Assembled T-shaped beam jacking auxiliary steel member
Technical Field
The utility model relates to a bridge engineering technical field specifically is an assembled T type roof beam jacking auxiliary steel member.
Background
At present, bridge supports of a plurality of highway viaducts, road bridges and the like in China need to be replaced, damaged supports and related auxiliary components are repaired, new supports meeting design requirements are installed, when the supports are replaced, the upper structure of a bridge needs to be jacked to a certain height for construction operation, when the bridge supports need to be replaced in the bridge maintenance process, a bridge deck is usually propped up through oil pressure jacking equipment or jacks, old supports are taken out, and then the new supports are placed between a pier body and the bridge deck, at present, steel plates are additionally arranged at two ends of jacks when T-shaped beams of the bridge are jacked, so that the stress area is increased, but when the beams are jacked, the jacks do not have safety facilities and are easy to slip off from the steel plates to cause danger, the support steel plates of the jacks cannot support the bridge, the bridge needs to be stressed for a long time to support the bridge through the jacks, danger is easy to occur in the jacking process, and when a plurality of, the jacking height of the jack is not easy to be limited to be consistent.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model is not enough to prior art, the utility model provides an assembled T type roof beam jacking auxiliary steel member, it is spacing to possess insurance facility, it causes danger to the jack to be difficult for with the steel sheet slippage, and the support steel sheet of jack can support the bridge, need not the long-time atress of jack and support the bridge, and when using a plurality of jacks, can inject advantages such as jacking highly uniform of a plurality of jacks, when having solved the roof and falling the roof beam, the jack does not have insurance facility, cause danger with the steel sheet slippage easily, and the support steel sheet of jack can' T support the bridge, need the long-time atress of jack to support the bridge, it is dangerous to take place easily among the jacking process, and when using a plurality of jacks, be difficult for injecing the problem of the jacking highly uniform of jack.
(II) technical scheme
In order to achieve the above object, the present invention provides the following technical solutions: an assembly type T-shaped beam jacking auxiliary steel member comprises a base, a top plate, a hydraulic cylinder and two arc plates, wherein fixed plates are fixedly connected to the lower sides of the opposite ends of the two arc plates, arc clamping grooves are formed in the upper ends of the two fixed plates, the lower end of the hydraulic cylinder is positioned in the arc clamping grooves, a triangular plate is fixedly connected to the lower side of one end, away from the fixed plates, of the arc plates, the triangular plate is connected with the upper side of the base through a connecting mechanism, an installation block is fixedly connected to the lower end of the top plate, the lower end of the installation block is clamped with the upper end of the hydraulic cylinder through a cylindrical groove, limiting plates are fixedly connected to the left side and the right side of the lower end of the installation block, limiting grooves are formed in the opposite sides of the two limiting plates, a plurality of uniformly distributed limiting holes are transversely formed in one side of, the lower extreme of roof rotates through the pivot and is connected with two ejector pins, two the lower extreme of ejector pin all rotates through the pivot and is connected with the fixed block, logical groove has been seted up to one side of fixed block, it is equipped with fixed establishment to lead to the inslot, a plurality of fixed slots with fixed knot structure matched with have been seted up to the upper end of base.
Preferably, the connecting mechanism comprises connecting blocks arranged on the front side and the rear side of the triangular plate, the lower ends of the connecting blocks are fixedly connected with the upper end of the base, strip-shaped through holes are formed in one side of each connecting block, a plurality of uniformly distributed positioning holes are formed in one side of the triangular plate, and one of the positioning holes and the strip-shaped through holes in the two connecting blocks are jointly sleeved with a triangular wedge.
Preferably, stop gear cup joints the gag lever post in spacing downthehole including sliding, the one end of gag lever post extends to the spacing inslot, the other end of gag lever post passes spacing hole and fixedly connected with stopper, two arc pieces of symmetry fixedly connected with on the pole wall of gag lever post, the draw-in groove has all been seted up to the relative both sides in the spacing hole, two the draw-in groove respectively with two arc piece joints.
Preferably, the fixing mechanism comprises an L-shaped block arranged in the through groove in an inverted mode, a rectangular opening is vertically formed in the bending position of the L-shaped block, a rectangular rod is sleeved in the rectangular opening in a sliding mode, two ends of the rectangular rod are fixedly connected with two opposite sides of the through groove respectively, the lower end of the L-shaped block extends to one of the fixing grooves and is provided with an inclined plane, and a chamfer is formed in one side corner, far away from the inclined plane, of the vertical portion of the L-shaped block.
Preferably, the lower extreme fixedly connected with rectangle slider of fixed plate, the bar spout has been seted up to the upper end of base, rectangle slider and bar spout sliding connection.
Preferably, the left side and the right side of the mounting block are fixedly connected with supporting plates, and the upper ends of the supporting plates are fixedly connected with the lower end of the top plate.
(III) advantageous effects
Compared with the prior art, the utility model provides an assembled T type roof beam jacking auxiliary steel member possesses following beneficial effect:
1. when the utility model is used, the base is placed on the pier top, the arc plate is placed in the arc groove on the fixed plate, at the moment, the rectangular sliding block is inserted into the strip-shaped sliding groove, the triangular clamping plate is positioned in the two connecting blocks, the triangular wedge block is inserted into the strip-shaped through hole and the positioning hole, the triangular wedge block is knocked by a hammer, one side of the inclined plane extrusion positioning hole of the triangular wedge block enables the triangular plate to extrude the arc plate to move, the arc plate moves the extrusion hydraulic cylinder, thereby the jack for jacking can be positioned, the triangular plate, the connecting block and the triangular wedge block can connect the arc plate and the base, the jacking auxiliary steel component is convenient to disassemble after the installation and jacking are finished, then the top plate and the mounting block are placed at the upper end of the hydraulic cylinder, the fixed plate and the arc plate can be mutually limited, the stability of the top plate is increased, avoid the danger of slipping when in use.
2. The utility model discloses the stop gear that is provided with, when using, insert spacing downthehole with the gag lever post, spacing downthehole flexure strip can carry on spacingly with the draw-in groove cooperation to the gag lever post, the gag lever post landing when avoiding using, the gag lever post inserts when spacing downthehole in the difference, can join in marriage with the spacing groove and carry on spacingly, and then the restriction fixed plate is at the sliding distance of arc lateral wall, thereby can inject the jacking height of jack for the jacking, be convenient for make the flexible distance of a plurality of jacking jacks keep unanimously.
3. The utility model discloses the fixed establishment that is provided with, when using, during pneumatic cylinder jacking roof, the ejector pin is around the pivot swing, and then make the fixed block slide on the base, when the fixed block slides, the fixed slot is slided to the inclined plane on the L-shaped piece, and then make the L-shaped piece slide on the rectangular pole, and then make L-shaped piece and different fixed slot joint, use the hammer to strike the L-shaped piece and make the L-shaped piece complete with the fixed slot joint, thereby can support the roof, alleviate the atress of pneumatic cylinder, avoid using jack support bridge for a long time to take place danger.
Drawings
Fig. 1 is a schematic structural view of an auxiliary steel member for jacking an assembled T-shaped beam according to the present invention;
fig. 2 is a right side view of a jacking auxiliary steel member diagram of the assembled T-shaped beam provided by the utility model;
fig. 3 is a top view of the arc plate, the triangular plate and the connecting block in fig. 1 of the assembled T-beam jacking auxiliary steel member provided by the present invention;
fig. 4 is an enlarged view of a structure a in fig. 1 of an assembled T-shaped beam jacking auxiliary steel member provided by the present invention;
fig. 5 is the utility model provides a B department structure enlargements in assembled T type roof beam jacking auxiliary steel member figure 2.
In the figure: the device comprises a top plate 1, a mounting block 2, a hydraulic cylinder 3, an arc plate 4, a limiting hole 5, a triangle plate 6, a base 7, a limiting plate 8, a fixing plate 9, a rectangular sliding block 10, a strip-shaped sliding groove 11, a connecting block 12, a triangle wedge block 13, a limiting groove 14, a supporting plate 15, a top rod 16, a fixing block 17, an L-shaped block 18, a limiting block 19, an arc piece 20, a limiting rod 21, a rectangular rod 22, an inclined plane 23 and a chamfer 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
an assembly type T-shaped beam jacking auxiliary steel component comprises a base 7, a top plate 1, a hydraulic cylinder 3 and two arc-shaped plates 4, wherein fixing plates 9 are fixedly connected to the lower sides of the opposite ends of the two arc-shaped plates 4, arc-shaped clamping grooves are formed in the upper ends of the two fixing plates 9, the lower end of the hydraulic cylinder 3 is located in the arc-shaped clamping grooves, a triangular plate 6 is fixedly connected to the lower side of one end, away from the fixing plates 9, of each arc-shaped plate 4, the triangular plate 6 is connected with the upper side of the base 7 through a connecting mechanism, an installation block 2 is fixedly connected to the lower end of the top plate 1, the lower end of the installation block 2 is clamped with the upper end of the hydraulic cylinder 3 through a cylindrical groove, limiting plates 8 are fixedly connected to the left side and the right side of the lower end of the installation block 2, limiting grooves 14 are formed in the opposite sides of the two limiting, the lower extreme of roof 1 rotates through the pivot and is connected with two ejector pins 16, and the lower extreme of two ejector pins 16 all rotates through the pivot and is connected with fixed block 17, and logical groove has been seted up to one side of fixed block 17, leads to the inslot and is equipped with fixed establishment, and a plurality of fixed slots with fixed knot structure matched with have been seted up to the upper end of base 7.
The connecting mechanism comprises connecting blocks 12 arranged at the front side and the rear side of the triangular plate 6, the lower ends of the two connecting blocks 12 are fixedly connected with the upper end of the base 7, one side of each connecting block 12 is provided with a strip-shaped through hole, one side of the triangular plate 6 is provided with a plurality of uniformly distributed positioning holes, a triangular wedge 13 is sleeved between one positioning hole and the strip-shaped through holes on the two connecting blocks 12,
the lower extreme fixedly connected with rectangle slider 10 of fixed plate 9, bar spout 11 has been seted up to the upper end of base 7, rectangle slider 10 and bar spout 11 sliding connection.
The equal fixedly connected with backup pad 15 in the left and right sides of installation piece 2, the upper end of two backup pads 15 all with the lower extreme fixed connection of roof 1.
When the utility model is used, the base 7 is placed on the pier top, the arc plate 4 is placed in the arc groove on the fixed plate 9, at the moment, the rectangular sliding block 10 is inserted into the strip-shaped sliding groove 11, the triangular clamping plate 6 is positioned in the two connecting blocks 12, the triangular wedge 13 is inserted into the strip-shaped through hole and the positioning hole, the hammer is used for knocking the triangular wedge 13, one side of the inclined plane extrusion positioning hole of the triangular wedge 13 enables the triangular plate 6 to extrude the arc plate 4 to move, the arc plate 4 moves the extrusion hydraulic cylinder 3, thereby the jack for jacking can be positioned, the triangular plate 6, the connecting blocks 12 and the triangular wedge 13 can connect the arc plate 4 and the base 7, the jacking auxiliary steel component is convenient to be detached after the installation and jacking are finished, then the top plate 1 and the mounting block are placed on the upper end of the hydraulic cylinder 3, the fixed plate 9 and the arc plate 4 can be mutually limited, the, the stability after the effectual jacking auxiliary steel member equipment that has improved, the slippage takes place dangerously when avoiding using.
Example 2: the difference is based on example 1;
stop gear cup joints the gag lever post 21 at spacing downthehole 5 including sliding, and the one end of gag lever post 21 extends to spacing inslot 14, and spacing hole 5 and fixedly connected with stopper 19 are passed to the other end of gag lever post 21, and two arcs of symmetry fixedly connected with piece 20 on the pole wall of gag lever post 21, and the draw-in groove has all been seted up to spacing downthehole relative both sides, and two draw-in grooves are connected with two arcs respectively.
The utility model discloses stop gear who is provided with, when using, insert spacing pole 21 in the spacing hole 5, the flexure strip 20 in the spacing hole 5 can carry on spacingly with the draw-in groove cooperation to spacing pole 21, spacing pole 21 landing when avoiding using, when spacing pole 21 inserts in the spacing hole 5 of difference, can join in marriage with spacing groove 14 and carry on spacingly, and then the sliding distance of restriction fixed plate 9 at 4 lateral walls of arc, thereby can prescribe a limit to the jacking height of jack for the jacking, be convenient for make a plurality of jacking jacks's flexible distance keep unanimously.
Example 3: the difference is based on example 1;
fixing mechanism is including setting up the L-shaped piece 18 of inverting in logical inslot, and the rectangle opening has vertically been seted up to the department of buckling of L-shaped piece 18, and it has cup jointed rectangle pole 22 to slide in the rectangle opening, and rectangle pole 22's both ends respectively with lead to the both sides fixed connection that the groove is relative, and L-shaped piece 18's lower extreme extends to in one of them fixed slot and has seted up inclined plane 23, and chamfer 24 has been seted up to a side angle department that inclined plane 23 was kept away from to L-shaped piece 18.
The utility model discloses the fixed establishment that is provided with, when using, when 3 jacking roofs of pneumatic cylinder 1, ejector pin 16 is around the pivot swing, and then make fixed block 17 slide on base 7, when fixed block 17 slides, the fixed slot is slided to the inclined plane on the L-shaped piece 18, and then make L-shaped piece 18 slide on rectangular rod 22, and then make L-shaped piece 18 and different fixed slot joint, use the hammer to strike L-shaped piece 18 and make L-shaped piece 18 complete with the fixed slot joint, thereby can support roof 1, alleviate the atress of pneumatic cylinder 3, it takes place danger to avoid using jack support bridge for a long time.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.