CN115126942A - Connector hoop for connecting coal ash outlet transverse pipe with ash receiving hose of tank car - Google Patents
Connector hoop for connecting coal ash outlet transverse pipe with ash receiving hose of tank car Download PDFInfo
- Publication number
- CN115126942A CN115126942A CN202210741982.4A CN202210741982A CN115126942A CN 115126942 A CN115126942 A CN 115126942A CN 202210741982 A CN202210741982 A CN 202210741982A CN 115126942 A CN115126942 A CN 115126942A
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- pressing plate
- hand
- type steel
- chain type
- tank car
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends
- F16L21/065—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends tightened by tangentially-arranged threaded pins
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention relates to a connector hoop for connecting a horizontal pipe of a fly ash outlet with a dust collecting hose of a tank car, which relates to the technical field of mechanical accessories and comprises a hand-screwed bidirectional screw rod, a nut, a movable pressing plate and a chain type steel belt, wherein a through hollow groove is formed in the middle of the hand-screwed bidirectional screw rod, and an inner screw thread and an outer screw thread with opposite threads are formed in the inner groove wall and the outer rod part of the hand-screwed bidirectional screw rod; the chain type steel belt is welded at the bottom of the nut through one end, and the other end is buckled with a retaining ring welded at the bottom of the nut; the rod part of the movable pressing plate is inserted into the hollow groove and meshed with the inner screw thread of the hand-twisted bidirectional screw rod, the nut is sleeved outside the hand-twisted bidirectional screw rod and meshed with the outer screw thread, and the pressing plate end of the movable pressing plate is crescent and extends into the annular hoop structure to form a pipe hoop structure under the combined action of the annular hoop structure and the chain type steel belt. The invention has reliable connection effect on the joint part of the horizontal pipe of the fly ash outlet and the ash receiving hose of the tank car, so that the joint part is not easy to leak ash, and the application effect is good.
Description
Technical Field
The invention belongs to the technical field of mechanical parts, and particularly relates to a connector hoop for connecting a horizontal pipe of a fly ash outlet with a dust collecting hose of a tank car.
Background
The fly ash is tiny ash particles discharged in the combustion process of fuel (mainly coal), according to the coal consumption condition of China, about 250-300kg of fly ash is generated by burning 1t of coal, if a large amount of fly ash is not controlled or treated, air pollution can be caused, the fly ash enters a water body and can be silted up in a river channel, wherein certain chemical substances can cause harm to organisms and human bodies, the conventional fly ash collection treatment is that a fly ash outlet traverses and is connected with an ash receiving hose of a tank car, the fly ash is connected into the tank car and then is transported to the centralized treatment and recycling by the tank car;
in the prior art, the coal ash outlet transverse pipe is a steel pipe, the ash receiving pipe of the tank car is a rubber hard pipe, and the rubber pipe is nested on the steel pipe, but the coal ash outlet transverse pipe and the ash receiving hose of the tank car are not beneficial to use because the coal ash outlet transverse pipe and the ash receiving hose of the tank car have different hardnesses and the ash leakage problem is usually caused by the poor quality of a pipe hoop in the ash conveying process with certain pressure.
Disclosure of Invention
The invention aims to solve the problems and provide a connector hoop for connecting a horizontal pulverized fuel ash outlet pipe and a dust collecting hose of a tank truck.
The invention achieves the above purpose through the following technical scheme:
a connector hoop for connecting a horizontal pipe of a fly ash outlet with a dust collecting hose of a tank car comprises a hand-screwed bidirectional screw rod, a nut, a movable pressing plate and a chain type steel belt, wherein a through hollow groove is formed in the middle of the hand-screwed bidirectional screw rod, and an inner screw thread and an outer screw thread with opposite threads are formed in the inner groove wall and the outer rod part;
the chain type steel belt is welded at the bottom of the nut through one end, and the other end of the chain type steel belt is buckled with a retaining ring welded at the bottom of the nut to form a closed annular hoop-shaped structure;
the rod part of the movable pressing plate is inserted into the hollow groove and meshed with the inner screw thread of the hand-twisted bidirectional screw rod, the nut is sleeved outside the hand-twisted bidirectional screw rod and meshed with the outer screw thread, and the pressing plate end of the movable pressing plate is crescent and extends into the annular hoop structure to form a pipe hoop structure under the combined action of the annular hoop structure and the chain type steel belt.
As a further optimization scheme of the invention, the movable pressing plate comprises an inserting rod, a pressing plate piece, a plurality of support plates and a rotating connecting piece, wherein the outside of the inserting rod is provided with an engaging thread part matched with an inner screw thread, the pressing plate piece and the plurality of support plates symmetrically distributed at two ends of the pressing plate piece form a crescent arc structure, and the lower ends of the pressing plate piece and the support plates and the lower ends of the adjacent support plates are rotatably connected through the rotating connecting piece.
As a further optimization scheme of the invention, the outer rod part of the hand-screwed bidirectional screw rod is arranged in a T-shaped structure.
As a further optimized scheme of the invention, one end of the chain type steel belt is provided with a barb for buckling with the retaining ring.
As a further optimization scheme of the invention, the middle section of the inner side of the chain type steel belt is provided with the lining belt, a clearance cavity is reserved between the lining belt and the inner side wall of the chain type steel belt, the lining belt is communicated with the clearance cavity along the transverse two ends, and the clearance cavity is also internally provided with a strengthening abutting component.
As a further optimization scheme of the invention, a plurality of through openings are formed in the lining belt, and a rotating shaft is arranged in each through opening.
As a further optimized scheme of the invention, the reinforced abutting assembly comprises a connecting seat, a movable plate, abutting pieces and a linkage piece, the connecting seat is arranged at the connecting position of the chain type steel belt and the barb, the movable plate is connected to the outer part of the connecting seat in a shaft mode, the abutting pieces are a plurality of rotating shafts correspondingly sleeved in each through hole, the linkage piece is arranged in the gap cavity and movably connected with each abutting piece, and one end of the linkage piece extends out of one side of the gap cavity and then is movably connected with one end of the movable plate.
As a further optimization scheme of the invention, the linkage part comprises a linkage rod, a plurality of universal balls are uniformly distributed on the linkage rod, a sleeve part for sleeving the rotating shaft is arranged in the middle of each abutting part, a convex plate is arranged on one side of the sleeve part facing the gap cavity, bowl-shaped grooves are formed in one ends of the convex plate and the movable plate facing the gap cavity, and the universal balls are correspondingly and movably embedded in the bowl-shaped grooves.
The invention has the beneficial effects that:
1. according to the invention, the hand-twisted bidirectional screw rod is arranged, the inner and outer screw thread structures of the hand-twisted bidirectional screw rod are respectively matched with the rod part of the movable pressing plate and the nut, when the hand-twisted bidirectional screw rod is twisted, the position of the nut rises along the outside of the hand-twisted bidirectional screw rod, the movable pressing plate moves down along the hollow groove in the hand-twisted bidirectional screw rod, so that the chain type steel belt is pulled by the nut and then moves upwards and is continuously fastened, and the crescent pressing plate end of the movable pressing plate is pressed down to enable the pipe hoop structure formed by the joint action of the movable pressing plate and the chain type steel belt to be continuously tightened and then tightly pressed and attached to the joint parts of two pipes, so that the operation is simple, the connection structure is reliable, dust leakage is not easy, and the application effect is good;
2. according to the invention, the reinforced abutting component is arranged, the crescent-shaped pressing plate end of the movable pressing plate moves downwards along the hollow groove of the hand-screwed bidirectional screw rod, the crescent-shaped pressing plate end of the movable pressing plate is contacted with the movable plate and then applies force to the movable plate to enable the movable plate to rotate with the connecting seat, after the linkage part is pulled by one end of the movable plate to generate synchronous position movement, the plurality of abutting parts connected with the linkage part synchronously rotate out from the through opening and then further abut against the joint parts of the two pipes, the abutting effect of the chain type steel belt on the joint parts is further enhanced, and the use structure firmness of the joint hoop is further improved.
Drawings
FIG. 1 is a top view of the overall structure provided by the present invention;
FIG. 2 is a schematic structural view of a movable platen according to the present invention;
FIG. 3 is a schematic structural development of the chain-type steel belt provided by the present invention;
FIG. 4 is a schematic structural view of a reinforced abutment assembly provided by the present invention;
FIG. 5 is a perspective view of the structure of the abutment member provided by the present invention;
in the figure: 1. screwing a bidirectional screw rod by hand; 2. a nut; 3. a movable pressing plate; 31. inserting a rod; 32. engaging the threaded portion; 33. a platen member; 34. a support plate; 35. rotating the connecting piece; 4. a retaining ring; 5. a chain type steel belt; 6. an inner liner tape; 7. a reinforced abutment assembly; 71. a connecting seat; 72. a movable plate; 73. a bowl-shaped groove; 74. a universal ball; 75. an abutting member; 76. a sleeve member; 77. a linkage rod; 78. a convex plate; 8. a barb; 9. a through opening; 10. and rotating the shaft.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
As shown in fig. 1, the connector hoop for connecting the horizontal pipe of the fly ash outlet with the ash receiving hose of the tank car provided by the embodiment comprises a hand-screwed bidirectional screw rod 1, a nut 2, a movable pressing plate 3 and a chain type steel belt 5, wherein a through hollow groove is formed in the middle of the hand-screwed bidirectional screw rod 1, and an inner screw thread and an outer screw thread with opposite threads are formed in the inner groove wall and the outer rod part;
one end of the chain type steel belt 5 is welded at the bottom of the nut 2, and the other end of the chain type steel belt is buckled with a retaining ring 4 welded at the bottom of the nut 2 to form a closed annular hoop-shaped structure;
the pole portion of activity clamp plate 3 inserts in the cavity grooving and meshes mutually with the interior screw thread that two-way lead screw 1 was twisted to the hand, 2 covers of nut are located the outside that two-way lead screw 1 was twisted to the hand and are meshed mutually with outer screw thread, the clamp plate end of activity clamp plate 3 is crescent form and forms the pipe hoop structure with 5 combined action of chain formula steel band in stretching into annular hoop column structure.
And a barb 8 for buckling with the snap ring 4 is arranged at one end part of the chain type steel belt 5, and is better buckled with the snap ring 4.
As shown in fig. 2, the movable pressing plate 3 includes an insertion rod 31, a pressing plate member 33, a plurality of support plates 34 and a rotating connection member 35, the insertion rod 31 is provided with an engaging thread portion 32 with an internal thread matching with the insertion rod, the insertion rod 31 can move relative to the hand-screwed bidirectional screw rod 1, the pressing plate member 33 and the plurality of support plates 34 symmetrically distributed at two ends of the pressing plate member 33 form a crescent arc structure, the lower ends of the pressing plate member 33 and the support plates 34 and the lower ends of the adjacent support plates 34 are rotatably connected by the rotating connection member 35, and the lower ends of the pressing plate member 33 and the support plates 34 and the lower ends of the adjacent support plates 34 can be rotatably matched to better adapt to the shape of the joint when contacting the joint portion so as to perform adaptive structural deformation.
Specifically, the chain type steel belt 5 is wound around the joint parts of two pipes, one end of the chain type steel belt 5 is buckled with a buckle ring 4 at the bottom of a nut 2 to form a closed annular hoop-shaped structure, then, an outer rod part of a hand-twisted bidirectional screw rod 1 is arranged in a T-shaped structure, two wings at the upper side of the hand-twisted bidirectional screw rod 1 are twisted, because an inner groove wall and an outer rod part of the hand-twisted bidirectional screw rod are provided with an inner screw thread and an outer screw thread with opposite threads, the nut 2 is meshed with the outer screw thread, a rod part of a movable pressing plate 3 is inserted into a hollow groove and is meshed with the inner screw thread of the hand-twisted bidirectional screw rod 1, at the moment, the position of the nut 2 rises along the outside of the hand-twisted bidirectional screw rod 1, the movable pressing plate 3 moves downwards along the hollow groove of the hand-twisted bidirectional screw rod 1, so that the chain type steel belt 5 is pulled by the nut 2 and then moves upwards and is fastened continuously, and simultaneously, the crescent pressing ends of the movable pressing and tightly attaching to the joint parts of the two pipes after the pipe hoop structure formed by the chain type steel belt 5 is tightened continuously, the operation is simple, the connection structure is reliable, dust leakage is not easy to occur, and the application effect is good.
As shown in fig. 3-5, a lining strip 6 is disposed in the middle section of the inner side of the chain steel strip 5, a gap cavity is left between the lining strip 6 and the inner side wall of the chain steel strip 5, the lining strip 6 is disposed to be communicated with the gap cavity along the two transverse ends, a reinforcing and abutting component 7 is further disposed in the gap cavity, and the lining strip 6 is made of a flexible and bendable material.
The lining belt 6 is provided with a plurality of through openings 9, each through opening 9 is internally provided with a rotating shaft 10, the reinforcing abutting assembly 7 comprises a connecting seat 71, a movable plate 72, an abutting piece 75 and a linkage piece, the connecting seat 71 is arranged at the joint of the chain type steel belt 5 and the barb 8, the movable plate 72 is axially connected with the outer part of the connecting seat 71, the abutting pieces 75 are correspondingly sleeved on the rotating shafts 10 in the through openings 9, the linkage piece is arranged in the gap cavity and movably connected with each abutting piece 75, one end of the linkage piece extends out of one side of the gap cavity and is movably connected with one end of the movable plate 72, the linkage piece comprises a linkage rod 77, a plurality of universal balls 74 are uniformly distributed on the linkage rod 77, the middle part of each abutting piece 75 is provided with a sleeve piece 76 for the sleeve connection of the rotating shaft 10, and one side of the sleeve piece 76 facing the gap cavity is provided with a convex plate 78, the end of the convex plate 78 and the end of the movable plate 72 facing the clearance cavity are both provided with a bowl-shaped groove 73, and the universal ball 74 is correspondingly and movably embedded in the bowl-shaped groove 73.
Specifically, the two wings on the upper side of the bidirectional screw rod 1 are screwed manually, the position of the nut 2 rises along the outer part of the bidirectional screw rod 1 screwed manually, so that the chain type steel belt 5 is pulled by the nut 2 to move upwards and is fastened continuously, in addition, the crescent-shaped pressing plate end of the movable pressing plate 3 moves downwards along the hollow groove in the bidirectional screw rod 1 screwed manually, the crescent-shaped pressing plate end of the movable pressing plate 3 contacts the movable plate 72 and applies force to the movable plate 72 to enable the movable plate to rotate with the connecting seat 71, universal balls 74 are movably embedded in the bowl-shaped groove 73 at one end of the movable plate 72, the linkage rod 77 is pulled by the universal balls 74 to move along the rotating direction of the movable plate 72 when the movable plate 72 rotates, each through hole 9 of the inner lining belt 6 is sleeved with the sleeve part 76 in the middle of the abutting part 75 through the rotating shaft 10, one side of the sleeve part 76 facing the gap cavity is provided with a convex plate 78, a plurality of universal balls 74 on the linkage rod 77 are respectively and movably embedded in the bowl-shaped groove 73 on the convex plate 78, universal ball 74 can rotate in bowl form groove 73, and then when gangbar 77 position removed, produce the swing through the outside flange 78 of every sleeve part 76 of universal ball 74 pulling, and then make sleeve part 76 and butt piece 75 that flange 78 connects produce the syntropy and rotate the back along axis of rotation 10, a plurality of butt pieces 75 are synchronous to realizing further butt to the joint position of two pipes after turning out from running through 9, further strengthened the butt effect of 5 butt joint positions of chain formula steel band, make the use structure fastness of joint hoop further improve.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (8)
1. The utility model provides a coal ash export is violently managed and is connect grey hose connection with tank car and use connector hoop which characterized in that: the device comprises a hand-twisted bidirectional screw rod (1), a nut (2), a movable pressing plate (3) and a chain type steel belt (5), wherein a through hollow groove is formed in the middle of the hand-twisted bidirectional screw rod (1), and an inner screw thread and an outer screw thread which are opposite in thread are formed in the inner groove wall and the outer rod part;
the chain type steel belt (5) is welded at the bottom of the nut (2) through one end, and the other end is buckled with a retaining ring (4) welded at the bottom of the nut (2) to form a closed annular hoop-shaped structure;
the pole portion of activity clamp plate (3) inserts in the cavity grooving and meshes mutually with the interior screw thread that two-way lead screw (1) was twisted to the hand, nut (2) cover is located the outside that two-way lead screw (1) was twisted to the hand and meshes mutually with outer screw thread, the clamp plate end of activity clamp plate (3) is crescent form and forms the ferrule structure with chain formula steel band (5) combined action in stretching into annular ferrule column structure.
2. The joint hoop for connecting the fly ash outlet transverse pipe with the ash receiving hose of the tank car according to claim 1, characterized in that: the movable pressing plate (3) comprises an inserted bar (31), a pressing plate piece (33), a plurality of supporting plates (34) and a rotating connecting piece (35), wherein the inserted bar (31) is externally provided with an inner screw thread matched meshing thread part (32), the pressing plate piece (33) and the supporting plates (34) which are symmetrically distributed at two ends of the pressing plate piece (33) form a crescent arc structure, and the lower end of the pressing plate piece (33) is rotatably connected with the lower end of each supporting plate (34) and the lower end of each adjacent supporting plate (34) through the rotating connecting piece (35).
3. The joint hoop for connecting the fly ash outlet transverse pipe with the ash receiving hose of the tank car according to claim 1, characterized in that: the outer rod part of the hand-twisted bidirectional screw rod (1) is arranged in a T-shaped structure.
4. The joint hoop for connecting the fly ash outlet transverse pipe with the ash receiving hose of the tank car according to claim 1, characterized in that: and a barb (8) for buckling with the snap ring (4) is arranged at the end part of one end of the chain type steel belt (5).
5. The joint hoop for connecting the fly ash outlet transverse pipe with the ash receiving hose of the tank car according to claim 4, wherein: the chain type steel belt (5) is characterized in that an inner lining belt (6) is arranged in the middle section of the inner side of the chain type steel belt (5), a clearance cavity is reserved between the inner lining belt (6) and the inner side wall of the chain type steel belt (5), the inner lining belt (6) is communicated with the clearance cavity along the two transverse ends, and a reinforcing butt joint component (7) is further arranged in the clearance cavity.
6. The joint hoop for connecting the fly ash outlet transverse pipe with the ash receiving hose of the tank car according to claim 5, wherein: the lining belt (6) is provided with a plurality of through openings (9), and a rotating shaft (10) is arranged in each through opening (9).
7. The joint hoop for connecting the fly ash outlet transverse pipe with the ash receiving hose of the tank car according to claim 6, wherein: the reinforcing abutting assembly (7) comprises a connecting seat (71), a movable plate (72), abutting pieces (75) and a linkage piece, the connecting seat (71) is arranged at the joint of the chain type steel belt (5) and the barb (8), the movable plate (72) is connected to the outside of the connecting seat (71) in a shaft mode, the abutting pieces (75) are arranged on the rotating shafts (10) in each penetrating port (9) in a corresponding mode in a plurality of modes, the linkage piece is arranged in the gap cavity and movably connected with each abutting piece (75), and one end of the linkage piece is movably connected with one end of the movable plate (72) after extending out of one side of the gap cavity.
8. The connector hoop for connecting the horizontal pulverized fuel ash outlet pipe with the ash receiving hose of the tank truck as claimed in claim 7, characterized in that: the linkage piece includes gangbar (77), the equipartition has a plurality of universal balls (74) on gangbar (77), every butt piece (75) middle part all is equipped with sleeve part (76) that supply axis of rotation (10) to cup joint, and sleeve part (76) are equipped with flange (78) towards one side in the clearance chamber, flange (78) and fly leaf (72) all are equipped with bowl form groove (73) towards the one end in clearance chamber, universal ball (74) correspond the activity and inlay and locate in bowl form groove (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210741982.4A CN115126942B (en) | 2022-06-28 | 2022-06-28 | Connector hoop for connecting fly ash outlet horizontal pipe with ash receiving hose of tank truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210741982.4A CN115126942B (en) | 2022-06-28 | 2022-06-28 | Connector hoop for connecting fly ash outlet horizontal pipe with ash receiving hose of tank truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115126942A true CN115126942A (en) | 2022-09-30 |
| CN115126942B CN115126942B (en) | 2023-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210741982.4A Active CN115126942B (en) | 2022-06-28 | 2022-06-28 | Connector hoop for connecting fly ash outlet horizontal pipe with ash receiving hose of tank truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115126942B (en) |
Citations (14)
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|---|---|---|---|---|
| GB160658A (en) * | 1920-03-12 | 1921-03-31 | Charles Ievers Lopdell | Improvements relating to band clips or clamping devices |
| GB908676A (en) * | 1959-10-27 | 1962-10-24 | Svenska Flaektfabriken Ab | Device for joining ducts |
| GB915307A (en) * | 1958-03-17 | 1963-01-09 | Karl Klug | Improvements relating to hose clamps |
| RU26628U1 (en) * | 2002-08-05 | 2002-12-10 | Ломаев Максим Аркадьевич | REPLACEMENT DEVICE FOR REPEATED USE (OPTIONS) |
| CN202007940U (en) * | 2010-12-20 | 2011-10-12 | 比亚迪股份有限公司 | Hose hoop |
| CN205664033U (en) * | 2016-06-12 | 2016-10-26 | 中国神华能源股份有限公司 | Clamp device |
| CN106439373A (en) * | 2016-11-02 | 2017-02-22 | 国网山东省电力公司青岛市黄岛区供电公司 | Application method of tool for repair plate fastening in pipe repair |
| CN207945384U (en) * | 2018-01-23 | 2018-10-09 | 余姚市恒威卡箍有限公司 | A kind of scroll drive type clip |
| CN208153898U (en) * | 2018-01-23 | 2018-11-27 | 余姚市恒威卡箍有限公司 | A kind of worm-drive clip with inner lining steel band |
| CN209130340U (en) * | 2018-10-08 | 2019-07-19 | 天津市鹤鼎工贸有限公司 | Pawl clip |
| CN211389513U (en) * | 2019-12-16 | 2020-09-01 | 乐陵山水水泥有限公司 | Safety device for feeding of fly ash raw material tank |
| CN213745404U (en) * | 2020-09-17 | 2021-07-20 | 余姚市恒威卡箍有限公司 | T-shaped clamp with spring |
| CN214197761U (en) * | 2020-12-23 | 2021-09-14 | 吴慧兵 | Leaking stoppage die for water supply and drainage pipes |
| CN215674078U (en) * | 2021-08-31 | 2022-01-28 | 河南沃克曼建设工程有限公司 | Chain type pipeline fastening device |
-
2022
- 2022-06-28 CN CN202210741982.4A patent/CN115126942B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB160658A (en) * | 1920-03-12 | 1921-03-31 | Charles Ievers Lopdell | Improvements relating to band clips or clamping devices |
| GB915307A (en) * | 1958-03-17 | 1963-01-09 | Karl Klug | Improvements relating to hose clamps |
| GB908676A (en) * | 1959-10-27 | 1962-10-24 | Svenska Flaektfabriken Ab | Device for joining ducts |
| RU26628U1 (en) * | 2002-08-05 | 2002-12-10 | Ломаев Максим Аркадьевич | REPLACEMENT DEVICE FOR REPEATED USE (OPTIONS) |
| CN202007940U (en) * | 2010-12-20 | 2011-10-12 | 比亚迪股份有限公司 | Hose hoop |
| CN205664033U (en) * | 2016-06-12 | 2016-10-26 | 中国神华能源股份有限公司 | Clamp device |
| CN106439373A (en) * | 2016-11-02 | 2017-02-22 | 国网山东省电力公司青岛市黄岛区供电公司 | Application method of tool for repair plate fastening in pipe repair |
| CN207945384U (en) * | 2018-01-23 | 2018-10-09 | 余姚市恒威卡箍有限公司 | A kind of scroll drive type clip |
| CN208153898U (en) * | 2018-01-23 | 2018-11-27 | 余姚市恒威卡箍有限公司 | A kind of worm-drive clip with inner lining steel band |
| CN209130340U (en) * | 2018-10-08 | 2019-07-19 | 天津市鹤鼎工贸有限公司 | Pawl clip |
| CN211389513U (en) * | 2019-12-16 | 2020-09-01 | 乐陵山水水泥有限公司 | Safety device for feeding of fly ash raw material tank |
| CN213745404U (en) * | 2020-09-17 | 2021-07-20 | 余姚市恒威卡箍有限公司 | T-shaped clamp with spring |
| CN214197761U (en) * | 2020-12-23 | 2021-09-14 | 吴慧兵 | Leaking stoppage die for water supply and drainage pipes |
| CN215674078U (en) * | 2021-08-31 | 2022-01-28 | 河南沃克曼建设工程有限公司 | Chain type pipeline fastening device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115126942B (en) | 2023-09-15 |
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