CN219993748U - Smoke concentration detection device - Google Patents

Abstract

The utility model relates to the technical field of smoke concentration detection and discloses a smoke concentration detection device which solves the problems in the prior art and comprises a tunnel wall body, wherein a chute is formed in the bottom of the tunnel wall body, a supporting plate is arranged in an inner cavity of the chute in a sliding mode, a thread groove is formed in the top of the supporting plate, a servo motor is arranged in the inner cavity of the tunnel wall body, a first rotating shaft capable of rotating is connected to an output end of the bottom of the servo motor, a rotating block is fixedly connected to the bottom of the first rotating shaft, the rotating block is rotationally inserted into the thread groove, threads on the circumferential surface of the rotating block are identical with threads on the inner wall of the thread groove, a connecting rod capable of rotating is arranged at the bottom of the supporting plate, and a second gear is fixedly connected to the top of the connecting rod.

Description

Smoke concentration detection device

Technical Field

The utility model belongs to the technical field of smoke concentration detection, and particularly relates to a smoke concentration detection device.

Background

A tunnel is a special tubular structure. In the safety detection of tunnels, the smoke concentration in the tunnel is a non-negligible important indicator. And if the smoke, the powder, the haze, the dust and the automobile exhaust in the tunnel cannot be timely and effectively discharged, the visibility in the tunnel can be directly reduced through long-term accumulation, the sight of a driver is disturbed, and the danger is brought to driving. In addition, carbon monoxide in automobile exhaust can also create a potential safety risk after a certain concentration is reached.

For detecting the inside smog concentration of tunnel and used detection device, current detection device generally all is fixed the setting to can only detect one direction of tunnel, thereby reduce detection device's practicality, and detection device can't accomodate, and then lead to detection device to be located the outside always, can't accomodate when taking place the traffic accident in the tunnel, thereby can reduce detection device's life, for this reason, we have proposed a smog concentration detection device.

Disclosure of Invention

In order to solve the problems that a detection device is used for detecting the smoke concentration in a tunnel, the existing detection device is generally fixedly arranged, so that only one direction of the tunnel can be detected, the practicability of the detection device is reduced, the detection device cannot be stored, the detection device is always located outside, and the detection device cannot be stored when a car accident occurs in the tunnel, so that the service life of the detection device is reduced, the utility model provides the following technical scheme: the utility model provides a smog concentration detection device, includes tunnel wall body, the spout has been seted up to tunnel wall body's bottom, the inner chamber of spout slides and is equipped with the backup pad, the screw thread groove has been seted up at the top of backup pad, tunnel wall body's inner chamber is equipped with servo motor, servo motor bottom's output is connected with the first pivot that can rotate, the bottom rigid coupling of first pivot has the rotating block, the rotating block rotates and pegs graft in the screw thread inslot, the screw thread on rotating block circumference surface coincides with the screw thread of screw thread inslot wall, the bottom of backup pad is equipped with the connecting rod that can rotate, the top rigid coupling of connecting rod has the second gear, the inner chamber of backup pad is equipped with can drive connecting rod pivoted actuating mechanism, connecting rod circumference surface's bottom rigid coupling has detection mechanism.

Preferably, the driving mechanism comprises a driving motor, a second rotating shaft and a first gear, the second rotating shaft is fixedly connected to the output end of the bottom of the driving motor through a coupler, the first gear is fixedly connected to the bottom of the second rotating shaft, the first gear is meshed with the insection of the second gear, and the first gear can drive the second gear to rotate.

Preferably, the side of backup pad rigid coupling has the slide bar, the other end rigid coupling of slide bar has the slider, the slide has been seted up to tunnel wall's inner chamber, the slider slides and pegs graft in the slide.

Preferably, the number of the sliding blocks is two, the two sliding blocks are respectively positioned at two sides of the supporting plate, and the two supporting plates are symmetrically arranged.

Preferably, the circumferential surface of the connecting rod is sleeved with a bearing, and the connecting rod is rotationally connected with the supporting plate through the bearing.

Preferably, the bottom of the tunnel wall body is provided with two placing grooves on the side face of the chute, and the two placing grooves are respectively positioned on two sides of the chute.

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

through electric connection start driving motor, driving motor then can drive the second pivot and rotate, the second pivot then can drive first gear and rotate, first gear then can drive the second gear and rotate, the second gear then can drive the connecting rod and rotate, the connecting rod then can drive detection mechanism and rotate, because the setting of bearing, the connecting rod is more stable in the pivoted, can realize the effect of adjusting detection mechanism angle, when needs accomodate detection mechanism, start servo motor through electric connection, servo motor then can drive first pivot and rotate, first pivot then can drive the rotating block and rotate, the rotating block then can drive the backup pad through the screw thread and upwards slide in the spout, the backup pad then can drive the slider upwards to slide in the slide through the slide bar when gliding, thereby can make the backup pad more stable in the gliding, the backup pad then can drive detection mechanism upwards to slide through the connecting rod when gliding, thereby make detection mechanism slide to the standing groove in, the completion is accomodate detection mechanism, the realization can rotate detection device, and can accomodate detection device, thereby the practicality has been improved, and protection effect to detection device has been played.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic view of a cut-away view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

in the figure: 1. a tunnel wall; 2. a servo motor; 3. a first rotating shaft; 4. a rotating block; 5. a chute; 6. a support plate; 7. a thread groove; 8. a slide bar; 9. a slide block; 10. a slideway; 11. a driving motor; 12. a second rotating shaft; 13. a first gear; 14. a second gear; 15. a connecting rod; 16. a detection mechanism; 17. a bearing; 18. and (5) placing a groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is given by fig. 1-3, the tunnel wall body 1 is included, the spout 5 has been seted up to the bottom of tunnel wall body 1, the inner chamber of spout 5 slides and is equipped with backup pad 6, screw groove 7 has been seted up at the top of backup pad 6, the inner chamber of tunnel wall body 1 is equipped with servo motor 2, the output of servo motor 2 bottom is connected with rotatable first pivot 3, the bottom rigid coupling of first pivot 3 has dwang 4, dwang 4 rotates and pegs graft in screw groove 7, the screw thread of dwang 4 circumference surface coincides with the screw thread of screw groove 7 inner wall, the bottom of backup pad 6 is equipped with rotatable connecting rod 15, the top rigid coupling of connecting rod 15 has second gear 14, the inner chamber of backup pad 6 is equipped with the actuating mechanism that can drive connecting rod 15 rotation, the bottom rigid coupling of connecting rod 15 circumference surface has detection mechanism 16.

Meanwhile, the driving mechanism comprises a driving motor 11, a second rotating shaft 12 and a first gear 13, the second rotating shaft 12 is fixedly connected to the output end of the bottom of the driving motor 11 through a coupler, the first gear 13 is fixedly connected to the bottom of the second rotating shaft 12, the first gear 13 is meshed with the insection of the second gear 14, the first gear 13 can drive the second gear 14 to rotate, and the driving mechanism is arranged to achieve the effect of adjusting the angle of the detecting mechanism 16.

In addition, the side rigid coupling of backup pad 6 has slide bar 8, and slide bar 8's the other end rigid coupling has slider 9, and slide 10 has been seted up to the inner chamber of tunnel wall body 1, and slider 9 slip grafting is in slide 10, and slider 9's setting can make backup pad 6 more stable when sliding, prevents that backup pad 6 from appearing inclining.

And, the quantity of slider 9 is two, and two sliders 9 are located the both sides of backup pad 6 respectively, and two backup pads 6 are the symmetry setting, and the setting of two sliders 9 can realize preventing that backup pad 6 from appearing rotating when sliding.

And, the bearing 17 has been cup jointed on the circumference surface of connecting rod 15, and connecting rod 15 passes through bearing 17 and backup pad 6 rotation to be connected, and the setting of bearing 17 can make connecting rod 15 more stable in the time of the rotation to the stability of whole device has been improved.

In addition, the side that tunnel wall 1 bottom was located spout 5 has seted up standing groove 18, and the quantity of standing groove 18 is two, and two standing grooves 18 are located the both sides of spout 5 respectively, and the setting of two standing grooves 18 can realize accomodating detection mechanism 16 to play the protection effect to detection mechanism 16.

Working principle: when the angle of the detection mechanism 16 is required to rotate in work, the driving motor 11 is started through electric connection, the driving motor 11 can drive the second rotating shaft 12 to rotate, the second rotating shaft 12 can drive the first gear 13 to rotate, the first gear 13 can drive the second gear 14 to rotate, the second gear 14 can drive the connecting rod 15 to rotate, the connecting rod 15 can drive the detection mechanism 16 to rotate, the effect of adjusting the angle of the detection mechanism 16 can be achieved through the fact that the connecting rod 15 is more stable in rotation due to the arrangement of the bearing 17, when the detection mechanism 16 is required to be stored, the servo motor 2 is started through electric connection, the servo motor 2 can drive the first rotating shaft 3 to rotate, the first rotating shaft 3 can drive the rotating block 4 to rotate, the rotating block 4 can drive the supporting plate 6 to slide upwards in the sliding groove 5 through threads, the supporting plate 6 can drive the sliding block 9 to slide upwards in the sliding way 10 through the sliding rod 8 when sliding, accordingly the supporting plate 6 can be enabled to slide upwards through the connecting rod 15 when the supporting plate 6 slides, the detection mechanism 16 can be driven to slide upwards, and accordingly the detection mechanism 16 can slide upwards to the placing groove 18 when the detection mechanism 16 is required to be stored.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a smog concentration detection device, includes tunnel wall body (1), its characterized in that: spout (5) have been seted up to the bottom of tunnel wall body (1), the inner chamber slip of spout (5) is equipped with backup pad (6), thread groove (7) have been seted up at the top of backup pad (6), the inner chamber of tunnel wall body (1) is equipped with servo motor (2), the output of servo motor (2) bottom is connected with first pivot (3) that can rotate, the bottom rigid coupling of first pivot (3) has rotating block (4), rotating block (4) rotate and peg graft in thread groove (7), the screw thread of rotating block (4) circumference surface coincide with the screw thread of thread groove (7) inner wall, the bottom of backup pad (6) is equipped with connecting rod (15) that can rotate, the top rigid coupling of connecting rod (15) has second gear (14), the inner chamber of backup pad (6) is equipped with can drive connecting rod (15) pivoted actuating mechanism, the bottom rigid coupling of connecting rod (15) circumference surface has detection mechanism (16).

2. A smoke concentration detection apparatus according to claim 1 wherein: the driving mechanism comprises a driving motor (11), a second rotating shaft (12) and a first gear (13), wherein the second rotating shaft (12) is fixedly connected to the output end of the bottom of the driving motor (11) through a coupler, the first gear (13) is fixedly connected to the bottom of the second rotating shaft (12), the first gear (13) is meshed with the insection of the second gear (14), and the first gear (13) can drive the second gear (14) to rotate.

3. A smoke concentration detection apparatus according to claim 2 wherein: the side of backup pad (6) rigid coupling has slide bar (8), the other end rigid coupling of slide bar (8) has slider (9), slide (10) have been seted up to the inner chamber of tunnel wall body (1), slider (9) slip grafting is in slide (10).

4. A smoke concentration detection apparatus according to claim 3 wherein: the number of the sliding blocks (9) is two, the two sliding blocks (9) are respectively positioned at two sides of the supporting plate (6), and the two supporting plates (6) are symmetrically arranged.

5. A smoke concentration detection apparatus according to claim 4 wherein: the circumferential surface of the connecting rod (15) is sleeved with a bearing (17), and the connecting rod (15) is rotationally connected with the supporting plate (6) through the bearing (17).

6. A smoke concentration detection apparatus according to claim 5, wherein: the bottom of the tunnel wall body (1) is provided with two placing grooves (18) on the side face of the sliding groove (5), and the two placing grooves (18) are respectively arranged on two sides of the sliding groove (5).