A kind of concrete blinding turning fastener
Technical field
The present invention relates to the fixedly fastener of use of a kind of concrete blinding, particularly relate to the fastener that the corner part of a kind of concrete blinding splicing is used.
Background technology
As shown in Figure 1, while building the floor of stair, bottom surface band crossbeam, need to meet a block concrete template 30a in the concrete blinding 20a top rail of standing.In order horizontal this block concrete template 30a that connects to be supported on vertical concrete blinding 20a, the applicant has applied for " a kind of concrete mould board fixer ".
This fastening devices 10a comprises gusset 11a, latch fitting 12a and end plate 13a.Gusset 11a has the first side stay plate 111a and the second side stay plate 112a that mutually is vertically connected on together, the junction of the first side stay plate 111a and the second side stay plate 112a forms bight, the external surface of the second side stay plate 112a is provided with two fin 113a, and two fin 113a are parallel to respectively the cross spider in bight.The both ends of gusset 11a arrange respectively an end plate 13a, are penetrated with two bolts on two end plates 13a.Latch fitting 12a comprises rod member 121a and dead bolt 122a, the end of rod member 121a is positioned at outside the second side stay plate 112a, the other end of rod member 121a passes the second side stay plate 112a and stretch out rear installation dead bolt 122a in the middle of two fin 113a, and two corresponding dead bolt 122a of fin 113a are provided with and are used to form the outer breach of dead bolt 122a end back-out fin.
Be horizontally between two concrete blinding 20a that standing to meet a few block concrete template 30a while building stair, a fastening devices 10a need to be assembled respectively in the both ends of the every horizontal concrete blinding 30a that connects.Concrete operations are as follows, and one of them end plate 13a is leaned against on vertical concrete blinding 20a, by above-mentioned bolt, end plate 13a are fixed on vertical concrete blinding 20a.Then the horizontal block concrete template 30a that connects of 20a on the concrete blinding that this piece is standing, stick in fast access slot on this horizontal concrete blinding 20a that connects two fin 113a, and then revolving rod 121a is stuck in this fast access slot dead bolt 122a.So, also assemble a fastening devices 10a at the horizontal concrete blinding other end that connects again, what step stair have, and just need horizontal a few block concrete template 30a that connect, and then concreting is plastic stair in the die cavity that concrete blinding 20a, concrete blinding 30a etc. fences up.
While building the floor of bottom surface band crossbeam, two fin 113a on the second side stay plate 112a are sticked in fast access slot on vertical concrete blinding 20a, then revolving rod 121a is stuck in this fast access slot dead bolt 122a, keep flat a block concrete template 30a on the first side stay plate 111a, then concreting gets final product formed sole and wears the floor of crossbeam in the die cavity that concrete blinding 20a, concrete blinding 30a etc. fences up again.
Need to be on end plate 13a while building stair erection bolt singly, and do not need this bolt when building the floor of bottom surface band crossbeam, therefore not only increased the manufacturing cost of fastening devices 10a, and the efficiency of assembling of building stair also awaits further raising.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of concrete blinding turning fastener that can reduce costs and can improve efficiency of assembling.
In order to reach above-mentioned purpose, solution of the present invention is:
A kind of concrete blinding turning fastener, comprise the fast access slot gripper shoe in the fast access slot that is inserted on concrete blinding, and the latch fitting that is arranged on fast access slot gripper shoe and mutually engages with this fast access slot, also comprise the plate body support member that can plug or can support on another concrete blinding, the plate body support member is arranged on described fast access slot gripper shoe, and described fast access slot gripper shoe is U-shaped.
Described fast access slot gripper shoe has the side stay plate that is oppositely arranged and the connection fagging that is connected the both sides fagging.
Described plate body support member comprises latch and key seat, and latch connects described connection fagging by key seat.
Described key seat is sticked on described connection fagging and convex forms two salient angles, on two salient angles, described latch is set respectively.
Described key seat is triangular form.
Described plate body support member comprises top bracing plate| and support arm, and top bracing plate| connects described fast access slot gripper shoe by support arm.
Convex with flange on described fast access slot gripper shoe, flange and described top bracing plate| lay respectively at the relative both sides of described fast access slot gripper shoe.
Described latch fitting comprises sleeve, locking bar and dead bolt; Sleeve is convexly equipped with on described fast access slot gripper shoe, and an end of locking bar is positioned at outside sleeve, and the other end of locking bar passes after sleeve in the U-shaped opening that stretches into described fast access slot gripper shoe and connects dead bolt.
Described locking bar is positioned at the outer end of described sleeve and is bent to form lock handle.
The bearing of trend of described lock handle and described dead bolt is mutually vertical or parallel.
After adopting said structure, a kind of concrete blinding of the present invention turning fastener has following beneficial effect: following operation while building stair, plug the plate body support member on the concrete blinding that is standing, fast access slot gripper shoe is sticked in fast access slot on the horizontal concrete blinding that connects, then rotate latch fitting latch fitting is stuck in this fast access slot.So, then at the other end of horizontal this block concrete template that connects, also assemble a turning fastener, what step stair have, and with regard to horizontal, connect a few block concrete templates, and then concreting is plastic stair in the die cavity that fences up.While building the floor of bottom surface band crossbeam, the fast access slot gripper shoe of plate is sticked in fast access slot on vertical concrete blinding, the rotation latch fitting is stuck in this fast access slot latch fitting, keeps flat a block concrete template on the plate body support member, and then concreting is plastic floor in the die cavity that fences up.The present invention compares with existing fastening devices, has saved bolt, has reduced manufacturing cost, and with screwing the mode that unscrews bolt, compares, and the present invention, by plug-in mounting and the mode fixing concrete template of being abutted against, has greatly improved efficiency of assembling.
Description of drawings
Fig. 1 is the structural representation of existing a kind of concrete mould board fixer;
Fig. 2 is the structural representation of a kind of concrete blinding of the present invention turning fastener;
Fig. 3 is the structural representation of another angle of a kind of concrete blinding of the present invention turning fastener;
Fig. 4 is the use view of a kind of concrete blinding of the present invention turning fastener;
Fig. 5 is the structural representation of another embodiment of a kind of concrete blinding of the present invention turning fastener;
Fig. 6 is the structural representation of another angle of another embodiment of a kind of concrete blinding of the present invention turning fastener;
Fig. 7 is the use view one of another embodiment of a kind of concrete blinding of the present invention turning fastener;
Fig. 8 is the use view two of another embodiment of a kind of concrete blinding of the present invention turning fastener.
In figure:
Fastening devices 10a gusset 11a
First side stay plate 111a the second side stay plate 112a
Fin 113a latch fitting 12a
Rod member 121a dead bolt 122a
End plate 13a concrete blinding 20a
Fast access slot 21a concrete blinding 30a
Fast access slot 31a concrete blinding 40a
Fast access slot gripper shoe 1 side stay plate 11
Connect fagging 12 flanges 13
Plate body support member 2 latches 21
Key seat 22 latch fittings 3
Sleeve 31 locking bars 32
Dead bolt 33 lock handles 34
Plate body support member 2 ' top bracing plate| 21 '
Support arm 22 '
The specific embodiment
In order further to explain technical scheme of the present invention, the present invention will be described in detail below by specific embodiment.
Embodiment one
As shown in Figures 2 to 4, a kind of concrete blinding of the present invention turning fastener, comprise fast access slot gripper shoe 1, plate body support member 2 and latch fitting 3.
Fast access slot gripper shoe 1 is U-shaped, has the side stay plate 11 that is oppositely arranged and the connection fagging 12 that is connected both sides fagging 11.In order to narrate conveniently, the side dimension of take connection fagging 12 along U-shaped opening, extending, as length, is of a size of width with another side perpendicular to this side.
Plate body support member 2 comprises latch 21 and key seat 22.Key seat 22 is sticked and is connecting on fagging 11, and preferably, key seat 22 roughly is triangular form, and one of them bight connection lock element 3 forms two salient angles thereby two other bight is outwardly respectively in connecting fagging 12, and a latch 21 is set respectively on two salient angles.
Latch fitting 3 comprises sleeve 31, locking bar 32, dead bolt 33 and lock handle 34.Sleeve 31 is convexly equipped with and is connecting on fagging 12, and an end of locking bar 32 is positioned at outside sleeve and is bent to form lock handle 34.The other end of locking bar 32 passes the rear intervention of sleeve 31 and connects in the U-shaped opening of fagging 12, and then connects dead bolt 34.Dead bolt 34 is roughly rectangular, and the bearing of trend of lock handle 34 and dead bolt 33 is parallel to each other.That is to say, under dead bolt 34 be not sticked in state in fast access slot on concrete blinding, dead bolt 33 be hidden in fully connect fagging 12 below, the long limit of dead bolt 33 is parallel to each other with the long limit that is connected fagging 12; As shown in Figure 2 and Figure 4, along direction of arrow rotation lock, make dead bolt 33 90-degree rotation angles to 34, the both ends of dead bolt 33 are namely exposed and are connected outside fagging 12, and can mutually engage with above-mentioned fast access slot.In addition, the bearing of trend of lock handle 34 and dead bolt 33 also can be mutually vertical.
Be horizontally between two concrete blinding 20a that standing to meet a few block concrete template 30a while building stair, a turning fastener is assembled respectively at the both ends of the every horizontal concrete blinding 30a that connects.Concrete operations are as follows, and desired location on the concrete blinding 20a that is standing bores two holes, inject in two holes latch 21 is corresponding, and the turning fastener namely is fixed on vertical concrete blinding 20a like this.Fast access slot gripper shoe 1 is sticked in fast access slot 31a on the horizontal concrete blinding 30a that connects, then rotate locking bar 32 dead bolt 33 is stuck in this fast access slot 31a.So, then at the other end of horizontal this block concrete template 30a that connects, also assemble a turning fastener, what step stair have, and with regard to horizontal, meet a few block concrete template 30a, and concreting is plastic stair in the die cavity that fences up.
During the present embodiment operation, only need to inject, extract latch 21, rotation dead bolt 33 can be realized loading and unloading fast, and is easy to loading and unloading quick, can greatly improve the efficiency of loading and unloading.And the turning fastener has high versatility, and the turning fastener can directly be contained in a horizontal end that meets concrete blinding 30a, and this turning fastener Rotate 180 degree can be contained in the horizontal other end that meets concrete blinding 30a.And, roughly form the structure of gusseted, supporting ﹠ stablizing in the present embodiment by latch 21 and fast access slot gripper shoe 1; Protruding two salient angles in connecting fagging 12 of plate body support member 2 can also prevent that concrete blinding 30a from outwards overturning, toppling over.
Embodiment two
To shown in Figure 8, the main distinction of the present embodiment and embodiment one is plate body support member 2 ' as Fig. 5, and it comprises top bracing plate| 21 ' and support arm 22 '.
The one side of top bracing plate| 21 ' is the smooth face of building, and is convexly equipped with two, the support arm 22 ' of three or more on another side, below as an example of three support arms 22 ' example, describes.Top bracing plate| 21 ' is mutually vertical with support arm 22 '.The end of three support arms 22 ' connects a side of fagging 12, and the another side that connects fagging 12 outwards is convexly equipped with two side stay plates 11, that is to say, the protrusion direction of side stay plate 11 is opposite with the bearing of trend of top bracing plate| 21 '.Connect on fagging 12 and convex with flange 13, flange 13 and top bracing plate| 21 ' lay respectively at the relative both sides of fast access slot gripper shoe 1.
Dead bolt 34 is roughly rectangular, and the bearing of trend of lock handle 34 and dead bolt 33 is mutually vertical, that is to say, under dead bolt 34 be not sticked in state in fast access slot on concrete blinding, dead bolt 33 be hidden in fully connect fagging 12 below.In addition, the bearing of trend of lock handle 34 and dead bolt 33 also can be parallel to each other., about something in common in the fast access slot gripper shoe 1 that adopts in the present embodiment and latch fitting 3 and embodiment one, do not repeat them here.
While building the floor of bottom surface band crossbeam, fast access slot gripper shoe 1 is sticked in fast access slot 21a on vertical concrete blinding 20a, then hold lock handle 34 rotation locking bars 32, dead bolt 33 is stuck in this fast access slot 21a, keep flat a block concrete template 40a on top bracing plate| 21 ', then concreting gets final product formed sole and wears the floor of crossbeam in the die cavity that concrete blinding 20a, concrete blinding 40a etc. fences up again.
Because flange 13 is attached on concrete blinding 20a, avoid the turning fastener outwards overturn under the suppressing action power of the concrete blinding 40a that keeps flat or deviate from fast access slot 21a, can improve the reliability of turning fastener.Preferably, as shown in Figure 8, the end of side stay plate 11 is against on the kerve face of fast access slot 31a just, also can further improve the reliability of assembling.
And form neutral gear between many support arms 22 ', and when concrete mortar etc. overflows concrete blinding 20a, concrete blinding 40a, can make concrete mortar etc. outside above-mentioned neutral gear is discharged fast access slot 21a, avoid stopping up fast access slot 21a.This structure also can alleviate the weight of turning fastener, reduces costs, and the present embodiment also can save the bolt in existing fastening devices 10a.
Above-described embodiment and accompanying drawing and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field, to its suitable variation or modification of doing, all should be considered as not breaking away from patent category of the present invention.