CN214749604U - Instrument mounting platform for dust concentration detection - Google Patents
Instrument mounting platform for dust concentration detection Download PDFInfo
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- CN214749604U CN214749604U CN202120642192.1U CN202120642192U CN214749604U CN 214749604 U CN214749604 U CN 214749604U CN 202120642192 U CN202120642192 U CN 202120642192U CN 214749604 U CN214749604 U CN 214749604U
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Abstract
The utility model discloses an instrument mounting platform for dust concentration detection, including horizontal wind-tunnel and the sliding platform, sliding platform includes the fly leaf, corresponds the fly leaf on the wind-tunnel lateral wall and sets up the dead slot, the fly leaf run through the wind-tunnel through the dead slot and with wind-tunnel lateral wall swing joint, the outer wall parallel and level of fly leaf one end and wind-tunnel, the other end is located outside the wind-tunnel, and the fly leaf both ends correspond the dead slot and match and be provided with the closing plate, the pull rod is connected in the closing plate outside, the fly leaf both ends are close to end position and set up the instrument stand. The utility model discloses a pull rod pulling fly leaf makes the fly leaf be close to the part of tip and exposes the wind-tunnel, can directly install measuring instrument on the instrument stand, and the pull rod is pulled again and is made the instrument be located the wind-tunnel and realize measuring the operation, and this mode direct mount or take off measuring instrument, convenient operation is swift, effectively improves measurement of efficiency.
Description
Technical Field
The utility model belongs to the technical field of dust detection equipment, concretely relates to instrument mounting platform for dust concentration detects.
Background
The dust refers to tiny particles suspended in the air, and dust with a certain concentration exists in the atmosphere more or less, so that adverse effects on the environment and human health are generated. In the construction environment of some specific industries, particularly in mine operation, a large amount of dust exists in the air, the construction is influenced due to the overlarge concentration, chronic lung diseases can be caused due to the fact that constructors inhale too much, and the dust is accumulated to a certain concentration, so that explosion is easily caused. In order to ensure safety, optimize construction environment and prevent dust from harming human health, the dust concentration in a space is required to be strictly controlled, and then concentration detection needs to be carried out on the dust so as to control the dust within a safety standard.
At present, most of dust measuring instruments are used for detecting the dust concentration, and the quality and the accuracy of the dust measuring instruments are effective guarantee for measuring the dust concentration. Therefore, it is a common practice to debug a dust concentration measuring instrument by simulating a dust environment.
The dust environment simulation device in the prior art generally adopts a wind tunnel which is horizontally arranged, a fan is utilized to generate negative pressure in the wind tunnel to enable air to flow, so that dust is uniformly distributed in the wind tunnel, and a dust concentration detector is arranged at the section with the best dust uniformity. Usually, a detachable connection mode is adopted to install the detection instrument on the carrier, and then the carrier is connected with the wind tunnel through a flange, and the mode needs to be detached and installed every time of the test, so that the operation is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an instrument mounting platform for dust concentration detection to directly get the mode installation detecting instrument of directly putting, simplify the operating procedure, raise the efficiency.
The utility model discloses a technical scheme be, an instrument mounting platform for dust concentration detection, wind-tunnel and sliding platform including horizontal, sliding platform includes the fly leaf, corresponds the fly leaf on the wind-tunnel lateral wall and sets up the dead slot, the fly leaf run through the wind-tunnel through the dead slot and with wind-tunnel lateral wall swing joint, wall parallel and level outside fly leaf one end and the wind-tunnel, the other end is located the wind-tunnel outside, and the fly leaf both ends correspond the dead slot and match and be provided with the closing plate, closing plate outside connection pull rod, the fly leaf both ends are close to end position and set up the instrument stand.
Furthermore, the wind tunnel is cylindrical, and the center of the wind tunnel is located on the central axis of the movable plate.
Further, the length of the movable plate is 4/3-2 times of the diameter of the wind tunnel, and the distance from the instrument support to the side wall of the wind tunnel in the wind tunnel is not less than 1/3 of the diameter of the wind tunnel.
Furthermore, the sealing plug board comprises two side boards which are arranged in parallel, one ends of the two side boards are connected through a connecting board, a sealing rubber strip is arranged on the inner wall of the sealing plug board, and the distance between the sealing rubber strips is matched with the thickness of the movable plate.
Furthermore, a sealing rubber strip is arranged on the outer edge of the outer side of the sealing plate, and the outer diameter of the sealing rubber strip is larger than the aperture of the empty groove.
Furthermore, transparent covers are further arranged at two ends of the movable plate, the pull rod is located in the transparent covers, the transparent covers are of a semi-closed structure with openings at two ends, one opening corresponds to the movable plate and is connected with the side wall of the wind tunnel, and a baffle is movably connected to the other opening.
Further, the instrument support comprises a base, the base is fixedly connected with a movable plate, a bracket is arranged at the lower end of the base, a fixed arm is arranged on one side of the base, a telescopic arm is arranged on one side, opposite to the fixed arm, of the base, and the telescopic arm is connected with the base in a sliding mode through a sliding groove and a spring.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model discloses a set up the dead slot on the wind-tunnel lateral wall for fly leaf and wind-tunnel swing joint, and fly leaf length is greater than the wind-tunnel diameter, and the fly leaf both ends are equipped with the closing plate respectively, through pull rod pulling fly leaf, make the part that the fly leaf is close to the tip expose the wind-tunnel, can directly install the measuring instrument on the instrument stand, pull rod again makes the instrument be located the wind-tunnel and realizes the measurement operation, this mode direct mount or take off the measuring instrument, convenient operation is swift, effectively improves measurement efficiency;
2) the design adopts the cylindrical wind tunnel, which is favorable for uniformly dispersing dust, and the center of the wind tunnel is positioned on the central axis of the movable plate, namely the movable plate penetrates through the center of the wind tunnel, so that the inclination angles between the two ends of the movable plate and the side wall of the wind tunnel are smaller, and the installation and the operation of equipment are convenient;
3) the length of the movable plate is 4/3-2 times of the diameter of the wind tunnel, so that the movable plate always has one end part positioned outside the wind tunnel and used for mounting or taking and placing a measuring instrument, the measuring instrument is positioned in the wind tunnel after being pulled reversely by the pull rod to realize measurement, and the movable plate is prevented from occupying redundant space due to overlarge length;
4) the distance from the instrument support to the side wall of the wind tunnel in the wind tunnel is not less than 1/3 of the diameter of the wind tunnel, so that the measuring instrument is positioned in an effective area of a wind tunnel flow field, and the measuring accuracy is improved;
5) the design adopts the sealing plugboard to seal one end of the movable plate extending out of the wind tunnel, and the sealing rubber strips are arranged on the inner wall of the sealing plugboard, and the distance between the sealing rubber strips is matched with the thickness of the movable plate, so that the gap between the wind tunnel and the movable plate is completely sealed, the sealing effect is improved, and the dust distribution environment in the wind tunnel is ensured to be balanced and stable;
6) the sealing rubber strip is arranged on the outer edge of the sealing plate, the outer diameter of the sealing rubber strip is larger than the aperture of the empty groove, and the empty groove is covered and blocked by the sealing rubber strip, so that the sealing effect of the sealing plate is improved;
7) the instrument support comprises a base, a bracket is arranged at the lower end of the base, a fixed arm and a telescopic arm are respectively arranged on two opposite sides of the base, the telescopic arm is connected with the base in a sliding mode through a sliding groove and a spring, a measuring instrument is placed on the bracket, and the telescopic arm is adjusted to clamp the measuring instrument together with the fixed arm after being stretched.
Drawings
Fig. 1 is a schematic plan view of the present invention;
fig. 2 is a schematic structural view of the sealing insert plate of the present invention;
fig. 3 is a schematic structural diagram of the instrument holder of the present invention.
Detailed Description
The invention will be further explained with reference to the drawings attached to the specification in order to facilitate better understanding by those skilled in the art.
Referring to fig. 1-3, an instrument mounting platform for detecting dust concentration includes a horizontal wind tunnel 1 and a sliding platform, where the wind tunnel 1 is in a cylindrical structure, so as to avoid generation of a drift flow in the wind tunnel 1 and facilitate uniform distribution of dust.
The sliding platform comprises a movable plate 2, a sealing plate 3, a pull rod 4, an instrument support, a sealing inserting plate and a transparent cover 7.
The side wall of the wind tunnel 1 is provided with a dead slot corresponding to the movable plate 2, the movable plate 2 penetrates through the wind tunnel 1 through the dead slot and is movably connected with the side wall of the wind tunnel 1, the center of the wind tunnel 1 is located on the central axis of the movable plate 2, namely the movable plate 2 penetrates through the center of the wind tunnel 1, correspondingly, two ends of the movable plate 2 are symmetrically located at the gentle position of the side wall of the wind tunnel 1, the inclination angle between the two ends of the movable plate 2 and the side wall of the wind tunnel 1 is smaller, and equipment installation and use operation are facilitated.
8) The length of the movable plate is 4/3-2 times of the diameter of the wind tunnel, so that one end part of the movable plate is always positioned outside the wind tunnel and used for mounting or taking and placing a measuring instrument, the measuring instrument is positioned in the wind tunnel after being pulled reversely by the pull rod, the measurement is realized, and the movable plate is prevented from occupying redundant space due to overlarge length; the instrument support is located in the wind tunnel, and the distance from the instrument support to the side wall of the wind tunnel is not less than 1/3 of the diameter of the wind tunnel. The measuring instrument is located in the effective area of the wind tunnel flow field, and the measuring accuracy is improved.
The two ends of the movable plate 2 are provided with sealing plates 3 corresponding to the empty grooves in a matching mode, when the movable plate 2 is located in the wind tunnel 1, the empty grooves are used for sealing the empty grooves, sealing rubber strips are arranged on the outer edges of the sealing plates 3, the outer diameters of the sealing rubber strips are larger than the aperture of the empty grooves, and the sealing effect is enhanced.
The outer side of the sealing plate 3 is connected with a pull rod 4 for pulling the movable plate 2 to slide, two ends of the movable plate 2 are further provided with transparent covers 7, the pull rod 4 is located in the transparent covers 7, each transparent cover 7 is of a semi-closed structure with openings at two ends, one opening corresponds to the movable plate 2 and is connected with the side wall of the wind tunnel 1, a baffle is movably connected to the other opening, and a measuring instrument can be conveniently installed by opening the baffle.
The instrument support 5 is arranged on the movable plate 2, two ends of the instrument support are close to end portions, the instrument support 5 comprises a base 51, the base 51 is fixedly connected with the movable plate 2 through bolts, a bracket 52 is arranged at the lower end of the base 51, the bracket 52 and the base 51 are integrally formed, a fixed arm 53 is arranged on one side of the base 51, a telescopic arm 54 is arranged on one side, opposite to the fixed arm 53, of the base 51, the telescopic arm 54 is in sliding connection with the base 51 through a sliding groove and a spring, when the instrument support is used, the instrument is placed on the bracket 52, one side of the instrument support leans against the fixed arm 53, and then the telescopic arm 54 is adjusted to clamp the instrument together with the fixed arm 53 after being stretched.
Specifically, at least two instrument supports 5 are arranged at each end of the movable plate 2, so that dust concentration measurement is satisfied, and a plurality of measuring instruments can be calibrated simultaneously.
Further, the sealing plug board 6 is further included, the sealing plug board 6 includes two side boards 61 which are arranged in parallel, one ends of the two side boards 61 are connected through a connecting board 62 and are in an Contraband-shaped structure, sealing rubber strips are arranged on the inner wall of the sealing plug board 6, and the distance between the sealing rubber strips is matched with the thickness of the movable board 2; when one end of the movable plate 2 extends out of the wind tunnel 1, the movable plate 2 is inserted by the sealing inserting plate 6, so that the movable plate 2 is positioned between the two side plates 61, a gap between the empty groove and the movable plate 2 is sealed, and the sealing effect is enhanced by the sealing rubber strip.
The using method comprises the following steps: when the device is used, the pull rod 4 at one end is pulled, the movable plate 2 is pulled out of the wind tunnel 1, a measuring instrument is installed on the instrument support 5, then the movable plate 2 is pushed back to enable the sealing plate 3 at the end to completely seal the side wall of the wind tunnel 1, the sealing inserting plate 6 is inserted into the side wall of the wind tunnel 1 at the other end to completely block a gap between the empty groove and the movable plate 2, and measurement can be started. And after the measurement is finished, the sealing plugboard 6 is taken down, the movable plate 2 is pushed towards the other end, the movable plate 2 extends out of the wind tunnel 1 from the other end, and the measuring instrument is taken down.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the scope of the present invention. Without departing from the spirit and principles of the present invention, various modifications and improvements of the technical solution of the present invention will be considered by those skilled in the art within the scope of the present invention as defined in the appended claims.
Claims (7)
1. The utility model provides an instrument mounting platform for dust concentration detection, includes horizontally wind-tunnel (1) and slide bracket, its characterized in that: the sliding platform comprises a movable plate (2), an empty groove is formed in the side wall of the wind tunnel (1) corresponding to the movable plate (2), the movable plate (2) runs through the wind tunnel (1) through the empty groove and is movably connected with the side wall of the wind tunnel (1), one end of the movable plate (2) is flush with the outer wall surface of the wind tunnel (1), the other end of the movable plate is located outside the wind tunnel (1), sealing plates (3) are arranged at the two ends of the movable plate (2) in a matching mode corresponding to the empty groove, pull rods (4) are connected to the outer sides of the sealing plates (3), and instrument supports (5) are arranged at the two ends of the movable plate (2) close to end portions.
2. The instrument mounting platform for dust concentration detection according to claim 1, wherein: the wind tunnel (1) is cylindrical, and the center of the wind tunnel (1) is located on the central axis of the movable plate (2).
3. The instrument mounting platform for dust concentration detection according to claim 1, wherein: the length of the movable plate (2) is 4/3-2 times of the diameter of the wind tunnel (1), and the distance from the instrument support (5) to the side wall of the wind tunnel (1) in the wind tunnel (1) is not less than 1/3 of the diameter of the wind tunnel (1).
4. The instrument mounting platform for dust concentration detection according to claim 1, wherein: it still includes sealed picture peg (6), sealed picture peg (6) include two parallel arrangement's curb plate (61), and connecting plate (62) are passed through to two curb plate (61) one end and are connected to set up joint strip on sealed picture peg (6) inner wall, the distance between the joint strip matches with the thickness of fly leaf (2).
5. The instrument mounting platform for dust concentration detection according to claim 1, wherein: and a sealing rubber strip is arranged on the outer edge of the sealing plate (3), and the outer diameter of the sealing rubber strip is larger than the aperture of the empty groove.
6. The instrument mounting platform for dust concentration detection according to claim 1, wherein: the two ends of the movable plate (2) are further provided with transparent covers (7), the pull rod (4) is located in the transparent covers (7), the transparent covers (7) are of a semi-closed structure with openings at two ends, one opening corresponds to the movable plate (2) and is connected with the side wall of the wind tunnel (1), and the other opening is movably connected with a baffle.
7. The instrument mounting platform for dust concentration detection according to claim 1, wherein: instrument support (5) are including base (51), base (51) and fly leaf (2) fixed connection, base (51) lower extreme is provided with bracket (52), and base (51) one side is provided with fixed arm (53), and the one side relative with fixed arm (53) on base (51) sets up flexible arm (54), flexible arm (54) pass through spout and spring sliding connection with base (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120642192.1U CN214749604U (en) | 2021-03-30 | 2021-03-30 | Instrument mounting platform for dust concentration detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120642192.1U CN214749604U (en) | 2021-03-30 | 2021-03-30 | Instrument mounting platform for dust concentration detection |
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| Publication Number | Publication Date |
|---|---|
| CN214749604U true CN214749604U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120642192.1U Active CN214749604U (en) | 2021-03-30 | 2021-03-30 | Instrument mounting platform for dust concentration detection |
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| CN (1) | CN214749604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117388140A (en) * | 2023-12-04 | 2024-01-12 | 北京智科特机器人科技有限公司 | Laboratory powder material monitoring method and monitoring device |
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2021
- 2021-03-30 CN CN202120642192.1U patent/CN214749604U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117388140A (en) * | 2023-12-04 | 2024-01-12 | 北京智科特机器人科技有限公司 | Laboratory powder material monitoring method and monitoring device |
| CN117388140B (en) * | 2023-12-04 | 2024-03-08 | 北京智科特机器人科技有限公司 | Laboratory powder material monitoring method and monitoring device |
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