CN106836969A

CN106836969A - A kind of door handle with clearing function

Info

Publication number: CN106836969A
Application number: CN201710214142.1A
Authority: CN
Inventors: 卢川
Original assignee: Chongqing Kunxiu Door & Window Co Ltd
Current assignee: Chongqing Kunxiu Door & Window Co Ltd
Priority date: 2017-04-01
Filing date: 2017-04-01
Publication date: 2017-06-13
Anticipated expiration: 2037-04-01
Also published as: CN106836969B

Abstract

The invention belongs to furniture part field, specifically disclose a kind of door handle with clearing function, including door shell and handle, a pair of expansion links of transverse direction are set on door shell, some gas holes are uniformly provided with contracting bar, cavity is set in expansion link, winding spring on expansion link, handle is hollow shape, handle is fixed between the other end of expansion link, and expansion link is communicated with the connection end of handle, and handle middle part is provided with the flexible piece of hollow shape, flexible piece is run through at handle middle part, and the handle wall in flexible piece is provided with some passages.This programme provides a kind of chip cleared up in spring, makes the telescopic spring door handle with clearing function freely.

Description

A kind of door handle with clearing function

Technical field

The present invention relates to furniture part field.

Background technology

Traditional antitheft door or the door handle of common door are external, and such door handle leaves following shortcoming：

1st, when larger object is moved into, the door handle of raised type can produce certain blocking.

2nd, the door handle of raised type is also easy to bump against human body in imprudence, causes to damage.

3rd, the door handle of raised type is easily hooked into the objects such as bag, clothes and causes dangerous and inconvenience.

Chinese invention patent application number CN201410084861.2 provides a kind of door handle, including drain pan and pull bar, institute State and be provided with drain pan a rail plate, the two ends of rail plate are provided with limited block, the length of the pull bar is less than cunning The length of dynamic guide rail, the two ends of the pull bar are respectively rotatably connected to a connecting rod, and the other end of the connecting rod is rotatably connected to one Individual sliding block, the sliding block is fixed in rail plate, is moved freely along rail plate, is provided between the sliding block and limited block Diastole spring.

The invention realizes pulling open and return for door handle by spring return function mechanism, so only is needing to pull door During handle, handle can stretch out, and under static state, the door handle of retraction will not hook any object, there will not be collision Danger, while improve the globality of door.But there is following defect in the invention：Easily accumulated in the spring of this door handle broken Bits, and then spring position can be blocked, cause spring capable of expansion and contraction, the pull-up of door handle is influenceed, outdoor enabling is caused not Just.

The content of the invention

The invention is intended to provide a kind of chip cleared up in spring, make the telescopic spring door with clearing function freely Handle.

A kind of door handle with clearing function in this programme, including door shell and handle, set a pair laterally on door shell Expansion link, some gas holes are uniformly provided with expansion link, cavity is set in expansion link, wind extension spring on expansion link, handle is sky Heart shaped, handle is fixed between two expansion links, and expansion link is communicated with the connection end of handle, and handle middle part is provided with hollow shape Elastic component, handle middle part runs through flexible piece, and the handle wall in flexible piece is provided with some passages.

The operation principle of this programme：During pull-up handle, expansion link stretches out and drives handle to stretch out together, meanwhile, hand is held Handle flexible piece part, elastic component is squeezed and compresses so that the air in flexible piece produces movement air flow to pass through passage Into in handle, and then movement air flow in handle enters in expansion link, and then movement air flow blows out from gas hole, moving gas Stream is blowed at extension spring and so that the chip impurity accumulated in extension spring is cleared up, and then extension spring will not be stuck, and extension spring is easily stretched out, So as to easy pull handle, when decontroling handle, extension spring is withdrawn, and under tension spring tension effect, handle is received under the drive of expansion link Return, while flexible piece also reverts to initial conditions.

The effect of this programme：1st, while pull handle, chip in extension spring is automatic under the airflow function of blowout To cleaning, set actuating unit to clear up the chip in extension spring, easy to operate, simple structure of the invention without extra；2nd, pass through The flexible piece and handle of hollow shape are set, be may be such that full of air in flexible piece, when hand is held and extrudes flexible piece, air can wink Between pour in handle, then enter back into expansion link and quickly blown out from gas hole so that the chip in extension spring is blown afloat, and is entered And chip is cleared up, chip will not be attached in extension spring so that extension spring will not be stuck, and extension spring is scalable freely, and handle is easy It is pulled, is easy to the unlatching of exterior door；3rd, flexible piece has elasticity, can return to initial conditions again after being extruded so that soft Property part in accumulate air again, be easy to the chip cleared up next time in extension spring to use；4th, by setting expansion link and extension spring, realize The pulling open and return of door handle, when needing to pull door handle, handle can stretch out, and under static state, the door knob of retraction Hand will not hook any object, there will not be the danger of collision, improve the globality of door.

Further, the elliposoidal air bag that flexible piece is made for elastomeric material.Rubber has corrosion resistance, and soft texture, The comfort level held is improved, air bag is cambered design, meet the shape of holding of staff, then and improve the comfortableness for pulling handle.

Further, it is provided with semicircular groove near expansion link both sides on door shell.When the hand of people stretches into groove, door can be made Handle is more easily drawn out, and improves the comfortableness that product is used.

Further, passage is rounded, and passage is evenly distributed on the handle wall in flexible piece.Circular passage table Area is big, and gas can be rapidly entered in handle, is then entering in expansion link by gas hole blowout, improves extension spring cleared of debris Efficiency.

Brief description of the drawings

Fig. 1 is a kind of structural representation of the door handle with clearing function of the embodiment of the present invention；

Fig. 2 is the structure chart of the handle upper vent hole of Fig. 1；

Fig. 3 is the top view of the door shell upper half circular groove of Fig. 1.

Specific embodiment

Below by specific embodiment, the present invention is further detailed explanation：

Reference in Figure of description includes：Door shell 1, expansion link 2, extension spring 3, gas hole 4, handle 5, air bag 6, passage 7th, groove 8.

Embodiment is substantially as shown in Figure 1：A kind of door handle with clearing function, including door shell 1 and handle 5, door shell 1 A pair of expansion links of transverse direction 2 of upper setting, are uniformly provided with some circular gas holes 4, expansion link 2 on expansion link 2 and set cavity, stretch Extension spring 3 is wound on bar 2, handle 5 is arranged to hollow shape, expansion link 2 is affixed with the two ends of handle 5, and expansion link 2 cavity and handle Hand 5 is communicated, and the middle part of handle 5 sets the hollow shape air bag 6 being made up of elastomeric material, and air bag 6 is designed for elliposoidal, the middle part of handle 5 Through air bag 6.

As shown in Figure 2 and Figure 3, some round vents 7 are uniformly placed with the wall of handle 5 in air bag 6, on door shell 1 Semi-circular recesses 8 are set, and groove 8 is located at the both sides of expansion link 2.

When this programme is embodied, when needing to pull door, by holding the pull-up handle 5 of air bag 6, stretched by expansion link 2 Go out so that extension spring 3 overcomes its own resilient, so that handle 5 is drawn out from groove 8, meanwhile, hand holds the part of air bag 6 on handle 5 When, air bag 6 is squeezed and compresses so that the air in air bag 6 produces movement air flow to enter in handle 5 by passage 7, enters And the movement air flow in handle 5 enters in expansion link 2, then movement air flow blows out from gas hole 4, and movement air flow blows to extension spring At 3 so that the chip in extension spring 3 is blown afloat, and then chip is cleared up, and chip will not be attached in extension spring 3 so that extension spring 3 Will not be stuck, extension spring 3 is scalable freely, handle 5 is easily pulled, be easy to the unlatching of exterior door；When decontroling handle 5, extension spring 3 is easy Withdraw, under the effect of the elastic force of extension spring 3, handle 5 withdraws under the drive of expansion link 2, while air bag 6 has elasticity, is being extruded After can return to initial conditions so that accumulates air again in air bag 6, is easy to the chip cleared up next time in extension spring 3 to use.

Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme Excessive description.It should be pointed out that for a person skilled in the art, on the premise of structure of the present invention is not departed from, can be with Some deformations and improvement are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in specification Specific embodiment etc. records the content that can be used for explaining claim.

Claims

1. a kind of door handle with clearing function, including door shell and handle, it is characterised in that a pair of transverse directions are set on door shell Expansion link, is uniformly provided with some gas holes on expansion link, cavity is set in expansion link, and extension spring is wound on expansion link, and handle is hollow Shape, handle is fixed between two expansion links, and expansion link is communicated with the connection end of handle, and handle middle part is provided with hollow shape Flexible piece is run through at elastic component, handle middle part, and the handle wall in flexible piece is provided with some passages.

2. a kind of door handle with clearing function according to claim 1, it is characterised in that：Flexible piece is elastomeric material The elliposoidal air bag being made.

3. a kind of door handle with clearing function according to claim 2, it is characterised in that：Near expansion link on door shell Both sides are provided with semicircular groove.

4. a kind of door handle with clearing function according to claim 3, it is characterised in that：Passage is rounded, leads to Stomata is evenly distributed on the handle wall in flexible piece.