CN113685043A

CN113685043A - Adjustable support and prefabricated part installation precision adjusting method based on same

Info

Publication number: CN113685043A
Application number: CN202110977596.0A
Authority: CN
Inventors: 祝飞飞; 余仁民; 陶鹏; 孙玉伟; 董学梅
Original assignee: Dongsheng Xingcheng Group Co ltd
Current assignee: Dongsheng Xingcheng Group Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2021-11-23
Anticipated expiration: 2041-08-24
Also published as: CN113685043B

Abstract

The application relates to the technical field of prefabricated part installation and discloses an adjustable support and a prefabricated part installation precision adjusting method based on the same. The adjustable bracket comprises a rod body, the rod body comprises an outer sleeve and an inner rod, and the outer sleeve and the inner rod are connected with a locking piece; the outer sleeve is provided with an adjusting component which comprises a rotating piece connected to the outer sleeve in a threaded manner; the rotating piece is provided with a connecting piece, the connecting piece and the rotating piece form a rotating sliding fit, and the connecting piece is provided with a grabbing piece. In the method of prefab installation accuracy adjustment, the interior locking hole on the interior pole is selected to the operating personnel, through locking piece pre-connection interior pole and overcoat, the rotating member of rotation adjusting part snatchs interior pole through snatching a elasticity extrusion to realize the purpose of pole extension length in the spiral fine setting, thereby realize improving the purpose that the slant support erects the gesture accuracy, and then reach the purpose that improves constructor and carry out prefabricated component fine setting operation precision.

Description

Adjustable support and prefabricated part installation precision adjusting method based on same

Technical Field

The application relates to the technical field of prefabricated part installation, in particular to an adjustable support and a prefabricated part installation precision adjusting method based on the same.

Background

At present, prefabricated components refer to steel, wood or concrete components which are prefabricated in factories or on sites according to design specifications, and especially prefabricated assembled steel-concrete structures are the main components.

When the prefabricated wall body is assembled and constructed, after the prefabricated wall body is hoisted in place, workers stabilize the prefabricated wall body in a mode of installing inclined supports, one ends of the inclined supports are connected with the prefabricated wall body, and the other ends of the inclined supports are connected with a floor panel or a cast-in-place wall body. After the diagonal bracing and the prefabricated wall body are connected stably, the assembling posture of the prefabricated wall body is finely adjusted, so that the adjusted prefabricated wall body is consistent in elevation, consistent in and out and consistent in plate joint clearance.

According to the related technology, when a constructor installs the prefabricated part on the site and conducts fine adjustment operation, the adjustment of the erection posture of the inclined support is inaccurate, and the accuracy of the fine adjustment operation of the prefabricated part conducted by the constructor is further influenced.

Disclosure of Invention

In order to improve the accuracy that diagonal bracing erects the gesture and adjusts, and then reach the purpose that improves prefabricated component fine setting operation precision, this application provides an adjustable support and because prefab installation accuracy adjustment method of this support.

In a first aspect, the present application provides an adjustable support, which adopts the following technical solution:

an adjustable support comprises a rod body, wherein the rod body comprises an outer sleeve and an inner rod, the inner rod is inserted into the outer sleeve along the axial direction of the rod body, and the outer sleeve and the inner rod are connected with a locking piece; the outer sleeve is provided with a supporting seat which is fixedly supported by an external structure, and the inner rod is provided with a connecting seat which is fixedly supported by the prefabricated part; the outer sleeve is provided with an outer locking hole, the inner rod is provided with a plurality of inner locking holes along the axial direction of the rod body, the inner locking holes extend along the axial direction of the rod body, the locking piece penetrates through the outer locking hole and the inner locking holes and locks and connects the outer sleeve and the inner rod, and the locking piece and the inner rod form sliding fit along the axial direction of the rod body; the outer sleeve is provided with an adjusting component for adjusting the length of the inner rod extending out of the outer sleeve, the adjusting component comprises a rotating piece connected to the outer sleeve in a threaded mode, and the rotating piece moves along the axial direction of the outer sleeve; the rotary part is provided with a connecting piece, the connecting piece and the rotary part form a rotary sliding fit, the connecting piece is provided with a grabbing piece used for grabbing the inner rod, and the grabbing piece extrudes the grabbing inner rod elastically.

Through adopting above-mentioned technical scheme, at first, the operation personnel is according to the trompil height and the preset diagonal bracing angle of prefabricated hole on the prefabricated component, suitable interior locking hole on the pole in the selection, and through pole and overcoat in the locking piece pre-connection, then connect supporting seat and exterior structure in advance, connecting seat and prefabricated component, and under the state of pre-connection, the rotating member of rotation adjusting part, simultaneously through grabbing a elastic extrusion and grabbing interior pole, with the purpose of pole extension length in the realization spiral fine setting festival, thereby realize improving the purpose that diagonal bracing erects the gesture accuracy, and then reach the purpose that improves prefabricated component fine setting operation precision.

Preferably, the connecting piece including with the rotatory sliding fit's of rotating member linking arm, the spout has been seted up along the axial on the overcoat, the linking arm extends to in the spout and constitutes the cooperation of sliding with the spout, just it sets up in one side of the rotating member of keeping away from of linking arm and constitutes elasticity extrusion fit through spout and interior pole to snatch the piece.

Through adopting above-mentioned technical scheme, because the linking arm constitutes rotatory sliding fit with the rotating member, then the rotary motion of rotating member self can not drive the linking arm and be rotary motion, still can drive the axial motion of linking arm along the pole body to realized that the drive is grabbed and is grabbed the piece and the interior pole of grabbing an elastic clamping and follow axial motion's purpose jointly, had better motion stability and better structural strength simultaneously.

Preferably, the connecting arm includes an extending portion and a bending portion, the extending portion and the rotating member form a rotating sliding fit, the extending portion extends along the axial direction of the outer sleeve and is located at the outer side of the outer sleeve, the bending portion is bent towards the inner side of the sliding groove from one end of the extending portion, which is far away from the rotating member, and forms a sliding fit with the sliding groove, and the grabbing member is arranged on the bending portion.

Through adopting above-mentioned technical scheme, the extension is except being used for constituting rotatory sliding fit with the rotating member, can also play the effect that provides the axial motion space, and the kink is used for the installation to grab the piece to realize the purpose that the interior pole was grabbed in the elasticity centre gripping, can also play the effect of supplementary centre gripping interior pole that stabilizes simultaneously.

Preferably, the bending part is attached to the inner rod to form a sliding fit.

Through adopting above-mentioned technical scheme, including the in-process of pole large amplitude pull and little amplitude fine setting, the kink can all play the effect of direction and the interior pole motion gesture of stable.

Preferably, the grabbing piece is of a spring clamping bead structure, the clamping bead portion of the spring clamping bead structure is in elastic extrusion fit with the inner rod through the sliding groove, and the button portion of the spring clamping bead structure is exposed through the sliding groove and pressed by an operator.

Through adopting above-mentioned technical scheme, adopt spring card pearl structure as grabbing the use, the operating personnel is through pressing the button part of spring card pearl structure to pole in the card pearl portion elasticity extrusion of drive spring card pearl structure, thereby reach the purpose of pole along axial motion in the drive, have better enforceability and drive stability.

Preferably, the outer sleeve is coaxially provided with a shaft hole, a threaded section is arranged at a position on the outer sleeve close to the hole opening of the shaft hole, and the rotating piece and the threaded section form threaded fit.

Through adopting above-mentioned technical scheme, the screw thread section is located the position department that is close to the shaft hole drill way on the overcoat, and the position of rotating member also is located the position department that is close to the shaft hole drill way on the overcoat promptly, and the selection of this position, one has better operation convenience, and another is favorable to improving adjustable support's inner space utilization.

Preferably, the locking member is provided as a bolt; the outer sleeve is provided with a limiting structure, the limiting structure is arranged to be a spring clamping bead structure, the button portion of the spring clamping bead structure is located at a position, close to the position where the bolt penetrates through, on the outer sleeve, and the nut of the bolt and the button portion of the spring clamping bead structure form butt fit.

Through adopting above-mentioned technical scheme, the operating personnel is at the in-process of rotating the nut, and the nut can butt trigger the button portion of spring card pearl structure and send the audible cue, represents the bolt promptly and is in the state of locking in advance this moment, plays suggestion operating personnel's effect, has better practicality.

Preferably, the connecting seat comprises an installation sleeve and an installation plate, the installation sleeve is matched with the inner rod sleeve and is connected with the inner rod sleeve in a locking mode, the installation plate comprises a first support plate and a second support plate, the first support plate and the installation sleeve are matched in a rotating mode and are connected with the installation sleeve in a locking mode, and the second support plate is provided with an insertion rod which is used for forming insertion matching with a prefabricated hole in the prefabricated component.

Through adopting above-mentioned technical scheme, the operation personnel realize the purpose of different structure prefabricated component of adaptation especially heterotypic concrete prefabricated plate through the mode of the relative position angle of rotation regulation installation cover and mounting panel, have great accommodation and better practicality simultaneously.

Preferably, the outer sleeve is provided with an auxiliary marking device, the auxiliary marking device comprises a mounting bracket fixed on the outer sleeve, and the mounting bracket is rotatably provided with a laser pen along a vertical plane.

Through adopting above-mentioned technical scheme, supplementary marking device's laser pen shines on prefabricated component, and the operation personnel of being convenient for measure, calculate, judge and adjust the direction and adjust flexible volume, and simultaneously, the operation personnel can be according to actual conditions, adjust the position of shining of laser pen, have better practicality and use flexibility.

In a second aspect, the present application provides a method for adjusting the installation accuracy of a preform based on an adjustable bracket, which adopts the following technical scheme:

a prefabricated part installation precision adjusting method based on an adjustable support is characterized in that after a prefabricated part is installed to an initial position, the adjustable support is installed, one end of the adjustable support is locked on an external structure through a supporting seat, the other end of the adjustable support is locked and connected with a prefabricated hole in the prefabricated part through a connecting seat, and then three-dimensional fine adjustment is carried out on the prefabricated part; when the adjustable bracket is connected, an operator installs the adjustable bracket according to the preset direction and height; selecting an inner locking hole at a proper position on the inner rod, penetrating the locking piece and pre-locking the locking piece, wherein the pre-locking of the locking piece means that a nut of the locking piece is rotated until the nut triggers the limiting structure, so that the limiting structure is changed from a release state to a clamping state; and then the rotating piece of the adjusting component is rotated to finely adjust the length of the inner rod extending out of the outer sleeve.

By adopting the technical scheme, an operator finely adjusts the extension length of the inner rod through the adjusting component on the adjustable support when the outer sleeve and the inner rod of the adjustable support are in a pre-locking state, and then locks the outer sleeve and the inner rod of the adjustable support after the adjusting operation of the adjustable support is completed, so that the oblique adjusting operation in the three-dimensional fine adjustment is realized.

Drawings

FIG. 1 is a schematic view of the overall construction of an adjustable support;

FIG. 2 is a schematic view of the connecting socket;

FIG. 3 is a schematic view of the construction of the jacket;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

FIG. 5 is a schematic view of the structure of the rotary member and the connecting member;

fig. 6 is a schematic structural view mainly for showing a rotation driving structure.

Description of reference numerals: 1. a shaft body; 11. a jacket; 111. an outer locking hole; 112. a threaded segment; 113. a chute; 12. an inner rod; 121. an inner locking hole; 2. a locking member; 3. an adjustment assembly; 31. a rotating member; 311. a ring groove; 32. a connecting member; 321. a connecting arm; 3211. an extension portion; 3212. a bending section; 33. grasping the part; 331. a bead clamping part; 332. a button portion; 333. a long bar member; 334. a lower tooth column; 335. an upper toothed column; 336. a guide rib; 4. a connecting seat; 41. installing a sleeve; 42. mounting a plate; 421. a first support plate; 422. a second support plate; 43. inserting a rod; 5. a supporting seat; 6. a limiting structure; 7. an auxiliary line marking device; 71. mounting a bracket; 72. a laser pen.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses an adjustable support.

Referring to fig. 1, the adjustable support comprises a shaft 1, wherein the shaft 1 comprises an outer sleeve 11 and an inner rod 12, and the outer sleeve 11 and the inner rod 12 form coaxial splicing fit. The outer sleeve 11 and the inner rod 12 are connected with a locking piece 2, and the outer sleeve 11 is provided with an adjusting component 3 for finely adjusting the extending length of the inner rod 12; the operating personnel firstly pre-lock the outer sleeve 11 and the inner rod 12 through the locking piece 2, under the pre-locking state, the inner rod 12 still can stretch out or retract into the outer sleeve 11 in a small range, and then the specific stretching length of the inner rod 12 is finely adjusted through the adjusting component 3, so that the purpose of accurately adjusting the erection length of the rod body 1 is achieved.

Referring to fig. 1 and 2, the end of the inner rod 12 away from the outer sleeve 11 is provided with a connecting seat 4, and the connecting seat 4 is used for being locked and connected with a prefabricated hole on a prefabricated part. The connecting seat 4 comprises an installation sleeve 41 and an installation plate 42, the installation sleeve 41 is coaxially sleeved at the end part of the inner rod 12 far away from the outer sleeve 11, and the installation sleeve 41 and the inner rod 12 are penetratingly locked by bolts; the mounting plate 42 comprises a first support plate 421 and a second support plate 422, the first support plate 421 and the second support plate 422 are integrated to form a V-shaped structure, wherein the first support plate 421 and the mounting sleeve 41 are connected through a rotating shaft structure to form a rotating fit, the mounting sleeve 41 and the mounting plate 42 are locked and connected through nuts in threaded connection on the rotating shaft structure, the second support plate 422 is provided with the insertion rods 43 in a welded mode, the number of the insertion rods 43 can be determined according to actual requirements, and the insertion rods 43 are provided with threads and are used for being locked and connected with prefabricated components. The operator inserts the inserted bar 43 into the corresponding prefabricated hole on the prefabricated component, and realizes the locking connection of the inserted bar 43 and the prefabricated component by the way of carrying the nut on the other side of the prefabricated component, and the operator can rotationally adjust the relative angle between the mounting sleeve 41 and the mounting plate 42 according to the opening position of the prefabricated hole in the actual operation process, so that the installation adaptability is good.

As shown in fig. 1 and 3, an axial hole for inserting the inner rod 12 is coaxially formed in the outer sleeve 11, and the sleeve body of the outer sleeve 11 is located at a position close to the opening of the axial hole, and as shown in fig. 3 and 4, an outer locking hole 111 is formed in a penetrating manner, and correspondingly, an inner locking hole 121 matched with the outer locking hole 111 is formed in a penetrating manner in the shaft body 1 of the inner rod 12; in the embodiment of the present application, a bolt is used as the locking member 2, and the bolt is inserted into the outer locking hole 111 and the inner locking hole 121 and locked, so as to achieve the purpose of locking and connecting the outer sleeve 11 and the inner rod 12. In addition, the inner locking holes 121 are uniformly spaced along the axial direction of the inner rod 12, and an operator can select the inner locking hole 121 at a proper position to be matched with the outer locking hole 111 according to the adjustment requirement.

Referring to fig. 1, the end of the outer sleeve 11 away from the inner rod 12 is provided with the support seat 5, and in fig. 1 of the embodiment of the present application, the support seat 5 is welded to the outer sleeve 11 directly on site after determining the angle, but the support seat 5 and the outer sleeve 11 may be connected by using the rotary connection structure of the mounting sleeve 41 and the first support plate 421 to improve the operational convenience of the angle adjustment of the site operator, and then the support seat 5 and the external structure are locked and connected by means of the bolt insertion.

Referring to fig. 1 and 4, in the embodiment of the present application, the inner locking hole 121 extends along the axial direction of the inner rod 12 to form a long hole or a kidney-shaped hole, when performing fine adjustment operation, an operator uses a screw to penetrate through the outer locking hole 111 and the inner locking hole 121, and then performs pre-locking operation through a nut, in a pre-locking state, the nut does not loosen and fall off from the screw, and meanwhile, the operator can drive the inner rod 12 to perform extension movement or retraction movement through the adjusting assembly 3, that is, in a fine adjustment state, the screw and the inner locking hole 121 form a sliding fit.

Referring to fig. 3 and 4, the adjusting assembly 3 includes a rotating member 31 coaxially screwed on the outer sleeve 11, the rotating member 31 is of a ring structure, correspondingly, a threaded section 112 is provided at a position on the sleeve body of the outer sleeve 11 near the opening of the shaft hole, and the rotating member 31 forms a threaded rotation fit with the threaded section 112, so as to achieve the purpose of axially driving the rotating member 31 to move. Referring to fig. 3 and 5, an annular groove 311 is coaxially formed on an end surface of the rotating member 31 facing the distal end of the outer sleeve 11, and the connecting member 32 is snap-fitted into the annular groove 311, in this embodiment, the connecting member 32 is a connecting arm 321 forming a rotating sliding fit with the annular groove 311, that is, an end portion of the connecting arm 321 connected with the rotating member 31 forms a rotating snap-fit with the annular groove 311, and a specific structure of the end portion may be a T-shaped structure. The sleeve body of the outer sleeve 11 is provided with a sliding groove 113 along the axial direction thereof, the sliding groove 113 penetrates through the outer sleeve 11 and is communicated with the shaft hole, the connecting arm 321 extends to the corresponding sliding groove 113 and forms axial sliding fit with the sliding groove 113, meanwhile, the lower end of the connecting arm 321 forms sliding contact with the inner rod 12, and the upper end of the connecting arm 321 is exposed outside through the sliding groove 113.

As shown in fig. 4 and 5, the grasping member 33 is mounted on the connecting arm 321 at a position contacting with the inner rod 12, in the embodiment of the present application, a pressing structure is adopted as a main structure of the grasping member 33, and an elastic metal ball is mounted at an end portion close to the inner rod 12 and used as a ball clamping portion 331, so that a spring ball clamping structure is obtained. When the extension length of the inner rod 12 needs to be adjusted, an operator presses the button part 332 of the spring bead clamping structure exposed outside through the chute 113, drives the elastic metal bead with the other end serving as the bead clamping part 331 to extrude the inner rod 12, and the elastic metal bead is elastically deformed to a certain extent, so that the purpose of grabbing the inner rod 12 by elastic extrusion is achieved; when the extension length of the inner rod 12 needs to be adjusted again, the button 332 of the spring bead clamping structure can be pressed again to drive the bead clamping part 331 at the other end to be separated from the inner rod 12, and meanwhile, the elastic metal bead is restored to the initial state and is not deformed, namely, the limitation of the grabbing piece 33 on the movement of the inner rod 12 is removed.

Referring to fig. 3 and 5, the connecting arm 321 includes an extending portion 3211 and a bending portion 3212, the extending portion 3211 extends along an axial direction of the outer casing 11 and is located outside the outer casing 11, and forms a rotational engagement fit with the annular groove 311 on the end surface of the rotating element 31, the fitting manner is the T-shaped connecting structure, the bending portion 3212 is formed by bending an end of the extending portion 3211 away from the rotating element 31 toward the sliding groove 113, the bending portion 3212 forms a sliding fit with the sliding groove 113, meanwhile, a lower end of the bending portion 3212 fits the shaft 1 of the inner rod 12 to form a sliding fit, the grasping element 33 is mounted on the bending portion 3212, the pressing structure used as a main structure of the grasping element 33 is hidden in the bending portion 3212, the button 332 is located at an upper end of the bending portion 3212 protruding out of the sliding groove 113, the bead 331 is located at a lower end of the bending portion 3212 fitting with the inner rod 12, and the other rotation driving structures are located at the lower end of the bending portion 3212 The spring and the like are located inside the bending portion 3212.

As shown in fig. 5 and 6, the above-described rotation driving structure may be a pressing structure in a ball-point pen, and the rotation driving structure will be briefly described below. The rotation driving structure includes a long rod member 333, the long rod member 333 is hidden and installed inside the bending portion 3212 and can move telescopically inside the bending portion 3212, the spring is coaxially sleeved on the long rod member 333 and is clamped on the long rod member 333, the button portion 332 is located at the distal end of the long rod member 333 and is matched with the distal end of the long rod member 333 for use, and the clamping bead portion 331 is locked and installed at the proximal end of the long rod member 333. The distal end of the long rod member 333 is coaxially installed with a lower toothed column 334, the lower toothed column 334 can be locked with the long rod member 333, or can be in abutting fit with the long rod member 333, correspondingly, an upper toothed column 335 is formed at the bottom of the button portion 332, the upper toothed column 335 can be pressed and driven by the button portion 332, and the lower toothed column 334 can rotate inside the bending portion 3212.

The engagement between the upper tooth post 335 and the lower tooth post 334 is incomplete, only the tooth tip is partially engaged, and a guide rib 336 is formed on the engaged tooth, and the guide rib 336 is designed to slide in the same guide groove formed in the bent portion 3212; after the lower tooth post 334 slides out of the guide groove under the pushing of the upper tooth post 335, the teeth of the lower tooth post 334 slide along the inclined surfaces of the teeth of the engaged upper tooth post 335 due to the action of the spring, so that under the action of the inclined surfaces, the lower tooth post 335 rotates by an angle and slides to the other side, namely, the button part 332 is pressed down and the clamping bead part 331 is abutted, at the moment, the guide rib 336 moves to the lowest position along the guide groove and falls into the low-position positioning point of the guide groove, and after the hand is released, the spring resets to position the guide rib 336 at the position. When the pressing is performed again, the guiding rib 336 leaves the low position locating point along the guiding groove and returns under the reset action of the spring to slide to the high position locating point of the guiding groove on the other side, and at this time, the extrusion locking state of the clamping ball part 331 is released.

Referring to fig. 3 and 4, the outer sleeve 11 is further provided with a position-limiting structure 6, and the position-limiting structure 6 may also be a spring bead-locking structure as described above and is disposed on the body of the outer sleeve 11 near the outer locking hole 111, except that the position-limiting structure 6 uses a button portion 332 formed by an elastic metal bead protruding from the body of the outer sleeve 11, and the rest of the structure is hidden in the body of the outer sleeve 11 and the bead-locking portion 331 is removed. When an operator pre-locks the nut of the bolt, the nut rotates and tightly supports the elastic metal bead until the elastic metal bead generates elastic deformation and generates sound, and the rotary clamping structure of the pressing type structure generates sound to prompt the operator to rotate to the pre-locking position; when the locking is released, the operator reversely rotates the nut until the nut is separated from the limiting structure 6, at the moment, the elastic metal beads reset, and meanwhile, the spring of the pressing type structure drives the rotary clamping structure to reset. Of course, in consideration of actual processing conditions, the elastic metal balls may be mounted only on the body of the outer sleeve 11, and may also serve to indicate the pre-lock position.

Referring to fig. 1, in addition, still install supplementary marking device 7 on overcoat 11, supplementary marking device 7 is installed on overcoat 11 including the locking and is close to the installing support 71 of supporting seat 5 position department, the collar is installed through axis of rotation structure on installing support 71, wear to establish in the collar and install laser pen 72, locking such as jackscrew or screw on the laser pen 72 accessible collar, and the operation personnel can rotate the collar in the direction of height, in order to adjust the mark position of laser pen 72 on prefabricated component, so that the operation personnel measure or judge visually, rethread nut locking axis of rotation structure.

The implementation principle of an adjustable support in the embodiment of the application is as follows: an operator selects a proper inner locking hole 121 on the inner rod 12 according to the opening height of a prefabricated hole on the prefabricated part and a preset inclined supporting angle, and pre-connects the inner rod 12 and the outer sleeve 11 through the locking piece 2, the pre-connection state of the locking piece 2 can be judged by the aid of the limiting structure 6 on the outer sleeve 11, and then the supporting seat 5 and an external structure, the connecting seat 4 and the prefabricated part are pre-connected; and under the state of pre-connection, the rotating part 31 of the adjusting component 3 is rotated, and the grabbing part 33 elastically extrudes the grabbing inner rod 12 to realize the purpose of spirally fine-adjusting the extending length of the inner rod 12, and after the fine adjustment is completed, the locking part 2, the supporting seat 5, the external structure, the connecting seat 4 and the prefabricated part are completely locked.

The embodiment of the application further discloses a method for adjusting the installation accuracy of the prefabricated part based on the adjustable support.

A prefabricated part installation precision adjusting method based on an adjustable support is characterized in that after a prefabricated part is installed to an initial position, the adjustable support is installed, one end of the adjustable support is locked on an external structure through a supporting seat 5, the other end of the adjustable support is locked and connected with a prefabricated hole in the prefabricated part through a connecting piece 32, the adjustable support is used as an oblique adjusting rod, a horizontal pull rod and a vertical thread adjusting rod are erected at the same time, and three-way fine adjustment is carried out on the prefabricated part, so that the height mark, the inlet and the outlet of the adjusted prefabricated part are consistent, and the plate seam gap is consistent.

It should be noted that when the adjustable bracket is connected, the operator installs the shaft 1 of the adjustable bracket according to the preset direction and height; selecting an inner locking hole 121 in a proper position on the inner rod 12, penetrating the locking piece 2 and pre-locking the locking piece 2, wherein the pre-locking the locking piece 2 means that a nut of the locking piece 2 is rotated until the nut triggers the limiting structure 6, so that the limiting structure 6 is changed from a release state to a clamping state, and meanwhile, the supporting seat 5 and an external structure, the connecting seat 4 and a prefabricated part are pre-locked; and then, rotating the rotating part 31 of the adjusting component 3 to finely adjust the length of the inner rod 12 extending out of the outer sleeve 11, and judging whether to adjust in place by the aid of the auxiliary marking device 7, and locking the locking part 2, the supporting seat 5, the external structure, the connecting seat 4 and the prefabricated part after adjusting in place.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An adjustable support, its characterized in that: the novel golf club comprises a club body (1), wherein the club body (1) comprises an outer sleeve (11) and an inner rod (12), the inner rod (12) is inserted into the outer sleeve (11) along the axial direction of the club body (1), and the outer sleeve (11) and the inner rod (12) are connected with a locking piece (2); a support seat (5) which is supported and fixed with an external structure is arranged on the outer sleeve (11), and a connecting seat (4) which is supported and fixed with the prefabricated part is arranged on the inner rod (12);

an outer locking hole (111) is formed in the outer sleeve (11), a plurality of inner locking holes (121) are formed in the inner rod (12) along the axial direction of the rod body (1), the inner locking holes (121) extend along the axial direction of the rod body (1), the locking piece (2) penetrates through the outer locking hole (111) and the inner locking hole (121) and is connected with the outer sleeve (11) and the inner rod (12) in a locking mode, and the locking piece (2) and the inner rod (12) are in sliding fit along the axial direction of the rod body (1);

the adjusting component (3) for adjusting the length of the inner rod (12) extending out of the outer sleeve (11) is arranged on the outer sleeve (11), the adjusting component (3) comprises a rotating piece (31) which is in threaded connection with the outer sleeve (11), and the rotating piece (31) moves along the axial direction of the outer sleeve (11); be provided with connecting piece (32) on rotating member (31), connecting piece (32) constitute rotatory sliding fit with rotating member (31), just be provided with on connecting piece (32) and be used for snatching interior pole (12) snatch piece (33), it squeezes to snatch interior pole (12) to grab piece (33) elasticity.

2. An adjustable support according to claim 1, wherein: connecting piece (32) including with rotating member (31) rotation sliding fit's linking arm (321), spout (113) have been seted up along the axial on overcoat (11), linking arm (321) extend to in spout (113) and constitute the cooperation of sliding with spout (113), just grab piece (33) and set up in linking arm (321) and keep away from one side of rotating member (31) and constitute elasticity extrusion fit through spout (113) and interior pole (12).

3. An adjustable support according to claim 2, wherein: the connecting arm (321) comprises an extending portion (3211) and a bending portion (3212), the extending portion (3211) and the rotating member (31) form a rotating sliding fit, the extending portion (3211) extends along the axial direction of the outer sleeve (11) and is located on the outer side of the outer sleeve (11), the bending portion (3212) is formed by bending one end of the extending portion (3211) far away from the rotating member (31) towards the inner side of the sliding groove (113) and forming a sliding fit with the sliding groove (113), and the grabbing member (33) is arranged on the bending portion (3212).

4. An adjustable support according to claim 3, wherein: the bending part (3212) is attached to the inner rod (12) to form a sliding fit.

5. An adjustable support according to claim 2, wherein: grab piece (33) and set up to spring card pearl structure, and the card pearl portion (331) of spring card pearl structure passes through spout (113) constitute elastic extrusion cooperation with interior pole (12), and button portion (332) of spring card pearl structure expose and supply the operating personnel to press through spout (113).

6. An adjustable support according to claim 1, wherein: the outer sleeve (11) is coaxially provided with a shaft hole, a threaded section (112) is arranged at a position, close to the hole opening of the shaft hole, on the outer sleeve (11), and the rotating piece (31) is in threaded fit with the threaded section (112).

7. An adjustable support according to claim 1, wherein: the locking piece (2) is arranged as a bolt; be provided with limit structure (6) on overcoat (11), just limit structure (6) set up to spring card pearl structure, and button portion (332) of spring card pearl structure are located overcoat (11) and are close to the position department that the bolt wore to establish, and the nut of bolt constitutes the butt cooperation with button portion (332) of spring card pearl structure.

8. An adjustable support according to claim 1, wherein: connecting seat (4) are including installation cover (41) and mounting panel (42), cooperation and locking connection are established with interior pole (12) cover to installation cover (41), mounting panel (42) are including first extension board (421) and second extension board (422), first extension board (421) constitute normal running fit and locking connection with installation cover (41), be provided with on second extension board (422) and be used for constituting grafting complex inserted bar (43) with the prefabricated hole on the prefabricated component.

9. An adjustable support according to claim 1, wherein: be provided with supplementary marking device (7) on overcoat (11), supplementary marking device (7) are including being fixed in installing support (71) on overcoat (11), it is provided with laser pen (72) to rotate along vertical plane on installing support (71).

10. The prefabricated part installation accuracy adjusting method based on the adjustable bracket of any one of claims 1 to 9, characterized in that:

after the prefabricated part is installed to the initial position, an adjustable support is installed, one end of the adjustable support is locked on an external structure through a support seat (5), the other end of the adjustable support is locked and connected with a prefabricated hole in the prefabricated part through a connecting seat (4), and then three-dimensional fine adjustment is carried out on the prefabricated part;

when the adjustable bracket is connected, an operator installs the adjustable bracket according to the preset direction and height; selecting an inner locking hole (121) in a proper position on the inner rod (12), penetrating the locking piece (2) and pre-locking the locking piece (2), wherein the pre-locking the locking piece (2) means that a nut of the locking piece (2) is rotated until the nut triggers the limiting structure (6), so that the limiting structure (6) is changed into a clamping state from a releasing state; then the rotating piece (31) of the adjusting component (3) is rotated to finely adjust the length of the inner rod (12) extending out of the outer sleeve (11).