Quick wiring device capable of preventing wire shearing

Abstract

The utility model discloses an anti-trimming rapid wiring device, comprising a female head and a male head, the female head is provided with jacks, the male head is provided with pins, the pins and the jacks are in one-to-one correspondence plugging connection, the female head is connected with a remote transmission device, the male head is connected with a flowmeter, the jacks comprise a first alarm jack and a second alarm jack, and the first alarm jack is connected with the second alarm jack. The contact pins comprise a first alarm contact pin and a second alarm contact pin, the first alarm contact pin is correspondingly inserted into the first alarm jack for connection, the second alarm contact pin is correspondingly inserted into the second alarm jack for connection, and the first alarm contact pin and the second alarm contact pin are connected in the male head through the connecting line; the first alarm jack and the second alarm jack are connected with the remote transmission device through alarm wires. According to the utility model, the two short-circuited contact pins are arranged in the male head, and the two contact pins are connected with the remote transmission device through the female head, so that the connection state of the connection assembly can be effectively monitored, and the on-site maintenance cost and the personnel management cost are greatly saved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas flow monitoring, and particularly relates to an anti-cutting and quick wiring device. Background Art

[0002] Industrial and commercial users are large consumers of gas, bringing huge economic benefits to gas companies. However, effectively monitoring them to ensure safe and standardized gas use has also become a key task for gas companies.

[0003] At present, the promotion of installing remote transmission devices on flow meters for industrial and commercial users has been gradually carried out. The connection between the flow meter and the remote transmission device includes two modes: wired connection and wireless connection. Among them, the wired connection is stable and reliable, not affected by signals, but requires wiring, and the installation and maintenance costs are high. The wireless connection is convenient and fast for wiring, suitable for scenarios with long distances or where wiring is impossible, but it is easily affected by factors such as signal strength, signal coverage, and transmission rate.

[0004] Most of the wired connection modes between the flow meter and the remote transmission device use aviation plug components for connection. In actual applications, when the connection of the aviation plug components is interrupted due to human damage, metering requirements, or non-human damage and data transmission cannot be carried out, management personnel cannot immediately obtain relevant information and make abnormal judgments, and need to go to the site for confirmation, which greatly increases the management cost.

[0005] In view of the above defects, the creator of the utility model finally obtained the present utility model through long-term research and practice. Summary of the Utility Model

[0006] To solve the above technical defects, the technical solution adopted by the utility model is to provide an anti-cutting and quick wiring device, which includes a female head and a male head. Jacks are arranged on the female head, and pins are arranged on the male head. The pins and the jacks are inserted and connected in one-to-one correspondence. The female head is connected to the remote transmission device, and the male head is connected to the flow meter. The jacks include a first alarm jack and a second alarm jack, and the pins include a first alarm pin and a second alarm pin. The first alarm pin is correspondingly inserted into the first alarm jack for connection, and the second alarm pin is correspondingly inserted into the second alarm jack for connection. The first alarm pin and the second alarm pin are connected in the male head through a connecting wire. The first alarm jack and the second alarm jack are connected to the remote transmission device through alarm wires.

[0007] Preferably, the jack further includes a first communication jack and a second communication jack, and the pin includes a first communication pin and a second communication pin. The first communication pin is correspondingly inserted into and connected within the first alarm communication, and the second alarm communication is correspondingly inserted into and connected within the second communication jack. The first communication jack and the second communication jack are respectively connected to the remote transmission device through communication lead-out wires, and the first communication pin and the second communication pin are respectively connected to the flowmeter through communication lead-in wires. The first communication jack, the second communication jack, the first communication pin, and the second communication pin are used to implement data communication between the remote transmission device and the flowmeter.

[0008] Preferably, the jack further includes a first power supply jack and a second power supply jack, and the pin includes a first power supply pin and a second power supply pin. The first power supply pin is correspondingly inserted into and connected within the first alarm power supply, and the second alarm power supply is correspondingly inserted into and connected within the second power supply jack. The first power supply jack and the second power supply jack are respectively connected to the remote transmission device through power supply lead-out wires, and the first power supply pin and the second power supply pin are respectively connected to the flowmeter through power supply lead-in wires. The first power supply jack, the second power supply jack, the first power supply pin, and the second power supply pin are used to implement power supply connection between the remote transmission device and the flowmeter.

[0009] Preferably, the communication lead-out wires, the alarm wires, and the power supply lead-out wires are marked with different colors, and the communication lead-in wires and the power supply lead-in wires are marked with the colors corresponding to the communication lead-out wires and the power supply lead-out wires respectively.

[0010] Preferably, a stainless steel corrugated pipe is provided between the female head and the remote transmission device, and the communication lead-out wires, the alarm wires, and the power supply lead-out wires are all arranged within the stainless steel corrugated pipe.

[0011] Preferably, on the male head, the connection positions of the connection wire, the communication lead-out wires, and the power supply lead-out wires with the pins are heat-shrunk within the heat-shrinkable sleeve, and the inner wall of the heat-shrinkable sleeve is adhered with molten adhesive.

[0012] Preferably, the second alarm jack is arranged at the center of the female head, and the first communication jack, the second communication jack, the first power supply jack, the second power supply jack, and the first alarm jack are annularly and evenly distributed with the second alarm jack as the center.

[0013] Preferably, a groove with a circular cross-section is provided on the end surface of the female head, and the jacks are all arranged within the groove; a boss with a circular cross-section is provided on the end surface of the male head, and the pins are all arranged on the boss, and the groove and the boss are correspondingly snap-connected.

[0014] Preferably, positioning bumps are arranged on the side walls inside the groove, and positioning grooves are arranged on the outer circular wall of the boss. When the groove and the boss are engaged, the positioning bumps are arranged in the positioning grooves.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: By arranging two short-circuited insertion pins in the male head of the present utility model and connecting the two insertion pins to the remote transmission device through the female head, the connection state of the connection component can be effectively monitored, greatly saving the on-site maintenance cost and personnel management cost. Description of the Drawings

[0016] Figure 1 is the front view of the structure of the female head;

[0017] Figure 2 is the side view of the structure of the female head;

[0018] Figure 3 is the front view of the structure of the male head;

[0019] Figure 4 is the side view of the structure of the male head.

[0020] The numbers in the figure represent:

[0021] 1 - female head; 2 - male head; 3 - connecting wire; 11 - first communication jack; 12 - second communication jack; 13 - first power supply jack; 14 - second power supply jack; 15 - first alarm jack; 16 - second alarm jack; 17 - stainless steel bellows; 18 - groove; 19 - positioning bump; 21 - first communication insertion pin; 22 - second communication insertion pin; 23 - first power supply insertion pin; 24 - second power supply insertion pin; 25 - first alarm insertion pin; 26 - second alarm insertion pin; 27 - heat shrinkable sleeve; 28 - boss; 29 - positioning groove. Detailed Embodiments

[0022] The following further elaborates on the above and other technical features and advantages of the present utility model with reference to the drawings.

[0023] Embodiment 1

[0024] As Figures 1 to 4 shown, Figure 1 is the front view of the structure of the female head; Figure 2 is the side view of the structure of the female head; Figure 3 is the front view of the structure of the male head; Figure 4 is the side view of the structure of the male head.

[0025] The anti-shear wire quick wiring device of the present utility model includes a female head 1 and a male head 2. The female head 1 is provided with jacks, and the male head 2 is provided with pins. The pins and the jacks are inserted in one-to-one correspondence to realize the connection between the female head 1 and the male head 2. The female head 1 is connected to a remote transmission device, and the male head 2 is connected to a flowmeter. The jacks include a first alarm jack and a second alarm jack, and the pins include a first alarm pin and a second alarm pin. The first alarm pin is correspondingly inserted into the first alarm jack for connection, and the second alarm pin is correspondingly inserted into the second alarm jack for connection. The first alarm pin and the second alarm pin are connected in the male head 2 through a connecting wire 3. The first alarm jack and the second alarm jack are connected to the remote transmission device through alarm wires.

[0026] When the connection state between the male head 2 and the female head 1 is good, the signal that can be monitored by the remote transmission device connected to the female head 1 is on; if the connection of the components is interrupted due to damage, metering requirements or non-human damage, the signal that can be monitored by the remote transmission device connected to the female head 1 is off, and thus the connection state is judged.

[0027] Preferably, the jacks further include a first communication jack and a second communication jack, and the pins include a first communication pin and a second communication pin. The first communication pin is correspondingly inserted into the first alarm communication for connection, and the second alarm communication is correspondingly inserted into the second communication jack for connection. The first communication jack and the second communication jack are respectively connected to the remote transmission device through communication lead-out wires. The first communication pin and the second communication pin are respectively connected to the flowmeter through communication lead-in wires. The first communication jack, the second communication jack, the first communication pin and the second communication pin are used to realize data communication between the remote transmission device and the flowmeter.

[0028] The jacks further include a first power supply jack and a second power supply jack, and the pins include a first power supply pin and a second power supply pin. The first power supply pin is correspondingly inserted into the first alarm power supply for connection, and the second alarm power supply is correspondingly inserted into the second power supply jack for connection. The first power supply jack and the second power supply jack are respectively connected to the remote transmission device through power supply lead-out wires. The first power supply pin and the second power supply pin are respectively connected to the flowmeter through power supply lead-in wires. The first power supply jack, the second power supply jack, the first power supply pin and the second power supply pin are used to realize the power supply connection between the remote transmission device and the flowmeter.

[0029] Generally, the communication lead-out wire, the alarm wire, and the power supply lead-out wire are marked with different colors, and the communication lead-in wire and the power supply lead-in wire are marked with the colors corresponding to the communication lead-out wire and the power supply lead-out wire respectively to ensure accurate connection of the lines.

[0030] In this specific embodiment, the first communication jack 11 is connected to 485-B, the second communication jack 12 is connected to 485-A, the first power supply jack 13 is connected to V-, the second power supply jack 14 is connected to V+, the first alarm jack 15 is connected to the high of the wire-cutting alarm, and the second alarm jack 16 is connected to the low of the wire-cutting alarm. The wire color of the first communication jack 11 is yellow, the wire color of the second communication jack 12 is green, the wire color of the first power supply jack 13 is white, the wire color of the second power supply jack 14 is red, the wire color of the first alarm jack 15 is brown, and the wire color of the second alarm jack 16 is black.

[0031] The first communication pin 21 is connected to 485-B, the second communication pin 22 is connected to 485-A, the first power supply pin 23 is connected to V-, the second power supply pin 24 is connected to V+, the first alarm pin 25 is connected to the high of the wire-cutting alarm, and the second alarm pin 26 is connected to the low of the wire-cutting alarm. The wire color of the first communication pin 21 is yellow, the wire color of the second communication pin 22 is green, the wire color of the first power supply pin 23 is black, the wire color of the second power supply pin 24 is red, and the first alarm pin 25 and the second alarm pin 26 are short-circuited by the connecting wire 3 of brown color.

[0032] By arranging two short-circuited pins in the male head 2 and connecting the two pins to the remote transmission device through the female head 1, the utility model can effectively monitor the connection state of the connection component, greatly saving the on-site maintenance cost and personnel management cost.

[0033] Embodiment 2

[0034] A stainless steel bellows 17 is arranged between the female head 1 and the remote transmission device. The communication lead-out wire, the alarm wire, and the power supply lead-out wire are all arranged in the stainless steel bellows 17. The stainless steel bellows 17 has good flexibility, corrosion resistance, high temperature resistance, wear resistance, tensile property, waterproof property and provides excellent electromagnetic shielding performance, making the on-site installation of the utility model more convenient, with higher protection performance, and effectively improving the signal transmission quality.

[0035] On the male connector 2, the connection positions of the connecting wire 3, the communication lead-out wire and the power supply lead-out wire with the pins are heat-shrunk within a heat-shrinkable sleeve 27. The inner wall of the heat-shrinkable sleeve 27 is adhered with a molten adhesive, making the sealed solder joints better and thus having a better moisture-proof effect. The heat-shrinkable sleeve 27 itself has extremely high insulation performance, which can effectively improve the insulation performance of the assembly. The soldering points covered with the heat-shrinkable sleeve 27 can avoid the exposure of various messy wire ends and can effectively enhance their mechanical strength.

[0036] Preferably, the second alarm jack is arranged at the center of the female connector 1, and the first communication jack, the second communication jack, the first power supply jack, the second power supply jack and the first alarm jack are evenly distributed in a ring with the second alarm jack as the center, so as to facilitate the insertion between the female connector 1 and the male connector 2.

[0037] Generally, a groove 18 with a circular cross-section is arranged on the end face of the female connector 1, and the jacks are all arranged within the groove 18; correspondingly, a boss 28 with a circular cross-section is arranged on the end face of the male connector 2, and the pins are all arranged on the boss 28. Through the engagement of the groove 18 and the boss 28, the stable connection between the female connector 1 and the male connector 2 is realized.

[0038] Preferably, positioning protrusions 19 are arranged on the side wall within the groove 18, and positioning grooves 29 are arranged on the outer circumferential wall of the boss 28. When the groove 18 and the boss 28 are engaged, the positioning protrusions 19 are arranged within the positioning grooves 29, which can effectively prevent the plug from being wrongly inserted into the corresponding interface, resulting in problems such as the bending and distortion of the plug contact parts, equipment damage, and circuit short-circuit, and improving the reliability and service life of the plug and related equipment.

[0039] The above are only the preferred embodiments of the present invention, which are illustrative rather than restrictive to the present invention. Those skilled in the art understand that many changes, modifications, and even equivalents can be made within the spirit and scope defined by the claims of the present invention, but all will fall within the protection scope of the present invention.

Claims

1. A quick connection device against wire cutting, characterized in that, It includes a female head and a male head. There are jacks on the female head and pins on the male head. The pins and the jacks are inserted and connected in one-to-one correspondence. The female head is connected to a remote transmission device, and the male head is connected to a flowmeter. The jacks include a first alarm jack and a second alarm jack, and the pins include a first alarm pin and a second alarm pin. The first alarm pin is correspondingly inserted into the first alarm jack for connection, and the second alarm pin is correspondingly inserted into the second alarm jack for connection. The first alarm pin and the second alarm pin are connected within the male head through a connecting wire. The first alarm jack and the second alarm jack are connected to the remote transmission device through alarm wires.

2. The anti-cutting wire quick wiring device according to claim 1, characterized in that, The jacks further include a first communication jack and a second communication jack, and the pins include a first communication pin and a second communication pin. The first communication pin is correspondingly inserted into the first alarm communication for connection, and the second alarm communication is correspondingly inserted into the second communication jack for connection. The first communication jack and the second communication jack are respectively connected to the remote transmission device through communication lead-out wires. The first communication pin and the second communication pin are respectively connected to the flowmeter through communication lead-in wires. The first communication jack, the second communication jack, the first communication pin, and the second communication pin are used to achieve data communication between the remote transmission device and the flowmeter.

3. The quick connection device for preventing wire cutting according to claim 2, characterized in that The jacks further include a first power supply jack and a second power supply jack, and the pins include a first power supply pin and a second power supply pin. The first power supply pin is correspondingly inserted into the first alarm power supply for connection, and the second alarm power supply is correspondingly inserted into the second power supply jack for connection. The first power supply jack and the second power supply jack are respectively connected to the remote transmission device through power supply lead-out wires. The first power supply pin and the second power supply pin are respectively connected to the flowmeter through power supply lead-in wires. The first power supply jack, the second power supply jack, the first power supply pin, and the second power supply pin are used to achieve power supply connection between the remote transmission device and the flowmeter.

4. The anti-cutting wire quick wiring device according to claim 3, characterized in that, The communication lead-out wires, the alarm wires, and the power supply lead-out wires are marked with different colors, and the communication lead-in wires and the power supply lead-in wires are marked with the colors corresponding to the communication lead-out wires and the power supply lead-out wires.

5. The quick wiring device for preventing wire cutting according to claim 3, characterized in that, A stainless steel bellows is provided between the female head and the remote transmission device, and the communication lead-out wires, the alarm wires, and the power supply lead-out wires are all arranged inside the stainless steel bellows.

6. The quick connection device for preventing wire cutting according to claim 3, characterized in that On the male head, the connection positions of the connecting wire, the communication lead-out wires, and the power supply lead-out wires with the pins are heat-shrunk inside a heat-shrinkable sleeve, and a molten adhesive is adhered to the inner wall of the heat-shrinkable sleeve.

7. The anti-cutting wire quick wiring device according to claim 3, characterized in that, The second alarm jack is arranged at the center of the female head, and the first communication jack, the second communication jack, the first power supply jack, the second power supply jack, and the first alarm jack are evenly distributed annularly with the second alarm jack as the center.

8. The anti-shearing wire quick wiring device according to claim 7, characterized in that, A circular-section groove is provided on the end face of the female head, and the jacks are all arranged in the groove; a circular-section boss is provided on the end face of the male head, and the pins are all arranged on the boss, and the groove and the boss are correspondingly engaged and connected.

9. The anti-cutting wire quick wiring device according to claim 8, wherein Positioning bumps are provided on the side wall in the groove, and positioning grooves are provided on the outer circumferential wall of the boss. When the groove and the boss are engaged, the positioning bumps are arranged in the positioning grooves.

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