CN208489567U - A kind of capacitance compensation box - Google Patents

Abstract

The utility model relates to electrical equipment technical fields, disclose a kind of capacitance compensation box, including cabinet and chamber door, the bottom of box is equipped with capacitor fixed frame, and the capacitor fixed frame includes bottom plate, limit plate and the flexible vertical bar for connecting the bottom plate and the limit plate；There are four the flexible vertical bars, and four described flexible vertical bar one end are detachably arranged at four angles of the bottom plate respectively, and the other end is removably connect with the limit plate respectively；The limit plate is equipped with limiting through hole, and the bottom plate is equipped with limit blind hole corresponding with the limiting through hole.The utility model makes capacitor convenient for disassembly and assembly quickly, and installation fastness is good, can reduce capacitor explosive damage power.

Description

A kind of capacitance compensation box

Technical field

The utility model relates to electrical equipment technical field more particularly to a kind of capacitance compensation boxes.

Background technique

Loadtype in electric system largely belongs to inductive load, in addition electric power is generally widely used in electricity consumption enterprise Electronic equipment keeps power factor of electric network lower.Lower power factor reduces utilization rate of equipment and installations, increases power supply investment, damage Quality of voltage has been done harm to, service life of equipment is reduced, has considerably increased line loss.Therefore by being connected into capacitor in the power system Equipment is compensated, inductive load, increase power factor, with the utilization rate of lifting means can be balanced.

In general, low-voltage capacitance compensating case contactor, is kept away by cabinet shell, bus, breaker, disconnecting switch, electrothermal relay The groups such as thunder device, capacitor, reactor, first and second conducting wire, terminal block, power-factor automatic compensation controller, disk instrument At.Wherein, main devices of the capacitor as reactive power compensation ability means itself are easy loss device again, therefore inspect periodically Maintenance capacitor is the groundwork of operation maintenance personnel, at present the fixed mode of capacitor be mostly rely on the installation hole location of its bottom with Support metal plate is fixed in such a way that nut connects, this detects the dismounting of capacitor inconvenience, and installation process more The case where be easy to causeing abrasion to leak.

To solve the problems such as above-mentioned dismounting is inconvenient, notification number is that the patent document of CN201918260U discloses a kind of " electricity Vessel mounted configuration " includes installation sliding slot, and can be along the installation of installation sliding slot sliding with matched at least one piece of sliding slot of installation Plate is fixedly connected on each mounting plate at least two capacitor mounting plates and installation sliding slot and is correspondingly arranged on fixed structure. When installation, first capacitor can be fixed on mounting plate, then mounting plate is slid into and is fixed on can be fixed on the bases such as cabinet body in advance In installation sliding slot on body；When disassembly, mounting plate is first slided into cabinet doorway, then checks that capacitor carries out dangerous capacitor and tears open one by one It removes；Enable installation personnel in a more conveniently location specification ground installing and dismounting capacitor, and can quickly will be multiple Capacitor push-in pulls out in cabinet body；But one side capacitor still needs to be fixed on mounting plate by installing nut, does not exist Substantially accelerate single capacitor disassembly efficiency；And nut tightening process, dynamics, which grasps the improper capacitor that is easily damaged, to be caused to seep Leakage；On the other hand, capacitor weight is larger, and only by installation nut fastening installation, installation fastness is not strong, when compensation box body inclines When oblique, there are out of danger for capacitor.

In addition, capacitor, reactor are main heater elements in capacitance compensation box, it can reach 60 DEG C or more at runtime, The case where capacitor, reactance explosion are also occurred that when operating excess load, and the capacitor at present in capacitance compensation box is mostly open Installation can not reduce explosive damage power, other electric elements service lifes in strong influence capacitance compensation box；It is set in cabinet When capacitor and the reactor setting set are more, also resulting in capacitance compensation box, heat is very big in the process of running, although existing Capacitance compensation box body be designed with heat dissipation ventilation hole, heat can be come out by heat dissipation ventilation hole, still, once capacitor mend When repaying case internal element and breaking down, heat and pressure are instantly increased, and heat dissipation ventilation hole can not discharge the energy of box house quickly Amount, it is possible to cause capacitance compensation box to explode, can also cause the harm such as electrical fire when serious.

Utility model content

The technical problem to be solved by the utility model is to propose a kind of capacitor for the above-mentioned deficiency of the prior art Device is convenient for disassembly and assembly quickly, and installation fastness is good, can reduce the capacitance compensation box of capacitor explosive damage power.

The utility model solves its technical problem, adopts the following technical scheme that

A kind of capacitance compensation box, including cabinet and chamber door, the bottom of box are equipped with capacitor fixed frame, and the capacitor is fixed Frame includes bottom plate, limit plate and the flexible vertical bar for connecting the bottom plate and the limit plate；There are four the flexible vertical bars, and four A described flexible vertical bar one end is detachably arranged at four angles of the bottom plate respectively, the other end respectively removably with the limit Position plate connection；The limit plate is equipped with limiting through hole, and the bottom plate is equipped with limit blind hole corresponding with the limiting through hole.

By above-mentioned design, bottom plate realizes the positioning of capacitive bottom support and riding position, limit by limit blind hole Capacitor body circumference scope of activities is limited in limiting through hole by plate by limiting through hole, so that capacitor will not incline because of cabinet Tiltedly topple over or deviate from cabinet；When installation, being limited in limit blind hole after so that capacitor is passed through limiting through hole be can be completed It is fixed, and since the limit installation stability of limiting through hole is good；When dismounting and change, capacitor also only need to be up taken out；It tears open Dress process is flexibly facilitated without using fixture nut and related dismantling device, dismounting mode；

In addition, limiting through hole and limit blind hole enable temperature rise to lead to explosion time the position-limiting action of capacitor The hard to bear buffering to certain press power is destroyed to reduce capacitor explosion bring；Flexible vertical bar is scalable, is conducive to basis Capacitor actual height regulating base board and limit plate are removably connect with bottom plate and limit plate, are on the one hand conducive to solid in capacitor When determining the damage of frame part-structure, only removable parts damage structure can be put back into, and reduce replacement cost, on the other hand have Conducive to when capacitor is installed, first all capacitors to be installed can be placed in limit blind hole, be then again set with limit plate Fixed while realizing multiple capacitors to corresponding position, compared to it is non-dismountable when that capacitor is moved to certain altitude one by one is right It is gently placed into the operation of corresponding limit blind hole afterwards, can be effectively reduced labor intensity when installation, accelerate the same of erection schedule Shi Buhui has excessive damage to capacitor.

Further, each flexible vertical bar includes lever and fixed pole, the lever upper end removably with the limit Position plate connects vertically, and lower end is sheathed in the fixed pole；The top of the fixed pole is equipped with tightening knob, and lower part is removably vertical Set on the bottom plate.When tightening knob screws, tightening knob head is in close contact lever outer surface, and lever cannot be living with respect to fixed pole Dynamic, when tightening knob unscrews, tightening knob head can be movable far from lever outer surface, lever, from change limit plate and bottom In the spacing of vertical direction, regulative mode flexibly facilitates plate, and height adjustment is random.

Further, the lever is equipped with spaced for tightening knob screw-in along the lever length direction Multiple scale holes.The setting in scale hole is so that the height of lever stretching fixed pole is relatively fixed, so that adjusting is more clear, so that four The height that a flexible vertical bar stretches out can preferably be unified, and keep horizontally disposed, the firm installation of limit plate and bottom plate, and will not Wear lever outer surface.

Further, four angles of the bottom plate are equipped with threaded hole, and the lower thread of the fixed pole is connected to the spiral shell In pit；The limit plate two sides are equipped with two connectors that are prominent and being horizontally arranged at interval that extend outwardly, each company Connector is detachably connected by a right angle adapter and the lever upper end.

Further, four angles of the bottom plate are equipped with threaded hole, and the lower thread of the fixed pole is connected to the spiral shell In pit；Four angles of the limit plate are equipped with jack, and the lever upper end is inserted in the jack.

Further, the cabinet includes left chamber and right chamber, and the right chamber two sides locular wall bottom symmetrical is equipped with and leads Rail, the bottom plate are installed on the guide rail and can slide along the guide rail, and the bottom plate is equipped with towards the chamber door side and draws Hand.By bottom plate be set to right chamber be by entire capacitor fixed mount setting in right chamber, enable installation personnel will be easy In quick-fried device (such as capacitor) and conventional device locellus installation capacitance compensation box, to prevent temperature excessively high or explosive device explosion Destruction to other conventional components, bottom plate can opposite case sliding so that capacitor maintenance, maintenance and replacement when, can slide Outlet doorway, so that installation operator has good operating space, the operation such as completion capacitor maintenance replacement more standardized.

Further, between the left chamber and the right chamber be equipped with anti-explosion partition, the anti-explosion partition be equipped with into Line three-way hole out.The setting of anti-explosion partition advantageously reduces the capacitor explosion bring impact force of right chamber side setting, avoids quick-fried It scraps the damage to left chamber's device component such as piece.

Further, the top of the right chamber is equipped with pressure relief opening, is equipped with pressure release cover board, the pressure release at the pressure relief opening Cover board includes interconnecting piece and digs portion；It is fixedly connected at the top of the interconnecting piece and the right chamber；It is described dig portion side with The interconnecting piece is hinged, and opposite other side edge is equipped with clearance opening；Pass through nylon screw and the right side at the clearance opening The top of chamber connects；The portion of digging is equipped with multiple gas vents.The setting of pressure release cover board can solve in right chamber at pressure relief opening The pressure release problem in portion, when the right chamber that breaks down generates huge energy and pressure, pressure release cover board is flicked, and pressure relief opening can incite somebody to action The cracking release of the indoor pressure of right chamber, the danger for avoiding right chamber from exploding reduce economic loss.

Further, the limiting through hole is identical as the limit blind hole aperture, so that the up and down range one of capacitor It causes, capacitor may make to keep vertical and place.

Further, it is symmetrically arranged with handle base at the top of the left and right sides outer wall of the cabinet, on each handle base Rotation is connected with handle, so that the eminence that installation personnel carries cabinet from two sides or machine hoisting box body is facilitated to carry out cabinet is pacified Dress.

Compared with prior art, the utility model has the beneficial effects that mounting stability is good, and it is convenient for disassembly and assembly quick, it will not Capacitor itself is caused to wear, the firm installation suitable for a variety of different height capacitors；Additionally it is possible to which it is quick-fried to reduce capacitor Fried destructive power, can effectively reduce the damage that capacitor explodes to other component, and pressure release is highly-safe.

Detailed description of the invention

To become apparent from detailed description the embodiments of the present invention, attached drawing is as follows:

Fig. 1 is the overall structure diagram of the utility model embodiment 1；

Fig. 2 is capacitor fixed rack structure schematic diagram in the utility model embodiment 1；

Fig. 3 is the capacitor fixed rack structure schematic diagram of the utility model embodiment 2；

Fig. 4 is capacitor fixed rack structure schematic diagram in the utility model embodiment 3；

Fig. 5 is the overall structure diagram of the utility model embodiment 3；

Fig. 6 is pressure release covering plate structure schematic diagram in the utility model embodiment 3.

In figure: 100- cabinet, 210- bottom plate, 220- limit plate, 230- stretch vertical bar, 221- limiting through hole, 211- limit Blind hole, 231- lever, 232- fixed pole, 2321- tightening knob, 2311- scale hole, 212- threaded hole, 222- connector, 223- are inserted Hole, 110- left chamber, 120- right chamber, 121- guide rail, 130- anti-explosion partition, 131- pass in and out line three-way hole, 122- pressure relief opening, 300- Pressure release cover board, 310- interconnecting piece, 320- dig portion, 321- clearance opening, 322- gas vent, 410- handle base, 420- handle.

Specific embodiment

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

As shown in Figure 1, the present embodiment provides a kind of capacitance compensation box, including cabinet 100 and chamber door, 100 bottom of cabinet Portion is equipped with capacitor fixed frame, and the capacitor fixed frame includes bottom plate 210, limit plate 220 and the connection bottom plate 210 and described The flexible vertical bar 230 of limit plate 220；There are four the flexible vertical bars 230, and four flexible 230 one end of vertical bar difference are removable It is set to four angles of the bottom plate 210 with unloading, the other end is removably connect with the limit plate 220 respectively；The limit plate 220 are equipped with limiting through hole 221, and the bottom plate 210 is equipped with limit blind hole 211 corresponding with the limiting through hole 221, i.e. limit is logical Hole 221 and limit blind hole 211 constitute coaxial aperture.

By above-mentioned design, bottom plate 210 realizes that capacitive bottom support and riding position are determined by limit blind hole 211 Position, capacitor body circumference scope of activities is limited in limiting through hole 221 by limit plate 220 by limiting through hole 221, so that electric Cabinet 100 will not be toppled over or be deviate to container because cabinet 100 tilts；When installation, after so that capacitor is passed through limiting through hole 221 Being limited in limit blind hole 211 can be completed upper and lower fixation, and since the limit installation stability of limiting through hole 221 is good, limit The highly preferred half higher than capacitor height is arranged in position through-hole 221；When dismounting and change, capacitor also only need to be up taken out ?；Above-mentioned disassembly process is flexibly facilitated without using fixture nut and related dismantling device, dismounting mode；Compared to passing through Fixture nut installs the mode of fixed capacitor, and the capacitor in the present embodiment can be rotated to a certain extent, facilitates inspection The personnel of repairing check the capacitors bad phenomenon such as bulge, to replace the generation that capacitor contains explosion hazard in advance；Capacitor is torn open Dress is simple, and also there is no abrasions, the harm of solution leakage, it is seen then that the utility model be installation operator maintenance, safeguard with And replacement capacitor offers convenience；

Limiting through hole 221 and limit blind hole 211 make temperature rise lead to explosion time the position-limiting action of capacitor It can be destroyed by the buffering of certain press power to reduce capacitor explosion bring；

Flexible vertical bar 230 is scalable, is conducive to according between capacitor actual height regulating base board 210 and limit plate 220 Away from the fixation to be suitable for a variety of different height capacitors, the compatibility for increasing capacitor fixed frame ensures that installation is stablized simultaneously Property；

Flexible vertical bar 230 is removably connect with bottom plate 210 and limit plate 220, is on the one hand conducive in capacitor fixed frame When part-structure damages, only removable parts damage structure can be put back into, and reduce replacement cost；On the other hand be conducive to In capacitor installation, first all capacitors to be installed can be placed in limit blind hole 211, then again by 220 sets of limit plate It is attached to while corresponding position realizes multiple capacitors and fixes, compared between flexible vertical bar 230 and bottom plate 210 and limit plate 220 Capacitor need to be moved one by one to certain altitude when non-dismountable and then be gently placed into the operation of corresponding limit blind hole 211, energy Labor intensity when installation is enough effectively reduced, accelerates the damage that will not cause placement process while erection schedule to capacitor.

Further, as shown in Fig. 2, each flexible vertical bar 230 includes lever 231 and fixed pole 232, the lever 231 upper ends are removably connect with the limit plate 220 vertically, and lower end is sheathed in the fixed pole 232；The fixed pole 232 Top is equipped with tightening knob 2321, and lower part is removably set to the bottom plate 210 vertically, it is emphasized that, 231 upper end of lever It is removably connect vertically with the limit plate 220, the vertical connection that both can have directly plugged can also be by connecting component shape At vertical connection.When tightening knob 2321 screws, 2321 head of tightening knob is in close contact 231 outer surface of lever, lever 231 Cannot be with respect to 232 activity of fixed pole, when tightening knob 2321 unscrews, 2321 head of tightening knob is moved far from 231 outer surface of lever Bar 231 can be movable, and from limit plate 220 and bottom plate 210 is changed in the spacing of vertical direction, regulative mode is flexibly facilitated, height It adjusts arbitrarily, the height type that can be formed is more.

Preferably, the lever 231 is equipped with spaced for the tightening knob along 231 length direction of lever The 2321 multiple scale holes 2311 screwed in.Scale hole 2311 is arranged according to certain length regular intervals, such as equidistantly opens up, and carves Spend the setting in hole 2311 so that the height of stretching out fixed pole 232 of lever 231 is relatively fixed, the height of a hole one so that adjust it is more clear, But also the height that four flexible vertical bars 230 stretch out can preferably be unified, limit plate 220 and the level of bottom plate 210 is kept to set It sets, so that the firm installation of capacitor, and be arranged since tightening knob 2321 is inserted into scale hole 2311, it will not wear outside lever 231 Surface can be rotated lever 231 when in multiple 2311 respective heights of scale hole there is no being suitble to actually use the height of capacitor Contact tightening knob 2321 directly with 231 outer wall surface of lever, to complete the fixation of different height.

Embodiment 2

The present embodiment the difference from embodiment 1 is that, as shown in figure 3, four angles of the bottom plate 210 be equipped with threaded hole 212, the lower thread of the fixed pole 232 is connected in the threaded hole 212；220 two sides of limit plate are equipped with to extension Two connectors 222 that are prominent and being horizontally arranged at interval are stretched, i.e. a total of four connector 222, each connector 222 passes through One right angle adapter is detachably connected with 231 upper end of lever；Wherein, four angles of the bottom plate 210 refer to bottom plate On four corners of the maximum rectangle being capable of forming on 210, without referring to that bottom plate 210 must be rectangle, hereinafter, the limit Four angles of plate 220 are similarly；The lower part of the fixed pole 232 is equipped with externally threaded one end, and the lower part of the fixed pole 232 passes through spiral shell Line realizes that the rotation with threaded hole 212 is fixed, and 220 two sides of limit plate can be the left and right sides and be also possible to front and rear sides. The connection formed by right angle adapter enables 231 upper end of lever and the connection of the bottom plate 210 more reliable, it is not easy to The offset of stress angle of arrival.

Embodiment 3

The present embodiment the difference from embodiment 1 is that, as shown in figure 4, four angles of the bottom plate 210 be equipped with threaded hole 212, the lower thread of the fixed pole 232 is connected in the threaded hole 212；Four angles of the limit plate 220, which are equipped with, inserts Hole 223,231 upper end of lever are inserted in the jack 223；Wherein, jack 223 can be blind hole and be also possible to through-hole, The preferred blind hole of jack 223；When jack 223 is through-hole, preferably described 231 upper end of lever and 223 elastic conjunction of jack, together Annular blocking portion is arranged in 231 upper end of lever described in Shi Yu, so that 231 upper end of the lever and 223 elastic conjunction of jack The upper end end face is not pierced by jack 223 simultaneously；The lower part of the fixed pole 232 be equipped with externally threaded one end, the fixed pole 232 Realize that the rotation with threaded hole 212 is fixed by screw thread in lower part.Compared to embodiment 2, the present embodiment not by right angle adapter and It is directly to be plugged in limit plate 220, assembling parts can be reduced, reduce cost.

Further, as shown in figure 5, the cabinet 100 includes left chamber 110 and right chamber 120, the right chamber 120 Two sides locular wall bottom symmetrical is equipped with guide rail 121, and the bottom plate 210 is installed on the guide rail 121 and can be sliding along the guide rail 121 Dynamic, the bottom plate 210 is equipped with knob towards the chamber door side.Bottom plate 210 is set to right chamber 120, and limit plate 220 To be detachably connected by flexible vertical bar 230 with bottom plate 210, be by entire capacitor fixed mount setting in right chamber 120, make Obtaining installation personnel can be installed on explosive device (such as capacitor) and conventional device locellus in capacitance compensation box, to prevent temperature Spend the destruction that high or explosive device is exploded to other conventional components；Pull knob bottom plate 210 can opposite case 10 slide, make Capacitor maintenance, maintenance and replacement when, chamber door mouth can be skidded off so that installation operator have good operating space, The operations such as the completion capacitor maintenance replacement more standardized.

Anti-explosion partition 130 is equipped between the left chamber 110 and the right chamber 120, the anti-explosion partition 130 is equipped with Pass in and out line three-way hole 131.The setting of anti-explosion partition 130 advantageously reduces the capacitor explosion bring punching of 120 side of right chamber setting Power is hit, the damage to 110 device component of left chamber such as bomb fragments is avoided.

Further, for cabinet 100 other than the ventilation fence that can be routinely arranged, the top of the right chamber 120 is equipped with pressure release Mouthfuls 122, pressure release cover board 300 is equipped at the pressure relief opening 122, as shown in fig. 6, the pressure release cover board 300 includes 310 He of interconnecting piece Dig portion 320；The interconnecting piece 310 is fixedly connected by fixed screw with the top of the right chamber 120；It is described to dig portion 320 sides and the interconnecting piece 310 are hinged, and opposite other side edge is equipped with clearance opening 321；Lead at the clearance opening 321 It crosses nylon screw to connect with the top of the right chamber 120, the setting of 321 nick shaped of clearance opening can reduce resistance, guarantee pressure release It after cover board 300 is under pressure, can be opened to the direction contrary with 120 notch of clearance opening, increase stress and open reliability, And plasticity will not be lost because of ring network cabinet long operational time, nylon screw material ageing and is influenced by opening；It is described to dig portion 320 Equipped with multiple gas vents 322.The setting of pressure release cover board 300 can solve the problems, such as the pressure release inside right chamber 120 at pressure relief opening 122, When the right chamber 120 that breaks down generates huge energy and pressure, pressure release cover board 300 digs the 321 side bullet of clearance opening in portion 320 It opens, pressure relief opening 122 can be by the cracking release of pressure in right chamber 120, and the danger for avoiding right chamber 120 from exploding reduces warp Ji loss.

The portion 320 of digging is equipped with lanyard, and the lanyard other end is connect with the top tank body wall of the right chamber 120, favorably In the increase shellproof winged insurance of pressure release cover board 300.

The limiting through hole 221 is identical as limit 211 apertures of blind hole, so that the up and down range of capacitor is consistent, Capacitor may make to keep vertical and place.

It is symmetrically arranged with handle base 410 at the top of the left and right sides outer wall of the cabinet 100, on each handle base 410 Rotation is connected with handle 420, and handle base 410 is fixed on 100 liang of lateral roofs of cabinet, and handle 420 being capable of the rotation of opposite handle seat 410 Turn, so that the eminence that installation personnel carries cabinet 100 from two sides or machine hoisting box body is facilitated to carry out cabinet is installed.

To sum up, the capacitance compensation box mounting stability of the present embodiment is good, convenient for disassembly and assembly quick, will not make to capacitor itself Firm installation at abrasion, suitable for a variety of different height capacitors；Additionally it is possible to capacitor explosive damage power is reduced, it can The damage that capacitor explodes to other component is effectively reduced, pressure release is highly-safe.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (10)

1. a kind of capacitance compensation box, including cabinet (100) and chamber door, which is characterized in that cabinet (100) bottom is equipped with capacitor Fixed frame, the capacitor fixed frame include bottom plate (210), limit plate (220) and the connection bottom plate (210) and the limit The flexible vertical bar (230) of plate (220)；There are four the flexible vertical bars (230), four flexible vertical bar (230) one end difference Four angles of the bottom plate (210) are detachably arranged at, the other end is removably connect with the limit plate (220) respectively；Institute Limit plate (220) are stated equipped with limiting through hole (221), the bottom plate (210) is equipped with limit corresponding with the limiting through hole (221) Blind hole (211).

2. a kind of capacitance compensation box according to claim 1, which is characterized in that each flexible vertical bar (230) includes Lever (231) and fixed pole (232), lever (231) upper end are removably connect with the limit plate (220) vertically, lower end It is sheathed in the fixed pole (232)；The top of the fixed pole (232) is equipped with tightening knob (2321), and lower part is removably vertical Set on the bottom plate (210).

3. a kind of capacitance compensation box according to claim 2, which is characterized in that the lever (231) is equipped with along described The spaced multiple scale holes (2311) screwed in for the tightening knob (2321) of lever (231) length direction.

4. a kind of capacitance compensation box according to claim 2, which is characterized in that set on four angles of the bottom plate (210) Have threaded hole (212), the lower thread of the fixed pole (232) is connected in the threaded hole (212)；The limit plate (220) Two sides are equipped with two connectors (222) that are prominent and being horizontally arranged at interval that extend outwardly, and each connector (222) passes through One right angle adapter is detachably connected with the lever (231) upper end.

5. a kind of capacitance compensation box according to claim 2, which is characterized in that set on four angles of the bottom plate (210) Have threaded hole (212), the lower thread of the fixed pole (232) is connected in the threaded hole (212)；The limit plate (220) Four angles be equipped with jack (223), lever (231) upper end is inserted in the jack (223).

6. a kind of capacitance compensation box according to claim 1, which is characterized in that the cabinet (100) includes left chamber (110) and right chamber (120), right chamber (120) the two sides locular wall bottom symmetrical are equipped with guide rail (121), the bottom plate (210) It is installed on the guide rail (121) and can be slided along the guide rail (121), the bottom plate (210) sets towards the chamber door side There is knob.

7. a kind of capacitance compensation box according to claim 6, which is characterized in that the left chamber (110) and the right chamber Anti-explosion partition (130) are equipped between room (120), the anti-explosion partition (130) is equipped with disengaging line three-way hole (131).

8. a kind of capacitance compensation box according to claim 6, which is characterized in that the top of the right chamber (120) is equipped with Pressure relief opening (122) is equipped with pressure release cover board (300) at the pressure relief opening (122), and the pressure release cover board (300) includes interconnecting piece (310) it and digs portion (320)；It is fixedly connected at the top of the interconnecting piece (310) and the right chamber (120)；It is described to dig portion (320) hingedly, opposite other side edge is equipped with clearance opening (321) for side and the interconnecting piece (310)；The clearance opening (321) it is connect by nylon screw with the top of the right chamber (120) at；Described dig portion (320) are equipped with multiple gas vents (322).

9. a kind of capacitance compensation box according to claim 1, which is characterized in that the limiting through hole (221) and the limit Position blind hole (211) aperture is identical.

10. a kind of capacitance compensation box according to claim 1, which is characterized in that outside the left and right sides of the cabinet (100) It is symmetrically arranged with handle base (410) at the top of wall, rotation is connected with handle (420) on each handle base (410).