CN211115309U - A safety limit device for door and window ventilation - Google Patents

Abstract

The utility model discloses a safety limiting device for door and window ventilation, which comprises a metal connecting rod, a fixing plate and a buffer limiting plate. It is threadedly connected with the door and window sliding groove, the upper surface of the fixed plate is provided with sliding rails, the upper surface of the sliding rail is provided with a limit block and a magnet block, and the magnet block is located on the side of the outer wall of the limit block. A slider is arranged on the upper surface of the slide rail, a support plate is arranged on both sides of the upper surface of the slider, a U-shaped plate is arranged on both sides of the upper surface of the buffer limit plate, and the other end of the metal connecting rod passes through a pin shaft B is flexibly connected to the U-shaped plate. The utility model is easy to install through the arrangement of a series of structures, plays a good role in limiting ventilation for doors and windows, protecting children from falling out of the windows, and at the same time buffering and protecting the movement of doors and windows, convenient operation, simple structure and practicality powerful.

Description

A safety limit device for door and window ventilation

technical field

The utility model relates to the technical field of door and window limitation, in particular to a safety limitation device for door and window ventilation.

Background technique

At present, translation doors and windows have been widely used in houses. They have both lighting and ventilation functions. Each translation door and window is equipped with a window lock to ensure the safety of translation doors and windows. Safety when closed, when the window lock of the sliding door and window is opened, the opening range of the window sash is not limited. In addition, children's restless nature may climb on the window sill, and then accidental falls may occur, so that the safety of children Not guaranteed. However, although it is possible to completely lock the window sash to prevent such accidents, it is not conducive to indoor ventilation.

Utility model content

The purpose of the utility model is to provide a safety limiting device for door and window ventilation to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a safety limiting device for door and window ventilation, comprising a metal connecting rod, a fixing plate and a buffer limiting plate, the fixing plate passes through the fixing plate and the door and window slides through the fixing bolts. The threaded hole on the groove is threadedly connected with the fixing plate and the door and window chute, the upper surface of the fixing plate is provided with sliding rails on both sides, the upper surface of the sliding rail is provided with a limit block and a magnet block, and the magnet block is located at the limit. On one side of the outer wall of the position block, a slider is arranged on the upper surface of the slide rail, and a support plate is arranged on both sides of the upper surface of the slider, and a pin A is arranged between the adjacent support plates, and the buffer limit There are U-shaped plates on both sides of the upper surface of the board, the U-shaped plate is provided with a pin B, one end of the metal connecting rod is movably connected to the support plate through the pin A, and the other end of the metal connecting rod is connected by the pin. B is movably connected with the U-shaped plate, a hinge shaft is arranged on one side of the outer wall of the fixed plate, and a hinge shaft sleeve is arranged on one side of the outer wall of the buffer limit plate. The hinge shaft is connected, and the buffer limit plate is composed of a connecting plate A, a connecting plate B, a sponge pad and a plastic rubber rod. One end of the plastic rubber rod is provided with a connecting plate A, and the other end of the plastic rubber rod is provided with a Connecting plate B, a sponge pad is arranged between the connecting plate A and connecting plate B adjacent to each other.

Preferably, there are two sliding rails on the fixing plate, and the two sliding rails are symmetrical with respect to the vertical center line on the fixing plate.

Preferably, there are two U-shaped plates on the buffer limit plate, and the two U-shaped plates are symmetrical with respect to the vertical center line of the buffer limit plate.

Preferably, the sponge pad is connected with the connecting plate A and the connecting plate B by bonding.

Preferably, the magnet block and the limiting block are connected by adhesive.

Compared with the prior art, the beneficial effect of the present utility model is: the fixing plate and the door and window sliding groove are connected by fixing bolts threadedly, so that the installation and disassembly between the fixing plate and the door and window sliding groove are convenient; To ensure the ventilation when the doors and windows are moved to the appropriate position, through the connection between the hinge shaft set on the outer wall of the fixed plate and the hinge sleeve set on one side of the outer wall of the buffer limit plate, the buffer limit plate can be connected to the fixed plate. It is turned upside down, through the setting of the slide rail on the fixed plate, the slider and the U-shaped plate on the buffer limit plate, the support plate installed on the slider is provided with a pin A between the adjacent ones, and the upper surface of the buffer limit plate The installed U-shaped plate is provided with a pin shaft B, the pin shaft A passes through one end of the metal connecting rod, and the pin shaft B passes through the other end of the metal connecting rod, so that the metal connecting rod can drive the buffer limit when sliding on the slide rail through the slider. The position plate is turned over. When the doors and windows need to be limited, the buffer limit plate is turned perpendicular to the door and window chute, the metal connecting rod slides to the magnet block connected by the limit block through the slider, and the metal connecting rod is used for the buffer limit plate. It plays a supporting role, so that the buffer limit plate can well block the doors and windows for limit, and the connecting rod and the slider are firmly adsorbed on the magnet block through the adsorption of the magnet block, and the connecting plate is connected by the buffer limit plate. A. The connecting plate B, the sponge pad and the plastic rubber rod are combined, so that when the buffer limit plate limits the doors and windows, when the doors and windows hit the buffer limit plate, it can buffer and protect the doors and windows. The movement of the chute is limited, and the opening distance of the window sash is limited, which provides protection for children to prevent climbing the window and prevent falling out of the window. Through the arrangement of a series of structures, the utility model is convenient for installation, plays a very good role in limiting ventilation for doors and windows, protecting children from falling out of the window, and at the same time has the function of buffering and protecting the movement of doors and windows, convenient operation, simple structure and practicability powerful.

Description of drawings

FIG. 1 is a schematic structural diagram of the utility model applied to the door and window chute and closed.

FIG. 2 is a schematic structural diagram of the utility model applied to the door and window chute and opened.

3 is a schematic structural diagram of a safety limiting device for door and window ventilation according to the present invention.

FIG. 4 is a schematic view of the enlarged structure of the A part of the present invention.

FIG. 5 is a schematic view of the enlarged structure of B of the present invention.

FIG. 6 is a schematic structural diagram of the fixing plate of the present invention.

FIG. 7 is a schematic structural diagram of the buffer limiting plate of the present invention.

FIG. 8 is a cross-sectional view of the buffer limiting plate of the present invention.

In the picture: 1. Slide rail; 2. Metal connecting rod; 3. Fixing plate; 4. Fixing bolt; 5. Buffer limit plate; 6. Door and window chute; 7. Magnet block; 8. Limit block; Support plate; 10, pin A; 11, slider; 12, pin B; 13, U-shaped plate; 14, hinge shaft; 15, hinge sleeve; 16, sponge pad; 17, plastic rubber rod; 18, Connecting board A; 19. Connecting board B.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Referring to FIGS. 1 to 8 , in an embodiment of the present invention, a safety limiting device for door and window ventilation includes a metal connecting rod 2 , a fixing plate 3 and a buffer limiting plate 5 , and the fixing plate 3 is fixed through fixing bolts 4 . The threaded holes on the plate 3 and the door and window chute 6 are threadedly connected with the fixing plate 3 and the door and window chute 6, and the fixing bolt 4 is connected between the fixed plate 3 and the door and window chute 6. A suitable seat ensures that the doors and windows are ventilated when they are moved to a suitable position. Slide rails 1 are provided on both sides of the upper surface of the fixed plate 3. There are two slide rails 1 on the fixed plate 3, and the two slide rails 1 are related to the fixed plate. The vertical center lines on 3 are relatively symmetrical, the upper surface of the slide rail 1 is provided with a limit block 8 and a magnet block 7, and the magnet block 7 is located on the side of the outer wall of the limit block 8, and the magnet block 7 and the limit block 8 pass through. Adhesive connection, the upper surface of the slide rail 1 is provided with a slider 11, the upper surface of the slider 11 is provided with a support plate 9 on both sides, a pin A10 is arranged between the adjacent support plates 9, and the upper surface of the buffer limit plate 5 is two. U-shaped plates 13 are provided on both sides, and there are two U-shaped plates 13 on the buffer limit plate 5, and the two U-shaped plates 13 are symmetrical about the vertical center line of the buffer limit plate 5. There is a pin shaft B12, one end of the metal connecting rod 2 is movably connected with the support plate 9 through the pin shaft A10, the other end of the metal connecting rod 2 is movably connected with the U-shaped plate 13 through the pin shaft B12, and a hinge shaft 14 is provided on one side of the outer wall of the fixed plate 3 A hinged shaft sleeve 15 is provided on one side of the outer wall of the buffer limit plate 5, and the buffer limit plate 5 is connected with the hinge shaft 14 on the fixed plate 3 through the hinge shaft sleeve 15, and the buffer limit plate 5 is connected with the hinge shaft 14 on the outer wall of the fixed plate 3 through the hinge shaft 14 and the buffer. The hinged shaft sleeve 15 provided on one side of the outer wall of the limit plate 5 is connected, so that the buffer limit plate 5 can be turned over on the fixed plate 3. The buffer limit plate 5 is composed of the connecting plate A18, the connecting plate B19, the sponge pad 16 and the plastic The rubber rods 17 are assembled. One end of the plastic rubber rod 17 is provided with a connecting plate A18, the other end of the plastic rubber rod 17 is provided with a connecting plate B19, and a sponge pad 16 is arranged between the connecting plate A18 and the connecting plate B19. The sponge pad 16 It is connected with the connecting plate A18 and connecting plate B19 by bonding, and through the setting of the slide rail 1 on the fixed plate 3, the sliding block 11 and the U-shaped plate 13 on the buffer limit plate 5, the support installed on the sliding block 11 A pin A10 is provided between the adjacent plates 9, and a pin B12 is provided on the U-shaped plate 13 installed on the upper surface of the buffer limit plate 5. The pin A10 passes through one end of the metal connecting rod 2, and the pin B12 passes through the metal connection. The other end of the rod 2 enables the metal connecting rod 2 to drive the buffer limit plate 5 to turn over when the slider 11 slides on the slide rail 1. When it is necessary to limit the door and window, the buffer limit plate 5 is turned perpendicular to the sliding of the door and window. Slot 6, the metal connecting rod 2 slides to the magnet block 7 connected to the limit block 8 through the slider 11, and the metal connecting rod 2 supports the buffer limit plate 5, so that the buffer limit plate 5 can be well It can block the doors and windows to limit the position, and the connecting rod and the slider 11 are firmly adsorbed on the magnet block 7 through the adsorption of the magnet block 7. The connecting plate A18, the connecting plate B19, the sponge pad 16 and the plastic rubber rod 17 are combined, so that when the buffer limit plate 5 limits the door and window, the door and window hits the buffer limit plate 5 to buffer and protect the door and window. , By limiting the movement of the doors and windows in the door and window chute 6, the opening distance of the window sash is limited, which provides protection for children to prevent climbing the window and prevent falling out of the window.

The working principle of the utility model is as follows: when in use, the fixing bolts 4 are connected between the fixed plate 3 and the door and window chute 6, and the door and window can be ventilated when they are moved to the appropriate position by being installed in a suitable position in the door and window chute 6. , by connecting the hinge shaft 14 on the outer wall of the fixed plate 3 with the hinge sleeve 15 on one side of the outer wall of the buffer limit plate 5, the buffer limit plate 5 can be turned over on the fixed plate 3, and through the sliding movement on the fixed plate 3 The arrangement of the rail 1, the slider 11 and the U-shaped plate 13 on the buffer limit plate 5; The plate 13 is provided with a pin B12, the pin A10 passes through one end of the metal connecting rod 2, and the pin B12 passes through the other end of the metal connecting rod 2 so that the metal connecting rod 2 can slide on the slide rail 1 through the slider 11. Drive the buffer limit plate 5 to turn over. When the door and window needs to be limited, the buffer limit plate 5 is turned over to be perpendicular to the door and window chute 6, and the metal connecting rod 2 slides through the slider 11 to the magnet block 7 connected to the limit block 8. On the upper side, the metal connecting rod 2 plays a supporting role for the buffer limit plate 5, so that the buffer limit plate 5 can well block the doors and windows to limit the position. It is firmly adsorbed on the magnet block 7, and the buffer limit plate 5 is composed of the connecting plate A18, the connecting plate B19, the sponge pad 16 and the plastic rubber rod 17, so that the buffer limit plate 5 limits the doors and windows. When it hits the buffer limit plate 5, it plays the role of buffering and protecting the door and window. By limiting the movement of the door and window in the door and window chute 6, the opening distance of the window sash is limited, which provides protection for children to prevent climbing the window and prevent falling out of the window.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (5)

1. The utility model provides a door and window ventilates and uses safety limiting device, includes metal connecting rod (2), fixed plate (3) and buffering limiting plate (5), its characterized in that, threaded hole and fixed plate (3) and door and window spout (6) threaded connection on fixed plate (3) and door and window spout (6) are passed through fixing bolt (4) in fixed plate (3), fixed plate (3) upper surface both sides all are provided with slide rail (1), slide rail (1) upper surface one side is provided with stopper (8) and magnet piece (7), and magnet piece (7) are located stopper (8) outer wall one side, slide rail (1) upper surface is provided with slider (11), slider (11) upper surface both sides all are provided with backup pad (9), be provided with round pin axle A (10) between backup pad (9) are adjacent, buffering limiting plate (5) upper surface both sides all are provided with U template (13), the U-shaped plate (13) is provided with a pin shaft B (12), one end of the metal connecting rod (2) is movably connected with the supporting plate (9) through a pin shaft A (10), the other end of the metal connecting rod (2) is movably connected with the U-shaped plate (13) through a pin shaft B (12), one side of the outer wall of the fixed plate (3) is provided with a hinged shaft sleeve (14), one side of the outer wall of the buffering limiting plate (5) is provided with a hinged shaft sleeve (15), the buffering limiting plate (5) is connected with the hinged shaft (14) on the fixed plate (3) through the hinged shaft sleeve (15), the buffering limiting plate (5) is formed by combining a connecting plate A (18), a connecting plate B (19), a sponge pad (16) and a plastic rubber rod (17), one end of the plastic rubber rod (17) is provided with the connecting plate A (18), and the other, a spongy cushion (16) is arranged between the connection board A (18) and the connection board B (19).

2. The safety limiting device for ventilation of doors and windows according to claim 1, wherein the number of the sliding rails (1) on the fixing plate (3) is two, and the two sliding rails (1) are symmetrical with respect to a vertical center line on the fixing plate (3).

3. The safety limit device for ventilation of doors and windows according to claim 1, wherein the number of the U-shaped plates (13) on the buffering limit plate (5) is two, and the two U-shaped plates (13) are symmetrical with respect to the vertical center line of the buffering limit plate (5).

4. The safety limiting device for ventilation of doors and windows according to claim 1, wherein the sponge cushion (16) is connected with the connecting plate A (18) and the connecting plate B (19) through adhesion.

5. The safety limiting device for ventilation of doors and windows according to claim 1, wherein the magnet block (7) and the limiting block (8) are connected by adhesion.

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