CN212771911U - Temporary limiting device for movable spherical support - Google Patents

Abstract

The utility model relates to a temporary limiting device for a movable spherical bearing, which relates to the technical field of bridge construction, the movable spherical bearing comprises an upper bearing, a lower bearing, a sliding block and two groups of anchor rod components, the upper bearing is movably arranged on the lower bearing through the sliding block, the lower bearing is fixed on a pier body through the anchor rod components, the two groups of anchor rod components are respectively arranged at two sides of the lower bearing, the anchor rod components comprise a plurality of anchor rods which penetrate through the lower bearing, the anchor rods are arranged at intervals along the length direction of the lower bearing, and a space is formed between the anchor rods and the upper bearing; the temporary limiting device comprises two first limiting assemblies, the first limiting assemblies are in use states, when the temporary limiting device is in use states, the two first limiting assemblies are arranged in two spaces respectively, and two sides of each first limiting assembly are abutted to anchor rods and upper supports respectively. So as to limit the transverse movement of the upper support of the transverse movable support and the longitudinal movement of the upper support of the longitudinal movable support, and ensure the construction safety.

Description

Temporary limiting device for movable spherical support

Technical Field

The application relates to the technical field of bridge construction, in particular to a temporary limiting device for a movable spherical bearing.

Background

The bridge support is an important structural component for connecting an upper structure and a lower structure of a bridge at present, can reliably transfer load and deformation (displacement and corner) borne by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge. The bridge support can be divided into four types, namely a fixed support, a transverse movable support, a longitudinal movable support and a bidirectional movable support according to the deformation and the difference of the moving direction. The transverse movable support is longitudinally provided with a limiting device, so that only transverse movement can be generated; the longitudinal movable support is transversely provided with a limiting device, so that only longitudinal movement can be generated; the bidirectional movable support is not provided with a limiting device in the transverse direction and the longitudinal direction, so that the transverse movement and the longitudinal movement can be generated. The bearing can be divided into a flat plate bearing, a plate type rubber bearing, a spherical bearing, a steel bearing and the like according to different forms. The spherical bearing has the characteristics of strong bearing capacity and large horizontal displacement due to the consistent rotation performance in all directions, and can adapt to the requirement of a large rotation angle and be widely applied to various bridges.

In the related technology, the bridge may provide horizontal forces in different directions for the bridge support in the construction process, but the transverse movable support, the longitudinal movable support and the bidirectional movable support do not have limiting functions in the transverse, longitudinal and bidirectional moving directions, so that the movable support can move in the construction process again, and danger is brought to construction.

Disclosure of Invention

The embodiment of the application provides a temporary limiting device for a movable spherical support to solve the problems that in the related art, a bridge provides horizontal forces in different directions for a bridge support in the construction process, so that a transverse movable support and a longitudinal movable support move transversely and longitudinally respectively and danger is brought to construction.

The temporary limiting device comprises an upper support, a lower support, a sliding block and two groups of anchor rod assemblies, wherein the upper support is movably arranged on the lower support through the sliding block, and the lower support is fixed on a pier body through the anchor rod assemblies; the two groups of anchor rod assemblies are respectively arranged on two sides of the lower support, each anchor rod assembly comprises a plurality of anchor rods penetrating through the lower support, the anchor rods are arranged at intervals along the length direction of the lower support, and a space is formed between each anchor rod assembly and the upper support; the temporary limiting device comprises two first limiting assemblies, the first limiting assemblies are in use states, when the temporary limiting device is in use states, the two first limiting assemblies are arranged in the space respectively, and two sides of each first limiting assembly are abutted to the anchor rod and the upper support respectively.

In some embodiments, the upper support comprises an upper seat body, the center of the upper seat body is downwards convexly arranged and is formed with an upper pendulum, and the upper pendulum is connected with the sliding block; the first spacing subassembly includes:

the first limiting baffle is provided with a plurality of threaded holes penetrating through the first limiting baffle; one side of the first limit baffle abuts against the anchor rod;

and each screw corresponds to one threaded hole, the screw is in threaded connection with the threaded hole, and one end of the screw extends out of the threaded hole and abuts against the upper ball pendulum.

In some embodiments, the first limit baffle is further provided with a plurality of mounting grooves, each mounting groove corresponds to one anchor rod, and the mounting groove is used for being clamped on a nut of the anchor rod.

In some embodiments, the width of the mounting slot is less than the diameter of the bolt nut.

In some embodiments, both side edges of the upper pendulum and the two first limit baffles on the same side are protruded outwards to form a convex spherical surface, the first limit assembly further comprises a second limit baffle arranged between the first limit baffle and the upper pendulum, and the side surface of the second limit baffle contacting the upper pendulum is recessed inwards to form a concave spherical surface matched with the convex spherical surface; one end of the screw rod extends out of the threaded hole and is pressed on the second limiting baffle, so that the second limiting baffle abuts against the upper ball pendulum.

In some embodiments, the temporary limiting device further includes two second limiting assemblies, and the two second limiting assemblies are respectively disposed on the two first limiting baffles and are used for being clamped at two sides of the upper seat body to limit the movement of the upper seat body.

In some embodiments, the second stop assembly comprises:

the two extending parts are arranged at two ends of the first limiting baffle;

two holding ends formed by extending the extending part upwards; and a clamping space for limiting the movement of the upper seat body is formed between all the clamping ends.

In some embodiments, the extension is formed by extending an end of the first limit stop outward.

The beneficial effect that technical scheme that this application provided brought includes: when the movable spherical support is a transverse movable support or a longitudinal movable support, the longitudinal movement of the upper support of the transverse movable support is limited, and the transverse movement of the upper support of the longitudinal movable support is limited. When using the interim stop device of this application embodiment, locate two first spacing subassemblies respectively in two spaces of horizontal movable support or vertical movable support, and make the both sides of first spacing subassembly support respectively and hold on stock and upper bracket, with the horizontal activity of the upper bracket of restriction horizontal movable support, and the vertical activity of the upper bracket of vertical movable support, guarantee construction safety, and first spacing subassembly does not link firmly with the upper bracket, undersetting and stock, first spacing subassembly only plays interim limiting displacement, after the bridge construction is accomplished, can demolish first spacing subassembly at any time.

The embodiment of the application provides a temporary limiting device for a movable spherical support and a using method thereof, and when the movable spherical support is a transverse movable support or a longitudinal movable support, the longitudinal movement of an upper support of the transverse movable support is limited, and the transverse movement of an upper support of the longitudinal movable support is limited. Therefore, when using the interim stop device of this application embodiment, locate two first spacing subassemblies respectively in two spaces of horizontal movable support or vertical movable support, and make the both sides of first spacing subassembly support respectively and hold on stock and upper bracket, with the horizontal activity of the upper bracket of restriction horizontal movable support, and the vertical activity of the upper bracket of vertical movable support, guarantee construction safety, and first spacing subassembly does not link firmly with the upper bracket, undersetting and stock, first spacing subassembly only plays interim limiting displacement, after the bridge construction is accomplished, can demolish first spacing subassembly at any time.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a ball socket according to an embodiment of the present disclosure;

FIG. 2 is a full sectional view of FIG. 1;

FIG. 3 is a schematic structural view of a temporary limiting device of a transverse movable support;

FIG. 4 is a schematic structural view of a first position-limiting assembly;

FIG. 5 is a schematic structural view of a temporary limiting device of the longitudinal movable support;

FIG. 6 is a schematic structural diagram of a temporary limiting device of a bidirectional movable support;

fig. 7 is a schematic structural view of the second limiting assembly.

In the figure: 1. a movable spherical support; 10. an upper support; 11. a lower support; 100. an upper base body; 101. a ball pendulum; 103. a convex spherical surface; 12. an anchor assembly; 120. an anchor rod; 1200. a nut; 13. a slider; 30. a first limit component; 300. a first limit baffle; 301. a screw; 302. A second limit baffle; 303. a concave spherical surface; 304. mounting grooves; 40. a second limiting component; 400. An extension portion; 401. a clamping end; 402. a third limit baffle; 2. a space.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 and 2, the embodiment of the present application provides a temporary limiting device for a movable spherical bearing, where the movable spherical bearing 1 is a transverse movable bearing or a longitudinal movable bearing, both of which include an upper bearing 10, a lower bearing 11, a sliding block 13 and two sets of anchor rod assemblies 12, and the upper bearing 10 is movably disposed on the lower bearing 11 through the sliding block 13; two sets of stock subassemblies 12 divide and locate the both sides of undersetting 11, and stock subassembly 12 includes a plurality of stock 120 that run through on undersetting 11, and a plurality of stock 120 are arranged along the length direction interval of undersetting 11 to and upper bracket 10 between form space 2, undersetting 11 passes through the stock and is connected with the pier.

Referring to fig. 3, when the spherical movable support 1 is a transverse movable support, the spherical movable support is provided with a longitudinal limiting device, the longitudinal limiting device comprises two limiting plates, the two limiting plates are respectively arranged on two sides of the lower support 11 along the longitudinal bridge direction to limit the movement of the upper support 10 along the longitudinal bridge direction, so that the movable support can only move along the transverse bridge direction, the anchor rod assemblies 12 of the movable support are respectively arranged on two sides of the lower support 11 along the transverse bridge direction, and two spaces 2 are formed between each two sets of anchor rod assemblies 12 and the upper support 10.

Referring to fig. 5, when the movable spherical support 1 is a longitudinal movable support, the movable support is provided with a horizontal limiting device, the horizontal limiting device includes two limiting plates, the two limiting plates are respectively arranged on two sides of the lower support 11 along the horizontal bridge direction to limit the movement of the upper support 10 along the horizontal bridge direction, so that the movable support can only move along the longitudinal bridge direction, the anchor rod assemblies 12 of the movable support are respectively arranged on two sides of the lower support 11 along the longitudinal bridge direction, and two spaces 2 are formed between each two sets of anchor rod assemblies 12 and the upper support 10.

The temporary limiting device comprises two first limiting assemblies 30, the first limiting assemblies 30 are in a use state, when the temporary limiting device is in the use state, the two first limiting assemblies 30 are respectively arranged in two spaces 2 to fill the spaces 2, and two sides of the first limiting assemblies 30 are respectively abutted to the anchor rod 120 and the upper support 10 so as to limit the transverse movement of the upper support 10 of the transverse movable support and the longitudinal movement of the upper support 10 of the longitudinal movable support. The temporary limiting device for limiting the movement of the upper support 10 of the transverse movable support and the longitudinal movable support is formed together with the first limiting assembly 30 by the anchor rod 120 on the transverse movable support and the longitudinal movable support.

The application principle of the temporary limiting device of the embodiment of the application is as follows:

when the ball-shaped cradle 1 is a transverse cradle or a longitudinal cradle, the longitudinal movement of the upper cradle 10 of the transverse cradle has been restricted, and the transverse movement of the upper cradle 10 of the longitudinal cradle has been restricted. When using the interim stop device of this application embodiment, locate two first spacing subassemblies 30 respectively in two spaces 2 of horizontal movable support or vertical movable support, and make the both sides of first spacing subassembly 30 support respectively on stock 120 and upper bracket 10, with the horizontal activity of the upper bracket 10 of restriction horizontal movable support, and the vertical activity of the upper bracket 10 of vertical movable support, guarantee construction safety, and first spacing subassembly 30 does not link firmly with upper bracket 10, undersetting 11 and stock 120, first spacing subassembly 30 only plays interim limiting displacement, after the bridge construction is accomplished, can demolish first spacing subassembly 30 at any time.

Optionally, referring to fig. 2, the upper seat 10 includes an upper seat body 100, the center of the upper seat body 100 is downward convexly provided and formed with an upper pendulum 101, the bottom end of the upper pendulum 101 is inward recessed to form a concave spherical surface, the top end of the slider 13 is upward convexly provided to form a convex spherical surface adapted to the concave spherical surface, and the upper pendulum 101 is connected to the slider 13; referring to fig. 3, the first limiting assembly 30 includes a first limiting baffle 300 and a plurality of screws 301, the first limiting baffle 300 is provided with a plurality of threaded holes penetrating through the first limiting baffle 300; one side of the first limit baffle 300 is abutted against the anchor rod 120; each screw 301 corresponds to a threaded hole, the screw 301 is screwed in the threaded hole, and one end of the screw 301 extends out of the threaded hole and abuts against the upper ball pendulum 101.

Preferably, as shown in fig. 4, the first limit stop 300 further has a plurality of mounting grooves 304, each mounting groove 304 corresponds to one anchor rod 120, and the mounting groove 304 is used for being clamped on a nut 1200 of the anchor rod 120. When the movable spherical bearing 1 is a transverse movable bearing, the distance between the screw 301 and the upper pendulum 101 is small, if the width of the first limit baffle 300 is designed according to the distance between the screw 301 and the upper pendulum 101, the width of the first limit baffle 300 is too narrow, the strength is not enough, and therefore the first limit baffle 300 is wide, but interference is generated between the first limit baffle 300 and the screw 301, the first limit baffle 300 cannot be placed into the space 2, and therefore the mounting groove 304 is formed in the first limit baffle 300, so that the first limit baffle 300 can be placed into the space 2, and the width of the mounting groove 304 is smaller than the diameter of the nut 1200 of the anchor rod 120, so that the mounting groove 304 is clamped on the screw 301, and the first limit baffle 300 cannot be separated from the anchor rod 120.

Furthermore, referring to fig. 5, both side edges of the upper spherical pendulum 101 on the same side with the two first limit baffles 300 are protruded outward to form a convex spherical surface 103, when the movable spherical support 1 is a longitudinal movable support, the distance between the screw 301 and the upper spherical pendulum 101 is very large, and if the width of the first limit baffle 300 is made large, the first limit baffle 300 cannot be directly placed in the space 2, so the first limit assembly 30 of the embodiment of the present application further includes a second limit baffle 302, the second limit baffle 302 and the first limit baffle 300 can fill the space 2 together, the second limit baffle 302 and the first limit baffle 300 can also be placed in the space 2, the second limit baffle 302 is disposed between the first limit baffle 300 and the upper spherical pendulum 101, and the side surface of the second limit baffle 302 contacting the upper spherical pendulum 101 is inwardly recessed to form a concave spherical surface 303 adapted to the convex spherical surface 103, so that the second limit baffle 302 better abuts against the upper ball pendulum 101; one end of the screw 301 extends out of the threaded hole and presses and holds on the second limit baffle 302, so that the second limit baffle 302 abuts against and holds on the upper pendulum 101. The screw 301 presses the second limit baffle 302, and the second limit baffle 302 presses the upper spherical pendulum 101, so that two sides of a baffle formed by the second limit baffle 302 and the first limit baffle 300 respectively abut against the upper spherical pendulum 101 and the screw 301, and the movement of the movable spherical support is limited.

Preferably, referring to fig. 6, when the movable spherical bearing 1 is a bidirectional movable bearing, the movable bearing is not provided with a limiting device, the upper bearing 10 can move in the longitudinal direction and the transverse direction, the anchor rod assemblies 12 of the movable bearing are respectively arranged on two sides of the lower bearing 11 in the transverse direction, and two spaces 2 are respectively formed between the two sets of anchor rod assemblies 12 and the upper bearing 10. When the bidirectional movable support is limited, the two first limiting assemblies 30 are respectively arranged in the two spaces 2, and two sides of the first limiting assemblies 30 are respectively abutted against the anchor rod 120 and the upper support 10, so that the transverse movement of the upper support 10 of the bidirectional movable support is limited. The temporary limiting device further comprises two second limiting assemblies 40, wherein the two second limiting assemblies 40 are respectively arranged on the two first limiting baffle plates 300 and are used for being clamped on two sides of the upper seat body 100 so as to limit the longitudinal movement of the upper seat body 100, and therefore the transverse and longitudinal movements of the bidirectional movable support are limited.

Further, referring to fig. 7, the second position-limiting assembly 40 includes two extending portions 400 and two catching ends 401, the two extending portions 400 are partially disposed at both ends of the first position-limiting baffle 300; the catching end 401 is formed by extending the extension part 400 upward; all the catching ends 401 form a catching space therebetween for restricting the movement of the upper housing 100. When the temporary limiting device is used, the upper seat body 100 is clamped in the clamping space, so that the longitudinal movement of the upper seat body 100 is limited.

Furthermore, the extension 400 of the second position limiting assembly 40 of the embodiment of the present application may be detachably connected to or integrally formed with the first position limiting baffle 300, and preferably, the extension 400 is integrally formed with the first position limiting baffle 300, and the extension 400 is formed by extending one end of the first position limiting baffle 300 outwards. When the bidirectional movable support is temporarily limited, the installation of the second limiting assembly 40 can be realized simultaneously only by installing the first limiting assembly 30, so that the construction working hours are greatly saved, and the construction efficiency is improved.

Referring to fig. 1 and 2, the embodiment of the present application further provides a use method of the temporary limiting device for the movable spherical bearing, where the movable spherical bearing 1 includes an upper bearing 10, a lower bearing 11 and two sets of anchor rod assemblies 12, the upper bearing 10 is movably disposed on the lower bearing 11 through a sliding block 13; two sets of stock subassemblies 12 are located the both sides of undersetting 11 branch, and stock subassembly 12 includes a plurality of stock 120 that run through on undersetting 11, and a plurality of stock 120 are arranged along undersetting 11 length direction interval to and upper bracket 10 between form space 2.

Referring to fig. 3, when the spherical movable support 1 is a transverse movable support, the spherical movable support is provided with a longitudinal limiting device, the longitudinal limiting device comprises two limiting plates, the two limiting plates are respectively arranged on two sides of the lower support 11 along the longitudinal bridge direction to limit the movement of the upper support 10 along the longitudinal bridge direction, so that the movable support can only move along the transverse bridge direction, the anchor rod assemblies 12 of the movable support are respectively arranged on two sides of the lower support 11 along the transverse bridge direction, and two spaces 2 are formed between each two sets of anchor rod assemblies 12 and the upper support 10.

Referring to fig. 5, when the movable spherical support 1 is a longitudinal movable support, the movable support is provided with a horizontal limiting device, the horizontal limiting device includes two limiting plates, the two limiting plates are respectively arranged on two sides of the lower support 11 along the horizontal bridge direction to limit the movement of the upper support 10 along the horizontal bridge direction, so that the movable support can only move along the longitudinal bridge direction, the anchor rod assemblies 12 of the movable support are respectively arranged on two sides of the lower support 11 along the longitudinal bridge direction, and two spaces 2 are formed between each two sets of anchor rod assemblies 12 and the upper support 10.

The temporary stop means comprises two first stop assemblies 30.

The using method comprises the following steps:

s1: two first limiting assemblies 30 are respectively arranged in two spaces 2 of the transverse movable support or the longitudinal movable support, and two sides of the first limiting assemblies 30 are respectively abutted against the anchor rod 120 and the upper support 10 so as to limit the transverse movement of the upper support 10 of the transverse movable support and the longitudinal movement of the upper support 10 of the longitudinal movable support, thereby ensuring the construction safety.

S2: after the construction of the bridge and the pier is completed, the first limiting assembly 30 is removed. Because the first limiting assembly 30 is not fixedly connected with the upper support 10, the lower support 11 and the anchor rod 120, the first limiting assembly 30 only plays a temporary limiting role, and the first limiting assembly 30 can be detached at any time after the bridge construction is completed.

Referring to fig. 6, when the movable spherical bearing 1 is a bidirectional movable bearing, the first limiting assembly 30 includes a first limiting baffle 300 and a plurality of screws 301, and the first limiting baffle 300 is provided with a plurality of threaded holes penetrating through the first limiting baffle 300; one side of the first limit baffle 300 is abutted against the anchor rod 120; each screw 301 corresponds to a threaded hole, the screw 301 is screwed in the threaded hole, and one end of the screw 301 extends out of the threaded hole and abuts against the upper ball pendulum 101. The temporary limiting device further comprises two second limiting assemblies 40, wherein the two second limiting assemblies 40 are respectively arranged on the two first limiting baffle plates 300 and are used for being clamped on two sides of the upper seat body 100.

The using method comprises the following steps:

s10: the two first limiting assemblies 30 are respectively arranged in the two spaces 2, the screw 301 is screwed in the threaded hole, one end of the screw extends out of the threaded hole and abuts against the upper pendulum 101, so that two sides of the first limiting assemblies 30 respectively abut against the anchor rod 120 and the upper support 10, and the transverse movement of the upper support 10 of the bidirectional movable support is limited.

S11: the upper support 10 of the bidirectional movable support is clamped between the two second limiting assemblies 40 to limit the longitudinal movement of the upper support body 100, so that the limitation of the transverse and longitudinal movements of the bidirectional movable support is realized.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. A temporary limiting device for a movable spherical support comprises an upper support (10), a lower support (11), a sliding block (13) and two groups of anchor rod assemblies (12), wherein the upper support (10) is movably arranged on the lower support (11) through the sliding block (13), and the lower support (11) is fixed on a pier body through the anchor rod assemblies (12); the two groups of anchor rod assemblies (12) are respectively arranged on two sides of the lower support (11), each anchor rod assembly (12) comprises a plurality of anchor rods (120) penetrating through the lower support (11), the anchor rods (120) are arranged at intervals along the length direction of the lower support (11), and a space (2) is formed between each anchor rod assembly and the upper support (10); the temporary limiting device is characterized by comprising two first limiting assemblies (30), wherein the first limiting assemblies (30) are in a use state, when the temporary limiting device is in the use state, the two first limiting assemblies (30) are respectively arranged in the two spaces (2), and two sides of the first limiting assemblies (30) are respectively abutted against the anchor rod (120) and the upper support (10).

2. A temporary limiting device for a movable spherical bearing according to claim 1, wherein the upper bearing (10) comprises an upper seat body (100), the upper seat body (100) is provided with an upper pendulum (101) which protrudes downwards from the center and is formed, and the upper pendulum (101) is connected with the sliding block (13); the first stop assembly (30) comprises:

the first limiting baffle (300) is provided with a plurality of threaded holes penetrating through the first limiting baffle (300); one side of the first limit baffle (300) is abutted against the anchor rod (120);

the screw rods (301) correspond to one threaded hole, the screw rods (301) are screwed in the threaded holes, and one end of each screw rod (301) extends out of the threaded hole and abuts against the upper ball pendulum (101).

3. A temporary limiting device for a movable spherical bearing according to claim 2, wherein the first limiting baffle (300) is further formed with a plurality of mounting grooves (304), each mounting groove (304) corresponds to one anchor rod (120), and the mounting groove (304) is used for being clamped on a nut (1200) of the anchor rod (120).

4. A temporary stop device for a floating ball bearing according to claim 3, wherein the width of the mounting groove (304) is smaller than the diameter of the nut (1200) of the anchor bar (120).

5. The temporary limiting device for the movable spherical bearing according to claim 2, wherein both side edges of the upper spherical pendulum (101) on the same side with the two first limiting baffles (300) are outwards protruded to form a convex spherical surface (103), the first limiting assembly (30) further comprises a second limiting baffle (302), the second limiting baffle (302) is arranged between the first limiting baffle (300) and the upper spherical pendulum (101), and the side surface of the second limiting baffle (302) contacting with the upper spherical pendulum (101) is inwards recessed to form a concave spherical surface (303) matched with the convex spherical surface (103); one end of the screw rod (301) extends out of the threaded hole and is pressed on the second limiting baffle (302), so that the second limiting baffle (302) is abutted against the upper spherical pendulum (101).

6. The temporary limiting device for movable spherical bearings according to claim 2, further comprising two second limiting assemblies (40), wherein the two second limiting assemblies (40) are respectively disposed on the two first limiting baffles (300) and are used for being clamped on two sides of the upper seat body (100) to limit the movement of the upper seat body (100).

7. A temporary stop arrangement for a ball-and-socket joint according to claim 6, characterised in that said second stop assembly (40) comprises:

the two extending parts (400), the two extending parts (400) are respectively arranged at two ends of the first limit baffle (300);

two catching ends (401), the catching ends (401) being formed by the extension part (400) extending upward; all the clamping ends (401) form a clamping space for limiting the movement of the upper seat body (100).

8. A temporary stopping device for a false ball socket according to claim 7, characterised in that said extension (400) is formed by an end of said first stopping baffle (300) extending outwards.

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