CN114412909A - Detachable bolt connecting piece for rod piece - Google Patents
Detachable bolt connecting piece for rod piece Download PDFInfo
- Publication number
- CN114412909A CN114412909A CN202210340404.XA CN202210340404A CN114412909A CN 114412909 A CN114412909 A CN 114412909A CN 202210340404 A CN202210340404 A CN 202210340404A CN 114412909 A CN114412909 A CN 114412909A
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- Prior art keywords
- thread sleeve
- groove
- sleeve
- internal thread
- lever
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- 238000009434 installation Methods 0.000 claims abstract description 20
- 244000309464 bull Species 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
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- 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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/04—Locking of screws, bolts or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, a wedge, cotter-pin, screw
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- 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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a detachable bolt connecting piece for a rod piece, which comprises a stud, wherein a bolt head is arranged at the top of the stud, an installation groove is formed in the bolt head, an internal thread sleeve is arranged in the installation groove in a sliding mode, clamping grooves are formed in two sides of the inner part of the internal thread sleeve, an external thread sleeve is sleeved in the internal thread sleeve, and a limiting assembly is sleeved in the external thread sleeve. The four hinged plates are hinged to the outer side of the external thread sleeve, so that the arc-shaped racks on the hinged plates are meshed with and clamped with the annular racks, the annular racks are fixed by the arc-shaped racks, and meanwhile, the limit is performed by the two groups of stop lever low nuts, so that the fixing effect of the nuts is improved, the nuts can be effectively prevented from rotating relative to the studs when the rods are fixed, the rods can be fixed for a long time, the tightness among the rods can be kept, the bolts cannot loosen under the action of external force, and the rods are prevented from loosening.
Description
Technical Field
The invention relates to the technical field of bolt connecting pieces, in particular to a detachable bolt connecting piece for a rod piece.
Background
The bolt is often adopted in steel structure construction engineering to realize the connection between the components, wherein, traditional bolt main part comprises head and threaded screw rod two parts, and it passes the through-hole that the component was preset and establishes the nut on the screw rod through the screw rod during the application, then will be located the bolt head of component one side fixed, will be located the nut of component opposite side again and screw up. In this way, the components are firmly connected under the clamping and positioning action of the nut and the bolt head. The connecting mode of adopting above-mentioned bolt and supporting nut belongs to the connection of dismantling, has easy operation, the advantage that the fastening is good, consequently, it becomes one of the most favoured connecting mode in the steel construction engineering.
The current bolted connection has certain deficiencies:
when the existing rod pieces are connected through bolts, the bolts and the nuts are connected through threads, but in actual work, the bolts and the nuts can rotate under the action of external force, so that the bolts and the nuts slide mutually, the rod pieces are connected and loosened, and the separation of the rod pieces is seriously caused to cause safety accidents;
meanwhile, when the bolt and the nut are connected, the nut is rotated to drive the bolt to rotate, two hands are required to operate, limit is lacked between the rod pieces, the rod pieces are deviated, the connection of the rod pieces is not precise enough, and the production requirements are not met;
meanwhile, when the nut is lost, the nut which is matched with the bolt and has the same diameter and the same number of turns of the thread needs to be searched for supplement, and the matching degree is low, so that the searching is delayed during the installation, and the installation work efficiency is delayed.
Disclosure of Invention
The present invention is directed to a removable bolted connection for rods that solves the problems associated with the prior art discussed above.
In order to achieve the purpose, the invention provides the following technical scheme: a detachable bolt connecting piece for a rod piece comprises a stud, wherein a bolt head is arranged at the top of the stud, a mounting groove is arranged inside the bolt head, an internal thread sleeve is arranged inside the mounting groove in a sliding mode, clamping grooves are formed in two sides inside the internal thread sleeve, an external thread sleeve is sleeved inside the internal thread sleeve, a limiting component is sleeved inside the external thread sleeve, a hollow groove is formed in the stud, through grooves are formed in two sides inside the hollow groove, a nut is sleeved outside the stud, an annular rack is arranged at the edge of the bottom of the nut, four groups of hinged plates are uniformly hinged to the bottom outside the external thread sleeve, an arc-shaped rack is arranged in the middle of the top of each hinged plate, a containing groove is formed in the bottom of each hinged plate, a sliding groove is formed in one side inside each hinged plate, the anti-skidding double-screw bolt is characterized in that supporting convex rods are arranged at two ends inside the sliding groove, a blocking rod is arranged inside the sliding groove in a sliding mode, sliding rails are arranged at two ends of the blocking rod, a magnet is arranged on one side of the blocking rod, through holes are formed in the tops of two sides of the double-screw bolt, and anti-skidding assemblies are arranged at the tops of two sides inside the hollow groove.
Preferably, the anti-skidding assembly comprises a supporting rod, anti-skidding teeth, a hinged rod, a first spring, a sleeve and a sliding rod, wherein the supporting rod is located at the top of the inner side of the empty groove, the sliding rod is sleeved on the outer side of the supporting rod, the hinged rod is hinged to the bottom of the sliding rod, the sleeve is arranged on one side of the sliding rod, the anti-skidding teeth are sleeved on the inner portion of the sleeve, and the first spring is arranged on one side of the inner portion of the sleeve.
Preferably, spacing subassembly includes bull stick, backup pad, telescopic tube, commentaries on classics board, second spring, installation spout, connecting plate and fixture block, the bull stick is located the inside of external screw thread sheathed tube, the bottom of bull stick is provided with the connecting plate, the top of connecting plate is provided with four group's backup pads, the top of bull stick is provided with the installation spout, the inside cover of installation spout is equipped with telescopic tube, telescopic tube's top is provided with the commentaries on classics board, the both sides of commentaries on classics board are provided with the fixture block, the inside top of telescopic tube is provided with the second spring.
Preferably, the top of the rotating plate is provided with a rectangular groove, and the top of the internal thread sleeve is provided with a straight groove.
Preferably, one end of the supporting convex rod extends to the inside of the sliding rail, and the blocking rod is located inside the accommodating groove.
Preferably, the annular rack is located right above the arc-shaped rack, and the annular rack is meshed with the arc-shaped rack.
Preferably, the bottom of the second spring is fixedly connected with the bottom inside the mounting chute.
Preferably, the cross sections of the installation sliding groove and the telescopic sleeve are rectangular, and the telescopic sleeve and the installation sliding groove slide mutually.
Preferably, one side of the sleeve extends to the inside of the through hole, and one side of the anti-slip tooth is conical.
Preferably, an annular limiting groove is formed in the middle position of the inner side of the mounting groove, the internal thread sleeve is T-shaped, and the internal thread sleeve is matched with the annular limiting groove in a sliding mode.
Compared with the prior art, the invention provides a detachable bolt connecting piece for a rod piece, which has the following beneficial effects:
1. the four hinged plates are hinged to the outer side of the external thread sleeve, so that the arc-shaped racks on the hinged plates are meshed with and clamped with the annular racks, the annular racks are fixed by the arc-shaped racks, and meanwhile, the limit is performed by the two groups of stop lever low nuts, so that the fixing effect of the nuts is improved, the nuts can be effectively prevented from rotating relative to the studs when the rods are fixed, the rods can be fixed for a long time, the tightness among the rods can be kept, the bolts cannot loosen under the action of external force, and the rods are prevented from loosening.
2. According to the invention, the stud is inserted into the mounting hole of the rod piece, the nut is rotated to the outer side of the stud, the rotation of the stud is driven when the nut is rotated, the internal thread sleeve can be rotated to drive the external thread sleeve to move upwards, the slide rod slides on the support rod under the action of the hinge rod, a plurality of groups of anti-slip teeth can extend out of the through hole and extrude with the inner wall of the mounting hole of the rod piece, so that the stud and the rod piece cannot rotate, the nut can be rotated by one hand at the moment, the rod piece can be held by the other hand, the deviation between the rod pieces is prevented, and the accuracy of the position of the rod piece is improved.
3. According to the invention, any nut can be sleeved on the outer side of the stud through the support of the four groups of hinged plates, the four groups of hinged plates are driven to move upwards by rotating the external thread sleeve, any nut and the rod piece can be extruded, so that any nut can be fixed, when the rod piece is thin, the distance between the hinged plates and the bolt head is larger, at the moment, the nut serves as a gasket, meanwhile, any nut can be limited through the stop rod, even if the nut is not needed, the four groups of hinged plates are directly extruded with the rod piece, so that the bolt head and the four groups of hinged plates are extruded, and the anti-skid teeth extrude the inner wall of the mounting hole of the rod piece, so that the rod piece can be fixedly connected.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a bottom cross-sectional view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a front cross-sectional view of a hinge plate of the present invention;
FIG. 5 is a perspective view of a hinged panel of the present invention;
FIG. 6 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 7 is a front cross-sectional view of a stop assembly of the present invention;
FIG. 8 is an enlarged view of FIG. 1 at B of the present invention;
fig. 9 is a top view of the web of the present invention.
In the figure: 1. a stud; 2. an anti-skid component; 201. a support bar; 202. anti-slip teeth; 203. a hinged lever; 204. a first spring; 205. a sleeve; 206. a slide bar; 3. a limiting component; 301. a rotating rod; 302. a support plate; 303. a telescopic sleeve; 304. rotating the plate; 305. a second spring; 306. installing a chute; 307. a connecting plate; 308. a clamping block; 4. a through groove; 5. an empty groove; 6. a hinge plate; 7. a nut; 8. an externally threaded sleeve; 9. a bolt head; 10. installing a groove; 11. an internally threaded sleeve; 12. a through hole; 13. an annular rack; 14. an arc-shaped rack; 15. a gear lever; 16. a magnet; 17. a slide rail; 18. a chute; 19. a support nose bar; 20. a receiving groove; 21. a clamping groove.
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.
Referring to fig. 1-9, the present invention provides the following technical solutions: a detachable bolt connecting piece for a rod piece comprises a stud 1, a bolt head 9 is arranged at the top of the stud 1, a mounting groove 10 is arranged inside the bolt head 9, an internal thread sleeve 11 is arranged inside the mounting groove 10 in a sliding mode, clamping grooves 21 are arranged on two sides inside the internal thread sleeve 11, an external thread sleeve 8 is sleeved inside the internal thread sleeve 11, a limiting component 3 is sleeved inside the external thread sleeve 8, a hollow groove 5 is arranged inside the stud 1, through grooves 4 are arranged on two sides inside the hollow groove 5, a nut 7 is sleeved outside the stud 1, a ring-shaped rack 13 is arranged at the edge of the bottom of the nut 7, four groups of hinged plates 6 are uniformly hinged at the bottom of the outer side of the external thread sleeve 8, an arc-shaped rack 14 is arranged at the middle position of the top of the hinged plates 6, a containing groove 20 is arranged at the bottom of the hinged plates 6, and a sliding groove 18 is arranged on one side inside the hinged plates 6, supporting convex rods 19 are arranged at two ends inside the sliding groove 18, a blocking rod 15 is arranged inside the sliding groove 18 in a sliding mode, sliding rails 17 are arranged at two ends of the blocking rod 15, a magnet 16 is arranged on one side of the blocking rod 15, the blocking rod 15 can be conveniently stored and fixed, through holes 12 are formed in the tops of two sides of the stud 1, and anti-skidding components 2 are arranged on the tops of two sides inside the empty groove 5.
As a preferable embodiment of the present embodiment: the anti-skidding assembly 2 comprises a supporting rod 201, anti-skidding teeth 202, an articulated rod 203, a first spring 204, a sleeve 205 and a sliding rod 206, the supporting rod 201 is located at the top of the inner side of the empty groove 5, the sliding rod 206 is sleeved on the outer side of the supporting rod 201, the articulated rod 203 is hinged to the bottom of the sliding rod 206, the sleeve 205 is arranged on one side of the sliding rod 206, the anti-skidding teeth 202 are sleeved on the inner portion of the sleeve 205, the first spring 204 is arranged on one side of the inner portion of the sleeve 205, the stud 1 can be fixed, and rotation during installation of the stud 1 is prevented.
As a preferable embodiment of the present embodiment: spacing subassembly 3 includes bull stick 301, backup pad 302, telescopic tube 303, commentaries on classics board 304, second spring 305, installation spout 306, connecting plate 307 and fixture block 308, bull stick 301 is located the inside of external screw thread sleeve 8, the bottom of bull stick 301 is provided with connecting plate 307, the top of connecting plate 307 is provided with four groups of backup pads 302, the top of bull stick 301 is provided with installation spout 306, the inside cover of installation spout 306 is equipped with telescopic tube 303, telescopic tube 303's top is provided with commentaries on classics board 304, the both sides of commentaries on classics board 304 are provided with fixture block 308, the inside top of telescopic tube 303 is provided with second spring 305, can support articulated slab 6 fixedly.
As a preferable embodiment of the present embodiment: the top of the rotating plate 304 is provided with a rectangular groove, and the top of the internal thread sleeve 11 is provided with a straight groove, so that the internal thread sleeve 11 can rotate conveniently.
As a preferable embodiment of the present embodiment: one end of the supporting protruding rod 19 extends to the inside of the sliding rail 17, and the stopper rod 15 is located inside the receiving groove 20 to prevent the stopper rod 15 from falling.
As a preferable embodiment of the present embodiment: the annular rack 13 is positioned right above the arc-shaped rack 14, and the annular rack 13 is meshed with the arc-shaped rack 14 and fixed on the annular rack 13.
As a preferable embodiment of the present embodiment: the bottom of the second spring 305 is fixedly connected with the bottom inside the mounting chute 306, so as to prevent the telescopic tube 303 from being separated from the inside of the mounting chute 306.
As a preferable embodiment of the present embodiment: the cross sections of the installation sliding groove 306 and the telescopic tube 303 are rectangular, and the telescopic tube 303 and the installation sliding groove 306 slide with each other, so that the telescopic tube 303 drives the rotating rod 301 to rotate.
As a preferable embodiment of the present embodiment: one side of sleeve 205 extends to the inside of through hole 12, and one side of anti-slip tooth 202 is tapered to increase the friction between anti-slip tooth 202 and the inner wall of the rod mounting hole.
As a preferable embodiment of the present embodiment: the inboard intermediate position department of mounting groove 10 is provided with annular spacing groove, and internal thread sleeve pipe 11 is the T type, and internal thread sleeve pipe 11 prevents that internal thread sleeve pipe 11 from dropping with the adaptation of annular spacing groove slip.
The working principle is as follows: firstly, inserting a stud 1 into a mounting hole, then rotating a nut 7 to the outer side of the stud 1, wherein the nut 7 can push four groups of hinged plates 6 upwards to the inside of a through groove 4, when the nut 7 passes through the hinged plates 6, the hinged plates 6 are restored to a horizontal state, then rotating an internal thread sleeve 11 to drive an external thread sleeve 8 to move upwards, the external thread sleeve 8 pushes a hinged rod 203 to move upwards, so that an anti-slip tooth 202 is pushed to extend out of the inside of a through hole 12, the inner wall of the mounting hole is extruded, the stud 1 and the mounting hole are preliminarily fixed, the stud 1 and a rod piece are prevented from rotating, and at the moment, the nut 7 can be rotated to fix the rod piece;
then the internal thread sleeve 11 is rotated to enable the external thread sleeve 8 to drive the four groups of hinged plates 6 to slide upwards in the through groove 4 under the action of the thread, at the moment, the hinged plates 6 drive the arc-shaped racks 14 to approach the annular racks 13, finally, the annular racks 13 are meshed, the nuts 7 are pushed upwards, meanwhile, the sliding rods 206 are pushed by the hinged rods 203 to slide on the supporting rods 201, the anti-skidding teeth 202 are extruded and fixed towards the inner wall through the elastic force generated by extruding the first springs 204, the screw columns 1 are fixed, then the stop lever 15 is taken down from the inside of the accommodating groove 20, the stop lever 15 rotates out to be vertical around the supporting convex lever 19 and then slides upwards, the magnet 16 can be adsorbed with the nuts 7, the vertical non-falling condition of the stop lever 15 is kept, and meanwhile, the nuts 7 are further limited.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A detachable bolted connection spare for member, including double-screw bolt (1), its characterized in that: the bolt is characterized in that a bolt head (9) is arranged at the top of the stud (1), a mounting groove (10) is arranged inside the bolt head (9), an internal thread sleeve (11) is arranged inside the mounting groove (10) in a sliding manner, clamping grooves (21) are arranged on two sides inside the internal thread sleeve (11), an external thread sleeve (8) is sleeved inside the internal thread sleeve (11), a limiting component (3) is sleeved inside the external thread sleeve (8), a hollow groove (5) is arranged inside the stud (1), through grooves (4) are arranged on two sides inside the hollow groove (5), a nut (7) is sleeved outside the stud (1), an annular rack (13) is arranged at the edge of the bottom of the nut (7), four groups of hinged plates (6) are uniformly hinged to the bottom of the outside of the external thread sleeve (8), and an arc rack (14) is arranged at the middle position of the top of the hinged plates (6), the bottom of articulated slab (6) is provided with accomodates groove (20), the inside one side of articulated slab (6) is provided with spout (18), the inside both ends of spout (18) are provided with support nose bar (19), the inside slip of spout (18) is provided with shelves pole (15), the both ends of shelves pole (15) are provided with slide rail (17), one side of shelves pole (15) is provided with magnet (16), the top of double-screw bolt (1) both sides is provided with through-hole (12), the top of the inside both sides of dead slot (5) is provided with anti-skidding subassembly (2).
2. The removable bolted connection for a lever of claim 1, characterized in that: anti-skidding subassembly (2) are including bracing piece (201), antiskid tooth (202), hinge bar (203), first spring (204), sleeve (205) and slide bar (206), bracing piece (201) are located the inboard top of dead slot (5), bracing piece (201) outside cover is equipped with slide bar (206), the bottom of slide bar (206) articulates there is hinge bar (203), one side of slide bar (206) is provided with sleeve (205), the inside cover of sleeve (205) is equipped with antiskid tooth (202), one side of sleeve (205) inside is provided with first spring (204).
3. The removable bolted connection for a lever of claim 1, characterized in that: spacing subassembly (3) are including bull stick (301), backup pad (302), telescopic tube (303), commentaries on classics board (304), second spring (305), installation spout (306), connecting plate (307) and fixture block (308), bull stick (301) are located the inside of external screw thread sleeve (8), the bottom of bull stick (301) is provided with connecting plate (307), the top of connecting plate (307) is provided with four groups of backup pads (302), the top of bull stick (301) is provided with installation spout (306), the inside cover of installation spout (306) is equipped with telescopic tube (303), the top of telescopic tube (303) is provided with commentaries on classics board (304), the both sides of commentaries on classics board (304) are provided with fixture block (308), the inside top of telescopic tube (303) is provided with second spring (305).
4. The removable bolted connection for a lever of claim 3, characterized in that: the top of the rotating plate (304) is provided with a rectangular groove, and the top of the internal thread sleeve (11) is provided with a straight groove.
5. The removable bolted connection for a lever of claim 1, characterized in that: one end of the supporting convex rod (19) extends to the inside of the sliding rail (17), and the blocking rod (15) is positioned inside the accommodating groove (20).
6. The removable bolted connection for a lever of claim 1, characterized in that: the annular rack (13) is positioned right above the arc-shaped rack (14), and the annular rack (13) is meshed with the arc-shaped rack (14).
7. The removable bolted connection for a lever of claim 3, characterized in that: the bottom of the second spring (305) is fixedly connected with the bottom inside the mounting chute (306).
8. The removable bolted connection for a lever of claim 3, characterized in that: the cross sections of the installation sliding groove (306) and the telescopic sleeve (303) are rectangular, and the telescopic sleeve (303) and the installation sliding groove (306) slide mutually.
9. The removable bolted connection for a lever of claim 2, characterized in that: one side of the sleeve (205) extends to the inside of the through hole (12), and one side of the anti-slip tooth (202) is conical.
10. The removable bolted connection for a lever of claim 1, characterized in that: the middle position department of mounting groove (10) inboard is provided with annular spacing groove, internal thread sleeve pipe (11) are the T type, internal thread sleeve pipe (11) and annular spacing groove sliding fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210340404.XA CN114412909B (en) | 2022-04-02 | 2022-04-02 | Detachable bolt connecting piece for rod piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210340404.XA CN114412909B (en) | 2022-04-02 | 2022-04-02 | Detachable bolt connecting piece for rod piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114412909A true CN114412909A (en) | 2022-04-29 |
| CN114412909B CN114412909B (en) | 2022-06-14 |
Family
ID=81263204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210340404.XA Active CN114412909B (en) | 2022-04-02 | 2022-04-02 | Detachable bolt connecting piece for rod piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114412909B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116181774A (en) * | 2023-04-24 | 2023-05-30 | 深圳市格耐特科技有限公司 | Detachable bolt type connecting piece for hollow tubular mold |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285133A (en) * | 2019-07-08 | 2019-09-27 | 温州思林工业设计有限公司 | The adjustable locking fastening assembly of one kind and its assembling and application method |
| CN110410412A (en) * | 2019-07-05 | 2019-11-05 | 国家电网有限公司 | A kind of electric power tower anti-drop bolt nut and its working method |
| CN111623025A (en) * | 2020-06-10 | 2020-09-04 | 芜湖金宇紧固件有限公司 | Combined retaining screw |
| CN112664792A (en) * | 2020-12-23 | 2021-04-16 | 河南易中元电力科技有限公司 | Adjusting device is used in installation of highway electromechanical device |
| CN213744432U (en) * | 2020-10-09 | 2021-07-20 | 江苏百德特种合金有限公司 | Screw-in type fastener |
| CN215257277U (en) * | 2021-07-27 | 2021-12-21 | 江苏华杰不锈钢制品有限公司 | Novel fastener convenient to disassemble and assemble for high-speed rail |
| CN215720121U (en) * | 2021-08-02 | 2022-02-01 | 浙江天力机车部件有限公司 | Engine fastener using laser welding |
-
2022
- 2022-04-02 CN CN202210340404.XA patent/CN114412909B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410412A (en) * | 2019-07-05 | 2019-11-05 | 国家电网有限公司 | A kind of electric power tower anti-drop bolt nut and its working method |
| CN110285133A (en) * | 2019-07-08 | 2019-09-27 | 温州思林工业设计有限公司 | The adjustable locking fastening assembly of one kind and its assembling and application method |
| CN111623025A (en) * | 2020-06-10 | 2020-09-04 | 芜湖金宇紧固件有限公司 | Combined retaining screw |
| CN213744432U (en) * | 2020-10-09 | 2021-07-20 | 江苏百德特种合金有限公司 | Screw-in type fastener |
| CN112664792A (en) * | 2020-12-23 | 2021-04-16 | 河南易中元电力科技有限公司 | Adjusting device is used in installation of highway electromechanical device |
| CN215257277U (en) * | 2021-07-27 | 2021-12-21 | 江苏华杰不锈钢制品有限公司 | Novel fastener convenient to disassemble and assemble for high-speed rail |
| CN215720121U (en) * | 2021-08-02 | 2022-02-01 | 浙江天力机车部件有限公司 | Engine fastener using laser welding |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116181774A (en) * | 2023-04-24 | 2023-05-30 | 深圳市格耐特科技有限公司 | Detachable bolt type connecting piece for hollow tubular mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114412909B (en) | 2022-06-14 |
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Effective date of registration: 20231220 Address after: No. 75 Binxi Road, Binhai New Area, Economic Development Zone, Fenghua District, Ningbo City, Zhejiang Province, 315500 Patentee after: Ningbo Fenghua Xingwei Machinery Manufacturing Co.,Ltd. Address before: 510635 room 15E, No. 267, Wushan Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: Guangzhou Pufeng Technology Co.,Ltd. |
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