CN212533764U - Positioning and adjusting device for PC track beam cast steel tension support - Google Patents
Positioning and adjusting device for PC track beam cast steel tension support Download PDFInfo
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- CN212533764U CN212533764U CN202022064722.7U CN202022064722U CN212533764U CN 212533764 U CN212533764 U CN 212533764U CN 202022064722 U CN202022064722 U CN 202022064722U CN 212533764 U CN212533764 U CN 212533764U
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Abstract
The utility model discloses a PC track roof beam cast steel tension support's positioning adjustment device, outrigger and backing plate subassembly on the bracket are supported and are located bracket, level on the chassis to base beam, bottom sprag on a plurality of base beams, fixed connection on a plurality of base beams that transversely set up including a plurality of. The utility model discloses positioning adjustment device simple structure, easy and simple to handle carry out the location through outrigger and PC track roof beam cast steel tension support and are connected, realize the position control to PC track roof beam cast steel tension support through the horizontal vertical and high position of adjusting the outrigger, can satisfy the design accuracy requirement with adjusting error control in 1mm within range.
Description
Technical Field
The utility model relates to a positive line simple beam construction field specifically is a positioning adjustment device of PC track roof beam cast steel tension support.
Background
With the rapid development of the transportation in China, the straight simply-supported PC track beam for the track has the advantages of large span, strong climbing capability, small turning radius, rapidness, convenience, small occupied area, low manufacturing cost, environmental protection and the like. The control of the pre-embedding precision of the cast steel tension support is particularly important, and how to accurately and efficiently position the cast steel tension support with the weight of about 1 ton at any position of a beam-making pedestal along with the change of the beam length, the plane position and the elevation deviation of the cast steel tension support are controlled within 1mm, and the control becomes one of the technical difficulties of track beam prefabrication.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a PC track roof beam cast steel tension support's positioning adjustment device, have simple structure stability, construction easy operation, improve PC track roof beam cast steel tension support installation's precision.
The technical scheme of the utility model is that:
the positioning and adjusting device comprises a plurality of transversely arranged bottom beams, a bottom frame fixedly connected to the bottom beams, a bracket, an outrigger and a base plate assembly, wherein the bracket is supported at the bottom end and positioned on the bottom frame, and the outrigger and the base plate assembly are horizontally supported on the bracket;
each bottom beam comprises a channel steel, two transverse adjusting plates and a support integral transverse adjusting rod, wherein the top ends of the transverse adjusting plates are fixed on the bottom surface of the channel steel and are respectively adjacent to the two ends of the channel steel, the support integral transverse adjusting rod is in threaded connection with each transverse adjusting plate and is horizontally arranged, and the axis of the support integral transverse adjusting rod is parallel to the transverse horizontal axis of the PC track beam cast steel tensile support;
the bottom frame comprises supporting beams fixedly connected to a plurality of bottom beams, a bottom plate fixed on the supporting beams, two L-shaped mounting frames fixedly connected to one transverse supporting beam and a support longitudinal angle adjusting rod in threaded connection with each L-shaped mounting frame, a lower connecting hole is formed in the center of the bottom plate, the end parts of the horizontal parts of the two L-shaped mounting frames are fixedly connected with the transverse supporting beam, the horizontal parts of the two L-shaped mounting frames are located below the bottom plate, the vertical parts of the two L-shaped mounting frames are located on the periphery of the bottom plate, the horizontal height of the top ends of the vertical parts of the two L-shaped mounting frames is higher than that of the top surface of the bottom plate, support longitudinal angle adjusting slotted holes with upward openings are formed in the vertical parts of each L-shaped mounting frame, and the two support longitudinal angle adjusting rods penetrate through the corresponding support longitudinal angle adjusting slotted holes and are located above the level of the, the axes of the two support longitudinal angle adjusting rods are parallel to the longitudinal horizontal axis of the PC track beam cast steel tension support;
the bracket comprises a lower horizontal supporting plate positioned and supported on a bottom plate, two longitudinal vertical side plates and two transverse vertical side plates, two mounting adjusting plates, an outrigger transverse position adjusting rod, an outrigger longitudinal position adjusting rod and four outrigger height adjusting rods, wherein the bottom end of the two longitudinal vertical side plates and the two transverse vertical side plates are fixedly connected on the lower horizontal supporting plate, the two mounting adjusting plates are connected on the vertical inner side wall of each transverse vertical side plate and are horizontally arranged, the outrigger transverse position adjusting rod is in threaded connection with each longitudinal vertical side plate, the outrigger longitudinal position adjusting rod is in threaded connection with one transverse vertical side plate, an upper connecting hole is formed in the center of the lower horizontal supporting plate, a connecting pin shaft penetrates through the lower connecting hole of the bottom plate and the upper connecting hole of the lower horizontal supporting plate from bottom to position and connect the two horizontal vertical side plates, the installation adjusting plate at the lower layer is adjacent to the lower gap of the transverse vertical side plate, the installation adjusting plate at the upper layer is adjacent to the upper gap of the transverse vertical side plate, four outrigger height adjusting rods are combined into a group in pairs, each group of outrigger height adjusting rods sequentially passes through the corresponding two installation adjusting plates from bottom to top, the cantilever beam longitudinal position adjusting rod is in threaded connection with the vertical middle part of the corresponding transverse vertical side plate, the two side parts of one transverse vertical side plate positioned at the lower gap are provided with a support longitudinal angle adjusting hole, and the two support longitudinal angle adjusting holes are adjacent to the lower horizontal supporting plate, each support longitudinal angle adjusting rod on the underframe sequentially passes through the corresponding support longitudinal angle adjusting slotted hole and is in threaded connection with the corresponding longitudinal angle adjusting hole of the transverse vertical side plate support, the two support longitudinal angle adjusting rods are respectively positioned below the level of the outrigger longitudinal position adjusting rod and are parallel to the outrigger longitudinal position adjusting rod;
the cantilever beam comprises a horizontal beam body, a plurality of positioning pins fixed on the central axis of the end face of the horizontal beam body, and a cantilever beam longitudinal adjusting plate, the top end of which is fixed on the bottom surface of the horizontal beam body and is adjacent to one end of the horizontal beam body, wherein the cantilever beam longitudinal adjusting plate is provided with a cantilever beam longitudinal adjusting slot hole with a downward opening;
the bottom end of the PC track beam cast steel tension support movable seat is provided with a plurality of positioning pin holes distributed along the longitudinal central axis of the movable seat, and a plurality of positioning pins of the cantilever beam respectively penetrate through the plurality of positioning pin holes on the movable seat from bottom to top to be positioned and connected;
the two end parts of the horizontal beam body of the cantilever beam are respectively supported at the top ends of the two groups of cantilever beam height adjusting rods, and the height of the cantilever beam is adjusted by adjusting the horizontal height at the top ends of the two groups of cantilever beam height adjusting rods; the cantilever beam longitudinal position adjusting rod sequentially penetrates through a cantilever beam longitudinal adjusting slotted hole of the cantilever beam and a transverse vertical side plate of the bracket so as to adjust the longitudinal position of the cantilever beam relative to the bracket; the inner ends of the cantilever beam transverse position adjusting rods on the two longitudinal vertical side plates respectively abut against two side walls of the cantilever beam horizontal beam body, and the transverse position of the cantilever beam relative to the bracket is adjusted through the cantilever beam transverse position adjusting rods; the longitudinal angle adjusting rods of the two supports of the underframe adjust the relative positions of the underframe relative to the bracket to realize the longitudinal angle adjustment of the cast steel tension support of the PC track beam; the inner ends of the two integral transverse adjusting rods of the bottom beam support against the side wall of the pedestal, and the transverse position of the integral positioning adjusting device relative to the pedestal is adjusted by adjusting the two integral transverse adjusting rods of the two supports.
The positioning adjustment device comprises two transversely-arranged bottom beams, the supporting beams of the bottom frame comprise two transverse supporting beams and two longitudinal supporting beams, the two transverse supporting beams are respectively and fixedly connected to the corresponding bottom beams, the two longitudinal supporting beams are perpendicularly connected between the two transverse supporting beams, and the end parts of the horizontal parts of the two L-shaped mounting frames are fixedly connected with one transverse supporting beam.
The bracket comprises two upper horizontal supporting plates connected to the top ends of the vertical side plates and the horizontal vertical side plates, the two upper horizontal supporting plates are of U-shaped structures, U-shaped notches of the two upper horizontal supporting plates are opposite, the horizontal part of each upper horizontal supporting plate is fixedly connected with the top end of the corresponding vertical side plate, two vertical parts, parallel to each other, of each upper horizontal supporting plate are fixedly connected with the top ends of the two horizontal vertical side plates respectively, and the distance between the end parts of the two upper horizontal supporting plates is not smaller than the width of the top end of the upper notch.
And each longitudinal vertical side plate is in threaded connection with two horizontally arranged cantilever beam transverse position adjusting rods, and the two cantilever beam transverse position adjusting rods on each longitudinal vertical side plate are respectively adjacent to the positions of the two transverse vertical side plates.
The horizontal beam body of outrigger including upper and lower parallel arrangement's lower horizontal beam body and last horizontal beam body, last horizontal beam body fixed connection in the top of lower horizontal beam body, the top of the vertical regulating plate of outrigger is fixed in on the bottom surface of lower horizontal beam body, the axis department of going up horizontal beam body top surface is fixed with two locating pins, two locating pin holes that distribute along the vertical axis of sliding seat are seted up to the bottom of PC track beam cast steel tension support sliding seat.
The base plate component comprises four base plates, and the four base plates are pressed on the parts, close to the four side lines, of the top end of the PC track beam cast steel tension support movable seat.
The utility model has the advantages that:
(1) the utility model has simple structure and simple operation, the cantilever beam is connected with the PC track beam cast steel tension support in a positioning way, the position of the PC track beam cast steel tension support is adjusted by adjusting the longitudinal and height position of the cantilever beam, the transverse position of the integral positioning adjusting device relative to the pedestal is adjusted by two integral transverse adjusting rods of the support on the bottom beam, the longitudinal angle of the PC track beam cast steel tension support is adjusted by adjusting the relative position of the underframe relative to the bracket by two longitudinal angle adjusting rods of the support, the height of the cantilever beam is adjusted by adjusting the horizontal height at the top end of the two groups of cantilever beam height adjusting rods, the longitudinal position of the cantilever beam relative to the bracket is adjusted by the longitudinal position adjusting rod of the cantilever beam, the transverse position of the cantilever beam relative to the bracket is adjusted by adjusting the two transverse position adjusting rods of the cantilever beam, and the adjusting error can, the design precision requirement is met;
(2) the utility model has strong universality, can meet the track beam prefabrication construction of any beam length and curve radius, and can be commonly used in curve and straight track beam production lines, thereby reducing the investment cost of the template;
(3) the utility model embeds a control point A and a control point B at two ends of the beam body, and the total station and the rear-view base thereof are respectively arranged at two points, thereby realizing lofting and rechecking detection, having high measurement precision and accurate measurement data;
(4) the utility model discloses adopt magnetic force universal support to install with total powerstation complex small prism, replace artifical handheld small prism, reduce the error that causes because of the human factor in the measurement process.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is the structure schematic diagram of the cast steel tension support of the outrigger and the PC track beam of the utility model.
Fig. 4 is a front view of the bottom beam of the present invention.
Fig. 5 is a front view of the inventive chassis.
Fig. 6 is a top view of the inventive chassis.
Fig. 7 is a front view of the bracket of the present invention.
Fig. 8 is a top view of the bracket of the present invention.
Fig. 9 is a front view of the cantilever of the present invention.
Fig. 10 is a side view of the cantilever of the present invention.
Fig. 11 is a distribution diagram of the detection points in the review inspection of the present invention.
Fig. 12 is a schematic view of the hoisting structure of the small prism of the present invention.
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.
Referring to fig. 3, the cast steel tension bracket for the PC track beam comprises a fixed seat 11 and a movable seat 12 connected to the fixed seat 11.
Referring to fig. 1 and 2, the positioning and adjusting device for the cast steel tension support of the PC track beam comprises two bottom beams 2 transversely arranged, a bottom frame 3 fixedly connected to the two bottom beams 2, a bracket 4 supported at the bottom end and positioned on the bottom frame 3, a cantilever beam 5 horizontally supported on the bracket 4, and a base plate assembly 6;
as shown in fig. 4, each bottom beam 2 comprises a channel steel 21, two transverse adjusting plates 22 with top ends fixed on the bottom surface of the channel steel 21 and adjacent to two ends of the channel steel 21, and a support integral transverse adjusting rod 23 which is in threaded connection with each transverse adjusting plate 22 and is horizontally arranged, wherein the axis of the support integral transverse adjusting rod 23 is parallel to the transverse horizontal axis of the PC track beam cast steel tension support;
referring to fig. 5 and 6, the underframe 3 includes two transverse supporting beams 31, two longitudinal supporting beams 32, a bottom plate 33 fixed on the two transverse supporting beams 31 and the two longitudinal supporting beams 32, two L-shaped mounting brackets 34 fixedly connected to one of the transverse supporting beams 31, and a support longitudinal angle adjusting rod 35 screwed to each of the L-shaped mounting brackets 34 (see fig. 1 and 2), the two transverse supporting beams 31 are respectively and fixedly connected to the corresponding bottom beam 2, the two longitudinal supporting beams 32 are vertically connected between the two transverse supporting beams 31, the end of the horizontal portion of each of the two L-shaped mounting brackets 34 is fixedly connected to one of the transverse supporting beams 31, a lower connecting hole 36 is arranged at the center of the bottom plate 33, the horizontal portion of each of the two L-shaped mounting brackets 34 is located below the bottom plate 33, the vertical portion of each of the two L-shaped mounting brackets 34 is located at the periphery of the bottom plate 33, and the horizontal height of the top end of the vertical The height is flat, a vertical part of each L-shaped mounting rack 34 is provided with a support longitudinal angle adjusting slotted hole 37 with an upward opening, two support longitudinal angle adjusting rods 35 penetrate through the corresponding support longitudinal angle adjusting slotted holes 37 and are positioned above the level of the bottom plate 33, and the axes of the two support longitudinal angle adjusting rods 35 are parallel to the longitudinal horizontal axis of the PC track beam cast steel tension support;
referring to fig. 7 and 8, the bracket 4 includes a lower horizontal support plate 41 positioned and supported on the bottom plate, two longitudinal vertical side plates 42 and two horizontal vertical side plates 43 fixedly connected to the bottom end of the lower horizontal support plate 41, two upper horizontal support plates 44 connected to the top ends of the longitudinal vertical side plates 42 and the horizontal vertical side plates 43, two mounting adjustment plates 45 connected to the vertical inner side walls of each horizontal vertical side plate 43 and horizontally arranged, an outrigger horizontal position adjustment rod 46 screwed to each longitudinal vertical side plate 42, an outrigger vertical position adjustment rod 47 screwed to one of the horizontal vertical side plates 43, and four outrigger height adjustment rods 48, an upper connection hole 49 is provided at the center position of the lower horizontal support plate 41, and a connection pin 410 passes through the lower connection hole 36 of the bottom plate and the upper connection hole 49 of the lower horizontal support plate from bottom to position and connect the two (see fig. 1 and 2, upper notch 411 and lower notch 412 have all been seted up at the vertical middle part of two horizontal vertical curb plates 43, horizontal connection is on the inside wall that corresponds the vertical middle part of horizontal vertical curb plate 43 about two installation regulating plates 45, and the installation regulating plate 45 of lower floor is close to the lower notch 411 of horizontal vertical curb plate, the installation regulating plate 45 of upper strata is close to the upper notch 412 of horizontal vertical curb plate, two liang of four outrigger height adjusting rods 48 are a set of, every outrigger height adjusting rod 48 of group is from up passing two installation regulating plates 45 that correspond in order down, 47 threaded connection are in the vertical middle part that corresponds horizontal vertical curb plate 43 in the vertical position of outrigger, one of them horizontal vertical curb plate 43 is located and all is provided with the vertical angle modulation hole 413 of support on the both sides portion of lower notch, and two vertical angle modulation holes 413 of support all are close to horizontal layer board 44 down, the vertical angle modulation slotted hole 37 and threaded connection are in horizontal support that On the longitudinal angle adjusting hole 413 corresponding to the vertical side plate support, the two support longitudinal angle adjusting rods 35 are respectively located below the level of the outrigger longitudinal position adjusting rod 47 and are parallel to the outrigger longitudinal position adjusting rod 47, the two upper horizontal supporting plates 44 are both of a U-shaped structure, the U-shaped notches of the two upper horizontal supporting plates 44 are opposite, the horizontal part of each upper horizontal supporting plate 44 is fixedly connected with the top end of the corresponding longitudinal vertical side plate 42, the two mutually parallel vertical parts of each upper horizontal supporting plate 44 are respectively fixedly connected with the top ends of the two transverse vertical side plates 43, and the distance between the end parts of the two upper horizontal supporting plates 44 is not less than the width of the top end of the upper notch 411; wherein, each longitudinal vertical side plate 42 is in threaded connection with two horizontally arranged cantilever beam transverse position adjusting rods 46, and the two cantilever beam transverse position adjusting rods 46 on each longitudinal vertical side plate 42 are respectively adjacent to the positions of the two transverse vertical side plates 43;
referring to fig. 9 and 10, the outrigger 5 includes a lower horizontal beam body 51, an upper horizontal beam body 52, two positioning pins 53 fixed to the central axis of the end surface of the upper horizontal beam body 52, and an outrigger longitudinal adjusting plate 54 having a top end fixed to the bottom surface of the lower horizontal beam body 51 and being adjacent to one end of the lower horizontal beam body 51, the upper horizontal beam body 52 is fixedly connected to the upper side of the lower horizontal beam body 51, and the outrigger longitudinal adjusting plate 54 is provided with an outrigger longitudinal adjusting slot hole 55 having a downward opening;
referring to fig. 1 and 2, the base plate assembly 6 comprises four base plates, and the four base plates are pressed on the top end of the cast steel tension support movable seat 12 of the PC track beam and are adjacent to four side lines;
referring to fig. 3, two positioning pin holes 13 distributed along the longitudinal central axis of the movable seat 12 are formed at the bottom end of the movable seat 12 of the cast steel tension support for the PC track beam, and two positioning pins 53 of the outrigger respectively penetrate through the two positioning pin holes 13 on the movable seat 12 from bottom to top to be positioned and connected;
the two end parts of the lower horizontal beam body of the outrigger 5 are respectively supported at the top ends of the two groups of outrigger height adjusting rods 48, and the height of the outrigger 5 is adjusted by adjusting the horizontal height at the top ends of the two groups of outrigger height adjusting rods 48; the outrigger longitudinal position adjusting rod 47 sequentially penetrates through the outrigger longitudinal adjusting slot hole 55 of the outrigger 5 and the transverse vertical side plate 43 of the bracket so as to adjust the longitudinal position of the outrigger 5 relative to the bracket 3; the inner ends of the cantilever transverse position adjusting rods 46 on the two longitudinal vertical side plates 42 respectively prop against two side walls of a horizontal beam body below the cantilever 5, and the transverse position of the cantilever 5 relative to the bracket 3 is adjusted through the cantilever transverse position adjusting rods 46; two support longitudinal angle adjusting rods 35 of the underframe 3 adjust the relative position of the underframe 3 relative to the bracket 4 to realize the longitudinal angle adjustment of the cast steel tension support of the PC track beam; the inner ends of the two integral transverse adjusting rods 23 of the two supports of the bottom beam 2 are propped against the side wall of the pedestal, and the transverse position of the integral positioning adjusting device relative to the pedestal is adjusted by adjusting the two integral transverse adjusting rods 23 of the supports.
The positioning and mounting method of the cast steel tension support of the PC track beam specifically comprises the following steps:
(1) respectively burying a control point A and a control point B at two ends of a beam body by taking a longitudinal central line and a transverse central line of a beam-making pedestal as references;
(2) firstly, placing a total station on a pedestal central line control point A, placing a rearview base on a pedestal central line control point B, setting a station and setting a rearview azimuth angle to be 0-degree 00', lofting and marking the length and the position of a bottom die according to a power law instruction, and symmetrically arranging and arranging the bottom dies by the pedestal central line;
(3) the cantilever beam 5 penetrates through the PC track beam cast steel tensile support and is connected with a movable seat 12 of the PC track beam cast steel tensile support in a positioning mode through a plurality of positioning pins 53, then two end portions of the cantilever beam 5 are erected on two groups of cantilever beam height adjusting rods 48, the position of the cantilever beam 5, namely the position of the PC track beam cast steel tensile support relative to a positioning adjusting device, is adjusted through adjusting the cantilever beam height adjusting rods 48, the cantilever beam longitudinal position adjusting rods 47, the cantilever beam transverse position adjusting rods 46 and the support longitudinal angle adjusting rods 35, and the shim plate assembly 6 is pressed on the PC track beam cast steel tensile support after adjustment is completed;
(4) checking the transverse and longitudinal center positions of the PC track beam cast steel tension support by using a square and a tape measure;
(5) and checking again: referring to fig. 11, the total station is placed at a pedestal center line control point B, the rearview base is placed at a pedestal center line control point a, the station is set, the rearview azimuth angle is set to 0 ° 00' 00 ", and the transverse and longitudinal center lines of the PC track beam cast steel tension support and the center line of the main line simply supported beam are measured again to check whether the deviation between the design values and the center line offset distances of the two PC track beam cast steel tension supports, i.e., the spans L3 and L4 of the fixed support and the movable support and the main line simply supported beam, satisfy the design requirements;
(6) and checking the height difference of the top surface of the PC track beam cast steel tensile support relative to the bottom die and the difference of four corners of the PC track beam cast steel tensile support by using a level gauge so as to meet the design and specification requirements.
Referring to fig. 11 and 12, in the step (5), a small prism is matched with a total station to perform recheck check on the cast steel tensile support of the PC track beam, the small prism 7 is placed at a central point 1 of a bottom die, a jacket 8 is sleeved on a centering rod at the top end of the small prism 7, a locking nut 9 is connected to the jacket 8 in a threaded manner, the jacket 8 is connected to the centering rod of the small prism 7 through the locking nut 9, a magnetic universal meter seat 10 is magnetically adsorbed on the bottom die, the end part of a rod piece of the magnetic universal meter seat 10 is hinged with the jacket 8 to realize hoisting and positioning of the small prism 7, then the middle points of four side edges of a fixed support are respectively marked as a point 2, a point 3, a point 4 and a point 5, the point 2 and the point 4 are positioned on the longitudinal central axis of the bottom die, the middle points of the four side edges of a movable support are respectively marked as a point 6, a point 7, and respectively measuring the mileage of the point 3, the point 5, the point 7 and the point 9 from the central point 1 and the offset distance of the point 2, the point 4, the point 6 and the point 8 from the central point 1 by adopting a line element method, and measuring and adjusting the measured mileage until the design requirements are met according to design parameters in a design book of an operating method.
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.
Claims (6)
- The positioning and adjusting device of the PC track beam cast steel tension support comprises a fixed seat and a movable seat connected to the fixed seat, and is characterized in that: the positioning adjusting device comprises a plurality of transversely arranged bottom beams, a bottom frame fixedly connected to the bottom beams, a bracket, a cantilever beam and a base plate assembly, wherein the bottom frame is supported at the bottom end and positioned on the bottom frame;each bottom beam comprises a channel steel, two transverse adjusting plates and a support integral transverse adjusting rod, wherein the top ends of the transverse adjusting plates are fixed on the bottom surface of the channel steel and are respectively adjacent to the two ends of the channel steel, the support integral transverse adjusting rod is in threaded connection with each transverse adjusting plate and is horizontally arranged, and the axis of the support integral transverse adjusting rod is parallel to the transverse horizontal axis of the PC track beam cast steel tensile support;the bottom frame comprises supporting beams fixedly connected to a plurality of bottom beams, a bottom plate fixed on the supporting beams, two L-shaped mounting frames fixedly connected to one transverse supporting beam and a support longitudinal angle adjusting rod in threaded connection with each L-shaped mounting frame, a lower connecting hole is formed in the center of the bottom plate, the end parts of the horizontal parts of the two L-shaped mounting frames are fixedly connected with the transverse supporting beam, the horizontal parts of the two L-shaped mounting frames are located below the bottom plate, the vertical parts of the two L-shaped mounting frames are located on the periphery of the bottom plate, the horizontal height of the top ends of the vertical parts of the two L-shaped mounting frames is higher than that of the top surface of the bottom plate, support longitudinal angle adjusting slotted holes with upward openings are formed in the vertical parts of each L-shaped mounting frame, and the two support longitudinal angle adjusting rods penetrate through the corresponding support longitudinal angle adjusting slotted holes and are located above the level of the, the axes of the two support longitudinal angle adjusting rods are parallel to the longitudinal horizontal axis of the PC track beam cast steel tension support;the bracket comprises a lower horizontal supporting plate positioned and supported on a bottom plate, two longitudinal vertical side plates and two transverse vertical side plates, two mounting adjusting plates, an outrigger transverse position adjusting rod, an outrigger longitudinal position adjusting rod and four outrigger height adjusting rods, wherein the bottom end of the two longitudinal vertical side plates and the two transverse vertical side plates are fixedly connected on the lower horizontal supporting plate, the two mounting adjusting plates are connected on the vertical inner side wall of each transverse vertical side plate and are horizontally arranged, the outrigger transverse position adjusting rod is in threaded connection with each longitudinal vertical side plate, the outrigger longitudinal position adjusting rod is in threaded connection with one transverse vertical side plate, an upper connecting hole is formed in the center of the lower horizontal supporting plate, a connecting pin shaft penetrates through the lower connecting hole of the bottom plate and the upper connecting hole of the lower horizontal supporting plate from bottom to position and connect the two horizontal vertical side plates, the installation adjusting plate at the lower layer is adjacent to the lower gap of the transverse vertical side plate, the installation adjusting plate at the upper layer is adjacent to the upper gap of the transverse vertical side plate, four outrigger height adjusting rods are combined into a group in pairs, each group of outrigger height adjusting rods sequentially passes through the corresponding two installation adjusting plates from bottom to top, the cantilever beam longitudinal position adjusting rod is in threaded connection with the vertical middle part of the corresponding transverse vertical side plate, the two side parts of one transverse vertical side plate positioned at the lower gap are provided with a support longitudinal angle adjusting hole, and the two support longitudinal angle adjusting holes are adjacent to the lower horizontal supporting plate, each support longitudinal angle adjusting rod on the underframe sequentially passes through the corresponding support longitudinal angle adjusting slotted hole and is in threaded connection with the corresponding longitudinal angle adjusting hole of the transverse vertical side plate support, the two support longitudinal angle adjusting rods are respectively positioned below the level of the outrigger longitudinal position adjusting rod and are parallel to the outrigger longitudinal position adjusting rod;the cantilever beam comprises a horizontal beam body, a plurality of positioning pins fixed on the central axis of the end face of the horizontal beam body, and a cantilever beam longitudinal adjusting plate, the top end of which is fixed on the bottom surface of the horizontal beam body and is adjacent to one end of the horizontal beam body, wherein the cantilever beam longitudinal adjusting plate is provided with a cantilever beam longitudinal adjusting slot hole with a downward opening;the bottom end of the PC track beam cast steel tension support movable seat is provided with a plurality of positioning pin holes distributed along the longitudinal central axis of the movable seat, and a plurality of positioning pins of the cantilever beam respectively penetrate through the plurality of positioning pin holes on the movable seat from bottom to top to be positioned and connected;the two end parts of the horizontal beam body of the cantilever beam are respectively supported at the top ends of the two groups of cantilever beam height adjusting rods, and the height of the cantilever beam is adjusted by adjusting the horizontal height at the top ends of the two groups of cantilever beam height adjusting rods; the cantilever beam longitudinal position adjusting rod sequentially penetrates through a cantilever beam longitudinal adjusting slotted hole of the cantilever beam and a transverse vertical side plate of the bracket so as to adjust the longitudinal position of the cantilever beam relative to the bracket; the inner ends of the cantilever beam transverse position adjusting rods on the two longitudinal vertical side plates respectively abut against two side walls of the cantilever beam horizontal beam body, and the transverse position of the cantilever beam relative to the bracket is adjusted through the cantilever beam transverse position adjusting rods; the longitudinal angle adjusting rods of the two supports of the underframe adjust the relative positions of the underframe relative to the bracket to realize the longitudinal angle adjustment of the cast steel tension support of the PC track beam; the inner ends of the two integral transverse adjusting rods of the bottom beam support against the side wall of the pedestal, and the transverse position of the integral positioning adjusting device relative to the pedestal is adjusted by adjusting the two integral transverse adjusting rods of the two supports.
- 2. The positioning and adjusting device of the cast steel tension bracket of the PC track beam as claimed in claim 1, wherein: the positioning adjustment device comprises two transversely-arranged bottom beams, the supporting beams of the bottom frame comprise two transverse supporting beams and two longitudinal supporting beams, the two transverse supporting beams are respectively and fixedly connected to the corresponding bottom beams, the two longitudinal supporting beams are perpendicularly connected between the two transverse supporting beams, and the end parts of the horizontal parts of the two L-shaped mounting frames are fixedly connected with one transverse supporting beam.
- 3. The positioning and adjusting device of the cast steel tension bracket of the PC track beam as claimed in claim 1, wherein: the bracket comprises two upper horizontal supporting plates connected to the top ends of the vertical side plates and the horizontal vertical side plates, the two upper horizontal supporting plates are of U-shaped structures, U-shaped notches of the two upper horizontal supporting plates are opposite, the horizontal part of each upper horizontal supporting plate is fixedly connected with the top end of the corresponding vertical side plate, two vertical parts, parallel to each other, of each upper horizontal supporting plate are fixedly connected with the top ends of the two horizontal vertical side plates respectively, and the distance between the end parts of the two upper horizontal supporting plates is not smaller than the width of the top end of the upper notch.
- 4. The positioning and adjusting device of the cast steel tension bracket of the PC track beam as claimed in claim 1, wherein: and each longitudinal vertical side plate is in threaded connection with two horizontally arranged cantilever beam transverse position adjusting rods, and the two cantilever beam transverse position adjusting rods on each longitudinal vertical side plate are respectively adjacent to the positions of the two transverse vertical side plates.
- 5. The positioning and adjusting device of the cast steel tension bracket of the PC track beam as claimed in claim 1, wherein: the horizontal beam body of outrigger including upper and lower parallel arrangement's lower horizontal beam body and last horizontal beam body, last horizontal beam body fixed connection in the top of lower horizontal beam body, the top of the vertical regulating plate of outrigger is fixed in on the bottom surface of lower horizontal beam body, the axis department of going up horizontal beam body top surface is fixed with two locating pins, two locating pin holes that distribute along the vertical axis of sliding seat are seted up to the bottom of PC track beam cast steel tension support sliding seat.
- 6. The positioning and adjusting device of the cast steel tension bracket of the PC track beam as claimed in claim 1, wherein: the base plate component comprises four base plates, and the four base plates are pressed on the parts, close to the four side lines, of the top end of the PC track beam cast steel tension support movable seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022064722.7U CN212533764U (en) | 2020-09-18 | 2020-09-18 | Positioning and adjusting device for PC track beam cast steel tension support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022064722.7U CN212533764U (en) | 2020-09-18 | 2020-09-18 | Positioning and adjusting device for PC track beam cast steel tension support |
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| Publication Number | Publication Date |
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| CN212533764U true CN212533764U (en) | 2021-02-12 |
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|---|---|---|---|
| CN202022064722.7U Active CN212533764U (en) | 2020-09-18 | 2020-09-18 | Positioning and adjusting device for PC track beam cast steel tension support |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945579A (en) * | 2020-09-18 | 2020-11-17 | 中铁四局集团第二工程有限公司 | Positioning adjusting device and positioning installation method for cast steel tension support of PC track beam |
| JP7208682B1 (en) | 2022-03-14 | 2023-01-19 | ゲートアップ合同会社 | Pca member fixing device |
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2020
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945579A (en) * | 2020-09-18 | 2020-11-17 | 中铁四局集团第二工程有限公司 | Positioning adjusting device and positioning installation method for cast steel tension support of PC track beam |
| JP7208682B1 (en) | 2022-03-14 | 2023-01-19 | ゲートアップ合同会社 | Pca member fixing device |
| JP2023133990A (en) * | 2022-03-14 | 2023-09-27 | ゲートアップ合同会社 | Pca COMPONENT FIXING DEVICE |
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