CN201202309Y - Safety lock pin for opening and closing window - Google Patents

Abstract

The utility model discloses a safety lock pin for opening and closing a window, whose main structure comprises a bed frame which is fixed on an inner window frame, a lock pin and pin slot which is arranged on an outer window frame, wherein the lock pin is installed in the bed frame in a matching mode, the upper portion of the lock pin is a cross beam, the middle portion is a circular baffle plate, and the lower portion is a cylindrical pin body, a spring is sleeved on the pin body, the bed frame is a shell body, and a translot which is matched with the cross beam of the lock pin is arranged on the top portion of the shell body. When in use, a key is aligned to and is sleeved on the top of a lock pin upright post, the key is rotated to the cross beam of the lock pin and is aligned to the translot on the top of the shell body, and the lock pin is pressed down, then the key is rotated until the cross beam of the lock pin is clamped under a lug boss of the shell body, thereby the pin body is inserted into a pin slot which is arranged on the outer window frame, and then the inner window frame and the outer window frame are locked together. The window can not be opened from the outside of the room. The safety lock pin for opening and closing the window has simple and reasonable structure, safe and reliable use and strong anti-theft function, and can be used in various plastic and aluminum alloy sash windows.

Description

Open and close the window safety detent

Technical field

The utility model relates to a kind of safety detent, refers in particular to be used for the burglary insurance lock pin that plastic-steel, aluminium alloys class window are used.

Background technology

At present, plastic-steel, aluminium alloys class door and window are because good, the easy production of its outward appearance has been subjected to market and customer's welcome.But, all do not establish antitheft safety detent on the window of existing many indoor and outdoor, this has stayed many inconvenience and potential safety hazard to the user.Therefore, development is a kind of is exclusively used in that to open and close the window safety detent be necessary.

The utility model content

The technical problems to be solved in the utility model provides a kind of switching window safety detent, and this switching window is installed on the window of indoor and outdoor with safety detent can effectively eliminate user's potential safety hazard.

Technical problem of the present utility model is solved by following scheme: open and close the window safety detent, comprise the cotter way of opening on the pedestal that is fixed on the inner window frame, the lock pin that cooperates with pedestal and the outer window frame, it is characterized in that: described lock pin cooperation is contained in the pedestal, lock pin top is crossbeam, middle is the circle catch, and the bottom is cylindrical shank, sleeve spring on the shank, described pedestal is a housing, and case top has the translot that cooperates with the lock pin crossbeam.

The utility model also comprises following scheme: described round catch center fixed column, the column upper lateral is passed described crossbeam.The spring that is enclosed within on the shank places in the pedestal housing of described round catch below.The cross sectional dimensions of the cotter way adaptation that matches with the shank cross sectional dimensions on the described outer window frame.

The utility model has the advantages that: during use, with a centre is the key alignment of spill and the top that is enclosed within the lock pin column, rotate to the lock pin crossbeam and aim at the translot of case top, lock pin depressed rotate to the lock pin crossbeam again and be stuck in housing boss below, at this moment shank promptly inserts in the cotter way of opening on the outer window frame, and about window frame promptly locks together.Do not opened window from outdoor.The switching window is simple and reasonable, safe and reliable with safety detent, anti-theft feature is strong, can be used on various plastic-steels, the aluminium alloys class sliding sash.

Description of drawings

Fig. 1 opens and closes window to cut open figure with the master of safety detent

Fig. 2 is the front view of lock pin

Fig. 3 is the left view of Fig. 2

Fig. 4 is the vertical view of Fig. 2

The specific embodiment

Below in conjunction with accompanying drawing for an embodiment.As shown in Figure 1, the switching window is fixed on the inner window frame with the pedestal 1 of safety detent, and pedestal 1 is a housing, and lock pin 2 cooperations are contained in the pedestal 1.The top of pedestal 1 housing has the translot that cooperates with lock pin 2 crossbeams 3.Expense groove 4 on the outer window frame.As Fig. 1--shown in Figure 4, lock pin 2 tops are crossbeam 3, and middle is circle catch 5, and the bottom is cylindrical shank 6, and sleeve spring 7 on the shank 6.

As Fig. 2--shown in Figure 4, circle catch 5 center fixed columns, the column upper lateral is passed described crossbeam 3.As shown in Figure 1, the spring 7 that is enclosed within on the shank 6 places in pedestal 1 housing of described round catch 5 belows.The cross sectional dimensions of cotter way 4 adaptation that matches with shank 6 cross sectional dimensions on the outer window frame.

Claims (4)

1, opens and closes the window safety detent, comprise the cotter way of opening on the pedestal that is fixed on the inner window frame, the lock pin that cooperates with pedestal and the outer window frame, it is characterized in that: described lock pin cooperation is contained in the pedestal, lock pin top is crossbeam, middle is the circle catch, and the bottom is cylindrical shank, sleeve spring on the shank, described pedestal is a housing, and case top has the translot that cooperates with the lock pin crossbeam.

2, according to the described switching window of claim 1 safety detent, it is characterized in that: described round catch center fixed column, the column upper lateral is passed described crossbeam.

3, according to the described switching window of claim 1 safety detent, it is characterized in that: the spring that is enclosed within on the shank places in the pedestal housing of described round catch below.

4, according to the described switching window of claim 1 safety detent, it is characterized in that: the cross sectional dimensions of the cotter way adaptation that matches with the shank cross sectional dimensions on the described outer window frame.

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