JP2013167472A - Frame for measuring apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a frame allowing components of a measuring apparatus to be attached at optional heights/positions as to a measuring apparatus frame for attaching the components of the measuring apparatus when preparing the measuring apparatus.SOLUTION: A frame 100 includes: a frame body 108 including a bottom 102 whose planar shape is a quadrilateral, a top part 104 whose planar shape is a quadrilateral and four supports 106 vertically arranged between corner parts of the bottom and corner parts of the top part; a component attaching member 110 for attaching components of a measuring apparatus; and a fixing member 112 for detachably fixing the component attaching member at optional positions of the supports.

Description

  The present invention relates to a measurement device mount for attaching a component of the measurement device when the measurement device is manufactured. More specifically, the measurement device can attach the component of the measurement device to an arbitrary height and position. It relates to a platform.

  Conventionally, as an indoor installation type microparticulate matter (PM2.5: Particulate Matter 2.5) measuring device for installation in the office building (measuring station) of the ambient air measurement station, those shown in FIGS. 5 and 6 are known. (For example, refer nonpatent literature 1). FIG. 5 is a schematic front view of the measurement apparatus, and FIG. 6 is a schematic side view of the measurement apparatus.

  Note that PM2.5 is suspended dust having a particle size of 2.5 μm or less. In addition, as a particulate matter measuring device in the atmosphere, there is a suspended particulate matter (SPM) measuring device in addition to the PM2.5 measuring device described above. SPM is suspended dust having a particle size of 10 μm or less.

  5 and 6, reference numeral 10 denotes a measuring device mount for mounting components of the measuring device. The gantry 10 includes a quadrangular two-stage box rack 12 disposed at the bottom, a quadrangular top 14, and a vertical position between a corner of the box rack 12 and a corner of the top 14. A gantry body 18 including four columns 16 arranged is provided. A pump unit 20 for atmospheric suction is disposed below the box rack 12 at the bottom, and a recorder 22, a power supply box 24, and an external terminal plate 26 are disposed above the box rack 12. In addition, a rectangular box-shaped rack 28 is fixed to the upper portion of the gantry body 18, and an analysis unit 30 is disposed on the box-shaped rack 28.

  A sample collection mechanism 32 is connected to the analysis unit 30. The sample collection mechanism 32 includes a sample collection tube 34, a sample atmosphere inlet 36, a PM10 (SPM) inlet 38, a drain trap 40, a thermometer 42, and a PM2.5 particle sizer 44, and is connected to the analysis unit 30.

  In the measurement apparatus of this example, the lower part of the gantry 10 is normally fixed to the floor of the measurement station, the upper part of the gantry 10 is fixed to the ceiling 49 of the measurement station, and the roof base 46 is fixed to the upper surface of the roof 48. Used. In this case, the distance between the PM2.5 particle sizer 44 and the analysis unit 30 is less than 1.5 m according to the “Regular Environmental Air Monitoring Manual 6th Edition” (March 2010, Ministry of the Environment Water and Air Environment Bureau). It is stipulated that

  Moreover, the measuring apparatus of this example introduces PM2.5 of the suspended dust in the sample atmosphere collected by the sample collection mechanism 32 into the analysis unit 30, and measures PM2.5 by the beta ray absorption method. is there. The beta ray absorption method is a measurement method that utilizes the fact that when a substance is irradiated with low energy beta rays, the amount of absorbed beta rays increases in proportion to the mass of the substance. Specifically, the mass of PM2.5 is measured by irradiating PM2.5 collected on the filter paper with beta rays and measuring the transmitted beta ray intensity.

Catalog of “Microparticulate matter (PM2.5) measuring device” by Toa DKK Corporation (http://www.toadkk.co.jp/product/env/ap/i36ghb000000098o-att/fpm377.pdf?1)

  In the measuring apparatus shown in FIGS. 5 and 6, as described above, the distance between the PM2.5 particle sizer 44 and the analysis unit 30 is less than 1.5 m. If it is high, the position of the analysis unit 30 becomes high, and the distance between the analysis unit 30 and other components (specifically, the recorder 22, the power supply box 24, the external terminal plate 26) increases, There was a problem that usability deteriorated. This is because the recorder 22, the power supply box 24 and the external terminal plate 26 are integrally incorporated in one box-shaped rack 12 which is fixed to the lower part of the gantry body 18 and cannot be changed in position, so that the apparatus is stabilized. Because it also serves as the foundation.

  5 and 6 cannot change the positions of the power supply box 24 and the external terminal plate 26. Therefore, the power supply box 24 and the external terminal plate are adapted to the measurement device installation state in the measurement station. It was necessary to change the design of the 26 mounting positions. For example, when the measurement device is installed close to the wall of the measurement station, the power supply box 24 and the external terminal plate 26 are usually arranged on the side opposite to the wall to be moved, but the power supply box 24 and the external terminal plate are arranged as described above. Since the position of 26 cannot be changed at the time of installation of the measuring device, it is necessary to examine the mounting positions of the power supply box 24 and the external terminal plate 26 in advance in accordance with the measurement station from the stage of ordering the device and reflect it in the design. there were. That is, there is a problem that if the situation of the installation location is different from that at the time of ordering or there is an ordering error, it cannot be handled on site.

  The present invention has been made in view of the above-described circumstances, and an object of the present invention is to provide a measurement apparatus mount that can attach components of the measurement apparatus to any height and position.

In order to achieve the above object, the present invention is a measuring device mount for mounting a component of the measuring device,
The bottom of the quadrangle is a square, the top of the quadrangle is a square or a U-shape, and four struts arranged vertically between the corner of the bottom and the corner of the top. The gantry body;
A plate-shaped component mounting member for mounting the components of the measuring device;
There is provided a measuring apparatus gantry comprising: a fixing member that detachably fixes the component mounting member to an arbitrary position of one or two of the columns.

  Since the measuring device mount of the present invention has a component mounting member for mounting the components of the measuring device, and a fixing member for removably fixing the component mounting member to an arbitrary position of one or two columns. By changing the height of the component mounting member to be fixed to the column and the column to which the component mounting member is mounted, it is possible to mount the components of the measuring device at any height and position, improving the usability of the measuring device. be able to. In addition, since the component mounting member can be fixed to an arbitrary column when installing the measuring device, it can be used on the spot even if the mounting position is not fixed at the ordering stage. Therefore, it is not necessary to design the mounting positions of the component parts in advance.

  In the present invention, the component mounting member is preferably capable of mounting a component of the measuring device on the inside of the gantry main body, thereby preventing the component of the measuring device from protruding on the outer side of the gantry main body. be able to.

  The measurement apparatus mount of the present invention attaches the components of the measurement apparatus to any height and position regardless of the height of the ceiling of the measurement station, the power supply position, and the surrounding situation when the measurement apparatus is installed indoors. be able to.

It is a schematic front view which shows the microparticulate matter measuring device using an example of the mount for measuring devices based on this invention. It is a schematic side view of the measuring apparatus of FIG. It is a schematic perspective view of the measuring apparatus of FIG. It is a schematic perspective view which shows the component attachment member and fixing member of the measuring apparatus of FIG. It is a schematic front view which shows the microparticulate matter measuring device using the conventional stand for measuring devices. It is a schematic side view of the measuring apparatus of FIG.

  1 to 3 show a microparticulate matter (PM2.5) measuring device using an example of a measuring device mount according to the present invention, FIG. 1 is a schematic front view, FIG. 2 is a schematic side view, FIG. 3 is a schematic perspective view. The apparatus of this example is the same as the apparatus of FIGS. 5 and 6 except that the configuration of the gantry is different. Therefore, in FIGS. 1 to 3, the same components as those of FIGS. Reference numerals are assigned and explanations thereof are omitted.

  The measurement apparatus gantry 100 of this example includes a metal bottom portion 102 having a square planar shape, a metal top portion 104 having the same or U-shaped planar shape as the bottom portion 102, and corners and top portions 104 of the bottom portion 102. There is a gantry body 108 provided with four metal columns 106 arranged vertically between the corners. Further, the measurement apparatus gantry 100 of this example includes a component mounting member 110 for mounting components of the measurement apparatus, and a fixing member 112 for detachably fixing the component mounting member 110 to an arbitrary height position of an arbitrary column 106. It comprises.

  As the support column 106 of the gantry 100 of this example, as shown in FIG. 4, channel-shaped steel having a substantially U-shaped cross section in which both end portions in the width direction are folded inward is used. The column 106 is fixed to the bottom 102 and the top 104 by appropriate means such as bolting or welding. Further, as the component mounting member 110, a rectangular metal flat plate provided with bolt holes 110a for component mounting is used. The component attachment member 110 can attach the components of the measuring device to the inside of the gantry body 108. Further, the fixing member 112 includes a metal plate nut 112a disposed inside the support column 106 and a metal bolt 112b screwed into the plate nut 112a. It should be noted that a member such as a leaf spring for temporarily fixing the plate nut 112 a in the column 106 may be disposed in the column 106.

  In this example, a rectangular box-shaped rack 28 is fixed to the upper part of the gantry body 108 as in the prior art, and the analysis unit 30 is disposed on the box-shaped rack 28. However, the analysis unit 30 may be attached to the gantry 100 by the component attachment member 110. Further, three component mounting members 110 are respectively fixed by appropriate fixing members 112 at appropriate height positions of appropriate columns 106, and these three component mounting members 110 are respectively connected to a recorder 22, a power supply box 24, and an external terminal board. 26 is attached. Depending on the height and thickness of the ceiling 49 of the measurement station, the PM2.5 particle sizer 44 may be arranged in the station (below the ceiling 49).

  In the measurement apparatus of this example, the recorder 22, the power supply box 24, and the external terminal plate 26 can be arranged at any suitable height according to the height of the analysis unit 30, so that the ceiling of the measurement station Usability is improved regardless of the height of 49. Moreover, since the measuring apparatus of this example can attach the recorder 22, the power supply box 24, and the external terminal board 26 to the appropriate support | pillar 106 according to the condition of a measurement station building, the freedom degree of the attachment position of a component part Therefore, various designs according to installation conditions are not necessary. Therefore, according to the measuring apparatus of this example, even if the installation location is different from the ordering order or there is an ordering error, the recorder 22, the power supply box 24, the external terminal board are installed at the time of installing the measuring apparatus. It is also possible to freely adapt the 26 mounting positions on site, and the work efficiency for adapting to various local conditions is greatly improved. Moreover, since the component attachment member 110 should just be the thing which carried out the drilling process to the flat plate, a process is easy and can suppress cost.

  In the present invention, the structure / shape of the component mounting member is not limited, and any structure / shape may be used as long as the component of the measuring apparatus can be mounted. Further, the structure / shape of the fixing member is not limited, and any structure / shape may be used as long as the component mounting member can be detachably fixed to an arbitrary position of the support column. Furthermore, the structure and shape of the support can be selected as appropriate.

20 Pump unit 22 Recorder 24 Power supply box 26 External terminal plate 30 Analyzing section 32 Sample collection mechanism 34 Sample collection pipe 36 Sample air inlet 38 PM10 inlet 40 Drain trap 42 Thermometer 44 PM2.5 particle sizer 46 Roof base 48 Roof 49 Ceiling 100 Measuring device base 102 Bottom 104 Top part 106 Post 108 Base body 110 Component mounting member 112 Fixing member

Claims (3)

A measuring device mount for mounting measuring device components,
The bottom of the quadrangle is a square, the top of the quadrangle is a square or a U-shape, and four struts arranged vertically between the corner of the bottom and the corner of the top. The gantry body;
A plate-shaped component mounting member for mounting the components of the measuring device;
A measuring device pedestal comprising: a fixing member that removably fixes the component mounting member to an arbitrary position of one or two of the columns.   The measuring device mount according to claim 1, wherein the component mounting member can mount the component on the inside of the mount body.   The measuring device is a microparticulate matter measuring device having an analysis unit, a recorder, a power supply box and an external terminal plate, and has a plurality of component mounting members as the component mounting members. 3. The measuring device mount according to claim 1, wherein a recorder, a power supply box, and an external terminal plate are respectively attached.

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