CN109192634A - A kind of Pop-up high-tension fuse - Google Patents
A kind of Pop-up high-tension fuse Download PDFInfo
- Publication number
- CN109192634A CN109192634A CN201811251642.3A CN201811251642A CN109192634A CN 109192634 A CN109192634 A CN 109192634A CN 201811251642 A CN201811251642 A CN 201811251642A CN 109192634 A CN109192634 A CN 109192634A
- Authority
- CN
- China
- Prior art keywords
- contact
- pipe
- fixing pipe
- fuse
- outer housing
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/042—General constructions or structure of high voltage fuses, i.e. above 1000 V
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Fuses (AREA)
Abstract
A kind of Pop-up high-tension fuse, including outer housing and cartridge fuse, cartridge fuse is at least partially through outer housing, cartridge fuse includes fixing pipe and adjustable pipe, detent is provided between fixing pipe side and outer housing to be fastened part, fixing pipe is inserted into outer housing, and the two by detent be fastened part be connected with each other, compressed spring and limit matching piece are provided between adjustable pipe and fixing pipe, compressed spring is set in the outside of adjustable pipe, adjustable pipe is squeezed in insertion fixing pipe by limit matching piece, adjustable pipe a part stretches out fixing pipe top, adjustable pipe another part is located in fixing pipe and compresses compressed spring, fuse is provided in adjustable pipe, adjustable pipe is popped up outside fixing pipe downwards in fuse failure by compressed spring, and fixing pipe is fixed in outer housing by the detent part that is fastened.The present invention by cartridge fuse extraction and in replaced on ground fuse on ground for conveniently reducing the exposed contact of fuse, reducing failure rate, improve reliability in Standard type seal box.
Description
Technical field
The present invention relates to a kind of Pop-up high-tension fuses, are mainly used in Standard type seal box.
Background technique
Tradition becomes fuse switch used in platform, have many advantages, such as it is simple, economical, obvious disconnect, by long-term extensive
Application.It so far is still the main protection and division equipment for becoming platform on the distribution net post of town and country.But since it has multiple contacts long
Phase is exposed outside, high failure rate, becomes a difficult point for improving town and country distribution network reliability.Chinese patent literature number
CN226474Y discloses a kind of small volume ejecting thermal element on October 5th, 1997, including insulator and the stationary contact being arranged inside
Head and the joining connecting terminal of moving contact, insulator are provided with capping up and down, are provided in lower capping and match with card rod
Card slot, the melt pipe for being equipped with shield and direction board that insertion is in contact with static contact in insulator is provided in melt pipe
Fuse, the lower buttock line of fuse pull out fixed, direction board lower end activity installation second level pull rod, in the shaft of direction board after melt pipe
Place and the installation of the top of direction board constitute the pull-off spring of accordion structure, and the lower buttock line of fuse pulls out melt pipe and fixing it
Before, second level pull rod top hour hands pressure turnback is first screwed in into direction board, then direction board is turn 90 degrees together with second level pull rod pressure
Afterwards, the pull rod on direction board is pushed down with the lower buttock line of fuse and lower buttock line is fixed on fixed screw；It is sealed on insulator
While fixed static contact, in its fixation with sealing mechanism is provided between nut and screw rod, which can also substitute traditional fall
Fall formula fuse.Therefore, it is further improved.
Summary of the invention
The purpose of the present invention is intended to provide that a kind of structure setting is reasonable, and cost of manufacture is lower, installs simple and flexible, is easy more
The Pop-up high-tension fuse of fuse is changed, to overcome shortcoming in the prior art.
By a kind of Pop-up high-tension fuse that this purpose designs, including outer housing and cartridge fuse, cartridge fuse is at least partly
Through outer housing, the cartridge fuse includes fixing pipe and adjustable pipe, and detent snapping is provided between fixing pipe side and outer housing
Matching piece, in fixing pipe insertion outer housing and the two by the detent part that is fastened is connected with each other fastening, adjustable pipe and fixing pipe
Between be provided with compressed spring and limit matching piece, compressed spring is set in the outside of adjustable pipe, and adjustable pipe passes through limit cooperation
Part squeezes in insertion fixing pipe, and adjustable pipe a part stretches out fixing pipe top and runs through outer housing top, adjustable pipe another part
In fixing pipe and compressed spring is compressed, fuse is provided in adjustable pipe, fuse one end is fixed on adjustable pipe top, and fuse is another
One end is to stretching on the outside of adjustable pipe and is fixed on fixing pipe side, and adjustable pipe is pressed while fuse tenses in fixing pipe internal pressure
Contracting spring, adjustable pipe is popped up outside fixing pipe downwards in fuse failure by compressed spring, and fixing pipe is matched by detent snapping
Component is fixed in outer housing.Fuse can be divided into two sections after disconnecting, and one section of fuse still connects with adjustable pipe, and another section of fuse is then
It is connected with fixing pipe.Adjustable pipe in cartridge fuse can pop up downwards under the action of compression spring force.Consolidating in cartridge fuse at this time
It is fixed to manage still be fastened by detent part and outer housing interconnection, it is ensured that fixing pipe will not fall out outer housing.
The limit matching piece includes the positive stop lug boss that adjustable pipe is arranged in, and two sides respectively correspond positive stop lug boss in fixing pipe
It is provided with spacing block set, positive stop lug boss outer diameter is greater than the distance between two sides spacing block set, and positive stop lug boss squash type, which passes through, to be fixed
The spacing block set of two sides in managing, it is ensured that when adjustable pipe is inserted into fixing pipe, adjustable pipe will not drop out fixing pipe outward.
The positive stop lug boss is arranged with compressed spring, and compressed spring limits on positive stop lug boss, and adjustable pipe passes through limit convex
Platform is in the tight compressed spring of fixing pipe internal pressure, and adjustable pipe pops up downwards outside fixing pipe and positive stop lug boss and spacing block set mutually limit
Contact, it is ensured that for adjustable pipe when popping up outside fixing pipe, adjustable pipe will not drop out fixing pipe, it is ensured that entire cartridge fuse will not fall out
Shell.
The detent part that is fastened includes the buckle being arranged on outer housing, latch, and the card of fixing pipe is arranged in
Position key, buckle are provided with the limiting groove that detent key is set for card, and detent key is moved up and down in outer housing by fixing pipe
And then contact with each other with latch, buckle, detent key contacts latch and rotation-limited in latch upwards, and detent key contacts downwards card
Detain and pass through rotation be fastened in limiting groove or detent key by rotation be detached from limiting groove.
The outer housing is provided with cutting ferrule, several buckles are provided in the cutting ferrule and several are interconnected
Latch, in cutting ferrule, latch is located at the top of buckle for several buckle, latch annular spreads；Corresponding buckle, card on the outside of fixing pipe
Tooth is provided with several detent keys, several detent key annular spreads on the outside of the fixing pipe on, fixing pipe and outer housing pass through ring
The detent of shape distribution, buckle, latch, which are connected with each other, to be fastened or separates.When fixing pipe is inserted into outer housing, with tool by cartridge fuse
Fixing pipe in outer housing to upper promotion, when detent key encounters the latch of cutting ferrule, rotate counterclockwise and terminate in cutting ferrule
In latch, tool is unclamped downwards to the fixing pipe of cartridge fuse, tool and fixing pipe separation at this time, under the fixing pipe of cartridge fuse occurs
Sliding, detent key encounters the buckle of cutting ferrule, and detent key is rotated counterclockwise again and glided and is fixed in buckle, fixing pipe and shell
Body is installed；When fixing pipe is detached from outer shell, with tool by the fixing pipe of cartridge fuse in outer housing to upper promotion, card
When position key encounters the latch of cutting ferrule, rotates counterclockwise and terminate in the latch of cutting ferrule, at this time unclamp tool downwards, fuse
Pipe glides, and detent key encounters the buckle of cutting ferrule, and detent key rotates counterclockwise again and as tool detaches outer housing
Cutting ferrule, fixing pipe dismantles separation out of outer housing.
The adjustable pipe and fixing pipe are provided with interconnected opening, and fuse is by opening to adjustable pipe, solid
Determine to stretch out on the outside of pipe.
The fixing pipe top is provided with lower part contact, and adjustable pipe top is provided with top contact, and outer housing corresponds to top
Contact is provided with contact copper bar, and outer housing corresponds to lower part contact and is provided with lower contact copper bar, and fuse penetrates in adjustable pipe and solid
It is scheduled on top contact, top contact and upper contact copper bar abut each other contact, and the fuse other end is on the outside of adjustable pipe and fixing pipe
It stretches out and is fixed on the contact of lower part；In fixing pipe and adjustable pipe insertion outer housing, wherein adjustable pipe runs through lower contact copper bar, under
Contact limit in portion's abuts each other contact on lower contact copper bar and with lower contact copper bar, and fuse passes through top contact, lower part contact
Be respectively turned on contact copper bar and lower contact copper bar, the conducting wire of upper contact copper bar, lower contact copper bar conducting wire respectively with fuse phase
It connects, be connected.
The top contact and adjustable pipe top are threadedly coupled each other and clamp fuse, top contact and the tight fuse of adjustable pipe
Head, fix fuse and reach good electric action.Upper contact copper bar side is provided with upper reset spring, top contact
Contact is abutted each other with the upper contact copper bar other side, and top contact is through outer housing top and then contact copper bar is driven to squeeze upwards
Press upper reset spring.
The outer housing and upper contact copper bar are connected with each other by screw, and upper reset spring is set on screw outside, on
The head of screw of reset spring side and screw mutually limits fitting, and the upper reset spring other side and upper contact copper bar mutually limit patch
It closes, the top contact on adjustable pipe top is inserted upwardly into outer housing, and top contact drives and contacts head of screw of the copper bar to screw
Upper reset spring is compressed, so that the pressure that upper contact copper bar keeps down.
The lower contact copper bar side is provided with lower reset spring, and lower part contact and the lower contact copper bar other side abut each other
Contact, fixing pipe be inserted into outer housing in, wherein adjustable pipe stretch out fixing pipe part through lower part contact, lower contact copper bar and under
Reset spring, lower part contact is inserted upwardly into outer housing by fixing pipe drives the lower contact upward lower reset bullet of copper bar
Spring, lower part contact compress lower reset spring by lower contact copper bar, so that the pressure that lower contact copper bar keeps down.
The present invention on ground by cartridge fuse extraction and in replaced on ground fuse for conveniently subtracting in Standard type seal box
Few exposed contact, reduces failure rate, improves reliability.Detent is provided between fixing pipe and outer housing to be fastened
Part breaks even if fuse can be divided into two after disconnecting, and when adjustable pipe is popped up outside fixing pipe, fixing pipe can be still fastened by detent
Part and outer housing are connected with each other, it is ensured that fixing pipe will not fall out outer housing, and limit is provided between adjustable pipe and fixing pipe
Matching piece, even if adjustable pipe will not drop out fixing pipe when outside adjustable pipe pop-up fixing pipe.
Detailed description of the invention
Fig. 1 is the planar structure schematic diagram of one embodiment of the invention fuse.
Fig. 2 is the outer housing planar structure schematic diagram of one embodiment of the invention fuse.
Fig. 3 is the outer housing schematic diagram of internal structure of the outer housing fuse of one embodiment of the invention fuse.
Fig. 4 is the cutting ferrule internal structure perspective view of one embodiment of the invention outer housing.
Fig. 5 is the cutting ferrule internal structure plan view of one embodiment of the invention outer housing.
Fig. 6 be the buckle of one embodiment of the invention outer housing, latch respectively with the mutually matched schematic diagram of detent key.
Fig. 7 is the cartridge fuse planar structure schematic diagram of one embodiment of the invention fuse.
Fig. 8 is the cartridge fuse schematic perspective view of one embodiment of the invention fuse.
Fig. 9 is the cartridge fuse schematic diagram of internal structure of one embodiment of the invention fuse.
Figure 10 is that the cartridge fuse of one embodiment of the invention fuse is inserted into the intracorporal schematic diagram of internal structure of shell.
Figure 11 is the schematic diagram of internal structure when fuse of one embodiment of the invention fuse disconnects.
Figure 12 is provided with the structural schematic diagram of limit matching piece between one embodiment of the invention adjustable pipe and fixing pipe.
Figure 13 is the enlarged drawing in Figure 12 at A.
In figure, 1 is outer housing, and 1.1 be cutting ferrule, and 1.2 be buckle, and 1.3 be latch, and 1.4 be upper contact copper bar, and 1.5 be upper
Reset spring, 1.6 be screw, and 1.7 be lower contact copper bar, and 1.8 be lower reset spring, and 1.9 be limiting groove, and 2 be cartridge fuse,
2.1 be fixing pipe, and 2.2 be adjustable pipe, and 2.3 be compressed spring, and 2.4 be fuse, and 2.5 be detent key, and 2.6 be top contact, 2.7
It is opening for lower part contact, 2.8.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments.
Referring to figures 1-3, a kind of Pop-up high-tension fuse, including outer housing 1 and cartridge fuse 2, cartridge fuse 2 is at least partly
Through outer housing 1, cartridge fuse 2 includes fixing pipe 2.1 and adjustable pipe 2.2, is provided between 2.1 side of fixing pipe and outer housing 1
Detent is fastened part, and fixing pipe 2.1 is inserted into outer housing 1 and the two is connected with each other and is fastened by the detent part that is fastened, and lives
Compressed spring 2.3 and limit matching piece are provided between dynamic pipe 2.2 and fixing pipe 2.1, compressed spring 2.3 is set in adjustable pipe
2.2 outside, adjustable pipe 2.2 are squeezed in insertion fixing pipe 2.1 by limit matching piece, and 2.2 a part of adjustable pipe, which is stretched out, fixes
1 top of outer housing is simultaneously run through in 2.1 top of pipe, and 2.2 another part of adjustable pipe is located in fixing pipe 2.1 and compresses compressed spring 2.3,
It is provided with fuse 2.4 in adjustable pipe 2.2,2.4 one end of fuse is fixed on 2.2 top of adjustable pipe, and 2.4 other end of fuse is to adjustable pipe
2.1 side of fixing pipe is stretched out and is fixed in 2.2 outsides, and adjustable pipe 2.2 is downward by compressed spring 2.3 when fuse 2.4 fuses
It pops up outside fixing pipe 2.1, and fixing pipe 2.1 is fixed in outer housing 1 by the detent part that is fastened.Outer housing 1 and cartridge fuse 2
It is made by high-strength insulating material.
Further, limit matching piece includes the positive stop lug boss 2.9 that adjustable pipe 2.2 is arranged in, two sides in fixing pipe 2.1
It respectively corresponds positive stop lug boss 2.9 and is provided with spacing block set 2.10,2.9 outer diameter of positive stop lug boss is greater than between two sides spacing block set 2.10
Distance, 2.9 squash type of positive stop lug boss pass through fixing pipe 2.1 in two sides spacing block set 2.10.
Further, positive stop lug boss 2.9 is arranged with compressed spring 2.3, and compressed spring 2.3 is limited in positive stop lug boss 2.9
On, adjustable pipe 2.2 is by positive stop lug boss 2.9 in the tight compressed spring 2.3 of 2.1 internal pressure of fixing pipe, and adjustable pipe 2.2 downwards fix by pop-up
Pipe 2.1 is outer and the mutually limit of positive stop lug boss 2.9 and spacing block set 2.10 contacts.
Further, the detent part that is fastened includes the buckle 1.2 being arranged on outer housing 1, latch 1.3, Yi Jishe
The detent key 2.5 in fixing pipe 2.1 is set, buckle 1.2 is provided with the limiting groove 1.9 that detent key 2.5 is set for card, detent key
2.5 are moved up and down in outer housing 1 by fixing pipe 2.1 contacts with each other with latch 1.3, buckle 1.2, detent key 2.5
Simultaneously rotation-limited is in latch 1.3 for contact latch 1.3 upwards, and contact buckle 1.2 is simultaneously fastened on by rotating detent key 2.5 downwards
In limiting groove 1.9 or detent key 2.5 passes through rotation disengaging limiting groove 1.9.
Further, outer housing 1 is provided with cutting ferrule 1.1, several buckles 1.2 and several are provided in cutting ferrule 1.1
A latch interconnected 1.3, in cutting ferrule 1.1, latch 1.3 is located at buckle for several buckle 1.2,1.3 annular spreads of latch
1.2 top；Corresponding buckle 1.2, latch 1.3 are provided with several detent keys 2.5 on the outside of fixing pipe 2.1, several detent keys
2.5 annular spreads are on 2.1 outside of fixing pipe, detent key 2.5, the buckle of fixing pipe 2.1 and outer housing 1 by annular spread
1.2, latch 1.3, which is connected with each other, fastens or separates.
Further, adjustable pipe 2.2 and fixing pipe 2.1 are provided with interconnected opening 2.8, and fuse 2.4 is logical
Opening 2.8 is crossed to stretching out on the outside of adjustable pipe 2.2, fixing pipe 2.1.
Further, 2.1 top of fixing pipe is provided with lower part contact 2.7, and 2.2 top of adjustable pipe is provided with top contact
2.6, the corresponding top contact 2.6 of outer housing 1 is provided with contact copper bar 1.4, and the corresponding lower part contact 2.7 of outer housing 1 is provided with down
Copper bar 1.7 is contacted, fuse 2.4 penetrates in adjustable pipe 2.2 and is fixed on top contact 2.6, top contact 2.6 and upper contact copper bar
1.4 abut each other contact, and 2.4 other end of fuse is to stretching out on the outside of adjustable pipe 2.2 and fixing pipe 2.1 and be fixed on lower part contact
On 2.7；Fixing pipe 2.1 and adjustable pipe 2.2 are inserted into outer housing 1, and wherein adjustable pipe 2.2 runs through lower contact copper bar 1.7, lower part touching
First 2.7 limit abuts each other contact on lower contact copper bar 1.7 and with lower contact copper bar 1.7, and fuse 2.4 passes through top contact
2.6, lower part contact 2.7 is respectively turned on contact copper bar 1.4 and lower contact copper bar 1.7, the upper conducting wire for contacting copper bar 1.4, under connect
The conducting wire for touching copper bar 1.7 is connected with each other with fuse 2.4 respectively, is connected.
Further, top contact 2.6 and 2.2 top of adjustable pipe are threadedly coupled each other and clamp fuse 2.4, upper contact
1.4 side of copper bar is provided with upper reset spring 1.5, and top contact 2.6 and upper 1.4 other side of contact copper bar abut each other contact,
Top contact 2.6 contacts the upward upper reset spring 1.5 of copper bar 1.4 through 1 top of outer housing and then on driving.
Further, outer housing 1 and upper contact copper bar 1.4 are connected with each other by screw 1.6, and 1.5 sets of upper reset spring
It is located on 1.6 outside of screw, the head of screw of 1.5 side of upper reset spring and screw 1.6 mutually limits fitting, upper reset spring
1.5 other sides and the mutually limit fitting of upper contact copper bar 1.4, the top contact 2.6 on 2.2 top of adjustable pipe are inserted upwardly into outer housing
In 1, top contact 2.6 drives contact copper bar 1.4 to compress upper reset spring 1.5 to the head of screw of screw 1.6.
Further, lower 1.7 side of contact copper bar is provided with lower reset spring 1.8, lower part contact 2.7 and lower contact copper
It arranges 1.7 other sides and abuts each other contact, fixing pipe 2.1 is inserted into outer housing 1, and wherein adjustable pipe 2.2 stretches out the portion of fixing pipe 2.1
Divide and run through lower part contact 2.7, lower contact copper bar 1.7 and lower reset spring 1.8, lower part contact 2.7 is inserted upwards by fixing pipe 2.1
Enter in outer housing 1 and then drive the lower contact upward lower reset spring 1.8 of copper bar 1.7, lower part contact 2.7 passes through lower contact copper
Row 1.7 compresses lower reset spring 1.8.
Specifically: the insertion of adjustable pipe 2.2 with fuse 2.4, compressed spring 2.3 and top contact 2.6 is had into lower part
In the fixing pipe 2.1 of contact 2.7, adjustable pipe 2.2 is in the tight compressed spring 2.3 of 2.1 internal pressure of fixing pipe, then by adjustable pipe 2.2 and consolidates
Determine pipe 2.1 to be inserted into outer housing 1, adjustable pipe 2.2 and top contact 2.6 extend through lower part contact 2.7, and run through outer housing
Lower contact copper bar 1.7, lower reset spring 1.8 in 1, top contact 2.6 contacts contact copper bar 1.4 upwards, and then compresses
Reset spring 1.5；The lower part contact 2.7 of fixing pipe 2.1 contacts the lower contact copper bar 1.7 in outer housing 1 upwards, and then under compression
Reset spring 1.8.When circuit occur overloading or short circuit and when fuse 2.4 being caused to fuse, adjustable pipe 2.2 passes through compressed spring 2.3
Downwards outside pop-up fixing pipe 2.1, top contact 2.6 and upper contact copper bar 1.4 are separated from each other at this time, and upper reset spring 1.5 carries out
It resets；Wherein fixing pipe 2.1 and the mutual snapping of outer housing 1, it is ensured that when adjustable pipe 2.2 pops up, fixing pipe 2.1 will not fall out shell
Body 1；And limit matching piece is provided between adjustable pipe 2.2 and fixing pipe 2.1, it is ensured that when dynamic pipe 2.2 pops up, fixation will not be dropped out
Pipe 2.1.
Working principle is as follows: operator is when the fuse 2.4 in cartridge fuse 2 is installed on ground, first by no fuse 2.4
The top contact 2.6 of adjustable pipe 2.2 is back-outed with hand, and annular knurl is provided on the outside of top contact 2.6, convenient directly with the hand with gloves
It holds firmly to back-out and, back-out and be put into fuse 2.6 from 2.2 top of adjustable pipe after coming, then will have the work of compressed spring 2.3
Dynamic pipe 2.2 is boosted in fixing pipe 2.1 (i.e. adjustable pipe 2.2 is inserted upwardly into fixing pipe 2.1), and adjustable pipe 2.2 is in fixing pipe
Compressed spring 2.3 is compressed completely in 2.1, extracts fuse 2.4 out from the opening 2.8 of adjustable pipe 2.2 and fixing pipe 2.1 respectively,
And it is tensioned at the threaded hole of lower part contact 2.7 and is screwed.
Operator is when cartridge fuse 2 is loaded onto and to be fixed on high aerial outer housing 1 by ground, with tool consolidating cartridge fuse 2
Determine pipe 2.1 up to push, when detent key 2.5 encounters the latch 1.3 of cutting ferrule 1.1, rotates counterclockwise and terminate in cutting ferrule 1.1
In latch 1.3, tool is unclamped downwards to the fixing pipe 2.1 of cartridge fuse 2 at this time, tool and fixing pipe 2.1 separate, cartridge fuse 2
Fixing pipe 2.1 glides, and detent key 2.5 encounters the buckle 1.2 of cutting ferrule 1.1, detent key 2.5 rotate counterclockwise again and under
In the sliding limiting groove 1.9 for being fixed on buckle 1.2, so that fixing pipe 2.1 and the mutual snapping of outer housing 1.
When operator need ground dismantle cartridge fuse 2 when, with tool by the fixing pipe 2.1 of cartridge fuse 2 in outer housing 1
It pushes up, when detent key 2.5 encounters the latch 1.3 of cutting ferrule 1.1, rotates counterclockwise and terminate in the latch 1.3 of cutting ferrule 1.1
It is interior, tool is unclamped downwards at this time, cartridge fuse 2 glides, and detent key 2.5 encounters the buckle 1.2 of cutting ferrule 1.1, detent key 2.5
It rotates counterclockwise again and as tool detaches the cutting ferrule 1.1 of outer housing 1, so that fixing pipe 2.1 and outer housing 1 are mutually point
From.Detent key 2.5 contacts latch 1.3 respectively and the process of buckle 1.2 is as shown by the arrows in Figure 6.
Above-mentioned is preferred embodiment of the invention, and basic principles and main features and the present invention of the invention have been shown and described
The advantages of.Those skilled in the art should be recognized that the present invention is not limited to the above embodiments, above embodiments and description
Described in merely illustrate the principles of the invention, without departing from the spirit and scope of the present invention the present invention also have it is various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached the spirit and scope of the invention define.
Claims (10)
1. a kind of Pop-up high-tension fuse, including outer housing (1) and cartridge fuse (2), cartridge fuse (2) is at least partially through shell
Body (1), it is characterized in that the cartridge fuse (2) includes fixing pipe (2.1) and adjustable pipe (2.2), fixing pipe (2.1) side and shell
It is provided with detent between body (1) to be fastened part, fixing pipe (2.1) insertion outer housing (1) and the two is fastened by detent
Part, which is connected with each other, to be fastened, and compressed spring (2.3) and limit matching piece, pressure are provided between adjustable pipe (2.2) and fixing pipe (2.1)
Contracting spring (2.3) is set in the outside of adjustable pipe (2.2), and adjustable pipe (2.2) squeezes insertion fixing pipe by limit matching piece
(2.1) in, adjustable pipe (2.2) a part stretches out fixing pipe (2.1) top and runs through outer housing (1) top, and adjustable pipe (2.2) is another
A part is located in fixing pipe (2.1) and compresses compressed spring (2.3), is provided with fuse (2.4), fuse in adjustable pipe (2.2)
(2.4) one end is fixed on adjustable pipe (2.2) top, and fuse (2.4) other end is to stretching on the outside of adjustable pipe (2.2) and is fixed on solid
Fixed pipe (2.1) side, adjustable pipe (2.2) pop up downwards fixing pipe by compressed spring (2.3) when fuse (2.4) fuse
(2.1) outside, and fixing pipe (2.1) is fixed in outer housing (1) by the detent part that is fastened.
2. Pop-up high-tension fuse according to claim 1, it is characterized in that the limit matching piece includes being arranged in activity
The positive stop lug boss (2.9) of (2.2) is managed, fixing pipe (2.1) interior two sides respectively correspond positive stop lug boss (2.9) and are provided with spacing block set
(2.10), positive stop lug boss (2.9) outer diameter is greater than the distance between two sides spacing block set (2.10), positive stop lug boss (2.9) squash type
Spacing block set (2.10) across fixing pipe (2.1) interior two sides.
3. Pop-up high-tension fuse according to claim 2, it is characterized in that the positive stop lug boss (2.9) is arranged with compression bullet
Spring (2.3), compressed spring (2.3) limit on positive stop lug boss (2.9), and adjustable pipe (2.2) is by positive stop lug boss (2.9) in fixation
Manage the tight compressed spring of (2.1) internal pressure (2.3), adjustable pipe (2.2) pop up fixing pipe (2.1) downwards outside and positive stop lug boss (2.9) and
Spacing block set (2.10) mutually limit contact.
4. Pop-up high-tension fuse according to claim 1, it is characterized in that the detent is fastened, part includes that setting exists
Buckle (1.2), latch (1.3) on outer housing (1), and setting buckle (1.2) in the detent key (2.5) of fixing pipe (2.1)
It is provided with for blocking the limiting groove (1.9) for setting detent key (2.5), detent key (2.5) is by fixing pipe (2.1) in outer housing
(1) it moves up and down in and then contacts with each other with latch (1.3), buckle (1.2), detent key (2.5) contacts latch (1.3) upwards
And rotation-limited, in latch (1.3), detent key (2.5) contact downwards buckles (1.2) and is fastened on limiting groove by rotation
(1.9) in or detent key (2.5) passes through rotation disengaging limiting groove (1.9).
5. Pop-up high-tension fuse according to claim 4, it is characterized in that the outer housing (1) is provided with cutting ferrule (1.1),
Several buckles (1.2) and several latches (1.3) interconnected are provided in the cutting ferrule (1.1), several buckles
(1.2), for latch (1.3) annular spread in cutting ferrule (1.1), latch (1.3) is located at the top of buckle (1.2)；Fixing pipe (2.1)
The corresponding buckle (1.2) in outside, latch (1.3) are provided with several detent keys (2.5), several detent key (2.5) annular spreads
On fixing pipe (2.1) outside, detent key (2.5), the buckle of fixing pipe (2.1) and outer housing (1) by annular spread
(1.2), latch (1.3), which is connected with each other, fastens or separates.
6. Pop-up high-tension fuse according to claim 1, it is characterized in that the adjustable pipe (2.2) and fixing pipe (2.1)
It is provided with interconnected opening (2.8), fuse (2.4) passes through opening (2.8) to adjustable pipe (2.2), fixing pipe
(2.1) outside is stretched out.
7. Pop-up high-tension fuse according to claim 6, it is characterized in that the fixing pipe (2.1) top is provided with lower part
Contact (2.7), adjustable pipe (2.2) top are provided with top contact (2.6), and outer housing (1) corresponding top contact (2.6) is provided with
Upper contact copper bar (1.4), outer housing (1) corresponding lower part contact (2.7) are provided with lower contact copper bar (1.7), and fuse (2.4) penetrates
It in adjustable pipe (2.2) and is fixed on top contact (2.6), top contact (2.6) and upper contact copper bar (1.4) abut each other and connect
Touching, fuse (2.4) other end is to stretching on the outside of adjustable pipe (2.2) and fixing pipe (2.1) and is fixed on lower part contact (2.7)；
In fixing pipe (2.1) and adjustable pipe (2.2) insertion outer housing (1), wherein adjustable pipe (2.2) runs through lower contact copper bar (1.7), under
Portion's contact (2.7) limit abuts each other contact on lower contact copper bar (1.7) and with lower contact copper bar (1.7), and fuse (2.4) is logical
Cross top contact (2.6), lower part contact (2.7) is respectively turned on contact copper bar (1.4) and lower contact copper bar (1.7), upper contact
The conducting wire of copper bar (1.4), the lower conducting wire for contacting copper bar (1.7) are connected with each other with fuse (2.4) respectively, are connected.
8. Pop-up high-tension fuse according to claim 7, it is characterized in that the top contact (2.6) and adjustable pipe
(2.2) top is threadedly coupled each other and clamps fuse (2.4), and upper contact copper bar (1.4) side is provided with upper reset spring
(1.5), top contact (2.6) and upper contact copper bar (1.4) other side abut each other contact, and top contact (2.6) runs through shell
Copper bar (1.4) upward upper reset spring (1.5) is contacted in body (1) top and then drive.
9. Pop-up high-tension fuse according to claim 8, it is characterized in that the outer housing (1) and upper contact copper bar
(1.4) it is connected with each other by screw (1.6), upper reset spring (1.5) is set on screw (1.6) outside, upper reset spring
(1.5) head of screw of side and screw (1.6) mutually limits fitting, upper reset spring (1.5) other side and upper contact copper bar
(1.4) mutually limit fitting, the top contact (2.6) on adjustable pipe (2.2) top are inserted upwardly into outer housing (1), top contact
(2.6) copper bar (1.4) are contacted in drive compress upper reset spring (1.5) to the head of screw of screw (1.6).
10. Pop-up high-tension fuse according to claim 7, it is characterized in that lower contact copper bar (1.7) side is arranged
Have lower reset spring (1.8), lower part contact (2.7) and lower contact copper bar (1.7) other side abut each other contact, fixing pipe
(2.1) insertion outer housing (1) in, wherein adjustable pipe (2.2) stretch out fixing pipe (2.1) part through lower part contact (2.7), under
Copper bar (1.7) and lower reset spring (1.8) are contacted, lower part contact (2.7) is inserted upwardly into outer housing (1) by fixing pipe (2.1)
Interior and then drive is lower to contact copper bar (1.7) upward lower reset spring (1.8), and lower part contact (2.7) passes through lower contact copper bar
(1.7) lower reset spring (1.8) are compressed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811251642.3A CN109192634B (en) | 2018-10-25 | 2018-10-25 | Pop-up high-voltage fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811251642.3A CN109192634B (en) | 2018-10-25 | 2018-10-25 | Pop-up high-voltage fuse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109192634A true CN109192634A (en) | 2019-01-11 |
| CN109192634B CN109192634B (en) | 2023-09-05 |
Family
ID=64943419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811251642.3A Active CN109192634B (en) | 2018-10-25 | 2018-10-25 | Pop-up high-voltage fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109192634B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117316737A (en) * | 2023-11-06 | 2023-12-29 | 广东红杉信息科技有限公司 | Fuse for intelligent electric power internet of things |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2184979Y (en) * | 1994-01-25 | 1994-12-07 | 姜德轩 | Small volume ejecting thermal element |
| CN204424195U (en) * | 2014-12-18 | 2015-06-24 | 国家电网公司 | A kind of high-tension fuse |
| CN204927219U (en) * | 2015-09-01 | 2015-12-30 | 北京京铁众达科技有限公司 | Totally closed slip fuse |
| CN106128891A (en) * | 2016-08-24 | 2016-11-16 | 辽宁华隆电力科技股份有限公司 | The outside of a kind of cartridge fuse is cased with the fuse of pyrocondensation insulating barrier |
| CN106128894A (en) * | 2016-08-24 | 2016-11-16 | 辽宁华隆电力科技股份有限公司 | A kind of injection fuse box with low-melting alloy spacing preiection |
| CN106128897A (en) * | 2016-08-24 | 2016-11-16 | 辽宁华隆电力科技股份有限公司 | A kind of upper locking injection fuse box with low-melting alloy spacing preiection |
| CN107346719A (en) * | 2017-07-26 | 2017-11-14 | 河南平开科技有限公司 | A kind of outdoor closed injection fuse box |
| CN206893584U (en) * | 2017-06-27 | 2018-01-16 | 正泰电气股份有限公司 | A kind of 12kV all insulations enclosed type expulsion fuse |
| CN207199557U (en) * | 2017-07-26 | 2018-04-06 | 河南平开科技有限公司 | A kind of fusing injection structure being used in outdoor closed injection fuse box |
| CN207588330U (en) * | 2017-12-19 | 2018-07-06 | 温州新机电器有限公司 | Fuse handcart |
| CN207765394U (en) * | 2018-01-17 | 2018-08-24 | 福建省电力有限公司泉州电力技能研究院 | A kind of outdoor high-voltage enclosed type expulsion fuse |
| CN208848841U (en) * | 2018-10-25 | 2019-05-10 | 赫兹曼电力（广东）有限公司 | A kind of Pop-up high-tension fuse |
-
2018
- 2018-10-25 CN CN201811251642.3A patent/CN109192634B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2184979Y (en) * | 1994-01-25 | 1994-12-07 | 姜德轩 | Small volume ejecting thermal element |
| CN204424195U (en) * | 2014-12-18 | 2015-06-24 | 国家电网公司 | A kind of high-tension fuse |
| CN204927219U (en) * | 2015-09-01 | 2015-12-30 | 北京京铁众达科技有限公司 | Totally closed slip fuse |
| CN106128891A (en) * | 2016-08-24 | 2016-11-16 | 辽宁华隆电力科技股份有限公司 | The outside of a kind of cartridge fuse is cased with the fuse of pyrocondensation insulating barrier |
| CN106128894A (en) * | 2016-08-24 | 2016-11-16 | 辽宁华隆电力科技股份有限公司 | A kind of injection fuse box with low-melting alloy spacing preiection |
| CN106128897A (en) * | 2016-08-24 | 2016-11-16 | 辽宁华隆电力科技股份有限公司 | A kind of upper locking injection fuse box with low-melting alloy spacing preiection |
| CN206893584U (en) * | 2017-06-27 | 2018-01-16 | 正泰电气股份有限公司 | A kind of 12kV all insulations enclosed type expulsion fuse |
| CN107346719A (en) * | 2017-07-26 | 2017-11-14 | 河南平开科技有限公司 | A kind of outdoor closed injection fuse box |
| CN207199557U (en) * | 2017-07-26 | 2018-04-06 | 河南平开科技有限公司 | A kind of fusing injection structure being used in outdoor closed injection fuse box |
| CN207588330U (en) * | 2017-12-19 | 2018-07-06 | 温州新机电器有限公司 | Fuse handcart |
| CN207765394U (en) * | 2018-01-17 | 2018-08-24 | 福建省电力有限公司泉州电力技能研究院 | A kind of outdoor high-voltage enclosed type expulsion fuse |
| CN208848841U (en) * | 2018-10-25 | 2019-05-10 | 赫兹曼电力（广东）有限公司 | A kind of Pop-up high-tension fuse |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117316737A (en) * | 2023-11-06 | 2023-12-29 | 广东红杉信息科技有限公司 | Fuse for intelligent electric power internet of things |
| CN117316737B (en) * | 2023-11-06 | 2024-04-05 | 广东红杉信息科技有限公司 | Fuse for intelligent electric power internet of things |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109192634B (en) | 2023-09-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208848841U (en) | A kind of Pop-up high-tension fuse | |
| CN109192634A (en) | A kind of Pop-up high-tension fuse | |
| CN201916291U (en) | Connecting structure | |
| CN206191375U (en) | Novel tube light | |
| CN211045316U (en) | Push type electrical switch | |
| CN110768048A (en) | High-temperature high-pressure sealing connector | |
| CN105932446A (en) | Integrated electrical wiring terminal and contact member thereof | |
| CN205543301U (en) | A insulating puncture fastener for change distribution network automation terminal with electricity | |
| CN203674449U (en) | Socket | |
| CN211826179U (en) | Circuit breaker detection device | |
| CN210984996U (en) | Wire connecting device for intelligent building control device | |
| CN203707344U (en) | Switch | |
| CN220272969U (en) | Ring main unit control protection device | |
| CN214895443U (en) | Safety debugging equipment for high-voltage cabinet | |
| CN207731840U (en) | A kind of arc striking piece for breaker | |
| CN109393960A (en) | A kind of electric pressure cooker cover occlusion detection switch | |
| CN105982530B (en) | Electric pressure cooking saucepan and its pressure cut-off device | |
| CN114864345B (en) | Split type circuit breaker convenient to insert and install | |
| CN105762536A (en) | Light, insulated, sealed and quickly-connected connector | |
| CN219738879U (en) | Control equipment convenient to connect | |
| CN208835284U (en) | A kind of 0.4kV ground line clamp device | |
| CN206657042U (en) | A kind of multifunctional electric meter | |
| CN215343749U (en) | Reducing curved connecting piece that cable bridge used | |
| CN210926419U (en) | High-temperature high-pressure sealing connector | |
| CN110993448A (en) | Environment-friendly circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |