KR20160126115A - Automatic tightening the lock nut for the possible pop-up pipe - Google Patents

Automatic tightening the lock nut for the possible pop-up pipe Download PDF

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Publication number
KR20160126115A
KR20160126115A KR1020150056330A KR20150056330A KR20160126115A KR 20160126115 A KR20160126115 A KR 20160126115A KR 1020150056330 A KR1020150056330 A KR 1020150056330A KR 20150056330 A KR20150056330 A KR 20150056330A KR 20160126115 A KR20160126115 A KR 20160126115A
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KR
South Korea
Prior art keywords
nut
pop
pipe
screw plate
variable
Prior art date
Application number
KR1020150056330A
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Korean (ko)
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KR101719294B1 (en
Inventor
조대현
Original Assignee
(주)서린수전
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Priority to KR1020150056330A priority Critical patent/KR101719294B1/en
Publication of KR20160126115A publication Critical patent/KR20160126115A/en
Application granted granted Critical
Publication of KR101719294B1 publication Critical patent/KR101719294B1/en

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    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C1/22—Outlet devices mounted in basins, baths, or sinks
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K1/00—Wash-stands; Appurtenances therefor
    • A47K1/14—Stoppers for wash-basins, baths, sinks, or the like
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C1/14—Wash-basins connected to the waste-pipe
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/08—Quickly-detachable or mountable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut
    • F16B37/0807—Nuts engaged from the end of the bolt, e.g. axially slidable nuts
    • F16B37/0828—Nuts engaged from the end of the bolt, e.g. axially slidable nuts with a longitudinal slit through the annular wall of the nut for enabling expansion of the nut, e.g. for easy removal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/08—Quickly-detachable or mountable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut
    • F16B37/0807—Nuts engaged from the end of the bolt, e.g. axially slidable nuts
    • F16B37/0857—Nuts engaged from the end of the bolt, e.g. axially slidable nuts with the threaded portions of the nut engaging the thread of the bolt by the action of one or more springs or resilient retaining members

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Joints With Pressure Members (AREA)
  • Supports For Pipes And Cables (AREA)

Abstract

According to the present invention, a locking nut for an automatically fastened pop-up pipe comprises: an elastic spring generating an elastic force inside the locking nut fastened to a pop-up pipe; and a variable screw plate moved to the outside of a lower portion. Therefore, the inner variable screw plate is moved to the outside of the lower portion when the locking nut is fastened to the pop-up pipe to enable the locking nut to be slid to an upper portion without an interference of a screw unit to enable the pop-up pipe and the locking nut to be conveniently fastened to each other.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lock nut for a pop-

The present invention relates to a lock nut for a pop-up pipe capable of automatic tightening, and more particularly, when a lock nut is fastened to a pop-up pipe, an internal variable screw plate is moved in a lower outer direction so that a lock nut is interfered with a screw portion of a pop- The present invention relates to a lock nut for a pop-up piping capable of being automatically engaged with an elastic spring having an elastic force generated inside a lock nut engaged with a pop-up pipe so as to be slidable upward, and a variable screw plate moving to the outside.

Generally, a sink, which is usually installed in a bathroom or a toilet in a public place and is used to wash hands and face while people are holding water, is provided with a popup (POPUP: And a lower end of the pop-up pipe is connected to a drain pipe for sending the used water to the purification facility so that the used water can be drained.

1, a rib 4a is formed on the outer circumference of the upper end so as to pass through the drain hole 3 of the sink S and a spiral portion 4b And a tightening nut 5 fastened to the spiral portion 4b and having an upper surface seated on a lower surface of the washstand S. The pop-

However, in order to fasten the connecting device to the conventional pop-up pipe, that is, to fasten the fastening nut 5, the fastening nut 5 is inserted into the exposed pop-up tube 4 through the lower part of the sink S and then rotated In order to prevent the pop-up tube body 4 from being tightly fastened together with the pop-up tube body 4, the pop-up tube body 4 is fixed with a tool such as a spanner or the like, There is a problem that it is very difficult to work with the operator's two hands in the lower part of the sink S, that is, in a narrow space.

To solve this problem, Korean Utility Model Publication No. 20-0474544 has been disclosed as a technical document of a connecting device for a conventional pop-up pipe,

However, the conventional connection device for the pop-up pipe has a problem that it is very difficult to see that the tightening nut 5 is fastened to the pop-up tubular body 4 and the fastening operation is simplified. In addition, There is a problem in that it is very inconvenient to arrange a plurality of components in order and to fasten them in order.

The present invention has been made to solve the above problems of the prior art, and it is an object of the present invention to provide a lock nut which is fastened to a pop-up pipe and includes an elastic spring for generating an elastic force and a variable screw plate When the lock nut is fastened to the pop-up pipe, the inner adjustable screw plate is moved in the lower outer direction so that the lock nut can be slid to the upper part without being interfered with the screw part of the pop-up pipe so that the pop- And a lock nut for a pop-up piping capable of being automatically engaged.

According to another aspect of the present invention, there is provided a lock nut for pop-up piping, the lock nut for automatic pop-up piping comprising: a pop-up pipe connected to a central portion of a washstand to tighten a lower end of the pop- And a nut main body part having a stepped surface formed on an inner surface of the nut main body, the nut main body part having a stepped surface formed on the inner surface of the nut main body; A coil-shaped resilient spring seated on an upper surface of the stepped surface; A ring-shaped nut cap which is seated on an upper surface of the elastic spring and is fastened to an upper portion of the nut body; A pair of variable screw plates provided between the nut cap and the elastic spring and having threads formed on the inner surface thereof; And the outer side surface of the variable screw plate is formed with a variable inclined surface that is inclined so that the lower thickness becomes thick.

A screw cap blocking wall extending downward is formed on a lower surface of the nut cap so as to prevent the variable screw plate from moving in the outward direction, and an inner surface of the screw plate blocking wall is provided with a cap inclined surface Is formed.

And a screw plate anti-rotation protrusion protruding inwardly to prevent the variable screw plate from moving in the lateral direction and seated on both side ends of the variable screw plate is formed on an inner side surface of the screw plate blocking wall.

The screw plate blocking wall has an outer side surface formed with a cap engagement recess protruding outwardly, and an inner side surface of the nut body is formed with a cap engagement recess formed to be opposed to the cap engagement recess.

And an inner bottom surface of the variable screw plate is formed with a recessed stepped spring plate spring seating portion for receiving the elastic spring .

And a spring insertion portion recessed downwardly to insert the elastic spring is formed on the upper surface of the stepped surface.

And a pipe rotation inducing wall which is curved in the same direction as the turning radius of the pop-up pipe and extends in an upward direction is formed on the upper inner side surface of the nut spring seating part.

The lock nut for pop-up piping capable of automatic tightening according to the present invention has the following effects.

First, an elastic spring that generates an elastic force inside the lock nut to be fastened to the pop-up pipe and a variable screw plate that moves to the lower outer side are provided so that when the lock nut is fastened to the pop-up pipe, So that the lock nut can be slid to the upper portion without being interfered with the threaded portion of the pop-up pipe, so that the pop-up pipe and the lock nut can be fastened mutually conveniently,

Second, since the outer surface of the variable screw plate and the inner surface of the nut cap are mutually opposed to each other and form an inclined surface inclined in one direction, the variable screw plate can be easily moved in the lower outward direction when the lock nut is moved upward,

Third, since the threaded plate anti-rotation protrusion protruded inward is formed on the inner side of the threaded plate blocking wall so that both side ends of the variable threaded plate are seated, the variable threaded plate can be prevented from rotating in the lateral direction, However,

Fourthly, when the lock nut is inserted into the pop-up pipe, the variable screw plate is moved to the lower outer side by forming the pipe rotation inducing wall which is curved in the same direction as the turning radius of the pop- The lock nut can be moved in a linear direction even after the lock nut is fastened.

1 is a cross-sectional view of a lock nut for a pop-up piping according to the related art,
FIG. 2 is a bottom perspective view showing a fastened state of a lock nut for a pop-up pipe according to the present invention,
3 is an exploded perspective view showing a lock nut for a pop-up piping according to the present invention,
4 is a cross-sectional view illustrating a lock nut for a pop-up piping according to the present invention,
5 is a partially enlarged cross-sectional view showing the action of the portion "A" shown in Fig.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

2 to 4, the lock nut for automatic piping according to the present invention tightens the lower end portion of the pop-up pipe P connected to the center of the sink S to connect the sink S and the pop-up pipe Up pipe P for tightening the pop-up pipe P with respect to each other, and a pop-up pipe P is inserted into the center of the nut body 11, A nut body 10 having a nut hole 12 formed to penetrate therethrough and a stepped surface 13 formed on an inner surface of the nut body 11; A coil-shaped resilient spring (20) seated on the upper surface of the step surface (13); A ring-shaped nut cap 30 mounted on the upper surface of the elastic spring 20 and fastened to the upper portion of the nut body 10; And a pair of variable screw plates 40 provided between the nut cap 30 and the elastic spring 20 and having threads 41 formed on the inner surface thereof.

At this time, an inclined variable inclined surface 42 is formed on the outer side surface of the variable screw plate 40 so that the lower thickness thereof becomes thick.

The upward movement of the variable screw wall 30 is limited by the lower surface of the nut cap 30 and the downward movement of the variable screw wall 30 is elastically applied by the elastic spring 20.

A plurality of gripping protrusions (not shown) are formed on the outer circumferential surface of the nut body 11 so as to be easily grasped by the user. The lower end of the nut has a polygonal nut portion Not shown) is preferably formed.

A screw plate blocking wall 31 extending downward is formed on the lower surface of the nut cap 30 to prevent the variable screw plate 40 from moving in the outward direction, Is formed with an inclined cap inclined surface 32 which is inclined to face the variable inclined surface 42.

The screw plate blocking wall 31 is provided at its one inner surface with a screw plate rotation protruding inward to prevent the variable screw plate 40 from moving in the left and right direction and resting on both side ends of the variable screw plate 40. [ Preventing protrusion 33 is formed.

A cap stopping protrusion 34 protruding outward is formed on an outer surface of the threaded plate blocking wall 31 and an inner side surface of the nut main body 11 is provided with a through hole 34 opposed to the capping recess 34, Thereby forming the cap engagement groove 14.

In addition, a recessed stepped leaf spring receiving portion 43 is formed on an outer lower surface of the variable screw plate 40 so as to allow the elastic spring 20 to be seated.

A spring insertion portion 15 is formed on the upper surface of the stepped surface 13 so as to be inserted in the downward direction so that the elastic spring 20 is inserted.

In addition, a pipe rotation inducing wall 16, which is curved in the same direction as the radius of rotation of the pop-up pipe P and extends in the upward direction, is formed on the inner surface of the upper portion of the nut spring seating portion 15.

Hereinafter, the operation of the lock nut for automatic pop-up piping according to the present invention will be described.

As shown in FIG. 2, the lock nut for an automatic pop-up piping according to the present invention can tighten a lower end portion of a pop-up pipe P connected to a center portion of a sink S so as to connect the sink S and a pop- (1) for a pop-up pipe to be mutually engaged.

The elastic spring 20 generates an elastic force between the nut body 10 and the nut cap 30 in the lock nut 1 fastened to the thread of the pop-up pipe P, When the lock nut 1 is fastened to the threaded portion (not shown) of the pop-up pipe P, the nut body 10 and the nut cap 30 are fastened to each other, So that the variable screw plate 40 is moved in the lower outward direction so that it can be slid upward without being interfered with the threaded portion (not shown).

Thereafter, the variable screw plate 40 is returned to its original position by the elastic spring 20, and the screw thread 41 formed on the variable screw plate 40 is seated on the threaded portion (not shown) The pipe P and the lock nut 1 can be fastened to each other with ease.

When the lock nut 1 fastened to the pop-up pipe P is released, the variable screw plate 40 is blocked by the inner upper surface of the nut cap 30, So that it can be released easily after fastening.

At this time, a screw plate blocking wall 31 extending downward is formed on the lower surface of the nut cap 30 to prevent the variable screw plate 40 from moving in the outward direction as shown in FIG. 5, The inclined cap inclined surface 32 is formed on the inner surface of the screw plate blocking wall 31 so as to face the variable inclined surface 42 so that when the lock nut 1 is moved upward, So that it can be moved in the lower outward direction.

3, a threaded plate anti-rotation protruding portion 33 is formed on one inner surface of the threaded plate blocking wall 31 and is mounted on both side ends of the variable threaded plate 40, It is possible to prevent the plate 40 from being moved in the left and right direction and to maintain the correct position.

A cap stopping protrusion 34 protruding outward is formed on an outer surface of the threaded plate blocking wall 31 and an inner side surface of the nut main body 11 is provided with a through hole 34 opposed to the capping recess 34, The nut main body 10 and the nut cap 30 can be easily coupled to each other.

In addition, a pipe rotation inducing wall 16, which is curved in the same direction as the turning radius of the pop-up pipe P and extends in the upward direction, is formed on the inner surface of the upper portion of the nut spring seating portion 15, The lock nut 1 can be moved in a linear direction even after the variable screw plate 40 is moved downward outward when the lock nut 1 inserted in the lock nut 1 is moved in the upward direction.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims and their equivalents. Of course, such modifications are within the scope of the claims.

Description of the Related Art
S: Sink P: Pop-up piping
1: Lock nut 10: Nut body part
11: nut body 12: nut ball
13: step surface 14: cap engaging groove
15: spring insertion portion 16: pipe rotation induction wall
20: Elastic spring
30: nut cap 31: screw plate blocking wall
32: cap inclined surface 33: screw plate rotation preventing projection
34: cap stopper portion 40: variable screw plate
41: thread 42: variable inclined surface
43: Screw plate spring seat part

Claims (7)

A lock nut (1) for a pop-up piping (1) for tightening a lower end portion of a pop-up pipe (P) connected to a center portion of a sink (S) to fasten the sink portion (S)
A nut body 12 which is inserted into the center of the nut body 11 and through which the pop-up pipe P is inserted; (10) formed of an end surface (13) formed on an inner surface of the nut body (11);
A coil-shaped resilient spring (20) seated on the upper surface of the step surface (13);
A ring-shaped nut cap 30 mounted on the upper surface of the elastic spring 20 and fastened to the upper portion of the nut body 10;
A pair of variable screw plates 40 provided between the nut cap 30 and the elastic spring 20 and having threads 41 formed on the inner surface thereof;
Wherein a variable inclined surface (42) is formed on an outer side surface of the variable screw plate (40) so as to increase the thickness of the lower portion. The method according to claim 1,
A screw plate blocking wall 31 extending downward is formed on the lower surface of the nut cap 30 to prevent the variable screw plate 40 from moving in the outward direction, And a cap inclined surface (32) inclined to be opposite to the variable inclined surface (42) is formed on an inner surface of the lock nut. 3. The method of claim 2,
A screw plate anti-rotation protrusion (40) protruding inwardly to prevent the variable screw plate (40) from moving in the left and right direction and being seated at both side ends of the variable screw plate (40) (33) is formed on the outer periphery of the lock nut. 3. The method of claim 2,
A cap stopping protrusion 34 protruding outward is formed on an outer surface of the threaded plate blocking wall 31 and a cap stopper 34 is formed on the inner side surface of the nut main body 11, And a latching groove (14) is formed in the latching groove (14). The method according to claim 1,
A stepped spring plate seating portion 43 is formed on the outer lower surface of the variable screw plate 40 so as to allow the elastic spring 20 to be seated therein Features Lock nut for pop-up piping that can be automatically tightened. The method according to claim 1,
Wherein a spring insertion portion (15) is formed on an upper surface of the step (13) so as to be inserted in a downward direction so as to insert the elastic spring (20). The method according to claim 6,
And a pipe rotation inducing wall (16) which is curved in the same direction as the turning radius of the pop-up pipe (P) and extends in an upward direction is formed on the upper inner side surface of the nut spring seating part (15) Lock nut for piping.
KR1020150056330A 2015-04-22 2015-04-22 Automatic tightening the lock nut for the possible pop-up pipe KR101719294B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150056330A KR101719294B1 (en) 2015-04-22 2015-04-22 Automatic tightening the lock nut for the possible pop-up pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150056330A KR101719294B1 (en) 2015-04-22 2015-04-22 Automatic tightening the lock nut for the possible pop-up pipe

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Publication Number Publication Date
KR20160126115A true KR20160126115A (en) 2016-11-02
KR101719294B1 KR101719294B1 (en) 2017-03-24

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108223542A (en) * 2018-03-16 2018-06-29 陈绍忠 A kind of Fast Installation（Dismounting）Nut
KR200492610Y1 (en) * 2019-07-22 2020-11-11 이응선 Faucet connecting unit
KR102249646B1 (en) * 2020-10-27 2021-05-27 (주)신영인더스트리 Simple Fastening Type Faucet Assembly
CN114263672A (en) * 2021-12-10 2022-04-01 广东湾区智能终端工业设计研究院有限公司 Sinking-floating type nut locking mechanism

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007010152A (en) * 2005-06-29 2007-01-18 Seung Keun Oh Connecting holder device for faucet and water supply hose
KR20070000444U (en) * 2007-03-22 2007-04-12 최의영 A pipe connector for hot water piping and floor heating systems
KR20070113395A (en) * 2006-05-23 2007-11-29 주식회사 래트라 Multi coupling member for annulation type pipe
KR101420642B1 (en) * 2013-08-19 2014-07-17 주식회사 애강리메텍 Pipe coupler having adhesion part

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007010152A (en) * 2005-06-29 2007-01-18 Seung Keun Oh Connecting holder device for faucet and water supply hose
KR20070113395A (en) * 2006-05-23 2007-11-29 주식회사 래트라 Multi coupling member for annulation type pipe
KR20070000444U (en) * 2007-03-22 2007-04-12 최의영 A pipe connector for hot water piping and floor heating systems
KR101420642B1 (en) * 2013-08-19 2014-07-17 주식회사 애강리메텍 Pipe coupler having adhesion part

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108223542A (en) * 2018-03-16 2018-06-29 陈绍忠 A kind of Fast Installation（Dismounting）Nut
KR200492610Y1 (en) * 2019-07-22 2020-11-11 이응선 Faucet connecting unit
KR102249646B1 (en) * 2020-10-27 2021-05-27 (주)신영인더스트리 Simple Fastening Type Faucet Assembly
CN114263672A (en) * 2021-12-10 2022-04-01 广东湾区智能终端工业设计研究院有限公司 Sinking-floating type nut locking mechanism

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