CN207358989U - The opener of circular closure - Google Patents
The opener of circular closure Download PDFInfo
- Publication number
- CN207358989U CN207358989U CN201721299318.XU CN201721299318U CN207358989U CN 207358989 U CN207358989 U CN 207358989U CN 201721299318 U CN201721299318 U CN 201721299318U CN 207358989 U CN207358989 U CN 207358989U
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- China
- Prior art keywords
- extension bar
- circular closure
- opener
- lever
- force
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Abstract
It the utility model is related to a kind of opener of circular closure.The opener of circular closure includes two extension bars, the bottom of extension bar is equipped with the external screw thread for being used for being adapted to the threaded hole on circular closure, the opener of the circular closure further includes force lever, extension bar installation set is interval with force lever, extension bar is inserted into extension bar installation set.The opener of the circular closure includes force lever, force lever makes to increase rotating torque in unlatching circular closure, extension bar can rotate in extension bar installation set at the same time, realize the connection with circular closure, the opener of the circular closure can quickly, effortlessly carry out the work of disassembly and installation circular closure, and work efficiency is high.
Description
Technical field
It the utility model is related to a kind of opener of circular closure.
Background technology
Signal wire, the power cord for the instrument and meter that Gas Exploitation gathering station field uses generally access the circular of outdoor and explosion-proof connect
In line case.The circle explosion-proof wiring box is sealed using threaded circular closure, due to being smeared at the screw thread of circular closure
There is waterproof sealing fat, resistance is larger when causing to open and close circular closure, and the maintenance work to explosion-proof wiring box is made troubles.
In the prior art when being dismantled to circular closure, due to being set on circular closure along the circumferentially-spaced of circular closure
There is threaded hole, usually using two extension bars, extension bar bottom is equipped with the outer spiral shell for being used for being adapted to the threaded hole on circular closure
Line, two extension bars is screwed in the threaded hole of circular closure, then two extension bars are held along the radially fixed of circular closure
Extension bar carries out dismantlement work along the extension bar bar that circumferentially rotates of circular closure, still, since circular closure size is larger, and two
The torque that a extension bar rotates is small, and the circular closure that maintenance personnel dismantled or screwed on explosion-proof wiring box is quite laborious, and operates not
Just.
Utility model content
The purpose of this utility model is to provide a kind of opener of circular closure, and it is circular to solve dismounting in the prior art
Cover the problem of relatively elaborate, inconvenient.
To achieve the above object, the technical solution of the opener of the utility model circular closure is：
Technical solution 1：The opener of circular closure includes two extension bars, and the bottom of extension bar, which is equipped with, to be used for and circle
The external screw thread of threaded hole adaptation in capping, the opener of the circular closure further include force lever, on the lever that exerts a force between
Every equipped with extension bar installation set, extension bar is inserted into extension bar installation set.Its advantage is：The unlatching work of the circular closure
Tool includes the lever that exerts a force, and force lever makes to increase rotating torque in unlatching circular closure, while extension bar can be in extension bar
Rotated in installation set, realize the connection with circular closure, the opener of the circular closure quickly, can be dismantled effortlessly
It is high with the work of installation circular closure, work efficiency.
Technical solution 2：On the basis of technical solution 1, at least one extension bar is set along the axial activity of force lever.
Its advantage is：The axial activity of at least one extension bar along lever sets the relative position that can adjust two extension bars,
So that the opener of the circular closure is suitable for different size and the circular closure of size.
Technical solution 3：On the basis of technical solution 2, two extension bars are set along the axial activity of force lever.
Technical solution 4：On the basis of technical solution 1 or 2 or 3, the upper and lower ends of the extension bar, which are equipped with, to be used to prevent
The Stop structure that extension bar comes off out of extension bar installation set.
Technical solution 5：On the basis of technical solution 4, the upper end of extension bar is equipped with major diameter section.
Technical solution 6：On the basis of technical solution 4, the lower end edge extension bar of the extension bar is radially provided with through hole,
Inserting position-limitting pin in through hole.
Technical solution 7：On the basis of technical solution 1 or 2 or 3, it is fixedly connected in extension bar installation set and is useful for inserting
The lever sleeve of force lever, the lever sleeve are arranged with extension bar installation set in cross.
Technical solution 8：On the basis of technical solution 7, along the radial direction of lever sleeve on the outer circumferential surface of the lever sleeve
Equipped with threaded hole, the screw for fixed force lever is fitted with threaded hole.Its advantage is：Screw being capable of truck dead lever
Position in lever sleeve, when carrying out the disassembly and installation work of circular closure, lever will not be moved axially and circumferentially turned
It is dynamic, ensure the stabilization of lever in disassembly process.
Technical solution 9：On the basis of technical solution 7, the both ends of the force lever, which are equipped with, to be used to prevent lever sleeve
The Stop structure to come off from lever.
Technical solution 10：On the basis of technical solution 9, the both ends of the force lever are respectively along the radial direction of force lever
Equipped with through hole, position-limitting pin is inserted in through hole.
Technical solution 11：On the basis of technical solution 5, the major diameter section of the extension bar is equipped with anti-slip rubber leather sheath.Its
Beneficial effect is：When rotating extension bar, increase the frictional force between hand and extension bar.
Brief description of the drawings
Fig. 1 is the structure diagram of the opener of the utility model circular closure；
Fig. 2 is the bottom view of the opener of the circular closure shown in Fig. 1.
Description of reference numerals：1. exert a force lever；2. lever sleeve；3 extension bar installation sets；4. the first extension bar；5. second
Extension bar；6. hex(agonal)screw；7. external screw thread；8. position-limitting pin.
Embodiment
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The embodiment 1 of the opener of the circular closure of the utility model, as shown in Figure 1 to Figure 2, which opens
Opening instrument includes two extension bars, and two extension bars are respectively the first extension bar 4 and the second extension bar 5, and the bottom of extension bar is set
The external screw thread 7 being adapted to the internal thread on circular closure is useful for, the opener of circular closure further includes force force lever
1, force force lever 1 on be interval with extension bar installation set 3, extension bar is inserted into 3 in extension bar installation set.
Force lever 1 is cylindrical-shaped structure, and two extension bars set along the axial activity of force lever 1, set on extension bar
It is useful for preventing the Stop structure that extension bar comes off out of extension bar installation set 3, extension bar upper end has a major diameter section, on extension bar
Through hole is radially provided with along the lower end edge extension bar of extension bar, inserting position-limitting pin 8 in through hole.The radial direction of extension bar installation set 3
Outside is fixed with lever sleeve 2, and force 1 sleeve weld of lever is in extension bar installation set 3, and exert a force 1 sleeve of lever and extension bar
Installation set 3 arranges that force lever 1 is inserted into lever sleeve 2 in cross, realizes axis of two extension bars along force lever 1
Set to activity.Along the threaded hole that is radially provided with of lever sleeve 2 on the outer circumferential surface of lever sleeve 2, it is fitted with and is used in threaded hole
The screw of fixed force lever.Be radially provided with through hole of the both ends of force lever 1 along force lever 1, the interior inserting spacer pin of through hole
Nail 8 prevents two extension bars from coming off from force lever 1.
When the circular closure of circular explosion-proof wiring box is dismantled or installed using the utility model, the first extension bar 4 is adjusted
With position of second extension bar 5 on force lever 1, the first extension bar 4 and the second extension bar 5 is set to be respectively aligned on circular closure
Internal thread hole.Rotating the first extension bar 4 makes the external screw thread 7 of 4 bottom of the first extension bar screw in the internal thread hole on circular closure
Interior, similarly, the second extension bar 5 of rotation makes the external screw thread 7 of 5 bottom of the second extension bar screw in the internal thread hole in circle capping.
Along the axially withdrawn force lever 1 of lever sleeve 2 until the position-limitting pin 8 of force lever 1 one end is contacted with lever sleeve 2, divide
Hex(agonal)screw 6 on other rotating lever sleeve 2, so that the position of fixed force lever 1.
Force lever 1 is rotated counterclockwise in the power in 90 ° of directions using with force lever 1, circular closure is opened, using with applying
Power lever 1 rotates clockwise force lever 1 in the power in 90 ° of directions, installs circular closure.Prevent when circular closure will be disengaged from circle
During quick-fried junction box, the first extension bar 4 can be held and the second extension bar 5 is rotationally disengaged.Around circular explosion-proof wiring box
Operating space it is limited when, can loosen hex(agonal)screw 6 movement force lever 1 adjust torque.In addition, loosen 6 energy of hex(agonal)screw
The position of extension bar is enough adjusted by shift lever sleeve 2, the opener of the circular closure is suitable for different sizes
Circular explosion-proof wiring box.
In other embodiments, what two extension bars could alternatively be activity setting pulls body, will the circular closure open
The instrument of opening repacks F Wrench into, is used in controlled valve.
The embodiment 2 of the opener of the utility model circular closure, is with the difference of embodiment 1, and exert a force thick stick
Bar 1 is rectangular parallelepiped structure, and sliding slot is opened up among lever, and sliding slot both sides are symmetrical arranged strip hole, and extension bar upper end sets and slides
The sliding block of groove adaptation, sliding block are equipped with the bolt hole with strip hole perforation, and it is built-in in bolt hole that extension bar is moved to relevant position
Upper bolt is simultaneously fixed by nut.
The embodiment 3 of the opener of the utility model circular closure, is with the difference of embodiment 1, and two add
Power bar is fixed on force lever 1, is arranged with force lever 1 in F shapes.
The embodiment 4 of the opener of the utility model circular closure, is with the difference of embodiment 1, and first adds
Power bar 4 is fixed on force lever 1 and is set with the 1 L-shaped arrangement of lever that exerts a force, the second extension bar 5 along the axial activity of force lever 5
Put.
The embodiment 5 of the opener of the utility model circular closure, is, extension bar with the difference of embodiment 1
Head be not provided with rubber sleave.
The embodiment 6 of the opener of the utility model circular closure, is, extension bar with the difference of embodiment 1
It is fixed on force lever 1,1 both ends of force lever extend along the direction away from extension bar.
The embodiment 7 of the opener of the utility model circular closure, is, extension bar with the difference of embodiment 1
Installation set and the T-shaped arrangement of lever sleeve, extension bar installation set are integrally formed with lever sleeve.
The embodiment 8 of the opener of the utility model circular closure, is, extension bar with the difference of embodiment 1
Stop structure is all not provided with upper and force lever 1.
It is larger, larger with internal thread hole, sealing force that the opener of the utility model circular closure can be applied to size
Circular closure disassembly and installation work, can quickly, effortlessly disassemble and install the circular explosion-proof of various specifications and size
The circular closure of case.
Claims (11)
1. the opener of circular closure, including two extension bars, the bottom of extension bar, which is equipped with, to be used for and the spiral shell on circular closure
The external screw thread of pit adaptation, it is characterised in that：The opener of the circular closure further includes force lever, on the lever that exerts a force between
Every equipped with extension bar installation set, extension bar is inserted into extension bar installation set.
2. the opener of circular closure according to claim 1, it is characterised in that：At least one extension bar edge force thick stick
The axial activity of bar is set.
3. the opener of circular closure according to claim 2, it is characterised in that：Two extension bars are along force lever
Axial activity set.
4. the opener of the circular closure according to claim 1 or 2 or 3, it is characterised in that：Above and below the extension bar
Both ends are equipped with the Stop structure for being used for preventing that extension bar from coming off out of extension bar installation set.
5. the opener of circular closure according to claim 4, it is characterised in that：The upper end of extension bar is equipped with major diameter
Section.
6. the opener of circular closure according to claim 4, it is characterised in that：The lower end edge reinforcing of the extension bar
Bar is radially provided with through hole, and position-limitting pin is inserted in through hole.
7. the opener of the circular closure according to claim 1 or 2 or 3, it is characterised in that：The extension bar installation set
On be fixedly connected with the lever sleeve for being useful for inserting force lever, the lever sleeve and extension bar installation set are in cross cloth
Put.
8. the opener of circular closure according to claim 7, it is characterised in that：On the outer circumferential surface of the lever sleeve
Along the threaded hole that is radially provided with of lever sleeve, the screw for fixed force lever is fitted with threaded hole.
9. the opener of circular closure according to claim 7, it is characterised in that：The both ends of the force lever are equipped with
For the Stop structure for preventing lever sleeve from coming off from lever.
10. the opener of circular closure according to claim 9, it is characterised in that：The both ends point of the force lever
Not along the through hole that is radially provided with of force lever, the interior inserting position-limitting pin of through hole.
11. the opener of circular closure according to claim 5, it is characterised in that：The major diameter section of the extension bar is set
There is anti-slip rubber leather sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721299318.XU CN207358989U (en) | 2017-10-10 | 2017-10-10 | The opener of circular closure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721299318.XU CN207358989U (en) | 2017-10-10 | 2017-10-10 | The opener of circular closure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207358989U true CN207358989U (en) | 2018-05-15 |
Family
ID=62346781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721299318.XU Active CN207358989U (en) | 2017-10-10 | 2017-10-10 | The opener of circular closure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207358989U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116394199A (en) * | 2023-06-08 | 2023-07-07 | 成都飞机工业（集团）有限责任公司 | Aircraft flap dismounting device and aircraft flap dismounting method |
-
2017
- 2017-10-10 CN CN201721299318.XU patent/CN207358989U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116394199A (en) * | 2023-06-08 | 2023-07-07 | 成都飞机工业（集团）有限责任公司 | Aircraft flap dismounting device and aircraft flap dismounting method |
| CN116394199B (en) * | 2023-06-08 | 2023-10-03 | 成都飞机工业（集团）有限责任公司 | Aircraft flap dismounting device and aircraft flap dismounting method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |