CN212688682U - Spherical steel support capable of adjusting pre-deviation - Google Patents
Spherical steel support capable of adjusting pre-deviation Download PDFInfo
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- CN212688682U CN212688682U CN202020940731.5U CN202020940731U CN212688682U CN 212688682 U CN212688682 U CN 212688682U CN 202020940731 U CN202020940731 U CN 202020940731U CN 212688682 U CN212688682 U CN 212688682U
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Abstract
The utility model discloses an adjustable ball-type steel support of predeflection relates to bridge beam supports technical field. This ball-type steel support of adjustable pre-deflection includes support subassembly and regulation locking mechanical system, the support subassembly includes the upper bracket board, spherical crown welt and bottom suspension bedplate, the upper bracket board is used for being connected with the roof beam body, and the bottom of upper bracket board supports with the top of spherical crown welt and supports, in order to form the shifting pair with the spherical crown welt, the convex spherical surface of spherical crown welt bottom sets up in the concave spherical surface on the bottom suspension bedplate, in order to form the sphere revolute pair with the bottom suspension bedplate, the bottom suspension bedplate is used for being connected with the pier, it is connected with upper bracket board and bottom suspension bedplate respectively to adjust locking mechanical system, and can drive the upper bracket board and move for spherical crown welt top, and can lock the position of upper bracket board for the bottom suspension bedplate. The spherical steel support with the adjustable pre-deviation has the characteristics of convenience in adjustment, stability, reliability and no damage to the support.
Description
Technical Field
The utility model relates to a bridge beam supports technical field particularly, relates to an adjustable ball-type steel support of prejudice.
Background
With the growth of modern high-speed railway networks and the rapid development of bridge construction, the geological conditions of bridges are complex and various, the continuous beam span is long, the displacement of beam ends and non-fixed piers can be obvious due to the factors of elastic compression of beam bodies, concrete shrinkage and creep, beam body thermal expansion and cold contraction and the folding temperature which are probably not the average temperature of the local year, and the like, so that the longitudinal movable support and the multidirectional movable support of the continuous beam are required to be pre-offset adjusted according to the construction conditions at the time when the support is installed in order to ensure that the movable support is basically in a sliding intermediate state at the average temperature of the local year after completion.
At present, the adjustment of the pre-deviation mainly has two modes, firstly, the pre-adjustment is carried out by a manufacturer before the support leaves a factory, secondly, the temporary pre-adjustment is carried out by support installation personnel on a construction site, and the existing pre-deviation adjusting method has certain defects: if the pre-deviation is pre-adjusted by a manufacturer, the following two defects mainly exist, firstly, the matching degree of the adjustment amount is low, secondly, the pre-adjustment amount needs to be provided to the manufacturer at least two months ahead of time according to the recent climate condition of the location of the project, however, the on-site climate condition, the construction progress and the like are difficult to accurately estimate and control, the pre-adjustment amount is difficult to accurately match with the pre-deviation required by the final construction environment, the construction and installation on a hot day may even be predicted due to the construction progress, and the actual construction and installation on a cold day may occur, and under the condition, the pre-deviation adjustment amount of the manufacturer is obviously inaccurate. If the pre-offset is adjusted on the installation site, the method has the advantages that the pre-offset can be calculated temporarily and is accurately matched with the pre-offset required by the final construction environment, the main defects are that the temporary welding and fixing are generally needed, parts such as an anti-corrosion coating and a dustproof coaming of the support are easily damaged by the connection and fixing means, and meanwhile, the outer surface of the support is damaged in the welding process, so that the anti-corrosion performance of the support and the appearance of a product are influenced.
In view of the above, it is very important to develop a spherical steel support with adjustable pre-bias to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an adjustable ball-type steel support of predeflection, it has the regulation convenient, reliable and stable and do not damage the characteristics of support.
The utility model provides a technical scheme:
in a first aspect, an embodiment of the present invention provides a spherical steel support with adjustable pre-deviation, including a support assembly and an adjusting and locking mechanism; the support component comprises an upper support plate, a spherical crown lining plate and a lower support plate, the upper support plate is used for being connected with the beam body, the bottom of the upper support plate is abutted against the top of the spherical crown lining plate so as to form a moving pair with the spherical crown lining plate, a convex spherical surface at the bottom of the spherical crown lining plate is arranged in a concave spherical surface on the lower support plate so as to form a spherical surface rotating pair with the lower support plate, and the lower support plate is used for being connected with a pier; the adjusting and locking mechanism is respectively connected with the upper support plate and the lower support plate and can drive the upper support plate to move relative to the top of the spherical crown lining plate and lock the position of the upper support plate relative to the lower support plate.
With reference to the first aspect, in a first implementation manner of the first aspect, the adjusting and locking mechanism includes a ball screw, a fixed seat and a nut seat; the nut seat is arranged on the upper support plate, the fixed seat is arranged on the lower support plate, the ball screw is respectively connected with the fixed seat and the nut seat, so that the ball screw is rotated to drive the nut seat to move relative to the fixed seat, and the upper support plate is driven to move relative to the top of the spherical crown lining plate.
With reference to the first aspect and the foregoing implementation manner, in a second implementation manner of the first aspect, the adjusting and locking mechanism further includes a supporting seat, the supporting seat is mounted on the lower support plate, one end of the ball screw is rotatably connected to the fixed seat, the other end of the ball screw is rotatably connected to the supporting seat, and the nut seat is located between the fixed seat and the supporting seat.
With reference to the first aspect and the foregoing implementation manner, in a third implementation manner of the first aspect, the adjusting and locking mechanism further includes a fixing bolt, and the fixing bolt is screwed to the fixing seat and can be connected to the upper support plate.
With reference to the first aspect and the foregoing implementation manner, in a fourth implementation manner of the first aspect, the number of the adjusting and locking mechanisms is two, and the two ball screws are arranged in parallel and located on two opposite vertical sides of the upper support plate, respectively.
With reference to the first aspect and the foregoing implementation manner, in a fifth implementation manner of the first aspect, the adjusting and locking mechanism further includes a scale and a pointer, the scale is connected to the upper support plate and is parallel to the ball screw, the pointer is connected to the lower support plate, and the pointer corresponds to a scale surface of the scale.
With reference to the first aspect and the foregoing implementation manner, in a sixth implementation manner of the first aspect, the support assembly further includes a planar wear-resisting plate, and the planar wear-resisting plate is disposed between the upper support plate and the top of the spherical cap lining plate.
With reference to the first aspect and the foregoing implementation manner, in a seventh implementation manner of the first aspect, a first accommodating groove is formed in the top of the spherical cap lining plate, and the planar wear-resistant plate is located in the first accommodating groove and abuts against the bottom of the upper support plate.
With reference to the first aspect and the foregoing implementation manner of the first aspect, in an eighth implementation manner of the first aspect, the seat assembly further includes a spherical wear plate, and the spherical wear plate is disposed between the convex spherical surface and the concave spherical surface.
With reference to the first aspect and the foregoing implementation manner, in a ninth implementation manner of the first aspect, a second accommodating groove is formed in the concave spherical surface, and the spherical wear-resistant plate is disposed in the second accommodating groove and abuts against the convex spherical surface.
Compared with the prior art, the embodiment of the utility model provides an adjustable ball-type steel support of predeflection includes for prior art's beneficial effect:
the support subassembly includes the upper bracket board, spherical crown welt and bottom suspension bedplate, the upper bracket board is used for with the roof beam body coupling, the bottom suspension bedplate is used for being connected with the pier, upper bracket board and bottom suspension bedplate set up one on the other, the bottom of upper bracket board supports with the top of spherical crown welt and supports, and form the removal pair with the spherical crown welt, so that adjust the horizontal position of the relative bottom suspension bedplate of upper bracket board, the convex sphere of spherical crown welt bottom sets up in the concave sphere on the bottom suspension bedplate, and the convex sphere forms the sphere revolute pair with the concave sphere of bottom suspension bedplate, so that adjust the relative angle of upper bracket board and bottom suspension bedplate. And adjust locking mechanical system and be connected with upper bracket board and undersetting board respectively to can drive the upper bracket board for the motion of spherical crown welt top, with the position between supplementary regulation upper bracket board and the undersetting board, and adjust locking mechanical system and can also lock the position of upper bracket board for the undersetting board, take place unfavorable deformation and displacement in transportation and installation with the spherical steel bearing of preventing adjustable pre-deflection. Therefore, the beam body is adjusted in a rotating mode through the spherical revolute pair formed by matching the convex spherical surface with the concave spherical surface, and the horizontal displacement of the beam body is realized through the revolute pair formed by the upper support plate and the top of the spherical crown lining plate, so that the damage to a bridge structure is reduced, and the maintenance cost of the bridge is reduced. In addition, the relative position between the upper support plate and the lower support plate is adjusted in an auxiliary mode by arranging the adjusting and locking mechanism, the applicability of the spherical steel support with the adjustable pre-deviation is improved, the convenience of pre-deviation adjustment is improved, the position of the upper support plate relative to the lower support plate can be locked by the adjusting and locking mechanism, the spherical steel support with the adjustable pre-deviation is prevented from generating unfavorable deformation and displacement in the transportation and installation processes, and the reliability of the spherical steel support with the adjustable pre-deviation is improved.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below. It is appreciated that the following drawings depict only certain embodiments of the invention and are therefore not to be considered limiting of its scope. For a person skilled in the art, it is possible to derive other relevant figures from these figures without inventive effort.
Fig. 1 is a schematic view of a partially cut-away structure of a spherical steel support with adjustable pre-deviation provided by the embodiment of the present invention.
Fig. 2 is a schematic perspective view of a spherical steel support with adjustable pre-deviation according to an embodiment of the present invention.
Fig. 3 is an enlarged schematic view of the structure at III in fig. 1.
Icon: 10-a spherical steel support with adjustable pre-offset; 11-a seat assembly; 111-an upper support plate; 112-planar wear plates; 1131 — a first accommodating groove; 113-spherical cap liner plate; 1132 — convex spherical surface; 114-spherical wear plate; 1152-a second receiving recess; 1151-concave spherical surface; 115-lower mount plate; 116-upper anchorage steel bar; 1161-attaching an anchor bolt; 117-lower anchorage steel bar; 1171-lower anchor bolts; 13-adjusting the locking mechanism; 131-a ball screw; 132-a fixed seat; 133-a nut seat; 134-a support seat; 135-fixing bolts; 136-a scale; 137-pointer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. The terms "upper", "lower", "inner", "outer", "left", "right", and the like refer to orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally used to place the products of the present invention, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used merely to facilitate the description of the present invention and to simplify the description, but do not indicate or imply that the device or component being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "comprises," "comprising," or any other variation thereof, are 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.
It is also to be understood that, unless expressly stated or limited otherwise, the terms "disposed," "connected," and the like are intended to be open-ended, and mean "connected," i.e., fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
Example (b):
referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic partial sectional view of a spherical steel support 10 with adjustable pre-deviation according to an embodiment of the present invention. Fig. 2 is a schematic perspective view of a spherical steel support 10 with adjustable pre-offset according to an embodiment of the present invention. Fig. 3 is an enlarged schematic view of the structure at III in fig. 1.
The embodiment of the utility model provides a ball-type steel support 10 of skew amount in advance is adjustable, this ball-type steel support 10 of skew amount in advance has and adjusts conveniently, and reliable and stable just does not damage the characteristics of support. The spherical steel support 10 with the adjustable pre-deviation can be applied to various bridges and the like.
The structural composition, the working principle and the advantageous effects of the spherical steel support 10 with adjustable pre-deviation provided by the embodiment of the present invention will be specifically described below.
The adjustable pre-biased ball-type steel mount 10 includes a mount assembly 11 and an adjustment locking mechanism 13 to enable adjustment of the mount assembly 11 by the adjustment locking mechanism 13 and to enable locking of the mount assembly 11 by the adjustment locking mechanism 13.
The support component 11 includes upper bracket plate 111, spherical cap welt 113 and undersetting board 115, upper bracket plate 111 is used for being connected with the roof beam body, undersetting board 115 is used for being connected with the pier, upper bracket plate 111 and undersetting board 115 set up one on the other, the bottom of upper bracket plate 111 supports with the top of spherical cap welt 113, and form with spherical cap welt 113 and remove vice, so that adjust the horizontal position of the relative undersetting board 115 of upper bracket plate 111, the convex sphere 1132 of spherical cap welt 113 bottom sets up in the concave sphere 1151 on the undersetting board 115, and the concave sphere 1151 of convex sphere 1132 and undersetting board 115 forms the sphere revolute pair, so that adjust the relative angle of upper bracket plate 111 and undersetting board 115. The adjusting and locking mechanism 13 is respectively connected with the upper support plate 111 and the lower support plate 115, and can drive the upper support plate 111 to move relative to the top of the spherical crown lining plate 113 so as to assist in adjusting the position between the upper support plate 111 and the lower support plate 115, and the adjusting and locking mechanism 13 can also lock the position of the upper support plate 111 relative to the lower support plate 115 so as to prevent the spherical steel support 10 with adjustable pre-deviation from generating unfavorable deformation and displacement in the transportation and installation processes.
In this way, the beam body is adjusted by a spherical revolute pair formed by matching the convex spherical surface 1132 with the concave spherical surface 1151, and the horizontal displacement of the beam body is realized by a revolute pair formed by the top of the upper support plate 111 and the top of the spherical cap liner plate 113, so that the damage to the bridge structure is reduced, and the maintenance cost of the bridge is reduced. In addition, the adjusting and locking mechanism 13 is further arranged to assist in adjusting the relative position between the upper support plate 111 and the lower support plate 115, so as to improve the applicability of the spherical steel support 10 with adjustable pre-deviation and improve the convenience of pre-deviation adjustment, and the adjusting and locking mechanism 13 can also lock the position of the upper support plate 111 relative to the lower support plate 115, so as to prevent the spherical steel support 10 with adjustable pre-deviation from generating unfavorable deformation and displacement during transportation and installation, and improve the reliability of the spherical steel support 10 with adjustable pre-deviation.
It should be noted that the support assembly 11 may further include an upper anchor steel bar 116, a lower anchor steel bar 117, an upper anchor bolt 1161, and a lower anchor bolt 1171. The upper anchor steel bar 116 penetrates through the top of the upper support plate 111 and is used for embedding a beam body, and the lower anchor steel bar 117 penetrates through the bottom of the lower support plate 115 and is used for embedding a pier body cushion stone; an upper anchorage bolt 1161 is connected to the upper anchorage steel rod 116 to fasten the upper support plate 111 and the upper anchorage steel rod 116; lower anchor bolts 1171 are connected to the lower anchor steel bar 117 to fasten the lower anchor steel bar 117 to the lower support plate 115.
Further, the adjusting and locking mechanism 13 may include a ball screw 131, a fixing seat 132 and a nut seat 133, wherein the nut seat 133 is mounted on the upper support plate 111, the fixing seat 132 is mounted on the lower support plate 115, and the ball screw 131 is respectively connected to the fixing seat 132 and the nut seat 133, so that the nut seat 133 is driven to move relative to the fixing seat 132 by rotating the ball screw 131, thereby driving the upper support plate 111 to move relative to the top of the spherical cap liner plate 113, and further adjusting the relative position between the upper support plate 111 and the lower support plate 115. In other words, by rotating the ball screw 131, the nut seat 133 is moved relative to the fixed seat 132 to move the upper seat plate 111 in a translational motion relative to the top of the spherical cap liner plate 113, so as to adjust the relative position between the upper seat plate 111 and the lower seat plate 115.
In other embodiments, the nut holder 133 may be attached to the lower support plate 115, and the fixing holder 132 may be attached to the upper support plate 111. In addition, in the present embodiment, the ball screw 131 is parallel to the length direction of the beam body to realize the longitudinal adjustment of the ball-type steel mount 10 with adjustable pre-offset.
Further, the adjusting and locking mechanism 13 further includes a support seat 134, the support seat 134 is mounted on the lower support plate 115, and the ball screw 131 is further rotatably connected to the support seat 134, so as to improve the stability of the connection of the ball screw 131.
In the embodiment, one end of the ball screw 131 is rotatably connected to the fixing seat 132, the other end is rotatably connected to the supporting seat 134, and the nut seat 133 is located between the fixing seat 132 and the supporting seat 134.
Further, the adjustment locking mechanism 13 may further include a fixing bolt 135, and the fixing bolt 135 is threadedly coupled to the fixing base 132 and can connect the upper support plate 111. So as to realize the effect of locking the upper support plate 111 and the lower support plate 115, and the structure is simple and the cost is low.
It should be noted that, in the present embodiment, the number of the fixing bolts 135 is two, and the fixing bolts 135 are respectively screwed to the fixing base 132 and the supporting base 134, so as to connect the upper support plate 111 through the fixing bolts 135 on the fixing base 132, and connect the lower support plate 115 through the fixing bolts 135 on the supporting base 134, so as to lock the upper support plate 111 and the lower support plate 115 more firmly.
In addition, in the embodiment, the connection between the fixing seat 132 and the supporting seat 134 and the lower seat plate 115, and the connection between the nut seat 133 and the upper seat plate 111 are detachable through bolts, so that the adjustment locking mechanism 13 can be removed after use.
With reference to fig. 1, the number of the adjusting and locking mechanisms 13 may be two, and two ball screws 131 are disposed in parallel and respectively located on two vertical sides of the upper support plate 111, so that the position of the upper support plate 111 relative to the lower support plate 115 is adjusted by the two adjusting and locking mechanisms 13 together, thereby further improving the convenience of adjustment.
The adjustment locking mechanism 13 may further include a scale 136 and a pointer 137, the scale 136 is connected to the upper support plate 111, the scale 136 is parallel to the ball screw 131, the pointer 137 is connected to the lower support plate 115, and the pointer 137 corresponds to a scale surface of the scale 136, the scale surface refers to a surface of the scale 136 having a scale, and by installing the corresponding scale 136 and pointer 137 on the upper support plate 111 and the lower support plate 115, it is convenient to check a position change when adjusting a position of the upper support plate 111 relative to the lower support plate 115, and accuracy of position adjustment is improved.
In other embodiments, the pointer 137 may be connected to the upper support plate 111, and the scale 136 may be mounted on the lower support plate 115.
With continued reference to fig. 1 and 3, the seat assembly 11 may further include a planar wear plate 112, the planar wear plate 112 being disposed between the upper seat plate 111 and the top of the spherical cap liner plate 113 to form a planar friction pair with the top of the planar wear plate 112 and the spherical cap liner plate 113.
Further, the top of the spherical cap lining plate 113 may be provided with a first receiving groove 1131, and the planar wear-resisting plate 112 is located in the first receiving groove 1131 and abuts against the bottom of the upper support plate 111, so as to limit the position of the planar wear-resisting plate 112 through the first receiving groove 1131, thereby improving the stability of the planar friction pair.
Further, the seat assembly 11 may further include a spherical wear plate 114, and the spherical wear plate 114 is disposed between the convex spherical surface 1132 and the concave spherical surface 1151, so as to form a spherical friction pair with the convex spherical surface 1132 through the spherical wear plate 114.
Further, a second receiving groove 1152 may be formed on the concave spherical surface 1151, and the spherical wear plate 114 is disposed in the second receiving groove 1152 and abuts against the convex spherical surface 1132, so as to limit the position of the spherical wear plate 114 through the second receiving groove 1152, thereby improving the stability of the spherical friction pair.
When the spherical steel support 10 with adjustable pre-offset is adjusted, the fixing bolts 135 respectively arranged on the fixing seat 132 and the supporting seat 134 can be firstly loosened, then a servo motor or a hand-cranking device is arranged on the fixing seat 132 or the supporting seat 134 to drive the ball screw to rotate, further the nut seat 133 is driven to move relative to the fixing seat 132 along the ball screw 131, the upper support plate 111 is connected with the nut seat 133, further the upper support plate 111 is driven to do corresponding linear motion, thereby the stepless adjustment of the position of the upper support plate 111 relative to the lower support plate 115 is realized, and an operator can accurately adjust the pre-offset by observing the position of the pointer 137 on the scale 136; after the adjustment is in place, the adjustment locking mechanism 13 is removed to complete the pre-bias adjustment. Furthermore, the adjusting and locking mechanism 13 can also be used in combination with a pot rubber mount.
The embodiment of the utility model provides an adjustable ball-type steel support 10 of predeflection's theory of operation is:
the support component 11 includes upper bracket plate 111, spherical cap welt 113 and undersetting board 115, upper bracket plate 111 is used for being connected with the roof beam body, undersetting board 115 is used for being connected with the pier, upper bracket plate 111 and undersetting board 115 set up one on the other, the bottom of upper bracket plate 111 supports with the top of spherical cap welt 113, and form with spherical cap welt 113 and remove vice, so that adjust the horizontal position of the relative undersetting board 115 of upper bracket plate 111, the convex sphere 1132 of spherical cap welt 113 bottom sets up in the concave sphere 1151 on the undersetting board 115, and the concave sphere 1151 of convex sphere 1132 and undersetting board 115 forms the sphere revolute pair, so that adjust the relative angle of upper bracket plate 111 and undersetting board 115. The adjusting and locking mechanism 13 is respectively connected with the upper support plate 111 and the lower support plate 115, and can drive the upper support plate 111 to move relative to the top of the spherical crown lining plate 113 so as to assist in adjusting the position between the upper support plate 111 and the lower support plate 115, and the adjusting and locking mechanism 13 can also lock the position of the upper support plate 111 relative to the lower support plate 115 so as to prevent the spherical steel support 10 with adjustable pre-deviation from generating unfavorable deformation and displacement in the transportation and installation processes. In this way, the beam body is adjusted by a spherical revolute pair formed by matching the convex spherical surface 1132 with the concave spherical surface 1151, and the horizontal displacement of the beam body is realized by a revolute pair formed by the top of the upper support plate 111 and the top of the spherical cap liner plate 113, so that the damage to the bridge structure is reduced, and the maintenance cost of the bridge is reduced. In addition, the adjusting and locking mechanism 13 is further arranged to assist in adjusting the relative position between the upper support plate 111 and the lower support plate 115, so as to improve the applicability of the spherical steel support 10 with adjustable pre-deviation and improve the convenience of pre-deviation adjustment, and the adjusting and locking mechanism 13 can also lock the position of the upper support plate 111 relative to the lower support plate 115, so as to prevent the spherical steel support 10 with adjustable pre-deviation from generating unfavorable deformation and displacement during transportation and installation, and improve the reliability of the spherical steel support 10 with adjustable pre-deviation.
In summary, the following steps:
the embodiment of the utility model provides a ball-type steel support 10 of skew amount in advance is adjustable, it has the regulation convenient, reliable and stable just does not damage the characteristics of support.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that the features in the above embodiments may be combined with each other without conflict, and various modifications and variations of the present invention are possible. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The present embodiments are to be considered as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The spherical steel support capable of adjusting the pre-offset is characterized by comprising a support assembly (11) and an adjusting and locking mechanism (13);
the support component (11) comprises an upper support plate (111), a spherical crown lining plate (113) and a lower support plate (115), the upper support plate (111) is used for being connected with a beam body, the bottom of the upper support plate (111) is abutted to the top of the spherical crown lining plate (113) so as to form a moving pair with the spherical crown lining plate (113), a convex spherical surface (1132) at the bottom of the spherical crown lining plate (113) is arranged in a concave spherical surface (1151) on the lower support plate (115) so as to form a spherical surface rotating pair with the lower support plate (115), and the lower support plate (115) is used for being connected with a bridge pier;
adjusting and locking mechanism (13) respectively with upper bracket board (111) with lower support board (115) are connected, and can drive upper bracket board (111) for the motion of spherical crown welt (113) top, and can lock upper bracket board (111) for the position of lower support board (115).
2. The adjustable pre-offset ball-type steel standoff of claim 1 wherein said adjustment locking mechanism (13) comprises a ball screw (131), a fixed seat (132), and a nut seat (133);
the nut seat (133) is mounted on the upper support plate (111), the fixed seat (132) is mounted on the lower support plate (115), and the ball screw (131) is respectively connected with the fixed seat (132) and the nut seat (133) so as to drive the nut seat (133) to move relative to the fixed seat (132) by rotating the ball screw (131), thereby driving the upper support plate (111) to move relative to the top of the spherical crown lining plate (113).
3. The adjustable pre-offset ball-type steel ball-type seat according to claim 2, wherein the adjustment locking mechanism (13) further comprises a support seat (134), the support seat (134) is installed on the lower seat plate (115), and the ball screw (131) is rotatably connected with the fixed seat (132) at one end and the support seat (134) at the other end, and the nut seat (133) is located between the fixed seat (132) and the support seat (134).
4. The adjustable pre-offset ball-type steel standoff according to claim 2 wherein said adjustment locking mechanism (13) further comprises a fixing bolt (135), said fixing bolt (135) being threadedly connected to said fixing seat (132) and capable of connecting said upper bracket plate (111).
5. The adjustable pre-offset ball-type steel ball-type seat according to claim 2, wherein the number of the adjusting locking mechanism (13) is two, and two ball screws (131) are arranged in parallel and are respectively located at two vertical sides opposite to the upper seat plate (111).
6. The adjustable pre-biased ball-type steel ball bearing according to claim 2, wherein the adjustment locking mechanism (13) further comprises a scale (136) and a pointer (137), the scale (136) is connected to the upper bearing plate (111) and is parallel to the ball screw (131), the pointer (137) is connected to the lower bearing plate (115), and the pointer (137) corresponds to a scale surface of the scale (136).
7. The adjustable pre-offset ball-type steel pedestal according to any one of claims 1 to 6, wherein the pedestal assembly (11) further comprises a planar wear plate (112), the planar wear plate (112) being disposed between the upper pedestal plate (111) and the top of the spherical cap liner plate (113).
8. The adjustable pre-offset spherical steel bearing according to claim 7, wherein the spherical cap liner plate (113) has a first receiving groove (1131) formed at the top thereof, and the planar wear plate (112) is located in the first receiving groove (1131) and abuts against the bottom of the upper bearing plate (111).
9. The adjustable pre-offset ball-type steel ball mount according to any of claims 1-5, wherein the mount assembly (11) further comprises a ball wear plate (114), the ball wear plate (114) being disposed between the convex spherical surface (1132) and the concave spherical surface (1151).
10. The adjustable pre-offset ball-type steel ball bearing of claim 8, wherein the concave spherical surface (1151) defines a second receiving recess (1152), and the spherical wear plate (114) is disposed in the second receiving recess (1152) and abuts against the convex spherical surface (1132).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668710A (en) * | 2021-08-26 | 2021-11-19 | 潮峰钢构集团有限公司 | One-way sliding hinged support system based on building limit and supporting method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668710A (en) * | 2021-08-26 | 2021-11-19 | 潮峰钢构集团有限公司 | One-way sliding hinged support system based on building limit and supporting method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jinan Huarui Railway Machinery Manufacturing Co.,Ltd. Assignor: CHENGDU ALGA ENGINEERING NEW TECHNOLOGY DEVELOPMENT Co.,Ltd. Contract record no.: X2023980053266 Denomination of utility model: Adjustable pre offset spherical steel support Granted publication date: 20210312 License type: Common License Record date: 20231220 |
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| EE01 | Entry into force of recordation of patent licensing contract |