CN205637296U - Furred ceiling board shock -absorbing structure - Google Patents

Abstract

The utility model relates to a furred ceiling board shock -absorbing structure, including main joist, secondary joist, limit fossil fragments and furred ceiling board, main joist and secondary joist constitution skeleton fossil fragments, the furred ceiling board sets up on the skeleton fossil fragments, and the skeleton fossil fragments set up on the fossil fragments of limit, its characterized in that: include still that main joist and time keel connecting structure, main joist or secondary joist combination formula fossil fragments within a definite time connect meropodium point, limit fossil fragments and skeleton keel connecting structure and furred ceiling board location structure. The problem of the connection reliability between main joist, secondary joist, limit fossil fragments and the furred ceiling board has been solved in this application, is particularly useful for the suspended ceiling system who has relatively high expectations to shock attenuation (shaking).

Description

Ceiling board shock-damping structure

Technical field

The application relates to a kind of building decoration engineering technical field, particularly relates to the ceiling board shock-damping structure in a kind of building decoration engineering.

Background technology

First, in ceiling construction, main joist and secondary joist delivery position generally require and carry out main joist and secondary joist connection, existing main joist and secondary joist connected mode are the connector by pre-setting in secondary joist end, when secondary joist joins with main joist, the connection of delivery position is realized by end coupling grafting, this connected mode there is problems of, at main joist and secondary joist delivery position, only it is attached at main joist and secondary joist contact surface, and owing to connector is arranged on Os Draconis body, cross section at link position can have been weakened by itself, so when furred ceiling is moved by shake (shaking), this position easily occurs mineral wool board to come off or malformation owing to shake (shaking) is dynamic.

Secondly, in ceiling construction, due to the restriction of keel dimensions, generally requiring and extending Os Draconis to lengthening, it is the connector pre-set by Os Draconis end that existing Os Draconis lengthen mode, Os Draconis are mutually butted when, realizing lengthening by end coupling grafting, this connected mode there is problems of, and lengthens connecting portion at Os Draconis and belongs to plane connection, when furred ceiling is moved by shake (shaking), this position easily falls off owing to shake (shaking) is dynamic or deforms.

Again, in ceiling system, keelson and the connection of skeleton Os Draconis, existing connected mode is the base plate that skeleton Os Draconis directly ride upon keelson, typically not taking any connection measure, the mode of this overlap joint, when ceiling system is vibrated or impacts, skeleton Os Draconis easily shift, thus affect globality and the stability of whole ceiling system.

Finally, in existing ceiling system, ceiling board directly rests on the base plate of Os Draconis, being connected with nothing between base plate, also the spacing measure without other i.e. belongs to free state, when ceiling board is by the thrust (the biggest wind-force or shake (shaking) are moved) of bottom up, ceiling board even may be come off by starting, for avoiding in use occurring the problems referred to above, during installation of ceiling, seek a kind of measure to fixed ceilings plate and become the engineering problem that must solve.

Utility model content

In view of above-mentioned engineering is actual, the application proposes a kind of ceiling board shock-damping structure, it is by arranging the attachment structure between Os Draconis or spreading node and ceiling board location structure, realize keel structure and the globality of ceiling board and stability, thus improve damping (shaking) performance of whole ceiling suspension system.

For realizing above-mentioned utility model purpose, the application provides following technical scheme:

A kind of ceiling board shock-damping structure, including main joist, secondary joist, keelson and ceiling board, main joist and secondary joist constitute skeleton Os Draconis, ceiling board is arranged on skeleton Os Draconis, skeleton Os Draconis are arranged on keelson, it is characterised in that: also include the combined joist spreading node between main joist and secondary joist attachment structure, main joist or secondary joist, keelson and skeleton keel connecting structure and ceiling board location structure.

Further, described main joist and secondary joist attachment structure, including main joist and secondary joist, described main joist and described secondary joist intersect setting, connected by connector at described main joist and described secondary joist intersection location, described connector and described main joist socket connection, described connector is connected with described secondary joist clamping.

Further, described connector is bolted with described secondary joist.

Specifically, described connector is T-shaped cavity, and the top of described T-shaped cavity is inverted U, and bottom is to downwardly extend after the inside constriction in described inverted U edge to form.

Specifically, the cavity wall of described T-shaped cavity bottom offers keyhole in advance.

Preferably, described keyhole is slotted hole.

Specifically, described connector is by slot and described main joist socket connection.

Further, described slot is positioned at the prolongation of described connector to middle part.

Further, described keyhole is positioned at described slot both sides.

Specifically, described connector is that the first assembly and the second assembly fasten and form.

Specifically, described first assembly has inverted L shape body, and there is crotch at described inverted L shape body top margin edge, side to identical with top margin to being bent to form the first boss.

Specifically, described second assembly has plate-like body, and described plate-like body is being bent to form the second boss with described first boss correspondence position.

Specifically, the spaced draw-in groove in edge of described first assembly top margin, described second assembly top has the card corresponding with described draw-in groove.

Further, described card is about described plate-like body eccentric setting.

Further, described combined joist spreading node between many main joists or secondary joist, including the first Os Draconis and the second Os Draconis, described first Os Draconis and described second Keel butt joint, described first Os Draconis and described second Keel butt joint position are provided with combination type connecting piece for lengthening, described combination type connecting piece for lengthening includes the first shackle member and the second shackle member, described first shackle member is connected to described first Os Draconis and the middle and upper part of the second Keel butt joint position, and described second shackle member is connected to described first Os Draconis and the bottom of the second Keel butt joint position.

Specifically, described first shackle member and described second shackle member are connected to described first Os Draconis and bicarinate same position, and both equal or different lengths.

Further, described first shackle member is bolted with described first Os Draconis and described bicarinate web.

Specifically, described first shackle member includes that Access Division, top and web Access Division, Access Division, described top are open-ended cavity, and described web Access Division is extended by the opening part cavity wall of Access Division, described top and formed.

Further, Access Division, described top is inverted U.

Further, described web Access Division be Access Division, described top the inside constriction of opening part cavity wall after downwardly extend and form.

Further, the length that the opening part cavity side of Access Division, described top downwardly extends.

Further, described web Access Division offers the keyhole wearing bolt.

Preferably, described keyhole is the slotted hole of adjustable bolt position.

Further, described keyhole quantity is no less than two.

Specifically, described second shackle member includes flat part and the holding section fitted with described first Os Draconis and described bicarinate base plate, and described holding section is formed by the turnover of described flat part edge.

Further, described keelson and skeleton keel connecting structure, including keelson and skeleton Os Draconis, described skeleton Os Draconis end rides on described keelson base plate, also include receiving limit connector, described receipts limit connector is connected with described keelson and skeleton Os Draconis clamping simultaneously, and is laterallyd secure by bolt in the web position of described skeleton Os Draconis.

Specifically, described receipts limit connector is to include keelson connecting portion and the integral piece of skeleton Os Draconis connecting portion, described keelson connecting portion is vertical with described skeleton Os Draconis connecting portion, described keelson connecting portion is slab construction, it is formed on it and the interface arrangment of described keelson clamping, described skeleton Os Draconis connecting portion is open-ended cavity structure, and it is fastened on described skeleton Os Draconis.

Further, described keelson connecting portion is L-shaped or T-shaped with described skeleton Os Draconis connecting portion.

Specifically, described keelson connecting portion is concordant with described skeleton Os Draconis connecting portion bottom surface, and end face is the most contour.

Further, described skeleton Os Draconis connecting portion includes flank Access Division and web connecting portion, and described web connecting portion is extended downwards by described flank Access Division and forms.

Specifically, described flank Access Division is inverted U, and described web connecting portion is that inverted U edge is downwardly extending parallel plate body.

Preferably, chamfered transition is passed through between described flank Access Division and described web connecting portion.

Further, described web connecting portion offers keyhole.

Preferably, described keyhole is the slotted hole that can carry out the adjustment of bolt fixed position.

Specifically, described interface arrangment includes the evagination card being formed in described slab construction.

Further, described interface arrangment also includes the agnail being formed in described slab construction.

Further, described evagination card and described agnail are positioned at the homonymy of described slab construction.

Further, described agnail is distributed in the both sides of described evagination card.

Further, described ceiling board location structure, including Os Draconis and ceiling board, described ceiling board rides upon on described shoe, also including that positioning link, described positioning link are fastened in described Os Draconis top and compress described ceiling board end face, described Os Draconis are main joist or secondary joist.

Specifically, described positioning link is elongated along described Os Draconis length or interval is arranged.

Specifically, described positioning link is to include connecting portion and the integral piece in portion of bearing down on one, and described connecting portion is the cavity body structure coincideing with described Os Draconis top shape, described in portion of bearing down on one extended by described connecting portion edge and form.

Further, described connecting portion is inverted U cavity body structure.

Further, described in the portion of bearing down on one be slab construction, it is formed to away from described connecting portion direction horizontal extension by the edge of connecting portion.

Further, the inside constriction in the edge of described connecting portion forms the necking section on clamping Os Draconis web.

Preferably, described necking section is connected by cambered surface with described portion of bearing down on one.

Preferably, the width in portion is beared down on one described in more than or equal to the width of described shoe.

Compared with prior art, it has the beneficial effect that technique scheme:

(1) the application is matched by two lamellar splits, realize the enclosed fixed form at main joist and secondary joist cross delivery position, relative to existing face contact type fixed form, it has the fixing more firm of link position, its shock proof performance is higher, and whole keel framework is more stable.Further, since its connector of the combined connection component of the application is arranged on outside Os Draconis body, to the cross section of Os Draconis end without weakening, it is ensured that the intensity of Os Draconis end is identical with Os Draconis body, it is to avoid link position becomes strength weak region.Furthermore, two assemblies in the application are integral piece, and the globality of itself is good.Two assemblies in the application are fastened and connected, and its connected mode is simple, easy construction.

(2) the application is by the way of combined connection component, make Os Draconis connecting portion realize space to connect, i.e. be connected to be lengthened out the side of Os Draconis by the first shackle member, realize the fixing of horizontal direction, then laterally secure, thus the space realizing Os Draconis connecting portion connects, the connection of its most existing plane has more preferable globality, substantially can realize the integraty of connecting portion and Os Draconis body.Then on the basis of the first shackle member, by the second shackle member realize on the basis of the first shackle member bottom fixing, thus realize being completely fixed from the top to the bottom, realize omnibearing fixing further, improve Os Draconis connecting portion globality and damping performance.It addition, the keyhole on the first shackle member web Access Division is slotted hole, bolt link position can be adjusted as required, so that it is determined that optimal link position, optimize the globality of connecting portion further.

(3) the application by arranging the connector of auxiliary at keelson and skeleton Os Draconis link position, thus realize enclosed in the corner that keelson and skeleton Os Draconis connect and connect, enhance the globality of keelson and skeleton Os Draconis, improve damping (shaking) performance of whole ceiling suspension system.The receipts limit connector of the application is for including vertically disposed keelson connecting portion and described skeleton Os Draconis connecting portion integral piece, it is formed in one at keelson and skeleton Os Draconis angular position, avoid angular position and become the weakness zone of connection, it addition, one-body molded part himself has good overall performance.The connection of the connector of the application and keelson and skeleton Os Draconis is clamping or outer-enwraped type connects, and belongs to Lossless join, to the cross section of keelson and skeleton Os Draconis without weakening, does not affect intensity and the security performance of Os Draconis self.In the application, skeleton Os Draconis web connecting portion offers keyhole, can be fixed from side to connector and skeleton Os Draconis on the basis of clamping, it is achieved omnibearing stereo formula connects, it addition, keyhole is slotted hole, can need to select suitable link position according to connection.In the application, in keelson connecting portion by evagination card while keelson is blocked at top, form dual fail-safe by the rib clamping of agnail with keelson, strengthen keelson and the connection reliability receiving limit connector.

(4) location structure of the application, by being limited to specific positioning link ceiling board between shoe and positioning link, it is ensured that ceiling board, under the effect of external force, has good wind resistance shock resistance and shakes the ability that (shaking) is dynamic.In this location structure, positioning link is connected with Os Draconis cutting ferrule, and it by means of the good Os Draconis of globality and skeleton thereof to position ceiling board, realizes the location to ceiling board in the case of not damaging ceiling board and Os Draconis body.In this location structure, positioning link itself is integral piece, and it has good globality, owing to it is fastened in Os Draconis top by hollow connecting portion, its stable connection with Os Draconis, it is ensured that whole attachment structure has good globality and the dynamic ability of antidetonation (shaking).

Accompanying drawing explanation

Fig. 1 is ceiling board shock-damping structure schematic diagram；

Fig. 2 is main joist and secondary joist attachment structure schematic diagram；

Fig. 3 is connector axonometric chart；

Fig. 4 is the first assembly axonometric chart；

Fig. 5 is the second assembly axonometric chart；

Fig. 6 is combined joist spreading node schematic diagram；

Fig. 7 is the first shackle member axonometric chart；

Fig. 8 is the second shackle member axonometric chart；

Fig. 9 is keelson and skeleton keel connecting structure schematic diagram；

Figure 10 is to receive limit connector axonometric chart；

Figure 11 is ceiling board location structure sectional view；

Figure 12 is positioning link detail drawing；

Reference: 1-the first assembly, 101-top margin, 102-draw-in groove, 103-crotch, 104-side, 105-the first boss, 106-the first keyhole, 107-the first slot, 2-the second assembly, 201-plate-like body top, 202-card, 203-the second boss, 204-the second keyhole, 205-the second slot, 3-main joist, 4-Os Draconis for the first time, 5-second time Os Draconis, 6-bolt；

21-the first shackle member, Access Division, 2101-top, 2102-web Access Division, 2103-slotted hole, 22-the second shackle member, 2201-flat part, 2202-holding section, 23-bolt, 24-the first Os Draconis, 25-the second Os Draconis；

31-receives limit connector, 3101-keelson connecting portion, 3101a-flat board body, 3101b-agnail, 3101c-tongue, 3101d-evagination card, 3102-skeleton Os Draconis connecting portion, 3102a-flank connecting portion, 3102b-web connecting portion, 3102c-inclined-plane, 3102d-keyhole, 32-bolt, 33-the first keelson, 34-the second keelson, 35-skeleton Os Draconis；

41-positioning link, 4101-connecting portion, 4102-necking section, 4103-cambered surface, 4104-bear down on one portion, 42-Os Draconis, 4201-top, 4202-web, 4203-base plate, 43-ceiling board.

Detailed description of the invention

For making utility model purpose of the present utility model, technical scheme and beneficial effect of greater clarity, below in conjunction with the accompanying drawings embodiment of the present utility model is illustrated, it should be noted that, in the case of not conflicting, the embodiment in the application and the feature in embodiment can mutual combination in any.

Refer to Fig. 1, Fig. 1 is ceiling board shock-damping structure schematic diagram, including main joist, secondary joist, keelson and ceiling board, main joist and secondary joist constitute skeleton Os Draconis, ceiling board is arranged on skeleton Os Draconis, skeleton Os Draconis are arranged on keelson, also include the combined joist spreading node between main joist and secondary joist attachment structure, main joist or secondary joist, keelson and skeleton keel connecting structure and ceiling board location structure.

Referring to Fig. 2, Fig. 2 is main joist and secondary joist attachment structure schematic diagram；A kind of main joist and secondary joist attachment structure, including main joist 3 and secondary joist, (secondary joist is two under normal circumstances, as shown in Figure 2, including Os Draconis 4 for the first time and second time Os Draconis 5, Os Draconis 4 and second time Os Draconis 5 are linearly arranged in same plane for the first time), described main joist 3 and described secondary joist intersect setting, connected by connector at described main joist and described secondary joist intersection location, described connector and the socket connection of described main joist 3, described connector is connected with described secondary joist clamping, in order to fix with keel framework from side by described connector, form three-dimensional connected mode, connector is connected by bolt 6 with described secondary joist simultaneously.

The concrete structure of described connector, refer to Fig. 3, it includes the first assembly 1 and the second assembly 2, described first assembly 1 and the second assembly 2 are fastened and connected, T-shaped cavity is formed after fastening, the top of described T-shaped cavity is inverted U, and bottom is to downwardly extend after the inside constriction in described inverted U edge to form, T-shaped cavity up/down perforation.In order to main joist grafting, the first assembly 1 and the second assembly 2 all offer slot, after fastening, form the slot walked of main joist.

Owing under normal circumstances, main joist is inverted T shape Os Draconis, the top width of inverted T shape Os Draconis is more than web thickness, therefore, for being more than the width of bottom with the width on the main joist draw-in groove top of main joist clamping.

The concrete structure of above-mentioned first assembly 1 is as shown in Figure 4, first assembly 1 has the integral piece of inverted L shape body, the draw-in groove 102 that its top margin 101 is formed to its plate face indent, this draw-in groove 102 is discontinuous draw-in groove, there is the crotch 103 (this crotch is for the edge of engaging the second assembly 2) being bent to form downwards at its top margin 101 edge, and its side 104 bends inwards and forms the first boss 105 contacted with secondary joist flank.

First boss 105 above section forms the flank Access Division of secondary joist side, the web Access Division of secondary joist side is served as with lower part, the side of the first boss less than 105 offers two the first keyholes 106, main joist side the first draw-in groove 107 is offered on side between two the first keyholes 106, owing to main joist is usually inverted T shape Os Draconis, the rib width at its top relatively web is thick, so the width on the first draw-in groove 107 top, main joist side is more than the width of bottom.

nullThe concrete structure of above-mentioned second assembly 2 is as shown in Figure 5，Second assembly 2 has the integral piece of plate-like body，The card 202 of the plate-like body top 201 anisopleual extension of oriented plate-like body，So card 202 is set for the eccentric (i.e. card 202 is asymmetric about plate-like body at width) relative to plate-like body，The middle part of plate-like body bends inwards and forms the second boss 203，The flank Access Division of secondary joist opposite side is formed at the top of the second boss 203，The web Access Division of secondary joist opposite side is formed at the bottom of the second boss 203，Two the second keyholes 204 are offered in web Access Division，Main joist opposite side the second draw-in groove 205 is offered on side between two the second keyholes 204，Owing to main joist is usually inverted T shape Os Draconis，The rib width at its top relatively web is thick，So main joist opposite side the second draw-in groove 205 is also the width width more than bottom on top.

2 points of needs explanation:

(1) in the second assembly 2, narrower with card 202 part of the second boss 203 equidirectional, it is for draw-in groove 201 clamping with the first assembly 1, wider with the second boss 203 rightabout card 202 part, its gripping in time fastening with the first assembly 1 and the second assembly 2.

On (two) first assemblies 1 keyhole position, lug boss position and main joist slot position all with the position one_to_one corresponding on the second assembly 2.

See Fig. 6, a kind of combined joist spreading node, including the first Os Draconis 24 and the second Os Draconis 25, described first Os Draconis 24 and described second Os Draconis 25 dock, described first Os Draconis 24 and described second Os Draconis 25 docking location are provided with combination type connecting piece for lengthening, described combination type connecting piece for lengthening includes the first shackle member 21 and the second shackle member 22, described first shackle member 21 is connected to described first Os Draconis 24 and the middle and upper part of the second Os Draconis 25 docking location, and described second shackle member 22 is connected to described first Os Draconis 24 and the bottom of the second Os Draconis 25 docking location.

In the specific implementation, the first Os Draconis 24 and the second Os Draconis 25 are generally the same model Os Draconis that height is equal.

In the specific implementation, for making the first shackle member 21 and the second shackle member 22 collaborative work, described first Os Draconis 24 and the globality of the second Os Draconis 25 docking location of common reinforcement, both first shackle member 21 and the second shackle member 22 are connected to the first Os Draconis 24 and same position of the second Os Draconis 25, in the case of elongated, first shackle member 21 and the second shackle member 22 length are equal, but can also be different according to the rational height strengthening intensity and the first shackle member 21 up and down, select the first shackle member 21 and the second shackle member 22 Length discrepancy.

In the specific implementation, in order to while clamping, improving combination type connecting piece for lengthening and the first Os Draconis 24 and globality of the second Os Draconis 25 from side, form spatial at docking location and connect, the first shackle member 21 is connected by bolt 23 with the web of described first Os Draconis 24 and described second Os Draconis 25.

The concrete structure of the first shackle member 21 sees Fig. 7, as shown in Figure 7, first shackle member 21 includes that Access Division, top 2101 and web Access Division 2102, Access Division, described top 2101 are open-ended cavity, and described web Access Division 2102 is extended by the opening part cavity wall of Access Division, described top 2101 and formed.

Owing to existing ceiling joist is generally inverted T shape Os Draconis, its top is with fin, and its width is less than baseplate width, and more than web width, in order to be consistent with the profile of inverted T shape Os Draconis, Access Division, described top is inverted U.Can be other shapes matched with Os Draconis top shape for its Os Draconis rib Access Division of other kinds of Os Draconis.

In the specific implementation, owing to the width of Os Draconis web is less than the fin width at top, therefore, web Access Division 2102 be Access Division, described top 2101 the inside constriction of opening part cavity wall after downwardly extend and form.

In the specific implementation, the first Os Draconis 24 and described second Os Draconis 25 are snapped in smoothly from top for the ease of the first shackle member 21, the length that the opening part cavity side of Access Division, described top downwardly extends, longer side is for being connected with web, and shorter side forms the entrance facilitated access for.Therefore, longer prolongation limb is flat board, can be flat board or cambered outwards arc compared with manomelia, and the targeting port forming Os Draconis entrance is easy to the Os Draconis entrance inverted U that is lengthened out.

In the specific implementation, on described web Access Division 2102, offer the slotted hole 2103 of the adjustable bolt position wearing bolt 23 in advance.Owing to web Access Division 2102 needs at least while to be simultaneously connected with the first Os Draconis 24 and the second Os Draconis 25, the most described keyhole quantity is no less than two.

The concrete structure of the second shackle member 22 sees Fig. 8, as shown in Figure 8, described second shackle member 22 includes flat part 2201 and the holding section 2202 of the base plate laminating with described first Os Draconis 24 and described second Os Draconis 25, and described holding section 2202 is flipped up by described flat part 2201 edge and forms.

In the specific implementation, for preventing the second shackle member 22 from sliding along the first Os Draconis 24 and described second Os Draconis 25 base plate, the height of holding section 2202 is not more than the first Os Draconis 24 and the thickness of described second Os Draconis 25 base plate, and both are the most identical.

As shown in Figure 9, a kind of keelson and skeleton keel connecting structure, including keelson, (keelson can be elongated Os Draconis or two Keel butt joints, what the present embodiment was given is the first keelson 33 and the situation of the second keelson 34 docking, in first keelson 33 and the second keelson 34 be generally aligned in the same plane), skeleton Os Draconis 35 and receive limit connector 31, described skeleton Os Draconis 35 end rides on described keelson base plate, receive limit connector 31 and keelson and skeleton Os Draconis 35 clamping simultaneously, and laterally attached with the web of described skeleton Os Draconis 35 by bolt 32.

Wherein, the concrete structure receiving limit connector 31 refers to Figure 10, Figure 10 for receiving limit connector axonometric chart.Described receipts limit connector 31 is to include keelson connecting portion 3101 and the integral piece of skeleton Os Draconis connecting portion 3101, described keelson connecting portion 3101 is vertical with described skeleton Os Draconis connecting portion 3102, described keelson connecting portion 3101 is the slab construction with flat board body 3101a, it has and the interface arrangment of described keelson clamping；Described skeleton Os Draconis connecting portion 3102 is open-ended cavity structure, and it includes that flank Access Division 3102a and web connecting portion 3102b, described web connecting portion 3102b are extended downwards by described flank Access Division 3102a and forms.

In the specific implementation, due under normal circumstances, skeleton Os Draconis are inverted T shape Os Draconis, its top i.e. has width to be more than the web flank less than base plate, the flank Access Division of skeleton Os Draconis connecting portion 3102 is that the top shape with inverted T shape Os Draconis is coincide, it is shaped as inverted U, when the flank Access Division 3102a of skeleton Os Draconis connecting portion 3102 extends into web position downwards, owing to the width of web is less than and top flank width, do not depart from skeleton Os Draconis 35 in order to ensure with skeleton Os Draconis connecting portion 3102, flank Access Division 3102a is in top flank and the inside constriction of web delivery position, realized by inclined-plane 3102c transition in the present embodiment, then one group of parallel plate body i.e. web connecting portion 3102b it is downwardly extending.

Fixed by bolt 32 in web position with skeleton Os Draconis 35 owing to receiving limit connector 31, on described web connecting portion 3102b, offer keyhole 3102d the most in advance.As the preferred mode of one, described keyhole 3102d is the slotted hole that can carry out the adjustment of bolt fixed position.

In the specific implementation, on keelson connecting portion 3101, interface arrangment includes from the tongue 3101c that keelson connecting portion 3101 middle and upper part is outwardly, its evagination card 3101d being connected with keelson connecting portion 3101 flat board body.Evagination card 3101d top edge is connected with keelson connecting portion 3101 flat board body, and it is in free state with three limits.

In the specific implementation, in order to evagination card 3101d is while top card edge fit Os Draconis, from near flat board body side, receipts limit connector 31 is positioned, the flat board body of outer tappet sheet 3101d both sides is formed triangle agnail 3101b, the base of triangle agnail 3101b is connected other two limit freely with flat board body, and triangle agnail 3101b is for being connected to the rib near flat board body side keelson.

In the specific implementation, triangle agnail 3101b and evagination card 3101d is positioned at the homonymy of described slab construction.

In the specific implementation, described keelson connecting portion 3101 can be arranged on the one or both sides of described skeleton Os Draconis connecting portion 3102 and arrange simultaneously, when keelson connecting portion 3101 is located at the side of skeleton Os Draconis connecting portion 3102, the most L-shaped or the most T-shaped when keelson connecting portion 3101 is located at the side of skeleton Os Draconis connecting portion 3102.

In the specific implementation, owing to keelson is typically little compared with skeleton keel level, therefore, keelson connecting portion 3101 is concordant with described skeleton Os Draconis connecting portion 3102 bottom surface, end face the most contour (skeleton Os Draconis connecting portion 3102 height is slightly larger than the height of keelson connecting portion 3101).

Figure 11 is ceiling board location structure schematic diagram, ceiling board location structure includes positioning link 41, Os Draconis 42 and ceiling board 43, described ceiling board 43 rides upon on the base plate 4203 of described Os Draconis 42, and described positioning link 41 is fastened in the top 4201 of described Os Draconis 42 and downwardly extends and compress described ceiling board 43 end face.

This ceiling board location structure forms the spacing space of ceiling board with Os Draconis 42 so that it is guaranteed that ceiling board is unlikely to be thrown under external force by positioning link 41.

In the specific implementation, positioning link 41 continuously or discontinuously can be arranged along Os Draconis 42 length direction, arranges specifically continuously or is interrupted to arrange and depends on the length of ceiling board and to the stable requirement of ceiling system and the consideration of cost.

In the present embodiment, ceiling board 43 is mineral wool board, and in the specific implementation, ceiling board 43 can be other types and the ceiling boards of material such as aluminium-plastic panel.

See Figure 12, Figure 12 is the axonometric chart of positioning link 41, which show the specific constructive form of positioning link 41, positioning link 41 includes the connecting portion 4101 with ceiling joist 42 and for limiting the portion of bearing down on one 4104 that ceiling board moves up, in the present embodiment, the integral piece of positioning link 41, wherein, connecting portion 4101 is the cavity body structure of inverted U, it is fastened in Os Draconis top, bear down on one portion 4104 is for slab construction, and it is formed to away from described connecting portion direction horizontal extension by the edge of connecting portion 4101.

In the present embodiment, in order to ensure being reliably connected of connecting portion 4101 and Os Draconis, the inside constriction of shell edge of described connecting portion 4101 forms the necking section 4102 on clamping Os Draconis web, the width of all formation necking sections 4102 web of being because Os Draconis typically little compared with top, and only web width less than top width time, just can realize the firm cutting ferrule of positioning link 41 and Os Draconis 42, prevent under external force, positioning link 41 departs from Os Draconis 42.In the present embodiment, necking section 4102 is to be formed by the inclined-plane angled with inverted U side wall of outer shell and facade.

In order to ensure whole keeper continuous and derivable transition, described necking section 4102 is connected by cambered surface 4103 with described portion 4104 of bearing down on one.

In the specific implementation, have enough contact surfaces in order to ensure bearing down on one of positioning link 41 between part and ceiling board 43, described in bear down on one the width in portion more than or equal to the width of shoe being connected with described connecting portion.

In the present embodiment, Os Draconis 42 are conventional inverted T shape ceiling joist, therefore, the structure of positioning link 41 matches with the shape of inverted T shape ceiling joist, when ceiling joist selects the Os Draconis of other versions, the shape of positioning link 41 can be correspondingly improved according to connected Os Draconis profile, the most only need to meet positioning link 41 and Os Draconis cutting ferrule connecting portion 4101 and have the portion of bearing down on one of the ceiling board 43 that bears down on one.

Although the embodiment disclosed in this utility model is as above, but its content is only to facilitate the embodiment that understands the technical solution of the utility model and use, is not intended to limit this utility model.Technical staff in any this utility model art; on the premise of without departing from the core technology scheme disclosed in this utility model; any amendment and change can be made in the form implemented and details; but the protection domain that this utility model is limited, still must limit in the range of standard with appending claims.

Claims (46)

1. a ceiling board shock-damping structure, including main joist, secondary joist, keelson and ceiling board, main joist and secondary joist constitute skeleton Os Draconis, ceiling board is arranged on skeleton Os Draconis, skeleton Os Draconis are arranged on keelson, it is characterised in that: also include the combined joist spreading node between main joist and secondary joist attachment structure, main joist or secondary joist, keelson and skeleton keel connecting structure and ceiling board location structure.

2. ceiling board shock-damping structure as claimed in claim 1, it is characterized in that: described main joist and secondary joist attachment structure, including main joist and secondary joist, described main joist and described secondary joist intersect setting, connected by connector at described main joist and described secondary joist intersection location, described connector and described main joist socket connection, described connector is connected with described secondary joist clamping.

3. ceiling board shock-damping structure as claimed in claim 2, it is characterised in that: described connector is bolted with described secondary joist.

4. ceiling board shock-damping structure as claimed in claim 2, it is characterised in that: described connector is T-shaped cavity, and the top of described T-shaped cavity is inverted U, and bottom is to downwardly extend after the inside constriction in described inverted U edge to form.

5. ceiling board shock-damping structure as claimed in claim 4, it is characterised in that: offer keyhole in advance on the cavity wall of described T-shaped cavity bottom.

6. ceiling board shock-damping structure as claimed in claim 5, it is characterised in that: described keyhole is slotted hole.

7. ceiling board shock-damping structure as claimed in claim 5, it is characterised in that: described connector is by slot and described main joist socket connection.

8. ceiling board shock-damping structure as claimed in claim 7, it is characterised in that: described slot is positioned at the prolongation of described connector to middle part.

9. ceiling board shock-damping structure as claimed in claim 7, it is characterised in that: described keyhole is positioned at described slot both sides and described secondary joist web correspondence position.

10. ceiling board shock-damping structure as claimed in claim 4, it is characterised in that: described connector is the first assembly and the second assembly fastens and forms.

11. ceiling board shock-damping structures as claimed in claim 10, it is characterised in that: described first assembly has inverted L shape body, and there is crotch at described inverted L shape body top margin edge, side to identical with top margin to being bent to form the first boss.

12. ceiling board shock-damping structures as claimed in claim 11, it is characterised in that: described second assembly has plate-like body, and described plate-like body is that described first boss correspondence position is bent to form the second boss.

13. ceiling board shock-damping structures as claimed in claim 12, it is characterised in that: the spaced draw-in groove in edge of described first assembly top margin, described second assembly top has the card corresponding with described draw-in groove.

14. ceiling board shock-damping structures as claimed in claim 13, it is characterised in that: described card is about described plate-like body eccentric setting.

15. ceiling board shock-damping structures as claimed in claim 1, it is characterized in that: the described combined joist spreading node between many main joists or secondary joist, including the first Os Draconis and the second Os Draconis, described first Os Draconis and described second Keel butt joint, described first Os Draconis and described second Keel butt joint position are provided with combination type connecting piece for lengthening, described combination type connecting piece for lengthening includes the first shackle member and the second shackle member, described first shackle member is connected to described first Os Draconis and the middle and upper part of the second Keel butt joint position, described second shackle member is connected to described first Os Draconis and the bottom of the second Keel butt joint position.

16. ceiling board shock-damping structures as claimed in claim 15, it is characterised in that: described first shackle member and described second shackle member are connected to described first Os Draconis and bicarinate same position, and both equal or different lengths.

17. ceiling board shock-damping structures as claimed in claim 15, it is characterised in that: described first shackle member is bolted with described first Os Draconis and described bicarinate web.

18. ceiling board shock-damping structures according to claim 15, it is characterized in that: described first shackle member includes Access Division, top and web Access Division, Access Division, described top is open-ended cavity, and described web Access Division is extended by the opening part cavity wall of Access Division, described top and formed.

19. ceiling board shock-damping structures as claimed in claim 18, it is characterised in that: Access Division, described top is inverted U.

20. ceiling board shock-damping structures as claimed in claim 18, it is characterised in that: described web Access Division be Access Division, described top the inside constriction of opening part cavity wall after downwardly extend and form.

21. ceiling board shock-damping structures as claimed in claim 20, it is characterised in that: the length that the opening part cavity side of Access Division, described top downwardly extends.

22. ceiling board shock-damping structures as claimed in claim 18, it is characterised in that: offer, on described web Access Division, the keyhole wearing bolt.

23. ceiling board shock-damping structures as claimed in claim 22, it is characterised in that: described keyhole is the slotted hole of adjustable bolt position.

24. ceiling board shock-damping structures as claimed in claim 22, it is characterised in that: described keyhole quantity is no less than two.

25. ceiling board shock-damping structures as claimed in claim 15, it is characterised in that: described second shackle member includes flat part and the holding section fitted with described first Os Draconis and described bicarinate base plate, and described holding section is formed by the turnover of described flat part edge.

26. ceiling board shock-damping structures as claimed in claim 1, it is characterized in that: described keelson and skeleton keel connecting structure, including keelson and skeleton Os Draconis, described skeleton Os Draconis end rides on described keelson base plate, also include receiving limit connector, described receipts limit connector is connected with described keelson and skeleton Os Draconis clamping simultaneously, and is laterallyd secure by bolt in the web position of described skeleton Os Draconis.

27. ceiling board shock-damping structures as claimed in claim 26, it is characterized in that: described receipts limit connector is to include keelson connecting portion and the integral piece of skeleton Os Draconis connecting portion, described keelson connecting portion is vertical with described skeleton Os Draconis connecting portion, described keelson connecting portion is slab construction, it is formed on it and the interface arrangment of described keelson clamping, described skeleton Os Draconis connecting portion is open-ended cavity structure, and it is fastened on described skeleton Os Draconis.

28. ceiling board shock-damping structures as claimed in claim 27, it is characterised in that: described keelson connecting portion is L-shaped or T-shaped with described skeleton Os Draconis connecting portion.

29. ceiling board shock-damping structures as claimed in claim 27, it is characterised in that: described keelson connecting portion is concordant with described skeleton Os Draconis connecting portion bottom surface, and end face is the most contour.

30. ceiling board shock-damping structures as claimed in claim 27, it is characterised in that: described skeleton Os Draconis connecting portion includes flank Access Division and web connecting portion, and described web connecting portion is extended downwards by described flank Access Division and forms.

31. ceiling board shock-damping structures as claimed in claim 30, it is characterised in that: described flank Access Division is inverted U, and described web connecting portion is that inverted U edge is downwardly extending parallel plate body.

32. ceiling board shock-damping structures as claimed in claim 31, it is characterised in that: pass through chamfered transition between described flank Access Division and described web connecting portion.

33. ceiling board shock-damping structures as claimed in claim 30, it is characterised in that: offer keyhole on described web connecting portion.

34. ceiling board shock-damping structures as claimed in claim 33, it is characterised in that: described keyhole is the slotted hole that can carry out the adjustment of bolt fixed position.

35. ceiling board shock-damping structures as claimed in claim 27, it is characterised in that: described interface arrangment includes the evagination card being formed in described slab construction.

36. ceiling board shock-damping structures as claimed in claim 35, it is characterised in that: described interface arrangment also includes the agnail being formed in described slab construction.

37. ceiling board shock-damping structures as claimed in claim 36, it is characterised in that: described evagination card and described agnail are positioned at the homonymy of described slab construction.

38. ceiling board shock-damping structures as claimed in claim 37, it is characterised in that: described agnail is distributed in the both sides of described evagination card.

39. ceiling board shock-damping structures as claimed in claim 1, it is characterized in that: described ceiling board location structure, including Os Draconis and ceiling board, described ceiling board rides upon on described shoe, also include positioning link, described positioning link is fastened in described Os Draconis top and compresses described ceiling board end face, and described Os Draconis are main joist or secondary joist.

40. ceiling board shock-damping structures as claimed in claim 39, it is characterised in that: described positioning link is elongated along described Os Draconis length or interval is arranged.

41. ceiling board shock-damping structures as claimed in claim 39, it is characterized in that: described positioning link is to include connecting portion and the integral piece in portion of bearing down on one, described connecting portion be with described Os Draconis top shape coincide cavity body structure, described in bear down on one portion by described connecting portion edge extend form.

42. ceiling board shock-damping structures as claimed in claim 39, it is characterised in that: described connecting portion is inverted U cavity body structure.

43. ceiling board shock-damping structures as claimed in claim 41, it is characterised in that the portion of bearing down on one described in: is slab construction, it is formed to away from described connecting portion direction horizontal extension by the edge of connecting portion.

44. ceiling board shock-damping structures as claimed in claim 41, it is characterised in that: the inside constriction in edge of described connecting portion forms the necking section on clamping Os Draconis web.

45. ceiling board shock-damping structures as claimed in claim 44, it is characterised in that: described necking section is connected by cambered surface with described portion of bearing down on one.

46. ceiling board shock-damping structures as claimed in claim 41, it is characterised in that the width in portion of bearing down on one described in: is more than or equal to the width of described shoe.