CN111717546A - Internet of things handheld metering terminal equipment - Google Patents
Internet of things handheld metering terminal equipment Download PDFInfo
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- CN111717546A CN111717546A CN202010535692.5A CN202010535692A CN111717546A CN 111717546 A CN111717546 A CN 111717546A CN 202010535692 A CN202010535692 A CN 202010535692A CN 111717546 A CN111717546 A CN 111717546A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
- B65D85/38—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for delicate optical, measuring, calculating or control apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/03—Wrappers or envelopes with shock-absorbing properties, e.g. bubble films
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
The invention discloses handheld metering terminal equipment of an Internet of things, and relates to the technical field of ultrasonic metering equipment. The invention can effectively enhance the use comfort of the equipment, can effectively enhance the stability of the first flexible ball and the second flexible ball, can effectively reduce the stress of the equipment after multiple elastic buffering treatments, can effectively enhance the protection effect on the equipment, avoids the equipment from being damaged when falling, can elastically buffer and support the outside of the third flexible ball, can further enhance the flexible buffering performance on the third flexible ball, and has better stability of the third flexible ball.
Description
Technical Field
The invention relates to the technical field of ultrasonic metering equipment, in particular to handheld metering terminal equipment of the Internet of things.
Background
Ultrasonic flow meters are meters that measure flow by detecting the effect of fluid flow on an ultrasonic beam (or pulse). The ultrasonic flow meter is classified into a propagation velocity difference method (direct time difference method, phase difference method, and frequency difference method), a beam shift method, a doppler method, a cross correlation method, a spatial filter method, a noise method, and the like, according to the principle of detecting a signal. Plug-in ultrasonic flowmeter: the ceramic sensor is adopted, a special drilling device is used for non-stop installation, the single channel measurement is generally adopted, and three channels can be selected for improving the measurement accuracy. The internet of things is a network which enables all common objects capable of performing independent functions to realize interconnection and intercommunication based on information bearing bodies such as the internet and a traditional telecommunication network. The application fields of the method mainly comprise transportation and logistics, industrial manufacturing, health care, intelligent environment and the like. Thing networking hand-held type ultrasonic flowmeter: the magnetic sensor has the advantages of small volume, light weight, built-in rechargeable lithium battery, handheld use and matching with the magnetic sensor.
But current thing networking hand-held type measurement terminal equipment, outside is the plastic casing mostly, and easy impaired when equipment drops, and equipment comfort level is not good.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide an internet of things handheld metering terminal device, and the problems to be solved by the present invention are: how to improve the intensity of equipment, avoid equipment impaired when dropping, improve equipment use comfort.
In order to achieve the purpose, the invention provides the following technical scheme: the handheld metering terminal device of the Internet of things comprises a metering terminal body, wherein the metering terminal body comprises a handheld shell and a display screen shell, a first flexible sleeve is sleeved on the outer wall side of the handheld shell, a second flexible sleeve is sleeved on the outer wall side of the display screen shell, a first flexible ball is symmetrically arranged at one end, away from the second flexible sleeve, of the two sides of the outer wall of the first flexible sleeve, a second flexible ball is symmetrically arranged at the other end of the outer wall of the first flexible sleeve, the first flexible sleeve is fixedly connected with the second flexible sleeve through the second flexible ball, a third flexible ball is symmetrically arranged at one end, away from the first flexible sleeve, of the two sides of the outer wall of the second flexible sleeve, the first flexible ball, the second flexible ball and the third flexible ball are identical in structure and size, the first flexible ball comprises an outer protective layer and an inner protective layer, a plurality of first supporting balls are arranged between the inner wall of the outer protective layer and the outer wall of the inner protective layer, the utility model discloses a flexible ball bearing, including interior sheath inner wall, first support ball, second support ball, first flexible cover outer wall in first flexible ball with be equipped with flexible antislip strip between the flexible ball of second, second flexible cover outer wall in third flexible ball one side is equipped with the fourth support ball, the inside fifth cavity that is equipped with of fourth support ball.
In a preferred embodiment, the surface of the hand-held housing is provided with a plurality of keys.
In a preferred embodiment, a display screen is arranged on the surface of the display screen shell, and a plurality of connectors are arranged on one side, away from the handheld shell, of the outer wall of the display screen shell.
In a preferred embodiment, the first support ball has an outer diameter smaller than an outer diameter of the third support ball, which is smaller than an outer diameter of the second support ball.
In a preferred embodiment, the first flexible ball has an outer diameter greater than the thickness of the metering terminal body.
In a preferred embodiment, the thickness of the first cavity is equal to one-half of the wall thickness of the inner sheath, the inner diameter of the second cavity is equal to one-half of the outer diameter of the first support ball, the inner diameter of the third cavity is less than one-half of the outer diameter of the second support ball, and the inner diameter of the fourth cavity is greater than one-half of the outer diameter of the third support ball.
In a preferred embodiment, the fifth cavity has an inner diameter equal to one-half of the outer diameter of the fourth support ball.
In a preferred embodiment, the fourth support ball is disposed between the second compliant ball and the third compliant ball.
In a preferred embodiment, the outer diameter of the fourth support ball is smaller than the outer diameter of the third flexible ball.
The invention has the technical effects and advantages that:
1. according to the invention, by arranging the first flexible sleeve, the second flexible sleeve, the first flexible ball, the second flexible ball, the third flexible ball, the outer protective layer, the inner protective layer, the first supporting ball, the first cavity, the second supporting ball, the third supporting ball, the second cavity, the third cavity, the fourth cavity, the hemispherical block and the flexible anti-slip strip, the use comfort of equipment can be effectively enhanced, the stability of the first flexible ball and the second flexible ball can be effectively enhanced, the stress of the equipment can be effectively reduced after multiple elastic buffering treatment, the protection effect on the equipment can be effectively enhanced, and the equipment is prevented from being damaged when falling;
2. according to the invention, by arranging the fourth supporting ball and the fifth cavity, the elastic buffering support can be carried out on the outer part of the third flexible ball, the elastic deformation capability of the fourth supporting ball can be effectively enhanced, the flexible buffering performance of the third flexible ball can be further enhanced, and the stability of the third flexible ball is better.
Drawings
Fig. 1 is a top view of the present invention as a whole.
Fig. 2 is a side view of the present invention as a whole.
Fig. 3 is a top sectional view of the entirety of the drawing of the present invention.
Fig. 4 is an enlarged view of the invention at a in fig. 3.
The reference signs are: 1 measurement terminal body, 2 handheld shells, 3 display screen shells, 4 first flexible cover, 5 second flexible cover, 6 first flexible balls, 7 second flexible balls, 8 third flexible balls, 9 outer jacket, 10 inner jacket, 11 first support balls, 12 first cavities, 13 second support balls, 14 third support balls, 15 second cavities, 16 third cavities, 17 fourth cavities, 18 hemisphere-shaped blocks, 19 flexible antislip strips, 20 fourth support balls, 21 fifth cavities, 22 keys, 23 display screens, 24 connectors.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.
As shown in fig. 1-4, the internet of things handheld metering terminal device comprises a metering terminal body 1, the metering terminal body 1 comprises a handheld housing 2 and a display screen housing 3, a first flexible sleeve 4 is sleeved on the side surface of the outer wall of the handheld housing 2, a second flexible sleeve 5 is sleeved on the side surface of the outer wall of the display screen housing 3, first flexible balls 6 are symmetrically arranged at one ends of the two sides of the outer wall of the first flexible sleeve 4, which are far away from the second flexible sleeve 5, second flexible balls 7 are symmetrically arranged at the other ends of the two sides of the outer wall of the first flexible sleeve 4, the first flexible sleeve 4 is fixedly connected with the second flexible sleeve 5 through the second flexible balls 7, third flexible balls 8 are symmetrically arranged at one ends of the two sides of the outer wall of the second flexible sleeve 5, which are far away from the first flexible sleeve 4, and the structures and sizes of the first flexible balls 6, the second flexible balls 7 and the third flexible balls 8 are the same, the first flexible ball 6 comprises an outer protective layer 9 and an inner protective layer 10, a plurality of first supporting balls 11 are arranged between the inner wall of the outer protective layer 9 and the outer wall of the inner protective layer 10, a first cavity 12 is arranged on the inner wall of the inner protective layer 10, a second supporting ball 13 is arranged at the center inside the inner protective layer 10, a plurality of third supporting balls 14 are arranged between the inner wall of the inner protective layer 10 and the second supporting ball 13, a second cavity 15 is arranged inside the first supporting ball 11, a third cavity 16 is arranged inside the second supporting ball 13, a fourth cavity 17 is arranged inside the third supporting ball 14, a plurality of hemispherical blocks 18 are arranged inside the fourth cavity 17, and a flexible anti-skid strip 19 is arranged on the outer wall of the first flexible sleeve 4 between the first flexible ball 6 and the second flexible ball 7;
the surface of the handheld shell 2 is provided with a plurality of keys 22, and the keys 22 are used for operating the equipment conveniently;
the surface of the display screen shell 3 is provided with a display screen 23, one side of the outer wall of the display screen shell 3, which is far away from the handheld shell 2, is provided with a plurality of connectors 24, the display screen 23 is used for displaying metering data, and the connectors 24 are used for connecting an ultrasonic measuring probe;
the outer diameter of the first supporting ball 11 is smaller than that of the third supporting ball 14, and the outer diameter of the third supporting ball 14 is smaller than that of the second supporting ball 13, so that the stress is more uniform in the process of transferring from inside to outside, and the service life is longer;
the outer diameter of the first flexible ball 6 is larger than the thickness of the metering terminal body 1, so that the protection effect on the metering terminal body 1 is ensured;
the thickness of the first cavity 12 is equal to one half of the wall thickness of the inner sheath 10, the inner diameter of the second cavity 15 is equal to one half of the outer diameter of the first supporting ball 11, the inner diameter of the third cavity 16 is smaller than one half of the outer diameter of the second supporting ball 13, and the inner diameter of the fourth cavity 17 is larger than one half of the outer diameter of the third supporting ball 14, so that the elastic buffering effect can be ensured, and the supporting strength can be enhanced.
The implementation mode is specifically as follows: when the flexible terminal protection device is used, the first flexible sleeve 4, the second flexible sleeve 5, the first flexible ball 6, the second flexible ball 7, the third flexible ball 8, the outer protective layer 9, the inner protective layer 10, the first supporting ball 11, the first cavity 12, the second supporting ball 13, the third supporting ball 14, the second cavity 15, the third cavity 16, the fourth cavity 17, the hemispherical block 18 and the flexible anti-slip strip 19 are arranged on the outer portion of the handheld shell 2, the second flexible sleeve 5 protects the outer portion of the display screen shell 3, the flexible anti-slip strip 19 carries out flexible anti-slip treatment on the outer portion of the handheld shell 2, the use comfort level of the device can be effectively enhanced, meanwhile, the flexible anti-slip strip 19 carries out elastic support on the first flexible ball 6 and the second flexible ball 7, the stability of the first flexible ball 6 and the second flexible ball 7 can be effectively enhanced, the first flexible ball 6, the second flexible ball 7 and the third flexible ball 8 respectively carry out flexible terminal protection on each edge of the metering terminal body 1, the outer protective layer 9 is flexibly protected at the outside, the inner protective layer 10 is flexibly protected at the inside, the stress of the outer protective layer 9 is transmitted to the first supporting ball 11, the first supporting ball 11 is compressed and deformed by the stress, the second cavity 15 is deformed, the elastic buffering of the stress can be realized, the stress is transmitted to the inner sheath layer 10, the first cavity 12 is deformed, the stress can be elastically buffered, the stress is continuously transmitted inwards, the stress is transmitted to the third supporting ball 14, the fourth cavity 17 is extruded and deformed to be elastically buffered, the hemispherical block 18 supports the fourth cavity 17, the elastic buffer supporting strength of the fourth cavity 17 can be effectively enhanced, the stress is transferred to the second supporting ball 13, the third cavity is extruded and deformed, elastic buffering support can be carried out again, the stress of the equipment can be effectively reduced after multiple elastic buffering treatments, the protection effect on the equipment can be effectively enhanced, and the equipment is prevented from being damaged when falling; this embodiment has specifically solved current thing networking hand-held type measurement terminal equipment among the background art, and the outside is the plastic casing mostly, and easy impaired when equipment drops, and the not good problem of equipment comfort level.
The handheld metering terminal device of the internet of things as shown in fig. 1-3 further comprises a fourth supporting ball 20 arranged on the outer wall of the second flexible sleeve 5, the fourth supporting ball 20 is arranged on one side of the third flexible ball 8, and a fifth cavity 21 is arranged inside the fourth supporting ball 20;
the inner diameter of the fifth cavity 21 is equal to one half of the outer diameter of the fourth supporting ball 20, so that the supporting strength of the fourth supporting ball 20 on the third flexible ball 8 is enhanced while the elastic buffering effect of the fourth supporting ball 20 is ensured;
the fourth supporting ball 20 is arranged between the second flexible ball 7 and the third flexible ball 8, so that when the outer wall of the third flexible ball 8 is far away from the side surface of the second flexible ball 7 or the outer wall of the third flexible ball 8 is far away from the side surface of the second flexible sleeve 5 and is stressed, the fourth supporting ball 20 carries out buffering support on the third flexible ball 8;
the outer diameter of the fourth supporting ball 20 is smaller than that of the third flexible ball 8, so that the fourth supporting ball 20 is guaranteed to support the third flexible ball 8 and simultaneously the protection effect of the third flexible ball 8 is not influenced.
The implementation mode is specifically as follows: during the use, through setting up fourth support ball 20 and fifth cavity 21, fourth support ball 20 can support the outside elasticity buffering of third flexible ball 8, and the elastic deformation ability of fourth support ball 20 can effectively be strengthened to fifth cavity 21, can further strengthen the flexible shock-absorbing capacity to third flexible ball 8, and third flexible ball 8 stability is better.
The working principle of the invention is as follows:
referring to the attached drawings 1-4 of the specification, by arranging the first flexible sleeve 4, the second flexible sleeve 5, the first flexible ball 6, the second flexible ball 7, the third flexible ball 8, the outer protective layer 9, the inner protective layer 10, the first supporting ball 11, the first cavity 12, the second supporting ball 13, the third supporting ball 14, the second cavity 15, the third cavity 16, the fourth cavity 17, the hemispherical block 18 and the flexible anti-slip strip 19, the use comfort of the equipment can be effectively enhanced, the stability of the first flexible ball 6 and the second flexible ball 7 can be effectively enhanced, the stress of the equipment can be effectively reduced after multiple elastic buffering treatment, the protection effect on the equipment can be effectively enhanced, and the equipment can be prevented from being damaged when falling;
further, referring to fig. 1-3 of the specification, by providing the fourth supporting ball 20 and the fifth cavity 21, the exterior of the third flexible ball 8 can be elastically buffered and supported, so that the elastic deformation capability of the fourth supporting ball 20 can be effectively enhanced, the flexible buffering performance of the third flexible ball 8 can be further enhanced, and the stability of the third flexible ball 8 is better.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a thing networking hand-held type measurement terminal equipment, includes measurement terminal body (1), its characterized in that: the metering terminal body (1) comprises a handheld shell (2) and a display screen shell (3), wherein a first flexible sleeve (4) is sleeved on the side face of the outer wall of the handheld shell (2), a second flexible sleeve (5) is sleeved on the side face of the outer wall of the display screen shell (3), one end of the second flexible sleeve (5) is symmetrically arranged on the two sides of the outer wall of the first flexible sleeve (4), a first flexible ball (6) is symmetrically arranged on one end of the first flexible sleeve (4), a second flexible ball (7) is symmetrically arranged on the other end of the two sides of the outer wall of the first flexible sleeve (4), the first flexible sleeve (4) is fixedly connected with the second flexible sleeve (5) through the second flexible ball (7), a third flexible ball (8) is symmetrically arranged on one end of the first flexible sleeve (4) on the two sides of the outer wall of the second flexible sleeve (5), and the first flexible ball (6), the second flexible ball (7) and the third flexible ball (8) are identical in structure and, the first flexible ball (6) comprises an outer protective layer (9) and an inner protective layer (10), a plurality of first supporting balls (11) are arranged between the inner wall of the outer protective layer (9) and the outer wall of the inner protective layer (10), a first cavity (12) is formed in the inner wall of the inner protective layer (10), a second supporting ball (13) is arranged in the center of the inner protective layer (10), a plurality of third supporting balls (14) are arranged between the inner wall of the inner protective layer (10) and the second supporting balls (13), a second cavity (15) is formed in the first supporting ball (11), a third cavity (16) is formed in the second supporting ball (13), a fourth cavity (17) is formed in the third supporting ball (14), a plurality of hemispheres (18) are arranged in the fourth cavity (17), a flexible anti-skid strip (19) is arranged on the outer wall of the first flexible sleeve (4) between the first flexible ball (6) and the second flexible ball (7), the outer wall of the second flexible sleeve (5) is provided with a fourth supporting ball (20) on one side of the third flexible ball (8), and a fifth cavity (21) is formed inside the fourth supporting ball (20).
2. The Internet of things handheld metering terminal device of claim 1, wherein: the surface of the hand-held shell (2) is provided with a plurality of keys (22).
3. The Internet of things handheld metering terminal device of claim 1, wherein: display screen shell (3) surface is equipped with display screen (23), display screen shell (3) outer wall is kept away from handheld shell (2) one side is equipped with a plurality of connector (24).
4. The Internet of things handheld metering terminal device of claim 1, wherein: the outer diameter of the first supporting ball (11) is smaller than that of the third supporting ball (14), and the outer diameter of the third supporting ball (14) is smaller than that of the second supporting ball (13).
5. The Internet of things handheld metering terminal device of claim 1, wherein: the outer diameter of the first flexible ball (6) is larger than the thickness of the metering terminal body (1).
6. The Internet of things handheld metering terminal device of claim 1, wherein: the thickness of the first cavity (12) is equal to one half of the wall thickness of the inner sheath (10), and the inner diameter of the second cavity (15) is equal to one half of the outer diameter of the first support ball (11).
7. The Internet of things handheld metering terminal device of claim 6, wherein: the inner diameter of the third cavity (16) is less than one half of the outer diameter of the second support ball (13), and the inner diameter of the fourth cavity (17) is greater than one half of the outer diameter of the third support ball (14).
8. The Internet of things handheld metering terminal device of claim 1, wherein: the inner diameter of the fifth cavity (21) is equal to one half of the outer diameter of the fourth support ball (20).
9. The Internet of things handheld metering terminal device of claim 1, wherein: the fourth support ball (20) is arranged between the second flexible ball (7) and the third flexible ball (8).
10. The Internet of things handheld metering terminal device of claim 1, wherein: the outer diameter of the fourth supporting ball (20) is smaller than the outer diameter of the third flexible ball (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535692.5A CN111717546A (en) | 2020-06-12 | 2020-06-12 | Internet of things handheld metering terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535692.5A CN111717546A (en) | 2020-06-12 | 2020-06-12 | Internet of things handheld metering terminal equipment |
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| Publication Number | Publication Date |
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| CN111717546A true CN111717546A (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010535692.5A Pending CN111717546A (en) | 2020-06-12 | 2020-06-12 | Internet of things handheld metering terminal equipment |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5002184A (en) * | 1989-06-12 | 1991-03-26 | Grid Systems Corporation | Soft case protection for a hand held computer |
| CN208188746U (en) * | 2018-05-29 | 2018-12-04 | 张飞宇 | A kind of damping shell applied to intelligent hand-held examination and repair system |
| CN208922260U (en) * | 2018-11-27 | 2019-05-31 | 湖南工业职业技术学院 | A kind of big data collector with shatter-resistant structure |
| CN209591335U (en) * | 2019-01-22 | 2019-11-05 | 施留洋 | A kind of anti-shell that collides with of suspension type display |
| CN110713106A (en) * | 2019-10-29 | 2020-01-21 | 湖南宏成金属制品有限公司 | Hoisting and transporting device |
| CN210037536U (en) * | 2019-03-27 | 2020-02-07 | 浙江孚夏医疗科技有限公司 | Handheld dust particle counter |
| CN210093438U (en) * | 2019-07-03 | 2020-02-18 | 建朗电子（深圳）有限公司 | Ultra-thin stereo set convenient to hand-carry |
-
2020
- 2020-06-12 CN CN202010535692.5A patent/CN111717546A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5002184A (en) * | 1989-06-12 | 1991-03-26 | Grid Systems Corporation | Soft case protection for a hand held computer |
| CN208188746U (en) * | 2018-05-29 | 2018-12-04 | 张飞宇 | A kind of damping shell applied to intelligent hand-held examination and repair system |
| CN208922260U (en) * | 2018-11-27 | 2019-05-31 | 湖南工业职业技术学院 | A kind of big data collector with shatter-resistant structure |
| CN209591335U (en) * | 2019-01-22 | 2019-11-05 | 施留洋 | A kind of anti-shell that collides with of suspension type display |
| CN210037536U (en) * | 2019-03-27 | 2020-02-07 | 浙江孚夏医疗科技有限公司 | Handheld dust particle counter |
| CN210093438U (en) * | 2019-07-03 | 2020-02-18 | 建朗电子（深圳）有限公司 | Ultra-thin stereo set convenient to hand-carry |
| CN110713106A (en) * | 2019-10-29 | 2020-01-21 | 湖南宏成金属制品有限公司 | Hoisting and transporting device |
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Application publication date: 20200929 |
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