CN208460613U - A kind of installation tool of the quincunx moving contact of switchgear inner breaker - Google Patents
A kind of installation tool of the quincunx moving contact of switchgear inner breaker Download PDFInfo
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- CN208460613U CN208460613U CN201821127494.XU CN201821127494U CN208460613U CN 208460613 U CN208460613 U CN 208460613U CN 201821127494 U CN201821127494 U CN 201821127494U CN 208460613 U CN208460613 U CN 208460613U
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- mounting plate
- upper mounting
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- screw rod
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Abstract
The utility model discloses a kind of installation tools of quincunx moving contact of switchgear inner breaker, including No.1 screw rod, No.1 nut, circular sleeve, conical head, upper mounting plate, fixinig plate, activity template and lower installation board.Brand-new moving contact is placed on dead level；Installation tool is inserted in moving contact, rotation No.1 screw rod is rotated down it, conical head moves downward under the promotion of No.1 screw rod, and conical head during the motion gradually struts each activity template outward, and installation tool and moving contact is made to be interlocked and moving contact is strutted a certain range；Moving contact is moved to the contact stem position of breaker, then continues to rotate the installation tool with No.1 screw rod, after the contact stem connection well for observing moving contact and breaker, shrinks the installation tool, moving contact can Fast Installation success.The utility model improves the replacement efficiency of moving contact, reduces operation complexity and replacing construction.
Description
Technical field
The utility model relates to a kind of installation tools of quincunx moving contact of switchgear inner breaker.
Background technique
Vacuum circuit breaker is that substation builds one of essential primary equipment, is played to the safe and stable operation of power grid
Important function, but during daily overhaul of line breaker, if the moving contact of breaker damages, need to replace it.
The moving contact shape of breaker is circular ring shape, as shown in Figure 1, the moving contact is installed in the contact stem of breaker.
The existing installation method of moving contact of breaker are as follows: the spring on moving contact is dismantled, will be moved after making each section scatter
Contact is installed in contact stem.The method can make each fingertip of breaker all scatter in replacement process, install additional in spring
It is time-consuming and laborious when fastening, often there is out-of-flatness situation after the restorable process difficulty of moving contact and installation, needs to dismantle spring
Refitting.
Further, since the replacement of moving contact of breaker needs to have a power failure, and use traditional installation method replacing construction long, because
This power off time is long.In addition, service personnel is easy to crush during the spring on moving contact is removed or assembled in replacement
There is very big security risk in maintenance process and increase the workload of staff in finger, these problems.
To sum up, traditional moving contact installation method has operating process complicated, needs to dismantle on the spring of moving contact, replaces
The problems such as time is long and there are larger security risks in maintenance process, it is therefore desirable to be further improved.
Utility model content
The purpose of this utility model is that propose a kind of installation tool of quincunx moving contact of switchgear inner breaker, so as to
The replacement efficiency of moving contact is improved, to reduce operation complexity and replacing construction, improves safety when moving contact replacement.
The utility model to achieve the goals above, adopts the following technical scheme that
A kind of installation tool of the quincunx moving contact of switchgear inner breaker, comprising:
No.1 screw rod, No.1 nut, circular sleeve, conical head, upper mounting plate, fixinig plate, activity template and lower installation board；
No.1 nut is installed on the roof of circular sleeve, and No.1 screw rod is equipped in the middle part of the roof of circular sleeve and is perforated；
No.1 screw rod sequentially passes through No.1 nut from top to bottom and No.1 screw rod is perforated and extend into the circular sleeve；
The No.1 screw rod is adapted with the No.1 nut, therebetween by being threadedly engaged；
Conical head is connect with the lower end of No.1 screw rod, and in No.1 screw rod rotary course, conical head does not rotate；
Upper mounting plate and lower installation board are circular ring shape, and the bottom of upper mounting plate and circular sleeve connects；Circular sleeve
Bottom opening；Upper mounting plate, the intermediate circular hole size of lower installation board are identical as the bottom opening size of circular sleeve；
There are four fixinig plates, and two of them fixinig plate is installed on the lower surface of upper mounting plate and is oppositely arranged, other two
Piece is fixedly mounted to be installed on the upper surface of lower installation board and be oppositely arranged；
Line on upper mounting plate between two fixinig plates differs 180 with the line on lower installation board between two fixinig plates
Degree；
Fixinig plate is fan-shaped, and outer profile includes an external arc and an Inner arc；
Two endpoints of external arc pass through straight line with two endpoints of Inner arc respective side respectively and connect；
The foreign steamer of the fixinig plate is surrounded by two straight lines of external arc, Inner arc and connection external arc and inner circle end of arc
It is wide；
There are four activity templates, and two of them activity template is located at the lower surface of upper mounting plate and is oppositely arranged, other two work
Movable plate is located at the upper surface of lower installation board and is oppositely arranged；
Line on upper mounting plate between two activity templates differs 180 with the line on lower installation board between two activity templates
Degree；
Activity template has shape identical with the fixinig plate, and activity template is identical as the thickness of fixinig plate；
The arc length of external arc is greater than the arc length of external arc in the outer profile of fixinig plate, activity in the outer profile of activity template
The length of straight line is greater than the length of straight line in the outer profile of fixinig plate in the outer profile of piece；
Two fixinig plates of upper mounting plate lower surface and the whole outer profile after two activity template splits and upper mounting plate
Outer profile is identical, and the inside of two activity templates shelters from the partial region of circular hole among upper mounting plate in the vertical direction；
Two fixinig plates of lower installation board upper surface and the whole outer profile after two activity template splits and lower installation board
Outer profile is identical, and the inside of two activity templates shelters from the partial region of circular hole among lower installation board in the vertical direction；
Mounting hole there are four being set on upper mounting plate, wherein being oppositely arranged two-by-two；It is located at upper mounting plate there are two mounting hole
Fixinig plate position and run through the fixinig plate simultaneously, there are two mounting holes to be located at the placement location of activity template on upper mounting plate；
No. two screw rods there are four being set on lower installation board, wherein being oppositely arranged two-by-two；It is located at lower peace there are two No. two screw rods
The position of fixinig plate in loading board, there are two the placement locations that No. two screw rods are located at activity template on lower installation board；
Four mounting holes correspond in the vertical direction with described four No. two screw rods；
The middle part of each activity template is equipped with the elongate holes stretched from the external arc of activity template to Inner arc direction；
Each No. two screw rods sequentially pass through an elongate holes and a mounting hole from bottom to top, and tight by No. two nuts
Gu；
A compressed spring is additionally provided in each elongate holes, compressed spring is located between screw rod and elongate holes inside
Region；
The maximum cross-section area of conical head is greater than the area surrounded when projecting in same plane after four activity templates place
Domain area, and it is less than the area of circular hole among upper mounting plate or lower installation board.
Preferably, the upper mounting plate, fixinig plate, activity template and lower installation board are made of iron or aluminum alloy materials
's.
Preferably, the whole surface of the activity template is equipped with rubber layer.
Preferably, two fixinig plates on the upper mounting plate are equipped with the No.1 strip groove by the mounting hole；
And No.1 strip groove is stretched along the external arc of place fixinig plate to Inner arc.
Preferably, two fixinig plates on the lower installation board are equipped with recessed by No. two bar shapeds of No. two screw rods
Slot；
And No. two strip grooves are stretched along the external arc of place fixinig plate to Inner arc.
Preferably, the lower end of the No.1 screw rod is connected with a round sphere；
The spherical groove for accommodating the round sphere is equipped in the connection end of conical head and No.1 screw rod；
The notch diameter of the spherical groove is less than the diameter of round sphere.
Preferably, the upper mounting plate, lower installation board size be respectively less than the moving contact that matches with the installation tool
Internal diameter.
The utility model has the advantages that
The installation of moving contact can be realized in installation tool in the utility model, the spring without dismantling on moving contact.With
The conventional mounting arrangements of moving contact are compared, and the utility model works time greatly reduces, and mitigate working strength, improve work effect
Rate reduces operating expenses, and safety greatly improves, and provides strong safety guarantee to the person and equipment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of moving contact；
Fig. 2 is main view (the first shape of the installation tool of the quincunx moving contact of switchgear inner breaker in the utility model
State)；
Fig. 3 is bottom view (the first shape of the installation tool of the quincunx moving contact of switchgear inner breaker in the utility model
State)；
Fig. 4 is main view (the second shape of the installation tool of the quincunx moving contact of switchgear inner breaker in the utility model
State)；
Fig. 5 is bottom view (the second shape of the installation tool of the quincunx moving contact of switchgear inner breaker in the utility model
State)；
Fig. 6 is the connection schematic diagram of No.1 screw rod and conical head in the utility model；
Fig. 7 is the catenation principle figure of No.1 screw rod and conical head in the utility model；
Fig. 8 is the lower surface configuration schematic diagram of upper mounting plate in the utility model；
Fig. 9 is the surface structure schematic diagram of lower installation board in the utility model；
Figure 10 is the structural schematic diagram of fixinig plate in the utility model；
Figure 11 is the structural schematic diagram of activity template in the utility model；
Figure 12 is the fixinig plate of upper mounting plate lower surface and the overall structure figure after activity template split in the utility model；
Figure 13 is the structural schematic diagram in the utility model after four activity templates placements；
Figure 14 is the usage state diagram of installation tool in the utility model.
Wherein, 1- No.1 screw rod, 2- No.1 nut, 3- circular sleeve, 4- conical head, 5- upper mounting plate, 6- fixinig plate, 7-
Activity template, 8- lower installation board, 9- operating stick, 10- circle sphere；11- spherical groove, 12- external arc, 13- Inner arc, 14,15-
Straight line, 16,17- activity template rest area, 18- external arc, 19- straight line, the region 20-, 21- mounting hole, No. bis- screw rods of 22-, 23- long
Strip-shaped hole, No. bis- nuts of 24-, 25- compressed spring, 26- No.1 strip groove, No. bis- strip grooves of 27-, 28- moving contact.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is described in further detail the utility model:
Fig. 2 to Fig. 5 respectively illustrates the installation of the quincunx moving contact of switchgear inner breaker in the utility model embodiment
Two different working conditions of tool, wherein first state is state when installation tool is in unused, and the second state is
Use state.
In conjunction with shown in Fig. 2 to Fig. 5, a kind of installation tool of the quincunx moving contact of switchgear inner breaker, including No.1 spiral shell
Bar 1, No.1 nut 2, circular sleeve 3, conical head 4, upper mounting plate 5, fixinig plate 6, activity template 7 and lower installation board 8.
The upper end of No.1 screw rod 1 can install the operation vertical with No.1 screw rod 1 as force side for convenience of constructing
Bar 9.The operating stick 9 and No.1 screw rod 1 form T-shaped structure, exert a force convenient for staff.
No.1 nut 2 is installed on the roof of circular sleeve 3, and No.1 screw rod is equipped in the middle part of the roof of circular sleeve 3 and is worn
Hole (not shown) No.1 screw rod 1 sequentially passes through No.1 nut 2 from top to bottom and No.1 screw rod perforates and extend into circular sleeve 3
It is interior.
No.1 screw rod 1 is adapted with No.1 nut 2, therebetween by being threadedly engaged.
When No.1 screw rod 1 rotate when, since the position of No.1 nut 2 is fixed, thus No.1 screw rod 1 can upwards screw out or to
Lower screw-in, and then following conical heads 4 is driven to retreat or advance.
As shown in fig. 6, conical head 4 is connect with the lower end of No.1 screw rod 1.
In 1 rotary course of No.1 screw rod, conical head 4 does not rotate.
Above-mentioned design is to guarantee that under the promotion of No.1 screw rod 1, only the movement of up and down direction occurs for conical head 4 (herein
Up and down direction be only direction in figure, in actual use may direction it is different from figure).
Being designed in this way is advantageous in that, conical head 4 only needs for following four activity templates 6 to be pushed outwardly i.e. when moving down
Can, so that moving contact be strutted, facilitate and moving contact is installed in the contact stem of breaker, conical head 4 is without rotation.
In order to support the realization of above-mentioned function, this gives a kind of conical heads 4 and 1 connection structure of No.1 screw rod.
As shown in fig. 7, being connected with a round sphere 10 in the lower end of No.1 screw rod 1.
The spherical groove 11 for accommodating the round sphere is equipped in the connection end of conical head 4 and No.1 screw rod 1.
The notch diameter of the spherical groove 11 is less than the diameter of round sphere 10.
When No.1 screw rod 1 rotates, due to round sphere 10 and spherical groove 11, so that conical head 4 does not rotate.
It is, of course, also possible to which the top for designing conical head is hollow structure, the lower end of No.1 screw rod 1 extend into conical head
In upper space, it is equipped with block in the lower end of No.1 screw rod 1, No.1 screw rod 1 and conical head 4 is prevented to be detached from.
Upper mounting plate 5 and lower installation board 8 are circular ring shape, and the size of the two is identical.
Upper mounting plate 5 is connect with the bottom of circular sleeve 3；The bottom opening of circular sleeve 3；Upper mounting plate 5, lower installation board
8 intermediate circular hole size is identical as the bottom opening size of circular sleeve 3.
Circular sleeve 3, upper mounting plate 5 and lower installation board 8 after combining, the center coaxial line of three.
As shown in Figure 8 and Figure 9, in present embodiment there are four fixinig plates 6, two of them fixinig plate 6 is installed on installation
It the lower surface of plate 5 and is oppositely arranged, other two is fixedly mounted piece 6 and is installed on the upper surface of lower installation board 8 and is oppositely arranged.
After installation tool is completed, two on the line and lower installation board 8 on upper mounting plate between two fixinig plates 6
Line between fixinig plate 6 differs 180 degree.The structure of four fixinig plates 6 is identical.
It is illustrated by taking one of fixinig plate 6 as an example:
As shown in Figure 10, fixinig plate 6 is fan-shaped, and outer profile includes an external arc 12 and an Inner arc 13.External arc 12
Two endpoints pass through straight line respectively with two endpoints of 13 respective side of Inner arc and connect, such as straight line 14,15.
The outer profile of fixinig plate 6 is surrounded by external arc 12, Inner arc 13 and straight line 14,15.
There are four activity templates, and two of them activity template 7 is located at the lower surface of upper mounting plate 5 and is oppositely arranged, other two
Activity template 7 is located at the upper surface of lower installation board 8 and is oppositely arranged.Four 7 structures of activity template are identical.
As shown in figure 8, being defined as activity template rest area 16 for placing the region of activity template 7 on upper mounting plate 5.Activity
There are two piece rest areas 16, respectively corresponds and places an activity template 7.
As shown in figure 9, being defined as activity template rest area 17 for placing the region of activity template 7 on lower installation board 8.Activity
There are two piece rest areas 17, respectively corresponds and places an activity template 7.
Line on upper mounting plate 5 between two activity templates is differed with the line on lower installation board 8 between two activity templates
180 degree.
As shown in figure 11, activity template 7 has shape identical with fixinig plate 6, i.e., also fan-shaped.
Activity template 7 is identical as the thickness of fixinig plate 6.
The arc length of external arc 18 is greater than the arc length of external arc 12 in the outer profile of fixinig plate in the outer profile of activity template 7
It spends, the length of straight line 19 is greater than the length of straight line 14 in the outer profile of fixinig plate in the outer profile of activity template.
As shown in figure 12, the whole foreign steamer after two fixinig plates 6 of 5 lower surface of upper mounting plate and two 7 splits of activity template
Wide (the integrally-built outer formed after split, rounded or rough circle) is identical as the outer profile of upper mounting plate, and two
The inside of a activity template 7 shelters from the partial region of the intermediate circular hole of upper mounting plate 5 in the vertical direction.
Wherein, inside herein refers to side of the activity template close to Inner arc.
Above-mentioned design, it is ensured that for two activity templates 7 when not ejected by conical head 4, the outer of activity template 7 is in vertical side
It is aligned upwards with the outer of upper mounting plate 5.In addition, the partial occlusion of activity template 7 lives in 5 middle circle bore region of mounting plate, it is convenient for
Conical head 4 in advancement ejects activity template 7 outward.
Similarly, the whole outer profile after two fixinig plates 6 of 8 upper surface of lower installation board and two 7 splits of activity template is under
The outer profile of mounting plate is identical, and the inside of two activity templates shelters from the part area of circular hole among lower installation board in the vertical direction
Domain.
Above-mentioned design, it is ensured that for two activity templates 7 when not ejected by conical head 4, the outer of activity template 7 is in vertical side
It is aligned upwards with the outer of lower installation board 8.In addition, the partial occlusion of activity template 7 is stayed, 8 middle circle bore region of mounting plate, is convenient for
Conical head 4 in advancement ejects activity template 7 outward.
As shown in figure 13, four activity templates 7 are sequentially placed on lower installation board 8, surround one between four activity templates 7
Region 20 can pass through this region 20 in the process that conical head 4 advances, and gradually by each ejection outward of activity template 7.
Mounting hole there are four being set on upper mounting plate 5, such as mounting hole 21, wherein being oppositely arranged two-by-two.
It is located at 6 position of fixinig plate of upper mounting plate 5 there are two mounting hole 21 and runs through corresponding fixinig plate simultaneously, there are two
Mounting hole 21 is located at the placement location of activity template on upper mounting plate 5, i.e. activity template rest area 16.
No. two screw rods there are four being set on lower installation board 8, such as No. two screw rods 22, wherein being oppositely arranged two-by-two.
There are two the positions that No. two screw rods 22 are located at fixinig plate 6 on lower installation board 8, are located at lower peace there are two No. two screw rods 22
The placement location of activity template 7 in loading board 8, i.e. activity template rest area 17.
Four mounting holes, 21 4 No. two screw rods 22 correspond in the vertical direction.
The middle part of each activity template 7 is equipped with the elongate holes stretched from the external arc of activity template to Inner arc direction
23.For placing compressed spring in the elongate holes 23, while No. two screw rods 22 being facilitated to be upward through.Each No. two screw rods 22 by
It sequentially passes through an elongate holes and a mounting hole upwards down, and is fastened by No. two nuts 24.
As shown in figure 13, be additionally provided with a compressed spring 25 in each elongate holes 23, compressed spring 25 be located at screw rod with
Region between 23 inside of elongate holes.
The purpose that compressed spring 25 is arranged is that the activity template 7 of stretching can be retracted.
The maximum cross-section area of conical head 4 is greater than the area surrounded when projecting in same plane after four activity templates place
20 area of domain, and it is less than the area of upper mounting plate 5 or the intermediate circular hole of lower installation board 8.
Above-mentioned design, it is ensured that each activity template is gradually pushed outwardly by conical head 4 during advance.
Upper mounting plate 5, fixinig plate 6, activity template 7 and lower installation board 8 are made of iron or aluminum alloy materials, to mention
The support strength of high installation tool, convenient for strutting moving contact.
The whole surface of activity template 7 is equipped with rubber layer (not shown), in order to avoid moving contact is damaged.
In addition, two fixinig plates on upper mounting plate 5 are equipped with the No.1 strip groove 26 by the mounting hole, and one
Number strip groove 26 is stretched along the external arc of place fixinig plate to Inner arc.
In addition, two fixinig plates on lower installation board 8 are equipped with No. two strip grooves 27 by No. two screw rods, and
No. two strip grooves are stretched along the external arc of place fixinig plate to Inner arc.
Above-mentioned No.1 strip groove 26 and No. two strip grooves 27 are designed, place compression bullet convenient for cooperating with elongate holes 23
Spring.
Upper mounting plate 5, lower installation board 6 size be respectively less than the internal diameter of moving contact to match with installation tool.
By the master of 10kV vacuum circuit breaker for, the moving contact internal diameter of the breaker is 11CM, at this point it is possible to design
The outer diameter of mounting plate 5 and lower installation board is 10CM, to be put into moving contact.
Certainly, for the outlet of 10kV vacuum circuit breaker, 35kV master into and the vacuum circuit breaker of outlet for, moving contact
Size may be different, at this time, it is only necessary to make size and installation tool that the moving contact matches.
The installation tool that the utility model embodiment is addressed, suitable for the vacuum circuit breaker in power system switch cabinet.
The application method of installation tool is as follows in the utility model embodiment:
As shown in figure 14, brand-new moving contact is placed on dead level；Installation tool is inserted in moving contact, No.1 is rotated
Screw rod 1 is rotated down it, and conical head 4 moves downward under the promotion of No.1 screw rod 1, and conical head 4 is during the motion gradually
Each activity template 7 is strutted outward, so that installation tool and moving contact be made to be interlocked and moving contact is strutted certain model
It encloses；To make installation tool and moving contact holding horizontal during paying attention to, moving contact is moved to the contact stem position of breaker, so
The installation tool is continued to rotate with No.1 screw rod 1 afterwards, after the contact stem connection well for observing moving contact and breaker, shrinks the peace
Holding tool, moving contact 28 can Fast Installation successes.The above-mentioned installation method working time greatly reduces, and mitigates working strength, mentions
High working efficiency reduces operating expenses, and safety greatly improves, and provides strong safety to the person and equipment and protects
Barrier.
In addition, the utility model also compares above-mentioned installation method and traditional moving contact installation method, such as 1 institute of table
Show:
Table 1
| Classification | Recruitment (people) | Used time (minute) | Total working hour expense (member) | Safety |
| Conventional method | 4 | 90 | 120 | Difference |
| The utility model installation tool | 2 | 10 | 6.7 | It is high |
It can be seen that the moving contact of breaker installation tool developed using the utility model by above-mentioned comparison more to move
Contact, which compares, reduces 50% with traditional moving contact installation method, recruitment.Used time reduces by 90%, and total working hour expense is even more significantly
Reduction, decline it is considerable, have good economic benefit, fully meet predetermined quantitative target.
Certainly, the preferred embodiment of only the utility model described above, the utility model is not limited to enumerate above-mentioned
Embodiment, it should be noted that for anyone skilled in the art under the introduction of this specification, that is made is all etc.
With substitution, obvious variant, all fall within the essential scope of this specification, it ought to be by the protection of the utility model.
Claims (7)
1. a kind of installation tool of the quincunx moving contact of switchgear inner breaker characterized by comprising
No.1 screw rod, No.1 nut, circular sleeve, conical head, upper mounting plate, fixinig plate, activity template and lower installation board；
No.1 nut is installed on the roof of circular sleeve, and No.1 screw rod is equipped in the middle part of the roof of circular sleeve and is perforated；
No.1 screw rod sequentially passes through No.1 nut from top to bottom and No.1 screw rod is perforated and extend into the circular sleeve；
The No.1 screw rod is adapted with the No.1 nut, therebetween by being threadedly engaged；
Conical head is connect with the lower end of No.1 screw rod, and in No.1 screw rod rotary course, conical head does not rotate；
Upper mounting plate and lower installation board are circular ring shape, and the bottom of upper mounting plate and circular sleeve connects；The bottom of circular sleeve
Portion's opening；Upper mounting plate, the intermediate circular hole size of lower installation board are identical as the bottom opening size of circular sleeve；
There are four fixinig plates, and two of them fixinig plate is installed on the lower surface of upper mounting plate and is oppositely arranged, other two is fixed
Installation sheet is installed on the upper surface of lower installation board and is oppositely arranged；
Line on upper mounting plate between two fixinig plates differs 180 degree with the line on lower installation board between two fixinig plates；
Fixinig plate is fan-shaped, and outer profile includes an external arc and an Inner arc；
Two endpoints of external arc pass through straight line with two endpoints of Inner arc respective side respectively and connect；
The outer profile of the fixinig plate is surrounded by two straight lines of external arc, Inner arc and connection external arc and inner circle end of arc；
There are four activity templates, and two of them activity template is located at the lower surface of upper mounting plate and is oppositely arranged, other two activity template
Positioned at lower installation board upper surface and be oppositely arranged；
Line on upper mounting plate between two activity templates differs 180 degree with the line on lower installation board between two activity templates；
Activity template has shape identical with the fixinig plate, and activity template is identical as the thickness of fixinig plate；
The arc length of external arc is greater than the arc length of external arc in the outer profile of fixinig plate in the outer profile of activity template, activity template
The length of straight line is greater than the length of straight line in the outer profile of fixinig plate in outer profile；
The foreign steamer of two fixinig plates of upper mounting plate lower surface and whole outer profile and upper mounting plate after two activity template splits
Wide identical, the inside of two activity templates shelters from the partial region of circular hole among upper mounting plate in the vertical direction；
The foreign steamer of two fixinig plates of lower installation board upper surface and whole outer profile and lower installation board after two activity template splits
Wide identical, the inside of two activity templates shelters from the partial region of circular hole among lower installation board in the vertical direction；
Mounting hole there are four being set on upper mounting plate, wherein being oppositely arranged two-by-two；It is located at consolidating for upper mounting plate there are two mounting hole
Stator position and run through the fixinig plate simultaneously, there are two mounting holes to be located at the placement location of activity template on upper mounting plate；
No. two screw rods there are four being set on lower installation board, wherein being oppositely arranged two-by-two；It is located at lower installation board there are two No. two screw rods
The position of upper fixinig plate, there are two the placement locations that No. two screw rods are located at activity template on lower installation board；
Four mounting holes correspond in the vertical direction with described four No. two screw rods；
The middle part of each activity template is equipped with the elongate holes stretched from the external arc of activity template to Inner arc direction；
Each No. two screw rods sequentially pass through an elongate holes and a mounting hole from bottom to top, and pass through No. two nut fastenings；
A compressed spring is additionally provided in each elongate holes, compressed spring is located at the area between on the inside of screw rod and elongate holes
Domain；
The maximum cross-section area of conical head is greater than the area surface surrounded when projecting in same plane after four activity templates place
Product, and it is less than the area of circular hole among upper mounting plate or lower installation board.
2. the installation tool of the quincunx moving contact of switchgear inner breaker according to claim 1, which is characterized in that
The upper mounting plate, fixinig plate, activity template and lower installation board are made of iron or aluminum alloy materials.
3. the installation tool of the quincunx moving contact of switchgear inner breaker according to claim 1 or 2, which is characterized in that
The whole surface of the activity template is equipped with rubber layer.
4. the installation tool of the quincunx moving contact of switchgear inner breaker according to claim 1, which is characterized in that
Two fixinig plates on the upper mounting plate are equipped with the No.1 strip groove by the mounting hole；
And No.1 strip groove is stretched along the external arc of place fixinig plate to Inner arc.
5. the installation tool of the quincunx moving contact of switchgear inner breaker according to claim 1, which is characterized in that
Two fixinig plates on the lower installation board are equipped with No. two strip grooves by No. two screw rods；
And No. two strip grooves are stretched along the external arc of place fixinig plate to Inner arc.
6. the installation tool of the quincunx moving contact of switchgear inner breaker according to claim 1, which is characterized in that
The lower end of the No.1 screw rod is connected with a round sphere；
The spherical groove for accommodating the round sphere is equipped in the connection end of conical head and No.1 screw rod；
The notch diameter of the spherical groove is less than the diameter of round sphere.
7. the installation tool of the quincunx moving contact of switchgear inner breaker according to claim 1, which is characterized in that
The upper mounting plate, lower installation board size be respectively less than the internal diameter of moving contact to match with the installation tool.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821127494.XU CN208460613U (en) | 2018-07-17 | 2018-07-17 | A kind of installation tool of the quincunx moving contact of switchgear inner breaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821127494.XU CN208460613U (en) | 2018-07-17 | 2018-07-17 | A kind of installation tool of the quincunx moving contact of switchgear inner breaker |
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| CN201821127494.XU Active CN208460613U (en) | 2018-07-17 | 2018-07-17 | A kind of installation tool of the quincunx moving contact of switchgear inner breaker |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847366A (en) * | 2018-07-17 | 2018-11-20 | 国网山东省电力公司招远市供电公司 | A kind of installation tool of moving contact of breaker |
| CN110323092A (en) * | 2019-06-10 | 2019-10-11 | 平高集团有限公司 | A kind of moving arcing contact handling tooling |
-
2018
- 2018-07-17 CN CN201821127494.XU patent/CN208460613U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847366A (en) * | 2018-07-17 | 2018-11-20 | 国网山东省电力公司招远市供电公司 | A kind of installation tool of moving contact of breaker |
| CN108847366B (en) * | 2018-07-17 | 2024-02-23 | 国网山东省电力公司招远市供电公司 | Mounting tool for moving contact of circuit breaker |
| CN110323092A (en) * | 2019-06-10 | 2019-10-11 | 平高集团有限公司 | A kind of moving arcing contact handling tooling |
| CN110323092B (en) * | 2019-06-10 | 2020-12-11 | 平高集团有限公司 | Moving arc contact loading and unloading tool |
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