CN211328627U

CN211328627U - High-temperature and high-pressure alarm system of filter barrel dust remover

Info

Publication number: CN211328627U
Application number: CN201921476399.5U
Authority: CN
Inventors: 孙学乾; 杨学明; 任春燕; 张涛
Original assignee: Chongqing Duanyi Environmental Protection Engineering Co ltd
Current assignee: Chongqing Duanyi Environmental Protection Engineering Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-08-25
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a high temperature high pressure alarm system of lauter tub dust remover, including fan and atmospheric pressure monitoring mechanism, the inside at the tuber pipe is installed to the fan, and the inside atmospheric pressure monitoring mechanism of installing of the inboard lower part of tuber pipe is seted up in one side of fan air inlet, and temperature monitoring mechanism is installed in one side of fan air intake in the inboard upper portion of tuber pipe, the utility model discloses, utilize temperature sensitive resistance when the temperature reaches the danger value resistance drops to the minimum and makes the circuit intercommunication between motor and the battery case, and the motor drive lead screw rotates, and lead screw drive lead screw nut removes, and lead screw nut drives the second moving contact and removes the power supply that makes the outage ware work of lauter tub cut off the lauter tub to the second static contact, avoids taking place because the inside high temperature of filtration tuber pipe leads to the condition that the conflagrat.

Description

High-temperature and high-pressure alarm system of filter barrel dust remover

Technical Field

The utility model relates to a temperature atmospheric pressure alarm device technical field specifically is a high temperature high pressure alarm system of lauter tub dust remover.

Background

Lauter tuns are commonly used filtration devices. When the filter barrel dust remover is internally blocked, the pressure difference between the front and the back of the fan is too large, and the fan is burnt out if the fan is immediately closed for classification. After the filter barrel works for a long time, the temperature in the air path system inside the filter barrel is gathered and is not easy to diffuse outwards, and if the filter barrel continues to work for a long time, the filter barrel is possibly burnt due to overhigh internal temperature, so that fire disasters are caused, and certain potential safety hazards exist. Therefore, the utility model provides a high temperature high pressure alarm system of lauter tub dust remover is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature high pressure alarm system of lauter tub dust remover 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 high temperature high pressure alarm system of lauter tub dust remover, includes fan and atmospheric pressure monitoring mechanism, the inside at the tuber pipe is installed to the fan, the inside atmospheric pressure monitoring mechanism of installing mouth that inboard lower part of tuber pipe was seted up in one side of fan air inlet, temperature monitoring mechanism is installed in one side of fan air intake on the inboard upper portion of tuber pipe, atmospheric pressure monitoring mechanism includes shell, top cap, film, spring, first moving contact, first static contact and support, the inside at the top cap is installed to the film gomphosis, one side of top cap threaded connection shell, the spring is installed to the inside axis position of shell, first moving contact is installed to the inside axis position of spring, the support is installed at one side of first moving contact inside the shell, first static contact is installed in one side that is close to first moving contact to the support, temperature monitoring mechanism includes protective housing, The motor is horizontally arranged at the upper part of the inner side of the protective shell, the screw rod is arranged at the tail end of an output shaft of the motor, the screw rod is in threaded connection with the screw nut, the second moving contact is arranged at the lower end of the screw nut, and the second fixed contact is arranged at the lower side of the tail end of the screw rod in the protective shell.

Preferably, the air pressure monitoring mechanism further comprises a first binding post, a second binding post and a fixed seat, the first binding post is installed on one side of the shell, the second binding post is installed on the other side of the shell, and the fixed seat is installed in the middle of the inner side of the shell.

Preferably, one end of the spring is connected with the first moving contact, and the other end of the spring is connected with the fixed seat.

Preferably, the bottom of the first binding post is electrically connected with the first moving contact through a wire, the second binding post is electrically connected with the first fixed contact through a wire, and the first binding post and the second binding post are communicated with a breaker of the fan.

Preferably, the other side of the shell is in threaded connection with one end of a communicating pipe, and the other end of the communicating pipe is communicated with one side, at the air outlet of the fan, of the inside of the air pipe.

Preferably, the temperature monitoring mechanism further comprises a battery box and a temperature-sensitive resistor, the temperature-sensitive resistor is installed in an installation position at the bottom of the protective shell, the battery box is installed in the middle of the protective shell, two ends of the temperature-sensitive resistor are respectively electrically connected with one end of the battery box and one end of the motor through a wire, and the other end of the battery box is electrically connected with the other end of the motor through a wire.

Preferably, the second moving contact and the second fixed contact are electrically connected with an interrupter of the filter barrel through conducting wires respectively, and the edge of the fan is connected with the inner surface of the air pipe in a sealing mode.

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

1. a communicating pipe which is connected with one end of the shell through threads is used for communicating the air inlet end and the air outlet end of the fan, so that the air pressure monitoring mechanism can smoothly measure the air pressure difference between the two ends of the fan;

2. the center of the film is used for moving towards one side inside the shell to push the first moving contact to move, when the pressure difference reaches a set value, the first moving contact is in contact with the first fixed contact to start a fan power-off device, and the fan is powered off to stop working, so that the condition that the fan is burnt out due to the fact that the interior of the dust remover is blocked and the pressure difference between the front and the back is too large is avoided, and the safety of the electric appliance is protected;

3. the resistance is reduced to the minimum value when the temperature reaches a dangerous value by utilizing the temperature-sensitive resistor, so that the circuit between the motor and the battery box is communicated, the motor drives the screw rod to rotate, the screw rod drives the screw rod nut to move, the screw rod nut drives the second moving contact to move towards the second fixed contact, so that the breaker of the filter barrel is operated to cut off the power supply of the filter barrel, and the situation that a fire disaster happens due to overhigh temperature inside the filter air pipe is avoided.

Drawings

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

fig. 2 is a schematic structural view of the air pressure monitoring mechanism of the present invention;

fig. 3 is a schematic diagram of the temperature monitoring structure of the present invention.

In the figure: the air duct comprises an air duct 1, a fan 2, an air pressure monitoring mechanism 3, a shell 31, a top cover 32, a film 33, a spring 34, a first moving contact 35, a first fixed contact 36, a support 37, a first wiring terminal 38, a second wiring terminal 39, a fixed seat 310, a communication pipe 4, a temperature monitoring mechanism 5, a protective shell 51, a motor 52, a screw nut 53, a screw 54, a second moving contact 55, a second fixed contact 56, a battery box 57 and a temperature-sensitive resistor 58.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a high-temperature and high-pressure alarm system of a filter barrel dust remover comprises a fan 2 and an air pressure monitoring mechanism 3, wherein the fan 2 is arranged inside an air pipe 1, the types of the fans 2 in different filter barrels are different, and meanwhile, the fans 2 in different types do not influence the whole system, so that the types of the fans 2 are not limited; an air pressure monitoring mechanism 3 is installed at the inner part of a mounting hole formed in one side of an air inlet of a fan 2 at the lower part of the inner side of an air duct 1, a temperature monitoring mechanism 5 is installed at one side of the air inlet of the fan 2 at the upper part of the inner side of the air duct 1, the air pressure monitoring mechanism 3 comprises a shell 31, a top cover 32, a film 33, a spring 34, a first moving contact 35, a first fixed contact 36 and a support 37, the film 33 is installed in the top cover 32 in an embedded mode, the top cover 32 is connected with one side of the shell 31 in a threaded mode, the spring 34 is installed at the position of the inner axis of the shell 31, the first moving contact 35 is installed at the position of the inner axis of the spring 34, the support 37 is installed at one side of the first moving contact 35 in the shell 31, the first fixed contact 36 is installed at one side close to the first moving contact 35, the center of the film 33 moves towards one side of the inner, the fan 2 stops working when the power is off, the situation that the fan is burnt out due to the fact that the interior of a dust remover is blocked and the pressure difference between the front pressure and the rear pressure is too large is avoided, and the safety of an electric appliance is protected, the temperature monitoring mechanism 5 comprises a protective shell 51, a motor 52, a screw nut 53, a screw 54, a second moving contact 55 and a second fixed contact 56, the motor 52 is horizontally installed at the upper portion of the inner side of the protective shell 51, the motor 52 is an RS385 type direct current motor, the screw 54 is installed at the tail end of an output shaft of the motor 52, the screw 54 is in threaded connection with the screw nut 53, the second moving contact 55 is installed at the lower end of the screw nut 53, the second fixed contact 56 is installed at the lower side of the tail end of the screw 54 inside the protective shell 51, when the temperature reaches a dangerous value, the resistance of the temperature sensing resistor 58 is reduced to the minimum value, so that the circuit between the motor 52 and the battery box The power supply of the filter vat avoids the situation that the fire disaster happens because the temperature inside the filter air pipe 1 is too high.

Further, the air pressure monitoring mechanism 3 further includes a first binding post 38, a second binding post 39 and a fixing seat 310, the first binding post 38 is installed at one side of the housing 31, the second binding post 39 is installed at the other side of the housing 31, and the fixing seat 310 is installed at the middle part of the inner side of the housing 31.

Further, one end of the spring 34 is connected to the first movable contact 35, and the other end of the spring 34 is connected to the fixed seat 310.

Further, the bottom of the first terminal 38 is electrically connected to the first movable contact 35 through a wire, the second terminal 39 is electrically connected to the first fixed contact 36 through a wire, and the first terminal 38 and the second terminal 39 are communicated with a breaker of the fan 2.

Further, the other side of the housing 31 is in threaded connection with one end of a communication pipe 4, the other end of the communication pipe 4 is communicated with one side of the air outlet of the fan 2 inside the air pipe 1, and the housing 31 is communicated with the air inlet end and the air outlet end of the fan 2 through the communication pipe 4 to enable the air pressure monitoring mechanism 3 to smoothly measure the air pressure difference at the two ends of the fan 2.

Further, the temperature monitoring mechanism 5 further includes a battery box 57 and a temperature-sensitive resistor 58, the temperature-sensitive resistor 58 is installed in the installation position at the bottom of the protection shell 51, the battery box 57 is installed in the middle of the protection shell 51, two ends of the temperature-sensitive resistor 58 are respectively electrically connected to one end of the battery box 57 and one end of the motor 52 through a conducting wire, and the other end of the battery box 57 is electrically connected to the other end of the motor 52 through a conducting wire.

Further, the second moving contact 55 and the second fixed contact 56 are electrically connected to the breaker of the filter barrel through wires, respectively, and the edge of the fan 2 is hermetically connected to the inner surface of the air duct 1.

The working principle is as follows: during actual operation, the fan 2 normally works, if a certain degree of blockage occurs inside the filter barrel filtering system, the air pressure monitoring mechanism 3 monitors the air pressure at the two ends of the air inlet end and the air outlet end of the fan 2, the shell 31 of the air pressure monitoring mechanism 3 is communicated with the air pressure difference at the two ends of the air inlet end and the air outlet end of the fan 2 through the communicating pipe 4, when the air pressure difference at the two ends of the air inlet end and the air outlet end of the fan 2 is too large, the center of the thin film 33 moves towards one side inside the shell 31 to push the first movable contact 35 to move, when the pressure difference reaches a set value, the first movable contact 35 is in contact with the first fixed contact 36 to start the power-off device of the fan 2, the fan 2 is powered off to stop working, the situation that the fan is burned out due to the internal blockage. The temperature monitoring mechanism 5 is installed at the air inlet of the fan 2, the resistance of the temperature sensitive resistor 58 of the temperature monitoring mechanism 5 is reduced when the temperature rises, when the temperature reaches a dangerous value, the resistance of the temperature sensitive resistor 58 is reduced to a minimum value to enable the circuit between the motor 52 and the battery box 57 to be communicated, the motor 52 drives the screw rod 54 to rotate, the screw rod 54 drives the screw rod nut 53 to move, the screw rod nut 53 drives the second moving contact 55 to move towards the second fixed contact 56 to enable the breaker of the filter barrel to work to cut off the power supply of the filter barrel, and the situation that a fire disaster happens due to overhigh temperature inside the filter air duct 1 is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high-temperature and high-pressure alarm system of a filter drum dust remover comprises a fan (2) and a pneumatic monitoring mechanism (3), and is characterized in that the fan (2) is installed inside an air pipe (1), the lower portion of the inner side of the air pipe (1) is internally provided with the pneumatic monitoring mechanism (3) at a mounting port formed in one side of an air inlet of the fan (2), the upper portion of the inner side of the air pipe (1) is provided with a temperature monitoring mechanism (5) at one side of the air inlet of the fan (2), the pneumatic monitoring mechanism (3) comprises a shell (31), a top cover (32), a film (33), a spring (34), a first moving contact (35), a first static contact (36) and a support (37), the film (33) is installed inside the top cover (32) in an embedded mode, the top cover (32) is in threaded connection with one side of the shell (31), the spring (34) is installed at the position of the inner axis of, a first moving contact (35) is arranged at the position of the inner axis of the spring (34), a support (37) is arranged at one side of the first moving contact (35) in the shell (31), a first fixed contact (36) is arranged on one side of the support (37) close to the first movable contact (35), the temperature monitoring mechanism (5) comprises a protective shell (51), a motor (52), a screw rod nut (53), a screw rod (54), a second moving contact (55) and a second static contact (56), a motor (52) is horizontally arranged at the upper part of the inner side of the protective shell (51), a screw rod (54) is arranged at the tail end of an output shaft of the motor (52), the screw rod (54) is in threaded connection with a screw rod nut (53), a second moving contact (55) is installed at the lower end of the screw rod nut (53), and a second fixed contact (56) is arranged at the lower side of the tail end of the screw rod (54) in the protective shell (51).

2. The high-temperature and high-pressure alarm system of the filter barrel dust remover as claimed in claim 1, wherein: atmospheric pressure monitoring mechanism (3) still include first terminal (38), second terminal (39) and fixing base (310), one side at shell (31) is installed in first terminal (38), the opposite side at shell (31) is installed in second terminal (39), the inboard middle part at shell (31) is installed in fixing base (310).

3. The high-temperature and high-pressure alarm system of the filter barrel dust remover as claimed in claim 1, wherein: one end of the spring (34) is connected with the first moving contact (35), and the other end of the spring (34) is connected with the fixed seat (310).

4. The high-temperature and high-pressure alarm system of the filter barrel dust remover as claimed in claim 2, wherein: the bottom of the first binding post (38) is electrically connected with the first moving contact (35) through a wire, the second binding post (39) is electrically connected with the first fixed contact (36) through a wire, and the first binding post (38) and the second binding post (39) are communicated with a breaker of the fan (2).

5. The high-temperature and high-pressure alarm system of the filter barrel dust remover as claimed in claim 1, wherein: the other side of the shell (31) is in threaded connection with one end of a communicating pipe (4), and the other end of the communicating pipe (4) is communicated with one side, at the air outlet of the fan (2), of the interior of the air pipe (1).

6. The high-temperature and high-pressure alarm system of the filter barrel dust remover as claimed in claim 1, wherein: temperature monitoring mechanism (5) still include battery case (57) and temperature sensitive resistor (58), install in the installation position of protective housing (51) bottom temperature sensitive resistor (58), the middle part at protective housing (51) is installed in battery case (57), the one end of wire electric connection battery case (57) and motor (52) is passed through respectively at the both ends of temperature sensitive resistor (58), the other end of wire electric connection motor (52) is passed through to the other end of battery case (57).

7. The high-temperature and high-pressure alarm system of the filter barrel dust remover as claimed in claim 1, wherein: the second moving contact (55) and the second fixed contact (56) are electrically connected with a breaker of the filter barrel through conducting wires respectively, and the edge of the fan (2) is connected with the inner surface of the air pipe (1) in a sealing mode.