CN207281009U - High-Voltage Electrical Appliances ultrasound examination auxiliary tool - Google Patents

Abstract

The utility model provides a kind of High-Voltage Electrical Appliances ultrasound examination auxiliary tool, belong to electric power tool technical field, including the body of rod, stent, detecting head and survey meter, the body of rod is telescopic bar structure, and the upper end of the body of rod is provided with the stent, and detecting head is equipped with the stent, the lower end of the body of rod is equipped with body of rod control pin, the extension and shortening of the body of rod are controlled, the detecting head is connected with the survey meter, receives on the survey meter and show the detection information of detecting head.The stent can adjust any angle, with the use of telescopic rod, the data real-time delivery of detecting head collection is into survey meter, High-Voltage Electrical Appliances ultrasound examination auxiliary tool provided by the utility model, realize and high voltage alive equipment is detected without dead angle, solve the technical problem for detecting that labor intensity is big, has security risk to high voltage alive equipment.

Description

Auxiliary tools for ultrasonic testing of high-voltage electrical appliances

technical field

The utility model belongs to the technical field of electric power tools, and more specifically relates to an auxiliary tool for ultrasonic detection of high-voltage electrical appliances.

Background technique

At present, the ultrasonic live detection technology of combined electrical appliances mainly promoted in the power system has become mature. However, for the detection of combined electrical appliances with a voltage level of 110KV and above, because they are located at a relatively high position, when testing them, testers need to Carrying the tester to climb the insulation ladder for inspection, once the top of the insulation ladder is climbed, the inspector can easily get close to the live line, which poses a great safety hazard.

Utility model content

The purpose of this utility model is to provide an auxiliary tool for ultrasonic detection of high-voltage electrical appliances to solve the technical problems in the prior art that the detection of high-voltage live equipment at a higher position is labor-intensive and personnel are not safe. It is easy to use, The advantages of safety and high detection efficiency.

In order to achieve the above object, the technical solution adopted by the utility model is: provide an auxiliary tool for ultrasonic detection of high-voltage electrical appliances, including a rod body, a bracket and an ultrasonic detector, the upper end of the rod body is provided with the bracket, and the ultrasonic detector The probe head is fixed on the bracket, the probe head is connected with the body of the ultrasonic detector, and the body of the ultrasonic detector accepts and displays the detection information of the probe head.

Further, the rod body is a telescopic rod body, and the lower end of the telescopic rod body is provided with a rod body control pin.

Further, the rod body includes a hand-held rod, a first segment rod, a second segment rod, a third segment rod and a fourth segment rod, and the hand-held rod, the first segment rod, the second segment rod, the third segment rod and The diameter of the fourth segment of the rod gradually becomes smaller along the axial direction of the rod body. The first segment of the rod is plugged into the handle rod, and a rod body control pin is provided on the first segment of the rod. On the first segment of the rod, Both the second section rod and the third section rod are provided with through holes that cooperate with the rod body control pin, and the fourth section rod is provided with a groove that cooperates with the rod body control pin. Limiting blocks are all provided on the segment rod, the third segment rod and the fourth segment rod, and the bracket is plugged into the top end of the fourth segment rod.

Further, the bracket includes a plug-in body, a support body and a cylinder, the plug-in body is plugged into the top of the fourth section of the rod, the plug-in body and the support body are hinged through a rotating shaft, and the support body It is fixedly connected with the cylinder body, a spring is arranged at the bottom of the cylinder body, and the support body and the cylinder body are arranged at right angles.

Further, an elastic element is provided inside the first segment rod, the second segment rod and the third segment rod, and when the rod body is not working, the elastic element The inside of the rod and the third rod are in a compressed state; when the rod body is working, the elastic element is in a natural state inside the first rod, the second rod and the third rod.

Further, a detection head is provided inside the cylinder of the bracket, one end of the spring is fixedly connected to the bottom of the cylinder, and the other end of the spring is connected to the detection head.

Further, one end of the probe extends out of the cylinder, and the other end of the probe and the spring are inside the cylinder.

Further, an illuminating device and a handle are also provided on the handle bar.

Further, the cross-section of the rod body is rectangular or circular.

Further, the probe includes a straight probe, and the ultrasonic detector includes a portable display and a signal conversion device, the signal conversion device is connected to the display, and the signal conversion device receives the signal collected by the probe and displays it on the display.

The beneficial effect of the ultrasonic detection auxiliary tool for high-voltage electrical appliances provided by the utility model is that compared with the prior art, the ultrasonic detection auxiliary tool for high-voltage electrical appliances of the utility model can extend the detection head to the detected electrical equipment by adjusting the telescopic rod , flexible adjustment of the working height, combined with the use of a bracket that can adjust the detection angle, it can realize the detection of high-voltage live equipment at any height without dead ends, and solve the technical problems of time-consuming and labor-intensive detection of high-voltage live electrical equipment and unsafe factors. The detection angle and height of the detection head are adjustable, easy to carry, and the technical effect of improving detection efficiency. Under the premise of ensuring the detection safety, it can detect multiple areas on the electrical equipment and can detect in all directions.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the utility model, the following will briefly introduce the accompanying drawings that are required in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only the practical For some novel embodiments, those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is a schematic structural diagram of an auxiliary tool for ultrasonic testing of high-voltage electrical appliances provided by an embodiment of the present invention;

Fig. 2 is a cross-sectional view of an auxiliary tool for ultrasonic testing of high-voltage electrical appliances provided by an embodiment of the present invention.

Among them, the reference signs in the figure: 1-rod body; 2-bracket; 3-detection head; 4-ultrasonic detector; 5-rod body control pin; 11-hand-held rod; Segment rod; 14-third segment rod; 15-fourth segment rod; 16-through hole; 17-groove; 18-elastic element; 19-limit block; 21-insert body; 22-support body; - barrel; 24 - rotating shaft; 111 - lighting device; 112 - handle; 231 - spring.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

It should be noted that when an element is referred to as being “fixed” or “disposed on” another element, it may be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

It is to be understood that the terms "length", "width", "top", "bottom", "front", "rear", "left", "right", "vertical", "horizontal", "top" , "bottom", "inner", "outer" and other indicated orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying No device or element must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention.

Please refer to Fig. 1 to Fig. 2 together, and now the auxiliary tool for ultrasonic detection of high-voltage electrical appliances provided by the utility model will be described. The high-voltage electrical appliance ultrasonic detection auxiliary tool includes a rod body 1, a bracket 2 and an ultrasonic detector 4, the upper end of the rod body 1 is provided with the bracket 2, and the probe head 3 of the ultrasonic detector 4 is fixed on the bracket 2 Above, the detection head 3 is connected to the body of the ultrasonic detector 4 , and the body of the ultrasonic detector 4 receives and displays the detection information of the detection head 3 . The support 2 is fixedly connected to the rod body 1, and the support 2 is provided with a rotating mechanism, which can adjust the angle of the support 2 according to the actual arrangement of the electrical appliances being operated. The detection head 3 detects The information will be transmitted to the screen of the ultrasonic detector 4 in time.

The rod body 1 is an insulated telescopic rod body, the lower end of the telescopic rod body 1 is provided with a rod body control pin 5, and the rod body 1 can be limited by the rod body control pin 5, so that the telescopic rod body 1 becomes a telescopic state. When the rod body 1 needs to be extended, the rod body control pin 5 can be loosened to make the telescopic structure in the rod body 1 pop up, so that the telescopic rod body 1 becomes an extended state.

Compared with the prior art, the auxiliary tool for ultrasonic detection of high-voltage electrical appliances provided by the utility model can extend the detection head to the detected electrical equipment by adjusting the telescopic rod, flexibly adjust the working height, and cooperate with the bracket that can adjust the detection angle. It can realize the detection of high-voltage live equipment at any height without dead angle, solves the technical problems of time-consuming and labor-intensive detection of high-voltage live electrical equipment, and has unsafe factors. The technical effect of detection efficiency, under the premise of ensuring the safety of detection, can detect multiple areas on electrical equipment, can realize single-person operation, save labor, reduce labor intensity, can detect in all directions, and improve inspection efficiency.

Further, please refer to Fig. 1 to Fig. 2 together, as a specific embodiment of the high-voltage electric appliance ultrasonic detection auxiliary tool provided by the utility model, the rod body 1 includes a hand-held rod 11, a first segment rod 12, a second segment Rod 13, the third segment rod 14 and the fourth segment rod 15, the rod body 1 includes a hand-held rod 11, the first segment rod 12, the second segment rod 13, the third segment rod 14 and the fourth segment rod 15 along the rod body 1 The axial diameter becomes smaller successively, and the first segment rod 12, the second segment rod 13, the third segment rod 14 and the fourth segment rod 15 are an integral structure, and the first segment rod 12 is inserted into the In the handle bar 11, a rubber anti-skid coating is provided on the handle bar 11 to prevent the handle bar 11 from slipping during operation and affect the work efficiency.

A rod body control pin 5 is provided on the first segment rod 12, and a channel that cooperates with the rod body control pin 5 is provided on the first segment rod 12, the second segment rod 13 and the third segment rod 14. A hole 16 is provided on the fourth section rod 15 with a groove 17 matched with the rod body control pin 5 , and a bracket 2 is plugged into the top end of the fourth section rod 15 . Limiting blocks 19 are provided on the second segment rod 13 , the third segment rod 14 and the fourth segment rod 15 for positioning the second segment rod 13 , the third segment rod 14 and the fourth segment rod 15 The body of the rod is limited, so that the rod body of the second segment rod 13, the third segment rod 14 and the fourth segment rod 15 are respectively movable in the rod body of the first segment rod 12, the second segment rod 13 and the third segment rod 14 Swipe in space. The rod body control pin 5 has a T-shaped structure, and the rod body control pin 5 passes through the through holes 16 on the first segment rod 12, the second segment rod 13 and the third segment rod 14, and the rod body control pin 5 The end of the rod is inserted into the groove 17 at the end of the fourth segment rod 15, so that the first segment rod 12, the second segment rod 13, the third segment rod 14 and the fourth segment rod 15 are fixed together , the elastic element 18 inside it is in a compressed state. The telescopic rod body 1 of this structure can make the detection head 3 on the support 2 reach the required detection height, and it is unnecessary to use an insulating ladder for operation, which saves the time for manually climbing live equipment detection; and the detection angle of the detection head 3 can be adjusted. Adjustment improves the efficiency of electrical equipment testing and saves time.

Further, please refer to Fig. 1 to Fig. 2 together, as a specific embodiment of the ultrasonic detection auxiliary tool for high-voltage electrical appliances provided by the utility model, the bracket 2 includes a plug-in body 21, a support body 22 and a cylinder body 23, The plug-in body 21 is plugged on the top of the fourth section rod 15, the plug-in body 21 and the support body 22 are hinged through the rotating shaft 24, the support body 22 is fixedly connected with the cylinder body 23, and the The bottom of the body 23 is provided with a spring 231 , and the support body 22 and the barrel body 23 are arranged at right angles. The end of the fourth section rod 15 is coated with a layer of anti-skid medium, such as anti-skid glue; The outer diameter of 21 is greater than the outer diameter of the fourth section rod 15, which is a clearance fit, and the inserted body 21 and the fourth section rod 15 are closely matched without rotation, and can be tightened with iron wire or screws when necessary. Solid, the bracket 2 of this structure is fixed on the rod body 1, which realizes the adjustment of any angle of the detection head 3, meets the detection needs of the detection personnel for electrical equipment, and increases the flexibility of using this detection tool.

Further, please refer to Fig. 1 to Fig. 2 together, as a specific implementation of the high-voltage electric appliance ultrasonic detection auxiliary tool provided by the utility model, the first segment rod 12, the second segment rod 13 and the third segment rod 14 are all provided with elastic elements 18, when the rod body 1 is not working, the elastic elements 18 are in a compressed state inside the first segment rod 12, the second segment rod 13 and the third segment rod 14, relying on the rod body The control pin 5 makes the second segment rod 13, the third segment rod 14 and the fourth segment rod 15 compressed inside the rod body activity space of the first segment rod 12, the second segment rod 13 and the third segment rod 14; When the rod body 1 is working, the rod body control pin 5 can be pulled out from the groove 17 and the through hole 16, so that the elastic element 18 can be stretched between the first segment rod 12, the second segment rod 13 and the second segment rod. The inside of the three-section bar 14 becomes a natural state, and detection operations can be carried out. At the same time, according to the needs of the actual detection height, the rod body control pin 5 can be pulled out from the groove 17 to extend the fourth segment rod 15; Pull out the through hole 16 of 14, and then the third segment rod 14 can be extended again; then the rod body control pin 5 can be pulled out from the through hole 16 of the second segment rod 13, and the third segment rod 14 can be extended again. The second-section rod 13; in this way, the appropriate telescopic range of the rod body 1 can be flexibly adjusted according to the height of the actual operation, which is suitable for detection needs at different heights, and reflects safe and reliable working conditions.

Further, please refer to Fig. 1 to Fig. 2 together. As a specific implementation of the high-voltage electric appliance ultrasonic detection auxiliary tool provided by the present invention, a probe 3 is provided inside the cylinder 23 of the bracket 2, and the The wire connecting the probe head 3 and the detector 4 is outside the cylinder body 23 . One end of the spring 231 is fixedly connected to the bottom of the cylinder 23 , and the other end of the spring 231 is connected to the probe 3 . The outer diameter of the cylinder 23 is larger than the outer diameter of the probe 3, so that the probe 3 can be placed in the cylinder 23, and the inner side of the probe 3 is movably connected with the spring 231, so that the probe 3 The probe head 3 has a movable space inside the cylinder body 23 .

Further, please refer to Fig. 1 to Fig. 2 together, as a specific implementation of the high-voltage electric appliance ultrasonic detection auxiliary tool provided by the present invention, one end of the probe 3 protrudes out of the cylinder 23, and the The other end of the probe 3 and the spring 231 are inside the barrel 23 . During the detection process, when the detection head 3 touches the detected electrical equipment, due to the action of the spring 231, the detection head 3 will automatically retract a little in the cylinder body 23, but the outer end of the detection head 3 is still It is still on the outside of the barrel 23, so that the detection head 3 can fully contact the detected electrical equipment.

Further, please refer to Fig. 1 to Fig. 2 together. As a specific implementation of the ultrasonic detection auxiliary tool for high-voltage electrical appliances provided by the utility model, the section of the rod body 1 is rectangular or circular. According to the reasonable structure of the rod body 1, the rod body 1 with a rectangular cross-section or the rod body 1 with a circular cross-section can be used, which is easier to manufacture and has a simple process, which is conducive to mass production.

Further, please refer to FIG. 1 to FIG. 2 together. As a specific implementation of the ultrasonic testing auxiliary tool for high-voltage electrical appliances provided by the present invention, an illuminating device 111 and a handle 112 are also provided on the handle bar 11 . The lighting device 111 is a device that uses a dry battery as a power source and a light bulb as a light-emitting element. The lighting device 111 is placed on the hand-held rod 11, and its function is to turn on the light when working in a dark environment or at night. The device 111 is opened for lighting operations; the handle 112 is placed on the end of the hand-held rod 11, and two can be installed to cooperate with each other. The handle 112 is made of insulating material, and the handle of the handle 112 is also provided with The anti-skid layer increases the frictional force between the palm and the handle 112. The inspection auxiliary tool is safe, reliable, and highly flexible, and is used for inspection of electrical equipment at any height or angle.

Further, please refer to Fig. 1 to Fig. 2 together, as a specific implementation of the high-voltage electric appliance ultrasonic testing auxiliary tool provided by the utility model, the probe 3 includes a straight probe, and the detector 4 includes a portable display And a signal conversion device, the signal conversion device is connected to the display, and the signal conversion device receives the signal collected by the detection head 3 and displays it on the display. The information detected by the detection head 3 will be displayed on the display of the ultrasonic detector in the form of images or curves, and the specific information of the detected electrical equipment can be judged at any time according to the detected curve display situation, for The test results provide the basis.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

1. Auxiliary tool for ultrasonic detection of high-voltage electrical appliances, characterized in that: it comprises a body of rod (1), a support (2) and an ultrasonic detector (4), the upper end of the body of rod (1) is provided with the support (2), the The probe (3) of the ultrasonic detector (4) is fixed on the support (2), the probe (3) is connected with the body of the ultrasonic detector (4), and the ultrasonic detector (4) The main body accepts and displays the detection information of the detection head (3). 2. The auxiliary tool for ultrasonic detection of high-voltage electrical appliances according to claim 1, characterized in that: the rod body (1) is a telescopic rod body, and the lower end of the telescopic rod body (1) is provided with a rod body control pin (5). 3. The auxiliary tool for ultrasonic detection of high-voltage electrical appliances according to claim 2, characterized in that: the rod body (1) includes a hand-held rod (11), a first segment rod (12), a second segment rod (13), a Three-section bar (14) and fourth section bar (15), described hand-held bar (11), first section bar (12), second section bar (13), third section bar (14) and fourth section bar The diameter of the rod (15) decreases successively along the axial direction of the rod body (1), the first section of the rod (12) is plugged into the handle (11), and the first section of the rod (12) is provided with Rod body control pin (5), on the first segment rod (12), second segment rod (13) and third segment rod (14), there are through holes for matching with the rod body control pin (5) (16), the fourth segment rod (15) is provided with a groove (17) matched with the rod body control pin (5), and the second segment rod (13), the third segment rod ( 14) and the fourth segment rod (15) are provided with a limit block (19), and the bracket (2) is plugged into the top end of the fourth segment rod (15). 4. The auxiliary tool for ultrasonic detection of high-voltage electrical appliances according to claim 3, characterized in that: the bracket (2) includes a plug-in body (21), a support body (22) and a cylinder (23), and the plug-in body The body (21) is inserted on the top of the fourth section rod (15), the insertion body (21) and the support body (22) are hinged through the rotating shaft (24), and the support body (22) and the cylinder body (23) Fixedly connected, a spring (231) is provided at the bottom of the cylinder (23), and the support body (22) and the cylinder (23) are arranged at right angles. 5. The ultrasonic detection auxiliary tool for high-voltage electrical appliances as claimed in claim 3, characterized in that: inside the first segment rod (12), the second segment rod (13) and the third segment rod (14), all set There is an elastic element (18), when the rod body (1) is not working, the elastic element (18) is in the position of the first segment rod (12), the second segment rod (13) and the third segment rod (14) The interior of the rod body (1) is in a compressed state; when the rod body (1) is working, the elastic element (18) is inside the first segment rod (12), the second segment rod (13) and the third segment rod (14) into a natural state. 6. The auxiliary tool for ultrasonic testing of high-voltage electrical appliances according to claim 4, characterized in that: a probe (3) is provided inside the cylinder (23) of the bracket (2), and one end of the spring (231) It is fixedly connected with the bottom of the cylinder body (23), and the other end of the spring (231) is connected with the probe head (3). 7. The auxiliary tool for ultrasonic testing of high-voltage electrical appliances as claimed in claim 6, characterized in that: one end of the probe (3) extends out of the cylinder (23), and the other end of the probe (3) And the spring (231) is inside the barrel (23). 8. The auxiliary tool for ultrasonic testing of high-voltage electrical appliances according to claim 3, characterized in that: an illuminating device (111) and a handle (112) are also provided on the handle bar (11). 9. The auxiliary tool for ultrasonic detection of high-voltage electrical appliances according to claim 1, characterized in that: the cross-section of the rod body (1) is rectangular or circular. 10. The auxiliary tool for ultrasonic testing of high-voltage electrical appliances as claimed in claim 1, characterized in that: the probe (3) comprises a straight probe, and the ultrasonic probe (4) comprises a portable display and a signal conversion device, and the signal conversion The device is connected with a display, and the signal conversion device receives the signal collected by the probe head (3) and displays it on the display.