CN102797319A - Binding-free type building cushion block for transverse steel bar - Google Patents

Binding-free type building cushion block for transverse steel bar Download PDF

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Publication number
CN102797319A
CN102797319A CN2012103182411A CN201210318241A CN102797319A CN 102797319 A CN102797319 A CN 102797319A CN 2012103182411 A CN2012103182411 A CN 2012103182411A CN 201210318241 A CN201210318241 A CN 201210318241A CN 102797319 A CN102797319 A CN 102797319A
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China
Prior art keywords
cushion block
reinforcing bar
roof pressure
steel bar
pressure face
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Pending
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CN2012103182411A
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Chinese (zh)
Inventor
朱晓龙
朱清德
王保军
丁宝庆
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朱新伟
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Priority to CN2012103182411A priority Critical patent/CN102797319A/en
Publication of CN102797319A publication Critical patent/CN102797319A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the field of building materials, in particular to a binding-free type building cushion block for a transverse steel bar. The binding-free type building cushion block comprises a base body, wherein the base body is provided with an inlet channel and a steel bar containing groove, the inlet channel is used for being penetrated by a steel bar along the radial direction of the steel bar, the steel bar containing groove is communicated with the inlet channel, and the steel bar containing groove is a through groove which penetrates through the front side surface and the rear side surface of the base body and is downwards opened; the wall of the steel bar containing groove is provided with a steel bar supporting and pressing surface used for supporting and pressing the steel bar; the left side surface or the right side surface of the base body is provided with a template supporting and pressing surface which is used for limiting the thickness of a steel bar protection layer in a way of matching with the steel bar supporting and pressing surface by supporting and pressing a corresponding template; and the base body is provided with a counterweight part which enables the gravity center of the binding-free type building cushion block to be positioned below the steel bar containing groove. The binding-free type building cushion block for the transverse steel bar, which is disclosed by the invention, can not only ensure that the thickness of the steel bar protection layer is accurate, but also solve the problems of difficult installation and low installation efficiency of the traditional side cushion block.

Description

A kind of transverse reinforcement is built cushion block with tying-free
Technical field
The present invention relates to building material field, especially a kind of transverse reinforcement is built cushion block with tying-free.
Background technology
The thickness relationship of the reinforcement cover of reinforcing bar is to performances such as the bearing capacity of structure, durability, fire lines; In building operations, when carrying out the building of reinforced concrete structures such as beam, post, floor, keep certain thickness in order to make the concrete-steel tendon protective layer; Guarantee the supporting capacity of reinforcing bar in engineering structures; Tend to use cushion block, when building, cushion block keeps the distance of setting between reinforcing bar and template and with template.According to the difference of use occasion, above-mentioned cushion block is divided into the plane cushion block of the bottom template that is used for bearing bar and is used for the side cushion block of bearing bar Side shuttering.
Along with the fast development of building trade, the structure of plane cushion block and form are comparatively ripe, but the structure of side cushion block is comparatively single; Wherein the patent No. is that 022201912 the disclosed concrete-steel tendon protective layer of Chinese patent cushion block is exactly a kind of of side cushion block, and this cushion block integral body is hub for vehicle wheel shape, has circular hole between wherein; Week upwards has an opening; During use, the opening of this cushion block is aimed at reinforcing bar and pushed, reinforcing bar gets into behind the said opening clamped fixing.Said structure obtained using very widely in a period of time, but but existed some problems, for example; Because it cooperates with reinforcing bar by clamping reinforcing bar, therefore must adopt elastomeric material, the material of using in the actual production is plastics; And the intensity of plastics self and life-span all are limited, and this is obviously improper for the building that needs many decades even last a century to stand, in addition; Be still the problem owing to plastics self intensity, in the work progress, cushion block is happened occasionally by situation shatter, crushing; In a single day cushion block is destroyed, and then the thickness of the reinforcement cover of corresponding position certainly will can't guarantee; Moreover; Adhesion between plastics and the concrete is limited; After the concrete setting of therefore building, cushion block and concrete junction tend to owing to stress, expand with heat and contract with cold etc. former thereby the slit occurs, and airborne oxygen, moisture etc. will certainly corrosion reinforcing bars after through these slits entering building masonry walls; Wearing out of aggravation reinforcing bar, this intensity to building masonry wall obviously is totally unfavorable; At last, often having hundreds of thousands of cushion blocks in the engineering needs to install, and above-mentioned cushion block need exert oneself one to push away when combining with reinforcing bar, and this obviously can increase operator's labour intensity, the reduction efficiency of construction.
The patent No. is that 012399744 the disclosed concrete-steel tendon protective layer of Chinese patent cushion block is the another kind of side cushion block, and the main body of this cushion block is frustum or prismoid, and the end face of main body is provided with arcuate furrow; In addition; / 2nd places between its bottom surface and the groove bottom land are provided with the iron wire perforation, and the iron wire perforation is orthogonal with arcuate furrow, during use; With the corresponding reinforcing bar of said arcuate furrow place, thus through in the iron wire perforation, penetrating iron wire that the cushion block colligation is fixing on reinforcing bar.This cushion block is owing to be the fixed form that adopts colligation; Therefore can adopt concrete material; Thereby the intensity that does not have plastic cushion is low, with the problem of concrete associativity difference, still, so-called " fish and bear's paw are unable to have both at one and the same time "; The fixed form of colligation has further increased labourer's labour intensity, has reduced efficiency of construction.
Generally speaking, all there be effort and the low problem of installation effectiveness of installing in use in present building cushion block.
Summary of the invention
The object of the present invention is to provide a kind of transverse reinforcement to build cushion block, with installation effort and the low problem of installation effectiveness that solves existing side cushion block with tying-free.
In order to address the above problem; Transverse reinforcement of the present invention adopts following technical scheme with tying-free building cushion block: transverse reinforcement is built cushion block with tying-free; Comprise matrix; Matrix is provided with and supplies reinforcing bar along the intake channel that radially gets into of reinforcing bar and the reinforcing bar holding tank that is connected with said intake channel; Said reinforcing bar holding tank is downward for the groove and the notch of the forward and backward side surface of perforation matrix, and the cell wall of reinforcing bar holding tank is provided with the reinforcing bar roof pressure face that is used for the roof pressure reinforcing bar, and the left-hand face of matrix or right lateral surface are provided with and are used for the corresponding template of roof pressure to cooperate the template roof pressure face of the thickness that limits reinforcement cover with said reinforcing bar roof pressure face; Also be provided with the counterweight portion that the center of gravity that makes this building cushion block is positioned at the holding tank below on the matrix.
Matrix also comprises along the transverse arm portion that left and right directions extends and is connected transverse arm portion left end and to the support portion that extends below; The right-hand member of transverse arm portion is provided with to the retaining edge that extends below; Said reinforcing bar holding tank is surrounded with the support portion by this retaining edge; Said template roof pressure face is positioned on the left-hand face of support portion and from the top down and extends, and template roof pressure face is plane or the arc surface heaved left, and said reinforcing bar roof pressure face is positioned on the right lateral surface of support portion; Said counterweight portion be connected with the support portion and from an end to the other end that is connected with the support portion gradually to the lower right bending, intake channel by counterweight portion with retaining along surrounding.
Said template roof pressure face is an arc surface, and said reinforcing bar roof pressure face is the arc surface with the concentricity line of template roof pressure face.
Said template roof pressure face is the plane, reinforcing bar roof pressure face be arc surface or with the parallel plane of template roof pressure face.
The center of gravity of said building cushion block be positioned at the reinforcing bar holding tank under locate.
Said building cushion block is a concrete pad.
Said building cushion block is a concrete pad.
Because transverse reinforcement of the present invention has matrix with tying-free building cushion block, matrix is provided with described intake channel, reinforcing bar holding tank and counterweight portion, the notch of reinforcing bar holding tank downwards and counterweight portion make the center of gravity of this building cushion block be positioned at below the reinforcing bar holding tank; Therefore can will build cushion block through said reinforcing bar holding tank in use hangs on the corresponding transverse reinforcement; When mounted, make corresponding transverse reinforcement radially get into the reinforcing bar holding tank, owing to be the mode that adopts hook through said access road; Therefore access road and the reinforcing bar holding tank does not all need and reinforcing bar between other chucking power is arranged; In other words, all and build matched in clearance between the cushion block, there is not any resistance in reinforcing bar in the process that gets into the reinforcing bar holding tank through access road; Thereby can reduce labourer's labour intensity greatly, improve its operating efficiency; Because counterweight portion makes the center of gravity of building cushion block be positioned at reinforcing bar holding tank below; Therefore after reinforcing bar gets into the reinforcing bar holding tank; The building cushion block just hangs on the reinforcing bar under the effect of gravity reliably and keeps its template roof pressure to face template laterally, behind the pressure that receives template, under the pressure of template, ajusts automatically; Make the template that template roof pressure face roof pressure is corresponding; The reinforcing bar that reinforcing bar roof pressure face roof pressure is corresponding, the distance in the corresponding position between template roof pressure face through setting this building cushion block and the reinforcing bar roof pressure face just can guarantee the thickness of reinforcement cover everywhere accurately, thereby can also improve the quality of reinforcement cover; In sum, transverse reinforcement of the present invention can guarantee not only that with tying-free building cushion block the thickness of reinforcement cover is accurate, and has solved the installation effort and the low problem of installation effectiveness of existing side cushion block.
Description of drawings
Fig. 1 is the structural representation of transverse reinforcement of the present invention with the embodiment 1 of tying-free building cushion block;
Fig. 2 is the user mode figure of transverse reinforcement of the present invention with the embodiment 1 of tying-free building cushion block;
Fig. 3 is the structural representation of transverse reinforcement of the present invention with the embodiment 2 of tying-free building cushion block;
Fig. 4 is the structural representation of transverse reinforcement of the present invention with the embodiment 3 of tying-free building cushion block;
Fig. 5 is the structural representation of transverse reinforcement of the present invention with the embodiment 4 of tying-free building cushion block;
Fig. 6 is the structural representation of transverse reinforcement of the present invention with the embodiment 5 of tying-free building cushion block;
Fig. 7 is the structural representation of transverse reinforcement of the present invention with the embodiment 6 of tying-free building cushion block;
Fig. 8 is the structural representation of transverse reinforcement of the present invention with the embodiment 7 of tying-free building cushion block;
Fig. 9 is the structural representation of transverse reinforcement of the present invention with the embodiment 8 of tying-free building cushion block.
The specific embodiment
Transverse reinforcement of the present invention is with the embodiment 1 of tying-free building cushion block, shown in Fig. 1-2, in the present embodiment; The building cushion block adopts the matrix of concrete material, and the outline of matrix roughly is circular arc, and it comprises transverse arm portion 11; Transverse arm portion 11 extends from left to right; Its right-hand member is provided with to the retaining edge 12 that extends below, and uses in the time of should building cushion block, can it be ridden on the corresponding transverse reinforcement 21 through transverse arm portion 11; The left end of transverse arm portion 11 is connected with support portion 13; Support portion 13 and transverse arm portion 11 are for integral structure and gradually to extending below; The left side of support portion 13 (outside) has the template roof pressure face 13-1 that is used for roof pressure corresponding templates 22, and the right side of support portion (inboard) is provided with the reinforcing bar roof pressure face 13-2 that is used to be pressed on the reinforcing bar, in the present embodiment; Template roof pressure face 13-1 and reinforcing bar roof pressure face 13-2 are arc surface and the two the concentricity line of heaving left; Can guarantee support portion 13 like this between template and corresponding reinforcing bar the time, equate all the time with distance between the reinforcing bar even under the situation that the building cushion block rotates, also can guarantee template in perpendicular, equating of the setting of the distance (semidiameter) between template roof pressure face 13-1 and the reinforcing bar roof pressure face 13-2 with the thickness of reinforcement cover; Can guarantee comparatively accurately that then reinforcement cover thickness throughout equates; Support portion 13 and retaining cooperate and surround a reinforcing bar holding tank 14 that Open Side Down along 12, during use, can make reinforcing bar be arranged in this reinforcing bar holding tank 14; Thereby prevent transverse arm portion 11 after costing reinforcing bar from left or right-hand landing; It should be noted that the width of reinforcing bar holding tank 14 on left and right directions should be greater than the diameter of the reinforcing bar of correspondence, thus matched in clearance between the cell wall that guarantees reinforcing bar holding tank 14 and the corresponding reinforcing bar; The lower end of support portion 13 is connected with counterweight portion 15; Counterweight portion 15 extends and makes the center of gravity of this building cushion block be positioned at the below of reinforcing bar holding tank 14 to the lower right gradually from an end to the other end that is connected with support portion 13, and in the present embodiment, the tail end of counterweight portion 15 (away from an end of support portion) is concordant with the right-hand member of transverse arm portion 11; The building cushion block center of gravity be positioned at reinforcing bar holding tank 14 under locate; Because the existence of counterweight portion 15, when this building cushion block hung up corresponding reinforcing bar through its transverse arm portion 11 and reinforcing bar holding tank 14, it guaranteed upright state naturally under the effect of gravity; Can avoid turning on the one hand from reinforcing bar; Can make template roof pressure face towards left on the other hand, when the pressure that receives from the template of left, nature pass through its template roof pressure face roof pressure template; Through its reinforcing bar roof pressure face roof pressure reinforcing bar, pad is between reinforcing bar and template; In addition, the tail end of counterweight portion 15 (away from an end of support portion) surrounds the access road 16 that supplies reinforcing bar to get into the lower surface on retaining edge 12, when use should be built cushion block; Can make reinforcing bar get into reinforcing bar holding tank 14 once sending to the right then with this access road 16 towards reinforcing bar, realize installation this building cushion block; It is to be noted; The width of this access road on above-below direction be greater than the diameter of the reinforcing bar of correspondence, can make like this reinforcing bar through in the process of access road and retaining along and the corresponding side surface of counterweight portion between matched in clearance, do not receive any resistance; Thereby labour intensity that can the person of lightening one's labor improves efficiency of construction.Operating principle by this building cushion block can be known; This building cushion block only can be used for transverse reinforcement; Yet in the process of construction, reinforcing bar all is laterally with vertical arranged in a crossed manner, when the building cushion block still is set; Only need the cushion block quantity in guarantor unit's area to get final product, therefore only cooperate the requirement that to satisfy construction fully with transverse reinforcement.
Transverse reinforcement of the present invention is with the embodiment 2 of tying-free building cushion block, and as shown in Figure 3, the difference of present embodiment and embodiment 1 only is that the tail end of the counterweight portion 15 of the building cushion block in the present embodiment protrudes from the right-hand member of transverse arm portion 11 to the right.
Transverse reinforcement of the present invention is with the embodiment 3 of tying-free building cushion block; As shown in Figure 4; The difference of present embodiment and embodiment 1 only is; The reinforcing bar roof pressure face 13-2 of the building cushion block in the present embodiment and template roof pressure face 13-1 are vertical plane and the two is parallel to each other, and reinforcing bar roof pressure face equates with the thickness of the reinforcement cover of setting with distance between the template roof pressure face.
Transverse reinforcement of the present invention is with the embodiment 4 of tying-free building cushion block, and as shown in Figure 5, the difference of present embodiment and embodiment 3 only is that the tail end of the counterweight portion 15 of the building cushion block in the present embodiment protrudes from the right-hand member of transverse arm portion 11 to the right.
Transverse reinforcement of the present invention is with the embodiment 5 of tying-free building cushion block; As shown in Figure 6; The difference of present embodiment and embodiment 3 only is, the arc surface of the reinforcing bar roof pressure face 13-2 of the building cushion block in the present embodiment for heaving left, the distance between reinforcing bar roof pressure face 13-2 and the template roof pressure face 13-1; Being the leftmost side of reinforcing bar roof pressure face 13-2 equates with the thickness of the reinforcement cover of setting with distance between the template roof pressure face; During use, reinforcing bar centering reinforcing bar roof pressure face when this building cushion block is can be under the roof pressure of template automatic, thus guarantee that reinforcement cover thickness everywhere equates.
Transverse reinforcement of the present invention is with the embodiment 6 of tying-free building cushion block, and is as shown in Figure 7, compares with the foregoing description 1; The outline of the matrix in the present embodiment roughly is cuboid, the inlet openings of the access road 16 on the matrix downwards and access road be positioned at the left side of reinforcing bar holding tank 14, the right side cell wall of reinforcing bar holding tank constitutes reinforcing bar roof pressure face 13-2; The right lateral surface of matrix constitutes template roof pressure face 13-1; The two is plane and parallel to each other, during installation, the import of access road is aimed at the top of transverse reinforcement; This building cushion block is glided under action of gravity; Make reinforcing bar get into the reinforcing bar holding tank and get final product that the center of gravity of this building cushion block that counterweight portion 15 makes is positioned at below the reinforcing bar holding tank, thus can avoid its its turn over from reinforcing bar; It is pointed out that through setting the degree of depth of reinforcing bar holding tank here, can also the left side cell wall of reinforcing bar holding tank be made as reinforcing bar roof pressure face, the left-hand face of matrix is made as template roof pressure face.
Transverse reinforcement of the present invention is with the embodiment 7 of tying-free building cushion block; As shown in Figure 8; Compare with the foregoing description 1, the outline of the matrix in the present embodiment roughly is cuboid, the inlet openings of the access road 16 on the matrix upwards and access road be positioned at the left side of reinforcing bar holding tank 14; The right side cell wall of reinforcing bar holding tank 14 forms reinforcing bar roof pressure face 13-2, and the right lateral surface of matrix forms template roof pressure face 13-1; During installation; Only need make the below of the import aligning transverse reinforcement of said access road; Then upwards once sending, one pushing away and to make reinforcing bar get into the reinforcing bar holding tank; Counterweight portion 15 makes the center of gravity of this building cushion block be positioned at reinforcing bar holding tank below, because the effect of counterweight portion, this building cushion block can not turn over from reinforcing bar.
Transverse reinforcement of the present invention is with the embodiment 8 of tying-free building cushion block, and is as shown in Figure 9, compares with the foregoing description 4; The left-hand face of the support portion 13 in the present embodiment also has an inclined-plane 13-3; The lateral edges of this inclined-plane 13-3 is connected with template roof pressure face 13-2 and is initial gradually to the lower right diagonally extending from this edge, and the left surface of counterweight portion 15 is and the inclined-plane of above-mentioned inclined-plane 13-3 coplane that the upper side left side of matrix also is provided with the pit 17 to lower recess; The inclined-plane in the left side of support portion 13 and said pit the burden that has directly alleviated counterweight portion is set; Thereby can reduce the volume and the weight of counterweight portion accordingly, can save the material of making this building cushion block on the one hand, reduce cost; Can reduce to build the whole weight of cushion block on the other hand, the person's of lightening one's labor labour intensity.
Building cushion block described in above-mentioned each embodiment can also be processed by plastics or metal; Said building cushion block only need guarantee that center of gravity gets final product below the reinforcing bar holding tank, can be positioned at the reinforcing bar holding tank under.

Claims (7)

1. transverse reinforcement is built cushion block with tying-free; It is characterized in that; Comprise matrix; Matrix is provided with and supplies reinforcing bar along the intake channel that radially gets into of reinforcing bar and the reinforcing bar holding tank that is connected with said intake channel; Said reinforcing bar holding tank is downward for the groove and the notch of the forward and backward side surface of perforation matrix, and the cell wall of reinforcing bar holding tank is provided with the reinforcing bar roof pressure face that is used for the roof pressure reinforcing bar, and the left-hand face of matrix or right lateral surface are provided with and are used for the corresponding template of roof pressure to cooperate the template roof pressure face that limits thickness of protection tier with said reinforcing bar roof pressure face; Also be provided with the counterweight portion that the center of gravity that makes this building cushion block is positioned at the holding tank below on the matrix.
2. transverse reinforcement according to claim 1 is built cushion block with tying-free; It is characterized in that; Matrix also comprises along the transverse arm portion that left and right directions extends and is connected transverse arm portion left end and to the support portion that extends below; The right-hand member of transverse arm portion is provided with to the retaining edge that extends below, and said reinforcing bar holding tank is surrounded with the support portion by this retaining edge, and said template roof pressure face is positioned on the left-hand face of support portion and from the top down and extends; Template roof pressure face is the arc surface that perhaps heave left on the plane; Said reinforcing bar roof pressure face is positioned on the right lateral surface of support portion, said counterweight portion be connected with the support portion and from an end to the other end that is connected with the support portion gradually to the lower right bending, intake channel by counterweight portion with retaining along surrounding.
3. transverse reinforcement according to claim 2 is built cushion block with tying-free, it is characterized in that, said template roof pressure face is an arc surface, and said reinforcing bar roof pressure face is the arc surface with the concentricity line of template roof pressure face.
4. transverse reinforcement according to claim 2 is built cushion block with tying-free, it is characterized in that, said template roof pressure face is the plane, reinforcing bar roof pressure face be arc surface or with the parallel plane of template roof pressure face.
5. build cushion block according to each described transverse reinforcement of claim 1-4 with tying-free, it is characterized in that, the center of gravity of said building cushion block be positioned at the reinforcing bar holding tank under locate.
6. transverse reinforcement according to claim 5 is built cushion block with tying-free, it is characterized in that, said building cushion block is a concrete pad.
7. build cushion block according to each described transverse reinforcement of claim 1-4 with tying-free, it is characterized in that, said building cushion block is a concrete pad.
CN2012103182411A 2012-09-01 2012-09-01 Binding-free type building cushion block for transverse steel bar Pending CN102797319A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105019605A (en) * 2015-07-31 2015-11-04 宁波建工股份有限公司 Floor slab reinforcement protective layer double-control precast concrete cushion block and installation method thereof
WO2020237600A1 (en) * 2019-05-30 2020-12-03 李运中 Combined binding-free high-strength durable concrete cushion block

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2305954A1 (en) * 1972-06-26 1974-01-10 Haeussler Ernst SPACERS FOR REINFORCEMENT OF REINFORCED CONCRETE CONSTRUCTIONS AND METHOD AND DEVICE FOR ASSEMBLING THESE SPACERS
FR2114993B1 (en) * 1970-11-19 1975-01-10 Laroche Jean Pierre
DE2425768A1 (en) * 1974-05-28 1975-12-11 Horst Mueller Concrete formwork spacer as suspended unit - of various materials, sizes and shapes, with opening leading to slit
DE2721369A1 (en) * 1977-05-12 1978-11-23 Horst Mueller Block type concrete reinforcement spacer - has internal elastically bending springs protruding into recess open edges
FR2647142B1 (en) * 1989-05-19 1993-05-14 Laroche Sa Ets LOCKING REINFORCEMENT SHOE
CN202809998U (en) * 2012-09-01 2013-03-20 朱新伟 Binding-free type building cushion block for cross rebar

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2114993B1 (en) * 1970-11-19 1975-01-10 Laroche Jean Pierre
DE2305954A1 (en) * 1972-06-26 1974-01-10 Haeussler Ernst SPACERS FOR REINFORCEMENT OF REINFORCED CONCRETE CONSTRUCTIONS AND METHOD AND DEVICE FOR ASSEMBLING THESE SPACERS
DE2425768A1 (en) * 1974-05-28 1975-12-11 Horst Mueller Concrete formwork spacer as suspended unit - of various materials, sizes and shapes, with opening leading to slit
DE2721369A1 (en) * 1977-05-12 1978-11-23 Horst Mueller Block type concrete reinforcement spacer - has internal elastically bending springs protruding into recess open edges
FR2647142B1 (en) * 1989-05-19 1993-05-14 Laroche Sa Ets LOCKING REINFORCEMENT SHOE
CN202809998U (en) * 2012-09-01 2013-03-20 朱新伟 Binding-free type building cushion block for cross rebar

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105019605A (en) * 2015-07-31 2015-11-04 宁波建工股份有限公司 Floor slab reinforcement protective layer double-control precast concrete cushion block and installation method thereof
WO2020237600A1 (en) * 2019-05-30 2020-12-03 李运中 Combined binding-free high-strength durable concrete cushion block

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Application publication date: 20121128