CN210141063U

CN210141063U - Casement window

Info

Publication number: CN210141063U
Application number: CN201920227541.6U
Authority: CN
Inventors: 黄文清
Original assignee: Guizhou Zhenghe Kelaijin Technology Co ltd
Current assignee: Guizhou Zhenghe Kelaijin Technology Co ltd
Priority date: 2019-02-20
Filing date: 2019-02-20
Publication date: 2020-03-13
Anticipated expiration: 2029-02-20

Abstract

The application discloses a casement window in the technical field of aluminum alloy doors and windows, which comprises a window frame and a window door, wherein the window door is rotatably connected to the opposite inner walls of the window frame; the improved centrifugal spring comprises a sliding block, a sliding block and a sliding groove, wherein the sliding block is fixedly connected with a rack, the inner wall of the sliding groove is rotatably connected with a rotating shaft, the rotating shaft is coaxially connected with a gear, the gear is meshed with the rack, the inner wall of the sliding groove is also fixedly connected with a sleeve, the rotating shaft is located inside the sleeve, the rotating shaft is provided with a sliding groove perpendicular to the axis of the sliding groove, the sliding groove is slidably connected with a centrifugal block, a limiting spring is connected between the centrifugal block and the sliding groove, and the inner wall of the sleeve is fixedly connected. This scheme can prevent that the window and door striking window frame.

Description

Casement window

Technical Field

The utility model relates to an aluminum alloy door and window technical field, concretely relates to flat-open window.

Background

The casement window is favored by consumers due to the advantages of large opening area, good ventilation, good sealing performance, sound insulation, heat preservation, excellent anti-permeability performance and the like, so that the casement window is widely applied to middle and high-grade buildings such as urban commercial buildings, office buildings, high-grade houses, villas and the like. When the existing casement window is opened, if the existing casement window meets strong wind weather, the window sash can swing along with wind, and wind power enables the window sash to quickly impact the window frame and even smash glass, so that potential safety hazards and economic losses are brought to users.

SUMMERY OF THE UTILITY MODEL

The utility model provides a casement window to solve among the prior art problem that the casement was promoted to strike the window frame fast by wind.

In order to solve the above problem, the utility model provides a following technical scheme: a casement window comprises a window frame and a window door, wherein the window door is rotatably connected to the opposite inner walls of the window frame, the inner wall of the window frame is also provided with a transverse sliding groove, the sliding groove is connected with a sliding block in a sliding manner, and a connecting rod is hinged between the sliding block and the window door; the improved centrifugal spring comprises a sliding block, a sliding block and a sliding groove, wherein the sliding block is fixedly connected with a rack, the inner wall of the sliding groove is rotatably connected with a rotating shaft, the rotating shaft is coaxially connected with a gear, the gear is meshed with the rack, the inner wall of the sliding groove is also fixedly connected with a sleeve, the rotating shaft is located inside the sleeve, the rotating shaft is provided with a sliding groove perpendicular to the axis of the sliding groove, the sliding groove is slidably connected with a centrifugal block, a limiting spring is connected between the centrifugal block and the sliding groove, and the inner wall of the sleeve is fixedly connected.

The utility model discloses a theory of operation: when the casement window is normally used, the centrifugal block is positioned in the sliding groove, when the window door is pushed outdoors, because the connecting rod is hinged between the sliding block and the window door, and the sliding block is connected in the transverse sliding groove in a sliding mode, the window door which moves outwards drives the sliding block to slide horizontally in the sliding groove through the connecting rod, the sliding block drives the gear to rotate through the rack, the gear drives the rotating shaft to rotate, the rotating speed of the rotating shaft is slow at the moment, the rotating speed of the centrifugal block is slow, the centrifugal block cannot stretch out of the sliding groove and is in contact with the resistance spring, and therefore the resistance spring cannot limit the rotating shaft to rotate through the centrifugal block, and further the movement of the window door is limited through the gear, the rack and the sliding.

When the window is in a strong wind weather, strong wind blows the window to rapidly move towards the window frame, the window pushes the sliding block to rapidly slide through the connecting rod, the sliding block drives the gear to rapidly rotate through the rack, the gear further drives the rotating shaft to rapidly rotate, at the moment, the rotating speed of the centrifugal block is high, the centrifugal block stretches the limiting spring and moves towards the sliding groove, one part of the centrifugal block extends out of the sliding groove, one end of the resistance spring is fixed on the inner wall of the sleeve, the sleeve is fixed on the inner wall of the sliding groove, therefore, in the rotating process of the centrifugal block, the centrifugal block is in contact with the resistance spring, the elastic force of the resistance spring limits the movement of the centrifugal block, the rotation of the rotating shaft is further limited, the gear finally prevents the window from moving through limiting the movement of the rack, the sliding block and the connecting rod, and therefore, the window can be.

The utility model has the advantages that: this scheme is when wind-force is great, and when wind-force promoted window door quick travel, the window door passes through connecting rod and slider rear gear and then drives the pivot and rotate fast, and the rotational speed of centrifugation piece is big this moment, and the centrifugal force that receives is big, and after centrifugation piece and resistance spring contacted, the removal of gear rethread rack, slider and connecting rod restriction window door just so can prevent that the window door from hitting on the window frame.

Further, telescopic inner wall is equipped with spacing piece, resistance spring's one end and spacing piece fixed connection. Through setting up spacing piece, resistance spring's axis is perpendicular with spacing piece, and spacing piece can play better limiting displacement in resistance spring's compression direction.

Furthermore, the limiting piece is connected with a blocking piece used for covering the resistance spring. The aim at that the separation blade set up, when resistance spring was compressed, in order to avoid the hunch-up when resistance spring compressed, cause and can't carry out better cushioning effect to the window and door, consequently set up the separation blade, the separation blade can restrict resistance spring's hunch-up, makes resistance spring effectual compression in the direction of rotation of centrifugation piece.

Further, the window and the door are connected with a handle. The opening of the window and door is facilitated by the handle.

Drawings

Fig. 1 is a schematic sectional structure view of a casement window of the present invention;

FIG. 2 is a schematic view of a portion A of FIG. 1;

fig. 3 is a schematic sectional view of the sleeve of fig. 2 with the gear removed.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a sliding block 1, a sliding groove 2, a window frame 3, a window 4, a connecting rod 5, a rack 6, a sleeve 7, a rotating shaft 8, a gear 9, a resistance spring 10, a limiting spring 11, a sliding groove 12 and a centrifugal block 13.

Example 1: as shown in fig. 1 and 2: a casement window comprises a window frame 3 and a window door 4, wherein the window door 4 is rotatably connected to the opposite inner walls of the window frame 3, a transverse sliding groove 2 is formed in the inner wall of the window frame 3, a sliding block 1 is connected to the sliding groove 2 in a sliding mode, and a connecting rod 5 is hinged between the sliding block 1 and the window door 4; slider 1 fixedly connected with rack 6, as shown in fig. 3, the inner wall of spout 2 rotates and is connected with pivot 8, the coaxial fixedly connected with gear 9 of pivot 8, gear 9 and rack 6 meshing, the inner wall of spout 2 still fixedly connected with sleeve 7, pivot 8 is located the inside of sleeve 7, be equipped with rather than axis vertically sliding tray 12 on the pivot 8, sliding tray 12 sliding connection has centrifugal piece 13, be connected with spacing spring 11 between centrifugal piece 13 and the sliding tray 12, the inner wall fixedly connected with of sleeve 7 is used for restricting the resistance spring 10 that centrifugal piece 13 removed, the one end of resistance spring 10 is the expansion end, the other end of resistance spring 10 and the inner wall fixed connection of sleeve 7.

When the casement window is normally used, the centrifugal block 13 is located in the sliding groove 12, when the window door 4 is pushed to the outside, as the connecting rod 5 is hinged between the sliding block 1 and the window door 4, and the sliding block 1 is connected in the transverse sliding groove 2 in a sliding manner, the window door 4 moving outwards drives the sliding block 1 to horizontally slide in the sliding groove 2 through the connecting rod 5, the sliding block 1 drives the gear 9 to rotate through the rack 6, the gear 9 drives the rotating shaft 8 to rotate, and as the rotating speed of the rotating shaft 8 is slow at the moment, the rotating speed of the centrifugal block 13 is slow, the centrifugal block 13 cannot extend out of the sliding groove 12 and is in contact with the resistance spring 10, and therefore the resistance spring 10 cannot limit the rotation of the rotating shaft 8 through the centrifugal block 13, and further limit the movement of the window door 4 through the gear 9, the rack 6 and.

In windy weather, strong wind blows the window door 4 to move towards the window frame 3 rapidly, the window door 4 pushes the sliding block 1 to slide rapidly through the connecting rod 5, the sliding block 1 drives the gear 9 to rotate rapidly through the rack 6, the gear 9 further drives the rotating shaft 8 to rotate rapidly, at the moment, the rotating speed of the centrifugal block 13 is large, the centrifugal block 13 stretches the limiting spring 11 and moves towards the outside of the sliding groove 12, one side of the centrifugal block 13 extends out of the sliding groove 12, because one end of the resistance spring 10 is a movable end, the other end of the resistance spring 10 is fixedly connected with the inner wall of the sleeve 7, in the rotating process of the centrifugal block 13, the centrifugal block 13 is contacted with the resistance spring 10, the elastic force of the resistance spring 10 limits the movement of the centrifugal block 13, the centrifugal block 13 limits the rotation of the rotating shaft 8, the gear 9 limits the movement of the rack 6, the sliding block 1 and the connecting rod 5, the connecting rod 5 limits the movement, this prevents the window and door 4 from hitting the window frame 3.

Example 2: example 3 differs from example 1 only in that: the inner wall of the sleeve 7 is provided with a limiting sheet, and one end of the resistance spring 10 is fixedly connected with the limiting sheet.

Example 3: example 3 differs from example 2 only in that: the limiting piece is connected with a blocking piece used for covering the resistance spring 10.

Example 4: example 4 differs from example 1 only in that: the outer frame line pressing notch is changed, so that the sliding support is convenient to assemble without milling ribs; the fan pressing strips are configured according to the existing die, so that unnecessary die varieties are reduced.

Claims

1. The utility model provides a casement window, includes window frame and window door, the window door rotates to be connected on the relative inner wall of window frame, its characterized in that: the inner wall of the window frame is also provided with a transverse sliding groove, the sliding groove is connected with a sliding block in a sliding manner, and a connecting rod is hinged between the sliding block and the window door; the improved centrifugal spring comprises a sliding block, a sliding block and a sliding groove, wherein the sliding block is fixedly connected with a rack, the inner wall of the sliding groove is rotatably connected with a rotating shaft, the rotating shaft is coaxially connected with a gear, the gear is meshed with the rack, the inner wall of the sliding groove is also fixedly connected with a sleeve, the rotating shaft is located inside the sleeve, the rotating shaft is provided with a sliding groove perpendicular to the axis of the sliding groove, the sliding groove is slidably connected with a centrifugal block, a limiting spring is connected between the centrifugal block and the sliding groove, and the inner wall of the sleeve is fixedly connected.

2. The casement window according to claim 1, wherein: the inner wall of the sleeve is provided with a limiting piece, and one end of the resistance spring is fixedly connected with the limiting piece.

3. The casement window according to claim 2, wherein: the limiting piece is connected with a blocking piece used for covering the resistance spring.

4. The casement window according to claim 3, wherein: the window and the door are connected with a handle.