CN215299809U

CN215299809U - Flame arrester for positive pressure type explosion-proof power distribution cabinet

Info

Publication number: CN215299809U
Application number: CN202121626381.6U
Authority: CN
Inventors: 万春蓉
Original assignee: Anshan Yuanhe Electrical Equipment Co ltd
Current assignee: Anshan Yuanhe Electrical Equipment Co ltd
Priority date: 2021-07-17
Filing date: 2021-07-17
Publication date: 2021-12-24
Anticipated expiration: 2031-07-17

Abstract

The utility model discloses a positive pressure type flame arrester for explosion-proof switch board, including casing and control box, the both sides of casing all fixed mounting have mounting flange, one side of casing is equipped with first collar, and the inside fixed mounting of first collar has first back-fire relief core, the opposite side of casing is equipped with the second collar, and the bottom fixed mounting of second collar has second back-fire relief core. The utility model discloses be provided with smoke transducer and siren, the warning light cooperation, can detect when the conflagration breaing out, sound and light warning carry out when can taking place the condition of a fire through siren and warning light simultaneously, the staff of being convenient for knows the condition of a fire very first time, the functional of spark arrester has been increased, the practicality has been improved, it can be when taking place the condition of a fire with information transmission to staff's cell-phone to be provided with information transmission ware, thereby can warn all staff, the security of spark arrester has been increased, make the spark arrester convenient to use more, application scope has been enlarged.

Description

Flame arrester for positive pressure type explosion-proof power distribution cabinet

Technical Field

The utility model relates to an explosion-proof switch board technical field specifically is a positive pressure type flame arrester for explosion-proof switch board.

Background

The power distribution cabinet (box) is a final-stage device of a power distribution system, is a general name of a motor control center and is used in occasions with dispersed loads and less loops; the motor control center is used for the occasions with concentrated loads and more loops, the electric energy of a certain circuit of the upper-level distribution equipment is distributed to the nearby loads, the equipment provides protection, monitoring and control for the loads, the explosion-proof distribution cabinet is one of the distribution cabinets, and the flame arrester is needed to be used when the explosion-proof distribution cabinet is used.

Although the conventional flame arrester for the positive pressure type explosion-proof power distribution cabinet achieves basic operation performance, the following defects still exist:

1. the structure of the flame arrester for the existing positive pressure type explosion-proof power distribution cabinet is simpler, most of the flame arrester adopts a single flame arresting core to carry out flame arresting operation, and when the fire is great, the flame arresting effect is not high, so that the situation of fire spreading is easy to occur, and the practicability of the flame arrester is reduced;

2. the function of the flame arrester for the explosion-proof switch board of positive pressure type that has now simultaneously is comparatively single, only possesses the function that blocks the intensity of a fire, does not possess the function to detecting and reporting to the police when the conflagration breaing out, and the staff can't know the very first time when the conflagration breaing out, and inconvenient staff puts out the intensity of a fire, has reduced the practicality of flame arrester.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positive pressure type flame arrester for explosion-proof switch board to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flame arrester for explosion-proof switch board of positive pressure type, includes casing and control box, the equal fixed mounting in both sides of casing has mounting flange, one side of casing is equipped with first collar, and the inside fixed mounting of first collar has first back-fire relief core, the opposite side of casing is equipped with the second collar, and the bottom fixed mounting of second collar has second back-fire relief core, the equal fixed mounting in bottom of first collar and second collar has the backup pad, the equal fixed mounting in below of casing both sides has smoke transducer, the inside fixed mounting of casing has the seal receptacle, and the inside rotation of seal receptacle installs the closing plate, the inside fixed mounting of control box has the PLC controller, and the below fixed mounting of PLC controller has information transmitter.

Preferably, be equipped with the multiunit dead lever in the backup pad, and the bottom of backup pad all fixed mounting have the supporting pad.

Preferably, the top of the shell is fixedly provided with a mounting seat, and the top of the mounting seat is fixedly provided with a control motor.

Preferably, the sealing plate is fixedly provided with a sealing ring outside, and the sealing plate is fixedly provided with a plurality of groups of rib rods.

Preferably, the front surface of the shell is fixedly provided with an alarm, and a warning lamp is fixedly arranged above the alarm.

Preferably, the front face of the control box is movably provided with a maintenance door, and the maintenance door is fixedly provided with a safety lock.

Compared with the prior art, the beneficial effects of the utility model are that:

1. be provided with casing and first back-fire relief core, the cooperation of second back-fire relief core, can carry out the back-fire relief operation when having a fire to explosion-proof switch board, security when having increased explosion-proof switch board use has improved the practicality, is provided with closing plate and control motor cooperation, can cut off in the middle of the spark arrester when the conflagration breaing out, avoids the condition that the intensity of a fire appears stretching, has increased the stability when the spark arrester uses.

2. Be provided with smoke transducer and siren, the warning light cooperation, can detect when the conflagration breaing out, carry out sound and light warning when can taking place the condition of a fire through siren and warning light simultaneously, the staff of being convenient for knows the condition of a fire the very first time, the functional of spark arrester has been increased, the practicality has been improved, it can be when taking place the condition of a fire with information transmission to staff's cell-phone to be provided with information transmission ware, thereby can warn all staff, the security of spark arrester has been increased, make the spark arrester convenient to use more, application scope has been enlarged.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the front internal structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the control box of the present invention;

fig. 4 is a schematic structural diagram of the control box of the present invention.

In the figure: 1. a support plate; 101. fixing the rod; 102. a support pad; 2. a first mounting ring; 3. a housing; 4. a smoke sensor; 5. installing a flange; 6. a second mounting ring; 7. an alarm; 8. a warning light; 9. a mounting seat; 10. controlling the motor; 11. a first fire retardant core; 12. a second fire retardant core; 13. a sealing plate; 1301. a seal ring; 1302. a rib rod; 14. a sealing seat; 15. a control box; 16. an information transmitter; 17. a PLC controller; 18. maintaining the door; 1801. safety lock.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a flame arrester for a positive pressure type explosion-proof power distribution cabinet comprises a shell 3 and a control box 15, wherein mounting flanges 5 are fixedly mounted on two sides of the shell 3 through welding, the mounting flanges 5 can be mounted when the flame arrester is used, a first mounting ring 2 is fixedly mounted on one side of the shell 3 through bolts, a first fire retardant core 11 is fixedly mounted inside the first mounting ring 2 through embedding, a second mounting ring 6 is fixedly mounted on the other side of the shell 3 through bolts, a second fire retardant core 12 is fixedly mounted inside the second mounting ring 6 through embedding, the first fire retardant core 11 and the second fire retardant core 12 are matched to carry out double blocking when a fire disaster occurs, the stability of the flame arrester is increased, the practicability is improved, a sealing seat 14 is fixedly mounted at the central position inside the shell 3 through bolts, and a sealing plate 13 is rotatably mounted inside the sealing seat 14 through a shaft lever, the sealing plate 13 can close the central position inside the shell 3 through rotation, so that the central position of the flame arrester can be isolated in case of fire, the functionality of the flame arrester is improved, and the privacy is improved;

the below of 3 both sides of casing all has smoke transducer 4 through bolt fixed mounting, and smoke transducer 4's model can be: OWY-GD-801, the smoke sensor 4 can detect when fire breaks out, the PLC controller 17 is fixedly installed in the control box 15 through bolts, and the PLC controller 17 can be of the type: s7-200 type, PLC controller 17 passes through the wire and is connected with smoke transducer 4, thereby can collect the data that smoke transducer 4 detected through PLC controller 17, there is siren 7 in the front of casing 3 through bolt fixed mounting, and there is warning light 8 in the top of siren 7 through bolt fixed mounting, siren 7 all is connected with PLC controller 17 through the wire with warning light 8, thereby can carry out sound and light warning through siren 7 and warning light 8 when smoke transducer 4 detects the conflagration breaing out, the staff in time discovers of being convenient for, and there is information transmitter 16 below PLC controller 17 through bolt fixed mounting, information transmitter 16' S model can be: the USR-G781 type fire protection device is characterized in that the information transmitter 16 is connected with the PLC 17 through a wire, so that when a fire disaster occurs, the information transmitter 16 can send a mobile phone of a worker in a wireless mode, the functionality of a flame arrester is improved, the practicability is improved, the maintenance door 18 is movably installed on the front face of the control box 15 through a hinge, the maintenance door 18 can close the control box 15, the maintenance door 18 is fixedly provided with a safety lock 1801 through a bolt, and the safety lock 1801 can lock the maintenance door 18 when the maintenance door 18 is closed;

the central point department at 3 tops of casing installs mount pad 9 through welded fastening, and the top of mount pad 9 has control motor 10 through bolt fixed mounting, and control motor 10's model can be: 2IK6 type, the control motor 10 is connected with the PLC 17 through a wire, and the output end of the control motor 10 penetrates through the shell 3 and is fixedly connected with the sealing plate 13, so that the sealing plate 13 can be opened and closed through the control motor 10, when the smoke sensor 4 detects a fire, the PLC 17 controls the control motor 10, so that the inside of the fire arrester can be automatically isolated when the fire occurs, the sealing ring 1301 is fixedly installed outside the sealing plate 13 through bolts, the sealing ring 1301 increases the sealing when the sealing plate 13 is closed, a plurality of groups of rib rods 1302 are fixedly installed on the sealing plate 13 through bolts, the strength of the sealing plate 13 is increased by the rib rods 1302, the bottom parts of the first mounting ring 2 and the second mounting ring 6 are fixedly provided with a support plate 1 through welding, a plurality of groups of fixing rods 101 are arranged on the support plate 1, the support plate 1 can be matched with the fixing rods 101 to install the bottom part of the fire arrester, and the bottom of the support plate 1 is fixedly provided with a support pad 102 by embedding, and the support pad 102 increases the friction force at the bottom of the support plate 1.

The working principle is as follows: mounting flange 5 can install fixedly when using the spark arrester, first back-fire relief core 11 can carry out dual fire-retardant operation when using the spark arrester with the cooperation of second back-fire relief core 12, seal receptacle 14 can cut off the central point department of putting of spark arrester with the cooperation of closing plate 13, smoke transducer 4 can detect when the conflagration breaks out, siren 7 can carry out the police dispatch newspaper when the conflagration breaks out with the cooperation of warning light 8, information transmission ware 16 can be when the condition of a fire on through wireless transmission to staff's the cell-phone.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a flame arrester for explosion-proof switch board of positive pressure type, includes casing (3) and control box (15), its characterized in that: mounting flanges (5) are fixedly mounted on two sides of the shell (3), a first mounting ring (2) is arranged on one side of the shell (3), a first fire retardant core (11) is fixedly arranged in the first mounting ring (2), a second mounting ring (6) is arranged on the other side of the shell (3), and the bottom of the second mounting ring (6) is fixedly provided with a second fire retardant core (12), the bottoms of the first mounting ring (2) and the second mounting ring (6) are fixedly provided with supporting plates (1), smoke sensors (4) are fixedly arranged below two sides of the shell (3), a sealing seat (14) is fixedly arranged in the shell (3), a sealing plate (13) is rotatably arranged in the sealing seat (14), a PLC (programmable logic controller) controller (17) is fixedly arranged in the control box (15), and an information transmitter (16) is fixedly arranged below the PLC (17).

2. The positive pressure type flame arrester for the explosion-proof power distribution cabinet as claimed in claim 1, wherein: the supporting plate (1) is provided with a plurality of groups of fixing rods (101), and the bottom of the supporting plate (1) is fixedly provided with supporting pads (102).

3. The positive pressure type flame arrester for the explosion-proof power distribution cabinet as claimed in claim 1, wherein: the top fixed mounting of casing (3) has mount pad (9), and the top fixed mounting of mount pad (9) has control motor (10).

4. The positive pressure type flame arrester for the explosion-proof power distribution cabinet as claimed in claim 1, wherein: the outside fixed mounting of closing plate (13) has sealing ring (1301), and fixed mounting has multiunit muscle pole (1302) on closing plate (13).

5. The positive pressure type flame arrester for the explosion-proof power distribution cabinet as claimed in claim 1, wherein: the front of casing (3) fixed mounting has siren (7), and the top fixed mounting of siren (7) has warning light (8).

6. The positive pressure type flame arrester for the explosion-proof power distribution cabinet as claimed in claim 1, wherein: the front face of the control box (15) is movably provided with a maintenance door (18), and a safety lock (1801) is fixedly arranged on the maintenance door (18).