CN101694929B - Multiloop function unit for low-pressure drawer type switch cabinet - Google Patents
Multiloop function unit for low-pressure drawer type switch cabinet Download PDFInfo
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- CN101694929B CN101694929B CN200910035673XA CN200910035673A CN101694929B CN 101694929 B CN101694929 B CN 101694929B CN 200910035673X A CN200910035673X A CN 200910035673XA CN 200910035673 A CN200910035673 A CN 200910035673A CN 101694929 B CN101694929 B CN 101694929B
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Abstract
The invention relates to the technical field of low-pressure drawer type switch equipment, in particular to a multiloop function unit for a low-pressure drawer type switch cabinet, which carries out the drawer operation by an unlocking button and comprises a lock plate, a display plate, an interlock base and a three-position locating plate, wherein one side of the three-position locating plate is provided with a location guide surface, and the other side is provided with a display guide surface, a test position locating slot and a connecting position locating slot are arranged on the location guide surface, the step transition is adopted for the display guide surface which is provided with a test position display step and a connecting position display step, and the display guide surface is contacted with the location guide surface through a lock rod. When a drawer reaches an appointed position, the test position locating slot and the connecting position locating slot are embedded to realize the locking of the drawer; meanwhile, a drive rod is contacted with the display guide surface, the display plate is enabled to swing through the drive of the display guide surface, and a state display window displays the current position. The invention has more compact structure, and enables the installation space in the drawer to be further increased.
Description
Technical field
The present invention relates to low pressure draw out switchgear technical field, especially a kind of multiloop function unit for low-pressure drawer type switch cabinet.Be applicable to that one of a plurality of loops of cabinet primary and secondary power advances to have more, realize a cabinet from 18 loops, the function in a loop, 24 loops to 40 uses.
Background technology
Low pressure draw out switchgear cabinet equipment has become the capital equipment of domestic and international application, domestic equipment GCK, MNS are economical, GCS is economical all 1/2 drawer function, and foreign brand name ABB, MNS2.0, MNS3.0, Shi Naite OKKEN cabinet all have 1/2,1/4 drawer technical functionality.
Technical functionality is formed by electric power source distribution device, drawer structure, propulsion interlocking mechanism, and modulus cooperates has nothing in common with each other.The OKKEN cabinet can satisfy 150 moduluses, and 12 layer of 1/2 drawer promptly can be installed in the cabinet, and ABB, MNS2.0, MNS3.0 are 200 moduluses, and 9 drawer loops promptly can be installed in the cabinet, and the GCS of domestic design is 160 moduluses, and 11 layer of 1/2 drawer can be installed in the cabinet.
1/2,1/4 drawer function unit is one the road and mainly advances power supply, the electric power source distribution device that a secondary power supply feed of shunt turnover feeds out, be installed in the cabinet element cell, the master advances plug of power supply and is connected with vertical bus, socket of shunt inlet wire advances power supply with the master and is connected, along separate routes secondary output socket is connected with secondary outlet terminal along separate routes, forms a complete branch supply distributor, interlocking device is installed on the shunt drawer, a secondary moves plug, switching device.Interlocking device need satisfy the standard-required of three positions interlocking, realizes that one the road mainly advances a plurality of ring currents of power supply and feeds out at the feed of a unit indoor application, and the current class major applications is below 63A, and minority is 125A.
At present in 1/2 functional unit of using in the domestic for example GCK cabinet electric power source distribution device to take the degree of depth be 85mm, satisfy 200 moduluses, 9 layers of drawer can be installed in one cabinet, and it is too big that electric power source distribution device takies the element cell degree of depth, influences the device mounting space, deepen as element cell, increase manufacturing cost, propulsion interlocking mechanism adopts the little interlocking among the ABB2.0, mechanical two positions basically, electric three positions, or the little interlocking among the employing GCS, mechanical two positions, electric three positions, also have some to adopt the easy hand push of self-control mechanism, have only the locking of connection, do not have mechanical three positions, also do not have electric three positions, only be used for distributing function, can not be applied to the control loop function.The interlocking device of above-mentioned said mistake all can not satisfy 150 modulus drawer units and use, and test position drawer main circuit end of incoming cables is in "on" position, relative safety poor (when only referring to that chain locking is unreliable)
MNS2.0, MNS3.0 current class have only 50A, and electric current is less than normal, can not all satisfy 1/2 functional unit electric current, and GCS equally also has only 50A.
The electric power source distribution device electric current that domestic design is used has 63A, 100A, but it is too big to take the element cell degree of depth, can not satisfy the electrical connection standard-required of side outlet, only is used for the back outlet, all multifactor comprehensive, the 1/2 drawer technology used of finding all has different defectives both at home and abroad at present.
Summary of the invention
Technical problem to be solved by this invention provides more reasonably multiloop function unit for low-pressure drawer type switch cabinet of a kind of structure
The technical solution adopted for the present invention to solve the technical problems is: a kind of multiloop function unit for low-pressure drawer type switch cabinet, can satisfy the application requirements (63A) that element cell 150mm is high, also can satisfy the requirement (referring to branch current) that the 200mm element cell is used the 125A electric current.It has a plurality of element cells, a plurality of drawers loop is set in the element cell, three position propulsion interlocking mechanisms are housed in the drawer, one secondary moves plug, drawer is provided with panel, and guide rail is arranged at the bottom, has the unlocking knob of state display window to change mouth and three position propulsion interlocking mechanisms on panel, have electric power source distribution device at the element cell rear portion, front edge of board is provided with three location positioning plate and the guide rails that drive for the propulsion interlocking mechanism guiding.Have main circuit inlet wire plug, socket of shunt inlet wire, shunt socket of outlet and main circuit outlet terminal on the electric power source distribution device, three position propulsion interlocking mechanisms comprise lockplate, display panel, interlocking pedestal and three location positioning plates, three location positioning plates are installed on the cabinet laminate, and lockplate and display panel are arranged on the interlocking pedestal swingably by balance staff separately;
Describe the structure of three location positioning plates in detail: a side of three location positioning plates has the location guiding face, opposite side has the demonstration guiding face, have test position location notch and link position location notch on the guiding face of location, the demonstration guiding face is a step, has test position and shows that rank and link position show rank;
Describe the structure on the lockplate in detail: have securing rod, trip lever on the lockplate, securing rod and trip lever lay respectively at the both sides of the balance staff of lockplate, and lockplate is swung return by elastic component, and the unlocking knob on the panel contacts with trip lever;
Describe the structure on the display panel in detail, the three position display boards that have separation marking, test mark, linkage flag on the display panel, drive rod, three position display boards and drive rod lay respectively at the both sides of the balance staff of display panel, and drive plate is swung return by elastic component;
When drawer was positioned at initial unmated position, securing rod contacted with the initial end of location guiding face, and drive rod contacts with the initial end that shows guiding face, and the state display window to change mouth shows the separation marking on the three position display boards;
When drawer is positioned at test position, securing rod moves to the test position location notch, lockplate makes securing rod embed the test position location notch at the effect lower swing of its elastic component, realize that drawer locks in test position, drive rod moves to experiment position display rank simultaneously, drive rod drives the display panel swing, three position display boards are moved with respect to the state display window to change mouth, show the experiment mark, push unlocking knob, unlocking knob promotes trip lever and makes the lockplate swing, and securing rod withdraws from experiment location positioning groove, drawer release;
When drawer is positioned at link position, securing rod moves to the link position location notch, lockplate makes securing rod embed the link position location notch at the effect lower swing of its elastic component, realize that drawer locks at link position, drive rod moves to link position demonstration rank simultaneously, drive rod drives the bigger amplitude of display panel swing, three position display boards are moved with respect to the state display window to change mouth, show linkage flag, push unlocking knob, unlocking knob promotes trip lever and makes the lockplate swing, and securing rod withdraws from the link position location notch, the drawer release.
Be further perfect frame, on the interlocking pedestal auxiliary switch is set, the auxiliary switch lance of pushing auxiliary switch is set on lockplate, auxiliary switch lance and securing rod are at the same end of lockplate, when the securing rod swing is in the state of locked drawer, auxiliary switch lance pressing auxiliary switch, when lockplate was swung the state of release drawer, the auxiliary switch lance disconnected auxiliary switch.
Be further perfect frame, handle is set on the panel, unlocking knob is arranged on the handle.
Be further perfect frame, have the interlocking of combined floodgate hole on the interlocking pedestal, have combined floodgate linkage block mouth on lockplate, when drawer was in the lock state, combined floodgate linkage block mouth was overlapping corresponding with the interlocking hole of closing a floodgate.
Be further perfect frame, when three position propulsion interlocking mechanisms break down, drawer can be taken out.Offer two emergency release holes on the cabinet laminate, emergency release hole and test position location notch, link position location notch are corresponding respectively, stir securing rod by the emergency release hole, make securing rod withdraw from test position location notch or link position location notch.
Be simplified structure, socket of main circuit inlet wire plug and shunt inlet wire is connected by lead; Socket of outlet is connected by lead with the main circuit outlet terminal along separate routes;
Main circuit inlet wire plug is made up of insulation shell and the plug-assembly, connecting terminal block and the conductor terminal that are installed in the insulation shell, conductor terminal is arranged on the connecting terminal block, connecting terminal block embeds an end of plug-assembly, and conductor terminal connects lead;
Along separate routes socket of inlet wire and along separate routes socket of outlet forms by insulation shell and the quiet plug in component and the binding post that are installed in the insulation shell, the end of binding post and quiet plug in component is connected, binding post connection lead.
The invention has the beneficial effects as follows that structure is compact more, the installing space in the drawer is further increased.Drawer is interchangeable, is applicable to the application of multiple column frame, and 1/2 drawer modulus is set at 150,160,175,180,200, and the Width size variable is tackled multiple column application is installed.1/2 drawer current class can satisfy the branch current of 63A, 125A to be used, and electric power source distribution device takies degree of depth 60mm, for the drawer degree of depth provides certain device space, can also satisfy 1/3 drawer in case of necessity, the application changeability of organization plan.1/4 drawer can satisfy 175,200 height moduluses and use.The a plurality of loops of the present invention drawer function unit satisfies the outlet structure of back outlet, the requirement of side outlet conformance with standard simultaneously.Drawer is simple, part is few, and cost reduces greatly.Water charging drainage means (MG100) of flush toilet structure of the present invention is a no dead point structural principle, highly has only 13mm, and he installs device has increased by tens centimetres the installation useful space, and also satisfying the 150mm modulus for the setting of switch knob center simultaneously provides the structure assurance.The installation of big table size on the door-plate is satisfied in combined floodgate interlocking 1,2 holes that propulsion interlocking mechanism is set, and promptly switch knob can be installed at the center, and the installation of also can taking back provides a great convenience (1/2 drawer) for the user makes.Propulsion interlocking mechanism had both been realized the drawing drawer function, had also realized the position and lock of three positions, had also guaranteed to cut off the safety operation requirement that drawer is moved in load simultaneously.Steel is moulded the flour mixed with adulterants plate structure and for manufacturer provides panel device the convenience of perforate is installed, and moulds frame and provides safeguard for the card effect.
Structure function of the present invention satisfies the scheme adapted of domestic model cabinet body structure fully, function advanced person is simple to operate, be applicable to that all kinds of crowds make application, function satisfies the application of grade places fully, is the new construction technology multiloop drawer function unit that a kind of complete conformance with standard requires.Its application will promote the overall structure level and the application function level of low pressure draw out switchgear, will embody its technical advance, reasonability, reliability, fail safe in application, improve serviceability greatly.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the front view of propulsion interlocking mechanism of the present invention;
Fig. 2 is the rearview of propulsion interlocking mechanism of the present invention;
Fig. 3 is the structural representation of lockplate of the present invention;
Fig. 4 is the structural representation of display panel of the present invention;
Fig. 5 is the installation diagram of back outlet formula 1/2 element cell of the present invention;
Fig. 6 is the state diagram of propulsion interlocking mechanism of the present invention when the separation point position;
Fig. 7 is the front view of propulsion interlocking mechanism of the present invention when the separation point position;
Fig. 8 is the state diagram of element cell of the present invention when the separation point position;
Fig. 9 is the state diagram of propulsion interlocking mechanism of the present invention when the experiment position;
Figure 10 is the front view of propulsion interlocking mechanism of the present invention when the experiment position;
Figure 11 is the state diagram of element cell of the present invention when the experiment position;
Figure 12 is the state diagram of propulsion interlocking mechanism of the present invention when link position;
Figure 13 is the front view of propulsion interlocking mechanism of the present invention when link position;
Figure 14 is the state diagram of element cell of the present invention when link position;
Front view when Figure 15 is propulsion interlocking mechanism of the present invention being in the lock state when link position;
Rearview when Figure 16 is propulsion interlocking mechanism of the present invention being in the lock state when link position;
Figure 17 be propulsion interlocking mechanism of the present invention when link position be in released state the time front view;
Figure 18 be propulsion interlocking mechanism of the present invention when link position be in released state the time rearview;
Figure 19 is the confined state front view of 1/2 drawer of the present invention;
Figure 20 is the confined state rearview of 1/2 drawer of the present invention;
Figure 21 is the installation diagram of 1/4 drawer of the present invention;
Figure 22 is back outlet formula 1/2 a drawer unit chamber general assembly drawing of the present invention;
Figure 23 is side outlet formula 1/2 a drawer unit chamber general assembly drawing of the present invention;
Figure 24 is back outlet formula 1/4 a drawer unit chamber general assembly drawing of the present invention;
Figure 25 is side outlet formula 1/4 a drawer unit chamber general assembly drawing of the present invention;
Figure 26 is back outlet formula 1/2 front view of drawer unit chamber when "on" position of the present invention;
Figure 27 is back outlet formula 1/2 rearview of drawer unit chamber when "on" position of the present invention;
Figure 28 is that the conductive component in the main circuit inlet wire plug of the present invention cooperates schematic diagram;
Figure 29 is the installation diagram of main circuit inlet wire plug of the present invention;
Figure 30 is the structural representation of electric conductor in socket of shunt inlet wire of the present invention outlet;
Figure 31 is the installment state figure of electric conductor in socket of shunt inlet wire of the present invention outlet;
Figure 32 is the structural representation of a socket of shunt inlet wire of the present invention outlet;
Figure 33 is a plate assembling front view behind the electric power source distribution device of the present invention;
Figure 34 is a plate assembled rear view behind the electric power source distribution device of the present invention;
Figure 35 is an electric power source distribution device panel-mounted rearview of the present invention;
Figure 36 is an electric power source distribution device panel-mounted front view of the present invention;
Figure 37 is the general assembly drawing front view of 1/2 electric power source distribution device of the present invention;
Figure 38 is the general assembly drawing rearview of 1/2 electric power source distribution device of the present invention;
Figure 39 is the general assembly drawing front view of 1/4 electric power source distribution device of the present invention;
Figure 40 is the general assembly drawing rearview of 1/4 electric power source distribution device of the present invention;
Figure 41 is the installation diagram of side outlet formula 1/2 element cell of the present invention;
Figure 42 is back outlet formula 1/4 an element cell installation diagram of the present invention;
Figure 43 is side outlet formula 1/4 an element cell installation diagram of the present invention;
Figure 44 is 1/2,1/4 a cabinet general assembly drawing of the present invention;
Figure 45 is the structural representation of 1/4 drawer of the present invention with interlocking device;
Figure 46 is the structural representation of 1/4 drawer of the present invention with three location positioning plates;
Figure 47 is 200 moduluses-125A (single drawer), 1/2 a drawer unit general assembly drawing (facing);
Figure 48 is 200 moduluses-125A (single drawer), 1/2 a drawer unit general assembly drawing (backsight);
Among the figure, 1-1. lockplate, 1-2. securing rod; 1-3. trip lever, 1-4. auxiliary switch lance, 1-5. combined floodgate linkage block mouth; 2-1. display panel, 2-2. three position display boards, 2-3. drive rod; 3. interlocking pedestal, 4. three location positioning plate, 5. balance staffs; 6. the state display window to change mouth is 7. located guiding face, 7-1. test position location notch; 7-2. link position location notch; 8. demonstration guiding face, the 8-1. test position shows rank, the 8-2. link position shows rank; 9. elastic component; 10. unlocking knob, 11. auxiliary switches, 12. handles; 13. slide rail; 13-1. guide rail, 14. combined floodgate interlocking holes, 15. emergency release holes; 16. main circuit inlet wire plug; 17. socket of shunt inlet wire, socket of 18. shunt outlets, 19. quiet plug in component; 20. binding post; 21. base plate, 22. panels, 23. side plates; 24. switch knob; 25. electric power source distribution device, plate after the 25-1. metal frame, 25-2. metal fore-stock plate; 26. auxiliary circuit static socket; 27. the auxiliary circuit outlet terminal, 28. axostylus axostyles, 29. combined floodgate interlocking rods; 30. the main circuit outlet terminal, 31. plastics containment vessels.
Embodiment
Shown in Fig. 5,19,20 and 44, a kind of multiloop function unit for low-pressure drawer type switch cabinet, comprise cabinet, cabinet has a plurality of element cells, drawer is set in the element cell, have three position propulsion interlocking mechanisms between drawer and the element cell, three position propulsion interlocking mechanisms have three locking positions, three position display and electric three position functions.Drawer is made up of base plate 21, panel 22 and side plate 23, and drawer panel 22 structures are the steel-plastic piece mixture, but also steel plate.The unlocking knob 10 that on panel, has state display window to change mouth 6 and release three position propulsion interlocking mechanisms.Handle 12 is set on the panel, and unlocking knob 10 is arranged on the handle 12.Drawer-bottom board 21 is installed three position propulsion interlocking mechanisms, release handle 12, switch knob 24 are installed on the panel 22, be with combined floodgate interlocking rod 26 on the axostylus axostyle 25 on the switch knob 24, interlocking hole 14 is corresponding with closing a floodgate, corresponding combined floodgate interlocking hole 14 is also arranged on the drawer-bottom board 21, corresponding combined floodgate interlocking hole 14 is also arranged on the element cell laminate.The required slide rail 13 of drawer is installed, accordingly at drawer also mounting guide rail 13-1 on the element cell laminate.
As Figure 19,20,21 is respectively the drawer of two kinds of specifications, and what Figure 19,20 showed is 1/2 drawer, and what Figure 21 showed is 1/4 drawer.
As Figure 22,23,24,25 is that 1/2 drawer and 1/4 drawer are installed as the structural representation in the corresponding sales counter
Shown in Fig. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18, three position propulsion interlocking mechanisms comprise lockplate 1-1, display panel 2-1, interlocking pedestal 3 and three location positioning plates 4, three location positioning plates 4 are installed on the cabinet laminate, and lockplate 1-1 and display panel 2-1 are arranged on the interlocking pedestal 3 swingably by balance staff 5 separately.As shown in Figure 3, lockplate 1-1 has securing rod 1-2, trip lever 1-3, and securing rod 1-2 and trip lever 1-3 lay respectively at the both sides of the balance staff 5 of lockplate 1-1, and lockplate 1-1 is by elastic component 9 swing returns, and the unlocking knob 10 on the panel contacts with trip lever 1-3.As shown in Figure 1, on the interlocking pedestal 3 auxiliary switch 11 is set, the auxiliary switch lance 1-4 that pushes auxiliary switch 11 is set on lockplate 1-1, auxiliary switch lance 1-4 and securing rod 1-2 are at the same end of lockplate 1-1, when securing rod 1-1 swing is in the state of locked drawer, auxiliary switch lance 1-4 pressing auxiliary switch 11, when lockplate 1-1 swung the state of release drawer, auxiliary switch lance 1-4 disconnected auxiliary switch 11.
As shown in Figure 4, the three position display board 2-2 that have separation marking, test mark, linkage flag on the display panel 2-1, drive rod 2-3, three position display board 2-2 and drive rod 2-3 lay respectively at the both sides of the balance staff 5 of display panel 2-1, and display panel 2-1 is by elastic component 9 swing returns.
Shown in Fig. 5,6,9,12, one side of three location positioning plates 4 has location guiding face 7, opposite side has the guiding face 8 of demonstration, have test position location notch 7-1 and link position location notch 7-2 on the guiding face 7 of location, show that guiding face 8 is the step transition, have test position and show that rank 8-1 and link position show rank 8-2.
Shown in Fig. 6,7,8, when drawer was positioned at initial unmated position, securing rod 1-2 contacted with the initial end of location guiding face 7, and drive rod 2-3 contacts with the initial end that shows guiding face 8, the separation marking that state display window to change mouth 6 shows on the three position display board 2-2.
As Fig. 9,10, shown in 11, when drawer is positioned at test position, securing rod 1-2 moves to test position location notch 7-1, lockplate 1-1 is at the effect lower swing of its elastic component 9, make securing rod 1-2 embed test position location notch 7-1, realize that drawer locks in test position, drive rod 2-3 moves to experiment position display rank 8-1 simultaneously, drive rod 2-3 drives display panel 2-1 swing, and three position display board 2-2 are moved with respect to state display window to change mouth 6, shows the experiment mark, push unlocking knob 10, unlocking knob 10 promotes trip lever 1-3 and makes lockplate 1-1 swing, and securing rod 1-2 withdraws from experiment location positioning groove 7-1, drawer release.
As Figure 12,13, shown in 14, when drawer is positioned at link position, securing rod 1-2 moves to link position location notch 7-2, lockplate 1-1 makes securing rod 1-2 embed link position location notch 7-2 at the effect lower swing of its elastic component 9, realize that drawer locks at link position, drive rod 2-3 moves to link position demonstration rank 8-1 simultaneously, drive rod 2-3 drives the bigger amplitude of display panel 2-1 swing, three position display board 2-2 are moved once more with respect to state display window to change mouth 6, show linkage flag, push unlocking knob 10, unlocking knob 10 promotes trip lever 1-3 and makes lockplate 1-1 swing, securing rod 1-2 withdraws from link position location notch 7-2, drawer release.
As shown in Figure 1, 2, 3, have the interlocking of combined floodgate hole 14 on the interlocking pedestal 3, have combined floodgate linkage block mouth 1-5 on lockplate 1-1, when drawer was in the lock state, combined floodgate linkage block mouth 1-5 was overlapping corresponding with the interlocking hole 14 of closing a floodgate.
As shown in Figure 5, on the cabinet laminate, offer two emergency release holes 15, emergency release hole 15 is corresponding respectively with test position location notch 7-1, link position location notch 7-2, stir securing rod 1-2 by emergency release hole 15, make securing rod 1-2 withdraw from test position location notch 7-1 or link position location notch 7-2.
Shown in Figure 33,34,35,36,37,38,39,40,41,42,43, electric power source distribution device 25 is installed on element cell laminate cell, fix with tank bracket, the installing rack of electric power source distribution device 25 by metal frame after plate 25-1 and metal fore-stock plate 25-2, the space was 60mm before and after electric power source distribution device 25 took, and 1/2,1/4 drawer is basic identical with electric power source distribution device 25 structures, is fixed on the cabinet fairly simple, be applicable to that various cabinets use, side outlet, back outlet structure are general mounting means.
Be installed on plate 25-1 left part after the metal frame as Figure 33,34, one groups of main circuit inlet wire plugs 16, insert vertical bus, be main circuit master incoming power.As Figure 33,34,37,38, plate 25-1 goes up main circuit outlet terminal 30, auxiliary circuit outlet terminal 27 is installed after the metal frame, and this outlet method is called back outlet formula.On main circuit outlet terminal 30, plastics containment vessel 31 can also be installed.
Shown in Figure 41,43, also can add the mounting box that is equiped with main circuit outlet terminal 30, auxiliary circuit outlet terminal 27 at electric power source distribution device 25 right flanks, use wiring for the user, this outlet method is called side outlet formula.
As Figure 36, install 2 the road or 3 the tunnel, the 4 tunnel on the metal fore-stock plate 25-2 of electric power source distribution device 25 as required for drawer socket 17 of shunt inlet wire and socket 18 of shunt outlet to inserting connection.2 tunnel, 3 tunnel, No. 4 auxiliary circuit static sockets 26 also are installed to be connected inserting along separate routes for drawer.
The mounting arrangements structure of the main circuit inlet wire plug 16 among the present invention, shunt socket 17 of inlet wire and a socket 18 of shunt outlet can be applicable to the drawer of 150 moduluses, 175 moduluses, 200 moduluses.
Main circuit inlet wire plug 16 is with being connected of a socket 17 of inlet wire adopts the high-performance flexible conductor to connect along separate routes, socket 18 of outlet also adopts the high-performance flexible conductor to be connected with main circuit outlet terminal 30 along separate routes, auxiliary circuit static socket 26 also adopts standard compliant flexible conductor to be connected with auxiliary circuit outlet terminal 27, realization is fed out by the feed that 1 road main circuit power introducing electric power source distribution device 25, main circuit connect along separate routes, and the electrical connection of accessory power supply.
Main circuit outlet terminal 30 is connected with socket of shunt outlet 18 usefulness leads among Figure 36 among Figure 33, realizes that main circuit feeds out.
Auxiliary circuit outlet terminal 27 is connected with auxiliary circuit static socket 26 usefulness leads among Figure 35 and realizes that auxiliary circuit feeds out along separate routes among Figure 33.
Figure 39 is 1/4 drawer with electric power source distribution device 25, adopts among Figure 37 the main circuit inlet wire plug 16 with spline structure, socket 17 of inlet wire along separate routes, socket 18 of outlet along separate routes, just distinguish arrange different.
Shown in Figure 28,29, main circuit inlet wire plug 16 is made up of insulation shell and plug-assembly 16-1, the connecting terminal block 16-2 and the conductor terminal 16-3 that are installed in the insulation shell, conductor terminal 16-3 is arranged on the connecting terminal block 16-2, connecting terminal block 16-2 embeds the end of plug-assembly 16-1, and conductor terminal 16-3 connects lead.Plug-assembly 16-1 is assembled by conduction inserted sheet, spring leaf, fixed mount, and conductor terminal 16-3 is fastening with standard component.As shown in figure 29, plug-assembly 16-1 is a monomer-type, the plate number assembly unit arbitrarily of plug-assembly 16-1.
Shown in Figure 30,31,32, the structure of a socket 18 of socket 17 of inlet wire and shunt outlet is identical along separate routes, form by insulation shell and the quiet plug in component 19 and the binding post 20 that are installed in the insulation shell, binding post 20 is connected with the end of quiet plug in component 19, and binding post 20 connects lead.Quiet plug in component 19 is made of quiet plug-in unit conducting strip and spring leaf.As shown in figure 31, quiet plug in component 19 is positioned to install the insulator upper cover plate additional in the insulating part lower floor housing, fixes, promptly form a socket 17 of inlet wire or a socket 18 of shunt outlet along separate routes with standard component.
Operating process
Separate:
Drawer enters element cell slide rail 13, initial condition such as Fig. 6, and unlocking knob 10 is in set condition, and unlocking knob 10 bumps against with trip lever 1-3, but does not have pressure.Before securing rod 1-2 and the three location positioning plates 4 the right corner ends bump and, state display window to change mouth display separation.Auxiliary switch 11 is in the state of closing, but main circuit, auxiliary circuit are in isolation.This moment the drawer non-transformer.
Test:
Touch drawer to drawer and automatically lock, state display window to change mouth 6 shows test, the auxiliary circuit energising, and auxiliary switch 11 energisings, main circuit is isolated
Connect:
Press unlocking knob 10, the drawer release is slightly firmly sent into predetermined link position to drawer, and drawer automatically locks, and shows to connect, and drawer puts in place fully,
Press unlocking knob 10, unlocking knob 10 is pushed down trip lever 1-3, and lockplate 1-1 swings, and securing rod 1-1 deviates from test position location notch 7-1, and auxiliary switch lance 1-4 and auxiliary switch 11 are thrown off, auxiliary switch 11 outages, and drawer can continue to move in cabinet.When drawer enters the precalculated position, the state display window to change mouth shows when connecting, securing rod 1-2 on the lockplate 1-1 enters in the link position location notch 7-2, drive rod 2-3 has slided to link position and has shown rank 8-2, auxiliary switch lance 1-4 and auxiliary switch 11 extruding energisings, and drawer is in the lock state fully, main circuit, auxiliary circuit are all switched on, the auxiliary switch energising, main circuit, auxiliary circuit reliably connect, and operable switch handle 24 closes a floodgate.
Close a floodgate:
Shown in Figure 26,27, switch knob 24 rotating switches close a floodgate, combined floodgate interlocking rod 29 pass on the drawer and the element cell laminate on combined floodgate interlocking hole 14, combined floodgate interlocking rod 29 also and the combined floodgate linkage block mouth 1-5 on the lockplate 1-1 push, the drawer interlocking, the locking of three position propulsion interlocking mechanisms, the unlocking knob 10 on the handle 12 can't releases, and drawer can't move.Have only the switch separating brake can the release drawer, improve fail safe.
As described in Fig. 1,2,3,5, the combined floodgate interlocking hole 14 on the interlocking substrate 3 has two, and the number in the combined floodgate interlocking hole on drawer-bottom board and the sales counter laminate and position are corresponding with the combined floodgate interlocking hole 14 on the interlocking substrate 3.Only need combined floodgate interlocking rod 29 can insert in any one hole and can realize identical function.
Figure 45 is the structural representation of 1/4 drawer of the present invention with interlocking device, Figure 46 is the structural representation of 1/4 drawer of the present invention with three location positioning plates, Fig. 5 is the installation diagram of back outlet formula 1/2 element cell of the present invention, 1/4 drawer is varying in size with three location positioning plates with three location positioning plates and 1/2 drawer, but basic structure is identical, and this mainly is because the more compact cause of internal structure of 1/4 drawer.
Figure 47 uses the 125A electric power source distribution device (patent No. ZL200820032918.4) of 1/2 drawer of the present invention with interlocking device's adapted utility model patent, makes single drawer electric current increase to 125A, can satisfy the needs that the user uses current class.
Figure 48 is the rearview of 1/2-125A drawer unit general assembly, and main inlet wire plug is 250A, and outlet is 125A along separate routes.
Claims (7)
1. multiloop function unit for low-pressure drawer type switch cabinet, have a plurality of element cells, drawer is set in the element cell, have three position propulsion interlocking mechanisms between drawer and the element cell, drawer has panel, the unlocking knob (10) that on panel, has state display window to change mouth (6) and release three position propulsion interlocking mechanisms, has electric power source distribution device (25) at the element cell rear portion, has main circuit inlet wire plug (16) on the electric power source distribution device (25), a shunt socket of inlet wire (17), a shunt socket of outlet (18) and main circuit outlet terminal (30), it is characterized in that: described three position propulsion interlocking mechanisms comprise lockplate (1-1), display panel (2-1), interlocking pedestal (3) and three location positioning plates (4), three location positioning plates (4) are installed on the cabinet laminate, and lockplate (1-1) and display panel (2-1) are arranged on the interlocking pedestal (3) swingably by balance staff (5) separately;
One side of described three location positioning plates (4) has location guiding face (7), opposite side has demonstration guiding face (8), have test position location notch (7-1) and link position location notch (7-2) on the location guiding face (7), show that guiding face (8) is the step transition, have test position and show that rank (8-1) and link position show rank (8-2);
Have securing rod (1-2), trip lever (1-3) on the described lockplate (1-1), securing rod (1-2) and trip lever (1-3) lay respectively at the both sides of the balance staff (5) of lockplate (1-1), lockplate (1-1) is by elastic component (9) swing return, and the unlocking knob on the panel (10) contacts with trip lever (1-3);
The three position display boards (2-2) that have separation marking, test mark, linkage flag on the described display panel (2-1), drive rod (2-3), three position display boards (2-2) and drive rod (2-3) lay respectively at the both sides of the balance staff (5) of display panel (2-1), and display panel (2-1) is by elastic component (9) swing return;
When drawer was positioned at initial unmated position, securing rod (1-2) contacted with the initial end of location guiding face (7), and drive rod (2-3) contacts with the initial end that shows guiding face (8), and state display window to change mouth (6) shows the separation marking on the three position display boards (2-2);
When drawer is positioned at test position, securing rod (1-2) moves to test position location notch (7-1), lockplate (1-1) is at the effect lower swing of its elastic component (9), make securing rod (1-2) embed test position location notch (7-1), realize that drawer locks in test position, drive rod (2-3) moves to experiment position display rank (8-1) simultaneously, drive rod (2-3) drives display panel (2-1) swing, three position display boards (2-2) are moved with respect to state display window to change mouth (6), show the experiment mark, push unlocking knob (10), unlocking knob (10) promotes trip lever (1-3) and makes lockplate (1-1) swing, securing rod (1-2) withdraws from experiment location positioning groove (7-1), drawer release;
When drawer is positioned at link position, securing rod (1-2) moves to link position location notch (7-2), lockplate (1-1) makes securing rod (1-2) embed link position location notch (7-2) at the effect lower swing of its elastic component (9), realize that drawer locks at link position, drive rod (2-3) moves to link position demonstration rank (8-1) simultaneously, drive rod (2-3) drives the bigger amplitude of display panel (2-1) swing, three position display boards (2-2) are moved once more with respect to state display window to change mouth (6), show linkage flag, push unlocking knob (10), unlocking knob (10) promotes trip lever (1-3) and makes lockplate (1-1) swing, securing rod (1-2) withdraws from link position location notch (7-2), drawer release.
2. multiloop function unit for low-pressure drawer type switch cabinet according to claim 1, it is characterized in that: auxiliary switch (11) is set on the described interlocking pedestal (3), go up the auxiliary switch lance (1-4) that auxiliary switch (11) is pushed in setting at lockplate (1-1), auxiliary switch lance (1-4) and securing rod (1-2) are at the same end of lockplate (1-1), when securing rod (1-1) swing is in the state of locked drawer, auxiliary switch lance (1-4) pressing auxiliary switch (11), when lockplate (1-1) was swung the state of release drawer, auxiliary switch lance (1-4) disconnected auxiliary switch (11).
3. multiloop function unit for low-pressure drawer type switch cabinet according to claim 1 is characterized in that: handle (12) is set on the described panel, and unlocking knob (10) is arranged on the handle (12).
4. multiloop function unit for low-pressure drawer type switch cabinet according to claim 1, it is characterized in that: have the interlocking of combined floodgate hole (14) on the described interlocking pedestal (3), on lockplate (1-1), has combined floodgate linkage block mouth (1-5), when drawer was in the lock state, combined floodgate linkage block mouth (1-5) was overlapping corresponding with the interlocking hole (14) of closing a floodgate.
5. multiloop function unit for low-pressure drawer type switch cabinet according to claim 1, it is characterized in that: on described cabinet laminate, offer two emergency release holes (15), emergency release hole (15) is distinguished corresponding with test position location notch (7-1), link position location notch (7-2), stir securing rod (1-2) by emergency release hole (15), make securing rod (1-2) withdraw from test position location notch (7-1) or link position location notch (7-2).
6. multiloop function unit for low-pressure drawer type switch cabinet according to claim 1 is characterized in that: described main circuit inlet wire plug (16) is connected by lead with a shunt socket of inlet wire (17);
A socket of described shunt outlet (18) is connected by lead with main circuit outlet terminal (30).
7. multiloop function unit for low-pressure drawer type switch cabinet according to claim 6, it is characterized in that: described main circuit inlet wire plug (16) is made up of insulation shell and the plug-assembly (16-1), connecting terminal block (16-2) and the conductor terminal (16-3) that are installed in the insulation shell, conductor terminal (16-3) is arranged on the connecting terminal block (16-2), connecting terminal block (16-2) embeds an end of plug-assembly (16-1), and conductor terminal (16-3) connects lead;
A socket of described shunt inlet wire (17) and along separate routes a socket of outlet (18) form by insulation shell and the quiet plug in component (19) and the binding post (20) that are installed in the insulation shell, binding post (20) is connected with the end of quiet plug in component (19), and binding post (20) connects lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910035673XA CN101694929B (en) | 2009-09-30 | 2009-09-30 | Multiloop function unit for low-pressure drawer type switch cabinet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910035673XA CN101694929B (en) | 2009-09-30 | 2009-09-30 | Multiloop function unit for low-pressure drawer type switch cabinet |
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| Publication Number | Publication Date |
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| CN101694929A CN101694929A (en) | 2010-04-14 |
| CN101694929B true CN101694929B (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910035673XA Active CN101694929B (en) | 2009-09-30 | 2009-09-30 | Multiloop function unit for low-pressure drawer type switch cabinet |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244370B (en) * | 2010-05-10 | 2014-07-16 | 周金隆 | Circuit allocation switching unit |
| CN103606836A (en) * | 2013-10-25 | 2014-02-26 | 江苏银佳企业集团有限公司 | Low-voltage switch cabinet |
| CN105529642B (en) * | 2016-02-05 | 2018-07-03 | 常州日源电器有限公司 | A kind of power distribution cabinet propulsion interlocking mechanism with alarm function |
| CN106848904B (en) * | 2017-04-17 | 2019-02-15 | 南京大全电气有限公司 | Low-voltage cabinet is secondary to summarize the offline installation system of terminal and offline line method |
| CN107196223A (en) * | 2017-07-25 | 2017-09-22 | 镇江西门子母线有限公司 | A kind of low voltage cabinet drawer position indicator |
| KR102208664B1 (en) * | 2019-04-11 | 2021-01-28 | 엘에스일렉트릭(주) | Distributing Board having Position Locking Device |
| CN113678333B (en) * | 2019-09-09 | 2023-09-29 | Abb瑞士股份有限公司 | Assembly for indicating the operating state of a withdrawable circuit-breaker, corresponding withdrawable circuit-breaker and method for producing the same |
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2009
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| CN101694929A (en) | 2010-04-14 |
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