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CN-224207267-U - Pressurizing device for dry powder extinguisher

CN224207267UCN 224207267 UCN224207267 UCN 224207267UCN-224207267-U

Abstract

The utility model relates to the technical field of fire extinguishers and discloses a pressurizing device for a dry powder fire extinguisher, which comprises a pressurizer, a weighing platform and a nitrogen tank, wherein a supporting mechanism is arranged on the side wall of the pressurizer, a placing cavity is formed in the front side of a shell of the pressurizer, a protection mechanism is arranged in the shell of the pressurizer, the weighing platform is arranged on the front side of the pressurizer, the protection mechanism comprises a damping rotating shaft, a connecting rod and a limiting ring, a rotating rod is rotatably connected in the placing cavity, a cover plate is fixedly connected to the side wall of the rotating rod, an annular groove is formed in the cover plate, an outer ring of the damping rotating shaft is fixedly connected in the cover plate, and the connecting rod is fixedly connected between the interiors of the damping rotating shaft. According to the utility model, after the cover plate is lifted, the limiting ring is turned to be in a horizontal state, and then the dry powder fire extinguisher is arranged in the limiting ring, so that the stability of the fire extinguisher during pressurization is ensured, and when the cover plate is closed, the dry powder fire extinguisher covers the top of the weighing platform, so that the effect of protecting the weighing platform from damage is achieved, and the service life of equipment is prolonged.

Inventors

  • GAO YUXI
  • MIAO YONGMEI
  • MA HONGJUN
  • MIAO LING
  • FAN JIANLEI

Assignees

  • 新郑市东海消防科技有限公司

Dates

Publication Date
20260508
Application Date
20250411

Claims (8)

  1. 1. The pressurizing device for the dry powder extinguisher comprises a pressurizer (1), a weighing platform (2) and a nitrogen tank (3), and is characterized in that a supporting mechanism is arranged on the side wall of the pressurizer (1), a placing cavity (4) is formed in the front side of a shell of the pressurizer (1), a protection mechanism is arranged in the placing cavity, and the weighing platform (2) is arranged on the front side of the pressurizer (1); The protection mechanism comprises a damping rotating shaft (10), a connecting rod (11) and a limiting ring (12), wherein the rotating rod (5) is connected to the inside of the placing cavity (4) in a rotating mode, a cover plate (6) is fixedly connected to the side wall of the rotating rod (5), an annular groove (9) is formed in the cover plate (6), an outer ring of the damping rotating shaft (10) is fixedly connected to the inside of the cover plate (6), the connecting rod (11) is fixedly connected between the inner portions of the damping rotating shaft (10), and the limiting ring (12) is fixedly connected to the side wall of the connecting rod (11).
  2. 2. The pressurizing device for a dry powder extinguisher according to claim 1, wherein the connecting rod (11) is arranged in the annular groove (9), and the limiting ring (12) is rotatably connected in the annular groove (9) through the connecting rod (11).
  3. 3. The pressurizing device for the dry powder extinguishing device according to claim 1, wherein the inside of the placing cavity (4) is fixedly connected with a magnetic strip (8), and the magnetic strip (8) and the cover plate (6) are magnetically attracted.
  4. 4. The pressurizing device for the dry powder extinguisher according to claim 1, wherein the side wall of the base of the weighing platform (2) is fixedly connected with a supporting bar (17), and the cover plate (6) is attached to the supporting bar (17).
  5. 5. The pressurizing device for the dry powder extinguishing device according to claim 1, wherein the side wall of the cover plate (6) is fixedly connected with a handle (7), and the side wall of the cover plate (6) is slidably connected inside the placing cavity (4).
  6. 6. The pressurizing device for the dry powder extinguishing device according to claim 1, wherein the supporting mechanism comprises a limiting frame (14) and a supporting plate (15), the side wall of the pressurizing device (1) is fixedly connected with a side plate (13), the limiting frame (14) and the supporting plate (15) are fixedly connected to the top of the side plate (13), and reinforcing rods (16) are fixedly connected between the limiting frame (14) and the supporting plate (15) and between the pressurizing device (1).
  7. 7. A pressurizing device for a dry powder extinguishing apparatus according to claim 6, wherein the limiting frame (14) and the supporting plate (15) are obliquely arranged from high to low, and the limiting frame (14) is positioned at the lowest.
  8. 8. A pressurizing device for a dry powder extinguishing apparatus according to claim 7, wherein the end of the nitrogen tank (3) is slidably connected inside the limiting frame (14), and the nitrogen tank (3) is placed on the surface of the supporting plate (15).

Description

Pressurizing device for dry powder extinguisher Technical Field The utility model relates to the technical field of fire extinguishers, in particular to a pressurizing device for a dry powder fire extinguisher. Background The dry powder fire extinguisher is widely applied to the fields of industrial, commercial and household fire safety, and mainly sprays the dry powder extinguishing agent stored in the dry powder fire extinguisher to a fire source so as to isolate oxygen and inhibit combustion chemical reaction, thereby realizing rapid fire extinguishing. In order to ensure that the dry powder fire extinguisher can be normally used in emergency, the inside of the dry powder fire extinguisher needs to be filled with driving gas with proper pressure so as to smoothly spray the fire extinguishing agent when the dry powder fire extinguisher is started. Therefore, in the process of producing, overhauling and recharging a dry powder fire extinguisher, a pressurizing device is generally required to pressurize the inside of the dry powder fire extinguisher so as to maintain the normal working performance of the dry powder fire extinguisher. The existing dry powder fire extinguisher pressurizing device mainly comprises manual pressurizing, automatic pressurizing, semi-automatic pressurizing and the like. In general, when pressurizing, the fire extinguisher needs to be placed on the weighing platform and is connected with the pressurizing end of the fire extinguisher through the pressurizing head so as to fill driving gas into the fire extinguisher to ensure that the fire extinguisher reaches the specified storage pressure, in addition, some pressurizing devices are also provided with pressure detection and adjustment mechanisms so as to monitor the internal pressure of the fire extinguisher in real time in the pressurizing process and ensure that the filled pressure meets the standard requirements, but part of devices are only placed on the weighing platform in the pressurizing process, lack of a limiting structure, easily topple or deviate due to vibration or airflow impact to influence the pressurizing, and therefore, the pressurizing device for the dry powder fire extinguisher is provided to solve the problems. Disclosure of utility model In order to make up for the defects, the utility model provides a pressurizing device for a dry powder fire extinguisher, which aims to solve the problems that in the prior art, the fire extinguisher is only placed on a weighing platform, a limiting structure is lacking, and toppling or deviation is easy to occur due to vibration or airflow impact. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a dry powder extinguishing device uses pressure charging device, includes pressure charging ware, weighing platform and nitrogen tank, and pressure charging ware lateral wall is provided with supporting mechanism, pressure charging ware shell front side has been seted up and has been placed the chamber and inside is provided with protection machanism, the weighing platform sets up in pressure charging ware front side; The protection mechanism comprises a damping rotating shaft, a connecting rod and a limiting ring, wherein the rotating rod is connected inside the placing cavity in a rotating mode, the side wall of the rotating rod is fixedly connected with a cover plate, an annular groove is formed in the cover plate, an outer ring of the damping rotating shaft is fixedly connected inside the cover plate, the connecting rod is fixedly connected between the inner parts of the damping rotating shaft, and the limiting ring is fixedly connected to the side wall of the connecting rod. As a further description of the above technical solution: The connecting rod is arranged in the annular groove, and the limiting ring is rotationally connected in the annular groove through the connecting rod. As a further description of the above technical solution: the inside fixedly connected with magnetic stripe of placing the chamber, the magnetic stripe is inhaled mutually with the apron magnetism. As a further description of the above technical solution: the weighing platform base is characterized in that a supporting bar is fixedly connected to the side wall of the weighing platform base, and the cover plate is attached to the supporting bar. As a further description of the above technical solution: the cover plate side wall is fixedly connected with a handle, and the cover plate side wall is in sliding connection with the inside of the placing cavity. As a further description of the above technical solution: The supporting mechanism comprises a limiting frame and a supporting plate, the side wall of the pressurizer is fixedly connected with a side plate, the limiting frame and the supporting plate are fixedly connected to the top of the side plate, and reinforcing rods are fixedly connected between the limiting frame and