CN211024914U

CN211024914U - Dry type sprinkler head for fire fighting

Info

Publication number: CN211024914U
Application number: CN201921500696.9U
Authority: CN
Inventors: 祝冠华; 陈淇军; 陈君湘; 杨林; 祝益进
Original assignee: Jianan Fire Fighting Equipment Zhejiang Co ltd
Current assignee: Jianan Fire Fighting Equipment Zhejiang Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-07-17
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a dry-type watering shower nozzle is used in fire control, include: the frame is of an arched structure, a ball seat is fixedly mounted inside the frame, the top of the ball seat penetrates through and extends to the inner side of the arched structure of the frame, a glass ball is fixedly mounted at the top of the ball seat, a set screw is fixedly mounted at the top of the glass ball, and the set screw is in threaded connection with the top of the inner side of the arched structure of the frame; the bottom end of the frame is in threaded connection with the port at one end of the short pipe; and the inner pipe is integrally formed by the supporting pipe and the flow pipe to form a pipe type structure. The utility model provides a dry-type fire control shower nozzle, the equipment is simple, and mode through the screw thread installation is with shower nozzle and nozzle stub integration, has improved production efficiency, yields to avoid the not hard up hidden danger that leads to the dry-type shower nozzle to exist and leak that causes in the work progress, improve product reliability.

Description

Dry type sprinkler head for fire fighting

Technical Field

The utility model relates to a safe fire-fighting equipment technical field relates to a dry-type watering shower nozzle is used in fire control particularly.

Background

The fire sprinkler head is used for a fire sprinkler system, and when a fire disaster occurs, water is sprinkled out through a sprinkler head splashing plate to extinguish the fire, and is divided into a drooping type sprinkler head, an upright type sprinkler head, a common type sprinkler head, a side wall type sprinkler head, a dry type sprinkler head and the like.

The dry type spray head is mainly applied to a cold storage, an electronic factory building, a precise instrument warehouse, an underground garage in a cold region and a place needing seasonal emptying, and compared with the common spray head, the dry type spray head is mainly characterized in that the spray head temperature sensing assembly can be applied to an environment below 0 ℃, and the problem that the common spray head is required to be applied to an environment above 4 ℃ in a wet type system is solved.

The existing dry type spray head on the market at present is complex in structure, the installation thread and the spray head short pipe are separated, the spray head is easy to loosen due to installation influence when being actually used on a project, and the hidden danger of water leakage exists in the spray head.

Therefore, the method becomes a problem to be solved in the present stage!

Technical scheme

In view of the above problems in the prior art, an aspect of the present invention is to provide a dry fire sprinkler head with simple assembly and integrated installation thread and sprinkler head short pipe.

In order to achieve the above object, the utility model provides a pair of dry-type watering shower nozzle is used in fire control, include:

The frame is of an arched structure, a ball seat is fixedly mounted inside the frame, the top of the ball seat penetrates through and extends to the inner side of the arched structure of the frame, a glass ball is fixedly mounted at the top of the ball seat, a set screw is fixedly mounted at the top of the glass ball, and the set screw is in threaded connection with the top of the inner side of the arched structure of the frame;

The bottom end of the frame is in threaded connection with the port at one end of the short pipe;

The inner tube is of a tubular structure formed by integrally forming a supporting tube and a flow tube, a clamping groove is formed in the tail end of the supporting tube, an elastic pin is inserted in the clamping groove, a sealing frame is inserted into the outer wall of the elastic pin, a spring is sleeved on the outer wall of the elastic pin, and the spring is located between two fixing legs of the sealing frame.

Preferably, the top of the frame is riveted with a splash pan.

Preferably, the inner pipe is located inside the short pipe, the top end of the flow pipe is inserted into the port at the bottom end of the frame and communicated with the ball seat, and the inner thread at one end of the short pipe, which is far away from the frame, is connected with a sealing seat for matching and fixing the sealing frame.

Preferably, a spring washer is arranged at the joint of the sealing seat and the sealing frame.

Preferably, the installation steps of the fire sprinkler are as follows:

1. Inserting the inner pipe into the port of the short pipe and finally inserting the inner pipe into the port of the frame;

2. And placing the spring washer on the top of the sealing frame, and installing the sealing seat into the port of the short pipe through threads to fix the inner pipe.

Advantageous effects

Compared with the prior art, the utility model provides a pair of dry-type watering shower nozzle is used in fire control has following beneficial effect:

1) The utility model discloses a dry-type shower nozzle equipment that this utility model provides is simple, and mode through the screw thread installation is with shower nozzle and nozzle stub integration, has improved production efficiency, yields.

2) The reliability of the product is improved, and the hidden danger of water leakage of the dry type spray head caused by looseness in the construction process is avoided.

3) The internal structure is simple, the production cost is low, and the market prospect is good.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic structural view of the present invention;

Fig. 2 is a schematic diagram of the explosion structure of the present invention.

The main reference numbers:

1. A splash pan; 2. a frame; 3. tightening a screw; 4. a glass ball; 5. a ball seat; 6. a flow tube; 7. supporting a tube; 8. a seal holder; 9. an elastic pin; 10. a spring; 11. an elastic washer; 12. a sealing seat; 13. a short pipe; 14. an inner tube.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-2, a dry sprinkler head for fire fighting comprises: frame 2, nozzle stub 13, inner tube 14, in the actual assembling process, insert inner tube 14 in nozzle stub 13 port, and fix inner tube 14 in getting into nozzle stub 13 port with seal receptacle 12 screw thread installation, again with the other end screw thread installation of nozzle stub 13 getting into in the frame 2 port, assemble into a complete dry-type shower nozzle, thereby effectively solved the structure of existing dry-type shower nozzle on the existing market comparatively complicacy, the mounting thread is the components and parts that separate with the shower nozzle, in-service use is to the project, easily receive the installation influence to cause and become flexible, lead to the shower nozzle to have the hidden danger of leaking, in addition because dry-type shower nozzle inner structure spare part is more, consequently also the problem that is comparatively difficult at actual assembling process.

The utility model further provides a technical scheme specifically as follows:

As shown in fig. 1, includes: frame 2 specifically is domes, and the inside fixed mounting of frame 2 has ball seat 5, and the top of ball seat 5 runs through and extends to 2 domes's of frame inboard, and the top fixed mounting of ball seat 5 has glass ball 4, and the top fixed mounting of glass ball 4 has tight top screw 3, and tight top screw 3 and the inboard top threaded connection of 2 domes of frame.

As shown in fig. 1, the bottom end of the frame 2 is threaded into a port at one end of the stub 13.

As shown in fig. 1, the inner tube 14 is formed by integrally forming a supporting tube 7 and a flow tube 6 into a tube structure, a clamping groove is formed at the tail end of the supporting tube 7, an elastic pin 9 is inserted into the clamping groove, a sealing frame 8 is inserted into the outer wall of the elastic pin 9, a spring 10 is sleeved on the outer wall of the elastic pin 9, and the spring 10 is located between two fixing legs of the sealing frame 8.

Wherein, the top riveting of frame 2 has splash box 1, and when the water passed through ball seat 5, the water can flow along 4 outer walls of glass ball to with splash box 1 impact formation water smoke.

The inner tube 14 is located inside the short tube 13, the top end of the flow tube 6 is inserted into the port at the bottom end of the frame 2 and communicated with the ball seat 5, the internal thread of the short tube 13 far away from one end of the frame 2 is connected with the sealing seat 12 for matching and fixing the sealing frame 8, and the two support legs of the spring 10 are respectively clamped on the inner wall of the short tube 13.

Wherein, a spring washer 11 is arranged at the joint of the sealing seat 12 and the sealing frame 8

Normally, the device, when in use:

First, the inner tube 14 is inserted into the port of the short tube 13 and the flow tube 6 is inserted into the port of the frame 2;

And secondly, placing the spring washer 11 on the top of the sealing frame 8, and installing the sealing seat 12 into the port of the short pipe 13 in a threaded manner to fix the inner pipe 14.

The dry fire-fighting nozzle is arranged on an external device through the threads on the outer wall of the short pipe 13, water flows sequentially through the flow pipe 6 and the supporting pipe 7 and finally enters the ball seat 5, and the glass ball 4 is injected around the center and is sprayed out in a dome shape under the action of the water splashing disc 1.

It will be appreciated by those skilled in the art that other similar connecting means, such as welding, bonding or screwing, may also be used to implement the present invention.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims

1. A dry sprinkler head for fire fighting, comprising:

The frame (2) is of an arch structure, a ball seat (5) is fixedly mounted inside the frame (2), the top of the ball seat (5) penetrates through and extends to the inner side of the arch structure of the frame (2), a glass ball (4) is fixedly mounted at the top of the ball seat (5), a set top screw (3) is fixedly mounted at the top of the glass ball (4), and the set top screw (3) is in threaded connection with the top of the inner side of the arch structure of the frame (2);

A short pipe (13), wherein the bottom end of the frame (2) is connected with the port of one end of the short pipe (13) in a threaded manner;

An inner tube (14), inner tube (14) form cast structure by stay tube (7) and flow tube (6) integrated into one piece, the joint groove has been seted up to the tail end of stay tube (7), and has connect in the joint groove elastic pin (9), the outer wall of elastic pin (9) is pegged graft and is had seal carrier (8), the outer wall of elastic pin (9) has cup jointed spring (10), spring (10) are located between two fixed feet of seal carrier (8).

2. A dry sprinkler head for fire fighting according to claim 1, characterized in that a splash pan (1) is riveted to the top of the frame (2).

3. A dry sprinkler head for fire fighting according to claim 1, characterized in that the inner tube (14) is located inside the short tube (13), the top end of the flow tube (6) is inserted into the port at the bottom end of the frame (2) and is in communication with the ball seat (5), and the inner thread of the end of the short tube (13) remote from the frame (2) is connected with a sealing seat (12) for cooperating with and fixing the sealing frame (8).

4. A dry sprinkler head for fire fighting according to claim 3, characterized in that a spring washer (11) is provided at the connection of the sealing seat (12) and the sealing frame (8).