The utility model content
The technical problems to be solved in the utility model provides a kind of be used to the support frame structure that installs the template of encorbelmenting, such support frame structure can be realized stepless lift adjustment to crossbeam, reduce effectively the to encorbelment torsional deformation of template plate satisfies the technological requirement of construction, increases work efficiency.
In order to solve the problems of the technologies described above, what the utility model provided is a kind of be used to the support frame structure that installs the template of encorbelmenting, and comprises at least two bracing frames of cross direction profiles on metope; Each support frame as described above has a support arm that stretches out forward; The top of each described support arm is provided with the lifting brace summer of fore-and-aft direction; Described lifting brace summer is connected by at least two spiral lifting governor motions that distribute along fore-and-aft direction with described support arm.
Each described spiral lifting governor motion comprises the lifting screw of a vertically-arranged; The termination of corresponding described lifting screw upper end, the bottom of described lifting brace summer is distributed with at least two and connects trepanning; Each described connection trepanning is sleeved on the termination of corresponding described lifting screw upper end versatilely.
The lower end of described lifting screw is provided with strip swing handle or a disc swing handle vertical with this lifting screw; The end of described lifting screw upper end is nested with and gripper shoe is fixedly arranged; The degree of depth of described connection trepanning is greater than the top distance between the end face of described lifting screw upper end of described gripper shoe.
Each described support arm is distributed with the through hole of at least two up/down perforations along fore-and-aft direction, and described lifting screw passes described through hole, and described lifting screw is furnished with two nuts, and described two nuts lay respectively at the upper and lower both sides of described support arm; Perhaps, each described support arm is distributed with the screwed hole of at least two up/down perforations along fore-and-aft direction, and described lifting screw passes described screwed hole, and described lifting screw is furnished with a nut, and a described nut is positioned at upside or the downside of described support arm.
Described screwed hole is upper screwed hole, following screwed hole or full thread hole.
Described upper screwed hole is by making at the top of through hole welded nut; Described screwed hole down is by making at the bottom of through hole welded nut.
Described nut is mountain type spare.
Support frame as described above has a triangle steel support; The horizon bar of described triangle steel support front upper place is described support arm; The vertical bar of the described triangle steel support back lower place is fixed arm; The upper end of described fixed arm is connected with the rear end vertical fixing of described support arm; The top of described fixed arm is distributed with a plurality of equidistant adjusting fixing holes from top to bottom; The pitch-row of two adjacent described adjusting fixing holes is less than or equal to the maximum lifting travel of described spiral lifting governor motion; Fixedly connected by brace between the bottom of the anterior and described fixed arm of described support arm; Described triangle steel support is connected with wall mounted by described adjusting fixing hole by bolt or expansion bolt.
Described horizon bar and described vertical bar are made with channel-section steel respectively; Described brace and described lifting brace summer are made with square hollow section steel; Described horizon bar, described vertical bar are fixedlyed connected by welding manner with described brace.
The utility model has following beneficial effect with respect to prior art:
1, the technical program is owing to adopted the top of each support arm to be provided with the lifting brace summer of fore-and-aft direction; The technological means that lifting brace summer and support arm are connected by at least two spiral lifting governor motions that distribute along fore-and-aft direction, at lifting brace summer upper edge fore-and-aft direction at least two crossbeams that are parallel to wall of placement that distribute, the top placement of the crossbeam template of encorbelmenting.So, when not being in above two crossbeams in the same plane, when the template plate of encorbelmenting is distorted, can regulate the spiral lifting governor motion, the lifting brace summer is carried out stepless lift adjustment, and then crossbeam is realized stepless lift adjustment, avoid crossbeam is regulated the generation of not in place or overregulation phenomenon, reduce effectively the to encorbelment torsional deformation of template plate satisfies the technological requirement of construction, increases work efficiency.
2, the technical program is owing to adopted each spiral lifting governor motion to comprise the lifting screw of a vertically-arranged, the termination of corresponding lifting screw upper end, the bottom of lifting brace summer is distributed with at least two and connects trepanning, each connection trepanning is sleeved on the technological means on the termination, corresponding lifting screw upper end versatilely, so, connect between the termination on trepanning and the lifting screw be connected not fragile, can prolong the application life of bracing frame, when the spiral lifting governor motion is regulated, can produce relative motion between the termination of the connection trepanning of lifting brace summer bottom and lifting screw upper end, like this, with do not disturb mutually between each spiral lifting governor motion that same lifting brace summer and support arm are connected, therefore, be conducive to each spiral lifting governor motion is regulated separately.
3, the technical program is owing to having adopted the lower end of lifting screw to be provided with a strip swing handle vertical with this lifting screw or the technological means of disc swing handle, so free-hand rotation lifting screw carries out lift adjustment to lifting screw easily.Again owing to adopted the end of lifting screw upper end to be nested with and gripper shoe fixedly arranged, connect the degree of depth of trepanning greater than the technological means that arrives distance between the end face of lifting screw upper end above the gripper shoe, so, not only can increase the contact area of lifting brace summer and gripper shoe greatly, greatly reduce gripper shoe to the pressure of lifting brace summer, and increased the stability of lifting brace summer greatly.
4, the technical program is owing to adopted each support arm to be distributed with the through hole of at least two up/down perforations along fore-and-aft direction, lifting screw passes through hole, lifting screw is furnished with two nuts, two nuts lay respectively at the technological means of the upper and lower both sides of support arm, so, can carry out lift adjustment and fastening to lifting screw by rotating these two nuts.When having adopted each support arm to be distributed with the screwed hole of at least two up/down perforations along fore-and-aft direction, lifting screw passes described screwed hole, lifting screw is furnished with a nut, this nut is positioned at the technological means of upside or the downside of support arm, then can realize its lift adjustment and fastening to lifting screw by rotating this nut by rotating lifting screw.
5, the technical program is the technological means in upper screwed hole, following screwed hole or full thread hole owing to having adopted screwed hole, so, can produce multiple bracing frame, to satisfy requirements of different users.
6, the technical program is owing to adopted upper screwed hole by making at the top of through hole welded nut, the technological means of following screwed hole by making at the bottom of through hole welded nut, so, not only the manufacturing of bracing frame is more prone to, and screw rod and nut all can be replaced by plain bolt, realize the standardization manufacturing of bracing frame, reduce manufacturing cost.
7, the technical program is because to have adopted nut be the technological means of mountain type spare, so can be easily free-hand rotation mountain type spare carries out lift adjustment and fastening to lifting screw.
8, the technical program is owing to adopted bracing frame that the technological means of a triangle steel support is arranged, so the stability of bracing frame is strong, safety is good.Again owing to adopted the top of fixed arm to be distributed with a plurality of equidistant adjusting fixing holes from top to bottom, the pitch-row of two adjacent adjusting fixing holes is less than or equal to the technological means of the maximum lifting travel of spiral lifting governor motion, so, obtain lift adjustment in the scope that the lifting brace summer can be bigger, it is more flexible to construct.Again since adopted the triangle steel support by bolt or expansion bolt by regulating the technological means that fixing hole is connected with wall mounted, so, the bracing frame easy disassembling, reusable.
9, the technical program because adopted horizon bar and vertically bar be made with channel-section steel respectively, the technological means that brace and lifting brace summer are made with square hollow section steel, so, reducing material drops into, further save and cause this, remarkable in economical benefits meets green construction and environmental requirement.Again owing to adopted horizon bar, vertical bar and the brace technological means of fixedlying connected by welding manner, so, bracing frame good rigidity, not yielding.Can design standardization, the prefabricated processing of batch production to bracing frame in advance.
The specific embodiment
As shown in Figure 1, what present embodiment provided is a kind of be used to the support frame structure that installs the template of encorbelmenting, and comprises two bracing frames (certainly, also can distribute more bracing frame) of cross direction profiles on metope; Each support frame as described above is positioned at the cantilevered plate below of concentrating in advance; Each support frame as described above has a support arm that stretches out forward 11; The front end of described support arm 11 is provided with upwardly extending plate washer 14, and described plate washer 14 is made and be welded on the front end of described support arm 11 by band steel.The top of each described support arm 11 is provided with the lifting brace summer 2 of fore-and-aft direction; Described lifting brace summer 2 is connected by two spiral lifting governor motions 3 that distribute along fore-and-aft direction with described support arm 11, certainly, described lifting brace summer 2 also can be connected by the more spiral lifting governor motions 3 that distribute along fore-and-aft direction with described support arm 11.As can be seen from Figure 1, the top distribution along fore-and-aft direction of described two lifting brace summers 2 placed two crossbeams 5 that are parallel to wall, and described two crossbeams 5 are two identical flitches, its equal in length, and it is highly equal.Certainly, described crossbeam 5 also can have a plurality of.The top placement of described two crossbeams 5 template 7 of encorbelmenting.(figure does not draw the described template 7 of encorbelmenting and a front side board 72 is formed with being arranged in base plate 71 two top avris plates by a base plate 71.The front and back length of encorbelmenting can be passed through its front side board 72, adjusting flitch 6 and timber wedge 4 and regulate by described plate washer 14.
Present embodiment is owing to adopted the top of each support arm to be provided with the lifting brace summer of fore-and-aft direction; The technological means that lifting brace summer and support arm are connected by two spiral lifting governor motions that distribute along fore-and-aft direction, at lifting brace summer upper edge fore-and-aft direction two crossbeams that are parallel to wall of placement that distribute, the top placement of the crossbeam template of encorbelmenting.So, when not being in above two crossbeams in the same plane, when the template plate of encorbelmenting is distorted, can regulate the spiral lifting governor motion, the lifting brace summer is carried out stepless lift adjustment, and then crossbeam realized stepless lift adjustment, avoid crossbeam is regulated the generation of not in place or overregulation phenomenon, the torsional deformation of the template plate that reduces effectively to encorbelment satisfies the technological requirement of construction, increase work efficiency, improve concrete Forming Quality greatly.
As a kind of improvement of present embodiment, as shown in Figure 1, each described spiral lifting governor motion 3 comprises the lifting screw 31 of a vertically-arranged; The termination of corresponding described lifting screw 31 upper ends, the bottom of described lifting brace summer 2 is distributed with two and connects trepanning (that is to say that the number that connects trepanning equals the number of the lifting screw 31 of each bracing frame); Each described connection trepanning is sleeved on (connecting the shape of trepanning and the shape of termination, lifting screw upper end is described in detail later) on the termination of corresponding described lifting screw 31 upper ends versatilely.
Present embodiment is owing to adopted each spiral lifting governor motion to comprise the lifting screw of a vertically-arranged, the termination of corresponding lifting screw upper end, the bottom of lifting brace summer is distributed with two and connects trepanning, each connection trepanning is sleeved on the technological means on the termination, corresponding lifting screw upper end versatilely, so, connect between the termination on trepanning and the lifting screw be connected not fragile, can prolong the application life of bracing frame, when the spiral lifting governor motion is regulated, can produce relative motion between the termination of the connection trepanning of lifting brace summer bottom and lifting screw upper end, like this, with do not disturb mutually between each spiral lifting governor motion that same lifting brace summer and support arm are connected, therefore, be conducive to each spiral lifting governor motion is regulated separately.
Further improve as present embodiment, as shown in Figure 1, the lower end of described lifting screw 31 is provided with a strip swing handle 33 vertical with this lifting screw, and certainly, the lower end of described lifting screw 31 also can be provided with a disc swing handle vertical with this lifting screw.The end of described lifting screw 31 upper ends is nested with and gripper shoe 34 is fixedly arranged; The degree of depth of described connection trepanning is top to the distance between the end face of described lifting screw 31 upper ends greater than described gripper shoe 34.
Present embodiment is owing to having adopted the lower end of lifting screw to be provided with a strip swing handle vertical with this lifting screw or the technological means of disc swing handle, so free-hand rotation lifting screw carries out lift adjustment to lifting screw easily.Again owing to adopted the end of lifting screw upper end to be nested with and gripper shoe fixedly arranged, connect the degree of depth of trepanning greater than the technological means that arrives distance between the end face of lifting screw upper end above the gripper shoe, so, not only can increase the contact area of lifting brace summer and gripper shoe greatly, greatly reduce gripper shoe to the pressure of lifting brace summer, and increased the stability of lifting brace summer greatly.
Further improve again as present embodiment, as shown in Figure 1, each described support arm 11 is (certain along the through hole that fore-and-aft direction is distributed with two up/down perforations, also can be each described support arm 11 is distributed with more up/down perforations along fore-and-aft direction through hole), described lifting screw 31 passes described through hole, described lifting screw is furnished with two nuts 32, and described two nuts 32 lay respectively at the upper and lower both sides of described support arm 11; Certainly, also can be, each described support arm be distributed with the screwed hole of two up/down perforations along fore-and-aft direction, and described lifting screw 31 passes described screwed hole, described lifting screw is furnished with a nut 32, and a described nut 32 is positioned at upside or the downside of described support arm 11.
Present embodiment is owing to adopted each support arm to be distributed with the through hole of at least two up/down perforations along fore-and-aft direction, lifting screw passes through hole, lifting screw is furnished with two nuts, two nuts lay respectively at support arm on, the technological means of following both sides, so, can carry out lift adjustment and fastening to lifting screw by rotating these two nuts, obviously, such spiral lifting governor motion, its lifting screw can not rotate, and therefore, the connection trepanning of lifting brace summer bottom can be arranged to the square column type hole, correspondingly, the square column type head also is arranged in the termination of lifting screw upper end.When having adopted each support arm to be distributed with the screwed hole of at least two up/down perforations along fore-and-aft direction, lifting screw passes described screwed hole, lifting screw is furnished with a nut, this nut is positioned at the technological means of upside or the downside of support arm, then can realize its lift adjustment and fastening to lifting screw by rotating this nut by rotating lifting screw, obviously, such spiral lifting governor motion, its lifting screw rotates, therefore, the connection trepanning of lifting brace summer bottom can be arranged to cylindrical hole, correspondingly, cheese head also is arranged in the termination of lifting screw upper end.
Further improve again as present embodiment, described screwed hole is upper screwed hole, following screwed hole or full thread hole.Described upper screwed hole is that screw thread is arranged at the top of screwed hole, and the bottom does not have screw thread.Screw thread is arranged at the bottom that described screwed hole down is screwed hole, and top does not have screw thread.Described full thread hole is to be equipped with screw thread in the screwed hole from top to the bottom.
Present embodiment is the technological means in upper screwed hole, following screwed hole or full thread hole owing to having adopted screwed hole, so, can produce multiple bracing frame, to satisfy requirements of different users.
Also further improve as present embodiment, as shown in Figure 1, described upper screwed hole is by making at the top of through hole welded nut; Described screwed hole down is by making at the bottom of through hole welded nut.As can be seen from Figure 1, described support arm 11 usefulness channel-section steels are made (certainly, support arm 11 also can be made by solid rod member), its groove down, corresponding rectangle backing plate 16 of groove notch place welding that through hole will be set, the upper base of channel-section steel has a hole, and rectangle backing plate 16 also has a hole, the described through hole of the coaxial isometrical formation in these two holes.Nut of (or below) welding forms described upper screwed hole on the channel-section steel upper base, correspondingly, is configured in the downside that clamp nut on the lifting screw 31 is positioned at support arm 11.Also can be that nut of (or above) welding forms described screwed hole down below rectangle backing plate 16, correspondingly, be configured in the upside that clamp nut on the lifting screw 31 is positioned at support arm 11.
Present embodiment is owing to adopted upper screwed hole by making at the top of through hole welded nut, the technological means of following screwed hole by making at the bottom of through hole welded nut, so, not only the manufacturing of bracing frame is more prone to, and screw rod and nut all can be replaced by plain bolt, realize the standardization manufacturing of bracing frame, reduce manufacturing cost.
Further improve as present embodiment, as shown in Figure 1, described nut 32 is mountain type spare.Described mountain type spare is to pull ear two of the bilateral symmetry of nut ground welding to make, certainly, and nut and pull ear and also can make integral piece.As previously described, for by rotating two nuts lifting screw being carried out lift adjustment and fastening spiral lifting governor motion, these two nuts or one of them can be mountain type spares.For by screwed hole lifting screw being carried out lift adjustment and by a nut lifting screw carried out fastening spiral lifting governor motion, this nut can be mountain type spare.
Present embodiment is because to have adopted nut be the technological means of mountain type spare, so can be easily free-hand rotation mountain type spare carries out lift adjustment or fastening to lifting screw.
Further improve as present embodiment, as shown in Figure 1, support frame as described above has a triangle steel support 1 again; The horizon bar of described triangle steel support 1 front upper place is described support arm 11; The vertical bar of described triangle steel support 1 back lower place is fixed arm 12; The upper end of described fixed arm 12 is connected with the rear end vertical fixing of described support arm 11, describedly is fixedly connected as welding; The top of described fixed arm 12 is distributed with 3 equidistant adjusting fixing holes (certainly, regulating fixing hole also can be more) from top to bottom; The pitch-row of two adjacent described adjusting fixing holes is less than or equal to the maximum lifting travel of described spiral lifting governor motion 3; Fixedly connected by brace 13 between the bottom of the anterior and described fixed arm 12 of described support arm 11; Described triangle steel support 1 can certainly be expansion bolt by bolt 17() be connected with wall mounted by described adjusting fixing hole.
Present embodiment is owing to adopted bracing frame that the technological means of a triangle steel support is arranged, so the stability of bracing frame is strong, safety is good.Again owing to adopted the top of fixed arm to be distributed with a plurality of equidistant adjusting fixing holes from top to bottom, the pitch-row of two adjacent adjusting fixing holes is less than or equal to the technological means of the maximum lifting travel of spiral lifting governor motion, so, obtain lift adjustment in the scope that the lifting brace summer can be bigger, it is more flexible to construct.Again since adopted the triangle steel support by bolt or expansion bolt by regulating the technological means that fixing hole is connected with wall mounted, so, the bracing frame easy disassembling, reusable.
Further improve again as present embodiment, as shown in Figure 1, described horizon bar (being support arm 11) and described vertical bar (being fixed arm 12) are made with channel-section steel respectively; Described brace 13 and described lifting brace summer 2 usefulness square hollow section steels are made; Described horizon bar, described vertical bar are fixedlyed connected by welding manner with described brace.As can be seen from Figure 1, the connection trepanning of lifting brace summer 2 bottoms is non-open-work.As the channel-section steel of fixed arm 12, its groove forward, correspondence will arrange rectangle backing plate 15 of groove notch place welding of regulating fixing hole,, there is a hole at the back end of channel-section steel, rectangle backing plate 15 also has a hole, the described adjusting fixing hole of the coaxial isometrical formation in these two holes.
Present embodiment is owing to adopted horizon bar and vertical bar to be made with channel-section steel respectively, the technological means that brace and lifting brace summer are made with square hollow section steel, so, reducing material drops into, reduce the weight of bracing frame, further save and cause this, remarkable in economical benefits meets green construction and environmental requirement.Again owing to adopted horizon bar, vertical bar and the brace technological means of fixedlying connected by welding manner, so, bracing frame good rigidity, not yielding.Can design the prefabricated processing of batch production to bracing frame in advance.