CN114619391A - Combined open valve wrench - Google Patents
Combined open valve wrench Download PDFInfo
- Publication number
- CN114619391A CN114619391A CN202210081419.9A CN202210081419A CN114619391A CN 114619391 A CN114619391 A CN 114619391A CN 202210081419 A CN202210081419 A CN 202210081419A CN 114619391 A CN114619391 A CN 114619391A
- Authority
- CN
- China
- Prior art keywords
- rod
- sliding sleeve
- wall
- wrench
- plug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003780 insertion Methods 0.000 claims description 24
- 230000037431 insertion Effects 0.000 claims description 24
- 239000011521 glass Substances 0.000 claims description 8
- 241000233866 Fungi Species 0.000 description 10
- 230000001580 bacterial effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/10—Spanners; Wrenches with adjustable jaws
- B25B13/12—Spanners; Wrenches with adjustable jaws the jaws being slidable
Abstract
The invention discloses a combined type open valve wrench, which comprises an F-shaped wrench, a vertical rod, a supporting plate and a refraction observation mirror, wherein a fixed rod is arranged at the end part of the F-shaped wrench; according to the invention, the F-shaped wrench is lifted through the vertical rod, the ejector rod and the clamping rod are clamped on the hand wheel on the mushroom-shaped ventilating tube, and then the hand wheel is rotated through the open-valve wrench, so that the open-valve wrench is suitable for opening and closing the hand wheels on the mushroom-shaped ventilating tubes with different sizes, in addition, a worker can stand on the deck to directly operate the hand wheel on the mushroom-shaped ventilating tube, the worker is prevented from falling from a high place, the personal safety of the worker in opening and closing the valve is protected, and the operation risk is reduced.
Description
Technical Field
The invention relates to the technical field of shutters, in particular to a combined open valve wrench.
Background
When the fungus-type ventilating tube size is bigger on boats and ships, the crew can't stand the hand wheel on the direct operation fungus-type ventilating tube on the deck, can only climb to the top and operate, has just at this moment increased the risk that the crew eminence falls.
Disclosure of Invention
The invention aims to provide a combined open-valve wrench to solve the problem that a crew member cannot stand on a deck to directly operate a hand wheel on a bacterial type ventilating cylinder.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a modular open valve spanner, includes F type spanner, vertical pole, backup pad and refraction sight glass, F type spanner tip is provided with decides the pole, F type spanner outer wall is close to it has cup jointed first sliding sleeve to decide one side slip of pole, first sliding sleeve bottom is provided with the supporting rod, F type spanner outer wall is kept away from it has cup jointed the second sliding sleeve to decide one side slip of pole, second sliding sleeve bottom is provided with vertical pole, there is handheld pole one side of vertical pole bottom through bolt fixed mounting, there is the backup pad one side at second sliding sleeve top through bolt fixed mounting, the backup pad top is rotated and is installed the refraction sight glass.
The fixed rod is perpendicular to the F-shaped wrench, the clamping rod is perpendicular to the F-shaped wrench, and the fixed rod is parallel to the clamping rod.
Wherein, there is first slider one side of first sliding sleeve inner wall through bolt fixed mounting, the cooperation is seted up to one side of F type spanner outer wall the first spout of first slider, first sliding sleeve passes through first slider and first spout cooperation slip cup joint F type spanner outer wall, a fastening bolt is installed to one side screw thread of first sliding sleeve outer wall.
The bottom of the outer wall of the first sliding sleeve is fixedly provided with a first insertion pipe through a bolt, the top of the clamping rod is fixedly provided with a first insertion rod through a bolt, the top of the first insertion rod is inserted into the first insertion pipe, and the clamping rod is fixedly arranged at the bottom of the outer wall of the first sliding sleeve through the cooperation of the first insertion rod and the first insertion pipe.
And one end of the F-shaped wrench, which is far away from the fixed rod, is inserted with a transverse extension rod.
The end part of the transverse extension rod is provided with a first plug-in component matched with the first plug-in hole, and the transverse extension rod is fixedly arranged at the end part of the F-shaped wrench through the first plug-in component and the first plug-in hole in a matched mode.
The second sliding sleeve is matched with the second sliding groove of the second sliding block in a sliding and sleeving mode through the second sliding block and the second sliding groove, and a second fastening bolt is installed on one side of the outer wall of the second sliding sleeve in a threaded mode.
The bottom of the outer wall of the second sliding sleeve is fixedly provided with a second insertion pipe through a bolt, the top of the vertical rod is fixedly provided with a second insertion rod through a bolt, the top of the second insertion rod is inserted inside the second insertion pipe, and the vertical rod is fixedly arranged at the bottom of the outer wall of the second sliding sleeve through the cooperation of the second insertion rod and the second insertion pipe.
Wherein, the bottom of the vertical rod is inserted with a vertical extension rod.
The bottom of the vertical rod is provided with a second inserting hole, the end part of the vertical extension rod is provided with a second inserting piece matched with the second inserting hole, and the vertical extension rod is fixedly arranged at the bottom of the vertical rod through the matching of the second inserting piece and the second inserting hole.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the clamping rod is slidably arranged on the F-shaped wrench through the first sliding sleeve, the distance between the clamping rod and the ejector rod can be adjusted according to the size of a hand wheel on the bacterial type ventilating cylinder, the vertical rod is slidably arranged on the F-shaped wrench through the second sliding sleeve, the distance between the vertical rod and the clamping rod can be adjusted according to the size of the bacterial type ventilating cylinder, then a worker lifts the F-shaped wrench through the vertical rod, the ejector rod and the clamping rod are clamped on the hand wheel on the bacterial type ventilating cylinder, and then the hand wheel is rotated through the open-valve wrench, so that the open-valve wrench is suitable for opening and closing hand wheels on bacterial type ventilating cylinders with different sizes, and in addition, the worker can stand on a deck to directly operate the hand wheel on the bacterial type ventilating cylinder, the worker is prevented from falling from a high place, the personal safety of the worker during opening and closing the valve is protected, and the operation risk is reduced.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic sectional view of the F-type wrench according to the present invention;
FIG. 3 is an enlarged view of part A of FIG. 2;
FIG. 4 is a front view of the extension rod of the present invention;
FIG. 5 is a front view of the blow rod of the present invention;
FIG. 6 is a side view of the blow rod of the present invention;
FIG. 7 is a schematic view of a vertical extension pole of the present invention;
fig. 8 is a schematic view of the working state of the present invention.
In FIGS. 1-8: 10. an F-shaped wrench; 11. fixing a rod; 12. a first sliding sleeve; 13. a first slider; 14. a first chute; 15. a first cannula; 16. a clamping rod; 17. a first plugging rod; 18. a first plug hole; 20. a vertical rod; 21. a second sliding sleeve; 22. a second fastening bolt; 23. a second cannula; 24. a second plug-in rod; 25. a hand-held wand; 26. a second plug hole; 30. a support plate; 31. a refractive viewing mirror; 40. a transverse extension rod; 41. a first plug-in; 50. a vertical extension rod; 51. a second plug-in component.
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. 1-8, the present invention provides a technical solution: the utility model provides a modular open valve spanner, including F type spanner 10, vertical pole 20, backup pad 30 and refraction sight glass 31, 10 tip of F type spanner are provided with decides pole 11, one side slip that 10 outer walls of F type spanner are close to decides pole 11 has cup jointed first sliding sleeve 12, first sliding sleeve 12 bottom is provided with supporting rod 16, one side slip that 10 outer walls of F type spanner were kept away from decides pole 11 has cup jointed second sliding sleeve 21, second sliding sleeve 21 bottom is provided with vertical pole 20, there is handheld pole 25 one side of vertical pole 20 bottom through bolt fixed mounting, there is backup pad 30 one side at second sliding sleeve 21 top through bolt fixed mounting, backup pad 30 top is rotated and is installed refraction sight glass 31.
Wherein, through first sliding sleeve 12 with 16 slidable mounting of supporting rod on F type spanner 10, can be according to the size adjustment distance between 16 and the ejector pin 11 of fungus type draft tube upper hand wheel, through second sliding sleeve 21 with vertical pole 20 slidable mounting on F type spanner 10, can be according to the size adjustment distance between vertical pole 20 and the supporting rod 16 of fungus type draft tube, then the staff lifts up F type spanner 10 through vertical pole 20, and with ejector pin 11 and 16 card of supporting rod on the hand wheel of fungus type draft tube, then rotate the hand wheel through this open valve spanner, this open valve spanner is applicable to the hand wheel switching on the fungus type draft tube of different sizes.
Wherein, when with ejector pin 11 and the hand wheel of holding rod 16 card on the fungus type draft tube, the staff can run through operational aspect through refraction sight glass 31, has made things convenient for on the hand wheel of ejector pin 11 and the 16 card of holding rod on the fungus type draft tube.
Wherein, decide pole 11 and F type spanner 10 mutually perpendicular, holding rod 16 and F type spanner 10 mutually perpendicular, decide pole 11 and the parallel of holding rod 16, can block the hand wheel at fungus type ventilation barrel top like this through ejector pin 11 and holding rod 16, made things convenient for and rotated the hand wheel through F type spanner 10.
Wherein, one side of the inner wall of the first sliding sleeve 12 is fixedly provided with a first sliding block 13 through a bolt, one side of the outer wall of the F-shaped wrench 10 is provided with a first sliding chute 14 matched with the first sliding block 13, the first sliding sleeve 12 is matched with the first sliding chute 14 through the first sliding block 13 and is slidably sleeved on the outer wall of the F-shaped wrench 10, and one side of the outer wall of the first sliding sleeve 12 is provided with a first fastening bolt through a thread; through the cooperation of first slider 13 and first spout 14, can adjust the distance between clamping rod 16 and the ejector pin 11 according to the size of hand wheel on the fungus type air funnel, treat that the position control of clamping rod 16 is enough, fix first sliding sleeve 11 through a fastening bolt.
Wherein, there is first intubate 15 bottom of first sliding sleeve 12 outer wall through bolt fixed mounting, and there is first grafting rod 17 at the 16 tops of supporting rod through bolt fixed mounting, and first grafting rod 17 top is pegged graft inside first intubate 15, and supporting rod 16 is fixed the bottom that sets up at first sliding sleeve 12 outer wall through first grafting rod 17 and the cooperation of first intubate 15.
Wherein, the end of the F-shaped wrench 10 far from the fixed rod 11 is inserted with the transverse extension rod 40, when the length of the F-shaped wrench 10 is insufficient, the transverse extension rod 40 can be inserted at the end of the F-shaped wrench 10, so as to lengthen the length of the F-shaped wrench 10, and at the same time, the second sliding sleeve 21 can slide along the transverse extension rod 40.
Wherein, first spliced eye 18 has been seted up to the one end that F type spanner 10 kept away from fixed pole 11, horizontal extension rod 40 tip is provided with the first plug-in components 41 of the first spliced eye 18 of cooperation, horizontal extension rod 40 is through the fixed tip that sets up at F type spanner 10 of first plug-in components 41 and the cooperation of first spliced eye 18, when needs increase length at F type spanner 10 tip, through the cooperation of first plug-in components 41 and first spliced eye 18, peg graft at F type spanner 10 tip with horizontal extension rod 40, thereby increase F type spanner 10's length, make this open valve spanner satisfy the needs of not unidimensional bacterial ventilation barrel.
Wherein, there is the second slider one side of second sliding sleeve 21 inner wall through bolt fixed mounting, the second spout of cooperation second slider is seted up to one side of F type spanner 10 outer wall, second sliding sleeve 21 is through second slider and the cooperation of second spout slip cup joint at F type spanner 10 outer wall, second fastening bolt 22 is installed to one side screw thread of second sliding sleeve 21 outer wall, through the cooperation of second slider and second spout, can adjust the position of vertical pole 20 on F type spanner 10 according to the size of fungus type draft tube, treat the position control back of vertical pole 20, fix second sliding sleeve 21 through second fastening bolt 22.
Wherein, there is second intubate 23 bottom of second sliding sleeve 21 outer wall through bolt fixed mounting, and there is second peg graft pole 24 at vertical pole 20 top through bolt fixed mounting, and peg graft inside second intubate 23 at 24 tops of second peg graft pole, and vertical pole 20 passes through second peg graft pole 24 and the fixed bottom that sets up at second sliding sleeve 21 outer wall of second 23 cooperations of second intubate.
Wherein, vertical pole 20 bottom is pegged graft and is had vertical extension rod 50, when the length of the vertical pole 20 of needs increase, pegs graft vertical extension rod 50 in the bottom of vertical pole 20 to make this open valve spanner highly can satisfy the demand of different bacterial type ventiduct.
Wherein, second spliced eye 26 has been seted up to vertical pole 20 bottom, and vertical extension rod 50 tip is provided with the second plug-in components 51 of cooperation second spliced eye 26, and vertical extension rod 50 passes through second plug-in components 51 and the fixed bottom that sets up at vertical pole 20 of second spliced eye 26 cooperation, when needs peg graft vertical extension rod 50 in vertical pole 20 bottom, through the cooperation of second plug-in components 51 and second spliced eye 26, pegs graft vertical extension rod 50 in vertical pole 20 bottom.
The working principle is as follows: when in use, the clamping rod 16 is arranged on the F-shaped wrench 10 in a sliding way through the first sliding sleeve 12, the distance between the clamping rod 16 and the ejector rod 11 can be adjusted according to the size of a hand wheel on the mushroom-shaped ventilating duct, the vertical rod 20 is slidably arranged on the F-shaped wrench 10 through the second sliding sleeve 21, the distance between the vertical rod 20 and the clamping rod 16 can be adjusted according to the size of the mushroom-shaped ventilation barrel, then the worker lifts the F-shaped wrench 10 by the vertical rod 20, clamps the top rod 11 and the clamping rod 16 on the hand wheel of the mushroom-type ventilation barrel, rotates the hand wheel by the open-valve wrench, the open-valve wrench is suitable for opening and closing hand wheels on mushroom-type ventiduct with different sizes, and when the mandril 11 and the clamping rod 16 are clamped on the hand wheels on the mushroom-type ventiduct, the staff can run through the operational aspect through refraction sight glass 31, has made things convenient for on the hand wheel of ejector pin 11 and holding rod 16 card on the fungus type air funnel.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a modular open valve spanner, includes F type spanner (10), vertical pole (20), backup pad (30) and refraction sight glass (31), its characterized in that: f type spanner (10) tip is provided with decides pole (11), F type spanner (10) outer wall is close to decide one side slip of pole (11) and cup jointed first sliding sleeve (12), first sliding sleeve (12) bottom is provided with supporting rod (16), F type spanner (10) outer wall is kept away from decide one side slip of pole (11) and cup jointed second sliding sleeve (21), second sliding sleeve (21) bottom is provided with vertical pole (20), there is handheld pole (25) one side of vertical pole (20) bottom through bolt fixed mounting, there is backup pad (30) one side at second sliding sleeve (21) top through bolt fixed mounting, backup pad (30) top is rotated and is installed refraction sight glass (31).
2. The combination open-valve wrench of claim 1, further comprising: the fixed rod (11) is perpendicular to the F-shaped wrench (10), the clamping rod (16) is perpendicular to the F-shaped wrench (10), and the fixed rod (11) is parallel to the clamping rod (16).
3. The combination open-valve wrench of claim 1, further comprising: one side of first sliding sleeve (12) inner wall has first slider (13) through bolt fixed mounting, the cooperation has been seted up to one side of F type spanner (10) outer wall first spout (14) of first slider (13), first sliding sleeve (12) are passed through first slider (13) and first spout (14) cooperation slip cup joint F type spanner (10) outer wall, a fastening bolt is installed to one side screw thread of first sliding sleeve (12) outer wall.
4. The combination open-valve wrench of claim 1, further comprising: the bottom of the outer wall of the first sliding sleeve (12) is fixedly provided with a first insertion pipe (15) through a bolt, the top of the clamping rod (16) is fixedly provided with a first insertion rod (17) through a bolt, the top of the first insertion rod (17) is inserted into the first insertion pipe (15), and the clamping rod (16) is fixedly arranged at the bottom of the outer wall of the first sliding sleeve (12) through the cooperation of the first insertion rod (17) and the first insertion pipe (15).
5. The combination open-valve wrench of claim 1, further comprising: one end of the F-shaped wrench (10) far away from the fixed rod (11) is inserted with a transverse extension rod (40).
6. The combination open-valve wrench of claim 5, wherein: a first plug-in hole (18) is formed in one end, far away from the fixed rod (11), of the F-shaped wrench (10), a first plug-in component (41) matched with the first plug-in hole (18) is arranged at the end portion of the transverse extension rod (40), and the transverse extension rod (40) is fixedly arranged at the end portion of the F-shaped wrench (10) through the first plug-in component (41) and the first plug-in hole (18) in a matched mode.
7. The combination open-valve wrench of claim 1, further comprising: one side of the inner wall of the second sliding sleeve (21) is fixedly provided with a second sliding block through a bolt, one side of the outer wall of the F-shaped wrench (10) is provided with a second sliding groove matched with the second sliding block, the second sliding sleeve (21) is matched with the second sliding groove through the second sliding block and is slidably sleeved on the outer wall of the F-shaped wrench (10), and one side of the outer wall of the second sliding sleeve (21) is provided with a second fastening bolt (22) through threads.
8. The combination open-valve wrench of claim 1, further comprising: the bottom of the outer wall of the second sliding sleeve (21) is fixedly provided with a second insertion pipe (23) through a bolt, the top of the vertical rod (20) is fixedly provided with a second insertion rod (24) through a bolt, the top of the second insertion rod (24) is inserted into the second insertion pipe (23), and the vertical rod (20) is fixedly arranged at the bottom of the outer wall of the second sliding sleeve (21) through the cooperation of the second insertion rod (24) and the second insertion pipe (23).
9. The combination open-valve wrench as claimed in claim 1, wherein: the bottom of the vertical rod (20) is spliced with a vertical extension rod (50).
10. The combination open-valve wrench of claim 9, wherein: the bottom of the vertical rod (20) is provided with a second plug-in hole (26), the end part of the vertical extension rod (50) is provided with a second plug-in piece (51) matched with the second plug-in hole (26), and the vertical extension rod (50) is fixedly arranged at the bottom of the vertical rod (20) through the matching of the second plug-in piece (51) and the second plug-in hole (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210081419.9A CN114619391B (en) | 2022-01-24 | 2022-01-24 | Combined valve-opening wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210081419.9A CN114619391B (en) | 2022-01-24 | 2022-01-24 | Combined valve-opening wrench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114619391A true CN114619391A (en) | 2022-06-14 |
| CN114619391B CN114619391B (en) | 2023-12-26 |
Family
ID=81897721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210081419.9A Active CN114619391B (en) | 2022-01-24 | 2022-01-24 | Combined valve-opening wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114619391B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB697962A (en) * | 1950-06-07 | 1953-10-07 | Francis William Macdonald Matt | Improvements in pipe wrenches |
| CN203374951U (en) * | 2013-06-21 | 2014-01-01 | 衡水英利新能源有限公司 | Cooling water on-off control valve spanner |
| CN204171927U (en) * | 2014-10-30 | 2015-02-25 | 湖北中烟工业有限责任公司 | A kind of adjustable " F " type tap wrench |
| CN204772256U (en) * | 2015-05-18 | 2015-11-18 | 宝钢特钢有限公司 | Take spanner of reflector |
| CN206795690U (en) * | 2017-06-09 | 2017-12-26 | 辛胜杰 | Valve switch wrench |
| CN208663615U (en) * | 2018-07-20 | 2019-03-29 | 中铁城建集团第三工程有限公司 | A kind of spanner reflective mirror |
| CN208703253U (en) * | 2018-07-16 | 2019-04-05 | 中国石油天然气股份有限公司 | A kind of valve operation tool |
| US10328553B1 (en) * | 2015-08-11 | 2019-06-25 | Rune S. Pearson | Adjustable open ended wrench with bidirectional release action |
| CN210436039U (en) * | 2019-09-11 | 2020-05-01 | 广东民华船艇科技有限公司 | Universal hand wheel wrench |
| CN211615419U (en) * | 2020-01-16 | 2020-10-02 | 沧州海洋防爆特种工具制造有限公司 | Anti-skidding F type spanner convenient to use |
-
2022
- 2022-01-24 CN CN202210081419.9A patent/CN114619391B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB697962A (en) * | 1950-06-07 | 1953-10-07 | Francis William Macdonald Matt | Improvements in pipe wrenches |
| CN203374951U (en) * | 2013-06-21 | 2014-01-01 | 衡水英利新能源有限公司 | Cooling water on-off control valve spanner |
| CN204171927U (en) * | 2014-10-30 | 2015-02-25 | 湖北中烟工业有限责任公司 | A kind of adjustable " F " type tap wrench |
| CN204772256U (en) * | 2015-05-18 | 2015-11-18 | 宝钢特钢有限公司 | Take spanner of reflector |
| US10328553B1 (en) * | 2015-08-11 | 2019-06-25 | Rune S. Pearson | Adjustable open ended wrench with bidirectional release action |
| CN206795690U (en) * | 2017-06-09 | 2017-12-26 | 辛胜杰 | Valve switch wrench |
| CN208703253U (en) * | 2018-07-16 | 2019-04-05 | 中国石油天然气股份有限公司 | A kind of valve operation tool |
| CN208663615U (en) * | 2018-07-20 | 2019-03-29 | 中铁城建集团第三工程有限公司 | A kind of spanner reflective mirror |
| CN210436039U (en) * | 2019-09-11 | 2020-05-01 | 广东民华船艇科技有限公司 | Universal hand wheel wrench |
| CN211615419U (en) * | 2020-01-16 | 2020-10-02 | 沧州海洋防爆特种工具制造有限公司 | Anti-skidding F type spanner convenient to use |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114619391B (en) | 2023-12-26 |
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