High-voltage cable fixing flange of X-ray device

Abstract

A high-voltage cable fixing flange of an X-ray device provided by the present invention comprises a rear end cover, the rear end cover is installed on a flange assembly, the flange assembly comprises a first flange main body and a second flange main body which are integrally processed and formed, and a plurality of fixing hole sites are uniformly distributed on the rear end cover. A plurality of first threaded holes are evenly distributed in the rear end face of the first flange body, the fixing hole positions correspond to the first threaded holes in a one-to-one mode, the rear end cover penetrates through the fixing hole positions and the first threaded holes through screws to be fixed to the first flange body, a plurality of wiring holes are further evenly distributed in the rear end cover, and the wiring holes are used for wiring of cables of the first strain gauge and the second strain gauge. The high-voltage cable fixing flange has the beneficial effects that the high-voltage cable fixing flange is a multi-mode judgment high-voltage cable fixing flange and can replace a common flange; the high-voltage cable fixing flange is high in adaptability and universality; the high-voltage cable fixing flange can be accurately controlled and guided, the technology is mature, automatic control can be achieved, time and labor are saved, and practicability is high.

Description

Technical Field

[0001] The invention belongs to the field of high-voltage equipment cable fixing equipment, and in particular relates to a high-voltage cable fixing flange of an X-ray device. Background Art

[0002] High-voltage equipment mainly includes various devices used to transmit and distribute high-voltage electric energy in power systems, such as transformers, circuit breakers, disconnectors, voltage transformers, and current transformers. These devices are usually used in high-voltage power grids to ensure the safe and stable transmission of electric energy. High-voltage cables are cables used to transmit high-voltage electric energy, which are usually composed of conductors, insulation layers, shielding layers, and protective layers. High-voltage cables can be laid on the ground or underground to connect substations, power plants, and power transmission between users. Therefore, high-voltage cables must be regularly maintained when using high-voltage equipment. At present, daily maintenance is based on the user's experience, and there is over-maintenance or inadequate maintenance, and there is no qualitative parameter basis. Therefore, there is an urgent need for a mechanism that can automatically determine the maintenance date instead. Summary of the invention

[0003] In view of this, the present invention aims to provide a high-voltage cable fixing flange for an X-ray device to solve at least one problem existing in the above-mentioned prior art.

[0004] To achieve the above object, the technical solution of the present invention is achieved as follows: A high-voltage cable fixing flange for an X-ray device comprises a rear end cover, which is mounted to a flange body, wherein the flange body comprises a first flange body and a second flange body which are integrally formed and machined, wherein a plurality of fixing holes are evenly distributed on the rear end cover, and a plurality of first threaded holes are evenly distributed on the rear end surface of the first flange body, wherein the fixing holes correspond to the first threaded holes one by one, and the rear end cover is fixed to the first flange body by screws passing through the fixing holes and the first threaded holes, and the rear end cover is also evenly distributed with a plurality of wiring holes, which are used for wiring of cables of a first strain gauge and a second strain gauge; and a plurality of evenly distributed first structural members and a second structural member are also installed on the flange edge and the middle of the first flange body.

[0005] Furthermore, the rear end cover and the flange are generally made of metal.

[0006] Furthermore, it also includes a thermistor, the rear end cover is also provided with a second fixing threaded hole, one end of the thermistor is a threaded end, and the thermistor is threadedly connected to the second fixing threaded hole of the rear end cover.

[0007] Furthermore, the first structural member and the second structural member are perpendicular to each other.

[0008] Furthermore, the first structural member and the second structural member are arranged crosswise.

[0009] Furthermore, the first strain gauge is adhered to a middle position of the first structural member.

[0010] Furthermore, the second strain gauge is adhered to the second structural member, arranged obliquely, and placed in the middle of the second structural member.

[0011] Furthermore, a connecting thread is provided at the center of the second flange body, and a first fixing threaded hole is opened on the edge of the second flange body. The center of the second flange body is used to connect the high-voltage cable. The high-voltage cable is fixed in the second flange body through the connecting thread and the first fixing threaded hole, and the high-voltage cable passes through the center of the second flange body and is connected to the cable connector.

[0012] Furthermore, the front end surface of the first flange body is in direct contact with the high-voltage equipment.

[0013] Furthermore, a plurality of screw fixing holes are provided on the first flange body, and screws are passed through the screw fixing holes to fix the flange as a whole to the high-voltage equipment. The screws are connected to the high-voltage components through the screw fixing holes, and stress deformation occurs in the first structural member and the second structural member during the process of tightening the screws.

[0014] Furthermore, the first strain gauge, the second strain gauge and the thermistor are all connected to the PLC, the first strain gauge is used to collect tensile stress, and the second strain gauge is used to collect shear stress. The parameter changes of the first strain gauge, the second strain gauge and thermistor controlled by the PLC are used to set an alarm reminder to inform the maintenance time.

[0015] Compared with the prior art, the high-voltage cable fixing flange of an X-ray device described in the present invention has the following advantages: The present invention discloses a high-voltage cable fixing flange for an X-ray device. The high-voltage cable fixing flange of the present invention is a high-voltage cable fixing flange with multi-mode judgment, which can replace a commonly used flange. The high-voltage cable fixing flange has strong adaptability and versatility. The high-voltage cable fixing flange can be precisely controlled and guided, has mature technology, can be automatically controlled, saves time and effort, and is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings: Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present invention; Figure 2 It is a schematic diagram of another viewing angle of the overall structure of the embodiment of the present invention; Figure 3 This is a schematic diagram of the connection between the rear end cover, the first flange body, and the thermistor according to an embodiment of the present invention; Figure 4 It is a schematic diagram of the connection of the rear end cover, the first flange body, and the thermistor according to an embodiment of the present invention from another viewing angle; Figure 5 It is a schematic front view of the overall front end surface of the flange according to an embodiment of the present invention; Figure 6 It is a partial cross-sectional schematic diagram of the overall front end surface of the flange according to an embodiment of the present invention; Figure 7 This is a schematic diagram of the overall structure according to an embodiment of the present invention being connected to a high-voltage cable.

[0017] Description of reference numerals: 1. Rear end cover; 2. First flange body; 3. Thermistor; 4. First strain gauge; 5. First structural member; 6. Second structural member; 7. Second strain gauge; 8. First threaded hole; 9. Threaded fixing hole; 10. Second flange body; 11. Connecting thread; 12. First fixing threaded hole; 13. Second fixing threaded hole; 14. Wiring hole; 15. Fixing hole position; 16. Front end face; 17. High-voltage cable; 18. Cable connector. DETAILED DESCRIPTION

[0018] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0019] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0021] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0022] like Figures 1 to 7 As shown, a high-voltage cable fixing flange for an X-ray device includes a rear cover 1, which has dustproof and wiring functions and a thermistor fixing function, and has a plurality of fixing holes 15 evenly distributed on the rear cover 1; the fixing holes 15 on the rear cover 1 correspond to the first threaded holes 8 on the rear end surface of the first flange body 2 of the flange assembly; the rear cover 1 also has a plurality of wiring holes 14 evenly distributed, and the wiring holes 14 are used for the cable wiring of the first strain gauge 4 and the second strain gauge 7. The rear cover 1 is made of metal; the flange assembly is made of metal, and the flange assembly includes a first flange body 2 and a second flange body 10 that are integrally formed and processed.

[0023] In a preferred embodiment of the present invention, the thermistor 3 is threadedly connected to the second fixing threaded hole 13 on the rear end cover 1, and the rear end cover 1 is fixed to the first flange body 2 by screws.

[0024] In a preferred embodiment of the present invention, a plurality of evenly distributed first structural members 5 and second structural members 6 are provided between the flange edge and the middle of the first flange body 2 .

[0025] In a preferred embodiment of the present invention, the first structural member 5 and the second structural member 6 are perpendicular to each other, and the first structural member 5 and the second structural member 6 are arranged crosswise.

[0026] In a preferred embodiment of the present invention, the first strain gauge 4 is adhered to the first structural member 5 of the first flange body 2. In this embodiment, four first strain gauges 4 are adhered to the first structural member 5 and placed in the middle.

[0027] In a preferred embodiment of the present invention, the second strain gauge 7 is adhered to the second structural member 6 of the first flange body 2 and arranged obliquely. In this embodiment, four second strain gauges 7 are rotated at a certain angle, adhered to the second structural member 6 and placed in the middle.

[0028] In a preferred embodiment of the present invention, the central part of the second flange body 10 of the flange assembly has a connecting thread 11, and the side of the second flange body 10 has a first fixing thread hole 12. The high-voltage cable 17 is fixed in the second flange body 10 through the connecting thread 11 and the first fixing thread hole 12.

[0029] In a preferred embodiment of the present invention, the center of the second flange body 10 is used to connect a high-voltage cable 17 , and the high-voltage cable 17 passes through the center of the second flange body 10 and is connected to a cable connector 18 .

[0030] In a preferred embodiment of the present invention, the front end surface 16 on the first flange body 2 is in direct contact with the high-voltage device.

[0031] In a preferred embodiment of the present invention, the screw fixing hole 9 on the first flange body 2 fixes the flange as a whole to the high-voltage equipment. The screw passes through the screw fixing hole 9 to connect with the high-voltage component, and during the process of tightening the screw, the first structural member 5 and the second structural member 6 are stress-deformed. That is, tightening the screw in the threaded fixing hole 9 on the first flange body 2 generates deformation pressure on the first structural member 5 and the second structural member 6.

[0032] In a preferred embodiment of the present invention, the first strain gauge 4 connected to the PLC collects tensile stress, and the second strain gauge 7 collects shear stress, that is, the first strain gauge 4 outputs a tensile stress value, and the second strain gauge 7 outputs a shear pressure value. The PLC is connected to the first strain gauge 4, the second strain gauge 7 and the thermistor 3 to monitor parameter changes in real time, and sets an alarm reminder through the parameter changes of the first strain gauge 4, the second strain gauge 7 and the thermistor 3 controlled by the PLC to inform the maintenance time.

[0033] Advantages of the present invention: The high-voltage cable fixing flange of the present invention is a high-voltage cable fixing flange with multi-mode judgment, which can replace the commonly used flange; the high-voltage cable fixing flange has strong adaptability and versatility; the high-voltage cable fixing flange can be precisely controlled and guided, and the technology is mature, it can be automatically controlled, and it also saves time and labor and is highly practical.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high voltage cable fixing flange for an X-ray device, characterized in that: The invention comprises a rear end cover (1), wherein the rear end cover (1) is mounted on a flange assembly, wherein the flange assembly comprises a first flange body (2) and a second flange body (10) which are integrally formed and machined, wherein a plurality of fixing holes (15) are evenly distributed on the rear end cover (1), and a plurality of first threaded holes (8) are evenly distributed on the rear end surface of the first flange body (2), wherein the fixing holes (15) correspond to the first threaded holes (8) one by one, and the rear end cover (1) is fixed to the first flange body (2) by screws passing through the fixing holes (15) and the first threaded holes (8), and the rear end cover (1) is also evenly distributed with a plurality of wiring holes (14), wherein the wiring holes (14) are used for wiring of cables of a first strain gauge (4) and a second strain gauge (7); and a plurality of evenly distributed first structural members (5) and a second structural member (6) are also installed on the flange edge and the middle of the first flange body (2); It also includes a thermistor (3), the rear end cover (1) is also provided with a second fixing threaded hole (13), one end of the thermistor (3) is a threaded end, and the thermistor (3) is threadedly connected to the second fixing threaded hole (13) of the rear end cover (1).

2. A high voltage cable fixing flange for an X-ray device according to claim 1, characterized in that: The rear end cover (1) and the flange are generally made of metal.

3. A high voltage cable fixing flange for an X-ray device according to claim 1, characterized in that: The first structural member (5) and the second structural member (6) are perpendicular to each other.

4. A high voltage cable fixing flange for an X-ray device according to claim 1, characterized in that: The first structural member (5) and the second structural member (6) are arranged crosswise.

5. The high-voltage cable fixing flange of an X-ray device according to claim 1, characterized in that: The first strain gauge (4) is adhered to a middle position on the first structural member (5).

6. A high voltage cable fixing flange for an X-ray device according to claim 1, characterized in that: The second strain gauge (7) is adhered to the second structural member (6), arranged obliquely, and placed in the middle of the second structural member (6).

7. A high voltage cable fixing flange for an X-ray device according to claim 1, characterized in that: The center of the second flange body (10) is provided with a connecting thread (11), and a first fixing thread hole (12) is opened on the edge of the second flange body (10). The center of the second flange body (10) is used to connect a high-voltage cable (17). The high-voltage cable (17) is fixed in the second flange body (10) through the connecting thread (11) and the first fixing thread hole (12), and the high-voltage cable (17) passes through the center of the second flange body (10) and is connected to a cable connector (18).

8. The high voltage cable fixing flange of an X-ray device according to claim 1, characterized in that: The front end surface (16) on the first flange body (2) is in direct contact with the high-voltage equipment.

9. A high voltage cable fixing flange for an X-ray device according to claim 1, characterized in that: The first flange body (2) is provided with a plurality of screw fixing holes (9), and screws are passed through the screw fixing holes (9) to fix the flange as a whole to the high-voltage equipment. The screws pass through the screw fixing holes (9) to connect with the high-voltage components, and during the process of tightening the screws, stress deformation occurs in the first structural member (5) and the second structural member (6).

10. A high voltage cable fixing flange for an X-ray device according to claim 1, characterized in that: The first strain gauge (4), the second strain gauge (7) and the thermistor (3) are all connected to a PLC, the first strain gauge (4) is used to collect tensile stress, and the second strain gauge (7) is used to collect shear stress. By changing the parameters of the first strain gauge (4), the second strain gauge (7) and the thermistor (3) controlled by the PLC, an alarm reminder is set, thereby informing the maintenance time.

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