CN208918033U - A kind of hidden telescopic crack structure - Google Patents

Abstract

The utility model discloses a kind of hidden telescopic crack structures, it is related to a kind of building structure, drip irrigation device includes along the expansion plate that expansion joint length is placed equidistant with and two sides are individually fixed in twice inner groovy, is layed in the intracorporal bitumen layer of chamber that expansion plate and twice inner groovy are enclosed and the concrete layer for being layed in above bitumen layer and being overlapped with two temperature section upper surfaces；The utility model has the effect of making the use at expansion joint safer.

Description

A kind of hidden telescopic crack structure

Technical field

The utility model relates to a kind of building structure, and more specifically it is related to a kind of hidden telescopic crack structure.

Background technique

Expansion joint refers to prevent building member since climate temperature changes (thermal expansion, shrinkage), and structure is made to generate crack Or it destroys and a build joint vertically arranged along the suitable position of house length direction.Expansion joint is by building more than basis Component such as wall, floor, roof (except log cabin top) are divided into two independent sectors, make building that can do level along length direction and stretch Contracting, slit width is generally in 200-400mm.

As shown in Figure 1, existing 2 way of expansion joint is usually since basic top surface by the top of two temperature sections 1 Structure is completely separable, and flows out gap appropriate between the two parts to ensure that two temperature sections 1 can be in the horizontal direction Free extension, wherein because the spacing between expansion joint 2 is larger, pedestrian walks on the floor for being provided with expansion joint 2 is Danger close, and object and rainwater are also very easy to penetrate into substrustion by expansion joint 2, lead to various emergency cases Occur frequently, therefore, the upper part of two temperature sections 1 generally can all be arranged it is upper be arranged together along 2 length direction of expansion joint and with The inner groovy 11 of expansion joint connection setting, installs expansion joint component between two pieces inner groovy 11 then to ensure expansion joint Using safe.

Especially floor construction, in order to play good waterproof ability, expansion joint component completely obscured should be able to live to stretch Seam, therefore, expansion joint component generally comprise the baffle 4 that two sides can be fitted closely with the upper surface of two temperature sections 1 respectively with And two pieces is respectively arranged in the bonding 3 that baffle 4 is used to support in twice inner groovy 11, but such that the case where, if Walking person does not pay attention to being easy to be tripped by baffle 4, and the places such as especially some campuses, market, flow of the people is larger, and walks Personnel's speed is generally very fast, hardly notices the baffle 4 of protrusion, therefore risk is higher.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of hidden telescopic crack structure, The advantage is that can make the use at expansion joint safer.

To achieve the above object, the utility model provides following technical solution: including expansion plate, the expansion plate includes Two panels is along the interconnecting piece that expansion joint length direction is arranged and is set between twice interconnecting piece and being capable of free extension or contraction Buffer part, the interconnecting piece and buffer part be integrally formed, and two interconnecting pieces are individually fixed in twice inner groovy, described slow Rush the middle position that portion is in expansion joint；

Bitumen layer, the bitumen layer are layed in the top of twice inner groovy and expansion plate, and the thickness of the bitumen layer is less than The depth of inner groovy；

Concrete layer, the concrete layer are layed in above bitumen layer, and the concrete layer is upper with two temperature sections Surface is overlapped.

By using above-mentioned technical proposal, when the stretching of horizontal direction occurs for two temperature sections, two panels and inner groovy Fixed interconnecting piece can be mobile with temperature section, at this point, the buffer part between twice interconnecting piece can be according to actual loading feelings Condition tension expansion or be pressurized is shunk, to complete buffering work, meanwhile, be layed in bitumen layer on inner groovy and expansion plate because Viscosity is larger, softening point is higher, therefore can deform with temperature section, paves expansion joint finally by concrete layer, To hide expansion joint completely, so that expanded joint structure is not in the phenomenon of protrusion, effectively ensure that expansion joint uses peace Full effect；Wherein, concrete layer has the antiseepage outlet capacity of stronger anti-pressure ability and brilliance, by bitumen layer upper berth If concrete layer can not only increase the waterproof ability at expansion joint, while can increase the anti-pressure ability at expansion joint, so that flexible Crack structure can bear bigger weight.

The utility model is further arranged to: the cross section of the buffer part is in " V "-shape shape setting, two interconnecting pieces It is located at the two sides of buffer part.

By using above-mentioned technical proposal, when there is weight on expanded joint structure, the concrete layer of compression can press part Power is transmitted in buffer part, and according to the analysis of mechanics it is found that have the structure of tension expansion and compression contractile function simultaneously Generally foldable structure or warp architecture, wherein bending structure is stronger compared to the anti-pressure ability of warp architecture, be able to bear compared with Big weight, and it is the most stable with triangular structure in bending structure, therefore, the cross section of buffer part is arranged to " V " word Shape can ensure to greatest extent expansion plate using safe.

The utility model is further arranged to: two interconnecting pieces connect far from more edges are plugged on the side of buffer part The length direction of socket part is arranged and grafting is into the ground nail in inner groovy.

By using above-mentioned technical proposal, expansion plate all may cause in production, transport, storage and using expansion plate when Warpage occurs for side, causes to be easy between expansion plate and inner groovy there are larger gap, when expanded joint structure is by weight, mixes Solidifying soil layer is easy to collapse, and expansion plate firmly can not only be fixedly clamped on inner groovy by ground nail, while can also It prevents the side of expansion plate from warpage occurs, effectively eliminates the larger gap between expansion plate and inner groovy, further ensure that flexible Plate using safe.

The utility model is further arranged to: each ground nail stretch out the part outside interconnecting piece and ground nail and interconnecting piece it Between junction be coated with glass cement.

By using above-mentioned technical proposal, ground nail will lead between ground nail and interconnecting piece when being plugged on interconnecting piece and stitch Gap, enveloping junction between the part and ground nail and interconnecting piece that ground nail stretches out outside interconnecting piece by glass cement can effectively prevent It only infilters the rainwater in expansion joint to flow into the gap between ground nail and interconnecting piece, further ensures that the anti-water energy of expanded joint structure Power.

The utility model is further arranged to: two interconnecting pieces are provided with far from the side of buffer part along connection minister It spends direction setting and bends the bending part of setting in 90 degree, be provided with together in two inner groovies along expansion joint length direction The card slot of setting, two bending parts are plugged in respectively in twice card slot.

By using above-mentioned technical proposal, expansion plate deflection can be prevented to be installed by the cooperation of card slot and bending part and stretched In contracting seam, so that buffer part can ensure the uniform force of buffer part when being stretched or compressing, to effectively ensure to stretch The service life of contracting plate.

The utility model is further arranged to: filled with for sealing between this in the gap between the bending part and card slot The filler of gap.

By using above-mentioned technical proposal, using filler by the gap between bending part and card slot, inside expansion joint When there is infiltration situation, do not flowed into when rainwater is diffused on expansion plate between card slot and expansion plate and the crack of inner groovy, into One step ensures the waterproof ability of expanded joint structure.

The utility model is further arranged to: the expansion plate is provided with multi-disc, and the two panels expansion plate being disposed adjacent is opposite One end of setting fits together, and is provided on one end that two panels expansion plate fits together for two panels expansion plate to be bonded in Adhesive glue together.

By using above-mentioned technical proposal, the expansion joints such as existing floor are generally longer, and therefore, the length of expansion plate also needs To increase therewith, but the length of expansion plate is longer, expansion plate production, transport, storage and using when will also result in it is biggish Therefore inconvenience can reduce the length of monolithic expansion plate by the way that expansion plate is arranged to multi-disc, two panels is stretched using adhesive glue Plate can also fill the spacing between two panels expansion plate while being bonded together, it is ensured that sealing when expansion plate is combined Property.

The utility model is further arranged to: the bitumen layer is made of building petroleum asphalt.

By using above-mentioned technical proposal, building petroleum asphalt viscosity is larger, and heat resistance is preferable, but plasticity is smaller, can Ensure that the expansion joint deformation expansion joint Shi Huiyu deforms together, and the Corrosion Protection of building petroleum asphalt is higher, it will not be to flexible Plate causes adverse effect.

In conclusion the utility model has the advantage that

1, expansion joint can be hidden completely, and will not occurs the phenomenon of protrusion between two temperature sections, it will not Stumble to walking person so that expansion joint using safer；

2, bitumen layer and concrete layer and expansion joint are connected firmly, and stability is strong, come relative to existing expansion joint component Say that the service life is longer, and later maintenance cost is low.

Detailed description of the invention

Fig. 1 is the diagrammatic cross-section at expansion joint in the prior art；

Fig. 2 is the diagrammatic cross-section of the present embodiment；

Fig. 3 is the diagrammatic cross-section of the present embodiment expansion plate installation；

Fig. 4 is the A partial enlargement diagram of the present embodiment Fig. 3；

Fig. 5 is the connection schematic diagram of the present embodiment two panels expansion plate.

Description of symbols: 1, temperature section；2, expansion joint；11, inner groovy；111, card slot；112, filler；3, it takes Iron；4, baffle；5, expansion plate；51, interconnecting piece；511, bending part；512, ground nail；513, glass cement；52, buffer part；53, it bonds Glue；6, bitumen layer；7, concrete layer.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

A kind of hidden telescopic crack structure, as shown in Fig. 2, including being placed equidistant with along 2 length of expansion joint and two sides are solid respectively Due in twice inner groovy 11 expansion plate 5, be layed in the intracorporal pitch of chamber that expansion plate 5 and twice inner groovy 11 be enclosed Layer 6 and it is layed in the concrete layer 7 that the top of bitumen layer 6 and upper surface are overlapped with two 1 upper surfaces of temperature section.

Wherein, bitumen layer 6 has building petroleum asphalt laying to be made.

Wherein, the environment for needing to be laid with floor tile on floor according to actual field of employment, such as hospital etc., can also be Shangdi brick is laid on concrete layer 7, so that expanded joint structure is not in color difference, so that overall appearance is more beautiful.

As shown in figure 3, expansion plate 5 includes the interconnecting piece 51 that two panels is arranged along 2 length direction of expansion joint and is set to two Between road interconnecting piece 51 and cross section is in " V "-shape the buffer part 52 of shape setting, wherein expansion plate 5 is continuous by a piece of iron plate Bending forming.

Wherein, when installing expansion plate 5, if 5 deflection of expansion plate is installed, it is long along expansion joint 2 for leading to buffer part 52 not Direction setting is spent, i.e., between telescopic chute at an angle, when two temperature sections 1 occur mobile, buffer part 52 can also be by To a shearing force along 52 width direction of buffer part, bending part 511 of buffer part 52 are caused to be easy to appear wrinkle, seriously When, or even buffer part 52 can be made slight crack occur, cause buffer part 52 to be easy seriously to be damaged, seriously affects expansion plate 5 Integral strength and bearing capacity.

Therefore, as shown in figure 3, being provided in twice inner groovy 11 together along the card of 11 length direction of inner groovy setting Slot 111, wherein be provided on side of the twice interconnecting piece 51 far from buffer part 52 together in the bending of 90 degree of bending settings Portion 511, twice bending part 511 can be fixed on respectively in twice card slot 111；Pass through matching for card slot 111 and bending part 511 When conjunction can ensure to install expansion plate 5, buffer part 52 is arranged along 2 length direction of expansion joint.

Wherein, the spacing setting equal in magnitude between each road card slot 111 and expansion joint 2, by the position for limiting card slot 111 The buffer part 52 of expansion plate 5 can be made to be centrally located in expansion joint 2, when so that expanded joint structure is by weight, so that transmitting Pressure on to expansion plate 5 can be evenly distributed to twice interconnecting piece 51, effectively ensure the service life of expansion plate 5.

When bending part 511 is put in completely in card slot 111, interconnecting piece 51 can be bonded with 11 surface of inner groovy, wherein flexible Plate 5 because be it is molding by light sheet bending, be all easy to appear side in production, conveying, carrying and use process and stick up Bent phenomenon, if directly using the expansion plate 5 of side warpage, it is easy to appear larger between expansion plate 5 and inner groovy 11 Gap, behind asphalt layer 6 and gap can still exist when concrete layer 7, when shape personnel trample on expanded joint structure, It is easy to appear the possibility of partial collapse, the case where causing expanded joint structure to be broken.

Therefore, in conjunction with shown in Fig. 4 and Fig. 5, it is plugged with grafting on interconnecting piece 51 into the ground nail 512 in inner groovy 11, leads to 11 surface of inner groovy can be fixed on for the grips of 51 warpage of interconnecting piece by crossing ground nail 512, so that interconnecting piece 51 and inner groovy It is not in excessive gap between 11；Wherein, it is noted that ground nail 512 should be plugged on interconnecting piece 51 close to bending part 511 On side.

It advanced optimizes, more ground nails 512 in equal grafting on each road interconnecting piece 51, and ground nail 512 should be along interconnecting piece 51 Length direction arrangement, such setting can not only ensure that between 11 surface of interconnecting piece 51 and inner groovy be not in wide arc gap, And the bonding strength of interconnecting piece 51 Yu inner groovy 11 can be further increased.

Advanced optimize, be additionally provided on interconnecting piece 51 envelope each ground nail 512 stretch out the part of interconnecting piece 51 with And between ground nail 512 and interconnecting piece 51 junction glass cement 513, can be by ground nail 512 and interconnecting piece 51 by glass cement 513 Between gap be fully sealed, further increase the waterproof ability at expansion joint 2.

Wherein, for the ease of 511 grafting of bending part into card slot 111, the depth and width of card slot 111 can be bigger than normal, When this also results in 511 grafting of bending part into card slot 111, there are larger gap between bending part 511 and card slot 111, when stretching When contracting 2 deflections of seam are excessive, it inevitably will appear gap between bitumen layer 6 and concrete layer 7 and expansion joint 2, floor caused to occur It is easy to infilter in inner groovy 11 when rainwater, infilters the rainwater in inner groovy 11 and be easy to be diffused into card slot 111, and pass through company Minim gap between socket part 51 and inner groovy 11 flows to 5 lower surface of expansion plate, and expansion joint 2 is caused to be likely to occur the case where dripping Occur.

Therefore, in conjunction with shown in Fig. 4 and Fig. 5, filled with for sealing in the gap between bending part 511 and card slot 111 The filler 112 in the gap can ensure the leakproofness between interconnecting piece 51 and inner groovy 11 by filler 112, so that stretching The phenomenon that will not dripping contracting seam 2 is when expansion.

According to the physical length at expansion joint 2, must also increase therewith for sealing the length of expansion plate 5 at expansion joint 2, but Be, expansion plate 5 be by the multiple bending and molding of thin plate, therefore, if expansion plate 5 will increase when too long expansion plate 5 production, Difficulty when transport, preservation and use.

Therefore, as shown in figure 5, can have for the expansion plate 5 in expansion joint 2 multiple, each expansion plate 5 is mounted on When in expansion joint 2, it should be ensured that one end that the two panels expansion plate 5 of arbitrary neighborhood setting is oppositely arranged abuts together, then two It is filled on the gap that piece expansion plate 5 abuts against upper together along the setting of 5 width direction of expansion plate for two panels expansion plate 5 is complete So the length of each expansion plate 5 can be arranged within zone of reasonableness for the adhesive glue 53 being bonded together, and can Each expansion plate 5 is combined together to be sealed work to expansion joint 2, substantially reduces expansion plate 5 in production, transport, storage Deposit the difficulty with use aspect.

The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this Within novel design concept, any modification, equivalent replacement, improvement and so on should be included in the protection of the utility model Within the scope of.

Claims (8)

1. a kind of hidden telescopic crack structure characterized by comprising

Expansion plate (5), the interconnecting piece (51) and set that the expansion plate (5), which includes two panels, to be arranged along expansion joint (2) length direction It is placed between twice interconnecting piece (51) and is capable of the buffer part (52) of free extension or contraction, two interconnecting pieces (51) are solid respectively Due in twice inner groovy (11), the buffer part (52) is in the middle position at expansion joint (2)；

Bitumen layer (6), the bitumen layer (6) are layed in the top of twice inner groovy (11) and expansion plate (5), the bitumen layer (6) thickness is less than the depth of inner groovy (11)；

Concrete layer (7), the concrete layer (7) are layed in above bitumen layer (6), the concrete layer (7) and two temperature The upper surface of section (1) is overlapped.

2. a kind of hidden telescopic crack structure according to claim 1, it is characterised in that: the buffer part (52) it is transversal Face is in " V "-shape shape setting, and two interconnecting pieces (51) are located at the two sides of buffer part (52).

3. a kind of hidden telescopic crack structure according to claim 1, it is characterised in that: two interconnecting pieces (51) are separate It is plugged with more on the side of buffer part (52) along the arrangement of interconnecting piece (51) length direction and grafting is into inner groovy (11) Ground nail (512).

4. a kind of hidden telescopic crack structure according to claim 3, it is characterised in that: each ground nail (512) is stretched out Junction is coated with glass cement (513) between the outer part of interconnecting piece (51) and ground nail (512) and interconnecting piece (51).

5. a kind of hidden telescopic crack structure according to claim 1, it is characterised in that: two interconnecting pieces (51) are separate The side of buffer part (52), which is provided with, to be arranged and in the bending part of 90 degree of bending settings along interconnecting piece (51) length direction (511), it is provided in two inner groovies (11) together along the card slot (111) of expansion joint (2) length direction setting, described in two Bending part (511) is plugged in respectively in twice card slot (111).

6. a kind of hidden telescopic crack structure according to claim 5, it is characterised in that: the bending part (511) and card Filled with the filler (112) for sealing the gap in gap between slot (111).

7. a kind of hidden telescopic crack structure according to claim 1, it is characterised in that: the expansion plate (5) is provided with Multi-disc, one end that the two panels expansion plate (5) being disposed adjacent is oppositely arranged fit together, two panels expansion plate (5) fit one The adhesive glue (53) together for two panels expansion plate (5) to be bonded together is provided on end.

8. a kind of hidden telescopic crack structure according to claim 1, it is characterised in that: the bitumen layer (6) is by building Asphalt is made.