CN103308391B - A kind of power capacitor insulator bending-resistance testing instrument - Google Patents
A kind of power capacitor insulator bending-resistance testing instrument Download PDFInfo
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- CN103308391B CN103308391B CN201310207174.0A CN201310207174A CN103308391B CN 103308391 B CN103308391 B CN 103308391B CN 201310207174 A CN201310207174 A CN 201310207174A CN 103308391 B CN103308391 B CN 103308391B
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Abstract
The invention provides a kind of power capacitor insulator bending-resistance testing instrument, in order to solve at present not to the problem of the equipment that the bending resistance of power capacitor insulator is tested, comprising: cabinet, comprise cabinet panel; Insulator fixed mechanism, for being fixedly verified the root of insulator; Propulsion system; Jacking gear, for the dynamically working provided according to propulsion system, contacts the top being verified insulator fixed by insulator fixed mechanism, and upwards pushes up; Apparatus for detecting pressure, when being verified insulator for upwards pushing up when jacking gear, detection is verified the pressure that insulator bears; Control circui mechanism; Control circui mechanism comprises: jacking gear stops rising control module, for detect when apparatus for detecting pressure be verified pressure that insulator bears reach preset pressure time, control jacking gear and stop rising.The bending resistance of above-mentioned bending-resistance testing instrument to power capacitor insulator is tested, and simple, convenient, work efficiency, accuracy rate are high.
Description
Technical field
The present invention relates to the equipment technical field that the degree of deflection resistance of power capacitor insulator is tested, refer to a kind of power capacitor insulator bending-resistance testing instrument especially.
Background technology
Insulator is a kind of device be used in high-voltage capacitance, can be used for the connection between wire, the carrying weight of wire the insulating effect played therebetween.Due to the effect of electric field powerful under high-tension electricity, atmospheric environment worsens in addition, and the impact of weather environment, easily damages insulator, and insulator is easily ruptured, and threatens to the safe operation of circuit.As can be seen here, the quality of the bending resistance of power capacitor insulator is of crucial importance, after insulator has been produced, tests very important to the bending resistance of insulator.But, in the market not to the equipment that the bending resistance of power capacitor insulator is tested.
Summary of the invention
The invention provides a kind of power capacitor insulator bending-resistance testing instrument, in order to solve at present not to the problem of the equipment that the bending resistance of power capacitor insulator is tested.
For solving the problem, the technical solution used in the present invention is:
A kind of power capacitor insulator bending-resistance testing instrument, comprising:
Cabinet, comprises cabinet panel;
Insulator fixed mechanism, for being fixedly verified the root of insulator, is arranged on cabinet panel;
Propulsion system, are arranged in cabinet;
Jacking gear, for the dynamically working provided according to propulsion system, contacts the top being verified insulator fixed by insulator fixed mechanism, and upwards pushes up, be connected with propulsion system;
Apparatus for detecting pressure, when being verified insulator for upwards pushing up when jacking gear, detection is verified the pressure that insulator bears, and is connected with the top of jacking gear;
Control circui mechanism, for controlling the work of propulsion system, jacking gear and apparatus for detecting pressure, is connected with propulsion system, jacking gear and apparatus for detecting pressure;
Control circui mechanism comprises: jacking gear stops rising control module, for detect when apparatus for detecting pressure be verified pressure that insulator bears reach preset pressure time, control jacking gear and stop rising, be connected with jacking gear and apparatus for detecting pressure.
As a kind of preferred version, propulsion system are specially hydraulic pump;
Jacking gear comprises:
Hydraulic cylinder, is arranged in cabinet, is connected with hydraulic pump;
Lifting column, is upward through cabinet panel after being connected with the piston rod of hydraulic cylinder.
As a kind of preferred version, insulator fixed mechanism comprises:
Set collar, for holding and being fixedly verified the root of insulator, is arranged on cabinet panel, is connected with cabinet panel.
As a kind of preferred version, set collar comprises:
Firm banking, is connected with cabinet panel;
Rotation cover, its one end by a rotating shaft and firm banking hinged, the other end is flexibly connected with firm banking.
As a kind of preferred version,
Firm banking is and the arc firm banking being verified insulator circumferential outer surface and matching; The direction of the concave surface facing cabinet panel dorsad of arc-shaped base;
Rotation cover is and the arc rotary cover plate being verified insulator circumferential outer surface and matching; The direction of the concave surface facing cabinet panel of arc rotary cover plate.
As a kind of preferred version, also comprise:
Distance adjusting system, for adjusting the horizontal range between firm banking and jacking gear.
As a kind of preferred version, distance adjusting system comprises:
Protrude bar, be arranged on firm banking towards on the face of cabinet panel;
The strip groove matched with protrusion bar, is arranged on cabinet panel.
As a kind of preferred version, apparatus for detecting pressure comprises:
Sensor, is connected with the top of lifting column;
Tensimeter, is arranged on cabinet, is connected with sensor and control circui mechanism.
As a kind of preferred version, control circui mechanism also comprises:
Receiving element, for receiving the data of user's input;
Display unit, for showing data, is connected with receiving element; Data comprise preset pressure.
Power capacitor insulator bending-resistance testing instrument provided by the invention, during work, first, is fixed on cabinet panel with insulator fixed mechanism by the root being verified insulator, secondly, turn on the power switch, jacking gear switch, after making equipment meet duty, control circui mechanism controls jacking gear rises, when jacking gear rise to touch by described insulator fixed mechanism fix be verified the top of insulator time, the pressure that control circui mechanism 8 detects according to apparatus for detecting pressure, control jacking gear upwards pushes up and is verified insulator within the scope of preset pressure, when apparatus for detecting pressure detect be verified pressure that insulator bears reach preset pressure time, control circui mechanism controls jacking gear stops rising, at this moment, if insulator does not also fracture, so prove that the bending resistance being verified insulator is qualified, if fractureed, then prove that the bending resistance being verified insulator is defective.The bending resistance of above-mentioned bending-resistance testing instrument to power capacitor insulator is tested, and simple, convenient, work efficiency, accuracy rate are high.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The side-looking of the power capacitor insulator bending-resistance testing instrument that Fig. 1 provides for the embodiment of the present invention one and inner structure schematic diagram;
The side-looking of the power capacitor insulator bending-resistance testing instrument that Fig. 2 provides for the embodiment of the present invention two and inner structure schematic diagram;
The main TV structure schematic diagram of power capacitor insulator bending-resistance testing instrument of Fig. 3 for providing in Fig. 2;
The plan structure schematic diagram of power capacitor insulator bending-resistance testing instrument of Fig. 4 for providing in Fig. 2;
The syndeton schematic diagram of set collar and set collar and cabinet panel in the power capacitor insulator bending-resistance testing instrument that Fig. 5 provides for one embodiment of the invention.
Reference numeral: 1, cabinet; 2, cabinet panel; 3, insulator fixed mechanism; 4, insulator is verified; 5, propulsion system; 6, jacking gear; 7, apparatus for detecting pressure; 8, control circui mechanism; 9, hydraulic pump; 10, hydraulic cylinder; 11, lifting column; 12, firm banking; 13, rotation cover; 14, arc firm banking; 15, arc rotary cover plate; 16, distance adjusting system; 17, sensor; 18, tensimeter; 19, receiving element; 20, display unit.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, the embodiment of the present invention one provides a kind of power capacitor insulator bending-resistance testing instrument, comprising:
Cabinet 1, comprises cabinet panel 2;
Insulator fixed mechanism 3, for being fixedly verified the root of insulator 4, is arranged on cabinet panel 2;
Propulsion system 5, are arranged in cabinet 1;
Jacking gear 6, for the dynamically working provided according to propulsion system 5, contacts by the fixing top being verified insulator 4 of insulator fixed mechanism 3, and upwards pushes up, be connected with propulsion system 5;
Apparatus for detecting pressure 7, when being verified insulator 4 for upwards pushing up when jacking gear 6, detection is verified the pressure that insulator 4 bears, and is connected with the top of jacking gear 6;
Control circui mechanism 8, for controlling the work of propulsion system 5, jacking gear 6 and apparatus for detecting pressure 7, is connected with propulsion system 5, jacking gear 6 and apparatus for detecting pressure 7;
Control circui mechanism 8 comprises: jacking gear stops rising control module, for detect when apparatus for detecting pressure 7 be verified pressure that insulator 4 bears reach preset pressure time, control jacking gear 6 and stop rising, be connected with jacking gear 6 and apparatus for detecting pressure 7.
The power capacitor insulator bending-resistance testing instrument that the embodiment of the present invention one provides, during work, first, is fixed on cabinet panel 2 with insulator fixed mechanism 3 by the root being verified insulator 4, secondly, turn on the power switch and jacking gear 6 switch, after making equipment meet duty, control circui mechanism 8 controls jacking gear 6 and rises, when jacking gear 6 rises, touch by described insulator fixed mechanism 3 fixing be verified the top of insulator 4 time, the pressure that control circui mechanism 8 detects according to apparatus for detecting pressure 7, control jacking gear 6 upwards pushes up and is verified insulator 4 within the scope of preset pressure, when apparatus for detecting pressure 7 detect be verified pressure that insulator 4 bears reach preset pressure time, control circui mechanism 8 controls jacking gear 6 and stops rising, at this moment, if insulator does not also fracture, so prove that the bending resistance being verified insulator 4 is qualified, if fractureed, then prove that the bending resistance being verified insulator 4 is defective.The bending resistance degree of above-mentioned bending-resistance testing instrument to power capacitor insulator detects, and simple, convenient, work efficiency, accuracy rate are high.
Wherein, the jacking gear in control circui mechanism 8 stops rising control module can be singlechip controller etc.In addition, the root being verified insulator mentioned in the embodiment of the present invention all refers to the wire terminals of insulator, and the top being verified insulator all refers to the conducting rod link of insulator.
As a kind of preferred version, as shown in Figure 2, Figure 3 and Figure 4, in the power capacitor insulator bending-resistance testing instrument that the embodiment of the present invention two provides, propulsion system are specially hydraulic pump 9;
Jacking gear comprises:
Hydraulic cylinder 10, is arranged in cabinet 1, is connected with hydraulic pump 9;
Lifting column 11, is upward through cabinet panel 2 with the piston rod of hydraulic cylinder 10 after being connected.
The lifting degree of hydraulic cylinder 10 easily controls, can in the course of the work, and protection is verified the safety of insulator, and certainly, propulsion system also can be specially the propulsion system of other types, such as: air pump, jacking gear select with air pump with the use of cylinder.
As a kind of preferred version, insulator fixed mechanism comprises:
Set collar, for holding and being fixedly verified the root of insulator, is arranged on cabinet panel 2, is connected with cabinet panel 2.
As a kind of preferred version, set collar comprises:
Firm banking 12, is connected with cabinet panel 2;
Rotation cover 13, its one end by a rotating shaft and firm banking 12 hinged, the other end is flexibly connected with firm banking 12.
Rotation cover 13 one end has multiple by a rotating shaft and the hinged mode of firm banking 12, such as, can be: rotating shaft rotation mode during close window.The other end and firm banking 12 movable connection method can for the modes using screw to be fixed together, can also be other modes, such as the mode such as being fastened togather, as long as can ensure, in the process of inspection, the root being verified insulator to be fixed.
As a kind of preferred version, as shown in Figure 5,
Firm banking is and the arc firm banking 14 being verified insulator circumferential outer surface and matching; The direction of the concave surface facing cabinet panel dorsad of arc-shaped base 14;
Rotation cover is and the arc rotary cover plate 15 being verified insulator circumferential outer surface and matching; The direction of the concave surface facing cabinet panel of arc rotary cover plate 15.
Arc firm banking 14 is buckled together with arc rotary cover plate 15 design being fixedly verified insulator root mutually, and object is to match with the circumferential outer surface being verified insulator, can ensureing the safety of insulator in checkout procedure, and the carrying out of convenient inspection.
As a kind of preferred version, also comprise:
Distance adjusting system 16, for adjusting the horizontal range between firm banking and jacking gear.The design of distance adjusting system, object be in order to, meet the needs that the insulator of different size is tested, such as after the insulator that inspection 50CM is long, want the insulator checking 70CM long, as long as adjustable range adjusting gear, namely change the horizontal range between firm banking and jacking gear, thus the insulator long to the 70CM that length is longer carries out the detection of bending resistance, flexibly, convenient, work efficiency is high.
As a kind of preferred version, distance adjusting system 16 comprises:
Protrude bar, be arranged on firm banking towards on the face of cabinet panel;
The strip groove matched with protrusion bar, is arranged on cabinet panel.
Such protrusion bar and with the design of strip groove of protruding bar and matching, when regulating, only need to make to be arranged on the protrusion bar on firm banking 12 bottom surface, slide being arranged on the strip groove on cabinet panel 2, such distance adjusting system, flexibly, simply, convenient, work efficiency is high.Certainly can also be the distance adjusting system of other types, such as that the length direction by being fixed along insulator on cabinet panel arranges multiple hole, firm banking also arranges multiple hole, in use, regulate the hole on firm banking, be connected with screw with the hole of diverse location on cabinet panel, adjust the horizontal range between firm banking and jacking gear, thus the insulator of different length is detected.
As a kind of preferred version, apparatus for detecting pressure comprises:
Sensor 17, is connected with the top of lifting column 11;
Tensimeter 18, is arranged on cabinet 1, is connected with sensor 17 and control circui mechanism 8.
As a kind of preferred version, control circui mechanism 8 comprises:
Receiving element 19, for receiving the data of user's input; This receiving element can be the equipment of keyboard, touch-screen, or can the adjusting knob regulating torque etc.
Display unit 20, for showing data, is connected with receiving element; Display unit can be LCDs etc., and data comprise predetermined torque parameter.
Certainly, in the power capacitor insulator bending-resistance testing instrument that the embodiment of the present invention provides, control circui mechanism can also comprise other unit, does not repeat one by one at this.
The power capacitor insulator bending-resistance testing instrument that the embodiment of the present invention two provides, specific works step is as follows: first opened by set collar, after the root being verified insulator is put into firm banking 12, buckle rotation cover 13, the root being verified insulator is fixed, is at this moment verified the state that insulator is in level, then, turn on the power switch and hydraulic pump switch, after the pressure adjusting of hydraulic pump 9 to required pressure, hydraulic cylinder 10 fuel feeding given by hydraulic pump 9, control circui mechanism controls hydraulic cylinder piston rod rises, thus drive on lifting column 11 raw, the sensor 17 that lifting column 11 upper end is arranged touches the top being verified insulator 4, at this moment the pressure display that the top being verified insulator that sensor 17 detects by tensimeter 18 affords, the pressure that control circui mechanism 8 detects according to sensor 17, control lifting column 11 upwards pushes up and is verified insulator 4 within the scope of preset pressure, when sensor 17 detect be verified pressure that insulator 4 bears reach preset pressure time, control circui mechanism 8 hydraulic control cylinder 10 stops rising.At this moment, if insulator does not also fracture, so prove that the bending resistance being verified insulator 4 is qualified, if fractureed, then prove that the bending resistance being verified insulator 4 is defective.The degree of deflection resistance of above-mentioned bending-resistance testing instrument to power capacitor insulator detects, and simple, flexible, convenient, work efficiency, accuracy rate are high.
Preset pressure described in the above embodiment of the present invention, can detect by experiment and obtain, concrete method of testing concrete steps are as follows: first opened by set collar, the root being verified insulator is put into set collar fix, at this moment the state that insulator is in level is verified, then, turn on the power switch, hydraulic pump 9 switch, after the pressure adjusting of hydraulic pump 9 to required pressure, hydraulic cylinder 10 fuel feeding given by hydraulic pump 9, the piston rod of control circui mechanism 8 hydraulic control cylinder 10 rises, thus drive lifting column 11 to rise, the sensor 17 that lifting column 11 upper end is arranged touches the top being verified insulator 4, at this moment the pressure display that the top being verified insulator that sensor 17 detects by tensimeter 18 affords, until insulator by cross-section time, data shown by tensimeter 18 are the maximum bearing value of insulator degree of deflection resistance, utilizing this equipment to being verified before insulator tests, user can preset a force value by receiving element 19 in advance, this preset pressure is less than above-mentioned maximum bearing value.So just the bending resistance of insulator can be checked whether qualified according to this preset pressure.
The preferred embodiment of invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (1)
1. a power capacitor insulator bending-resistance testing instrument, is characterized in that, comprising:
Cabinet, comprises cabinet panel;
Insulator fixed mechanism, for being fixedly verified the root of insulator, is arranged on described cabinet panel;
Propulsion system, are arranged in described cabinet;
Jacking gear, for the dynamically working provided according to described propulsion system, contacts the top being verified insulator fixed by described insulator fixed mechanism, and upwards pushes up, be connected with described propulsion system;
Apparatus for detecting pressure, when being verified insulator for upwards pushing up when described jacking gear, detection is verified the pressure that insulator bears, and is connected with the top of described jacking gear;
Control circui mechanism, for controlling the work of described propulsion system, described jacking gear and described apparatus for detecting pressure, is connected with described propulsion system, described jacking gear and described apparatus for detecting pressure;
Described control circui mechanism comprises: jacking gear stops rising control module, for detect when described apparatus for detecting pressure be verified pressure that insulator bears reach preset pressure time, control described jacking gear to stop rising, be connected with described jacking gear and described apparatus for detecting pressure;
Described propulsion system are specially hydraulic pump;
Described jacking gear comprises:
Hydraulic cylinder, is arranged in described cabinet, is connected with described hydraulic pump;
Lifting column, is upward through described cabinet panel after being connected with the piston rod of described hydraulic cylinder;
Described insulator fixed mechanism comprises:
Set collar, for holding and being fixedly verified the root of insulator, is arranged on described cabinet panel, is connected with described cabinet panel;
Described set collar comprises:
Firm banking, is connected with described cabinet panel;
Rotation cover, its one end by a rotating shaft and described firm banking hinged, the other end is flexibly connected with described firm banking;
Described firm banking is and the arc firm banking being verified insulator circumferential outer surface and matching; The direction of the concave surface facing described cabinet panel dorsad of described arc-shaped base;
Described rotation cover is and the arc rotary cover plate being verified insulator circumferential outer surface and matching; The direction of the concave surface facing described cabinet panel of described arc rotary cover plate;
Distance adjusting system, for adjusting the horizontal range between described firm banking and described jacking gear;
Described distance adjusting system comprises:
Protrude bar, be arranged on described firm banking towards on the face of cabinet panel;
The strip groove matched with described protrusion bar, is arranged on described cabinet panel;
Described apparatus for detecting pressure comprises:
Sensor, is connected with the top of described lifting column;
Tensimeter, is arranged on described cabinet, is connected with described sensor and described control circui mechanism;
Described control circui mechanism also comprises:
Receiving element, for receiving the data of user's input;
Display unit, for showing described data, is connected with described receiving element; Described data comprise described preset pressure;
The method of testing concrete steps of described preset pressure are as follows: first opened by set collar, the root being verified insulator is put into set collar fix, at this moment the state that insulator is in level is verified, then, turn on the power switch, hydraulic pump switch, after the pressure adjusting of hydraulic pump to required pressure, hydraulic pump is to hydraulic cylinder fuel feeding, the piston rod of control circui mechanism controls hydraulic cylinder rises, thus drive lifting column to rise, the sensor contacts that lifting column upper end is arranged is to the top being verified insulator, at this moment the pressure display that the top being verified insulator that sensor detects by tensimeter affords, until insulator by cross-section time, data shown by tensimeter are the maximum bearing value of insulator degree of deflection resistance, utilizing this check meter to being verified before insulator tests, user presets a force value by receiving element in advance, this preset pressure is less than above-mentioned maximum bearing value, so just check the bending resistance of insulator whether qualified according to this preset pressure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310207174.0A CN103308391B (en) | 2013-05-29 | 2013-05-29 | A kind of power capacitor insulator bending-resistance testing instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310207174.0A CN103308391B (en) | 2013-05-29 | 2013-05-29 | A kind of power capacitor insulator bending-resistance testing instrument |
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| CN103308391A CN103308391A (en) | 2013-09-18 |
| CN103308391B true CN103308391B (en) | 2016-03-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109253684B (en) * | 2018-09-13 | 2020-06-26 | 湖南醴陵复民瓷业机械制造有限公司 | Automatic tester for electroceramics fuse |
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