CN205666471U - Power box - Google Patents

Abstract

The utility model discloses a power box, including the power box body, the power box body includes the chamber door, the power box body still include with the chamber door just to and detachable after the lid, be provided with on the power box body and dismantle the hole, after cover and be provided with and dismantle the hole complex and dismantle the post, its technical scheme main points are provided with to dismantle the hole on the power box body, cover after to set up and dismantle the dismantlement post that the pore pair was answered, are dismantling downthehole dismantlement and cooperation through dismantling the post, reached need not go up the cable of being connected with change over switch with master control equipment and dismantle one by one, alright in order to maintain master control equipment.

Description

Power supply box

Technical field

This utility model relates to a kind of casing, more specifically, it relates to a kind of power supply box.

Background technology

Power supply box is a rectangular box, and each electrical installation in maintenance power supply box, is arranged on power supply box for convenience Having chamber door, be typically provided with multilayer insulating panel inside power supply box, each dividing plate and the two of power supply box sidewalls, power supply box bonnet are common Form one for installing the electric appliance unit case of usual means, mainly install charger, inverter, accumulator, isolating transformer, The devices such as switching switch and main control device.

The Chinese patent of existing Publication No. CN203150952U, by arranging chamber door to be opened/closed on casing, uses Time ensure that power supply chamber door is closed, it is to avoid rainwater or toy etc. enter power supply box, it is ensured that making of power supply box By safety, but in conventional power supply box, the cable of main control device internal components is arranged on electric appliance unit case after power supply box At lid, when the main control device in power supply box needs repairing, generally the cable on main control device is dismantled, could be to master control Equipment keeps in repair, but when carrying out dismantling cable, hands is goed deep in electric appliance unit case by the personnel that need repairing, and ties up in reality Repairing in situation, due to the degree of depth of power supply box, staff is difficult to stretch in power supply box, to the maintenance of power equipment in power supply box Cause difficulty.

Utility model content

The deficiency existed for prior art, the purpose of this utility model is to provide a kind of power supply that can be dismantled by bonnet Case.

For achieving the above object, this utility model provides following technical scheme:

A kind of power supply box, including power supply box body, described power supply box body includes that chamber door, described power supply box body also include With chamber door just to and dismountable bonnet, described power supply box body is provided with removal hole, described bonnet is provided with and dismantles The dismounting post that hole coordinates.

By using technique scheme, in order to realize need not switching the cable being connected one by one with switching on main control device Dismounting, just can be arranged on electric appliance unit case internal components at power supply box body bonnet and keep in repair main control device, Having a chamber door on power supply box body, on power supply box body, just sidewall to chamber door is bonnet, is provided with on power supply box body Removal hole, arranges the dismounting post corresponding with removal hole on bonnet, by dismantling post dismounting in removal hole and coordinating, it is achieved On power supply box body, bonnet is detachable, after bonnet is disassembled, the most aobvious with the cable that switching switch is connected on main control device Expose, thus effectively realize being dismantled one by one by the cable being connected with switching switch on main control device, just can be to master Control equipment keeps in repair.

Preferably, described removal hole medial wall is provided with blocked hole, and described dismounting post is provided with Access Division and for driving Access Division is inserted or departs from the drive division of blocked hole.

By using technique scheme, due to power supply box body in use, more intrinsic electricity of power supply box Device equipment can produce vibration, causes power supply box body the most also can vibrate, and the vibration of power supply box body may be led Cause dismounting post depart from removal hole, cause bonnet to drop from power supply box body, power supply box body in use, bonnet Can not effectively protect the intrinsic electric equipment of power supply box, therefore at power supply box body during using, in order to prevent tearing open Unloading post to depart from removal hole, be provided with blocked hole in removal hole medial wall, dismounting post is provided with Access Division, and Access Division has two kinds State, when blocked hole is inserted in Access Division, owing to Access Division is connected with blocked hole in disassembling part radial direction, tears open so limiting Unload the post movement at removal hole axial direction, thus prevent and dismantle the situation that post departs from removal hole, when Access Division departs from During blocked hole, owing to dismounting post does not limit in the movement of removal hole axial direction, so bonnet can be from power supply box body Disassemble；In order to realize above two state, being provided with drive division on dismounting post, drive division is used for driving Access Division to insert Enter or depart from blocked hole, it is achieved the vibration of power supply box body be not result in dismantle post depart from removal hole, bonnet without departing from Power supply box, realizes the detachable of bonnet simultaneously.

Preferably, described dismounting post is provided with the first resigning hole, and described Access Division includes that sliding is connected to the first resigning hole The first clip-connecting rod that is interior and that coordinate with blocked hole；Described dismounting post axially arranged has the first regulation and control hole, described drive division bag along it Include the compression elastic piece being arranged in the first resigning hole and the first regulating rod being arranged in the first regulation and control hole, the described elasticity of compression Part makes the first clip-connecting rod have the trend of movement in the first regulation and control hole and make the first clip-connecting rod depart from blocked hole, and described first adjusts Control lever inserts blocked hole by first clip-connecting rod that moves axially and make in the first regulation and control hole.

By using technique scheme, Access Division is inserted in order to realize that drive division can be controlled or departs from clamping Hole, is provided with the first resigning hole on dismounting post, and places first clip-connecting rod in the first resigning hole, make the first clip-connecting rod The insertion can slided in the first resigning hole or disengaging blocked hole, be provided with pressure between the first resigning hole and the first clip-connecting rod Contracting elastic component, compression elastic piece can make the first clip-connecting rod have the trend away from blocked hole, and dismounting post is at dismounting axis of a cylinder upwards It is provided with the first regulation and control hole, and places the first regulating rod in the first regulation and control hole, make the first regulating rod axle in the first regulation and control hole When mobile, conflicted the first clip-connecting rod by the first adjusting rod, make the first clip-connecting rod slide in the first resigning hole, thus realize First clip-connecting rod is inserted blocked hole, when the first regulating rod does not offsets with the first clip-connecting rod, due to the elasticity of compression elastic piece Recover so that first clip-connecting rod depart from blocked hole, summary, thus realize can be controlled by first clip-connecting rod insert or Depart from blocked hole, it is achieved the dismounting that bonnet is controlled.

Preferably, described first regulating rod is provided with spigot surface, described first regulating rod near one end of the first clip-connecting rod The spigot surface that moves axially through make the sliding in the first resigning hole of the first clip-connecting rod.

By using technique scheme, in first regulating rod sliding process in the first regulation and control hole, adjust by first Control lever and the conflict of the first clip-connecting rod, it is possible to realize the first clip-connecting rod and insert or depart from blocked hole, but in order to make this motion Transmission more reliable and accurately, the first regulating rod is provided with spigot surface, spigot surface is positioned at the first regulating rod and first The part that clip-connecting rod abuts, when the first regulating rod slides in the first regulation and control hole, is offseted by spigot surface and the first clip-connecting rod, Spigot surface can preferably by the first regulating rod first regulation and control hole slip, transmission is that the first clip-connecting rod is at the first resigning hole Slide, simultaneously because the contoured of spigot surface, the first clip-connecting rod can be enable to insert accurately or depart from blocked hole.

Preferably, described first regulating rod and the first regulation and control hole threaded engagement.

By using technique scheme, due to the slip in the first regulation and control hole of first regulating rod, it is possible to be converted into the The slip in the first resigning hole of one clip-connecting rod, the first clip-connecting rod inserts and departs from blocked hole, and the first clip-connecting rod is stepped down first Two diverse locations in hole, are all controlled by the first regulating rod, so the first regulating rod is adjusted first firstly the need of determining Accurate mobile in control hole, regulates and controls hole threaded engagement by the first regulating rod with first, makes the external screw thread of the first regulating rod the Rotating on the female thread in one regulation and control hole, the first regulating rod turns around in the first regulation and control hole circumference, and the first regulating rod is in the first regulation and control Hole moves axially a pitch, thus controls the accurately movement of movement in the first regulation and control hole of the first regulating rod, thus controls the One clip-connecting rod inserts or departs from blocked hole, finally realizes the dismounting that bonnet is controlled.

Preferably, described first regulating rod extend to the one end outside bonnet be provided with for rotate the first regulating rod first Knob part.

By using technique scheme, control the first clip-connecting rod and insert and depart from blocked hole, need to rotate the first regulation and control Bar, manipulates the rotation in the first regulation and control hole of first regulating rod for convenience, is provided with the first knob part on the first regulating rod, logical Crossing the ad hoc structure of the first knob part, the such as first knob part is the steel ring utilizing lever principle, and user can be more convenient By reversing the first knob part, thus manipulate the first regulating rod first regulation and control hole rotation.

Preferably, described dismounting post is provided with the second resigning hole, and described Access Division includes that sliding is connected to the second resigning hole In and the second clip-connecting rod of coordinating with blocked hole, described dismounting post axially arranged has the second regulation and control hole, described drive division bag along it Including the second regulating rod that sliding is arranged in the second regulation and control hole, the described second regulation and control medial wall in hole, the second clip-connecting rod are positioned at the Two regulate and control the end face in holes and the second regulating rod forms the cavity of sealing between the end face in the second regulation and control hole.

By using technique scheme, in order to realize controlling drive division, make Access Division insert or depart from blocked hole, tearing open Unloading and arrange the second resigning hole on post lateral wall, place the second clip-connecting rod in the second resigning hole, the second clip-connecting rod can be second Move in resigning hole, thus the second clip-connecting rod is inserted into or departs from blocked hole, axially arranged have the second tune at dismounting post along it Control hole, at the second built-in second regulating rod in regulation and control hole, enables the second regulating rod to move along its axis in the second regulation and control hole, makes The second regulation and control medial wall in hole, the second clip-connecting rod is positioned at the end face in the second regulation and control hole and the second regulating rod near the second regulation and control hole End face between form the cavity of sealing, seal the given volume of cavity, when the second regulating rod is to the second regulation and control hole internal slide Time, seal cavity and taper into, make the pressure of sealing cavity more than ambient atmosphere pressure, atmospheric pressure promote the second clip-connecting rod to Blocked hole direction is moved, until inserting blocked hole；When the second regulating rod slides at bonnet, seal cavity and become larger, make The pressure sealing cavity is less than ambient atmosphere pressure, and atmospheric pressure promotes the second clip-connecting rod to move, directly to departing from blocked hole direction To departing from blocked hole, summary, when controlling the movement in the second regulation and control hole of second regulating rod, it is possible to make the second clip-connecting rod insert Or disengaging blocked hole.

Preferably, described second regulating rod and the second regulation and control hole threaded engagement.

By using technique scheme, due to the slip in the second regulation and control hole of second regulating rod, it is possible to be converted into the The slip in the second resigning hole of two clip-connecting rods, the second clip-connecting rod inserts and departs from blocked hole, and the second clip-connecting rod is stepped down second Two diverse locations in hole, are all controlled by the second regulating rod, so the second regulating rod is adjusted second firstly the need of determining Accurate mobile in control hole, regulates and controls hole threaded engagement by the second regulating rod with second, makes the external screw thread of the second regulating rod the Rotating on the female thread in two regulation and control holes, the second regulating rod turns around in the second regulation and control hole circumference, and the second regulating rod is in the second regulation and control Hole moves axially a pitch, thus controls the accurately movement of movement in the second regulation and control hole of the second regulating rod, thus controls the Two clip-connecting rods insert or depart from blocked hole, finally realize the dismounting that bonnet is controlled.

Preferably, described second regulating rod extends to the one end outside bonnet and is provided with and is easy to rotate the second of the second regulating rod Knob part.

By using technique scheme, owing to controlling second regulating rod particular location in the second regulation and control hole, need Rotating the second regulating rod, in order to preferably manipulate the rotation in the second regulation and control hole of second regulating rod, the second regulating rod extends to The outside of bonnet, is provided with the second knob part on the second regulating rod, by the given shape of the second knob part, such as: vertical It is arranged on the stock of the principle utilizing lever on the second regulating rod；By rotating second knob part, thus preferably manipulate second Regulating rod rotation in the second regulation and control hole.

Preferably, described Access Division includes compression spring and the steel ball being arranged in compression spring, outside described dismounting post Wall caves inward and is formed for placing the groove of compression spring, and described steel ball is offseted with spherical blocked hole by compression spring.

By using technique scheme, Access Division can be inserted or depart from blocked hole, clamping to realize drive division Hole concrete for chondritic, Access Division concrete for steel ball, steel ball can be connected in blocked hole, when dismounting post is at removal hole Interior along its slide axially time, blocked hole offsets with steel ball, dismounting post slide during, make steel ball gradually skid off blocked hole, In order to enable steel ball to offset with blocked hole or removal hole medial wall, cave inward in dismounting post lateral wall and process groove, recessed Placing a compression spring in groove, steel ball is positioned in compression spring, the elastic deformation of compression spring, it is possible to remain steel ball with Blocked hole or removal hole medial wall offset, summary, it is achieved that steel ball can be inserted or depart from blocked hole by compression spring.

In sum, this utility model has the advantages that

1, the cable being connected with switching switch on main control device need not be dismantled one by one, just main control device can be tieed up Repair；

2, the vibration of power supply box body is not result in that dismantling post departs from removal hole；

3, the first regulating rod particular location of movement in the first regulation and control hole can be controlled.

Accompanying drawing explanation

Fig. 1 is embodiment one structural representation；

Fig. 2 is the detonation configuration schematic diagram of embodiment one；

Fig. 3 is to dismantle the schematic diagram that post is connected with removal hole in embodiment one；

Fig. 4 is to dismantle the schematic diagram that post is connected with removal hole in embodiment two；

Fig. 5 is to dismantle the schematic diagram that post is connected with removal hole in embodiment three.

In figure: 1, power supply box body；11, chamber door；12, bonnet；13, removal hole；131, blocked hole；2, dismounting post；21, One resigning hole；22, the first regulation and control hole；23, the second resigning hole；24, the second regulation and control hole；25, groove；31, the first clip-connecting rod；32、 Second clip-connecting rod；33, steel ball；4, drive division；41, the first regulating rod；411, spigot surface；412, the first knob part；42, compression bullet Property part；43, the second regulating rod；431, the second knob part；44, compression spring；5, rubber ring.

Detailed description of the invention

Below in conjunction with the accompanying drawings and embodiment, this utility model is described in detail.

Embodiment one:

A kind of power supply box, with reference to Fig. 1, Fig. 2 and Fig. 3, it includes the power supply box body 1 of quadrangular framework, power supply box body 1 Including chamber door 11 and chamber door 11 just to and dismountable bonnet 12, the bonnet 12 of rectangle is positioned at four angles and is respectively welded circle Cylindricality dismounting post 2, gets out accordingly on power supply box body 1 and dismantles the removal hole 13 that post 2 coordinates, and the structure of removal hole 13 is Column type, uniformly processes four identical cylindrical blocked holes 131 in the medial wall of removal hole 13, four blocked holes 131 On the same circumference of removal hole 13 medial wall, dismounting post 2 lateral wall processes four corresponding with blocked hole 131 the One resigning hole 21, the first resigning hole 21 is also cylindrical, is embedded with compression elastic piece 42 at each first resigning hole 21, compresses bullet Property part 42 concrete for compression spring 44, each compression spring 44 is embedded with cylindrical first clip-connecting rod 31, the first clip-connecting rod 31 Can slide in compression spring 44, the first clip-connecting rod 31 diameter is small in the first resigning hole 21 diameter, the first clip-connecting rod 31 energy Enough insertions or disengaging blocked hole 131, compression spring 44 one end is welded on the first clip-connecting rod 31, and the other end is welded on first and steps down In hole 21, make compression spring 44 control the first clip-connecting rod 31 and there is the trend departing from blocked hole 131.

With reference to Fig. 3, axially processing cylindrical first regulation and control hole 22 in dismounting post 2 along it, the first regulation and control hole 22 extends To bonnet 12, filling in cylinder first regulating rod 41 at bonnet 12 first regulation and control hole 22, the first regulating rod 41 can be the Moving along its axis in one regulation and control hole 22, the one end being positioned at the first regulation and control hole 22 at the first regulating rod 41 is provided with spigot surface 411, spigot surface 411 is be arranged on the first regulating rod 41 end hemispherical, the first regulation and control hole 22 and four the first resigning holes 21 all communicate, it is possible to when making first clip-connecting rod 31 one end depart from blocked hole 131, and the other end can move to the first regulation and control hole 22 In, the first clip-connecting rod 31 is all provided with being set to hemispherical configuration near the one end in the first regulation and control hole 22, the first regulating rod 41 and bonnet 12 The first regulation and control hole 22, place is threaded, is welded with the first knob part 412 in one end that the first regulating rod 41 is positioned at outside bonnet 12, the The steel ring for annular that one knob part 412 is concrete.

Work process: with reference to Fig. 2 and Fig. 3, when bonnet 12 is connected on power supply box body 1 by needs, revolved by forward Turning steel ring, the external screw thread on the first regulating rod 41 rotates on the female thread in the first regulation and control hole 22, makes the first regulating rod 41 the Close first clip-connecting rod 31 of movement in one regulation and control hole 22, the hemispherical spigot surface 411 on the first regulating rod 41 is first with each The hemispherical face of the first clip-connecting rod 31 offsets, and continues rotating steel rim, hemispherical along the first regulating rod 41 of the first clip-connecting rod 31 Spigot surface 411 has the trend moved to clip-connecting rod direction, and now spring is compressed, and the first clip-connecting rod 31 is at the first resigning hole 21 Interior along its axial slip, until the first clip-connecting rod 31 inserts blocked hole 131, stop the rotation steel ring, now due to the first clip-connecting rod 31 offset with the lateral wall of the first regulating rod 41 away from one end of blocked hole 131, therefore the first clip-connecting rod 31 can not depart from first allows Hole 21, position, due to threadeding between the first regulating rod 41 with the first regulation and control hole 22 so that the first regulating rod 41 can not be Slide axially along it in first regulation and control hole 22.

With reference to Fig. 2 and Fig. 3, when bonnet 12 is dismantled by needs, by reversely rotating steel ring, make the first regulating rod 41 the Moving to bonnet 12 outside direction in one regulation and control hole 22, one end that the first clip-connecting rod 31 abuts with the first regulating rod 41 is adjusted along first The slip of hemispherical of control lever 41, due to the elastic return of compression spring 44, makes the first clip-connecting rod 31 de-in the first resigning hole 21 Slide from clip-connecting rod direction, until the first clip-connecting rod 31 completely disengages from blocked hole 131, now owing to dismounting post 2 is at removal hole 13 Interior the most do not hinder along it, dismounting post 2 is slid out in removal hole 13, thus realizes the dismounting of bonnet 12.

Embodiment two:

A kind of power supply box, the difference with embodiment one is as follows:

With reference to Fig. 2 and Fig. 4, dismounting post 2 lateral wall that the difference with embodiment one is in the present embodiment processes circle The second resigning hole 23, in the second resigning hole 23, add rubber ring 5, in rubber ring 5 place the second clip-connecting rod 32, dismounting Axially process the second regulation and control hole 24 in post 2 along it, the second regulation and control hole 24 is not communicated with away from one end of bonnet 12 with removal rod, Placing the second regulating rod 43 in second regulation and control hole 24, the second regulating rod 43 is equipped with rubber ring near one end of the second clip-connecting rod 32 5, make the second regulating rod 43 regulate and control the end face in hole 24, the second regulation and control away from end face, second clip-connecting rod 32 of bonnet 12 near second Forming the cavity of sealing between the inwall in hole 24, the second regulating rod 43 is threadeded at bonnet 12, and the second regulating rod 43 is positioned at One end outside bonnet 12 is welded with the second knob part 431, and the second knob part 431 is cylindrical bar, cylindrical bar and the second regulating rod 43 is vertical.

Work process: with reference to Fig. 4, when bonnet 12 is connected on power supply box body 1 by needs, first rotate forward cylinder Bar, makes the second regulating rod 43 be moved axially inward along it in the second regulation and control hole 24, owing to the cavity sealed gradually is compressed, by Effect in atmospheric pressure so that the second clip-connecting rod 32 slides away from the cavity direction sealed in the second resigning hole 23, until The second fully-inserted blocked hole of clip-connecting rod 32 131, stop the rotation cylindrical bar；Now due to the effect of atmospheric pressure, the second regulation and control Bar 43 has and slides to away from the direction sealing cavity, threadeds owing to the second regulating rod 43 regulates and controls hole 24 with second, makes the Two regulating rods 43 axially can not sliding along it in the second regulation and control hole 24.

With reference to Fig. 4, when bonnet 12 is dismantled by needs, by reversely rotating cylindrical bar, make the second regulating rod 43 to away from Sealing cavity direction to move, weaken owing to sealing the atmospheric pressure of cavity, the second clip-connecting rod 32 is to sealing the sliding of cavity direction, directly Extremely, the second clip-connecting rod 32 completely disengages from blocked hole 131 such that it is able to slid out in removal hole 13 by dismounting post 2, it is achieved after Jiang The dismounting of lid 12.

Embodiment three:

A kind of power supply box, the difference with embodiment one, two is as follows:

With reference to Fig. 2 and Fig. 5, the Access Division that the difference with embodiment one, two is in the present embodiment includes and spherical card Connecing the steel ball 33 that hole 131 offsets, dismounting post 2 lateral wall caves inward formation groove 25, and drive division 4 includes being placed on groove 25 Interior compression spring 44, compression spring 44 is connected with steel ball 33 near one end of blocked hole 131, and compression spring 44 is made by elastic force Offset with blocked hole 131 with promoting steel ball 33.

Work process: with reference to Fig. 5, when bonnet 12 is connected on power supply box body 1 by needs, will dismantle post 2 to dismounting Sliding in hole 13, steel ball 33 offsets with removal hole 13 medial wall due to the effect of compression spring 44, steel ball 33, and steel ball 33 is with dismounting When post 2 is slid onto blocked hole 131, due to the effect of compression spring 44, steel ball 33 is made to offset with spherical blocked hole 131, thus Bonnet 12 is fixed on power supply box body 1.

With reference to Fig. 5, when bonnet 12 is dismantled by needs, bonnet 12 is pulled to the direction away from bonnet 12, thus dismantles Post 2 slides in removal hole 13, and during dismounting post 2 slides, steel ball 33 slides out, so in spherical blocked hole 131 Rear continuation by dismounting post 2 to the direction sliding away from removal hole 13, until depart from removal hole 13, it is achieved the dismounting of bonnet 12.

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to Go out, for those skilled in the art, without departing from the some improvement under this utility model principle premise and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims (10)

1. a power supply box, including power supply box body (1), described power supply box body (1) includes chamber door (11), it is characterized in that: institute State power supply box body (1) also include with chamber door (11) just to and dismountable bonnet (12), described power supply box body (1) is upper to be arranged There is removal hole (13), described bonnet (12) is provided with the dismounting post (2) coordinated with removal hole (13).

Power supply box the most according to claim 1, is characterized in that: described removal hole (13) medial wall is provided with blocked hole (131), described dismounting post (2) is provided with Access Division and for driving Access Division to insert or departing from the drive division of blocked hole (131) (4)。

Power supply box the most according to claim 2, is characterized in that: described dismounting post (2) is provided with the first resigning hole (21), institute State Access Division and include that sliding is connected to the first clip-connecting rod (31) that the first resigning hole (21) is interior and coordinates with blocked hole (131)；Institute Stating dismounting post (2) and axially arranged have the first regulation and control hole (22) along it, described drive division (4) includes being arranged on the first resigning hole (21) Interior compression elastic piece (42) and the first regulating rod (41) being arranged in the first regulation and control hole (22), described compression elastic piece (42) The first clip-connecting rod (31) is made to have the trend of movement in the first regulation and control hole (22) and make the first clip-connecting rod (31) depart from blocked hole (131), described first regulating rod (41) is inserted by the first clip-connecting rod (31) that moves axially and make in the first regulation and control hole (22) Enter blocked hole (131).

Power supply box the most according to claim 3, is characterized in that: described first regulating rod (41) is near the first clip-connecting rod (31) One end be provided with spigot surface (411), the spigot surface (411) that moves axially through of described first regulating rod (41) makes the first clamping Post (31) sliding in the first resigning hole (21).

Power supply box the most according to claim 4, is characterized in that: described first regulating rod (41) and the first regulation and control hole (22) spiral shell Stricture of vagina coordinates.

Power supply box the most according to claim 5, is characterized in that: described first regulating rod (41) extends to bonnet (12) outward One end is provided with the first knob part (412) for rotating the first regulating rod (41).

Power supply box the most according to claim 2, is characterized in that: described dismounting post (2) is provided with the second resigning hole (23), institute State Access Division and include that sliding is connected to the second clip-connecting rod (32) that the second resigning hole (23) is interior and coordinates with blocked hole (131), institute Stating dismounting post (2) and axially arranged have the second regulation and control hole (24) along it, described drive division (4) includes that sliding is arranged on the second regulation and control hole (24) the second regulating rod (43) in, the medial wall of described second regulation and control hole (24), the second clip-connecting rod (32) are positioned at the second regulation and control The cavity of sealing is formed between end face and the end face of close second regulation and control hole (24) of the second regulating rod (43) in hole (24).

Power supply box the most according to claim 7, is characterized in that: described second regulating rod (43) and the second regulation and control hole (24) spiral shell Stricture of vagina coordinates.

Power supply box the most according to claim 8, is characterized in that: described second regulating rod (43) extends to bonnet (12) outward One end is provided with the second knob part (431) being easy to rotate the second regulating rod (43).

Power supply box the most according to claim 2, is characterized in that: described Access Division includes and spherical blocked hole (131) phase The steel ball (33) supported, described dismounting post (2) lateral wall caves inward and forms groove (25), and described drive division (4) includes being placed on Compression spring (44) in groove (25), described steel ball (33) is offseted with spherical blocked hole (131) by compression spring (44).