JP2015034791A - Measurement apparatus housing box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a small measurement apparatus housing box for housing a measurement apparatus for measuring atmospheric pressure, temperature, and humidity.SOLUTION: A measurement apparatus housing box 1 for housing a measurement apparatus comprises: an air inlet port 11 disposed in the measurement apparatus housing box 1; an air inlet port 21 disposed in the measurement apparatus housing box 1 so that the measurement apparatus is held between the air inlet port 21 and the air inlet port 11; and a fan 21a for blowing air flowing from the air inlet port 11 at constant air quantity to the measurement apparatus.

Description

  The present invention relates to a measuring device storage box for storing a measuring device for measuring atmospheric pressure, temperature or humidity for optical surveying.

  In optical surveying such as laser surveying, it has been found that it is important to measure the atmospheric pressure, temperature and humidity in the vicinity of the optical path outside the optical surveying device in order to perform optical surveying accurately. On the other hand, as a weather observation device or a temperature measurement device, a measurement device that measures atmospheric pressure, temperature, or humidity is used to forcibly exhaust air using a fan in order to improve followability to changes in the outside air. A measuring device that measures in a state in which a wind is applied has been proposed (for example, Patent Documents 1 and 2).

Japanese Patent Application Laid-Open No. 11-212844 Japanese Patent No. 3524292

  Conventional measuring device storage devices are large and have limited installation locations. When a conventional measuring instrument storage device is used for optical surveying, the optical system including the optical surveying device becomes large, and it is necessary to select a location for optical surveying. There is an inconvenience that the original purpose of surveying cannot be achieved.

  An object of the present invention is to provide a small-sized measuring device storage box that can store environmental measuring equipment and can measure environmental conditions without selecting a place for optical surveying.

  The measuring device storage box according to the present invention is a measuring device storage box for storing the measuring device, and is provided in the measuring device storage box so as to sandwich the measuring device together with the intake port provided in the measuring device storage box. A measuring device storage box, comprising: an exhaust port formed therein; and a blower unit that applies air flowing from the intake port to the measuring device with a constant air volume.

  Preferably, the air inlet has a filter for removing dust and the like in the air. The filter has an effect of not directing the wind of outside air directly on the measuring device. Moreover, it has the effect that the flow volume of the air which enters a measuring device storage box can be adjusted.

  Preferably, the intake port faces the exhaust port.

  Preferably, the measuring device storage box according to the present invention further includes an adjusting plate for blocking a part of the exhaust port in order to adjust the exhaust amount of air.

  Suitably, a ventilation part has a fan.

  According to the present invention, by providing the exhaust port provided in the measurement device storage box so as to sandwich the measurement device together with the intake port, the space for storing the measurement device in the measurement device storage box can be made as small as possible. The measuring device storage box can be made small.

It is a perspective view of the measuring device storage box by this invention. It is a figure which shows the state which removed the cover of the measuring device storage box of FIG. It is a figure which shows the state which accommodated the measuring device after removing the cover of the measuring device storage box of FIG. It is a figure which shows the measuring device shown in FIG.

A measuring instrument storage box according to the present invention will be described in detail with reference to the drawings.
FIG. 1 is a perspective view of a measuring device storage box according to the present invention. A measuring instrument storage box 1 shown in FIG. 1 is arranged near an optical path outside the optical surveying apparatus, and stores a measuring instrument that measures atmospheric pressure, temperature, or humidity for optical surveying. Hit the wind. The measuring device storage box 1 includes a lid 10 and a container 20, and an air inlet 11 having a filter 11 a for adjusting the flow rate of air is formed in the lid 10.

  FIG. 2 is a diagram illustrating a state where the lid of the measuring device storage box of FIG. 1 is removed. As shown in FIG. 2, an exhaust port 21 is formed at the bottom of the container 20, and the exhaust port 21 is a fan as a blower unit that applies air flowing from the intake port 11 to the measuring device with a constant air volume. 21 a is attached, and the fan 21 a forcibly exhausts the air in the measuring device storage box 1. In addition, adjustment plates 22a and 22b for sealing a part of the exhaust port 21 are attached to the bottom of the container 20 in order to adjust the exhaust amount of air.

  The exhaust port 21 faces the air inlet 11 when the lid 10 is attached to the container 20, and together with the air inlet 11 when the lid 10 is attached to the container 20 in a state where the measuring device is stored in the measuring device storage box 1. Insert the measuring device. The fan 21a is driven by a motor (not shown).

  The container 20 contains battery packs 23a and 23b for storing batteries that supply power to a motor (not shown), and a filler 24 that forms a space for storing measurement equipment together with the lid 10 and the bottom of the container 20.

  Electric wires (not shown) are provided between the batteries in the battery packs 23a and 23b and a motor (not shown), and connection and disconnection between the batteries in the battery packs 23a and 23b and the motor (not shown) are performed via electric wires (not shown). This is done by turning on and off a switch (not shown).

  In the present embodiment, by providing the filter 11a and the adjustment plates 22a and 22b, it is possible to adjust the air volume (ventilation speed) of the wind applied to the measurement device stored when the fan 21a is driven. Further, by changing the size of the filter 11a and the range in which the exhaust port 21 is blocked by the adjustment plates 22a and 22b, the air volume applied to the measuring device can be changed.

  FIG. 3 is a diagram illustrating a state in which the measurement device is stored after the lid of the measurement device storage box of FIG. 1 is removed, and FIG. 4 is a diagram illustrating the measurement device illustrated in FIG. The measuring device 25 housed in the space formed with the lid 10, the filler 24 and the bottom of the container 20 is a measuring device of the type Kestrel 400BT commercially available from Kestrel, and communicates wirelessly with a personal computer via Bluetooth. However, it is a measuring device that can download data.

  The measuring device 25 includes a pressure sensor that measures atmospheric pressure, a temperature sensor that measures temperature, a sensor group 25a including a humidity sensor that measures humidity, an anemometer 25b that measures wind speed, and the measured atmospheric pressure, temperature, humidity, It has a display 25c that displays wind speed and the like, a key group 25d for performing various operations of the measuring device 25, and a processor (not shown) that controls the operation of the measuring device 25. The measuring device 25 is supplied with electric power by a battery (not shown) housed in the measuring device 25, and is switched between an activated state and a non-activated state by a switch (not shown).

  By applying a predetermined air volume (for example, a wind speed of 5 m / s) to the measuring device 25 by the fan 21a, there is an advantage that the followability to a change in the outside air can be improved. In addition, since the measuring device 25 can download data, the data can be stored. Furthermore, since the measurement device 25 can wirelessly transfer data, the installation location of the measurement device 25, that is, the measurement device storage box 1 is not limited. As the measuring device 25, a measuring device other than the measuring device whose type is Kestrel 400BT commercially available from Kestrel Corporation may be used.

  According to the present embodiment, the exhaust port 21 that forcibly exhausts the air in the measurement device storage box 1 faces the intake port 11 and sandwiches the measurement device 25 together with the intake port 11, whereby the measurement device storage box Since the space for storing the measuring device 25 in 1 can be made as small as possible, the measuring device storage box 1 can be reduced in size. Moreover, since the measuring device storage box 1 can be reduced in size, the measuring device storage box 1 can be reduced in weight and can be comprised at low cost. According to the present invention, it has become possible to perform environmental surveying quickly, simply, and stably without limiting the installation location, thereby enabling surveying without selecting a location for optical surveying. The measurement equipment storage box that houses the measurement equipment has made it possible to accurately measure the environmental conditions without having to choose a location for optical surveying, such as in tunnels, mountains, or on iron bridges.

DESCRIPTION OF SYMBOLS 1 Measuring equipment storage box 10 Lid 11 Inlet 11a Filter 20 Container 21 Exhaust 21a Fan 22a, 22b Adjustment plate 23a, 23b Battery pack 24 Filler 25 Measuring equipment

Claims (5)

A measuring equipment storage box for storing measuring equipment,
An air inlet provided in the measuring device storage box;
An exhaust port provided in the measurement device storage box so as to sandwich the measurement device together with the intake port;
A blower unit for applying air flowing from the intake port to the measuring device with a constant air volume;
A measuring device storage box comprising:   The measuring device storage box according to claim 1, wherein the intake port has a filter for adjusting a flow rate of air.   The measuring instrument storage box according to claim 1, wherein the intake port faces the exhaust port.   The measuring instrument storage box according to any one of claims 1 to 3, further comprising an adjustment plate that blocks a part of the exhaust port in order to adjust an air exhaust amount.   The measuring device storage box according to claim 1, wherein the air blowing section includes a fan.

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