CN216197326U

CN216197326U - Casement window opening and closing angle fixing device

Info

Publication number: CN216197326U
Application number: CN202122744189.3U
Authority: CN
Inventors: 刘延辉
Original assignee: Ningxia Yinhua Aluminum Co ltd
Current assignee: Ningxia Yinhua Aluminum Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-05
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a casement window opening and closing angle fixing device which comprises a window frame and two window sashes, wherein the two window sashes are rotatably installed on the window frame through hinges, bearing seats are fixedly installed on the inner walls of the two sides of the window frame respectively, transversely arranged lead screws are rotatably installed on the two bearing seats respectively, movable seats are respectively sleeved on the two lead screws in a threaded manner, one sides of the two movable seats are respectively hinged with a connecting rod, the two connecting rods are obliquely arranged, connecting seats are fixedly installed on the front sides of the two window sashes respectively, one ends of the two connecting rods, far away from the corresponding movable seats, are respectively hinged with the corresponding connecting seats, and a fixed seat is fixedly installed on the inner wall of the bottom of the window frame. The utility model has reasonable design and good practicability, is convenient for opening the two sashes at the same time, can adjust the opening and closing angles of the two sashes, can fix the positions of the two adjusted sashes, prevents the two sashes from moving, is convenient for closing the two sashes at the same time, and is convenient and fast to operate.

Description

Casement window opening and closing angle fixing device

Technical Field

The utility model relates to the technical field of casement windows, in particular to a device for fixing the opening and closing angle of a casement window.

Background

The casement window is divided into a push-pull type and an upward-suspension type, and has the advantages of large opening area, good ventilation, good sealing performance, excellent sound insulation, heat preservation and impermeability, and the like.

However, when the opening and closing angle of two sashes of an existing casement window is adjusted, the opening and closing angle of the sashes is usually fixed by friction force of hinges, the fixing mode is poor in effect, the casement window is influenced by abrasion when used for a long time, the sashes can be fixed more and more insecurely, when the casement window is blown by large wind, the sashes are easy to move, when the opening and closing angle of the two sashes is adjusted, the opening and closing angle of the two sashes needs to be adjusted one by one, hands of people need to extend outwards of the window frame along with the window, the opening and closing angle of the two sashes cannot be adjusted simultaneously, operation steps are increased, and operation is complex.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a fixing device for the opening and closing angle of a casement window, and solves the problem.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a flat-open window angle of opening and shutting fixing device, includes window frame and two casement, and two casement all rotate through the hinge and install on the window frame, equal fixed mounting has the bearing frame on the both sides inner wall of window frame, all rotate on two bearing frames and install the lead screw of horizontal setting, and equal thread bush is equipped with the sliding seat on two lead screws, and one side of two sliding seats all articulates there is the connecting rod, and two connecting rods are the slope setting, and the equal fixed mounting in front side of two casement has the connecting seat, and the one end that corresponding sliding seat was kept away from to two connecting rods is articulated mutually with corresponding connecting seat respectively, and fixed mounting has the fixing base on the bottom inner wall of window frame, has seted up the installation cavity in the fixing base, installs adjustment mechanism on the fixing base.

Preferably, two guide grooves are formed in the inner wall of the bottom of the window frame, guide rods are fixedly mounted at the bottoms of the two movable seats, and the two guide rods are slidably mounted in the corresponding guide grooves respectively.

Preferably, the thread directions of the two screw rods are opposite.

Preferably, the adjusting mechanism comprises two connecting shafts, two driven bevel gears and a transmission shaft, initiative bevel gear, handle and locking Assembly, all open on the left side inner wall of installation cavity and the right side inner wall and be equipped with the round hole, two connecting axles rotate respectively and install in corresponding round hole, the both ends of connecting axle all extend to outside the round hole, the one end that two connecting axles kept away from each other is respectively with the one end fixed connection that two lead screws are close to each other, two driven bevel gears are the one end that fixed mounting is close to each other at two connecting axles respectively, the mounting hole has been seted up on the front side inner wall of installation cavity, the transmission shaft rotates and installs in the mounting hole, the both ends of transmission shaft all extend to outside the mounting hole, initiative bevel gear fixed mounting is in the one end of installation cavity at the transmission shaft, two driven bevel gears all mesh with the initiative bevel gear, handle fixed mounting is in the outer one end of installation cavity of transmission shaft position.

Preferably, the inner walls of the two round holes are fixedly provided with sealing rings, and the two connecting shafts are respectively matched with the corresponding round holes in a rotating and sealing manner through the corresponding sealing rings.

Preferably, the transmission shaft is fixedly sleeved with a bearing, and an outer ring of the bearing is fixedly connected with the inner wall of the mounting hole.

Preferably, locking Assembly is locking bolt, offers the screw hole on the handle, and locking bolt rotates to be installed at the screw hole, has offered the constant head tank on the front side outer wall of fixing base, and locking bolt's one end extends to in the constant head tank.

Preferably, the quantity of constant head tank is a plurality of, and a plurality of constant head tanks use the transmission shaft to be equidistant annular arrangement as the center.

(III) advantageous effects

The utility model provides a fixing device for the opening and closing angle of a casement window. The method has the following beneficial effects:

(1) according to the casement window opening and closing angle fixing device, the handle is rotated clockwise, the two driven bevel gears are meshed with the driving bevel gears for transmission, the two movable seats can be controlled to move towards the direction close to each other, then the two window sashes can be opened simultaneously, and the opening and closing angles of the two window sashes can be adjusted properly according to needs.

(2) According to the casement window opening and closing angle fixing device, the handle is rotated anticlockwise, the two driven bevel gears are meshed with the driving bevel gear for transmission, the two movable seats can be controlled to move towards the direction away from each other, and then the two window sashes can be controlled to be gradually closed.

(3) This flat-open window angle fixing device that opens and shuts through setting up locking Assembly, can fix the handle, to the angle modulation back that opens and shuts of two casement, but utilize locking Assembly to restrict the handle and rotate, and then fix the position of two casement that adjust, prevent that two casement from taking place to remove.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic top cross-sectional structural view of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic sectional top view of another embodiment;

fig. 5 is an enlarged schematic view of a portion B in fig. 4.

In the figure: 1. a window frame; 2. a window sash; 3. a bearing seat; 4. a screw rod; 5. a movable seat; 6. a connecting rod; 7. a connecting seat; 8. a fixed seat; 9. a mounting cavity; 10. a connecting shaft; 11. a driven bevel gear; 12. a drive shaft; 13. a driving bevel gear; 14. a handle; 15. positioning a groove; 16. locking the bolt; 17. inserting a rod; 18. and a rubber plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, are not to be construed as limiting the present invention, and in the description of the present invention, "plurality" means two or more unless specifically defined otherwise.

Example one

As shown in fig. 1-3, the present invention provides a technical solution: a casement window opening and closing angle fixing device comprises a window frame 1 and two window sashes 2, wherein the two window sashes 2 are rotatably arranged on the window frame 1 through hinges, bearing seats 3 are fixedly arranged on the inner walls of the two sides of the window frame 1 respectively, transversely arranged lead screws 4 are rotatably arranged on the two bearing seats 3 respectively, movable seats 5 are respectively sheathed on the two lead screws 4 in a threaded manner, one sides of the two movable seats 5 are respectively hinged with a connecting rod 6, the two connecting rods 6 are obliquely arranged, connecting seats 7 are fixedly arranged on the front sides of the two window sashes 2 respectively, one ends of the two connecting rods 6 far away from the corresponding movable seats 5 are respectively hinged with the corresponding connecting seats 7, a fixed seat 8 is fixedly arranged on the inner wall of the bottom of the window frame 1, an installation cavity 9 is arranged in the fixed seat 8, an adjusting mechanism is arranged on the fixed seat 8, and the opening and closing angle of the two window sashes 2 can be conveniently adjusted by arranging the adjusting mechanism, and the positions of the two adjusted window sashes 2 can be fixed, so that the two window sashes 2 are prevented from moving.

In this embodiment, two guide ways have been seted up on the bottom inner wall of window frame 1, and the equal fixed mounting in bottom of two sliding seat 5 has the guide bar, and two guide bars are slidable mounting respectively in corresponding guide way, through setting up the sliding connection cooperation of guide bar in the guide way, play and carry out the effect of leading to the sliding direction of sliding seat 5, also can carry on spacingly to the sliding stroke of sliding seat 5.

In this embodiment, the thread turning directions of the two screw rods 4 are opposite, and the two screw rods 4 with opposite thread turning directions are arranged, so that when the two screw rods 4 rotate, the two movable seats 5 can be controlled to move towards the direction close to each other or away from each other.

In this embodiment, the adjusting mechanism includes two connecting shafts 10, two driven bevel gears 11, a transmission shaft 12, a driving bevel gear 13, a handle 14 and a locking assembly, circular holes are respectively formed on the left inner wall and the right inner wall of the mounting cavity 9, the two connecting shafts 10 are respectively rotatably mounted in the corresponding circular holes, both ends of the connecting shafts 10 extend out of the circular holes, one ends of the two connecting shafts 10 away from each other are respectively fixedly connected with one ends of the two lead screws 4 close to each other, the two driven bevel gears 11 are respectively fixedly mounted at one ends of the two connecting shafts 10 close to each other, a mounting hole is formed on the front inner wall of the mounting cavity 9, the transmission shaft 12 is rotatably mounted in the mounting hole, both ends of the transmission shaft 12 extend out of the mounting hole, the driving bevel gear 13 is fixedly mounted at one end of the transmission shaft 12 located in the mounting cavity 9, the two driven bevel gears 11 are both engaged with the driving bevel gear 13, the handle 14 is fixedly installed at one end of the transmission shaft 12 outside the installation cavity 9, the transmission shaft 12 and the driving bevel gear 13 are convenient to rotate by arranging the handle 14, the two connecting shafts 10 can be controlled to rotate simultaneously by utilizing the meshing transmission of the two driven bevel gears 11 and the driving bevel gear 13, and then the two connecting shafts 10 drive the corresponding screw rods 4 to rotate.

In this embodiment, equal fixed mounting has the sealing ring on the inner wall of two round holes, and two connecting axles 10 rotate sealed cooperation with corresponding round hole respectively through corresponding sealing ring, through setting up the sealing ring, can seal the clearance between connecting axle 10 and the round hole.

In this embodiment, fixed cover is equipped with the bearing on the transmission shaft 12, and the outer lane of bearing and the inner wall fixed connection of mounting hole play the effect of supporting and fixing a position the mounted position of transmission shaft 12 through setting up the bearing for transmission shaft 12 can smoothly rotate in the mounting hole.

In this embodiment, locking Assembly is locking bolt 16, and threaded hole is seted up on handle 14, and locking bolt 16 rotates to be installed at threaded hole, has seted up constant head tank 15 on the front side outer wall of fixing base 8, and locking bolt 16's one end extends to in the constant head tank 15, through the grafting allotment that utilizes locking bolt 16 and constant head tank 15, can restrict handle 14's rotation, and then makes two casement 2 of adjusting can not take place to remove.

In this embodiment, the quantity of constant head tank 15 is a plurality of, and a plurality of constant head tanks 15 use transmission shaft 12 to be equidistant annular and arrange as the center, through setting up a plurality of constant head tanks 15, is convenient for fix the different angles that open and shut of casement 2.

When the two window sashes 2 are used, when the two window sashes 2 need to be opened, firstly, the locking bolt 16 is screwed out of the corresponding positioning groove 15, namely, the handle 14 is released from being fixed, the handle 14 drives the transmission shaft 12 and the driving bevel gear 13 to rotate clockwise by rotating the handle 14 clockwise, the two driven bevel gears 11 are both in meshing transmission with the driving bevel gear 13, so that the two connecting shafts 10 simultaneously rotate in opposite directions, the two connecting shafts 10 drive the corresponding screw rods 4 to rotate, because the threads of the two screw rods 4 are arranged in opposite rotating directions, the two movable seats 5 move towards the directions close to each other, the two movable seats 5 drive the corresponding connecting rods 6 to move, the two connecting rods 6 respectively rotate at the respective hinged parts, the two connecting rods 6 can push the corresponding window sashes 2 to be opened through the corresponding connecting seats 7, so that the opening and closing angles of the two window sashes 2 are gradually increased, after the opening and closing angles of the two window sashes 2 are properly adjusted according to requirements, stopping rotating the handle 14, screwing the locking bolt 16 into the corresponding positioning slot 15, so as to limit the rotation of the handle 14, and further limit the rotation of the two screw rods 4, so as to fix the positions of the two adjusted window sashes 2, and prevent the two window sashes 2 from moving, when the two window sashes 2 need to be closed, rotating the locking bolt 16 out of the corresponding positioning slot 15, then rotating the handle 14 counterclockwise, the handle 14 driving the transmission shaft 12 and the driving bevel gear 13 to rotate counterclockwise, using the meshing transmission of the two driven bevel gears 11 and the driving bevel gear 13, controlling the two movable seats 5 to move in the direction away from each other, so that the two connecting rods 6 can drive the corresponding window sashes 2 to move through the corresponding connecting seats 7, so as to control the two window sashes 2 to be gradually closed, after the two window sashes 2 are closed, stopping screwing the locking bolt 16 into the corresponding positioning slot 15, the handle 14 is restricted from rotating.

Example two

As shown in fig. 4-5, the present invention provides a technical solution: the utility model provides a flat-open window angle fixing device that opens and shuts, including window frame 1 and two casement 2, two casement 2 all rotate through the hinge and install on window frame 1, equal fixed mounting has bearing frame 3 on the both sides inner wall of window frame 1, all rotate on two bearing frames 3 and install the lead screw 4 of horizontal setting, equal thread bush is equipped with sliding seat 5 on two lead screw 4, one side of two sliding seat 5 all articulates there is connecting rod 6, two connecting rod 6 are the slope setting, the equal fixed mounting in front side of two casement 2 has connecting seat 7, the one end that corresponding sliding seat 5 was kept away from to two connecting rod 6 is articulated mutually with corresponding connecting seat 7 respectively, fixed mounting has fixing base 8 on the bottom inner wall of window frame 1, installation cavity 9 has been seted up in the fixing base 8, install adjustment mechanism on the fixing base 8.

In this embodiment, two guide ways have been seted up on the bottom inner wall of window frame 1, and the equal fixed mounting in bottom of two sliding seats 5 has the guide bar, and two guide bars are slidable mounting respectively in corresponding guide way.

In this embodiment, the thread directions of the two screw rods 4 are opposite.

In this embodiment, the adjusting mechanism includes two connecting shafts 10, two driven bevel gears 11, a transmission shaft 12, a driving bevel gear 13, a handle 14 and a locking assembly, circular holes are respectively formed on the left inner wall and the right inner wall of the mounting cavity 9, the two connecting shafts 10 are respectively rotatably mounted in the corresponding circular holes, both ends of the connecting shafts 10 extend out of the circular holes, one ends of the two connecting shafts 10 away from each other are respectively fixedly connected with one ends of the two lead screws 4 close to each other, the two driven bevel gears 11 are respectively fixedly mounted at one ends of the two connecting shafts 10 close to each other, a mounting hole is formed on the front inner wall of the mounting cavity 9, the transmission shaft 12 is rotatably mounted in the mounting hole, both ends of the transmission shaft 12 extend out of the mounting hole, the driving bevel gear 13 is fixedly mounted at one end of the transmission shaft 12 located in the mounting cavity 9, the two driven bevel gears 11 are both engaged with the driving bevel gear 13, the handle 14 is fixedly arranged at one end of the transmission shaft 12 outside the mounting cavity 9.

In this embodiment, the inner walls of the two circular holes are all fixedly provided with a sealing ring, and the two connecting shafts 10 are respectively in rotating sealing fit with the corresponding circular holes through the corresponding sealing rings.

In this embodiment, the transmission shaft 12 is fixedly sleeved with a bearing, and an outer ring of the bearing is fixedly connected with an inner wall of the mounting hole.

In this embodiment, locking Assembly includes inserted bar 17 and rubber buffer 18, has seted up the jack on the handle 14, and inserted bar 17 slidable mounting is in the jack, and outside the both ends of inserted bar 17 all extended to the jack, 18 fixed mounting of rubber buffer were in inserted bar 17 was close to the one end of fixing base 8, has seted up constant head tank 15 on the front side outer wall of fixing

base

8, and 18 slidable mounting of rubber buffer have been in constant head tank 15.

In this embodiment, the quantity of constant head tank 15 is a plurality of, and a plurality of constant head tanks 15 use transmission shaft 12 to be equidistant annular arrangement as the center.

Different locking assemblies are respectively adopted in the second embodiment and the first embodiment, so that different locking and fixing modes can be adopted for the handle 14, and the effect of limiting the rotation of the handle 14 is achieved.

When the window frame is used, the inserting rod 17 is pulled to slide towards the direction far away from the handle 14, so that the inserting rod 17 drives the rubber plug 18 to slide out of the corresponding positioning groove 15, the fixing of the handle 14 is released, the handle 14 is further rotated clockwise by rotating the handle 14, the opening and closing angles of the two window sashes 2 can be adjusted properly, then the inserting rod 17 is pushed to slide towards the direction close to the handle 14, the inserting rod 17 drives the rubber plug 18 to be inserted into the corresponding positioning groove 15, the rotation of the handle 14 can be limited, the positions of the two window sashes 2 can be further fixed, and meanwhile, the content which is not described in detail in the specification belongs to the prior art known by professional technicians in the field.

To sum up, the casement window opening and closing angle fixing device is convenient for simultaneously opening the two window sashes 2, can adjust the opening and closing angles of the two window sashes 2, can fix the positions of the two adjusted window sashes 2, prevents the two window sashes 2 from moving, is convenient for simultaneously closing the two window sashes 2, and is convenient to operate.

Claims

1. The utility model provides a flat-open window angle fixing device that opens and shuts, includes window frame (1) and two casement (2), two casement (2) all rotate through the hinge and install on window frame (1), its characterized in that: equal fixed mounting has bearing frame (3), two on the both sides inner wall of window frame (1) equal rotation installs horizontal lead screw (4) that set up on bearing frame (3), two equal thread bush is equipped with sliding seat (5), two on lead screw (4) one side of sliding seat (5) all articulates there is connecting rod (6), two connecting rod (6) are the slope setting, two the equal fixed mounting in front side of casement (2) has connecting seat (7), two connecting rod (6) are kept away from the one end of corresponding sliding seat (5) respectively with corresponding connecting seat (7) are articulated mutually, fixed mounting has fixing base (8) on the bottom inner wall of window frame (1), seted up installation cavity (9) in fixing base (8), install adjustment mechanism on fixing base (8).

2. The opening and closing angle fixing device of the casement window according to claim 1, characterized in that: two guide grooves are formed in the inner wall of the bottom of the window frame (1), two guide rods are fixedly mounted at the bottom of the movable seat (5), and the two guide rods are slidably mounted in the corresponding guide grooves respectively.

3. The opening and closing angle fixing device of the casement window according to claim 1, characterized in that: the thread turning directions of the two screw rods (4) are opposite.

4. The opening and closing angle fixing device of the casement window according to claim 1, characterized in that: the adjusting mechanism comprises two connecting shafts (10), two driven bevel gears (11), a transmission shaft (12), a driving bevel gear (13), a handle (14) and a locking assembly, round holes are formed in the inner wall of the left side and the inner wall of the right side of the mounting cavity (9), the two connecting shafts (10) are respectively rotatably mounted in the corresponding round holes, two ends of each connecting shaft (10) extend out of the round holes, one end, far away from each other, of each connecting shaft (10) is fixedly connected with one end, close to each other, of the two lead screws (4), the two driven bevel gears (11) are respectively fixedly mounted at one ends, close to each other, of the two connecting shafts (10), a mounting hole is formed in the inner wall of the front side of the mounting cavity (9), the transmission shaft (12) is rotatably mounted in the mounting hole, and two ends of the transmission shaft (12) extend out of the mounting hole, the driving bevel gear (13) is fixedly arranged at one end, located in the installation cavity (9), of the transmission shaft (12), the two driven bevel gears (11) are meshed with the driving bevel gear (13), and the handle (14) is fixedly arranged at one end, located outside the installation cavity (9), of the transmission shaft (12).

5. The casement window opening and closing angle fixing device according to claim 4, wherein: sealing rings are fixedly mounted on the inner walls of the two round holes, and the two connecting shafts (10) are in rotary sealing fit with the corresponding round holes through the corresponding sealing rings.

6. The casement window opening and closing angle fixing device according to claim 4, wherein: the transmission shaft (12) is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the mounting hole.

7. The casement window opening and closing angle fixing device according to claim 4, wherein: the locking assembly is a locking bolt (16), a threaded hole is formed in the handle (14), the locking bolt (16) is rotatably installed in the threaded hole, a positioning groove (15) is formed in the outer wall of the front side of the fixing seat (8), and one end of the locking bolt (16) extends into the positioning groove (15).

8. The opening and closing angle fixing device of a casement window according to claim 7, characterized in that: the quantity of constant head tank (15) is a plurality of, and is a plurality of constant head tank (15) use transmission shaft (12) as the center and are equidistant annular arrangement.