CN208738122U - A kind of interrupted equipment of modularized vacuum - Google Patents

Abstract

The utility model discloses a kind of interrupted equipment of modularized vacuum, its structure includes handle, pedestal, bolt, connecting plate, operation cabinet, upper wire outlet seat, mechanism shell, support plate, current transformer, wiring conduit, interrupted equipment body, current transformer is connected by wiring conduit with interrupted equipment body, a kind of interrupted equipment of modularized vacuum of the utility model, control processor control electromagnet adsorbs its generation magnetic field by spring, spring drives the conductive contact of lower section to contact energization with the contact on aspiration pump, aspiration pump is triggered to open, the air pressure in bellows is extracted out by pump-line, bellows shrinks the moving contact for driving top and static contact charges separating brake, vacuum arc is generated between contact, moving contact and static contact spacing increase, so that the plasma of vacuum arc is spread around, to make electric current be broken, it keeps away It is excessive and cause equipment scaling loss to exempt from voltage, so that electric system is operated normally, is effectively protected equipment and the safety of personnel.

Description

A kind of interrupted equipment of modularized vacuum

Technical field

The utility model is a kind of interrupted equipment of modularized vacuum, belongs to vacuum interrupter equipment technical field.

Background technique

The dielectric of vacuum interrupter equipment contact gap after its arc-extinguishing medium and arc extinguishing is gained the name due to being all high vacuum；Its Have the advantages that it is small in size, light-weight, be suitable for frequent operation, arc extinguishing does not have to maintenance, using more universal in power distribution network, very Empty breaker is 3~10kV, the indoor distribution in 50Hz three-phase alternating current system, for industrial and mining enterprises, power plant, substation Middle protection and control as electrical equipment is used, especially suitable for requiring the use field of non-oil ultra high vacuum system, few maintenance and frequent operation Institute, breaker are configurable on middle-placed switch cabinet, double-layer cabinet, fix in cabinet and use as control and protection high voltage electric equipment.

Prior art discloses application No. is 201620875911.3 a kind of modularized vacuum switches, comprising: two absolutely Edge shell, insulation crust are internally provided with arc-chutes, and the static side of arc-chutes is provided with top terminals, the moved end of arc-chutes with The piece that is flexible coupling connection, the piece that is flexible coupling in two insulation crusts that each modularized vacuum switchs are connect with middle conductor, absolutely Equalizing capacitance is provided between edge shell and arc-chutes, equalizing capacitance is in parallel with arc-chutes, but the prior art is due to electric power System at runtime, because voltage is excessive, be easy to cause equipment scaling loss, influences the normal operation of electric system, also result in equipment It is affected with personnel safety.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of interrupted equipment of modularized vacuum, with The prior art of solution at runtime, because voltage is excessive, is be easy to cause equipment scaling loss, influences electric system due to electric system It operates normally, also results in the problem of equipment is affected with personnel safety.

To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of modularized vacuum Interrupted equipment, structure include handle, pedestal, bolt, connecting plate, operation cabinet, upper wire outlet seat, mechanism shell, support plate, electric current Mutual inductor, wiring conduit, interrupted equipment body, the pan frontward end are equipped with handle, the pedestal upper end and operation cabinet lower end phase Welding, the operation cabinet are connected by bolt with connecting plate, and the operation cabinet front end is equipped with interrupted equipment body, the operation Cabinet rear end fits with mechanism shell front end, and the upper wire outlet seat is embedded in above mechanism shell, and the current transformer passes through Wiring conduit is connected with interrupted equipment body, and the interrupted equipment body includes fixator, aspiration pump, conducting wire, conducting rod, wave Line pipe, moving contact, static contact, conducting block, vacuum interrupter, control processor, electromagnet, interface, voltage monitor, spring, Armature, conductive contact, pump-line, the conducting wire lower section are equipped with fixator, and the pump-line is embedded in aspiration pump both ends, institute It states conducting wire to be connected with conducting rod, fit below the bellows with pump-line top, the vacuum extinction chamber interior is set There is moving contact, the static contact upper end is mutually welded with conducting block lower end, and the control processor is connected with electromagnet, described to connect Mouthful lower section be equipped with voltage monitor, the voltage monitor be connected, the electromagnet front end fits with spring rear end, institute It states spring at front end mutually to weld with armature rear end, conductive contact is equipped with below the armature.

Further, it fits above the pedestal with interrupted equipment body lower section.

Further, the operation cabinet front end is equipped with support plate.

Further, the wiring conduit is embedded in above interface.

Further, the pedestal is an a length of 120cm, width 80cm, the rectangular parallelepiped structure of a height of 10cm.

Further, the current transformer uses model BH-0.66-I, has the accuracy of measuring high, error is small Feature.

Further, the control processor uses NE040S controller, and strong interference immunity, control is simple, the voltage Monitor uses model 7022A, has the features such as low-power consumption, Low Drift Temperature, high-performance.

Beneficial effect

A kind of interrupted equipment of modularized vacuum of the utility model, structure are equipped with and wiring conduit are connected on interface, make Electric current enters in interrupted equipment body, when detecting that builtin voltage is more than set value, and transfers information to control On processor, so that it is generated magnetic field by control processor control electromagnet and adsorb spring, spring drives the conduction of lower section Contact contacts energization with the contact on aspiration pump, and triggering aspiration pump is opened, and is extracted out the air pressure in bellows by pump-line, Bellows shrinks the moving contact for driving top and static contact charges separating brake, generates vacuum arc, moving contact and static contact between contact Spacing increases, so that the plasma of vacuum arc is spread around, so that electric current be made to be broken, avoids voltage excessive and causes to set Standby scaling loss, enables electric system to operate normally, is effectively protected equipment and the safety of personnel.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon:

Fig. 1 is a kind of structural schematic diagram of the interrupted equipment of modularized vacuum of the utility model；

Fig. 2 is a kind of structural schematic diagram of interrupted equipment body of the utility model.

In figure: handle -1, pedestal -2, bolt -3, connecting plate -4, operation cabinet -5, upper wire outlet seat -6, mechanism shell -7, branch Fagging -8, current transformer -9, wiring conduit -10, interrupted equipment body -11, fixator -1101, aspiration pump -1102, conducting wire - 1103, conducting rod -1104, bellows -1105, moving contact -1106, static contact -1107, conducting block -1108, vacuum interrupter - 1109, control processor -1110, electromagnet -1111, interface -1112, voltage monitor -1113, spring -1114, armature - 1115, conductive contact -1116, pump-line -1117.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

Please refer to Fig. 1, Fig. 2, the utility model provides a kind of interrupted equipment and technology scheme of modularized vacuum: its structure includes Handle 1, bolt 3, connecting plate 4, operation cabinet 5, upper wire outlet seat 6, mechanism shell 7, support plate 8, current transformer 9, connects pedestal 2 Wire conduit 10, interrupted equipment body 11,2 front end of pedestal are equipped with handle 1, and 2 upper end of pedestal is mutually welded with 5 lower end of operation cabinet It connects, the operation cabinet 5 is connected by bolt 3 with connecting plate 4, and 5 front end of operation cabinet is equipped with interrupted equipment body 11, described 5 rear end of operation cabinet fits with 7 front end of mechanism shell, and the upper wire outlet seat 6 is embedded in 7 top of mechanism shell, and the electric current is mutual Sensor 9 is connected by wiring conduit 10 with interrupted equipment body 11, and the interrupted equipment body 11 includes fixator 1101, takes out Air pump 1102, conducting wire 1103, conducting rod 1104, bellows 1105, moving contact 1106, static contact 1107, conducting block 1108, vacuum Arc-chutes 1109, control processor 1110, electromagnet 1111, interface 1112, voltage monitor 1113, spring 1114, armature 1115, conductive contact 1116, pump-line 1117 are equipped with fixator 1101, the pump-line below the conducting wire 1103 1117 are embedded in 1102 both ends of aspiration pump, and the conducting wire 1103 is connected with conducting rod 1104,1105 lower section of the bellows with It fits above pump-line 1117, moving contact 1106 is equipped with inside the vacuum interrupter 1109, on the static contact 1107 End is mutually welded with 1108 lower end of conducting block, and the control processor 1110 is connected with electromagnet 1111, under the interface 1112 Side is equipped with voltage monitor 1113, the voltage monitor 1113 be connected, 1111 front end of electromagnet and spring 1114 Rear end fits, and 1114 front end of spring is mutually welded with 1115 rear end of armature, and conductive contact is equipped with below the armature 1115 1116,2 top of the pedestal with fit below interrupted equipment body 11,5 front end of operation cabinet is described equipped with support plate 8 Wiring conduit 10 is embedded in 1112 top of interface, and the pedestal 2 is an a length of 120cm, and width 80cm, a height of 10cm's is rectangular Body structure, the current transformer 9 use model BH-0.66-I, have the accuracy of measuring high, the small feature of error is described Control processor 1110 uses NE040S controller, and strong interference immunity, control is simple, and the voltage monitor 1113 uses model 7022A has the features such as low-power consumption, Low Drift Temperature, high-performance.

Bellows 1105 described in this patent refers to the tubulose bullet connected into foldable wrinkle piece along folding retractable direction Property sensing element, bellows is widely used in instrument and meter, is mainly used for the measuring cell as pressure measuring instruments, will Pressure conversion is the core component of mesohigh power switch at displacement or power, the vacuum interrupter 1109, and main function is, Make after mesohigh circuitry cuts power supply blow-out and to inhibit electric current rapidly by the excellent insulating properties of vacuum in pipe, avoid accident and It is unexpected to occur.

For example, old master worker is when in use, wiring conduit 10 is connected on interface 1112, electric current is made to enter interrupted equipment In main body 11, when 13 detect that builtin voltage is more than set value, and transfer information on control processor 1110, by Control processor 1110, which controls electromagnet 1111, adsorbs its generation magnetic field by spring 1114, and spring 1114 drives lower section Conductive contact 1116 contacts energization with the contact on aspiration pump 1102, and triggering aspiration pump 1102 is opened, and passes through pump-line 1117 By the air pressure extraction in bellows 1105, bellows 1105 shrinks the moving contact 1106 for driving top and the electrification point of static contact 1107 Lock generates vacuum arc between contact, and moving contact 1106 and 1107 spacing of static contact increase, so that the plasma of vacuum arc is to four Week diffusion, so that electric current be made to be broken.

The utility model solution prior art at runtime, because voltage is excessive, be easy to cause equipment to burn due to electric system Damage, influences the normal operation of electric system, also results in the problem of equipment is affected with personnel safety, the utility model passes through Above-mentioned component is combined with each other, and structure is equipped with and wiring conduit is connected on interface, and electric current is made to enter interrupted equipment body In, it when detecting that builtin voltage is more than set value, and transfers information on control processor, by control processor control Electromagnet processed adsorbs its generation magnetic field by spring, and spring drives the conductive contact of lower section to contact with the contact on aspiration pump It is powered, triggering aspiration pump is opened, and is extracted out the air pressure in bellows by pump-line, bellows shrinks the dynamic touching for driving top Head charges separating brake with static contact, and vacuum arc is generated between contact, and moving contact and static contact spacing increase, so that vacuum arc etc. Ion is spread around, so that electric current be made to be broken, is avoided voltage excessive and is caused equipment scaling loss, keeps electric system normal Operation, is effectively protected equipment and the safety of personnel.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of interrupted equipment of modularized vacuum, it is characterised in that: its structure includes handle (1), pedestal (2), bolt (3), connects Fishplate bar (4), operation cabinet (5), upper wire outlet seat (6), mechanism shell (7), support plate (8), current transformer (9), wiring conduit (10), interrupted equipment body (11), pedestal (2) front end are equipped with handle (1), under pedestal (2) upper end and operation cabinet (5) End is mutually welded, and the operation cabinet (5) is connected by bolt (3) with connecting plate (4), and operation cabinet (5) front end is equipped with interrupted Equipment body (11), operation cabinet (5) rear end fit with mechanism shell (7) front end, and the upper wire outlet seat (6) is embedded in machine Above structure shell (7), the current transformer (9) is connected by wiring conduit (10) with interrupted equipment body (11), described Interrupted equipment body (11) includes fixator (1101), aspiration pump (1102), conducting wire (1103), conducting rod (1104), bellows (1105), moving contact (1106), static contact (1107), conducting block (1108), vacuum interrupter (1109), control processor (1110), electromagnet (1111), interface (1112), voltage monitor (1113), spring (1114), armature (1115), conductive touching Point (1116), pump-line (1117), conducting wire (1103) lower section are equipped with fixator (1101), the pump-line (1117) Aspiration pump (1102) both ends are embedded in, the conducting wire (1103) is connected with conducting rod (1104), under the bellows (1105) It fits above side and pump-line (1117), is equipped with moving contact (1106) inside the vacuum interrupter (1109), it is described quiet Contact (1107) upper end is mutually welded with conducting block (1108) lower end, and the control processor (1110) is connected with electromagnet (1111) Connect, be equipped with voltage monitor (1113) below the interface (1112), the voltage monitor (1113) be connected, the electricity Magnet (1111) front end fits with spring (1114) rear end, and spring (1114) front end is mutually welded with armature (1115) rear end It connects, is equipped with conductive contact (1116) below the armature (1115).

2. the interrupted equipment of a kind of modularized vacuum according to claim 1, it is characterised in that: above the pedestal (2) with It fits below interrupted equipment body (11).

3. the interrupted equipment of a kind of modularized vacuum according to claim 1, it is characterised in that: operation cabinet (5) front end Equipped with support plate (8).

4. the interrupted equipment of a kind of modularized vacuum according to claim 1, it is characterised in that: the wiring conduit (10) is embedding Enter above interface (1112).

5. the interrupted equipment of a kind of modularized vacuum according to claim 1, it is characterised in that: the pedestal (2) is one A length of 120cm, width 80cm, the rectangular parallelepiped structure of a height of 10cm.