CN212867228U

CN212867228U - Anti-drop dustproof rear-pull type hinge

Info

Publication number: CN212867228U
Application number: CN202021471296.2U
Authority: CN
Inventors: 曾小军
Original assignee: Guangdong Guangtong Huaxia Technology Co ltd
Current assignee: Guangdong Guangtong Huaxia Technology Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-04-02
Anticipated expiration: 2030-07-23

Abstract

The utility model provides a prevent that it draws formula hinge to prevent to hang down after dustproof, install the bearing connecting rod on the hinge bottom plate, link assembly and fixed connecting rod, the casement is fixed on fixed connecting rod, the promotion piece is installed to the tail end of hinge bottom plate, the promotion piece is provided with the rotation wheel body, this wheel body protrusion is on promotion piece surface, the position that corresponds the promotion piece in casement outside bottom is connected with the kicking block that slides, when using the casement to open and shut, slide the wheel body on the promotion piece surface that the kicking block contact is protruding in the kerve through the dress in the casement outside, roll and slide the promotion casement, can prevent effectively that the casement from drooping the back in the effect of natural gravity, the window produces the problem of scraping and bumping with the window frame when opening and shutting.

Description

Anti-drop dustproof rear-pull type hinge

Technical Field

The utility model relates to a building door and window technical field especially relates to a prevent dustproof pull-back hinge that hangs down.

Background

Along with the development of the door and window industry and the demand of people for improving the living standard, the size of the window sash is larger and larger, the thickness of the glass is increased, and the window sash is heavier and heavier due to the application of three layers of glass and four layers of glass, so that the bearing performance of a bearing accessory of the window sash, namely a hinge is higher and higher.

The traditional hinge is deformed and drooped under the action of natural gravity by a window sash due to the structural design, so that the window sash and a window frame are scraped when the window (especially a back-pull window) is opened and closed, and the use of a user is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent drawing formula hinge behind dustproof that hangs down aims at solving among the prior art hinge and warp flagging easily, leads to the window to produce with the window frame when opening and shutting and scrapes the technical problem who bumps.

The technical scheme of the utility model as follows:

the utility model provides an anti-dust rear-pull hinge that hangs down, includes the hinge bottom plate, install bearing connecting rod and link assembly on the hinge bottom plate, a fixed connecting rod couples with bearing connecting rod and link assembly simultaneously, and the casement is fixed on fixed connecting rod, the hinge bottom plate is close to the one end of fixed connecting rod and bearing connecting rod and is provided with spacing seat perpendicularly, the lifting block is installed to the rear end of hinge bottom plate, the lifting block middle part sets up a rotatable wheel body, and this wheel body protrusion is connected with the top block that slides in lifting block surface, and the position that corresponds the lifting block in casement outside bottom is connected with the top block that slides, the outside of the wheel body contact of top block and lifting block that slides is.

The utility model provides an anti-dust back of preventing hanging down draws formula hinge, wherein slidable mounting has the back to slide the layer board and fixed mounting has preceding fixed layer board in the hinge bottom plate, the bearing connecting rod rotates to be connected in the front on fixed layer board, link assembly middle part rotates through the linkage connecting rod to be connected in the front on fixed layer board, link assembly keeps away from the one end rotation connection of fixed connecting rod mutually and slides on the layer board after.

The anti-drop and dustproof rear pull type hinge is characterized in that a slope surface is also formed on the outer side, facing the sliding top block, of the lifting block.

The utility model provides an anti-dust back-pull hinge that hangs down, wherein the promotion piece outside is bent and is formed and hinge bottom plate appearance matched with cooperation groove, promote the piece and pass through cooperation groove and hinge bottom plate block, promote the piece bottom and be equipped with the screw hole, promote the piece and pass through screw hole connecting screw and be connected with hinge bottom plate.

The anti-vertical and dustproof backward-pulling hinge is characterized in that screw holes are formed in two sides of the sliding top block, and the sliding top block is connected to the bottom of the outer side of a window sash through the screw holes and the screws.

The anti-dropping dustproof back-pull type hinge is characterized in that an anti-dropping locking plate is installed at the bottom of a bottom plate of the hinge.

The beneficial effects of the utility model are that, the utility model discloses a design of back-pull formula, improve glass fan windowing back field of vision and space by a wide margin, more be favorable to indoor ventilation and make it and the stealthy hinge scutching of screen window tend to unanimously, more because the lifting block is installed to hinge bottom plate's tail end, the position that casement outside bottom corresponds the lifting block is connected with the kicking block that slides, when the casement opens and shuts, through sliding the wheel body of kicking block outside contact protrusion in the lifting block surface, slide the kicking block roll and slide the lift-up casement, can prevent effectively that the casement from drooping the back at the effect of natural gravity, the window fan produces the problem of scraping and bumping with the window frame when opening and shutting, it is more smooth and.

Drawings

Fig. 1 is a schematic front view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic view of the overall structure of the back side of the embodiment of the present invention.

Fig. 3 is a schematic side view of the overall structure of the embodiment of the present invention.

Fig. 4 is a schematic diagram of a lifting block structure according to an embodiment of the present invention.

In the drawings: the anti-falling device comprises a hinge bottom plate 1, a bearing connecting rod 2, a connecting rod assembly 3, a fixed connecting rod 4, a lifting block 5, a sliding top block 6, a linkage connecting rod 7, a limiting seat 10, a rear sliding supporting plate 11, a front fixed supporting plate 12, an anti-falling locking plate 13, a wheel body 50 and a matching groove 51.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

The embodiment of the anti-sagging and dustproof rear-pulling hinge shown in fig. 1 to 4 comprises a hinge bottom plate 1, wherein the hinge bottom plate 1 is made of high-quality 304 stainless material, a wire drawing and edge rounding process is adopted, thickened rivets are enlarged, a bearing connecting rod 2 and a connecting rod assembly 3 are installed on the hinge bottom plate 1, a fixed connecting rod 4 is connected with the bearing connecting rod 2 and the connecting rod assembly 3, a window sash is fixed on the fixed connecting rod 4, a limiting seat 10 is vertically arranged at one end, close to the fixed connecting rod 4 and the bearing connecting rod 2, of the hinge bottom plate 1, a lifting block 5 is installed at the other end (namely the rear end) of the hinge bottom plate 1, a rotatable wheel body 50 is arranged in the middle of the lifting block 5, the wheel body 50 protrudes out of the surface of the lifting block 5, a sliding top block 6 is connected to the position, corresponding to the lifting block 5, and a slope surface is formed at, since the outer side of the sliding top block 6 contacting with the wheel body 50 of the lifting block 5 is a slope surface, the sliding top block 6 can contact with the lifting block 5 more smoothly.

Further, in this embodiment, wherein the hinge base plate 1 is internally and slidably provided with a rear sliding supporting plate 11 and a front fixing supporting plate 12, the rear sliding supporting plate 11 and the front fixing supporting plate 12 are internally provided with 304 stainless steel blocks, and are externally coated with high-hardness wear-resistant engineering plastics of POM (point of care management), so that the hinge base plate is more wear-resistant and silent, and the smoothness is improved, the bearing connecting rod 2 is rotatably connected to the front fixing supporting plate 12, the middle part of the connecting rod assembly 3 is rotatably connected to the front fixing supporting plate 12 through the linkage connecting rod 7, and one end of the connecting rod assembly 3, which is far away from the fixing connecting rod 4, is rotatably connected to the rear sliding supporting.

Further, in the present embodiment, the slope surface is also formed on the outer side of the lift block 5 facing the sliding top block 6, so that the sliding top block 6 can be more smoothly contacted with the lift block 5.

Further, in this embodiment, wherein promote 5 outsides of piece and bend and form the cooperation groove 51 with 1 appearance matched with of hinge base plate, promote 5 through

cooperation groove

51 and 1 block of hinge base plate, promote 5 bottoms of piece and be equipped with the screw hole, promote 5 through screw hole connecting screw and be connected with hinge base plate 1 of piece, the design of cooperation groove 51 can the quick positioning prevent to shift, so promote 5 installation more convenient and firm.

Further, in this embodiment, two sides of the sliding top block 6 are provided with screw holes, and the sliding top block 6 is connected to the bottom of the outer side of the window sash through the screw holes and the screws, so that the sliding top block 6 can be more conveniently and quickly installed at the bottom of the outer side of the window sash.

Further, in the embodiment, the anti-falling locking plate 13 is installed at the bottom of the hinge bottom plate 1, and the bottom groove can be quickly positioned and reinforced to prevent swinging when the hinge is installed by adjusting the anti-falling locking plate 13.

When using, the utility model discloses a design of back-pull formula, improve glass fan windowing back field of vision and space by a wide margin, more be favorable to indoor ventilation and make it tend to unanimity with the stealthy hinge scutching of screen window, more because the hoisting block 5 is installed to hinge bottom plate 1's rear end, the position that casement outside bottom corresponds hoisting block 5 is connected with slides kicking block 6, when the casement is opened, through sliding 6 outside contacts protrusion in the wheel body 50 on hoisting block 5 surfaces of kicking block, slide 6 roll sliding lifting window sashes, can prevent effectively that the casement from drooping the back at the effect of natural gravity, the window fan produces the problem of scraping and bumping with the window frame when opening and shutting, it is more smooth and easy when making the window switch.

Furthermore, the utility model discloses a section bar that the hinge is fit for is that heavy window bridge cut-off European standard groove and 23 grooves are general in the trade.

Furthermore, the utility model discloses a hinge is according to the length of four connecting rods of the more scientific design of mechanics (bearing connecting rod 2, link assembly 3, fixed connecting rod 4, linkage connecting rod 7), makes it the bearing better, and the atress is better.

Further, the utility model discloses a fixed layer board 12 is in the front before the hinge, and the design that back slip layer board 11 is in the back is different from traditional sliding support, makes whole sliding support bearing capacity stronger.

Furthermore, the unique groove body design of the hinge is more convenient for dust prevention and cleaning. Thereby improving the service life of the sliding support.

Further, the utility model discloses a hinge kerve and face key have designed a plurality of hole sites, improve the stability of window.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims

1. An anti-drop and dustproof rear-pull hinge comprises a hinge base plate (1), wherein a bearing connecting rod (2) and a connecting rod component (3) are arranged on the hinge base plate (1), a fixed connecting rod (4) is simultaneously connected with the bearing connecting rod (2) and the connecting rod component (3), a window sash is fixed on the fixed connecting rod (4), it is characterized in that one end of the hinge bottom plate (1) close to the fixed connecting rod (4) and the bearing connecting rod (2) is vertically provided with a limiting seat (10), the rear end of the hinge bottom plate (1) is provided with a lifting block (5), the middle part of the lifting block (5) is provided with a rotatable wheel body (50), the wheel body (50) protrudes out of the surface of the lifting block (5), the sliding top block (6) is connected at the position of the bottom of the outer side of the window sash corresponding to the lifting block (5), the outer side of the sliding top block (6) in contact with the wheel body (50) of the lifting block (5) is provided with a slope surface.

2. The anti-drop and dustproof rear-pull hinge according to claim 1, wherein a rear sliding support plate (11) and a front fixed support plate (12) are slidably mounted in the hinge base plate (1), the bearing connecting rod (2) is rotatably connected to the front fixed support plate (12), the middle part of the connecting rod assembly (3) is rotatably connected to the front fixed support plate (12) through a linkage connecting rod (7), and one end of the connecting rod assembly (3) away from the fixed connecting rod (4) is rotatably connected to the rear sliding support plate (11).

3. Anti-sagging dust-proof back-pull hinge according to claim 1, characterized in that the outside of the lifting block (5) towards the sliding top block (6) is likewise formed with a sloping surface.

4. The anti-drop and dustproof rear-pull hinge is characterized in that the outer side of the lifting block (5) is bent to form a matching groove (51) matched with the appearance of the hinge base plate (1), the lifting block (5) is clamped with the hinge base plate (1) through the matching groove (51), a screw hole is formed in the bottom of the lifting block (5), and the lifting block (5) is connected with the hinge base plate (1) through a screw hole connecting screw.

5. The anti-sagging and anti-dust rear-pulling hinge according to claim 1, wherein screw holes are provided on both sides of the sliding top block (6), and the sliding top block (6) is connected to the bottom of the outer side of the window sash through the screw holes and the screws.

6. The anti-drop and anti-dust rear-pull hinge according to claim 1, characterized in that the bottom of the hinge base plate (1) is provided with an anti-drop locking plate (13).