CN113223877B

CN113223877B - Sliding switching type double-pole unit multi-path electric brake device

Info

Publication number: CN113223877B
Application number: CN202110439912.9A
Authority: CN
Inventors: 陈婷婷; 王文轩; 马敏; 邓韦; 杜鹏飞
Original assignee: Nanjing College of Information Technology
Current assignee: Nanjing College of Information Technology
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2022-05-27
Anticipated expiration: 2041-04-23
Also published as: CN113223877A

Abstract

The invention discloses a sliding switching type double-pole unit multi-path electric brake device which comprises a machine base, wherein a static contact bar is arranged in the middle of the machine base and comprises at least two static contacts, and binding posts are arranged on the machine base on two sides of each static contact. Each terminal is hinged with a moving contact corresponding to the static contact, the moving contact on one side of the static contact row is fixed through a connecting rod, the moving contacts on two sides of the static contact on the right side of the machine base are provided with reset springs, an insulating support rod is fixed on the lower side of the free end of the moving contact, and a C-shaped sliding block connected with the machine base in a sliding mode is arranged below the edge support rod. The C-shaped sliding block can enable the moving contacts on two sides of the fixed contact to be linked, so that disconnection and connection linkage is realized, and the problem that the multi-path electric brake switch cannot realize connection and disconnection linkage of two lines is solved.

Description

Sliding switching type double-pole unit multi-path electric brake device

Technical Field

The invention relates to the technical field of electric switches, in particular to a sliding switching type double-pole unit multi-path electric switch device.

Background

With the development of science and technology and the progress of times, the development of the power field is rapid, the application of the electric switch in the power field is indispensable, when the traditional multi-path electric switch is used, only the same line can be connected or disconnected, and the connection or disconnection of two lines cannot be realized.

In addition, the electric brake device is generally sealed in the black box, and mechanical connection is usually adopted in the prior art to perform the operation outside the electric brake box, but the mechanical connection usually has gaps, so that moisture and dust are easily caused to enter the electric brake device, the electric brake device is failed, and the service life is shortened.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, provides a sliding switching type double-pole unit multi-way electric brake device, has the advantages of disconnection and connection linkage, and solves the problem that the existing multi-way electric brake switch cannot realize connection and disconnection linkage of two lines.

In order to achieve the purpose, the invention is realized by adopting the following technical scheme:

the invention provides a sliding switching type double-pole unit multi-path electric brake device which comprises a base, wherein a static contact bar is arranged in the middle of the base and comprises at least two static contacts, and binding posts are arranged on the base on two sides of each static contact; the movable contact device comprises a wiring terminal, and is characterized in that movable contacts corresponding to fixed contacts are hinged to the wiring terminal, the movable contacts on one side of each fixed contact row are fixed through connecting rods, return springs connected with a machine base are arranged on the movable contact rows on two sides of the fixed contact of the machine base respectively, an insulating support rod is fixed on the lower side of the free end of each movable contact, a C-shaped sliding block connected with the machine base in a sliding mode is arranged below each insulating support rod, and each C-shaped sliding block is provided with a wedge-shaped slope matched with the corresponding insulating support rod.

Furthermore, the C-shaped sliding block is connected with the machine base in a sliding mode through a sliding rail.

Furthermore, both sides of the opening of the C-shaped sliding block are provided with opposite wedge-shaped slopes, the two wedge-shaped slopes are symmetrically arranged, and the wedge-shaped slopes are matched with the edge supporting rods.

Furthermore, the static contacts are all fixed on the base through insulating connecting rods.

Furthermore, the connecting rod is connected with the moving contact in an insulating way.

Furthermore, the movable contacts on two sides of the fixed contact on the right side of the base are provided with reset springs connected with the base.

Furthermore, the device also comprises a shell covered on the periphery, a plurality of touch keys arranged on the shell, a microcontroller connected with the touch keys and a motor connected with the microcontroller; the motor is connected with the C-shaped sliding block through a guide rod and controls the C-shaped sliding block to move along the guide rail.

Further, the microcontroller comprises a control port and a plurality of touch ports, the microcontroller is respectively connected with the touch keys through the plurality of touch ports, and the touch ports correspond to the touch keys one to one; the touch key at least comprises an opening switch and a closing switch; the microcontroller is also provided with a power supply port for connecting a power supply and a grounding port for grounding, a resistor is connected between the control port and the touch port, and a capacitor is connected between the touch port and the ground; when a person touches and turns on the switch, the microcontroller controls the motor to drive the C-shaped sliding block to move inwards through the control port, and the electric brake device is switched on; when a person touches the closing switch, the microcontroller controls the motor to drive the C-shaped sliding block to move outwards through the control port, and the electric brake device is disconnected.

Furthermore, the motor is a servo motor, and a servo sliding block of the servo motor is connected with the guide rod.

Furthermore, the motor is an electric rotating machine, a disc is connected to an output shaft of the motor, one end of the guide rod is connected to the edge of the disc, and the other end of the guide rod is connected to one end of the C-shaped sliding block.

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

1. the C-shaped sliding block can enable moving contacts on two sides of the static contact to be linked, so that disconnection and connection linkage is realized, and the problem that a multi-path electric brake switch cannot realize connection and disconnection of two lines is solved;

2. according to the invention, the switch can be sealed in the box body through the shell and the touch keys, so that sealed driving is realized, dust and moisture are prevented from entering, and the service life of the device is prolonged.

Drawings

Fig. 1 is a schematic perspective view of a sliding switching type double-pole unit multi-way electric brake device according to the present invention;

fig. 2 is a schematic side view of a sliding switching type dual-blade unit multi-way electric brake device according to the present invention;

FIG. 3 is a schematic view of the housing structure according to the present invention;

FIG. 4 is a schematic view of a sealing driving device according to the present invention;

FIG. 5 is a circuit diagram of a microcontroller according to the present invention.

In the figure: 1. a machine base; 2. static contact; 3. a binding post; 4. a moving contact; 5. a connecting rod; 6. a return spring; 7. an insulating support rod; 8. a C-shaped sliding block; 9. a wedge-shaped slope; 10. a housing; 11. touching a key; 12. a microcontroller; 121. a control port; 122. a touch port; 123. a resistance; 124. a capacitor; 13. a motor; 131. a disc; 14. a guide bar; 15. a guide rail.

Detailed Description

The present embodiment is further described below with reference to the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solutions of the present embodiments, and the protection scope of the present embodiments is not limited thereby.

In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of describing the present embodiment and simplifying the description, but does not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, cannot be construed as limiting the present embodiment.

The first embodiment is as follows:

the embodiment provides a sliding switching type double-pole unit multi-path electric brake device, as shown in fig. 1, which includes a base 1, wherein the middle of the base 1 is provided with 2 rows of static contacts, each row of static contacts 2 includes at least two static contacts 2, and the base 1 on both sides of each static contact 2 is provided with a binding post 3; the movable contacts 4 corresponding to the fixed contacts 2 are hinged to the wiring terminals 3, the movable contacts 4 on one side of the rows of the fixed contacts 2 are fixed through connecting rods 5, return springs 6 connected with the base 1 are arranged on the rows of the movable contacts 4 on two sides of the fixed contacts 2 of the base 1 respectively, an insulating support rod 7 is fixed on the lower side of the free end of each movable contact 4, a C-shaped sliding block 8 connected with the base 1 in a sliding mode is arranged below each insulating support rod 7, and the C-shaped sliding block 8 is provided with a wedge-shaped slope 9 matched with the insulating support rod 7.

The implementation principle is as follows: during the use, remove C type slider 8 and make wedge slope 9 on it remove to make insulating support rod 7 reciprocate, realize connecting rod 5 drive moving contact 4 linkage under reset spring 6's effect, the C type slider 8 that adds can make the moving contact 4 linkage of static contact 2 both sides, thereby realize disconnection and switch-on linkage, solve the problem that two lines can not be realized to multichannel electric brake switch and connect and disconnect the linkage.

Example two:

the embodiment provides a sliding switching type double-pole unit multi-path electric brake device, as shown in fig. 1-2, which includes a base 1, wherein the middle of the base 1 is provided with 2 rows of static contacts, each row of static contacts 2 includes at least two static contacts 2, and the base 1 on both sides of each static contact 2 is provided with a binding post 3; moving contacts 4 corresponding to the static contacts 2 are hinged to the binding posts 3, the moving contacts 4 on one side of the row of the static contacts 2 are fixed through connecting rods 5, and the connecting rods 5 are connected with the moving contacts 4 in an insulating mode.

The moving contacts 4 rows on both sides of the static contact 2 are respectively provided with a reset spring 6 connected with the base 1, any moving contact 4 of the moving contacts 4 rows is provided with the reset spring 6, and the reset springs 6 provided with the two moving contacts 4 are arranged on the rightmost side in the embodiment.

An insulating support rod 7 is fixed on the lower side of the free end of the moving contact 4, a C-shaped sliding block 8 which is connected with the machine base 1 in a sliding mode through a sliding rail is arranged below the insulating support rod 7, and a wedge-shaped slope 9 matched with the insulating support rod 7 is arranged on the C-shaped sliding block 8. The static contacts 2 are all fixed on the base 1 through insulating connecting rods 5

Two opposite wedge-shaped slopes 9 are arranged on two sides of the opening of the C-shaped sliding block 8, the two wedge-shaped slopes 9 are symmetrically arranged, and the wedge-shaped slopes 9 are matched with the edge supporting rods.

The electric brake device is generally sealed in a black box, mechanical connection is usually adopted to carry out the operation outside the electric brake box in the prior art, but the mechanical connection usually has gaps, so that moisture and dust are easy to enter the electric brake device, the electric brake device is disabled, the service life is reduced, meanwhile, a key type button is easy to damage, and a certain key life is provided.

As shown in fig. 3, the device is provided with a shell 10 covering the periphery and a plurality of touch keys 11 arranged on the shell 10, wherein the touch keys 11 are connected with a microcontroller 12, and the microcontroller 12 is connected with a motor 13 for controlling the C-shaped sliding block 8; the motor 13 is connected with the C-shaped sliding block 8 through a guide rod 14, and controls the C-shaped sliding block 8 to move along a guide rail 15.

As shown in fig. 5, the microcontroller 12 includes a control port 121 and a plurality of touch ports 122, the microcontroller 12 is connected to the touch keys 11 through the plurality of touch ports 122, and the touch ports 122 correspond to the touch keys 11 one to one; the touch key 11 at least comprises an on switch and an off switch; the microcontroller 12 is further provided with a power port for connecting a power supply and a ground port for grounding, a resistor 123 is connected between the control port 121 and the touch port 122, and a capacitor 124 is connected between the touch port 122 and the ground; when a person touches and turns on the switch, the microcontroller 12 controls the motor 13 to drive the C-shaped sliding block 8 to move inwards through the control port 121, and a switch device is switched on; when a person touches the off switch, the microcontroller 12 controls the motor 13 to drive the C-shaped slider 8 to move outwards through the control port 121, and the electric brake device is switched off.

When the control port 121 outputs a high level, the capacitor 124 is charged, and when the touch port 122 detects a high level, the microcontroller 12 calculates a charging time; when no person touches the touch port 122, the charging time is determined by the time constants of the resistor 123 and the capacitor 124, and when a person touches the touch port 122, the human body is used as a capacitor 124 to be connected in parallel with the capacitor 124 on the touch port 122 of the microcontroller 12, so that the charging time is prolonged; the microcontroller 12 determines the presence or absence of a signal by comparing the length of the charging time. When the device is in a power-on state, the microcontroller 12 scans each touch port 122 to detect the static charging time of each touch port 122 as a reference time; after the present invention enters the working state, the microcontroller 12 scans the charging time of each touch port 122, and when the charging time of a certain touch port 122 is greater than the reference time, a signal is input to the port.

The motor 13 of the embodiment has two options, one is the servo motor 13, a servo sliding block of the servo motor 13 is connected with the guide rod 14, and the servo motor 13 is accurately controlled and is convenient to install; as shown in fig. 4, the other type is an electric rotating machine, a disc 131 is connected to an output shaft of the motor 13, one end of the guide rod 14 is connected to the edge of the disc 131, and the other end of the guide rod is connected to one end of the C-shaped slider 8.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature, and in the description of the invention, "plurality" means two or more unless explicitly specifically defined otherwise.

In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

In the description herein, reference to the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.

Claims

1. A sliding switching type double-pole unit multi-path electric brake device comprises a base (1) and is characterized in that a static contact row is arranged in the middle of the base (1) and comprises at least two static contacts (2), and binding posts (3) are arranged on the base (1) on two sides of each static contact (2); moving contacts (4) corresponding to the fixed contacts (2) are hinged to the wiring terminals (3), the moving contacts (4) on one side of each fixed contact row are fixed through connecting rods (5), return springs (6) are arranged on the moving contacts (4) on two sides of the fixed contacts (2) on the right side of the base (1), an insulating support rod (7) is fixed on the lower side of the free end of each moving contact (4), a C-shaped sliding block (8) connected with the base (1) in a sliding mode is arranged below the insulating support rod (7), and a wedge-shaped slope (9) matched with the insulating support rod (7) is arranged on the C-shaped sliding block (8);

two opposite wedge-shaped slopes (9) are arranged on two sides of the opening of the C-shaped sliding block (8), the two wedge-shaped slopes (9) are symmetrically arranged, and the wedge-shaped slopes (9) are matched with the insulating supporting rod (7);

the device also comprises a shell (10) covered on the periphery, a plurality of touch keys (11) arranged on the shell (10), a microcontroller (12) connected with the touch keys (11) and a motor (13) connected with the microcontroller (12); the motor (13) is connected with the C-shaped sliding block (8) through a guide rod (14) and controls the C-shaped sliding block (8) to move along the guide rail;

the microcontroller (12) comprises a control port (121) and a plurality of touch ports (122), the microcontroller (12) is respectively connected with the touch keys (11) through the plurality of touch ports (122), and the touch ports (122) correspond to the touch keys (11) one by one; the touch key (11) at least comprises an opening switch and a closing switch;

the microcontroller (12) is also provided with a power supply port for connecting a power supply and a grounding port for grounding, a resistor (123) is connected between the control port (121) and the touch port (122), and a capacitor (124) is connected between the touch port (122) and the ground;

when a person touches and turns on the switch, the microcontroller (12) controls the motor (13) to drive the C-shaped sliding block (8) to move inwards through the control port (121) to switch on the electric brake device;

when a person touches the closing switch, the microcontroller (12) controls the motor (13) through the control port (121) to drive the C-shaped sliding block (8) to move outwards, and the electric brake device is switched off.

2. The sliding switching type double-pole unit-multiplex electric brake device according to claim 1, wherein: the C-shaped sliding block (8) is connected with the machine base (1) in a sliding mode through a sliding rail.

3. The sliding switching type double-pole unit-multiplex electric brake device according to claim 1, wherein: and the static contacts (2) are fixed on the base (1) through insulating connecting rods.

4. The sliding switching type double-pole unit-multiplex electric brake device according to claim 1, wherein: the connecting rod (5) is connected with the moving contact (4) in an insulating way.

5. The sliding switching type double-pole unit-multiplex electric brake device according to claim 1, wherein: the moving contact (4) is connected with the engine base (1) through a return spring (6).

6. The sliding switching type double-pole unit-multiplex electric brake device according to claim 1, wherein: the motor (13) is a servo motor (13), and a servo sliding block of the servo motor (13) is connected with the guide rod (14).

7. The sliding switching type double-pole unit-multiplex electric brake device according to claim 1, wherein: the motor (13) is an electric rotating machine, the output shaft of the motor (13) is connected with a disc (131), one end of a guide rod (14) is connected to the edge of the disc (131), and the other end of the guide rod is connected to one end of the C-shaped sliding block (8).