CN211173597U - Hinge for fire hydrant door leaf - Google Patents
Hinge for fire hydrant door leaf Download PDFInfo
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- CN211173597U CN211173597U CN201921166399.5U CN201921166399U CN211173597U CN 211173597 U CN211173597 U CN 211173597U CN 201921166399 U CN201921166399 U CN 201921166399U CN 211173597 U CN211173597 U CN 211173597U
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- hinge
- arm
- door leaf
- support
- fire hydrant
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Abstract
The utility model provides a hinge for fire hydrant door leaf, include: a first hinge arm having a first hinge portion, a front arm and a rear arm, the front arm being shorter than the rear arm, the front arm of the first hinge arm being hinged to the first support; a second hinge arm having a second hinge portion, a front arm and a rear arm, the front arm being shorter than the rear arm, the first hinge portion being hinged to the second hinge portion; a first support, the first side of which is hinged to the front arm of the first hinge arm; a second support, the first side of which is hinged to the front arm of the second hinge arm; the two ends of the first connecting piece are respectively hinged to the second side of the first support and the rear arm of the first hinge arm; the two ends of the second connecting piece are respectively hinged to the second side of the second support and the rear arm of the second hinge arm; the sum of the lengths of the front arm of the first hinge arm and the front arm of the second hinge arm is larger than the sum of the thicknesses of the door leaf and the veneer. The utility model provides a big and the little problem of opening angle of traditional fire hydrant door leaf installation occupation space.
Description
Technical Field
The utility model relates to a construction technical field, concretely relates to hinge for fire hydrant door leaf.
Background
In the finishing work, the stone decorative door is arranged outside most of the fire hydrant door openings, and the fire hydrant is flexibly and reliably opened under the condition of no key due to the standard requirement, and the door leaf opening angle is not less than 120 degrees, and the blocking phenomenon is avoided. Therefore, the opening angle of the stone decorative door must meet the requirements of the opening angle and the direction of the door leaf of the fire hydrant. Traditional fire hydrant decorates stone material door and adopts the pivot mode to realize opening, for not influencing the veneer effect, the pivot is located the door leaf back inside the door opening promptly, but when this kind of mode was opened, the back at the door leaf was installed to the pivot and is had higher expectations for fire hydrant space, but general fire hydrant inner space size is less, leads to stone material door and fire hydrant equipment to collide with and be destroyed, and this kind of door leaf opening angle also can't reach 180.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the hinge for the fire hydrant door leaf is provided so as to solve the problems that the traditional fire hydrant door leaf is large in occupied space and small in opening angle in installation.
In order to achieve the above object, a hinge for a fire hydrant door leaf is provided, a door opening aligned with the fire hydrant is formed on a veneer of an outer wall of the fire hydrant, a door leaf is provided in the door opening, and the hinge comprises:
the first hinge arm is provided with a first hinge part, a front arm and a rear arm which are positioned on two sides of the first hinge part, the front arm is shorter than the rear arm, and the front arm of the first hinge arm is hinged to the first support;
a second hinge arm having a second hinge portion, and front and rear arms at both sides of the second hinge portion, the front arm being shorter than the rear arm, the first hinge portion being hinged to the second hinge portion;
a first support used for mounting the first hinge arm on the back of the door leaf, wherein a first side of the first support is hinged with a front arm of the first hinge arm;
a second support for mounting the second hinge arm to the back of the veneer, a first side of the second support being hinged to a front arm of the second hinge arm;
the two ends of the first connecting piece are hinged to the second side of the first support and the rear arm of the first hinge arm respectively; and
the two ends of the second connecting piece are hinged to the second side of the second support and the rear arm of the second hinge arm respectively;
wherein the sum of the lengths of the front arm of the first hinge arm and the front arm of the second hinge arm is greater than the sum of the thicknesses of the door leaf and the facing plate.
Further, the forearm of first articulated arm with the forearm of second articulated arm is equipped with the kink of subtend buckling respectively, the forearm and the kink of first articulated arm are first angle setting just first angle is greater than 90, the forearm and the kink of second articulated arm are second angle setting just the second angle is greater than 90, the kink of first articulated arm articulate in the first side of first support, the kink of second articulated arm articulate in the first side of second support.
Furthermore, a third support is arranged on one side of the first support, which faces away from the door leaf, a first end of the second connecting piece is hinged to the rear arm of the second hinge arm, and a second end of the second connecting piece is hinged to the third support.
Further, the third support is perpendicular to the first support.
Further, a first hinge shaft is rotatably installed at a first side of the first support, and a front arm of the first hinge arm is connected to the first hinge shaft.
Furthermore, a fourth support is arranged on one side, back to the veneer, of the second support, a first end of the first connecting piece is hinged to the rear arm of the first hinge arm, and a second end of the first connecting piece is hinged to the fourth support.
Further, the fourth support is perpendicular to the second support.
Further, a second hinge shaft is rotatably installed at the first side of the second support, and a front arm of the second hinge arm is connected to the second hinge shaft.
The beneficial effects of the utility model reside in that, the utility model discloses an opening that is used for the hinge of fire hydrant door leaf to reach the door leaf through the space dislocation at the in-process of opening the door leaf does not occupy the inner space in the holding hole of fire hydrant, plays the purpose of practicing thrift the space, is fit for decorating the less region of face of completion. And the hinge is located the back of door leaf, is different from traditional pivot articulated mode, and the door leaf can not be rotatory to door opening inboard to can not take place to collide with the destruction with the fire hydrant equipment, thereby the protection is accomplished the face. The utility model discloses a hinge for fire hydrant door leaf can reach 180 wide-angle and open, satisfies the standard requirement of fire prevention of fire control.
Drawings
Fig. 1 is a schematic structural view of a hinge for a fire hydrant door leaf according to an embodiment of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is the schematic view of the opening state of the fire hydrant door leaf.
Fig. 4 is a schematic structural view of a first hinge arm and a second hinge arm of a hinge for a fire hydrant door leaf according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.
Fig. 1 is the structure schematic diagram of the hinge for fire hydrant door leaf of the embodiment of the present invention, fig. 2 is a partial enlarged view of a point a in fig. 1, fig. 3 is the structure schematic diagram of the open state of the fire hydrant door leaf of the present invention, fig. 4 is the structure schematic diagram of the first hinge arm and the second hinge arm of the hinge for fire hydrant door leaf of the embodiment of the present invention.
Referring to fig. 1 and 2, the finishing plate 10 is installed at the outer side of the sidewall a by a keel. And an accommodating hole b for placing a fire hydrant is formed in the side wall a. The veneer 10 is formed with a door opening aligned with the accommodating opening, and the door opening is provided with a door leaf 9. The door leaf 9 has opposite free and hinged sides. The utility model discloses a hinge for fire hydrant door leaf is applicable to and installs in the back of door leaf and decorative board, and 180 can be opened towards the outside to the door leaf.
Referring to fig. 1 to 4, the present invention provides a hinge for a fire hydrant door leaf, including: a first hinge arm 1, a second hinge arm 2, a first connecting piece 3 and a second connecting piece 4, a first support 5 and a second support 7.
The first bracket 5 is adapted to be mounted to the back of the door leaf 9. The second mount 7 is for mounting to the back of the veneer 10. The first seat 5 is disposed opposite to the second seat 7. The first and second seats 5, 7 have opposite first and second sides, respectively.
The first hinge arm 1 has a first hinge portion and front and rear arms on both sides of the first hinge portion. And the front arm of the first hinge arm 1 is shorter than the rear arm of the first hinge arm 1. The front arm of the first hinge arm 1 is hinged to a first side of the first support.
The second hinge arm 2 has a second hinge portion and front and rear arms on both sides of the second hinge portion. And the front arm of the second hinge arm 2 is shorter than the rear arm of the second hinge arm 2. The first hinge arm 1 is hinged to the second hinge arm 2 at a first hinge portion. The front arm of the second hinge arm 2 is hingedly connected to a first side of the second support 7.
The first support is mainly used for mounting the first hinge arm on the back of the door leaf. The second support is mainly used for mounting the second hinge arm on the back surface of the veneer.
Both ends of the first connecting member 3 are hingedly connected to the rear arm of the first hinge arm 1 and the second side of the second bracket 7, respectively. Both ends of the second link 4 are hingedly connected to the rear arm of the second hinge arm 2 and the second side of the first support 5, respectively.
The sum of the lengths of the front arm of the first hinge arm and the front arm of the second hinge arm is larger than the sum of the thicknesses of the door leaf and the veneer. After the first hinge arm and the second hinge arm are spread apart, the farthest distance between the front arm of the first hinge arm 1 and the front arm of the second hinge arm 2 is greater than the sum of the thicknesses of the door leaf 9 and the veneer 10.
The utility model discloses a hinge for fire hydrant door leaf looks like when the installation and reads figure 1 and fig. 2 show, installs first support 5 in the back of the articulated side of door leaf 9 for the first side of first support 5 flushes with the articulated side of door leaf 9, installs the second support in the back that is close to the door opening of decorative board again, makes the door leaf pass through the utility model discloses a hinge level for fire hydrant door leaf articulates in the decorative board.
Referring to fig. 1 and 3, when the door leaf is opened, the free side is pulled from the front of the door leaf, so that the door leaf rotates with respect to the veneer panel with the hinged side of the door leaf as an axis. The maximum opening angle of the door leaf is 180 °.
The utility model discloses an opening that is used for the hinge of fire hydrant door leaf to reach the door leaf through the space dislocation at the in-process of opening the door leaf does not occupy the inner space in the holding hole of fire hydrant, plays the purpose of practicing thrift the space, is fit for decorating the less region of finished surface. And the hinge is located the back of door leaf, is different from traditional pivot articulated mode, and the door leaf can not be rotatory to door opening inboard to can not take place to collide with the destruction with the fire hydrant equipment, thereby the protection is accomplished the face. The utility model discloses a hinge for fire hydrant door leaf can reach 180 wide-angle and open, satisfies the standard requirement of fire prevention of fire control.
As a preferred embodiment, in order to further reduce the space occupied by the hinge for a fire hydrant door leaf of the present invention, the front arm of the first hinge arm 1 and the front arm of the second hinge arm 2 are respectively provided with bending portions which are bent in opposite directions. The front arm of the first hinge arm 1 and the bent part 11 are arranged at a first angle and the first angle is larger than 90 °. The front arm of the second hinge arm 2 and the bent part 21 are arranged at a second angle which is larger than 90 deg. The bent portion 11 of the first hinge arm 1 is hinged to a first side of the first seat 5. The bent portion 21 of the second hinge arm 2 is hinged to a first side of the second bracket 7.
In this embodiment, the first angle is 100 ° to 120 °; the second angle is 100-120 degrees.
As a preferred embodiment, in order to further reduce the occupied space of the hinge for a fire hydrant door leaf of the present invention, a third support 6 is provided on one side of the first support 5 facing away from the door leaf. A first end of the second connecting element 4 is hinged to the rear arm of the second hinge arm 2 and a second end of the second connecting element 4 is hinged to the third support 6.
As a preferred embodiment, the third seat 6 is perpendicular to the first seat 5.
Specifically, in the present embodiment, the first hinge shaft 51 is rotatably mounted to the first side of the first mount 5. The front arm of the first hinge arm 1 is connected to the first hinge shaft 51.
A third hinge shaft 61 is rotatably mounted on the end of the third support 6 remote from the first support. The second end of the second link 4 is connected to the third hinge shaft 61.
As a preferred embodiment, in order to further reduce the space occupied by the hinge for a fire hydrant door leaf of the present invention, the second support 7 has a fourth support 8 on a side facing away from the veneer. A first end of the first connecting member 3 is hinged to the rear arm of the first hinge arm 1. The second end of the first connecting member 3 is hinged to the fourth seat 8.
As a preferred embodiment, the fourth seat 8 is perpendicular to the second seat 7.
In particular, a second hinge shaft 71 is rotatably mounted on a first side of the second support 7, and a front arm of the second hinge arm 2 is connected to the second hinge shaft 71.
A fourth hinge shaft 81 is rotatably installed at one end of the fourth supporter 8 far from the second supporter. The second end of the first connecting member 3 is connected to the fourth hinge shaft 81.
It should be noted that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the present invention, which are intended to be limited only by the scope of the appended claims.
Claims (8)
1. A hinge for a fire hydrant door leaf, a door opening aligned with the fire hydrant being formed on a veneer of an outer wall of the fire hydrant, the door leaf being provided in the door opening, the hinge comprising:
the first hinge arm is provided with a first hinge part, a front arm and a rear arm which are positioned at two sides of the first hinge part, and the front arm is shorter than the rear arm;
a second hinge arm having a second hinge portion, and front and rear arms at both sides of the second hinge portion, the front arm being shorter than the rear arm, the first hinge portion being hinged to the second hinge portion;
a first support used for mounting the first hinge arm on the back of the door leaf, wherein a first side of the first support is hinged with a front arm of the first hinge arm;
a second support for mounting the second hinge arm to the back of the veneer, a first side of the second support being hinged to a front arm of the second hinge arm;
the two ends of the first connecting piece are hinged to the second side of the first support and the rear arm of the first hinge arm respectively; and
the two ends of the second connecting piece are hinged to the second side of the second support and the rear arm of the second hinge arm respectively;
wherein the sum of the lengths of the front arm of the first hinge arm and the front arm of the second hinge arm is greater than the sum of the thicknesses of the door leaf and the facing plate.
2. A hinge for a fire hydrant door leaf according to claim 1, wherein the front arm of the first hinge arm and the front arm of the second hinge arm are respectively provided with a bending portion bent in opposite directions, the front arm and the bending portion of the first hinge arm are disposed at a first angle and the first angle is greater than 90 °, the front arm and the bending portion of the second hinge arm are disposed at a second angle and the second angle is greater than 90 °, the bending portion of the first hinge arm is hinged to the first side of the first support, and the bending portion of the second hinge arm is hinged to the first side of the second support.
3. A hinge for a fire hydrant door leaf according to claim 1, wherein a side of the first seat facing away from the door leaf is provided with a third seat, a first end of the second connecting member is hinged to the rear arm of the second hinge arm, and a second end of the second connecting member is hinged to the third seat.
4. A hinge for a fire hydrant door leaf according to claim 3 in which the third seat is perpendicular to the first seat.
5. A hinge for a fire hydrant door leaf according to claim 3, wherein a first hinge shaft is rotatably installed at a first side of the first pedestal, and a front arm of the first hinge arm is connected to the first hinge shaft.
6. A hinge for a fire hydrant door leaf according to claim 1, wherein a side of the second support facing away from the veneer panel is provided with a fourth support, a first end of the first connecting member is hinged to the rear arm of the first hinge arm, and a second end of the first connecting member is hinged to the fourth support.
7. A hinge for a fire hydrant door leaf according to claim 6 in which the fourth pedestal is perpendicular to the second pedestal.
8. A hinge for a fire hydrant door leaf according to claim 6 wherein a second hinge shaft is rotatably mounted to the first side of the second pedestal, and the front arm of the second hinge arm is connected to the second hinge shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921166399.5U CN211173597U (en) | 2019-07-23 | 2019-07-23 | Hinge for fire hydrant door leaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921166399.5U CN211173597U (en) | 2019-07-23 | 2019-07-23 | Hinge for fire hydrant door leaf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211173597U true CN211173597U (en) | 2020-08-04 |
Family
ID=71823798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921166399.5U Active CN211173597U (en) | 2019-07-23 | 2019-07-23 | Hinge for fire hydrant door leaf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211173597U (en) |
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2019
- 2019-07-23 CN CN201921166399.5U patent/CN211173597U/en active Active
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