CN101931169B - The low voltage switchgear body of plate-type assembled - Google Patents
The low voltage switchgear body of plate-type assembled Download PDFInfo
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- CN101931169B CN101931169B CN201010247789.2A CN201010247789A CN101931169B CN 101931169 B CN101931169 B CN 101931169B CN 201010247789 A CN201010247789 A CN 201010247789A CN 101931169 B CN101931169 B CN 101931169B
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Abstract
The present invention discloses a kind of low voltage switchgear body of plate-type assembled, comprises housing of low-voltage switch cabinet, door, rear wall, hinge and securing member; Described housing of low-voltage switch cabinet bag left side plate, top cover and base plate, attaching parts and securing member; Described left side plate, top cover and base plate are the plate type part that the board-like part of monoblock is assembled with securing member, the dual flanging in board-like part one side of described monoblock becomes " column " and the upper and lower eaves " crossbeam " of local two thicknesss of slab, is assembled into " central post " and " middle cross beam " of local two thicknesss of slab after the bending of opposite side individual layer; Described left side plate, top cover, base plate, " column ", " crossbeam ", " central post " and " middle cross beam " are assembled into housing of low-voltage switch cabinet with attaching parts and securing member; Housing front hinge mounting door, the back side is installed rear wall with securing member and is formed cabinet; Part kind and quantity are few, the globality of cabinet and good rigidly, and assembling convenient and efficient, saves the energy and raw material.
Description
Technical field
The present invention relates to a kind of cabinet of low-voltage complete switch equipment, specifically, what relate to is a kind of board-like groupThe low voltage switchgear body of dress.
Background technology
Known low voltage switchgear body has to be provided electric elements installing space, security protection and bears weightFunction. Thus, for obtaining reasonable installation space, build skeleton, interval is set, form cell; For providing anti-Protective function, is installed on skeleton with cladding plate, cover plate, rear wall and door, is that equipment operation and operator's person are pacifiedProtection is provided entirely; Special procure skeleton for the function of bearing weight, the effect of skeleton is exactly load-bearing.
Known low voltage switchgear body, adopts special connecting piece that column, crossbeam and dark shelves are assembled into skeleton;With various parts, side plate, cover plate etc. are installed on skeleton and are become housing; Cladding plate is installed on housing, is pacified with hingeDress door and annex thereof are installed rear wall becomes cabinet; Form the assembling three that framework construction, housing assembling and cabinet are installedStep is bent.
Separate for low voltage switchgear body, fitting attachments and dividing plate on skeleton, cut apart whole cabinet by functionFor some isolated areas or cell; Skeleton not only bears the weight of electric elements, also will bear as electrical equipment unit is installedThe weight of installing plate, cell and annex that part uses, even bear for door that safeguard function occurs, cladding plate,The weight of side plate, top cover and base plate and skeleton self.
The side plate of known low-tension switch cabinet and base plate or top cover all adopt 2mm steel plate, and skeleton is commonly used 2.5mmWith 3mm steel plate, connector, annex and all kinds of the conventional 4～8mm steel plates of part; Various connectors, annex andThe manufacture of all kinds of parts adopts the high energy consumptions such as welding or casting, low precision process in the majority; Known low-tension switch cabinetCabinet part kind is numerous and diverse, One's name is legion, and complex structure, assembling inconvenience, and also time-consuming and take material.
Summary of the invention
The technical problem to be solved in the present invention is, for above shortcomings in prior art, to provide onePlant the low voltage switchgear body of plate-type assembled, adopt board-like side plate, top cover and the base plate of monoblock to assemble, withReplace the cabinet of known low-tension switch cabinet, solve its manufacture energy consumption high, realize that precision is low, part kind is numerous and diverse,One's name is legion, cabinet body structure complexity, assembling are inconvenient, time-consuming and take the drawback of expecting.
For realizing above object, the invention provides a kind of low voltage switchgear body of plate-type assembled, described plateThe low voltage switchgear body of formula assembling is positive with using in hinge mounting door and the back side by assembly type housing of low-voltage switch cabinetSecuring member is directly installed rear wall and is formed; Wherein:
Described assembly type housing of low-voltage switch cabinet is filled with attaching parts and securing member by left side plate, top cover and base plateJoin and form, described left side plate, top cover and bottom are all the plate type parts of assembling, are used by the board-like part of monoblockTapping screw assembles, the board-like part of described monoblock comprise left front side plate, left back side plate, right front side plate,Right back side plate, pretectum, back header, noseplate and rear base plate;
Described left front side plate, left back side plate, right front side plate and right back side plate be double bending on one side, local formation twoForward " ∏ " shape " column " of individual thickness of slab, the bending of opposite side individual layer is side direction " ∏ " shape, left front side plate and the right side" ∏ " shape position of the individual layer bending of back side panel is nested in left back side plate and right front side plate corresponding site outside is used certainlyAttack screw and be assembled into two thicknesss of slabShape " central post ";
Described pretectum, back header, noseplate and rear base plate be double bending on one side, and two thicknesss of slab of local formation justTo the upper and lower eaves of " ∏ " shape " crossbeam ", the bending of opposite side individual layer is " Z " shape, the individual layer of pretectum and rear base plate" Z " shape of bending is nested on back header and noseplate corresponding site with the tapping screw intussusception top that is assembledTwo thicknesss of slabShape " middle cross beam ";
Described housing of low-voltage switch cabinet with described attaching parts by described " column ", upper and lower eaves " crossbeam ", " inColumn " and " middle cross beam " fixing load bearing system that forms exoskeletal low-tension switch cabinet, described load bearing systemThickness of slab is the twice of all the other position thicknesss of slab of cabinet.
Further, described attaching parts comprise corner connector and beam column fixed connecting part, described anglePart connecting part comprises angle connector and corner fasteners, and described beam column fixed connecting part comprises beam column connection partWith beam column securing member; Described corner fasteners and described beam column securing member comprise respectively the side's of being with falcon screw association, heavyScrew association, tapping screw; Described band side falcon screw association comprises the side's of being with falcon screw, packing ring, spring washerAnd nut, described sunk screw combination comprises sunk screw, packing ring, spring washer and nut, described self tapping spiral shellNail comprises coiled hair, tack, cup head tapping screw.
Further, the cross sectional shape of described left front side plate and right back side plate is similar, if their width is equal,They are exactly identical part; The cross sectional shape of described right front side plate and left back side plate is similar, if their widthEquate, they are exactly identical part; The cross sectional shape of described pretectum and rear base plate is similar, if their degree of depthEquate, they are exactly identical part, and the cross sectional shape of described noseplate and back header is similar, if theirs is darkDegree is equal, and they are exactly identical part.
Further, described left front side plate and right back side plate and described right front side plate and left back side plate are dual on one sideBending, i.e. 180 ° of bendings again bending become forward " ∏ " shape, the local forward " ∏ " that forms two thicknesss of slabShape " column ", the bending of opposite side individual layer is side direction " ∏ " shape, " ∏ " shape " column " of described two thicknesss of slabTwo ends there is the installing hole corresponding with described angle connector, all the other two not bendings of limit, have and top cover or base plateAdapt and and the counterbore that matches of sunk screw; The individual layer bending " ∏ " of described left front side plate and right back side plateThe large thickness of slab of size of the more described right front side plate of size of shape and the corresponding position of left back side plate, uses tapping screwTight the former this position seamless intussusception is assemblied in to the latter's corresponding position outside and becomes the board-like left and right of described assemblingSide plate, its middle part forms " ∏ " shape " central post " of local two thicknesss of slab, described " central post " two ends toolHave the circular hole corresponding with beam column connection part, the aperture of circular hole meets tapping screw aperture specification.
Further, described pretectum and rear base plate and described noseplate and back header be double bending on one side,180 ° of bendings again bending become forward " ∏ " shape, the local upper and lower eaves " horizontal stroke of two thickness of slab forwards " ∏ " shape that formsBeam ", the bending of opposite side individual layer is " Z " shape, and 90 ° of all the other two equidirectional bendings in limit, have on it and left and right sidesThe counterbore that plate adapts also and sunk screw matches; " Z " of the individual layer bending of described pretectum and rear base plateA highly large thickness of slab of the highly more described noseplate at shape position and back header corresponding position, uses tapping screw to exist" Z " shape top is assembled into board-like top cover or the base plate of described assembling, its two thicknesss of slab in formation top, middle partShape " middle cross beam "; The two ends of described " middle cross beam " have the installation corresponding with beam column fixed connecting pieceHole, the aperture of circular hole meets tapping screw aperture specification.
Further, described left front side plate, left back side plate, right front side plate, right back side plate, pretectum, Hou DingLid, noseplate and rear base plate are all selected 1.5mm sheet metal, also can select the sheet metal of other thickness.
Further, four jiaos of places up and down of described housing of low-voltage switch cabinet with described corner connector by left and right sidesThe eaves up and down " crossbeam " of plate and " column " thereof and top cover or base plate is connected and fixes, and countersunk self-tapping screw is used asThe side of bight assembling is fixed, the fixing and connecting as front with square falcon screw association; Described low-tension switch cabinetThe described left side plate of housing and the middle part of top cover or base plate with described beam column fixed connecting part by left side plateAnd " central post " that assembling forms fixed and is connected with " middle cross beam " of top cover or base plate and assembling formation thereof.
Further, four jiaos of places up and down of described housing of low-voltage switch cabinet with corner connector by " column " andUpper and lower eaves " crossbeam " is fixed and connects, and described left side plate and top cover or base plate middle part are fixedly connected with portion with beam columnPart is fixed left side plate and " central post " thereof and top cover or base plate and " middle cross beam " thereof be connected; Except above-mentionedOther position at position, adopts sunk screw combination that left side plate is fixed and is connected with top cover or base plate.
Further, described angle connector and beam column connection part all adopt medium plate punching, and the former is " L "The pressing product of the strip of tee section, the latter be tabular " L " shape pressing product, described angle connector oneFace punching pitch-row meet the modulus of low tension switch cabinet and with the square hole coordinating with the square falcon of square falcon screw, anotherFace punching pitch-row meets the circular hole that the modulus of low tension switch cabinet and aperture meet tapping screw aperture specification;Modulus and aperture that the pitch-row of described beam column connection part punching meets low tension switch cabinet meet screw installationThe circular hole of the aperture specification in hole; The present invention adopts 4mm medium plate punching angle connector and beam column connection part,Also can select the medium plate of other thickness.
Further, door is installed in the front of described housing of low-voltage switch cabinet, and the back side is installed rear wall and formed reliable wall peaceThe low voltage switchgear body of the one side installation and maintenance of dress; If forming from wall, wish installs and two-sided installation and maintenanceLow voltage switchgear body, can realize with hinge mounting door overleaf, and described door and rear wall are all the plate of monoblockFormula part, adopts 1.5mm sheet metal, also can adopt the sheet metal of any thickness of slab.
After adopting technique scheme, compared with prior art, the present invention has outstanding substantive distinguishing featuresWith significant progress:
First: the side plate of known low-tension switch cabinet and base plate or top cover be conventional 2mm steel plate all, and the present invention adoptsMake side plate, top cover and base plate with 1.5mm, " ∏ " that " the dual flanging " of side plate, top cover and base plate forms" central post " that shape " column " and upper and lower eaves " crossbeam " and side plate assembling form and top cover or base plate assemblingThe thickness of slab of " middle cross beam " forming is all 3mm; " column ", " crossbeam ", " central post " and middle cross beam "Form load bearing system---" skeleton " of low voltage switchgear body, the thickness of slab of these crucial bearing positions adoptsThe double thickness of slab in other positions of described low-tension switch cabinet, other non-bearing position adopts known low-tension switch cabinet75% thickness of slab, had not only saved but also had reasonably used raw material, and cabinet body structure part has the moment of inertia and section modulus is large,The board-like parts of monoblock significantly improve globality, rigidity and the stability techniques index of cabinet, and assembling automaticallyGenerate on " skeleton ", parts kind subtracts greatly, ten kinds of less thaies when minimum, and number of parts and securing member consumption are greatlyReduce; Therefore, efficiency of assembling is high, and saving of work and time is saved raw material, reduces production costs.
The second, the conventional sheet metal of housing of known low-tension switch cabinet has many kinds of 2～2.5mm, making connector,Annex and all kinds of the conventional medium plates of part have many kinds of 4～8mm, and the board-like part of the monoblock of the technical program is equalAdopt 1.5mm sheet metal, as: side plate, top cover and base plate, door and rear wall; Angle connector and beam column connection partAdopt 4mm medium plate, the present invention only uses two kinds of stock boards, not enough known low-tension switch cabinet material product/ 3rd of a kind, is conducive to organization of production and management.
The 3rd, cabinet lateral surface uses sunk screw nut combinations or countersunk self-tapping screw by side plate and top cover or the endBoard clamping, does not interfere when cabinet is installed side by side, and cabinet is positive to be fixed with the side's of being with falcon unit bolt nut, guarantees dressJoin correct location, cabinet rigidity and stability are high, and cabinet is easy to assembly quick.
The 4th, corner connector and beam column connection part adopt cut deal stamping-out bending technique, abolish welding and castingTechnique, manufacture craft maturation, highly versatile, the accuracy of manufacture improves, and working (machining) efficiency is high, saves the energy.
Brief description of the drawings
In order to be illustrated more clearly in technical scheme of the present invention, will do simple Jie according to embodiment accompanying drawing belowContinue, apparent, the accompanying drawing in the following describes is only some embodiments of the present invention, common for this areaTechnical staff, is not paying under the prerequisite of creative work, can also obtain other according to these accompanying drawingsAccompanying drawing.
Fig. 1 is that the present invention executes one of example---the horizontal sectional view of cabinet;
Fig. 2 be the present invention execute example two---the sectional view of left front side plate and right back side plate.
Fig. 3 be the present invention execute example three---the sectional view of right front side plate and left back side plate.
Fig. 4 be the present invention execute example four---pretectum and rear base plate sectional view.
Fig. 5 be the present invention execute example five---noseplate and back header sectional view.
Fig. 6 be the present invention execute example six---angle connector schematic diagram.
Fig. 7 be the present invention execute example seven---beam column connection part schematic diagram.
Fig. 8 be the present invention execute example eight---adopt the embodiment of angle connector.
Fig. 9 be the present invention execute example nine---adopt the embodiment of beam column connection part.
In figure: 1, column; 2, angle connector; 3, countersunk self-tapping screw; 4, right front side plate; 5,Sunk screw combination; 6, noseplate; 7, beam column connection part; 8, central post; 9, tapping screw; 10,Middle cross beam; 11, rear base plate; 12, right back side plate; 13, the side's of being with falcon screw association; 14, crossbeam; 15, afterWall; 16, hinge; 17, door.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, and following description is only for understanding thisThe use of bright technical scheme, and non-limiting scope of the present invention.
Be illustrated in figure 1 one of embodiments of the invention, comprise " column " 1, angle connector 2, countersunk head is certainlyAttack screw 3, right front side plate 4, sunk screw combination 5, noseplate 6, beam column connection part 7, " central post " 8,Tapping screw 9, " middle cross beam " 10, rear base plate 11, right back side plate 12, the side's of being with falcon screw association 13, " horizontal strokeBeam " 14; Rear wall, 15; Hinge, 16; Door, 17.
As shown in Figure 1, in conjunction with Fig. 8 embodiment, at the front lower right corner of low-tension switch cabinet, described angle connector 2Be lining in the inner side of described right front side plate 4, band side's falcon screw of described band side falcon bolt combination 13 passes through from frontNoseplate 6, right front side plate 4 and angle connector 2, cover upper gasket and spring washer, by nut screwing clamping, described inCountersunk self-tapping screw 3 passes through noseplate 6 and right front side plate 4 by side, described angle connector 2 tapping tightened,Implement fixing and being connected of " column " 1 of described right front side plate and " crossbeam " 14 of described noseplate; LowThe compress switch rear lower right corner of cabinet, described angle connector 2 is lining in the inner side of described right back side plate 12, described band sideBand side's falcon screw of falcon bolt combination 13 base plate 11, right back side plate 12 and angle connector 2 from the back side is passed through,Cover upper gasket and spring washer, by nut screwing clamping, described countersunk self-tapping screw 3 passes through rear base plate 11 by sideWith right back side plate 12, described angle connector 2 tapping are tightened, implement " column " 1 of described rear right plateWith the fixing of " crossbeam " 14 of described rear base plate be connected; By that analogy, tight with angle connector 2 and bightIt is fixing also that firmware is implemented left front side plate and noseplate, left back side plate and rear base plate and " column " and " crossbeam " thereofConnect; Four jiaos of places above housing, also available angle connector 2 and corner fasteners are implemented pretectum and front left sidePlate and right front side plate and " crossbeam " thereof and " column ", back header and left back side plate and right back side plate and " horizontal stroke thereofBeam " fix with " column " and be connected.
As shown at Fig. 1, in conjunction with Fig. 9 embodiment, in the individual layer bending of right front side plate 4 and right back side plate 12" ∏ " shape position forms " ∏ " shape " central post " 8 of local two thicknesss of slab with tapping screw 9 assemblings,Individual layer bending " Z " the shape position of noseplate 6 and rear base plate 11 forms two, top plate with tapping screw 9 assemblingsThick " ∏ " shape " middle cross beam " 10, is pressed in " central post " 8 and " middle cross beam " 10 with beam column connection part 7Both sides, joint portion, the installing hole that tapping screw 9 passes through beam column connection part 7 facing to " central post " 8 and " inCrossbeam " 10 direct tapping tighten, and implement middle part bottom-right " central post " 8 and " the middle horizontal stroke of low-tension switch cabinetBeam " 10 fixing and being connected; The rest may be inferred, is pressed in " central post " 8 and " middle cross beam " with beam column connection part 710 both sides, joint portion, in middle left-lower side, upper left side and the upper right side of low-tension switch cabinet, implement low pressing offClose cabinet middle part " central post " and " middle cross beam " fix and be connected.
In Fig. 1 embodiment, the upper and lower four jiaos of place's side plates of low-tension switch cabinet and top cover or base plate and " column " andThe junction of " crossbeam " is fixed by corner connector and corner fasteners and is connected, low-tension switch cabinet middle partBeam column fixed connecting part and beam column securing member for " central post " and " middle cross beam " lap-joint up and down everywhereFix and be connected, the countersunk head spiral shell of the fixing employing sunk screw combination 5 of the side plate at all the other positions and base plate or top coverNail passes through noseplate 6 and right front side plate 4 overlaps upper gasket and spring washer, by nut screwing clamping; Or employing countersunk headThe sunk screw of screw association 5 passes through right back base plate 11 and right back side plate 12 overlaps upper gasket and spring washer, willNut screwing clamping, fixes side plate and base plate and is connected; The rest may be inferred, adopts sunk screw to combine all the other positionsSide plate fix and be connected with top cover or base plate.
Adopt angle connector that " column " fixed and be connected with " crossbeam ", employing beam column connection part general " inColumn " fix and be connected with " middle cross beam ", with assembling process form and dependent and and other part notLoad bearing system---" skeleton " of the low voltage switchgear body that can separate.
In Fig. 1 embodiment on " column " 1 of the left front side plate in assembly type housing of low-voltage switch cabinet front peaceHinge 16, by hinge 16, door 17 is arranged on the front of cabinet; At assembly type housing of low-voltage switch cabinetThe back side, is directly installed on the assembly type housing of low-voltage switch cabinet back side " column " with tapping screw by rear wall 15 upper,Form by wall and install, the low voltage switchgear body of the plate-type assembled of one side installation and maintenance; Press off assembly type is low" column " the upper hinge 16 of installing that closes the back side of cabinet housing, by hinge 16, door 17 also can be arranged on cabinetThe back side, form from wall install, the low voltage switchgear body of the plate-type assembled of two-sided installation and maintenance.
The present invention shown in Fig. 2 executes two sectional views for left front side plate and right back side plate of example, their sectional viewShape is similar, if their width is equal, they are exactly identical part; Described left front side plate and right back side plate oneThe dual flanging in limit is forward " ∏ " shape " column " of local two thicknesss of slab, and the bending of opposite side individual layer is side direction " ∏ "Shape: on one side of the dual flanging of need, 180 ° of first local bendings, two thicknesss of slab of local formation, at these twoThe region of thickness of slab is bent into " ∏ " shape on request, and then at opposite side individual layer lateral bending " ∏ " shape on request.
The present invention shown in Fig. 3 executes three sectional views for right front side plate and left back side plate of example, their sectional viewShape is similar, if their width is equal, they are exactly identical part, described left front side plate and right back side plate oneThe dual flanging in limit is forward " ∏ " shape " column " of local two thicknesss of slab, and the bending of opposite side individual layer is side direction " ∏ "Shape: on one side of the dual flanging of need, 180 ° of first local bendings, two thicknesss of slab of local formation, at these twoThe region of thickness of slab is bent into " ∏ " shape on request, and then at opposite side individual layer lateral bending " ∏ " shape on request;Fig. 3 and Fig. 2 difference are that the size at individual layer lateral bending " ∏ " shape position of Fig. 2 is than the chi at the same position of Fig. 3A very little large thickness of slab, therefore the two can realize seamless intussusception assembling.
" ∏ " shape " column " of Fig. 2 and Fig. 3 embodiment upper and lower two ends have with angle connector and matchInstalling hole: front square hole with meet large matched in clearance specification, the counterbore of side and countersunk head with the square falcon of square falcon screwThe countersunk head of tapping screw matches; The upper and lower two ends of lateral bending " ∏ " shape, middle part have and beam column connection part phaseThe installing hole of joining, aperture meets screw mounting hole specification.
The present invention shown in Fig. 4 executes four sectional views for pretectum or rear base plate of example, their sectional view phaseSeemingly, if their width is equal, they are exactly identical overall board-like part, described left front side plate and right backSide plate on one side dual flanging is forward " ∏ " shape, and the bending of opposite side individual layer is " Z " shape: at the dual flanging of needOn one side, 180 ° of first local bendings, two thicknesss of slab of local formation, roll on request in the region of these two thicknesss of slabCurve " ∏ " shape, and then press the bending of " Z " shape, 90 ° of the equidirectional bendings in all the other both sides at opposite side individual layer.
The present invention shown in Fig. 5 executes five sectional views for noseplate or back header of example, their sectional view phaseSeemingly, if their width is equal, they are exactly identical overall board-like part, described left front side plate and right backSide plate on one side dual flanging is forward " ∏ " shape, and the bending of opposite side individual layer is " Z " shape: at the dual flanging of needOn one side, 180 ° of first local bendings, two thicknesss of slab of local formation, roll on request in the region of these two thicknesss of slabCurve " ∏ " shape and then press the bending of " Z " shape, 90 ° of the equidirectional bendings in all the other both sides at opposite side individual layer. Figure5 with Fig. 4 difference be that the height dimension at individual layer lateral bending " Z " shape position of Fig. 4 is than the same position of Fig. 5The large thickness of slab of height dimension.
" ∏ " shape " crossbeam " two ends, left and right of Fig. 4 and Fig. 5 embodiment have with angle connector and matchInstalling hole: front square hole with meet large matched in clearance specification, the counterbore of side and countersunk head with the square falcon of square falcon screwThe countersunk head of tapping screw matches; The upper and lower two ends of lateral bending " ∏ " shape, middle part have and beam column connection part phaseThe installing hole of joining, aperture meets screw mounting hole specification.
Figure 6 shows that it is angle connector that the present invention executes six of example, thick steel during the angle connector of the present embodiment adoptsPlate punching bending is " L " shape strip part, the square hole of punching on one side on it, another side punching circular hole; Square holeThe specification of size and the large matched in clearance of square falcon size conforms with square falcon bolt, the diameter of circular hole meets self tapping spiral shellThe specification in nail aperture, and the pitch-row of square hole and circular hole all meets the regulation of low-tension switch cabinet structural module.
It is beam column connection part that the present invention shown in Fig. 7 executes seven of example, and the beam column connection part of the present embodiment is thick in adoptingPunching of the steel plate is " L " shape flat part, its upper punch rounding hole; The diameter of circular hole meets the rule in mounting screw holeModel, and its pitch-row meets the regulation of low-tension switch cabinet structural module.
In the present embodiment, described angle connector and beam column connection part can adopt the medium plate of any thickness of slab,The present invention adopts 4mm medium plate; Described left side plate, bottom, top cover, door and rear wall are all the plate of monoblockFormula part, can adopt the sheet metal of any thickness of slab, and the present invention adopts 1.5mm sheet metal.
Claims (6)
1. a low voltage switchgear body for plate-type assembled, is characterized in that: the low of described plate-type assembled presses offClosing cabinet cabinet is directly installed by assembly type housing of low-voltage switch cabinet front hinge mounting door and back side securing memberRear wall forms; Wherein:
Described assembly type housing of low-voltage switch cabinet is filled with attaching parts and securing member by left side plate, top cover and base plateJoin and form, described left side plate, top cover and bottom are all the plate type parts of assembling, are used by the board-like part of monoblockTapping screw assembles, the board-like part of described monoblock comprise left front side plate, left back side plate, right front side plate,Right back side plate, pretectum, back header, noseplate and rear base plate;
Described left front side plate, left back side plate, right front side plate and right back side plate be double bending on one side, local formation twoForward " ∏ " shape " column " of individual thickness of slab, the bending of opposite side individual layer is side direction " ∏ " shape, left front side plate and the right side" ∏ " shape position of the individual layer bending of back side panel is nested in left back side plate and right front side plate corresponding site outside is used certainlyAttack screw and be assembled into two thicknesss of slabShape " central post ";
Described pretectum, back header, noseplate and rear base plate be double bending on one side, and two thicknesss of slab of local formation justTo the upper and lower eaves of " ∏ " shape " crossbeam ", the bending of opposite side individual layer is " Z " shape, the individual layer of pretectum and rear base plate" Z " shape of bending is nested on back header and noseplate corresponding site with the tapping screw intussusception top that is assembledTwo thicknesss of slabShape " middle cross beam ";
Described housing of low-voltage switch cabinet with described attaching parts by described " column ", upper and lower eaves " crossbeam ", " inColumn " and " middle cross beam " fixing load bearing system that forms exoskeletal low-tension switch cabinet, described load bearing systemThickness of slab is the twice of all the other position thicknesss of slab of cabinet;
Described attaching parts comprise corner connector and beam column fixed connecting part, described housing of low-voltage switch cabinetFour jiaos of places up and down with described corner connector, " column " fixed and is connected, institute with upper and lower eaves " crossbeam "State left side plate and top cover or base plate middle part with described beam column fixed connecting part by " central post " and " middle cross beam "Fix and connect, except other position at above-mentioned position, adopting sunk screw to combine described left side plate and top coverOr base plate is fixed and connects;
Described corner connector comprises angle connector and corner fasteners, and described beam column fixed connecting part comprisesBeam column connection part and beam column securing member; Described angle connector is that cross section is the strip medium plate of " L " shapePressing product, one side punching pitch-row meet the modulus of low tension switch cabinet and with coordinate with the square falcon of square falcon screwSquare hole, another side punching pitch-row meet low tension switch cabinet modulus and aperture meet tapping screw apertureThe circular hole of specification; Described beam column connection part is the pressing product of the medium plate of tabular " L " shape, punching on itPitch-row meets the circular hole that the modulus of low tension switch cabinet and aperture meet screw mounting hole specification; Described bightSecuring member and described beam column securing member comprise respectively the side's of being with falcon screw association, sunk screw combination, tapping screw.
2. the low voltage switchgear body of plate-type assembled according to claim 1, is characterized in that: described inThe side's of being with falcon screw association comprises the side's of being with falcon screw, packing ring, spring washer and nut, described sunk screw combination bagDraw together sunk screw, packing ring, spring washer and nut, described tapping screw comprises coiled hair, tack, cup head certainlyAttack screw.
3. the low voltage switchgear body of plate-type assembled according to claim 1, is characterized in that: described left frontThe cross sectional shape of side plate and described right back side plate is similar, and in the time that their width equates, they are exactly identical zeroPart; The cross sectional shape of described right front side plate and described left back side plate is similar, in the time that their width equates, theyIt is exactly identical part; The two ends of described " ∏ " shape " column " have the installation corresponding with described angle connectorHole, two limits of all the other not bendings have adapt with top cover or base plate and and the counterbore that matches of sunk screw;The more described right front side plate of size and the left back side plate of individual layer side direction " ∏ " shape of described left front side plate and right back side plateThe large thickness of slab of size of corresponding position, after tight the former this position seamless intussusception being assemblied in tapping screwPerson's corresponding position outside becomes the board-like left side plate of described assembling, middle part form two thicknesss of slab " ∏ " shape " inColumn ", its two ends have the circular hole that meet tapping screw hole gauge model corresponding with beam column connection part.
4. the low voltage switchgear body of plate-type assembled according to claim 1, is characterized in that: described inThe cross sectional shape of pretectum and rear base plate is similar, and in the time of their deep equalities, they are exactly identical part, instituteThe cross sectional shape of stating noseplate and back header is similar, and in the time of their deep equalities, they are exactly identical part;On two limits that all the other equidirectional bendings are 90 °, have with left side plate adapt and and sunk screw match sinkHole; Highly more described noseplate and the Hou Ding at " Z " shape position of the individual layer bending of described pretectum and rear base plateA highly large thickness of slab of lid corresponding position, is assembled into described assembling at " Z " shape top with tapping screwBoard-like top cover or base plate, two thicknesss of slab in formation topShape " middle cross beam "; Middle cross beam " two ends haveThe circular hole that meet tapping screw hole gauge model corresponding with beam column connection part.
5. the low voltage switchgear body of plate-type assembled according to claim 1, is characterized in that: described inLeft front side plate, left back side plate, right front side plate, right back side plate, pretectum, back header, noseplate and rear base plateAll select 1.5mm sheet metal.
6. the low voltage switchgear body of plate-type assembled according to claim 1, is characterized in that: described inDoor is installed in the front of housing of low-voltage switch cabinet, the back side directly install that rear wall forms that one side that reliable wall installs is installed andThe low voltage switchgear body of the plate-type assembled of safeguarding; If also use overleaf hinge mounting door, form from wall and installWith the low voltage switchgear body of the plate-type assembled of two-sided installation and maintenance, described door and rear wall are also the board-like of monoblockPart, all adopts 1.5mm sheet metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010247789.2A CN101931169B (en) | 2010-08-06 | 2010-08-06 | The low voltage switchgear body of plate-type assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010247789.2A CN101931169B (en) | 2010-08-06 | 2010-08-06 | The low voltage switchgear body of plate-type assembled |
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| Publication Number | Publication Date |
|---|---|
| CN101931169A CN101931169A (en) | 2010-12-29 |
| CN101931169B true CN101931169B (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010247789.2A Active CN101931169B (en) | 2010-08-06 | 2010-08-06 | The low voltage switchgear body of plate-type assembled |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931595A (en) * | 2012-11-20 | 2013-02-13 | 江苏天翔电气有限公司 | Cabinet body of high-voltage switch cabinet |
| CN109979712A (en) * | 2019-04-19 | 2019-07-05 | 华翔翔能电气股份有限公司 | A kind of assembling is dry to become cabinet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4381842A (en) * | 1979-07-17 | 1983-05-03 | Tokyo Shibaura Denki Kabushiki Kaisha | Metal enclosure and manufacturing method therefor |
| CN1126895A (en) * | 1994-09-01 | 1996-07-17 | Abb.专利有限公司 | Switchpanel for an electrical low-voltage, medium-voltage or high-voltage installation |
| CN201113255Y (en) * | 2007-10-17 | 2008-09-10 | 河南索凌电气有限公司 | Power distribution cabinet stand column |
-
2010
- 2010-08-06 CN CN201010247789.2A patent/CN101931169B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4381842A (en) * | 1979-07-17 | 1983-05-03 | Tokyo Shibaura Denki Kabushiki Kaisha | Metal enclosure and manufacturing method therefor |
| CN1126895A (en) * | 1994-09-01 | 1996-07-17 | Abb.专利有限公司 | Switchpanel for an electrical low-voltage, medium-voltage or high-voltage installation |
| CN201113255Y (en) * | 2007-10-17 | 2008-09-10 | 河南索凌电气有限公司 | Power distribution cabinet stand column |
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| Publication number | Publication date |
|---|---|
| CN101931169A (en) | 2010-12-29 |
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