CN1224788A - Check board for floor - Google Patents
Check board for floor Download PDFInfo
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- CN1224788A CN1224788A CN 98124435 CN98124435A CN1224788A CN 1224788 A CN1224788 A CN 1224788A CN 98124435 CN98124435 CN 98124435 CN 98124435 A CN98124435 A CN 98124435A CN 1224788 A CN1224788 A CN 1224788A
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- floor
- cut
- base plate
- check board
- board
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Abstract
The invention relates to a grid panel for floor, which is formed by jointing a top plate with a peripheral of bottom plate. The bottom plate is constituted by projecting a connection piece sidewise on an opening edge part of an upper end of a low-profile box-shaped body part. A recessed part for wiring which is recessed from the outer side to the inner side so as to reach an upper end from a lower end of a riser wall piece is formed on the rise wall piece of the low-profile box-shaped body part. An upper opening of the bottom plate is covered by a top plate, and an upper end of the recessed part is covered by joining a joining piece provided on an outer peripheral end part of the top plate with the connection piece provided on an outer peripheral end part of the upper end of the bottom plate. A covered part of the upper end part of the recessed part is a part to be cut.
Description
The present invention relates to engage the check board for floor that freely enters floor (freeaccess floor) usefulness that forms with around the base plate by top board.
Can by under the floor via the check board for floor of the logical line of check board for floor to the floor, be exposed in the Japanese kokai publication hei 6-113433 communique.
The prior art is to form peristome on check board for floor, logical line nappe can be optionally be installed on this peristome with the horizontal installment state or the installment state of inclination of the top board of top part, place at unnecessary logical line, be mounted to the top board of logical line nappe horizontal, and in the place that is necessary logical line, the top board that then will lead to the line nappe is mounted to skewed and under the floor electric wire is passed through along the top board below that tilts.
In above-mentioned prior art, for asking logical line nappe can be optionally installed with the horizontal installment state of the top board of top part or the installment state of inclination, so the installation constitution of logical line nappe is very complicated, the complicated structure of two kinds of installations can be made in the mounting portion that becomes the logical line nappe of logical line nappe and check board for floor, and its cost also can increase.In addition, also will install logical line nappe in the place of unnecessary logical line, the intensity of this part can weaken.More can cause and when constructing, forget logical line nappe to be installed and to be constructed, or be that logical line nappe causes trouble generations such as construction inconvenience from the check board for floor disengaging when constructing.In addition, can select, when check board for floor is constructed, have the trouble that the installment state of leading to the line nappe of check board for floor is installed with the installment state of mistake and take place because of two kinds of logical line nappe mounting meanss are arranged.
In addition, in the past by top board 1 and base plate 2 around engage the check board for floor 3 that forms, though its inner plaster 40a that is filled with, but in this check board for floor, when filling plaster 40a is as core 40, as shown in figure 30, with the bottom surface of base plate 2 be under the state of upper end with plaster 40a filling in inside, in the case, owing to can't be filled with plaster 40 fully, can form gap S between the bottom surface of plaster 40a and base plate 2, when this check board for floor be subjected to by last and the occasion of bigger load the time, cause has the relation of above-mentioned gap S, and has the problem that particularly is easy to generate crackle on the middle body of plaster 40a.
In addition, in the prior art, the following supporting part on pillar 20 tops shown in Figure 23 b is carrying the bottom surface sections of base plate 2 of the corner portions located of check board for floor 3, in the certain occasion of loaded length W shown in Figure 23, plays down the length L that supporting part 22 front ends end by pillar 20
1During growth, the moment that following supporting part 22 is born can increase, and following supporting part 22 has the problem of shaking that is easy to generate.
And being engaged in the check board for floor 3 that forms on every side with base plate 2 by top board 1 in the past, when metallic base plate 2 was out of shape, check board for floor 3 itself also can deform, and can't become the check board for floor 3 of correct shape.
The objective of the invention is to address the above problem and make check board for floor not need to install in addition logical line nappe in the place of unnecessary logical line, its structure becomes simple and constructs easily, this structure is as long as can lead to line simply being necessary that logical line part is cut this place, and excision that can cut-out portion can correctly be carried out simply again, what the width that leads to the required part of line can be reduced to more that minimum can prevent check board for floor intensity lowly can lead to line again, even, more can improve check board for floor intensity with rational formation in also problem to some extent not of the check board for floor of supporting bigger load place.And, even do not have filling occasion completely at plaster, gap and central portion can not take place between the bottom surface of the plaster at central portion place and base plate to be subjected to load and also can not to make plaster generation slight crack, and the following supporting part that is arranged on pillar top can support check board for floor that it can not shaken unchangeably.In addition, go up at the scene, can will be on the necessary position of logical line can cut-out portion excise in advance, just need not cut off engineering when constructing at the scene and lead to lineman's journey.In addition, when preventing bottom deformation, can improve its intensity.
Therefore, check board for floor of the present invention, be by engaging the check board for floor that forms around top board and the base plate, the top is opening-like and overlook the bonding pad that the opening edge portion place of the body upper end of the slim case shape that is square shape is provided with toward the outer side and constitute base plate; On the upstanding wall sheet of the body of slim case shape, form the depressed part that extends by the inboard longitudinal direction that caves in and use in lateral to the upper end towards logical line by upstanding wall sheet lower end; When utilizing top board with the upper shed of base plate sealing, bonding pad set on the peripheral end portion of top board combines with the bonding pad of the upper end peripheral end portion of base plate, and the depressed part upper end closed that will extend towards longitudinal direction; Conduct can cut-out portion in order to form peristome towards part that the depressed part upper end that longitudinal direction extends seal.Under so constituting, place at unnecessary logical line, do not need to excise and cut-out portion can as common check board for floor, construct, place at the logical line of necessity, can cut-out portion excision make the upper end opening of depressed part, the depressed part by this upper end opening can lead to the line operation.
In addition, either party or the both sides at the position at the joint fastener place of the depressed part upper end closed that extends towards longitudinal direction and the position of joint fastener are equipped with and bore a hole or the cut-out assisted parts of thin-walled ditch etc.Under so constituting, when cut off can cut-out portion when, cut off the mode that the assisted parts place is cut off, can be simply will can the excision of cut-out portion make the upper end opening of depressed part.
And the relative direction place of the check board for floor of adjacency is provided with can cut-out portion, with the width of depressed part depression direction equidirectional that can cut-out portion approximately be standard the flexible electric wire conduit diameter 1/2nd.Under so constituting, by the excision check board for floor can cut-out portion, the width of the peristome of adjacent two check board for floor just slightly equals the flexible electric wire conduit diameter size of standard, so the flexible electric wire conduit of standard is passed through, thus, reduce to minimum with the width of depressed part depression direction equidirectional that can cut-out portion, can prevent that the intensity of check board for floor from reducing.
In addition, played to form a plurality of protuberances upward by the bottom of the body of the thin case shape of base plate, top board combines with the upper end of protuberance; A plurality of these joint portions are configured to be radial arrangement by the top board center, and simultaneously, it is many being configured in the joint portion quantity that the joint portion quantity on the diagonal of top board is configured on radial other lines.Under so constituting, be that the longest diagonal part can be more strongly in conjunction with top board and base plate in length at check board for floor.
And, make the central portion of base plate cave in to the inside and pour into after the plaster, prevent jut forming central space in order to make the plaster close attachment aspect this central portion at least.Under so constituting, the bottom surface of base plate be under the state of upper end inner with the occasion under the state of plaster filling in, can't fill up with plaster fully, even can form the gap between the bottom surface of plaster and base plate, bottom center portion place's plaster at base plate can prevent that jut from contacting with central space, when so in use being subjected to the occasion of very big load, the central portion place of check board for floor is subjected to central space and prevents the support of jut and crackle can not take place.
In addition, opening-like and four corner parts that overlook the body of the slim case shape that is square shape in top are heaved to the line more lateral that forms dimetric four limits, formed the corner bulge.Under so constituting, the following supporting part on pillar top is carried the corner bulge of base plate, under the following loaded length at supporting part place is certain occasion, can shorten by pillar and play down length till the supporting part front end, the following moment that supporting part bore can reduce, and following supporting part does not have the problem of shaking that is easy to generate.
And, form that peristome uses a plurality of can cut-out portion in, stay one of them above can cut-out portion other can cut-out portion then stay loam cake support sector and cut off the formation peristome, this peristome can be sealed with loam cake simultaneously.Under so constituting, can on the necessary position of logical line, can cut-out portion excise in advance, just need not cut off engineering when constructing at the scene and lead to lineman's journey, and, stay can cut-out portion forming peristome and leading to lineman's journey of not excision in advance if having at the construction field (site) to need to cut off.
In addition, should be formed with the elongated recessed or protruding reinforcement bar portion on four limits on every side that are parallel to the base plate bottom surface.Under so constituting, can prevent the distortion of four limits on every side of base plate bottom surface with bar portion by the elongated recessed or protruding reinforcement on four limits on every side that are parallel to the base plate bottom surface, form the check board for floor of correct shape, and, the intensity of check board for floor can be improved.
Below will be illustrated the present invention with reference to the accompanying drawings.
Fig. 1 is the partial perspective view of the depressed part of check board for floor of the present invention.
Fig. 2 is the part sectioned view of the depressed part of the same check board for floor.
Fig. 3 is in the partial perspective view under the state that forms peristome of can cut-out portion cutting off with the same check board for floor.
Fig. 4 is at the part sectioned view under the state that forms peristome of can cut-out portion cutting off with the same check board for floor.
Fig. 5 is the stereogram of the construction state of the same check board for floor of demonstration.
Fig. 6 a-d shows the same employed base plate, and Fig. 6 a is a bottom view, and Fig. 6 b is an elevation, and Fig. 6 c is a lateral view, and Fig. 6 d is the sectional drawing on the X-X line of Fig. 6 a.
Fig. 7 a-d is for showing the same employed base plate, and Fig. 7 a is a bottom view, and Fig. 7 b is an elevation, and Fig. 7 c is a lateral view, and Fig. 7 d is the sectional drawing on the Y-Y line of Fig. 7 a.
Fig. 8 a, 8b are the same employed in conjunction with the key diagram that combine example of key element with combined key element for showing.
Fig. 9 a, 9b combine the key diagram of example for showing the same employed in conjunction with key element and combined key element other.
Figure 10 a is top part and the formed overlapping sectional drawing that is embedded into portion with Embedded Division and overlapping usefulness of bottom surface sections that is presented at check board for floor, Figure 10 b is the sectional drawing of the projection bend of check board for floor, and Figure 10 c is the sectional drawing in conjunction with the bound fraction of key element and combined key element of check board for floor.
Figure 11 a-d is depicted as the state that is held in pillar is propped up in the same check board for floor carrying, and Figure 11 a is three-dimensional, and Figure 11 b plan view, Figure 11 c are sectional drawing, and Figure 11 d is positioned at by the sectional drawing of pillar away from the check board for floor of the adjacency at part place.
Figure 12 a is a stereogram under the state before the same logical line lid is installed, and Figure 12 b is the stereogram that is led to after the installation of line lid under the state of line.
Figure 13 a, 13b, 13c are depicted as explanation can cut-out portion cut off the formation peristome, be led to the key diagram of the order of line behind this peristome installing lining.
Figure 14 is the stereogram at the state that the same laggard line that works of lining is installed.
Figure 15 a-b is depicted as the embodiment that cuts off assisted parts is set, and Figure 15 a is a bottom view, and Figure 15 b is a plan view.
Figure 16 shows that other embodiment that cut off assisted parts are set, Figure 16 a is a bottom view, and Figure 16 b is a plan view.
Figure 17 shows that at the plan view that the flexible electric wire conduit is passed under the state that is formed at the same peristome that can cut-out portion.
Figure 18 a-c is depicted as other embodiment of the present invention, and Figure 18 a is the bottom view of check board for floor, and Figure 18 b is an elevation, and Figure 18 c is a lateral view.
Figure 19 shows that in can cut-out portion 9, stay more than one of them can cut-out portion other can cut-out portion be then cut off and form peristome and only stay loam cake support sector, the bottom view of the state that this peristome is sealed with loam cake simultaneously.
Figure 20 is the sectional drawing of the state before the same filling ash mixes.
Figure 21 a is the same when with the plaster filling, can form the diagrammatic illustration figure of minim gap between the bottom surface of plaster and base plate, and the central portion place that Figure 21 b is depicted as the explanation check board for floor is subjected to the greatly example of the occasion of load.
Shown in Figure 22 is the bottom view of the same corner bulge.
Figure 23 a be with corner bulge mounting in the diagrammatic illustration figure of the state of the following supporting part of pillar, Figure 23 b in the occasion that is not provided with the corner bulge, with the corner of base plate partly mounting in the diagrammatic illustration figure of the state of the following supporting part of pillar.
Figure 24 is the stereogram that can cut-out portion cuts off formed peristome and the loam cake of this peristome of covering that will be the same.
Figure 25 is for being coated with the stereogram of the state of loam cake at the same peristome.
Figure 26 a-c is depicted as and leaves the same loam cake support sector and peristome after giving cut-out, and Figure 26 a is a plan view, and Figure 26 b is a bottom view, and Figure 26 c is a side view.
Figure 27 makes the central portion of top part uprise the elevation of enforcement for form convex in the same check board for floor towards face side.
Figure 28 is the diagrammatic illustration figure of the state that piled up of the same check board for floor being turned upside down for the sclerosis of plaster.
Figure 29 is top part and the formed overlapping sectional drawing that is embedded into other examples of portion with Embedded Division and overlapping usefulness of bottom surface sections at check board for floor.
Figure 30 be in the prior art when with the plaster filling, form the diagrammatic illustration figure of the situation of minim gap between the bottom surface of plaster and base plate.
Check board for floor 3 is to be made by the metal as iron, forms by engaging around top board 1 and the base plate 2, and the inside of two flat boards is by the in addition filling and the core 40 that forms is constituted of light weight plaster or foamed synthetic resin.
Then, the top lid top panel 1 of base plate 2 is utilized the upper shed portion sealing of top board 1 with the thin case shape body 4 of base plate 2, when the joint fastener 8 of the bonding pad 5 of the peripheral end portion of base plate 2 and the peripheral end portion of top board 1 was overlapping, the leading section of this joint fastener 8 can return clamping with bonding pad 5 combine with joint fastener 8 (please refer to Fig. 1, Fig. 2) to the inboard of bonding pad 5.And, can the combining with the combined key element 15a of base plate 2 of top board 1 in conjunction with key element 15b.At this, shown in Fig. 8 a, top board 1 in conjunction with key element 15b be the bottom surface atresia bottom tube-like arranged, the combined key element 15a of base plate 2 also is the bottom tube-like that has of bottom surface atresia, to there be bottom tube-like to imbed the combined key element 15a of bottom tube-like in conjunction with key element 15b, shown in Fig. 8 b, snap in fixed form combination in addition, or be shown in Fig. 9 a, top board 1 be the bottom tube-like that has of bottom surface atresia in conjunction with key element 15b, base plate 2 be poroid in conjunction with key element 15a, to there be bottom tube-like to imbed poroid combined key element 15a, shown in Fig. 9 (b), snap in fixed form combination in addition in conjunction with key element 15b.
At this, what overlook sight by the joint portion 15 that is combined in conjunction with key element 15b and combined key element 15a is that center by top board 1 is and exists a plurality ofly radially, and to be configured in joint portion 15 quantity that joint portion 15 quantity on the diagonal angle line of top board 1 are configured on radial other lines be many.So, joint portion 15 quantity that are configured on radial other lines in joint portion 15 quantity on the diagonal angle of top board 1 line are many, be because formed check board for floor 3 is overlooked the square shape that is of sight, die along diagonal length partly to the longest, in the longest part of this distance joint portion 15 is set, can be by the length of overlooking sight of check board for floor 3 the longest diagonal part is to make top board 1 combine with base plate 2 more strongly more.
Check board for floor 3 constitutes as mentioned above.The joint fastener 8 of the peripheral end portion of top board 1 is overlapped in the bonding pad 5 of the peripheral end portion of base plate 2, and the leading section of this joint fastener 8 is turned back towards the dorsal part of bonding pad 5 clamp and bonding pad 5 is combined with joint fastener 8.So, the upper end of the depressed part 7 that the set logical line that extends towards longitudinal direction is used on the upstanding wall sheet 6 of the body 4 of slim case shape, though sealed as shown in Figure 1, 2 by bonding pad 5 and joint fastener 8 overlapping parts, part of being sealed of the upper end of the depressed part 7 that this extends towards longitudinal direction become can excise into opening can cut-out portion 9.
The part that the corner part both sides of above-mentioned check board for floor 3 and bonding pad 5 and joint fastener 8 are overlapping, excision forms excision portion 18 respectively as shown in figure 11.
With the check board for floor in the aforesaid structure 3 in addition when overlapping collection or the occasion of carrying, the top and bottom of check board for floor 3 up and down formed overlapping be embedded into portion 45 with Embedded Division 46 and overlapping usefulness can be along the longitudinal direction tabling and can be in addition not overlapping to horizontal direction skew ground.Then construct in the scene of being transported to again, in the construction of check board for floor 3, as Fig. 5, shown in Figure 11, pillar 20 upper end that check board for floor 3 is set up on the ground board substrate 19 as the plaster flat board are via being constructed and constitute floor 21 in the gap 20 of base plate matrix 16 tops.At this, the top of pillar 20 is provided with down supporting part 22, and the central portion place of the top part of following supporting part 22 is provided with and is supporting part 23 on the crosswise, is provided with dividing plate projection 24 and go up supporting part 23.Then, the corner portions located of 4 pieces of check board for floor 3 of top carrying of pillar 20, in this occasion, as shown in figure 11, the bottom surface sections of the bottom 2 of check board for floor 3 carries down supporting part 22, and the bonding pad 5 of the corner portions located of check board for floor 3 and joint fastener 8 overlapping parts carry supporting part 23, in this occasion, excision portion 18 can be embedded in dividing plate with being located in the projection 24, imbed dividing plate in this excision portion 18 and use in the state of being located in the projection 24, can form 1mm between the adjacent check board for floor 3 with interior little gap 25.The mode of locate with projection 24 with dividing plate in order to ensure little gap 25 moves between the check board for floor 3 in preventing to use and the situation generation that too closely causes dismantling.
Construct with check board 3 as above-mentioned plate over the ground, place at unnecessary logical line, do not need to excise with the upper end sealing of depressed part 7 can cut-out portion 9, the upper end of depressed part 7 is to construct under the overlapping partially enclosed state of bonding pad 5 and joint fastener 8 as shown in Figure 1 and Figure 2.Then, in the place of the logical line of necessity, excision can cut-out portion 9 form peristomes 10 with the upper end sealing of depressed part 7, locates carry out opening than opening 10 parts above more in the upper end of depressed part 7.Then, with the side surface part formed depressed part 7 of the electric wire 26 of distribution on ground board substrate 19, derive upward by the peristome that the upper end forms 10 of depressed part 7 by check board for floor 3.
Figure 5 shows that electric wire pallet 27 is set on ground board substrate 19, be routed on the terminal contact 27a by electric main 26 ' in this electric wire pallet 27, this electric wire 26 ' that is routed on the terminal contact 27a is derived by the formed peristome 10 in the upper end of depressed part 7 upward by above-mentioned depressed part 7.Though the leading section of electric wire 26 is connected with socket 28, can also utilize flexible electric wire conduit 13 set on the ground board substrate 19 to derive upward by the formed peristome 10 in the upper end of depressed part 7 by above-mentioned depressed part 7.The lid that 27b among Fig. 5 uses for sealing electric wire pallet 27 openings.
In this, can cut-out portion 9 excising of the upper end that will seal depressed part 7 with when forming peristome 10, can 9 excisions of cut-out portion become FangZi Zhuan formation peristome 10 as shown in figure 12 by parting tool, or be, also can be shown in Figure 13 a → b can cut-out portion 9 both sides cut off, shown in the direction of arrow of Figure 13 b, can cut off 9 ones and be bent to form peristome 10 downwards along connecting line between the rearward end of cutting off line then.
And, on can cut-out portion 9 along below depressed part 7 both sides slightly be formed with the cut-out assisted parts 9a that is provided with perforation or thinner wall section etc. that is FangZi Zhuan in the inboard slightly top position of recess of top position and depressed part, owing to slightly be formed with the cut-out assisted parts 9a that has perforation or thinner wall section etc. as shown in figure 15 in the top position along depressed part 7 both sides that can cut-out portion 9, can be simply and correctly cut off with FangZi Zhuan and form the oral area 10 relative with depressed part 7 along this cut-out assisted parts 9a that has perforation or a thinner wall section etc., or be, two ends that can cut-out portion 9 are as being cut off with the relative of depressed part 7, can cut off 9 ones and be bent to form peristome 10 downwards along connecting line between the rearward end of cutting off line then.
As previously discussed, when can cut-out portion 9 form perforation or thinner wall section etc. and cut off assisted parts 9a when, can be arranged at simultaneously on bonding pad 5 and joint fastener 8 both sides, or be can only be arranged at bonding pad 5 or joint fastener 8 wherein on the side.Being arranged at bonding pad 5 simultaneously can easily be cut off with the words on joint fastener 8 both sides.It is strong and as long as both sides are cut off to be arranged at bonding pad 5 or joint fastener 8 intensity that wherein words on the side can cut-out portion 9, also can easily be cut off.
Cutting off the occasion that can cut-out portion 9 forms peristomes 10, logical line lid 12 can be installed as shown in figure 12.Logical line lid 12 is provided with 2 extraction units 11 of overlooking to be FangZi Zhuan, and the outer end of logical line lid 12 is provided with the holding section 12a of ditch shape.Logical line lid 12 is to embed peristome 10 with holding section 12a to fix, and any one extraction unit 11 of 2 extraction units 11 is excised formation excision portion 31 with the instrument as the pliers shown in Figure 12 a, shown in Figure 12 b, will be derived upward by excision portion 31 by electric wire 26.At this, an extraction unit 11 is preferably power line usefulness in 2 extraction units 11, another is preferably the information line and uses, when the electric wire 26 of the logical line of desire is the occasion of power line, the extraction unit 11 that power line is used is extracted out, when the electric wire 26 of the logical line of desire is the occasion of information line, the extraction unit 11 that the information line is used is extracted out.Owing to be provided with aforesaid logical line lid 12, can live wire 26 do not touch with it and cause the danger generation of breakage etc. cutting off (cut-off part edge) on the edge that can cut-out portion 9 forms peristomes 10.
Also can shown in Figure 13 a → b, can embed rubber or have the FangZi Zhuan lining 32 that flexible flexible materials such as synthetic resin are formed to the edge of peristome 10 in cut-out portion 9 cut-out backs, as Figure 13 c 26 pairs of openings 10 of electric wire be led to line then.So locate fix, can live wire 26 do not touch with it and cause the danger generation of breakage etc. cutting off (cut-off part edge) on the edge that can cut-out portion 9 forms peristomes 10 by the lining 32 that the embedding of holding section 32a will form holding section 32a at its place, end at the edge (cut-off part edge) that cuts off the peristome 10 that can cut-out portion 9 backs forms.
But, in the present invention, can cut-out portion 9 using the adjacent occasion of check board for floor 3, can cut-out portion 9 can cooperate the position of relative directions to be formed at the relative direction place of adjacent check board for floor 3.Therefore, when the occasion of can cut-out portion 9 excising or being bent to form peristome 10 respectively, be FangZi Zhuan peristome 10 and interconnect and form an opening 33 of overlooking to be square shape owing to two the relative direction of adjacent check board for floor 3.At this, with the width of depressed part 7 depression direction equidirectionals that can cut-out portion 9 approximately be standard flexible electric wire conduit 13 diameters 1/2nd, therefore, can just slightly equal flexible electric wire conduit 13 diameter of standard by the cut-out portion 9 back width of overlooking the opening 33 that is square shape that form by excision, so the flexible electric wire conduit 13 of standard is passed through.
So, at width approximately be with depressed part 7 depression direction equidirectionals that can cut-out portion 9 standard flexible electric wire conduit 13 diameters 1/2nd and can make that the flexible electric wire conduit 13 of standard passes through aspect on, reduce to minimum with the width of depressed part 7 depression direction equidirectionals that can cut-out portion 9, can prevent that the intensity of check board for floor 3 from reducing.And, in the embodiment shown in the figures, approximately two times of flexible electric wire conduit 13 diameters of standard along the length of the side edge direction of check board for floor 3 that can cut-out portion 9 (that is be along the side edge direction of top board 1 length), become and to allow two length that flexible electric wire conduit 13 passes through, a flexible electric wire conduit 13 is to allow the electric wire that is made of power line pass through, and another flexible electric wire conduit 13 is to allow the electric wire that is made of the information line pass through.And, in the embodiment of Figure 17, because the edge of lining 32 embedding peristomes 10 with peristome 10 maintained, edge by lining 32 peristomes 10 is played to the inside ledge to be taken into account, with the width of depressed part 7 depression direction equidirectionals that can cut-out portion 9 can be long slightly than flexible electric wire conduit 13 diameters 1/2nd of standard, and along the length of the side edge direction of check board for floor 3 that can cut-out portion 9 also than two times long slightly of flexible electric wire conduit 13 diameters of standard.At this, the diameter of the flexible electric wire conduit 13 of standard is 25mm, and in the present embodiment, be 15mm for example at width with depressed part 7 depression direction equidirectionals that can cut-out portion 9, length along the side edge direction of check board for floor 3 that can cut-out portion 9 is 60mm, and its size does not need quite tight.
Figure 18 to Figure 29 is other embodiment of the present invention.Essential structure in the present embodiment is identical with aforesaid embodiment, and the explanation that repeat the Therefore, omited only is illustrated at dissimilarity.In the present embodiment, the central portion of base plate 2 is caved in to the inside and forms central space prevent jut 50.That is to say, engage around by top board 1 and base plate 2 aspect the check board for floor 3 that forms, when portion within it is filled with core 40 when being preferably the occasion of plaster 40a, shown in Figure 21 a, the bottom of base plate 2 can become under the state of upper end by plaster injection hole 47 filling plaster 40a to the inside again, in this occasion, can't fill up with plaster 40 fully, can form gap S between the bottom surface of plaster 40a and base plate 2, even so the part plaster 40a of bottom center portion at base plate 2 can prevent that jut 50 from contacting with central space, when being subjected to the occasion of very big load shown in Figure 21 b, the central portion place of check board for floor 3 is subjected to central space and prevents that jut 50 from being supported and crackle can not take place.At this, central space prevents that the cup depth of jut 50 is approximately about 3mm.
And for example shown in Figure 180, plaster injection hole 47 is arranged near one of them corner in four corners of bottom of base plate 2, near the steam vent 55 of exhaust air when being provided with at filling plaster this is provided with another corner on the diagonal in corner of plaster injection hole 47.So plaster injection hole 47 and steam vent 55 being separately positioned near the corner on the diagonal is because consider that intensity can lower, so it is neighbouring and be not arranged on the diagonal to be preferably disposed on above-mentioned corner.And, because plaster injection hole 47 is arranged at the bottom of base plate 2, so its aperture becomes the problem that greatly also do not have, the big I of diameter 50mm degree makes speeding up of filling plaster, obstruction in the time of also can preventing filling (that is to say, when the side of base plate is provided with the occasion of plaster injection hole 47, the aperture of diameter 20mm degree can only be arranged).The big I of steam vent 55 and plaster injection hole 47 are identical or be little than it, owing to be arranged at the bottom of base plate 2, when the plaster 40a that is injected by plaster injection hole 47 flows out the interval scale inside to fill up plaster fully from steam vent 55, can be used as operator's indication.
In the present embodiment, opening-like and four corner parts that overlook the body 4 of the slim case shape that is square shape in top are heaved to the line more lateral that forms dimetric four limits, formed corner bulge 51 (with reference to Figure 18, Figure 22).Under so constituting on the formed corner bulge 51, can be shown in Figure 23 a, supporting part 22 will be carried as the corner bulge 51 of the aforementioned base plate 2 of the corner portions located of check board for floor 3 under pillar 20 tops, and the repeating part of the bonding pad of the corner portions located of check board for floor 3 can be carried by supporting part 23 on pillar 20 tops.So the corner bulge of heaving laterally 51 is set in the corner of base plate 2 one, the mode of being carried by the following supporting part 22 on pillar 20 tops, in the following certain occasion of loaded length W at supporting part 22 places, can shorten by pillar 20 and play down length L till supporting part 22 front ends
2(just play down length L till supporting part 22 front ends than the prior art B-C post 20 shown in Figure 23 b
1Short), the result, the moment that following supporting part 22 is born can reduce, and following supporting part 22 does not have the problem of shaking that is easy to generate.
But, in Figure 18, be provided with for peristome 10 a plurality of can cut-out portion 9, stay in this a plurality of cut-out portion 9 one of them above can cut-out portion 9 other can cut-out portion 9 then stay loam cake support sector 52 and cut off the formation peristome, this peristome can be sealed and loam cake 53 is supported with loam cake support sector 52 with loam cake 53 simultaneously.Being provided with 4 among Figure 18 can cut-out portion 9, as shown in figure 19 with 4 can cut-out portion 9 in about each one add up to 2 can cut-out portion 9 be cut off in factory in advance to be split into peristome 10 usefulness loam cakes 53 and to be covered, and about other can cut-out portion 9 not cutting off in advance of 2 of each one totals kept.
The occasions of utilizing mode such as punching press removal that but the disconnected portion 9 of cutter is cut off in advance in factory, to rise by the central portion of the both sides unit of peristome 10 as shown in figure 26 loam cake support sector that outstanding to the inside projection tab forms 52 in addition reservation area cut off, this loam cake support sector 52 is as shown in figure 24 carries loam cake 53 and is supported (shown in Figure 25 be the state of loam cake 53 after installing), be provided with on the loam cake 53 and be く word sigmoid and rubber-like engaging pin sheet 53a can spring in the loam cake support sector 52 and the gap between peristome 10 inner edges that is made up of projection tab, engage pin sheet 53a and can have flexibly the lateral margin of peristome 10 and engaged.In addition, loam cake 53 is provided with the hole 53b that instruments such as making screwdriver inserts, and the hole 53b that can utilize driver tool to insert unloads loam cake 53.
So, since will form that peristome uses a plurality of can cut-out portion 9 in, stay one of them above can cut-out portion 9 other can cut-out portion 9 then stay loam cake support sector 52 and cut off the formation peristome, this peristome can be sealed with loam cake 53 simultaneously, so can be on the position of the minimum necessity of leading to line, just need not cut off engineering when constructing at the scene and lead to lineman's journey, and, stay can cut-out portion 9 forming peristomes and leading to lineman's journey of not excision in advance if having at the construction field (site) to need to cut off.
In the present embodiment, as Figure 18, shown in Figure 20, be parallel to the elongated recessed or protruding reinforcement bar portion 54 on four limits on every side of base plate 2 bottom surfaces.As described above, the elongated recessed or protruding reinforcement bar portion 54 on four limits around base plate 2 bottom surfaces, can prevent the distortion of base plate 2 with bar portion 54 by the elongated recessed or protruding reinforcement on four limits on every side that are parallel to the bottom surface, form the check board for floor 3 of correct shape, and, can improve the intensity of check board for floor 3.When in addition, elongated recessed or protruding reinforcement can be on the floor be inserted the degree of plaster with logical part of the side end place of lattice plate 3 with bar portion 54 from the edge of check board for floor 3 to the inside some degree close.
And for example shown in Figure 27, the surface of check board for floor 3 can form the central portion height and the lower convex shape of peripheral end portion (example is the convex shape of 0.5mm for the aspect height difference H of outer peripheral end and central portion as shown in Figure 27) on face side.Surface with check board for floor 3 like this can then be that the vestige of the end of check board for floor 3 does not have wire and event occurs in the occasion of laying floor with carpet on folded again behind the check board 3 forming the lower convex shape of central portion high peripheral end portion on the face side.But, a plurality of meetings form the central portion height and the occasion of the check board 3 that the floor of the lower convex shape of peripheral end portion is used on face side on folding, it stacks and can present instability, the bottom surface sections of the check board 3 that the old place plate is used, just the part except the outer part of base plate 2 bottoms can be more low.That is to say, be the occasion of 0.5mm at aforementioned H, be subjected among Figure 20 central portion 2b that the outer part 2a of base plate 2 bottoms surrounds than its outer part 2a low 1mm.So words are folded the occasion that goes up the check board of using on a plurality of floors 3, and it stacks and can stablize.
When overlapping placement is preserved after the intact plaster of filling, when the face side of check board for floor 3 is formed with the occasion of projection of 5mm, if the back side tabular of the check board for floor of overlapping placement 3 just can't be made the formed 5mm projection of the face side of check board for floor 3.But, since be subjected to as before central portion 2b that the outer part 2a of base plate 2 bottoms surrounds than its outer part 2a low 1mm, so can be as shown in figure 28 when overlapping placement, between the surface of check board for floor 3 and the back side, can form the space and form to guarantee convex shape.In addition, owing to make central portion depression 1mm,,, can guarantee that with regard to flatness it is good because of heaving the size of the unlikely 1mm of surpassing of size even because of the weight of plaster own makes check board for floor 3 cokled surfaces.
Shown in Figure 29 for be embedded into portion 45 and formed overlapping other embodiment of the top part of check board for floor 3 in the formed overlapping usefulness of the bottom surface sections of check board for floor 3 with Embedded Division 46, in the present embodiment, bottom surface sections at check board for floor 3 forms the recess 45 of depression upward, the central portion of this recess 45a is formed with outstanding overlapping usefulness downwards and is embedded into portion 45, with check board for floor about in the of 3 overlapping when, overlapping be embedded into portion 45 with Embedded Division 46 and overlapping usefulness can be along the longitudinal direction tabling and can be in addition not overlapping to horizontal direction skew ground, at this, can stick on-slip rubber at recess 45a place as required, can prevent that so check board for floor 3 from sliding.
According to the present invention, engage the check board for floor that forms by top board with around the base plate, Its top is opening-like and overlook the opening of the body upper end of the slim case shape that is square shape The bonding pad that the place, edge arranges toward the outer side consists of base plate; The body of slim case shape straight On the wall sheet, formed to the upper end by the inboard depression in lateral and towards logical by upstanding wall sheet lower end The depressed part that the longitudinal direction that line is used extends; Utilize top board with base plate on closure of openings same The time, the knot of end peripheral end portion on set bonding pad and the base plate on the peripheral end portion of top board Close sheet and combine, and the depressed part upper end closed that will extend towards longitudinal direction; Extend towards longitudinal direction But the depressed part upper end part of seal in order to form peristome the conduct cutting portion. Do not need as in the past, to install in addition logical line nappe, logical line in the place of unnecessary logical line Nappe can not come off when construction and can not forget when construction logical line nappe is installed, its Structure becomes simple and constructs easily, owing to do not need as in the past in the place of unnecessary logical line As install in addition logical line nappe, the solid intensity that can not cause lowers, and leads to line in necessity The place, as long as but will form towards the excision of the cutting portion of the depressed part upper end that longitudinal direction extends Peristome can be derived electric wire by peristome upward by depressed part, and formation can letter Singly lead to the line structure.
According to the present invention, the section at the joint fastener place of the depressed part upper end closed that extends towards longitudinal direction The position is equipped with perforation or thin-walled with either party or the both sides at the position of another joint fastener The cut-out assisted parts of ditch etc., but when cutting off cutting portion, cut off the assisted parts place and cut off Mode, but can be simply the cutting portion excision be made the upper end opening of depressed part.
According to the present invention, but be provided with cutting portion at the check board for floor subtend place with adjacency, with But the width of the depressed part of cutting portion depression direction equidirectional approximately is the flexible electric wire of standard / 2nd of a conduit diameter, so can be with the required part of logical line of a slice check board for floor It is minimum that width reduces to, and the result can prevent lowly carrying out again of check board for floor intensity Logical line does not take place even do not have problem on the floor of supporting bigger load place with squared paper yet.
According to the present invention, by the bottom of the body of the thin case shape of bottom rise form upward a plurality of Protuberance, top board combines with the upper end of protuberance, a plurality of these joint portions, be configured to by The top board center is radial arrangement; Simultaneously, be configured in joint portion number on the diagonal of top board The joint portion quantity that amount is configured on radial other lines is many, therefore in length is The longest diagonal part can the combination of more strong ground, thereby improves the floor with rational formation Use check board intensity.
According to the present invention, make the central portion of base plate cave in to the inside and pour into after the plaster, exist at least This central portion aspect forms central gap in order to make the plaster close attachment and prevents jut, The bottom surface of base plate is inner with in the occasion under the state of plaster filling under the state of upper end, because of Can't fill up with plaster fully, so even can form small between the bottom surface of plaster and base plate The crack, place's plaster can prevent that jut from contacting with central gap in the bottom center section of base plate, So, when in use being subjected to the occasion of very big load, the central portion place of check board for floor Be subjected to central gap and prevent that jut from being supported and crackle can not take place, high strength can be provided Check board for floor.
According to the present invention, make the basis that the top is opening-like and overlook the slim case shape that is square shape Four corner parts of body are heaved to the place, line more lateral that forms dimetric four limits, form The corner bulge, thus the lower supporting part on pillar top the corner bulge of base plate is carried, Under the loaded length at lower supporting part place is certain occasion, can shortens by pillar and play down Length till the supporting part front end, the moment that lower supporting part bears can reduce, lower supporting part Do not have the problem that easy generation is shaken, the check board for floor of stable carrying can be provided.
According to the present invention, but form in a plurality of cutting portions that peristome uses, stay one of them with But but on other cutting portions of cutting portion then stay loam cake support sector and cut off the formation opening Section, this peristome can be sealed with loam cake simultaneously, so energy will be in the necessary position of logical line But in advance with cutting portion excision, if construction has and needs to cut off in advance to stay not at the scene But the cutting portion of excision forms peristome leads to lineman's journey.
According to the present invention, be formed be parallel to the base plate bottom surface around four limits elongated recessed or The reinforcement bar section of projection is by elongated being recessed on four limits on every side that are parallel to the base plate bottom surface Or the reinforcement of projection can prevent the distortion of base plate with bar section. Its result can provide correct shape And high-intensity check board for floor.
Claims (8)
1, a kind of check board for floor forms by engaging around top board and the base plate, it is characterized by: opening-like up and opening edge portion place that overlook the body upper end of the slim case shape that is square shape is provided with the bonding pad outstanding towards the side and constitutes base plate; On the upstanding wall sheet of the body of slim case shape, by the depressed part that upstanding wall sheet lower end forms from the lateral inboard depression towards the upper end and the longitudinal direction used towards logical line extends; Utilize top board with the upper shed of base plate sealing, hold the bonding pad of peripheral end portion to combine on set joint fastener and the base plate on the peripheral end portion with top board simultaneously, and the depressed part upper end closed that will extend towards longitudinal direction; Aforementioned enclosure portion towards the depressed part upper end that longitudinal direction extends forms can cut-out portion in order to what form peristome.
2, check board for floor as claimed in claim 1 is characterized by: the position of the joint fastener of the depressed part upper end closed that extends at longitudinal direction is equipped with either party or the both sides at the position of bonding pad and bores a hole or the cut-out assisted parts of thin-walled ditch form.
3, check board for floor as claimed in claim 1 or 2, it is characterized by: being provided with at the check board for floor subtend place with adjacency can cut-out portion, make width with depressed part depression direction equidirectional that can cut-out portion be standard the flexible electric wire conduit diameter 1/2nd.
4, check board for floor as claimed in claim 1 is characterized by: played forming a plurality of protuberances upward by the bottom of the body of the thin case shape of bottom, top board combines with the upper end of protuberance; This joint portion is provided with a plurality of, be configured to overlook by the top board center be radial arrangement, and to be configured in the joint portion quantity that the joint portion quantity on the diagonal of top board is configured on radial other lines is many.
5, check board for floor as claimed in claim 1 is characterized by: make the central portion of base plate cave in to the inside and pour into after the plaster, form with so that the central space of plaster close attachment prevents jut at this central portion at least.
6, check board for floor as claimed in claim 1 is characterized by: opening-like and four corner parts that overlook the body of the slim case shape that is square shape in top are heaved to the line more lateral place that forms dimetric four limits, formed the corner bulge.
7, check board for floor as claimed in claim 1, it is characterized by: form that peristome uses a plurality of can cut-out portion in, stay one of them above can cut-out portion, other can cut-out portion be then cut off forms peristome and only stays loam cake support sector, with loam cake this peristome is sealed simultaneously.
8, check board for floor as claimed in claim 1 is characterized by: the elongated recessed reinforcement bar portion to projection that is formed with four limits on every side that are parallel to the base plate bottom surface.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP019906/98 | 1998-01-30 | ||
| JP1990698 | 1998-01-30 | ||
| JP245551/98 | 1998-08-31 | ||
| JP24555198A JP3460589B2 (en) | 1998-01-30 | 1998-08-31 | Floor panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1224788A true CN1224788A (en) | 1999-08-04 |
| CN1096536C CN1096536C (en) | 2002-12-18 |
Family
ID=26356780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98124435 Expired - Fee Related CN1096536C (en) | 1998-01-30 | 1998-11-03 | Check board for floor |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JP3460589B2 (en) |
| CN (1) | CN1096536C (en) |
| AU (1) | AU720736B2 (en) |
| HK (1) | HK1021215A1 (en) |
| MY (1) | MY114824A (en) |
| SG (1) | SG74090A1 (en) |
| TW (1) | TW359712B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103930632A (en) * | 2012-07-20 | 2014-07-16 | （株）先进地板 | Access floor panel |
| GB2582998A (en) * | 2019-08-26 | 2020-10-14 | Sig Trading Ltd | Improved flooring component |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011084925A (en) * | 2009-10-15 | 2011-04-28 | Naka Corp | Floor panel for free access floor |
| JP2012149422A (en) * | 2011-01-18 | 2012-08-09 | Keiichi Doi | Panel for double floor and method for manufacturing the same |
| KR20160010082A (en) * | 2014-07-18 | 2016-01-27 | (주)엘지하우시스 | Panel for access floor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5794392A (en) * | 1993-05-18 | 1998-08-18 | Steelcase Inc. | Utility distribution system for open office plans and the like |
| JP3222651B2 (en) * | 1993-08-26 | 2001-10-29 | 松下電工株式会社 | Floor panel |
| JP2509079B2 (en) * | 1993-12-17 | 1996-06-19 | 株式会社東芝 | Basic panel board unit and floor construction method using basic panel board unit |
| JP3010981U (en) | 1994-11-09 | 1995-05-09 | 日立機材株式会社 | Free access floor panel |
-
1998
- 1998-08-31 JP JP24555198A patent/JP3460589B2/en not_active Expired - Fee Related
- 1998-10-22 SG SG1998004244A patent/SG74090A1/en unknown
- 1998-10-26 MY MYPI9804864 patent/MY114824A/en unknown
- 1998-10-26 TW TW087117724A patent/TW359712B/en not_active IP Right Cessation
- 1998-10-27 AU AU89517/98A patent/AU720736B2/en not_active Ceased
- 1998-11-03 CN CN 98124435 patent/CN1096536C/en not_active Expired - Fee Related
-
1999
- 1999-12-08 HK HK99105712A patent/HK1021215A1/en not_active IP Right Cessation
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103930632A (en) * | 2012-07-20 | 2014-07-16 | （株）先进地板 | Access floor panel |
| CN103930632B (en) * | 2012-07-20 | 2016-10-19 | （株）先进地板 | Movable floor |
| GB2582998A (en) * | 2019-08-26 | 2020-10-14 | Sig Trading Ltd | Improved flooring component |
| GB2582998B (en) * | 2019-08-26 | 2021-12-08 | Sig Trading Ltd | Improved flooring component |
Also Published As
| Publication number | Publication date |
|---|---|
| AU8951798A (en) | 1999-08-19 |
| AU720736B2 (en) | 2000-06-08 |
| MY114824A (en) | 2003-01-31 |
| JPH11280242A (en) | 1999-10-12 |
| TW359712B (en) | 1999-06-01 |
| JP3460589B2 (en) | 2003-10-27 |
| HK1021215A1 (en) | 2000-06-02 |
| SG74090A1 (en) | 2000-07-18 |
| CN1096536C (en) | 2002-12-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021218 Termination date: 20131103 |