Combined fire hydrant box door structure

Abstract

The utility model relates to the technical field of fire hydrant box doors, in particular to a combined type fire hydrant box door structure which comprises a middle supporting wall body, the middle supporting wall body is used for partitioning a space, and a door lower frame is installed on the front side of the middle supporting wall body. The top of the fourth door frame and the bottom of the second door frame are kept consistent, so that the overall attractiveness and coordination of the fire hydrant box door are guaranteed; the lower side of the lower door frame is matched with the third door frame on the upper side, the lower door frame and the third door frame on the upper side are in left-right alignment during splicing and then are overlapped together to be directly welded on the inner side, and the third door frame, the lower door frame and the second door frame form a closed cavity after welding is completed, so that the connecting strength can be greatly enhanced; the fire hydrant door frame assembly and the fireproof door frame assembly are spliced in a split manner, so that the fire hydrant door frame assembly and the fireproof door frame assembly are easy to manufacture and splice, the quality of the whole spliced fire hydrant door frame assembly and the fireproof door frame assembly is ensured, and the combined fire hydrant door is convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of fire hydrant box doors, in particular to a combined fire hydrant box door structure. Background Art

[0002] At present, the structures of fire hydrant box doors are various, and they are widely used in residential, public buildings, factories, warehouses, stations, docks, shopping malls and other places. For the sake of beauty, each manufacturer has different designs for fire hydrant box doors, including glass, non-glass, exposed, hidden and other styles. Fire hydrant box doors are divided into independent and integrated structures, among which independent structures are the most common.

[0003] There is also a combined fire hydrant box door with an upper box body and a lower fire door. This combination is relatively rare on the market, but the demand for engineering projects is increasing. The combined fire hydrant box door is difficult to manufacture and the on-site installation is relatively cumbersome, which is not conducive to the use of the combined fire hydrant box door. Utility Model Content

[0004] To this end, the utility model provides a combined fire hydrant box door structure to solve the above-mentioned problems.

[0005] The utility model provides the following technical solution: a combined fire hydrant box door structure, comprising a middle supporting wall, the middle supporting wall being used to partition a space, and a door lower frame being installed on the front side of the middle supporting wall;

[0006] A fire hydrant door frame assembly, the fire hydrant door frame assembly is located on the top of the door lower frame, and the fire hydrant door frame assembly includes a first door frame and a second door frame, the first door frame is used for installing the fire door;

[0007] A fireproof door frame assembly is located at the lower side of the door lower frame. The fireproof door frame assembly includes a third door frame. The lower side of the door lower frame is fixedly connected to the top of the third door frame by welding.

[0008] As a preferred solution of the present invention, the left side of the middle supporting wall is fixedly connected to the left supporting wall, the right side of the middle supporting wall is fixedly connected to the right supporting wall, the tops of the left supporting wall and the right supporting wall are fixedly connected to the upper supporting wall, and the bottoms of the left supporting wall and the right supporting wall are fixedly connected to the lower supporting wall. There are two third door frames, and the two third door frames are symmetrically distributed up and down. The second door frame is used for the installation of a fire door.

[0009] As a preferred solution of the present invention, the right side surface of the left supporting wall and the left side surface of the right supporting wall are fixedly installed with auxiliary installation pull tabs, the right side of the auxiliary installation pull tab on the left and the left side of the auxiliary installation pull tab on the right are slidingly connected to the second door frame, the left and right sides of the third door frame are fixedly connected to the fourth door frame, and the inner side of the second door frame is slidingly connected to the outer side of the door lower frame.

[0010] As a preferred solution of the present invention, one side of the second door frame is fixedly connected to the other side of the first door frame, and a top and bottom axis hinge is fixedly installed inside the first door frame, and the surface of the top and bottom axis hinge is rotatably connected to the fire hydrant door leaf.

[0011] As a preferred solution of the present invention, a fireproof hinge is fixedly installed on the front surface of the fourth door frame on the right, and the surface of the fireproof hinge is rotatably connected to the fireproof door leaf. The left side of the fireproof door leaf is fixedly connected to a cover plate, and the back surface of the cover plate is in contact with the front surface of the fourth door frame on the left.

[0012] As a preferred solution of the present invention, a fire hydrant box door lock is fixedly installed on the front surface of the fire hydrant door leaf.

[0013] As a preferred solution of the present invention, a fire lock is fixedly installed on the front surface of the fire door leaf.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. In the present invention, the top of the fourth door frame is consistent with the bottom of the second door frame to ensure the overall aesthetics and coordination of the fire hydrant box door; the lower side of the door lower frame is matched with the third door frame on the upper side. When splicing, they are aligned left and right and then overlapped together and can be directly welded on the inside. After welding, the third door frame, the door lower frame and the second door frame form a closed cavity, which can greatly enhance the connection strength. The fire hydrant door frame assembly and the fireproof door frame assembly are split-type splicing methods, which is simple to make and simple to splice. As long as the quality of the two is guaranteed, the overall quality will be no problem after the splicing is completed, which is convenient for the use of the combined fire hydrant box door. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model;

[0017] Figure 2 For the utility model Figure 1 side plan view of the structure;

[0018] Figure 3 For the utility model Figure 1 A top plan view of the structure;

[0019] Figure 4 For the structure of the utility model in B Figure 1 Structure bottom view;

[0020] Figure 5 For the structure of the utility model in B

[0021] Figure 6 For the structure of the utility model in A

[0022] Figure 7 For the structure of the utility model in C

[0023] Figure 8 For the structure of the utility model in D

[0024] Figure 9 For the structure of the utility model in E

[0025] Figure 10 For the structure of the utility model in F

[0026] In the drawing: 1, fire hydrant door frame assembly; 2, fire hydrant door leaf; 3, fire hydrant box door lock; 4, door lower frame; 5, fire door frame assembly; 6, fireproof hinge; 7, fireproof lock; 8, top-bottom shaft hinge; 9, fire door leaf; 10, upper support wall; 11, left part support wall; 12, right part support wall; 13, lower support wall; 14, middle part support wall; 15, auxiliary installation pull tab; 16, cover joint plate; 101, first door frame; 102, second door frame; 501, third door frame; 502, fourth door frame. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] Please refer to Figures 1-10 The technical solutions provided by the utility model specifically include the following embodiments:

[0029] Embodiment one: a combined fire hydrant box door structure, comprising a middle part support wall 14, the middle part support wall 14 is used for partitioning space, and the front side of the middle part support wall 14 is provided with a door lower frame 4.

[0030] Fire hydrant door frame assembly 1, the fire hydrant door frame assembly 1 is located on the top of the door lower frame 4, the fire hydrant door frame assembly 1 includes a first door frame 101 and a second door frame 102, the first door frame 101 is used for the installation of the fire door;

[0031] The fireproof door frame assembly 5 is located on the lower side of the door lower frame 4. The fireproof door frame assembly 5 includes a third door frame 501. The lower side of the door lower frame 4 is fixedly connected to the top of the third door frame 501 by welding; the left side of the middle supporting wall 14 is fixedly connected to the left supporting wall 11, the right side of the middle supporting wall 14 is fixedly connected to the right supporting wall 12, the tops of the left supporting wall 11 and the right supporting wall 12 are fixedly connected to the upper supporting wall 10, and the bottoms of the left supporting wall 11 and the right supporting wall 12 are fixedly connected to the lower supporting wall 13. There are two third door frames 501, and the two third door frames 501 are symmetrically distributed in the upper and lower parts; the surface on the right side of the left supporting wall 11 and the surface on the left side of the right supporting wall 12 are fixedly installed with auxiliary installation pull tabs 15, and the right side of the left auxiliary installation pull tab 15 and the left side of the right auxiliary installation pull tab 15 are both slidably connected to the second door frame 102. The left and right sides of the third door frame 501 are fixedly connected to the fourth door frame 502. The second door frame 102 is used for installing the fire door, and the inner side of the second door frame 102 is slidably connected to the outer side of the door lower frame 4;

[0032] For the fireproof door frame assembly 5 with a crossbeam in the middle, the top of the fourth door frame 502 is consistent with the bottom of the second door frame 102, ensuring the overall aesthetics and coordination of the fire hydrant box door; the lower side of the door lower frame 4 is matched with the third door frame 501 on the upper side. After aligning the left and right during splicing, they can be overlapped and welded directly on the inside. After welding, the third door frame 501, the door lower frame 4 and the second door frame 102 form a closed cavity, which can greatly enhance the connection strength. The fire hydrant door frame assembly 1 and the fireproof door frame assembly 5 are split-type splicing methods, which are simple to make and simple to splice. As long as the quality of the two is guaranteed, the overall quality will be no problem after splicing, which is convenient for the use of the combined fire hydrant box door.

[0033] Example 2:

[0034] The embodiment is specific, one side of the second door frame 102 is fixedly connected with the other side of the first door frame 101, the inside of the first door frame 101 is fixedly installed with a top-and-bottom shaft hinge 8, the surface of the top-and-bottom shaft hinge 8 is rotatably connected with a hydrant door leaf 2; the front surface of the right fourth door frame 502 is fixedly installed with a fireproof hinge 6, the surface of the fireproof hinge 6 is rotatably connected with a fireproof door leaf 9, the left side of the fireproof door leaf 9 is fixedly connected with a cover rabbet 16, the back surface of the cover rabbet 16 abuts against the front surface of the left fourth door frame 502; the front surface of the hydrant door leaf 2 is fixedly installed with a hydrant cabinet door lock 3; the front surface of the fireproof door leaf 9 is fixedly installed with a fireproof lock 7;

[0035] The top-and-bottom shaft hinge 8 is arranged to ensure normal opening and closing of the hydrant door leaf 2, the fireproof hinge 6 is arranged to ensure normal opening and closing of the fireproof door leaf 9, the hydrant cabinet door lock 3 and the fireproof lock 7 are arranged to ensure safety of the hydrant cabinet door, and effectively avoid theft of instruments.

[0036] The combined hydrant cabinet door structure in the scheme is used in work, the top of the fourth door frame 502 is consistent with the bottom of the second door frame 102 in the fire door frame assembly 5 with a cross beam, so that the overall appearance and coordination of the hydrant cabinet door are ensured, the lower side of the door lower frame 4 is matched with the third door frame 501 on the upper side, after left and right alignment during splicing, the third door frame 501, the door lower frame 4 and the second door frame 102 are directly overlapped and welded on the inside, the third door frame 501, the door lower frame 4 and the second door frame 102 form a closed cavity after welding, the connection strength is greatly enhanced, the hydrant door frame assembly 1 and the fire door frame assembly 5 are spliced in a split type, so that the production and splicing are simple, as long as the quality of the two is ensured, the overall quality is not a problem after splicing, and the combined hydrant cabinet door is convenient to use.

[0037] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and deformations can be made to the embodiments without departing from the principles and spirits of the utility model.

Claims

1. A combined fire hydrant box door structure, characterized by: It comprises a middle supporting wall (14), the middle supporting wall (14) is used to partition the space, and a door lower frame (4) is installed on the front side of the middle supporting wall (14); A fire hydrant door frame assembly (1), wherein the fire hydrant door frame assembly (1) is located on the top of the door lower frame (4), and the fire hydrant door frame assembly (1) includes a first door frame (101) and a second door frame (102), wherein the first door frame (101) is used for installing a fire door; A fireproof door frame assembly (5), the fireproof door frame assembly (5) is located on the lower side of the door lower frame (4), the fireproof door frame assembly (5) includes a third door frame (501), and the lower side of the door lower frame (4) and the top of the third door frame (501) are fixedly connected by welding.

2. A combined fire hydrant box door structure according to claim 1, characterized in that: The left side of the middle supporting wall (14) is fixedly connected to the left supporting wall (11), the right side of the middle supporting wall (14) is fixedly connected to the right supporting wall (12), the tops of the left supporting wall (11) and the right supporting wall (12) are fixedly connected to the upper supporting wall (10), and the bottoms of the left supporting wall (11) and the right supporting wall (12) are fixedly connected to the lower supporting wall (13), the number of the third door frames (501) is two, and the two third door frames (501) are symmetrically distributed up and down, and the second door frame (102) is used for installing a fire door.

3. A combined fire hydrant box door structure according to claim 2, characterized in that: Auxiliary installation pull tabs (15) are fixedly installed on the right side surface of the left supporting wall (11) and the left side surface of the right supporting wall (12), and the right side of the left auxiliary installation pull tab (15) and the left side of the right auxiliary installation pull tab (15) are both slidably connected to the second door frame (102). The left and right sides of the third door frame (501) are fixedly connected to the fourth door frame (502), and the inner side of the second door frame (102) is slidably connected to the outer side of the door lower frame (4).

4. A combined fire hydrant box door structure according to claim 3, characterized in that: One side of the second door frame (102) is fixedly connected to the other side of the first door frame (101); a top and bottom axis hinge (8) is fixedly installed inside the first door frame (101); and a fire hydrant door leaf (2) is rotatably connected to the surface of the top and bottom axis hinge (8).

5. The combined fire hydrant box door structure according to claim 3 is characterized in that: A fireproof hinge (6) is fixedly mounted on the front surface of the fourth door frame (502) on the right side, and a fireproof door leaf (9) is rotatably connected to the surface of the fireproof hinge (6). A cover plate (16) is fixedly connected to the left side of the fireproof door leaf (9), and the back surface of the cover plate (16) is in contact with the front surface of the fourth door frame (502) on the left side.

6. The combined fire hydrant box door structure according to claim 4, characterized in that: A fire hydrant box door lock (3) is fixedly mounted on the front surface of the fire hydrant door leaf (2).

7. The combined fire hydrant box door structure according to claim 5, characterized in that: A fireproof lock (7) is fixedly mounted on the front surface of the fireproof door leaf (9).

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