CN218235795U

CN218235795U - Spring locking type nut

Info

Publication number: CN218235795U
Application number: CN202121847091.4U
Authority: CN
Inventors: 叶德科
Original assignee: Suzhou Qiangbang Industrial Co ltd
Current assignee: Suzhou Qiangbang Industrial Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2023-01-06
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a spring locking formula nut belongs to nut technical field, including the spring locking piece, the spring locking piece includes anti-skidding gasket, spring and mount pad, the welding of spring top has anti-skidding gasket, the welding of spring bottom has the mount pad, mount pad demountable installation is on nut lateral wall upper portion, the mount pad includes first split ring, connecting rod and second split ring, the welding of connecting rod top has first split ring, the second split ring has been seted up to the connecting rod bottom, the equal welding in second split ring lateral wall both sides has drawn the piece, the nut includes first section, second section and third section, the terminal integration of first section is provided with the second section, the terminal integration of second section is provided with the third section, the utility model discloses spring locking formula nut accessible spring locking piece, locking effect is good and the convenient dismantlement of spring locking piece is changed.

Description

Spring locking type nut

Technical Field

The utility model relates to a nut field specifically is a spring locking formula nut.

Background

The nut is a nut and is screwed together with a bolt or a screw rod to play a role in fastening, an element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, non-ferrous metal (such as copper) and other types according to different materials, the nut is a part for tightly connecting mechanical equipment, the nut and the bolt can be connected together through inner threads with the same specification, and the spring nut is a rectangular nut with one side welded with a spring and matched with the spring for looseness prevention.

The conventional nut is easy to loosen after being used for a long time, so that the fastening effect is poor, the anti-loosening effect is poor, and the conventional spring nut spring is easy to damage and difficult to replace.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spring locking formula nut, the utility model discloses spring locking formula nut accessible spring locking piece is locking, and locking effectual and spring locking piece conveniently dismantle the change to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

including the spring retaining member, the spring retaining member includes anti-skidding gasket, spring and mount pad, the welding of spring top has anti-skidding gasket, the welding of spring bottom has the mount pad, mount pad demountable installation is on nut lateral wall upper portion, the mount pad includes first split ring, connecting rod and second split ring, the welding of connecting rod top has first split ring, the second split ring has been seted up to the connecting rod bottom, second split ring lateral wall both sides have all been welded and have been drawn the piece, the nut includes first section, second section and third section, the terminal integration of first section is provided with the second section, the terminal integration of second section is provided with the third section.

As a further aspect of the present invention: the top of the anti-skid gasket is provided with anti-skid grains.

As a further aspect of the present invention: the pull piece comprises a round head and a pull rod, and the round head is welded at the end of the pull rod.

As a further aspect of the present invention: and internal threads are formed on the inner side wall of the nut.

As a further aspect of the present invention: the semicircular groove has been seted up to first section lateral wall, the semicircular groove inside wall is connected with the connecting rod, the annular has been seted up to second section lateral wall, the annular inside wall is connected with the second split ring.

Compared with the prior art, the beneficial effects of the utility model are that:

the spring locking nut of the utility model can prevent looseness through the spring locking piece, has good looseness-preventing effect and is convenient to disassemble and replace the spring locking piece, when in use, a bolt is firstly installed into screw holes of two workpieces to be connected, then a spanner is used to install the nut into the tail part of the bolt, the top part of the antiskid gasket is contacted with the bottom part of the workpiece through antiskid grains, and then the bolt is screwed, so that the distance between the nut and the antiskid gasket is shortened, the spring is pressed to be shortened, the spring can generate continuous elastic force, the threaded connection pair of the nut and the bolt can continuously keep friction force, generate resistance moment and prevent the nut from loosening, and because the top part of the antiskid gasket is contacted with the bottom part of the workpiece through the antiskid grains, the antiskid effect is good, the friction force between the antiskid gasket and the bottom part of the workpiece is increased, the looseness is further prevented, and because the spring of the spring locking piece is easy to damage, when the spring damages, dismantle the nut from the bolt afterbody earlier, both hands hold the piece of pulling of second split ring both sides respectively and pull to both sides, it leaves the annular until the second split ring, the connecting rod leaves the half slot, separate mount pad and nut, draw the second split ring of new spring retaining member to draw the deformation again, make it can get into the annular, press the piece of pulling again, make second split ring laminating annular and cramp the annular, the connecting rod cramps the half slot this moment, the connecting rod makes the spring retaining member be difficult for rotating along the nut lateral wall with being connected of half slot, the second split ring makes the spring retaining member be difficult for reciprocating along the nut with being connected of annular, spacing effect is good, solve traditional spring nut locking effect poor and the difficult problem of changing of spring fragile.

Drawings

Fig. 1 is a schematic structural view of a spring lock nut according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a spring locking member of a spring locking nut according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a nut of a spring lock nut according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a nut of a spring lock nut according to an embodiment of the present invention.

In the figure: 1. a spring locking member; 2. a nut; 3. an anti-slip gasket; 4. a spring; 5. a mounting seat; 501. a first split ring; 502. a connecting rod; 503. a second split ring; 6. pulling the piece; 601. a round head; 602. a pull rod; 7. a semicircular groove; 8. an internal thread; 9. a first stage; 10. a second stage; 11. a third stage; 12. anti-skid lines; 13. and a ring groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, in the embodiment of the present invention, a spring locking nut, including spring locking member 1, spring locking member 1 includes anti-skidding gasket 3, spring 4 and mount pad 5, the welding of spring 4 top has anti-skidding gasket 3, the welding of spring 4 bottom has mount pad 5, mount pad 5 demountable installation is on 2 lateral wall upper portions of nut, mount pad 5 includes first split ring 501, connecting rod 502 and second split ring 503, the welding of connecting rod 502 top has first split ring 501, second split ring 503 has been seted up to connecting rod 502 bottom, the welding of second split ring 503 lateral wall both sides has pull piece 6, nut 2 includes first section 9, second section 10 and third section 11, the terminal integration of first section 9 is provided with second section 10, the terminal integration of second section 10 is provided with third section 11, the utility model discloses 2 accessible spring locking nuts retaining member retaining members 1, locking member 1 is effectual and the convenient dismantlement of spring locking member is changed.

The anti-slip gasket 3 is provided with anti-slip lines 12 at the top, so that the friction force between the anti-slip gasket 3 and the bottom of the workpiece is increased, and looseness is further prevented.

Wherein, draw piece 6 to include button head 601 and pull rod 602, the welding of pull rod 602 tip has button head 601, conveniently installs or dismantles spring fastener 1 through drawing piece 6.

And an internal thread 8 is formed on the inner side wall of the nut 2, so that the nut is convenient to mount.

Wherein, half slot 7 has been seted up to 9 lateral walls of first section, 7 inside walls of half slot are connected with connecting rod 502, annular 13 has been seted up to 10 lateral walls of second section, the annular 13 inside wall is connected with second split ring 503, and connecting rod 502 makes spring retaining member 1 be difficult for rotating along 2 lateral walls of nut with being connected of half slot 7, and second split ring 503 makes spring retaining member 1 be difficult for reciprocating along nut 2 with being connected of annular 13, and is spacing effectual.

The utility model discloses a theory of operation is: the utility model discloses 2 accessible spring retaining members of spring locking formula nut 1 locking, locking effectual and spring retaining members 1 conveniently dismantle the change, during the use, install the bolt earlier into two screw through-holes of treating the connection work piece, reuse spanner installs into the bolt afterbody with nut 2, anti-skidding line 12 and work piece bottom contact are passed through to 3 tops of anti-skidding gasket, then twist, make the distance between nut 2 and anti-skidding gasket 3 shorten, spring 4 is compressed and shortens, spring 4 can produce the elasticity that lasts, make the vice continuous frictional force that keeps of threaded connection of nut and bolt, produce resistance moment, prevent that nut 2 is not hard up, because anti-skidding line 12 and work piece bottom contact are passed through at 3 tops of anti-skidding gasket, anti-skidding effect is good, increase the frictional force of anti-skidding gasket 3 and work piece bottom, further prevent not hard up, because spring 4 of spring 1 damages easily, when spring 4 damages, dismantle nut 2 from the bolt afterbody earlier, both hands hold the fastener 6 of second split ring 503 both sides respectively and pull to both sides, reach second connecting rod 503 directly leave annular 13, the ring seat is separated 5 and make the easy pull ring groove of split ring 2 and make the split ring 2 insert 13 and make the split ring groove 13 not make the split ring groove 13 follow the split ring 2 half ring groove 13 and half ring groove 13 laminate again, the split ring groove 13 of split ring groove 2 and make the split ring groove 2 easy pull of split ring groove 2 turn-ring groove 13.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a spring lock formula nut, includes spring locking piece (1), its characterized in that: spring retaining member (1) includes anti-skidding gasket (3), spring (4) and mount pad (5), the welding of spring (4) top has anti-skidding gasket (3), the welding of spring (4) bottom has mount pad (5), mount pad (5) demountable installation is on nut (2) lateral wall upper portion, mount pad (5) include first split ring (501), connecting rod (502) and second split ring (503), the welding of connecting rod (502) top has first split ring (501), second split ring (503) have been seted up to connecting rod (502) bottom, second split ring (503) lateral wall both sides have all been welded and have been drawn piece (6), nut (2) include first section (9), second section (10) and third section (11), first section (9) end integration is provided with second section (10), second section (10) end integration is provided with third section (11).

2. A spring lock nut as claimed in claim 1, wherein: the top of the antiskid gasket (3) is provided with antiskid lines (12).

3. A spring lock nut as claimed in claim 1, wherein: the pull piece (6) comprises a round head (601) and a pull rod (602), and the round head (601) is welded at the end of the pull rod (602).

4. A spring lock nut as defined in claim 1, wherein: the inner side wall of the nut (2) is provided with an internal thread (8).

5. A spring lock nut as defined in claim 1, wherein: semicircular groove (7) have been seted up to first section (9) lateral wall, semicircular groove (7) inside wall is connected with connecting rod (502), annular (13) have been seted up to second section (10) lateral wall, annular (13) inside wall is connected with second split ring (503).