CN113720974A - Environmental pollution monitoring instrument - Google Patents
Environmental pollution monitoring instrument Download PDFInfo
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- CN113720974A CN113720974A CN202111291362.7A CN202111291362A CN113720974A CN 113720974 A CN113720974 A CN 113720974A CN 202111291362 A CN202111291362 A CN 202111291362A CN 113720974 A CN113720974 A CN 113720974A
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- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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Abstract
The invention belongs to the field of environmental management, and particularly relates to an environmental pollution monitoring instrument which comprises a detection box, wherein the lower surface of the detection box is fixedly connected with a positioning spiral rod, when the device is used for detecting the outdoor air quality, the bottom end of the positioning spiral rod is fixed on the ground, and one side of the inner cavity of the positioning spiral rod is rotatably connected with a spiral rod. When using the device to carry out outdoor air quality detection, the user rotates the spiral pole, the screw pole of positioning rises at the spiral, the user is according to the wind direction this moment, it is parallel with the wind direction with the opening of detection case both sides, wind is at the in-process that flows, can be automatic through the inside of detection case, air detector detects the air of flowing through, show the testing result through the display instrument, the user can be according to the wind speed direction, through rotating the opening of spiral pole adjustment detection case both sides, and then guarantee constantly that the opening of detection case both sides is parallel with the wind direction, make the testing result more accurate.
Description
Technical Field
The invention belongs to the field of environmental management, and particularly relates to an environmental pollution monitoring instrument.
Background
The environmental pollution monitoring instrument is a general term for monitoring various parameters of indoor and outdoor environments, and determines the environmental quality or the pollution degree and the change trend thereof through measuring the representative value of factors influencing the environmental quality.
Present air monitor is when monitoring outdoor air quality, need external air constantly to pass through the monitor, detect the air that passes through, and then obtain the content of pollutant in the air, but under normal conditions, air monitor's vent should be the same with the wind direction, and then make the air effectively pass through air monitor, but at outdoor monitoring time measuring, the wind direction of every day is not fixed, so detection effect is also different, with the wind direction under the same circumstances more accurate of detection result, and present air monitor is mostly fixed detector, be difficult to adjust after the installation finishes, and then limitation on the use.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an environmental pollution monitoring instrument, which solves the problem that when an air monitor monitors outdoor air, the detection effect is poor because the ventilation opening of the air monitor is different from the wind direction.
(II) technical scheme
The technical scheme adopted by the invention for solving the technical problems is as follows: the environmental pollution monitoring instrument comprises a detection box, wherein the lower surface of the detection box is fixedly connected with a positioning screw rod, when the device is used for detecting the outdoor air quality, the bottom end of the positioning screw rod is fixed on the ground, one side of the inner cavity of the positioning screw rod is rotatably connected with a spiral rotating rod, a user rotates the spiral rotating rod, the positioning screw rod ascends spirally, the user enables the openings at the two sides of the detection box to be parallel to the wind direction according to the wind direction, the side vent has been seted up to the bilateral symmetry of detection case inner chamber, there is the louver fan in the both sides of detection case inner chamber through side vent sliding connection, and the user stimulates the louver fan of both sides downwards, and the both ends of louver fan all slide downwards along the inner chamber of detection case through sliding socket, and the louver fan is opened this moment, and the left and right sides of detection case forms the convection current vent.
Preferably, the detection case includes air detector, air detector's front fixedly connected with display instrument, and wind can be automatic through the inside of detection case at the in-process that flows, and air detector detects the air that flows through, shows the testing result through display instrument, air detector's the back is provided with strong wind device.
Preferably, sliding sockets are symmetrically formed in two ends of the detection box, two ends of the louver fan are connected with the inner cavity of the detection box in a sliding mode through the sliding sockets, one side of the outer surface of the strong wind device is fixedly connected with the back of the inner wall of the detection box, and the other side of the outer surface of the strong wind device is connected with the back of the outer surface of the air detector in a sliding mode.
Preferably, the strong wind device includes the mobile motor, under the windless condition, can start the mobile motor, and the mobile motor starts the back, its output shaft rotation, the penetration mouth has evenly been seted up at the back of detection case inner wall, the back of detection case inner wall has the interior push rod that pulls through a mouthful sliding connection through running through, one side fixedly connected with of mobile motor surface connects the slide bar, the output shaft rotation of mobile motor is connected with the inward flabellum, and during the output shaft rotation of mobile motor, to flabellum clockwise rotation in the control, can extract external air when inward flabellum clockwise rotation, the bilateral symmetry of mobile motor surface is provided with supplementary spring arm, the one end sliding connection of supplementary spring arm has decelerator.
Preferably, the number of the inward fan blades is four, the top end of the output shaft of the mobile motor is connected with the inner wall of the detection box in a sliding mode, and one side of the outer surface of the output shaft of the mobile motor is connected with the back of the speed reducer in a rotating mode through the conveyor belt.
Preferably, interior pull push rod includes the terminal rod, and when strong wind device during operation, the terminal rod of interior pull push rod receives the effect of pressure and slides to the inside of detection case, the half slotted sleeve of upper portion fixedly connected with of terminal rod surface, the inside of the opening access device of air from half slotted sleeve, the equal fixedly connected with articulated arm in one side of terminal rod surface, the bottom of articulated arm is through the back sliding connection of running through mouth and detection case inner wall, the bottom fixedly connected with of articulated arm resets the telescopic link, and the articulated arm takes place deformation along with the removal of terminal rod, and the telescopic link that resets of articulated arm bottom is elongated, and when strong wind device work ended, the telescopic link that resets, through the articulated arm with the terminal rod pull back the normal position.
Preferably, the bottom of articulated arm is through the back sliding connection who runs through mouth and detection case inner wall, the bottom of the telescopic link that resets is through the inner wall fixed connection who runs through mouth and detection case, the blow vent has evenly been seted up at the middle part of half slotted sleeve inner chamber, the telescopic surface of half slotted is through the back sliding connection who runs through mouth and detection case inner wall.
Preferably, the speed reducer comprises a driving rotating rod, an autorotation positioning rod is fixedly connected to the middle of an inner cavity of the driving rotating rod, the conveying belt is controlled to rotate through static friction force during autorotation of an output shaft of the moving motor, the autorotation positioning rod connected with two ends of the inner wall of the conveying belt in a rotating mode rotates under the action of friction force, then the driving rotating rod is driven to rotate, an external protective shell is fixedly connected to the top of the inner cavity of the detection box through a groove, and parallel clamping plates are fixedly connected to the top of the inner wall of the external protective shell.
Preferably, one side of the outer surface of the rotation positioning rod is rotatably connected with the outer surface of the air detector, the other side of the outer surface of the rotation positioning rod is rotatably connected with an output shaft of the mobile motor through a conveyor belt, the outer surface of the driving rotating rod is slidably connected with the inner wall of the external protective shell, the top of the outer surface of the driving rotating rod is slidably connected with the inner wall of the parallel clamping plate, the driving rotating rod pushes the auxiliary spring arm in the rotation process, so that the connecting sliding rod and the mobile motor move in a vertical plane, the output shaft of the mobile motor controls the conveyor belt to rotate through static friction force at the moment of movement, the conveyor belt is controlled to rotate through dynamic friction force, the mobile motor and the conveyor belt skid, and the driving rotating rods on the two sides have angular deviation, so the mobile motor reciprocates under the pushing action of the driving rotating rods on the two sides.
Preferably, the parallel splint comprises a fixed arc strip, the inner cavity of the fixed arc strip is uniformly provided with through openings, the inner cavity of the fixed arc strip is connected with a sliding end head in a sliding way through a through hole, one end of the sliding end head extends to the outside of the external protective shell through the through hole, the other end of the sliding end is fixedly connected with a pressure ball, the outer surface of the pressure ball is connected with a double-end spring arm in a sliding way, when the end of the driving rotating rod slides through the middle part of the fixed arc strips at the two sides, the pressure ball is extruded by the outer surface of the driving rotating rod and slides towards the inside of the fixed arc strips, the double-end spring arms at the two sides are shortened after being pushed by the pressure ball, the sliding end is pushed to the outside, after the drive bull stick passes through fixed arc, the double-end spring arm resets, pushes out the inside of fixed arc with the pressure ball, and the slip tip is received the inside of fixed arc.
Preferably, the quantity of fixed arc strip is two, fixed arc strip symmetry sets up the both sides at external protective housing inner wall, one side of fixed arc strip surface and the inner wall fixed connection of external protective housing, the surface of slip end is through running through mouthful inner chamber sliding connection with external protective housing, the surface of double-end spring arm and the inner wall sliding connection of fixed arc strip.
The invention has the following beneficial effects:
1. when the device is used for outdoor air quality detection, the bottom end of the positioning screw rod is fixed on the ground, then the louver fans on the two sides are pulled downwards by a user, the two ends of the louver fans slide downwards along the inner cavity of the detection box through the sliding sockets, at the moment, the louver fans are opened, convection vents are formed on the left side and the right side of the detection box, the user rotates the screw rod, the positioning screw rod rises spirally, at the moment, the user enables the openings on the two sides of the detection box to be parallel to the wind direction according to the wind direction, and in the flowing process of wind, the air detector can automatically pass through the interior of the detection box, the air detector detects the air flowing through, the detection result is displayed by a display instrument, a user can adjust the openings at the two sides of the detection box by rotating the spiral rotating rod according to the wind speed direction, and then guarantee that the opening of detection case both sides is parallel with the wind direction constantly, make the testing result more accurate.
2. Under the windless condition, the direction of adjusting the flow vent can not increase the air flow, and at the moment, a strong wind device is needed to extract the outside air to enter the detection box, so that the air flow passing through the air detector is increased, and an effective detection result is obtained.
3. When the output shaft of the movable motor rotates, the conveying belt is controlled to rotate through static friction, the rotation positioning rods connected with the two ends of the inner wall of the conveying belt in a rotating mode rotate under the action of friction force, and then the rotation of the driving rotating rods is driven, the driving rotating rods push the auxiliary spring arms in the rotating process, the connecting sliding rods and the movable motor move in a vertical plane, the movable motor moves in the moving moment, the output shaft of the movable motor rotates through the static friction force control conveying belt, the movable motor rotates into the dynamic friction force control conveying belt, the movable motor slips with the conveying belt, the driving rotating rods on the two sides are angularly deviated, reciprocating motion of the movable motor is achieved under the pushing action of the driving rotating rods on the two sides, and then the large-scale air extraction work is completed on the fan blades in the single movable motor.
4. After using strong wind device, external debris, like the leaf, article such as plastic bag can adsorb the through hole at the detection case back, cause the jam of through hole, and then influence the work of bleeding, and the end pole is at the in-process that resets, will block up and push away the external world at the debris that run through the hole, prevents that the through hole from blockking up.
5. Parallel splint can slow down the drive bull stick of process, prevents that the drive bull stick from rotating too fast, promotes the traveling motor too frequently, leads to the serious problem of conveyer belt wearing and tearing.
6. The user can follow the motion condition of external observation slip end at the device during operation, and then judges whether the device is inside normally to be worked, makes detection device more directly perceived.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is a schematic structural diagram of the strong wind device of the present invention;
FIG. 4 is a schematic view of the construction of the pull-in push rod of the present invention;
FIG. 5 is a schematic view of the reduction gear of the present invention;
fig. 6 is a schematic view of the structure of the parallel splint of the present invention.
In the figure: 1. a detection box; 2. a louver fan; 3. adjusting the screw rod; 4. a spiral rod; 11. an air detector; 12. a display instrument; 5. a strong wind device; 51. a moving motor; 52. an auxiliary spring arm; 53. inward fan blades; 54. connecting a sliding rod; 6. a reduction gear; 61. driving the rotating rod; 62. a protective shell is connected externally; 63. a self-rotating positioning rod; 7. pulling the push rod inwards; 71. an end rod; 72. a semi-slotted sleeve; 73. an articulated arm; 74. resetting the telescopic rod; 8. parallel splints; 81. fixing the arc strip; 82. a pressure ball; 83. a double-ended spring arm; 84. and sliding the end.
Detailed Description
An environmental pollution monitoring device according to an embodiment of the present invention will be described below with reference to fig. 1 to 6.
As shown in fig. 1-6, the environmental pollution monitoring instrument according to the present invention comprises a detection box 1, a positioning screw rod 3 is fixedly connected to the lower surface of the detection box 1, when the device is used for outdoor air quality detection, the bottom end of the positioning screw rod 3 is fixed to the ground, one side of the inner cavity of the positioning screw rod 3 is rotatably connected to a screw rod 4, a user rotates the screw rod 4, the positioning screw rod 3 spirally ascends, at this time, the user parallels the openings at the two sides of the detection box 1 to the wind direction according to the wind direction, the two sides of the inner cavity of the detection box 1 are symmetrically provided with side vents, the two sides of the inner cavity of the detection box 1 are slidably connected to louver blades 2 through the side vents, the user pulls the louver blades 2 at the two sides downwards, and the two ends of the louver blades 2 slide downwards along the inner cavity of the detection box 1 through sliding sockets, at the moment, the louver fan 2 is opened, the left side and the right side of the detection box 1 form convection vents, and a user can adjust the openings on the two sides of the detection box 1 by rotating the spiral rotating rod 4 according to the wind speed direction, so that the openings on the two sides of the detection box 1 are parallel to the wind direction constantly, and the detection result is more accurate.
The detection box 1 comprises an air detector 11, the front face of the air detector 11 is fixedly connected with a display instrument 12, wind can automatically pass through the interior of the detection box 1 in the flowing process, the air detector 11 detects flowing air, a detection result is displayed through the display instrument 12, and a strong wind device 5 is arranged on the back face of the air detector 11.
Sliding sockets are symmetrically formed in two ends of the detection box 1, two ends of the louver fan 2 are connected with the inner cavity of the detection box 1 in a sliding mode through the sliding sockets, one side of the outer surface of the strong wind device 5 is fixedly connected with the back of the inner wall of the detection box 1, and the other side of the outer surface of the strong wind device 5 is connected with the back of the outer surface of the air detector 11 in a sliding mode.
The strong wind device 5 comprises a mobile motor 51, under the windless condition, the mobile motor 51 can be started, the mobile motor 51 is started, the output shaft of the mobile motor 51 rotates, the back of the inner wall of the detection box 1 is uniformly provided with a through hole, the back of the inner wall of the detection box 1 is connected with an inner pull push rod 7 through the through hole in a sliding manner, one side of the outer surface of the mobile motor 51 is fixedly connected with a connecting slide rod 54, the output shaft of the mobile motor 51 is connected with an inner fan blade 53 in a rotating manner, the inner fan blade 53 is controlled to rotate clockwise when the output shaft of the mobile motor 51 rotates, the outside air can be extracted when the inner fan blade 53 rotates clockwise, auxiliary spring arms 52 are symmetrically arranged at two sides of the outer surface of the mobile motor 51, one end of the auxiliary spring arms 52 is connected with a speed reducer 6 in a sliding manner, and the air flow can not be increased in the direction of the adjusting ventilation opening under the windless condition, at this time, the strong wind device 5 is needed to draw outside air into the detection box 1, so as to increase the air flow passing through the air detector 11, and obtain effective detection results.
The number of the inward fan blades 53 is four, the top end of the output shaft of the mobile motor 51 is connected with the inner wall of the detection box 1 in a sliding mode, and one side of the outer surface of the output shaft of the mobile motor 51 is connected with the back of the speed reducer 6 in a rotating mode through a conveyor belt.
The inner pulling and pushing rod 7 comprises a head rod 71, when the strong wind device 5 works, the head rod 71 of the inner pulling and pushing rod 7 slides towards the inside of the detection box 1 under the action of pressure, a semi-slotted sleeve 72 is fixedly connected to the upper part of the outer surface of the head rod 71, air enters the inside of the device from a through hole of the semi-slotted sleeve 72, an articulated arm 73 is fixedly connected to one side of the outer surface of the head rod 71, the bottom end of the articulated arm 73 is slidably connected with the back of the inner wall of the detection box 1 through a through hole, a resetting telescopic rod 74 is fixedly connected to the bottom end of the articulated arm 73, the articulated arm 73 deforms along with the movement of the head rod 71, the resetting telescopic rod 74 at the bottom end of the articulated arm 73 is elongated, when the strong wind device 5 works, the resetting telescopic rod 74 resets, the head rod 71 is pulled back to the original position through the articulated arm 73, and after the strong wind device 5 is used, external impurities, like the leaf, article such as plastic bag can adsorb the through-hole at the detection case 1 back, causes the jam of through-hole, and then influences the work of bleeding, and end pole 71 is at the in-process that resets, will block up the debris that run through the hole and push away the external world, prevents that the through-hole from blockking up.
The bottom of articulated arm 73 is through running through the back sliding connection of mouth and detection case 1 inner wall, the bottom of telescopic link 74 that resets is through running through the inner wall fixed connection of mouth with detection case 1, the blow vent has evenly been seted up at the middle part of half slotted sleeve 72 inner chamber, the surface of half slotted sleeve 72 is through running through the back sliding connection of mouth with detection case 1 inner wall.
The speed reducer 6 comprises a driving rotating rod 61, a rotation positioning rod 63 is fixedly connected to the middle of the inner cavity of the driving rotating rod 61, when an output shaft of the moving motor 51 rotates, the conveying belt is controlled to rotate through static friction force, the rotation positioning rod 63 connected with the two ends of the inner wall of the conveying belt in a rotating mode rotates under the action of friction force, then the driving rotating rod 61 is driven to rotate, an external protective shell 62 is fixedly connected to the top of the inner cavity of the detection box 1 through a groove, and parallel clamping plates 8 are fixedly connected to the top of the inner wall of the external protective shell 62.
One side of the outer surface of the rotation positioning rod 63 is rotatably connected with the outer surface of the air detector 11, the other side of the outer surface of the rotation positioning rod 63 is rotatably connected with the output shaft of the movable motor 51 through a conveyor belt, the outer surface of the driving rotating rod 61 is slidably connected with the inner wall of the external protective shell 62, the top of the outer surface of the driving rotating rod 61 is slidably connected with the inner wall of the parallel clamping plate 8, the driving rotating rod 61 pushes the auxiliary spring arm 52 in the rotation process, so that the connecting sliding rod 54 and the movable motor 51 move in a vertical plane, the output shaft of the movable motor 51 is rotated by the conveyor belt controlled by static friction force at the moment of movement to be changed into the rotation of the conveyor belt controlled by dynamic friction force, the movable motor 51 and the conveyor belt are slipped, and the driving rotating rods 61 at two sides have an angular deviation of 90 degrees, so that the movable motor 51 reciprocates under the pushing action of the driving rotating rods 61 at two sides, thereby realizing that the air extraction work in a large range is completed by only depending on the single moving motor 51 to control the inward fan blades 53.
The parallel splint 8 comprises a fixed arc strip 81, through holes are uniformly formed in the inner cavity of the fixed arc strip 81, the inner cavity of the fixed arc strip 81 is slidably connected with a sliding end 84 through the through holes, one end of the sliding end 84 extends to the outside of the external protective shell 62 through the through holes, the other end of the sliding end 84 is fixedly connected with a pressure ball 82, the outer surface of the pressure ball 82 is slidably connected with a double-end spring arm 83, when the end of the driving rotating rod 61 slides and passes through the middle part of the fixed arc strips 81 at two sides, the pressure ball 82 is extruded by the outer surface of the driving rotating rod 61 and slides towards the inside of the fixed arc strip 81, the double-end spring arms 83 at two sides are shortened after being pushed by thrust from the pressure ball 82, the sliding end 84 is pushed to the outside, and after the driving rotating rod 61 passes through the fixed arc strip 81, the double-end spring arm 83 resets to push the pressure ball 82 out of the inside of the fixed arc strip 81, the sliding end 84 is contracted into the inside of the fixed arc strip 81, the parallel clamping plate 8 can decelerate the passing driving rotating rod 61, and the problem that the driving rotating rod 61 rotates too fast and pushes the moving motor 51 too frequently to cause serious abrasion of the conveyor belt is prevented.
Fixed arc strip 81's quantity is two, fixed arc strip 81 symmetry sets up the both sides at external protective housing 62 inner wall, one side of fixed arc strip 81 surface and external protective housing 62's inner wall fixed connection, the surface of slip end 84 is through running through the inner chamber sliding connection of mouth with external protective housing 62, the surface of double-end spring arm 83 and the inner wall sliding connection of fixed arc strip 81, the user can follow the motion condition of external observation slip end 84 at the device during operation, and then judges whether the device is inside normally to be worked, makes detection device more directly perceived.
The specific working process is as follows:
when using the device to carry out outdoor air quality detection, the bottom end of screw rod 3 that will transfer is fixed subaerial, the user pulls 2 of louver of both sides downwards afterwards, louver 2's both ends all slide along the inner chamber of detection case 1 downwards through sliding socket, louver 2 opens this moment, the left and right sides of detection case 1 forms the convection current vent, the user rotates screw rod 4, screw rod 3 transfers the position, the user is according to the wind direction this moment, be parallel with the opening of detection case 1 both sides and wind direction, wind is at the in-process that flows, can be automatic through the inside of detection case 1, air detector 11 detects the air that flows through, show the testing result through display instrument 12.
The user can be according to the wind speed direction, through rotating the opening of spiral shell rotary rod 4 adjustment detection case 1 both sides, and then guarantees that the opening of detection case 1 both sides is parallel with the wind direction constantly, makes the testing result more accurate.
Under the condition of no wind, the movable motor 51 can be started, after the movable motor 51 is started, the output shaft of the movable motor 51 rotates, when the output shaft of the movable motor 51 rotates, on one hand, the inward fan blades 53 are controlled to rotate clockwise, on the other hand, the conveyor belt is controlled to rotate through static friction force, and when the inward fan blades 53 rotate clockwise, the outside air can be extracted, so that the air enters from the back penetrating opening of the inner wall of the detection box 1 and is discharged to the outside from the louver blades 2 on the two sides;
when the conveyer belt rotates, rotation locating rod 63 connected with the rotation of conveyer belt inner wall both ends rotation under the effect of friction power, and then drive the rotation of drive bull stick 61, drive bull stick 61 promotes supplementary spring arm 52 at the in-process of rotation, make connecting slide bar 54 and traveling motor 51 remove in vertical plane, and traveling motor 51 is in the twinkling of an eye of removal, its output shaft is rotated by static friction force control conveyer belt, become kinetic friction force control conveyer belt and rotate, traveling motor 51 and conveyer belt take place to skid, because the drive bull stick 61 angular deviation of both sides is 90, so traveling motor 51 reciprocating motion under the impetus of both sides drive bull stick 61, and then realize only relying on single traveling motor 51 to control inside flabellum 53 and accomplish large-range air extraction work.
In the absence of wind, the direction of the flow adjusting vent cannot increase the air flow, and at this time, the strong wind device 5 needs to be used for extracting outside air into the detection box 1, so that the air flow passing through the air detector 11 is increased, and an effective detection result is obtained.
After the strong wind device 5 is used, external sundries such as leaves, plastic bags and the like can be adsorbed on the through hole on the back surface of the detection box 1, so that the through hole is blocked, and the air suction work is further influenced;
set up interior pull-push rod 7 in the inside of through-hole, when strong wind device 5 during operation, the end pole 71 of interior pull-push rod 7 receives the effect of pressure and slides to the inside of detection case 1, the air gets into the inside of device from the through-hole of half-slotted sleeve 72 this moment, simultaneously, articulated arm 73 takes place deformation along with the removal of end pole 71, the telescopic link 74 that resets of articulated arm 73 bottom is elongated, when strong wind device 5 work is ended, the telescopic link 74 that resets, pull back the normal position with end pole 71 through articulated arm 73, end pole 71 is at the in-process that resets, will block up the debris at the through-hole and push away the external world, prevent that the through-hole from blockking up.
When the driving rotary rod 61 rotates, the end of the driving rotary rod 61 generates sliding friction with the inner wall of the parallel clamping plate 8, when the end of the driving rotary rod 61 slides through the middle of the fixed arc strips 81 at the two sides, the pressure ball 82 is extruded by the outer surface of the driving rotary rod 61 and slides towards the inside of the fixed arc strips 81, the double-head spring arms 83 at the two sides are shortened after being pushed by the pressure ball 82, the sliding end 84 is pushed to the outside, after the driving rotary rod 61 passes through the fixed arc strips 81, the double-head spring arms 83 reset to push the pressure ball 82 out of the fixed arc strips 81, the sliding end 84 contracts into the inside of the fixed arc strips 81, on one hand, the parallel clamping plate 8 can decelerate the passing driving rotary rod 61 to prevent the driving rotary rod 61 from rotating too fast and pushing and moving motor 51 too frequently to cause serious abrasion of the conveyor belt, on the other hand, when the device works, a user can observe the motion condition of the sliding end 84 from the outside, and then judge whether the inside normal work of device makes detection device more directly perceived.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides an environmental pollution monitoring instrument, includes detection case (1), its characterized in that: the lower surface of the detection box (1) is fixedly connected with a positioning screw rod (3), one side of the inner cavity of the positioning screw rod (3) is rotatably connected with a spiral rotating rod (4), two sides of the inner cavity of the detection box (1) are symmetrically provided with side vent holes, and two sides of the inner cavity of the detection box (1) are slidably connected with louver blades (2) through the side vent holes;
the detection box (1) comprises an air detector (11), the front of the air detector (11) is fixedly connected with a display instrument (12), and the back of the air detector (11) is provided with a strong wind device (5).
2. The environmental pollution monitoring instrument according to claim 1, wherein: sliding sockets are symmetrically arranged at two ends of the detection box (1), two ends of the louver fan (2) are connected with the inner cavity of the detection box (1) in a sliding mode through the sliding sockets, one side of the outer surface of the strong wind device (5) is fixedly connected with the back of the inner wall of the detection box (1), and the other side of the outer surface of the strong wind device (5) is connected with the back of the outer surface of the air detector (11) in a sliding mode.
3. The environmental pollution monitoring instrument according to claim 1, wherein: strong wind device (5) are including moving motor (51), the back of detection case (1) inner wall has evenly been seted up and has been run through the mouth, the back of detection case (1) inner wall has interior pull-push rod (7) through running through a mouthful sliding connection, one side fixedly connected with of moving motor (51) surface connects slide bar (54), the output shaft of moving motor (51) rotates and is connected with interior flabellum (53), the bilateral symmetry of moving motor (51) surface is provided with supplementary spring arm (52), the one end sliding connection of supplementary spring arm (52) has decelerator (6).
4. The environmental pollution monitoring instrument according to claim 3, wherein: the quantity of the inward fan blades (53) is four, the top end of an output shaft of the mobile motor (51) is connected with the inner wall of the detection box (1) in a sliding mode, and one side of the outer surface of the output shaft of the mobile motor (51) is connected with the back of the speed reducing device (6) in a rotating mode through the conveyor belt.
5. The environmental pollution monitoring instrument according to claim 3, wherein: interior pull rod (7) include end pole (71), the upper portion fixedly connected with of end pole (71) surface is slotted sleeve (72) partly, the equal fixedly connected with articulated arm (73) of one side of end pole (71) surface, the back sliding connection of bottom through running through mouth and detection case (1) inner wall of articulated arm (73), the bottom fixedly connected with of articulated arm (73) restores to the throne telescopic link (74).
6. The environmental pollution monitoring instrument according to claim 5, wherein: the bottom of articulated arm (73) is through the back sliding connection who runs through mouth and detection case (1) inner wall, the bottom of telescopic link (74) that resets is through the inner wall fixed connection who runs through mouth and detection case (1), the blow vent has evenly been seted up at the middle part of half slotted sleeve (72) inner chamber, the surface of half slotted sleeve (72) is through the back sliding connection who runs through mouth and detection case (1) inner wall.
7. The environmental pollution monitoring instrument according to claim 3, wherein: decelerator (6) are including drive bull stick (61), the middle part fixedly connected with rotation locating lever (63) of drive bull stick (61) inner chamber, the top of detection case (1) inner chamber is through the external protective housing of fluting fixedly connected with (62), the parallel splint (8) of top fixedly connected with of external protective housing (62) inner wall.
8. The environmental pollution monitoring instrument according to claim 7, wherein: one side of the outer surface of the autorotation positioning rod (63) is rotatably connected with the outer surface of the air detector (11), the other side of the outer surface of the autorotation positioning rod (63) is rotatably connected with an output shaft of the moving motor (51) through a conveying belt, the outer surface of the driving rotating rod (61) is slidably connected with the inner wall of the external protective shell (62), and the top of the outer surface of the driving rotating rod (61) is slidably connected with the inner wall of the parallel clamping plate (8).
9. The environmental pollution monitoring instrument according to claim 7, wherein: parallel splint (8) are including fixed arc strip (81), the inner chamber of fixed arc strip (81) has evenly been seted up and has been run through the mouth, the inner chamber of fixed arc strip (81) has slip end (84) through running through a mouthful sliding connection, the one end of slip end (84) is through running through the outside that the mouth extended to external protective housing (62), the other end fixedly connected with pressure ball (82) of slip end (84), the surface sliding connection of pressure ball (82) has double-end spring arm (83).
10. The environmental pollution monitoring instrument according to claim 9, wherein: the quantity of fixed arc strip (81) is two, fixed arc strip (81) symmetry sets up the both sides at external protective housing (62) inner wall, the inner wall fixed connection of one side of fixed arc strip (81) surface and external protective housing (62), the surface of slip end (84) is through running through the inner chamber sliding connection of mouth and external protective housing (62), the surface of double-end spring arm (83) and the inner wall sliding connection of fixed arc strip (81).
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