CN114927041B - Multifunctional experimental instrument for physical electromagnetics - Google Patents
Multifunctional experimental instrument for physical electromagnetics Download PDFInfo
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- CN114927041B CN114927041B CN202210407601.9A CN202210407601A CN114927041B CN 114927041 B CN114927041 B CN 114927041B CN 202210407601 A CN202210407601 A CN 202210407601A CN 114927041 B CN114927041 B CN 114927041B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/183—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits
Abstract
The invention discloses a physical electromagnetics multifunctional experimental instrument, which structurally comprises a front cover plate, a display panel, a button and an experimental host, wherein the display panel is embedded in the left side of the front end of the front cover plate, the button is arranged on the right side of the front end of the front cover plate, elastic force is applied to a push rod through a spring in a spring sleeve, the angle of a clamping mechanism is adjusted to an optimal angle for students to watch, a circuit board is placed on the front end surface of a placing plate, the students intuitively observe which electronic component on the circuit board generates an electric signal, the teaching effect is improved, a spring piece in the winding roll generates spiral elastic force, a wire is wound and knotted outside the winding roll, the measuring pen is clamped into the inner sides of two buckling plates, the two buckling plates reset to tightly clamp the outer sides of the measuring pen, the air bag bubbles bulge to tightly conflict the outer sides of the measuring pen, the clamping installation firmness of the measuring pen is improved, and the measuring pen is prevented from losing.
Description
Technical Field
The invention relates to the field of physical electromagnetics, in particular to a multifunctional experimental instrument for physical electromagnetics.
Background
The electromagnetics is a physical branch subject for researching the law and application of electromagnetic phenomena, originates from the 18 th century, and the generalized electromagnetics can be said to contain electricity and magnetism, mainly research electromagnetic waves, electromagnetic fields, dynamics related to charges, charged objects and the like, the oscillograph is used as an electronic measuring instrument, the oscillograph can convert invisible electric signals into visible images, teaching experiments are conducted on students, but in the process of conducting electronic measurement, the oscillograph needs to be contacted with a circuit board through a measuring pen on the oscillograph, then electronic measurement is conducted, the circuit board can only be horizontally placed on a tabletop, in the process of teaching experiments, the observation angle of the student on the circuit board is poor, it is difficult to know which electric signals generated by which electronic elements on the circuit board are measured, meanwhile, the existing measuring pen is connected with the oscillograph through an interface, the structure which is not an integrated structure, the measuring pen is easy to lose, wires on the measuring pen are easy to wind and tie, and the accuracy of output signals of the measuring pen is reduced.
Disclosure of Invention
The technical scheme adopted for realizing the technical purpose of the invention is as follows: this multi-functional laboratory glassware of physical electromagnetics, its structure includes front shroud, display panel, button, experimental host computer, front shroud front end left side has inlayed display panel to the button is installed on front shroud front end right side, the front shroud is installed in experimental host computer front end to display panel is connected with experimental host computer inside electricity, experimental host computer includes host shell, placing mechanism, conflict rotor, measuring mechanism, host shell upper end internally mounted has placing mechanism to conflict rotor and host shell upper end internal shaft connection, conflict rotor bottom surface is inconsistent with placing mechanism up end, measuring mechanism establishes inside the host shell outside, and measuring mechanism is connected with the display panel electricity.
As a further improvement of the invention, the placing mechanism comprises a clamping mechanism, a spring pipe sleeve, a positioning rod, a push rod and an adjusting hole, wherein the left end of the clamping mechanism is hinged with the inside of the upper end of the main casing, the spring pipe sleeve is fixedly arranged inside the main casing, the positioning rod penetrates through the inside of the spring pipe sleeve, the positioning rod is clamped and arranged inside the adjusting hole, the adjusting hole is embedded inside the push rod, the lower end of the push rod is arranged inside the upper end of the spring pipe sleeve in a clearance fit manner, the upper end of the push rod is fixed with the middle end of the bottom of the clamping mechanism, the upper end face of the right side of the clamping mechanism is in contact with the bottom surface of the contact rotating piece, the spring pipe sleeve and the push rod are of arc-shaped structures, and a spring is arranged inside the spring pipe sleeve.
As a further improvement of the invention, the clamping mechanism comprises a placing plate, clamping strips, sliding blocks and spring rods, wherein the upper ends of the ejector rods are fixed with the middle ends of the bottoms of the placing plate, the clamping strips are positioned on the upper end faces of the placing plate, the sliding blocks are arranged at the bottoms of the clamping strips, the spring rods penetrate through the sliding blocks in a clearance fit manner, the sliding blocks are slidably arranged in the placing plate, two clamping strips and four spring rods are arranged, and the two clamping strips and the four sliding blocks are arranged in a group and are respectively arranged at the left side and the right side of the bottoms of the two clamping strips.
As a further improvement of the invention, the measuring mechanism comprises measuring pens, a transmission mechanism, a placing groove and buckling mechanisms, wherein the placing groove is embedded in the outer side of the main machine shell, the transmission mechanism is fixedly arranged in the left end of the main machine shell, the measuring pens are electrically connected with the display panel through the transmission mechanism, buckling mechanisms are arranged in the placing groove and are in clamping connection with the outer side of the measuring pens, the number of the buckling mechanisms is two, the two buckling mechanisms are symmetrically arranged in the placing groove, and meanwhile, the two buckling mechanisms are used for clamping and fixing the head end and the tail end of the measuring pens.
As a further improvement of the invention, the transmission mechanism comprises a shell, a wire, a winding roll and a spring piece, wherein the shell is fixedly arranged in the left end of the main shell, the wire penetrates through the shell in a clearance fit manner, the wire is wound on the outer side of the winding roll, the spring piece is arranged at the middle end in the winding roll, the measuring pen is electrically connected with the display panel through the wire, and the spring piece is of a spiral structure and is arranged at the axis in the winding roll.
As a further improvement of the invention, the buckling mechanism comprises buckling plates, telescopic hoses and air bubble bags, wherein the buckling plates are positioned in the placing grooves, the right ends of the buckling plates are fixed with the telescopic hoses and communicated with each other, the air bubble bags are embedded in the inner sides of the buckling plates and communicated with the telescopic hoses, the inner sides of the buckling plates are connected with the outer sides of the measuring pens in a clamping mode, the buckling plates are provided with two in total and are installed in the placing grooves in an up-down symmetrical structure, and the right ends of the two buckling plates are elastically connected through one arc-shaped telescopic hose.
The invention has the beneficial effects that:
1. the spring inside the spring tube sleeve applies elasticity to the ejector rod, the locating rod is clamped in different adjusting holes on the locating rod, the angle of the clamping mechanism at the upper end of the main shell is adjusted and supported, the angle of the clamping mechanism is adjusted to the optimal angle watched by students, the circuit board is placed on the front end face of the placement board, the spring rod applies reverse elasticity to the sliding block, the two clamping strips slide inwards, the upper end and the lower end of the circuit board are tightly clamped, students intuitively see which electronic element on the circuit board generates an electric signal, and the teaching effect is improved.
2. The inside spring leaf of take-up reel produces spiral elasticity for the take-up reel carries out the corotation, rolls up the wire back the take-up reel outside, avoids the wire to take place to twine the effect of tying off and influencing the wire and carrying out normal transmission, and the measuring pen outside extrudees the buckling plate at upper and lower both ends simultaneously, and flexible hose carries out elastic extrusion, and it is inboard to go into two buckling plates with the measuring pen card, and two buckling plates reset and carry out inseparable block with the measuring pen outside, and the inside atmospheric pressure conduction of flexible hose simultaneously is to the inside tight conflict of carrying out of inflation outside the measuring pen of carrying out of gasbag bubble, improves the fastness of measuring pen block installation, avoids the measuring pen to take place to lose.
Drawings
Fig. 1 is a schematic structural diagram of a multifunctional physical electromagnetics experimental instrument according to the present invention.
Fig. 2 is a schematic side view of an experimental host according to the present invention.
Fig. 3 is a schematic structural view of an operating state of a placement mechanism according to the present invention.
Fig. 4 is a schematic perspective view of a locking mechanism according to the present invention.
Fig. 5 is a schematic structural view of a measuring mechanism according to the present invention.
Fig. 6 is a schematic diagram of an internal structure of a transmission mechanism according to the present invention.
FIG. 7 is a schematic view showing the operation state of the buckling mechanism according to the present invention.
In the figure: front cover plate-T, display panel-X, button-A, experiment host-Z, host shell-Z5, placement mechanism-Z8, abutting swivel-Z2, measurement mechanism-Z7, clamping mechanism-Z84, spring sleeve-Z81, positioning rod-Z89, ejector rod-Z82, adjusting hole-Z86, placement plate-4X, clamping strip-4 v, sliding block-4 e, spring rod-4T, measuring pen-Z78, transmission mechanism-Z71, placement groove-Z72, buckling mechanism-Z75, shell-1 b, wire-1 v, winding reel-1 e, spring piece-1 n, buckling plate-5 c, telescopic hose-5 g and air bag bubble-5 w.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in fig. 1 to 4:
the invention relates to a physical electromagnetics multifunctional experimental instrument which structurally comprises a front cover plate T, a display panel X, a button A and an experimental host Z, wherein the display panel X is embedded in the left side of the front end of the front cover plate T, the button A is installed on the right side of the front end of the front cover plate T, the front cover plate T is installed at the front end of the experimental host Z, the display panel X is electrically connected with the inside of the experimental host Z, the experimental host Z comprises a host shell Z5, a placing mechanism Z8, a collision rotating piece Z2 and a measuring mechanism Z7, the placing mechanism Z8 is installed in the inside of the upper end of the host shell Z5, the bottom surface of the collision rotating piece Z2 is in collision with the upper end surface of the placing mechanism Z8, the measuring mechanism Z7 is arranged in the outside of the host shell Z5, and the measuring mechanism Z7 is electrically connected with the display panel X.
The placement mechanism z8 comprises a clamping mechanism z84, a spring pipe sleeve z81, a positioning rod z89, a push rod z82 and an adjusting hole z86, wherein the left end of the clamping mechanism z84 is hinged to the inside of the upper end of a main machine shell z5, the spring pipe sleeve z81 is fixedly installed inside the main machine shell z5, the positioning rod z89 penetrates through the inside of the spring pipe sleeve z81, the positioning rod z89 is clamped and installed inside the adjusting hole z86, the adjusting hole z86 is embedded inside the push rod z82, the lower end of the push rod z82 is installed inside the upper end of the spring pipe sleeve z81 in a clearance fit mode, the upper end of the push rod z82 is fixed to the middle end of the bottom of the clamping mechanism z84, the upper end face on the right side of the clamping mechanism z84 is in contact with the bottom face of a contact rotary piece z2, the spring pipe sleeve z81 and the push rod z82 are of an arc-shaped structure, the spring pipe sleeve z81 is internally provided with a spring, the push rod z82 is enabled to be ejected inside the spring z81 through the elasticity of the spring, and accordingly the angle of the clamping mechanism z84 can be adjusted, and a circuit can be placed by changing the angle.
The clamping mechanism z84 comprises a placing plate 4x, clamping strips 4v, sliding blocks 4e and spring rods 4t, wherein the upper end of an ejector rod z82 is fixed with the middle end of the bottom of the placing plate 4x, the clamping strips 4v are positioned on the upper end face of the placing plate 4x, the sliding blocks 4e are arranged at the bottom of the clamping strips 4v, the spring rods 4t penetrate through the sliding blocks 4e in a clearance fit manner, the sliding blocks 4e are slidably mounted in the placing plate 4x, the clamping strips 4v and the spring rods 4t are respectively provided with two, the sliding blocks 4e are four, the two are in a group, the two groups are respectively arranged on the left side and the right side of the bottom of the two clamping strips 4v, and the spring rods 4t apply elastic force to the sliding blocks 4e, so that the sliding blocks 4e drive the clamping strips 4v to elastically slide, and the clamping strips 4v can ensure that the clamping and the clamping of the two ends of circuit boards with different sizes are firmly clamped and mounted on the front end face of the placing plate 4 x.
Specific use and action of the embodiment:
according to the invention, when the electric signal measurement is carried out on the circuit board, the bottom of the abutting rotating piece z2 is separated from the upper end face of the clamping mechanism z84 by rotating the abutting rotating piece z2, at the moment, the abutting force on the upper end face of the clamping mechanism z84 disappears, the spring is applied to the ejector rod z82 through the spring in the spring sleeve z81, so that the ejector rod z82 jacks up the clamping mechanism z84, after jacking up, the positioning rod z89 is clamped in different adjusting holes z86 in the positioning rod z89, the ejection length of the ejector rod z82 is adjusted and fixed, so that the angle of the clamping mechanism z84 at the upper end of the main shell z5 is adjusted and supported, the two clamping strips 4v at the front end of the placing plate 4x are propped up in the outer opposite directions after the angle of the clamping mechanism z84 is adjusted to the optimal angle for students, at the moment, the sliding block 4e elastically slides on the spring rod 4t, the circuit board is placed on the front end face of the placing plate 4x, then the clamping strips 4v are loosened, the spring rod 4t is clamped on the opposite sides of the sliding block 4e, and the electric signal is not applied to the opposite sides of the circuit board, thus the electric signal measurement is carried out on the two sides of the circuit board is not tightly, and the electronic board is not observed, and the effect is observed.
Example 2:
as shown in fig. 5 to 7:
wherein, measurement mechanism z7 includes measurement pen z78, transport mechanism z71, standing groove z72, buckling mechanisms z75, inside standing groove z72 inlays in the host computer shell z5 outside, transport mechanism z71 fixed mounting is inside host computer shell z5 left end to measurement pen z78 passes through transport mechanism z71 and is connected with display panel X electricity, inside buckling mechanisms z75 that is equipped with of standing groove z72 to buckling mechanisms z75 and the outside block of measurement pen z78 are connected, buckling mechanisms z75 is equipped with two altogether to be bilateral symmetry and install inside standing groove z72, two buckling mechanisms z75 carry out the block to the head and the tail both ends of measurement pen z78 simultaneously and fix, ensure to use measurement pen z78 when not, firm accomodate inside standing groove z72, avoid measurement pen z78 to take place to lose.
The transmission mechanism z71 comprises a shell 1b, a wire 1v, a winding roll 1e and a spring piece 1n, wherein the shell 1b is fixedly installed inside the left end of a main shell z5, the wire 1v penetrates through the shell 1b in a clearance fit mode, the wire 1v is wound on the outer side of the winding roll 1e, the spring piece 1n is arranged at the middle end inside the winding roll 1e, the measuring pen z78 is electrically connected with the display panel X through the wire 1v, the spring piece 1n is in a spiral structure and is arranged at the inner axis of the winding roll 1e, spiral elastic force is applied to the winding roll 1e through the spring piece 1n, so that the winding roll 1e automatically rotates and unreels the wire 1v, the length of the wire 1v is prolonged and stretches, and smooth pulling-out of the measuring pen z78 is ensured to be measured.
The buckling mechanism z75 comprises buckling plates 5c, telescopic hoses 5g and air bubble 5w, the buckling plates 5c are located inside the placing grooves z72, the right ends of the buckling plates 5c are fixed to the telescopic hoses 5g and are communicated with the telescopic hoses 5g, the air bubble 5w is embedded into the inner side of the buckling plates 5c, the inner side of the buckling plates 5c is connected with the outer side of the measuring pen z78 in a clamping mode, the buckling plates 5c are arranged in two in a vertically symmetrical mode and are installed inside the placing grooves z72, the right ends of the two buckling plates 5c are connected in an elastic mode through the telescopic hoses 5g in an arc mode, accordingly the two buckling plates 5c rotate in an arc-shaped mode, the measuring pen z78 is buckled in an elastic mode, and the fact that the measuring pen z78 is clamped inside the two buckling plates 5c is guaranteed.
Specific use and action of the embodiment:
in the invention, when the electric signal is measured on the circuit board, the measuring pen z78 in the placing groove z72 is taken out, during the taking out process, the wire 1v at the tail end of the measuring pen z78 is pulled, the winding drum 1e is reversed, so that the wire 1v is prolonged, the wire 1v is ensured to conduct and transmit the electric signal between the measuring pen z78 and the display panel X, the electric signal of the electric element on the circuit board is measured through the interference between the head end of the measuring pen z78 and the electric element on the circuit board, the display panel X displays the image of the electric signal, the measuring pen z78 is replaced in the placing groove z72 after the measurement is completed, the spring piece 1n in the winding drum 1e generates spiral elasticity, make winding reel 1e carry out the corotation, coil back winding reel 1e outside with wire 1v, avoid wire 1v to take place to twine the effect of tying off and influencing wire 1v and carrying out normal transmission, the lock board 5c of both ends about the measuring pen z78 outside is extruded simultaneously, flexible hose 5g carries out elastic extrusion this moment, make lock board 5c open, it is inboard to go into two lock boards 5c with measuring pen z78 card, flexible hose 5g is exerted pressure elasticity and is made two lock boards 5c reset and carry out inseparable block with measuring pen z78 outside then, the inside atmospheric pressure of flexible hose 5g is conducted to the inside of gasbag bubble 5w and is carried out the tight conflict in measuring pen z78 outside simultaneously, improve the fastness of measuring pen z78 block installation, avoid measuring pen z78 to take place to lose.
By utilizing the technical scheme of the invention or under the inspired by the technical scheme of the invention, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical scheme falls into the protection scope of the invention.
Claims (1)
1. The utility model provides a multi-functional laboratory glassware of physical electromagnetics, its structure includes preceding apron (T), display panel (X), button (A), experimental host computer (Z), preceding apron (T) front end left side has inlayed display panel (X) to button (A) are installed on preceding apron (T) front end right side, preceding apron (T) are installed in experimental host computer (Z) front end, and display panel (X) are connected its characterized in that with experimental host computer (Z) inside electricity:
the experimental host machine (Z) comprises a host machine shell (Z5), a placing mechanism (Z8), a collision rotating piece (Z2) and a measuring mechanism (Z7), wherein the placing mechanism (Z8) is arranged at the inner part of the upper end of the host machine shell (Z5), the collision rotating piece (Z2) is connected with the inner shaft of the upper end of the host machine shell (Z5), the bottom surface of the collision rotating piece (Z2) is in collision with the upper end surface of the placing mechanism (Z8), the measuring mechanism (Z7) is arranged at the inner part of the outer side of the host machine shell (Z5), and the measuring mechanism (Z7) is electrically connected with the display panel (X);
the placement mechanism (z 8) comprises a clamping mechanism (z 84), a spring tube sleeve (z 81), a positioning rod (z 89), a push rod (z 82) and an adjusting hole (z 86), wherein the left end of the clamping mechanism (z 84) is hinged with the inside of the upper end of a main machine shell (z 5), the spring tube sleeve (z 81) is fixedly arranged inside the main machine shell (z 5), the positioning rod (z 89) penetrates through the inside of the spring tube sleeve (z 81), the positioning rod (z 89) is installed inside the adjusting hole (z 86) in a clamping mode, the adjusting hole (z 86) is embedded inside the push rod (z 82), the lower end of the push rod (z 82) is installed inside the upper end of the spring tube sleeve (z 81) in a clearance fit mode, the upper end of the push rod (z 82) is fixed with the middle end of the bottom of the clamping mechanism (z 84), and the upper end face of the right side of the clamping mechanism (z 84) is in conflict with the bottom face of a conflict rotating piece (z 2);
the clamping mechanism (z 84) comprises a placing plate (4 x), a clamping strip (4 v), a sliding block (4 e) and a spring rod (4 t), wherein the upper end of the ejector rod (z 82) is fixed with the middle end of the bottom of the placing plate (4 x), the clamping strip (4 v) is positioned on the upper end face of the placing plate (4 x), the sliding block (4 e) is arranged at the bottom of the clamping strip (4 v), the spring rod (4 t) penetrates through the sliding block (4 e) in a clearance fit manner, and the sliding block (4 e) is slidably arranged in the placing plate (4 x);
the measuring mechanism (z 7) comprises a measuring pen (z 78), a transmission mechanism (z 71), a placing groove (z 72) and a buckling mechanism (z 75), wherein the placing groove (z 72) is embedded in the outer side of the main machine shell (z 5), the transmission mechanism (z 71) is fixedly arranged in the left end of the main machine shell (z 5), the measuring pen (z 78) is electrically connected with the display panel (X) through the transmission mechanism (z 71), the buckling mechanism (z 75) is arranged in the placing groove (z 72), and the buckling mechanism (z 75) is in clamping connection with the outer side of the measuring pen (z 78);
the transmission mechanism (z 71) comprises a shell (1 b), a wire (1 v), a winding roll (1 e) and a spring piece (1 n), wherein the shell (1 b) is fixedly arranged inside the left end of a main shell (z 5), the wire (1 v) penetrates through the shell (1 b) in a clearance fit manner, the wire (1 v) is wound on the outer side of the winding roll (1 e), the spring piece (1 n) is arranged at the middle end inside the winding roll (1 e), and the measuring pen (z 78) is electrically connected with the display panel (X) through the wire (1 v);
the buckling mechanism (z 75) comprises a buckling plate (5 c), a telescopic hose (5 g) and an air bag bubble (5 w), wherein the buckling plate (5 c) is positioned in the accommodating groove (z 72), the right end of the buckling plate (5 c) is fixed with the telescopic hose (5 g) and is communicated with the telescopic hose, the air bag bubble (5 w) is embedded into the inner side of the buckling plate (5 c), the air bag bubble (5 w) is communicated with the telescopic hose (5 g), and the inner side of the buckling plate (5 c) is connected with the outer side of the measuring pen (z 78) in a clamping mode;
when the electric signal measurement is carried out on the circuit board, the bottom of the abutting rotating piece (z 2) is separated from the upper end face of the clamping mechanism (z 84) through rotating the abutting rotating piece (z 2), at the moment, the abutting force on the upper end face of the clamping mechanism (z 84) disappears, the elastic force is applied to the ejector rod (z 82) through the spring in the spring sleeve (z 81), the ejector rod (z 82) jacks up the clamping mechanism (z 84), after jacking, the ejector rod (z 89) is clamped in different adjusting holes (z 86) in the positioning rod (z 89), the length of the ejector rod (z 82) is adjusted and fixed, the angle of the clamping mechanism (z 84) at the upper end of the main shell (z 5) is adjusted and supported, after the angle of the clamping mechanism (z 84) is adjusted to the optimal angle for the student to watch, two clamping strips (4 v) at the front end are propped up in the outer reverse direction, at the moment, a sliding block (4 e) carries out elastic sliding on the spring rod (4 t) to jack up, the electronic circuit board (4) is placed on the side of the opposite direction, at the moment, the electronic circuit board (4) is not clamped on the two electronic circuit board (4) is tightly, the electronic circuit board (4) is tightly clamped, and the electronic circuit board is tightly held on the electronic board is tightly held, the teaching effect is improved; when the electric signal measurement is carried out on the circuit board, the measuring pen (z 78) in the placing groove (z 72) is taken out, in the process of taking out, the lead (1 v) at the tail end of the measuring pen (z 78) is pulled, at this time, the winding roll (1 e) is reversed, thereby the lead (1 v) is prolonged, conductive transmission is carried out between the measuring pen (z 78) and the display panel (X) by ensuring the lead (1 v), the head end of the measuring pen (z 78) is abutted against the electronic element on the circuit board, thereby the electric signal of the electronic element on the circuit board is measured, at this time, the display panel (X) displays the image of the electric signal, the measuring pen (z 78) is replaced into the placing groove (z 72) after the measurement is completed, at this time, the spring piece (1 n) in the winding roll (1 e) generates spiral elasticity, the winding roll (1 e) is made to be positively rotated, the lead (1 v) is wound into the outer side of the winding roll (1 e), the effect of normally transmitting the lead (1 v) is prevented from being influenced by winding the lead (1 v), at the same time, the upper side and the lower side of the measuring pen (z 78) is pressed against the electronic element on the circuit board, at this time, the two sides (z) are pressed into the flexible hose (5 g) by the flexible hose (c) by the flexible hose (5 g) and the flexible hose (c) is pressed down, the flexible hose (5 g) is pressed, meanwhile, the air pressure inside the telescopic hose (5 g) is conducted to the inside of the air bag bubble (5 w) to bulge so as to tightly abut against the outer side of the measuring pen (z 78), so that the firmness of clamping and installing the measuring pen (z 78) is improved, and the loss of the measuring pen (z 78) is avoided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210407601.9A CN114927041B (en) | 2022-04-19 | 2022-04-19 | Multifunctional experimental instrument for physical electromagnetics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210407601.9A CN114927041B (en) | 2022-04-19 | 2022-04-19 | Multifunctional experimental instrument for physical electromagnetics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114927041A CN114927041A (en) | 2022-08-19 |
| CN114927041B true CN114927041B (en) | 2023-10-13 |
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| CN202210407601.9A Active CN114927041B (en) | 2022-04-19 | 2022-04-19 | Multifunctional experimental instrument for physical electromagnetics |
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Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2392975Y (en) * | 1999-10-08 | 2000-08-23 | 俊溢电子(深圳)有限公司 | Electroprobe lamp for multimeter |
| JP2003345501A (en) * | 2002-05-30 | 2003-12-05 | Kyocera Corp | Information inputting device |
| JP2008232774A (en) * | 2007-03-20 | 2008-10-02 | Fuji Electric Holdings Co Ltd | Sample holder |
| JP2008275450A (en) * | 2007-04-27 | 2008-11-13 | Anritsu Sanki System Co Ltd | X-ray foreign matter detector |
| WO2010111700A1 (en) * | 2009-03-27 | 2010-09-30 | Cutting Dynamics, Inc. | System and method for forming thermoplastic-composite tubing |
| CN101898478A (en) * | 2010-07-26 | 2010-12-01 | 朱惠芬 | Method and device for solving problem of inking fault of ball-point pen refills and pencil refills |
| CN206532488U (en) * | 2016-09-28 | 2017-09-29 | 陕西理工学院 | A kind of high Physical Experiment casing of security performance |
| CN107703441A (en) * | 2017-11-12 | 2018-02-16 | 佛山鑫进科技有限公司 | A kind of board failure COMPUTER DETECTION device |
| CN207472942U (en) * | 2017-10-11 | 2018-06-08 | 湖南文理学院 | A kind of Electronics and Information Engineering teaching multimeter convenient for storage |
| CN109545049A (en) * | 2018-11-30 | 2019-03-29 | 湖南文理学院 | A kind of Experiment of College Physics electromagnetic field three-dimensional modelling device |
| CN209992632U (en) * | 2019-03-20 | 2020-01-24 | 杭州元朗智能科技有限公司 | 12V battery cycle life test system |
| WO2020022986A2 (en) * | 2018-04-09 | 2020-01-30 | Kecici Luetfi | Direct automatic transfer device for hair transplantation |
| CN210387886U (en) * | 2019-08-28 | 2020-04-24 | 深圳市惠兴电子有限公司 | PCB (printed circuit board) clamp |
| CN210487922U (en) * | 2019-07-29 | 2020-05-08 | 浙江新特立汽车电器有限公司 | Automobile relay detection equipment |
| CN210982604U (en) * | 2019-07-18 | 2020-07-10 | 扬州华电电气有限公司 | Intelligent digital loop resistance tester |
| CN212134926U (en) * | 2020-04-03 | 2020-12-11 | 陕西恒光测控技术有限公司 | PCB connector testing device |
| CN213875814U (en) * | 2020-10-14 | 2021-08-03 | 悠信(上海)电气设备有限公司 | Portable digital pincerlike universal meter |
| CN213986559U (en) * | 2020-11-26 | 2021-08-17 | 中国长江电力股份有限公司 | Adjustable universal meter support |
| CN214473795U (en) * | 2021-02-23 | 2021-10-22 | 南京易恩电气科技有限公司 | Low-voltage circuit breaker contact detection device |
| CN214703857U (en) * | 2021-03-15 | 2021-11-12 | 江苏芯格诺电子科技有限公司 | Portable VC tester |
| CN215066947U (en) * | 2021-05-22 | 2021-12-07 | 重庆市鸿富诚电子新材料有限公司 | Portable resistance tester |
| CN215394143U (en) * | 2021-06-07 | 2022-01-04 | 苏州烈炎电子科技有限公司 | High-temperature alarm device of numerical control machine tool |
| CN215599241U (en) * | 2021-01-22 | 2022-01-21 | 沈阳菲尔德物联科技有限公司 | Performance detection device for industrial Ethernet hardware development |
| CN215868117U (en) * | 2021-08-03 | 2022-02-18 | 常州宏昇电子科技有限公司 | Novel gas alarm |
| CN114111745A (en) * | 2021-12-19 | 2022-03-01 | 顾守军 | Land surveying and mapping equipment with self-reciprocating motion |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3659651A3 (en) * | 2014-07-10 | 2020-10-14 | Companion Medical, Inc. | Medicine administering system including injection pen and companion device |
| US11804304B2 (en) * | 2019-04-23 | 2023-10-31 | Washington State University | Method and software for assessing neurodevelopmental abnormalities |
-
2022
- 2022-04-19 CN CN202210407601.9A patent/CN114927041B/en active Active
Patent Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2392975Y (en) * | 1999-10-08 | 2000-08-23 | 俊溢电子(深圳)有限公司 | Electroprobe lamp for multimeter |
| JP2003345501A (en) * | 2002-05-30 | 2003-12-05 | Kyocera Corp | Information inputting device |
| JP2008232774A (en) * | 2007-03-20 | 2008-10-02 | Fuji Electric Holdings Co Ltd | Sample holder |
| JP2008275450A (en) * | 2007-04-27 | 2008-11-13 | Anritsu Sanki System Co Ltd | X-ray foreign matter detector |
| WO2010111700A1 (en) * | 2009-03-27 | 2010-09-30 | Cutting Dynamics, Inc. | System and method for forming thermoplastic-composite tubing |
| CN101898478A (en) * | 2010-07-26 | 2010-12-01 | 朱惠芬 | Method and device for solving problem of inking fault of ball-point pen refills and pencil refills |
| CN206532488U (en) * | 2016-09-28 | 2017-09-29 | 陕西理工学院 | A kind of high Physical Experiment casing of security performance |
| CN207472942U (en) * | 2017-10-11 | 2018-06-08 | 湖南文理学院 | A kind of Electronics and Information Engineering teaching multimeter convenient for storage |
| CN107703441A (en) * | 2017-11-12 | 2018-02-16 | 佛山鑫进科技有限公司 | A kind of board failure COMPUTER DETECTION device |
| WO2020022986A2 (en) * | 2018-04-09 | 2020-01-30 | Kecici Luetfi | Direct automatic transfer device for hair transplantation |
| CN109545049A (en) * | 2018-11-30 | 2019-03-29 | 湖南文理学院 | A kind of Experiment of College Physics electromagnetic field three-dimensional modelling device |
| CN209992632U (en) * | 2019-03-20 | 2020-01-24 | 杭州元朗智能科技有限公司 | 12V battery cycle life test system |
| CN210982604U (en) * | 2019-07-18 | 2020-07-10 | 扬州华电电气有限公司 | Intelligent digital loop resistance tester |
| CN210487922U (en) * | 2019-07-29 | 2020-05-08 | 浙江新特立汽车电器有限公司 | Automobile relay detection equipment |
| CN210387886U (en) * | 2019-08-28 | 2020-04-24 | 深圳市惠兴电子有限公司 | PCB (printed circuit board) clamp |
| CN212134926U (en) * | 2020-04-03 | 2020-12-11 | 陕西恒光测控技术有限公司 | PCB connector testing device |
| CN213875814U (en) * | 2020-10-14 | 2021-08-03 | 悠信(上海)电气设备有限公司 | Portable digital pincerlike universal meter |
| CN213986559U (en) * | 2020-11-26 | 2021-08-17 | 中国长江电力股份有限公司 | Adjustable universal meter support |
| CN215599241U (en) * | 2021-01-22 | 2022-01-21 | 沈阳菲尔德物联科技有限公司 | Performance detection device for industrial Ethernet hardware development |
| CN214473795U (en) * | 2021-02-23 | 2021-10-22 | 南京易恩电气科技有限公司 | Low-voltage circuit breaker contact detection device |
| CN214703857U (en) * | 2021-03-15 | 2021-11-12 | 江苏芯格诺电子科技有限公司 | Portable VC tester |
| CN215066947U (en) * | 2021-05-22 | 2021-12-07 | 重庆市鸿富诚电子新材料有限公司 | Portable resistance tester |
| CN215394143U (en) * | 2021-06-07 | 2022-01-04 | 苏州烈炎电子科技有限公司 | High-temperature alarm device of numerical control machine tool |
| CN215868117U (en) * | 2021-08-03 | 2022-02-18 | 常州宏昇电子科技有限公司 | Novel gas alarm |
| CN114111745A (en) * | 2021-12-19 | 2022-03-01 | 顾守军 | Land surveying and mapping equipment with self-reciprocating motion |
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