CN110142722B - Nut dismounting device for construction - Google Patents
Nut dismounting device for construction Download PDFInfo
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- CN110142722B CN110142722B CN201910448194.4A CN201910448194A CN110142722B CN 110142722 B CN110142722 B CN 110142722B CN 201910448194 A CN201910448194 A CN 201910448194A CN 110142722 B CN110142722 B CN 110142722B
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- block
- sleeve
- inflating
- nut
- rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
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Abstract
The invention discloses a nut dismounting device for building construction, which comprises a sleeve with a cylindrical structure, wherein a supporting rod penetrates through the top wall of the sleeve in a spline fit manner, a hand-operated rod is welded on the part of the supporting rod, which is positioned outside the sleeve, one end of the supporting rod, which is positioned in the sleeve, is rotatably connected with a connecting block through a bearing, a lifting groove with a downward opening is formed in the bottom surface of the connecting block, an extrusion block is connected in the lifting groove in a lifting and sliding manner, the bottom surface of the extrusion block is lower than the bottom surface of the connecting block, a traction rope connected with the extrusion block is fixed at the top of the lifting groove, a plurality of clamping blocks for clamping nuts are uniformly arranged at the bottom of the sleeve around the central shaft of the extrusion block, and a control device for controlling the clamping blocks to synchronously extend to. The sleeve is sleeved outside the nut, the bolt is placed in the inner cavity of the sleeve, the nut loosening and disassembling device can be matched with bolts with different lengths and can be used for loosening and disassembling nuts with different sizes, and the applicability is high.
Description
Technical Field
The invention relates to the technical field of nut dismounting equipment, in particular to a nut dismounting device for building construction.
Background
The bolt and the nut are parts which are screwed together for fastening, and the fastening and the removal of the connecting piece are achieved by screwing and unscrewing the nut. The nut is often required to be disassembled in the disassembling process of building construction, but the nut is different in size, so that the nut disassembling process is required to be frequently replaced by sleeves of different models, and time and labor are wasted.
Disclosure of Invention
The invention aims to provide a nut dismounting device for building construction, which can realize loose dismounting of nuts with different sizes and has strong applicability.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a nut dismounting device for construction, includes the sleeve of drum type structure, sleeve roof spline cooperation ground runs through and is equipped with the bracing piece, the part welding that the bracing piece is located the sleeve outside has the hand pole, the one end that the bracing piece is located the sleeve rotates through the bearing and is connected with the connecting block, the decurrent lift groove of opening has been seted up to the bottom surface of connecting block, the lift inslot liftable ground sliding connection has an extrusion piece, and the bottom surface of extrusion piece is less than the bottom surface of connecting block, and the lift groove top is fixing a tractive rope of connecting in the extrusion piece, telescopic bottom is provided with a plurality of tight pieces of clamp that are used for clamping nut around the center pin of extrusion piece uniformly, still be connected with the controlling means who is used for controlling each tight piece of clamp to extend in step with clamping nut, synchronous shrink in order.
On the basis of the technical scheme, the control device comprises a plurality of groups of transmission structures and linkage structures, the transmission structures are distributed around the central axis of the extrusion block and comprise a plurality of guide grooves which are formed in the connecting block and are uniformly distributed around the central line of the lifting groove, the inner end of each guide groove is communicated with the lifting groove, the other end of each guide groove extends to the outer side wall of the connecting block, a wedge block is horizontally and slidably arranged in each guide groove, the inner end of each wedge block is provided with an inclined surface which is distributed in a downward inclined mode and is used for being matched with the extrusion block, and when the extrusion block moves upwards, each wedge block can be driven to move outwards along the corresponding guide groove through the extrusion of the inclined surface of each wedge block; the outer end of each wedge-shaped block is hinged with a connecting rod, and the connecting rod is connected with the linkage structure for transmission.
On the basis of the technical scheme, the linkage structure comprises a sliding block, inflating rods and an inflator pump, wherein the inner wall of the bottom end of a sleeve is provided with vertically distributed sliding grooves corresponding to the sliding block, the sliding block is connected in the corresponding sliding grooves in a sliding manner, the top of each sliding groove is fixedly provided with a telescopic spring connected to the top surface of the corresponding sliding block, the top end of each sliding block is hinged to a connecting rod, the bottom end of each sliding block is fixedly connected with the vertically distributed inflating rods, the position, corresponding to the lower part of each inflating rod, of the inner wall of the bottom end of the sleeve is horizontally fixed with the inflator pump, the inflator pump comprises a fixed cylinder part connected with the inflating rods and a telescopic cylinder part with a telescopic function and communicated with the fixed cylinder part, a clamping block is fixed at the end part of the telescopic cylinder part, a fixing ring is fixed on the outer side; when inflating, the pole of inflating moves down and inflates through the gas cylinder and orders about flexible section of thick bamboo extension to drive and press from both sides tight piece and extend with the clamp nut, when not inflating, the pole of inflating restores to the throne under the effect of the restoring force of expanding spring, presss from both sides tight piece and restores to the throne under the effect of the restoring force of restoring spring.
On the basis of the technical scheme, a piston is movably arranged in a fixed cylinder part of the inflator pump, an inflating hole is formed in the fixed cylinder part, the bottom end of an inflating rod penetrates through the inflating hole to be arranged in the fixed cylinder part, the bottom end of the inflating rod is hinged with a driving rod which is obliquely distributed, and the other end of the driving rod is hinged with the piston; in the process that the driving rod is driven to be horizontally distributed from inclined distribution by the downward movement of the inflating rod, the driving rod drives the piston to move, and the inflating cylinder inflates to drive the telescopic cylinder to extend.
On the basis of the technical scheme, the number of the transmission structures and the linkage structures is six, and the number of the clamping blocks is six.
On the basis of the technical scheme, the part of the upper end of the supporting rod, which is positioned outside the sleeve, is fixed with an annular pressing disc, and the annular pressing disc is positioned below the hand-operated rod.
Compared with the prior art, the invention has the advantages that: (1) the sleeve is sleeved outside the nut, the bolt is placed in the inner cavity of the sleeve, the nut loosening and disassembling device can be matched with bolts with different lengths and can be used for loosening and disassembling nuts with different sizes, and the applicability is high; (2) the invention can realize the control of the work of the inflating rod by the connecting rod through two modes of lifting the extrusion block along the lifting groove or the integral lifting of the connecting block, further control the synchronous extension of each clamping block to clamp the nut and the synchronous contraction to separate the nut, and realize the loosening and the disassembly of the nut; (3) the nut dismounting device can automatically match the size of the nut for dismounting, and meanwhile, the dismounting operation is realized by rotating the hand-operated lever, so that the working force arm is increased, the dismounting is more labor-saving, and the operation of workers is also facilitated.
Drawings
FIG. 1 is a schematic structural view of the disassembling device of the present invention in cooperation with a bolt and a nut;
FIG. 2 is a schematic structural view of the inflator of the present invention;
fig. 3 is a schematic top view of the connection block and six wedge blocks of the present invention.
In the figure: 1-nut, 2-bolt, 3-sleeve, 4-support rod, 5-connecting block, 6-hand rod, 7-annular pressing disk, 8-lifting groove, 9-extrusion block, 10-pulling rope, 11-clamping block, 12-guide groove, 13-wedge block, 14-inclined surface, 15-connecting rod, 16-sliding block, 17-inflating rod, 18-inflator pump, 19-sliding groove, 20-expansion spring, 21-fixed cylinder part, 22-expansion cylinder part, 23-fixed ring, 24-reset spring, 25-piston and 26-driving rod.
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.
Referring to fig. 1 to 3, a nut dismounting device for building construction comprises a sleeve 3 with a cylindrical structure, wherein a supporting rod 4 penetrates through the top wall of the sleeve 3 in a spline fit manner, the supporting rod 4 can be lifted by utilizing the spline fit relationship, the sleeve 3 can rotate along with the rotation of the supporting rod 4, one end of the supporting rod 4, which is positioned in the sleeve 3, is rotatably connected with a connecting block 5 through a bearing, a hand-operated rod 6 is welded on the part of the supporting rod 4, which is positioned outside the sleeve 3, an annular pressing plate 7 is fixed on the part, which is positioned outside the sleeve, of the upper end of the supporting rod 4, and the annular pressing plate 7 is positioned below the hand-operated rod; the supporting rod 4 is conveniently pressed down by pressing the annular pressing disc 7 downwards, and the connecting block 5 moves downwards along with the pressing; the supporting rod 4 is driven to rotate by rotating the hand rocker 6, and the sleeve 3 can be driven to rotate by rotating the supporting rod 4.
The utility model discloses a clamping nut, including connecting block 5, lifting groove 8, extrusion piece 9, and pulling rope 10, the bottom surface of extrusion piece 9 is less than connecting block 5, and lifting groove 8 top is fixed and is being connected in extrusion piece 9 pulling rope 10, utilizes pulling rope 10 to pull extrusion piece 9 and makes extrusion piece 9 be located lifting groove 8 all the time, the bottom of sleeve 3 is provided with six tight pieces 11 that press from both sides that are used for clamping nut 1 around the center pin of extrusion piece 9 evenly, still be connected with on the lifting groove 8 and be used for controlling each tight piece 11 of clamp and extend in order to press from both sides tight nut, contract in order to break away from the controlling means of nut in step.
The control device comprises six groups of transmission structures and linkage structures which are distributed around a central shaft of the extrusion block 9, each transmission structure comprises a plurality of guide grooves 12 which are arranged on the connecting block 5 and are uniformly distributed around the central line of the lifting groove 8, the inner end of each guide groove 12 is communicated with the lifting groove 8, the other end of each guide groove extends to the outer side wall of the connecting block, a wedge-shaped block 13 is horizontally and slidably arranged in each guide groove 12, inclined surfaces 14 which are distributed in a downward inclination manner and are used for being matched with the extrusion block 9 are arranged at the inner end of each wedge-shaped block 13, and when the extrusion block 9 moves upwards, each wedge-shaped block 13 can be driven to move outwards along the corresponding guide groove 12 by being extruded with the inclined surface 14 of each wedge-; the outer end of each wedge-shaped block 13 is hinged with a connecting rod 15, and the connecting rod 15 is connected with a linkage structure for transmission.
The linkage structure comprises a slide block 16, an inflating rod 17 and an inflator 18, the inner wall of the bottom end of the sleeve 3 is provided with a slide groove 19 which is vertically distributed and corresponds to the slide block 16, the slide block 16 is connected in the corresponding slide groove 19 in a sliding way, the top of the slide groove 19 is fixedly provided with a telescopic spring 20 connected with the top surface of the slide block 16, the top end of the slide block 16 is hinged with a connecting rod 15, the bottom end of the slide block 16 is fixedly connected with the inflating rod 17 which is vertically distributed, the position of the inner wall of the bottom end of the sleeve 3, which corresponds to the lower part of, the inflator 18 comprises a fixed cylinder 21 connected with the inflating rod 17, an expansion cylinder 21 with expansion function and communicated with the fixed cylinder 21, a clamping block 11 fixed at the end of the expansion cylinder 22, a fixed ring 23 fixed on the outer side wall of the fixed cylinder 21, a return spring 24 sleeved outside the telescopic cylinder part 22 is fixed between the fixing ring 23 and the side wall of the clamping block 11; when the air pump is used for pumping air, the air pumping rod 17 moves downwards, the air pump 18 pumps air to drive the telescopic cylinder part 22 to extend to drive the clamping block 11 to extend so as to clamp the nut 1, when the air pump is not used for pumping air, the air pumping rod 17 and the sliding block 16 reset under the restoring force action of the telescopic spring 20, and the clamping block 11 resets under the restoring force action of the restoring spring 24.
A piston 25 is movably arranged in the fixed cylinder part 21 of the inflator 18, an inflating hole is formed in the fixed cylinder part 21, the bottom end of the inflating rod 17 penetrates through the inflating hole to be arranged in the fixed cylinder part, the bottom end is hinged with a driving rod 26 which is obliquely distributed, and the other end of the driving rod 26 is hinged with the piston 25; in the process that the driving rod 26 is driven to be horizontally distributed from the inclined distribution by the downward movement of the inflating rod 17, the driving rod 26 drives the piston 25 to move, so that the inflating cylinder 18 inflates to drive the telescopic cylinder part 22 to extend, and further the clamping block 11 is driven to move to clamp the nut 1.
When the invention works, the sleeve 3 is sleeved outside the nut 1, the bolt 2 is arranged in the inner cavity of the sleeve 3, the annular pressing disc is pressed, for a longer bolt, the top of the bolt can directly jack up the extrusion block 9 to drive the extrusion block 9 to rise along the lifting groove 8, the extrusion block 9 drives each wedge-shaped block 13 to move outwards along the corresponding guide groove 12 through extrusion with the inclined surface 14 of each wedge-shaped block 13, the outward sliding of the wedge-shaped blocks 13 can drive the sliding block 16 and the inflating rod 17 to move downwards along the sliding groove 19 through the connecting rod 15, the inflating rod 17 moves downwards and inflates through the inflating cylinder 18 to drive the telescopic cylinder part 22 to extend and drive the clamping block 11 to extend, the six groups of transmission structures and the linkage structures work under the action of rising driving of the extrusion blocks simultaneously to drive the six clamping blocks to synchronously extend to clamp the nut, then, the hand rocker 6 is rotated to drive the sleeve 3 to rotate, and the nut 1 can be loosened by utilizing the clamping block 11. For a short bolt, the bolt cannot contact with the extrusion block, namely the annular pressing disc 7 is pressed downwards to enable the connection block 5 to move downwards integrally, then the connecting rod 15 drives the sliding block 16 and the inflating rod 17 to move downwards along the sliding groove 19, the inflating rod 17 and the inflator 18 are matched to enable the clamping block 11 to extend to clamp the nut 1, then the hand 6 is rotated to drive the sleeve 3 to rotate, and the clamping block 11 can be used for loosening the nut 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a nut dismounting device for construction, includes the sleeve of drum type structure, its characterized in that, sleeve roof spline cooperation ground runs through and is equipped with the bracing piece, the part welding that the bracing piece is located the sleeve outside has the hand pole, the one end that the bracing piece is located the sleeve is rotated through the bearing and is connected with the connecting block, the decurrent lift groove of opening has been seted up to the bottom surface of connecting block, the lift inslot liftable ground sliding connection has an extrusion piece, and the bottom surface of extrusion piece is less than the bottom surface of connecting block, and the fixed tractive line of connecting in extrusion piece in lift groove top, the telescopic bottom is provided with a plurality of tight pieces of clamp that are used for pressing from both sides tight nut around the center pin of extrusion piece uniformly, still be connected with the controlling means that is used for controlling each tight piece of clamp to extend in step with clamp nut.
2. The nut dismounting device for building construction as claimed in claim 1, wherein the control device includes a plurality of sets of transmission structures and linkage structures distributed around a central axis of the extrusion block, the transmission structures include a plurality of guide grooves formed on the connecting block and uniformly distributed around a central line of the lifting groove, an inner end of each guide groove is communicated with the lifting groove, and the other end extends to an outer side wall of the connecting block, a wedge block is horizontally and slidably mounted in each guide groove, an inner end of each wedge block is provided with an inclined surface which is distributed in a downward inclined manner and is used for being matched with the extrusion block, and when the extrusion block moves upward, each wedge block can be driven to move outward along the corresponding guide groove by being pressed by the inclined surface of each wedge block; the outer end of each wedge-shaped block is hinged with a connecting rod, and the connecting rod is connected with the linkage structure for transmission.
3. The nut dismounting device for building construction according to claim 2, the linkage structure comprises a slide block, inflating rods and an inflator, wherein the inner wall of the bottom end of the sleeve is provided with vertically distributed sliding grooves corresponding to the slide block, the slide block is connected in the corresponding sliding grooves in a sliding manner, the top of each sliding groove is fixedly provided with a telescopic spring connected to the top surface of the slide block, the top end of each slide block is hinged with the connecting rod, the bottom end of each slide block is fixedly connected with the vertically distributed inflating rods, the inner wall of the bottom end of the sleeve is horizontally fixed with the inflator at a position corresponding to the lower part of each inflating, the inflator comprises a fixed cylinder part connected with the inflating rod, a telescopic cylinder part which has the telescopic function and is communicated with the fixed cylinder part, a clamping block is fixed at the end part of the telescopic cylinder part, a fixed ring is fixed on the outer side wall of the fixed cylinder part, a return spring sleeved outside the telescopic cylinder part is fixed between the fixing ring and the side wall of the clamping block; when inflating, the pole of inflating moves down and inflates through the gas cylinder and orders about flexible section of thick bamboo extension to drive and press from both sides tight piece and extend with the clamp nut, when not inflating, the pole of inflating restores to the throne under the effect of the restoring force of expanding spring, presss from both sides tight piece and restores to the throne under the effect of the restoring force of restoring spring.
4. The nut dismounting device for building construction according to claim 3, characterized in that a piston is movably mounted in a fixed cylinder part of the inflator, an inflating hole is formed in the fixed cylinder part, the bottom end of the inflating rod passes through the inflating hole and is arranged in the fixed cylinder part, the bottom end is hinged with a driving rod which is obliquely distributed, and the other end of the driving rod is hinged with the piston; in the process that the driving rod is driven to be horizontally distributed from inclined distribution by the downward movement of the inflating rod, the driving rod drives the piston to move, and the inflating cylinder inflates to drive the telescopic cylinder to extend.
5. The nut dismounting device for building construction according to claim 2, characterized in that the number of the transmission structures and the linkage structures is six, and the number of the clamping blocks is six.
6. The nut dismounting device for building construction according to claim 1, characterized in that the part of the upper end of the support rod outside the sleeve is fixed with an annular pressing plate which is positioned below the hand lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448194.4A CN110142722B (en) | 2019-05-27 | 2019-05-27 | Nut dismounting device for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448194.4A CN110142722B (en) | 2019-05-27 | 2019-05-27 | Nut dismounting device for construction |
Publications (2)
| Publication Number | Publication Date |
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| CN110142722A CN110142722A (en) | 2019-08-20 |
| CN110142722B true CN110142722B (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910448194.4A Active CN110142722B (en) | 2019-05-27 | 2019-05-27 | Nut dismounting device for construction |
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| CN111469094B (en) * | 2020-05-21 | 2021-02-19 | 浙江博弈科技股份有限公司 | Dismounting device of cylinder head cover |
| CN114074299B (en) * | 2020-08-13 | 2023-12-15 | 富鼎电子科技(嘉善)有限公司 | Positioning device and assembling device |
| CN112027169B (en) * | 2020-08-31 | 2021-05-18 | 浙江佰意智造服饰有限公司 | Clothing finished product packing apparatus |
| CN112846741B (en) * | 2021-01-15 | 2022-01-11 | 电子科技大学 | Self-positioning and self-adaptive nut screwing device |
| CN113524121B (en) * | 2021-09-02 | 2022-03-22 | 江苏百安科技有限公司 | Disassembling tool for engine piston connecting rod set |
| CN114668592B (en) * | 2022-03-31 | 2024-02-09 | 苏州江南航天机电工业有限公司 | Three-layer rotary drawable three-dimensional stretcher |
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| CN109014877A (en) * | 2018-08-20 | 2018-12-18 | 曾毅 | One kind discarded bolt and nut detachment device for building and application method |
| WO2019003618A1 (en) * | 2017-06-29 | 2019-01-03 | 豊田鉄工株式会社 | Blind nut removal tool and blind nut removal structure |
| CN208576010U (en) * | 2018-04-16 | 2019-03-05 | 浙江兆筑建材有限公司 | A kind of big nut provision for disengagement producing tubular pole pipe die |
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| EP1357253A2 (en) * | 1999-07-29 | 2003-10-29 | Weatherford/Lamb, Inc. | An apparatus and method for faciltating the connection of pipes |
| CN204308877U (en) * | 2014-11-17 | 2015-05-06 | 周杰民 | A kind of fastener for bolt |
| CN205572269U (en) * | 2016-03-11 | 2016-09-14 | 温岭市秀恩五金工具有限公司 | Sleeve five metals spanner instrument |
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| Publication number | Publication date |
|---|---|
| CN110142722A (en) | 2019-08-20 |
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Effective date of registration: 20200928 Address after: Room 101, unit 2, building 1, huijingmingyuan, No.38 Mingzhu Avenue, Mingguang City, Chuzhou City, Anhui Province Applicant after: Mingguang Zhongjian Municipal Engineering Co., Ltd Address before: 230000 Room 1812, Wangcheng Mansion, 121 Fuyang North Road, Luyang District, Hefei City, Anhui Province Applicant before: Anhui Libo Decoration Engineering Co.,Ltd. |
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