CN215169042U - Strengthen stealthy hinge structure of novel fire prevention - Google Patents
Strengthen stealthy hinge structure of novel fire prevention Download PDFInfo
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- CN215169042U CN215169042U CN202120936671.4U CN202120936671U CN215169042U CN 215169042 U CN215169042 U CN 215169042U CN 202120936671 U CN202120936671 U CN 202120936671U CN 215169042 U CN215169042 U CN 215169042U
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Abstract
The utility model discloses a reinforced novel fireproof invisible hinge structure, which comprises a first mounting arm, a second mounting arm, a first connecting arm and a second connecting arm; one end of the first mounting arm is hinged with the first connecting arm, and the other end of the first mounting arm is provided with a first sliding chute; one end of the second mounting arm is hinged with the second connecting arm, and the other end of the second mounting arm is provided with a second sliding chute; a first sliding block is arranged at one end of the first connecting arm, which is far away from a hinge point with the first mounting arm; and a second sliding block is arranged at one end of the second connecting arm far away from a hinged point of the second connecting arm and the second mounting arm. By arranging the first connecting arm and the second connecting arm, the connecting arms are connected with the mounting arms, so that the structure of the fireproof invisible hinge is simplified, and the connection stability of the first mounting arm and the second mounting arm is also ensured; through setting up first spout and second spout, take place the dead condition of card when avoiding first installation arm activity, improve the activity flexibility of the stealthy hinge of fire prevention.
Description
Technical Field
The utility model belongs to the technical field of the fire prevention hinge technique and specifically relates to a strengthen novel stealthy hinge structure of fire prevention.
Background
At present, a window frame and a window sash of a fireproof window need to be assembled through a fireproof hinge, and the window body is freely opened or closed. For the connection compactness of improving window frame and window body to guarantee its fire behavior and wholeness, current fire prevention hinge adopts stealthy design, and the fire prevention hinge is hidden between window frame and window body under the closed condition promptly. Most invisible hinges have the problem of complex structure, which not only increases the production cost of the fireproof hinge, but also causes poor activity flexibility.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, an object of the utility model is to provide a strengthen novel stealthy hinge structure of fire prevention for simplify stealthy fire prevention hinge's structure, reduce the manufacturing cost of fire prevention window, improve the activity flexibility of the stealthy hinge structure of fire prevention.
The utility model provides a technical scheme that its problem adopted is:
a reinforced novel fireproof invisible hinge structure comprises a first mounting arm, a second mounting arm, a first connecting arm and a second connecting arm; the first mounting arm is movably connected with the second mounting arm through the first connecting arm and the second connecting arm; one end of the first mounting arm is hinged with the first connecting arm, and the other end of the first mounting arm is provided with a first sliding groove; one end of the second mounting arm is hinged with the second connecting arm, and the other end of the second mounting arm is provided with a second sliding groove; a first sliding block is arranged at one end, far away from the first mounting arm, of the first connecting arm, and the first sliding block is inserted into the second sliding groove and is movably connected with the second mounting arm; a second sliding block is arranged at one end, far away from the second mounting arm, of the second connecting arm, and the second sliding block is inserted into the first sliding groove and is movably connected with the first mounting arm; the middle part of the first connecting arm is hinged with the second connecting arm.
The reinforced novel fireproof invisible hinge structure at least has the following beneficial effects: by arranging the first connecting arm and the second connecting arm, the connecting arms are connected with the mounting arms, so that the structure of the fireproof invisible hinge is simplified, and the connection stability of the first mounting arm and the second mounting arm is also ensured; through setting up first spout and second spout, first installation arm and second linking arm, second installation arm and first linking arm sliding connection take place the dead condition of card when avoiding first installation arm activity, improve the activity flexibility of the stealthy hinge of fire prevention.
Furthermore, a first arc-shaped rod extending downwards is arranged between the first connecting arm and the first sliding block, and a second arc-shaped rod extending upwards is arranged between the second connecting arm and the second sliding block; when the side of the first arc-shaped rod is attached to the side of the second arc-shaped rod, the length directions of the first mounting arm, the second mounting arm, the first connecting arm and the second connecting arm are parallel to each other. Through setting up first arc pole and second arc pole, improved the structural strength of first linking arm and second linking arm, the position that can stagger when also making first linking arm and second linking arm laminating effectively reduces the height of the stealthy hinge of fire prevention, saves the vertical installation space of fire prevention window, guarantees the stealthy function and the installation convenience of fire prevention hinge.
Further, the width of the first arc-shaped rod is half of the width of the first connecting arm; the width of the second arc-shaped rod is half of the width of the second connecting arm. When this kind of structure had guaranteed first arc pole and the laminating of second arc pole, the length direction of first linking arm and second linking arm keeps parallel, improves the location accuracy nature of fire prevention hinge.
Furthermore, the first arc-shaped rod and the second arc-shaped rod are both provided with reinforcing ribs. Through setting up the strengthening rib, effectively strengthened the structural strength of first linking arm and second linking arm, avoided taking place to warp and damage at first slider and second slider in the hinge activity process of preventing fires, improved stealthy hinge structure's of preventing fires stability and life.
Furthermore, a positioning block is arranged between the first sliding block and the second sliding groove; one end of the positioning block is hinged to the first sliding block, and the other end of the positioning block is connected with the second sliding groove through a fixing bolt. Through setting up the locating piece, be convenient for fix the position of second installation arm and first connecting arm through screwing up fixing bolt, and then lock the stealthy hinge structure of fire prevention, improve the convenience in use of fire prevention hinge.
Further, the positioning block is made of brass. The brass has good wear resistance and ductility, the positioning block is made of brass, the connection stability between the first sliding block and the second sliding groove is guaranteed, the positioning block is prevented from being damaged due to repeated use, and the service life of the fireproof invisible hinge structure is prolonged.
Furthermore, a first vertical rod is arranged at one end, far away from the first sliding groove, of the first mounting arm, and first connecting holes for connecting the window sashes are formed in the first mounting arm and the first vertical rod; and a second vertical rod is arranged at one end of the second mounting arm, which is far away from the second sliding groove, and second connecting holes for connecting the window sashes are formed in the second mounting arm and the second vertical rod. Through setting up first vertical pole and second vertical pole, improved the stability of being connected of fire prevention stealthy hinge structure and fire prevention window, avoid taking place the condition that the casement drops in the use, improve the stability of fire prevention stealthy hinge structure.
Further, the first installation arm and the first vertical rod are respectively provided with a first arc-shaped connecting block matched with the window sash in shape; and the second mounting arm and the second vertical rod are respectively provided with a second arc-shaped connecting block matched with the window frame in shape. Through setting up first arc connecting block and second arc connecting block, the first installation arm of being convenient for and the laminating degree of casement, second installation arm and window frame strengthen fireproof hinge structure's stealthy effect.
Furthermore, both sides of the first mounting arm are provided with reinforcing strips extending upwards. Through setting up the reinforcing bar, strengthened the structural stability of first installation arm, the condition of taking place bending deformation when avoiding first installation arm to support the casement.
Furthermore, the first mounting arm, the second mounting arm, the first connecting arm and the hinge point between the second connecting arms are all provided with friction gaskets. Through setting up the friction gasket, avoid each hinge point to take place hard friction, reduce the loss that causes at the activity in-process between each part effectively, improve fireproof hinge structure's life.
The beneficial effects of the novel fire-proof invisible hinge structure are that: by arranging the first connecting arm and the second connecting arm, the connecting arms are connected with the mounting arms, so that the structure of the fireproof invisible hinge is simplified, and the connection stability of the first mounting arm and the second mounting arm is also ensured; by arranging the first sliding groove and the second sliding groove, the first mounting arm is in sliding connection with the second connecting arm, and the second mounting arm is in sliding connection with the first connecting arm, so that the situation that the first mounting arm is blocked when moving is avoided, and the moving flexibility of the fireproof invisible hinge is improved; by arranging the first arc-shaped rod and the second arc-shaped rod, the structural strength of the first connecting arm and the second connecting arm is improved, the longitudinal installation space of the fireproof window is saved, and the invisible function and the installation convenience of the fireproof hinge are ensured; through setting up the locating piece, be convenient for fix the position of second installation arm and first connecting arm through screwing up fixing bolt, and then lock the stealthy hinge structure of fire prevention, improve the convenience in use of fire prevention hinge.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a structural diagram of a reinforced novel fireproof invisible hinge structure in an expanded state according to an embodiment of the present invention;
fig. 2 is a side view of the reinforced novel fireproof invisible hinge structure in a closed state according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the 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 functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 and 2, an embodiment of the present invention provides a reinforced novel fireproof invisible hinge structure, which includes a first mounting arm 100, a second mounting arm 200, a first connecting arm 300, and a second connecting arm 400; the first mounting arm 100 is movably connected with the second mounting arm 200 through a first connecting arm 300 and a second connecting arm 400; one end of the first mounting arm 100 is hinged to the first connecting arm 300, and the other end of the first mounting arm 100 is provided with a first chute 110; one end of the second mounting arm 200 is hinged to the second connecting arm 400, and the other end of the second mounting arm 200 is provided with a second chute 210; a first sliding block 310 is arranged at one end of the first connecting arm 300 far away from the first mounting arm 100, and the first sliding block 310 is inserted into the second sliding groove 210 and movably connected with the second mounting arm 200; a second sliding block 410 is arranged at one end of the second connecting arm 400 far away from the second mounting arm 200, and the second sliding block 410 is inserted into the first sliding groove 110 and movably connected with the first mounting arm 100; the middle portion of the first connecting arm 300 is hinged to the second connecting arm 400.
By arranging the first connecting arm 300 and the second connecting arm 400, the connecting arms are connected with the mounting arms, so that the structure of the fireproof invisible hinge is simplified, and the connection stability of the first mounting arm 100 and the second mounting arm 200 is ensured; through setting up first spout 110 and second spout 210, first installation arm 100 and second linking arm 400, second installation arm 200 and first linking arm 300 sliding connection take place the dead condition of card when avoiding first installation arm 100 activity, improve the activity flexibility of the stealthy hinge of fire prevention.
In another embodiment, a first arc-shaped rod 320 extending downwards is arranged between the first connecting arm 300 and the first sliding block 310, and a second arc-shaped rod 420 extending upwards is arranged between the second connecting arm 400 and the second sliding block 410; when the side of the first arc-shaped rod 320 is attached to the side of the second arc-shaped rod 420, the length directions of the first mounting arm 100, the second mounting arm 200, the first connecting arm 300 and the second connecting arm 400 are parallel to each other. Through setting up first arc pole 320 and second arc pole 420, improved the structural strength of first linking arm 300 and second linking arm 400, also make the position that can stagger when first linking arm 300 and the laminating of second linking arm 400, effectively reduce the height of the stealthy hinge of fire prevention, save the vertical installation space of fire prevention window, guarantee the stealthy function and the installation convenience of fire prevention hinge.
In another embodiment, the width of the first curved bar 320 is half the width of the first connecting arm 300; the width of the second arc-shaped lever 420 is half of the width of the second connecting arm 400. By the structure, when the first arc-shaped rod 320 is attached to the second arc-shaped rod 420, the length directions of the first connecting arm 300 and the second connecting arm 400 are kept parallel, and the positioning accuracy of the fireproof hinge is improved.
In another embodiment, the first curved bar 320 and the second curved bar 420 are provided with a reinforcing rib 330. Through setting up strengthening rib 330, effectively strengthened the structural strength of first linking arm 300 with second linking arm 400, avoided first slider 310 and second slider 410 to take place to warp and damage in fire prevention hinge activity process, improved fire prevention stealthy hinge structure's stability and life.
In another embodiment, a positioning block 340 is disposed between the first sliding block 310 and the second sliding groove 210; one end of the positioning block 340 is hinged to the first slider 310, and the other end of the positioning block 340 is connected to the second sliding groove 210 through a fixing bolt 350. Through setting up locating piece 340, be convenient for fix the position of second installation arm 200 with first connecting arm 300 through screwing up fixing bolt 350, and then lock the stealthy hinge structure of fire prevention, improve the convenience of use of fire prevention hinge.
In another embodiment, the positioning block 340 is made of brass. The brass has good wear resistance and ductility, the positioning block 340 is made of brass, so that the connection stability between the first sliding block 310 and the second sliding groove 210 is guaranteed, the positioning block 340 is prevented from being damaged due to repeated use, and the service life of the fireproof invisible hinge structure is prolonged.
In another embodiment, a first vertical rod 120 is disposed at an end of the first mounting arm 100 away from the first sliding chute 110, and a first connection hole 130 for connecting a window sash is disposed on each of the first mounting arm 100 and the first vertical rod 120; a second vertical rod 220 is disposed at an end of the second mounting arm 200 away from the second sliding slot 210, and a second connecting hole 230 for connecting the window sash is disposed on each of the second mounting arm 200 and the second vertical rod 220. Through setting up first vertical pole 120 and second vertical pole 220, improved the stability of being connected of stealthy hinge structure of fire prevention and fire prevention window, avoid taking place the condition that the casement drops in the use, improve stealthy hinge structure's of fire prevention stability.
In another embodiment, the first mounting arm 100 and the first vertical rod 120 are both provided with a first arc-shaped connecting block 140 matched with the window sash in shape; the second mounting arm 200 and the second vertical rod 220 are provided with a second arc-shaped connecting block 240 which is matched with the shape of the window frame. Through setting up first arc connecting block 140 and second arc connecting block 240, be convenient for first installation arm 100 and casement, second installation arm 200 and the laminating degree of window frame, the stealthy effect of reinforcing fire prevention hinge structure.
In another embodiment, both sides of the first mounting arm 100 are provided with upwardly extending reinforcing bars 150. By providing the reinforcing bar 150, the structural stability of the first mounting arm 100 is enhanced, and the first mounting arm 100 is prevented from bending and deforming when supporting the window sash.
In another embodiment, friction pads (not shown) are disposed at the hinge points between the first mounting arm 100, the second mounting arm 200, the first connecting arm 300 and the second connecting arm 400. Through setting up the friction gasket, avoid each hinge point to take place hard friction, reduce the loss that causes at the activity in-process between each part effectively, improve fireproof hinge structure's life.
The working principle of the present invention will be further explained below.
In the installation, need install two at least stealthy hinge structures of strengthening novel fire prevention between casement and window frame: firstly, a first arc-shaped connecting block 140 is attached to a mounting groove of a window sash, and then a first mounting arm 100 is fixed on the window sash by inserting a bolt into a first connecting hole 130; the second arc-shaped connecting block 240 is then attached to the mounting groove of the window frame, and the second mounting arm 200 is fixed to the window frame by inserting a bolt into the second connecting hole 230, thereby connecting the window sash to the window frame. In the using process, when the invisible fireproof hinge structure is in the unfolded state as shown in fig. 1, the positioning block 340 can be fixed on the second sliding groove 210 by tightening the fixing bolt 350, so as to complete the position fixing of the second mounting arm 200 and the first connecting arm 300, and further lock the invisible fireproof hinge structure, so that the sash is stably kept in the unfolded state. When the opening and closing angle of the window sash needs to be adjusted, the first mounting arm 100 can rotate around the second mounting arm 200 only by loosening the fixing bolt 350, so that the effect of adjusting the position of the window sash is achieved. When the window sash is closed, the first mounting arm 100 rotates around the hinge point with the first connecting arm 300, the second mounting arm 200 rotates around the hinge point with the second connecting arm 400, meanwhile, the first slider 310 slides along the second sliding groove 210 away from the second vertical rod 220, and the second slider 410 slides along the first sliding groove 110 away from the first vertical rod 120, so that the window sash is stably and accurately close to the window frame, when the side surface of the first arc-shaped rod 320 is attached to the side surface of the second arc-shaped rod 420, the length directions of the first mounting arm 100, the second mounting arm 200, the first connecting arm 300 and the second connecting arm 400 are parallel to each other, at this time, the window sash is attached to the inner side of the window frame, and at this time, the fireproof invisible hinge structure is in the closed state as shown in fig. 2. Under the positioning action of the first arc-shaped rod 320 and the second arc-shaped rod 420, the sealing performance between the window sash and the window frame can be ensured, and the fireproof function of the fireproof window is improved. Under the closed state, the fireproof invisible hinge structure is completely hidden between the window sash and the window frame, the invisible installation mode of the fireproof hinge is realized, and the integrity of the fireproof window is ensured.
As can be seen from the above description, the reinforced novel fireproof invisible hinge structure of the present invention simplifies the structure of the fireproof invisible hinge and ensures the connection stability of the first mounting arm 100 and the second mounting arm 200 by providing the first connecting arm 300 and the second connecting arm 400, and connecting the connecting arms and the mounting arms to each other; by arranging the first sliding groove 110 and the second sliding groove 210, the first mounting arm 100 is in sliding connection with the second connecting arm 400, and the second mounting arm 200 is in sliding connection with the first connecting arm 300, so that the situation that the first mounting arm 100 is blocked when moving is avoided, and the movement flexibility of the fireproof invisible hinge is improved; by arranging the first arc-shaped rod 320 and the second arc-shaped rod 420, the structural strength of the first connecting arm 300 and the second connecting arm 400 is improved, the longitudinal installation space of the fireproof window is saved, and the invisible function and the installation convenience of the fireproof hinge are ensured; through setting up locating piece 340, be convenient for fix the position of second installation arm 200 with first connecting arm 300 through screwing up fixing bolt 350, and then lock the stealthy hinge structure of fire prevention, improve the convenience of use of fire prevention hinge.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.
Claims (10)
1. A reinforced novel fireproof invisible hinge structure is characterized by comprising a first mounting arm, a second mounting arm, a first connecting arm and a second connecting arm; the first mounting arm is movably connected with the second mounting arm through the first connecting arm and the second connecting arm; one end of the first mounting arm is hinged with the first connecting arm, and the other end of the first mounting arm is provided with a first sliding groove; one end of the second mounting arm is hinged with the second connecting arm, and the other end of the second mounting arm is provided with a second sliding groove; a first sliding block is arranged at one end, far away from the first mounting arm, of the first connecting arm, and the first sliding block is inserted into the second sliding groove and is movably connected with the second mounting arm; a second sliding block is arranged at one end, far away from the second mounting arm, of the second connecting arm, and the second sliding block is inserted into the first sliding groove and is movably connected with the first mounting arm; the middle part of the first connecting arm is hinged with the second connecting arm.
2. A reinforced novel fireproof invisible hinge structure as claimed in claim 1, wherein a first arc-shaped rod extending downwards is arranged between the first connecting arm and the first sliding block, and a second arc-shaped rod extending upwards is arranged between the second connecting arm and the second sliding block; when the side of the first arc-shaped rod is attached to the side of the second arc-shaped rod, the length directions of the first mounting arm, the second mounting arm, the first connecting arm and the second connecting arm are parallel to each other.
3. A reinforced novel fire-resistant invisible hinge structure according to claim 2, wherein the width of the first arc-shaped rod is half of the width of the first connecting arm; the width of the second arc-shaped rod is half of the width of the second connecting arm.
4. A reinforced novel fire-proof invisible hinge structure as claimed in claim 3, wherein reinforcing ribs are provided on both the first arc-shaped rod and the second arc-shaped rod.
5. The reinforced novel fireproof invisible hinge structure as claimed in claim 1, wherein a positioning block is arranged between the first sliding block and the second sliding groove; one end of the positioning block is hinged to the first sliding block, and the other end of the positioning block is connected with the second sliding groove through a fixing bolt.
6. The reinforced novel fire-resistant invisible hinge structure as claimed in claim 5, wherein the positioning block is made of brass.
7. A reinforced novel fireproof invisible hinge structure as claimed in claim 1, wherein a first vertical rod is provided at an end of the first mounting arm away from the first sliding groove, and a first connecting hole for connecting a window sash is provided at each of the first mounting arm and the first vertical rod; and a second vertical rod is arranged at one end of the second mounting arm, which is far away from the second sliding groove, and second connecting holes for connecting the window sashes are formed in the second mounting arm and the second vertical rod.
8. A reinforced novel fireproof invisible hinge structure as claimed in claim 7, wherein the first mounting arm and the first vertical rod are provided with a first arc-shaped connecting block which is matched with the window sash in shape; and the second mounting arm and the second vertical rod are respectively provided with a second arc-shaped connecting block matched with the window frame in shape.
9. A reinforced novel fire-proof invisible hinge structure as claimed in claim 1, wherein both sides of the first mounting arm are provided with upwardly extending reinforcing bars.
10. A reinforced novel fireproof invisible hinge structure as claimed in claim 1, wherein the first mounting arm, the second mounting arm, and the hinge point between the first connecting arm and the second connecting arm are all provided with friction gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120936671.4U CN215169042U (en) | 2021-04-30 | 2021-04-30 | Strengthen stealthy hinge structure of novel fire prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120936671.4U CN215169042U (en) | 2021-04-30 | 2021-04-30 | Strengthen stealthy hinge structure of novel fire prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215169042U true CN215169042U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120936671.4U Active CN215169042U (en) | 2021-04-30 | 2021-04-30 | Strengthen stealthy hinge structure of novel fire prevention |
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| CN (1) | CN215169042U (en) |
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2021
- 2021-04-30 CN CN202120936671.4U patent/CN215169042U/en active Active
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