CN111993346B - Rack locking device for ocean engineering - Google Patents
Rack locking device for ocean engineering Download PDFInfo
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- CN111993346B CN111993346B CN202010850638.XA CN202010850638A CN111993346B CN 111993346 B CN111993346 B CN 111993346B CN 202010850638 A CN202010850638 A CN 202010850638A CN 111993346 B CN111993346 B CN 111993346B
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- shell
- rack
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- block
- contraband
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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
-
- 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
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a rack locking device for ocean engineering, which comprises a shell, a rotating block, a block shaft, elastic sheets, Contraband edges, a pressure rack, a main rack and a vertical shaft, wherein the rotating block is positioned in the shell, the block shaft penetrates through the shell and enters the rotating block, the rotating block and the block shaft are connected through a block pin, the elastic sheets are fixed on the side wall of the shell through sheet screws, the opening parts of the elastic sheets are clamped outside shaft clamping sheets of the block shaft, Contraband edges are fixed on two sides of the shell through Contraband screws, the main rack is inserted in the lower side of the shell, the upper side of the main rack in the shell is provided with the pressure rack, a wear-resistant sheet is arranged in a pressure strip groove on the upper side of the pressure rack, two groups of vertical shafts fixed through shaft pins are inserted in the pressure rack, a gasket and a spring are sleeved on the part of the upper end of the vertical shaft, which protrudes out of the shell, and the gasket is positioned at two ends of the spring. This rack locking device for ocean engineering has good rack locking effect, is fit for generally using widely.
Description
Technical Field
The invention belongs to the technical field of ocean engineering, and particularly relates to a rack locking device for ocean engineering.
Background
Ocean engineering is an emerging comprehensive technology science formed by applying ocean basic science and related technical subjects and developing and utilizing the ocean, and also refers to developing and utilizing various buildings or other engineering facilities and technical measures of the ocean. The contents of ocean development and utilization mainly comprise: ocean resource development; ocean space utilization; ocean energy utilization; coastal protection, etc.
The existing devices for marine engineering use often use a rack as a basic component, and the locking of the locking device of the rack in the existing devices is usually locked by pressing, and the locking mode has the risk of loosening the rack when the locking pressure is reduced.
Disclosure of Invention
The invention aims to provide a rack locking device for ocean engineering to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a rack locking device for ocean engineering comprises a shell, a rotating block, a block shaft, a spring plate, edges Contraband, a pressing rack, a main rack and a vertical shaft, the rotating block is positioned in the shell, the block shaft penetrates through the shell to enter the rotating block, the rotating block and the block shaft are connected through a block pin, the elastic sheet is fixed on the side wall of the shell through a sheet screw, the opening part of the elastic sheet is clamped outside the shaft clamping sheet of the block shaft, the edges Contraband are fixed on both sides of the shell through Contraband screws, the main rack is inserted in the lower inner part of the shell, a pressing rack is arranged on the upper side of the main rack in the shell, a wear-resistant sheet is arranged in a pressing strip groove on the upper side of the pressing rack, two groups of vertical shafts fixed through shaft pins are inserted in the pressure rack, gaskets and springs are sleeved on the parts, protruding out of the shell, of the upper ends of the vertical shafts, the gaskets are located at the two ends of the springs, and spring screws are screwed at the upper ends of the vertical shafts;
the rotary block is provided with a block shaft hole and a block threaded hole which radially penetrates through the block shaft hole, the middle part of the block shaft is provided with a block shaft pin hole, one end of the block shaft pin hole is provided with a hexagonal part, the other end of the block shaft is provided with a shaft clamping piece, the outer side of the shaft clamping piece is provided with four groups of piece positioning grooves which are distributed in an annular array manner, and the middle part of the shaft clamping piece is provided with a piece hexagonal groove;
the elastic sheet is made of bent spring steel, two groups of sheet pressing parts are arranged at the upper end of the elastic sheet, two groups of sheet mounting parts are arranged at the lower end of the elastic sheet, the outline of the side Contraband is of a v-21274; a strip-shaped structure, four groups of Contraband holes distributed in a rectangular array are respectively formed at two ends of the side Contraband, and Contraband openings are formed in the lower side of the middle of the side Contraband;
the piece installation department cover of shell fragment lower extreme is established on the shell screwed pipe, the part at shell fragment middle part is located between two sets of shell axles, two sets of piece compressing parts card of shell fragment upper end are gone into inside the piece constant head tank, the piece round pin is located piece axle pinhole and piece screw hole inside and with piece screw hole threaded connection, the pivot is located inside rack pinhole and vertical scroll pinhole and with rack pinhole threaded connection, the piece screw is twisted into inside the shell screwed pipe, the piece installation department is pushed down to the screw head part of piece screw, limit Contraband passes Contraband strip holes through Contraband screws and twists shell screw hole inside and fix with the shell, the pressure strip inslot of pressure rack top is fixed with wear-resisting piece, two sets of shell arris of shell are located inside the rack recess, the spring screw twists the spring screw threaded hole inside in the vertical scroll.
Preferably, the profile of the shell is a horizontally arranged rectangular tubular structure, two groups of shell upper holes for the vertical shaft to pass through are formed in the horizontal part at the upper end of the shell, shell middle holes for accommodating the block shafts are formed in the middle of the upper side of the side wall of the shell, shell threaded holes are formed in the lower side of the side wall of the shell, shell threaded pipes and two groups of shell shafts are welded on the outer side of the side wall of the shell, and two groups of shell edges are arranged on the lower side of the inner space of the shell.
Preferably, the center of the upper surface of the pressure rack is provided with a pressure rack groove, the pressure racks on two sides of the pressure rack groove are provided with rack shaft holes, and two ends of the pressure rack are provided with rack pin holes radially penetrating through the rack shaft holes.
Preferably, the toothed parts of the pressure rack and the main rack are mutually matched, the main rack is provided with two rack grooves corresponding to the positions of the shell edges, the upper end of the vertical shaft is provided with a spring threaded hole, and the lower end of the vertical shaft is provided with a vertical shaft pin hole radially penetrating through the vertical shaft.
The invention has the technical effects and advantages that: according to the rack locking device for ocean engineering, a wrench pulls a block shaft to rotate, the block shaft drives a rotating block to rotate, when the rotating block rotates to a vertical state, a pressing rack is pressed to a main rack to complete the fixing of the main rack, the rotating block in the vertical state has good forward stress capacity, and the design has a good fixing effect when the fixing of the main rack is completed; the position of the shaft clamping sheet retaining block is clamped through the elastic sheet, so that the position of the rotating block is determined, the design is in the position of the determining block shaft, and the structural reliability is improved; hexagonal portion accessible spanner blocks, and slice hexagonal groove can insert hexagonal spanner, and accessible open-ended spanner and hexagonal stick spanner accomplish the locking.
Drawings
FIG. 1 is a schematic view of the upper side structure of the present invention;
FIG. 2 is a schematic view of the underside of the present invention;
FIG. 3 is a schematic diagram of the structure of the present invention in a separated state;
FIG. 4 is a schematic view of the housing structure of the present invention;
FIG. 5 is a schematic view of a cross-section of a rotating block according to the present invention
FIG. 6 is a block axis structure of the present invention;
FIG. 7 is a schematic diagram of a spring plate structure according to the present invention;
FIG. 8 is a schematic view of the structure of the edge Contraband of the present invention;
FIG. 9 is a schematic cross-sectional view of the rack bar of the present invention;
FIG. 10 is a schematic view of the main rack configuration of the present invention;
FIG. 11 is a schematic view of a block pin configuration of the present invention;
FIG. 12 is a schematic view of a pin construction of the present invention;
fig. 13 is a schematic view of the vertical shaft structure of the present invention.
In the figure: 1 outer shell, 101 shell upper hole, 102 shell middle hole, 103 shell threaded hole, 104 shell edge, 105 shell threaded pipe, 106 shell shaft, 2 turning block, 201 threaded hole, 202 shaft hole, 3 shaft, 301 shaft pin hole, 302 hexagonal part, 303 shaft clamping piece, 304 positioning groove, 305 hexagonal groove, 4 elastic piece, 401 piece mounting part, 402 piece pressing part, 5 side Contraband piece, 501 Contraband hole, 502 Contraband piece opening, 6 pressing rack, 601 pressing rack groove, 602 rack shaft hole, 603 rack pin hole, 7 main rack, 701 rack groove, 8 screw, 9 pin, 10 shaft pin, 11 wear-resistant piece, 12 Contraband screw, 13 vertical shaft 1301, spring threaded hole, 1302 vertical shaft pin hole, 14 gasket, 15 spring and 16 spring screw.
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.
The invention provides a rack locking device for ocean engineering, which comprises a shell 1, a rotating block 2, a block shaft 3, an elastic sheet 4, side Contraband strips 5, a pressure rack 6, a main rack 7 and a vertical shaft 13, wherein the rotating block 2 is positioned in the shell 1, the block shaft 3 penetrates through the shell 1 to enter the rotating block 2, the rotating block 2 and the block shaft 3 are connected through a block pin 9, the elastic sheet 4 is fixed on the side wall of the shell 1 through a sheet screw 8, the opening part of the elastic sheet 4 is clamped outside a shaft clamping sheet 303 of the block shaft 3, the side Contraband strips 5 are fixed on two sides of the shell 1 through Contraband strips 12, the main rack 7 is inserted in the lower side of the shell 1, the upper side of the main rack 7 in the shell 1 is provided with the pressure rack 6, a wear-resistant sheet 11 is arranged in a pressure strip groove 601 on the upper side of the pressure rack 6, two groups of vertical shafts 13 fixed through shaft pins 10 are inserted in the pressure rack 6, the part of the upper end of the vertical shaft 13 protruding out of the shell 1 is sleeved with a gasket 14 and a spring 15, the gasket 14 is positioned at two ends of the spring 15, and the upper end of the vertical shaft 13 is screwed with a spring screw 16.
Specifically, the profile of the shell 1 is a horizontally arranged rectangular tubular structure, two sets of shell upper holes 101 for the vertical shaft 13 to pass through are formed in the horizontal part at the upper end of the shell 1, a shell middle hole 102 for accommodating the block shaft 3 is formed in the middle of the upper side of the side wall of the shell 1, a shell threaded hole 103 is formed in the lower side of the side wall of the shell 1, a shell threaded pipe 105 and two sets of shell shafts 106 are welded on the outer side of the side wall of the shell 1, two sets of shell ribs 104 are formed in the lower side of the inner space of the shell 1, the shell 1 is made of a section bar, and the surface of the shell is hardened.
Specifically, the turning block 2 is provided with a block shaft hole 202 and a block threaded hole 201 radially penetrating through the block shaft hole 202, the middle of the block shaft 3 is provided with a block shaft pin hole 301, one end of the block shaft pin hole 301 is provided with a hexagonal part 302, the other end of the block shaft 3 is provided with a shaft clamping piece 303, the outer side of the shaft clamping piece 303 is provided with four groups of piece positioning grooves 304 distributed in an annular array, the middle of the shaft clamping piece 303 is provided with a piece hexagonal groove 305, the turning block 2 is made of stainless steel, and the wear-resistant piece 11 is made of Teflon or other wear-resistant materials with lower friction coefficients.
Specifically, the elastic sheet 4 is made of spring steel through bending, two sets of sheet pressing portions 402 are arranged at the upper end of the elastic sheet 4, two sets of sheet mounting portions 401 are arranged at the lower end of the elastic sheet 4, the outline of the side Contraband strips 5 is in a v-21274h-shaped strip-shaped structure, four sets of Contraband holes 501 distributed in a rectangular array are formed in each of two ends of the side Contraband strips 5, Contraband openings 502 are formed in the lower side of the middle of the side Contraband strips 5, and the elastic sheet 4 is used for clamping the shaft clamping sheet 303.
Specifically, a bar pressing groove 601 is formed in the center of the upper surface of the bar pressing bar 6, a bar pressing shaft hole 602 is formed in the bar pressing bar 6 on both sides of the bar pressing groove 601, and rack pin holes 603 radially penetrating through the bar pressing shaft hole 602 are formed in both ends of the bar pressing bar 6.
Specifically, the tooth-shaped parts of the pressure rack 6 and the main rack 7 are matched with each other, the main rack 7 is provided with two rack grooves 701 corresponding to the positions of the shell ridges 104, the upper end of the vertical shaft 13 is provided with a spring threaded hole 1301, the lower end of the vertical shaft 13 is provided with a vertical shaft pin hole 1302 radially penetrating through the vertical shaft 13, and the contact parts of the pressure rack 6 and the main rack 7 are in a mutually meshed structure.
Specifically, the sheet mounting portion 401 at the lower end of the spring sheet 4 is sleeved on the shell threaded pipe 105, the middle portion of the spring sheet 4 is located between two sets of shell shafts 106, two sets of sheet pressing portions 402 at the upper end of the spring sheet 4 are clamped inside the sheet positioning groove 304, the block pin 9 is located inside the block shaft pin hole 301 and the block threaded hole 201 and is in threaded connection with the block threaded hole 201, the shaft pin 10 is located inside the rack pin hole 603 and the vertical shaft pin hole 1302 and is in threaded connection with the rack pin hole 603, the sheet screw 8 is screwed into the shell threaded pipe 105, the screw head portion of the sheet screw 8 presses the sheet mounting portion 401, the side Contraband bars 5 are screwed into the shell threaded hole 103 through the Contraband bar holes 501 through the Contraband bar screws 12 and are fixed with the shell 1, the wear-resistant sheet 11 is fixed in the pressing bar groove 601 above the pressing bar 6, the two sets of shell ribs 104 of the shell 1 are located inside the rack groove 701, the spring screw 16 is screwed into the spring threaded hole 1301 in the vertical shaft 13, the connection of each part is completed in a screw and thread matching mode, and the disassembly and the maintenance in the daily use process are facilitated.
Concretely, this rack locking device for ocean engineering, block hexagonal portion 302 or interior hexagonal spanner and insert the inside turning block axle 3 in piece hexagonal groove 305 through the open-ended spanner when using, will drive turning block 2 and rotate in the lump when 3 rotates, will press to the wear pad 11 that presses the rack 6 top when turning block 2 rotates and compress tightly rack 6 and main rack 7 with its intermeshing locking, piece 3 rotates the effect that piece constant head tank 304 cooperation shell fragment 4 of axle card 303 excircle had played the assistance-localization real-time, thereby accomplish the location of turning block 2, the inside fixed position of turning block 2 of being connected with piece axle 3 of piece constant head tank 304 of impressing through piece portion 402 that compresses tightly.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides a rack locking device for ocean engineering, includes shell (1), turning block (2), piece axle (3), shell fragment (4), limit Contraband strip (5), pressure rack (6), main rack (7) and vertical scroll (13), its characterized in that: the rotating block (2) is positioned in the shell (1), the block shaft (3) penetrates through the shell (1) to enter the rotating block (2), the rotating block (2) and the block shaft (3) are connected through a block pin (9), the elastic sheet (4) is fixed on the side wall of the shell (1) through a sheet screw (8), the opening part of the elastic sheet (4) is clamped outside a shaft clamping sheet (303) of the block shaft (3), the sides Contraband (5) are fixed on two sides of the shell (1) through Contraband screws (12), the main rack (7) is inserted in the lower side of the shell (1), a pressing rack (6) is arranged on the upper side of the main rack (7) in the shell (1), a wear-resistant sheet (11) is arranged in a pressing groove (601) on the upper side of the pressing rack (6), and two groups of vertical shafts (13) fixed through shaft pins (10) are inserted in the pressing rack (6), a gasket (14) and a spring (15) are sleeved on the part of the upper end of the vertical shaft (13) protruding out of the shell (1), the gasket (14) is positioned at two ends of the spring (15), and a spring screw (16) is screwed at the upper end of the vertical shaft (13);
the turning block (2) is provided with a block shaft hole (202) and a block threaded hole (201) which radially penetrates through the block shaft hole (202), the middle of the block shaft (3) is provided with a block shaft pin hole (301), one end of the block shaft pin hole (301) is provided with a hexagonal part (302), the other end of the block shaft (3) is provided with a shaft clamping piece (303), the outer side of the shaft clamping piece (303) is provided with four groups of sheet positioning grooves (304) which are distributed in an annular array, and the middle of the shaft clamping piece (303) is provided with a sheet hexagonal groove (305);
the elastic sheet (4) is made of spring steel through bending, two sets of sheet pressing parts (402) are arranged at the upper end of the elastic sheet (4), two sets of sheet mounting parts (401) are arranged at the lower end of the elastic sheet (4), the outline of the edge Contraband strips (5) is 21274; a shape strip structure is formed, four sets of Contraband holes (501) distributed in a rectangular array are formed in each of two ends of the edge Contraband strips (5), and Contraband openings (502) are formed in the lower side of the middle of the edge Contraband strips (5);
the wear-resistant plate is characterized in that a plate mounting part (401) at the lower end of the elastic plate (4) is sleeved on a shell threaded pipe (105), the middle part of the elastic plate (4) is positioned between two groups of shell shafts (106), two groups of plate pressing parts (402) at the upper end of the elastic plate (4) are clamped into a plate positioning groove (304), a block pin (9) is positioned in a block shaft pin hole (301) and a block threaded hole (201) and is in threaded connection with the block threaded hole (201), a shaft pin (10) is positioned in a rack pin hole (603) and a vertical shaft pin hole (1302) and is in threaded connection with the rack pin hole (603), a plate screw (8) is screwed into the shell threaded pipe (105), the screw head part of the plate screw (8) presses the plate mounting part (401), a side Contraband strip (5) passes through a Contraband strip screw (12) and is screwed into a Contraband strip hole (501) and is fixed into a shell threaded hole (103) and is fixed with the shell (1), and a wear-resistant plate (11) is fixed in a strip pressing groove (601) above a pressing rack (6), two sets of shell ridges (104) of the shell (1) are positioned inside the rack grooves (701), and the spring screws (16) are screwed into spring threaded holes (1301) in the vertical shaft (13).
2. The rack locking device for ocean engineering according to claim 1, wherein: the profile of shell (1) is the rectangle tubular structure of level setting, it has two sets of shell upper holes (101) that supply vertical scroll (13) to pass to open in the horizontal part of shell (1) upper end, open the shell mesopore (102) that hold block axle (3) in the lateral wall upside middle part of shell (1), open the lateral wall downside of shell (1) has shell screw hole (103), the welding of the lateral wall outside of shell (1) has shell screwed pipe (105) and two sets of shell axle (106), the inner space downside of shell (1) is equipped with two sets of shell arris (104).
3. The rack locking device for ocean engineering according to claim 1, wherein: the center of the upper surface of the pressure rack (6) is provided with a pressure rack groove (601), rack shaft holes (602) are formed in the pressure rack (6) at two sides of the pressure rack groove (601), and two ends of the pressure rack (6) are provided with rack pin holes (603) which radially penetrate through the rack shaft holes (602).
4. The rack locking device for ocean engineering according to claim 1, wherein: the tooth-shaped parts of the pressure rack (6) and the main rack (7) are matched with each other, the main rack (7) is provided with two rack grooves (701) corresponding to the shell edges (104), the upper end of the vertical shaft (13) is provided with a spring threaded hole (1301), and the lower end of the vertical shaft (13) is provided with a vertical shaft pin hole (1302) penetrating through the vertical shaft (13) in the radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010850638.XA CN111993346B (en) | 2020-08-21 | 2020-08-21 | Rack locking device for ocean engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010850638.XA CN111993346B (en) | 2020-08-21 | 2020-08-21 | Rack locking device for ocean engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111993346A CN111993346A (en) | 2020-11-27 |
| CN111993346B true CN111993346B (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010850638.XA Active CN111993346B (en) | 2020-08-21 | 2020-08-21 | Rack locking device for ocean engineering |
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| CN (1) | CN111993346B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290599B (en) * | 2021-04-28 | 2022-11-29 | 江苏益佳通新能源科技有限公司 | Accurate cutting device for polytetrafluoroethylene sleeve of instrument and meter |
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| US4046019A (en) * | 1975-06-16 | 1977-09-06 | Phillips Arthur V | Locking device for a lift |
| JPS60175624A (en) * | 1984-02-22 | 1985-09-09 | Mitsui Kaiyo Kaihatsu Kk | Wedging device for elevating leg column of off-shore working platform |
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| CN201687905U (en) * | 2010-03-02 | 2010-12-29 | 浙江泰普森休闲用品有限公司 | Rack lifting mechanism |
| CN201763732U (en) * | 2010-07-05 | 2011-03-16 | 浙江英科弹簧有限公司 | Lathedog |
| CN102434550A (en) * | 2011-09-01 | 2012-05-02 | 赛茨科技（大连）有限公司 | Nut elastic force cutting sleeve |
| CN204371844U (en) * | 2014-12-03 | 2015-06-03 | 绵阳富林岚科技有限责任公司 | A kind of track tooth bar locking device |
| CN106425921A (en) * | 2015-08-10 | 2017-02-22 | 卡特彼勒公司 | Universal support clamp |
| CN207498924U (en) * | 2017-05-05 | 2018-06-15 | 郑州天时海洋石油装备有限公司 | A kind of self-lifting type marine drilling platform locking device of detectable load |
| CN208892029U (en) * | 2017-12-07 | 2019-05-24 | 浙江佳沃旅游用品有限公司 | A kind of chaise longue handle-adjusting device |
| CN110508839A (en) * | 2019-07-02 | 2019-11-29 | 山东威达雷姆机械有限公司 | A kind of anti-loosening locking drill chuck |
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2020
- 2020-08-21 CN CN202010850638.XA patent/CN111993346B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4046019A (en) * | 1975-06-16 | 1977-09-06 | Phillips Arthur V | Locking device for a lift |
| JPS60175624A (en) * | 1984-02-22 | 1985-09-09 | Mitsui Kaiyo Kaihatsu Kk | Wedging device for elevating leg column of off-shore working platform |
| US4616877A (en) * | 1985-05-09 | 1986-10-14 | Kimball International, Inc. | Chair with back height adjustment |
| CN201049107Y (en) * | 2007-04-18 | 2008-04-23 | 珠海丽珠医用生物材料有限公司 | Perfusion device double-end clip device |
| CN201687905U (en) * | 2010-03-02 | 2010-12-29 | 浙江泰普森休闲用品有限公司 | Rack lifting mechanism |
| CN201763732U (en) * | 2010-07-05 | 2011-03-16 | 浙江英科弹簧有限公司 | Lathedog |
| CN102434550A (en) * | 2011-09-01 | 2012-05-02 | 赛茨科技（大连）有限公司 | Nut elastic force cutting sleeve |
| CN204371844U (en) * | 2014-12-03 | 2015-06-03 | 绵阳富林岚科技有限责任公司 | A kind of track tooth bar locking device |
| CN106425921A (en) * | 2015-08-10 | 2017-02-22 | 卡特彼勒公司 | Universal support clamp |
| CN207498924U (en) * | 2017-05-05 | 2018-06-15 | 郑州天时海洋石油装备有限公司 | A kind of self-lifting type marine drilling platform locking device of detectable load |
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| CN110508839A (en) * | 2019-07-02 | 2019-11-29 | 山东威达雷姆机械有限公司 | A kind of anti-loosening locking drill chuck |
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| CN111993346A (en) | 2020-11-27 |
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