CN218525182U

CN218525182U - Fixed gas detection alarm device for underground pipe network

Info

Publication number: CN218525182U
Application number: CN202222157675.XU
Authority: CN
Inventors: 唐宇; 汤俊; 袁震
Original assignee: Anhui Angsheng Technology Co ltd
Current assignee: Anhui Angsheng Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-02-24
Anticipated expiration: 2032-08-17

Abstract

The utility model discloses a fixed gaseous detection alarm device for underground pipe network, including the detector, the surface of detector is provided with protection machanism, protection machanism includes the shell, the surface of detector is connected with the internal surface fixed connection of shell, the outside of shell is provided with the chimney filter, the intercommunication is all run through to the both sides of chimney filter internal surface has the connecting pipe, the internal surface of connecting pipe and the internal surface of shell run through the intercommunication, the internal surface fixed connection of connecting pipe has the fan, the internal surface swing joint of chimney filter has the filter strip, the intercommunication is run through to the bottom of chimney filter has the bleeder, the top fixedly connected with electric putter of chimney filter relates to gaseous detection device technical field, has solved current gaseous detection device, in being applied to low temperature humid environment such as underground pipeline, low temperature and steam influence the device easily to gaseous detection work, cause the problem of device damage even.

Description

Fixed gas detection alarm device for underground pipe network

Technical Field

The utility model relates to a gaseous detection device technical field specifically is a fixed gaseous detection alarm device for underground pipe network.

Background

Through the retrieval, in utility model with publication number CN206411058U, disclose an explosion-proof fixed gas detection alarm, through the design of shell, explosion-proof chamber and installation storehouse to filled hard polyurethane foam layer in explosion-proof chamber, realized explosion-proof effect, the inside component of multilayer protection. Through the catalytic combustion sensor and/or the electrochemical sensor of sensor mounting bracket installation, can detect most combustible gas and toxic gas, can select the sensor according to customer's specific demand.

Although the device has the characteristics, the protection cover and other structures are arranged at the same time to protect the display and other structures, in the actual use process, the device is applied to low-temperature humid environments such as underground pipelines, the detection work of the device can be affected by low temperature and water vapor, and even the device is damaged, so that the problem needs to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a fixed gaseous detection alarm device for underground pipe network has solved current gaseous detection device, is applied to low temperature humid environment such as underground piping, and low temperature and steam influence the device easily to gaseous detection achievement, cause the problem of device damage even.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a fixed gaseous detection alarm device for secret pipe network, includes the detector, the surface of detector is provided with protection machanism, protection machanism includes the shell, the surface of detector is connected with the internal surface fixed connection of shell, the outside of shell is provided with the chimney filter, the intercommunication is all run through to the both sides of chimney filter internal surface has the connecting pipe, the internal surface of connecting pipe runs through the intercommunication with the internal surface of shell, the internal surface fixed connection of connecting pipe has the fan, the internal surface swing joint of chimney filter has the filter bar, the intercommunication is run through to the bottom of chimney filter has the bleeder, the top fixedly connected with electric putter of chimney filter, sliding connection is run through with the inside of chimney filter to electric putter's output, electric putter's output fixedly connected with piston plate, the surface of piston plate and the internal surface sliding connection of chimney filter, the surface of piston plate and the external surface swing joint of filter bar, the internal surface of shell runs through the intercommunication and has the blast pipe.

Preferably, the inner surface of the leakage pipe is fixedly connected with a sealing seat, a through leakage groove is formed in the sealing seat, the inner surface of the leakage groove is movably connected with a clamping seat, and the outer surface of the clamping seat is in sliding connection with the inner surface of the leakage pipe.

Preferably, the inner wall of the clamping seat is connected with a sliding rod in a sliding mode, the bottom end of the sliding rod is fixedly connected with a filter plate, and the outer surface of the filter plate is fixedly connected with the inner surface of the drainage pipe.

Preferably, the outer surface of the sliding rod is provided with a sliding groove, the inner surface of the sliding groove is connected with a sliding strip in a sliding mode, and the outer surface of the sliding strip is fixedly connected with the inner wall of the clamping seat.

Preferably, the outer surface of the sliding rod is sleeved with a spring, and the outer surface of the spring is movably connected with the outer surfaces of the clamping seat and the filter plate respectively.

Advantageous effects

The utility model provides a fixed gaseous detection alarm device for underground pipe network. Compared with the prior art, the method has the following beneficial effects:

(1) Through setting up protection machanism, the shell can provide an independent detection space for the detector, and outside gas gets into inside the shell through connecting pipe and chimney filter simultaneously, and the filter strip can filter steam and impurity in the gas, makes clean gas detect more easily through filtering, and has avoided the damage of detector, and the fan can compensate the weakening of filter strip to the gas flow rate simultaneously to and the heating of gaseous constant temperature.

(2) Through setting up the bleeder isotructure, after the inside water content of strain strip is more, the piston board makes its dehydration to strain the strip extrusion, and the water of deviating from is arranged to the outside through the bleeder, and the cassette passes through the combination of small groove and seal seat, guarantees the leakproofness of bleeder, and the water of having convenient for deviate from discharges.

Drawings

Fig. 1 is a sectional view of the internal structure of the present invention;

FIG. 2 is a sectional view of the inner structure of the filter tube of the present invention;

fig. 3 is a sectional view of the internal structure of the tube of the present invention.

In the figure: 1. a detector; 2. a housing; 3. a filter tube; 4. connecting pipes; 5. a fan; 6. filtering the strips; 7. discharging the pipe; 71. sealing a seat; 72. a leak groove; 73. a card holder; 74. a slide bar; 75. filtering the plate; 76. a chute; 77. a slide bar; 78. a spring; 8. an electric push rod; 9. a piston plate; 10. and (4) exhausting the gas.

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. 1-3, the present invention provides a technical solution: a fixed gas detection alarm device for an underground pipe network comprises a detector 1, a protection mechanism is arranged on the outer surface of the detector 1 and comprises a shell 2, the shell 2 is made of compression-resistant, corrosion-resistant and heat-insulating materials, the outer surface of the detector 1 is fixedly connected with the inner surface of the shell 2, a filter pipe 3 is arranged on the outer side of the shell 2, connecting pipes 4 are respectively communicated with the two sides of the inner surface of the filter pipe 3 in a penetrating manner, the inner surface of the connecting pipe 4 is communicated with the inner surface of the shell 2 in a penetrating manner, a fan 5 is fixedly connected with the inner surface of the connecting pipe 4, the fan 5 is electrically connected with an external control circuit through the detector 1 and has a constant-temperature heating function, a filter strip 6 is movably connected with the inner surface of the filter pipe 3, the filter strip 6 is made of sponge or filter cotton and other materials with a memory function and a filtering function, a drain pipe 7 is communicated with the bottom of the filter pipe 3 in a penetrating manner, the top of the filter tube 3 is fixedly connected with an electric push rod 8, the electric push rod 8 is electrically connected with an external control circuit through the detector 1, the output end of the electric push rod 8 is connected with the inside of the filter tube 3 in a penetrating and sliding manner, the output end of the electric push rod 8 is fixedly connected with a piston plate 9, the piston plate 9 is made of materials with good sealing performance, high hardness, compression resistance and abrasion resistance, the outer surface of the piston plate 9 is connected with the inner surface of the filter tube 3 in a sliding manner, the outer surface of the piston plate 9 is movably connected with the outer surface of the filter strip 6, the inner surface of the shell 2 is communicated with an exhaust pipe 10 in a penetrating manner, filter cotton (not shown in the figure) is arranged inside the exhaust pipe 10, through arranging a protection mechanism, the shell 2 can provide an independent detection space for the detector 1, meanwhile, external gas enters the shell 2 through the connecting pipe 4 and the filter tube 3, and the filter strip 6 can filter vapor and impurities in the gas, make clean gas more easily detected through filtering, and avoided the damage of detector 1, fan 5 can compensate the weakening of filter strip 6 to the gas flow rate simultaneously to and the gas constant temperature heating.

The internal surface fixed connection of let off pipe 7 seals seat 71, the small opening 72 that link up is seted up to the inside of sealing seat 71, the internal surface swing joint of small opening 72 has cassette 73, cassette 73 is the round platform shape, be connected with small opening 72 behind the atress more closely, thereby the leakproofness of connection is strengthened, the surface of cassette 73 and the internal surface sliding connection of let off pipe 7, cassette 73 passes through small opening 72 and seals the combination of seat 71, guarantee the leakproofness of let off pipe 7, and the water of being convenient for deviate from discharges.

The inner wall of the clamping seat 73 is connected with a sliding rod 74 in a sliding mode, the bottom end of the sliding rod 74 is fixedly connected with a filter plate 75, the outer surface of the filter plate 75 is fixedly connected with the inner surface of the leakage pipe 7, one end of the leakage pipe 7 can be protected by the filter plate 75, impurities are prevented from entering the leakage pipe, and meanwhile the sliding rod 74 is matched to support and guide the clamping seat 73.

The outer surface of the sliding rod 74 is provided with a sliding groove 76, the inner surface of the sliding groove 76 is connected with a sliding strip 77 in a sliding manner, the outer surface of the sliding strip 77 is fixedly connected with the inner wall of the clamping seat 73, and the combination of the sliding groove 76 and the sliding strip 77 can guide the clamping seat 73 and further enhance the stability of the connection between the clamping seat 73 and the sliding rod 74.

The outer surface of the slide rod 74 is sleeved with a spring 78, the spring 78 is made of corrosion-resistant and fatigue-resistant materials, the outer surface of the spring 78 is movably connected with the outer surfaces of the clamping seat 73 and the filter plate 75 respectively, and the spring 78 can support the clamping seat 73 and facilitate the reset of the clamping seat 73 after being pressed.

And those not described in detail in this specification are well within the skill of those in the art.

During operation, firstly, the detector 1 is installed inside the shell 2, the shell 2 is installed in a detection area, during detection, the fan 5 works to extract outside air into the shell 2 through the connecting pipes 4 and the filter pipes 3 on two sides, after the air enters the filter pipes 3, the filter strips 6 filter impurities and water vapor carried by the air, when the filtered air enters the shell 2 through the connecting pipes 4, the filtered air is contacted with the fan 5 to be heated, the air entering the shell 2 is pure non-low-temperature air through the operation, the temperature is raised to increase the activity of the air, so that the detector 1 can conveniently detect the air, meanwhile, the air can be discharged to the outside through the exhaust pipe 10, after the water content in the filter strips 6 is increased, the 8 output of electric putter stretches out, drive piston plate 9 in the inside activity of chimney filter 3, thereby contact and extrude the chimney filter 6 with chimney filter 6, make the chimney filter 6 dewater, the water that deviates from gets into inside the bleeder 7, and contact with cassette 73 through the small opening 72, promote cassette 73 through water pressure and descend along slide bar 74, and compress spring 78, make the water that deviates from arrange to the outside through small opening 72 and bleeder 7, after the water of deviating from discharges, spring 78 promotes cassette 73 through elasticity and resets, and make cassette 73 pass through small opening 72 and seal seat 71 zonulae occludens, strengthen the leakproofness of bleeder 7 and chimney filter 3 inside, so that gaseous flow.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 fixed gaseous detection alarm device for underground pipe network, includes detector (1), its characterized in that: the surface of detector (1) is provided with protection machanism, protection machanism includes shell (2), the surface of detector (1) is connected with the internal surface fixed connection of shell (2), the outside of shell (2) is provided with chimney filter (3), the intercommunication all runs through in the both sides of chimney filter (3) internal surface has connecting pipe (4), the internal surface of connecting pipe (4) runs through the intercommunication with the internal surface of shell (2), the internal surface fixed connection of connecting pipe (4) has fan (5), the internal surface swing joint of chimney filter (3) has filter bar (6), the intercommunication is run through to the bottom of chimney filter (3) has blow-off pipe (7), the top fixedly connected with electric putter (8) of chimney filter (3), sliding connection runs through with the inside of chimney filter (3) the output of electric putter (8), the output fixedly connected with piston plate (9) of electric putter (8), the surface and the internal surface sliding connection of chimney filter (3) of piston plate (9), the surface and the surface sliding connection of exhaust pipe (6) of piston plate (9), the surface of piston plate (9) and the surface swing joint of filter bar (6), the internal surface of shell (2) runs through there is intercommunication (10).

2. A stationary gas detection alarm unit for underground piping networks according to claim 1, wherein: the inner surface of the leakage pipe (7) is fixedly connected with a sealing seat (71), a through leakage groove (72) is formed in the sealing seat (71), the inner surface of the leakage groove (72) is movably connected with a clamping seat (73), and the outer surface of the clamping seat (73) is in sliding connection with the inner surface of the leakage pipe (7).

3. A stationary gas detection alarm unit for underground piping according to claim 2, wherein: the inner wall of the clamping seat (73) is connected with a sliding rod (74) in a sliding mode, the bottom end of the sliding rod (74) is fixedly connected with a filter plate (75), and the outer surface of the filter plate (75) is fixedly connected with the inner surface of the drain pipe (7).

4. A stationary gas detection alarm unit for underground piping according to claim 3 wherein: the outer surface of the sliding rod (74) is provided with a sliding groove (76), the inner surface of the sliding groove (76) is connected with a sliding strip (77) in a sliding mode, and the outer surface of the sliding strip (77) is fixedly connected with the inner wall of the clamping seat (73).

5. A stationary gas detection alarm unit for underground piping network according to claim 3, characterized in that: the outer surface of the slide rod (74) is sleeved with a spring (78), and the outer surface of the spring (78) is movably connected with the outer surfaces of the clamping seat (73) and the filter plate (75) respectively.