CN210015513U

CN210015513U - 485 protocol acquisition card

Info

Publication number: CN210015513U
Application number: CN201920886496.5U
Authority: CN
Inventors: 荣卫方
Original assignee: Shandong Guiwang Electronic Technology Co Ltd
Current assignee: Inner Mongolia Tianyou Qicheng Power Engineering Co.,Ltd.
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-02-04
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses a 485 agreement collection card, including the collection card main part, the one end fixedly connected with collection card baffle of collection card main part, the fixed trompil in a side middle part of collection card baffle has the aviation connector hole, the first ear of one end fixedly connected with of collection card baffle, the fixed trompil in side center department of first ear has first mounting hole, the utility model discloses in, install in collection card main part front end through being provided with golden finger connector, install the aviation connector hole in the collection card baffle is positive, will gather the card baffle and fix with the collection card main part, with the environment acquisition unit of whole device sensor, golden finger connector is connected to the sensor, through the screw fixed connection of first mounting hole, second mounting hole, fixes the device on the sensor, and outside RS485 communication equipment inserts the connecting hole through aviation and comes the data.

Description

485 protocol acquisition card

Technical Field

The utility model belongs to the technical field of safety guard, fire alarm, environmental monitoring, illumination, video monitoring, meteorological monitoring and other all kinds of auxiliary assembly's information acquisition, specifically be 485 protocol collection cards.

Background

Due to the fact that economic and social development of various regions is unbalanced, after related systems are built, construction manufacturers are different, and other factors exist, and problems of information interaction obstacle, function fusion and the like exist among the related systems.

The existing data acquisition equipment is provided with a plurality of communication interfaces, the cost is high, and the interfaces cannot be fully used in practical application. Meanwhile, the sensor interfaces required to be connected to the data acquisition equipment are various, and the data acquisition equipment can only be connected with a pre-designed sensor.

The acquisition card is matched with the environmental data acquisition unit, acquires external sensor data through RS485 communication, and efficiently transmits the acquired data to the acquisition unit.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem of inconvenient data acquisition of the sensor, a 485 protocol acquisition card is provided.

The utility model adopts the technical scheme as follows:

485 agreement collection card, including the collection card main part, the one end fixedly connected with of collection card main part gathers the card baffle, the fixed trompil in a side middle part of gathering the card baffle has the aviation plug connecting hole, the first ear of one end fixedly connected with of collection card baffle, the fixed trompil in side center department of first ear has first mounting hole, the other end fixedly connected with second ear of gathering the card baffle, the fixed trompil in side center department of second ear has the second mounting hole, the other end upside fixedly connected with golden finger connector of collection card main part, one side external surface fixedly connected with 485 of collection card main part keeps apart power supply circuit, board loading MCU, 485 protection circuit, DCDC power supply circuit, keep apart power supply circuit, discharge tube, PPTC, protection circuit.

The MCU is electrically connected with the golden finger connector, the DCDC power circuit and the 485 isolation power circuit, and the 485 isolation power circuit is electrically connected with the 485 protection circuit.

The golden finger connector is electrically connected with the DCDC power circuit and the isolation power circuit, the type of the golden finger connector is JYF-7272VT-001, and the golden finger connector is of a detachable structure relative to the acquisition card main body.

The aviation plug connecting hole is electrically connected with the 485 protection circuit and the isolation power circuit, the model of the aviation plug connecting hole is HRS, and the aviation plug connecting hole is of a cylindrical structure.

The type of the acquisition card main body is RS485, and the acquisition card main body is of a cuboid structure.

The device comprises an acquisition card body, an acquisition card baffle, a detachable mechanism and a detachable mechanism, wherein the acquisition card baffle is fixedly connected to one end of the acquisition card body and is made of aluminum alloy.

The protection circuit is TVS three-level protection.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through being provided with the aviation plug connecting hole, can be connected with external RS485 communicator, real-time data exchanges through the bank, and need not reuse other converter cooperation works, uses aviation plug connecting hole equipment with low costs.

2. The utility model discloses in, through being provided with golden finger connector and collection card main part cooperation work, through golden finger connector connected mode, guaranteed the good contact of signal and plug-and-play, plug-and-play's nimble operation mode, make the device whole with by collection sensor acquisition unit installation dismantlement convenience.

3. The utility model discloses in, through being provided with DCDC power supply circuit, 485 isolating circuit, 485 protection circuit cooperation work, guaranteed the safety and stability of collection card device circuit.

4. The utility model discloses in, through the work that is provided with discharge tube, PPTC, protection circuit, and protection circuit is the tertiary protection of TVS, makes the collection card have outstanding anti-surge, lightning protection and connects wrong ability.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic view of the operation of the apparatus of the present invention;

FIG. 3 is a schematic front view of the present invention;

the labels in the figure are: 1. a collection card main body; 2. a collecting card baffle; 3. an aviation plug connecting hole; 4. a first ear; 5. a first mounting hole; 6. a second ear; 7. a second mounting hole; 8. a gold finger connector; 9. 485 isolating power supply circuit; 10. an onboard MCU; 11. 485 a protection circuit; 12. a DCDC power supply circuit; 13. an isolated power supply circuit; 14. a discharge tube; 15. PPTC; 16. and a protection circuit.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the 485 protocol acquisition card comprises an acquisition card body 1, an acquisition card baffle 2 fixedly connected to one end of the acquisition card body 1, an aviation plug connecting hole 3 is fixedly formed in the middle of one side face of the collecting card baffle 2, one end of the collecting card baffle 2 is fixedly connected with a first lug 4, a first mounting hole 5 is fixedly arranged at the center of the side surface of the first lug 4, a second lug 6 is fixedly connected at the other end of the collecting card baffle 2, a second mounting hole 7 is fixedly arranged at the center of the side surface of the second lug 6, a golden finger connector 8 is fixedly connected with the upper side of the other end of the acquisition card main body 1, the outer surface of one side of the acquisition card main body 1 is fixedly connected with a 485 isolation power supply circuit 9, an onboard MCU10, a 485 protection circuit 11, a DCDC power supply circuit 12, an isolation power supply circuit 13, a discharge tube 14, a PPTC15 and a protection circuit 16.

Further, MCU and golden finger connector 8, DCDC power supply circuit 12, 485 keep apart power supply circuit 9 and are electric connection, 485 keep apart power supply circuit 9 and 485 protection circuit 11 electric connection, power supply circuit safety and stability has the high-efficient data collection ability.

Furthermore, the golden finger connector 8 is electrically connected with the DCDC power circuit 12 and the isolation power circuit 13, the type of the golden finger connector 8 is JYF-7272VT-001, the golden finger connector 8 is of a detachable structure relative to the acquisition card main body 1, and the golden finger connection mode ensures good signal contact and a flexible operation mode of using and inserting.

Further, the aviation plug connecting hole 3 is electrically connected with the 485 protection circuit 11 and the isolation power supply circuit 13, the model of the aviation plug connecting hole 3 is HRS, the aviation plug connecting hole 3 is of a cylindrical structure, is convenient to connect and use, and does not need to use a conversion plug.

Furthermore, the type of the acquisition card main body 1 is RS485, and the acquisition card main body 1 is of a cuboid structure, so that the acquisition card main body is small and thin and is convenient to mount on a sensor.

Furthermore, one end of the acquisition card main body 1 is fixedly connected with an acquisition card baffle 2, the acquisition card baffle 2 is a detachable mechanism relative to the acquisition card main body 1, the acquisition card baffle 2 is made of aluminum alloy, and the structural strong dismounting is convenient.

Further, the protection circuit 16 is a TVS three-level protection, so as to better protect the acquisition card.

The working principle is as follows: the golden finger connector 8 is arranged at the front end of the acquisition card main body 1, the aviation plug connecting hole 3 is arranged in the center of the acquisition card baffle 2, the acquisition card baffle 2 is fixed with the acquisition card main body 1, the environment acquisition unit of the whole sensor is arranged, the golden finger connector 8 is connected to the sensor, the device is fixed on the sensor through the screw fixed connection of the first mounting hole 5 and the second mounting hole 7, and external RS485 communication equipment sends data through the aviation plug connecting hole 3.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1.485 agreement collection card, including collection card main part (1), its characterized in that: card baffle (2) are gathered to the one end fixedly connected with of collection card main part (1), a side middle part fixed open pore of gathering card baffle (2) has aviation plug connecting hole (3), gather the first ear (4) of the one end fixedly connected with of card baffle (2), the fixed open pore of side center department of first ear (4) has first mounting hole (5), gather the other end fixedly connected with second ear (6) of card baffle (2), the side center department fixed open pore of second ear (6) has second mounting hole (7), the other end upside fixedly connected with golden finger connector (8) of collection card main part (1), one side outer surface fixedly connected with 485 isolation power supply circuit (9), board-mounted MCU (10), 485 protection circuit (11), DCDC power supply circuit (12), isolation power supply circuit (13) of collection card main part (1), Discharge tube (14), PPTC (15), protection circuit (16).

2. The 485 protocol acquisition card according to claim 1, wherein: MCU and golden finger connector (8), DCDC power supply circuit (12), 485 keep apart power supply circuit (9) and are electric connection, 485 keep apart power supply circuit (9) and 485 protection circuit (11) electric connection.

3. The 485 protocol acquisition card according to claim 1, wherein said golden finger connector (8) is electrically connected to both said DCDC power supply circuit (12) and said isolation power supply circuit (13), said golden finger connector (8) is of the type JYF-7272VT-001, and said golden finger connector (8) is detachable with respect to said acquisition card body (1).

4. The 485 protocol acquisition card according to claim 1, wherein: aviation plug connecting hole (3) and 485 protection circuit (11), keep apart the equal electric connection of power supply circuit (13), aviation plug connecting hole (3) model is the HRS, aviation plug connecting hole (3) are the cylinder structure.

5. The 485 protocol acquisition card according to claim 1, wherein: the type of the acquisition card main body (1) is RS485, and the acquisition card main body (1) is of a cuboid structure.

6. The 485 protocol acquisition card according to claim 1, wherein: the one end fixedly connected with of collection card main part (1) gathers card baffle (2), it is detachable mechanism for collection card main part (1) to gather card baffle (2), the material of gathering card baffle (2) is the aluminum alloy.

7. The 485 protocol acquisition card according to claim 1, wherein: the protection circuit (16) is TVS three-level protection.