Fire-fighting spraying linkage type structure

By introducing linkage mechanisms such as float rings and inclined rods into fire sprinkler heads, the sprinkler heads can be automatically opened using water flow power, which solves the problem of high cost in existing technologies and achieves reduced production costs and improved practicality.

CN223601910UActive Publication Date: 2025-11-28BEIJING ZEHUIFENG FIRE TECH CO LTD
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Patent Information

Application Number
CN202422757911.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-12
Publication Date
2025-11-28
Estimated Expiration
2034-11-12

AI Technical Summary

Technical Problem

In existing fire sprinkler head linkage systems, the use of sensitive elements and heat-conducting blocks increases production costs and reduces practicality.

Method used

The system employs a linkage mechanism consisting of a float ring, inclined rod, U-shaped frame, spring, and connecting components. The float ring and inclined rod are moved by water flow power, enabling the automatic opening and water discharge of the sprinkler head, thus simplifying the structure and reducing costs.

Benefits of technology

It reduces production costs, while its simple structure and recyclability improve the practicality and uniformity of water output of fire sprinkler heads.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a fire-fighting spraying linkage type structure, which belongs to the technical field of fire-fighting spraying linkage type structures and comprises a conveying water pipe and a fixing sleeve, and the lower surface of the conveying water pipe is communicated with a spraying head body. According to the fire-fighting spraying linkage type structure, a fixing sleeve is fixed, when a fire occurs, accumulated water pushes a floating ring to slide upwards in the fixing sleeve, no less than two circulating holes in the front side and the rear side are used for removing air, and inclined planes on the upper sides of first inclined plane rods on the left side and the right side make contact with inclined planes on the opposite sides of second inclined plane rods on the left side and the right side; the left and right first inclined plane rods continuously move upwards to push the left and right second inclined plane rods to move in opposite directions, the left and right springs are compressed, then the left and right insertion frames are moved out of the left and right insertion holes, at the moment, the fixing sleeve falls off, and then the spray header body performs water drying and fire extinguishing operation. And meanwhile, recycling can be achieved, and practicability is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to fire -fighting spray linkage formula structure technical field, concretely is a fire -fighting spray linkage formula structure. BACKGROUND

[0002] Fire -fighting spray head is used for fire -fighting spray system, when the fire, water splashes out through the spray head splash tray and extinguishes, and the general fire -fighting spray head is exposed on the ceiling or the suspended ceiling, and is widely used in life.

[0003] For example, China patent CN215025610U discloses a kind of fire -fighting spray head linkage system with simple structure, convenient decoration, with concealed function, including spray head body, connecting sleeve, the spray head body is equipped with heat-sensitive element for sensing fire heat, the connecting sleeve is fixedly sleeved in spray head body, the connecting sleeve is equipped with sealing sleeve for sealing spray head body, the sealing sleeve is equipped with connecting device between connection, the connecting device includes several limit balls, the sealing sleeve is equipped with first passageway, the limit ball is slidably arranged in first passageway, the connecting sleeve is equipped with the clamping groove for limit ball, the sealing sleeve is equipped with pusher for pushing limit ball into clamping groove, the connecting sleeve and sealing sleeve are also equipped with release device for releasing limit ball clamping.

[0004] Although the above-mentioned patent can quickly transfer the heat on the connecting sleeve to the heat-sensitive element when a fire occurs, the patent uses sensitive elements and heat-conducting blocks, which increases the production cost of the fire-fighting spray head linkage system, thereby reducing the practicality. UTILITY MODEL CONTENT

[0005] In view of the deficiencies of the prior art, the utility model provides a fire-fighting spray linkage structure, which has the advantages of reducing production cost and recycling, and solves the problem of using sensitive elements and heat-conducting blocks, which increases the production cost of the fire-fighting spray head linkage system and reduces the practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a fire-fighting spray linkage structure, comprising a water delivery pipe and a fixing sleeve, the lower surface of the water delivery pipe is communicated with a spray head body, the outer side of the bottom end of the spray head body is provided with a plurality of water outlet holes, the upper surface of the fixing sleeve is provided with a connecting rubber ring, the outer side of the spray head body is provided with a linkage mechanism, the upper side of the front and back of the fixing sleeve is provided with a plurality of flow-through holes;

[0007] The linkage mechanism comprises a floating ring, two first inclined rods, two U-shaped frames, two springs, two second inclined rods and a connecting assembly, the floating ring is slidably connected to the outside of the shower head body, the floating ring is slidably connected to the inside of the fixed sleeve, the two first inclined rods are arranged on the left and right sides of the upper surface of the floating ring, the two U-shaped frames are arranged on the left and right sides of the fixed sleeve, the two springs are arranged on the opposite side walls of the inner cavities of the left and right U-shaped frames, the two second inclined rods are arranged on the opposite sides of the left and right springs, the two second inclined rods are slidably connected to the inside of the left and right sides of the fixed sleeve, and the opposite sides are slidably connected to the inside of the fixed sleeve and extend to the inside.

[0008] The connecting assembly comprises two connecting plates, two insertion holes, two insertion frames and two shifting plates, the two connecting plates are arranged on the lower surface of the water conveying pipe, the two insertion holes are arranged on the opposite sides of the left and right connecting plates, the two insertion frames are arranged on the upper surfaces of the left and right second inclined rods, the opposite ends of the left and right insertion frames are slidably inserted into the inside of the left and right insertion holes, and the two shifting plates are arranged on the front surfaces of the left and right second inclined rods.

[0009] By adopting the technical scheme, the production cost is reduced, and recycling is also realized.

[0010] Further, the gap between the floating ring and the shower head body is matched, and the gap between the floating ring and the fixed sleeve is matched.

[0011] By adopting the technical scheme, the stability of the upward movement of the floating ring is improved.

[0012] Further, the floating ring moves linearly up and down on the outside of the shower head body, and the floating ring moves linearly up and down in the inside of the fixed sleeve.

[0013] By adopting the technical scheme, when the shower head body discharges water, the floating ring moves upward in the inside of the fixed sleeve under the impact force and buoyancy of water.

[0014] Further, the left and right U-shaped frames are symmetrically distributed on the left and right sides of the longitudinal central axis of the fixed sleeve.

[0015] By adopting the technical scheme, the stability of the two U-shaped frames arranged on the left and right sides of the fixed sleeve is improved.

[0016] Further, the plurality of water outlets are evenly distributed on the outside of the bottom end of the shower head body.

[0017] By adopting the technical scheme, the uniformity of the water discharge of the shower head body is improved.

[0018] Further, the upper surface of the connecting rubber ring is attached to the lower surface of the water conveying pipe.

[0019] By adopting the technical scheme, the stability of the connection of the fixing sleeve and the water conveying pipe can be improved through the connecting rubber ring.

[0020] Further, the opposite ends of the left and right side insertion frames are linearly moved in the left and right side insertion holes.

[0021] By adopting the technical scheme, the fixing sleeve can be arranged outside the spray head body and on the lower surface of the water conveying pipe through the cooperation between the left and right side insertion frames and the left and right side insertion holes.

[0022] Further, the left and right side second inclined rods are linearly moved in the left and right sides of the fixing sleeve.

[0023] By adopting the technical scheme, the stability of the left and right side second inclined rods in the left and right side movement is improved.

[0024] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0025] The fire-fighting spray linkage structure can place the fixing sleeve outside the spray head body and make the upper surface of the connecting rubber ring fit the lower surface of the water conveying pipe through the movement of the left and right side second inclined rods in the opposite directions and the movement of the left and right side insertion frames in the opposite directions. Then, the left and right side knobs are loosened, the left and right side springs are reset, and the opposite sides of the left and right side insertion frames can be slid and inserted into the left and right side insertion holes to fix the fixing sleeve. When a fire occurs, the valve connected to the outside of the water conveying pipe can be opened, water flows into the spray head body through the water conveying pipe, the water outlet holes with a number not less than two discharge water, the bottom wall of the inner cavity of the fixing sleeve accumulates water, the accumulated water pushes the floating ring to slide upward in the fixing sleeve, drives the left and right side first inclined rods to move upward, the through holes with a number not less than two on the front and rear sides discharge air, the inclined surface on the upper side of the left and right side first inclined rods contacts the inclined surface on the opposite side of the left and right side second inclined rods, the left and right side first inclined rods continuously move upward, push the left and right side second inclined rods to move in the opposite directions, the left and right side springs are compressed, and then the left and right side insertion frames move out of the left and right side insertion holes. At this time, the fixing sleeve falls off, and then the spray head body performs water spraying for fire extinguishing. The structure is simple, the production cost can be reduced, recycling is realized, and the practicability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a structural schematic view of the present application;

[0027] Figure 2 It is a linkage mechanism schematic view of the present application;

[0028] Figure 3 It is the connection structure diagram of the floating ring and the first inclined rod of the utility model.

[0029] In the figure: 1, conveying water pipe; 2, fixed sleeve; 3, spray head body; 4, water outlet hole; 5, connecting rubber ring; 6, linkage mechanism; 61, floating ring; 62, first inclined rod; 63, U-shaped frame; 64, spring; 65, second inclined rod; 661, connecting piece; 662, insertion hole; 663, insertion frame; 664, actuating piece; 7, flow-through hole. DETAILED DESCRIPTION

[0030] 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, not 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 the utility model.

[0031] Please refer to Figure 1 The fire-fighting spray linkage structure in the embodiment includes a conveying water pipe 1 and a fixed sleeve 2. The lower surface of the conveying water pipe 1 is communicated with a spray head body 3. The outer side of the bottom end of the spray head body 3 is provided with a plurality of water outlet holes 4. The upper surface of the fixed sleeve 2 is provided with a connecting rubber ring 5. The outer side of the spray head body 3 is provided with a linkage mechanism 6. The linkage mechanism 6 can reduce production cost and can be recycled and reused. The front and back upper sides of the fixed sleeve 2 are provided with a plurality of flow-through holes 7.

[0032] In the embodiment, the plurality of water outlet holes 4 are evenly distributed on the outer side of the bottom end of the spray head body 3. The upper surface of the connecting rubber ring 5 is attached to the lower surface of the conveying water pipe 1.

[0033] Please refer to Figures 2 to 3 In order to reduce production cost and recycle and reuse, the linkage mechanism 6 in the embodiment includes a floating ring 61, two first inclined rods 62, two U-shaped frames 63, two springs 64, two second inclined rods 65 and a connecting assembly. The floating ring 61 is slidingly connected to the outer side of the spray head body 3. The floating ring 61 is slidingly connected to the inside of the fixed sleeve 2. The two first inclined rods 62 are arranged on the left and right sides of the upper surface of the floating ring 61. The two U-shaped frames 63 are arranged on the left and right sides of the fixed sleeve 2. The two springs 64 are arranged on the opposite side walls in the inner cavities of the left and right U-shaped frames 63. The two second inclined rods 65 are arranged on the opposite sides of the left and right springs 64. The two second inclined rods 65 are slidingly connected to the inside of the left and right sides of the fixed sleeve 2, and the opposite sides are slidingly penetrated through the fixed sleeve 2 and extended to the inside.

[0034] When a fire occurs, the valve outside the water delivery pipe 1 is opened, water flows into the spray head body 3 through the water delivery pipe 1, the water outlet holes 4 are not less than two, the bottom wall of the inner cavity of the fixed sleeve 2 is waterlogged, the water pushes the floating ring 61 to slide upward in the inside of the fixed sleeve 2, and drives the first inclined rod 62 on the left and right sides to move upward.

[0035] In the embodiment, the connecting assembly includes two connecting plates 661, two insertion holes 662, two insertion supports 663, and two push plates 664. The two connecting plates 661 are arranged on the lower surface of the water delivery pipe 1. The two insertion holes 662 are arranged on the side opposite to the connecting plate 661. The two insertion supports 663 are arranged on the upper surface of the second inclined rod 65. The opposite ends of the insertion supports 663 are slidably inserted into the insertion holes 662. The two push plates 664 are arranged on the front surface of the second inclined rod 65.

[0036] In the embodiment, the push plates 664 on the left and right sides drive the second inclined rod 65 to move in opposite directions, and the springs 64 are compressed. The insertion supports 663 on the left and right sides are driven to move in opposite directions. At this time, the fixed sleeve 2 can be placed outside the spray head body 3, and the upper surface of the connecting rubber ring 5 is attached to the lower surface of the water delivery pipe 1. Then, the push plates 664 on the left and right sides are loosened, the springs 64 are reset, the second inclined rod 65 is slid in opposite directions in the inside of the fixed sleeve 2, the insertion supports 663 are moved in opposite directions, and the opposite sides of the insertion supports 663 are slidably inserted into the insertion holes 662, thereby fixing the fixed sleeve 2.

[0037] In the embodiment, the gap between the floating ring 61 and the spray head body 3 is matched, the gap between the floating ring 61 and the fixed sleeve 2 is matched, the floating ring 61 moves linearly upward and downward outside the spray head body 3, the floating ring 61 moves linearly upward and downward inside the fixed sleeve 2, the U-shaped supports 63 on the left and right sides are symmetrically distributed on the left and right sides of the longitudinal axis of the fixed sleeve 2, the opposite ends of the insertion supports 663 move linearly left and right inside the insertion holes 662, the opposite ends of the insertion supports 663 are matched with the gaps of the insertion holes 662, and the second inclined rods 65 move linearly left and right inside the fixed sleeve 2.

[0038] It needs to be explained that the front and rear side number is not less than two flow holes 7 to remove air, the left and right side of the first inclined rod 62 upper side of the inclined surface and the left and right side of the second inclined rod 65 opposite side of the inclined surface contact, the left and right side of the first inclined rod 62 continues to move up, push the left and right side of the second inclined rod 65 to move in opposite directions, the left and right side of the spring 64 is compressed, then the left and right side of the plug-in frame 663 is removed from the inside of the left and right side of the plug-in hole 662, at this time the fixed sleeve 2 falls, and then the spray head body 3 is used for water extinguishing operation, which has simple structure, can reduce production cost, and can be recycled and reused, and improves practicality.

[0039] The working principle of the above embodiment is:

[0040] The left and right side of the second inclined rod 65 is moved in opposite directions by the left and right side of the second inclined rod 65, the left and right side of the spring 64 is compressed, the left and right side of the second inclined rod 65 is moved in opposite directions, at this time the fixed sleeve 2 is placed outside the spray head body 3, and the upper surface of the connecting rubber ring 5 is attached to the lower surface of the water conveying pipe 1, then the left and right side of the second inclined rod 65 is moved in opposite directions, the left and right side of the spring 64 is reset, the left and right side of the second inclined rod 65 is moved in opposite directions, the left and right side of the second inclined rod 65 is moved in opposite directions, the left and right side of the second inclined rod 65 is moved in opposite directions, the left and right side of the second inclined rod 65 is moved in opposite directions, the left and right side 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Claims

1. A fire-fighting spray linkage structure comprising a water delivery pipe (1) and a fixing sleeve (2), characterized in that: The lower surface of the water conveying pipe (1) is communicated with a shower head body (3), the outer side of the bottom end of the shower head body (3) is provided with a plurality of water outlet holes (4), the upper surface of the fixing sleeve (2) is provided with a connecting rubber ring (5), the outer side of the shower head body (3) is provided with a linkage mechanism (6), the upper sides of the front and back of the fixing sleeve (2) are provided with a plurality of flow-through holes (7). The linkage mechanism (6) comprises a floating ring (61), two first inclined rods (62), two U-shaped frames (63), two springs (64), two second inclined rods (65) and a connecting assembly, the floating ring (61) is slidably connected to the outer side of the shower head body (3), the floating ring (61) is slidably connected to the inside of the fixing sleeve (2), the two first inclined rods (62) are arranged on the left and right sides of the upper surface of the floating ring (61), the two U-shaped frames (63) are arranged on the left and right sides of the fixing sleeve (2), the two springs (64) are arranged on the opposite side walls of the inner cavities of the left and right U-shaped frames (63), the two second inclined rods (65) are arranged on the opposite sides of the left and right springs (64), the two second inclined rods (65) are slidably connected to the inside of the left and right sides of the fixing sleeve (2), and the opposite sides are slidably penetrated through the fixing sleeve (2) and extended into the inside. The connecting assembly comprises two connecting plates (661), two insertion holes (662), two insertion frames (663) and two shifting plates (664), the two connecting plates (661) are arranged on the lower surface of the water conveying pipe (1), the two insertion holes (662) are penetratingly arranged on the opposite sides of the left and right connecting plates (661), the two insertion frames (663) are arranged on the upper surfaces of the left and right second inclined rods (65), the opposite ends of the left and right insertion frames (663) are slidably inserted into the inside of the left and right insertion holes (662), and the two shifting plates (664) are arranged on the front surfaces of the left and right second inclined rods (65).

2. The fire-fighting spray linkage structure according to claim 1, characterized by: The gap between the floating ring (61) and the shower head body (3) is matched, and the gap between the floating ring (61) and the fixing sleeve (2) is matched.

3. The fire-fighting spray linkage structure according to claim 1, characterized by: The floating ring (61) moves linearly upward and downward on the outer side of the shower head body (3), and the floating ring (61) moves linearly upward and downward in the inside of the fixing sleeve (2).

4. The fire-fighting spray linkage structure according to claim 1, characterized by: The left and right U-shaped frames (63) are symmetrically distributed on the left and right sides of the longitudinal central axis of the fixing sleeve (2).

5. The fire-fighting spray linkage structure according to claim 1, characterized by: The plurality of water outlet holes (4) are uniformly distributed on the outer side of the bottom end of the shower head body (3).

6. The fire-fighting spray linkage structure according to claim 1, characterized by: The upper surface of the connecting rubber ring (5) is attached to the lower surface of the water conveying pipe (1).

7. The fire-fighting spray linkage structure according to claim 1, characterized by: The opposite ends of the left and right insertion frames (663) move linearly in the inside of the left and right insertion holes (662), and the gaps between the opposite ends of the left and right insertion frames (663) and the left and right insertion holes (662) are matched.

8. The fire-fighting spray linkage structure according to claim 1, characterized by: The left and right second inclined rods (65) move linearly in the inside of the left and right sides of the fixing sleeve (2).