CN-122016270-A - System for testing hole removal of 535KV submarine cable

Abstract

The invention discloses a test system for a 535KV submarine cable hole removal, which comprises an integrated support frame, wherein a traction support assembly is arranged at the side end of the integrated support frame, the traction support assembly comprises a reciprocating electric slide rail, the reciprocating electric slide rail is arranged at the inner side of the integrated support frame, a reciprocating support frame is arranged at the top end of the reciprocating electric slide rail, the reciprocating support frame is in sliding fit with the integrated support frame, a traction motor is arranged at one end of the reciprocating support frame, an output shaft of the traction motor is connected with a traction screw rod, a traction fixing column is arranged at the reciprocating support frame, a traction operation frame is connected at the side end of the traction screw rod, a limit fixing rod is arranged at one end of the integrated support frame, a tension detector is arranged at one end of the limit fixing rod, a fixing screw rod is arranged at one end of the tension detector, and a combined screw cap is connected at the side end of the fixing screw rod through threads. The invention utilizes full wrapping and controllable pressure fixation to avoid partial separation caused by uneven fixation force and single stress of a fixed point, thereby improving the accuracy of the test.

Inventors

• LIU PENGCHENG
• YIN CHUANG
• LI YANHUA
• ZHANG FAN
• WANG KEJIE
• XIE TONG
• LI YAJING
• KANG HAIDONG
• Lv chong
• LI BOJING
• LIU JING
• WANG DONG
• CHEN YUE
• WANG XIAN
• ZHANG SHIJIE

Assignees

• 广东阳江市创源海上风电综合投资有限公司
• 三峡新能源阳江发电有限公司
• 中国长江三峡集团有限公司
• 中国能源建设集团广东省电力设计研究院有限公司
• 宁波东方电缆股份有限公司

Dates

Publication Date

20260512

Application Date

20251229

Claims (10)

1. 1. Be used for 535KV submarine cable to take off hole test system, a serial communication port, including integration support frame (1), integration support frame (1) side is provided with and pulls support assembly (2), it includes reciprocal electric slide rail (201) to pull support assembly (2), reciprocal electric slide rail (201) set up in integration support frame (1) inboard bottom, reciprocal electric slide rail (201) top is installed reciprocal support frame (202) through the slide rail seat, reciprocal support frame (202) and integration support frame (1) slip-on, traction motor (203) are installed through the motor cabinet to reciprocal support frame (202) one end, traction motor (203) output shaft has traction screw (204), traction screw (204) position department is corresponding to traction screw (204) inboard one end of reciprocal support frame (202) sets up traction fixed column (205), traction screw (204) side end is connected with traction operation frame (206) through the screw rod seat, integration support frame (1) one end sets up spacing dead lever (207), tension detector (208) are installed to spacing dead lever (207) one end, tension detector (208) one end is installed traction motor (203), fixed screw (209) are installed through screw cap (209) side screw cap (209).
2. 2. The system for 535KV submarine cable hole removal testing according to claim 1, wherein the longitudinal section of the reciprocating support frame (202) and/or the integrated support frame (1) is 匚, and the traction screw (204) is rotatably mounted at the side end of the reciprocating support frame (202).
3. 3. The system for 535KV submarine cable hole removal testing according to claim 1, wherein one side end of the combined threaded cover (210) is rotatably connected with a limiting clamping sleeve (211), a fixed pressing air bag (212) is installed on the inner side of the limiting clamping sleeve (211), a traction screw (213) is installed at one end of the traction operation frame (206), a traction operation cover (214) is connected to the side end of the traction screw (213) through threads, a traction fixing sleeve (215) is rotatably connected to the side end of the traction operation cover (214), and a traction pressing air bag (216) is installed on the inner side of the traction fixing sleeve (215).
4. 4. A system for testing a 535KV submarine cable hole according to claim 3, wherein the integrated support frame (1) and one end of the traction operation frame (206) are respectively provided with a clamping air pump (217) through a motor base, one ends of the fixed pressing air bag (212) and the traction pressing air bag (216) are respectively connected with a clamping operation pipe (218) through an adapter, and a limited sliding hole (219) is formed at the top end of the reciprocating support frame (202) corresponding to the position of the traction operation frame (206).
5. 5. The system for 535KV submarine cable hole removal testing according to claim 4, wherein the traction handling frame (206) is slidably mounted inside the limited sliding hole (219).
6. 6. The system for 535KV submarine cable hole removal test according to claim 4, wherein the outer diameter of the limit clamping sleeve (211) is equal to the outer diameter of the combined threaded cap (210), and the side end of the clamping operation pipe (218) is connected with the limit clamping sleeve (211) and the side end of the traction fixing sleeve (215) in a sleeved mode.
7. 7. The system for 535KV submarine cable hole removal test according to claim 4, wherein one end of the clamping air pump (217) is connected to one end of the clamping operation pipe (218) through an adapter, the input ends of the reciprocating electric sliding rail (201), the traction motor (203), the tension detector (208) and the clamping air pump (217) are all electrically connected to the output end of the external controller, the signal output end of the tension detector (208) is electrically connected to the signal input end of the external controller, and the input end of the external controller is electrically connected to the output end of the external power supply.
8. 8. The system for 535KV submarine cable hole removal testing according to claim 7, wherein the integrated support frame (1) side end is provided with a fixed moving component (3), the fixed moving component (3) comprises a moving operation frame (301), the moving operation frame (301) is arranged at the bottom ends of the integrated support frame (1) and the reciprocating support frame (202), the moving operation frame (301) side end is rotationally connected with a moving operation wheel (302), a plurality of pressing electric push rods (303) are arranged at the inner side bottom ends of the integrated support frame (1) and the reciprocating support frame (202), a connecting sucker (304) is arranged at the bottom end of the pressing electric push rods (303), a negative pressure treatment pipe (305) is connected at the side end of the connecting sucker (304) through an adapter, an operation air pump (306) is arranged at the inner side bottom end of the reciprocating support frame (202) through a motor seat, a correction electric slide rail (307) is arranged at one end of the reciprocating support frame (202) through a correction operation plate (308), a plurality of diagonal struts (309) are arranged at the top ends of the correction operation plate (308), and a plurality of diagonal struts (309) are arranged at one end of diagonal struts (310).
9. 9. The system for 535KV submarine cable hole removal testing according to claim 8, wherein a plurality of ascending push rods (311) are installed in the middle of the top end of the integrated support frame (1), an ascending arc plate (312) is installed at one end of each ascending push rod (311), the negative pressure treatment tube (305) is installed at the side ends of the integrated support frame (1) and the reciprocating support frame (202) in a penetrating manner, and one end of the negative pressure treatment tube (305) is connected with one end of the operating air pump (306) through an adapter.
10. 10. The system for 535KV submarine cable hole removal test according to claim 9, wherein the correction operation board (308) is slidably mounted at a side end of the reciprocating support frame (202), and input ends of the piezoelectric push rod (303), the operation air pump (306), the correction electric slide rail (307), the diagonal bracing push rod (309) and the ascending push rod (311) are electrically connected with an output end of the external controller.

Description

System for testing hole removal of 535KV submarine cable Technical Field The invention relates to the technical field of cables, in particular to a test system for a 535KV submarine cable hole removal. Background 535KV submarine cable is a tip technology in the current high-voltage direct-current transmission field, plays a core role in remote offshore wind power grid connection and cross-sea networking engineering, is a key test for evaluating mechanical connection strength between a cable and a connector, is mainly used for verifying reliability of a cable end sealing assembly under the action of tension, ensures stable operation in a complex marine environment, and aims to evaluate connection strength and predict fault threshold. But when carrying out the pull-out test to cable and connector now, testing arrangement is fixed through the bolt mostly, receives the junction surface influence when connecting, when leading to traction atress, the atress is uneven, and because of needs multiunit test contrast result, can't guarantee that fixed pressure equals, very big influence the degree of accuracy of actual test result. Disclosure of Invention The invention provides a test system for a 535KV submarine cable hole, which can effectively solve the problems that in the background technology, when a cable and a connector are pulled out for testing, most of test devices are fixed through bolts, and are influenced by a connecting surface during connection, so that when traction stress is caused, the stress is uneven, and because a plurality of groups of test comparison results are needed, the fixed pressure cannot be ensured to be equal, and the accuracy of an actual test result is greatly influenced. In order to achieve the above purpose, the present invention provides the following technical solutions: The utility model provides a be used for 535KV submarine cable to take off hole test system, includes the integration support frame, integration support frame side is provided with traction support assembly, traction support assembly includes reciprocating electricity slide rail, reciprocating electricity slide rail sets up in the inboard bottom of integration support frame, reciprocating electricity slide rail top is installed reciprocating support frame through the slide rail seat, reciprocating support frame and integration support frame slip cover, reciprocating support frame one end is installed traction motor through the motor cabinet, traction motor output shaft has traction screw, the inboard one end of reciprocating support frame corresponds traction screw position department and sets up traction fixed column, traction screw side is connected with the traction operation frame through the screw rod seat, integration support frame one end sets up spacing dead lever, tension detector is installed to spacing dead lever one end, fixed screw is installed to tension detector one end, the fixed screw side has the combination screw cap through threaded connection. Further, the longitudinal section of the reciprocating support frame and/or the integrated support frame is 匚, and the traction screw rod is rotatably arranged at the side end of the reciprocating support frame. Further, one of the side ends of the combined threaded cover is rotationally connected with a limiting clamping sleeve, a fixed pressing air bag is mounted on the inner side of the limiting clamping sleeve, a traction screw is mounted at one end of the traction operation frame, the side end of the traction screw is connected with a traction operation cover through threads, the side end of the traction operation cover is rotationally connected with a traction fixed sleeve, and a traction pressing air bag is mounted on the inner side of the traction fixed sleeve. Further, the clamping air pump is installed through the motor base to the integration support frame and traction operation frame one end, fixed pressfitting gasbag and traction pressfitting gasbag one end are all connected with the centre gripping operating tube through the adapter, reciprocal support frame top corresponds traction operation frame position department and has seted up the limit and slide the hole. Further, the traction operation frame is slidably mounted inside the limited sliding hole. Further, the outer diameter of the limiting clamping sleeve is equal to that of the combined threaded cover, and the side end of the clamping operation pipe is connected with the side ends of the limiting clamping sleeve and the traction fixing sleeve in a sleeved mode. Further, one end of the clamping air pump is connected with one end of the clamping operation pipe through an adapter, the input ends of the reciprocating electric sliding rail, the traction motor, the tension detector and the clamping air pump are electrically connected with the output end of the external controller, the signal output end of the tension detector is electrically connected with the signal input end of the ext