CN117722028A - Tower machine rag bolt positioner - Google Patents
Tower machine rag bolt positioner Download PDFInfo
- Publication number
- CN117722028A CN117722028A CN202311640732.2A CN202311640732A CN117722028A CN 117722028 A CN117722028 A CN 117722028A CN 202311640732 A CN202311640732 A CN 202311640732A CN 117722028 A CN117722028 A CN 117722028A
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- positioning
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- locking
- tower crane
- strut
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Abstract
The application relates to the technical field of building construction and provides a positioning device for foundation bolts of a tower crane. A tower crane anchor bolt positioning device, comprising: the positioning frame, the positioning upright post and the bolt chuck positioning frame comprise a plurality of positioning rods which are sequentially connected end to end, and each positioning rod comprises two positioning support rods and an adjusting support rod which is detachably connected between the two positioning support rods; the positioning upright posts are provided in plurality, and one end of each positioning upright post is fixed on the positioning frame; and the bolt chuck is provided with a limiting hole for the anchor bolt to pass through, and can be detachably connected to one end of the positioning upright post, which is far away from the positioning frame. The foundation bolt inclination or displacement can be hindered in the foundation pouring process.
Description
Technical Field
The application relates to the technical field of building construction, in particular to a positioning device for foundation bolts of a tower crane.
Background
The tower crane is one of the most commonly used hoisting equipment on construction sites, also known as a "tower crane". The steel bar, the wood ridge, the concrete, the steel pipe and other raw materials required by hoisting construction are used as an indispensable device on a construction site by using the standard joint height of one joint.
A strong foundation needs to be established to support the weight and wind power of the tower before the tower is installed. During foundation construction, a foundation pit with a depth of several meters is required to be excavated, and binding of a bottom layer reinforcing steel bar net is carried out in the foundation pit. And then casting concrete at the pit bottom to form a foundation. Before pouring the foundation, foundation bolts are required to be placed on the steel bar net in the foundation pit, and finally, foundation pouring is carried out. However, in the foundation pouring process, the problem of foundation bolt displacement and inclination often occurs, so that the perpendicularity of the foundation bolts is not satisfactory, and the subsequent tower crane is difficult to install. The displacement and inclination of the anchor bolts can also lead to a reduction in the structural stability of the entire tower crane, and even to a collapse of the tower crane in severe cases.
Disclosure of Invention
In order to enable the foundation bolts not to easily displace or incline in the foundation pouring process, the application provides a tower crane foundation bolt positioning device.
The application provides a tower machine rag bolt positioner adopts following technical scheme:
a tower crane anchor bolt positioning device, comprising:
the positioning frame comprises a plurality of positioning rods, the positioning rods are sequentially connected end to end, and each positioning rod comprises two positioning support rods and an adjusting support rod which is detachably connected between the two positioning support rods;
the positioning upright posts are provided with a plurality of positioning upright posts, and one end of each positioning upright post is fixed on the positioning frame;
the bolt chuck is provided with a limiting hole for the anchor bolt to pass through, and the bolt chuck is detachably connected to one end, far away from the positioning frame, of the positioning upright post.
Through adopting above-mentioned technical scheme, a plurality of locating levers head and tail connect gradually and form the locating frame, and the location stand is fixed in on the locating frame, and the bolt chuck can dismantle and connect in location stand one end, can wear to locate the spacing downthehole of bolt chuck with rag bolt, spacing downthehole with rag bolt joint to realize rag bolt's location, thereby hinder rag bolt to take place the skew. The bolt chuck is detachably connected with the positioning upright post, and the bolt chuck provided with the limiting holes with different sizes can be connected to the positioning upright post to position foundation bolts with different sizes.
Optionally, the one end that the location branch is close to adjust branch is provided with first flange, adjust branch both ends and all be provided with the second flange, still be provided with connecting bolt on the first flange.
Through adopting above-mentioned technical scheme, realize dismantling through first flange, second flange and connecting bolt between location branch and the regulation branch and connect, can connect not unidimensional regulation branch between two location branches to realize the regulation to the locating lever size, make the locating frame can be applicable to different tower cranes.
Optionally, one end of the bolt chuck is provided with a connecting sleeve, the connecting sleeve is sleeved at one end of the positioning upright post, and a first locking piece for locking the connecting sleeve is further arranged on the connecting sleeve.
Through adopting above-mentioned technical scheme, the connecting sleeve cover on the bolt chuck locates on the location stand, and first locking piece locks the connecting sleeve, realizes the fixed of connecting sleeve on the location stand to realize the detachable connection of bolt chuck on the location stand.
Optionally, the first locking piece comprises a locking pin shaft, and one end of the locking pin shaft penetrates through the connecting sleeve and the positioning upright post.
Through adopting above-mentioned technical scheme, after the connecting sleeve cover is located on the location stand, run through the locking round pin axle and establish on connecting sleeve and the location stand together to hinder connecting sleeve to slide on the location stand, thereby realize the locking of connecting sleeve on the location stand.
Optionally, the first locking piece includes first locking bolt, offer confession on the adapter sleeve first locking bolt threaded connection's regulation hole, first locking bolt is used for supporting tight rag bolt.
Through adopting above-mentioned technical scheme, after placing the locating frame on the reinforcing bar net of foundation ditch, if the locating frame is in the tilt state, but sliding connection sleeve for the connecting sleeve slides to the suitable position on the location stand, carries out the leveling to the locating frame and handles, is favorable to bolt in the screw chuck to be perpendicular with the horizontal plane mutually.
Optionally, four positioning rods are provided, and the positioning frame is specifically rectangular; the adjusting support rod is characterized in that two ends of the adjusting support rod are connected with extending support rods, one ends of the extending support rods penetrate through the positioning support rods, and the positioning support rods are provided with second locking pieces used for locking the extending support rods.
By adopting the technical scheme, one end of the extension supporting rod is arranged in the positioning supporting rod in a penetrating way, and the extension supporting rod is moved to change the relative position between the extension supporting rod and the positioning supporting rod; after each positioning support rod is moved to a proper position, the position of the positioning support rod is locked through the second locking piece, and the length of the positioning support rod can be adjusted, so that the size of the positioning frame is adjusted.
Optionally, the second locking piece comprises a second locking bolt, and the positioning support rod is provided with a locking hole; the second locking bolt can be connected in the locking hole in a threaded mode, and the second locking bolt is used for propping against the extending supporting rod.
Through adopting above-mentioned technical scheme, when needs are adjusted the size of locating frame, remove and extend branch, after each extends branch and all moves to suitable position, with second locking bolt threaded connection in the locking hole to screw up the second locking bolt until the second locking bolt supports tightly and extends branch, can lock extension branch.
Optionally, the second locking piece includes an internal thread section, the internal thread section set up in on the locating lever, extension branch threaded connection in the locating lever.
Through adopting above-mentioned technical scheme, when needs are adjusted the size of locating frame, rotate two regulation branches that set up relatively simultaneously to it is rotatory to drive the extension branch of connecting on adjusting the branch, in order to drive extension branch in the locating lever and take place to remove for the locating branch, thereby realize the regulation of locating lever length.
Optionally, a fastening component is arranged on the bolt chuck, and the fastening component comprises a fastening clamping block and a driving piece for driving the fastening clamping block to slide; the fastening fixture block is arranged on the inner side wall of the limiting hole in a sliding mode and used for propping against the foundation bolt.
Through adopting above-mentioned technical scheme, with the rag bolt location back in the spacing downthehole, through driving piece drive fastening fixture block towards being close to rag bolt's direction slip to support tight rag bolt, with the possibility that reduces rag bolt and take place the skew in the spacing downthehole.
Optionally, the driving piece comprises a driving push ring and a driving strip connected to one end of the driving push ring, and the driving push ring is sleeved outside the positioning upright post; the fastening fixture block is provided with a guide surface, the guide surface is inclined downwards in the direction close to the driving strip, and one end of the driving strip penetrates through the bolt chuck to abut against the guide surface.
Through adopting above-mentioned technical scheme, the drive push ring of pushing down for a plurality of drive strips of connecting on the drive push ring slide downwards simultaneously, and the drive strip supports the guide surface and pushes away, and fastening fixture block slides with supporting tightly the rag bolt that is located spacing downthehole towards the direction of keeping away from the drive strip under the effect of drive strip.
In summary, the present application includes at least one of the following beneficial effects:
1. the bolt chucks in the positioning frame are detachably connected to the positioning upright posts, positioning of foundation bolts with different specifications can be achieved by replacing the bolt chucks arranged on the positioning upright posts, and the utilization rate of the positioning frame and interchangeability of the bolt chucks are improved;
2. the positioning rod comprises two positioning support rods and the adjusting support rods detachably connected between the two positioning support rods, and the length of the positioning rod can be adjusted by changing the adjusting support rods with different lengths between the two positioning support rods so as to adapt to tower cranes with different types, so that the applicability of the positioning frame is improved;
3. be provided with fastening assembly on the bolt chuck in this application, when rag bolt is located spacing downthehole, through driving piece drive fastening fixture block towards being close to rag bolt's direction slip to support tight rag bolt, with the possibility that reduces rag bolt and take place the skew in spacing downthehole.
Drawings
FIG. 1 is a schematic view of the whole structure of a positioning device for foundation bolts of a tower crane according to embodiment 1 of the present application;
FIG. 2 is a schematic side view of a positioning device for foundation bolts of a tower crane according to embodiment 1 of the present application;
FIG. 3 is a schematic view of the whole structure of a positioning device for foundation bolts of a tower crane according to embodiment 2 of the present application;
FIG. 4 is a schematic cross-sectional view of a positioning device for foundation bolts of a tower crane according to embodiment 2 of the present application;
FIG. 5 is a schematic cross-sectional view of a positioning post according to embodiment 2 of the present application;
fig. 6 is a schematic cross-sectional view of a positioning device for anchor bolts of a tower crane according to embodiment 3 of the present application.
Reference numerals illustrate: 1. a positioning frame; 11. a positioning rod; 111. positioning the supporting rod; 1111. a first flange; 1112. a second locking bolt; 1113. a locking hole; 1114. an internal thread segment; 112. adjusting the supporting rod; 1121. a second flange; 113. an extension strut; 2. positioning the upright post; 3. a bolt chuck; 31. a limiting hole; 311. a chute; 32. a connecting sleeve; 321. an adjustment aperture; 33. locking the pin shaft; 34. a first locking bolt; 4. a connecting bolt; 5. a fastening assembly; 51. fastening a clamping block; 511. a guide surface; 52. a driving member; 521. driving the push ring; 5211. a relief hole; 522. and driving the strip.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
Example 1:
the embodiment 1 of the application provides a tower crane rag bolt positioner.
Referring to fig. 1, a positioning device for foundation bolts of a tower crane comprises a positioning frame 1 and a positioning upright 2 connected to the positioning frame 1, wherein the positioning frame 1 comprises a plurality of positioning rods 11, and the positioning rods 11 are sequentially connected end to end. In the present embodiment, the positioning frame 1 is specifically provided as a rectangular frame, and the positioning rods 11 are specifically provided with four. The positioning upright posts 2 are also provided with four positioning upright posts, and the positioning upright posts 2 are welded and fixed between the adjacently arranged continuous root positioning rods 11.
Referring to fig. 1, the positioning rod 11 includes two positioning struts 111 and an adjusting strut 112 disposed between the two positioning struts 111, a first flange 1111 is integrally formed at one end of the positioning strut 111 near the adjusting strut 112, and a second flange 1121 is integrally formed at both ends of the adjusting strut 112; the first flange 1111 is perforated with a plurality of connecting bolts 4, and one end of each connecting bolt 4 is screwed to the second flange 1121, so as to realize detachable connection between the positioning strut 111 and the adjusting strut 112.
Referring to fig. 1 and 2, one end of the positioning upright 2, which is far away from the positioning frame 1, is connected with a bolt chuck 3, and one end of the bolt chuck 3, which is close to the positioning upright 2, is integrally formed with a connecting sleeve 32; the connecting sleeve 32 is sleeved outside the positioning upright post 2, and a first locking piece is arranged on the connecting sleeve 32. The first locking piece is specifically configured as a locking pin 33, and one end of the locking pin 33 passes through the connecting sleeve 32 and the positioning upright 2 and is connected with a nut in a threaded manner, so as to realize the connection of the connecting sleeve 32 on the positioning upright 2. In the present embodiment, the positioning column 2 is specifically provided in a square tubular shape, and the locking pin 33 is provided perpendicular to the longitudinal direction of the positioning column 2. A plurality of limiting holes 31 are formed in the bolt chuck 3, in this embodiment, 8 limiting holes 31 are specifically formed in the limiting holes 31, and the 8 limiting holes 31 are arranged at equal intervals around the center line of the positioning upright post 2. After the length of the positioning strut 111 is adjusted, the relative position of each bolt chuck 3 can be adjusted so as to adapt to different types of tower cranes.
The implementation principle of the tower crane foundation bolt positioning device is as follows: according to the size of the standard section of the tower crane, an adjusting support rod 112 with a proper length is selected, the adjusting support rod 112 is placed between two positioning support rods 111, so that a second flange 1121 on the adjusting support rod 112 corresponds to a first flange 1111 on the positioning support rod 111, and then a connecting bolt 4 passes through the first flange 1111 and is connected to the second connecting flange in a threaded manner, so that the adjusting support rod 112 and the positioning support rod 111 are connected and fixed. After placing the locating frame 1 in the foundation ditch, penetrate rag bolt in the spacing hole 31 of each bolt chuck 3 according to actual need, after rag bolt penetrates the length of spacing hole 31 below and reaches the length of predetermineeing, threaded connection nut on rag bolt, nut offsets with bolt chuck 3 for rag bolt is located the length of bolt chuck 3 top and keeps unchanged, has realized the installation of rag bolt on bolt chuck 3 promptly.
Example 2:
the embodiment 2 of the application provides a tower crane rag bolt positioner.
Referring to fig. 3 and 4, embodiment 2 of the present application differs from embodiment 1 in that: the positioning rod 11 of the present embodiment is not provided with the first flange 1111 and the second flange 1121, the two ends of the adjusting rod 112 are integrally formed with the extending rod 113, and one end of the extending rod 113 far away from the adjusting rod 112 is penetrated and slidably disposed in the positioning rod 111. The positioning support rod 111 is provided with a second locking piece for locking the adjusting support rod 112, the second locking piece is provided with a second locking bolt 1112, the positioning support rod 111 is provided with a locking hole 1113, and the second locking bolt 1112 is in threaded connection with the locking hole 1113 and abuts against the extending support rod 113, so that the extending support rod 113 can be locked in the positioning support rod 111.
Referring to fig. 3 and 4, when the length of the positioning rod 111 needs to be adjusted, the second locking bolts 1112 on the two positioning rods 11 which are oppositely arranged are unscrewed, the adjusting rod 112 is slid, the extension rods 113 in the two positioning rods 11 which are oppositely arranged slide simultaneously, and after the extension rods 113 slide to a proper position, the second locking bolts 1112 are in threaded connection in the locking holes 1113 so that the second locking pieces abut against the extension rods 113 to lock the extension rods 113. When the lengths of the other two opposite positioning rods 11 are required to be adjusted, the same operation is adopted.
Referring to fig. 4, in the present embodiment, the first locking member is configured as a first locking bolt 34, and when the positioning frame 1 is placed in the foundation pit, if the positioning frame 1 is in an inclined state, the connecting sleeve 32 can be slid, so that the connecting sleeve 32 slides to a suitable position on the positioning upright 2; the first locking bolt 34 is screwed into the locking hole 1113 to abut against the positioning column 2, so as to perform leveling treatment on the positioning frame 1. The positioning frame 1 is in a horizontal state, so that the bolts in the threaded chuck are vertical to the horizontal plane.
Referring to fig. 4 and 5, the positioning chuck is further provided with a fastening assembly 5, and the fastening assembly 5 includes a fastening block 51 and a driving member 52; the fastening clamping blocks 51 are arranged in one-to-one correspondence with the limiting holes 31, and sliding grooves 311 for the fastening clamping blocks 51 to slide are formed in the inner side walls of the limiting holes 31. The driving member 52 includes a driving push ring 521 and a driving bar 522 fixed at one end of the driving push ring 521, the driving push ring 521 is sleeved outside the connecting sleeve 32, the driving push ring 521 is provided with yielding holes 5211 corresponding to the limiting holes 31 one by one, and the anchor bolts can pass through the yielding holes 5211. The driving bar 522 is disposed parallel to the positioning column 2, and one end of the driving bar 522 can penetrate the bolt chuck 3 to slide into the chute 311. The fastening block 51 is provided with a guide surface 511 at one end near the driving bar 522, and the guide surface 511 is inclined downward toward the direction near the driving bar 522. After the foundation bolts are inserted into the limiting holes 31, the driving push rings 521 are pushed downwards, so that the driving strips 522 slide downwards simultaneously, the driving strips 522 push the guide surfaces 511, and the driving strips 522 are pushed to slide in the direction away from the driving strips 522 so as to push the foundation bolts positioned in the limiting holes 31.
The implementation principle of the foundation bolt positioning device of the tower crane in the embodiment 2 of the application is as follows: the second locking bolts 1112 on the two positioning rods 11 which are oppositely arranged are unscrewed, the adjusting strut 112 is rotated according to the size of the standard section of the tower crane, the extending strut 113 is slid to a proper position relative to the positioning strut 111, and then the second locking bolts 1112 are screwed. The same is used here to adjust two further oppositely disposed positioning rods 11. After the positioning frame 1 is placed in the foundation pit, the connecting sleeve 32 on the positioning upright post 2 is slid according to the horizontal condition of the positioning frame 1 until the positioning frame 1 is in a horizontal state; subsequently, the first locking bolt 34 is screwed into the adjustment hole 321 to tightly position the column 2. And the edge of the thread chuck is welded and fixed on a reinforcing mesh in the foundation pit, so that the positioning frame 1 is fixed in the foundation pit. According to actual need penetrate rag bolt in spacing hole 31 of each bolt chuck 3, after rag bolt penetrates the length of spacing hole 31 below reaches the length of predetermineeing, threaded connection nut on rag bolt, nut offsets with bolt chuck 3 for rag bolt is located the length of bolt chuck 3 top and keeps unchanged. The driving push ring 521 is pushed downwards to drive each fastening block 51 to slide towards the direction approaching the anchor bolt so as to tightly press the anchor bolt. When the foundation is poured, the concrete poured into the foundation pit is piled up on the driving push ring 521, and the driving push ring 521 continuously moves downwards under the gravity action of the concrete, so that the fastening clamping blocks 51 further abut against the foundation bolts, and the possibility of the foundation bolts shifting in the foundation pouring process is reduced.
Example 3:
the embodiment 3 of the application provides a tower crane rag bolt positioner.
Referring to fig. 6, embodiment 3 of the present application differs from embodiment 2 in that: in this embodiment, the second locking member is specifically configured as an internal thread segment 1114, where the internal thread segment 1114 is disposed on the positioning strut 111, and an end of the extension strut 113 remote from the adjustment strut 112 is screwed into the positioning strut 111. When the size of the positioning rod 11 needs to be adjusted, the two adjusting struts 112 which are oppositely arranged are rotated at the same time, so that the extending struts 113 in the positioning rod 11 can be driven to move relative to the positioning struts 111, and the length of the positioning rod 11 is adjusted.
Example 4:
the embodiment 4 of the application provides a tower crane rag bolt positioner.
Application example 4 differs from example 2 in that: in the two positioning rods 11 which are oppositely arranged, the second locking bolt 1112 in one positioning rod 11 is replaced by an internal thread section 1114, the internal thread section 1114 is arranged on the positioning support rod 111, and one end of the extension support rod 113 far away from the adjusting support rod 112 is in threaded connection with the positioning support rod 111. When the size of the positioning rod 11 needs to be adjusted, the second locking bolt 1112 in one positioning rod 11 is unscrewed in the two positioning rods 11 which are oppositely arranged, and then the adjusting support rod 112 on the other positioning rod 11 is rotated, so that the length of the positioning rod 11 can be adjusted. After adjusting the positioning rod 11 to a proper length, the second locking bolt 1112 is tightened.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311640732.2A CN117722028A (en) | 2023-12-01 | 2023-12-01 | Tower machine rag bolt positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311640732.2A CN117722028A (en) | 2023-12-01 | 2023-12-01 | Tower machine rag bolt positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117722028A true CN117722028A (en) | 2024-03-19 |
Family
ID=90202607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311640732.2A Pending CN117722028A (en) | 2023-12-01 | 2023-12-01 | Tower machine rag bolt positioner |
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| Country | Link |
|---|---|
| CN (1) | CN117722028A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120175102A (en) * | 2025-05-15 | 2025-06-20 | 中国建筑第二工程局有限公司 | A vertical positioning device for steel pipe column |
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| CN213653509U (en) * | 2020-10-26 | 2021-07-09 | 福建泉州世光照明科技有限公司 | Folding mechanism and foldable street lamp embedded part |
| CN216838367U (en) * | 2022-03-01 | 2022-06-28 | 浙江虞山纺织有限公司 | Add former guide frame of bullet machine |
| CN114978013A (en) * | 2022-06-27 | 2022-08-30 | 鲍磊 | Inclined single-shaft upright post hinge base with fulcrum and capable of completing frame hoisting and method |
| CN217812213U (en) * | 2022-07-01 | 2022-11-15 | 吴江市建设工程（集团）有限公司 | Novel disk buckle type scaffold |
| CN217896554U (en) * | 2022-07-08 | 2022-11-25 | 上海宝冶集团有限公司 | Be used for pre-buried positioner of different model tower crane foundations |
-
2023
- 2023-12-01 CN CN202311640732.2A patent/CN117722028A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213653509U (en) * | 2020-10-26 | 2021-07-09 | 福建泉州世光照明科技有限公司 | Folding mechanism and foldable street lamp embedded part |
| CN216838367U (en) * | 2022-03-01 | 2022-06-28 | 浙江虞山纺织有限公司 | Add former guide frame of bullet machine |
| CN114978013A (en) * | 2022-06-27 | 2022-08-30 | 鲍磊 | Inclined single-shaft upright post hinge base with fulcrum and capable of completing frame hoisting and method |
| CN217812213U (en) * | 2022-07-01 | 2022-11-15 | 吴江市建设工程（集团）有限公司 | Novel disk buckle type scaffold |
| CN217896554U (en) * | 2022-07-08 | 2022-11-25 | 上海宝冶集团有限公司 | Be used for pre-buried positioner of different model tower crane foundations |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120175102A (en) * | 2025-05-15 | 2025-06-20 | 中国建筑第二工程局有限公司 | A vertical positioning device for steel pipe column |
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