CN108674813A - A kind of quick detachable external thread petroleum machinery workpiece protective cover - Google Patents
A kind of quick detachable external thread petroleum machinery workpiece protective cover Download PDFInfo
- Publication number
- CN108674813A CN108674813A CN201810661406.2A CN201810661406A CN108674813A CN 108674813 A CN108674813 A CN 108674813A CN 201810661406 A CN201810661406 A CN 201810661406A CN 108674813 A CN108674813 A CN 108674813A
- Authority
- CN
- China
- Prior art keywords
- wall
- workpiece
- mounting plate
- plate
- outer cover
- 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.)
- Pending
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 34
- 239000003208 petroleum Substances 0.000 title claims abstract description 29
- 239000004033 plastic Substances 0.000 claims description 27
- 229920003023 plastic Polymers 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 238000004873 anchoring Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 12
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
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
- B65D59/00—Plugs, sleeves, caps, or like rigid or semi-rigid elements for protecting parts of articles or for bundling articles, e.g. protectors for screw-threads, end caps for tubes or for bundling rod-shaped articles
- B65D59/06—Caps
Abstract
The invention discloses a kind of quick detachable external thread petroleum machinery workpiece protective covers, including workpiece mounting plate and shield body, placing groove is offered on the workpiece mounting plate, multiple L-type bayonets are offered on the outer wall of the workpiece mounting plate, and multiple L-type bayonets are evenly distributed on the outer wall of workpiece mounting plate in a ring, it is placed with workpiece body in the placing groove, the outer wall of the workpiece body is equipped with external screw thread, the upper side wall of the workpiece mounting plate is equipped with work holder, the shield body includes outer cover and the connecting plate that is fixedly connected with outer cover upper side wall, the outer wall of the outer cover is equipped with fixing device.Advantage is：Structure of the invention is stablized, and easy to operate, design is scientific and reasonable, and protective cover matches realization installation by internal thread with externally threaded, is realized and is fixed by L-type plate and L-type bayonet, easy for assemble or unload, internal threads are protected, and extend the workpiece service life.
Description
Technical field
The present invention relates to technical field of petroleum machinery more particularly to a kind of quick detachable external thread petroleum machinery workpiece protection
Cover.
Background technology
In the parts of petroleum machinery, especially in subsurface tool, most of workpiece is cylindrical on the whole,
Such as helicoid hydraulic motor, drilling jar, super bumper jar, normal core-extracting tool, hydraulic accelerator, fishing cup, strong magnetic die,
Fishing tap, box tap, reacting cycle salvage indigo plant, returnable slip overshot, lifting sub, monoblock type short drill pipe, kelly bar
Plug valve, sword-like back-pressure valve, drilling tool stabilizer etc., the above workpiece are all made of forging blank and are made up of mechanical processing, are molded
The both ends or in which one end of workpiece have internal thread or external screw thread.Wherein, externally threaded workpiece is carried for these, relative to work
For the overall dimensions of part, externally threaded thickness, the externally threaded width at both ends are smaller, therefore, after workpiece shaping
Maintenance is required to carefully protect the external screw thread of workpiece with transportational process, with the external screw thread for preventing the collision belt because of workpiece from coming
Damage, once the thread damage of workpiece, it will lead to that sealing performance reduces or even workpiece cannot use；Protective cover is can be tight
The injections such as dust protection and chip, the hard grains of sand reduce damage of the foreign matter of hard particles shape to sliding rail level, protective cover surface
Glabrous thorn and sharp corners are answered, new danger source should not be become；And protective cover should not influence sight and normal operating, it should be just
In the inspection and maintenance of equipment, and our common protective covers are usually one with female sleeve, are easy when in use
It generates and falls off because of vibrations, cause very bad as a result, even causing safety accident sometimes.
For this purpose, we have proposed a kind of quick detachable external thread petroleum machinery workpiece protective covers to solve above-mentioned ask
Topic.
Invention content
The purpose of the present invention is to solve the problems in background technologies, and a kind of quick detachable external screw thread oil proposed
Mechanical workpieces protective cover.
To achieve the goals above, present invention employs following technical solutions：A kind of quick detachable external thread petroleum machinery
Workpiece protective cover, including workpiece mounting plate and shield body offer placing groove, the workpiece peace on the workpiece mounting plate
Multiple L-type bayonets are offered on the outer wall of loading board, and multiple L-type bayonets are evenly distributed on the outer wall of workpiece mounting plate in a ring
On, workpiece body is placed in the placing groove, the outer wall of the workpiece body is equipped with external screw thread, the workpiece mounting plate
Upper side wall is equipped with work holder, and the shield body includes outer cover and the connecting plate that is fixedly connected with outer cover upper side wall,
The outer wall of the outer cover is equipped with fixing device.
In a kind of above-mentioned quick detachable external thread petroleum machinery workpiece protective cover, it is bonded on the inner wall of the placing groove
There are EVA rubber-plastics material layers, the lower end of the workpiece body is plugged in EVA rubber-plastics material layers, and the inner wall of EVA rubber-plastics material layers
It is inconsistent with the outer wall of workpiece body.
In a kind of above-mentioned quick detachable external thread petroleum machinery workpiece protective cover, it is bonded on the inner wall of the outer cover
Plastic layer, the plastic layer are equipped with the internal thread to match with external screw thread, the connection far from side side wall on outer cover inner wall
Oil inlet is offered on plate, the oil inlet internal thread is connected with thread piston, and the upper side wall of the outer cover offers communication port,
The communication port is connected to the inside of oil inlet, and the lower wall of the communication port is communicated with multiple first flows being obliquely installed,
The inside of the plastic layer offers multiple second flow channels, the upper end of each second flow channel with one of first flow
Connection.
In a kind of above-mentioned quick detachable external thread petroleum machinery workpiece protective cover, the plastic layer is far from outer cover inner wall
Side side wall on be uniformly distributed it is multiple have outlet, each outlet is connected to the inside of one of second flow channel.
In a kind of above-mentioned quick detachable external thread petroleum machinery workpiece protective cover, it is bonded on the outer wall of the outer cover
Two metal anchoring layers, are arranged that there are two beckets on the outer wall of two reinforcing metal layers jointly.
In a kind of above-mentioned quick detachable external thread petroleum machinery workpiece protective cover, the fixing device include two with
Casing outer wall rotation connection the first rotor plate of connection, the inside of each first rotor plate offer the first cavity, each
The described one end of first rotor plate far from outer cover is inserted with fixed link, and each fixed plate is located at one end in the first cavity
It has been fixedly connected with sliding panel, it is solid between the side inner wall of each side and the first cavity of the sliding panel far from fixed link
Surely it is connected with adjustable spring, each one end of the fixed link far from the first rotor plate is welded with L-type close to the side of outer cover
The size of plate, each L-type plate is respectively less than the size of L-type bayonet.
In a kind of above-mentioned quick detachable external thread petroleum machinery workpiece protective cover, the clamping device include two with
Workpiece mounting plate upper side wall is rotatably connected to the second rotor plate, and sliding slot, Mei Gesuo are offered on each second rotor plate
State and slidably connect slide bar in sliding slot, the inside of the workpiece mounting plate offers the second cavity, second cavity it is interior
Bottom is welded with the electric telescopic rod being vertically arranged, and the driving end of the electric telescopic rod is fixedly connected with movable plate, the shifting
The upper side wall of movable plate is fixedly connected there are two mobile bar, and the upper end of each mobile bar is prolonged through the inner roof wall of the second cavity
It extends to the outside of workpiece mounting plate and is set on one of slide bar.
In a kind of above-mentioned quick detachable external thread petroleum machinery workpiece protective cover, each second rotor plate is separate
One end of workpiece mounting plate is bonded with rubber layer.
Compared with prior art, a kind of the advantages of this quick detachable external thread petroleum machinery workpiece protective cover, is：
1, it drives the mobile realization movable plate at end and mobile bar to move down by electric telescopic rod, and then realizes and drive the second rotor plate
Toward inside rotation workpiece body is gripped, it is therefore prevented that workpiece body shake and shield body between cause friction by
Damage, while fixation, fixed convenient disassembly can be realized by the movement that electric telescopic rod drives；
2, L-type board is entered in L-type bayonet by the rotation of the first rotor plate and fixed link, carries out the fixation of shield body,
To prevent vibrations during conveying or use from protective cover being made to fall off；
3, by the way that oil inlet, first flow, second flow channel and outlet is arranged, lubricating oil is injected into internal thread and external screw thread it
Between, the external screw thread of workpiece body is protected, abrasion is reduced, prevents from getting rusty, extend the service life of workpiece；
In conclusion structure of the invention stablize, easy to operate, design is scientific and reasonable, protective cover by internal thread with it is externally threaded
Installation is realized in matching, is realized and is fixed by L-type plate and L-type bayonet, and easy for assemble or unload, internal threads are protected, and are extended
Workpiece service life.
Description of the drawings
Fig. 1 is the knot of shield body in a kind of quick detachable external thread petroleum machinery workpiece protective cover proposed by the present invention
Structure schematic diagram；
Fig. 2 is workpiece mounting plate and workpiece sheet in a kind of quick detachable external thread petroleum machinery workpiece protective cover proposed by the present invention
The structural schematic diagram of body connection；
Fig. 3 is that shield body part A is put in a kind of quick detachable external thread petroleum machinery workpiece protective cover proposed by the present invention
Big structural schematic diagram；
Fig. 4 is that the structure of plastic layer side view in a kind of quick detachable external thread petroleum machinery workpiece protective cover proposed by the present invention is shown
It is intended to.
In figure：1 workpiece mounting plate, 2 outer covers, 3 connecting plates, 4 oil inlets, 5 thread pistons, 6 first flows, 7 second flow channels,
8 plastic layers, 9 internal threads, 10 first rotor plates, 11 fixed links, 12 adjustable springs, 13 metal anchoring layers, 14 beckets, 15 first
Cavity, 16 sliding panels, 17 L-type plates, 18 second rotor plates, 19 rubber layers, 20 EVA rubber-plastics materials layers, 21 external screw threads, 22 workpiece
Ontology, 23 sliding slots, 24 slide bars, 25 mobile bars, 26 second cavitys, 27 electric telescopic rods, 28 movable plates, 29 L-type bayonets, 30 go out
Mouthful.
Specific implementation mode
Following embodiment only exists in illustrative purpose, is limited the scope of the invention without being intended to.
Referring to Fig.1-4, a kind of quick detachable external thread petroleum machinery workpiece protective cover, including workpiece mounting plate 1 and protection
Cover body offers placing groove on workpiece mounting plate 1, multiple L-type bayonets 29 is offered on the outer wall of workpiece mounting plate 1, and more
A L-type bayonet 29 is evenly distributed in a ring on the outer wall of workpiece mounting plate 1, and multiple L-type bayonets 29 are arranged convenient for subsequent anti-
The fixation work of shield ontology is placed with workpiece body 22 in placing groove, EVA rubber-plastics material layers is bonded on the inner wall of placing groove
20, the lower end of workpiece body 22 is plugged in EVA rubber-plastics materials layer 20, and the inner wall and workpiece body of EVA rubber-plastics materials layer 20
22 outer wall is inconsistent, and the buffering of EVA rubber-plastics materials layer 20, damping effect are preferable, ensure 22 transportational process of workpiece body or use
Stability in the process.
The outer wall of workpiece body 22 is equipped with external screw thread 21, and the upper side wall of workpiece mounting plate 1 is equipped with work holder, folder
It holds device and includes two and be rotatably connected to the second rotor plate 18 with 1 upper side wall of workpiece mounting plate, on each second rotor plate 18
Sliding slot 23 is offered, slide bar 24 is slidably connected in each sliding slot 23, the inside of workpiece mounting plate 1 offers the second cavity
26, the interior bottom of the second cavity 26 is welded with the electric telescopic rod 27 being vertically arranged, and the driving end of electric telescopic rod 27, which is fixed, to be connected
It is connected to movable plate 28, the upper side wall of movable plate 28 is fixedly connected with that there are two mobile bars 25, and the upper end of each mobile bar 25 is run through
The inner roof wall of second cavity 26 extends to the outside of workpiece mounting plate 1 and is set on one of slide bar 24, by workpiece body
22 are placed in placing groove, start electric telescopic rod 27, and the driving end of electric telescopic rod 27 is withdrawn, and movable plate 28 and two shiftings are driven
Lever 25 moves down, and is slided down in sliding slot 23 with the band moving slide-bar 24 that moves down of mobile bar 25, two the second rotor plates
18 rotate to be clamped fixation to the lower end of workpiece body 22 toward inside, and each second rotor plate 18 is far from workpiece mounting plate
1 one end is bonded with rubber layer 19, and workpiece body 22 is clamped in setting rubber layer 19, it is therefore prevented that folder caused by when clamping
Hold abrasion.
Shield body includes outer cover 2 and the connecting plate 3 that is fixedly connected with 2 upper side wall of outer cover, is bonded on the outer wall of outer cover 2
There are two metal anchoring layers 13, are reinforced to the transverse direction of outer cover 2 by the way that metal anchoring layer 13 is arranged, two reinforcing metal layers 13
Outer wall on be arranged jointly there are two becket 14, setting becket 14 reinforces the radial elements of outer cover 2, improves outer cover 2
Protect intensity, be bonded with plastic layer 8 on the inner wall of outer cover 2, plastic layer 8 far from side side wall on 2 inner wall of outer cover be equipped with it is outer
The internal thread 9 that screw thread 21 matches is realized by the matching of internal thread 9 and external screw thread 21 shield body being spun on workpiece body
On 22, oil inlet 4 is offered on connecting plate 3,4 internal thread of oil inlet is connected with thread piston 5, and 5 good airproof performance of thread piston pulls out
It is convenient to go out to be inserted into, and the upper side wall of outer cover 2 offers communication port, and communication port is connected to the inside of oil inlet 4, the lower wall of communication port
Multiple first flows 6 being obliquely installed are communicated with, the inside of plastic layer 8 offers multiple second flow channels 7, each second flow channel 7
Upper end be connected to one of first flow 6, plastic layer 8 is uniformly distributed multiple on the side side wall far from 2 inner wall of outer cover
There is outlet 30, each outlet 30 is connected to the inside of one of second flow channel 7, and lubricating oil is injected into extremely by oil inlet 4
In first flow 6 and second flow channel 7, lubricating oil 30 is flow between internal thread 9 and external screw thread 21 by outlet, to external screw thread 21 into
Row lubrication protection reduces the friction between internal thread 9 and external screw thread 21, external screw thread 21 is avoided to get rusty.
The outer wall of outer cover 2 is equipped with fixing device, and fixing device includes two and 2 outer wall of outer cover rotation connection connection first
The inside of rotor plate 10, each first rotor plate 10 offers the first cavity 15, and each first rotor plate 10 is far from outer cover 2
One end is inserted with fixed link 11, and one end that each fixed plate 10 is located in the first cavity 15 has been fixedly connected with sliding panel 16,
The sliding in the first cavity 15 of sliding panel 16 is set, avoids fixed link 11 and is detached from the first cavity 15, each sliding panel 16 is separate
It has been fixedly connected with adjustable spring 12 between the side of fixed link 11 and the side inner wall of the first cavity 15, adjustable spring 12 is set
Convenient for reset work of the fixed link 11 after flexible, the one end of each fixed link 11 far from the first rotor plate 10 is close to the one of outer cover 2
Side is welded with L-type plate 17, pulls down two fixed links 11, two L-type plates 17 are pulled at corresponding L-type bayonet 29, and by L-type
Plate 17 is put into the fixation that bar 11 and the first rotor plate 10 are fixed in L-type bayonet 29, to which shield body is fixed on work
On part mounting plate 1, to prevent vibrations during conveying or use from shield body being made to fall off, the size of each L-type plate 17
The respectively less than size of L-type bayonet 29 ensures that L-type plate 17 can be caught in L-type bayonet 29.
In the present invention, workpiece body 22 is placed in placing groove, starts electric telescopic rod 27, the driving of electric telescopic rod 27
End is withdrawn, and movable plate 28 and two mobile bars 25 is driven to move down, and band moving slide-bar 24 is moved down in sliding slot with mobile bar 25
It is slided down in 23, two the second rotor plates 18 rotate to be clamped fixation to the lower end of workpiece body 22 toward inside, lead to
It crosses internal thread 9 and shield body is spun on the outer wall of workpiece body 1 by the matching of external screw thread 21, pull down two fixed links 11,
Two L-type plates 17 are pulled at corresponding L-type bayonet 29, and L-type plate 17 is put into L-type bayonet 29, bar 11 and is fixed
The fixation of one rotor plate 10, so that shield body is fixed on workpiece mounting plate 1, by oil inlet 4 lubricating oil is injected into
To first flow 6 and second flow channel 7, lubricating oil is flow to by outlet 30 between internal thread 9 and external screw thread 21, to external screw thread 21
It is lubricated protection, friction is reduced, external screw thread 21 is avoided to get rusty.
Although workpiece mounting plate 1, outer cover 2, connecting plate 3, oil inlet 4, thread piston 5, first is used more herein
Runner 6, second flow channel 7, plastic layer 8, internal thread 9, the first rotor plate 10, fixed link 11, adjustable spring 12, metal anchoring layer
13, becket 14, the first cavity 15, sliding panel 16, L-type plate 17, the second rotor plate 18, rubber layer 19, EVA rubber-plastics material layers
20, external screw thread 21, workpiece body 22, sliding slot 23, slide bar 24, mobile bar 25, the second cavity 26, electric telescopic rod 27, movable plate
28, the terms such as L-type bayonet 29, outlet 30, but it does not preclude the possibility of using other terms.The use of these terms is only to be
More easily describe and explain the essence of the present invention；Being construed as any one of the additional limitations all is and present invention essence
What god disagreed.
Claims (8)
1. a kind of quick detachable external thread petroleum machinery workpiece protective cover, including workpiece mounting plate（1）And shield body, it is special
Sign is, the workpiece mounting plate（1）On offer placing groove, the workpiece mounting plate（1）Outer wall on offer multiple L-types
Bayonet（29）, and multiple L-type bayonets（29）It is evenly distributed on workpiece mounting plate in a ring（1）Outer wall on, in the placing groove
It is placed with workpiece body（22）, the workpiece body（22）Outer wall be equipped with external screw thread（21）, the workpiece mounting plate（1）'s
Upper side wall is equipped with work holder, and the shield body includes outer cover（2）With with outer cover（2）The company that upper side wall is fixedly connected
Fishplate bar（3）, the outer cover（2）Outer wall be equipped with fixing device.
2. a kind of quick detachable external thread petroleum machinery workpiece protective cover according to claim 1, which is characterized in that described
EVA rubber-plastics material layers are bonded on the inner wall of placing groove（20）, the workpiece body（22）Lower end be plugged in EVA rubber-plastics materials
Layer（20）It is interior, and EVA rubber-plastics material layers（20）Inner wall and workpiece body（22）Outer wall it is inconsistent.
3. a kind of quick detachable external thread petroleum machinery workpiece protective cover according to claim 1, which is characterized in that described
Outer cover（2）Inner wall on be bonded with plastic layer（8）, the plastic layer（8）Far from outer cover（2）On inner wall side side wall be equipped with
External screw thread（21）The internal thread to match（9）, the connecting plate（3）On offer oil inlet（4）, the oil inlet（4）Interior spiral shell
Line is connected with thread piston（5）, the outer cover（2）Upper side wall offer communication port, the communication port and oil inlet（4）It is interior
Portion is connected to, and the lower wall of the communication port is communicated with multiple first flows being obliquely installed（6）, the plastic layer（8）Inside
Offer multiple second flow channels（7）, each second flow channel（7）Upper end with one of first flow（6）Connection.
4. a kind of quick detachable external thread petroleum machinery workpiece protective cover according to claim 3, which is characterized in that described
Plastic layer（8）Far from outer cover（2）Being uniformly distributed on the side side wall of inner wall multiple has outlet（30）, each outlet（30）
With one of second flow channel（7）Inside connection.
5. a kind of quick detachable external thread petroleum machinery workpiece protective cover according to claim 1, which is characterized in that described
Outer cover（2）Outer wall on bonding there are two metal anchoring layer（13）, two reinforcing metal layers（13）Outer wall on cover jointly
If there are two beckets（14）.
6. a kind of quick detachable external thread petroleum machinery workpiece protective cover according to claim 1, which is characterized in that described
Fixing device includes two and outer cover（2）Outer wall rotation connection the first rotor plate of connection（10）, each first rotor plate
（10）Inside offer the first cavity（15）, each first rotor plate（10）Far from outer cover（2）One end plug
There is fixed link（11）, each fixed plate（10）Positioned at the first cavity（15）Interior one end has been fixedly connected with sliding panel
（16）, each sliding panel（16）Far from fixed link（11）Side and the first cavity（15）Side inner wall between it is fixed
It is connected with adjustable spring（12）, each fixed link（11）Far from the first rotor plate（10）One end close to outer cover（2）One
Side is welded with L-type plate（17）, each L-type plate（17）Size be respectively less than L-type bayonet（29）Size.
7. a kind of quick detachable external thread petroleum machinery workpiece protective cover according to claim 1, which is characterized in that described
Clamping device includes two and workpiece mounting plate（1）Upper side wall is rotatably connected to the second rotor plate（18）, described second turn each
Movable plate（18）On offer sliding slot（23）, each sliding slot（23）Inside slidably connect slide bar（24）, the workpiece peace
Loading board（1）Inside offer the second cavity（26）, second cavity（26）Interior bottom be welded be vertically arranged it is electronic
Telescopic rod（27）, the electric telescopic rod（27）Driving end be fixedly connected with movable plate（28）, the movable plate（28）It is upper
Side wall is fixedly connected there are two mobile bar（25）, each mobile bar（25）Upper end run through the second cavity（26）Interior top
Wall extends to workpiece mounting plate（1）Outside and be set in one of slide bar（24）On.
8. a kind of quick detachable external thread petroleum machinery workpiece protective cover according to claim 7, which is characterized in that each
Second rotor plate（18）Far from workpiece mounting plate（1）One end be bonded with rubber layer（19）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810661406.2A CN108674813A (en) | 2018-06-25 | 2018-06-25 | A kind of quick detachable external thread petroleum machinery workpiece protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810661406.2A CN108674813A (en) | 2018-06-25 | 2018-06-25 | A kind of quick detachable external thread petroleum machinery workpiece protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108674813A true CN108674813A (en) | 2018-10-19 |
Family
ID=63812119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810661406.2A Pending CN108674813A (en) | 2018-06-25 | 2018-06-25 | A kind of quick detachable external thread petroleum machinery workpiece protective cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108674813A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111232428A (en) * | 2020-03-12 | 2020-06-05 | 青岛豪德博尔实业有限公司 | Protection device for plastic-coated steel pipe with flange and protection packaging method thereof |
| CN111907921A (en) * | 2020-09-22 | 2020-11-10 | 林威臻 | Protective cover for petroleum machinery workpiece |
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|---|---|---|---|---|
| US5866218A (en) * | 1996-08-23 | 1999-02-02 | Offshore Clamp & Protector Technologies, Inc. | Pipe end load support and protector apparatus |
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| CN107143694A (en) * | 2017-05-16 | 2017-09-08 | 佛山标天下信息科技有限公司 | A kind of petroleum pipeline support frame |
| CN108145489A (en) * | 2018-01-24 | 2018-06-12 | 苏州日普模具有限公司 | A kind of work piece holder |
| CN208979469U (en) * | 2018-06-25 | 2019-06-14 | 江苏省金峰石油机械制造有限公司 | A kind of quick detachable external thread petroleum machinery workpiece shield |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111232428A (en) * | 2020-03-12 | 2020-06-05 | 青岛豪德博尔实业有限公司 | Protection device for plastic-coated steel pipe with flange and protection packaging method thereof |
| CN111907921A (en) * | 2020-09-22 | 2020-11-10 | 林威臻 | Protective cover for petroleum machinery workpiece |
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Application publication date: 20181019 |