CN109341849A - A kind of analyzer based on vibration with acoustics - Google Patents

A kind of analyzer based on vibration with acoustics Download PDF

Info

Publication number
CN109341849A
CN109341849A CN201811253788.1A CN201811253788A CN109341849A CN 109341849 A CN109341849 A CN 109341849A CN 201811253788 A CN201811253788 A CN 201811253788A CN 109341849 A CN109341849 A CN 109341849A
Authority
CN
China
Prior art keywords
backplate
threaded hole
protecting cover
bottom plate
hinge
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
CN201811253788.1A
Other languages
Chinese (zh)
Inventor
孙洪涛
丁君
刘凯敏
龙晨
王鹏
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.)
Henan Langbo Calibration And Testing Co Ltd
Original Assignee
Henan Langbo Calibration And Testing 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 Henan Langbo Calibration And Testing Co Ltd filed Critical Henan Langbo Calibration And Testing Co Ltd
Priority to CN201811253788.1A priority Critical patent/CN109341849A/en
Publication of CN109341849A publication Critical patent/CN109341849A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H17/00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)

Abstract

The present invention provides a kind of analyzer based on vibration with acoustics, including movable device, supporting mechanism, main body mechanism and protecting cover mechanism;Supporting mechanism described in fixed mechanism includes first the first threaded hole of backplate, first backplate, first the second threaded hole of backplate, third backplate, bottom plate, second the first threaded hole of backplate, second backplate, second the second threaded hole of backplate and the 4th backplate, the side of the bottom plate is rotatablely connected the first backplate by the movable device, second backplate, third backplate and the 4th backplate, and first backplate and second backplate are rotatably connected on two opposite sides of the bottom plate, the third backplate is rotatably connected on other two opposite side of the bottom plate with the 4th backplate.It is provided by the invention to be had based on vibration and the analyzer of acoustics without other mating protective housing, be not necessarily to instrument access procedure, it is convenient to use the advantages of.

Description

A kind of analyzer based on vibration with acoustics
Technical field
The present invention relates to analyzer technical field more particularly to a kind of analyzers based on vibration with acoustics.
Background technique
With the continuous development of science and technology, the analyzer that can be tested and analyzed to various scientific researches and industrial instrument obtains To being widely applied.Currently, the analysis instrument generallyd use is to be divided into two kinds based on vibration and the analyzer of acoustics, one Kind is using industrial personal computer or computer, and with software realization, this mode machine volume is big, heavy, at high cost, is only applicable to specific Occasion;Another kind is that these elements are set on circuit board, are assembled in by face using resistance, capacitor, operational amplifier etc. In the body of shell and bottom case composition.Among these, analyzer of the latter based on vibration with acoustics, since its economic cost is lower, To obtain more being widely applied.
However traditional analyzer based on vibration and acoustics is in use, since instrument itself is very smart It is close, the maintenance of fine condition is needed, thus one storage box of other customization that must match to instrument, non-working condition are put into In storage box, when use, is further taken out, and access procedure will be meticulous, cumbersome.
Therefore, it is necessary to provide a kind of new analyzer solution above-mentioned technical problem based on vibration with acoustics.
Summary of the invention
The technical problem to be solved by the present invention is to provide one kind without other mating protective housing, is not necessarily to instrument access procedure, side Just the analyzer based on vibration with acoustics used.
In order to solve the above technical problems, the analyzer provided by the invention based on vibration with acoustics, including movable device, branch Shield mechanism, main body mechanism, protecting cover mechanism and fixed mechanism, the supporting mechanism are connected as one by the movable device, institute Stating supporting mechanism includes first the first threaded hole of backplate, the first backplate, first the second threaded hole of backplate, third backplate, bottom plate, the Two the first threaded holes of backplate, the second backplate, second the second threaded hole of backplate and the 4th backplate, the bottom plate are that section is square Flat metal plate, the side of the bottom plate passes through the movable device and is rotatablely connected the first backplate, the second backplate, third shield Plate and the 4th backplate, and first backplate and second backplate are rotatably connected on two opposite sides of the bottom plate On, the third backplate is rotatably connected on other two opposite side of the bottom plate with the 4th backplate;First shield The side of the one end of backboard from the movable device is equipped with first threaded hole of the first backplate, and first backplate is away from described The other side of one end of movable device is equipped with second threaded hole of the first backplate;Second backplate deviates from the movable device One end side be equipped with first threaded hole of the second backplate, second backplate away from the movable device one end it is another Side is equipped with second threaded hole of the second backplate;The main body mechanism is fixedly installed on the bottom plate, the main body mechanism Including heat release hole, analyzer main body and buckle part, the plate top surface is fixedly installed with the analyzer main body, the analysis The top of instrument main body and the respective intersection in two opposite flanks are equipped with many heat release holes, and one where the heat release hole The analyzer body side is equipped with the engaging of protecting cover mechanism described in the buckle part and is socketed in the supporting mechanism;It is described Fixed mechanism is fixedly connected with the protecting cover mechanism, first backplate, second backplate.
Preferably, the movable device includes the first hinge and the second hinge, and one end of four sides of the bottom plate is distinguished First hinge is installed, the other end is separately installed with second hinge, and first hinge and second conjunction The other end of page is fixedly connected with first backplate, second backplate, the third backplate and the 4th backplate respectively, Then the bottom plate by first hinge, second hinge respectively with first backplate, second backplate, described the Three backplates, the 4th backplate rotation connection.
Preferably, the protecting cover mechanism includes protecting cover and protecting cover threaded hole, first backplate, second backplate, institute It states third backplate and the 4th backplate engages jointly and is socketed with the protecting cover, two opposite sides of the protecting cover respective two End is respectively equipped with equipped with the protecting cover threaded hole.
Preferably, the fixed mechanism stops including the first dogbolt, the second dogbolt, the second block nut and first Nut is moved, protecting cover threaded hole described in every two is respectively sleeved on first dogbolt and second dogbolt, described First block nut is threaded on first dogbolt, second dogbolt, which is threaded with described second, to be stopped Dynamic nut.
Preferably, first dogbolt is socketed in second threaded hole of the first backplate, second backplate second In threaded hole and two opposite protecting cover threaded holes, second dogbolt is socketed in first screw thread of the first backplate In hole, first threaded hole of the second backplate the protecting cover threaded hole opposite with other two.
Preferably, first threaded hole of the first backplate and second threaded hole of the first backplate are carried on the back to first backplate With a distance from described bottom plate one end, first threaded hole of the second backplate and second threaded hole of the second backplate to described second Backplate is all equal away from the distance of described bottom plate one end and the distance of the protecting cover threaded hole to the protecting cover top surface.
Preferably, the buckle part is located at pair of the one of side of analyzer main body equipped with the heat release hole Linea angulata point of intersection.
Preferably, connect on first backplate, second backplate, the third backplate and the 4th backplate with rotation The length for being connected to adjacent other two side in side of first hinge, the second hinge is all equal.
It is provided by the invention to be had the following beneficial effects: based on vibration and the analyzer of acoustics compared with the relevant technologies
The present invention provides a kind of analyzer based on vibration with acoustics, by the way that the analyzer main body is fixedly mounted on the bottom On plate, the side of the bottom plate is rotatablely connected the first backplate, the second backplate, third backplate and the 4th shield by the movable device Plate, and first backplate and second backplate are rotatably connected on two opposite sides of the bottom plate, the third Backplate is rotatably connected on other two opposite side of the bottom plate with the 4th backplate;First backplate deviates from the work The side of one end of motivation structure is equipped with first threaded hole of the first backplate, and first backplate deviates from the one of the movable device The other side at end is equipped with second threaded hole of the first backplate;Side of second backplate away from one end of the movable device Equipped with first threaded hole of the second backplate, second backplate is equipped with described away from the other side of one end of the movable device Second the second threaded hole of backplate.To, the analyzer main body directly with the branch that can play the role of protective housing when using Shield mechanism is fixedly connected, and becomes an entirety, so that in addition the analyzer main body no longer needs an individually mating protective housing, The process that use front and back needs meticulously to access the analyzer main body has been saved, using for entire instrument and equipment is facilitated Journey.
Detailed description of the invention
Fig. 1 is the use state structure provided by the invention based on vibration with a kind of preferred embodiment of the analyzer of acoustics Schematic diagram;
Fig. 2 is the closed state structural representation provided by the invention based on vibration with a kind of preferred embodiment of the analyzer of acoustics Figure;
Fig. 3 is the overall structure diagram provided by the invention based on vibration with a kind of preferred embodiment of the analyzer of acoustics;
Fig. 4 is cover-protecting structure schematic diagram shown in Fig. 3.
Figure label: 1, supporting mechanism, 11, first the first threaded hole of backplate, the 12, first backplate, the 13, first backplate second Threaded hole, 14, third backplate, 15, bottom plate, 16, second the first threaded hole of backplate, the 17, second backplate, the 18, second backplate second Threaded hole, the 19, the 4th backplate, 2, movable device, the 21, first hinge, the 22, second hinge, 3, main body mechanism, 31, heat release hole, 32, analyzer main body, 33, buckle part, 4, fixed mechanism, the 41, first dogbolt, the 42, second dogbolt, 43, second Block nut, the 44, first block nut, 5, protecting cover mechanism, 51, protecting cover, 52, protecting cover threaded hole.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of analyzer based on vibration with acoustics, including movable device 2, Supporting mechanism 1, main body mechanism 3, protecting cover mechanism 5 and fixed mechanism 4, the supporting mechanism 1 are connected as by the movable device 2 One, the supporting mechanism 1 include first backplate the first threaded hole 11, the first backplate 12, first the second threaded hole of backplate 13, the Three backplates 14, bottom plate 15, second backplate the first threaded hole 16, the second backplate 17, second the second threaded hole of backplate 18 and the 4th shield Plate 19, the bottom plate 15 are the square flat metal plate in section, and the side of the bottom plate 15 passes through the movable device 2 It is rotatablely connected the first backplate 12, the second backplate 17, third backplate 14 and the 4th backplate 19, and first backplate 12 and described the Two backplates 17 are rotatably connected on two opposite sides of the bottom plate 15, and the third backplate 14 and the 4th backplate 19 rotate It is connected on other two opposite side of the bottom plate 15;First backplate 12 deviates from one end of the movable device 2 Side be equipped with first threaded hole of the first backplate 11, first backplate 12 away from the movable device 2 one end it is another Side is equipped with second threaded hole of the first backplate 13;Side of second backplate 17 away from one end of the movable device 2 Equipped with first threaded hole of the second backplate 16, second backplate 16 is set away from the other side of one end of the movable device 2 There is second threaded hole of the second backplate 18;The main body mechanism 3 is fixedly installed on the bottom plate 15, the main body mechanism 3 Including heat release hole 31, analyzer main body 32 and buckle part 33,15 top surface of bottom plate is fixedly installed with the analyzer main body 32, the top of the analyzer main body 32 and the respective intersection in two opposite flanks are equipped with many heat release holes 31, described 32 side of analyzer main body where heat release hole 31 is equipped with the buckle part 33;The protecting cover mechanism 5 engages It is socketed in the supporting mechanism 1;The fixed mechanism 4 and the protecting cover mechanism 5, first backplate 12, second shield Plate 17 is fixedly connected.
The movable device 2 includes the first hinge 21 and the second hinge 22, and one end of 15 4 sides of the bottom plate is distinguished First hinge 21 is installed, the other end is separately installed with second hinge 22, and first hinge 21 and described The other end of second hinge 22 respectively with first backplate 12, second backplate 17, the third backplate 14 and described Four backplates 19 are fixedly connected, then the bottom plate 15 is by first hinge 21, second hinge 22 respectively with described first Backplate 12, second backplate 17, the third backplate 14, the 4th backplate 19 rotation connection, for four pieces of backplates It can be freely rotated, meet the needs of instrument use state and storage configuration.
The protecting cover mechanism 5 include protecting cover 51 and protecting cover threaded hole 52, first backplate 12, second backplate 17, Engaging is socketed with the protecting cover 51,51 two opposite sides of the protecting cover jointly for the third backplate 14 and the 4th backplate 19 The respective both ends in face are respectively equipped with equipped with the protecting cover threaded hole 52, in order to which the analyzer main body 32 has a complete protection Device.
The fixed mechanism 4 stops including the first dogbolt 41, the second dogbolt 42, the second block nut 43 and first Nut 44 is moved, protecting cover threaded hole 52 described in every two is respectively sleeved on first dogbolt 41 and second dogbolt 42, first block nut 44 is threaded on first dogbolt 41,42 screw thread of the second dogbolt connects It is connected to second block nut 43, in order to which the fixed mechanism 4 can play the role of the fixed protecting cover 51.
First dogbolt 41 is socketed in second threaded hole of the first backplate 13, second screw thread of the second backplate In hole 18 and two opposite protecting cover threaded holes 52, second dogbolt 42 is socketed in first spiral shell of the first backplate It is described in order to make in pit 11, first threaded hole of the second backplate 16 the protecting cover threaded hole 52 opposite with other two Supporting mechanism 1 and the protecting cover mechanism 5 can connect as an entirety.
First backplate, first threaded hole 11 is carried on the back with second threaded hole of the first backplate 13 to first backplate 12 With a distance from described 15 one end of bottom plate, first threaded hole of the second backplate 16 arrives institute with second threaded hole of the second backplate 18 State the second backplate 17 away from described 15 one end of bottom plate distance and the protecting cover threaded hole 52 to 51 top surface of protecting cover away from It is equal from all, in order to realize that first dogbolt 41 and second dogbolt 42 can pass through first backplate 12, the second backplate 17 and the protecting cover 51.
The buckle part 33 is located at pair of the one of side of the analyzer main body 32 equipped with the heat release hole 31 Linea angulata point of intersection, in order to which there are suitable junctions for the upper and lower panel of the analyzer main body 32, also for visual appearance.
On first backplate 12, second backplate 17, the third backplate 14 and the 4th backplate 19 with rotation The length for being connected with adjacent other two side in side of first hinge 21, the second hinge 22 is all equal, for institute It is consistent to state four pieces of backplates height when turning to the perpendicular position of the bottom plate 15, allows four pieces of backplates and institute State protecting cover 51 match engaging socket.
It is provided by the invention as follows with the working principle of the analyzer of acoustics based on vibrating:
Firstly, carrying out corresponding required analytical and detecting work by the analyzer main body 32, the heat release hole 31 is at work Help the analyzer main body 32 to radiate, then after the completion of working, do not need to store the analyzer main body 32 into Protected working is carried out in other protective housings to match;First by first backplate 12, second backplate 17, the third Backplate 14 and the 4th backplate 19 pass through 22 turns of first hinge 21 and second hinge of corresponding installation thereon respectively The position perpendicular with the bottom plate 15 is moved, the protection draw box mechanism of a uncovered is constituted with the bottom plate 15, by the analysis Instrument main body 32 is protected wherein;The protecting cover 51 is socketed in first backplate 12, second shield as lid engaging again On plate 17, the third backplate 14 and the 4th backplate 19;Then, first dogbolt 41 is protected by described first The second threaded hole of plate 13, second threaded hole of the second backplate 18 and two opposite protecting cover threaded holes 52 engage socket In first backplate 12, second backplate 17 and the protecting cover 51, second dogbolt 42 is passed through described the One the first threaded hole of backplate 11, first threaded hole of the second backplate 16 and other two opposite described protecting cover threaded hole 52 Engaging is socketed in first backplate 12, second backplate 17 and the protecting cover 51, finally, by first block nut 44 and second block nut 43 be threadedly coupled respectively with first dogbolt 41 and 42 phase of the second dogbolt, And tighten, so that the protecting cover mechanism 5 is fixedly connected with 1 phase of supporting mechanism, that is, complete described based on vibration and acoustics The entire use process of analyzer.When being needed again using instrument, first first block nut 44 and described second are stopped Dynamic nut 43 is unscrewed, then extracts first dogbolt 41 and second dogbolt 42 out, then by first backplate 12, second backplate 17, the third backplate 14 and the 4th backplate 19 turn to the position with 15 flush of bottom plate It sets, is held on the horizontal plane that instrument is placed, later repeatedly aforesaid operations.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (8)

1. a kind of analyzer based on vibration with acoustics, which is characterized in that including movable device (2), supporting mechanism (1), main body Mechanism (3), protecting cover mechanism (5) and fixed mechanism (4), the supporting mechanism (1) are connected as one by the movable device (2) Body, the supporting mechanism (1) include first the first threaded hole of backplate (11), the first backplate (12), first the second threaded hole of backplate (13), third backplate (14), bottom plate (15), second the first threaded hole of backplate (16), the second backplate (17), second the second spiral shell of backplate Pit (18) and the 4th backplate (19), the bottom plate (15) are the square flat metal plate in section, the bottom plate (15) Side pass through the movable device (2) be rotatablely connected the first backplate (12), the second backplate (17), third backplate (14) and the 4th Backplate (19), and first backplate (12) and second backplate (17) are rotatably connected on two of the bottom plate (15) relatively Side on, the third backplate (14) and the 4th backplate (19) be rotatably connected on the bottom plate (15) other two is opposite On side;
First backplate (12) is equipped with first threaded hole of the first backplate away from the side of the one end of the movable device (2) (11), first backplate (12) is equipped with second spiral shell of the first backplate away from the other side of the one end of the movable device (2) Pit (13);Second backplate (17) is equipped with second backplate first away from the side of the one end of the movable device (2) Threaded hole (16), second backplate (16) are equipped with second backplate away from the other side of the one end of the movable device (2) Second threaded hole (18);The main body mechanism (3) is fixedly installed on the bottom plate (15), and the main body mechanism (3) includes dissipating Hot hole (31), analyzer main body (32) and buckle part (33), bottom plate (15) top surface are fixedly installed with the analyzer master Body (32), the top and the respective intersection in two opposite flanks of the analyzer main body (32) are equipped with many heat release holes (31), analyzer main body (32) side where the heat release hole (31) is equipped with the buckle part (33);Institute Protecting cover mechanism (5) engaging is stated to be socketed on the supporting mechanism (1);The fixed mechanism (4) and the protecting cover mechanism (5), institute State the first backplate (12), second backplate (17) is fixedly connected.
2. the analyzer according to claim 1 based on vibration with acoustics, which is characterized in that movable device (2) packet The first hinge (21) and the second hinge (22) are included, one end of (15) four sides of bottom plate is separately installed with first hinge (21), the other end is separately installed with second hinge (22), and first hinge (21) and second hinge (22) The other end respectively with first backplate (12), second backplate (17), the third backplate (14) and it is described 4th shield Plate (19) is fixedly connected, then the bottom plate (15) by first hinge (21), second hinge (22) respectively with it is described First backplate (12), second backplate (17), the third backplate (14), the 4th backplate (19) rotation connection.
3. the analyzer according to claim 1 based on vibration with acoustics, which is characterized in that protecting cover mechanism (5) packet Include protecting cover (51) and protecting cover threaded hole (52), first backplate (12), second backplate (17), the third backplate (14) Engaging is socketed with the protecting cover (51) jointly with the 4th backplate (19), and (51) two opposite sides of the protecting cover are respective Both ends are respectively equipped with equipped with the protecting cover threaded hole (52).
4. the analyzer according to claim 1 based on vibration with acoustics, which is characterized in that fixed mechanism (4) packet Include the first dogbolt (41), the second dogbolt (42), the second block nut (43) and the first block nut (44), every two The protecting cover threaded hole (52) is respectively sleeved on first dogbolt (41) and second dogbolt (42), and described First block nut (44) is threaded on one dogbolt (41), second dogbolt (42) is threaded with Second block nut (43).
5. the analyzer according to claim 1 based on vibration with acoustics, which is characterized in that first dogbolt (41) second threaded hole of the first backplate (13), second threaded hole of the second backplate (18) and two opposite institutes are socketed in It states in protecting cover threaded hole (52), second dogbolt (42) is socketed in first threaded hole of the first backplate (11), described In second the first threaded hole of backplate (16) and other two opposite described protecting cover threaded hole (52).
6. the analyzer according to claim 1 based on vibration with acoustics, which is characterized in that first spiral shell of the first backplate Pit (11) and second threaded hole of the first backplate (13) arrive first backplate (12) away from the bottom plate (15) one end Distance, first threaded hole of the second backplate (16) and second threaded hole of the second backplate (18) arrive second backplate (17) Distance all phases of the protecting cover (51) top surface are arrived away from the distance and the protecting cover threaded hole (52) of the bottom plate (15) one end Deng.
7. the analyzer according to claim 1 based on vibration with acoustics, which is characterized in that the buckle part (33) sets Diagonal line point of intersection in the one of side of the analyzer main body (32) for being equipped with the heat release hole (31).
8. the analyzer according to claim 1 based on vibration with acoustics, which is characterized in that first backplate (12), On second backplate (17), the third backplate (14) and the 4th backplate (19) and it is rotatably connected to first hinge (21), the length of other two adjacent side of the side of the second hinge (22) is all equal.
CN201811253788.1A 2018-10-26 2018-10-26 A kind of analyzer based on vibration with acoustics Pending CN109341849A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811253788.1A CN109341849A (en) 2018-10-26 2018-10-26 A kind of analyzer based on vibration with acoustics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811253788.1A CN109341849A (en) 2018-10-26 2018-10-26 A kind of analyzer based on vibration with acoustics

Publications (1)

Publication Number Publication Date
CN109341849A true CN109341849A (en) 2019-02-15

Family

ID=65312403

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811253788.1A Pending CN109341849A (en) 2018-10-26 2018-10-26 A kind of analyzer based on vibration with acoustics

Country Status (1)

Country Link
CN (1) CN109341849A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106404148A (en) * 2016-08-19 2017-02-15 上海裕达实业有限公司 Portable micro vibration testing device and method
CN206905889U (en) * 2017-07-10 2018-01-19 阮森杰 Noise measuring mechanism
CN207366073U (en) * 2017-09-26 2018-05-15 国网江西省电力公司电力科学研究院 A kind of wireless vibration measuring and analysing meter
CN207925974U (en) * 2018-01-19 2018-09-28 重庆华美电力设备有限责任公司 A kind of easy-to-dismount distribution box

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106404148A (en) * 2016-08-19 2017-02-15 上海裕达实业有限公司 Portable micro vibration testing device and method
CN206905889U (en) * 2017-07-10 2018-01-19 阮森杰 Noise measuring mechanism
CN207366073U (en) * 2017-09-26 2018-05-15 国网江西省电力公司电力科学研究院 A kind of wireless vibration measuring and analysing meter
CN207925974U (en) * 2018-01-19 2018-09-28 重庆华美电力设备有限责任公司 A kind of easy-to-dismount distribution box

Similar Documents

Publication Publication Date Title
CN102193587B (en) Support mechanism and integrated computer using the support mechanism
CA2500550C (en) Common pivot arrangement of portable computer
US8411055B2 (en) Portable electronic device
CN101241385B (en) Computer handle device
CN109341849A (en) A kind of analyzer based on vibration with acoustics
US8870172B2 (en) Test support apparatus
CN203324411U (en) CPCI test device
CN202737005U (en) Fixing structure of battery
CN201025466Y (en) Test tool
CN201673624U (en) Experiment box circuit board module box
CN212710641U (en) Portable computer accessory box
CN216138267U (en) Quick overhaul structure of computer host
CN210605649U (en) External keyboard for computer
WO2020019446A1 (en) Multi-purpose jig for communication interface
CN206199343U (en) A kind of removable multi-functional experimental bench
CN215735550U (en) On-line analysis instrument convenient to bottom heat dissipation
CN212020742U (en) Model rack for product design
CN112147378B (en) Mainboard maintenance detection mounting fixture
CN110773929A (en) Welding tool for manufacturing power electronic components
CN110949042B (en) Foldable portable planar design drawing device
CN201039643Y (en) Combined base body structure for heat radiator
CN203523188U (en) Rear die unkeep structure of control panel
CN221078874U (en) Relay protection sensitivity test device of transformer substation
CN205625122U (en) Finance and accounting teaching practice desk
CN211402471U (en) A connect box for automotive electronics EMC test

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: 20190215