CN202187636U

CN202187636U - Piston door knob

Info

Publication number: CN202187636U
Application number: CN2011200479022U
Authority: CN
Inventors: 卞海兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-02-25
Filing date: 2011-02-25
Publication date: 2012-04-11
Anticipated expiration: 2021-02-25

Abstract

A piston door knob which can fix the door leaf opened by a vertical hinged door or a sliding door at different angle positions only needs to be arranged on the door leaf without drilling a hole on the wall or the ground to install a collision seat. It is composed of a multi-gear bolt seat and a piston cylinder which is provided with a main piston, a pressure spring, an auxiliary piston and a return spring in turn. The main piston rod and the auxiliary piston rod respectively extend out of the openings at the two ends of the piston cylinder, the extending end of the main piston rod is connected with the plug pin handle, and the extending end of the auxiliary piston rod is connected with the pressing palm. The main piston is pressed downwards by a bolt handle on the main piston rod, the pressure spring is compressed to generate spring tension, the tension acts on the auxiliary piston, a pressing palm at the lower end of the auxiliary piston rod generates frictional resistance with the ground, and the bolt handle is clamped into a proper bolt seat gear according to the required fixing force, so that the door leaf is fixed. The latch handle is pulled out from the latch gear, the pressure spring and the return spring can be extended, the auxiliary piston is pushed to the original position, the pressing palm is taken away from the ground, and the door leaf can be freely opened and closed.

Description

The piston door knob

Affiliated technical field

The utility model relates to a kind of device that lets the door leaf opened be fixed on certain position; Especially only need be installed on the door leaf; Do not need on the wall or on the ground boring install and bump seat; There are a plurality of gears can select the size of fixing door leaf active force, the piston door knob that vertical hinged door and sliding door can both be suitable for as required.

Background technology

Now used door knob all is made up of two parts: adorn a door knob on, on the wall or adorn one on the ground and bump seat, on wall carefully, hole, perforating on the beautiful floor can do nothing about it really.And the impact of door knob when bumping seat and attract to engage mutually, add that door knob at closing time and the active force that bumps between seat do not remove, pull open by force, cause the loose or dislocation that bumps seat easily.Door knob is changeless with the attraction of bumping seat, can not be selected according to specifically needing.The tradition door knob can only be lived door leaf bumping unique fixed angle of putting at the seat, wants to let the door leaf of opening firmly not accomplish in other fixed angle.

Summary of the invention

In order to let the door leaf of opening can both fix in different angle positions, do not need on the wall again or on the ground boring install and to bump seat.The utility model provides a kind of piston door knob, and this piston door knob only need be installed on the outer side edges of the inside, need not on the wall or surface drilling is installed and bumped seat again, can let the door of opening live in any fixed-site.Also be provided with a plurality of gears, can be according to the fixing size of the active force of door leaf of the environmental selection of door leaf.

The utility model solves the technical scheme that its technical problem adopted: the piston door knob is by plug housing, piston rod, main piston; Auxiliary piston; Main piston rod, the auxiliary piston bar, pressing device constitutes; The end that main piston rod stretches out from the piston rod latch handle of ining succession, the end that the auxiliary piston bar stretches out from the piston rod pressing device of ining succession.Plug housing and piston rod are fixed on the below of door leaf the inside outside lock or handle, and pressing device must not exceed the door leaf lower edge.

Main piston, auxiliary piston, compression spring, back-moving spring are all in piston rod; Compression spring is between main piston and auxiliary piston, and back-moving spring is enclosed within on the auxiliary piston bar at the another side of auxiliary piston, and the stiffness factor of compression spring is much larger than the stiffness factor of back-moving spring; Main piston rod and auxiliary piston bar stretch out from the perforate at piston rod two respectively.With the latch handle with main piston and auxiliary piston to pressing down, when pressing device touches ground, auxiliary piston no longer moves down; Again to pressing down main piston; Compression spring just is compressed, and compressed compression spring storage power makes it have an external tension force to exist, because the stiffness factor of compression spring is much larger than the stiffness factor of back-moving spring; So this act on the auxiliary piston open long at the reaction force that has overcome back-moving spring simultaneously; The pressing device that still can make the auxiliary piston bar other end contact with ground produces pressure to ground, and just there has been frictional resistance on pressing device and ground like this, and this frictional resistance can be fixed door leaf.

Plug housing is provided with a plurality of available gears that are used for blocking the latch handle.According to the smooth degree on ground and the needs of door leaf environment of living in, the latch handle is depressed into the other switching of suitable latch gear snaps in the latch gear, thereby door leaf is fixed.In the time will moving door leaf; Only need the latch handle is pulled out from gear; Remove the active force of main piston to compression spring, compression spring stretches its storage can be discharged, and the tension force that is added on the auxiliary piston has not had; Back-moving spring also is able to stretch thereby auxiliary piston is pushed into original position with the pressing device band overhead, and door leaf just can free switch.

There is the one side of connecting rod to be with the soft object of sheet rubber and so at main piston; When slowing down main piston and moving on resetting to the impact force of piston rod; Post the soft object of sheet rubber and so in the one side that contacts with ground of pressing device, scratch ground surface in the time of can avoiding the pressing device kiss the earth.

The beneficial effect of the utility model is; Do not need on the wall or surface drilling is installed and bumped seat; Only need be installed in and just can let the door leaf of opening fix on the door leaf, and can selection fixedly under the situation of door leaf amount of force with the door leaf of opening under the different angles fixed-site.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further specified.

Fig. 1 is the installation outside drawing of the utility model.

Fig. 2 is piston door knob structure chart and piston rod vertical profile structure chart.

Fig. 1, among Fig. 2: 1, the latch handle; 2, plug housing; 3, main piston rod; 4, piston rod; 5, the auxiliary piston bar; 6, pressing device; 7, the latch gear; 8, main piston; 9, auxiliary piston; 10, compression spring; 11, back-moving spring; 12, screw hole; 13, sheet rubber; 14, hole.

The specific embodiment

In Fig. 1, the piston door knob is by plug housing (2); Piston rod (4), main piston (8), auxiliary piston (9); Main piston rod (3), auxiliary piston bar (5), pressing device (6) constitutes; The end that main piston rod (3) stretches out from piston rod (4) the latch handle (1) of ining succession, the end that auxiliary piston bar (5) stretches out from piston rod (4) pressing device (6) of ining succession.The piston door knob is installed in the below of door leaf the inside outside door lock or door knob.Locate plug housing (2) and piston rod (4) are fixed on the door leaf at screw hole (12) with screw.Main piston rod (3) and auxiliary piston bar (5) can be up and down.The lower edge height overhead of door leaf decided after the setting height(from bottom) of latch Cuo (2) will be opened according to door leaf: the door leaf lower edge is overhead high more; It is low more that latch Cuo (2) just should install; Could pressing device (6) be pressed onto on the ground when pressing down latch handle (1) like this, have influence on pressing device (6) and be pressed onto ground otherwise the hole (14) on the plug housing (2) will block latch handle (1).Pressing device (6) just under reset mode, must not have part to exceed the door leaf lower edge when the piston door knob does not use, and closes in the access door frame otherwise can influence door leaf.

In Fig. 2, main piston (8), auxiliary piston (9), compression spring (10), back-moving spring (11) are all in piston rod (4); Compression spring (10) is between main piston (8) and auxiliary piston (9), and back-moving spring (11) is enclosed within on the auxiliary piston bar (5) at the another side of auxiliary piston (9), and the stiffness factor of compression spring (10) is much larger than the stiffness factor of back-moving spring (11); Main piston rod (3) and auxiliary piston bar (5) stretch out from the perforate at piston rod (4) two respectively.With latch handle (1) with main piston (8) and auxiliary piston (9) to pressing down, when pressing device (6) touches ground, auxiliary piston (9) no longer moves down; Again to pressing down main piston (8); Compression spring (10) just is compressed, and compressed compression spring (10) storage power makes it have an external tension force to exist, because the stiffness factor of compression spring (10) is much larger than the stiffness factor of back-moving spring (11); So this act on the auxiliary piston (9) open long the reaction force that has overcome back-moving spring (11) to the time; The pressing device (6) that still can make auxiliary piston bar (5) other end contact with ground produces pressure to ground, and just there has been frictional resistance on pressing device (6) and ground like this

In Fig. 2, plug housing (2) is provided with a plurality of available gears (7) that are used for blocking latch handle (1).According to the smooth degree on ground and the needs of door leaf environment of living in, latch handle (1) is depressed into the other switching of suitable latch gear (7) snaps in the latch gear (7), thereby door leaf is fixed.In the time will moving door leaf; Only need latch handle (1) is pulled out from gear (7); Remove the active force of main piston (8) to compression spring (10), compression spring (10) stretches its storage can be discharged, and the tension force that is added on the auxiliary piston (9) has not had; Back-moving spring (11) also is able to stretch with auxiliary piston (9) thereby is pushed into original position with pressing device (6) band overhead, and door leaf just can free switch.

In Fig. 2; There is the one side of connecting rod to be with the soft object of sheet rubber (13) and so at main piston (8); To the impact force of piston rod (4), the soft object that posts sheet rubber (13) and so in the one side that contacts with ground of pressing device (6) scratches ground surface in the time of can avoiding pressing device (6) kiss the earth in the time of can slowing down main piston (8) and move on resetting.

Claims

1. piston door knob that is installed on the door leaf, by plug housing, piston rod, main piston; Auxiliary piston, main piston rod, auxiliary piston bar; Pressing device constitutes, and it is characterized in that: the end that main piston rod stretches out from the piston rod latch handle of ining succession, the end that the auxiliary piston bar stretches out from the piston rod pressing device of ining succession.

2. piston door knob according to claim 1 is characterized in that: main piston, auxiliary piston; Compression spring; All in piston rod, compression spring is between main piston and auxiliary piston for back-moving spring, and back-moving spring is enclosed within on the auxiliary piston bar at the another side of auxiliary piston; The stiffness factor of compression spring is much larger than the stiffness factor of back-moving spring, and main piston rod and auxiliary piston bar stretch out from the perforate at piston rod two respectively.

3. piston door knob according to claim 1 is characterized in that: plug housing is provided with a plurality of available gears that are used for blocking the latch handle.

4. piston door knob according to claim 1 is characterized in that: have the one side of connecting rod to be with the soft object of sheet rubber and so at main piston, post the soft object of sheet rubber and so in the one side that contacts with ground of pressing device.