CN1255616C

CN1255616C - Window opening apparatus

Info

Publication number: CN1255616C
Application number: CN 03126865
Authority: CN
Inventors: 梁国熙; 何淡华
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-06-11
Filing date: 2003-06-11
Publication date: 2006-05-10
Anticipated expiration: 2023-06-11
Also published as: CN1514100A

Abstract

The present invention discloses a window opener. Window sashes of the existing window are left and right pushed, or the window sashes are outwards and inwards pushed and pulled by hand to be opened and closed. The operation mode of the window sashes of the existing window is comparatively traditional, arms need to extend outside the existing window to operate the opening and the closing of the window sashes, and the window sashes are unsafe and inconvenient in use. The present invention comprises a base and an upper cover. A worm passes through a hole of the upper cover to be fixed between the base and the upper cover. The upper end of the worm and a swing handle are connected, and the lower end of the worm is arranged on the base. A push-pull rod with a worm wheel is rotationally fixed between the base and the upper cover through the worm wheel. The worm wheel and the worm are engaged and connected. The front end of the push-and-pull rod is provided with an installation hole. The window opener is installed on a window frame. The push-and-pull rod of the window opener is connected with the window sashes. The swing handle is swung. The push-and-pull rod can push and pull the window sashes, and thereby, the opening and closing operation of the window sashes is carried out. The present invention has the advantages of convenient use, safety, labor saving and dexterity. The present invention is widely suitable for various building windows to use.

Description

Window opener

Technical field

The present invention relates to a kind of window opener, particularly a kind of to window keying window opener easy to use.

Background technology

The sash of existing window generally be promote about adopting or with hand with sash outwards, inwardly push-and-pull and open, close, its mode of operation is tradition relatively, window and comparatively require great effort, particularly for the window of outside unlatching, the user will stretch out arm outside window and could operate the keying of sash, uses dangerous, inconvenient.

Summary of the invention

In order to solve the above problems, the object of the present invention is to provide a kind of window opener easy to use.

The present invention solves the technical scheme that its problem adopts:

Window opener, comprise base, loam cake, the hole that has worm screw to pass loam cake is fixed between base and the loam cake, the upper end of worm screw is connected with handle, the bottom places on the base, and pull bar is fixed between base and the loam cake by gear is rotating, and gear connects with worm engaging, the front end of pull bar has installing hole, it is characterized in that: pull bar and gear are integral structures.

The invention has the beneficial effects as follows: this window opener is installed on the window frame, its pull bar is connected with sash, shake handle, worm screw is rotated by the gear driven pull bar that is engaged with, by pull bar sash is carried out push-and-pull, thereby sash is opened and closed operation, because the keying that the window of these window openers is installed only need be rotated and be shaken handle and get final product, easy to use, safe, and laborsaving, dexterous.

Description of drawings

The invention will be further described below in conjunction with drawings and Examples.

Fig. 1 is the external structure of embodiments of the invention one

Fig. 2 is the cut-away view of embodiments of the invention one;

Fig. 3 is the external structure of embodiments of the invention two;

Fig. 4 is the cut-away view of embodiments of the invention two;

Fig. 5 is the external structure of embodiments of the invention three;

Fig. 6 is the cut-away view of embodiments of the invention three;

Fig. 7 is the structural representation of the pull bar of two pull bar window openers when folding;

Fig. 8 is the structural representation of the pull bar of two pull bar window openers when launching;

The specific embodiment

With reference to Fig. 1, Fig. 2, the structural representation of embodiments of the invention one, its structure is as follows: window opener, comprise base 1, loam cake 2, have on the base 1 window opener is fixed on installing hole 30 on the window frame, the hole 6 that has worm screw 10 to pass loam cake 2 is fixed between base 1 and the loam cake 2, the upper end of worm screw 10 cooperatively interacts to install with the spline that the internal spline of handle 3 bottom handle and worm screw top are provided with and is connected, the bottom of worm screw 10 places on the base 1, thereby worm screw 10 is to be fixed between base 1 and the loam cake 2 by the oblique erection column 14 that is installed on the base, certainly, installing and fixing of its worm screw 10 also has alternate manner, as in the hole 6 of loam cake 2 counterbore being arranged, worm screw 10 has positive stop lug boss, and worm screw 10 is suspended in the counterbore fixing; The limited impression of placing the worm screw bottom is being arranged on the base 1, the position-limit mechanism that prevents that worm screw from outwards extracting is being arranged on loam cake 1.

Pull bar 4 is arranged by gear 5 rotating being fixed between base 1 and the loam cake 2, its mounting method has multiple, as on gear 5 axis hole being arranged, on the base 1 rotating shaft 13 is arranged, gear 5 by shaft hole sleeve rotating being fixed between base 1 and the loam cake 2 in the rotating shaft 13; The another kind of mode that is installed between base and the loam cake of pull bar 4 of band gear 5 is: base and/or on covered counterbore, rotating shaft is arranged on the gear, the end of rotating shaft places counterbore, thereby gear is positioned between base and the loam cake, and can rotate; Other fixed form can also be to be fixed with rotating shaft last covering, thereby gear is rotating fixing in the rotating shaft of loam cake by shaft hole sleeve.

10 engagements of gear 5 and worm screw connect, and both

teeth

11,12 be corresponding helical teeth, make between worm screw 10 and the window to become certain angle of inclination, and handle can not be subjected to stopping of window frame, sash, makes things convenient for use.

In Fig. 1, Fig. 2, pull bar 4 is one, and by gear 5 rotating sides that are fixed on worm screw 10, pull bar 4 is one section, and front end has installing hole 7, is fixed with slide block 8 in the installing hole 7, is used for being connected use with the chute of sash.

During use, window opener is installed on the window frame by the installing hole on the base 30, and its pull bar 4 connects with the chute of sash by slide block 8, when shaking handle 3, worm screw 10 driven gears 5 rotate, and drive

pull bar

4 and 13 rotate around the shaft, can drive sash and open and close, easy to use.

With reference to Fig. 3, Fig. 4, the structure of its base 1, loam cake 2, worm screw 10, gear 5 is identical with the structure of embodiment one, its difference is: the bar of described pull bar 4 partly is first section 4 ' and second section 4 "; be articulated and connected between the two-section; the front end of pull bar 4 have and sash between fixing installing hole 7, this window opener is suitable on the less window of volume.

In the pull bar 4 of band gear 5, between gear 5 and the pull bar 4 can be to be fixed by connected modes such as welding, rivet, spline are connected by two independent parts, certainly, for the use of pull bar 4 that makes band gear 5 safer reliable, gear 5 is integral structures with pull bar 4, make its holding capacity strong, frangibility is not safe in utilization.

With reference to Fig. 5, Fig. 6, Fig. 7 and Fig. 8, embodiments of the invention three are a kind of window openers that the openable windows family that makes progress is opened and closed that are applicable to, its structure is as follows: described pull bar has two, be connected in the both sides of worm screw 10 respectively by gear 5, every pull bar is divided into two-section, wherein first of a pull bar section 4 ' and second section 4 " hinged between first section end 51 and second section front end 52; rotatable between the two; that other pull bar in like manner; first section 40 ' and second section 40 " hinged between first section end 53 and second section front end 54, rotatable between the two, article two, first of pull

bar section end

51,53 upwarp, second

section front end

52,54 and first sections ends 51,53 is parallel, first section 4 ', 40 ' stage casing and second section 4 "; 40 " to shrink the back at two pull bars parallel in the stage casing.

Be connected and fixed for the ease of making between pull bar and the sash, the end of described two pull bars connects by connecting rod 20, and is rotatable between connecting rod 20 and the pull bar, is useful on the mounting groove 23 of fixed sash and the snap close of installing by installing hole 21 22 on connecting rod.

When shaking handle 3, worm screw 10 is rotated, the gear 5 that drives both sides drive two pull bars do relative motion in draw close, each pull bar parts protracts, first section 4 ' of pull bar, 40 ' and second section 4 "; 40 " between become deployed condition by overlap condition, because

first section end

51,53 upwarp, this moment second

section front end

52,54 respectively around

first section end

51,53 rotations, become deployed condition by folded state, this moment second section 4 "; 40 " the stage casing, terminal than its

front end

52,54 stick up De Genggao, meet the sash that upwardly opens window and rotate and the boundary frame area of sash moves the angle of opening and bringing obliquely upward and changes around its apical axis.

Claims

1, window opener, comprise base (1), loam cake (2), the hole (6) that has worm screw (10) to pass loam cake (2) is fixed between base (1) and the loam cake (2), the upper end of worm screw (10) is connected with handle (3), the bottom places on the base (1), the pull bar (4) of band gear (5) is fixed between base (1) and the loam cake (2) by gear (5) is rotating, gear (5) connects with worm screw (10) engagement, the front end of pull bar (4) has installing hole (7), it is characterized in that: pull bar (4) is an integral structure with gear (5).

2, window opener according to claim 1 is characterized in that: described pull bar (4) has one, by the rotatable side that is fixed on worm screw (10) of gear (5).

3, window opener according to claim 2 is characterized in that: described pull bar (4) be divided into one section or two-section.

4, window opener according to claim 3 is characterized in that: described for being articulated and connected between the pull bar of two-section (4) two-section.

5, window opener according to claim 3 is characterized in that: described is that the front end of one section pull bar (4) is equipped with slide block (8).

6, window opener according to claim 1, it is characterized in that: described pull bar has two, be connected in the both sides of worm screw (10) respectively by gear (5), every pull bar is divided into two-section, hinged between the two-section, article two, first of pull bar section (4 '), the end of (40 ') (51), (53) upwarp, second section (4 "); the front end (52) of (40 "), (54) with first section (4 '), the end of (40 ') (51), (53) parallel, first section (4 '), the stage casing of (40 ') and second section (4 "); it is parallel that the back is shunk at two pull bars in the stage casing of (40 ").

7, window opener according to claim 6 is characterized in that: the end of second section of described two pull bars (4 "), (40 ") connects by connecting rod (20).

8, window opener according to claim 7 is characterized in that: mounting groove (23) and snap close (22) are arranged on the described connecting rod (20).

9, window opener according to claim 1 is characterized in that: the teeth of described worm screw (10), gear (5) are corresponding helical teeth.