CN106226938B - The shockproof high temperature-proof device and method of target devices, backlight module, display device - Google Patents
The shockproof high temperature-proof device and method of target devices, backlight module, display device Download PDFInfo
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- CN106226938B CN106226938B CN201610641157.1A CN201610641157A CN106226938B CN 106226938 B CN106226938 B CN 106226938B CN 201610641157 A CN201610641157 A CN 201610641157A CN 106226938 B CN106226938 B CN 106226938B
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- telescoping mechanism
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Planar Illumination Modules (AREA)
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Abstract
The present invention provides a kind of shockproof high temperature-proof device and method of target devices, backlight module, display device.The shockproof high temperature-proof device of target devices, include: telescoping mechanism: one end is fixed on the fixing piece on a target devices periphery, for filling the gap between target devices and the fixing piece on target devices periphery in the expanded state, the gap between target devices and the fixing piece on periphery is reserved in a contracted state；Telescoping mechanism control module: for control telescoping mechanism stretching, extension in the first state, the gap between target devices and the fixing piece on target devices periphery is filled, support target device prevents target devices from shaking；And shunk for control telescoping mechanism in the second condition, reserve the gap between target devices and the fixing piece on periphery.The present invention being capable of shockproof or high temperature-proof.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of shockproof high temperature-proof device and methods of target devices, backlight
Mould group, display device.
Background technique
With high-tech development, display technology has thoroughly come into people's lives, and society shows while progress
Show that wider development space is also being pursued in field.In face of diversified living environment, the survival ability of display device is gradually
The sight of people is entered into, for example adverse circumstances (high/low temperature, high humidity, high speed etc.) are influenced caused by display device.
In existing liquid crystal module, because considering the problems of light guide plate expanded by heating, when organizing die-filling group, light guide plate and glue
Certain gap is reserved between frame.But the presence in the gap is easy to cause light guide plate during assembling, transport and high temperature test
With the dislocation of lamp bar, the problems such as causing scuffing or the backboard brightness disproportionation one of remaining membrane material.
Summary of the invention
In view of this, the present invention provides a kind of shockproof high temperature-proof device and method of target devices, backlight module, display dress
It sets, it being capable of shockproof or high temperature-proof.
Based on the shockproof high temperature-proof device of above-mentioned purpose target devices provided by the invention characterized by comprising
Telescoping mechanism: one end is fixed on the fixing piece on a target devices periphery, for filling target in the expanded state
Gap between device and the fixing piece on target devices periphery, reserve in a contracted state target devices and periphery fixing piece it
Between gap；
Telescoping mechanism control module: for control telescoping mechanism stretching, extension in the first state, target devices and target are filled
Gap between the fixing piece of device periphery, support target device, prevents target devices from shaking；And for controlling in the second condition
Telescoping mechanism processed is shunk, and reserves the gap between target devices and the fixing piece on periphery.
Optionally, described device further include:
Shock detection module: being more than setting first for detecting the vibration degree of the target devices, and in vibration degree
The telescoping mechanism control module is triggered when threshold value is in first state.
Optionally, described device further include:
Temperature detecting module: it is touched for detecting the temperature of the target devices, and when temperature is more than setting second threshold
Sending out telescoping mechanism control module described is in the second state.
Optionally, described device further include:
Shock detection module: being more than setting first for detecting the vibration degree of the target devices, and in vibration degree
Threshold value and temperature trigger the telescoping mechanism control module when being higher than setting second threshold and are in the second state.
Optionally, the telescoping mechanism is made of electrostriction material；
The telescoping mechanism control module specifically includes:
Power supply unit, for providing the electric current of first direction to the telescoping mechanism in the first state, so that described stretch
The stretching, extension of contracting mechanism；And for providing the electric current of second direction to the telescoping mechanism in the second condition, so that the telescopic machine
Structure is shunk.
Optionally, the telescoping mechanism is made of magnetostriction materials；
The telescoping mechanism control module specifically includes:
Field generating unit: for providing the magnetic field of first direction to the telescoping mechanism in the first state, so that institute
State telescoping mechanism stretching, extension；And for providing the magnetic field of second direction to the telescoping mechanism in the second condition, so that described stretch
Contracting mechanism is shunk.
Meanwhile the present invention also provides a kind of backlight module, including light guide plate, backboard and glue frame, the backboard and glue frame group
The accommodation space for accommodating the light guide plate at one, the backlight module further includes mesh provided by any one embodiment of the present invention
The shockproof high temperature-proof device of device is marked, the telescoping mechanism is set to the gap between the light guide plate at least side and the backboard
Place.
Optionally, the telescoping mechanism is set to side and the back of the light guide plate in addition to the side of corresponding lamp bar
Gap between plate.
Meanwhile the present invention also provides a kind of display devices, including backlight mould provided by any one embodiment of the present invention
Group.
Further, the present invention also provides a kind of shockproof high temperature-proof methods of target devices, comprising:
Telescoping mechanism stretching, extension is controlled in the first state, so that telescoping mechanism filling target devices and target devices periphery
Fixing piece between gap, support target device prevents target devices from shaking；
The telescoping mechanism is controlled in the second condition to shrink, and reserves the gap between target devices and periphery fixing piece.
Optionally, the first state is that the vibration degree of target devices is higher than setting first threshold and temperature is lower than setting
The state of second threshold；Second state is that the temperature of target devices is higher than the state of second threshold.
Optionally, the telescoping mechanism is made of electrostriction material,
Described the step of controlling telescoping mechanism stretching, extension in the first state, specifically includes:
The electric current of first direction is provided to the telescoping mechanism in the first state, so that the telescoping mechanism stretches；
Described the step of controlling telescoping mechanism contraction in the second condition, specifically includes:
The electric current of second direction is provided to the telescoping mechanism in the second condition, so that the telescoping mechanism is shunk.
Optionally, the telescoping mechanism is made of magnetostriction materials,
Described the step of controlling telescoping mechanism stretching, extension in the first state, specifically includes:
The magnetic field of first direction is provided to the telescoping mechanism in the first state, so that the telescoping mechanism stretches；
Described the step of controlling telescoping mechanism contraction in the second condition, specifically includes:
The magnetic field of second direction is provided to the telescoping mechanism in the second condition, so that the telescoping mechanism is shunk.
From the above it can be seen that the shockproof high temperature-proof device of target devices provided by the invention, it can be in first state
Lower realization shockproof function realizes that high temperature-proof function also can so that the device can either realize shockproof purpose in the second condition
It realizes high temperature-proof purpose, when this shockproof high temperature-proof device is applied to the equipment assembling of certain special screnes, is able to extend and sets
Standby service life.
Detailed description of the invention
Figure 1A is that shockproof high temperature-proof device provided by the embodiment of the present invention is applied to telescoping mechanism contraction when backlight module
Schematic diagram；
Figure 1B is that shockproof high temperature-proof device provided by the embodiment of the present invention is applied to telescoping mechanism stretching, extension when backlight module
Schematic diagram；
Fig. 2 is schematic diagram when shockproof high temperature-proof device provided by the embodiment of the present invention is applied to display device；
Fig. 3 is telescoping mechanism and the telescoping mechanism control module portion of shockproof high temperature-proof device provided by the embodiment of the present invention
Separation structure schematic diagram；
Fig. 4 is telescoping mechanism and the telescoping mechanism control of shockproof high temperature-proof device provided by another embodiment of the present invention
Module section structural schematic diagram.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
Present invention firstly provides a kind of shockproof high temperature-proof devices of target devices, as shown in Figure 1, comprising:
Telescoping mechanism 101: one end is fixed on the fixing piece 103 on 102 periphery of a target devices, in the expanded state
The gap between target devices 102 and the fixing piece 103 on 102 periphery of target devices is filled, reserves object machine in a contracted state
Gap between part 102 and the fixing piece on periphery 103；
Telescoping mechanism control module: for control telescoping mechanism stretching, extension in the first state, target devices and target are filled
Gap between the fixing piece of device periphery, support target device, prevents target devices from shaking；And for controlling in the second condition
Telescoping mechanism processed is shunk, and is reserved the gap between target devices and the fixing piece on periphery, is reserved needed for target devices expanded by heating
The gap wanted, and target devices are radiated by the gap.
In the specific embodiment of the invention, the telescoping mechanism is the telescoping mechanism controlled by mechanical driven mode, example
Such as, the mechanical-stretching mechanism driven by micromotor.In the first state, mechanical telescopic machine is driven by micromotor
The moving member being arranged in structure, so that the telescoping mechanism stretches.In the second condition, it is driven by micromotor described flexible
Mechanism, so that the telescoping mechanism is shunk.
Electroluminescent/magnetostriction materials are a kind of new materials to grow up in recent years, electrostriction material be electric field,
Deformation occurs under the action of voltage or electric current generates stretching motion, to realize a kind of material that electric energy-mechanic can be converted；Mangneto
Telescopic material is a kind of material that telescopic deformation is generated under magnetic fields.It is widely used in telescoping components at present.
According to the above-mentioned characteristic of electroluminescent/magnetostriction materials, in other specific embodiments of the invention, telescoping mechanism can be with
It is made of electroluminescent or magnetostriction materials.For example, the telescoping mechanism is made of electrostrictive material, in the first state,
Telescoping mechanism control module stretches the telescoping mechanism by applying voltage or input current；In the second condition, it stretches
Mechanism controls module shrinks the telescoping mechanism by stopping applying voltage or stopping input current.For another example, described flexible
Mechanism is made of electrostrictive material, in the first state, without applying voltage or electric current on telescoping mechanism, is in stretch-like
State；In the second condition, telescoping mechanism control module shrinks the telescoping mechanism by applying voltage or input current.Again
Such as, the telescoping mechanism is made of mangneto deformable material, and telescoping mechanism control module controls the telescoping mechanism by magnetic field
It is flexible.
From the above it can be seen that the shockproof high temperature-proof device of target devices provided by the invention, it can be in first state
Lower realization shockproof function realizes that high temperature-proof function also can so that the device can either realize shockproof purpose in the second condition
It realizes high temperature-proof purpose, when this shockproof high temperature-proof device is applied to the equipment assembling of certain special screnes, is able to extend and sets
Standby service life.For example, because considering the problems of light guide plate expanded by heating, when organizing die-filling group, being led in existing liquid crystal module
Certain gap is reserved between tabula rasa and glue frame.But the presence in the gap is easy to cause in assembling, transport and high temperature test process
The dislocation of middle light guide plate and lamp bar, the problems such as causing scuffing or the backboard brightness disproportionation one of light guide plate and membrane material.Work as the present invention
When provided shockproof high temperature-proof device is used for mobile unit, A, Figure 1B and Fig. 2, the target devices 102 are leaded light referring to Fig.1
Plate, backboard 105 and glue frame in backlight module etc. are the fixing piece 103 around light guide plate, are prevented provided by the embodiment of the present invention
Shake high temperature-proof device can be realized the controllable purpose in gap between light guide plate and glue frame, prevent the vehicle being easily damaged under vibration environment
Carry equipment damage；Shockproof high temperature-proof device provided by the present invention can also be used to the products such as computer, prevent these products from transporting
It is defeated or use and damage under vibration environment.
In some embodiment of the invention, described device further include:
Shock detection module: being more than setting first for detecting the vibration degree of the target devices, and in vibration degree
The telescoping mechanism control module is triggered when threshold value is in first state.
In a kind of specific embodiment of the present invention, the shock detection module is used for when the degree of vibration is lower than third threshold value
It triggers the telescoping mechanism control module and is in the second state.
In some embodiment of the invention, described device further include:
Temperature detecting module: it is touched for detecting the temperature of the target devices, and when temperature is more than setting second threshold
Sending out telescoping mechanism control module described is in the second state.
In the specific embodiment of the invention, the temperature detecting module includes temperature sensor.
Under normal circumstances, when the equipment where target devices is electrically-actuated device, be powered will lead to the mesh for a long time
Mark device heating, in this case, target devices may expanded by heating, meanwhile, to target devices carry out heat dissipation be also very
Important.Therefore, the telescoping mechanism is controlled as contraction state when the temperature of target devices is more than the second threshold of setting,
Space required for target devices thermally expand is reserved, but also the target devices can radiate.
In the specific embodiment of the invention, the temperature of the target devices includes the temperature and object machine of target devices itself
Environment temperature around part.
In some embodiment of the invention, described device further include:
Shock detection module: being more than setting first for detecting the vibration degree of the target devices, and in vibration degree
Threshold value and temperature trigger the telescoping mechanism control module when being higher than setting second threshold and are in the second state.
In the specific embodiment of the invention, the shock detection module includes shock sensor.
In most cases, when the equipment where the target devices is electrically-actuated device, it is appropriate to carry out to equipment
The importance of heat dissipation is often higher than shockproof importance, therefore, in some embodiment of the invention, is lower than and if only if temperature and sets
When fixed second threshold, the telescoping mechanism control module is at first state.In other embodiment of the present invention,
When temperature is greater than or equal to the second threshold, the telescoping mechanism can control to be in the shape of part stretching, extension or portion retracts
State reserves expansion space to the target devices because of thermal expansion, meanwhile, the space increased around target devices is conducive to radiate, from
And certain antihunt action can either be played the role of, it can also play certain high temperature-proof.
In some embodiment of the invention, the telescoping mechanism is made of electrostriction material；
The telescoping mechanism control module specifically includes:
Power supply unit, for providing the electric current of first direction to the telescoping mechanism in the first state, so that described stretch
The stretching, extension of contracting mechanism；And for providing the electric current of second direction to the telescoping mechanism in the second condition, so that the telescopic machine
Structure is shunk.
By using special material, can be controlled by retracted position of the electric current to the telescoping mechanism；Some
In specific embodiment, it can also pass through the telescopic level of telescoping mechanism described in current control.
As shown in figure 3, the telescoping mechanism is electrostriction material production in an embodiment of the present invention.The confession
Electric unit includes the electrode 301 for being set to 300 both ends of telescoping mechanism, the first power vd D1, second source VDD2；Wherein, it shakes
Detection module 302 is connect with the first power vd D1, and temperature detecting module 303 is connect with second source VDD2.When no external condition
When, circuit is in an off state；When the external world occurs vibration and shakes degree more than setting first threshold, shock detection module is triggered
302 are connected circuit, and forward current flows through telescoping mechanism 300, it is made to extend fixed target devices；The ring locating for the target devices
When border temperature or the temperature of target devices itself are higher than setting second threshold, temperature detecting module 303 is triggered, negative current flows through
Telescoping mechanism 300 makes its contraction, thermally expands shelf space for target devices.When extraneous high temperature simultaneously, vibration, shock detection mould
Block 302 and temperature detecting module 303 trigger simultaneously, control V2 point potential by resistance and are higher than V1 point, so that negative current flows through
Telescoping mechanism 300, telescoping mechanism 300 are punctured into target devices shelf space, i.e. 303 rank of temperature detecting module is preferential.It is described
Power supply unit further includes necessary protective resistance R1, R2 etc., R1, R2 ground connection.
In some embodiment of the invention, the telescoping mechanism is made of magnetostriction materials；
The telescoping mechanism control module specifically includes:
Field generating unit: for providing the magnetic field of first direction to the telescoping mechanism in the first state, so that institute
State telescoping mechanism stretching, extension；And for providing the magnetic field of second direction to the telescoping mechanism in the second condition, so that described stretch
Contracting mechanism is shunk.
As shown in figure 4, in a specific embodiment, field generating unit includes being set to 400 both ends of telescoping mechanism
Electrode 401, and the coil 402 connecting with electrode 401, coil 402 are wound in 400 outside of telescoping mechanism.By to electricity
Pole 401 applies voltage and the coil 402 is made to generate magnetic field, so that it is flexible to control telescoping mechanism 400.The field generating unit
It further include the power supply being connect with shock detection module and temperature detecting module, control principle is stretched with made of electrostriction material
Contracting mechanism is similar.
In a kind of specific embodiment of the present invention, referring to Fig. 2, shockproof high temperature-proof device is applied to display backplane 105
In structure, trigger module 104 is collectively constituted by shock sensor and temperature sensor, controls the stretching, extension and receipts of telescoping mechanism 101
Contracting, so as to efficiently control light guide plate (i.e. target devices 102) and film layer and backboard 105 in back panel of liquid crystal display structure
Between gap, the controllability in gap be conducive to light guide plate fixation and expansion room it is reserved.Provided by the embodiment of the present invention
Shockproof high temperature-proof device can for the thermal expansion of light guide plate, there are certain spaces when needed；Fixing for light guide plate can be avoided
Transport the displacement and scuffing of light guide plate, film layer caused by test, vibration test etc. etc.；The vehicle of high-speed motion can be improved in the device
Carry the stability of display and the display in other unstable environment.
In the specific embodiment of the invention, the field generating unit includes that can generate magnetic field in the case of necessary
Mechanism, such as the coil for generating magnetic field.
When shockproof high temperature-proof device provided by the invention is applied to backlight module, A, Figure 1B, be may be selected in mesh referring to Fig.1
It marks device 102 (i.e. the light guide plate of backlight module) three side edges and telescoping mechanism 101 is set, if 106 side of lamp bar needs
It can construct.Telescoping mechanism 101 and the relatively fixed setting of backboard 103, quantity is arranged in the telescoping mechanism 101 of every side can be according to reality
Demand determines.
When telescoping mechanism 101 is shunk, as shown in Figure 1A, between being formed centainly between telescoping mechanism 101 and target devices 102
Gap avoids deformation caused by 102 expanded by heating of target devices, and reserves gap and help to radiate；
As shown in Figure 1B, telescoping mechanism 101 extend when, contacted with target devices 102, reach fixed target devices 102 from
And target devices 102 are prevented because of the purpose that vibration is damaged.
The embodiment of the present invention can be applied in display, and display is avoided to be mounted under the vibration environments such as vehicle by excess
Vibration and generate damage, in the original back board structure of display, light guide plate surrounding adds electrostriction or magnetostriction material
Telescoping mechanism made of expecting, and internal circuit is triggered by shock sensor and temperature sensor unit co- controlling, specifically, can
Reach fixed back to control the stretching, extension and contraction of telescoping mechanism by the priority level that trigger circuit controls temperature sensor
Light guide plate in plate reserves light guide plate and purpose of the glue frame gap to radiate.The above back board structure can both can solve display
The problems such as device diaphragm dislocation caused by the tests such as transport, vibration scratches, light leakage, also can be for because guide-lighting caused by the environment such as high temperature
Plate thermally expands slot milling, while radiating rate can be improved in the space reserved.It can also guarantee that shockproof function will not influence simultaneously
The heat dissipation effect of display.
Meanwhile the present invention also provides a kind of backlight module, including light guide plate, backboard and glue frame, the backboard and glue frame group
The accommodation space for accommodating the light guide plate at one, which is characterized in that the backlight module further includes that any one of the present invention is implemented
The shockproof high temperature-proof device of target devices provided by example, the telescoping mechanism are set to the light guide plate at least side and the back
Gap between plate.
In some embodiment of the invention, the telescoping mechanism is set to the light guide plate in addition to the side of corresponding lamp bar
Side and the backboard between gap.
Meanwhile the present invention provides a kind of display device, including backlight module provided by any one embodiment of the present invention.
Referring still to Fig. 2, in a specific embodiment, the display device includes backlight module part and is set to backlight module and goes out
The display panel 107 of smooth surface.Wherein backlight module part includes telescoping mechanism 101, light guide plate 102, glue frame 103, vibration and temperature
Spend detection module 104, backboard 105, lamp bar 106；Wherein, light guide plate 102 is set to appearance defined by backboard 105 and glue frame 103
It receives in space, in other three sides of the light guide plate 102 in addition to crossing lamp bar 106 and the gap between glue frame 103, is provided with
Glue is fixed in telescoping mechanism 101 and the vibration connecting with telescoping mechanism 101 and temperature detecting module 104,101 one end of telescoping mechanism
On frame 103, the other end is scalable.Vibration and temperature detecting module 104 are the integrated of shock detection module and temperature detecting module
Body can be fixedly installed on backboard 105.Display panel 107 and backlight module part are connected by frame 108.It removed in Fig. 2 and showed
The part shown, display device further include telescoping mechanism control module: for control telescoping mechanism stretching, extension in the first state, being filled out
The gap between target devices and the fixing piece on target devices periphery is filled, support target device prevents target devices from shaking；It is used in combination
It is shunk in control telescoping mechanism in the second condition, reserves the gap between target devices and the fixing piece on periphery, reserve target
Gap required for device expanded by heating, and target devices are radiated by the gap.When vibration and temperature detection
When module 104 detects that vibration degree is more than the first threshold of setting, triggering telescoping mechanism control module is in first state；When
Vibration and temperature detecting module 104 detect that triggering telescoping mechanism control module is in the when temperature is more than the second threshold of setting
Two-state.When vibration and temperature detecting module 104 detect that vibration degree is more than the first threshold of setting and temperature is more than setting
Second threshold when, make the telescoping mechanism control module be in first state or the second shape according to preset priority
State.
Further, the present invention also provides a kind of shockproof high temperature-proof methods of target devices, comprising:
Telescoping mechanism stretching, extension is controlled in the first state, so that telescoping mechanism filling target devices and target devices periphery
Fixing piece between gap, support target device prevents target devices from shaking；
The telescoping mechanism is controlled in the second condition to shrink, and reserves the gap between target devices and periphery fixing piece,
Target devices are radiated by the gap.
In some embodiment of the invention, the first state is that the vibration degree of target devices is higher than setting first threshold
And temperature is lower than the state of setting second threshold；Second state is that the temperature of target devices is higher than the state of second threshold.
In some embodiment of the invention, the telescoping mechanism is made of electrostriction material,
Described the step of controlling telescoping mechanism stretching, extension in the first state, specifically includes:
The electric current of first direction is provided to the telescoping mechanism in the first state, so that the telescoping mechanism stretches；
Described the step of controlling telescoping mechanism contraction in the second condition, specifically includes:
The electric current of second direction is provided to the telescoping mechanism in the second condition, so that the telescoping mechanism is shunk.
In some embodiment of the invention, the telescoping mechanism is made of magnetostriction materials,
Described the step of controlling telescoping mechanism stretching, extension in the first state, specifically includes:
The magnetic field of first direction is provided to the telescoping mechanism in the first state, so that the telescoping mechanism stretches；
Described the step of controlling telescoping mechanism contraction in the second condition, specifically includes:
The magnetic field of second direction is provided to the telescoping mechanism in the second condition, so that the telescoping mechanism is shunk.
From the above it can be seen that the shockproof high temperature-proof device of target devices provided by the invention, it can be in first state
Lower realization shockproof function realizes that high temperature-proof function also can so that the device can either realize shockproof purpose in the second condition
It realizes high temperature-proof purpose, when this shockproof high temperature-proof device is applied to the equipment assembling of certain special screnes, is able to extend and sets
Standby service life.
It should be appreciated that multiple embodiments described in this specification are merely to illustrate and explain the present invention, it is not used to limit
The fixed present invention.And in the absence of conflict, the features in the embodiments and the embodiments of the present application can be combined with each other.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (11)
1. a kind of shockproof high temperature-proof device of target devices characterized by comprising
Telescoping mechanism: one end is fixed on the fixing piece on a target devices periphery, for filling target devices in the expanded state
Gap between the fixing piece on target devices periphery is reserved in a contracted state between target devices and the fixing piece on periphery
Gap；
Telescoping mechanism control module: for control telescoping mechanism stretching, extension in the first state, target devices and target devices are filled
Gap between the fixing piece on periphery, support target device, prevents target devices from shaking；And it is stretched for control in the second condition
Contracting mechanism is shunk, and reserves the gap between target devices and the fixing piece on periphery；
Further include: shock detection module and temperature detecting module, in which:
Shock detection module: being more than setting first threshold for detecting the vibration degree of the target devices, and in vibration degree
When trigger the telescoping mechanism control module and be in first state；
Temperature detecting module: institute is triggered for detecting the temperature of the target devices, and when temperature is more than setting second threshold
It states telescoping mechanism control module and is in the second state.
2. shockproof high temperature-proof device according to claim 1, which is characterized in that the shock detection module: be also used to examine
The vibration degree of the target devices is surveyed, and when the degree of vibration is more than setting first threshold and temperature is higher than setting second threshold
It triggers the telescoping mechanism control module and is in the second state.
3. shockproof high temperature-proof device according to claim 1, which is characterized in that the telescoping mechanism is electrostriction material
It is made；
The telescoping mechanism control module specifically includes:
Power supply unit, for providing the electric current of first direction to the telescoping mechanism in the first state, so that the telescopic machine
Structure stretching, extension；And for providing the electric current of second direction to the telescoping mechanism in the second condition, so that the telescoping mechanism is received
Contracting.
4. shockproof high temperature-proof device according to claim 1, which is characterized in that the telescoping mechanism is magnetostriction materials
It is made；
The telescoping mechanism control module specifically includes:
Field generating unit: for providing the magnetic field of first direction to the telescoping mechanism in the first state, so that described stretch
The stretching, extension of contracting mechanism；And for providing the magnetic field of second direction to the telescoping mechanism in the second condition, so that the telescopic machine
Structure is shunk.
5. a kind of backlight module, including light guide plate, backboard and glue frame, the backboard and glue frame composition one accommodate the light guide plate
Accommodation space, which is characterized in that the backlight module further includes that the target devices as described in any one of claim 1-4 are anti-
High temperature-proof device is shaken, the telescoping mechanism is set to the gap between the light guide plate at least side and the backboard.
6. backlight module according to claim 5, which is characterized in that the telescoping mechanism be set to the light guide plate except pair
Answer the gap between the side and the backboard except the side of lamp bar.
7. a kind of display device, which is characterized in that including backlight module described in claim 5 or 6.
8. a kind of shockproof high temperature-proof method of target devices, which is characterized in that it is shockproof to be applied to target devices described in claim 1
In high temperature-proof device；The described method includes:
Telescoping mechanism stretching, extension is controlled in the first state, so that telescoping mechanism fills consolidating for target devices and target devices periphery
Determine the gap between part, support target device prevents target devices from shaking；
The telescoping mechanism is controlled in the second condition to shrink, and reserves the gap between target devices and periphery fixing piece.
9. according to the method described in claim 8, it is characterized in that, the vibration degree that the first state is target devices is higher than
It sets first threshold and temperature is lower than the state for setting second threshold；Second state is that the temperature of target devices is higher than second
The state of threshold value.
10. according to the method described in claim 8, it is characterized in that, the telescoping mechanism is made of electrostriction material,
Described the step of controlling telescoping mechanism stretching, extension in the first state, specifically includes:
The electric current of first direction is provided to the telescoping mechanism in the first state, so that the telescoping mechanism stretches；
Described the step of controlling telescoping mechanism contraction in the second condition, specifically includes:
The electric current of second direction is provided to the telescoping mechanism in the second condition, so that the telescoping mechanism is shunk.
11. according to the method described in claim 8, it is characterized in that, the telescoping mechanism is made of magnetostriction materials,
Described the step of controlling telescoping mechanism stretching, extension in the first state, specifically includes:
The magnetic field of first direction is provided to the telescoping mechanism in the first state, so that the telescoping mechanism stretches；
Described the step of controlling telescoping mechanism contraction in the second condition, specifically includes:
The magnetic field of second direction is provided to the telescoping mechanism in the second condition, so that the telescoping mechanism is shunk.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610641157.1A CN106226938B (en) | 2016-08-05 | 2016-08-05 | The shockproof high temperature-proof device and method of target devices, backlight module, display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610641157.1A CN106226938B (en) | 2016-08-05 | 2016-08-05 | The shockproof high temperature-proof device and method of target devices, backlight module, display device |
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| Publication Number | Publication Date |
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| CN106226938A CN106226938A (en) | 2016-12-14 |
| CN106226938B true CN106226938B (en) | 2019-09-17 |
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| CN1580834A (en) * | 2003-08-08 | 2005-02-16 | 奥林巴斯株式会社 | Element with variable optical properties |
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| CN101603668A (en) * | 2008-06-13 | 2009-12-16 | 索尼株式会社 | Optical package body and manufacture method thereof, backlight and LCD |
| CN102494273A (en) * | 2011-11-29 | 2012-06-13 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN203037958U (en) * | 2013-01-28 | 2013-07-03 | 京东方科技集团股份有限公司 | Adjustment frame, backlight module and display device |
| CN204737220U (en) * | 2015-06-09 | 2015-11-04 | 张习梅 | Glass panels packing box with self -adaptation size function |
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| CN1580834A (en) * | 2003-08-08 | 2005-02-16 | 奥林巴斯株式会社 | Element with variable optical properties |
| KR20080072994A (en) * | 2007-02-05 | 2008-08-08 | 엘지디스플레이 주식회사 | Liquid crystal display device module |
| CN101603668A (en) * | 2008-06-13 | 2009-12-16 | 索尼株式会社 | Optical package body and manufacture method thereof, backlight and LCD |
| CN102494273A (en) * | 2011-11-29 | 2012-06-13 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
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| CN106226938A (en) | 2016-12-14 |
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