CN214890276U - Raise dust data acquisition device for construction site - Google Patents
Raise dust data acquisition device for construction site Download PDFInfo
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- CN214890276U CN214890276U CN202121376234.8U CN202121376234U CN214890276U CN 214890276 U CN214890276 U CN 214890276U CN 202121376234 U CN202121376234 U CN 202121376234U CN 214890276 U CN214890276 U CN 214890276U
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Abstract
The utility model relates to a raise dust data acquisition device for construction site, which comprises a fixed base with a cavity arranged therein, wherein the bottom of the fixed base is provided with four first through grooves, and the inside of the fixed base is provided with four rollers corresponding to the four first through grooves through the rotation of a first adjusting component; a protective shell is arranged in the middle of the upper surface of the fixed base, an upright post is fixedly mounted in the center of the top of the protective shell, a gas mixing bin is fixedly mounted at the top end of the upright post, and a dust measuring instrument is fixedly connected to the gas mixing bin; the bottom circumferential direction in gas mixing storehouse is equipped with a plurality of discharge, is equipped with on the protection casing and can drives the discharge around the bottom pivoted second adjusting part in gas mixing storehouse. The utility model discloses beneficial effect such as be convenient for remove, data acquisition are reliable has.
Description
Technical Field
The utility model relates to a raise dust data acquisition device especially relates to a raise dust data acquisition device is used to job site belongs to environmental monitoring technical field.
Background
In daily life and production, various pollutants, particularly pollutants in air, are discharged to the nature every day, the ecological environment is damaged by the pollutants in the air, and if the concentration of the pollutants in the air exceeds a certain range, the health of people is influenced. In numerous pollutants, the raise dust pollution is an important pollutant, the construction raise dust is an important pollution source of the raise dust pollution, the raise dust is an open pollution source which enters the atmosphere due to the fact that the dust on the ground is blown up by wind, human drive and other drives, and is an important component of total suspended particles in the ambient air, the raise dust in the air enters the human body through the respiratory tract of the human, along with the continuous accumulation of the raise dust, various respiratory diseases are easily caused, and the body health of people is greatly influenced. Therefore, in order to ensure the health of the user, the user uses various dust monitoring devices to monitor the air quality of the environment to ensure that the user is in a good environment.
The raise dust monitor is used for monitoring the raise dust, is used widely in the building site construction, but the most removal inconveniences of current raise dust monitor, it brings the trouble to remove the raise dust monitor for the user, reduced the efficiency that the user put in to the raise dust monitor, receive the influence of environmental factor such as rain easily moreover, the result data that the sample of collection was measured does not possess the reliability to the practicality of raise dust monitor has been reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses mainly be to the above-mentioned problem that exists among the prior art, provide a raise dust data acquisition device for job site.
The purpose of the utility model is mainly realized by the following scheme:
the dust data acquisition device for the construction site comprises a fixed base with a cavity, wherein four first through grooves are formed in the bottom of the fixed base, and four rollers corresponding to the four first through grooves are rotatably arranged in the fixed base through a first adjusting assembly; a protection shell is arranged in the middle of the upper surface of the fixed base, an upright post is fixedly installed in the center of the top of the protection shell, a gas mixing bin is fixedly installed at the top end of the upright post, and a dust measuring instrument is fixedly connected to the gas mixing bin; the bottom circumferential direction in gas mixing storehouse is equipped with a plurality of discharge, be equipped with on the protection casing and drive the discharge around the bottom pivoted second adjusting part in gas mixing storehouse.
By adopting the technical scheme, the first adjusting component drives the four rollers to lift, so that the rollers contact with or leave the ground, the dust data acquisition device can be moved conveniently by the mode, the trouble of moving the dust data acquisition device by a user is avoided, and the throwing efficiency of the user on the dust data acquisition device is improved; after the gas that a plurality of gas collectors will gather converges the gas mixing storehouse, the data of gathering are more accurate, and second adjusting part can drive the gas collector around the bottom rotation in gas mixing storehouse to improve raise dust data acquisition device's application range, the opening downward sloping of gas collector can avoid the rainwater to get into in the gas collector and cause the influence to the testing result in addition.
Preferably, the first adjusting assembly comprises an electric push rod fixedly installed at the center of the bottom end inside the fixing base, a horizontal support plate is fixed at the top end of the electric push rod, four groups of U-shaped support seats are fixedly arranged at four corners of the bottom of the support plate, and the four rollers are respectively and rotatably connected in the four groups of U-shaped support seats through rotating shafts.
Through adopting above-mentioned technical scheme, the gyro wheel passes through the axis of rotation and rotates to be connected in U type supporting seat, when needs remove or when fixed this raise dust data acquisition device, electric putter drives the extension board and goes up and down, and then drives the lift of four gyro wheels to make the gyro wheel contact or leave ground.
Preferably, four groups of sliding grooves are formed in two sides of the inner wall of the fixed base, one side, close to two side walls of the fixed base, of the U-shaped supporting seat is fixedly connected with a sliding block, and one side, far away from the U-shaped supporting seat, of the sliding block is connected to the inner side wall of each sliding groove in a sliding mode.
Through adopting above-mentioned technical scheme, electric putter drives the lift in-process of extension board and gyro wheel, and the slider can slide in corresponding spout, has avoided rocking of extension board and gyro wheel, has guaranteed the stability of device.
Preferably, the four corners of the bottom end of the support plate are fixedly provided with vertically downward guide rods, guide pipes are arranged under the four groups of guide rods, the bottom ends of the four groups of guide pipes are fixedly connected with the bottom in the fixed base, and the bottom ends of the four groups of guide rods are respectively and correspondingly inserted into the four groups of guide pipes.
Through adopting above-mentioned technical scheme, electric putter drives the lift in-process of extension board and gyro wheel, and the guide arm can slide in corresponding stand pipe, has avoided rocking of extension board and gyro wheel, has further guaranteed the stability of device.
Preferably, threaded sleeves are symmetrically welded on the front side and the rear side of the outer side wall of the fixed base, threaded rods are connected to the inner side walls of the threaded sleeves in a threaded mode, and supporting plates are welded at the bottoms of the threaded rods.
Through adopting above-mentioned technical scheme, after removing raise dust data acquisition device suitable position, drive extension board and gyro wheel rebound through electric putter, make the gyro wheel retract unable adjustment base's inside, and then fix raise dust data acquisition device's position through the backup pad.
Preferably, the second adjusting component comprises a driving motor, a rotating rod, a first bevel gear, a second bevel gear, a guide screw, a limiting lantern ring, a connecting rod and a supporting rod, the driving motor is fixedly arranged on the outer side wall of the protective shell, the output end of the driving motor extends to the inner side of the protective shell and is fixedly connected with one end of the rotating rod, the other end of the rotating rod is fixedly sleeved with a first bevel gear, the guide screw is rotatably connected with the upper inner wall and the lower inner wall of the protective shell, and the outer wall of the lower part of the guide screw rod is sleeved with a second bevel gear meshed with the first bevel gear, the outer wall of the guide screw rod is in threaded connection with a limiting lantern ring, the outer walls of the left side and the right side of the limiting lantern ring are fixedly connected with one end of the connecting rod, the other end of the connecting rod extends to the outer side of the protective shell and is rotatably connected with a supporting rod, and the other end of the supporting rod is rotatably connected with the outer wall of the gas collecting pipe.
Through adopting above-mentioned technical scheme, lead screw and spacing lantern ring cooperation drive connecting rod lift adjustment height, and then adjust the expansion angle of discharge through the bracing piece, improve raise dust data acquisition device's application range.
Preferably, the outer walls of the left side and the right side of the protection shell are respectively provided with a second through groove matched with the connecting rod, and the inner wall of the second through groove is in clearance fit with the outer wall of the connecting rod.
Through adopting above-mentioned technical scheme, the connecting rod is led to the inslot activity in the second, and the collision is avoided in clearance fit.
Preferably, the gas mixing bin is communicated with the gas collecting pipe through a hose.
Through adopting above-mentioned technical scheme, communicate through the hose between gas mixing storehouse and the discharge, the regulation of the discharge expansion angle of being convenient for.
Preferably, one end of the gas collecting pipe, which is far away from the gas mixing bin, is arranged in a horn shape.
Through adopting above-mentioned technical scheme, can guarantee that gas gets into the gas collecting pipe better.
Preferably, an air suction pump is installed in the air mixing bin.
Through adopting above-mentioned technical scheme, the suction pump can pass through the gas collecting pipe with gaseous suction gas mixing storehouse, the collection and the detection of the gaseous of being convenient for.
Therefore, the utility model discloses possess following advantage:
(1) the utility model is provided with the first adjusting component which drives the four rollers to lift, so that the rollers contact with or leave the ground, the device is convenient to move, the trouble caused by moving the device by a user is avoided, and the putting efficiency of the user on the device is improved;
(2) the utility model discloses be provided with second adjusting part, lead screw drives connecting rod lift adjustment height with the cooperation of the spacing lantern ring, and then adjusts the expansion angle of discharge through the bracing piece, improves raise dust data acquisition device's application range.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the internal structure of the protective casing of the present invention;
fig. 3 is a schematic view of the internal structure of the middle fixing base of the present invention.
Illustration of the drawings: 1-fixed base, 2-first through groove, 3-roller, 4-protective shell, 5-upright post, 6-gas mixing bin, 7-dust measuring instrument, 8-gas collecting tube, 9-electric push rod, 10-support plate, 11-U-shaped support seat, 12-rotating shaft, 13-sliding groove, 14-sliding block, 15-guide rod, 16-guide tube, 17-threaded sleeve, 18-threaded rod, 19-support plate, 20-driving motor, 21-rotating rod, 22-first bevel gear, 23-second bevel gear, 24-guide screw, 25-limit sleeve ring, 26-connecting rod, 27-supporting rod, 28-second through groove and 29-hose.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific embodiments and with reference to the accompanying drawings. It is to be understood that the practice of the present invention is not limited to the following examples, and that any modifications and/or changes in form made to the present invention are intended to fall within the scope of the present invention.
In the utility model, all parts and percentages are weight units, and the adopted equipment, raw materials and the like can be purchased from the market or commonly used in the field if not specified. The methods in the following examples are conventional in the art unless otherwise specified. The components or devices in the following examples are, unless otherwise specified, standard parts or parts known to those skilled in the art, the structure and principle of which are known to those skilled in the art through technical manuals or through routine experimentation.
Example 1:
as shown in fig. 1, the utility model provides a technical scheme, a dust data collecting device for construction site, comprising a fixed base 1 with a cavity arranged therein, four first through grooves 2 are uniformly arranged at four corners of the bottom of the fixed base 1, and four rollers 3 corresponding to the four first through grooves 2 are rotatably arranged in the fixed base 1 through a first adjusting component; a protective shell 4 is installed in the middle of the upper surface of the fixed base 1 through a bolt, an upright post 5 is fixedly installed in the center of the top of the protective shell 4 through a bolt, a gas mixing bin 6 is fixedly installed at the top end of the upright post 5, and a dust measuring instrument 7 is fixedly connected to the gas mixing bin 6; the bottom circumferential direction of gas mixing storehouse 6 is equipped with four discharge 8, is equipped with on the protection casing 4 and can drives discharge 8 around the second adjusting part of the bottom pivoted of gas mixing storehouse 6.
The first adjusting component drives the four rollers 3 to lift, so that the rollers 3 are in contact with or leave the ground, the dust data acquisition device can be moved conveniently in the above mode, troubles for moving the dust data acquisition device by a user can be avoided, and the throwing efficiency of the user on the dust data acquisition device is improved; after the four gas collecting pipes 8 converge the collected gas into the gas mixing bin 6, the collected data are accurate, and the second adjusting component can drive the gas collecting pipes 8 to rotate around the bottom of the gas mixing bin 6, so that the use range of the dust raising data collecting device is enlarged, the openings of the gas collecting pipes 8 are inclined downwards, and the influence on the detection result caused by rainwater entering the gas collecting pipes 8 can be avoided.
Example 2:
as shown in fig. 1 and 3, the utility model provides a technical scheme, the construction site is with raise dust data acquisition device, with embodiment 1's difference lie in, first adjusting part includes the electric putter 9 through bolt fixed mounting at the inside bottom central authorities of unable adjustment base 1, and electric putter 9's top is fixed with horizontally extension board 10, and the even welding in bottom four corners of extension board 10 has four groups of U type supporting seats 11, and four gyro wheels 3 rotate through axis of rotation 12 respectively and connect in four groups of U type supporting seats 11.
Four groups of sliding chutes 13 are formed in two sides of the inner wall of the fixed base 1, sliding blocks 14 are integrally arranged on one sides of the U-shaped supporting seat 11 close to the two side walls of the fixed base 1, and one sides of the sliding blocks 14 far away from the U-shaped supporting seat 11 are connected to the inner side walls of the sliding chutes 13 in a sliding manner; in addition, guide rods 15 which are vertically downward are welded at four corners of the bottom end of the support plate 10, guide pipes 16 are arranged right below the four groups of guide rods 15, the bottom ends of the four groups of guide pipes 16 are welded with the bottom in the fixed base 1, and the bottom ends of the four groups of guide rods 15 are respectively and correspondingly inserted into the four groups of guide pipes 16.
Threaded sleeves 17 are symmetrically welded to the front side and the rear side of the outer side wall of the fixing base 1, threaded rods 18 are connected to the inner side walls of the threaded sleeves 17 in a threaded mode, and supporting plates 19 are welded to the bottoms of the threaded rods 18.
The rollers 3 are rotatably connected in the U-shaped supporting seat 11 through the rotating shafts 12, when the device needs to be moved or fixed, the electric push rod 9 drives the supporting plate 10 to lift, and then drives the four rollers 3 to lift, so that the rollers 3 contact or leave the ground; in the process that the electric push rod 9 drives the support plate 10 and the roller 3 to lift, the slide block 14 can slide in the corresponding slide groove 13, and the guide rod 15 can slide in the corresponding guide tube 16, so that the support plate 10 and the roller 3 are prevented from shaking, and the stability of the device is ensured; after the device is moved to a proper position, the electric push rod 9 drives the support plate 10 and the roller 3 to move upwards, so that the roller 3 retracts into the fixed base 1, and the position of the device is fixed through the support plate 19.
Example 3:
as shown in fig. 1 and 2, the utility model provides a technical scheme, the construction site uses raise dust data acquisition device, the difference with embodiment 1 lies in, the second adjusting part comprises driving motor 20, dwang 21, first bevel gear 22, second bevel gear 23, guide screw 24, spacing lantern ring 25, connecting rod 26 and bracing piece 27, driving motor 20 is installed at the lateral wall of protection casing 4 through bolt fastening level, the output of driving motor 20 extends to the inside of protection casing 4 and passes through shaft coupling fixed connection with one end of dwang 21, the other end of dwang 21 is fixed with and is cup jointed first bevel gear 22, guide screw 24 rotates through the bearing frame and connects the upper and lower inner wall at protection casing 4, and the lower part outer wall of guide screw 24 cup joints second bevel gear 23 with first bevel gear 22 meshing, the outer wall threaded connection spacing lantern ring 25 of guide screw 24, the left and right sides outer wall of spacing lantern ring 25 and the one end fixed connection of connecting rod 26, the other end of connecting rod 26 extends to the outside of protection casing 4 and is connected with bracing piece 27 through the round pin axle rotation, the other end of bracing piece 27 and the outer wall of discharge 8 are connected through the round pin axle rotation, the left and right sides outer wall of protection casing 4 has all been seted up with connecting rod 26 phase-match second through groove 28, and the inner wall of second through groove 28 and the outer wall clearance fit of connecting rod 26.
Drive first bevel gear 22 rotary motion through driving motor 20, thereby first bevel gear 22 meshing connects second bevel gear 23 and drives leading screw 24 rotary motion, leading screw 24 rotatory with spacing lantern ring 25 screw-thread fit to drive spacing lantern ring 25 at the inner chamber elevating movement of protecting the casing 4, thereby can drive bracing piece 17 elevating movement through connecting rod 26 and adjust the expansion angle of collecting main 8.
Example 4:
as shown in fig. 1, the utility model provides a technical solution, the difference of the construction site is that the dust data collecting device is used, the gas mixing bin 6 is communicated with the gas collecting pipe 8 through the hose 29, which is convenient for adjusting the expansion angle of the gas collecting pipe 8; one end of the gas collecting pipe 8, which is far away from the gas mixing bin 6, is arranged in a horn shape, so that gas can be ensured to better enter the gas collecting pipe 8; the gas mixing bin 6 is internally provided with a gas suction pump which can suck gas into the gas mixing bin 6 through a gas collecting pipe 8, so that the gas is convenient to collect and detect.
Example 5:
as shown in fig. 1-3, the utility model provides a technical scheme, a dust data collecting device for construction site, comprising a fixed base 1 with a cavity arranged therein, four first through grooves 2 are uniformly arranged at four corners of the bottom of the fixed base 1, and four rollers 3 corresponding to the four first through grooves 2 are rotatably arranged in the fixed base 1 through a first adjusting component; a protective shell 4 is installed in the middle of the upper surface of the fixed base 1 through bolts, an upright post 5 is fixedly installed in the center of the top of the protective shell 4 through bolts, a gas mixing bin 6 is fixedly installed at the top end of the upright post 5, a gas suction pump (not shown in the figure) is installed in the gas mixing bin 6 and can suck gas into the gas mixing bin 6 through a gas collecting pipe 8, so that the gas can be collected and detected conveniently, and a dust measuring instrument 7 is fixedly connected to the gas mixing bin 6; the bottom circumferential direction of gas mixing storehouse 6 is equipped with four gas-collecting ducts 8, and the one end that gas mixing storehouse 6 was kept away from to gas-collecting duct 8 is the horn shape setting, can guarantee that gas gets into gas-collecting duct 8 better, communicates through hose 29 between gas mixing storehouse 6 and the gas-collecting duct 8, and the gas-collecting duct 8 of being convenient for expandes the regulation of angle, is equipped with on the protection casing 4 and can drives gas-collecting duct 8 around the bottom pivoted second adjusting part of gas mixing storehouse 6.
Specifically, the first adjusting assembly comprises an electric push rod 9 fixedly installed at the center of the bottom end inside the fixed base 1 through a bolt, a horizontal support plate 10 is fixed at the top end of the electric push rod 9, four groups of U-shaped support seats 11 are uniformly welded at four corners of the bottom of the support plate 10, and four rollers 3 are respectively and rotatably connected in the four groups of U-shaped support seats 11 through rotating shafts 12; four groups of sliding chutes 13 are formed in two sides of the inner wall of the fixed base 1, sliding blocks 14 are integrally arranged on one sides of the U-shaped supporting seat 11 close to the two side walls of the fixed base 1, and one sides of the sliding blocks 14 far away from the U-shaped supporting seat 11 are connected to the inner side walls of the sliding chutes 13 in a sliding manner; in addition, guide rods 15 which are vertically downward are welded at four corners of the bottom end of the support plate 10, guide pipes 16 are arranged right below the four groups of guide rods 15, the bottom ends of the four groups of guide pipes 16 are welded with the bottom in the fixed base 1, and the bottom ends of the four groups of guide rods 15 are respectively and correspondingly inserted into the four groups of guide pipes 16; threaded sleeves 17 are symmetrically welded to the front side and the rear side of the outer side wall of the fixed base 1, threaded rods 18 are connected to the inner side walls of the threaded sleeves 17 in a threaded mode, and supporting plates 19 are welded to the bottoms of the threaded rods 18.
The rollers 3 are rotatably connected in the U-shaped supporting seat 11 through the rotating shafts 12, when the device needs to be moved or fixed, the electric push rod 9 drives the supporting plate 10 to lift, and then drives the four rollers 3 to lift, so that the rollers 3 contact or leave the ground; in the process that the electric push rod 9 drives the support plate 10 and the roller 3 to lift, the slide block 14 can slide in the corresponding slide groove 13, and the guide rod 15 can slide in the corresponding guide tube 16, so that the support plate 10 and the roller 3 are prevented from shaking, and the stability of the device is ensured; after the device is moved to a proper position, the electric push rod 9 drives the support plate 10 and the roller 3 to move upwards, so that the roller 3 retracts into the fixed base 1, and the position of the device is fixed through the support plate 19.
Specifically, the second adjusting component comprises a driving motor 20, a rotating rod 21, a first bevel gear 22, a second bevel gear 23, a guide screw 24, a limiting collar 25, a connecting rod 26 and a supporting rod 27, wherein the driving motor 20 is horizontally installed on the outer side wall of the protective shell 4 through bolt fixing, the output end of the driving motor 20 extends to the inner side of the protective shell 4 and is fixedly connected with one end of the rotating rod 21 through a coupler, the first bevel gear 22 is fixedly sleeved at the other end of the rotating rod 21, the guide screw 24 is rotatably connected with the upper and lower inner walls of the protective shell 4 through a bearing seat, the second bevel gear 23 meshed with the first bevel gear 22 is sleeved on the outer wall of the lower part of the guide screw 24, the outer wall of the guide screw 24 is in threaded connection with the limiting collar 25, the outer walls of the left and right sides of the limiting collar 25 are fixedly connected with one end of the connecting rod 26, the other end of the connecting rod 26 extends to the outer side of the protective shell 4 and is rotatably connected with the supporting rod 27 through a pin shaft, the other end of the supporting rod 27 is rotatably connected with the outer wall of the gas collecting pipe 8 through a pin shaft, the outer walls of the left side and the right side of the protective shell 4 are provided with second through grooves 28 matched with the connecting rods 26, and the inner walls of the second through grooves 28 are in clearance fit with the outer walls of the connecting rods 26.
Drive first bevel gear 22 rotary motion through driving motor 20, thereby first bevel gear 22 meshing connects second bevel gear 23 and drives leading screw 24 rotary motion, leading screw 24 is rotatory with spacing lantern ring 25 screw-thread fit to drive spacing lantern ring 25 at the inner chamber elevating movement of protecting the casing 4, thereby can drive bracing piece 17 elevating movement through connecting rod 26 and adjust the expansion angle of collecting main 8, improve raise dust data acquisition device's application range.
The utility model provides a raise dust data acquisition device for job site drives the lift of four gyro wheels 3 through first adjusting part to make gyro wheel 3 contact or leave ground, can make the device convenient to remove, thereby can not bring the trouble for the user to remove the device, has improved the efficiency that the user put in the device; through the second adjusting part who sets up, lead screw 24 drives connecting rod lift adjustment height with the cooperation of spacing lantern ring 25, and then adjusts the expansion angle of discharge 8 through bracing piece 27, improves raise dust data acquisition device's application range, and the practicality is strong.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (10)
1. Dust data acquisition device is used at job site establishes unable adjustment base (1) of cavity, its characterized in that including: the bottom of the fixed base (1) is provided with four first through grooves (2), and four rollers (3) corresponding to the four first through grooves (2) are rotatably arranged in the fixed base (1) through a first adjusting assembly; a protective shell (4) is arranged in the middle of the upper surface of the fixed base (1), an upright post (5) is fixedly installed in the center of the top of the protective shell (4), a gas mixing bin (6) is fixedly installed at the top end of the upright post (5), and a dust measuring instrument (7) is fixedly connected to the gas mixing bin (6); the bottom circumferential direction of gas mixing storehouse (6) is equipped with a plurality of gas manifolds (8), be equipped with on protection casing (4) and drive gas manifolds (8) around the bottom pivoted second adjusting part in gas mixing storehouse (6).
2. The raise dust data acquisition device for construction site according to claim 1, characterized in that: the first adjusting assembly comprises an electric push rod (9) fixedly installed at the center of the bottom end inside the fixing base (1), a horizontal supporting plate (10) is fixed to the top end of the electric push rod (9), four groups of U-shaped supporting seats (11) are fixedly arranged at four corners of the bottom of the supporting plate (10), and the four rollers (3) are rotatably connected into the four groups of U-shaped supporting seats (11) through rotating shafts (12).
3. The raise dust data acquisition device for construction site according to claim 2, characterized in that: four sets of spouts (13) have been seted up to unable adjustment base (1) inner wall both sides, fixedly connected with slider (14) is passed through to one side that U type supporting seat (11) are close to unable adjustment base (1) both sides wall, one side sliding connection in the inside wall of spout (13) that U type supporting seat (11) were kept away from in slider (14).
4. A raise dust data acquisition device for construction site according to claim 3, characterized in that: the bottom end four corners of the support plate (10) are fixedly provided with guide rods (15) which are vertically downward, guide pipes (16) are arranged under the four groups of guide rods (15), the bottom ends of the four groups of guide pipes (16) are fixedly connected with the inner bottom of the fixed base (1), and the bottom ends of the four groups of guide rods (15) are respectively and correspondingly inserted into the four groups of guide pipes (16).
5. A raise dust data acquisition device for construction site according to claim 4, characterized in that: the welding of both sides all symmetry has thread bush (17) around the lateral wall of unable adjustment base (1), the inside wall threaded connection of thread bush (17) has threaded rod (18), the bottom welding of threaded rod (18) has backup pad (19).
6. The raise dust data acquisition device for construction site according to claim 1, characterized in that: the second adjusting component comprises a driving motor (20), a rotating rod (21), a first bevel gear (22), a second bevel gear (23), a guide screw (24), a limiting sleeve ring (25), a connecting rod (26) and a supporting rod (27), wherein the driving motor (20) is fixedly installed on the outer side wall of the protective shell (4), the output end of the driving motor (20) extends to the inner side of the protective shell (4) and is fixedly connected with one end of the rotating rod (21), the other end of the rotating rod (21) is fixedly sleeved with the first bevel gear (22), the guide screw (24) is rotatably connected with the upper inner wall and the lower inner wall of the protective shell (4), the outer wall of the lower part of the guide screw (24) is sleeved with the second bevel gear (23) meshed with the first bevel gear (22), the outer wall of the guide screw (24) is in threaded connection with the limiting sleeve ring (25), the outer walls of the left side and the right side of the limiting sleeve ring (25) are fixedly connected with one end of the connecting rod (26), the other end of the connecting rod (26) extends to the outer side of the protective shell (4) and is rotatably connected with a supporting rod (27), and the other end of the supporting rod (27) is rotatably connected with the outer wall of the gas collecting pipe (8).
7. A raise dust data acquisition device for construction site according to claim 6, characterized in that: the outer walls of the left side and the right side of the protection shell (4) are respectively provided with a second through groove (28) matched with the connecting rod (26), and the inner wall of the second through groove (28) is in clearance fit with the outer wall of the connecting rod (26).
8. The raise dust data acquisition device for construction site according to claim 1, characterized in that: the gas mixing bin (6) is communicated with the gas collecting pipe (8) through a hose (29).
9. The raise dust data acquisition device for construction site according to claim 1, characterized in that: and one end of the gas collecting pipe (8) far away from the gas mixing bin (6) is arranged in a horn shape.
10. The raise dust data acquisition device for construction site according to claim 1, characterized in that: and an air suction pump is arranged in the air mixing bin (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121376234.8U CN214890276U (en) | 2021-06-21 | 2021-06-21 | Raise dust data acquisition device for construction site |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121376234.8U CN214890276U (en) | 2021-06-21 | 2021-06-21 | Raise dust data acquisition device for construction site |
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| CN214890276U true CN214890276U (en) | 2021-11-26 |
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| CN202121376234.8U Active CN214890276U (en) | 2021-06-21 | 2021-06-21 | Raise dust data acquisition device for construction site |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935090A (en) * | 2022-04-08 | 2022-08-23 | 邵阳学院 | Portable support frame |
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2021
- 2021-06-21 CN CN202121376234.8U patent/CN214890276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935090A (en) * | 2022-04-08 | 2022-08-23 | 邵阳学院 | Portable support frame |
| CN114935090B (en) * | 2022-04-08 | 2024-06-25 | 邵阳学院 | Portable support frame |
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