CN221347556U - Special fastening tooth strip for fracture-preventing tower crane - Google Patents
Special fastening tooth strip for fracture-preventing tower crane Download PDFInfo
- Publication number
- CN221347556U CN221347556U CN202323428852.4U CN202323428852U CN221347556U CN 221347556 U CN221347556 U CN 221347556U CN 202323428852 U CN202323428852 U CN 202323428852U CN 221347556 U CN221347556 U CN 221347556U
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- screw rod
- groove
- fixedly connected
- tower crane
- tooth strip
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- 230000002968 anti-fracture Effects 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of fastening tooth strips, and discloses a special fastening tooth strip for an anti-fracture tower crane, which comprises a screw rod, wherein a supporting groove is formed in the top of the screw rod, limit grooves are formed in the left side and the right side of the inner side wall of the supporting groove, an annular groove is formed in the top of the screw rod, an annular block is rotationally connected between the inner side walls of the annular groove, a worm wheel is fixedly connected to the top of the annular block, a thread groove is formed in the inner side wall of the worm wheel, a screw rod is in threaded connection with an inner cavity of the thread groove, a mounting plate is fixedly connected to the left side of the top of the screw rod, fixing blocks are fixedly connected to the front side and the rear side of the top of the mounting plate, a worm is rotationally connected between the front side wall and the rear side wall of the inner cavity of the fixing block, and the annular groove is positioned at the outer side of the supporting groove; the utility model discloses the length of screw rod can be adjusted to the scheme for limited space is kept away from to the second carousel, thereby is convenient for fasten the dismouting of tooth strip, has improved the practicality of fastening tooth strip.
Description
Technical Field
The utility model belongs to the technical field of fastening strips, and particularly relates to a special fastening strip for an anti-fracture tower crane.
Background
The fastening tooth strip is also called a tooth, commonly called a screw rod and a screw rod, belongs to the type of a fastener, is usually matched with a nut, is a cylindrical threaded fastener, is commonly used for fastening and connecting two parts with through holes, and is also called a tower crane, wherein a tower crane is the most commonly used hoisting equipment on a construction site, and the fastening tooth strip arranged on the tower crane is thicker than the common screw rod, so that the aim of improving the hardness degree of the screw rod and preventing the screw rod from being broken is fulfilled.
When the existing special fastening tooth strip for the fracture-preventing tower crane is used, due to the fact that the operation space is limited, the fastening tooth strip is inconvenient to screw, the fastening tooth strip is inconvenient to disassemble and assemble, the practicality of the fastening tooth strip is reduced, and therefore the special fastening tooth strip for the fracture-preventing tower crane is provided.
Disclosure of utility model
The utility model aims to provide a special fastening tooth strip for an anti-fracture tower crane, which aims to solve the problems in the background technology.
In order to achieve the above object, the present utility model provides the following technical solutions:
the application is specifically as follows: the utility model provides a dedicated fastening tooth strip of tower crane of preventing splitting, includes the lead screw, open at the top of lead screw has the supporting slot, the spacing groove has all been opened to the inside wall left and right sides of supporting slot, open at the top of lead screw has the ring channel, rotate between the inside wall of ring channel and be connected with the annular piece, the top fixedly connected with worm wheel of annular piece, the inside wall of worm wheel is opened there is the screw groove, the inner chamber threaded connection of screw groove has the screw rod, the top left side fixedly connected with mounting panel of lead screw, both sides all fixedly connected with fixed block around the top of mounting panel, rotate between the inner chamber front and back lateral wall of fixed block and be connected with the worm.
As a preferable technical scheme of the application, the annular groove is positioned at the outer side of the supporting groove, and the screw is positioned in the inner cavity of the supporting groove.
As the preferable technical scheme of the application, the left side and the right side of the lower side of the outer side wall of the screw are fixedly connected with sliding blocks, and the sliding blocks are slidably connected in the inner cavity of the limiting groove.
As a preferable technical scheme of the application, the front end of the worm penetrates through the front side wall of the inner cavity of the fixed block and is fixedly connected with the first rotary table.
As the preferable technical scheme of the application, the worm is meshed with the worm wheel, and the top of the screw is fixedly connected with a second turntable.
Compared with the prior art, the utility model has the beneficial effects that:
in the scheme of the application: through rotatory first carousel, drive the worm rotation in the fixed block through first carousel, it is rotatory to drive the worm wheel through the rotation of worm, the worm wheel passes through the annular piece and rotates in the ring channel, owing to open the screw groove in the worm wheel, and with screw rod threaded connection, and the screw rod passes through the slider and slides in the spacing inslot, make the worm wheel can drive screw rod longitudinal movement when rotatory, the screw rod drives the slider and slides in the spacing inslot this moment, and drive second carousel longitudinal movement through the screw rod, thereby adjust the length of screw rod, make the limited space of second carousel keep away from, thereby the dismouting of fastening tooth strip of being convenient for, the practicality of fastening tooth strip has been improved.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a perspective view of a special fastening tooth strip for a fracture-preventing tower crane;
FIG. 2 is a right side cross-sectional view of a special fastening tooth strip for a fracture-preventing tower crane;
Fig. 3 is a perspective view of a screw rod of a special fastening tooth strip for an anti-fracture tower crane;
fig. 4 is a partial perspective exploded view of a fastening tooth strip special for a fracture-preventing tower crane.
In the figure: 100. a screw rod; 110. a support groove; 120. a limit groove; 130. an annular groove; 131. an annular block; 140. a worm wheel; 141. a thread groove; 150. a screw; 151. a slide block; 160. a mounting plate; 161. a fixed block; 162. a worm; 163. a first turntable; 170. and a second turntable.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a special fastening tooth strip for anti-fracture tower crane comprises a screw rod 100, a supporting groove 110 is formed in the top of the screw rod 100, the supporting groove 110 is used for supporting a screw rod 150, limit grooves 120 are formed in the left side and the right side of the inner side wall of the supporting groove 110, the limit grooves 120 are used for connecting sliding blocks 151, an annular groove 130 is formed in the top of the screw rod 100, the annular groove 130 is used for supporting an annular block 131, the annular block 131 is rotatably connected between the inner side walls of the annular groove 130, the annular block 131 is used for supporting a worm wheel 140, the top of the annular block 131 is fixedly connected with the worm wheel 140, the worm wheel 140 is connected with the screw rod 150 through a thread groove 141, the inner side wall of the worm wheel 140 is provided with a thread groove 141, an inner cavity of the thread groove 141 is in threaded connection with the screw rod 150, the screw rod 150 is used for driving a second turntable 170 to move, a mounting plate 160 is fixedly connected to the left side of the top of the screw rod 100, the mounting plate 160 is used for supporting a fixing block 161, the front side and the rear side of the top of the mounting plate 160 is fixedly connected with a fixing block 161, the fixing block 161 is used for supporting the worm 162, the fixing block 161 is rotatably connected between the front side and the inner cavity of the fixing block 161 and the rear side of the worm 162 is used for driving the worm wheel 140 to rotate.
Referring to fig. 1 to 4, the annular groove 130 is located at the outer side of the supporting groove 110, the screw 150 is located at the inner cavity of the supporting groove 110, the annular block 131 is supported by the annular groove 130, and the second turntable 170 is driven to move by the screw 150.
Referring to fig. 2-4, a sliding block 151 is fixedly connected to the left and right sides of the lower side of the outer side wall of the screw 150, the sliding block 151 is slidably connected to the inner cavity of the limiting groove 120, and the sliding block 151 drives the screw 150 to move, so that the screw 150 cannot rotate.
Referring to fig. 1, 2 and 4, the front end of the worm 162 penetrates through the front side wall of the inner cavity of the fixed block 161, and is fixedly connected with a first rotating disc 163, and the worm 162 is driven to rotate in the fixed block 161 by the first rotating disc 163.
Referring to fig. 1, 2 and 4, the worm 162 is engaged with the worm wheel 140, the top of the screw 150 is fixedly connected with a second turntable 170, the screw 150 is driven to rotate by the second turntable 170, and the screw 150 drives the screw 100 to rotate by the slider 151.
Specifically, when the device is used, the special fastening tooth strip for the anti-fracture tower crane fixes an object on the tower crane, the first rotating disc 163 is rotated, the worm 162 is driven to rotate on the fixed block 161 by the first rotating disc 163, the worm wheel 140 is driven to rotate by the worm 162, the worm wheel 140 is rotated in the annular groove 130 by the annular block 131, the screw 150 is driven to move by the rotation of the worm wheel 140, the screw 150 slides in the limit groove 120 by the sliding block 151, the second rotating disc 170 is driven to move by the screw 150, so that the second rotating disc 170 is prolonged, the screw 150 is driven to rotate by the second rotating disc 170, the screw 150 is driven to rotate by the sliding block 151 and the limit groove 120, and the screw 100 is disassembled, namely the device is used.
It is noted that 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. Moreover, 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.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a dedicated fastening tooth strip of tower crane of preventing splitting, includes lead screw (100), its characterized in that: the utility model discloses a screw rod, including screw rod (100), support groove (110) are opened at the top of screw rod (100), limit groove (120) are all opened to the inside wall left and right sides of support groove (110), open at the top of screw rod (100) has ring channel (130), rotate between the inside wall of ring channel (130) and be connected with annular piece (131), the top fixedly connected with worm wheel (140) of annular piece (131), threaded groove (141) are opened to the inside wall of worm wheel (140), the inner chamber threaded connection of threaded groove (141) has screw rod (150), the top left side fixedly connected with mounting panel (160) of screw rod (100), both sides all fixedly connected with fixed block (161) around the top of mounting panel (160), rotate between the inner chamber front and back lateral wall of fixed block (161) and be connected with worm (162).
2. The special fastening tooth strip for the anti-fracture tower crane according to claim 1, wherein: the annular groove (130) is positioned on the outer side of the supporting groove (110), and the screw (150) is positioned in the inner cavity of the supporting groove (110).
3. The special fastening tooth strip for the anti-fracture tower crane according to claim 1, wherein: the left side and the right side of the lower side of the outer side wall of the screw rod (150) are fixedly connected with sliding blocks (151), and the sliding blocks (151) are slidably connected to the inner cavity of the limiting groove (120).
4. The special fastening tooth strip for the anti-fracture tower crane according to claim 1, wherein: the front end of the worm (162) penetrates through the front side wall of the inner cavity of the fixed block (161) and is fixedly connected with a first rotary table (163).
5. The special fastening tooth strip for the anti-fracture tower crane according to claim 1, wherein: the worm (162) is meshed with the worm wheel (140), and a second turntable (170) is fixedly connected to the top of the screw (150).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323428852.4U CN221347556U (en) | 2023-12-15 | 2023-12-15 | Special fastening tooth strip for fracture-preventing tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323428852.4U CN221347556U (en) | 2023-12-15 | 2023-12-15 | Special fastening tooth strip for fracture-preventing tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221347556U true CN221347556U (en) | 2024-07-16 |
Family
ID=91827632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323428852.4U Active CN221347556U (en) | 2023-12-15 | 2023-12-15 | Special fastening tooth strip for fracture-preventing tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221347556U (en) |
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2023
- 2023-12-15 CN CN202323428852.4U patent/CN221347556U/en active Active
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