CN112320054A - Oil drum cover and opening tool thereof - Google Patents
Oil drum cover and opening tool thereof Download PDFInfo
- Publication number
- CN112320054A CN112320054A CN202011119581.2A CN202011119581A CN112320054A CN 112320054 A CN112320054 A CN 112320054A CN 202011119581 A CN202011119581 A CN 202011119581A CN 112320054 A CN112320054 A CN 112320054A
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- Prior art keywords
- cover
- oil drum
- rotary
- rotary cover
- hole
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- 238000003780 insertion Methods 0.000 claims description 27
- 230000037431 insertion Effects 0.000 claims description 27
- 230000005389 magnetism Effects 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
- B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
- B65D41/04—Threaded or like caps or cap-like covers secured by rotation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
- B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
- B65D41/04—Threaded or like caps or cap-like covers secured by rotation
- B65D41/0485—Threaded or like caps or cap-like covers secured by rotation with means specially adapted for facilitating the operation of opening or closing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
- B67B7/00—Hand- or power-operated devices for opening closed containers
- B67B7/14—Hand- or power-operated devices for opening closed containers for removing tightly-fitting lids or covers, e.g. of shoe-polish tins, by gripping and rotating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Opening Bottles Or Cans (AREA)
Abstract
The invention discloses an oil drum cover and an opening tool thereof, wherein the oil drum cover comprises an inner cover module and an outer cover module; the inner cover module comprises a first rotary cover, the top of the first rotary cover is provided with a stud, and a group of first positioning holes are symmetrically arranged around the stud; a first cap screwing internal thread is arranged on the inner side of the first cap screwing, and an inner cap first cap screwing external thread is arranged on the outer side of the first cap screwing internal thread; the outer cover module comprises a second rotary cover and a third rotary cover; the second rotary cover is provided with an accommodating cavity, a second rotary cover threaded hole matched with the stud is formed in the lower position of the second rotary cover, a second rotary cover through hole is formed in the upper position of the accommodating cavity of the second rotary cover, and a second rotary cover clamping groove facing the accommodating cavity is formed in one side of the second rotary cover through hole; the third spiral cover is internally provided with a third spiral cover internal thread, the second spiral cover internal thread is matched with the first spiral cover external thread, and the top of the third spiral cover is provided with a third spiral cover through hole communicated with the second spiral cover through hole. This oil drum lid has good protection security.
Description
Technical Field
The invention relates to the technical field of mechanical tools, in particular to an oil drum cover and an opening tool thereof.
Background
In the process of overhauling the transformer, transformer insulating oil is often needed, the insulating oil is used for insulation and cooling and plays a role in protecting the cooling and insulation of a transformer winding, in the process of overhauling the class A transformer, the requirement for the insulating oil is large, the winding and a conductive part are soaked in the transformer oil, and the class A needs to be replaced during repair, so that the requirement for the insulating oil is large, the insulating oil is often loaded in a sealed oil barrel, and the outlet of the oil barrel is only provided with a circular opening at the top.
Under prior art, circular opening all seals through sealed lid, sealed lid is screwed in the oil drum exit, and sealed lid and bung hole contact department add the rubber pad, only have two symmetrical folding iron sheets in the top recess of sealed lid, under current opening mode, need beat it with screwdriver pliers or hammer and prize it, the process of opening is not only loaded down with trivial details complicacy, hard moreover, opening tool that does not have the specialty opens it, sometimes open the mode improper, harm sealed lid, the degree of difficulty that the increase was opened.
In addition, transformer insulating oil belongs to combustible substance, has certain burning risk when depositing, because the position of iron sheet is visible, and the outside can be through the opening of current instrument sealed lid, if open sealed lid by mistake, causes the incident easily.
Disclosure of Invention
The invention aims to provide an oil drum cover and an opening tool thereof aiming at the defects of the prior art so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an oil drum cover comprises an inner cover module and an outer cover module;
the inner cover module comprises a first rotary cover, the top of the first rotary cover is provided with a stud, and a group of first positioning holes are symmetrically formed on the top of the first rotary cover relative to the stud; a first cap screwing internal thread is arranged on the inner side of the first cap screwing, and an inner cap first cap screwing external thread is arranged on the outer side of the first cap screwing internal thread;
the outer cover module comprises a second rotary cover and a third rotary cover, and the second rotary cover is rotatably arranged on the inner side of the third rotary cover;
the second rotary cover is provided with an accommodating cavity, a second rotary cover threaded hole matched with the stud is formed in the lower position of the accommodating cavity of the second rotary cover, a second rotary cover through hole is formed in the upper position of the accommodating cavity of the second rotary cover, and a second rotary cover clamping groove facing the accommodating cavity is formed in one side of the through hole;
the third spiral cover inboard is provided with the third spiral cover internal thread, the second spiral cover internal thread with first spiral cover external screw thread fit, third spiral cover top be provided with the third spiral cover through-hole of second spiral cover through-hole intercommunication.
In an alternative embodiment, the third cap screwing through hole is closed based on a rubber plug.
The invention also provides an oil drum cover opening tool which comprises a ratchet wheel set, wherein handles are symmetrically arranged on two sides of the top end of the ratchet wheel set, a rotating module is arranged below the ratchet wheel set, two ends of the rotating module are symmetrically provided with spaced notches, and connecting rods are arranged inside the spaced notches;
the axis of the ratchet group is collinear with the axis of the rotating module, and through holes are formed along the axis of the ratchet group and the axis of the rotating module; a sleeve is in sliding fit in the through hole, and the bottom of the sleeve is connected with a movable clamping piece based on a hinged connecting piece; the middle part of the movable clamping piece is matched on the hinged connecting piece, the head part of the movable clamping piece is positioned in the sleeve, and the tail part of the movable clamping piece is provided with a clamping head;
and an ejector rod is arranged in the sleeve in a matched manner.
In an optional implementation mode, first slots are formed in two sides of the top end of the ratchet group, a first insertion block is arranged on the end face, close to one side of the ratchet group, of the handle, and the handle is inserted into two sides of the top end of the ratchet group through the first insertion block.
In an optional implementation manner, a second insertion block is fixedly connected to the bottom end of the ratchet group, a second insertion slot is formed in the middle of the top of the rotating module, and the ratchet group is inserted into the rotating module through the second insertion block.
In an optional implementation manner, a third magnetic block is embedded in one side, away from the ratchet wheel set, of the second insertion block, a fourth magnetic block is embedded in the groove bottom of the second slot, and the second insertion block is connected to the inside of the second slot through the magnetism of the third magnetic block and the fourth magnetic block.
In an optional implementation manner, a first magnetic block is embedded in one side, away from the handle, of the first insertion block, a second magnetic block is embedded in the bottom of the first slot, and the first insertion block is connected to the inside of the first slot through magnetism of the first magnetic block and the second magnetic block.
In an optional implementation mode, a limit nut is arranged at the top of the connecting rod and is in threaded connection with the connecting rod, and the limit nut is located above the rotating module.
In an optional embodiment, a plastic sleeve is sleeved outside the handle, and anti-skid lines are arranged outside the plastic sleeve.
In an alternative embodiment, the length of the distance slot is greater than the diameter of the connecting rod, which is connected in a sliding manner transversely inside the distance slot.
Compared with the prior art, the invention provides an oil drum cover and an opening tool thereof, which have the following beneficial effects:
the oil drum cover adopts a double-layer structure, wherein one layer of structure is used for sealing, the other layer of structure is used for protection, and the oil drum cover needs to be opened by a special tool so as to avoid mistaken opening, and has good safety; the oil drum cover opening tool can be used for opening the oil drum cover provided by the invention, and has the advantages of convenience in operation, strong adaptability and the like.
Drawings
FIG. 1 is a schematic cross-sectional view of an oil drum cover according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structure view of an oil drum lid opening tool according to an embodiment of the invention.
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.
Oil drum cover:
fig. 1 is a schematic cross-sectional structure diagram of an oil drum cover according to an embodiment of the present invention, wherein, for convenience of observation, a thread fit is represented based on a thick solid line in the figure.
The embodiment of the invention provides an oil drum cover, which comprises an inner cover module and an outer cover module;
the inner cover module comprises a first spiral cover 100, a stud 104 is arranged at the top of the first spiral cover 100, a group of first positioning holes 103 are symmetrically arranged on the stud, and specifically, the first positioning holes 103 can be threaded holes or unthreaded holes.
The inner side of the first spiral cover 100 is provided with a first spiral cover internal thread, and the outer side of the first spiral cover internal thread is provided with an inner cover first spiral cover external thread.
The outer cover module comprises a second spiral cover 102 and a third spiral cover 101, and the second spiral cover 102 is rotatably arranged on the inner side of the third spiral cover 101; referring to the attached drawings, an annular protrusion is arranged at the top end of the second spiral cover 102, the annular protrusion extends outwards to form a clamping edge, and an annular matching groove is correspondingly formed in the third spiral cover 101 for matching the second spiral cover 102; optionally, in the up-down direction shown in the figure, the matching groove and the annular protrusion may be in non-tight fit, and by this arrangement, the screwing process or unscrewing process of the second screw cap 102 and the third screw cap 101 may be asynchronous, which reduces the operation difficulty.
The second screw cap 102 has a receiving cavity (the hollow structure of the second screw cap 102 in fig. 1), a second screw cap threaded hole matched with the stud 104 is formed in the second screw cap 102 at a position below the receiving cavity, a second screw cap through hole is formed in the second screw cap at a position above the receiving cavity, and a second screw cap locking groove 105 facing the receiving cavity is formed in one side of the through hole; third spiral cover 101 inboard is provided with the third spiral cover internal thread, the second spiral cover internal thread with first spiral cover screw-thread fit, third spiral cover top be provided with the third spiral cover through-hole 107 of second spiral cover through-hole intercommunication.
Optionally, in a non-use state, the third screw cap through hole 107 is sealed based on the rubber plug 108, so that the sealing performance of the oil drum cover can be improved.
In specific use, the first screw cap 100 is screwed out of the bottle mouth, and then the outer cap module is screwed on the first screw cap 100, wherein the second screw cap 102 is matched on the stud 104, and the third screw cap 101 is matched on the internal thread of the third screw cap; as can be seen from the structure of the second screw cap 102, the driving structure (the second screw cap locking groove 105) of the second screw cap 102 is located inside, and a common tool cannot drive the driving structure; after the oil drum cover is installed, the second screw cap 102 and the third screw cap 101 are matched in the vertical direction, when the second screw cap 102 is not unscrewed, the third screw cap 101 cannot be disengaged from the first screw cap 100 in the vertical direction, so that the effect of preventing mistaken disassembly is realized, and the oil drum cover has a good protection effect.
Oil drum lid opener: for the oil drum cover, a special oil drum cover opening tool is needed to open, and correspondingly, the embodiment of the invention also provides the oil drum cover opening tool. Fig. 2 shows a schematic cross-sectional structure diagram of an oil drum lid opening tool according to an embodiment of the invention.
The oil drum cover opening tool provided by the embodiment of the invention comprises the ratchet wheel set 1, specifically, the ratchet wheel has a one-way locking function, and is applied to the oil drum cover opening tool, so that repeated operation of re-fixing after the oil drum cover opening tool is taken out can be avoided, and the operation is more convenient.
The axis of the ratchet wheel set 1 is collinear with the axis of the rotating module, and through holes are formed along the axis of the ratchet wheel set and the axis of the rotating module; a sleeve 20 is in sliding fit in the through hole, and a movable clamping piece 23 is connected to the bottom of the sleeve 20 based on a hinged connecting piece 22; the middle part of the movable clamping piece 23 is matched on the hinged connecting piece 22, the head part of the movable clamping piece 23 is positioned in the sleeve 20, and the tail part of the movable clamping piece 23 is provided with a clamping head 24; in specific implementation, since the sleeve 20 and the movable locking member 23 need to pass through the through hole, in order to avoid interference, the structure of the movable locking member 23 needs to be designed according to the size of the through hole, so as to ensure that the movable locking member 23 can pass through the through hole in a retracted state and can be matched with the second screwing cap locking groove 105 of the oil drum cap in an opened state.
The sleeve 20 fit in is provided with ejector pin 21, ejector pin 21's effect is the head that withstands activity screens piece 23 downwards (the bottom of ejector pin 21 is provided with the cooperation groove that forms the card dead structure with activity screens piece 23) to the afterbody upwarping of drive activity screens piece 23 makes the screens head 24 of activity screens piece 23 can cooperate with second spiral cover screens groove 105, in order to produce drive power in the direction of drive.
Specifically, a limit step is arranged above the sleeve 20 to confirm the extending length of the sleeve 20 (i.e., the reaching position of the movable blocking element 23); a twist handle is provided above the jack 21 to facilitate rotational driving of the jack 21.
In specific implementation, the ratchet wheel set 1 of the oil drum cover opening tool is used for driving a third screw cover and a first screw cover, and a sleeve, a movable clamping piece and a mandril of the oil drum cover opening tool are matched for driving a second screw cover; in the concrete implementation, the opening of the different second spiral covers of lectotype adaptation of accessible activity screens piece through this oil drum lid opener, can operate to foretell oil drum lid, has characteristics such as operation convenience is high, and the security is high.
In an optional implementation mode, the first slots 2 are formed in both sides of the top end of the ratchet set, the first insertion block 3 is arranged on the end face, close to the ratchet set 1, of the handle 4, and the handle 4 is inserted into both sides of the top end of the ratchet set 2 through the first insertion block 3.
In an optional implementation manner, the bottom end of the ratchet wheel set 1 is fixedly connected with a second insertion block 9, a second insertion slot is formed in the middle position of the top of the rotating module 8, and the ratchet wheel set 1 is inserted into the rotating module 8 through the second insertion block 9. The disassembly and assembly structure of the rotating module 8 can be selected according to the specific arrangement of the first rotary cover and the third rotary cover, and the implementation convenience is improved.
In an optional implementation manner, a third magnetic block 14 is embedded on one side of the second insert block 9 away from the ratchet set 1, a fourth magnetic block 15 is embedded on the bottom of the second slot, and the second insert block 9 is connected inside the second slot through the magnetism of the third magnetic block 14 and the fourth magnetic block 15.
In an optional implementation manner, a first magnetic block 13 is embedded in one side of the first insertion block 3, which is far away from the handle 4, a second magnetic block 12 is embedded in the bottom of the first slot 2, and the first insertion block 3 is connected inside the first slot 2 through magnetism of the first magnetic block 13 and the second magnetic block 12.
In an optional embodiment, a limit nut 11 is arranged at the top of the connecting rod 6, the limit nut 11 is in threaded connection with the connecting rod 6, and the limit nut 11 is located above the rotating module.
In an optional embodiment, a plastic sleeve is sleeved outside the handle, and anti-skid lines are arranged outside the plastic sleeve.
In an alternative embodiment, the length of the distance slot is greater than the diameter of the connecting rod, which is connected in a sliding manner transversely inside the distance slot.
The working principle and the using process of the invention are as follows: inserting the first inserting block 3 into the first slot 2, connecting the handle 4 and the ratchet wheel group 1 by the magnetic force of the first magnetic block 12 and the second magnetic block 13, inserting the second inserting block 7 into the second slot 9, connecting the ratchet wheel group and the rotating module 8 by the magnetic force of the third magnetic block 14 and the fourth magnetic block 15, adjusting the relative distance (fine adjustment) of the connecting rod 10 between the spacing notches 5, clamping the rotating rod 6 on the third rotating cover or the first rotating cover, rotating the handle 4, driving the rotating module 8 to rotate by the ratchet wheel group 1, and enabling the rotating rod 6 to give a transverse moment to the third rotating cover or the first rotating cover, so that the oil drum cover rotates; synchronously (or alternatively), after the sleeve 20 penetrates through the through hole, the ejector rod 21 penetrates through the sleeve 20, the ejector rod 21 is ejected on the head of the movable clamping piece 23, and the tail of the movable clamping piece 23 is tilted upwards; the blocking head 24 of the movable blocking element 23 is engaged in the second rotary cover blocking groove 105 by rotating the top rod 21, and at this time, the top cover 21 is continuously rotated to drive the second rotary cover to rotate.
In summary, the embodiment of the invention provides an oil drum cover and an opening tool thereof, wherein the oil drum cover adopts a double-layer structure, one layer of structure is used for sealing, the other layer is used for protection, and the oil drum cover needs to be opened by a special tool so as to avoid mistaken opening and has good safety; the oil drum cover opening tool can be used for opening the oil drum cover provided by the invention, and has the advantages of convenience in operation, strong adaptability and the like.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An oil drum cover is characterized by comprising an inner cover module and an outer cover module;
the inner cover module comprises a first rotary cover, the top of the first rotary cover is provided with a stud, and a group of first positioning holes are symmetrically formed on the top of the first rotary cover relative to the stud; a first cap screwing internal thread is arranged on the inner side of the first cap screwing, and an inner cap first cap screwing external thread is arranged on the outer side of the first cap screwing internal thread;
the outer cover module comprises a second rotary cover and a third rotary cover, and the second rotary cover is rotatably arranged on the inner side of the third rotary cover;
the second rotary cover is provided with an accommodating cavity, a second rotary cover threaded hole matched with the stud is formed in the lower position of the accommodating cavity of the second rotary cover, a second rotary cover through hole is formed in the upper position of the accommodating cavity of the second rotary cover, and a second rotary cover clamping groove facing the accommodating cavity is formed in one side of the through hole;
the third spiral cover inboard is provided with the third spiral cover internal thread, the second spiral cover internal thread with first spiral cover external screw thread fit, third spiral cover top be provided with the third spiral cover through-hole of second spiral cover through-hole intercommunication.
2. The oil drum cover of claim 1, wherein the third spin-on through hole is closed based on a rubber plug.
3. An oil drum cover opening tool is characterized by comprising a ratchet wheel set, handles are symmetrically arranged on two sides of the top end of the ratchet wheel set, a rotating module is arranged below the ratchet wheel set, two ends of the rotating module are symmetrically provided with spaced notches, and connecting rods are arranged inside the spaced notches;
the axis of the ratchet group is collinear with the axis of the rotating module, and through holes are formed along the axis of the ratchet group and the axis of the rotating module; a sleeve is in sliding fit in the through hole, and the bottom of the sleeve is connected with a movable clamping piece based on a hinged connecting piece; the middle part of the movable clamping piece is matched on the hinged connecting piece, the head part of the movable clamping piece is positioned in the sleeve, and the tail part of the movable clamping piece is provided with a clamping head;
and an ejector rod is arranged in the sleeve in a matched manner.
4. The oil drum cover opening tool as claimed in claim 3, wherein first slots are formed in both sides of the top end of the ratchet wheel set, a first insertion block is arranged on one side end face of the handle close to the ratchet wheel set, and the handle is inserted into both sides of the top end of the ratchet wheel set through the first insertion block.
5. The oil drum cover opening tool according to claim 3, wherein a second insertion block is fixedly connected to the bottom end of the ratchet group, a second insertion groove is formed in the middle of the top of the rotating module, and the ratchet group is inserted into the rotating module through the second insertion block.
6. The oil drum cover opening tool as claimed in claim 5, wherein a third magnetic block is embedded on one side, away from the ratchet wheel set, of the second insertion block, a fourth magnetic block is embedded on the bottom of the second insertion groove, and the second insertion block is connected to the inside of the second insertion groove through magnetism of the third magnetic block and the fourth magnetic block.
7. The oil drum lid opener according to claim 3, wherein a first magnetic block is embedded in one side, away from the handle, of the first insertion block, a second magnetic block is embedded in the bottom of the first slot, and the first insertion block is connected to the inside of the first slot through magnetism of the first magnetic block and the second magnetic block.
8. The oil drum cover opening tool as claimed in claim 3, wherein a limit nut is arranged at the top of the connecting rod, the limit nut is connected with the connecting rod through threads, and the limit nut is positioned above the rotating module.
9. The oil drum cover opening tool as claimed in claim 3, wherein a plastic sleeve is sleeved outside the handle, and anti-skid lines are arranged outside the plastic sleeve.
10. The oil drum lid opener according to claim 3, wherein the length of the spacing notch is greater than the diameter of the connecting rod, and the connecting rod is laterally slidably connected inside the spacing notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011119581.2A CN112320054A (en) | 2020-10-19 | 2020-10-19 | Oil drum cover and opening tool thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011119581.2A CN112320054A (en) | 2020-10-19 | 2020-10-19 | Oil drum cover and opening tool thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112320054A true CN112320054A (en) | 2021-02-05 |
Family
ID=74314054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011119581.2A Pending CN112320054A (en) | 2020-10-19 | 2020-10-19 | Oil drum cover and opening tool thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112320054A (en) |
-
2020
- 2020-10-19 CN CN202011119581.2A patent/CN112320054A/en active Pending
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| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210205 |
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| WD01 | Invention patent application deemed withdrawn after publication |