Spark detection probe protection cover for air inlet pipe of dryer and spark detection device

Abstract

The utility model discloses a spark detection probe protection cover for a dryer air inlet pipe and a spark detection device, and relates to the technical field of dryer air pipe safety. The probe comprises a shell, one side of the shell is open to serve as a signal receiving side, the side, away from the signal receiving side, of the shell serves as an installation side used for installing a probe, and a cavity penetrating through the signal receiving side is formed in the shell. The signal receiving side is covered with heat-insulating light-transmitting glass covering a through opening of the cavity, the side wall of the shell is provided with a ventilation groove communicated with the cavity, the outer wall of the shell is provided with a light blocking box, the cavity is communicated with an inner cavity of the light blocking box through the ventilation groove, and the light blocking box is provided with a light source. A ventilation opening communicated with the inner cavity is formed in the side wall of the light blocking box; therefore, the purpose that the detection environment and the detection accuracy of the probe are better when the sparks are detected through infrared rays or ultraviolet rays is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a drying -machine air pipe safety technical field, specifically speaking, it is a kind of for the fire detection probe protective cover of drying -machine air pipe. BACKGROUND

[0002] The existing drying -machine air pipe is completely closed, which means that people can only realize potential problems when smoke or open fire is generated during drying process, which undoubtedly lays hidden danger for the occurrence of fire.

[0003] Due to the hysteresis of monitoring and the untimeliness of reaction, fire risk is significantly amplified, which brings great threat to production safety.

[0004] How to solve the technical problem that spark in drying -machine air pipe is difficult to monitor in real time and control in time is the key to prevent spark from causing fire and ensure the safe operation of drying machine. UTILITY MODEL CONTENTS

[0005] One of the purposes of the utility model is to provide a kind of for the fire detection probe protective cover of drying -machine air pipe, to realize the purpose that when detecting spark by infrared or ultraviolet, the detection environment and detection accuracy of probe can be better.

[0006] The second purpose of the present application is to provide a kind of for the fire detection device of drying -machine air pipe, to solve the technical problem that spark in drying -machine air pipe is difficult to monitor in real time and control in time, to prevent spark from causing fire and ensure the safe operation of drying machine.

[0007] In order to realize the above-mentioned one of the purposes, the following technical means are adopted in the present application:

[0008] A kind of for the fire detection probe protective cover of drying -machine air pipe, including shell, the side of the shell is open as signal receiving side, the side of the shell away from signal receiving side is used as installation side for installing probe, the shell is configured with cavity from the through hole of signal receiving side, signal receiving side covers installation is covered with heat-insulating light-transmitting glass, the side wall of the shell is configured with ventilation groove communicated with the cavity, the outer wall of the shell is installed with light blocking box, the cavity is communicated with the inner cavity of light blocking box by ventilation groove, the side wall of the light blocking box is configured with ventilation opening communicated with inner cavity.

[0009] As preferred, the cavity is circular truncated cone type or longitudinal section is isosceles trapezoid, the large cross-sectional area end of the cavity is through from the signal receiving side, and the small cross-sectional area end of the cavity is used to extend into the detection end of probe.

[0010] Further, the bottom surface of the shell is communicated with mounting pipe, and the heat-insulating light-transmitting glass is horizontally inlaid and installed in the mounting pipe.

[0011] Further, the heat-insulating and light-transmitting glass is one of quartz glass, microcrystalline glass and high borosilicate glass.

[0012] Further, the ventilation slots are arranged on opposite sides of the shell, and the ventilation openings are arranged on the bottom surface of the light-blocking box.

[0013] Further, a positioning ring plate is arranged on the bottom outer wall of the mounting pipe, and a vertical through positioning through hole is arranged on the positioning ring plate.

[0014] The application relates to a Mars detection probe protection cover.

[0015] The probe for detecting Mars is arranged on the shell, and the measuring end of the probe extends into the cavity, so that target signals can enter the cavity through the heat-insulating and light-transmitting glass and be collected by the probe during the working process of the probe. The heat-insulating and light-transmitting glass can also prevent high temperature in the air inlet pipe of the dryer from being rapidly transmitted to the cavity, so as to affect the working environment of the probe. For heat dissipation of the probe, the cavity can be connected with the outside through the ventilation slots arranged on the side wall of the shell, so that the probe is cooled through air flow. The ventilation openings of the light-blocking box are arranged on the side wall, and specifically, the ventilation openings are arranged vertically to the through direction of the ventilation slots. In this way, external light can be prevented from entering the cavity through the ventilation slots and interfering with the detection of the probe.

[0016] In addition, in order to achieve the second purpose, the application adopts the following technical means:

[0017] A Mars detection device for an air inlet pipe of a dryer comprises the detection probe protection cover, an infrared probe or an ultraviolet probe is arranged on the mounting side of the shell, the measuring end of the probe extends into the cavity and faces the heat-insulating and light-transmitting glass, and the signal output end of the probe is in communication with an alarm system.

[0018] Further, the detection probe protection cover provided with the probe is arranged on both sides of the air inlet pipe close to the air outlet of the heat source.

[0019] The Mars detection device has the following beneficial effects during use.

[0020] The protective cover provided with the infrared probe or the ultraviolet probe is installed on the side wall of the air inlet pipe, the heat-insulating light-transmitting glass on the protective cover is exposed in the ventilation cavity of the air inlet pipe, when the sparks generated by the heat source outlet produce sparks, the infrared or ultraviolet signals generated by the sparks can pass through the heat-insulating light-transmitting glass and enter the cavity, and are received by the infrared probe or the ultraviolet probe; when the probe receives the corresponding signals, the signals are output to the alarm system, the alarm system alarms, and the outside is warned that the sparks are generated. Moreover, through the arrangement of the heat-insulating light-transmitting glass, the heat in the air inlet pipe can be effectively prevented from entering the cavity in a large amount, and the working environment of the probe is affected. Furthermore, the active detection device provided by the application can not only respond to the sparks quickly, but also has good ventilation and protection for the probe, and the service life and operation stability of the entire detection device are improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a first perspective view structural schematic diagram of the star detection probe protective cover of the utility model.

[0022] Figure 2 It is a second perspective view structural schematic diagram of the star detection probe protective cover of the utility model.

[0023] Figure 3 It is a front view structural schematic diagram. Figure 1

[0024] Figure 4 It is an A-A section structural schematic diagram of the utility model. Figure 3

[0025] It is an A-A section structural schematic diagram of the utility model. Figure 5

[0026] Among them, 1 is a shell, 2 is a probe, 3 is a cavity, 4 is a heat-insulating light-transmitting glass, 5 is a ventilation groove, 6 is a light-blocking box, 7 is a ventilation opening, 8 is an installation pipe, 9 is a positioning ring plate, 10 is an air inlet pipe, and 11 is a heat source outlet. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0028] ​​Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely represents the preferred application of the application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0029] It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other without conflict.

[0030] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0031] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the present application is used, or the orientation or positional relationship commonly understood by those skilled in the art, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only used for differentiation and cannot be understood as indicating or implying relative importance.

[0032] In the description of the present application, it should also be noted that unless otherwise explicitly specified and limited, the terms "provided", "mounted", "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0033] Please refer to Figures 1 to 5As shown, a kind of spark detection probe protection cover for dryer air inlet pipe includes housing 1, one side of the housing 1 is open as signal receiving side, the side of the housing 1 away from the signal receiving side is used as installation side for installing probe 2, the housing 1 is configured with cavity 3 through from the signal receiving side, the signal receiving side covers installation is covered with heat-insulating light-transmitting glass 4 the through hole of the cavity 3, the side wall of the housing 1 is configured with ventilation groove 5 in communication with the cavity 3, the outer wall of the housing 1 is installed with light blocking box 6, the cavity 3 is communicated with the inner cavity of the light blocking box 6 by the ventilation groove 5, the side wall of the light blocking box 6 is configured with ventilation opening 7 in communication with the inner cavity.

[0034] In this way, the probe 2 for detecting spark is assembled on the housing 1, and the measuring end of the probe 2 is inserted into the cavity 3, and during the operation of the probe 2, the target signal can enter the cavity 3 through the heat-insulating light-transmitting glass 4 and be collected by the probe 2. Moreover, the heat-insulating light-transmitting glass 4 can also prevent the high temperature in the dryer air inlet pipe 10 from being rapidly transmitted into the cavity 3, thereby affecting the working environment of the probe 2. For heat dissipation of the probe 2, the cavity 3 inside can be communicated with the outside by the ventilation groove 5 configured on the side wall of the housing 1, and the probe 2 can be cooled by air flow. By setting the light blocking box 6 and the ventilation opening 7 of the light blocking box 6, the ventilation groove 5 can ensure normal air flow, and the ventilation opening 7 of the light blocking box 6 is arranged on the side wall, specifically, perpendicular to the through direction of the ventilation groove 5. In this way, the external light can be prevented from entering the cavity 3 through the ventilation groove 5 to interfere with the detection of the probe 2.

[0035] Further, the cavity 3 is a circular truncated cone or a vertical section of an isosceles trapezoid, the large cross-sectional area end of the cavity 3 is through from the signal receiving side, and the small cross-sectional area end of the cavity 3 is used for inserting the detection end of the probe 2.

[0036] In this way, by the cavity 3 of the circular truncated cone or the vertical section of the isosceles trapezoid, the probe 2 can have a better detection range, and for the conical detection range of the probe 2 itself, the probe 2 can have a better signal collection area.

[0037] Further, the bottom surface of the housing 1 is communicated with a mounting pipe 8, and the heat-insulating light-transmitting glass 4 is horizontally embedded and mounted in the mounting pipe 8.

[0038] Furthermore, the heat-insulating light-transmitting glass 4 is one of quartz glass, microcrystalline glass and high borosilicate glass.

[0039] Meanwhile, the ventilation grooves 5 are arranged on opposite sides of the housing 1, and the ventilation openings 7 are arranged on the bottom surface of the light blocking box 6.

[0040] Further, the bottom outer wall of the installation pipe 8 is provided with a positioning ring plate 9, and the positioning ring plate 9 is provided with a vertical through positioning through hole.

[0041] In addition, the application further provides a spark detection device for an air inlet pipe 10 of a dryer, which comprises the protective cover of the detection probe 2 described above, and the housing 1 is provided with an infrared probe 2 or an ultraviolet probe 2 on the installation side, the measurement end of the probe 2 extends into the cavity 3 and faces the heat-insulating and light-transmitting glass 4, and the signal output end of the probe 2 is in communication connection with an alarm system.

[0042] In this way, the protective cover provided with the infrared probe or the ultraviolet probe 2 is installed on the side wall of the air inlet pipe 10, the heat-insulating and light-transmitting glass 4 on the protective cover is exposed in the ventilation cavity of the air inlet pipe 10, when sparks are generated from the heat source outlet 11, the infrared or ultraviolet signals generated by the sparks can pass through the heat-insulating and light-transmitting glass 4, enter the cavity 3 and be received by the infrared probe 2 or the ultraviolet probe 2, when the probe 2 receives the corresponding signals, the signals are output to the alarm system, the alarm system is used for alarming and warning the outside that the sparks are generated. Moreover, through the arrangement of the heat-insulating and light-transmitting glass 4, the heat in the air inlet pipe 10 can be effectively prevented from entering the cavity 3 and affecting the working environment of the probe 2. Furthermore, the active detection device provided by the application can not only respond to the sparks quickly, but also has good ventilation and protection for the probe 2, and the service life and operation stability of the entire detection device are improved.

[0043] In order to reduce the detection blind area of the probe 2 when detecting the sparks, the detection probe 2 protective cover provided with the probe 2 is arranged on both sides of the air inlet pipe 10 close to the heat source outlet 11.

[0044] Although the application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or equivalently replace some of the technical features, and any modification, equivalent replacement or improvement made within the spirit and principle of the application shall be included in the protection scope of the application.

Claims

1. A spark detection probe guard for a dryer air intake duct, characterized by, The application relates to a protective cover for a detection probe, which comprises a shell (1), one side of the shell (1) being open as a signal receiving side, the side of the shell (1) far from the signal receiving side being used as a mounting side for mounting a probe (2), a cavity (3) penetrating through the signal receiving side being arranged in the shell (1), heat-insulating and light-transmitting glass (4) covering the penetrating opening of the cavity (3) being arranged on the signal receiving side, a ventilation groove (5) communicating with the cavity (3) being arranged on the side wall of the shell (1), a light-blocking box (6) being arranged on the outer wall of the shell (1), the cavity (3) communicating with the inner cavity of the light-blocking box (6) through the ventilation groove (5), and a ventilation opening (7) communicating with the inner cavity being arranged on the side wall of the light-blocking box (6).

2. The protection cover for the spark detection probe (2) of the dryer air intake duct according to Claim 1, characterized in that, The cavity (3) is in the shape of a circular truncated cone or has an isosceles trapezoidal longitudinal section, the large cross-sectional area end of the cavity (3) penetrating through the signal receiving side, and the small cross-sectional area end of the cavity (3) being used for extending into the detection end of the probe (2).

3. The protection cover for the spark detection probe (2) of the dryer air intake duct according to Claim 1, characterized in that, The bottom surface of the shell (1) is communicated with a mounting pipe (8), and the heat-insulating and light-transmitting glass (4) is horizontally embedded and arranged in the mounting pipe (8).

4. The protection cover for the spark detection probe (2) of the dryer air intake duct according to claim 1 or 3, characterized in that, The heat-insulating and light-transmitting glass (4) is one of quartz glass, microcrystalline glass and high borosilicate glass.

5. The lint detecting probe (2) guard for a dryer intake duct according to claim 1, characterized in that, The ventilation grooves (5) are arranged on opposite sides of the shell (1), and the ventilation openings (7) are arranged on the bottom surface of the light-blocking box (6).

6. The lint detecting probe (2) guard for a dryer intake duct according to claim 3, characterized in that, The bottom outer wall of the mounting pipe (8) is provided with a positioning ring plate (9), and the positioning ring plate (9) is vertically penetrated with a positioning through hole.

7. A spark detection device for an air intake duct of a dryer, characterized in that, The protective cover for the detection probe (2) is arranged on the mounting side of the shell (1) and is provided with an infrared probe (2) or an ultraviolet probe (2), the measurement end of the probe (2) extends into the cavity (3) and faces the heat-insulating and light-transmitting glass (4), and the signal output end of the probe (2) is in communication with an alarm system.

8. The spark detection device for the intake duct of a dryer according to claim 7, characterized in that, The protective cover for the detection probe (2) provided with the probe (2) is arranged on both sides of an air inlet pipe (10) close to an air outlet (11) of a heat source.

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