CN2906006Y

CN2906006Y - Window sash safety belt

Info

Publication number: CN2906006Y
Application number: CN 200620115627
Authority: CN
Inventors: 杨永恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-05-23
Filing date: 2006-05-23
Publication date: 2007-05-30
Anticipated expiration: 2016-05-23
Also published as: HK1087304A2

Abstract

Disclosed is a safety belt 1 for casement comprising metal cable sets 12. One side at an end of each metal cable set extends out and forms a ring14.Two soft wires11 twisted with each other are arranged between the two metal cable sets 12. The soft wires are crystal plastic material lines. With a cheap price, high wear resistance and stable heat expansion, the crystal plastic material lines are generally used as fishing lines and melts without breaking when burnt with 13 fire. The end rotation of the soft wires11 is pressed with the metal cable sets 12 and forms a coil13 on the external side of the metal cable sets 12.The ring 14 and the coil 13 are distributed crosswise with each other. The utility model can be fixed on the window with a rivet gun after the rivets are covered inside the ring 14 and the coil 13. The utility model is structurally simple, safe and reliable with cheap costs and convenient installation.

Description

The sash safety belt

Technical field

The utility model relates to a kind of window accessory, specifically a kind of sash safety belt that is used to prevent the sash whereabouts.

Background technology

Window is the product of the indispensability of all kinds of buildings, and sash is the window critical piece, and the main effect of window is that the switch by sash comes air, temperature, humidity and the daylighting in the conditioning chamber.Along with global population increases, people's living standard improves constantly, and the demand of floor space is also further increased, so the modern city high-rise building gets more and more, every floor room of highrise building all needs reasonably to dispose various types of windows.

Existing window generally comprises window jamb and two basic elements of character of sash, and the sash of casement window generally is connected with the perpendicular side of window jamb by hinge or other mechanism that similarly can pivot in the window; The sash of sliding sash generally is connected with the upper and lower side of window jamb by last slide rail, glidepath, or by a push-pull device at fixed, pushes open or draw in before and after the sash.In the daily life, no matter be casement window or sliding sash, no matter be new window or old window, the capital is because all factors that can not estimate, exist sash to break away from the highrise building of danger, especially street frontage that window jamb falls down and since sash suddenly under fall, bring great hidden danger can for downstairs pedestrian's life security, at home and abroad since the example of hurting sb.'s feelings in the sash whereabouts repeatedly be reported in media.

For addressing the above problem, Hong Kong short-term patent 04104998.0 and Hong Kong short-term patent 04109833.8 disclose a kind of " the steel cable safety button that is used for door, window ", it includes fastening devices one, the fastening devices two of fixedlying connected with door (window), door (window) frame respectively, and being used to connect the steel cable of this two fastening devices, fixedly connected with described fastening devices one, fastening devices two respectively in the two ends of described steel cable.This safe discount interest is installed in respectively on door (window), door (window) frame with two fastening devicess one, two, increasing by one at door (window) with the door of door (window) frame is connected, the hinge that door (window) is connected with door (window) frame also shows problem and causes door (window) can provide further connection when falling down after long-term the use, with prevent the door (window) fall down the damage in addition hurt sb.'s feelings, it is destroyed with being connected of (window) frame to make simultaneously people be very easy to find door (window), so that carry out on-call maintenance.But there is complex structure in this full peace button, problems such as cost height, installation inconvenience.

Summary of the invention

The technical problem that the utility model solves is to provide a kind of sash safety belt simple in structure, safe and reliable, with low cost, easy for installation to society.

Technical solutions of the utility model are: design a kind of sash safety belt, comprise metal noose and the soft wire rod more than one or, two ends at soft wire rod are with the metal noose respectively, and the termination revolution of soft wire rod is compressed by the mfg. metal cord cover, and forms coil in the outside of metal noose.

Described metal noose one end side surface stretches out and forms an annulus.

Described annulus and described coil are arranged crosswise.

Described annulus and described coil are arranged in parallel.

Described soft wire rod is the crystalline plastics line.

Described crystalline plastics line is a diameter greater than 1 millimeter the fishing line that angles.

Described soft wire rod is to form more than two or two or is twisted wire more than two or two.

The utility model has one or more metal noose respectively owing to having adopted at the two ends of soft wire rod, the termination revolution of soft wire rod is compressed by the mfg. metal cord cover, and form the structure of coil in the outside of metal noose, like this, the utility model just has advantage simple in structure, with low cost, easy for installation.

Description of drawings

Fig. 1: be the perspective view of a kind of embodiment of the utility model;

Fig. 2: be the perspective view of another kind of embodiment;

Fig. 3: be the schematic diagram of another embodiment;

Fig. 4: be a kind of perspective view of metal noose;

Fig. 5: be the perspective view of another metal noose;

Fig. 6: be the schematic diagram of a kind of user mode of the utility model;

Fig. 7: be the schematic diagram of the another kind of user mode of the utility model.

The specific embodiment

See also Fig. 1, Fig. 1 is the perspective view of a kind of embodiment of the utility model; It is a kind of sash safety belt 1, comprise metal noose 12, two soft wire rods 11 of strand are mutually arranged between two metal nooses 12, described soft wire rod 11 is the crystalline plastics line, the fishing line that this crystalline plastics line generally is used as fishing uses, its price is very cheap, but its abrasion resistance, thermal expansion are stable, and a fusion does not disconnect during with fire burns; The revolution of the termination of soft wire rod 11 is compressed by metal noose 12, and forms coil 13 in the outside of metal noose 12, in described coil 13, put rivet after, just can directly the utility model be fixed on the window with riveting gun.

See also Fig. 2, Fig. 2 compared to Figure 1, its structure is identical substantially, metal noose 12 1 end side surface that different is stretch out and form an annulus 14, and described annulus 14 is arranged crosswise with described coil 13, and so-called arranged crosswise is meant that plastic coil 13 is enclosed within on the annulus 14, layout can play the effect of dual fail-safe like this, when annulus 14 or coil 13 any one damage, needing can not be stressed, and wherein unspoiled one all can also shield; In addition, the soft wire rod 11 between two metal nooses 12 be many stranded, strength that its tolerance stretches is big.Obviously, annulus 14 can not be an arranged crosswise also with described coil 13, and promptly coil 13 is to be attached on the side of annulus 14 and line hole 16 homonymies.

See also Fig. 3, Fig. 3 is the schematic diagram of another embodiment, and it is compared with the described enforcement of Fig. 2, and their basic structure is identical, and different is, and that soft wire rod 11 does not have is stranded, but be arranged in parallel, illustrate that the utility model can have multiple different embodiment.

Above-mentioned soft wire rod is when being fishing line, and its diameter preferably will be equal to or greater than 1 millimeter.

See also Fig. 4, Fig. 4 is a kind of perspective view of metal noose 12; This metal noose 12 is an aluminium matter noose, is oblate sleeve, and soft wire rod 11 can be through in the

line hole

16, and 12 need of this metal noose clamp with special vice, soft wire rod can be fixed.

See also Fig. 5, Fig. 5 is the perspective view of another metal noose; It is compared with metal noose 12 shown in Figure 4, and its basic structure is identical, and different is to stretch out in the one end side surface to form an annulus 14, like this, and more favourable safety of the present utility model.

Fig. 4 and metal noose shown in Figure 5 also can be manufactured with copper material.

See also Fig. 6 and Fig. 7, Fig. 6 is the schematic diagram of a kind of user mode of the utility model;

Fig. 7 is the schematic diagram of the another kind of user mode of the utility model; From two figure as can be seen, an end of the present utility model is fixed on the sash frame 3 with rivet 15, the other end is fixed on the window jamb 2 with rivet 15 equally, just can guarantee that sash can not fall down from window jamb.In order to reach more the purpose of insurance, but also on the window plural sash safety belt is installed.

Be the security reliability that illustrates that this is practical, the inventor entrusts Hong Kong male slightly curtain wall consultant Co., Ltd to make safety and Operability Testing, uses the same material of material that uses with reality to constitute sample according to real size in the test; The installation of building method and sample is also identical with the method used in the field device actual installation.

The safety belt assembly contains two fishing lines (double fishing line), band or not the metal noose and the rivet of band; Two kinds of dissimilar metal noose and rivets in sample, have been used; The length of safety belt changes in 15 centimetres to 33 centimetres scope, and the fishing line diameter then is 1.2 millimeters.

Safety belt is installed on the window system with simulating actual conditions.The size of window system is 0.915m (width) * 1.22m (highly), comprises a top hung sash (87.5cm * 35.75cm) and two flat opening sash (43.75cm * 82.25cm).Each sash is equipped with two safety belts.Safety belt couples together window frame and sash, and can not see these safety belts when window is closed.

The weight of top hung sash is 4.9 kilograms, and the weight of flat opening sash is 5.9 kilograms.The hinge length of top hung sash is 27 centimetres, and thickness is 2 millimeters; And the hinge length of flat opening sash is 30.5 centimetres, and thickness is 2.5 millimeters.

Carried out the safety belt drop test, its test program is: unclamp all spirals on the hinge and untie all locking devices of sash.Then apply unexpected pressure with mobile sashes to sash.Specific requirement is: after test, safety belt should still can link together window frame and sash, thereby prevents that aluminum window from dropping on the ground.

Carried out the fishing line load test, its test program is: with a weight is that 3.4 kilograms object hangs over a week on the fishing line.Reaching requirement is: should observe fishing line after the test any problem does not take place.Every safety belt all is made up of two fishing lines, and uses two safety belts in each window frame.If sash does not take place by any move, that need hang 4.9 kilograms to 5.9 kilograms permanent load on 4 fishing lines, and therefore, the weight of being born on every fishing line is 1.23 kilograms to 1.48 kilograms.3.4 the safety factor of kilogram object is between 2.3 to 2.8.

Carried out the fishing line tension test, its program is: utilize loader to draw fishing line; Require to observe fishing line any problem does not take place for after surpassing 100 newton in load.Suppose that No. eight typhoons that wind speed is continuously 117km/h act on the flat opening window, acting on making a concerted effort on this window so is 234 newton.Because used 4 fishing lines, so act on power average out to 58.5 newton on the every fishing line.The safety factor of 100 Newton force is 1.7.

Test result that draws and observed result:

Safety belt drop test result, safety belt will window frame and sash connect together.There is not sash to fall on the ground.

Fishing line load test test result is not observed visible damage or functional defect.

Fishing line tension test test result,

(character translation load-time curve among the figure: the observed result load time curve), after load surpasses 100 newton, do not observe visible damage or functional defect.Fishing line even can keep 150 newton's load, this moment, safety factor was 2.56.

The testing total result

Test	The result	Conclusion
Test	The result	Conclusion	The safety belt drop test	Safety belt will window frame and sash link together.There is not sash to fall on the ground.	By
The fishing line load test	Do not observe visible damage or functional defect.	By	The safety belt drop test		By
The fishing line load test	Do not observe visible damage or functional defect.	By	The fishing line tension test	After load surpasses 100 newton, do not observe visible damage or functional defect.Fishing line even can keep 150 newton's load, this moment, safety factor was 2.56.	By

More than the test of being done for the male slightly curtain wall consultant in Hong Kong Co., Ltd illustrates that the utility model just can reach safe and reliable beneficial effect by a kind of simple structure.

Claims

1, a kind of sash safety belt, comprise metal noose and the soft wire rod more than one or, it is characterized in that: the two ends at soft wire rod are with the metal noose respectively, and the termination revolution of soft wire rod is compressed by the mfg. metal cord cover, and forms coil in the outside of metal noose.

2, sash safety belt according to claim 1 is characterized in that: described metal noose one end side surface stretches out and forms an annulus.

3, sash safety belt according to claim 2 is characterized in that: described annulus and described coil are arranged crosswise.

4, sash safety belt according to claim 2 is characterized in that: described annulus and described coil are arranged in parallel.

5, sash safety belt according to claim 1 is characterized in that: described soft wire rod is the crystalline plastics line.

6, sash safety belt according to claim 5 is characterized in that: described crystalline plastics line is that diameter is equal to or greater than 1 millimeter the fishing line that angles.

7, according to claim 5 or 6 described sash safety belts, it is characterized in that: described soft wire rod is to form more than two or two.

8, according to claim 5 or 6 described sash safety belts, it is characterized in that: described soft wire rod is the twisted wire more than two or two.