CN110243566A - Guard assembly, drop test device and mobile phone drop test device - Google Patents
Guard assembly, drop test device and mobile phone drop test device Download PDFInfo
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- CN110243566A CN110243566A CN201910620955.XA CN201910620955A CN110243566A CN 110243566 A CN110243566 A CN 110243566A CN 201910620955 A CN201910620955 A CN 201910620955A CN 110243566 A CN110243566 A CN 110243566A
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- test device
- shielding part
- drop test
- working condition
- taking mouth
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
This application discloses a kind of for the guard assembly of drop test device, drop test device and mobile phone drop test device, guard assembly includes: shielding part, it is installed on the bracket of test device, shielding part has the first working condition and the second working condition, and shielding part covers the taking mouth of test device when being configured at the first working condition, makes taking mouth open when in the second working condition；And detecting means, it is configured to sense when shielding part is in the first working condition and generates blanket.Above structure can be good at reducing in test product drop performance, and operator's limbs accidentally protrude into the risk injured by a crashing object in bracket.And, the guard assembly of the application additionally provides the whether covered signaling interface of taking mouth of test device, drop test device can whether by receiving blanket to understand taking mouth covered, controls test device preferably accordingly the course of work of its own and obtaining this state.
Description
Technical field
This application involves the technical field of impact testing apparatus more particularly to a kind of protection groups for drop test device
Part, drop test device and mobile phone drop test device.
Background technique
Drop test device is a kind of experimental facilities that the drop performance for treating test article is tested.To anti-drop
After the sample formation for the product that can be required, can drop test be carried out to it, be to understand the whole anti-dropping capability of product
It is no to meet sets requirement.
Drop test device generally comprises bracket, falls platform, loading component and driving assembly.Trial product to be measured is determined
Position is on loading component.Product fall to fall platform during, fast speed when loading component falls has certain
Risk.
In order to reduce the risk of drop test device, it is erected with baffle on the bracket of drop test device, is made to be tested
Product is tested in the space of relative closure.But it is taken in and out product for convenience, drop test device, which is provided with, to be taken
Object mouth.Therefore passes through taking mouth there are still operator's limbs and accidentally protrude into the risk injured by a crashing object in bracket.
Apply for content
The application provides a kind of for the guard assembly of drop test device, drop test device and mobile phone drop test dress
It sets, can be improved the security performance of drop test device.
According to the one aspect of the application, a kind of guard assembly for drop test device, drop test dress are provided
It sets with taking mouth, guard assembly includes:
Shielding part is installed on the bracket of test device, and shielding part has the first working condition and the second working condition, and
Shielding part covers taking mouth when being configured at the first working condition, makes taking mouth open when in the second working condition；With
Detecting means for sensing the working condition of shielding part, and are configured to sense shielding part and are in the first working condition
When generate blanket.
According to some embodiments, detecting means include pressure sensor, and pressure sensor is configured to the production when being squeezed
Raw blanket；
Squeeze pressure sensor when shielding part is configured at the first working condition.
According to some embodiments, shielding part includes:
Rolling piece is installed on bracket；With
Covering members, including free end and fixing end, fixing end are connect with rolling piece, and covering members are configured at shielding part
Taking mouth is covered when the first working condition, rolling piece is wound in when shielding part is in the second working condition, so that taking object
Mouth is open；
Wherein, rolling piece is configured to generate the elastic force for making covering members be wound in rolling piece.
According to some embodiments, detecting means include pressure sensor, and pressure sensor is configured to the production when being squeezed
Raw blanket；
Rolling piece and detecting means are arranged in the opposite both sides of taking mouth respectively；
The free end of covering members is connected with clamp hook piece, and clamp hook piece is used for the hook when covering members are in the first operating position
Detecting means are hung on, the elastic force that rolling piece gives covering members is transferred to pressure sensor.
According to some embodiments, rolling piece is arranged in above taking mouth；
Detecting means are installed on bracket, and are arranged in the lower section of taking mouth.
According to some embodiments, covering members are transparent.
The application second aspect additionally provides a kind of drop test device, the guard assembly including weighing any of the above-described.
According to some embodiments, drop test device further include:
Loading component, article to be tested are positioned at loading component；
Driving assembly is configured to driving loading component and rises or fall；With
Controller, for controlling the driving condition of driving assembly, blanket is transmitted to controller；
Wherein, controller is configured to that driving assembly is made to be in the state that can not start when not receiving blanket.
According to some embodiments, drop test device further include:
Alarm, for alarming, alarm and controller are electrically connected, and are controlled by controller；
Wherein, detecting means, which are configured to sense when shielding part is not in the first working condition, generates clearing signal, controller
It is configured to control alarm when driving device is in starting state if receiving clearing signal and alarm.
The application third aspect additionally provides a kind of mobile phone drop test device, comprising:
The guard assembly of any of the above-described.
The application provides a kind of guard assembly for drop test device, which includes shielding part and sensing
Portion.Shielding part can cover the taking mouth of bracket in the first operative state, make the taking mouth of bracket in a second operative state
It is open.When needing taking and putting measured trial product, shielding part can be made to be in the second working condition.It is needing to fall product
When test, shielding part is made to be in the first working condition.It can be good at reducing the operator in test product drop performance in this way
Member's limbs accidentally protrude into the risk injured by a crashing object in bracket.
Also, the application is additionally provided with detecting means, and detecting means can sense the working condition of shielding part, covers when sensing
Portion generates blanket when being in the first working condition.That is the guard assembly of the application provide test device taking mouth whether
Covered signaling interface, drop test device can whether by receiving blanket to understand taking mouth covered, makes to survey
Trial assembly is set preferably can control the course of work of its own and obtaining this state accordingly.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application or in the related technology, below will be to embodiment or phase
Attached drawing needed in technical description is closed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those skilled in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the stereoscopic schematic diagram according to drop test device in the related technology；
Fig. 2 is the schematic cross-sectional view of drop test device shown in FIG. 1；
Fig. 3 is the partial enlargement diagram of Fig. 2；
Fig. 4 is the stereoscopic schematic diagram according to the falling tester for being equipped with guard assembly in the application one embodiment；
Fig. 5 is the partial schematic diagram according to the falling tester for being equipped with guard assembly in the application one embodiment,
Wherein, the covering members in the diagram are in the first working condition；
Fig. 6 is the partial enlargement diagram of Fig. 5；
Fig. 7 is the partial schematic diagram according to the falling tester for being equipped with guard assembly in the application one embodiment,
Wherein, the covering members in the diagram are in the second working condition.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, and
It is not used in restriction the application.
As shown in Figure 1 to Figure 3, drop test device 100 include bracket 110, fall platform 150, loading component 140 and
Driving assembly 130.Baffle 111 is erected with outside bracket 110.It is equal to fall platform 150, loading component 140 and driving assembly 130
It is arranged in the space of the enclosing of baffle 111.In order to be put into or take out article to be tested, bracket 110 has taking mouth 112.Due to
Falling tester is generally operated by the tester of profession, therefore there is no too high security risks for the presence of taking mouth 112.
So not set any seal member at the taking mouth 112 of falling tester.And since loading component 140 is in bracket 110
Movement travel is longer, fast speed limbs easily occurs if the personnel safety consciousness of operation drop test device 100 is not high
The danger injured by a crashing object in bracket 110 by loading component 140 is accidentally protruded by taking mouth 112.
As shown in Figures 4 to 6, a kind of guard assembly for drop test device 100, the component are present embodiments provided
For being installed on drop test device 100, to reduce security risk present in drop test device 100.
Guard assembly includes shielding part 160 and detecting means 170.Shielding part 160 is installed on the branch of drop test device 100
Frame 110, and shielding part 160 has the first working condition and the second working condition.Shielding part 160 is configured at the first work
The taking mouth 112 that drop test device 100 is covered when state makes taking mouth 112 open when in the second working condition.Work as operation
When personnel need to be put into test device or take out article, shielding part 160 can be made to be in the second working condition, allow taking mouth
112 open.When operator needs shielding part 160 can be made to be in when treating test product progress anti-dropping capability test
First working condition covers taking mouth 112, prevents operator's limbs from accidentally protruding into test device.
The present embodiment considers drop test device 100 and may be operated by layman, therefore there is operation
The limbs of personnel accidentally protrude into the risk of taking mouth 112.So being provided with shielding part 160, shielding part 160 is in drop test device
100 cover its taking mouth 112 when being tested.
Meanwhile be arranged shielding part 160 can also prevent trial product to be measured fall to fall on platform 150 after when popping up
Pop-up taking mouth 112 simultaneously falls into ground.When trial product to be measured falls into ground and forms secondary fall, falls parameter and become
Change, so that the test result for treating the anti-dropping capability of test product impacts.Therefore it can be effectively provided with shielding part 160
The taking mouth 112 for preventing trial product pop-up drop test device 100 to be measured, improves the measuring accuracy of trial product to be measured.
Guard assembly further includes detecting means 170, and detecting means 170 are configured to sense shielding part 160 in the first work shape
Blanket is generated when state.I.e. detecting means 170 can identify in the form of data whether shielding part 160 has covered drop test dress
100 taking mouth 112 is set, and there is the data-interface for transmitting above-mentioned blanket.Drop test device 100 can pass through acquisition
Above-mentioned blanket and whether understand taking mouth 112 covered, so as to according to this signal to its subsequent course of work
It is controlled, further improves the security performance of drop test device 100.
For example, drop test device 100 can be according to whether receive blanket to determine whether carrying out drop test.
When receiving blanket, drop test device 100 starts driving assembly 130 just to drive loading component 140 to move.When
When not receiving blanket, drop test device 100, which can be set into, fail to open driving assembly 130, and then prevents
The case where taking mouth 112 is not turned off and carries out drop test generation.Certainly, drop test device 100 can also be covered receiving
The logic control of other forms is carried out after signal, to enhance its security performance.
It is understood that all status informations that can perceive shielding part 160, and work as and sense at shielding part 160
The detecting means 170 that blanket is generated when the first working condition can be known as the detecting means 170 in the present embodiment.Sensing
The specific sensing modality in portion 170 is here with no restrictions.Detecting means 170 can obtain shielding part 160 by sensing pressure information
State, can obtain the state of shielding part 160 by sensing infrared ray information, can be obtained by sensing voltage information
The state of shielding part 160, the state that shielding part 160 can also be obtained by sensing current information.
In order to reduce production cost, can make detecting means 170 includes pressure sensor, and pressure sensor is being squeezed
When generate blanket.Squeeze pressure sensor when shielding part 160 is configured at the first working condition.Specifically, Ke Yi
One extrusion parts is set on shielding part 160, and when shielding part 160 is in the first working condition, above-mentioned extrusion parts and pressure are passed
Sensor generates lesser location conflicts, to make extrusion parts squeeze pressure sensor, pressure sensor is then given birth to after being squeezed
The blanket of the first working condition is at shielding part 160.
Detecting means 170 can be arranged in arbitrarily the position that can be realized its sensing process.When detecting means 170 are passed including pressure
When sensor, pressure sensor be can be set on the bracket 110 of drop test device 100, be produced between shielding part 160 with facilitating
Raw pressure.Pressure sensor can not also be contacted with drop test device 100, be arranged in below drop test device 100
At ground.The vibration that drop test device 100 can in this way generated when working will not be transferred to pressure sensor, extend pressure
The service life of force snesor, and also improve the sensing accuracy of pressure sensor.
Shielding part 160 can be one piece of plate-like piece hinged with the bracket 110 of drop test device 100, and by around hinge
Spindle rotates and switches its working condition.Specifically, an edge of shielding part 160 and the upper end of taking mouth 112 can be allowed hinged,
And its articulated shaft lateral arrangement.So that shielding part 160 plate-like under normality covers taking mouth 112 because of gravity, i.e., under normality
Shielding part 160 is in the first working condition.When shielding part 160 is dug upward, shielding part 160 is switched to by the first working condition
Second working condition.
As shown in figure 5, shielding part 160 can also include rolling piece 163 and covering members 161.Rolling piece 163 is installed on branch
Frame 110.Covering members 161 include fixing end and free end, and the fixing end of covering members 161 is connect with rolling piece 163.Covering members
161 are fabricated from a flexible material, and have the first operating position and the second operating position.Covering members 161 are configured at first
Taking mouth 112 is covered when operating position, rolling piece 163 is wound in when in the second operating position, so that taking mouth 112 is opened
It puts.That is the first operating position of covering members 161 corresponds to the first working condition of shielding part 160, the second operating position corresponds to screening
Second working condition of cover 160.Particularly, rolling piece 163, which is configured to generate, makes covering members 161 be wound in rolling piece 163
Elastic force.I.e. when covering members 161 are not by other external forces, the elastic force that rolling piece 163 generates is wound in covering members 161
Thereon.The structure of shielding part 160 is similar to rolling screen door, and covering members 161 are similar to the door body of rolling screen door, and rolling piece 163 is similar to
The spring support 110 of rolling screen door being located above.
It, can be in the separate rolling piece 163 of covering members 161 in order to be able to maintain covering members 161 in the first operating position
One end connect clamp hook piece 162.When covering members 161 are in the first operating position, clamp hook piece 162 is allowed to be hooked on test device
On bracket 110.
As shown in figure 5, above-mentioned clamp hook piece 162 can also be by being hooked on when detecting means 170 include pressure sensor
To make covering members 161 be maintained at the first operating position on pressure sensor.Also, clamp hook piece 162 is hooked on pressure sensor
When upper, since rolling piece 163 has pulling force to covering members 161, this pulling force is transformed into clamp hook piece 162 to the pressure of pressure sensor
Power, pressure then just make pressure sensor generate blanket.
Rolling piece 163 and detecting means 170 can be respectively arranged in the opposite both sides of taking mouth 112.For example, rolling piece
163 can be arranged in the top of taking mouth 112, and detecting means 170 are arranged in the lower section of taking mouth 112；Or rolling piece 163 can also
To be arranged in the left side (using the orientation of the taking mouth 112 of face drop test device 100 as reference) of taking mouth 112, sensing
Portion 170 is arranged in the right edge (a side opposite with left side) of taking mouth 112.Particularly, when pressure sensor is arranged
When the ground of 100 lower section of drop test device, the clamp hook piece 162 of covering members 161 also extends to pressure sensor downward
At position, and it is hooked on pressure sensor.
As shown in figure 5, the hook when shielding part 160 is in the first working condition, on the covering members 161 of shielding part 160
Part 162 is hooked on the pressure sensor of detecting means 170.Since rolling piece 163 has pulling force to shielding part 160, this pulling force turns
Become clamp hook piece 162 for the pressure of pressure sensor, so that pressure sensor generates blanket.As shown in fig. 7, working as
When shielding part 160 is in the second working condition, covering members 161 are wound on rolling piece 163, and drop test device 100 takes object
Mouth 112 is open, and the pressure on pressure sensor disappears, therefore pressure sensor stops generating pressure signal.
In order to which the work in bracket 110 can be clearly observed in operator when covering members 161 being made to cover taking mouth 112
Situation, covering members 161 can be transparent.I.e. covering members 161 are made of transparent flexible material.It should be noted that as behaviour
When the working condition in bracket 110 can be observed through covering members 161 by making personnel, i.e., it is believed that covering members 161 are transparence.
There is no imply covering members 161 in completely limpid and colourless pellucidity for " transparence " word.
The present embodiment additionally provides a kind of drop test device 100, which can be to arbitrarily falling
The product of test carries out drop test.The drop test device 100 further includes the guard assembly in any of the above-described embodiment, this is anti-
Protecting assembly is set at the taking mouth 112 of falling tester, to reduce security risk present in taking mouth 112.
Above-mentioned drop test device 100 is specifically as follows mobile phone drop test device, for convenience, below to fall
Falling test device 100 is that mobile phone falling device is illustrated.The drop test device 100 is for carrying out mobile phone to fall survey
Examination comprising the guard assembly in any of the above-described embodiment.Specifically, which further includes loading component
140, driving assembly 130 and controller 120.
Mobile phone to be tested is positioned at loading component 140.Specifically, as shown, loading component 140 may include sucker
141, mobile phone is drawn on sucker 141.When needing to discharge mobile phone, the suction of sucker 141 can be cancelled, to make mobile phone certainly
By falling.
Driving assembly 130 is configured to driving loading component 140 and rises or fall, and may include driving cylinder, drives gas
Cylinder is connect with loading component 140, and generating expanding-contracting action by driving cylinder makes loading component 140 generate up and down motion movement.
Driving assembly 130 can also include screw slider mechanism, and sliding block couples with threads of lead screw.Lead screw is arranged vertically, when lead screw rotates
Make the up and down motion for generating sliding block.And sliding block can be connect with loading component 140, therefore when lead screw rotation, sliding block generates fortune up and down
It is dynamic.Certainly, driving assembly 130 can also include leather belt driving mechanism or other mechanisms that can drive loading component 140.
Controller 120 is used to control the driving condition of driving assembly 130, i.e. whether driving assembly 130 drives loading component
140, the process of loading component 140 how is driven to be controlled by controller 120.Wherein, the detecting means 170 of guard assembly generate
Blanket be transmitted to controller 120, controller 120 is carried out according to blanket come the driving condition to driving assembly 130
Control.Specifically, controller 120 is configured to that driving assembly 130 is made to be in the state that can not start when not receiving blanket.
When controller 120 is to receive blanket, show that taking mouth 112 is open, so when starting driving assembly 130 there are safety winds
Danger, controller 120, which controls driving assembly 130 and is at the state that can not start, to be meaned in user not by taking mouth 112
When closing, mobile phone drop test device can not work.Controller 120 can be good at keeping away when being run by above-mentioned control logic
Exempt from safety accident occur.
In 100 operational process of drop test device, if operator accidentally opens covering members 161, open taking mouth 112
When putting, since clamp hook piece 162 and pressure sensor are detached from, the pressure on clamp hook piece 162 is cancelled, therefore detecting means 170 also stop producing
Raw blanket.Controller 120 does not receive blanket at this time, and driving assembly 130 can be immediately controlled, and being at can not
Continue the state of driving, to prevent from subsequent safety accident occur.
In order to further warn operator, mobile phone drop test device can also include alarm (not shown).
Alarm is for alarming.It can specifically carry out light warning or audio alert.Alarm and controller 120 are electrically connected, and
It is controlled by controller 120.Wherein, detecting means 170 are configured to sense production when shielding part 160 is not in the first working condition
Raw clearing signal.Controller 120 is configured to when driving device is in starting state, if controller 120 receives clearing signal
Control alarm is alarmed.During i.e. driving device is carrying out drive actions, if discovery shielding part 160 is detached from first
Working condition at this point, detecting means 170 stop generating blanket, and starts to generate clearing signal.Controller 120 receives out
After discharge signal, then controls alarm and alarm, to be warned to operator.
The same or similar label correspond to the same or similar components in the attached drawing of the present embodiment；In the description of the present application
In, it is to be understood that if there is the orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right" for based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of description the application and simplifies description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore describe the use of positional relationship in attached drawing
Language only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term is understood as the case may be.
The foregoing is merely the preferred embodiments of the application, not to limit the application, all essences in the application
Made any modifications, equivalent replacements, and improvements etc., should be included within the scope of protection of this application within mind and principle.
Claims (10)
1. a kind of guard assembly for drop test device, the drop test device has taking mouth, which is characterized in that institute
Stating guard assembly includes:
Shielding part, is installed on the bracket of the test device, and the shielding part has the first working condition and the second work shape
State, and when shielding part is configured at first working condition, covers the taking mouth, in the second work shape
Make the taking mouth open when state；With
Detecting means for sensing the working condition of the shielding part, and are configured to sense the shielding part in described first
Blanket is generated when working condition.
2. guard assembly as described in claim 1, which is characterized in that
The detecting means include pressure sensor, and the pressure sensor is configured to generate the covering letter when being squeezed
Number；
The shielding part squeezes the pressure sensor when being configured at first working condition.
3. guard assembly as described in claim 1, which is characterized in that the shielding part includes:
Rolling piece is installed on the bracket；With
Covering members, including free end and fixing end, the fixing end are connect with the rolling piece, and the covering members are configured to
The shielding part covers the taking mouth when being in first working condition, is in the second work shape in the shielding part
The rolling piece is wound in when state, so that the taking mouth is open；
Wherein, the rolling piece is configured to generate the elastic force for making the covering members be wound in the rolling piece.
4. guard assembly as claimed in claim 3, which is characterized in that
The detecting means include pressure sensor, and the pressure sensor is configured to generate the covering letter when being squeezed
Number；
The rolling piece and the detecting means are arranged in the opposite both sides of the taking mouth respectively；
The free end of the covering members is connected with clamp hook piece, and the clamp hook piece is used to be in described first in the shielding part
It is hooked in the pressure sensor when working condition, the elastic force that the rolling piece gives the covering members is transformed into
To the pressure of the pressure sensor.
5. guard assembly as claimed in claim 4, which is characterized in that
The rolling piece is arranged in above the taking mouth；
The detecting means are installed on the bracket, and are arranged in the lower section of the taking mouth.
6. guard assembly as claimed in claim 3, which is characterized in that
The covering members are transparent.
7. a kind of drop test device, which is characterized in that
Including guard assembly described in any one of claims 1-6.
8. drop test device as claimed in claim 7, which is characterized in that further include:
Loading component, article to be tested are positioned at the loading component；
Driving assembly is configured to that the loading component is driven to rise or fall；With
Controller, for controlling the driving condition of the driving component, the blanket is transmitted to the controller；
Wherein, the controller is configured to that the driving component is made to be in the shape that can not start when not receiving the blanket
State.
9. drop test device as claimed in claim 8, which is characterized in that further include:
Alarm, for alarming, the alarm and the controller are electrically connected, and are controlled by the controller；
Wherein, the detecting means, which are configured to sense when the shielding part is not in first working condition, generates open letter
Number, the controller is configured to when the driving device is in starting state, if receiving the clearing signal described in control
Alarm is alarmed.
10. a kind of mobile phone drop test device characterized by comprising
Guard assembly described in any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910620955.XA CN110243566B (en) | 2019-07-10 | 2019-07-10 | Protection component, drop test device and mobile phone drop test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910620955.XA CN110243566B (en) | 2019-07-10 | 2019-07-10 | Protection component, drop test device and mobile phone drop test device |
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| Publication Number | Publication Date |
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| CN110243566A true CN110243566A (en) | 2019-09-17 |
| CN110243566B CN110243566B (en) | 2021-05-18 |
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| CN206920110U (en) * | 2017-06-22 | 2018-01-23 | 东莞市华通仪器设备有限公司 | A kind of Novel safety helmet shock machine |
| CN107589705A (en) * | 2017-10-30 | 2018-01-16 | 广东科德智能装备有限公司 | A kind of fully automatic stereo-parking garage |
| CN207472530U (en) * | 2017-11-01 | 2018-06-08 | 江苏天隆富信息技术有限公司 | A kind of drop test device for handset touch panel |
| CN208206433U (en) * | 2018-05-21 | 2018-12-07 | 贵州中鼎宏信息科技有限公司 | A kind of safety product safety coefficient detection device |
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