CN218494691U - Fixed poisonous and harmful gas monitoring devices - Google Patents
Fixed poisonous and harmful gas monitoring devices Download PDFInfo
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- CN218494691U CN218494691U CN202222078056.1U CN202222078056U CN218494691U CN 218494691 U CN218494691 U CN 218494691U CN 202222078056 U CN202222078056 U CN 202222078056U CN 218494691 U CN218494691 U CN 218494691U
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Abstract
The utility model relates to a technical field that poisonous and harmful gas detected just discloses a fixed poisonous and harmful gas monitoring devices, including the tunnel, the inside top in tunnel is provided with the arc frame, and the wall equidistance of arc frame is seted up threaded hole and screw hole female connection and is had first screw, and the output of first screw runs through arc frame and the inside wall connection in tunnel, and the inside top fixed mounting of arc frame has first connecting block, and first connecting block bottom swing joint has the second connecting block, and the bottom fixed mounting of second connecting block has fixed frame. The utility model discloses in, when the construction workman collided gaseous monitoring devices, the third connecting block area gaseous monitoring devices slided at the wall of connecting rod through the circular port on third connecting block top, including the spring between connecting rod and the third connecting block, after sliding, made the effect of third connecting block playback at central point through the spring.
Description
Technical Field
The utility model relates to a technical field that poisonous and harmful gas detected especially relates to a fixed poisonous and harmful gas monitoring devices.
Background
Toxic and harmful gases have great threats to tunnel engineering (such as burning explosion caused by CH4 and H2, personnel poisoning caused by H2S and SO2 and personnel suffocation caused by CO 2), and the railway industry even stipulates that the railway tunnel must be evaluated by the toxic and harmful gases in an exploration design stage, wherein detection of the toxic and harmful gases in exploration drilling holes is one of important means for evaluating the toxic and harmful gases in the tunnel. Present monitoring devices exist in the tunnel easy by construction worker collision and drop, in addition some miniature blasting often appear in the tunnel, what make the device can not be stable fixes in the tunnel.
Therefore, a fixed toxic and harmful gas monitoring device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a fixed poisonous and harmful gas monitoring devices.
In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a fixed poisonous and harmful gas monitoring devices, including the tunnel, the inside top in tunnel is provided with the arc frame, the wall equidistance of arc frame set up screw hole and screw hole female connection have first screw, the output of first screw runs through the arc frame and is connected with the inside wall in tunnel, the inside top fixed mounting of arc frame has first connecting block, first connecting block bottom swing joint has the second connecting block, the bottom fixed mounting of second connecting block has fixed frame, the inside top fixedly connected with fore-and-aft connecting rod of fixed frame, the central point of connecting rod wall puts decurrent third connecting block of movable mounting, wall parcel between connecting rod and the third connecting block has the spring, the bottom fixed mounting of third connecting block has gas monitoring devices.
Preferably, the bottom end of the first connecting block is of a concave structure with a downward opening, and the upper end of the second connecting block is movably connected inside the groove of the first connecting block.
Preferably, the outer surface of the first connecting block is in threaded connection with a second screw, and the output end of the second screw extends into the groove of the first connecting block and is fixed with the corresponding outer wall surface of the second connecting block.
Preferably, the left and right side wall surfaces of the gas monitoring device are both fixedly provided with alarms, and the bottom end of the gas monitoring device is fixedly provided with a gas sensor.
Preferably, the both ends of arc frame are fixed mounting has the fixed block, and the bottom fixedly connected with dead lever of fixed block.
Advantageous effects
The utility model provides a fixed poisonous and harmful gas monitoring devices. The method has the following beneficial effects:
(1) This kind of fixed poisonous and harmful gas monitoring devices, during the use, paste the arc frame in the inside top in tunnel, being connected the screw hole threaded connection inside the arc frame and running through the arc frame with first screw and the wall in tunnel, the realization is fixed the arc frame in the tunnel top, fixed frame passes through first connecting block and the inside top of second connecting block fixed connection at the arc frame, the second screw that first connecting block and second connecting block pass through the outer wall of first connecting block runs through first connecting block and the inside second connecting block threaded connection of first connecting block, quick detachable installation, when construction workman collides gaseous monitoring devices, the third connecting block area takes gaseous monitoring devices to slide at the wall of connecting rod through the circular port on third connecting block top, including the spring between connecting rod and the third connecting block, after sliding, make the effect of third connecting block playback at central point through the spring.
(2) This fixed poisonous and harmful gas monitoring devices, poisonous and harmful gas passes through gas sensor and spreads into gas monitoring devices's inside and monitors, when gaseous too high production harm, the siren of the gas monitoring devices left and right sides can produce the police dispatch newspaper, remind construction worker in time to withdraw, when the blasting appears, the tunnel can produce and rock, can rock into slack and not fasten with the first screw of being connected with the arc frame, make and drop appear, both ends fixed mounting at the arc frame has the fixed block, the bottom fixedly connected with dead lever of fixed block, the output downwardly extending of dead lever offsets with ground, when making the tunnel rock, the dead lever supports the effect that the arc frame more fixed at the inside top in tunnel.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
FIG. 1 is a front view of the present invention;
fig. 2 is a left side schematic view of the present invention;
fig. 3 is a partially enlarged view of fig. 1 according to the present invention.
Illustration of the drawings:
1. a tunnel; 2. an arc-shaped frame; 3. a first screw; 4. a first connection block; 5. a second connecting block; 6. a second screw; 7. a fixing frame; 8. a connecting rod; 9. a spring; 10. a third connecting block; 11. a gas monitoring device; 12. an alarm; 13. a gas sensor; 14. a fixed block; 15. and (6) fixing the rod.
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.
The embodiment is as follows: the utility model provides a fixed poisonous and harmful gas monitoring devices, as shown in fig. 1-fig. 3, including tunnel 1, tunnel 1's inside top is provided with arc frame 2, arc frame 2 is half arc, the wall equidistance of arc frame 2 sets up screw hole and screw hole female connection has first screw 3, the output of first screw 3 runs through arc frame 2 and is connected with tunnel 1 inside wall, 2 inside top fixed mounting of arc frame has first connecting block 4, 4 bottom of first connecting block are opening downward concave structure, 4 bottom swing joint of first connecting block have second connecting block 5, 5 upper end swing joint of second connecting block are inside the recess of first connecting block 4, the surface threaded connection of first connecting block 4 has second screw 6, the output of second screw 6 extends to the recess of first connecting block 4 inside and second connecting block 5 corresponds the outer wall fixedly.
Fixed frame 7 is installed to the bottom fixed mounting of second connecting block 5, the vertical connecting rod 8 of inside top fixedly connected with of fixed frame 7, the central point of 8 walls of connecting rod puts movable mounting has vertical decurrent third connecting block 10, wall parcel between connecting rod 8 and the third connecting block 10 has spring 9, the bottom fixed mounting of third connecting block 10 has gaseous monitoring devices 11, the equal fixed mounting of both sides wall face has siren 12 about gaseous monitoring devices 11, the bottom fixed mounting of gaseous monitoring devices 11 has gas sensor 13, the equal fixed mounting in both ends of arc frame 2 has fixed block 14, the bottom central point of fixed block 14 puts fixedly connected with dead lever 15.
The utility model discloses a theory of operation:
during the use, paste arc frame 2 in tunnel 1's inside top, be connected first screw 3 through arc frame 2 inside screw hole threaded connection and run through arc frame 2 and tunnel 1's wall, the realization is fixed arc frame 2 in tunnel 1 top, fixed frame 7 is through the inside top of first connecting block 4 and the inside second connecting block 5 fixed connection of second connecting block 2, first connecting block 4 and second connecting block 5 run through first connecting block 4 and the inside second connecting block 5 threaded connection of first connecting block 4 through the second screw 6 of the first connecting block 4 outer wall, easy detachable installation, when construction worker collides gas monitoring device 11, third connecting block 10 takes gas monitoring device 11 to slide at the wall of connecting rod 8 through the circular port on third connecting block 10 top, including spring 9 between connecting rod 8 and the third connecting block 10, after sliding, make third connecting block 10 return to the central point through spring 9.
Poisonous and harmful gas passes through gas sensor 13 and spreads into inside of gas monitoring devices 11 and monitors, when gaseous too high production harm, siren 12 of the gas monitoring devices 11 left and right sides can produce the police dispatch newspaper, remind construction workers in time to withdraw, when the blasting appears, tunnel 1 can produce and rock, can rock into slack and untight with first screw 3 of being connected with arc frame 2, make to drop, both ends fixed mounting at arc frame 2 has fixed block 14, the bottom fixedly connected with dead lever 15 of fixed block 14, the output downwardly extending of dead lever 15 offsets with ground, when making tunnel 1 rock, dead lever 15 supports arc frame 2 and more fixes on tunnel 1's inside top.
The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a fixed poisonous and harmful gas monitoring devices, includes tunnel (1), its characterized in that: the inside top in tunnel (1) is provided with arc frame (2), the wall equidistance set up screw hole and the screw hole internal thread of arc frame (2) have first screw (3), the output of first screw (3) runs through arc frame (2) and is connected with tunnel (1) inside wall, the inside top fixed mounting of arc frame (2) has first connecting block (4), first connecting block (4) bottom swing joint has second connecting block (5), the bottom fixed mounting of second connecting block (5) has fixed frame (7), the inside top fixedly connected with fore-and-aft connecting rod (8) of fixed frame (7), the central point of connecting rod (8) wall puts decurrent third connecting block (10) of swing joint, the wall parcel between connecting rod (8) and third connecting block (10) has spring (9), the bottom fixed mounting of third connecting block (10) has gas monitoring device (11).
2. The stationary toxic and hazardous gas monitoring system according to claim 1, wherein said system further comprises: the bottom end of the first connecting block (4) is of a concave structure with a downward opening, and the upper end of the second connecting block (5) is movably connected inside the groove of the first connecting block (4).
3. The stationary toxic gas monitoring apparatus of claim 1 wherein: the outer surface threaded connection of first connecting block (4) has second screw (6), and the output of second screw (6) extends to the recess of first connecting block (4) inside and second connecting block (5) correspond outer wall fixed.
4. The stationary toxic and hazardous gas monitoring system according to claim 1, wherein said system further comprises: the gas monitoring device is characterized in that alarms (12) are fixedly mounted on the left side wall surface and the right side wall surface of the gas monitoring device (11), and a gas sensor (13) is fixedly mounted at the bottom end of the gas monitoring device (11).
5. The stationary toxic gas monitoring apparatus of claim 1 wherein: fixed blocks (14) are fixedly mounted at two ends of the arc-shaped frame (2), and fixed rods (15) are fixedly connected to the bottom ends of the fixed blocks (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222078056.1U CN218494691U (en) | 2022-08-09 | 2022-08-09 | Fixed poisonous and harmful gas monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222078056.1U CN218494691U (en) | 2022-08-09 | 2022-08-09 | Fixed poisonous and harmful gas monitoring devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218494691U true CN218494691U (en) | 2023-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222078056.1U Active CN218494691U (en) | 2022-08-09 | 2022-08-09 | Fixed poisonous and harmful gas monitoring devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218494691U (en) |
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2022
- 2022-08-09 CN CN202222078056.1U patent/CN218494691U/en active Active
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