CN211528462U - Acceleration sensor for return cable section early warning device - Google Patents
Acceleration sensor for return cable section early warning device Download PDFInfo
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- CN211528462U CN211528462U CN201922119083.7U CN201922119083U CN211528462U CN 211528462 U CN211528462 U CN 211528462U CN 201922119083 U CN201922119083 U CN 201922119083U CN 211528462 U CN211528462 U CN 211528462U
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- box body
- acceleration sensor
- sensor
- warning device
- early warning
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Abstract
The utility model belongs to the technical field of power equipment, and aims to provide an acceleration sensor for a backflow cable section early warning device, which comprises a box body, a sensor and an antenna, wherein the box body is of a square structure, and the sensor is positioned inside the box body; the antenna comprises a connecting rod and a signal rod, and the connecting rod is movably connected with the signal rod; a friction gear ring is arranged on the connecting rod, a sealing lantern ring is arranged at the joint of the friction gear ring and the box body, and the antenna is in threaded connection with the sensor; the bottom of the box body is provided with a screw hole. The utility model has the characteristics of simple structure is small and exquisite, the installation is nimble convenient, the early warning response is fast and with low costs etc, but wide application backward flow cable district section early warning device.
Description
Technical Field
The utility model belongs to the technical field of power equipment, specifically speaking is an acceleration sensor for backward flow cable district section early warning device.
Background
Nowadays, with the development of information technology and the influence of various external environmental factors on the operation of power equipment, the traditional power monitoring equipment has the following defects: 1. data transmission is limited: the alarm module and the monitoring host are in wired connection and communication, the distance is limited, and the installation is inconvenient; and by adopting optical fiber communication, a communication optical cable needs to be laid on a construction site, which is troublesome. 2. The power supply is limited: the alarm module adopts active power supply, so that the defect of power supply exists and regular maintenance is needed; the combination of CT/PT induction power taking and a common battery is adopted, and the power supply stability is insufficient.
Therefore, the monitoring equipment needs to be comprehensively reformed, the stability is improved, meanwhile, the comprehensive protection performance needs to be improved, and related monitoring data are sent to a server through communication equipment to inform related workers; the acceleration sensor is used as a core component of the return cable section early warning device, plays a decisive role in the whole return cable section early warning device, and the performance of the acceleration sensor used for the return cable section early warning device is not stable enough at present, and the structure is complex.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide a backward flow cable district section acceleration sensor for early warning device, have simple structure small and exquisite, the installation is nimble convenient, early warning response is fast and characteristics such as with low costs, but wide application backward flow cable district section early warning device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an acceleration sensor for a backflow cable section early warning device comprises a box body, a sensor and an antenna, wherein the box body is of a square structure, and the sensor is located inside the box body; the antenna comprises a connecting rod and a signal rod, and the connecting rod is movably connected with the signal rod; a friction gear ring is arranged on the connecting rod, a sealing lantern ring is arranged at the joint of the friction gear ring and the box body, and the antenna is in threaded connection with the sensor; the bottom of the box body is provided with a screw hole.
As an improvement, the connecting rod is movably connected with the signal rod through a pin shaft.
As an improvement, the signal rod is of a cylindrical combined conical structure, and the conical angle is 2-5 degrees.
As an improvement, the top of the signal rod is rounded, and the rounded angle is R3-R5.
As an improvement, the screw holes are four and are positioned at four corners of the box body.
As an improvement, the box body is made of galvanized steel or stainless steel.
As an improvement, the outer layer of the antenna is made of insulating plastic.
As an improvement, the sealing lantern ring is made of rubber or plastic.
The utility model discloses the beneficial effect who gains does: an acceleration sensor for a return cable section early warning device has the characteristics of light volume, flexible and convenient installation and good early warning effect. The sensor is arranged in the steel box body, so that the impact resistance of the sensor is improved; the bottom is provided with a screw hole, so that the installation of the sensor is facilitated; antenna and sensor threaded connection have made things convenient for the installation and the dismantlement of antenna, and are favorable to changing, inside the sealed lantern ring has then effectively prevented external dust, rainwater entering sensor, has prolonged the life of sensor, has increased whole backward flow cable district section early warning device's life simultaneously.
Drawings
Fig. 1 is a front view of the acceleration sensor of the present invention;
fig. 2 is a plan view of the acceleration sensor of the present invention;
fig. 3 is a left side view of the acceleration sensor of the present invention;
fig. 4 is a front view of the acceleration sensor antenna of the present invention.
In the figure: 1. a box body; 2. a sensor; 3. an antenna; 4. a connecting rod; 5. a signal lever; 6. rubbing the gear ring; 7. a sealing collar; 8. and (4) screw holes.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and embodiments: as shown in fig. 1 to 4, the acceleration sensor for the early warning device of the return cable section of the present invention comprises a box body 1, a sensor 2, and an antenna 3, wherein the box body 1 is of a square structure, and the sensor 2 is located inside the box body 1; the antenna 3 comprises a connecting rod 4 and a signal rod 5, and the connecting rod 4 is movably connected with the signal rod 5 through a pin shaft; a friction gear ring 6 is arranged on the connecting rod 4, and a sealing sleeve ring 7 is arranged at the joint of the friction gear ring 6 and the box body 1; the signal rod 5 is of a cylindrical combined conical structure, the conical angle is 2-5 degrees, the top of the signal rod 5 is chamfered with a fillet, and the fillet is R3-R5; the antenna 3 is in threaded connection with the sensor 2, specifically, the connecting rod 4 of the antenna 3 penetrates through a round hole in the side face of the box body 1 and is in threaded connection with the sensor, and therefore the induction early warning function of the acceleration sensor is completed; 1 bottom of box body is equipped with screw hole 8, screw hole 8 is four, is located four angles of box body to better fix acceleration sensor in relevant position, guarantee that acceleration sensor's use is not influenced.
Furthermore, the box body 1 is made of galvanized steel or stainless steel, so that the external force impact resistance of the acceleration sensor is improved, the installation performance is improved, and the service life is prolonged.
Furthermore, the outer layer of the antenna 3 is made of insulating plastic, so that signals are not affected.
Further, the sealing lantern ring 7 is made of rubber or plastic, has good elasticity and sealing performance, and can prevent rainwater or dust from entering the box body to prevent the sensor from losing efficacy.
Finally, it should be noted that the above-mentioned embodiments illustrate only specific embodiments of the invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.
Claims (8)
1. The acceleration sensor for the backflow cable section early warning device is characterized by comprising a box body (1), a sensor (2) and an antenna (3), wherein the box body (1) is of a square structure, and the sensor (2) is located inside the box body (1); the antenna (3) comprises a connecting rod (4) and a signal rod (5), and the connecting rod (4) is movably connected with the signal rod (5); a friction gear ring (6) is arranged on the connecting rod (4), a sealing sleeve ring (7) is arranged at the joint of the friction gear ring (6) and the box body (1), and the antenna (3) is in threaded connection with the sensor (2); the bottom of the box body (1) is provided with a screw hole (8).
2. The acceleration sensor for a backflow cable section early warning device according to claim 1, wherein the connecting rod (4) and the signal rod (5) are movably connected through a pin.
3. The acceleration sensor for the return cable section early warning device according to claim 1 or 2, wherein the signal rod (5) is of a cylindrical combined cone structure, and the cone angle is 2-5 °.
4. The acceleration sensor for a return cable section warning device according to claim 3, wherein the top of the signal rod (5) is rounded, and the rounded angle is R3-R5.
5. The acceleration sensor for a return cable section warning device according to claim 1, wherein the number of the screw holes (8) is four, and the four screw holes are located at four corners of the case (1).
6. Acceleration sensor for return cable segment warning devices according to claim 1, characterized in that the box (1) is of galvanized steel or stainless steel.
7. Acceleration sensor for return cable section warning devices according to claim 1, characterized in that the outer layer of the antenna (3) is of insulating plastic material.
8. Acceleration sensor for return cable segment warning devices according to claim 1, characterized in that the sealing collar (7) is of rubber or plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922119083.7U CN211528462U (en) | 2019-12-02 | 2019-12-02 | Acceleration sensor for return cable section early warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922119083.7U CN211528462U (en) | 2019-12-02 | 2019-12-02 | Acceleration sensor for return cable section early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211528462U true CN211528462U (en) | 2020-09-18 |
Family
ID=72464428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922119083.7U Active CN211528462U (en) | 2019-12-02 | 2019-12-02 | Acceleration sensor for return cable section early warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211528462U (en) |
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2019
- 2019-12-02 CN CN201922119083.7U patent/CN211528462U/en active Active
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