CN113295823A - Air detection device based on intelligent analysis - Google Patents

Air detection device based on intelligent analysis Download PDF

Info

Publication number
CN113295823A
CN113295823A CN202110519965.1A CN202110519965A CN113295823A CN 113295823 A CN113295823 A CN 113295823A CN 202110519965 A CN202110519965 A CN 202110519965A CN 113295823 A CN113295823 A CN 113295823A
Authority
CN
China
Prior art keywords
machine body
fixedly connected
device based
detection machine
intelligent analysis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110519965.1A
Other languages
Chinese (zh)
Inventor
康建
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Nujie Environmental Protection Technology Co ltd
Original Assignee
Shanghai Nujie Environmental Protection Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Nujie Environmental Protection Technology Co ltd filed Critical Shanghai Nujie Environmental Protection Technology Co ltd
Priority to CN202110519965.1A priority Critical patent/CN113295823A/en
Publication of CN113295823A publication Critical patent/CN113295823A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004Gaseous mixtures, e.g. polluted air
    • G01N33/0009General constructional details of gas analysers, e.g. portable test equipment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention discloses an air detection device based on intelligent analysis, which comprises a detection machine body, wherein an assembly opening matched with a tripod is formed in the axis of the bottom of the detection machine body, backing plates are arranged on two sides of the bottom of the detection machine body, limiting grooves are formed in the side surfaces, adjacent to the assembly opening, of the backing plates, guide grooves are formed in two ends of the assembly opening in the bottom of the detection machine body, movable rails are fixedly connected to the tops of the backing plates relative to the guide grooves, the movable rails are movably arranged inside the guide grooves, springs are fixedly connected to the end surfaces of the movable rails and the inner walls of the tail ends of the guide grooves, and the springs are axially fixed inside the guide grooves; the assembly opening that detects bottom of the body axle center is favorable to the assembly of tripod for detect the organism and place stably everywhere indoor homoenergetic and detect, the backing plate is detecting bottom of the body activity with the movable rail along the guide way, and the backing plate is fixed the tripod centre gripping under the propelling movement of spring when detecting the organism and the tripod assembly is accomplished, and the tripod can not take place to drop with the fixed stability of detection organism.

Description

Air detection device based on intelligent analysis
Technical Field
The invention relates to the technical field of air detection, in particular to an air detection device based on intelligent analysis.
Background
With the improvement of living standard of people and the frequent occurrence of various environmental problems caused by air quality, people pay more and more attention to the air quality. Particularly, the indoor decoration environment refers to the environment with haze outdoors and the indoor decoration environment, the air is doped with formaldehyde and organic volatile matters emitted by indoor decoration plates and plastic products, the air can harm the health of people after living in the toxic and harmful gas environments for a long time, various diseases are induced, and the life safety can be endangered in serious cases;
although the aerial detection device disclosed in the publication No. CN210465405U achieves improvement of accuracy of aerial detection analysis, it does not solve the problem that the existing aerial detection device usually needs to be used with a tripod in order to place and detect in each direction, but the tripod and the aerial detection device generally do not have a locking device, so that the aerial detection device easily falls off from the tripod, and the aerial detection device falls off or even is damaged, and the conventional bolt locking is troublesome and time-consuming for operation of the tripod, and we provide an aerial detection device based on intelligent analysis for this purpose.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the air detection device based on intelligent analysis, the assembly port of the axis at the bottom of the detection machine body is favorable for assembling the tripod, so that the detection machine body can be placed stably at various positions indoors for detection, the base plate is movably unfolded and movably accommodated at the bottom of the detection machine body along the guide groove by the movable rail, the base plate clamps and fixes the tripod under the pushing of the spring when the assembly of the detection machine body and the tripod is completed, and the tripod and the detection machine body are more stably fixed and cannot fall off.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an empty gas detection surveys device based on intelligent analysis, includes and detects the organism, the bottom axle center that detects the organism sets up the assembly opening with tripod looks adaptation, the bottom both sides that detect the organism all are provided with the backing plate, the spacing groove has been seted up to the side that the backing plate is adjacent to the assembly opening, the bottom that detects the organism all is provided with the guide way at the both ends of assembly opening, the top of backing plate is for guide way fixedly connected with activity rail, the activity rail activity sets up the inside at the guide way, the terminal inner wall fixedly connected with spring of the terminal surface of activity rail and guide way, spring axial fixing is in the inside of guide way.
Preferably, the bottom of the detection machine body is fixedly connected with a reinforcing ring on the outer wall of the port of the assembly port, and the inner wall of the port of the assembly port is coaxially and fixedly connected with a rubber ring.
Preferably, the side profile of the backing plate is matched with the side profile of the detection machine body, and the bottom surface of the backing plate is provided with anti-skid grains.
Preferably, the outline of the limiting groove is of a semicircular structure, and the inner wall of the limiting groove is coaxially and fixedly connected with a gasket.
Preferably, the surface of the tail end of the movable rail is fixedly connected with a wear-resistant head, and the surface profile of the wear-resistant head is of a circular arc structure.
Preferably, the cross section of the movable rail is of a T-shaped structure, the cross section of the guide groove is of a convex structure, and the movable rail and the guide groove are mutually clamped.
Preferably, the backing plate includes the substrate layer, fixedly connected with weaving layer between the inner wall of substrate layer, the size of weaving layer equals with the size of substrate layer.
Preferably, the base material layer is at least provided with two layers, and a buffer layer is fixedly connected between interlayers of the base material layer.
Preferably, a handle is fixedly connected to the midpoint of the top of the detection machine body, a functional panel is arranged on one side of the front end of the detection machine body, and an instrument panel is arranged on the other side of the front end of the detection machine body.
Compared with the prior art, the invention can achieve the following beneficial effects:
1. the assembly port of the axis at the bottom of the detection machine body is beneficial to the assembly of the tripod, so that the detection machine body can be placed stably for detection at any position indoors, a base plate at the bottom of the detection machine body covers the assembly port in a daily covering manner, and provides damping protection for the detection machine body at the same time, the base plate is movably unfolded and movably accommodated at the bottom of the detection machine body along the guide groove by virtue of the movable rail, the base plate clamps and fixes the tripod under the pushing of the spring when the assembly of the detection machine body and the tripod is completed, and the tripod is more stably fixed with the detection machine body and cannot fall off;
2. the reinforcing ring enhances the structural strength of the assembly opening to prevent cracks from occurring in long-term use, and the rubber ring slows down the abrasion between the tripod and the detection machine body;
3. the anti-slip lines at the bottom of the base plate enhance the frictional resistance between the base plate and the ground, so that the detection machine body is more stable in the placement process and can not slide and move, and the gasket enhances the frictional resistance between the base plate and the assembled tripod, so that the base plate and the detection machine body are more stable in fixation;
4. the wear-resistant head is beneficial to the long-term sliding of the movable rail along the guide groove, and simultaneously the contact area of the movable rail and the guide groove is reduced, so that the sliding of the movable rail along the guide groove is more labor-saving and smooth;
5. the weaving layer guarantees that the backing plate has sufficient toughness and prevents that it from breaking off in the long-term use, and the buffer layer strengthens the shock-absorbing capacity of backing plate with this safety of protection detection organism in the daily use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a bottom view of the inspection machine body of the present invention;
FIG. 3 is a schematic view of the backing plate of the present invention;
FIG. 4 is a sectional view of the movable rail of the present invention;
fig. 5 is a cross-sectional view of the backing plate of the present invention.
Wherein: 1. detecting a body; 2. a functional panel; 3. a base plate; 4. an instrument panel; 5. a grip; 6. anti-skid lines; 7. an assembly port; 8. a movable rail; 9. a reinforcement ring; 10. a rubber ring; 11. a guide groove; 12. a spring; 13. a limiting groove; 14. a gasket; 15. a wear-resistant head; 16. a buffer layer; 17. a substrate layer; 18. and (4) weaving the layer.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Examples
Referring to fig. 1, 2, 3 and 4, the invention provides an air detection device based on intelligent analysis, which comprises a detection machine body 1, a handle 5 is fixedly connected to the middle point of the top of the detection machine body 1, a functional panel 2 is arranged on one side of the front end of the detection machine body 1, an instrument panel 4 is arranged on the other side of the front end of the detection machine body 1, an assembly opening 7 matched with a tripod is formed in the bottom axis of the detection machine body 1, the assembly of the tripod is facilitated, the detection machine body 1 can detect indoor places, a backing plate 3 is arranged on each side of the bottom of the detection machine body 1, the backing plate 3 covers and protects the assembly opening 7 in daily life and provides shock absorption protection for the detection machine body 1, a limit groove 13 is formed in the side of the backing plate 3 adjacent to the assembly opening 7, the limit groove 13 is beneficial for the backing plate 3 not to influence the use of the assembly opening 7, guide grooves 11 are formed in the bottom of the detection machine body 1 at two ends of the assembly opening 7, the top of the base plate 3 is fixedly connected with a movable rail 8 relative to the guide groove 11, the movable rail 8 is movably arranged inside the guide groove 11, so that the base plate 3 can be unfolded and movably accommodated movably, the end surface of the movable rail 8 and the inner wall of the tail end of the guide groove 11 are fixedly connected with a spring 12, the spring 12 is axially fixed inside the guide groove 11, the base plate 3 is clamped and fixed when the detection machine body 1 is assembled with a tripod, and the tripod is more stably fixed with the detection machine body 1 and cannot fall off;
as another embodiment of the invention, as shown in fig. 2, the invention discloses that a reinforcing ring 9 is fixedly connected to the bottom of the detection machine body 1 on the outer wall of the port of the assembly opening 7, the reinforcing ring 9 enhances the structural strength of the assembly opening 7 to prevent cracks from occurring in long-term use, a rubber ring 10 is coaxially and fixedly connected to the inner wall of the port of the assembly opening 7, and the rubber ring 10 slows down the abrasion between the tripod and the detection machine body 1;
as another embodiment of the invention, as shown in fig. 2 and fig. 3, the invention discloses that the side profile of the backing plate 3 is matched with the side profile of the detection machine body 1, the bottom surface of the backing plate 3 is provided with anti-slip threads 6 to enhance the frictional resistance between the backing plate 3 and the ground, the detection machine body 1 is more stable and does not slide and move in the placing process, the outline of the limiting groove 13 is in a semicircular structure, the inner wall of the limiting groove 13 is coaxially and fixedly connected with a gasket 14, and the gasket 14 enhances the frictional resistance between the backing plate 3 and an assembled tripod to enable the backing plate 3 and the detection machine body 1 to be more stable in fixation;
as another embodiment of the invention, as shown in fig. 4, the invention discloses that a wear-resistant head 15 is fixedly connected to the end surface of the movable rail 8, the wear-resistant head 15 is beneficial to the movable rail 8 to slide along the guide groove 11 for a long time, the surface profile of the wear-resistant head 15 is in an arc-shaped structure, the contact area between the wear-resistant head 15 and the guide groove 11 is reduced, so that the movable rail 8 can slide along the guide groove 11 more easily and smoothly, the cross section of the movable rail 8 is in a T-shaped structure, the cross section of the guide groove 11 is in a convex structure, the movable rail 8 and the guide groove 11 are clamped with each other, and the backing plate 3 is effectively prevented from falling off to the bottom of the detection machine body 1;
as another embodiment of the invention, as shown in fig. 5, the invention discloses that the backing plate 3 includes a substrate layer 17, a braided layer 18 is fixedly connected between inner walls of the substrate layer 17, the braided layer 18 ensures that the backing plate 3 has sufficient toughness to prevent the backing plate 3 from breaking in the long-term use process, the size of the braided layer 18 is equal to that of the substrate layer 17, the substrate layer 17 is designed with at least two layers, a buffer layer 16 is fixedly connected between interlayers of the substrate layer 17, and the buffer layer 16 enhances the shock absorption capability of the backing plate 3 so as to protect the safety of the detection machine body 1 in the daily use process;
according to the air detection device based on intelligent analysis, the assembly opening 7 in the axis of the bottom of the detection machine body 1 is beneficial to assembly of a tripod, so that the detection machine body 1 can be placed stably and detected everywhere indoors, the base plate 3 at the bottom of the detection machine body 1 covers the assembly opening 7 in a daily manner, meanwhile, shock absorption protection is provided for the detection machine body 1, the base plate 3 is movably unfolded and movably accommodated at the bottom of the detection machine body 1 along the guide groove 11 through the movable rail 8, the base plate 3 clamps and fixes the tripod under the pushing of the spring 12 when the detection machine body 1 and the tripod are assembled, and the tripod is fixed with the detection machine body 1 more stably and cannot fall off; the reinforcing ring 9 enhances the structural strength of the assembling port 7 to prevent cracks from occurring in long-term use, and the rubber ring 10 slows down the abrasion between the tripod and the detection machine body 1; the anti-skid grains 6 at the bottom of the base plate 3 enhance the frictional resistance between the base plate 3 and the ground, so that the detection machine body 1 is more stable in the placement process and can not slide and move, and the gasket 14 enhances the frictional resistance between the base plate 3 and an assembled tripod so that the base plate and the detection machine body 1 are more stable in fixation; the wear-resistant head 15 is beneficial to the long-term sliding of the movable rail 8 along the guide groove 11, and simultaneously, the contact area between the wear-resistant head and the guide groove 11 is reduced, so that the sliding of the movable rail 8 along the guide groove 11 is more labor-saving and smooth, the movable rail 8 and the guide groove 11 are mutually clamped, and the backing plate 3 is effectively prevented from falling off to the bottom of the detection machine body 1; the braided layer 18 ensures that the backing plate 3 has enough toughness to prevent the backing plate 3 from breaking in the long-term use process, and the buffer layer 16 enhances the shock absorption capacity of the backing plate 3 so as to protect the safety of the detection machine body 1 in the daily use process.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides an empty gas detection surveys device based on intelligent analysis, is including detecting organism (1), its characterized in that:
an assembly opening (7) matched with the tripod is formed in the axis of the bottom of the detection machine body (1);
both sides of the bottom of the detection machine body (1) are provided with backing plates (3), and the side surfaces, adjacent to the assembly opening (7), of the backing plates (3) are provided with limiting grooves (13);
guide grooves (11) are formed in the bottom of the detection machine body (1) at two ends of the assembly opening (7), movable rails (8) are fixedly connected to the tops of the base plates (3) relative to the guide grooves (11), and the movable rails (8) are movably arranged inside the guide grooves (11);
the end face of the movable rail (8) is fixedly connected with a spring (12) with the inner wall of the tail end of the guide groove (11), and the spring (12) is axially fixed inside the guide groove (11).
2. The air detection device based on intelligent analysis of claim 1, wherein: the bottom of the detection machine body (1) is fixedly connected with a reinforcing ring (9) on the outer wall of the port of the assembly port (7), and the inner wall of the port of the assembly port (7) is coaxially and fixedly connected with a rubber ring (10).
3. The air detection device based on intelligent analysis of claim 1, wherein: the side profile of the backing plate (3) is matched with the side profile of the detection machine body (1), and anti-skid grains (6) are arranged on the bottom surface of the backing plate (3).
4. The air detection device based on intelligent analysis of claim 1, wherein: the shape of the limiting groove (13) is in a semicircular structure, and a gasket (14) is coaxially and fixedly connected to the inner wall of the limiting groove (13).
5. The air detection device based on intelligent analysis of claim 1, wherein: the tail end surface of the movable rail (8) is fixedly connected with a wear-resistant head (15), and the surface profile of the wear-resistant head (15) is of a circular arc structure.
6. The air detection device based on intelligent analysis of claim 1, wherein: the cross section appearance of activity rail (8) is "T" font structure, the cross section appearance of guide way (11) is "protruding" font structure, mutual block between activity rail (8) and guide way (11).
7. The air detection device based on intelligent analysis of claim 1, wherein: backing plate (3) include substrate layer (17), fixedly connected with weaving layer (18) between the inner wall of substrate layer (17), the size of weaving layer (18) equals with the size of substrate layer (17).
8. The air detection device based on intelligent analysis of claim 1, wherein: the base material layer (17) is designed with two layers at least, and a buffer layer (16) is fixedly connected between interlayers of the base material layer (17).
9. The air detection device based on intelligent analysis of claim 1, wherein: the detection instrument is characterized in that a handle (5) is fixedly connected to the middle point of the top of the detection instrument body (1), a functional panel (2) is arranged on one side of the front end of the detection instrument body (1), and an instrument panel (4) is arranged on the other side of the front end of the detection instrument body (1).
CN202110519965.1A 2021-05-13 2021-05-13 Air detection device based on intelligent analysis Pending CN113295823A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110519965.1A CN113295823A (en) 2021-05-13 2021-05-13 Air detection device based on intelligent analysis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110519965.1A CN113295823A (en) 2021-05-13 2021-05-13 Air detection device based on intelligent analysis

Publications (1)

Publication Number Publication Date
CN113295823A true CN113295823A (en) 2021-08-24

Family

ID=77321585

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110519965.1A Pending CN113295823A (en) 2021-05-13 2021-05-13 Air detection device based on intelligent analysis

Country Status (1)

Country Link
CN (1) CN113295823A (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110057078A1 (en) * 2009-09-07 2011-03-10 Leung Fung Ngo Supporting Device
CN206930653U (en) * 2017-07-13 2018-01-26 屠雪丰 A kind of formaldehyde supervising device for organic exhaust gas detection
CN208703477U (en) * 2018-06-28 2019-04-05 成都阡陌九城网络科技有限公司 A kind of engineering detecting tripod
CN110043771A (en) * 2019-05-05 2019-07-23 何红梅 A kind of instrument of surveying and mapping tripod semi-automatic adjusting device
CN210106969U (en) * 2019-03-13 2020-02-21 郑州科技学院 On-spot mapping device is used in engineering
CN210240996U (en) * 2019-07-10 2020-04-03 崔鹏 Mapping and supporting device convenient for positioning and used for urban construction planning
CN210465405U (en) * 2019-09-12 2020-05-05 徐州康福尔电子科技有限公司 Air detection device
CN210739860U (en) * 2019-09-03 2020-06-12 北京美绿环境工程有限责任公司 Air monitoring is with adopting device
CN211784597U (en) * 2020-01-16 2020-10-27 张凤民 Atmospheric sampling detection device
CN112082050A (en) * 2020-08-28 2020-12-15 中化地质江苏岩土工程有限公司 On-spot survey and drawing work system is used in engineering survey and drawing
CN212564019U (en) * 2020-05-12 2021-02-19 瑞安市人民标准件有限公司 Hexagonal flange face lock nut
WO2021081701A1 (en) * 2019-10-28 2021-05-06 南京麒麟科学仪器集团有限公司 Microelement analyzer

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110057078A1 (en) * 2009-09-07 2011-03-10 Leung Fung Ngo Supporting Device
CN206930653U (en) * 2017-07-13 2018-01-26 屠雪丰 A kind of formaldehyde supervising device for organic exhaust gas detection
CN208703477U (en) * 2018-06-28 2019-04-05 成都阡陌九城网络科技有限公司 A kind of engineering detecting tripod
CN210106969U (en) * 2019-03-13 2020-02-21 郑州科技学院 On-spot mapping device is used in engineering
CN110043771A (en) * 2019-05-05 2019-07-23 何红梅 A kind of instrument of surveying and mapping tripod semi-automatic adjusting device
CN210240996U (en) * 2019-07-10 2020-04-03 崔鹏 Mapping and supporting device convenient for positioning and used for urban construction planning
CN210739860U (en) * 2019-09-03 2020-06-12 北京美绿环境工程有限责任公司 Air monitoring is with adopting device
CN210465405U (en) * 2019-09-12 2020-05-05 徐州康福尔电子科技有限公司 Air detection device
WO2021081701A1 (en) * 2019-10-28 2021-05-06 南京麒麟科学仪器集团有限公司 Microelement analyzer
CN211784597U (en) * 2020-01-16 2020-10-27 张凤民 Atmospheric sampling detection device
CN212564019U (en) * 2020-05-12 2021-02-19 瑞安市人民标准件有限公司 Hexagonal flange face lock nut
CN112082050A (en) * 2020-08-28 2020-12-15 中化地质江苏岩土工程有限公司 On-spot survey and drawing work system is used in engineering survey and drawing

Similar Documents

Publication Publication Date Title
CN113295823A (en) Air detection device based on intelligent analysis
EP2179871A3 (en) Pneumatic tire
EP1195270A3 (en) Pneumatic tyre
CN111496834A (en) Manipulator snatchs mechanism
EP1792756A3 (en) Pneumatic tire with an asymmetrical bead reinforcing ply
WO2005014309A8 (en) Pneumatic tyre having a reinforced bead structure
CN201646262U (en) Tyre not provided with inner tyre
CN209852375U (en) Can fix shock attenuation commodity circulation car of goods
CN108974181B (en) Damping buffer device and mobile robot with same
EP0524002A1 (en) Solid tyre
AU2004200306C9 (en) Bead lock
DE69125369D1 (en) TIRES AND VEHICLE DRIVE MADE THEREOF
CN212180745U (en) Vehicle tail gas detection device
CN210625600U (en) Building foundation flatness detection device
CN208867780U (en) A kind of protection type hub unit for new-energy automobile
CN221501664U (en) Crack detection device for road and bridge
CN218297862U (en) Building steel structure prestress detection equipment
CN213380156U (en) O-shaped rubber sealing ring compression tool
CN220271147U (en) Handheld soil heavy metal analysis device
CN214539649U (en) Full-automatic blood cell analyzer with protection mechanism
CN217464107U (en) Leakage monitoring sensor for long-distance water delivery pipeline
CN219471941U (en) Novel civil air defense emergency exit
CN221612546U (en) Quality detection hammer for building construction
CN215662930U (en) Wheel motor device for forklift
CN218848059U (en) Portable benzene series detector for measuring indoor benzene series

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20210824