CN207735668U - A kind of rust nut cap extracting tool - Google Patents
A kind of rust nut cap extracting tool Download PDFInfo
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- CN207735668U CN207735668U CN201721672406.XU CN201721672406U CN207735668U CN 207735668 U CN207735668 U CN 207735668U CN 201721672406 U CN201721672406 U CN 201721672406U CN 207735668 U CN207735668 U CN 207735668U
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- nut cap
- extracting tool
- rust
- nut
- shell
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Abstract
The utility model is related to a kind of rust nut cap extracting tools.The nut cap extracting tool that becomes rusty includes shell, and the shell end is equipped with the telescopic end that can be moved forward and backward, and the telescopic end has or be connected with the cutter head for dismantling rust nut cap, the shell to be equipped with the Stop structure tensed to flexible extreme direction for the nut cap that will become rusty.When dismantling nut using the rust nut cap extracting tool of the utility model, during nut dismounting, it since nut Stop structure applies reaction force to nut, on the one hand can ensure that nut stablizes stress in cutting process, improve the accuracy of cutting rust nut cap；On the other hand it effectively prevents because forcing dismounting that screw hole is caused to deform.
Description
Technical field
The utility model is related to a kind of rust nut cap extracting tools.
Background technology
Petrochemical industry mechanical equipment periodically need to be maintained and maintain because working environment is severe.Currently,
Many mechanical equipments of China's oil chemical field are using the connection type connection that is screwed, and fastening bolt is with nut strong rotten
Easily getting rusty in erosion, easy fouling, the environment that easily gets rusty, it is dead even to become rusty.When m of e, the dead spiral shell that especially becomes rusty that gets rusty is dismantled
When female, using when conventional extracting tool, there are following drawbacks：1）Screw corrosion-deformation or rust are dead, it is relatively painstaking when spanner rotates or
It rotates at all motionless, nut can not be dismantled；2）Since screw corrosion-deformation or rust are dead, it is difficult to ensure when being dismantled using conventional tool
External force is uniform, and axle center is symmetrical；3）When dismantling nut using spanner, hand vice or other extracting tools, it is easy to cause screw ontology
Deformation, or even destroy screw hole；4）Since screw corrosion-deformation or rust are dead, do not have secondary use value, is using spanner, pincers
When son or other conventional tools dismounting nut, the time-consuming and laborious and larger operating space of need.
Utility model content
The purpose of this utility model is to provide a kind of rust nut cap extracting tool, solve what rust nut cap was difficult to dismantle
Problem.
To achieve the above object, the rust nut cap extracting tool of the utility model includes shell, and the shell end is equipped with
The telescopic end that can be moved forward and backward, the telescopic end have or are connected with the cutter head for dismantling rust nut cap, and the shell is equipped with
The Stop structure tensed to flexible extreme direction for the nut cap that will become rusty.
When dismantling nut using the rust nut cap extracting tool of the utility model, first by the Stop structure block on tool
The nut dismantled firmly is needed, telescopic end is stablized with dynamic cutter head firmly will need the nut for the rust corrosion dismantled to cut, so as to
It is enough quickly to disassemble the dead screw and nut of corrosion rust, since in disassembly process, external force is sent out by telescopic end, by spiral shell
Female Stop structure applies reaction force, on the one hand can ensure that nut stablizes stress in cutting process, improves the dead spiral shell of cutting rust
Female accuracy；On the other hand it effectively prevents because forcing dismounting that screw hole is caused to deform.
The telescopic end passes through hydraulic-driven as a further improvement of the utility model,.Hydraulic-driven is steady, has an effect not
It is lofty, help slowly to exert a force to rust nut cap, effectively prevent causes nut to fly out because force is too quickly hurts sb.'s feelings.
The telescopic end holds out against structure driving by screw thread as a further improvement of the utility model,.Screw thread holds out against knot
Structure driving is steady, it is not lofty to have an effect, and helps slowly to exert a force to rust nut cap, effectively prevents causing nut to fly because force is too quickly
Go out to hurt sb.'s feelings.
Three kinds of above-mentioned technical solutions are further improved respectively, the Stop structure is connected to shell close to telescopic end
One end.Stop structure is connected to the one end of fixing end close to telescopic end, is on the one hand connect with telescopic end convenient for Stop structure, another
Aspect is conducive to fixing end and tenses rust nut cap to Stop structure force.
As being further improved for the above-mentioned rust nut cap extracting tool of the utility model, the Stop structure and shell screw thread
Connection.It is high to be threadedly coupled intensity, and there is larger pretightning force, is conducive to shell and exerts a force to Stop structure.
As being further improved for the above-mentioned rust nut cap extracting tool of the utility model, problem to be solved in the utility model
It is the nut for various sizes, the rust nut cap extracting tool of the utility model is applicable, and shell is equipped with for gear thus
The screw thread that only structure moves left and right.
Above provide two kinds of technical solutions, are further improved on this basis, and the Stop structure includes fixed frame, institute
It states fixed frame and is connected with clip.Fixed frame is conducive to clip and is connect with shell.
For being further improved for the above-mentioned rust nut cap extracting tool of the utility model, the clip is semicircle ring structure,
And clip is open towards cutter head.Clip is semicircle ring structure and is open towards cutter head that semicircular ring clip blocks nut to be removed,
Clip upper and lower ends stress balance avoids clip because unbalance stress moves up and down, to enhance the utility model
Stability when the nut cap extracting tool that becomes rusty uses.
For being further improved for three kinds of technical solutions formerly providing, the telescopic end and cutter head releasable connection.Cutter head
Releasable connection for the replaceable different cutter heads of different size of nut, and can be replaced on telescopic end when cutter head damage,
The rust nut cap extracting tool for being conducive to the utility model is used for a long time.
For being further improved for three kinds of technical solutions formerly providing, the edge of a knife of the cutter head is flat mouth shape structure.It is flat
Mouth shape cutter head and nut contact area to be removed are big, more conducively exert a force to nut to be removed.
Description of the drawings
Fig. 1 is the front view of the embodiment 1 of the rust nut cap extracting tool of the utility model；
Fig. 2 is the vertical view of the embodiment 1 of the rust nut cap extracting tool of the utility model；
Fig. 3 is the left view of the embodiment 1 of the rust nut cap extracting tool of the utility model；
In attached drawing：1, shell；2, telescopic end；3, cutter head；4, clip；5, fixed frame；6, handle；7, screw thread is adjusted.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment 1 of the rust nut cap extracting tool of the utility model, as shown in Figure 1 to Figure 3, including hydraulic booster
Device, hydraulic booster include shell 1 and the telescopic end 2 mounted on 1 one end of shell, and shell 1 has away from the end of telescopic end 2
Handle 6.Shell 1 in the present embodiment is the thick cylinder in the thin rear end in front end, is alternatively other shapes knot in other embodiments
Structure.In addition, it should be noted that the hydraulic booster of the utility model is known technology, no longer have herein with regard to hydraulic booster inside
Body structure illustrates.There is screw thread, telescopic end 2 to be connected through a screw thread cutter head 3 on 2 head of telescopic end of hydraulic booster, this
Cutter head 3 in embodiment is that cylindrical steel column material burnishes and fabricates, and convenient for the nut that cutting needs to dismantle, cutter head 3 is welded
It is connected on one of steel pipe, steel pipe sets internal thread, can be with the mating make-up of screw thread on hydraulic booster telescopic end 2,3 structure of cutter head
Tabular, in this way the advantages of design are easy for pressing to nut to be removed.
Hydraulic booster shell 1 is connected with Stop structure close to the end of telescopic end 2, the Stop structure packet in the present embodiment
Clip 4 and the fixed frame being fixedly connected with clip 45 are included, clip 4 and fixed frame 5 are made by steel, in other implementations
Clip is alternatively bar or baffle etc. in example.The part that fixed frame 5 is connect with hydraulic booster shell 1 is around 1 one weeks frames of shell
Frame, the frame are together by a threaded connection by four pieces of tablets and are formed.The vertical direction at the middle part of two parallel edges of frame passes through
It is bolted connecting plate, vertical direction of two pieces of connecting plates in its end is connected with clip 4.Clip 4 in the present embodiment is semicircle
Shape structure, and the opening of semicircle clip 4 is towards cutter head 3.And has to accommodate between semicircle clip 4 and cutter head 3 and wait for
The gap of nut is dismantled, certain gap can be configured according to the size of nut to be removed.
In order to make the rust nut cap extracting tool of the utility model be suitable for more different size of nuts, that is to say, that
Gap between semicircle clip 4 and cutter head 3 can be adjustable according to the size of nut to be removed.Fixed frame 5 and hydraulic booster shell
Body 1 can be connected through a screw thread mode, and the adjusting with the threaded adapter on fixed frame 5 is arranged on hydraulic booster shell 1
Screw thread 7.Adjusting screw thread 7 in the present embodiment is circumferentially covered in 1 thinner front end of entire hydraulic booster shell, adjusts screw thread 7
Be arranged that length is longer, can the large range of link position for adjusting fixed frame 5 and hydraulic booster shell 1, thus wide range
The gap range adjusted between cutter head 3 and clip, and then the rust nut cap extracting tool for being conducive to the utility model is suitable for
More different size of nuts.Here it should be noted that, the spiral shell of many major diameters is contained on the mechanical equipment of petrochemical industry
Mother is difficult to be disassembled using conventional extracting tool, and the rust nut cap extracting tool of the utility model is applicable to not because of it
With the nut of size diameter, the rust nut cap dismounting that can be suitable for well on petrochemical industry mechanical equipment.
The rust nut cap extracting tool of the utility model according to the size of rust nut cap to be removed in use, screw solid first
Frame 5 is determined to the distance between cutter head 3 and clip 4 to rust nut cap diameter to be removed is slightly larger than, and clip 4 is then blocked into needs and is torn open
The nut unloaded starts hydraulic booster, and the rust corrosion dismantled will firmly be needed by being stablized with dynamic cutter head 3 by hydraulic booster
Nut is cut, and so as to quickly disassemble become rusty dead screw and nut of corrosion, due in disassembly process, external force is
It is sent out by hydraulic booster, reaction force is applied by nut clip, on the one hand can ensure nut stress in cutting process
Uniformly, the accuracy cut to it is improved；On the other hand it effectively prevents because forcing dismounting that screw hole is caused to deform.And this practicality
Novel rust nut cap extracting tool need to only be manually operated without using electric power, effectively prevent producing using electric tool
Raw electric spark, is highly suitable for the petrochemical industry production scene that No Open Flames.
The specific embodiment 2 of the rust nut cap extracting tool of the utility model is hydraulic pressure with the difference place of embodiment 1
Booster is replaced by screw drive structure, and the screw drive structure in the present embodiment includes shell, and shell end has can be front and back
The telescopic end of movement, the screw thread that there is enclosure interior driving telescopic end to move forward and backward hold out against structure.Other are same as Example 1,
It repeats no more.
The specific embodiment 3 of the rust nut cap extracting tool of the utility model, the fixed frame in the present embodiment are fixedly connected
In hydraulic booster fixing end, other are same as Example 1, repeat no more.
The specific embodiment 4 of the rust nut cap extracting tool of the utility model, the cutter head in the present embodiment are fixedly connected on
On hydraulic booster, cutter head is fixedly connected with the intensity of increased cutter head with hydraulic booster and cutter head is prevented to fall, but also has
The shortcomings that nut cap extracting tool that makes entirely to become rusty in turn can not use can not be replaced after cutter head damage.
The shape of cutter head in above-described embodiment can also be replaced by other shapes such as tapers.
Claims (10)
1. a kind of rust nut cap extracting tool, it is characterised in that：Including shell, the shell end is stretched equipped with what can be moved forward and backward
Contracting end, the telescopic end have or are connected with the cutter head for dismantling rust nut cap, the shell to be equipped with for the dead spiral shell that will become rusty
The Stop structure that mother tenses to flexible extreme direction.
2. rust nut cap extracting tool according to claim 1, it is characterised in that：The telescopic end passes through hydraulic-driven.
3. rust nut cap extracting tool according to claim 1, it is characterised in that：The telescopic end holds out against knot by screw thread
Structure drives.
4. according to claim 1 ~ 3 any one of them rust nut cap extracting tool, it is characterised in that：The Stop structure connection
In shell close to one end of telescopic end.
5. rust nut cap extracting tool according to claim 4, it is characterised in that：The Stop structure connects with shell screw thread
It connects.
6. rust nut cap extracting tool according to claim 5, it is characterised in that：Before and after shell is equipped with for Stop structure
Mobile thread segment.
7. rust nut cap extracting tool according to claim 5 or 6, it is characterised in that：The Stop structure includes fixing
Frame, the fixed frame are connected with clip.
8. rust nut cap extracting tool according to claim 7, it is characterised in that：The clip is semicircle ring structure, and
Clip is open towards cutter head.
9. according to claim 1 ~ 3 any one of them rust nut cap extracting tool, it is characterised in that：The telescopic end and cutter head
Releasable connection.
10. according to claim 1 ~ 3 any one of them rust nut cap extracting tool, it is characterised in that：The cutter head is flat mouth
Cutter head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721672406.XU CN207735668U (en) | 2017-12-05 | 2017-12-05 | A kind of rust nut cap extracting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721672406.XU CN207735668U (en) | 2017-12-05 | 2017-12-05 | A kind of rust nut cap extracting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207735668U true CN207735668U (en) | 2018-08-17 |
Family
ID=63117220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721672406.XU Active CN207735668U (en) | 2017-12-05 | 2017-12-05 | A kind of rust nut cap extracting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207735668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523709A (en) * | 2021-07-08 | 2021-10-22 | 中车太原机车车辆有限公司 | Overhauling method for chain-winding ratchet wheel |
-
2017
- 2017-12-05 CN CN201721672406.XU patent/CN207735668U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523709A (en) * | 2021-07-08 | 2021-10-22 | 中车太原机车车辆有限公司 | Overhauling method for chain-winding ratchet wheel |
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