CN219287882U - Shell switch positioning device and electronic equipment - Google Patents

Abstract

The utility model provides a shell switch positioning device and electronic equipment, wherein a shell comprises a main body part and a cover arranged on the main body part, and the shell switch positioning device comprises a detection component fixed on the main body part and a trigger component fixed on the cover; wherein, in the cover opening and closing process, the cover drives the trigger component to move; when the cover drives the trigger assembly to move to the detection assembly, the detection assembly is used for identifying the trigger assembly and sending a first trigger signal to the control system; the control system controls the cover to stop opening according to the first trigger signal. The utility model can avoid damage of the contact device when the trigger assembly or the driving cover opening assembly is in misoperation, and has high switch positioning accuracy and long service life.

Description

Shell switch positioning device and electronic equipment

Technical Field

The utility model relates to the technical field of mobile positioning, in particular to a shell switch positioning device and electronic equipment provided with the same.

Background

At present, in chemical vapor deposition (Chemical Vapor Deposition, abbreviated as CVD) equipment, operations such as opening and closing or turning of structural members such as a cover of the equipment are usually driven by an air cylinder, in order to lock an opening angle of the cover in a cover opening process of a shell structure, a sensor is usually arranged on the shell, and after the cover is opened in place, the sensor is started to open, so that in-place information of the cover is detected by the sensor, and the purpose of controlling the cover to stop and continue to open is achieved.

However, this approach can cause the sensor to continue to open during the delay of signaling and when a malfunction occurs, and if the cover continues to move, the switch can be squeezed and even broken; in addition, the cover frequently touches the switch in the repeated switching process, which also causes the sensor to be worn or damaged, and influences the service life.

Disclosure of Invention

In view of the above problems, the present utility model aims to provide a housing switch positioning device and an electronic device, so as to solve the problems that the sensor is easily damaged or even scrapped when the sensor switch is used to detect the open state of the cover.

The utility model provides a shell switch positioning device, which comprises a shell, a shell cover and a shell switch positioning device, wherein the shell comprises a main body part and a cover arranged on the main body part; wherein, in the cover opening and closing process, the cover drives the trigger component to move; the detection component is used for identifying the trigger component which moves to the detection component along with the opening of the cover and sending a first trigger signal to the control system according to the identification result; the control system controls the cover to stop opening according to the first trigger signal.

Furthermore, an alternative structure is that the trigger assembly comprises a bracket fixed on the cover and a trigger piece arranged at the end part of the bracket; the detection assembly comprises a limit sensor fixed on the main body part; when the trigger piece moves to the detection range of the limit sensor, the limit sensor generates and sends a first trigger signal.

It can be known that when the cover is turned over to enable the trigger piece to be located in the detection range of the limit sensor, the limit sensor can be used for generating a first trigger signal, the limit sensor is not required to be in contact with the trigger piece, the cover has a certain safety margin when being opened at an angle, and extrusion damage of the trigger piece and the limit sensor can be effectively avoided.

In addition, the detection assembly optionally further comprises an auxiliary sensor fixed on the main body part; the auxiliary sensor is used for detecting in-place information of the trigger piece when the limit sensor cannot normally identify the trigger piece and sending a second trigger signal to the control system.

It is known that when the limit sensor and the driving cylinder perform malfunction, the auxiliary sensor detects the opening position of the cover, thereby achieving double protection and higher reliability.

Furthermore, an optional structure is that the limit sensor includes a non-contact sensor; the auxiliary sensor includes a contact sensor and a non-contact sensor.

Further, an optional structure is that a fixing block is provided on the main body portion; when the limit sensor is a non-contact sensor, the non-contact sensor comprises a transmitting end and a receiving end which are arranged at intervals; the detection range is located between the transmitting end and the receiving end.

Furthermore, the non-contact sensor may include a photoelectric sensor, a magneto-electric sensor, an eddy current sensor, a capacitive sensor, and a hall revolution sensor.

Furthermore, the main body part and the cover are movably connected through a hinge; the base of the hinge is fixed on the main body part, the head of the hinge is fixed on the cover, and the head can turn around the base.

In addition, the optional structure is that the bracket is of an L-shaped structure, one end of the bracket is fixed on one side of the head part far away from the base, the other end of the bracket extends to the upper part of the detection component, and the trigger piece is arranged on the other end; the trigger piece is of a step-shaped structure and comprises a first trigger end and a second trigger end which are different in length; when the cover is opened in place, the first trigger end triggers the limit sensor, and when the first trigger end triggers failure, the second trigger end triggers the auxiliary sensor.

Furthermore, an optional structure is that the auxiliary sensor is disposed above the limit sensor.

In addition, the utility model also provides electronic equipment, which comprises the shell switch positioning device.

Utilize above-mentioned casing switch positioner and electronic equipment, at lid switch in-process, the lid can drive trigger assembly and move together, when the lid drives trigger assembly and moves to the detection zone of detecting assembly, the trigger assembly can be discerned to the detecting assembly, and send first trigger signal to control system, make control system stop opening according to first trigger signal control lid, under the circumstances that malfunction or signal delay appears, trigger assembly can not cause the collision to the detecting assembly, not only the detection accuracy is high, and the life of device is longer, the reliability is higher.

To the accomplishment of the foregoing and related ends, one or more aspects of the utility model comprise the features hereinafter fully described. The following description and the annexed drawings set forth in detail certain illustrative aspects of the utility model. These aspects are indicative, however, of but a few of the various ways in which the principles of the utility model may be employed. Furthermore, the utility model is intended to include all such aspects and their equivalents.

Drawings

Other objects and attainments together with a more complete understanding of the utility model will become apparent and appreciated by referring to the following description taken in conjunction with the accompanying drawings. In the drawings:

FIG. 1 is a perspective view of a housing switch positioning device according to an embodiment of the present utility model;

FIG. 2 is a side view of a housing switch positioning device according to an embodiment of the present utility model;

FIG. 3 is a side view of a housing switch positioning device according to another embodiment of the present utility model;

FIG. 4 is a partial cross-sectional view of a positioning structure according to an embodiment of the present utility model;

fig. 5 is a partial cross-sectional view of a positioning structure according to an embodiment of the utility model.

Wherein reference numerals include: lid 1, hinge 2, head 21, base 22, main part 3, support 4, first trigger end 41, second trigger end 42, limit sensor 5, fixed block 6, auxiliary sensor 7.

The same reference numerals will be used throughout the drawings to refer to similar or corresponding features or functions.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. are directional or positional relationships indicated below as based on the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In order to solve the problems that the existing scheme of limiting the opening angle of the cover through the contact sensor is easy to cause sensor abrasion or damage and the like under the conditions of delay of signals or misoperation of the sensor and a driving cylinder for driving the cover to open.

For a detailed description of the structure of the case switch positioning device of the present utility model, specific embodiments of the present utility model will be described in detail with reference to the accompanying drawings.

Fig. 1 and 2 show a schematic perspective view and a side view, respectively, of a housing switch positioning device according to the utility model.

As shown in fig. 1 and 2 together, the housing switch positioning device according to the embodiment of the present utility model includes a detection assembly fixed to the main body 3 and a trigger assembly fixed to the cover 1; wherein, the casing includes main part 3 and the lid 1 of activity setting on main part 3, at lid 1 switch in-process, lid 1 can drive the trigger assembly motion, when lid 1 drives trigger assembly motion to detection subassembly department, detection subassembly can discern the trigger assembly to according to the recognition result send first trigger signal to control system, make control system stop opening according to first trigger signal control lid 1, and then ensure lid 1 and stop after opening to the angle of predetermineeing, accomplish the switch location of casing.

Specifically, the triggering assembly may include a bracket 4 fixed on the cover 1 and a triggering piece disposed at an end of the bracket 4, and the corresponding detecting assembly includes a position-limiting sensor 5 fixed on the main body 3 and fixed in position; when the trigger piece moves to the detection range of the limit sensor 5, the in-place information of the trigger piece can be obtained, and then a first trigger signal is generated and sent to the control system through the limit sensor 5 to control the cover 1 to stop moving.

It can be known that when the cover 1 is turned over to enable the trigger piece to be located in the detection range of the limit sensor 5, the first trigger signal can be generated through the limit sensor 5, and the limit sensor 5 is not required to contact with the trigger piece, so that the cover 1 has a certain safety margin when the opening angle exceeds the preset angle, and the trigger piece and the limit sensor 5 can be effectively prevented from being directly contacted, so that the trigger piece and the limit sensor 5 are extruded and damaged.

In order to avoid the situation that the limit sensor 5 delays signal transmission, a driving cylinder driving the cover 1 to turn over is in misoperation, or the limit sensor 5 fails, the opening angle of the cover 1 cannot be effectively detected, and devices or the cover is damaged, and the like, in the shell switch positioning device, the detection assembly can further comprise an auxiliary sensor fixed on the main body part 3.

In particular, fig. 3 shows a side view structure of a housing switch positioning device according to another embodiment of the present utility model.

As shown in fig. 1 to 3 together, the auxiliary sensor 7 may be disposed above the limit sensor 5, and the auxiliary sensor 7 functions as: when the limit sensor 5 cannot normally identify the trigger piece and the overturning angle of the cover 1 is overlarge, second in-place information of the trigger piece is detected, and a second trigger signal is sent to the control system, and the cover 1 is controlled to stop through the control system, so that the auxiliary detection function can be achieved under the condition that the limit sensor 5 fails, and the reliability of the device is ensured.

In a specific embodiment of the present utility model, the limit sensor 5 includes a non-contact sensor, and the auxiliary sensor 7 may include a contact sensor and a non-contact sensor, that is, the non-contact sensor is used as a main sensor to detect the in-place condition of the cover 1, so that the limit sensor 5 is prevented from being damaged by extrusion in case of malfunction or signal delay, the auxiliary sensor 7 may use a contact or non-contact sensor, and in case that the limit sensor 5 malfunctions and the trigger cannot be identified, the cover 1 is controlled to stop opening by collision limit or non-contact detection, so as to play a role of double insurance, and stability and reliability can be ensured.

Specifically, since the limit sensor 5 adopts a non-contact sensor, in the setting process, the main body part 3 can be provided with the fixed block 6, the non-contact sensor comprises a transmitting end and a receiving end which are mutually arranged at intervals, the transmitting end and the receiving end can be arranged in the fixed block 6, or the transmitting end is fixed in the fixed block 6, the receiving end is arranged on the main body part 3 of the shell, and the detection range is between the transmitting end and the receiving end; in other words, the angle at which the cover 1 is opened and stopped can be adjusted according to the installation position of the non-contact sensor, and specifically, flexible installation can be performed according to the size of the housing and the opening angle requirement of the cover 1.

Further, the non-contact sensor may include a photoelectric sensor, a magneto-electric sensor, an eddy current sensor, a capacitive sensor, a hall revolution sensor, etc., and the type of the sensor specifically adopted may be selected according to the structural characteristics and requirements of the housing.

In another embodiment of the present utility model, the main body 3 of the housing and the cover 1 are movably connected by a hinge 2, the hinge 2 includes two parts, namely a base 22 and a head 21, the base 22 of the hinge 2 is fixed on the main body 3, the head 21 of the hinge 2 is fixed on the cover 1, and the head 21 can be turned around the base 22, so as to realize the turning action of the cover 1.

In addition, the bracket 4 provided on the cover 1 may be provided in an L-shaped structure, one end of the bracket 4 is fixed to a side of the head 21 away from the base 22, the other end of the bracket 4 extends from above the head 21 to above the detecting assembly, the triggering member is provided on the other end, and the length of the bracket 4 also directly influences the angle at which the cover 1 is turned and stopped, so that the relative position between the bracket 4 and the limit sensor 5 can be adjusted, and is not limited to the specific positional relationship shown in the drawings.

As a specific example, a limiting structure can be further arranged on the support 4, that is, when both the limiting sensor 5 and the auxiliary touch sensor fail, the limiting structure on the support 4 can contact with the corresponding position on the shell to limit the limiting effect in the limit opening angle of the cover 1, so that the cover 1 is prevented from being damaged due to excessive operation under special conditions.

Fig. 4 and 5 show partial sectional structures of the case switch positioning device according to the embodiment of the present utility model in different states, respectively.

As shown in fig. 1 to 5 together, in the case switch positioning device of the present utility model, in order to cooperate with the limit sensor 5 and the auxiliary sensor 7 to achieve the effect of main detection and auxiliary detection, the trigger member in the case switch positioning device is configured to have a stepped plate structure, and may include a first trigger end 41 and a second trigger end 42 having different lengths, and when the cover 1 is opened to a preset position, the first trigger end 41 is located in a detection range, and triggers the limit sensor 5, and in the present case, if the cover 1 is stopped, the auxiliary sensor 7 does not work; and under the condition that the limit sensor 5 detects invalidity or the cylinder driving the cover 1 is in misoperation, so that the cover 1 is continuously opened, the trigger piece is driven to continuously overturn at the moment, the auxiliary sensor 7 is triggered through the second trigger end 42, and a second trigger signal is sent to the control system through the auxiliary sensor 7, so that the cover 1 is limited to continuously overturn.

It can be known that, since the auxiliary sensor 7 is used for secondary detection protection, it can be arranged above the limit sensor 5, and is triggered by the second trigger end 42, the flip angle of the cover 1 corresponding to the position of the second trigger end 42 triggering the auxiliary sensor 7 is greater than the flip angle of the cover 1 corresponding to the position of the first trigger end 41 triggering the limit sensor 5, so as to achieve the dual protection effect.

It should be noted that, the control system in the application can be connected with the cylinder driving the cover 1 to turn over, when the cover 1 needs to stop the opening action, the control system can control the cylinder to act according to the trigger signal sent by the detection component, and then the opening and closing of the cover 1 are realized or stopped according to the cylinder.

Correspondingly to the shell switch positioning device, the utility model also provides electronic equipment which comprises the shell switch positioning device. For example, the electronic device may be a semiconductor processing device such as a chemical vapor deposition device, and specifically may include the electronic device described above, where the electronic device may be disposed between a lid and a housing of the chemical vapor deposition device, and the opening and positioning of the lid of the chemical vapor deposition device may be achieved by the housing switch positioning device.

Specifically, the embodiments of the electronic device may refer to the descriptions in the embodiments of the housing switch positioning device, which are not described herein.

By using the shell switch positioning device, the non-contact type limit touch sensor is adopted to detect the overturning angle of the cover, so that when the cover is overturned to enable the trigger piece to be located in the detection range of the limit sensor, the cover can be controlled to stop by generating a first trigger signal through the limit sensor, the limit sensor is not required to be contacted with the trigger piece, the sensor structure is not damaged when the opening angle of the cover exceeds a preset angle, and enough safety allowance is ensured; in addition, under limit sensor inefficacy or malfunction condition, still accessible auxiliary sensor carries out secondary detection, guarantees to the effective detection of lid opening angle, and device simple structure, reliability are high, and long service life.

The case switch positioning device and the electronic apparatus according to the present utility model are described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the housing switch positioning device and the electronic apparatus as set forth above without departing from the scope of the present utility model. Accordingly, the scope of the utility model should be determined from the following claims.

Claims (10)

1. A housing switch positioning device, the housing including a main body portion and a cover provided on the main body portion, the housing switch positioning device comprising: a detection assembly secured to the body portion and a trigger assembly secured to the cover; wherein, the liquid crystal display device comprises a liquid crystal display device,

in the cover opening and closing process, the cover drives the trigger assembly to move;

the detection component is used for identifying the trigger component which follows the opening movement of the cover to the detection component and sending a first trigger signal to the control system according to the identification result;

the control system controls the cover to stop opening according to the first trigger signal.

2. The housing switch positioning device of claim 1,

the trigger assembly comprises a bracket fixed on the cover and a trigger piece arranged at the end part of the bracket;

the detection assembly comprises a limit sensor fixed on the main body part;

when the trigger piece moves to the detection range of the limit sensor, the limit sensor generates and sends the first trigger signal.

3. The housing switch positioning device of claim 2, wherein the detection assembly further comprises an auxiliary sensor secured to the body portion; wherein, the liquid crystal display device comprises a liquid crystal display device,

the auxiliary sensor is used for detecting in-place information of the trigger piece and sending a second trigger signal to the control system when the limit sensor cannot normally identify the trigger piece.

4. The housing switch positioning device of claim 3,

the limit sensor comprises a non-contact sensor;

the auxiliary sensor includes a contact sensor and a non-contact sensor.

5. The housing switch positioning device according to claim 4, wherein a fixed block is provided on the main body portion; wherein, the liquid crystal display device comprises a liquid crystal display device,

when the limit sensor is a non-contact sensor, the non-contact sensor comprises a transmitting end and a receiving end which are arranged at intervals;

the detection range is located between the transmitting end and the receiving end.

6. The housing switch positioning device of claim 5,

the non-contact sensor comprises a photoelectric sensor, a magneto-electric sensor, an eddy current sensor, a capacitive sensor and a Hall revolution sensor.

7. The housing switch positioning device of claim 3,

the main body part and the cover are movably connected through a hinge;

the base of the hinge is fixed on the main body part, the head of the hinge is fixed on the cover, and the head can turn around the base.

8. The housing switch positioning device of claim 7,

the support is of an L-shaped structure, one end of the support is fixed on one side of the head, far away from the base, the other end of the support extends to the position above the detection assembly, and the trigger piece is arranged on the other end; the method comprises the steps of,

the trigger piece is of a step-shaped structure and comprises a first trigger end and a second trigger end which are different in length;

when the cover is opened in place, the first trigger end triggers the limit sensor, and when the first trigger end fails in triggering, the second trigger end triggers the auxiliary sensor.

9. The housing switch positioning device of claim 3,

the auxiliary sensor is arranged above the limit sensor.

10. An electronic device comprising a housing switch positioning device as claimed in any one of claims 1 to 9.

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