure 2 can affect the removal of the detection device, so that two screw holes 205 are formed on the mounting column 206 for mounting the power structure 2, the stud 304 is fixed in the screw hole 205 to tightly clamp and fix the rotating ring 201, so that the power structure 2 stops rotating, the purpose of conveniently taking out the detection device is realized, in order to facilitate the taking out of the stud 304, the clamping cap 301 is additionally arranged on the outer side of the stud 304, and the inner clamping groove 303 and the stop lever 302 of the clamping cap 301 can be better clamped on the stud 304, so that the effect of conveniently controlling the stud 304 is achieved.

The transmission structure 4 comprises a mounting plate 401, a transmission gear 402, a gear ring 403 and a clamping groove 40301, the mounting plate 401 is fixedly mounted on the rear end face of the chimney 101, the upper end of the mounting plate 401 is rotatably mounted with the transmission gear 402, the lower end of the transmission gear 402 is rotatably mounted with the gear ring 403, the gear ring 403 is meshed with the transmission gear 402, the inner side face of the gear ring 403 is provided with six clamping grooves 40301, the transmission gear 402 mounted at the top end of the mounting plate 401 is meshed with the gear ring 207, and the lower end of the transmission gear 402 is meshed with the gear ring 403, so that the purpose of transmitting the power of the tooth row to the gear ring 403 through the transmission gear 402 is achieved.

Wherein, the auxiliary structure 5 comprises a main baffle 501, a lifting block 502, a sliding block 503, a sliding plate 504, a top sliding chute 505 and an inner spring 506, the main baffle 501 is slidably arranged on the front end surface of the protective box 103, and the main baffle 501 is provided with a lifting block 502 near the middle of the top end, a sliding plate 504 is slidably arranged at the inner top surface of the protection box 103, and both ends of the sliding plate 504 are additionally provided with inner springs 506, a top sliding groove 505 is arranged at the middle position of the top surface of the protective box 103, a sliding block 503 facing to the upper end is arranged at the middle position of the sliding plate 504, the sliding block 503 is positioned in the top sliding groove 505, a sliding plate 504 mounted on the protective housing 103 can catch the main flap 501 under the action of an inner spring 506, so that main baffle 501 acts to isolate meter 605 from the interior of enclosure 103, a top slide channel 505 formed in the protective housing 103 further facilitates the control of the slide plate 504 by the slide block 503.

Wherein, the cleaning structure 6 comprises a cleaning cylinder 601, a spiral strip 602, a reinforcing strip 603, an outer clamping groove 604 and a detector 605, the cleaning cylinder 601 is sleeved in the reinforcing ring 404, six external slots 604 are arranged at the sleeving position of the cleaning cylinder 601, three spiral strips 602 are arranged at the front end of the cleaning cylinder 601 in an annular array, the front end of the cleaning cylinder 601 is further provided with three reinforcing strips 603 in an annular array, the reinforcing strips 603 are in contact with the spiral strips 602, the three spiral strips 602 are distributed in a staggered manner, a detector 605 is sleeved in the cleaning cylinder 601, when the detector 605 detects waste gas, because the meter 605 may be left in the chimney 101 for a long period of time, crystalline particles may remain on the meter 605, therefore, the cleaning barrel 601 is sleeved outside the detector 605, the spiral strip 602 of the cleaning barrel 601 rotates, particles on the detector 605 are removed, and the reinforcing strip 603 additionally arranged on the outer side of the spiral strip 602 has the effect of reinforcing the spiral strip 602.

Wherein, clearance structure 6 is still including interior brush 606, and the medial surface of reinforcing strip 603 is equipped with interior brush 606, and the interior brush 606 of reinforcing strip 603 medial surface adopts the copper wire material, and the interior brush 606 that sets up on reinforcing strip 603 inner wall can directly clear up some debris for can not remain debris on the helical strip 602, interior brush 606 adopts the copper wire can effectually protect detector 605, can not fish tail detector 605's shell.

Wherein, transmission structure 4 is still including reinforcing ring 404 and chucking head 40401, be provided with chucking head 40401 on the reinforcing ring 404, chucking head 40401 is provided with six groups, and the inside and outside both sides of every group chucking head 40401 are different shapes, chucking head 40401 outer end can with the mutual block in chucking groove 40301, and the shape of chucking head 40401 medial surface can with the mutual block of outer draw-in groove 604 simultaneously, the primary function of reinforcing ring 404 is for passing through chucking head 40401, it is fixed with chucking groove 40301 and outer draw-in groove 604 chucking, make gear ring 403 can pass through reinforcing ring 404 axial fixity on clearance section of thick bamboo 601, it can drive clearance section of thick bamboo 601 pivoted effect to realize gear ring 403.

The specific use mode and function of the embodiment are as follows:

in the invention, the wind plate 202 of the power structure 2 is a main structure for providing power, the rotating ring 201 for installing the wind plate 202 is rotatably installed on the installation column 206, when the wind plate 202 is subjected to external wind power, corresponding power can be provided by rotating, the stopper 203 is installed at the hinged position of the wind plate 202, the wind plate 202 can be stressed more stably, and the effect that the wind plate 202 is only subjected to one-way wind power can also be realized, the transmission gear 402 installed at the top end position of the installation plate 401 is meshed with the gear ring 207, the lower end of the transmission gear 402 is meshed with the gear ring 403, so that the purpose that the power of the tooth row is transmitted to the gear ring 403 through the transmission gear 402 is realized, the reinforcing ring 404 mainly plays a role of fixing the clamping groove 40301 and the outer clamping groove 604 through the clamping head 40401, so that the gear ring 403 can be axially fixed on the cleaning barrel 601 through the reinforcing ring 404, and the effect that the cleaning barrel 601 can be driven by the gear ring 403 to rotate is realized, when the detector 605 detects waste gas, because the placing of detector 605 long time in a chimney 101, can make the detector 605 go up the residual crystalline particulate matter, thereby with a clearance section of thick bamboo 601 for cup jointing in the outside of detector 605, let the ribbon spiral 602 of a clearance section of thick bamboo 601 rotate, clear away the granule on the detector 605, the reinforcing strip 603 that installs additional in the ribbon spiral 602 outside has the effect of reinforcing ribbon spiral 602, the internal brush 606 that sets up on reinforcing strip 603 inner wall can directly clear up partly debris, make and not remain debris on the ribbon spiral 602, the internal brush 606 adopts the copper wire can effectually protect the detector 605, can not fish tail the shell of detector 605.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an exhaust gas detection instrument that possesses automatically cleaning residual particles function which characterized in that: comprising a platform structure (1); the upper end of the platform structure (1) is provided with a power structure (2), and the front end of the platform structure (1) is provided with an auxiliary structure (5); the rear end of the power structure (2) is provided with a transmission structure (4), and the upper end of the transmission structure (4) is provided with a clamping structure (3); a cleaning structure (6) is arranged in the transmission structure (4); the platform structure (1) comprises a smoke outlet tube (101), an auxiliary platform (102) and a protection box (103), wherein the auxiliary platform (102) is arranged at the outer side end of the smoke outlet tube (101) around one circle, the protection box (103) is arranged on the smoke outlet tube (101), and the protection box (103) is fixed through a screw rod at the inner end face;

the power structure (2) comprises a rotating ring (201), a wind plate (202), a stop block (203), a mounting ring (204), screw holes (205), mounting columns (206) and a gear ring (207), wherein the mounting ring (204) is tightly attached to the upper end of the protective box (103), the rotating ring (201) is sleeved outside the mounting ring (204), twelve mounting columns (206) are arranged on the outer end face of the rotating ring (201), the wind plate (202) is hinged to each mounting column (206), the stop block (203) is arranged at the root of the wind plate (202), the stop block (203) and the wind plate (202) form a ninety degree angle, two symmetrical screw holes (205) are formed in the rear end of the mounting ring (204), and the gear ring (207) is arranged on the inner ring at the bottom of the mounting ring (204);

the transmission structure (4) comprises a mounting plate (401), a transmission gear (402), a gear ring (403) and clamping grooves (40301), the mounting plate (401) is fixedly mounted on the rear end face of the smoke outlet tube (101), the upper end of the mounting plate (401) is rotatably provided with the transmission gear (402), the lower end of the transmission gear (402) is rotatably provided with the gear ring (403), the gear ring (403) is meshed with the transmission gear (402), and the inner side face of the gear ring (403) is provided with six clamping grooves (40301);

clearance structure (6) are including a clearance section of thick bamboo (601), spiral strip (602), consolidate strip (603), outer draw-in groove (604) and detector (605), a clearance section of thick bamboo (601) cup joints and installs in reinforcing ring (404), and a clearance section of thick bamboo (601) cup joints the position and has seted up six outer draw-in grooves (604), a clearance section of thick bamboo (601) front end is the annular array form and is equipped with three spiral strip (602), and a clearance section of thick bamboo (601) front end still is the annular array form and still establishes three and consolidate strip (603), mutual contact between reinforcement strip (603) and spiral strip (602), three spiral strip (602) are crisscross form and distribute, cup jointed detector (605) in a clearance section of thick bamboo (601).

2. The exhaust gas detecting apparatus having a function of self-cleaning residual particulate matter of claim 1, wherein: chucking structure (3) are including chucking cap (301), shelves pole (302), interior draw-in groove (303) and double-screw bolt (304), double-screw bolt (304) are twisted and are connect and install in screw (205), and double-screw bolt (304) outer end cup joints and installs chucking cap (301), and interior draw-in groove (303) of chucking cap (301) are interior hexagonal shape, and interior draw-in groove (303) outside is equipped with shelves pole (302) additional, and interior draw-in groove (303) inside is provided with the magnetic path.

3. The exhaust gas detecting apparatus having a function of self-cleaning residual particulate matter of claim 1, wherein: the auxiliary structure (5) comprises a main baffle (501), a lifting block (502), a sliding block (503), a sliding plate (504), a top sliding groove (505) and an inner spring (506), wherein the main baffle (501) is slidably mounted on the front end surface of the protective box (103), the lifting block (502) is mounted on the main baffle (501) close to the middle of the top end, the sliding plate (504) is slidably mounted on the inner top surface of the protective box (103), the inner spring (506) is additionally mounted on each of two ends of the sliding plate (504), the top sliding groove (505) is arranged in the middle of the top surface of the protective box (103), the sliding block (503) facing the upper end is mounted in the middle of the sliding plate (504), and the sliding block (503) is located in the top sliding groove (505).

4. The exhaust gas detecting apparatus having a function of self-cleaning residual particulate matter of claim 1, wherein: the cleaning structure (6) further comprises an inner brush (606), the inner side face of the reinforcing strip (603) is provided with the inner brush (606), and the inner brush (606) on the inner side face of the reinforcing strip (603) is made of copper wires.

5. The exhaust gas detecting apparatus having a function of self-cleaning residual particulate matter of claim 1, wherein: transmission structure (4) are still including reinforcing ring (404) and chucking head (40401), be provided with chucking head (40401) on reinforcing ring (404), chucking head (40401) are provided with six groups, and the inside and outside both sides of every group chucking head (40401) are different shapes, chucking head (40401) outer end can with chucking groove (40301) block each other, and the shape of chucking head (40401) medial surface can with outer draw-in groove (604) block each other simultaneously.