Liftable formula sales counter in district of standing
Technical Field
The invention relates to a counter of an office hall, in particular to a liftable counter of a standing area.
Background
In organizations such as banks, hospitals and administrative offices, the height of a counter in a working hall is fixed, but the heights of people working in the future are different, and the counter looks too high for shorter people like children, so that people need to stand on feet to do work, which is very inconvenient.
Disclosure of Invention
The invention aims to solve the technical problem of providing a lifting counter in a standing area, which can adjust the height difference between a person and the counter and is convenient for the person to work.
The invention is realized by the following steps: a liftable stand area counter, comprising:
the counter comprises a counter main body, wherein a standing area is arranged in front of the counter main body;
the scissor type lifting mechanism is positioned in the standing area;
the supporting plate is fixedly arranged at the top of the scissor type lifting mechanism;
the motor is in driving connection with the scissor type lifting mechanism;
the ultrasonic sensor is fixedly arranged on the counter main body and is also positioned above the standing area;
and the controller is electrically connected with the motor and the ultrasonic sensor.
Further, still include:
and the limit switch is fixedly arranged on the front side surface of the counter main body and is also electrically connected with the controller.
Further, still include:
and the storage battery is electrically connected with the controller.
Further, still include:
the supporting cylinder is provided with a first jack and is hinged with the side wall of the standing area;
the pull rod is provided with a plurality of second jacks, the upper end of the pull rod is hinged with the lower side surface of the supporting plate, and the lower end of the pull rod is connected with the inner cavity of the supporting cylinder in a sliding manner;
the electromagnet is fixedly arranged on the outer wall of the supporting cylinder;
the relay is electrically connected with the electromagnet and the controller;
the supporting seat is fixedly arranged on the outer wall of the supporting cylinder;
the iron bolt is connected with the first jack in a sliding mode and can be inserted into the second jack;
and one end of the extension spring is fixedly connected with the supporting seat, and the other end of the extension spring is fixedly connected with the iron bolt.
Further, the scissor lift mechanism comprises:
the lower end of the first compression spring is fixedly connected with the ground of the standing area;
the first base is fixedly connected with the upper end of the first compression spring;
the lower end of the second compression spring is fixedly connected with the ground of the standing area;
the second base is fixedly connected with the upper end of the second compression spring;
the first top seat is fixedly connected with the lower side surface of the supporting plate;
the second top seat is fixedly connected with the lower side surface of the supporting plate;
the first sliding seat is connected with the lower side surface of the supporting plate in a sliding manner;
the second sliding seat is connected with the lower side surface of the supporting plate in a sliding manner;
the upper end of the first fork arm is hinged with the first top seat, and the lower end of the first fork arm is provided with a first hook hole;
the second fork arm is hinged with the first fork arm, the upper end of the second fork arm is hinged with the first sliding seat, and the lower end of the second fork arm is hinged with the first base;
the upper end of the third fork arm is hinged with the second top seat, and the lower end of the third fork arm is provided with a second hook hole;
the fourth fork arm is hinged with the third fork arm, the upper end of the fourth fork arm is hinged with the second sliding seat, and the lower end of the fourth fork arm is hinged with the second base;
one end of the cross rod is fixedly connected with the lower end of the first fork arm, and the other end of the cross rod is fixedly connected with the lower end of the third fork arm;
the rotating shaft is in transmission connection with an output shaft of the motor;
the wheel center of the first hook wheel is fixedly connected with the rotating shaft, and the hook part of the first hook wheel can hook the first hook hole;
and the wheel center of the second hook wheel is fixedly connected with the rotating shaft, and the hook part of the second hook wheel can hook the second hook hole.
The invention has the advantages that: 1. the ultrasonic sensor detects the height of a person in a standing area, height information is fed back to the controller, the controller drives the scissor-type lifting mechanism through the motor to change the position of the supporting plate, and the height difference between an adjusting person and a counter is adjusted to a proper range, so that the person can work conveniently. 2. The limit switch prevents the support plate from rising beyond the limit. 3. The storage battery provides a standby power supply. 4. Can pin automatically between a supporting cylinder and the pull rod, improve the stability of backup pad. 5. Adopt the hook wheel drive yoke to carry out the lift work, novel structure is unique, and compression spring plays the cushioning effect.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a standing area liftable counter of the invention.
Fig. 2 is a schematic diagram of the position of the iron bolt when the electromagnet is not energized in the present invention.
Fig. 3 is a schematic diagram of the position of the iron bolt when the electromagnet is energized in the present invention.
Fig. 4 is a schematic view of the connection of a first prong to a second prong in the present invention.
FIG. 5 is a schematic view of the connection of the third yoke to the fourth yoke according to the present invention.
Fig. 6 is a schematic connection diagram of the motor, the rotating shaft, the first hook wheel and the second hook wheel in the invention.
FIG. 7 is a schematic view of the cross bar, first yoke and third yoke of the present invention.
Fig. 8 is a schematic structural view of the locking groove and the protrusion of the present invention.
Reference numerals: a counter body 1; a scissor lift mechanism 2; a first compression spring 21; a card slot 211; a first base 22; a convex portion 221; a second compression spring 23; a second base 24; a first top seat 25; a second top seat 26; a first carriage 27; a second carriage 28; a first yoke 29; a second prong 210; a third trifurcated arm 220; a fourth yoke 230; a cross bar 240; a rotating shaft 250; a first hook wheel 260; a hook portion 2601; a second hook wheel 270; the hook portion 2701; a support plate 3; a motor 4; an ultrasonic sensor 5; a controller 6; a limit switch 7; a battery 8; a plug 81; a support cylinder 9; a first insertion hole 91; a pull rod 10; a second jack 101; an electromagnet 20; a relay 201; a support base 30; an iron bolt 301; the spring 302 is extended.
Detailed Description
The embodiment of the invention provides a lifting counter of a standing area, overcomes the defect that a person with a short height is inconvenient to handle the counter in the prior art, and achieves the technical effects of adjusting the height difference between the person and the counter and facilitating the handling of the person.
In order to solve the above disadvantages, the technical solution in the embodiment of the present invention has the following general idea: according to the principle of an ultrasonic height measuring instrument, an ultrasonic sensor is arranged to detect the height of a person in a standing area, height information is fed back to a controller, and the controller calculates according to preset counter height parameters and appropriate working height parameters to obtain a result value; then the controller is according to the numerical value of result, through motor drive scissors fork elevating system, changes the position of backup pad, and the difference in height of adjustment personnel and sales counter is to suitable scope, makes things convenient for personnel to do things.
For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.
Referring to fig. 1 to 8, a preferred embodiment of a standing area liftable counter of the present invention.
The invention comprises the following steps: the counter comprises a counter main body 1, wherein a standing area is arranged in front of the counter main body 1; the scissor type lifting mechanism 2 is positioned in the standing area; the supporting plate 3 is fixedly arranged at the top of the scissor type lifting mechanism 2; the scissor lift mechanism 2 changes the position of the support plate 3, thereby adjusting the difference in height between a person standing on the support plate 3 and a counter. The motor 4 is in driving connection with the scissor type lifting mechanism 2; as for the scissor lift mechanism 2, reference is made to publication No. CN209906269U, patent document entitled "a scissor lift mechanism". The ultrasonic sensor 5 is fixedly arranged on the counter main body 1 and is also positioned above the standing area; and a controller 6 electrically connected to the motor 4 and the ultrasonic sensor 5. The ultrasonic sensor 5 is used for detecting the height of the office staff and feeding back the height information to the controller 6, and the controller 6 calculates according to the preset counter height parameter and the appropriate office height parameter to obtain a result value; then the controller 6 drives the scissor-type lifting mechanism 2 through the motor 4 according to the result numerical value, changes the position of the supporting plate 3, adjusts the height difference between the personnel and the counter to a proper range, and facilitates the personnel to work. When the affairs of the office staff are finished, the controller 6 controls the scissor-type lifting mechanism 2 to descend and the support plate 3 returns to the original position by pressing a button of the controller 6 on the counter. The controller 6 is Arduino; arduino is an open-source electronic prototype platform which is convenient, flexible and convenient to use; arduino can sense the environment through various sensors, feedback through control of lights, motors and other devices, and affect the environment.
And the limit switch 7 is fixedly arranged on the front side surface of the counter main body 1 and is also electrically connected with the controller 6. After the supporting plate 3 rises to the position of the limit switch 7, the limit switch 7 senses the supporting plate 3 and feeds back a signal to the controller 6, and the controller 6 controls the motor 4 to stop running, so that the supporting plate 3 is prevented from rising beyond the limit.
The battery 8 is electrically connected with the controller 6; the battery 8 provides a standby power supply. The plug 81 of the battery 8 is connected with a power socket to provide power for the invention; when the power socket is powered off, the storage battery 8 provides standby power.
The invention also includes: the supporting cylinder 9 is provided with a first jack 91, and the supporting cylinder 9 is hinged with the side wall of the standing area; the pull rod 10 is provided with a plurality of second jacks 101, the upper end of the pull rod 10 is hinged with the lower side surface of the support plate 3, and the lower end of the pull rod 10 is connected with the inner cavity of the support cylinder 9 in a sliding manner; the electromagnet 20 is fixedly arranged on the outer wall of the supporting cylinder 9; a relay 201 electrically connected to the electromagnet 20 and the controller 6; the supporting seat 30 is fixedly arranged on the outer wall of the supporting cylinder 9; an iron bolt 301 slidably connected to the first insertion hole 91 and capable of being inserted into the second insertion hole 101; one end of the extension spring 302 is fixedly connected with the support seat 30, and the other end of the extension spring 302 is fixedly connected with the iron bolt 301. Before the scissor-type lifting mechanism 2 starts to lift, the controller 6 enables the coil of the electromagnet 20 to be powered off through the relay 201, and the iron bolt 301 is separated from the second jack 101 under the action of the extension spring 302; then, in the lifting process of the scissor type lifting mechanism 2, the pull rod 10 slides in the support cylinder 9; when the scissor-type lifting mechanism 2 stops lifting, the controller 6 enables the coil of the electromagnet 20 to be electrified through the relay 201, the electromagnet 20 attracts the iron bolt 301, the iron bolt 301 is inserted into the second jack 101 through the first through hole, the pull rod 10 and the support barrel 9 are locked, and the stability of the support plate 3 is improved. Wherein the supporting cylinder 9, the pull rod 10, the supporting seat 30 and the like are made of nonferrous element materials.
The scissor type lifting mechanism can also be of the following structure; cut fork elevating system and include: the lower end of the first compression spring 21 is fixedly connected with the ground of the standing area; a first base 22 fixedly connected with the upper end of the first compression spring 21; the lower end of the second compression spring 23 is fixedly connected with the ground of the standing area; a second base 24 fixedly connected to an upper end of the second compression spring 23; a first top seat 25 fixedly connected to the lower side surface of the support plate 3; a second top seat 26 fixedly connected to the lower side surface of the support plate 3; a first slide carriage 27 slidably connected to the lower side surface of the support plate 3; a second slide 28 slidably connected to the lower side of the support plate 3; the upper end of the first fork arm 29 is hinged with the first top seat 25, and the lower end of the first fork arm 29 is provided with a first hook hole; a second fork arm 210 hinged to the first fork arm 29, an upper end of the second fork arm 210 being hinged to the first carriage 27, and a lower end of the second fork arm 210 being hinged to the first base 22; the upper end of the third forked arm 220 is hinged to the second top seat 26, and the lower end of the third forked arm 220 is provided with a second hook hole; a fourth yoke 230 hinged to the third yoke 220, wherein an upper end of the fourth yoke 230 is hinged to the second carriage 28, and a lower end of the fourth yoke 230 is hinged to the second base 24; a cross bar 240, wherein one end of the cross bar 240 is fixedly connected with the lower end of the first fork arm 29, and the other end of the cross bar 240 is fixedly connected with the lower end of the third fork arm 220; the rotating shaft 250 is in transmission connection with an output shaft of the motor 4; a first hook wheel 260, wherein the wheel center of the first hook wheel 260 is fixedly connected with the rotating shaft 250, and the hook portion 2601 of the first hook wheel 260 can be hooked in the first hook hole; the wheel center of the second hook wheel 270 is fixedly connected with the rotating shaft 250, and the hook portion 2701 of the second hook wheel 270 can hook the second hook hole. The hook portion 2601 of the first hook wheel 260 faces opposite to the hook portion 2701 of the second hook wheel 270; when the motor 4 drives the rotating shaft 250 to rotate in the forward direction for a certain angle, the hook portion 2601 of the first hook wheel 260 hooks the first hook hole, and then the lower end of the first yoke 29 is pulled outward, the hook portion 2701 of the second hook wheel 270 disengages from the second hook hole, the distance between the lower ends of the first yoke 29 and the second yoke 210 becomes larger, the distance between the lower ends of the third yoke 220 and the fourth yoke 230 becomes larger, and the supporting plate 3 moves downward. When the motor 4 drives the rotating shaft 250 to rotate reversely by a certain angle, the hook portion 2601 of the first hook wheel 260 is disengaged from the first hook hole, the hook portion 2701 of the second hook wheel 270 is hooked on the second hook hole, and then the lower end of the third prong 220 is pulled inward, the distance between the lower ends of the third prong 220 and the fourth prong 230 becomes smaller, the distance between the lower ends of the first prong 29 and the second prong 210 becomes smaller, and the supporting plate 3 moves upward. The first compression spring 21 and the second compression spring 23 play a role of buffering; the upper ends of the first compression spring and the second compression spring 23 are respectively provided with a clamping groove 211, the lower ends of the first base 22 and the second base 24 are respectively provided with a convex part 221, and the convex parts 221 are clamped in the clamping grooves 211, so that the assembly and disassembly are convenient.
The invention relates to a working mode of a lifting counter in a standing area, which comprises the following steps: in the mode (1), a clerk goes to a counter, when the clerk enters a standing area and stands on a support plate 3, an ultrasonic sensor 5 detects the height of the clerk and feeds back the height information to a controller 6, the controller 6 drives a scissor type lifting mechanism through a motor 4, the position of the support plate 3 is changed, and the height difference between the clerk and the counter is adjusted to be within a proper range; after the affairs of the personnel are done, the counter button is pressed, the controller 6 drives the scissor type lifting mechanism through the motor 4, and the supporting plate 3 returns to the original position. Mode (2), the personnel of handling the affairs go to the sales counter, get into the district of standing and be close to backup pad 3 back when the personnel of handling the affairs, ultrasonic sensor 5 detects the height of the personnel of handling the affairs, then 6 control of controller change backup pad 3's position, when backup pad 3 stops the back, the personnel of handling the affairs just stand in backup pad 3, the difference in height of the personnel of handling the affairs and sales counter this moment is in appropriate scope, makes things convenient for the personnel of handling the affairs at the sales counter.
Although specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the appended claims.