CN208831457U - Combined screw - Google Patents
Combined screw Download PDFInfo
- Publication number
- CN208831457U CN208831457U CN201821387758.5U CN201821387758U CN208831457U CN 208831457 U CN208831457 U CN 208831457U CN 201821387758 U CN201821387758 U CN 201821387758U CN 208831457 U CN208831457 U CN 208831457U
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- China
- Prior art keywords
- screw
- plain cushion
- combined
- spring washer
- nut
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- 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.)
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Abstract
The utility model provides a kind of combined screw, belongs to screw technical field.The combined screw includes screw and plain cushion, is provided with screw thread on screw, and along the axial direction of screw, the thread helix on screw is coiled on the side wall of screw.Plain cushion is annular, is provided with screw thread corresponding with the screw thread on screw at the hollow position of plain cushion, and plain cushion can be connect with screw thread, and plain cushion is used for the second end across screw, and is fixed on screw at the position of the first end of screw.The outer diameter of plain cushion is greater than the maximum gauge of screw.The utility model improves the prior art and cannot quickly produce, easily waste the technical issues of material and cost.
Description
Technical field
The utility model relates to screw technical fields, in particular to a kind of combined screw.
Background technique
Compared with normal screws, the mechanical performance of combined screw is stronger, and due to the presence of spring washer, combined screw can
Play good anti-loose effect.The manufacturing process of combined screw is first successively to be through spring washer and plain cushion on screw rod, then in screw rod
Upper plain cushion position threading below is to form screw thread.Under the action of the screw thread on screw rod, the spring washer and plain cushion of combined screw are not
It can fall off from screw rod.
In use, spring washer can be abutted with plain cushion, not can enter the thread segment on screw rod, bullet due to plain cushion
Pad can increase the pressure between screw thread and external object on screw rod, and then can increase screw rod and foreign objects with screw
Frictional resistance between body plays the role of loosening.
But since combined screw only uses on specific product material, the purposes of normal screws is more than combined screw
Extensively, it therefore generally requires when needing using combined screw to customize in producer at present, when needing using large batch of combined screw
When, since production combined screw needs the regular hour, easily leading to combined screw, supply falls short of demand.
And since spring washer and plain cushion cannot be disassembled from existing combined screw, when spring washer or plain cushion damage
When, existing combined screw can only integrally be thrown away to the screw more to renew, and then cause to waste material and cost of idleness.
Utility model content
The purpose of this utility model is to provide a kind of combined screws, cannot quickly be produced with solving the prior art, Yi Lang
The technical issues of taking material and cost.
The utility model provides a kind of combined screw, including screw, further includes plain cushion；
Screw thread is provided on screw, along the axial direction of screw, the thread helix on screw is coiled on the side wall of screw；
Plain cushion is annular, is provided with screw thread corresponding with the screw thread on screw at the hollow position of plain cushion, plain cushion can
It is connect with screw thread, plain cushion is used for the second end across screw, and is fixed on screw close to the position of the first end of screw
Place；
The outer diameter of plain cushion is greater than the maximum gauge of screw.
Further, combined screw further includes spring washer；
Spring washer is helical form, and the helical trajectory of spring washer is capable of forming cylinder, and the internal diameter of spring washer is greater than the diameter of screw,
Spring washer can be socketed on screw, and the first end of spring washer can be abutted with the first end of screw, the second end of spring washer can with it is flat
Pad abuts.
Further, combined screw further includes limit film；
Plain cushion has a preset thickness, the lateral wall of plain cushion to perforation, limit film are provided between the inner sidewall of plain cushion can
It is plugged in perforation, and is abutted with the screw thread on screw, to fix plain cushion.
Further, the first end of limit film is located at the inner sidewall of plain cushion, and the second end of limit film is close to the outer of plain cushion
Side wall, the first end of limit film are arc.
Further, the second end of limit film is exposed to except the lateral wall of plain cushion.
Further, screw includes nut and screw rod；
Nut is affixed with screw rod, and nut is located at the first end of screw, is provided with screw thread on screw rod；
The radius of nut is greater than the radius of screw rod.
Further, the shape of nut is cylinder, and the internal diameter of spring washer is less than the diameter of nut.
Further, the outer diameter of spring washer is less than or equal to the diameter of nut.
Further, vertical line is provided on the side wall of nut.
Further, plain cushion is circular ring shape.
Combined screw provided by the utility model can generate it is following the utility model has the advantages that
The utility model provides a kind of combined screw, including screw and plain cushion, screw thread is provided on screw, along the axis of screw
To the thread helix on screw is coiled on the side wall of screw.Plain cushion is annular, is provided at the hollow position of plain cushion and screw
On the corresponding screw thread of screw thread.
Due to being provided with screw thread corresponding with the screw on screw on plain cushion, plain cushion can connect with screw thread
It connects, plain cushion can be fixed on screw.In use, it since the outer diameter of plain cushion is greater than the maximum gauge of screw, puts down
Pad can still play the role of increasing combined screw and external object contact area.
When needing using combined screw provided by the utility model, plain cushion can also be socketed in used in everyday common
On screw, plain screw and plain cushion are used cooperatively, also can achieve the using effect of combined screw.Compared with prior art,
Plain cushion and plain screw can be cooperated use by combined screw provided by the utility model, manufacture combined screw
When, screw thread can be set in plain cushion, then plain cushion and plain screw are used in combination, and then manufacture combination can be saved
The time of screw, and reduce the manufacturing cost of combined screw.
Meanwhile when plain cushion or screw damage, compared with prior art, in combined screw provided by the utility model
Plain cushion or screw are easily changed, and screw is readily available, can further save material and resource, and can be eager more
New combined screw is provided as early as possible when changing combined screw.
As can be seen that combined screw provided by the utility model, which improves the prior art, cannot quickly produce, easily waste material
The technical issues of material and cost.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of combined screw provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of the screw in Fig. 1；
Fig. 3 is the structural schematic diagram of the plain cushion in Fig. 1；
Fig. 4 is the structural schematic diagram of the spring washer in Fig. 1.
In figure:
100- screw；200- plain cushion；300- spring washer；101- nut；102- screw rod.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment be only the utility model a part of the embodiment, instead of all the embodiments.Usually described in attached drawing here
It can arrange and design with a variety of different configurations with the component of the utility model embodiment shown.Therefore, below to
The detailed description of the embodiments of the present invention provided in attached drawing is not intended to limit the model of claimed invention
It encloses, but is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, is fallen within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In addition, in the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
The utility model provides a kind of combined screw, carries out with reference to the accompanying drawing to combined screw provided by the utility model
Detailed description:
Embodiment:
As shown in Figure 1, the present embodiment provides a kind of combined screw, including screw 100 and plain cushion 200, as shown in Fig. 2, spiral shell
It is provided with screw thread on nail 100, along the axial direction of screw 100, the thread helix on screw 100 is coiled on the side wall of screw 100.
Wherein, it as shown in figure 3, plain cushion 200 is annular, is provided with and the spiral shell on screw 100 at the hollow position of plain cushion 200
The corresponding screw thread of line, plain cushion 200 can be threadedly coupled with screw 100, and plain cushion 200 is used for the second end across screw 100, and
It is fixed on screw 100 at the position of the first end of screw 100.The maximum that the outer diameter of plain cushion 200 is greater than screw 100 is straight
Diameter.
Due to being provided with screw thread corresponding with the screw 100 on screw 100 on plain cushion 200, plain cushion 200 can be with
Screw 100 is threadedly coupled, and plain cushion 200 can be fixed on screw 100.In use, since the outer diameter of plain cushion 200 is greater than
The maximum gauge of screw 100, therefore plain cushion 200 can still play the work for increasing combined screw and external object contact area
With.
As shown in Fig. 2, screw 100 provided in this embodiment can be plain screw used in daily life, needing
When using combined screw provided in this embodiment, plain cushion 200 can be socketed on plain screw used in everyday.By common spiral shell
Nail is used cooperatively with plain cushion 200, also can achieve the using effect of combined screw.
Compared with prior art, combined screw provided in this embodiment can cooperate plain cushion 200 and plain screw
It uses, when manufacturing combined screw, screw thread can be set in plain cushion 200, then combine plain cushion 200 with plain screw
It is used together, and then the time of manufacture combined screw can be saved, and reduce the manufacturing cost of combined screw.
Meanwhile when plain cushion 200 or screw 100 damage, compared with prior art, combined screw provided in this embodiment
In plain cushion 200 or screw 100 be easily changed, and screw 100 is readily available, can further save material and resource,
And new combined screw can be provided as early as possible when being eager to replace combined screw.
As can be seen that combined screw provided in this embodiment, which improves the prior art, cannot quickly produce, easily waste material
And the technical issues of cost.
As shown in Figure 2 and Figure 4, combined screw provided in this embodiment can also include spring washer 300, and spring washer 300 can be
Helical form, and the helical trajectory of spring washer 300 is capable of forming cylinder, the internal diameter of spring washer 300 is greater than the diameter of screw 100, spring washer
300 can be socketed on screw 100, and the first end of spring washer 300 can be abutted with the first end of screw 100, and the second of spring washer 300
End can be abutted with plain cushion 200.
In practical applications, as shown in figure 4, the height of spiral helicine spring washer 300 can be smaller.In use, may be used
Spring washer 300 to be socketed on screw 100, and abut the first end of spring washer 300 and the first end of screw 100, spring washer 300
Second end is abutted with plain cushion 200, while is fixed on plain cushion 200 on screw 100 at the position of spring washer 300, so that spring washer
300 extruding by 100 first end of plain cushion 200 and screw.
As shown in figure 4, the first end and second end of spring washer 300 can have difference in height in the vertical direction.
Wherein, since spring washer 300 is compressed between the first end of screw 100 and plain cushion 200 and spring washer 300 has
The ability that elasticity is restored, therefore spring washer 300 can make biggish extruding force to plain cushion 200, plain cushion 200 is fixed on screw 100, can
The extruding force being subject to is passed to screw 100.Again due to having screw thread on screw 100, screw 100 passes through screw thread and foreign objects
Body connection, the extruding force that screw 100 is subject to can further pass to external object by screw thread.Therefore spring washer 300 can be with
Make the pressure increase between screw 100 and external object, and then the resistance of the friction between spring washer 300 and external object can be increased
Power is mounted on screw 100 is stable on external object.
As can be seen that spring washer 300 can make combined screw provided in this embodiment more be stably fixed to external object
On, therefore the present embodiment preferably includes spring washer 300, spring washer 300 is arranged between the first end of screw 100 and plain cushion 200.
Further, combined screw provided in this embodiment can also include limit film, and plain cushion 200 can have default thickness
Degree, the lateral wall of plain cushion 200 can be plugged in perforation to perforation, limit film can be set between the inner sidewall of plain cushion 200,
And abutted with the screw thread on screw 100, to fix plain cushion 200.
Wherein, there is no limit the thickness of plain cushion 200 can be 0.3 millimeter~7 millimeters to preset thickness.
In practical applications, first spring washer 300 can be socketed on screw 100 at the position of 100 first end of screw,
Plain cushion 200 is connected through a screw thread again and is fixed on screw 100 at the position of spring washer 300, then limit film is passed through into plain cushion
Perforation between 200 lateral walls and inner sidewall is mounted in plain cushion 200, while is inserted in limit film in perforation close to plain cushion 200
One end of inner sidewall is abutted with the screw thread on screw 100.Further, the end that limit film can be made and the spiral shell on screw 100
Recess in line abuts.
As can be seen that limit film can prevent plain cushion 200 axial in screw 100 during using the combined screw
Fixed plain cushion 200 is played the role of in upper movement.
Therefore, the present embodiment preferably includes limit film, and limit film can be used for being plugged in the perforation on plain cushion 200.
Further, the first end of limit film is located at the inner sidewall of plain cushion 200, and the second end of limit film is close to plain cushion
200 lateral wall, the first end of limit film are arc.
In actual application, the first end of limit film can be abutted with the screw thread on screw 100, in order to make limit film
It is preferably abutted together with screw 100, the first end of limit film can be arc corresponding with the side wall radian of screw 100
Shape.
It can be seen that the connection that first end can be more stable by the screw thread of limit film and screw 100 for the limit film of arc
Together, and then can play the role of preferably limiting 200 position of plain cushion.
Therefore the first end of the preferred limit film of the present embodiment is arc.
Further, the second end of limit film can be exposed to except the lateral wall of plain cushion 200.
In practical applications, after limit film being inserted in plain cushion 200, limit film can be used for fixed plain cushion 200.But work as
When needing to dismantle the combined screw, need to take out limit film from plain cushion 200, if the second end of limit film is exposed to plain cushion
Except 200 lateral wall, then easily limit film can be taken out from plain cushion 200 by the outer second end that is exposed to of limit film
Out.
In use, the second end of limit film is exposed to except the lateral wall of plain cushion 200 and easy to disassemble can limit
Piece.
The second end of the preferred limit film of the present embodiment is exposed to except the lateral wall of plain cushion 200.
Further, there is no limit the shape of the preferred limit film of the present embodiment is quadrangle to the shape of limit film.
In the present embodiment, also there is no limit it can also be magnetic that the material of limit film can be metal to the material of limit film
Iron, metal and magnet are not easy to damage, and when plain cushion 200 and screw 100 all have magnetism, limit film made of magnet can
It is connected in screw 100 with more stable.But magnet is not easy to process, therefore the material of limit film can be according to actual needs
It is selected.
In the present embodiment, screw 100 can also include nut 101 and screw rod 102, and nut 101 and screw rod 102 are affixed,
Nut 101 is located at the first end of screw 100, and screw thread is provided on screw rod 102, and the radius of nut 101 is greater than the half of screw rod 102
Diameter.
In use, the nut 101 in screw 100 and screw rod 102, which can be, welds together, and can also be
It is integrally formed when production.
In practical applications, the screw thread on screw rod 102 can be along the axial direction of screw rod 102, before one end spiral of screw rod 102
Proceed to the other end of screw rod 102.It can be covered with screw thread on screw rod 102, when using the combined screw, screw 100 can be
Plain screw in daily use.
When being eager using the combined screw, can only produce plain cushion 200 provided in this embodiment, then by plain cushion 200 with
Plain screw Rapid Combination together, can come into operation.
As can be seen that compared with prior art, combined screw provided in this embodiment, which can improve, is eager using combination spiral shell
The case where silk, quickly produces and quickly comes into operation.
Further, as depicted in figs. 1 and 2, the shape of nut 101 can be cylinder, and the internal diameter of spring washer 300 can be small
In the diameter of nut 101.
In practical applications, the internal diameter that the internal diameter of spring washer 300 is less than nut 101 can be such that the first end of spring washer 300 stablizes
Be connected on nut 101, therefore the internal diameter of the preferred spring washer 300 of the present embodiment be less than nut 101 diameter.
Further, the outer diameter of spring washer 300 can be less than or equal to the diameter of nut 101.
In use, the diameter that the outer diameter of spring washer 300 is less than or equal to nut 101 can further make spring washer
300 first end is stable to be connected on nut 101.
Wherein, as depicted in figs. 1 and 2, vertical line can be set on the side wall of nut 101.
During using combined screw provided in this embodiment, it is often necessary to which screw 100 is mounted on external object
On.And vertical line is arranged on the side wall of the nut 101 in screw 100 can increase the coefficient of friction on 101 surface of nut, Jin Erke
So that nut 101 and screw 100 are easily controllable.As can be seen that being provided with vertical line on the side wall of nut 101, can be will
Screw 100, which is mounted on external object, provides convenience.
Therefore, the present embodiment is preferably provided with vertical line on the side wall of nut 101.Wherein, the vertical line on nut 101 may be used also
To be replaced with anti-skid designs such as waveform decorative patterns.
Further, as depicted in figs. 1 and 2, plain cushion 200 can be circular ring shape.
In practical applications, there is no limit plain cushion 200 can be circular ring shape to the shape of plain cushion 200, can also be with flower
Side.The preferred plain cushion 200 of the present embodiment is circular ring shape.
In the present embodiment, there is no limit screws 100, plain cushion 200 for the material of screw 100, plain cushion 200 and spring washer 300
Material with spring washer 300 all can be steel.
Finally, it should be noted that embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the protection scope of the utility model is not limited thereto, although referring to aforementioned
The utility model is described in detail in embodiment, those skilled in the art should understand that: it is any to be familiar with this skill
The technical staff in art field within the technical scope disclosed by the utility model, still can be to skill documented by previous embodiment
Art scheme modify or can readily occur in variation or equivalent replacement of some of the technical features；And these modifications,
Variation or replacement, the spirit and model of the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
It encloses, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be wanted with the right
Subject to the protection scope asked.
Claims (10)
1. a kind of combined screw, including screw, which is characterized in that further include plain cushion；
It is provided with screw thread on the screw, along the axial direction of the screw, the thread helix on the screw is coiled in the screw
Side wall on；
The plain cushion is annular, is provided with screw thread corresponding with the screw thread on the screw at the hollow position of the plain cushion,
The plain cushion can be connect with the screw thread, and the plain cushion is used for the second end across the screw, and be fixed on described
On screw at the position of the first end of the screw；
The outer diameter of the plain cushion is greater than the maximum gauge of the screw.
2. combined screw according to claim 1, which is characterized in that the combined screw further includes spring washer；
The spring washer is helical form, and the helical trajectory of the spring washer is capable of forming cylinder, and the internal diameter of the spring washer is greater than institute
The diameter of screw is stated, the spring washer can be socketed on the screw, and the first end of the spring washer can be with the of the screw
One end abuts, and the second end of the spring washer can be abutted with the plain cushion.
3. combined screw according to claim 1, which is characterized in that the combined screw further includes limit film；
The plain cushion has a preset thickness, and the lateral wall of the plain cushion is to being provided with perforation, institute between the inner sidewall of the plain cushion
Stating limit film can be plugged in the perforation, and abut with the screw thread on the screw, with the fixation plain cushion.
4. combined screw according to claim 3, which is characterized in that the first end of the limit film is located at the plain cushion
At inner sidewall, for the second end of the limit film close to the lateral wall of the plain cushion, the first end of the limit film is arc.
5. combined screw according to claim 4, which is characterized in that the second end of the limit film is exposed to the plain cushion
Lateral wall except.
6. combined screw according to claim 2, which is characterized in that the screw includes nut and screw rod；
The nut and the screw rod are affixed, and the nut is located at the first end of the screw, are provided with screw thread on the screw rod；
The radius of the nut is greater than the radius of the screw rod.
7. combined screw according to claim 6, which is characterized in that the shape of the nut is cylinder, the spring washer
Internal diameter be less than the nut diameter.
8. combined screw according to claim 7, which is characterized in that the outer diameter of the spring washer is less than or equal to the spiral shell
The diameter of cap.
9. combined screw according to claim 6, which is characterized in that be provided with vertical line on the side wall of the nut.
10. -9 described in any item combined screws according to claim 1, which is characterized in that the plain cushion is circular ring shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821387758.5U CN208831457U (en) | 2018-08-27 | 2018-08-27 | Combined screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821387758.5U CN208831457U (en) | 2018-08-27 | 2018-08-27 | Combined screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208831457U true CN208831457U (en) | 2019-05-07 |
Family
ID=66310829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821387758.5U Active CN208831457U (en) | 2018-08-27 | 2018-08-27 | Combined screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208831457U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691872A (en) * | 2018-08-27 | 2018-10-23 | 江苏标五紧固件有限公司 | Combined screw |
-
2018
- 2018-08-27 CN CN201821387758.5U patent/CN208831457U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691872A (en) * | 2018-08-27 | 2018-10-23 | 江苏标五紧固件有限公司 | Combined screw |
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