CN109637275A - Laser pen with anti-falling function - Google Patents
Laser pen with anti-falling function Download PDFInfo
- Publication number
- CN109637275A CN109637275A CN201811586232.4A CN201811586232A CN109637275A CN 109637275 A CN109637275 A CN 109637275A CN 201811586232 A CN201811586232 A CN 201811586232A CN 109637275 A CN109637275 A CN 109637275A
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- Prior art keywords
- laser pen
- fixedly connected
- laser
- pen
- shell
- Prior art date
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- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000004744 fabric Substances 0.000 claims abstract description 11
- 238000013016 damping Methods 0.000 claims description 13
- 238000005303 weighing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910052705 radium Inorganic materials 0.000 description 2
- HCWPIIXVSYCSAN-UHFFFAOYSA-N radium atom Chemical compound [Ra] HCWPIIXVSYCSAN-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 244000154870 Viola adunca Species 0.000 description 1
- 235000005811 Viola adunca Nutrition 0.000 description 1
- 235000013487 Viola odorata Nutrition 0.000 description 1
- 235000002254 Viola papilionacea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004456 color vision Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 210000001525 retina Anatomy 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001429 visible spectrum Methods 0.000 description 1
Classifications
-
- 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
- G09B17/00—Teaching reading
- G09B17/02—Line indicators or other guides or masks
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electronic Switches (AREA)
Abstract
The invention discloses a laser pen with an anti-falling function, which comprises a laser pen body, wherein the top of the laser pen body is fixedly connected with a pen tail, the bottom end of the laser pen body is in threaded connection with a pen head, two sides of the outer surface of the laser pen body are fixedly connected with rotating seats, and the surfaces of the two rotating seats are rotatably connected with rotating rods. This radium-shine pen with prevent falling function, utilize the suction of first magnetite and second magnetite to overcome expanding spring's elasticity, when radium-shine pen vertically drops, the windage can make the dwang rotate, and then drive the connecting rod and rotate, then drive the slider and slide at the internal surface of recess, make its suction of overcoming first magnetite and second magnetite, and under expanding spring's elasticity and windage, make the cloth open, the effectual power of weighing down of having alleviated radium-shine pen vertically whereabouts, play fine guard action to radium-shine pen's nib, radium-shine pen's the function of preventing falling has been increased.
Description
Technical field
The present invention relates to laser pen technical field, specially a kind of laser pen with shatter-resistant function.
Background technique
Laser pen is also known as laser pen, refers to star pen etc., is visible laser to be designed to portable, hand is easily held, mode of laser group adds
Work at pen type transmitter.Fine green Laser pen is also known as laser pen, refers to star pen etc., is visible laser to be designed to portable, hand is easy
It holds, the pen type transmitter that mode of laser group is processed into.Common laser designator has feux rouges, green light, blue light and blue violet light etc..Usually
One luminous point of projection can all be carried out using it in report, teaching, guides or light is directed toward object, but it is in specific field
Institute, such as odeum, zoo etc. should not all use.It is impaired that improper use Laser pen may cause retina, or even blinds, youngster
Child should not use.The helium neon gas laser that the Laser pen of early stage is 633 nanometers using wavelength is no more than commonly used in generating energy
The laser beam of 1 milliwatt.Generally the least expensive Laser pen uses wavelength close to the red laser diode of 670/650nm.Slightly expensive then makes
With red-orange diode of 635nm, this wavelength is easier to be identified by human eye.Also there is the Laser pen of other colors, it is most common
Be wavelength be 532nm green light.Huang-orange Laser pen of recent years, 593.5nm also start to occur.Laser pen irradiates light
The apparent brightness of point not only depends on the power and surface reflectivity of laser, additionally depends on the colour vision of human eye.For example, due to human eye
The green light of 520-570nm a length of to visible spectrum medium wave is most sensitive, declines to redder or more blue wavelength sensitivity, so phase
Seem brighter than other colors with green light under power.
Carry out one luminous point of projection usually using laser pen or a light is directed toward object, extensive utilization in life is existing
Laser pen is protected to laser pen, protective value is poor, radium-shine by the way that rubber sleeve is arranged in the outer surface of laser pen
Pen, which is fallen, to be easily damaged.
Summary of the invention
In view of the deficiencies of the prior art, it the present invention provides a kind of laser pen with shatter-resistant function, solves existing
Laser pen is mostly by the way that rubber sleeve is arranged in the outer surface of laser pen, and protective value is poor, the problem of being easily damaged.
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of with the radium-shine of shatter-resistant function
Pen, including laser pen ontology are fixedly connected with a tail, the bottom end screw thread of the laser pen ontology at the top of the laser pen ontology
It is connected with nib, the two sides of the laser pen body outer surface are fixedly connected to rotation seat, the surface of two rotation seats
It is rotatably connected to rotating bar, the outer surface of two rotating bars is arranged with cloth, and the side of the rotating bar is fixed to be connected
It is connected to mounting base, the surface pivots of the mounting base are connected with connecting rod, and the two sides of the laser pen body outer surface open up
Fluted, the inner surface of two grooves slidably connects sliding block, and the surface of the sliding block and one end of connecting rod rotate
Connection, the side of the rotating bar are fixedly connected with adjustable spring, and the fixed company of the inner surface of one end of adjustable spring and groove
It connects, the first magnetite is fixedly connected with below the rotating bar side, the groove inner surface is fixedly connected with below side
Second magnetite.
Preferably, the two sides of the laser pen body outer surface are fixedly connected to first shell, the first shell
Side is fixedly connected with supporting plate, and there are two supporting plate settings, is fixedly connected with slide bar between two supporting plates.
Preferably, the inner surface of the first shell slidably connects second shell, and the side of the second shell is fixed
It is connected with fixing seat, and there are two fixing seat settings, the surface of two fixing seats is rotatably connected to brace.
Preferably, the two sides up and down on the slide bar surface slidably connect slide plate, the surface of two slide plates with
One end rotation connection of two braces, the surface of the slide bar are arranged with reset spring, and one end of reset spring and slide plate
Side is fixedly connected.
Preferably, the side of the brace is fixedly connected with damping spring, and one end of damping spring and second shell
Surface is fixedly connected, and the side of the second shell is fixedly connected with rubber slab, and there are two rubber slab settings.
Preferably, the surface of the laser pen ontology is fixedly connected with hanging buckle, the surface of the laser pen ontology and is located at
Laser button is fixedly connected with immediately below hanging buckle.
Beneficial effect
The present invention provides a kind of laser pens with shatter-resistant function.Have compared with prior art it is following the utility model has the advantages that
(1), the laser pen with shatter-resistant function, it is radium-shine by being fixedly connected with a tail at the top of laser pen ontology
The bottom end of ontology is threaded with nib, and the two sides of laser pen body outer surface are fixedly connected to rotation seat, two rotations
The surface of seat is rotatably connected to rotating bar, and the outer surface of two rotating bars is arranged with cloth, and the side of rotating bar is fixed to be connected
Be connected to mounting base, the surface pivots of mounting base are connected with connecting rod, the two sides of laser pen body outer surface open up it is fluted, two
The inner surface of a groove slidably connects sliding block, and the surface of sliding block and one end of connecting rod are rotatablely connected, the side of rotating bar
It is fixedly connected with adjustable spring, and one end of adjustable spring is fixedly connected with the inner surface of groove, the lower section of rotating bar side is solid
Surely it is connected with the first magnetite, groove inner surface is fixedly connected with the second magnetite below side, passes through the cooperation of above structure, benefit
The elastic force that adjustable spring is overcome with the suction of the first magnetite and the second magnetite, when laser pen is longitudinally fallen, windage can make to rotate
Bar rotation, and then connecting rod is rotated, then the inner surface with movable slider in groove slides, it is made to overcome the first magnetite and second
The suction of magnetite, and under the elastic force of adjustable spring and windage, cloth is opened, laser pen is effectively alleviated and longitudinally falls
Bearing down, play a very good protection to the nib of laser pen, increase the shatter-resistant function of laser pen.
(2), laser pen with shatter-resistant function, by being fixedly connected in the two sides of laser pen body outer surface
One shell, the side of first shell are fixedly connected with supporting plate, and there are two supporting plate settings, are fixedly connected with cunning between two supporting plates
Bar, the inner surface of first shell slidably connect second shell, and the side of second shell is fixedly connected with fixing seat, and fixing seat
There are two settings, and the surface of two fixing seats is rotatably connected to brace, and the two sides up and down on slide bar surface slidably connect cunning
Plate, the surface of two slide plates are rotatablely connected with one end of two braces, and the surface of slide bar is arranged with reset spring, and resets bullet
One end of spring is fixedly connected with the side of slide plate, and the side of brace is fixedly connected with damping spring, and one end of damping spring with
The surface of second shell is fixedly connected, and the side of second shell is fixedly connected with rubber slab, and there are two rubber slab settings, is passed through
The cooperation of above structure when laser pen two sides are under pressure, will drive second shell and move to laser pen side, and then drive oblique
Bar rotation further makes slide plate on slide bar surface to two Slideslips, while compression reseting spring, and compresses damping spring,
Effective laser pen of alleviating laterally falls on ground damage caused by face of laser pen, plays good cross-protection to laser pen and makees
With.
(3), the laser pen with shatter-resistant function, it is radium-shine by being fixedly connected with hanging buckle on the surface of laser pen ontology
The surface of ontology and it is located at immediately below hanging buckle and is fixedly connected with laser button, by the way that hanging buckle is arranged, can be convenient will be radium-shine
Suspension carries pen with oneself, convenient and practical, laser button is arranged, for opening laser pen laser.
Detailed description of the invention
Fig. 1 is external structure main view of the invention；
Fig. 2 is internal structure main view of the invention；
Fig. 3 is the partial enlarged view in Fig. 2 of the present invention at A.
In figure: 1- laser pen ontology, 2- tail, 3- nib, 4- rotation seat, 5- rotating bar, 6- mounting base, 7- connecting rod,
8- groove, 9- sliding block, 10- adjustable spring, the first magnetite of 11-, the second magnetite of 12-, 13- first shell, 14- supporting plate, 15- are sliding
Bar, 16- second shell, 17- fixing seat, 18- brace, 19- slide plate, 20- reset spring, 21- damping spring, 22- rubber slab,
23- hanging buckle, 24- laser button, 25- cloth.
Specific embodiment
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 description, 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.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of laser pen with shatter-resistant function, including it is radium-shine
Ontology 1, the surface of laser pen ontology 1 are fixedly connected with hanging buckle 23, by be arranged hanging buckle 23 can be convenient laser pen is carry-on
Suspension carry, it is convenient and practical, the surface of laser pen ontology 1 and be located at hanging buckle 23 underface be fixedly connected with laser button 24,
Setting laser button 24 is used to open laser pen laser, and the two sides of 1 outer surface of laser pen ontology are fixedly connected to first shell
13, the inner surface of first shell 13 slidably connects second shell 16, and the side of second shell 16 is fixedly connected with fixing seat 17,
And there are two the settings of fixing seat 17, the surface of two fixing seats 17 is rotatably connected to brace 18, and the side of brace 18 is fixed to be connected
It is connected to damping spring 21, damping spring 21 is flexible, can play certain buffer function, and one end of damping spring 21 and the
The surface of two shells 16 is fixedly connected, and the side of second shell 16 is fixedly connected with rubber slab 22, and rubber slab 22 is by using high score
Sub- plastic material can play preliminary buffer function to laser pen, and by the cooperation of above structure, laser pen two sides are pressed
When power, it will drive second shell 16 and moved to laser pen side, and then brace 18 is driven to rotate, further make slide plate 19 in slide bar
15 surfaces are to two Slideslips, while compression reseting spring 20, and compress damping spring 21, and effective to alleviate laser pen lateral
Damage caused by facing laser pen on ground is fallen, plays the role of good cross-protection to laser pen, and rubber slab 22 is provided with
Two, the side of first shell 13 is fixedly connected with supporting plate 14, and supporting plate 14 is used to fixed slip bar 15, and supporting plate 14 is provided with two
It is a, it is fixedly connected with slide bar 15 between two supporting plates 14, the two sides up and down on 15 surface of slide bar slidably connect slide plate 19, and two
The surface of slide plate 19 is rotatablely connected with one end of two braces 18, and the surface of slide bar 15 is arranged with reset spring 20, resets bullet
Spring 20 is flexible, and slide plate 19 can be made on 15 surface of slide bar, and sliding makes to play buffer function, and one end of reset spring 20 and cunning
The side of plate 19 is fixedly connected, and the top of laser pen ontology 1 is fixedly connected with a tail 2, and tail 2 plays decoration connection function, radium
The bottom end for penetrating an ontology 1 is threaded with nib 3, can emit laser at nib 3, the two sides of 1 outer surface of laser pen ontology are equal
It is fixedly connected with rotation seat 4, the surface of two rotation seats 4 is rotatably connected to rotating bar 5, and the outer surface of two rotating bars 5 is equal
It is arranged with cloth 25, the side of rotating bar 5 is fixedly connected with mounting base 6, and the surface pivots of mounting base 6 are connected with connecting rod 7, radium
The two sides for penetrating 1 outer surface of an ontology open up fluted 8, and the inner surface of two grooves 8 slidably connects sliding block 9, sliding block 9
One end of surface and connecting rod 7 is rotatablely connected, and the side of rotating bar 5 is fixedly connected with adjustable spring 10, and adjustable spring 10
One end is fixedly connected with the inner surface of groove 8, and the first magnetite 11, the first magnetite 11 are fixedly connected with below 5 side of rotating bar
It is magnetic, the second magnetite 12 is fixedly connected with below 8 inner surface side of groove, the second magnetite 12 is magnetic, and passes through above-mentioned knot
The cooperation of structure overcomes the elastic force of adjustable spring 10 using the suction of the first magnetite 11 and the second magnetite 12, longitudinally falls in laser pen
When falling, windage can be such that rotating bar 5 rotates, and then rotate connecting rod 7, and then the inner surface with movable slider 9 in groove 8 slides,
So that it is overcome the suction of the first magnetite 11 and the second magnetite 12, and under the elastic force of adjustable spring 10 and windage, makes cloth 25
It opens, effectively alleviates the bearing down that laser pen longitudinally falls, play a very good protection to the nib 3 of laser pen, increase
The shatter-resistant function of laser pen is added.
In conclusion by being fixedly connected to rotation seat 4, two rotation seats 4 in the two sides of 1 outer surface of laser pen ontology
Surface be rotatably connected to rotating bar 5, the outer surface of two rotating bars 5 is arranged with cloth 25, and the side of rotating bar 5 is fixed
It is connected with mounting base 6, the surface pivots of mounting base 6 are connected with connecting rod 7, and the two sides of 1 outer surface of laser pen ontology offer
Groove 8, the inner surface of two grooves 8 slidably connect sliding block 9, and the surface of sliding block 9 and one end of connecting rod 7 are rotatablely connected,
The side of rotating bar 5 is fixedly connected with adjustable spring 10, and one end of adjustable spring 10 is fixedly connected with the inner surface of groove 8,
The first magnetite 11 is fixedly connected with below 5 side of rotating bar, groove is fixedly connected with the second magnetite below 8 inner surface side
12, by the cooperation of above structure, the elastic force of adjustable spring 10 is overcome using the suction of the first magnetite 11 and the second magnetite 12,
When laser pen is longitudinally fallen, windage can be such that rotating bar 5 rotates, and then rotate connecting rod 7, then with movable slider 9 in groove 8
Inner surface sliding, makes it overcome the suction of the first magnetite 11 and the second magnetite 12, and in the elastic force and windage of adjustable spring 10
Under, cloth is opened, the bearing down that laser pen longitudinally falls effectively is alleviated, good guarantor is played to the nib 3 of laser pen
Shield effect, increases the shatter-resistant function of laser pen.
When work, when laser pen is longitudinally fallen, windage can be such that rotating bar 5 rotates, and then drive connecting rod 7 in mounting base
6 surface pivots are further driven to sliding block 9 and slide in the inner surface of groove 8, it is made to overcome the first magnetite 11 and the second magnetite 12
Suction open cloth 25 and under the elastic force of adjustable spring 10 and windage, effectively alleviate laser pen and longitudinally fall
Bearing down, play a very good protection to the nib of laser pen, when laser pen is laterally fallen, rubber slab 22 connects with ground
First step buffer function is played in touching, and then second shell 16 is driven to move to laser pen side, is further driven to brace 18 solid
Then the surface pivots of reservation 17 make slide plate 19 on 15 surface of slide bar to two Slideslips, while compression reseting spring 20, and make
Damping spring 21 compresses, and effective laser pen of alleviating laterally falls on ground damage caused by face of laser pen, plays to laser pen
Good cross-protection effect.
It should be noted that, in this document, 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 including 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
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. the top of a kind of laser pen with shatter-resistant function, including laser pen ontology (1), the laser pen ontology (1) is fixed
It is connected with a tail (2), the bottom end of the laser pen ontology (1) is threaded with written (3), it is characterised in that: the laser pen
The two sides of ontology (1) outer surface are fixedly connected to rotation seat (4), and the surface of two rotation seats (4) is rotatably connected to
The outer surface of rotating bar (5), two rotating bars (5) is arranged with cloth (25), and the side of the rotating bar (5) is fixed to be connected
It is connected to mounting base (6), the surface pivots of the mounting base (6) are connected with connecting rod (7), laser pen ontology (1) outer surface
Two sides open up fluted (8), the inner surface of two grooves (8) slidably connects sliding block (9), the sliding block (9)
Surface and the one end of connecting rod (7) be rotatablely connected, the side of the rotating bar (5) is fixedly connected with adjustable spring (10), and
One end of adjustable spring (10) is fixedly connected with the inner surface of groove (8), is fixedly connected with below rotating bar (5) side
First magnetite (11) is fixedly connected with the second magnetite (12) below groove (8) the inner surface side.
2. a kind of laser pen with shatter-resistant function according to claim 1, it is characterised in that: the laser pen ontology
(1) two sides of outer surface are fixedly connected to first shell (13), and the side of the first shell (13) is fixedly connected with supporting plate
(14), and there are two supporting plate (14) settings, slide bar (15) are fixedly connected between two supporting plates (14).
3. a kind of laser pen with shatter-resistant function according to claim 2, it is characterised in that: the first shell (13)
Inner surface slidably connect second shell (16), the side of the second shell (16) is fixedly connected with fixing seat (17), and
There are two fixing seat (17) settings, and the surface of two fixing seats (17) is rotatably connected to brace (18).
4. a kind of laser pen with shatter-resistant function according to claim 3, it is characterised in that: slide bar (15) surface
Two sides up and down slidably connect slide plate (19), the surface of two slide plates (19) with one end of two braces (18) turn
Dynamic connection, the surface of the slide bar (15) are arranged with reset spring (20), and one end of reset spring (20) and slide plate (19)
Side is fixedly connected.
5. a kind of laser pen with shatter-resistant function according to claim 3, it is characterised in that: the one of the brace (18)
Side is fixedly connected with damping spring (21), and one end of damping spring (21) is fixedly connected with the surface of second shell (16), institute
The side for stating second shell (16) is fixedly connected with rubber slab (22), and there are two rubber slab (22) settings.
6. a kind of laser pen with shatter-resistant function according to claim 1, it is characterised in that: the laser pen ontology
(1) surface is fixedly connected with hanging buckle (23), the surface of the laser pen ontology (1) and be located at hanging buckle (23) underface fix
It is connected with laser button (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811586232.4A CN109637275A (en) | 2018-12-24 | 2018-12-24 | Laser pen with anti-falling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811586232.4A CN109637275A (en) | 2018-12-24 | 2018-12-24 | Laser pen with anti-falling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109637275A true CN109637275A (en) | 2019-04-16 |
Family
ID=66077019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811586232.4A Pending CN109637275A (en) | 2018-12-24 | 2018-12-24 | Laser pen with anti-falling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109637275A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193148A (en) * | 2019-05-28 | 2019-09-03 | 淮兰芷 | A kind of high building life saving device for earthquake |
| CN112810779A (en) * | 2021-01-06 | 2021-05-18 | 吴跃 | Intelligent rescue rope of thing networking |
| CN113325445A (en) * | 2021-06-15 | 2021-08-31 | 中国电建集团贵州电力设计研究院有限公司 | GNSS testing device and method for surveying |
| CN117146150A (en) * | 2023-11-01 | 2023-12-01 | 南通迪欧安普光电科技有限公司 | Civil engineering detects with preventing falling spirit level |
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| CN2471550Y (en) * | 2001-01-18 | 2002-01-16 | 王斌 | Shockproof laser-pen |
| JP2012223964A (en) * | 2011-04-19 | 2012-11-15 | Pilot Corporation | Rotational delivery type multi-core writing utensil |
| CN203449797U (en) * | 2013-08-27 | 2014-02-26 | 西北工业大学 | Triple-protection drop-resistant pen |
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| CN207588852U (en) * | 2017-12-29 | 2018-07-06 | 杭州源素信息技术有限公司 | It is a kind of that there is the communication interphone of shatter-resistant |
| CN108282595A (en) * | 2018-03-08 | 2018-07-13 | 南京晓庄学院 | A kind of real-time Transmission device that can identify text character |
| CN108334795A (en) * | 2018-05-11 | 2018-07-27 | 清远益启机器人技术有限公司 | A kind of smart machine shatter-resistant protection shell |
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| CN2471550Y (en) * | 2001-01-18 | 2002-01-16 | 王斌 | Shockproof laser-pen |
| JP2012223964A (en) * | 2011-04-19 | 2012-11-15 | Pilot Corporation | Rotational delivery type multi-core writing utensil |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193148A (en) * | 2019-05-28 | 2019-09-03 | 淮兰芷 | A kind of high building life saving device for earthquake |
| CN112810779A (en) * | 2021-01-06 | 2021-05-18 | 吴跃 | Intelligent rescue rope of thing networking |
| CN113325445A (en) * | 2021-06-15 | 2021-08-31 | 中国电建集团贵州电力设计研究院有限公司 | GNSS testing device and method for surveying |
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Application publication date: 20190416 |