CN105914595A - Normally-closed power distribution cabinet - Google Patents
Normally-closed power distribution cabinet Download PDFInfo
- Publication number
- CN105914595A CN105914595A CN201610335963.6A CN201610335963A CN105914595A CN 105914595 A CN105914595 A CN 105914595A CN 201610335963 A CN201610335963 A CN 201610335963A CN 105914595 A CN105914595 A CN 105914595A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- normally closed
- power distribution
- cabinet door
- lock body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B51/00—Operating or controlling locks or other fastening devices by other non-mechanical means
- E05B51/02—Operating or controlling locks or other fastening devices by other non-mechanical means by pneumatic or hydraulic means
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/02—Hinges with pins with one pin
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/12—Mechanisms in the shape of hinges or pivots, operated by springs
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
Abstract
The invention discloses a normally-closed power distribution cabinet which belongs to the technical field of power distribution cabinets, and aims to provide the normally-closed power distribution cabinet with good locking performance. The normally-closed power distribution cabinet is characterized by comprises a cabinet body and a cabinet door, wherein the inner wall of the cabinet door is connected with a first locking component, and the inner wall of the cabinet body is connected with a second locking component; the second locking component comprises a second lock body, a second swinging component, a second connecting rod, a second clamping shaft and a second clamping groove; the first locking component comprises a first lock body, a first swinging component, a first connecting rod, a first clamping shaft and a first clamping groove; the second clamping shaft can be clamped in the first clamping groove, and the first clamping shaft can be clamped in the second clamping groove, thereby realizing locking of the cabinet door; and a resetting mechanism used for keeping the cabinet door normally-closed is further arranged between a pivoting ring of a pivoting device and the pivoting device. The normally-closed power distribution cabinet is applicable to power distribution cabinets.
Description
Technical field
The invention belongs to power distribution cabinet technical field, relate to a kind of power distribution cabinet locking cabinet door.
Background technology
Power distribution cabinet (case) sub-power power distribution cabinet (case) and light distribution cabinet (case), metering cabinet (case), be the final stage device of distribution system.Power distribution cabinet is the general designation of motor control center.Power distribution cabinet uses, loop less occasion relatively decentralized in duty ratio；The occasion that motor control center concentrates for load, loop is more.They distribute to load nearby the electric energy of a certain for upper level controller switching equipment circuit.This grade of equipment reply load provides protection, monitors and control.
Existing power distribution cabinet, in addition to meeting normal use, in addition it is also necessary to close power distribution cabinet, locking processes.Use latch by outside cabinet door locking after existing power distribution cabinet, or closedown cabinet door, also have the employing lockset such as mechanical lock or electronic lock to lock cabinet door.
The patent of invention of Application No. 201520025988.7 discloses a kind of power distribution cabinet, this power distribution cabinet includes the cabinet door with door lock and the lockhole inserted for key, the top of described lockhole is provided with button, being provided with buzzer in described cabinet door, described button is coupled with the control circuit for controlling buzzer response.In this power distribution cabinet, when inserting a key into lockhole, button is pressed, and then by control circuit, buzzer is responded, warning the people or thief wanting power stealing, to be closed by buzzer simultaneously and have only to insert at this key button press, total is simple, can effectively realize the function of warning, reach the effect of warning.
Additionally, the patent of invention of Application No. 201320656491.6 also discloses that a kind of power distribution cabinet, the rear shrouding that this power distribution cabinet includes cabinet, is arranged on cabinet, described rear shrouding upper inner is provided with electromagnetic lock, it is fixedly installed jam plate near electromagnetic lock position inside described rear shrouding, being provided with locking bolt hole on described jam plate, the locking bolt of described electromagnetic lock can be arranged in described locking bolt hole.The lower inside of described rear shrouding is fixedly installed at least one plate, and position corresponding with at least one plate described on described cabinet is provided with at least one jack, and the described inserting board of part is located in described jack.This power distribution cabinet is simple and reliable for structure, be capable of rear shrouding electric blocking and use safer.
Above-mentioned power distribution cabinet is provided with cabinet door locking device, this locking device or realize opening or the purpose of locking cabinet door by coordinating of key and lockhole, or it is exactly the energising of electromagnetic lock or power-off realizes unlatching or locks the purpose of cabinet door.But, above-mentioned two power distribution cabinets as existing power distribution cabinet, the structure that all there is cabinet door locking device is complicated, production cost is higher, cabinet door be turned on and off the defects such as complex, cabinet door locking poor-performing.
Summary of the invention
It is an object of the invention to provide a kind of locking property preferable normally closed type power distribution cabinet, it is turned on and off cabinet door by designing the locking device of a kind of brand new, improve the locking property of cabinet door, and the power distribution cabinet that cabinet door is normally closed when fire occurs can effectively prevent burning of electronic devices and components in power distribution cabinet.
For achieving the above object, the technical scheme is that
A kind of normally closed type power distribution cabinet, including cabinet and cabinet door, described cabinet is connected by hinge device pivot joint with cabinet door；Connecting on the inwall of described cabinet door and have the first locking member, the inwall of described cabinet connects second locking member suitable with the first locking member；Described second locking member includes the second lock body, it is hinged with the second tilting member in described second lock body, the hydraulic connecting end of described second tilting member is connected with the hydraulic axis of the second hydraulic means being connected on the second lock body, the body of rod of described second tilting member connects the upside of end and is hinged with second connecting rod, the end of the described second connecting rod other end is provided with the second card spindle, and the body of rod of described second tilting member connects the downside of end and offers the second buckling groove；Described first locking member includes the first lock body, it is hinged with the first tilting member in described first lock body, the hydraulic connecting end of described first tilting member is connected with the hydraulic axis of the first hydraulic means being connected on the first lock body, the body of rod of described first tilting member connects the downside of end and is hinged with the first connecting rod can being connected in the second buckling groove, the end of the described first connecting rod other end is provided with the first card spindle, and the body of rod of described first tilting member connects the upside of end and offers the first buckling groove for clamping the second card spindle；Described hinge device includes the lobus sinister sheet being fixedly connected on cabinet, the lobus dexter sheet being fixedly connected on cabinet door, it is provided with pivot joint ring on described lobus sinister sheet, connect on described lobus dexter sheet and have hinge device, described pivot joint ring set is located on hinge device, and is additionally provided with between described pivot joint ring and hinge device for making the normally closed resetting-mechanism of cabinet door.
Wherein, in described second lock body, the side near the second buckling groove is provided with the second guide pad for guiding first connecting rod, and in described first lock body, the side near the first buckling groove is provided with the first guide pad for guiding second connecting rod.
Wherein, described second guide pad, the first guide pad are provided with guiding surface.
Wherein, described resetting-mechanism includes normally closed rope, normally closed spring and spring base, the first cavity is offered in described pivot joint ring, the second cavity connected with the first cavity is offered on described lobus sinister sheet, the fixing end of described normally closed rope is fixedly connected on the hinge device in the first cavity, the free end of described normally closed rope penetrates in the second cavity after being connected on hinge device, the free end of described normally closed rope is connected through fixing with spring base behind the center of normally closed spring, described spring base is connected on normally closed spring, and the described normally closed spring other end is pressed on the bottom of the second cavity.
Wherein, the pivot joint ring on described lobus sinister sheet is provided with at least three, multiple pivot joint ring being axially uniformly arranged along hinge device.
Wherein, the outer surface of described cabinet and cabinet door is provided with fire resistant coating.
Compared with prior art, the beneficial effects of the present invention is:
In the present invention, cabinet door is attached by hinge device with cabinet, thus cabinet door can be freely rotatable on cabinet；Connecting on the inwall of this cabinet door and have the first locking member, the inwall of this cabinet connects the second locking member, and this cabinet door and cabinet carry out locking by the first locking member, the second locking member and connect；During locking, first locking member moves with cabinet door and moves closer to the second locking member, first connecting rod gradually stretches in the second lock body, second connecting rod gradually stretches in the first lock body, first card spindle clamping of first connecting rod end enters in the second buckling groove, first card spindle clamping of first connecting rod end enters in the second buckling groove, then hydraulic means drives corresponding tilting member to rotate, thus the first locking member, the second locking member are firmly locked, realize the locking of cabinet door, cabinet, and the simple in construction of retaining mechanism, production cost is relatively low, and locking property is preferable；By arranging guide pad in corresponding institute's lock body, and on this guide pad, there is guiding surface, thus become narrow gradually along the transversely moveable scope of the moving direction connecting rod of connecting rod, it is simple to card spindle is snapped in the buckling groove of correspondence, improve the efficiency of this power distribution cabinet door locking.It is provided with resetting-mechanism between pivot joint ring and the hinge device of lobus dexter sheet of the lobus sinister sheet of this hinge device, the cabinet door that can be made power distribution cabinet by this resetting-mechanism is normally closed, thus external environment condition is when catching fire, this normally closed cabinet door can effectively prevent burning things which may cause a fire disaster from entering in power distribution cabinet, thus the electronic devices and components being prevented effectively from power distribution cabinet are burned out.This resetting-mechanism includes normally closed rope, normally closed spring and spring base, and on the hinge device in the first cavity being connected on pivot joint ring of the one end of normally closed rope, the other end of normally closed rope is connected with spring base by the center of normally closed spring；When External Force Acting makes cabinet door rotate on cabinet door, more normally closed rope is around being connected on hinge device, normally closed spring is compressed, after the external force acted on cabinet door disappears, normally closed spring recovers deformation, cabinet door is made to rotate backward and close cabinet door by reset rope, and during the closedown of cabinet door, normally closed spring is still compressed, cabinet door can be made to keep normally off thereby through this resetting-mechanism, thus remain that power distribution cabinet is internal and keep apart with power distribution cabinet external environment condition, thus when preventing fire from occurring, the electronic devices and components in power distribution cabinet are burnt in big fire in spreading to power distribution cabinet, extend the service life of power distribution cabinet.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Schematic diagram when Fig. 2 is that in the present invention, cabinet door is opened；
Fig. 3 is the structural representation of cabinet door locking mechanism in the present invention；
State diagram when Fig. 4 is that in the present invention, cabinet door is just locked；
Fig. 5 is the state diagram in the present invention after cabinet door locking；
Fig. 6 is the sectional view of resetting-mechanism in the present invention；
Fig. 7 is the structural representation after lobus sinister sheet and lobus dexter sheet mutually turn an angle in Fig. 6；
Wherein, reference is: 1 cabinet, 2 cabinet doors, 3 hinge devices, 4 second locking members, 6 first locking members, 41 second lock bodies, 42 second hydraulic means, 43 second tilting members, 44 second buckling grooves, 45 second connecting rods, 46 second card spindles, 47 second guide pads, 61 first lock bodies, 62 first hydraulic means, 63 first tilting members, 64 first buckling grooves, 65 first connecting rods, 66 first card spindles, 67 first guide pads, 51 spring bases, 52 second cavitys, 53 normally closed springs, 54 normally closed ropes, 55 first cavitys.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention will be further described:
Embodiment one
A kind of normally closed type power distribution cabinet, including cabinet 1 and cabinet door 2, this cabinet 1 is connected by hinge device 3 pivot joint with cabinet door 2, thus cabinet door 2 can be freely rotatable on cabinet 1, it is achieved being turned on and off of cabinet door 2.Connect on the inwall of this cabinet door 2 and have the first locking member 6, connect on the inwall of this cabinet 1 and have the second locking member 4, this first locking member 6 is suitable with the second locking member 4 so that cabinet door 2 can be locked on cabinet 1 by first locking member the 6, second locking member 4.This second locking member 4 includes the second lock body 41 being fixedly connected on cabinet 1, offers cavity in this second lock body 41, is hinged with the second tilting member 43 in the cavity of the second lock body 41, and the second tilting member 43 can rotate in the second lock body 41.The interior intracavity of the second lock body 41 is provided with the second hydraulic means 42 near the hydraulic connecting end of the second tilting member 43, the hydraulic axis of the second hydraulic means 42 is connected with the second tilting member 43, and this second hydraulic means 42 can drive the second tilting member 43 to rotate by its hydraulic axis.The body of rod of this second tilting member 43 connects the upside of end and is hinged with second connecting rod 45, and the end of second connecting rod 45 other end is provided with the second card spindle 46, and the body of rod of this second tilting member 43 connects the downside of end and offers the second buckling groove 44.
This first locking member 6 includes the first lock body 61 being fixedly connected on cabinet door 2, offers cavity in this first lock body 61, is hinged with the first tilting member 63 in the cavity of the first lock body 61, and the first tilting member 63 can rotate in the first lock body 61.The interior intracavity of the first lock body 61 is provided with the first hydraulic means 62 near the hydraulic connecting end of the first tilting member 63, the hydraulic axis of the first hydraulic means 62 is connected with the first tilting member 63, and this first hydraulic means 62 can drive the first tilting member 63 to rotate by its hydraulic axis.The body of rod of this first tilting member 63 connects the downside of end and is hinged with first connecting rod 65, and the end of first connecting rod 65 other end is provided with the first card spindle 66, and the body of rod of this first tilting member 63 connects the upside of end and offers the first buckling groove 64.When first locking member the 6, second locking member 4 is attached, the first card spindle 66 on first locking member 6 is connected in the second buckling groove 44 of the second locking member 4, the second card spindle 46 on second locking member 4 is connected in the first buckling groove 64 of the first locking member 6, then hydraulic means drives corresponding tilting member to rotate in the buckling groove that card spindle can be connected to correspondence, it is achieved cabinet 1 and the locking of cabinet door 2.
This hinge device 3 includes lobus sinister sheet 1 and lobus dexter sheet 4, and wherein this lobus sinister sheet 1 is fixedly connected on cabinet 1, and this lobus dexter sheet 4 is fixedly connected on cabinet door 2, by making lobus sinister sheet 1 realize being turned on and off of cabinet door 2 with mutually rotating of lobus dexter sheet 4.Being provided with pivot joint ring 2 on this lobus sinister sheet 1, this lobus dexter sheet 4 is provided with hinge device 3, this pivot joint ring 2 is set on hinge device 3, and pivot joint ring 2 in the cofree rotation of hinge device 3, thus can realize being turned on and off of cabinet door 2.Being additionally provided with resetting-mechanism between this pivot joint ring 2 and hinge device 3, this resetting-mechanism is mainly used in making cabinet door 2 keep normally off；When opening cabinet door 2, the spring in resetting-mechanism is further compressed, and after the active force on cabinet door 2 disappears, resetting-mechanism recovers initial condition, and cabinet door 2 is closed.
Connecting on the inwall of this cabinet door and have the first locking member, the inwall of this cabinet connects the second locking member, and this cabinet door and cabinet carry out locking by the first locking member, the second locking member and connect；During locking, first locking member moves with cabinet door and moves closer to the second locking member, first connecting rod gradually stretches in the second lock body, second connecting rod gradually stretches in the first lock body, first card spindle clamping of first connecting rod end enters in the second buckling groove, first card spindle clamping of first connecting rod end enters in the second buckling groove, then hydraulic means drives corresponding tilting member to rotate, thus the first locking member, the second locking member are firmly locked, realize the locking of cabinet door, cabinet, and the simple in construction of retaining mechanism, production cost is relatively low, and locking property is preferable；By arranging guide pad in corresponding institute's lock body, and on this guide pad, there is guiding surface, thus become narrow gradually along the transversely moveable scope of the moving direction connecting rod of connecting rod, it is simple to card spindle is snapped in the buckling groove of correspondence, improve the efficiency of this power distribution cabinet door locking.Cabinet door 2 is attached by hinge device 3 with cabinet 1, thus cabinet door 2 can be freely rotatable on cabinet 1；It is provided with resetting-mechanism between pivot joint ring 2 and the hinge device 3 of lobus dexter sheet 4 of the lobus sinister sheet 1 of this hinge device 3, the cabinet door 2 that can be made power distribution cabinet by this resetting-mechanism is normally closed, thus external environment condition is when catching fire, this normally closed cabinet door 2 can effectively prevent burning things which may cause a fire disaster from entering in power distribution cabinet, thus the electronic devices and components being prevented effectively from power distribution cabinet are burned out.
Embodiment two
On the basis of embodiment one, for the ease of can successfully the clamping spindle guide on connecting rod be entered in corresponding buckling groove, thus the side of close second buckling groove 44 is provided with the second guide pad 47 in the second lock body 41, when during locking cabinet door 2, first connecting rod 65 is to the side shifting near the second guide pad 47, when first connecting rod 65 moves to the second guide pad 47, the first card spindle of first connecting rod 65 can successfully be imported in the second buckling groove 47 by the second guide pad 47.
In the first lock body 61, the side near the first buckling groove 64 is provided with the first guide pad 67, when during locking cabinet door 2, second connecting rod 45 is to the side shifting near the first guide pad 67, when second connecting rod 45 moves to the first guide pad 67, the second card spindle of second connecting rod 45 can successfully be imported in the first buckling groove 67 by the first guide pad 67.
As preferably, this second guide pad 47, first guide pad 67 is provided with guiding surface.
By arranging guide pad in corresponding institute's lock body, and on this guide pad, there is guiding surface, thus become narrow gradually along the transversely moveable scope of the moving direction connecting rod of connecting rod, it is simple to card spindle is snapped in the buckling groove of correspondence, improve the efficiency of this power distribution cabinet door locking.
Embodiment three
On the basis of embodiment one or embodiment two, this resetting-mechanism includes normally closed rope 54, normally closed spring 53 and spring base 51.The first cavity 55 is offered in pivot joint ring 2, the second cavity 52 connected with the first cavity 55 is offered on lobus sinister sheet 1, the fixing end of normally closed rope 54 is fixedly connected on the hinge device 3 in the first cavity 55, and on the hinge device 3 that the normally closed rope of part 54 is in being connected on the first cavity 55, the free end of normally closed rope 54 penetrates in the second cavity 52 after being connected on hinge device 3, the free end of normally closed rope 54 is connected through fixing with spring base 51 behind the center of normally closed spring 53, spring base 51 is connected on normally closed spring 53, and normally closed spring 53 other end is pressed on the bottom of the second cavity 52.
This resetting-mechanism includes normally closed rope 54, normally closed spring 53 and spring base 51, and on the hinge device 3 in the first cavity 55 being connected on pivot joint ring 2 of the one end of normally closed rope 54, the other end of normally closed rope 54 is connected with spring base 51 by the center of normally closed spring 53；When External Force Acting makes cabinet door 2 rotate on cabinet door 2, more normally closed rope 54 is around being connected on hinge device 3, normally closed spring 53 is compressed, after the external force acted on cabinet door 2 disappears, normally closed spring 53 recovers deformation, cabinet door 2 is made to rotate backward and close cabinet door 2 by reset rope, and cabinet door 2 is when closing, normally closed spring 53 is still compressed, cabinet door 2 can be made to keep normally off thereby through this resetting-mechanism, thus remain that power distribution cabinet is internal and keep apart with power distribution cabinet external environment condition, thus when preventing fire from occurring, the electronic devices and components in power distribution cabinet are burnt in big fire in spreading to power distribution cabinet, extend the service life of power distribution cabinet.
Embodiment four
On the basis of above-described embodiment, the pivot joint ring 2 on lobus sinister sheet 1 is provided with at least three, multiple pivot joint ring 2 being axially uniformly arranged along hinge device 3.By arranging many group pivot joint rings 2, thus the connective stability that pivot joint ring 2 is set on hinge device 3 can be improved, thus when rotating pivot joint ring 2 or hinge device 3, can the most mutually rotate between pivot joint ring 2 and hinge device 3.
Embodiment five
On the basis of above-described embodiment, the outer surface of cabinet 1 and cabinet door 2 is provided with fire resistant coating, and this fire resistant coating is macromolecule glass one side aluminium foil cloth sheet material or coating cloth.By arranging fire resistant coating, thus cabinet 1 and the fire protecting performance of cabinet door 2 of power distribution cabinet can be improved, effectively prevent cabinet 1 to be burned out with cabinet door 2.
Claims (6)
1. a normally closed type power distribution cabinet, including cabinet (1) and cabinet door (2), described cabinet (1) is connected by hinge device (3) pivot joint with cabinet door (2)；It is characterized in that: connecting on the inwall of described cabinet door (2) has the first locking member (6), the inwall of described cabinet (1) connects second locking member (4) suitable with the first locking member (6)；Described second locking member (4) includes the second lock body (41), it is hinged with the second tilting member (43) in described second lock body (41), the hydraulic connecting end of described second tilting member (43) is connected with the hydraulic axis of the second hydraulic means (42) being connected on the second lock body (41), the body of rod of described second tilting member (43) connects the upside of end and is hinged with second connecting rod (45), the end of described second connecting rod (45) other end is provided with the second card spindle (46), the body of rod of described second tilting member (43) connects the downside of end and offers the second buckling groove (44)；Described first locking member (6) includes the first lock body (61), it is hinged with the first tilting member (63) in described first lock body (61), the hydraulic connecting end of described first tilting member (63) is connected with the hydraulic axis of the first hydraulic means (62) being connected on the first lock body (61), the body of rod of described first tilting member (63) connects the downside of end and is hinged with the first connecting rod (65) can being connected in the second buckling groove (44), the end of described first connecting rod (65) other end is provided with the first card spindle (66), the body of rod of described first tilting member (63) connects the upside of end and offers the first buckling groove (64) for clamping the second card spindle (46)；Described hinge device (3) includes the lobus sinister sheet (1) being fixedly connected on cabinet (1), the lobus dexter sheet (4) being fixedly connected on cabinet door (2), it is provided with pivot joint ring (2) on described lobus sinister sheet (1), the upper connection of described lobus dexter sheet (4) has hinge device (3), described pivot joint ring (2) is set on hinge device (3), and is additionally provided with between described pivot joint ring (2) and hinge device (3) for making the normally closed resetting-mechanism of cabinet door (2).
2. a kind of normally closed type power distribution cabinet as claimed in claim 1, it is characterized in that: in described second lock body (41), the side near the second buckling groove (44) is provided with the second guide pad (47) for guiding first connecting rod (65), in described first lock body (61), the side near the first buckling groove (64) is provided with the first guide pad (67) for guiding second connecting rod (45).
3. a kind of normally closed type power distribution cabinet as claimed in claim 2, it is characterised in that: described second guide pad (47), the first guide pad are provided with guiding surface on (67).
null4. a kind of normally closed type power distribution cabinet as claimed in claim 1，It is characterized in that: described resetting-mechanism includes normally closed rope (54)、Normally closed spring (53) and spring base (51)，The first cavity (55) is offered in described pivot joint ring (2)，The second cavity (52) connected with the first cavity (55) is offered on described lobus sinister sheet (1)，The fixing end of described normally closed rope (54) is fixedly connected on the hinge device (3) in the first cavity (55)，The free end of described normally closed rope (54) penetrates in the second cavity (52) after being connected on hinge device (3)，The free end of described normally closed rope (54) is connected through fixing with spring base (51) behind the center of normally closed spring (53)，Described spring base (51) is connected on normally closed spring (53)，Described normally closed spring (53) other end is pressed on the bottom of the second cavity (52).
5. a kind of normally closed type power distribution cabinet as claimed in claim 4, it is characterised in that: the pivot joint ring (2) on described lobus sinister sheet (1) is provided with at least three, multiple pivot joint ring (2) being axially uniformly arranged along hinge device (3).
6. a kind of normally closed type power distribution cabinet as according to any one of claim 1-5, it is characterised in that: the outer surface of described cabinet (1) and cabinet door (2) is provided with fire resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335963.6A CN105914595A (en) | 2016-05-20 | 2016-05-20 | Normally-closed power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335963.6A CN105914595A (en) | 2016-05-20 | 2016-05-20 | Normally-closed power distribution cabinet |
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| CN105914595A true CN105914595A (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610335963.6A Pending CN105914595A (en) | 2016-05-20 | 2016-05-20 | Normally-closed power distribution cabinet |
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| CN106374359A (en) * | 2016-10-18 | 2017-02-01 | 成都尚智恒达科技有限公司 | Domestic weak current box with locking apparatus |
| CN106374360A (en) * | 2016-10-18 | 2017-02-01 | 成都尚智恒达科技有限公司 | Multifunctional household weak electric box |
| CN106455435A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Air-blast heat dissipation type household normally-closed weak electricity box |
| CN106451274A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Household lockable weak current box adopting air-blowing heat dissipation |
| CN106451273A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Household power supply line concentration box with locking function |
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| CN106654899A (en) * | 2016-10-18 | 2017-05-10 | 成都尚智恒达科技有限公司 | Household multifunctional weak electricity box with locking function |
| CN107065093A (en) * | 2017-03-15 | 2017-08-18 | 深圳市晓控通信科技有限公司 | A kind of optical cable branch box based on Internet of Things |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106374359A (en) * | 2016-10-18 | 2017-02-01 | 成都尚智恒达科技有限公司 | Domestic weak current box with locking apparatus |
| CN106374360A (en) * | 2016-10-18 | 2017-02-01 | 成都尚智恒达科技有限公司 | Multifunctional household weak electric box |
| CN106455435A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Air-blast heat dissipation type household normally-closed weak electricity box |
| CN106451274A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Household lockable weak current box adopting air-blowing heat dissipation |
| CN106451273A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Household power supply line concentration box with locking function |
| CN106505497A (en) * | 2016-10-18 | 2017-03-15 | 成都尚智恒达科技有限公司 | A kind of normally closed type family expenses weak current box |
| CN106549348A (en) * | 2016-10-18 | 2017-03-29 | 成都尚智恒达科技有限公司 | A kind of multifunctional household line concentrating case |
| CN106654899A (en) * | 2016-10-18 | 2017-05-10 | 成都尚智恒达科技有限公司 | Household multifunctional weak electricity box with locking function |
| CN107065093A (en) * | 2017-03-15 | 2017-08-18 | 深圳市晓控通信科技有限公司 | A kind of optical cable branch box based on Internet of Things |
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Application publication date: 20160831 |