CN108799263A - A kind of ultrasound stress mornitoring analyzer - Google Patents

A kind of ultrasound stress mornitoring analyzer Download PDF

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Publication number
CN108799263A
CN108799263A CN201810636938.0A CN201810636938A CN108799263A CN 108799263 A CN108799263 A CN 108799263A CN 201810636938 A CN201810636938 A CN 201810636938A CN 108799263 A CN108799263 A CN 108799263A
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CN
China
Prior art keywords
shell
sides
link block
analyzer
stress mornitoring
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.)
Granted
Application number
CN201810636938.0A
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Chinese (zh)
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CN108799263B (en
Inventor
方文平
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.)
SHANDONG TIANHOU PETROLEUM TECHNOLOGY Co.,Ltd.
Original Assignee
Hangzhou Jian Wei Electrical Technology Co Ltd
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Priority to CN201810636938.0A priority Critical patent/CN108799263B/en
Publication of CN108799263A publication Critical patent/CN108799263A/en
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Publication of CN108799263B publication Critical patent/CN108799263B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B1/00Devices for securing together, or preventing relative movement between, constructional elements or machine parts
    • F16B1/02Means for securing elements of mechanisms after operation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00Measuring force or stress, in general
    • G01L1/25Measuring force or stress, in general using wave or particle radiation, e.g. X-rays, microwaves, neutrons
    • G01L1/255Measuring force or stress, in general using wave or particle radiation, e.g. X-rays, microwaves, neutrons using acoustic waves, or acoustic emission

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

The present invention provides a kind of ultrasonic stress mornitoring analyzer, including analyzer ontology, it is installed with hinge on rear side of the analyzer ontology, the side of the hinge is hinged with cover board, the both sides of the analyzer body outer surface are welded with shell, the both sides of the cover board outer surface are welded with slide plate, and slidably connect link block between two adjacent slide plates, the both sides of the link block offer card slot, the side of the link block extends to the inside of shell, the both sides of the enclosure interior are both provided with clamping mechanism, the bottom of the housing cavity is provided with flick mechanism.The ultrasound stress mornitoring analyzer, it is matched by the way that clamping mechanism and flick mechanism is arranged, to under the action of the connecting spring under compressive state, and then facilitate the pop-up of both sides link block, coming for cover board is made it easy to, keep the mode that it is opened more convenient and laborsaving, and then the efficiency of detection can be speeded by improving the speed opened.

Description

A kind of ultrasound stress mornitoring analyzer
Technical field
The present invention relates to ultrasonic analysis technical field, specially a kind of ultrasonic stress mornitoring analyzer.
Background technology
Stress gauge can be detected the birefringence of transparent and weak color material, and accurately calculate light path by penalty method The value of birefringence of the error no more than 10nm, and analysis, refractive index are detected to the distribution of birefringence by polarised light Distribution and size directly reflect distribution and the size of material stress.
Snap device on ultrasonic wave stress analysis instrument device, it is very inconvenient when clamping is opened, cause to consume The use of manpower and the consumption of time lead to the efficiency for having delayed analysis to test, while the spring inside snap device is inconvenient Dismounting and change, so being solved to it for this problem.
Invention content
(One)The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of ultrasonic stress mornitoring analyzer, have and be easy to open and improve The advantages that testing efficiency, solves the problems, such as that opening analyzer is arduously and time-consuming.
(Two)Technical solution
To achieve the above object, the present invention provides the following technical solutions:A kind of ultrasound stress mornitoring analyzer, including analyzer sheet Body is installed with hinge on rear side of the analyzer ontology, and the side of the hinge is hinged with cover board, the analyzer ontology The both sides of outer surface are welded with shell, and the both sides of the cover board outer surface are welded with slide plate, and two adjacent slide plates it Between slidably connect link block, the both sides of the link block offer card slot, and the side of the link block extends to shell The both sides of inside, the enclosure interior are both provided with clamping mechanism.
Preferably, the flick mechanism includes fixed block, and the outer ring of the fixed block is socketed with connecting spring, the connection The top of spring is mutually squeezed with the bottom of link block.
Preferably, the both sides of the fixed block open up grooved hole, and the inner wall of the slot is clamped limited position mechanism.
Preferably, the position-limit mechanism includes gag lever post, one end of the gag lever post extend to the outer surface of fixed block and It is welded with sliding panel, and the another both sides of housing cavity offer sliding slot.
Preferably, the side of the sliding panel and the inner wall of sliding slot are slidably connected, and in the bottom end and shell of connecting spring The bottom connection of chamber touches.
Preferably, one end of the motion bar runs through shell and extends to the outer surface of shell, and motion bar is located at shell One end of outer surface is welded with movable block.
Preferably, the both sides of the analyzer body outer surface are welded with casing, and are connected with handle between two casings Hand.
Preferably, the outer ring of the handle is bonded with rubber ring, and the outer ring of the rubber ring offers anti-skid chequer.
Preferably, the clamping mechanism includes articulation piece, and the side of the articulation piece and the inner wall of shell weld, the hinge One end of fitting is hinged with rotating bar, and the side of the rotating bar is welded with the first lantern ring, the inner ring socket of first lantern ring Have a garter spring, one end of the garter spring is socketed with the second lantern ring, the side of second lantern ring and inner walls it is another Side is welded, and one end of the rotating bar is fixedly connected with first rotating shaft, and one end of the first rotating shaft is hinged with check lock lever, institute The inner wall of one end and card slot for stating check lock lever is clamped, and sliding block, the top sliding of the sliding block are welded at the top of the check lock lever It is connected with sliding rail, one end of the sliding rail and the side of housing cavity are welded, and the bottom end of the rotating bar is hinged with the second shaft, The bottom of second shaft is welded with motion bar, and the bottom of the housing cavity is provided with flick mechanism.
Preferably, sealing plate is provided on front side of the shell, the both sides of the sealing plate outer surface pass through screw and shell Outer surface thread connection.
(Three)Advantageous effect
Compared with prior art, the present invention provides a kind of ultrasonic stress mornitoring analyzer, has following advantageous effect:
1, the ultrasound stress mornitoring analyzer is matched by the way that clamping mechanism and flick mechanism is arranged, in compression shape Under the action of connecting spring under state, when pressing the movable block of both sides, to allow it that link block automatically to upspring Go out so that link block facilitates the pop-up of both sides link block far from card slot, has made it easy to coming for cover board, has made its dozen The mode opened is more convenient and laborsaving, and then can speed the efficiency of detection by improving the speed opened.
Sealing plate is connected and fixed by 2, the ultrasound stress mornitoring analyzer by the way that screw is arranged, consequently facilitating the later stage will Sealing plate disassembles, make its cooperation socket garter spring, and then be convenient for the later stage by the garter spring of damage disassemble into Row is replaced, while coordinating position-limit mechanism consequently facilitating the later stage disassembles connecting spring so that garter spring and connection bullet The dismounting mode of spring is simple and efficient, makes the speed which raises dismounting, and then improves and replace garter spring and connecting spring Replace efficiency.
3, the ultrasound stress mornitoring analyzer, while inclined-plane setting and clamping mechanism by the way that link block is arranged, to just It is lived in link block and shell clamping fixed, only it need to be made to extend into the interior of shell after covering cover board to lower pressing link block Portion squeezes check lock lever and carries out mobile compression garter spring, when check lock lever is moved at card slot, in the elastic reaction of garter spring It down so that check lock lever automatically sticks into the inside of card slot, and then facilitates link block and carries out self-locking with shell, while passing through setting Position-limit mechanism to play the role of limit connecting spring, when connecting spring is popped up and is resetted will not with it is convex It plays bar to separate, and then enables what connecting spring stablized to be socketed on fixed block so that link block and shell flick energy It is enough normally to be operated.
Description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is this body-side view of analyzer of the present invention;
Fig. 3 is inventive shell sectional view;
Fig. 4 is enlarged drawing at A in Fig. 3 of the present invention;
Fig. 5 is enlarged drawing at B in Fig. 3 of the present invention;
Fig. 6 is inventive shell vertical view.
In figure:1 analyzer ontology, 2 hinges, 3 cover boards, 4 shells, 41 sealing plates, 42 screws, 5 slide plates, 6 link blocks, 7 card slots, 8 clamping mechanisms, 81 articulation pieces, 82 rotating bars, 83 first lantern rings, 84 garter springs, 85 second lantern rings, 86 first rotating shafts, 87 locks Tight bar, 88 sliding blocks, 89 sliding rails, 810 second shafts, 811 motion bars, 9 flick mechanisms, 91 fixed blocks, 92 connecting springs, 93 slots Hole, 94 position-limit mechanisms, 941 gag lever posts, 942 sliding panels, 943 sliding slots, 10 casings, 11 handles, 12 rubber rings.
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.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1-6, a kind of ultrasound stress mornitoring analyzer, including analyzer ontology 1, the rear side of analyzer ontology 1 It is installed with hinge 2, the side of hinge 2 is hinged with cover board 3, and the both sides of 1 outer surface of analyzer ontology are welded with shell 4, The front side of shell 4 is provided with sealing plate 41, and the both sides of 41 outer surface of sealing plate are connected by the outer surface thread of screw 42 and shell 4 It connects, sealing plate 41 is connected and fixed by the way that screw 42 is arranged, consequently facilitating the later stage disassembles sealing plate 41, makes its engagement sleeves The garter spring 84 connect, and then be convenient for the later stage to disassemble the garter spring 84 of damage and replaced, 3 outer surface of cover board Both sides are welded with slide plate 5, and slidably connect link block 6 between two adjacent slide plates 5, by the way that the oblique of link block 6 is arranged Face is arranged and clamping mechanism 8, consequently facilitating link block 6 is lived with 4 clamping fixed of shell, need to after covering cover board 3 to it is lower by Link block 6 is pressed, so that it is extended into the Inner extrusion check lock lever 87 of shell 4 and carries out mobile compression garter spring 84, when check lock lever 87 When being moved at card slot 7, so that check lock lever 87 automatically sticks into the inside of card slot 7 under the elastic reaction of garter spring 84, into And facilitate link block 6 and carry out self-locking with shell 4, the both sides of link block 6 offer card slot 7, and the side of link block 6 extends to The inside of shell 4, the both sides inside shell 4 are both provided with clamping mechanism 8, pass through and clamping mechanism 8 are arranged and flick mechanism 9 matches It closes, under the action of connecting spring 92 under compressive state, when pressing the movable block of both sides, to make it can be with Link block 6 is automatically popped up so that link block 6 facilitates the pop-up of both sides link block 6 far from card slot 7, makes it It includes articulation piece 81 to be convenient for coming for cover board 3, clamping mechanism 8, and the side of articulation piece 81 is welded with the inner wall of shell 4, hinged One end of part 81 is hinged with rotating bar 82, and the side of rotating bar 82 is welded with the first lantern ring 83, the inner ring socket of the first lantern ring 83 There is a garter spring 84, one end of garter spring 84 is socketed with the second lantern ring 85, and the side of the second lantern ring 85 is another with 4 inner wall of shell Side is welded, and one end of rotating bar 82 is fixedly connected with first rotating shaft 86, and one end of first rotating shaft 86 is hinged with check lock lever 87, lock One end of tight bar 87 is clamped with the inner wall of card slot 7, and the top of check lock lever 87 is welded with sliding block 88, and the top of sliding block 88 is slidably connected There are sliding rail 89, one end of sliding rail 89 to be welded with the side of 4 inner cavity of shell, by the way that first rotating shaft 86 and sliding block 88 and sliding rail is arranged 89, so that check lock lever 87 can only be moved left and right, the bottom end of rotating bar 82 is hinged with the second shaft 810, the second shaft 810 bottom is welded with motion bar 811, and one end of motion bar 811 runs through shell 4 and extends to the outer surface of shell 4, and activity One end that bar 811 is located at 4 outer surface of shell is welded with movable block, and the movable block by pressing both sides simultaneously makes it push motion bar 811 are moved to the inside of shell 4, make it that rotating bar 82 be driven to be rotated around articulation piece 81, while rotating bar 82 One end is rotated around first rotating shaft 86, makes it that check lock lever 87 be pushed to carry out mobile so that sliding block 88 is slided on sliding rail 89 It is dynamic, while the other end of rotating bar 82 is rotated also around the second shaft 810, and then make mobile check lock lever 87 from card slot 7 Inside detach, the connecting spring 92 being now under compressive state is resetted, and so that it is popped up link block 6 makes It obtains link block 6 to be slided upwards on slide plate 5 so that then card slot 7 unclamps both hands and pull up cover board far from check lock lever 87 3 can come cover board 3, keep the mode that it is opened more convenient and laborsaving, and then can be by improving the speed opened The efficiency of detection is speeded, then can carry out analysis detection, the bottom of 4 inner cavity of shell is provided with flick mechanism 9, flick mechanism 9 include fixed block 91, and the outer ring of fixed block 91 is socketed with connecting spring 92, the bottom on the top and link block 6 of connecting spring 92 It mutually squeezes, the both sides of fixed block 91 open up grooved hole 93, and the inner wall of slot 93 is clamped limited position mechanism 94, is limited by being arranged Mechanism 94, will not be with when connecting spring 92 is popped up and resetted to play the role of limiting connecting spring 92 Raised bar separates, and then enables what connecting spring 92 stablized to be socketed on fixed block 91 so that link block 6 and shell 4 Flick and can normally be operated, position-limit mechanism 94 include gag lever post 941, one end of gag lever post 941 extends to fixed block 91 outer surface and it is welded with sliding panel 942, and the another both sides of 4 inner cavity of shell offer sliding slot 943, the one of sliding panel 942 Side and the inner wall of sliding slot 943 are slidably connected, and the bottom end of connecting spring 92 and the bottom connection of 4 inner cavity of shell touch, and pass through rotation Screw 42 disassembles sealing plate 41, and garter spring 84 then can be pulled itself and first lantern ring 83 of its socket and second set Ring 85, which is separated from, to be come, and to disassemble garter spring 84, is then disassembled the garter spring of the other side 84, is passed through drawing The gag lever post 941 of dynamic both sides makes it that sliding panel 942 be driven to be slided on sliding slot 943, makes it with fixed block 91 and connect bullet Spring 92 separates, and then can pull up connecting spring 92 and be disassembled so that garter spring 84 and connecting spring 92 dismounting mode is simple and efficient, makes the speed which raises dismounting, and then improves and replace garter spring 84 and connecting spring The both sides of 92 replacement efficiency, 1 outer surface of analyzer ontology are welded with casing 10, and are connected with handle between two casings 10 11, the outer ring of handle 11 is bonded with rubber ring 12, and the outer ring of rubber ring 12 offers anti-skid chequer.
When in use, make it that motion bar 811 be pushed to be moved to the inside of shell 4 by pressing the movable block of both sides simultaneously It is dynamic, make it that rotating bar 82 be driven to be rotated around articulation piece 81, while one end of rotating bar 82 is carried out around first rotating shaft 86 Rotation makes it that check lock lever 87 be pushed to carry out mobile so that sliding block 88 is slided on sliding rail 89, while rotating bar 82 is another End is rotated also around the second shaft 810, and then mobile check lock lever 87 is made to be detached from the inside of card slot 7, is located at this time Connecting spring 92 under compressive state is resetted, so that it is popped up link block 6 so that link block 6 on slide plate 5 to On slided so that far from check lock lever 87, cover board 3 can be opened card slot 7 by then unclamping both hands and pulling up cover board 3 Come, then can carry out analysis detection;Sealing plate 41 is disassembled by rotating screw 42, then can pull garter spring 84 The first lantern ring 83 and the second lantern ring 85 that it is socketed with it, which are separated from, to be come, and to disassemble garter spring 84, then will The garter spring 84 of the other side disassembles, by pulling the gag lever post 941 of both sides that it is made to drive sliding panel 942 in sliding slot 943 On slided, so that it is separated with fixed block 91 and connecting spring 92, then can pull up connecting spring 92 by its It disassembles.
In conclusion the ultrasound stress mornitoring analyzer, is matched by the way that clamping mechanism 8 and flick mechanism 9 is arranged, to Under the action of connecting spring 92 under compressive state, when pressing the movable block of both sides, to allow it that will connect Block 6 automatically pops up so that link block 6 facilitates the pop-up of both sides link block 6 far from card slot 7, makes it easy to Cover board 3 comes, and keeps the mode that it is opened more convenient and laborsaving, and then can speed detection by improving the speed opened Efficiency.
Also, sealing plate 41 is connected and fixed by the ultrasound stress mornitoring analyzer by the way that screw 42 is arranged, consequently facilitating Later stage disassembles sealing plate 41, makes the garter spring 84 of its cooperation socket, and then has been convenient for garter spring of the later stage by damage 84 disassemble and replaced, while coordinating position-limit mechanism 94 consequently facilitating the later stage disassembles connecting spring 92 so that The dismounting mode of garter spring 84 and connecting spring 92 is simple and efficient, makes the speed which raises dismounting, and then improve replacement The replacement efficiency of garter spring 84 and connecting spring 92.
Further, the ultrasound stress mornitoring analyzer, while inclined-plane setting and clamping mechanism by the way that link block 6 is arranged 8, consequently facilitating link block 6 is lived with 4 clamping fixed of shell, it only need to press down on link block 6 after covering cover board 3, it is made to prolong The Inner extrusion check lock lever 87 for putting in shell 4 carries out mobile compression garter spring 84, when check lock lever 87 is moved at card slot 7, Under the elastic reaction of garter spring 84 so that check lock lever 87 automatically stick into the inside of card slot 7, and then facilitate link block 6 with Shell 4 carries out self-locking, while playing the role of limiting connecting spring 92 by the way that position-limit mechanism 94 is arranged, in connecting spring 92 pop up and will not be separated with raised bar when reset, and then enable what connecting spring 92 stablized to be socketed in On fixed block 91 so that link block 6 can be operated normally with flicking for shell 4.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of ultrasound stress mornitoring analyzer, including analyzer ontology(1), it is characterised in that:The analyzer ontology(1)'s Rear side is installed with hinge(2), the hinge(2)Side be hinged with cover board(3), the analyzer ontology(1)Outer surface Both sides be welded with shell(4), the cover board(3)The both sides of outer surface are welded with slide plate(5), and two adjacent slide plates (5)Between slidably connect link block(6), the link block(6)Both sides offer card slot(7), the link block(6)'s Side extends to shell(4)Inside, the shell(4)Internal both sides are both provided with clamping mechanism(8).
2. a kind of ultrasonic stress mornitoring analyzer according to claim 1, it is characterised in that:The flick mechanism(9)Packet Include fixed block(91), the fixed block(91)Outer ring be socketed with connecting spring(92), the connecting spring(92)Top with Link block(6)Bottom mutually squeeze.
3. a kind of ultrasonic stress mornitoring analyzer according to claim 2, it is characterised in that:The fixed block(91)Two Side opens up grooved hole(93), the slot(93)Inner wall be clamped limited position mechanism(94).
4. a kind of ultrasonic stress mornitoring analyzer according to claim 3, it is characterised in that:The position-limit mechanism(94)Packet Include gag lever post(941), the gag lever post(941)One end extend to fixed block(91)Outer surface and be welded with sliding panel (942), and shell(4)The another both sides of inner cavity offer sliding slot(943).
5. a kind of ultrasonic stress mornitoring analyzer according to claim 4, it is characterised in that:The sliding panel(942)'s Side and sliding slot(943)Inner wall be slidably connected, and connecting spring(92)Bottom end and shell(4)The bottom connection of inner cavity touches.
6. a kind of ultrasonic stress mornitoring analyzer according to claim 1, it is characterised in that:The motion bar(811)'s Shell is run through in one end(4)And extend to shell(4)Outer surface, and motion bar(811)Positioned at shell(4)It welds one end of outer surface It is connected to movable block.
7. a kind of ultrasonic stress mornitoring analyzer according to claim 1, it is characterised in that:The analyzer ontology(1) The both sides of outer surface are welded with casing(10), and two casings(10)Between be connected with handle(11).
8. a kind of ultrasonic stress mornitoring analyzer according to claim 7, it is characterised in that:The handle(11)Outer ring It is bonded with rubber ring(12), the rubber ring(12)Outer ring offer anti-skid chequer.
CN201810636938.0A 2018-06-20 2018-06-20 Ultrasonic stress detection analyzer Active CN108799263B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810636938.0A CN108799263B (en) 2018-06-20 2018-06-20 Ultrasonic stress detection analyzer

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Application Number Priority Date Filing Date Title
CN201810636938.0A CN108799263B (en) 2018-06-20 2018-06-20 Ultrasonic stress detection analyzer

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CN108799263B CN108799263B (en) 2020-04-10

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113175466A (en) * 2021-01-29 2021-07-27 北京中科生仪科技有限公司 Fastening device

Citations (5)

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Publication number Priority date Publication date Assignee Title
CN202693514U (en) * 2012-07-11 2013-01-23 河南龙宇煤化工有限公司 Anti-oxidation protection case for electrode of gas analysis instrument
CN204988853U (en) * 2015-08-24 2016-01-20 扬州金茂电热科技有限公司 Ammonia escape analysis appearance gas compartment heating insulation can
CN206523426U (en) * 2017-02-14 2017-09-26 中国农业科学院农业信息研究所 A kind of meat production monitoring device
CN206905889U (en) * 2017-07-10 2018-01-19 阮森杰 Noise measuring mechanism
CN206920430U (en) * 2017-06-03 2018-01-23 樊静 A kind of teaching quality inspection measuring tank

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202693514U (en) * 2012-07-11 2013-01-23 河南龙宇煤化工有限公司 Anti-oxidation protection case for electrode of gas analysis instrument
CN204988853U (en) * 2015-08-24 2016-01-20 扬州金茂电热科技有限公司 Ammonia escape analysis appearance gas compartment heating insulation can
CN206523426U (en) * 2017-02-14 2017-09-26 中国农业科学院农业信息研究所 A kind of meat production monitoring device
CN206920430U (en) * 2017-06-03 2018-01-23 樊静 A kind of teaching quality inspection measuring tank
CN206905889U (en) * 2017-07-10 2018-01-19 阮森杰 Noise measuring mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113175466A (en) * 2021-01-29 2021-07-27 北京中科生仪科技有限公司 Fastening device
CN113175466B (en) * 2021-01-29 2022-06-28 北京中科生仪科技有限公司 Fastening device

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