CN213991382U

CN213991382U - Intelligent key control panel

Info

Publication number: CN213991382U
Application number: CN202120130700.8U
Authority: CN
Inventors: 黄荣; 蒲文平
Original assignee: Zhejiang Jiete Intelligent Technology Co ltd
Current assignee: Zhejiang Jiete Intelligent Technology Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-08-17
Anticipated expiration: 2031-01-18

Abstract

The patent application relates to the technical field of control panels and discloses an intelligent key control panel, which comprises an upper cover and a lower cover which are detachably connected, wherein a circuit board is installed on the lower cover, a plurality of switches are arranged on the circuit board, keys are arranged above the switches, communication holes are formed in the positions, corresponding to the keys, of the upper cover, the tops of the keys penetrate through the communication holes and are exposed out of the upper cover, bosses are formed at the bottoms of the keys and are cylindrical, a plurality of elastic sheets which are uniformly distributed along the circumferential direction of the bosses are arranged on the bosses, one ends of the elastic sheets are fixedly connected with the side walls of the bosses, the other ends of the elastic sheets are free ends, when the bosses abut against the circuit board, the elastic sheets are extruded and drive the keys to reset, the restoring force of the elastic sheets close to the inclined side of the keys is larger than that of the keys are far away from the side of the keys, the time for the elastic sheets close to the inclined side of the keys to rebound is shorter, and the keys recover to a balanced state in the resetting process, thereby the key falls into the communicating hole again, and the problem of the clamping piece is avoided.

Description

Intelligent key control panel

Technical Field

The utility model relates to a control panel technical field especially relates to an intelligence button control panel.

Background

The control panel is a tool for man-machine interaction, keys are usually arranged on the control panel, and a switch on the trigger circuit board can be squeezed by pressing the keys, so that an instruction is sent to mechanical or electronic equipment. The existing control panel comprises an upper cover and a lower cover, a circuit board is mounted on the lower cover, a plurality of switches are arranged on the circuit board, buttons are arranged above the switches, the buttons are of a shell structure, trigger rods are arranged in the buttons, springs are sleeved on the trigger rods, when the buttons are pressed, the trigger rods abut against the trigger switches with the switches, communication holes are formed in positions, corresponding to the buttons, of the upper cover, and the tops of the buttons penetrate through the communication holes and are exposed out of the upper cover.

When the operator presses the button, the acting force applied to the button is not always parallel to the axis direction of the connecting hole, so that the button inclines in the pressing process, and when the button resets, the spring pushes the button to reset along the original path, so that the button generates a clamping piece.

SUMMERY OF THE UTILITY MODEL

The utility model provides an intelligence button control panel, it has the characteristics that prevent that the button from taking place the fastener.

In order to achieve the above purpose, the basic scheme of the utility model is as follows:

the utility model provides an intelligence button control panel, is including upper cover and the lower cover that can dismantle the connection, cover down and install the circuit board, be provided with a plurality of switches on the circuit board, each the switch top all is provided with the button, the first compression spring of fixedly connected with between button and the circuit board, the intercommunicating pore has been seted up on the position that upper cover and button correspond, the intercommunicating pore is run through and expose in upper cover, its characterized in that at the top of button: the bottom of button is formed with the boss, the boss is cylindrically, be provided with a plurality of circumference evenly distributed's along the boss flexure strip on the boss, the one end of flexure strip and the lateral wall fixed connection of boss, the other end are the free end, work as when the flexure strip offseted with the circuit board, the flexure strip produced the elastic bending deformation and driven the button and reset, be formed with the conduction portion on the bottom of boss, the conduction portion sets up directly over the switch, the conduction portion is used for the switch on the extrusion trigger circuit board.

Further, the upper cover is sleeved on the lower cover, a mounting plate is arranged in the lower cover, a plurality of mounting holes are formed in the mounting plate, the keys are respectively accommodated in one of the mounting holes, bosses on the keys are respectively abutted against the mounting plate, a plurality of connecting portions are formed on the side face of the mounting plate, a fixing groove matched with the shape of each connecting portion is formed in the lower cover, the connecting portions are erected on the fixing groove, and an elastic piece abutted against the connecting portions is arranged in the upper cover.

Furthermore, the lower cover is connected with a plurality of inserting blocks in a sliding mode, the sliding direction of the inserting blocks is perpendicular to the closing direction of the upper cover and the lower cover, inserting parts are formed at the tops of the inserting blocks, a plurality of fixing blocks are fixedly connected to the upper cover, inserting grooves which are inserted into the inserting parts are formed in the fixing blocks, and a driving assembly used for driving the inserting blocks to slide is arranged on the lower cover.

Further, drive assembly includes drive screw and the screw nut with drive screw threaded connection, drive screw's both ends rotate with the both sides wall that the lower cover is relative respectively and are connected, drive screw's one end runs through the lateral wall of lower cover, and fixedly connected with is used for driving drive screw pivoted and rotates the piece on this terminal surface, screw nut and inserted block fixed connection, set up on the corresponding position of upper cover and rotation piece and dodge the groove so that drive screw's terminal surface exposes in the upper cover.

Further, the lead screw nut comprises a first nut and a second nut, the screwing directions of the internal threads of the first nut and the internal threads of the second nut are opposite, and when the transmission lead screw rotates, the first nut and the second nut move oppositely or oppositely.

Furthermore, a first wedge surface is formed on the lower surface of the insertion part, a second wedge surface is formed at the position of the insertion groove opposite to the first wedge surface, and the first wedge surface is in sliding fit with the second wedge surface.

Furthermore, the elastic element is a second compression spring, and when the upper cover is covered on the lower cover, the first wedge surface can be abutted against the second wedge surface and drive the insertion part to fall into the insertion groove.

Further, the aperture of the communication hole is gradually reduced along the direction from the lower cover to the upper cover, the cross section of the key is matched with that of the communication hole, and the key is in sliding fit with the communication hole.

Compared with the prior art, the scheme has the beneficial effects that:

when the key is inclined, the elastic sheet close to the inclined side of the key is abutted against the circuit board, the key is under the elastic action of the elastic sheet, the elastic sheet pushes the key to deflect to the side far away from the inclined side to restore to the upright state, and the first compression spring drives the key to return to the initial position, so that the situation that the key generates a clamping piece is avoided; the aperture of the communicating hole is gradually reduced along the direction from the lower cover to the upper cover, the size of the head part of the key is smaller than the aperture of the section of the communicating hole close to one side of the circuit board, a certain inclined space is reserved for the key, the key can fall into the communicating hole after being inclined, and the key is restored to the initial position along the side part of the communicating hole; the upper cover and the lower cover are spliced through the splicing part of the splicing block and the splicing groove on the fixing block, so that the upper cover and the lower cover can be conveniently mounted and dismounted; after the upper cover and the lower cover are installed, the second compression spring is squeezed to enable the connecting portion on the installation plate to be abutted to the fixing groove, the elastic force on the second compression spring enables the upper cover and the lower cover to be separated from each other, the squeezing force between the plugging portion and the plugging groove is increased, the upper cover and the lower cover are enabled to be closed more tightly, and the upper cover and all parts in the upper cover are prevented from shaking in a natural state.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the embodiment;

FIG. 2 is a schematic view showing an internal structure of a lower cover in the embodiment;

FIG. 3 is a schematic cross-sectional view taken along line A-A in FIG. 1;

FIG. 4 is a schematic cross-sectional view of B-B in FIG. 1;

fig. 5 is a schematic view of the state that the inserting portion is not inserted into the inserting groove when the upper cover and the lower cover are closed.

Reference numerals in the drawings of the specification include:

1. an upper cover; 11. a communicating hole; 12. a second compression spring; 13. a fixed block; 131. inserting grooves; 132. A second wedge surface; 14. an avoidance groove; 2. a lower cover; 21. fixing grooves; 3. a circuit board; 31. a switch; 4. Pressing a key; 41. a boss; 411. an elastic sheet; 413. a conduction part; 5. mounting a plate; 51. a connecting portion; 52. Mounting holes; 6. a drive screw; 61. a lead screw nut; 611. a first nut; 612. a second nut; 62. Inserting a block; 621. a plug-in part; 622. a first wedge surface; 63. and a rotating member.

Detailed Description

The invention will be described in further detail by means of specific embodiments with reference to the accompanying drawings:

example (b):

the utility model provides an intelligence button control panel, as shown in fig. 1 and 3, including upper cover 1 and the lower cover 2 of dismantling the connection, upper cover 1 cover is located on lower cover 2, installs circuit board 3 on the lower cover 2, and circuit board 3 is provided with a plurality of switches 31, all is provided with button 4 on each switch 31, be provided with first compression spring (not shown in the figure) between button 4 and the circuit board 3, seted up on the position that upper cover 1 and button 4 correspond and intercommunicating pore 11, the top of button 4 runs through intercommunicating pore 11 and exposes in upper cover 1, and the aperture of intercommunicating pore 11 reduces along the direction of lower cover 2 to upper cover 1 gradually, the cross sectional shape of button 4 and the cross sectional shape looks adaptation of intercommunicating pore 11, and button 4 and intercommunicating pore 11 sliding fit. The bottom of button 4 is formed with boss 41, and boss 41 is cylindrically, and the lateral wall of boss 41 evenly is provided with a plurality of flexure strips 411 along circumference, the one end of flexure strip 411 and the lateral wall fixed connection of boss 41, the other end are the free end, work as when flexure strip 411 offsets with circuit board 3, flexure strip 411 receives the extrusion and produces the elastic bending deformation and drive button 4 and reset, form conduction portion 413 on the boss 41, conduction portion 413 sets up in the bottom of boss 41 and lies in directly over switch 31, conduction portion 413 is used for the switch 31 on the extrusion trigger circuit board 3. Be provided with the mounting panel 5 that is used for fixed button 4 in the lower cover 2, seted up a plurality of mounting holes 52 on the mounting panel 5, each button 4 holds respectively in one of them mounting hole 52, is formed with a plurality of connecting portion 51 on the side of mounting panel 5, set up the fixed slot 21 with the shape looks adaptation of connecting portion 51 on the lower cover 2, connecting portion 51 erects on fixed slot 21, is provided with the second compression spring 12 that offsets with connecting portion 51 in the upper cover 1.

As shown in fig. 2 and 4, a sliding groove is formed on the lower cover 2, a plurality of inserting blocks 62 are slidably connected in the sliding groove, the sliding direction of the inserting blocks 62 is perpendicular to the direction of the upper cover 1 and the lower cover 2, an inserting portion 621 is formed at the top of the inserting blocks 62, a plurality of fixing blocks 13 are fixedly connected on the upper cover 1, an inserting groove 131 inserted with the inserting portion 621 is formed in the fixing block 13, and a driving component for driving the inserting blocks 62 to slide is arranged on the lower cover 2. The driving assembly comprises a transmission lead screw 6 and a lead screw nut 61 in threaded connection with the transmission lead screw 6, two ends of the transmission lead screw 6 are respectively rotatably connected with two opposite side walls of the lower cover 2, one end of the transmission lead screw 6 penetrates through the side wall of the lower cover 2 and the end face, the transmission lead screw 6 is fixedly connected with a rotating piece 63 used for driving the transmission lead screw 6 to rotate, the lead screw nut 61 is fixedly connected with an inserting block 62, and an avoiding groove 14 is formed in the corresponding positions of the upper cover 1 and the rotating piece 63 so that the end face of the transmission lead screw 6 is exposed out of the upper cover 1. The lead screw nut 61 comprises a first nut 611 and a second nut 612, the internal thread directions of the first nut 611 and the second nut 612 are opposite, when the transmission lead screw 6 rotates, the first nut 611 and the second nut 612 on the same transmission lead screw 6 move towards or away from each other, and the first nut 611 and the second nut 612 are driven to move towards or away from each other.

As shown in fig. 5, the distance between the two mounting blocks 13 above the same drive screw 6 is greater than the length of the two insertion blocks 62, and when the drive screw 6 is rotated in the opposite direction, the two insertion blocks 13 on the drive screw 6 are close to each other to a certain position, and the two insertion blocks 62 can extend into the gap between the two fixed blocks 13. A first wedge surface 622 is formed on the lower surface of the insertion part 621, a second wedge surface 132 is formed at a position opposite to the first wedge surface 622 of the insertion groove 131, and the first wedge surface 622 and the second wedge surface 132 are in sliding fit. In a natural state, when the upper cover 1 is covered on the lower cover 2, the lower edge of the surface of the insertion part 621 close to the insertion groove 131 is higher than the lower edge of the notch of the insertion groove 131, and the first wedge surface 622 can abut against the second wedge surface 132 and drive the insertion part 621 to fall into the insertion groove 131.

The specific implementation mode of the scheme is as follows:

when the installation is carried out, the circuit board 3 is arranged in the lower cover 2, the keys 4 are arranged at the positions corresponding to the switches 31, the mounting plate 5 is arranged in the lower cover 2, the connecting parts 51 of the mounting plate 5 fall into the mounting grooves, and the head parts of the keys 4 respectively extend out of the mounting holes 52. Selecting a screwdriver matched with the shape of the rotating piece 63, and respectively and reversely rotating the two transmission screw rods 6 by the screwdriver to enable the first nut 611 and the second nut 612 on the same transmission screw rod 6 to be close to each other, the first nut 611 and the second nut 612 drive the insertion blocks 62 fixedly connected with the first nut 611 and the second nut 612 to be close to each other, covering the upper cover 1 on the lower cover 2, the two insertion blocks 62 on the same transmission screw rod 6 are accommodated between the two fixed blocks 13, the insertion part 621 is opposite to the corresponding insertion groove 131, each second compression spring 12 is respectively contacted with the corresponding connecting part 51 on the mounting plate 5, the head part of each key 4 extends out of the communicating hole 11, respectively and forwardly rotating the two transmission screw rods 6 to drive the first nut 611 and the second nut 612 on the same transmission screw rod 6 to be far away from each other, so that the insertion blocks 62 fixedly connected on the first nut 611 and the second nut 612 are far away from each other, the inserting portion 621 falls into the inserting groove 131, the first wedge surface 622 is in sliding fit with the second wedge surface 132, the screw 6 is driven to rotate forward, the side surface of the inserting block 62 abuts against the side surface of the fixing block 13, the upper cover 1 is fixed on the lower cover 2, the second compression spring 12 is compressed to fix the position of the mounting plate 5, and the lower surface of the mounting plate 5 abuts against the upper surface of the boss 41 to fix the mounting position of the key 4.

When the device is used, the key 4 is pressed, the first compression spring is squeezed and compressed, when the key 4 inclines, the elastic sheet 411 close to the inclined side of the key 4 is abutted to the circuit board 3, an elastic effect is generated on the elastic sheet 411, after the key 4 is loosened, the elastic sheet 411 pushes the key 4 to deflect to the side far away from the inclination to restore to the vertical state, and the first compression spring drives the key 4 to return to the initial position.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides an intelligence button control panel, is including upper cover (1) and lower cover (2) that can dismantle the connection, install circuit board (3) on lower cover (2), be provided with a plurality of switches (31) on circuit board (3), each switch (31) top all is provided with button (4), the first compression spring of fixedly connected with between button (4) and circuit board (3), intercommunicating pore (11) have been seted up on the position that upper cover (1) and button (4) correspond, the top of button (4) is run through intercommunicating pore (11) and is exposed in upper cover (1), its characterized in that: the bottom of button (4) is formed with boss (41), boss (41) are cylindrically, be provided with a plurality of flexure strips (411) along the circumference evenly distributed of boss (41) on boss (41), the one end of flexure strip (411) and the lateral wall fixed connection of boss (41), the other end are the free end, work as when flexure strip (411) offset with circuit board (3), flexure strip (411) are extrudeed and are produced the elastic bending deformation and drive button (4) and reset, be formed with conduction portion (413) on the bottom of boss (41), conduction portion (413) set up directly over switch (31), conduction portion (413) are used for extrudeing switch (31) on the trigger circuit board (3).

2. The intelligent key control panel of claim 1, wherein: the utility model discloses a novel anti-theft alarm device, including upper cover (1), lower cover (2), be provided with mounting panel (5) in lower cover (2), a plurality of mounting holes (52) have been seted up on mounting panel (5), each button (4) hold respectively in one of them mounting hole (52), each boss (41) on button (4) offset with mounting panel (5) respectively, be formed with a plurality of connecting portion (51) on the side of mounting panel (5), set up fixed slot (21) with the shape looks adaptation of connecting portion (51) on lower cover (2), connecting portion (51) erect on fixed slot (21), be provided with the elastic component that offsets with connecting portion (51) in upper cover (1).

3. The intelligent key control panel of claim 1, wherein: the improved structure of the plug-in block is characterized in that the lower cover (2) is connected with a plurality of plug-in blocks (62) in a sliding mode, the sliding direction of the plug-in blocks (62) is perpendicular to the covering direction of the upper cover (1) and the lower cover (2), plug-in portions (621) are formed at the tops of the plug-in blocks (62), a plurality of fixing blocks (13) are fixedly connected onto the upper cover (1), plug-in grooves (131) which are plugged with the plug-in portions (621) are formed in the fixing blocks (13), and a driving assembly used for driving the plug-in blocks (62) to slide is arranged on the lower cover (2).

4. The intelligent key control panel of claim 3, wherein: the drive assembly comprises a transmission lead screw (6) and a lead screw nut (61) connected with the transmission lead screw (6) in a threaded manner, the two ends of the transmission lead screw (6) are respectively connected with the two opposite side walls of the lower cover (2) in a rotating manner, one end of the transmission lead screw (6) penetrates through the side wall of the lower cover (2), and the end face is fixedly connected with a rotating piece (63) used for driving the transmission lead screw (6) to rotate, the lead screw nut (61) is fixedly connected with an inserting block (62), and the upper cover (1) and the position corresponding to the rotating piece (63) are provided with a avoiding groove (14) so that the end face of the transmission lead screw (6) is exposed out of the upper cover (1).

5. The intelligent key control panel of claim 4, wherein: the screw nut (61) comprises a first nut (611) and a second nut (612), the internal threads of the first nut (611) and the second nut (612) are opposite in rotation, and when the transmission screw (6) rotates, the first nut (611) and the second nut (612) move towards or away from each other.

6. The intelligent key control panel of claim 3, wherein: a first wedge surface (622) is formed on the lower surface of the insertion part (621), a second wedge surface (132) is formed at the position, opposite to the first wedge surface (622), of the insertion groove (131), and the first wedge surface (622) is in sliding fit with the second wedge surface (132).

7. The intelligent key control panel of claim 2, wherein: the elastic piece is a second compression spring (12), and when the upper cover (1) is covered on the lower cover (2), the first wedge surface (622) can be abutted against the second wedge surface (132) and drive the insertion part (621) to fall into the insertion groove (131).

8. The intelligent key control panel of claim 1, wherein: the aperture of the communicating hole (11) is gradually reduced along the direction from the lower cover (2) to the upper cover (1), the cross section of the key (4) is matched with that of the communicating hole (11), and the key (4) is in sliding fit with the communicating hole (11).