CN220873003U - Protective device - Google Patents

Abstract

The utility model relates to the technical field of touch screen safety protection, and discloses a protection device which is used for protecting a touch screen. The mutual thrust of the first protective cover and the second protective cover in the protective state of the protective device promotes the first protective cover and the second protective cover to form a tight limit support, so that inclination displacement caused by false touch is reduced, the protective reliability of shielding is improved, and compared with a mode of driving a single protective cover to move in a relative or opposite way, the protective device reduces the moving stroke and shortens the shielding and avoiding time.

Description

Protective device

Technical Field

The utility model relates to the technical field of touch screen safety protection, in particular to a protection device.

Background

The industries of mechanical, electronic and lithium battery manufacturing equipment are vigorously developed, the manufacturing industry needs various equipment to produce products, the lithium battery manufacturing equipment is taken as an example, the equipment for manufacturing the battery core generally needs the working procedures of stirring, coating, rolling, slitting and die cutting, winding, preheating, hot pressing, ultrasonic welding and the like, the equipment in each working procedure is provided with a touch screen, various mechanisms are convenient to operate, the touch screen generally can be provided with a protection mechanism to protect the touch screen, personnel are prevented from damaging the touch screen, and personnel are prevented from touching the touch screen by mistake.

The patent with the bulletin number of CN211370129U discloses a protective door of a positive pressure explosion-proof cabinet touch screen, which comprises a door body, wherein a reinforcing door is bolted to the center of the front face of the door body, a touch screen body is embedded in the center of the front face of the reinforcing door, and a protective mechanism is arranged on the surface of the touch screen body. The protection machanism includes fingerprint lock, the spout, the cylinder, the link, protection casing and pulley, the bottom bolt on the positive right side of reinforcing door has the fingerprint lock, the spout has all been vertically seted up to the both sides of reinforcing the positive center department of door department, the vertical bolt in center department at the positive top of reinforcing door has the cylinder, the piston rod bolt of cylinder has the protection casing, the pulley with spout sliding connection has all been bolted all around on the protection casing back, when using, the user is if want to click the touch-sensitive screen body, then authorize the user to press the fingerprint lock surface with the finger in advance, then the control module in the fingerprint lock sends the instruction, the pulley upwards slides in the spout, then the lifting stability of reinforcing protection casing, then cylinder drives link and protection casing upwards move, until the protection casing breaks away from the touch-sensitive screen body, the user can operate the touch-sensitive screen body, same reason, the protection casing descends to reset, carry out dustproof protection to the touch-sensitive screen body when not using.

The protection mechanism drives the protection cover to move upwards or downwards only by the single-side air cylinder, complete shielding or avoidance of the touch screen body is achieved, the required time is long due to long moving stroke, and limiting supporting force is provided for the protection cover by the single-side air cylinder in a shielding state, so that the protection cover is easy to incline and shift when people touch the protection cover by mistake, and the reliability of protection is difficult to guarantee.

Disclosure of utility model

In view of the above, the present utility model provides a protection device to solve the problems that the moving stroke of the existing touch screen protection mechanism is long, resulting in long time, and when a person touches the protection cover by mistake, the protection cover is easy to incline and shift, and the reliability of protection is difficult to guarantee.

The utility model provides a protection device, which is used for protecting a touch screen and comprises a base and a protection mechanism, wherein the touch screen is arranged on the base, the protection mechanism comprises a driving component, a first protection cover and a second protection cover, the driving component is arranged on the base and connected with the first protection cover and the second protection cover, the driving component is configured to drive the first protection cover and the second protection cover to move relatively or reversely so as to enable the protection mechanism to achieve a protection state and an avoidance state, when the protection mechanism is in the protection state, the first protection cover and the second protection cover are in contact so as to shield the touch screen, and when the protection mechanism is in the avoidance state, the first protection cover and the second protection cover are separated so as to expose the touch screen.

The beneficial effects are that: the first protection casing and the second protection casing are driven to move relatively through the driving component, so that the protection mechanism is in a protection state, the first protection casing and the second protection casing are in contact, shielding protection is carried out on the touch screen, the effects of dust prevention, water prevention and false touch prevention are achieved, the first protection casing and the second protection casing are driven to move back to back through the driving component, the protection mechanism is in an avoidance state, the first protection casing and the second protection casing are separated, the touch screen is exposed, and the operation and the use of a user are facilitated. According to the protective device, the first protective cover and the second protective cover are driven to form a tight limit support by mutual thrust when in contact under the protective state, so that oblique displacement caused by false touch under the protective state is reduced, the shielding reliability is improved, and compared with a mode of driving a single protective cover to move, the mode of driving the first protective cover and the second protective cover to move relatively or reversely to shield or avoid a touch screen, the protective device reduces the moving stroke and shortens the shielding and avoiding time.

In an alternative embodiment, the protection device further comprises a first locking mechanism for connecting and locking the first protection cover and the second protection cover when the protection mechanism is in the protection state.

The beneficial effects are that: when the protection mechanism is in a protection state, the first protection cover and the second protection cover are connected and locked through the first locking mechanism, so that the first protection cover and the second protection cover are connected and locked under the protection state, the reliability of the first protection cover and the second protection cover in the coordination state is further enhanced, and the situation that the first protection cover and the second protection cover are separated under the situation of false touch is avoided.

In an alternative embodiment, the first locking mechanism includes a locking cylinder and a lock head, the locking cylinder is connected with a bolt, the lock head is provided with a locking hole, one of the lock head and the locking cylinder is arranged in the first protection cover, the other is arranged in the second protection cover, and the bolt and the locking hole are correspondingly arranged, when the protection mechanism is in the protection state, the locking cylinder drives the bolt to be inserted into the locking hole and lock the bolt through the lock head.

The beneficial effects are that: when the protection mechanism is in a protection state, namely, the first protection cover and the second protection cover are contacted to shield the touch screen, the locking cylinder drives the bolt to be inserted into the locking hole and lock the bolt through the lock head, so that the first protection cover and the second protection cover are connected and locked, and the first protection cover and the second protection cover are prevented from being separated under the protection state.

In an alternative embodiment, the guard further comprises an unlocking assembly disposed on the base, the unlocking assembly configured to unlock the lock head and the latch.

The beneficial effects are that: the lock head and the bolt are unlocked through the unlocking component, the locking cylinder drives the bolt to be separated from the locking hole of the lock head, and then the driving component drives the first protective cover and the second protective cover to move back to each other, so that the touch screen is exposed in an avoidance state.

In an alternative embodiment, the shielding device further comprises a second locking mechanism for locking the first shielding cover and the second shielding cover in connection when the shielding mechanism is in the shielding state.

The beneficial effects are that: on the basis of the first locking mechanism, the second locking mechanism is added, so that the first protective cover and the second protective cover are further connected and locked, and the matching reliability of the first protective cover and the second protective cover in a protective state is greatly improved.

In an alternative embodiment, the second locking mechanism includes a first locking piece, a second locking piece and a safety lock, the first locking piece is disposed in the first protection cover, the first locking piece has a first lock hole, the second locking piece is disposed in the second protection cover, the second locking piece has a second lock hole, the position of the second lock hole corresponds to the position of the first lock hole, and the safety lock is in locking connection with the first lock hole and the second lock hole.

The beneficial effects are that: the first protection casing and the second protection casing relatively move to drive the first locking piece and the second locking piece on the first protection casing and the second protection casing to be relatively close to each other, when the first protection casing and the second protection casing contact in a protection state, the first lock hole and the second lock hole exactly correspond to each other, and the safety lock is locked and connected in the first lock hole and the second lock hole, so that further connection and locking of the first protection casing and the second protection casing can be realized.

In an alternative embodiment, the driving assembly is configured to drive the first protective cover and the second protective cover to act at intervals in sequence, so that the first protective cover and the second protective cover can be moved to the protection state or the avoidance state in sequence.

The beneficial effects are that: the first protective cover and the second protective cover are driven to move at intervals through the driving assembly, when one of the protective covers moves first, operators can be reminded of the protective covers to be closed, the risk that the first protective cover and the second protective cover are simultaneously started to hurt people is reduced, and the safety of use is better.

In an alternative embodiment, the protection mechanism further comprises a guiding assembly provided to the base, the guiding assembly being configured to guide movement of the first and/or second protection shield.

The beneficial effects are that: accuracy of the moving process of the first protective cover and/or the second protective cover is improved, and offset in moving is reduced.

In an alternative embodiment, the guide assembly includes a guide rail disposed along a moving direction of the first and second shields, and the first and second shields are both slidably coupled to the guide rail.

The beneficial effects are that: the guide rail is arranged along the moving direction of the first protective cover and the second protective cover, and when the first protective cover and the second protective cover move relatively or oppositely, the guide rail moves along the guide rail, so that the guide limiting effect is achieved on the movement of the first protective cover and the second protective cover through the guide rail.

In an optional implementation manner, the base is further provided with an emergency stop button, the emergency stop button is arranged along the edge of the touch screen, the emergency stop button is configured to control equipment to be closed in an emergency, the first protective cover or the second protective cover is provided with an avoidance hole, and when the protective mechanism is in the protective state, the position of the avoidance hole corresponds to the position of the emergency stop button.

The beneficial effects are that: the setting of scram button can satisfy the emergency and control equipment and close, avoids the safety risk that equipment continued operation brought to be provided with on first protection casing or second protection casing and dodge the hole, dodge the setting in hole and satisfied also can operate scram button when protection machanism is in the protection state, realizes the quick response under the emergency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the whole structure of a protection device with a protection mechanism in a protection state according to an embodiment of the present utility model;

Fig. 2 is a schematic perspective exploded view of a protecting device according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an exploded structure of a shielding mechanism and a first locking mechanism according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a base and related structure according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the first locking mechanism according to the embodiment of the present utility model when unlocked;

FIG. 6 is a schematic diagram of the first locking mechanism according to the embodiment of the present utility model after locking;

FIG. 7 is a schematic diagram of the whole structure of a protection device with a protection mechanism in an avoiding state according to an embodiment of the present utility model;

FIG. 8 is a schematic structural view of a protection mechanism according to an embodiment of the present utility model between an avoidance state and a protection state;

FIG. 9 is a schematic view of a part of a perspective structure of a protection mechanism in a protection state according to an embodiment of the present utility model;

fig. 10 is a front view of the protection mechanism in the protection state according to the embodiment of the present utility model.

Reference numerals illustrate:

1. A base; 11. a touch screen; 12. an emergency stop button; 13. a function button; 14. a shield switch button; 2. a protective mechanism; 21. a drive assembly; 211. a first driving cylinder; 212. a second driving cylinder; 213. a first bracket; 214. a second bracket; 22. a first shield; 221. a first slider; 23. a second shield; 231. a second slider; 232. avoidance holes; 3. a first locking mechanism; 31. a locking cylinder; 311. a plug pin; 32. a lock head; 321. a locking hole; 4. unlocking the assembly; 5. a second locking mechanism; 51. a first locking piece; 511. a first lock hole; 52. a second locking piece; 521. a second lock hole; 53. a safety lock; 6. a guide assembly; 7. and detecting the sensor.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 10, according to an embodiment of the present utility model, there is provided a protection device for protecting a touch screen 11, the protection device including a base 1 and a protection mechanism 2, wherein the touch screen 11 is provided on the base 1, the protection mechanism 2 includes a driving assembly 21, a first protection cover 22 and a second protection cover 23, the driving assembly 21 is provided on the base 1 and connected to the first protection cover 22 and the second protection cover 23, the driving assembly 21 is configured to drive the first protection cover 22 and the second protection cover 23 to move relatively or oppositely so as to enable the protection mechanism 2 to reach a protection state and an avoidance state, when the protection mechanism 2 is in the protection state, the first protection cover 22 and the second protection cover 23 are in contact so as to shield the touch screen 11, and when the protection mechanism 2 is in the avoidance state, the first protection cover 22 and the second protection cover 23 are separated so as to expose the touch screen 11.

The protection device of this embodiment drives first protection casing 22 and second protection casing 23 relative movement through drive assembly 21 to make protection machanism 2 reach the protection state, thereby make first protection casing 22 and second protection casing 23 contact, with shelter from the protection to touch-sensitive screen 11, play dustproof, waterproof and prevent the effect of mistake touching, drive first protection casing 22 and second protection casing 23 move away from each other through drive assembly 21, so that protection machanism 2 reaches dodge the state, thereby make first protection casing 22 and second protection casing 23 separation, in order to expose touch-sensitive screen 11, convenience of customers operates the use. The mutual thrust of the protection device in the application when the first protection cover 22 and the second protection cover 23 are contacted in the protection state promotes the first protection cover 22 and the second protection cover 23 to form a tight limit support, reduces the inclined displacement generated by false touch in the protection state, improves the shielding protection reliability, and reduces the moving stroke and shortens the shielding and avoiding time compared with the way of driving a single protection cover to move in a way that the driving component 21 drives the first protection cover 22 and the second protection cover 23 to move relatively or reversely to realize shielding or avoiding of the touch screen 11.

As shown in fig. 1 to 3 or fig. 7 to 10, in the present embodiment, the driving assembly 21 includes a first driving cylinder 211 and a second driving cylinder 212, wherein the first driving cylinder 211 is disposed on the base 1 and connected with the first protection cover 22, the second driving cylinder 212 is disposed on the base 1 and opposite to the second driving cylinder 212, and the second driving cylinder 212 is connected with the second protection cover 23.

In the arrangement, the first protective cover 22 is driven to move by the first driving cylinder 211, and the second protective cover 23 is driven to move by the second driving cylinder 212, so that the first protective cover 22 and the second protective cover 23 are driven to move relatively or reversely, and the protective mechanism 2 is in a protective state and an avoidance state.

It can be appreciated that, in the protection state, the first driving cylinder 211 and the second driving cylinder 212 may also form a mutual pushing force, so that the first protection cover 22 and the second protection cover 23 are tightly matched and contacted, form a limit support for each other, reduce the inclination displacement and have better protection reliability.

Preferably, the first driving cylinder 211 and the second driving cylinder 212 are located on the same straight line, so that the thrust generated by the first driving cylinder 211 on the first protection cover 22 and the thrust generated by the second driving cylinder 212 on the second protection cover 23 are located on the same straight line, the stress centers of the first protection cover 22 and the second protection cover 23 are ensured to be located on the same straight line, and the stress balance and the stability are enhanced.

In order to facilitate the installation and fixation of the first driving cylinder 211 and the second driving cylinder 212, in this embodiment, the driving assembly 21 further includes a first bracket 213 and a second bracket 214, where the first bracket 213 is connected to both the first driving cylinder 211 and the base 1, and the second bracket 214 is connected to both the second driving cylinder 212 and the base 1. The first driving cylinder 211 is fixedly arranged on the base 1 through the first bracket 213, the second driving cylinder 212 is fixedly arranged on the base 1 through the second bracket 214, and then the first driving cylinder 211 and the second driving cylinder 212 are fixedly arranged, so that the connection reliability is ensured.

Specifically, the cylinder body of the first driving cylinder 211 is fixed to the first bracket 213, the cylinder body of the second driving cylinder 212 is fixed to the second bracket 214, and the first bracket 213 and the second bracket 214 may be screwed, pinned or welded to the base 1.

As shown in fig. 1 to 3, 5 and 6, the first protective cover 22 and the second protective cover 23 are protective housings, and when in contact in a protective state, the first protective cover and the second protective cover are matched with the base 1 to form a protective space, and the touch screen 11 is positioned in the protective space to realize shielding protection.

In terms of specific shapes, the first protective cover 22 and the second protective cover 23 may be configured as rectangular housing structures, and the two structures are matched to form a rectangular cover when in contact in a protection state, and the rectangular cover and the base 1 are matched to form a rectangular protection space, wherein the size of the rectangular protection space is larger than that of the touch screen 11.

As for the specific arrangement position, the first driving cylinder 211, the first protection cover 22, the second protection cover 23 and the second driving cylinder 212 may be arranged in a straight line along the length direction of the base 1, and at this time, the first protection cover 22 and the second protection cover 23 are driven by the first driving cylinder 211 and the second driving cylinder 212 to move relatively or reversely along the length direction of the base 1.

Of course, the first driving cylinder 211, the first protection cover 22, the second protection cover 23 and the second driving cylinder 212 may also be arranged in a straight line along the width direction of the base 1, and at this time, the first protection cover 22 and the second protection cover 23 are driven by the first driving cylinder 211 and the second driving cylinder 212 to move relatively or reversely along the width direction of the base 1.

As shown in fig. 3, 5 and 6, in addition, to further enhance the reliability of the cooperation of the first protective cover 22 and the second protective cover 23 in the protection state, the protection device of the present embodiment further includes a first locking mechanism 3 for connecting and locking the first protective cover 22 and the second protective cover 23 when the protection mechanism 2 is in the protection state, so as to avoid the situation that the first protective cover 22 and the second protective cover 23 are separated under the false touch. When the protection mechanism 2 is in a protection state, the first protection cover 22 and the second protection cover 23 are connected and locked through the first locking mechanism 3, so that the first protection cover 22 and the second protection cover 23 are connected and locked in the protection state, and the shielding protection reliability of the touch screen 11 is enhanced.

In terms of a specific structure, in this embodiment, the first locking mechanism 3 includes a locking cylinder 31 and a lock head 32, wherein the locking cylinder 31 is connected with a latch 311, the lock head 32 is provided with a locking hole 321, one of the lock head 32 and the locking cylinder 31 is provided in the first protection cover 22, the other is provided in the second protection cover 23, and the latch 311 and the locking hole 321 are correspondingly provided, and when the protection mechanism 2 is in a protection state, the locking cylinder 31 drives the latch 311 to be inserted into the locking hole 321 and locks the latch 311 through the lock head 32.

Above-mentioned setting, when protection machanism 2 is in the protection state, first protection casing 22 and second protection casing 23 contact in order to shelter from touch-sensitive screen 11 promptly, locking cylinder 31 drive bolt 311 peg graft in locking hole 321 and lock bolt 311 through tapered end 32 to realize connecting the locking between first protection casing 22 and the second protection casing 23, avoid under the protection state first protection casing 22 and the condition that the separation appears in the second protection casing 23.

For a specific setting position, in this embodiment, the locking cylinder 31 is disposed on the second protection cover 23, the lock head 32 is disposed on the first protection cover 22, when the first protection cover 22 and the second protection cover 23 relatively move, the locking cylinder 31 and the lock head 32 are driven to be relatively close, after the first protection cover 22 and the second protection cover 23 are in close contact, the distance between the locking cylinder 31 and the lock head 32 is shortest, so that the telescopic stroke of the locking cylinder 31 is as small as possible, and the setting volume of the locking cylinder 31 can be reduced.

Further, the locking cylinder 31 is configured to start the driving latch 311 to be inserted into the locking hole 321 after the protection mechanism 2 reaches the protection state for a certain time, so as to ensure that the first locking mechanism 3 locks the first protection cover 22 and the second protection cover 23 after contacting.

By way of example, the certain time may be specifically 3 seconds or 5 seconds, etc., and the lock cylinder 31 is restarted after the first and second shields 22 and 23 are contacted for 3 seconds or 5 seconds.

As a preferred solution of this embodiment, as shown in fig. 2, the protection device further includes an unlocking component 4, where the unlocking component 4 is disposed on the base 1, and the unlocking component 4 is configured to unlock the lock head 32 and the latch 311. The lock head 32 and the latch 311 are unlocked through the unlocking component 4, the latch 311 is driven by the locking cylinder 31 to be separated from the locking hole 321 of the lock head 32, and then the first protective cover 22 and the second protective cover 23 are driven by the driving component 21 to move oppositely, so that the touch screen 11 is exposed in an avoidance state.

In terms of specific structure, in some embodiments, the unlocking component 4 may include an IC card and a card reader disposed on the base 1, where the card reader is electrically connected or signal connected to the lock head 32, so that the IC card triggers the card reader to control the lock head 32 to unlock the latch 311.

In some embodiments, the unlocking component 4 may also be configured as a coded lock or a fingerprint lock, and the electronic lock base is electrically connected or in signal connection with the lock head 32, so that the lock head 32 is controlled to unlock the latch 311 by inputting an unlocking code or a matched fingerprint to the electronic lock base.

As shown in fig. 1, 2, and 7 to 10, to further improve the safety reliability of the first protection cover 22 and the second protection cover 23 in the protection state, the protection device of the present embodiment further includes a second locking mechanism 5, where the second locking mechanism 5 is used to connect and lock the first protection cover 22 and the second protection cover 23 when the protection mechanism 2 is in the protection state. On the basis of the first locking mechanism 3, the second locking mechanism 5 is added, so that the first protective cover 22 and the second protective cover 23 are further connected and locked, and the matching reliability of the first protective cover and the second protective cover in a protective state is greatly improved.

In this embodiment, the second locking mechanism 5 includes a first locking member 51, a second locking member 52 and a safety lock 53, where the first locking member 51 is disposed on the first protection cover 22, the first locking member 51 has a first locking hole 511, the second locking member 52 is disposed on the second protection cover 23, the second locking member 52 has a second locking hole 521, the position of the second locking hole 521 is set corresponding to the position of the first locking hole 511, and the safety lock 53 is locked and connected in the first locking hole 511 and the second locking hole 521.

In the above arrangement, the first protection cover 22 and the second protection cover 23 relatively move to drive the first locking piece 51 and the second locking piece 52 thereon to be relatively close, when the first protection cover 22 and the second protection cover 23 reach the protection state and contact, the first lock hole 511 and the second lock hole 521 exactly correspond to each other, and the further connection locking of the first protection cover 22 and the second protection cover 23 can be realized by locking and connecting the safety lock 53 in the first lock hole 511 and the second lock hole 521.

Specifically, the first locking piece 51 and the second locking piece 52 are locking plates, the locking plates extend along surfaces perpendicular to the first protection cover 22 and the second protection cover 23, that is, the first locking piece 51 and the second locking piece 52 are parallel, when the first protection cover 22 and the second protection cover 23 relatively move, the first locking piece 51 and the second locking piece 52 relatively approach each other until the first protection cover 22 and the second protection cover 23 are in close contact, at this time, the first locking piece 51 and the second locking piece 52 are attached to each other so as to enable the first lock hole 511 and the second lock hole 521 to be correspondingly communicated, and at this time, the safety lock 53 is locked and connected in the first lock hole 511 and the second lock hole 521.

It will be appreciated that the security lock 53 is provided with a security key by which the security lock 53 may be opened to remove the security lock 53 from the first locking aperture 511 and the second locking aperture 521.

In terms of the number of settings, in the present embodiment, the second locking mechanisms 5 may be provided in plurality and arranged in a row in a direction perpendicular to the moving directions of the first and second shields 22 and 23 to promote locking guard reliability by the plurality of second locking mechanisms 5.

The second locking mechanism 5 may be provided with five in particular, so as to satisfy the requirement of five maintenance simultaneously, and five safety locks 53 may be locked. For example, if the maintenance device is a single or multiple maintenance device, the safety lock 53 carried by the maintenance person can be locked in the first locking hole 511 and the second locking hole 521, the safety key belt is at the side, and after the maintenance of the device is completed, the person can use his own safety key to unlock the corresponding safety lock 53.

In this embodiment, the second locking mechanism 5 is disposed outside the first protection cover 22 and the second protection cover 23, so that the user can conveniently open the safety lock 53 through the safety key, and the first locking mechanism 3 is disposed inside the first protection cover 22 and the second protection cover 23, so as to shield the first locking mechanism 3, avoid exposing the structure, and improve the aesthetic property of the protection device.

In this embodiment, as shown in fig. 7 to 9, the driving assembly 21 is configured to drive the first protective cover 22 and the second protective cover 23 to act at intervals, so that the first protective cover 22 and the second protective cover 23 move to the protection state or the avoidance state sequentially. According to the arrangement, the first protective cover 22 and the second protective cover 23 are driven to move at intervals through the driving assembly 21, when one of the protective covers moves first, an operator can be reminded of noticing that the protective cover is about to be closed, the risk that the first protective cover 22 and the second protective cover 23 are simultaneously started to hurt people is reduced, and the safety of use is better.

For example, the first and second shields 22, 23 may be actuated at 5, 6, or 10 seconds intervals, i.e., after one of the first and second shields 22, 23 is moved into place for 5, 6, or 10 seconds, the other one starts to actuate.

Specifically, the protection device may further include a controller, where the controller is electrically connected or signal connected to the first driving cylinder 211 and the second driving cylinder 212, and the interval time is written into the controller, so as to automatically control the first driving cylinder 211 and the second driving cylinder 212 to act at intervals.

As shown in fig. 1, 2, 4, and 7 to 9, in order to improve accuracy of the movement process of the first protective cover 22 and/or the second protective cover 23 and reduce the offset in the movement, the protection mechanism 2 of the present embodiment further includes a guide assembly 6 disposed on the base 1, and the guide assembly 6 is configured to guide the movement of the first protective cover 22 and/or the second protective cover 23.

In terms of a specific structure, the guide assembly 6 includes a guide rail disposed along a moving direction of the first and second shields 22 and 23, and the first and second shields 22 and 23 are slidably connected to the guide rail. The guide rail is arranged along the moving direction of the first protective cover 22 and the second protective cover 23, and when the first protective cover 22 and the second protective cover 23 move relatively or oppositely, the guide rail moves along the guide rail, so that the guide rail plays a guiding and limiting role on the movement of the first protective cover 22 and the second protective cover 23.

Specifically, the guide rail has a longitudinal direction, the longitudinal direction is identical to the moving direction of the first protective cover 22 and the second protective cover 23, and the first protective cover 22 and the second protective cover 23 move along the longitudinal direction of the guide rail.

The first and second shields 22 and 23 are disposed opposite along the guide rail to move opposite or opposite along the guide rail under the driving of the driving assembly 21.

In terms of specific connection, as shown in fig. 3 to 6, the first protection cover 22 is provided with a first sliding block 221, the second protection cover 23 is provided with a second sliding block 231, and the first sliding block 221 and the second sliding block 231 are slidably connected to the guide rail.

In terms of the number, one, two or more guide rails may be provided along the moving direction of the first and second shields 22 and 23, and each of the guide rails may serve as a guide for the movement of the first and second shields 22 and 23. In this embodiment, in order to improve the stability of the moving support of the first protection cover 22 and the second protection cover 23, two parallel guide rails are arranged at intervals, two sides of the first protection cover 22 are respectively and slidably connected to the two guide rails through the first sliding blocks 221, and two sides of the second protection cover 23 are respectively and slidably connected to the two guide rails through the second sliding blocks 231.

Each side of the first protection cover 22 is provided with two first sliding blocks 221, and each side of the second protection cover 23 is provided with two second sliding blocks 231, so that the connection strength between the first protection cover 22, the second protection cover 23 and the guide rail is enhanced.

As shown in fig. 2, 4 and 7 to 9, the base 1 is further provided with an emergency stop button 12, the emergency stop button 12 is disposed along the edge of the touch screen 11, the emergency stop button 12 is configured to control the equipment to be closed in an emergency, the first protection cover 22 or the second protection cover 23 is provided with an avoidance hole 232, and when the protection mechanism 2 is in a protection state, the position of the avoidance hole 232 corresponds to the position of the emergency stop button 12. The setting of scram button 12 can satisfy the emergency and control equipment and close, avoids the safety risk that equipment continued operation brought to be provided with on first protection casing 22 or second protection casing 23 and dodge hole 232, dodge the setting in hole 232 has satisfied also can operate scram button 12 when protection machanism 2 is in the protection state, realizes the quick response under the emergency.

In this embodiment, the emergency stop button 12 is disposed at the lower edge of the touch screen 11, the avoidance hole 232 is disposed in the second protection cover 23, and when the protection mechanism 2 is in a protection state, the second protection cover 23 drives the avoidance hole 232 to move to correspond to the emergency button, and the emergency button can be operated through the avoidance hole 232.

Of course, in some embodiments, the emergency stop button 12 may also be disposed at the upper edge of the touch screen 11, the avoidance hole 232 is disposed on the first protection cover 22, and when the protection mechanism 2 is in the protection state, the first protection cover 22 drives the avoidance hole 232 to move to correspond to the emergency button.

In terms of the setting shape, the shape of the avoidance hole 232 is matched with the shape of the emergency button, for example, the emergency button is a circular button, the avoidance hole 232 is a circular hole, the emergency button is a geometric button, and the avoidance hole 232 is a geometric hole.

And still be equipped with a plurality of function buttons 13 on base 1, function buttons 13 sets up along the edge of touch-sensitive screen 11 to correspond different operation functions, and function buttons 13 all shelter from by first protection casing 22 and second protection casing 23 when the protection state, in order to realize the shielding protection to function buttons 13, avoid the condition of mistake touching.

In this embodiment, the touch screen 11, the scram button 12 and the function button 13 are all disposed between two guide rails, and the scram button 12 and the function button 13 are all disposed along the lower edge of the touch screen 11 at intervals.

In addition, the protection device further comprises a protection cover switch button 14, the protection cover switch button 14 is arranged on the base 1, the protection cover switch button 14 is electrically connected or in signal connection with the driving assembly 21, and the protection cover switch button 14 is used for triggering the driving assembly 21 to drive the first protection cover 22 and the second protection cover 23 to move relatively or reversely so as to achieve a protection state and an avoidance state. When the touch screen 11 needs to be shielded, the driving assembly 21 can be controlled to drive the first protective cover 22 and the second protective cover 23 to move relatively by pressing the protective cover switch button 14, so that the protective mechanism 2 reaches a protective state, the first protective cover 22 and the second protective cover 23 are contacted to shield the touch screen 11, when the touch screen 11 needs to be operated, the driving assembly 21 can be controlled to drive the first protective cover 22 and the second protective cover 23 to move reversely by pressing the protective cover switch button 14, so that the protective mechanism 2 reaches an avoidance state, and the first protective cover 22 and the second protective cover 23 are separated to expose the touch screen 11.

Further, the protection device of the present embodiment further includes a detection sensor 7, where the detection sensor 7 is disposed on the base 1, and the detection sensor 7 is electrically connected or signal connected to the driving component 21, and the detection sensor 7 triggers the driving component 21 to drive the first protection cover 22 and the second protection cover 23 to relatively move when the touch screen 11 is not operated in a preset period of time, so as to achieve a protection state. The operator does not operate the touch screen 11 within a preset time period, the detection sensor 7 does not detect that an obstacle is sensed, and the trigger driving assembly 21 drives the first protective cover 22 and the second protective cover 23 to move relatively so as to achieve a protection state, and the touch screen 11 is shielded and protected.

Specifically, the detection sensor 7 may be configured as a detection grating, and the detection gratings are disposed on two opposite sides of the touch screen 11, so as to increase the detection range and improve the detection accuracy.

Of course, the detection sensor 7 may be provided as an infrared sensor, an ultraviolet sensor, or the like, and is not limited to the configuration of the present embodiment.

The preset time period may be 10 seconds, 15 seconds, etc., and is specifically set as required, and the embodiment is not particularly limited.

In this embodiment, the locking cylinder 31 and the detection sensor 7 may be electrically connected or signal-connected to a controller, and the controller receives the signal of the detection sensor 7 to control the actuation of the driving assembly 21 and the first locking mechanism 3.

To facilitate understanding of the protection device of the present embodiment, the following description will be given with reference to fig. 1 to 10, in which the protection device is used:

The touch screen 11 is not operated by an operator within a preset time period, the detection sensor 7 does not detect that an obstacle is sensed or the operator manually presses the shield switch button 14, the driving assembly 21 drives the first shield 22 and the second shield 23 to relatively move at intervals in order to enable the shield mechanism 2 to reach a protection state, the first shield 22 and the second shield 23 are in contact at the moment, when the first shield 22 and the second shield 23 are in contact for a certain time, the locking cylinder 31 starts the driving bolt 311 to be inserted into the locking hole 321 and locks the inserting bolt 311 through the lock head 32, at the moment, the avoidance hole 232 corresponds to the emergency stop button 12 without affecting the normal use of the emergency stop button 12, and then the safety lock 53 is connected in the first lock hole 511 and the second lock hole 521 in a locking way, so that the maintenance or inspection equipment operation can be realized;

When the touch screen 11 needs to be operated, the safety lock 53 is opened and taken down by a safety key, the unlocking component 4 is used for controlling the lock head 32 to unlock the bolt 311, the locking cylinder 31 is started to drive the bolt 311 to be separated from the locking hole 321, then the shield switch button 14 is pressed to control the driving component 21 to drive the first shield 22 and the second shield 23 to move back to back at intervals, so that the protection mechanism 2 reaches an avoidance state, and the first shield 22 and the second shield 23 are separated, so that the touch screen 11 is exposed for operation.

In summary, the protection device of the present application has the following advantages:

When the first protective cover 22 and the second protective cover 23 are in contact, the mutual thrust of the first driving cylinder 211 and the second driving cylinder 212 enables operators to not push the first protective cover 22 and the second protective cover 23 to form a first safety protection, the first protective cover 22 and the second protective cover 23 in a protection state are connected and locked by the first locking mechanism 3, the first locking mechanism 3 cannot be opened without the unlocking component 4 to form a second safety protection, the first protective cover 22 and the second protective cover 23 are further connected and locked by the second locking mechanism 5 to form a third safety protection, and the reliability and the safety of shielding the protective touch screen 11 by the protective mechanism 2 are fully ensured;

The first protective cover 22 and the second protective cover 23 are driven to move at intervals through the driving assembly 21, when one of the protective covers moves first, an operator can be reminded of noticing that the protective cover is about to be closed, the risk that the first protective cover 22 and the second protective cover 23 are simultaneously started to hurt people is reduced, and the safety of use is better.

Of course, the above description is merely an optimal technical solution of the present embodiment, and further:

In some embodiments, the driving assembly 21 may be further configured to drive the first protective cover 22 and the second protective cover 23 in a manner of motor and screw or gear and rack.

In some embodiments, the locking cylinder 31 may be provided to the first shield 22 and the locking head 32 may be provided to the second shield 23.

In some embodiments, the guiding assembly 6 may be further configured as a guiding groove or guiding rod, where the guiding groove or guiding rod is disposed along the moving direction of the first protecting cover 22 and the second protecting cover 23, and the first protecting cover 22 and the second protecting cover 23 are slidably connected to the guiding groove or guiding rod, which also can function as the guiding rail of the present embodiment.

Although embodiments of the present utility model have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope of the utility model as defined by the appended claims.

Claims (10)

1. A protective device for protecting a touch screen (11), the protective device comprising:

the touch screen comprises a base (1), wherein the touch screen (11) is arranged on the base (1);

The protection mechanism (2) comprises a driving assembly (21), a first protection cover (22) and a second protection cover (23), wherein the driving assembly (21) is arranged on the base (1) and is connected with the first protection cover (22) and the second protection cover (23), and the driving assembly (21) is configured to drive the first protection cover (22) and the second protection cover (23) to move relatively or reversely so as to enable the protection mechanism (2) to achieve a protection state and an avoidance state;

When the protection mechanism (2) is in the protection state, the first protection cover (22) and the second protection cover (23) are in contact so as to shield the touch screen (11);

When the protection mechanism (2) is in the avoidance state, the first protection cover (22) and the second protection cover (23) are separated to expose the touch screen (11).

2. The shielding device according to claim 1, further comprising a first locking mechanism (3), wherein the first locking mechanism (3) is adapted to connect and lock the first shielding cap (22) and the second shielding cap (23) when the shielding mechanism (2) is configured in the shielding state.

3. The protection device according to claim 2, characterized in that the first locking mechanism (3) comprises:

a lock cylinder (31) connected with a plug pin (311);

The locking head (32) is provided with a locking hole (321), one of the locking head (32) and the locking cylinder (31) is arranged on the first protective cover (22), the other is arranged on the second protective cover (23), and the bolt (311) and the locking hole (321) are correspondingly arranged; when the protection mechanism (2) is in the protection state, the locking cylinder (31) drives the bolt (311) to be inserted into the locking hole (321) and locks the bolt (311) through the lock head (32).

4. A guard according to claim 3, further comprising an unlocking assembly (4), the unlocking assembly (4) being provided to the base (1), the unlocking assembly (4) being configured to unlock the locking head (32) and the latch (311).

5. A shielding device according to any one of claims 1-4, characterized in that the shielding device further comprises a second locking mechanism (5), the second locking mechanism (5) being adapted to lock the first shielding cover (22) and the second shielding cover (23) in connection when the shielding mechanism (2) is in the shielding state.

6. The protection device according to claim 5, characterized in that the second locking mechanism (5) comprises:

A first locking piece (51) provided to the first shield (22), the first locking piece (51) having a first lock hole (511);

The second locking piece (52) is arranged on the second protective cover (23), the second locking piece (52) is provided with a second lock hole (521), and the position of the second lock hole (521) is arranged corresponding to the position of the first lock hole (511);

And a safety lock (53) which is locked and connected in the first lock hole (511) and the second lock hole (521).

7. The protective device according to any one of claims 1 to 4, wherein the drive assembly (21) is configured to drive the first protective cover (22) and the second protective cover (23) to act in tandem, such that the first protective cover (22) and the second protective cover (23) are moved in tandem to the protective state or the avoidance state.

8. The protective device according to any one of claims 1 to 4, wherein the protective mechanism (2) further comprises a guiding assembly (6) provided to the base (1), the guiding assembly (6) being configured to guide the movement of the first protective cover (22) and/or the second protective cover (23).

9. The protective device according to claim 8, characterized in that the guiding assembly (6) comprises a guide rail arranged along the movement direction of the first protective cover (22) and the second protective cover (23), both the first protective cover (22) and the second protective cover (23) being slidingly connected to the guide rail.

10. The protective device according to any one of claims 1 to 4, wherein a scram button (12) is further provided on the base (1), the scram button (12) being provided along an edge of the touch screen (11), the scram button (12) being configured to control the equipment to be turned off in case of emergency;

The first protection cover (22) or the second protection cover (23) is provided with an avoidance hole (232), and when the protection mechanism (2) is in the protection state, the position of the avoidance hole (232) corresponds to the position of the scram button (12).