CN110609155A - A mobile support device for withstand voltage test of lightning arrester in high voltage switchgear - Google Patents
A mobile support device for withstand voltage test of lightning arrester in high voltage switchgear Download PDFInfo
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- CN110609155A CN110609155A CN201911095628.3A CN201911095628A CN110609155A CN 110609155 A CN110609155 A CN 110609155A CN 201911095628 A CN201911095628 A CN 201911095628A CN 110609155 A CN110609155 A CN 110609155A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
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Abstract
本发明公开了一种高压开关柜内避雷器耐压试验移动支架装置，包括底座、第一支撑杆、第二支撑杆、第三支撑杆、第一支撑板和第二支撑板，底座上端面设置有三个安装套筒，三个安装套筒自左向右分别对应连接有第一支撑杆、第二支撑杆、第三支撑杆，第二支撑杆和第三支撑杆的上端面支撑于第二支撑板的下表面上，第一支撑板左右两侧连接在第一支撑杆和第二支撑杆上，在第一支撑板的上表面上设置有辅助夹紧机构和安装孔。本发明的装置能够快速组装和拆卸，便于运输，在试验时，直接把试验支架带到现场，把避雷器拆卸下来后，直接安装到该装置上就可以进行耐压试验，非常方便，提高了工作效率。
The invention discloses a mobile bracket device for withstand voltage test of a lightning arrester in a high-voltage switch cabinet, which comprises a base, a first support rod, a second support rod, a third support rod, a first support plate and a second support plate, and the upper end surface of the base is arranged There are three installation sleeves, and the three installation sleeves are respectively connected with the first support rod, the second support rod and the third support rod from left to right, and the upper end surfaces of the second support rod and the third support rod are supported on the second On the lower surface of the support plate, the left and right sides of the first support plate are connected to the first support rod and the second support rod, and an auxiliary clamping mechanism and a mounting hole are arranged on the upper surface of the first support plate. The device of the present invention can be quickly assembled and disassembled, and is convenient for transportation. During the test, the test bracket is directly brought to the site, and after the arrester is disassembled, it can be directly installed on the device to carry out the pressure test, which is very convenient and improves the work efficiency. efficiency.
Description
技术领域technical field
本发明属于电力高压避雷器试验技术领域，尤其涉及一种高压开关柜内避雷器耐压试验移动支架装置。The invention belongs to the technical field of electric high-voltage arrester tests, and in particular relates to a mobile support device for withstand voltage tests of arresters in high-voltage switch cabinets.
背景技术Background technique
高压开关柜内空间狭小，避雷器不能直接试验，通常的做法是把避雷器从高压开关柜内拆卸下来，然后送去车间进行避雷器试验，这种操作不仅浪费人力、往返车辆费用，而且增加了试验的工作时间，影响工作效率。The space in the high-voltage switchgear is small, and the arrester cannot be tested directly. The usual method is to remove the arrester from the high-voltage switchgear and send it to the workshop for arrester testing. Working hours affect work efficiency.
发明内容Contents of the invention
为了解决现有高压开关柜内避雷器试验操作繁琐的问题，本发明的目的是提供一种高压开关柜内避雷器耐压试验移动支架装置，通过将该装置带到高压开关柜的现场，将避雷器拆卸后直接在该装置上进行耐压试验，非常方便、灵活。In order to solve the cumbersome test operation of the arrester in the existing high-voltage switchgear, the purpose of the present invention is to provide a mobile support device for the withstand voltage test of the arrester in the high-voltage switchgear. By bringing the device to the site of the high-voltage switchgear, the arrester can be disassembled Afterwards, it is very convenient and flexible to carry out the withstand voltage test directly on the device.
为了实现上述发明目的，本发明采用如下所述的技术方案：In order to realize the above-mentioned purpose of the invention, the present invention adopts the technical scheme as follows:
一种高压开关柜内避雷器耐压试验移动支架装置，包括底座、第一支撑杆、第二支撑杆、第三支撑杆、第一支撑板和第二支撑板，底座上端面设置有三个安装套筒，三个安装套筒自左向右间隔均匀布置，安装套筒具有内螺纹孔，三个安装套筒自左向右分别对应连接有第一支撑杆、第二支撑杆、第三支撑杆，第二支撑杆和第三支撑杆的上端分别对应设置有第二连接螺柱和第三连接螺柱，第二连接螺柱的直径小于第二支撑杆的杆体直径，第三连接螺柱的直径小于第三支撑杆的杆体直径，第二支撑板的左右两侧分别设置有贯穿第二支撑板上下表面的第一通孔，第二连接螺柱和第三连接螺柱分别对应穿设于第二支撑板左右两侧的第一通孔内，第二支撑杆和第三支撑杆的上端面支撑于第二支撑板的下表面上，第一支撑板的左右两侧分别设置有贯穿第一支撑板上下表面的第二通孔，第二连接螺柱穿过第一通孔后并从第一支撑板右侧的第二通孔内伸出，第一支撑杆上端设置有第一连接螺柱，第一连接螺柱上设置有两个定位螺母，第一连接螺柱穿过第一支撑板左侧的第二通孔，且两个定位螺母分别抵靠在第一支撑板的上下表面上；A mobile bracket device for withstand voltage test of lightning arrester in high-voltage switchgear, including base, first support rod, second support rod, third support rod, first support plate and second support plate, and three installation sleeves are arranged on the upper end surface of the base The three mounting sleeves are evenly spaced from left to right. The mounting sleeves have internal threaded holes. The three mounting sleeves are respectively connected with the first support rod, the second support rod and the third support rod from left to right. , the upper ends of the second support rod and the third support rod are respectively provided with a second connecting stud and a third connecting stud, the diameter of the second connecting stud is smaller than the diameter of the rod body of the second supporting rod, and the diameter of the third connecting stud The diameter is smaller than the diameter of the rod body of the third support rod, and the left and right sides of the second support plate are respectively provided with first through holes penetrating through the upper and lower surfaces of the second support plate, and the second connecting studs and the third connecting studs are correspondingly installed on the In the first through holes on the left and right sides of the second support plate, the upper end surfaces of the second support rod and the third support rod are supported on the lower surface of the second support plate. A second through hole on the upper and lower surfaces of the support plate, the second connecting stud passes through the first through hole and protrudes from the second through hole on the right side of the first support plate, and the upper end of the first support rod is provided with a first connection Studs, two positioning nuts are arranged on the first connecting stud, the first connecting stud passes through the second through hole on the left side of the first supporting plate, and the two positioning nuts respectively abut against the upper and lower sides of the first supporting plate on the surface;
在第一支撑板的上表面上设置有辅助夹紧机构和安装孔，辅助夹紧机构包括左右对称布置安装孔两侧的两组夹紧组件，夹紧组件包括耳板、连接杆和夹板，耳板固定连接在第一支撑板上，连接杆的一端与耳板铰接，连接杆的另一端与夹板铰接，夹板呈半环形，夹板的两端部分别设有连接部，两组夹紧组件中的两个夹板对接后形成整圆环结构，两个夹板上相对应的连接部之间通过螺栓固定连接。An auxiliary clamping mechanism and a mounting hole are provided on the upper surface of the first supporting plate. The auxiliary clamping mechanism includes two sets of clamping assemblies symmetrically arranged on both sides of the mounting hole. The clamping assembly includes an ear plate, a connecting rod and a splint. The ear plate is fixedly connected to the first support plate, one end of the connecting rod is hinged with the ear plate, the other end of the connecting rod is hinged with the splint, the splint is in a semi-circular shape, the two ends of the splint are respectively provided with connecting parts, two sets of clamping components After the two splints are butted to form a full ring structure, the corresponding connecting parts on the two splints are fixedly connected by bolts.
进一步的，在第一支撑板和第二支撑板均设置有接地桩头，接地桩头上连接有接地导线。Further, both the first support plate and the second support plate are provided with ground pile heads, and ground wires are connected to the ground pile heads.
进一步的，所述第一支撑板和第二支撑板均为导电材质。Further, both the first support plate and the second support plate are made of conductive material.
进一步的，所述第一支撑赶、第二支撑杆和第三支撑杆均为绝缘材质。Further, the first support rod, the second support rod and the third support rod are all made of insulating material.
进一步的，所述辅助夹紧机构为绝缘材质。Further, the auxiliary clamping mechanism is made of insulating material.
进一步的，第二支撑杆和第三支撑杆的高度相同。Further, the heights of the second support rod and the third support rod are the same.
进一步的，第二连接螺柱和第三连接螺柱上均设置有锁紧螺母。Further, both the second connecting stud and the third connecting stud are provided with locking nuts.
进一步的，在第二支撑板的上表面上设置有辅助夹紧机构和安装孔。Further, an auxiliary clamping mechanism and an installation hole are provided on the upper surface of the second support plate.
进一步的，在底座的下端面上设置有带锁的万向轮。Further, universal wheels with locks are provided on the lower end surface of the base.
由于采用上述技术方案，本发明具有以下优越性：Owing to adopting above-mentioned technical scheme, the present invention has the following advantages:
本发明的装置能够快速组装和拆卸，便于运输，在试验时，直接把试验支架带到现场，把避雷器拆卸下来后，直接安装到该装置上就可以进行耐压试验，非常方便，提高了工作效率，在电力系统高压开关柜内避雷器每年例行试验时，用途非常广泛，具有很大的推广和应用价值。The device of the present invention can be quickly assembled and disassembled, and is convenient for transportation. During the test, the test bracket is directly brought to the site, and after the arrester is disassembled, it can be directly installed on the device to carry out the pressure test, which is very convenient and improves the work efficiency. Efficiency, in the annual routine test of the surge arrester in the high-voltage switchgear of the power system, it has a wide range of uses and has great promotion and application value.
附图说明Description of drawings
图1为本发明的结构示意图；Fig. 1 is a structural representation of the present invention;
图2为图1中A处局部放大图；Figure 2 is a partial enlarged view of A in Figure 1;
图中：1、底座；2、安装套筒；3、第一支撑杆；4、第二支撑杆；5、第三支撑杆；6、第二支撑板；7、第一支撑板；8、定位螺母；9、第二通孔；10、辅助夹紧机构；11、锁紧螺母；12、安装孔；13、接地桩头；14、第一通孔；15、耳板；16、连接杆；17、夹板；18、万向轮。In the figure: 1, the base; 2, the installation sleeve; 3, the first support rod; 4, the second support rod; 5, the third support rod; 6, the second support plate; 7, the first support plate; 8, Locating nut; 9. Second through hole; 10. Auxiliary clamping mechanism; 11. Lock nut; 12. Mounting hole; 13. Ground pile head; 14. First through hole; 15. Ear plate; 16. Connecting rod ; 17, splint; 18, universal wheel.
具体实施方式Detailed ways
下面结合附图及实施例对本发明的技术方案作进一步详细的说明。The technical solution of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.
如图1、2所示，一种高压开关柜内避雷器耐压试验移动支架装置，包括底座1、第一支撑杆3、第二支撑杆4、第三支撑杆5、第一支撑板7和第二支撑板6，所述第一支撑板7和第二支撑板6均为导电材质，所述第一支撑杆3、第二支撑杆4和第三支撑杆5均为绝缘材质，底座1上端面设置有三个安装套筒2，三个安装套筒2自左向右间隔均匀布置，安装套筒2具有内螺纹孔，三个安装套筒2自左向右分别对应连接有第一支撑杆3、第二支撑杆4、第三支撑杆5，第二支撑杆4和第三支撑杆5的上端分别对应设置有第二连接螺柱和第三连接螺柱，第二连接螺柱的直径小于第二支撑杆4的杆体直径，第三连接螺柱的直径小于第三支撑杆5的杆体直径，第二支撑板6的左右两侧分别设置有贯穿第二支撑板6上下表面的第一通孔，第二连接螺柱和第三连接螺柱分别对应穿设于第二支撑板6左右两侧的第一通孔内，第二支撑杆4和第三支撑杆5的上端面支撑于第二支撑板6的下表面上，第一支撑板7的左右两侧分别设置有贯穿第一支撑板上下表面的第二通孔9，第二连接螺柱穿过第一通孔14后并从第一支撑板右侧的第二通孔9内伸出，第一支撑杆3上端设置有第一连接螺柱，第一连接螺柱上设置有两个定位螺母8，第一连接螺柱穿过第一支撑板7左侧的第二通孔9，且两个定位螺母8分别抵靠在第一支撑板7的上下表面上；在第一支撑板7的上表面上设置有辅助夹紧机构10和安装孔12，辅助夹紧机构10包括左右对称布置安装孔两侧的两组夹紧组件，夹紧组件包括耳板15、连接杆16和夹板17，耳板15固定连接在第一支撑板7上，连接杆16的一端与耳板15铰接，连接杆16的另一端与夹板17铰接，夹板17呈半环形，夹板17的两端部分别设有连接部，两组夹紧组件中的两个夹板17对接后形成整圆环结构，两个夹板17上相对应的连接部之间通过螺栓固定连接；在第二支撑板6的上表面上也设置有辅助夹紧机构和安装孔。As shown in Figures 1 and 2, a mobile bracket device for withstand voltage tests of surge arresters in high-voltage switch cabinets includes a base 1, a first support rod 3, a second support rod 4, a third support rod 5, a first support plate 7 and The second support plate 6, the first support plate 7 and the second support plate 6 are all conductive materials, the first support rod 3, the second support rod 4 and the third support rod 5 are all insulating materials, and the base 1 There are three installation sleeves 2 arranged on the upper end surface, and the three installation sleeves 2 are evenly spaced from left to right. The installation sleeves 2 have internal thread holes, and the three installation sleeves 2 are respectively connected with the first support from left to right. Rod 3, the second support rod 4, the third support rod 5, the upper ends of the second support rod 4 and the third support rod 5 are respectively provided with the second connecting stud and the third connecting stud, the second connecting stud The diameter is smaller than the diameter of the rod body of the second support rod 4, the diameter of the third connecting stud is smaller than the diameter of the rod body of the third support rod 5, and the left and right sides of the second support plate 6 are respectively provided with a second support plate 6 that runs through the upper and lower surfaces of the second support plate. A through hole, the second connecting studs and the third connecting studs are respectively respectively pierced in the first through holes on the left and right sides of the second supporting plate 6, and the upper end surfaces of the second supporting rod 4 and the third supporting rod 5 support On the lower surface of the second support plate 6, the left and right sides of the first support plate 7 are respectively provided with a second through hole 9 that runs through the upper and lower surfaces of the first support plate, and after the second connecting stud passes through the first through hole 14 And protrude from the second through hole 9 on the right side of the first support plate, the first support rod 3 upper end is provided with the first connecting stud, the first connecting stud is provided with two positioning nuts 8, the first connecting stud The column passes through the second through hole 9 on the left side of the first support plate 7, and the two positioning nuts 8 respectively abut against the upper and lower surfaces of the first support plate 7; The clamping mechanism 10 and the mounting hole 12, the auxiliary clamping mechanism 10 includes two sets of clamping assemblies symmetrically arranged on both sides of the mounting hole. The clamping assembly includes an ear plate 15, a connecting rod 16 and a splint 17. On the first support plate 7, one end of the connecting rod 16 is hinged with the ear plate 15, and the other end of the connecting rod 16 is hinged with the splint 17. The splint 17 is semi-circular, and the two ends of the splint 17 are respectively provided with connecting parts. The two splints 17 in the tightening assembly are butted together to form a full ring structure, and the corresponding connecting parts on the two splints 17 are fixedly connected by bolts; an auxiliary clamping mechanism is also arranged on the upper surface of the second support plate 6 and mounting holes.
在第一支撑板7和第二支撑板6均设置有接地桩头13，接地桩头136上连接有接地导线。Both the first support plate 7 and the second support plate 6 are provided with a ground pile head 13 , and a ground wire is connected to the ground pile head 136 .
所述辅助夹紧机构10中的耳板15、连接杆16以及夹板17均为绝缘材质，The ear plate 15, the connecting rod 16 and the splint 17 in the auxiliary clamping mechanism 10 are all made of insulating material,
在本发明中，第二支撑杆4和第三支撑杆5的高度相同，第二支撑板6通过第二支撑杆4和第三支撑杆5支撑，并且第二支撑板6呈水平状设置。In the present invention, the second support bar 4 and the third support bar 5 have the same height, the second support plate 6 is supported by the second support bar 4 and the third support bar 5 , and the second support plate 6 is arranged horizontally.
在安装时，将第一支撑杆3、第二支撑杆4、第三支撑杆5分别对应连接于安装套筒2内，作为优选，第一支撑杆、第二支撑杆、第三支撑杆的下端均设置有外螺纹，第一支撑杆3、第二支撑杆4、第三支撑杆5与安装套筒2均为螺纹连接，以保证整体的稳定性；然后将第二支撑板6安装到第二支撑杆4和第三支撑杆5上端，并在第二支撑杆4、第三支撑杆5上端的连接螺柱上通过锁紧螺母11将第二支撑板6牢固连接于第二支撑杆和第三支撑杆上，然后将第一支撑板7右侧通过第二通孔9安装于第二支撑杆4上端的第二连接螺柱上并用锁紧螺母锁紧，然后将第一支撑板7左侧的第二通孔9安装到第一支撑杆3上端的第一连接螺柱上，在第一连接螺柱上设置有两个定位螺母8，两个定位螺母8分别位于第一支撑板的上下表面上。When installing, the first support rod 3, the second support rod 4, and the third support rod 5 are correspondingly connected in the installation sleeve 2, as preferably, the first support rod, the second support rod, the third support rod The lower ends are all provided with external threads, and the first support rod 3, the second support rod 4, the third support rod 5 and the installation sleeve 2 are all threaded to ensure overall stability; then the second support plate 6 is installed on the The upper ends of the second support rod 4 and the third support rod 5, and on the connecting studs at the upper ends of the second support rod 4 and the third support rod 5, the second support plate 6 is firmly connected to the second support rod by a lock nut 11 and the third support bar, then the right side of the first support plate 7 is installed on the second connecting stud on the upper end of the second support bar 4 through the second through hole 9 and locked with a lock nut, then the first support plate 7 The second through hole 9 on the left side is installed on the first connecting stud on the upper end of the first support rod 3, and two positioning nuts 8 are arranged on the first connecting stud, and the two positioning nuts 8 are respectively located on the first supporting on the upper and lower surfaces of the board.
在试验时，将避雷器从高压开关内拆卸下来之后安装到第一支撑板或第二支撑板上的安装孔内，在本发明中，作为优选，安装孔为螺纹孔，避雷器安装好之后，利用辅助夹紧机构对避雷器进行支撑夹紧，具体操作为：将两组夹紧组件上的夹板分别夹紧在避雷器的左右侧面上，然后将两夹板上的连接部通过螺栓固定连接，从而实现对避雷器的稳定支撑。During the test, after the arrester is disassembled from the high-voltage switch, it is installed in the mounting hole on the first support plate or the second support plate. In the present invention, as a preference, the mounting hole is a threaded hole. After the arrester is installed, use The auxiliary clamping mechanism supports and clamps the arrester. The specific operation is: respectively clamp the splints on the two groups of clamping components on the left and right sides of the arrester, and then connect the connecting parts of the two splints with bolts, so as to realize the Stable support for the arrester.
本发明通过设置第一支撑板和第二支撑板，若需要进行多个避雷器的耐压试验时，可以在第一支撑板和第二支撑板上同时进行，能够有效提高工作效率，而且第一支撑板和第二支撑板上的安装孔的直径可以设置为不相同，这样就可以满足对不同型号尺寸的避雷器进行耐压试验，使得本发明具有较大的适用范围。In the present invention, by setting the first support plate and the second support plate, if it is necessary to carry out the pressure test of multiple arresters, it can be carried out on the first support plate and the second support plate at the same time, which can effectively improve the work efficiency, and the first The diameters of the mounting holes on the support plate and the second support plate can be set to be different, so that the withstand voltage test for arresters of different sizes can be satisfied, so that the present invention has a wider application range.
为了便于本发明的整体移动，在底座的下端面上设置有带锁的万向轮。In order to facilitate the overall movement of the present invention, universal wheels with locks are provided on the lower end surface of the base.
另外，根据实际工作需要，第一、二、三支撑杆均可以采用能够改变自身长度的伸缩杆。In addition, according to actual work needs, the first, second and third support rods can all adopt telescopic rods capable of changing their own lengths.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911095628.3A CN110609155A (en) | 2019-11-11 | 2019-11-11 | A mobile support device for withstand voltage test of lightning arrester in high voltage switchgear |
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Application publication date: 20191224 |