CN108801314A - A kind of bearing structure of nitrogen dioxide sensor - Google Patents

A kind of bearing structure of nitrogen dioxide sensor Download PDF

Info

Publication number
CN108801314A
CN108801314A CN201810639875.4A CN201810639875A CN108801314A CN 108801314 A CN108801314 A CN 108801314A CN 201810639875 A CN201810639875 A CN 201810639875A CN 108801314 A CN108801314 A CN 108801314A
Authority
CN
China
Prior art keywords
nitrogen dioxide
shell
dioxide sensor
connecting rod
side wall
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
CN201810639875.4A
Other languages
Chinese (zh)
Inventor
龙克文
颜天宝
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.)
Foshan Chengxian Technology Co Ltd
Foshan Chuandong Magnetoelectricity Co Ltd
Original Assignee
Foshan Chengxian Technology Co Ltd
Foshan Chuandong Magnetoelectricity 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 Foshan Chengxian Technology Co Ltd, Foshan Chuandong Magnetoelectricity Co Ltd filed Critical Foshan Chengxian Technology Co Ltd
Priority to CN201810639875.4A priority Critical patent/CN108801314A/en
Publication of CN108801314A publication Critical patent/CN108801314A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/10Elements for damping the movement of parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/16Elements for restraining, or preventing the movement of, parts, e.g. for zeroising
    • G01D11/18Springs

Abstract

The invention discloses a kind of bearing structures of nitrogen dioxide sensor, including shell, the shell is hollow structure, nitrogen dioxide sensor ontology is equipped in the shell, the bottom side of the wall of the shell offers the opening with nitrogen dioxide sensor Ontology Matching, and nitrogen dioxide sensor ontology is arranged through opening, the inner wall of the shell is fixedly connected with two groups of fixed plates, and two groups of fixed plates are located at the both sides of nitrogen dioxide sensor ontology, the side wall of fixed plate described in two groups is connected with slide plate by multiple first springs, and the side wall of slide plate is rotatably connected to first connecting rod by first rotating shaft, two one end of the first connecting rod far from slide plate are rotatablely connected by the second shaft.The present invention can slacken vibrations when this body running of nitrogen dioxide sensor, improve sensitivity by the way that nitrogen dioxide sensor ontology to be clamped on shock-damping structure.

Description

A kind of bearing structure of nitrogen dioxide sensor
Technical field
The present invention relates to nitrogen dioxide sensor technical field more particularly to a kind of carrying knots of nitrogen dioxide sensor Structure.
Background technology
Nitrogen dioxide sensor is the intrinsically safe equipment of a continuous detection nitrogen dioxide gas concentration, can be accurate Detect the concentration value of nitrogen dioxide gas.With two level sound and light of alarm, industry spot safety monitoring is greatly met Requirement to equipment high reliability, this product are widely used in petrochemical industry, industrial production, flue gas, tail gas environmental monitoring, biology The fields such as pharmacy, household environment-friendlywater, school experiment room.Since the working environment of nitrogen dioxide sensor is all in external environment , nitrogen dioxide sensor ontology is frequently subjected to the influence of outside environmental elements and generates vibrations, therefore is sensed to nitrogen dioxide The bearing structure requirement of device ontology is stringenter, but existing bearing structure does not have the function of damping, this can lead to dioxy The vibration amplitude for changing nitrogen sensor is excessive, causes some parts damaged, to reduce the sensitive of nitrogen dioxide sensor work Degree, for this purpose, it is proposed that a kind of bearing structure of nitrogen dioxide sensor solves the above problems.
Invention content
The purpose of the present invention is to solve the function that existing bearing structure in the prior art does not have damping, this meetings Cause the vibration amplitude of nitrogen dioxide sensor excessive, causes some parts damaged, to reduce nitrogen dioxide sensor work The sensitivity problem of work, and a kind of bearing structure of the nitrogen dioxide sensor proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of bearing structure of nitrogen dioxide sensor, including shell, the shell are hollow structure, are set in the shell There are nitrogen dioxide sensor ontology, the bottom side of the wall of the shell to offer the opening with nitrogen dioxide sensor Ontology Matching, And nitrogen dioxide sensor ontology is arranged through opening, the inner wall of the shell is fixedly connected with two groups of fixed plates, and two groups are solid Fixed board is located at the both sides of nitrogen dioxide sensor ontology, and the side wall of fixed plate described in two groups is connected by multiple first springs It is connected to slide plate, the madial wall of the slide plate and shell is slidably connected, and the side wall of slide plate is rotatably connected to by first rotating shaft One connecting rod, two one end of the first connecting rod far from slide plate are rotatablely connected by the second shaft, and two first connecting rods are remote One end from slide plate is also rotatably connected to the second connecting rod being laterally arranged by the second shaft, and the second connecting rod connects far from first One end of bar is fixedly connected with clamping plate, and the side wall of clamping plate and nitrogen dioxide sensor ontology offsets setting, the shell it is upper End side wall is rotatably connected to cover board by hinge, and the upper end side wall of cover board offers multiple holes, and the cover board is far from hinge One end is equipped with the connecting rod being vertically arranged.
Preferably, the upper end side wall of the shell be equipped with the matched groove of connecting rod, and connecting rod be inserted into groove in set It sets, the side wall of the shell is laterally inserted with bolt, and bolt is arranged through the side wall and extending in groove of shell, the company The side wall of extension bar offers and the matched pin hole of bolt.
Preferably, the both sides side wall of the bolt is equipped with riser vertically, and riser passes through the side of second spring and shell Wall is fixedly connected.
Preferably, the bottom side of the wall of two second connecting rods is equipped with holder vertically, and the lower end inner wall of the shell is set There is sliding slot, and holder is slidably connected by sliding block and sliding slot.
Preferably, it is arranged in angle between the first connecting rod of the same side two.
Preferably, the side wall of the clamping plate is enclosed with rubber mount.
Preferably, the outer surface of the shell is coated with anticorrosion material.
Beneficial effects of the present invention:
The present invention operate when, first pull bolt outward, so that bolt is detached with pin hole, cover board can be opened in this way, then Nitrogen dioxide sensor ontology is put into shell, is stirred clamping plate to both sides before being put into, is made clamping plate by nitrogen dioxide sensor ontology It clamps, then cover board is closed, unclamp bolt, the elastic force of second spring snaps into bolt in pin hole, and cover board is fixed, and works as dioxy When changing the vibrations of nitrogen sensor body, two clamping plates are squeezed, and clamping plate squeezes two first connecting rods by second connecting rod, two the Angle between one connecting rod becomes larger to squeeze slide plate to both sides, and slide plate squeezes the first spring, the elastic force reaction of the first spring In slide plate, slide plate reacts on two first connecting rods, and the angle between two first connecting rods becomes smaller, and at this moment first connecting rod reversely squeezes Second connecting rod is pressed, extruding force of the clamping plate to first connecting rod is offset with this, to nitrogen dioxide sensor ontology play damping Effect;The present invention slackens the vibrations of nitrogen dioxide sensor ontology using the elastic force of spring, ensures nitrogen dioxide sensor sheet Body is being influenced and while shaking will not occur significantly to shake by outside environmental elements, broken to avoid parts from occurring Damage improves the stability of this body running of nitrogen dioxide sensor, it is ensured that monitoring is smoothed out.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the bearing structure of nitrogen dioxide sensor proposed by the present invention;
Fig. 2 is the structural schematic diagram at A in Fig. 1.
In figure:1 shell, 2 nitrogen dioxide sensor ontologies, 3 openings, 4 fixed plates, 5 first springs, 6 slide plates, 7 first turns Axis, 8 first connecting rods, 9 second shafts, 10 second connecting rods, 11 clamping plates, 12 hinges, 13 cover boards, 14 holes, 15 connecting rods, 16 grooves, 17 bolts, 18 pin holes, 19 risers, 20 second springs, 21 holders, 22 sliding slots, 23 sliding blocks.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, a kind of bearing structure of nitrogen dioxide sensor, including shell 1, the outer surface of shell 1 are coated with Anticorrosion material prevents shell 1 to be corroded, and shell 1 is hollow structure, and nitrogen dioxide sensor ontology 2, shell are equipped in shell 1 The bottom side of the wall of body 1 offer with the matched opening 3 of nitrogen dioxide sensor ontology 2, and nitrogen dioxide sensor ontology 2 runs through The inner wall of 3 setting of opening, shell 1 is fixedly connected with two groups of fixed plates 4, and two groups of fixed plates 4 are located at nitrogen dioxide sensing The side wall of the both sides of device ontology 2, two groups of fixed plates 4 is connected with slide plate 6, slide plate 6 and shell 1 by multiple first springs 5 Madial wall is slidably connected, and the side wall of slide plate 6 is rotatably connected to first connecting rod 8, the company of the same side two first by first rotating shaft 7 It is arranged in angle between bar 8, when second connecting rod 10 squeezes two first connecting rod 8, the angle between two first connecting rods 8 Become larger, to squeeze slide plate 6 to both sides, two one end of first connecting rod 8 far from slide plate 6 are rotatablely connected by the second shaft 9, and two The one end of a first connecting rod 8 far from slide plate 6 is also rotatably connected to the second connecting rod 10 being laterally arranged by the second shaft 9, two The bottom side of the wall of second connecting rod 10 is equipped with holder 21 vertically, and the lower end inner wall of shell 1 is equipped with sliding slot 22, and holder 21 passes through cunning Block 23 is slidably connected with sliding slot 22, since second connecting rod 10 is rotatablely connected by the second shaft 9 and two first connecting rods 8, so There is no the support meeting run-off the straight of holder 21, to which clamping plate 11 can not be made to clamp nitrogen dioxide sensor ontology 2, second connecting rod 10 One end far from first connecting rod 8 is fixedly connected with clamping plate 11, and the side wall of clamping plate 11 is enclosed with rubber mount, and rubber mount can increase Frictional force between clamping plate 11 and nitrogen dioxide sensor ontology 2, and the side wall phase of clamping plate 11 and nitrogen dioxide sensor ontology 2 To setting, the upper end side wall of shell 1 is rotatably connected to cover board 13 by hinge 12, and the upper end side wall of cover board 13 offer it is multiple Hole 14, the one end of cover board 13 far from hinge 12 are equipped with the connecting rod 15 being vertically arranged, and the upper end side wall of shell 1 is equipped with and connecting rod 15 matched grooves 16, and connecting rod 15 is inserted into groove 16 and is arranged, the side wall of shell 1 is laterally inserted with bolt 17, bolt 17 Both sides side wall be equipped with riser 19 vertically, and riser 19 is fixedly connected by second spring 20 with the side wall of shell 1, this structure The trouble for eliminating plug bolt 17 back and forth pulls out bolt 17 before connecting rod 15 is inserted into groove 16, and bolt 17 is made to move Go out groove 16, at this moment second spring 20 is stretched and is provided with elastic force, after connecting rod 15 is inserted into groove 16, unclamps bolt 17, the elastic force of second spring 20 snaps into bolt 17 in the pin hole 18 in connecting rod 15, and bolt 17 runs through the side wall of shell 1 simultaneously It extends in groove 16 and is arranged, the side wall of connecting rod 15 offers and 17 matched pin hole 18 of bolt.
When the present invention operates, bolt 17 is first pulled outward, so that bolt 17 is detached with pin hole 18, can open cover board in this way 13, then nitrogen dioxide sensor ontology 2 is put into shell 1, clamping plate 11 is stirred to both sides before being put into, makes clamping plate 11 by dioxy Change nitrogen sensor body 2 to clamp, then cover board 13 is closed, unclamp bolt 17, bolt 17 is snapped into pin by the elastic force of second spring 20 In hole 18, cover board 13 is fixed, and when nitrogen dioxide sensor ontology 2 shakes, two clamping plates 11 are squeezed, and clamping plate 11 is logical It crosses second connecting rod 10 and squeezes two first connecting rods 8, the angle between two first connecting rods 8 becomes larger to squeeze slide plate 6 to both sides, Slide plate 6 squeezes the first spring 5, and the elastic force of the first spring 5 reacts on slide plate 6, and slide plate 6 reacts on two first connecting rods 8, and two Angle between a first connecting rod 8 becomes smaller, at this moment 8 reverse extrusion second connecting rod 10 of first connecting rod, right to offset clamping plate 11 with this The extruding force of first connecting rod 8, to play cushioning effect to nitrogen dioxide sensor ontology 2.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (7)

1. a kind of bearing structure of nitrogen dioxide sensor, including shell (1), which is characterized in that the shell (1) is hollow knot Structure is equipped with nitrogen dioxide sensor ontology (2) in the shell (1), and the bottom side of the wall of the shell (1) offers and titanium dioxide The matched opening (3) of nitrogen sensor body (2), and nitrogen dioxide sensor ontology (2) is through opening (3) setting, the shell (1) inner wall is fixedly connected with two groups of fixed plates (4), and two groups of fixed plates (4) are located at nitrogen dioxide sensor ontology (2) Both sides, the side wall of fixed plate (4) described in two groups is connected with slide plate (6), the slide plate (6) by multiple first springs (5) It is slidably connected with the madial wall of shell (1), and the side wall of slide plate (6) is rotatably connected to first connecting rod by first rotating shaft (7) (8), the one end of two first connecting rods (8) far from slide plate (6) is rotatablely connected by the second shaft (9), two described first The one end of connecting rod (8) far from slide plate (6) is also rotatably connected to the second connecting rod being laterally arranged (10), institute by the second shaft (9) It states the one end of second connecting rod (10) far from first connecting rod (8) and is fixedly connected with clamping plate (11), and clamping plate (11) is passed with nitrogen dioxide The side wall of sensor ontology (2) offsets setting, and the upper end side wall of the shell (1) is rotatably connected to cover board by hinge (12) (13), and the upper end side wall of cover board (13) offers multiple holes (14), and the one end of the cover board (13) far from hinge (12) is equipped with The connecting rod (15) being vertically arranged.
2. a kind of bearing structure of nitrogen dioxide sensor according to claim 1, which is characterized in that the shell (1) Upper end side wall be equipped with connecting rod (15) matched groove (16), and connecting rod (15) is inserted into setting in groove (16), described The side wall of shell (1) is laterally inserted with bolt (17), and bolt (17) runs through the side wall of shell (1) and extends in groove (16) The side wall of setting, the connecting rod (15) offers and bolt (17) matched pin hole (18).
3. a kind of bearing structure of nitrogen dioxide sensor according to claim 2, which is characterized in that the bolt (17) Both sides side wall be equipped with riser (19) vertically, and riser (19) passes through the side wall of second spring (20) and shell (1) and fixes and connect It connects.
4. a kind of bearing structure of nitrogen dioxide sensor according to claim 1, which is characterized in that two described second The bottom side of the wall of connecting rod (10) is equipped with holder (21) vertically, and the lower end inner wall of the shell (1) is equipped with sliding slot (22), and holder (21) it is slidably connected by sliding block (23) and sliding slot (22).
5. a kind of bearing structure of nitrogen dioxide sensor according to claim 1, which is characterized in that the institute of the same side two It states and is arranged in angle between first connecting rod (8).
6. a kind of bearing structure of nitrogen dioxide sensor according to claim 1, which is characterized in that the clamping plate (11) Side wall be enclosed with rubber mount.
7. a kind of bearing structure of nitrogen dioxide sensor according to claim 1, which is characterized in that the shell (1) Outer surface be coated with anticorrosion material.
CN201810639875.4A 2018-06-20 2018-06-20 A kind of bearing structure of nitrogen dioxide sensor Pending CN108801314A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810639875.4A CN108801314A (en) 2018-06-20 2018-06-20 A kind of bearing structure of nitrogen dioxide sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810639875.4A CN108801314A (en) 2018-06-20 2018-06-20 A kind of bearing structure of nitrogen dioxide sensor

Publications (1)

Publication Number Publication Date
CN108801314A true CN108801314A (en) 2018-11-13

Family

ID=64084025

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810639875.4A Pending CN108801314A (en) 2018-06-20 2018-06-20 A kind of bearing structure of nitrogen dioxide sensor

Country Status (1)

Country Link
CN (1) CN108801314A (en)

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001264127A (en) * 2000-03-17 2001-09-26 Mitsubishi Heavy Ind Ltd Sensor protector
CN201983802U (en) * 2011-01-19 2011-09-21 孙亚蕾 Meter probe clamping fixer
DE102015210832A1 (en) * 2015-06-12 2016-12-15 Robert Bosch Gmbh Device and method for adjusting a motor vehicle sensor
CN205841610U (en) * 2016-06-15 2016-12-28 陈元星 A kind of remote sensor vibration-proof structure
CN206440296U (en) * 2016-12-23 2017-08-25 海南热带海洋学院 A kind of sensor damping mounting bracket
CN107340010A (en) * 2017-06-02 2017-11-10 泰州圣斯泰科汽车部件有限公司 A kind of good sensing vehicle device of protection effect
CN107402035A (en) * 2017-07-28 2017-11-28 爱佩仪中测(成都)精密仪器有限公司 Damping type support meanss for measuring instrument outdoor study
CN206740157U (en) * 2017-06-02 2017-12-12 泰州圣斯泰科汽车部件有限公司 A kind of sensing vehicle device with defencive function
CN107643094A (en) * 2017-10-26 2018-01-30 成都汇丁科技有限公司 A kind of outdoor power assembly detection apparatus
CN206999911U (en) * 2017-07-04 2018-02-13 马文宇 A kind of box body clamping positioning mechanism of filing container printer
CN207064565U (en) * 2017-08-03 2018-03-02 长乐华盛铸造机械有限公司 A kind of belt pulley torsional balancer structure
CN107830874A (en) * 2017-12-07 2018-03-23 成都华西天然药物有限公司 A kind of protector for sensor
CN207134890U (en) * 2017-08-15 2018-03-23 迪克斯汽车电器(上海)有限公司 A kind of support type starts armature
CN207191885U (en) * 2017-07-28 2018-04-06 天津鼎众成科技发展有限公司 A kind of protection sleeve for expansion valve of automobile air conditioner
CN207205913U (en) * 2017-09-21 2018-04-10 福建奋安铝业有限公司 A kind of fixture of aluminium section bar production clamping aluminium bar
CN207280480U (en) * 2017-10-27 2018-04-27 曲阜师范大学 A kind of protective device of electronic measurement and control instrument
CN207458709U (en) * 2017-11-09 2018-06-05 德州六和电力工程有限公司 It is a kind of can damping power construction novel transformer
CN108131436A (en) * 2017-12-22 2018-06-08 马鞍山市恒欣减压器制造有限公司 A kind of antidetonation table gear drive

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001264127A (en) * 2000-03-17 2001-09-26 Mitsubishi Heavy Ind Ltd Sensor protector
CN201983802U (en) * 2011-01-19 2011-09-21 孙亚蕾 Meter probe clamping fixer
DE102015210832A1 (en) * 2015-06-12 2016-12-15 Robert Bosch Gmbh Device and method for adjusting a motor vehicle sensor
CN205841610U (en) * 2016-06-15 2016-12-28 陈元星 A kind of remote sensor vibration-proof structure
CN206440296U (en) * 2016-12-23 2017-08-25 海南热带海洋学院 A kind of sensor damping mounting bracket
CN107340010A (en) * 2017-06-02 2017-11-10 泰州圣斯泰科汽车部件有限公司 A kind of good sensing vehicle device of protection effect
CN206740157U (en) * 2017-06-02 2017-12-12 泰州圣斯泰科汽车部件有限公司 A kind of sensing vehicle device with defencive function
CN206999911U (en) * 2017-07-04 2018-02-13 马文宇 A kind of box body clamping positioning mechanism of filing container printer
CN107402035A (en) * 2017-07-28 2017-11-28 爱佩仪中测(成都)精密仪器有限公司 Damping type support meanss for measuring instrument outdoor study
CN207191885U (en) * 2017-07-28 2018-04-06 天津鼎众成科技发展有限公司 A kind of protection sleeve for expansion valve of automobile air conditioner
CN207064565U (en) * 2017-08-03 2018-03-02 长乐华盛铸造机械有限公司 A kind of belt pulley torsional balancer structure
CN207134890U (en) * 2017-08-15 2018-03-23 迪克斯汽车电器(上海)有限公司 A kind of support type starts armature
CN207205913U (en) * 2017-09-21 2018-04-10 福建奋安铝业有限公司 A kind of fixture of aluminium section bar production clamping aluminium bar
CN107643094A (en) * 2017-10-26 2018-01-30 成都汇丁科技有限公司 A kind of outdoor power assembly detection apparatus
CN207280480U (en) * 2017-10-27 2018-04-27 曲阜师范大学 A kind of protective device of electronic measurement and control instrument
CN207458709U (en) * 2017-11-09 2018-06-05 德州六和电力工程有限公司 It is a kind of can damping power construction novel transformer
CN107830874A (en) * 2017-12-07 2018-03-23 成都华西天然药物有限公司 A kind of protector for sensor
CN108131436A (en) * 2017-12-22 2018-06-08 马鞍山市恒欣减压器制造有限公司 A kind of antidetonation table gear drive

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
吕佐朝等: "承载板式谷物质量流量传感器设计与试验", 《农业机械学报》 *

Similar Documents

Publication Publication Date Title
CN108801314A (en) A kind of bearing structure of nitrogen dioxide sensor
CN202794006U (en) Device for testing adhesion of adhesive tape
EP1965211A4 (en) METHOD OF DETECTING SUGAR CHAIN HAVING GlcNAc TRANSFERRED BY GnT-V
JP6180488B2 (en) Joint device
CN207406181U (en) A kind of antidetonation connects hinge
CN212535636U (en) Anti-interference type is along with boring pressure detection device in well
CN212133781U (en) Pressure sensor for water level detection of water tank
CN106970281A (en) A kind of high-low temperature tester
JP5590675B2 (en) Latching device
CN207712651U (en) A kind of computer antishock device
CN207730850U (en) A kind of detection device of electric automatization equipment
CN210763946U (en) Membrane type turnover lifting hook
CN208014608U (en) A kind of vibration switch
Luck et al. Band-overlapping and water structure
CN206602730U (en) Electronic installation and its casing, holder combination and support
CN210689711U (en) Multi-sensor air port detection device
CN213068301U (en) Water sampling device for environmental detection
CN217560869U (en) Device for detecting joint
CN217931084U (en) Building wall strength qualification detection device
CN214626319U (en) Terminal box for electrical engineering
CN217194978U (en) Auxiliary equipment for fire-fighting detection
CN209928030U (en) Portable underground pipeline detection clamp
KR101644103B1 (en) The Miniature Sensor for sensing vibrational noises between stairs
CN207691351U (en) PVC wire casings
CN215800526U (en) Portable detachable folding clothes hanging device

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

Application publication date: 20181113

RJ01 Rejection of invention patent application after publication