CN110723663A - Standard knot bolt fastening device of tower crane - Google Patents
Standard knot bolt fastening device of tower crane Download PDFInfo
- Publication number
- CN110723663A CN110723663A CN201911000395.4A CN201911000395A CN110723663A CN 110723663 A CN110723663 A CN 110723663A CN 201911000395 A CN201911000395 A CN 201911000395A CN 110723663 A CN110723663 A CN 110723663A
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- CN
- China
- Prior art keywords
- bolt
- nut
- fixed
- block
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 abstract description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/28—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels
- B66C23/283—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels with frameworks composed of assembled elements
- B66C23/286—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels with frameworks composed of assembled elements with locking devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/041—Specially-shaped shafts
- F16B35/044—Specially-shaped ends
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a standard knot bolt fastening device of a tower crane, which comprises a fixed rod, wherein a plurality of fixed blocks are fixed at two ends of the surface of the fixed rod, a bolt is arranged in one fixed block, a limit groove is formed in the top end of one fixed block, a rubber block is fixed on the inner wall of the limit groove, the top end of the bolt is connected with the limit groove in a clamping manner, and the other end of the bolt penetrates through the outer part of the bottom end of the other fixed block; through the rubber piece of design, increase the laminating nature between the top surface of spacing groove and bolt, through the spout of design, reduce the resistance when sliding between stopper and the spout to a certain extent, stopper, draw-in groove, spacing spring, stopper through the design makes the rigidity between bolt and the fixed block, improves second nut and first nut and removes at the in-process with bolt screw thread swivelling joint, the phenomenon of the installation of being not convenient for to improve the convenient degree of installation.
Description
Technical Field
The invention belongs to the technical field of bolt fastening devices, and particularly relates to a standard knot bolt fastening device for a tower crane.
Background
The standard section bolt fastening device of the tower crane is a device for fixing a plurality of standard sections of the tower crane so as to ensure the use stability.
When the existing standard knot bolt fastening device of the tower crane is used, firstly, bolts penetrate through fixing blocks fixed on the surfaces of a plurality of standard knots, then nuts are in threaded connection with the bottom ends of the bolts, and the standard knots are fixed.
Disclosure of Invention
The invention aims to provide a standard knot bolt fastening device of a tower crane, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a tower machine standard festival bolt-up device, includes the dead lever, the surperficial both ends of dead lever are fixed with a plurality of fixed blocks, one of them the inside of fixed block is provided with the bolt, and the top of one of them fixed block has seted up the spacing groove, and the inner wall of spacing groove is fixed with the block rubber, the top and the spacing groove block of bolt are connected, the other end of bolt runs through to the bottom outside of another fixed block, another the draw-in groove has been seted up to the inside of fixed block, the surface of bolt has seted up flutedly, and the inside of recess is provided with the stopper, the surface of stopper is same horizontal plane with the surface of draw-in groove, be connected with spacing spring between stopper and the recess, the spout has all been.
Preferably, the bottom mounting of bolt has the connecting block, and the bottom edge of connecting block has seted up the chamfer.
Preferably, the bottom end of the fixed block is sleeved with a second nut corresponding to the bottom end surface of the bolt, and the bottom end of the second nut is sleeved with a first nut corresponding to the surface of the bolt.
Preferably, the inner walls of the second nut and the first nut are connected with the surface of the bolt through threads, and the second nut is consistent with the cross section of the first nut.
Preferably, the surface of the first nut and the inner wall of the second nut are in a fit state, and the first nut is a metal component.
Preferably, the two ends and the middle part of the inner side of the fixed rod are both fixed with cross rods, and a connecting rod is fixed between every two cross rods.
Preferably, the cross rod is of a cylindrical structure, and the connecting rod is a metal component.
Compared with the prior art, the invention has the beneficial effects that:
(1) through the rubber piece of design, increase the laminating nature between the top surface of spacing groove and bolt, through the spout of design, reduce the resistance when sliding between stopper and the spout to a certain extent, stopper, draw-in groove, spacing spring, stopper through the design makes the rigidity between bolt and the fixed block, improves second nut and first nut and removes at the in-process with bolt screw thread swivelling joint, the phenomenon of the installation of being not convenient for to improve the convenient degree of installation.
(2) Through the connecting block of design, avoid first nut and second nut and bolt need carry out the rotatory limit counterpoint in limit when being connected, promote the convenient degree of connecting, through the chamfer of design, be convenient for between first nut and the second nut and the counterpoint between the bolt.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the standard knot fixation of the present invention;
FIG. 3 is a top cross-sectional view of the bolt and anchor block of the present invention;
FIG. 4 is a side cross-sectional view of the mounting block of the present invention;
FIG. 5 is a schematic view of the connecting block structure of the present invention;
in the figure: 1. fixing the rod; 2. a cross bar; 3. a connecting rod; 4. a fixed block; 5. a limiting groove; 6. a rubber block; 7. a bolt; 8. connecting blocks; 9. chamfering; 10. a first nut; 11. a second nut; 12. a limiting spring; 13. a limiting block; 14. a card slot; 15. a chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Example 1
Referring to fig. 1 to 4, the present invention provides a technical solution: a standard knot bolt fastening device of a tower crane comprises a fixing rod 1, wherein a plurality of fixing blocks 4 are fixed at two ends of the surface of the fixing rod 1, a bolt 7 is arranged in one fixing block 4, a limiting groove 5 is formed in the top end of one fixing block 4, a rubber block 6 is fixed on the inner wall of the limiting groove 5, the top end of the bolt 7 is connected with the limiting groove 5 in a clamping manner, the other end of the bolt 7 penetrates through the outer portion of the bottom end of the other fixing block 4, a clamping groove 14 is formed in the other fixing block 4, a groove is formed in the surface of the bolt 7, a limiting block 13 is arranged in the groove, the surface of the limiting block 13 and the surface of the clamping groove 14 are in the same horizontal plane, a limiting spring 12 is connected between the limiting block 13 and the groove, and a; through the rubber piece 6 of design, increase the laminating nature between the top surface of spacing groove 5 and bolt 7, spout 15 through the design, from reducing the resistance when sliding between stopper 13 and the spout 15 to a certain extent, stopper 13 through the design, draw-in groove 14, spacing spring 12, stopper 13, make the rigidity between bolt 7 and the fixed block 4, improve second nut 11 and first nut 10 and remove at the in-process with bolt 7 screw thread swivelling joint, the phenomenon of installation of being not convenient for, thereby improve the convenient degree of installation.
Example 2
Referring to fig. 1 to 5, the present invention provides a technical solution: a standard knot bolt fastening device of a tower crane comprises a fixing rod 1, wherein a plurality of fixing blocks 4 are fixed at two ends of the surface of the fixing rod 1, a bolt 7 is arranged in one fixing block 4, a limiting groove 5 is formed in the top end of one fixing block 4, a rubber block 6 is fixed on the inner wall of the limiting groove 5, the top end of the bolt 7 is connected with the limiting groove 5 in a clamping manner, the other end of the bolt 7 penetrates through the outer portion of the bottom end of the other fixing block 4, a clamping groove 14 is formed in the other fixing block 4, a groove is formed in the surface of the bolt 7, a limiting block 13 is arranged in the groove, the surface of the limiting block 13 and the surface of the clamping groove 14 are in the same horizontal plane, a limiting spring 12 is connected between the limiting block 13 and the groove, and a; through the rubber piece 6 of design, increase the laminating nature between the top surface of spacing groove 5 and bolt 7, spout 15 through the design, from reducing the resistance when sliding between stopper 13 and the spout 15 to a certain extent, stopper 13 through the design, draw-in groove 14, spacing spring 12, stopper 13, make the rigidity between bolt 7 and the fixed block 4, improve second nut 11 and first nut 10 and remove at the in-process with bolt 7 screw thread swivelling joint, the phenomenon of installation of being not convenient for, thereby improve the convenient degree of installation.
In this embodiment, preferably, the bottom end of the bolt 7 is fixed with a connecting block 8, and the edge of the bottom end of the connecting block 8 is provided with a chamfer 9; through the connecting block 8 of design, avoid first nut 10 and second nut 11 and bolt 7 need carry out the limit rotation limit counterpoint when being connected, promote the convenient degree of connecting, through the chamfer 9 of design, be convenient for counterpoint between first nut 10 and the second nut 11 and between the bolt 7.
The working principle and the using process of the invention are as follows: the plurality of standard knots are connected through the fixation between the bolt 7 and the first nut 10 and the second nut 11; when the standard sections of the tower are required to be fixed, firstly, the limiting block 13 is pressed to be embedded into the groove under the action of the elastic force of the limiting spring 12, then the bottom end of the bolt 7 penetrates into the fixed block 4, the surface of the limiting block 13 is attached and slides in the sliding groove 15 in the penetrating process of the bolt 7, after the bolt 7 penetrates, the top end surface of the bolt 7 is synchronously clamped and connected with the limiting groove 5, then the second nut 11 and the first nut 10 are connected with the bolt 7 at one time, the attachment between the limiting groove 5 and the top end surface of the bolt 7 is increased through the designed rubber block 6, the resistance force generated when the limiting block 13 slides between the limiting block 13 and the sliding groove 15 is reduced to a certain degree through the designed sliding groove 15, the position between the bolt 7 and the fixed block 4 is fixed through the designed limiting block 13, the clamping groove 14, the limiting spring 12 and the limiting block 13, the phenomenon that the second nut 11 and the first nut 10 move in the process of being in threaded rotary connection with the bolt 7 and are inconvenient to install is improved, and therefore the installation convenience is improved; when needs are connected first nut 10 and second nut 11 in proper order with between bolt 7, at first cup joint through chamfer 9 and connecting block 8, after that slide to bolt 7 through connecting block 8 the surface carry on threaded connection can, connecting block 8 through the design, avoid first nut 10 and second nut 11 and bolt 7 need carry out the rotatory limit counterpoint in limit when being connected, promote the convenient degree of connection, chamfer 9 through the design, be convenient for counterpoint between first nut 10 and the second nut 11 and between the bolt 7.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a tower machine standard festival bolt-up device, includes dead lever (1), the surperficial both ends of dead lever (1) are fixed with a plurality of fixed blocks (4), its characterized in that: a bolt (7) is arranged inside one of the fixing blocks (4), a limit groove (5) is arranged at the top end of one of the fixing blocks (4), and the inner wall of the limit groove (5) is fixed with a rubber block (6), the top end of the bolt (7) is clamped and connected with the limit groove (5), the other end of the bolt (7) penetrates to the outside of the bottom end of the other fixing block (4), a clamping groove (14) is formed in the other fixing block (4), a groove is formed in the surface of the bolt (7), and a limiting block (13) is arranged in the groove, the surface of the limiting block (13) and the surface of the clamping groove (14) are in the same horizontal plane, limiting springs (12) are connected between the limiting blocks (13) and the grooves, and sliding grooves (15) are formed in the upper portions of the clamping grooves (14) corresponding to the inner walls of the fixing blocks (4).
2. The standard knot bolt fastening device of the tower crane according to claim 1, characterized in that: the bottom end of the bolt (7) is fixed with a connecting block (8), and a chamfer (9) is formed in the edge of the bottom end of the connecting block (8).
3. The standard knot bolt fastening device of the tower crane according to claim 1, characterized in that: the bottom of the fixed block (4) is sleeved with a second nut (11) corresponding to the bottom surface of the bolt (7), and the bottom of the second nut (11) is sleeved with a first nut (10) corresponding to the surface of the bolt (7).
4. The standard knot bolt fastening device of the tower crane according to claim 3, characterized in that: the inner walls of the second nut (11) and the first nut (10) are connected with the surface of the bolt (7) through threads, and the cross section of the second nut (11) is consistent with that of the first nut (10).
5. The standard knot bolt fastening device of the tower crane according to claim 4, characterized in that: the surface of the first nut (10) is attached to the inner wall of the second nut (11), and the first nut (10) is a metal component.
6. The standard knot bolt fastening device of the tower crane according to claim 1, characterized in that: the two ends and the middle part of the inner side of the fixed rod (1) are respectively fixed with a cross rod (2), and a connecting rod (3) is fixed between every two cross rods (2).
7. The standard knot bolt fastening device of the tower crane according to claim 6, characterized in that: the cross rod (2) is of a cylindrical structure, and the connecting rod (3) is a metal component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911000395.4A CN110723663A (en) | 2019-10-21 | 2019-10-21 | Standard knot bolt fastening device of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911000395.4A CN110723663A (en) | 2019-10-21 | 2019-10-21 | Standard knot bolt fastening device of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110723663A true CN110723663A (en) | 2020-01-24 |
Family
ID=69220504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911000395.4A Pending CN110723663A (en) | 2019-10-21 | 2019-10-21 | Standard knot bolt fastening device of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110723663A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112239166A (en) * | 2020-11-05 | 2021-01-19 | 常德市荣程机械有限公司 | Pre-buried bolt type foundation section of tower crane |
| CN112279119A (en) * | 2020-11-04 | 2021-01-29 | 常德市荣程机械有限公司 | Novel connecting sleeve for standard knot of tower crane |
| CN113184667A (en) * | 2021-05-26 | 2021-07-30 | 河南大诚机械制造有限公司 | Stopping structure for standard section of construction elevator |
| CN113602983A (en) * | 2021-08-11 | 2021-11-05 | 山西华尧重工有限公司 | A fixed structure of standard section of tower crane |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2903094A1 (en) * | 2006-06-28 | 2008-01-04 | Potain Soc Par Actions Simplif | DISMANTLING ASSEMBLY DEVICE FOR MAST ELEMENTS OF A TOWER CRANE |
| CN202418167U (en) * | 2011-12-27 | 2012-09-05 | 袁玉君 | Non-pretightening bolt-connected anti-falling sleeve |
| CN203006799U (en) * | 2013-01-04 | 2013-06-19 | 襄阳市伟丰机械有限公司 | Standard knot coupling sleeve stop device of tower crane |
| CN205841435U (en) * | 2016-07-05 | 2016-12-28 | 袁锋 | The hilllock stone special T-bolt of industry die bottom plate |
| CN208749786U (en) * | 2018-09-19 | 2019-04-16 | 罗刚 | A kind of 500KV strain tower of transmission line drainage check bolt |
| CN209262018U (en) * | 2018-12-24 | 2019-08-16 | 青岛瑞盛源金属制品有限公司 | A kind of anticreep fastener |
-
2019
- 2019-10-21 CN CN201911000395.4A patent/CN110723663A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2903094A1 (en) * | 2006-06-28 | 2008-01-04 | Potain Soc Par Actions Simplif | DISMANTLING ASSEMBLY DEVICE FOR MAST ELEMENTS OF A TOWER CRANE |
| CN202418167U (en) * | 2011-12-27 | 2012-09-05 | 袁玉君 | Non-pretightening bolt-connected anti-falling sleeve |
| CN203006799U (en) * | 2013-01-04 | 2013-06-19 | 襄阳市伟丰机械有限公司 | Standard knot coupling sleeve stop device of tower crane |
| CN205841435U (en) * | 2016-07-05 | 2016-12-28 | 袁锋 | The hilllock stone special T-bolt of industry die bottom plate |
| CN208749786U (en) * | 2018-09-19 | 2019-04-16 | 罗刚 | A kind of 500KV strain tower of transmission line drainage check bolt |
| CN209262018U (en) * | 2018-12-24 | 2019-08-16 | 青岛瑞盛源金属制品有限公司 | A kind of anticreep fastener |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112279119A (en) * | 2020-11-04 | 2021-01-29 | 常德市荣程机械有限公司 | Novel connecting sleeve for standard knot of tower crane |
| CN112279119B (en) * | 2020-11-04 | 2023-08-04 | 常德市荣程机械有限公司 | Tower crane standard joint connecting sleeve |
| CN112239166A (en) * | 2020-11-05 | 2021-01-19 | 常德市荣程机械有限公司 | Pre-buried bolt type foundation section of tower crane |
| CN113184667A (en) * | 2021-05-26 | 2021-07-30 | 河南大诚机械制造有限公司 | Stopping structure for standard section of construction elevator |
| CN113602983A (en) * | 2021-08-11 | 2021-11-05 | 山西华尧重工有限公司 | A fixed structure of standard section of tower crane |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200124 |
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