JP7281273B2 - extractor container - Google Patents

Description

The present invention relates to a meter cover.

Conventionally, it is known to wirelessly receive and process measurement results from a plurality of measuring instruments (see, for example, the abstract of Patent Document 1). It is also known to cover the measuring instrument with a cover to protect it from the external environment.

JP 2007-48024 A

However, in order to cover each of the plurality of measuring instruments sufficiently to protect them from the external environment, it takes an excessive amount of effort to cover them.

Accordingly, an object of the present invention is to sufficiently protect a plurality of measuring instruments from the external environment.

A derivation device container according to the present invention includes a plurality of derivation devices for deriving the measurement target quantity upon receiving a conversion result from a physical quantity converter that converts a measurement target quantity into another physical quantity, and the plurality of derivation devices. and a container for

In the derivation device container configured as described above, the plurality of derivation devices receive conversion results from physical quantity converters that convert a measurement target quantity into another physical quantity, and derive the measurement target quantity. A container accommodates the plurality of extractors.

In the lead-out device container according to the present invention, the quantity to be measured may be temperature, the other physical quantity may be voltage, and the physical quantity converter may be a thermocouple.

In addition, in the lead-out device container according to the present invention, the container may have a plurality of joined bodies that are joined together, and a waterproof member may be arranged between the joined bodies.

The lead-out device container according to the present invention may include a power terminal for supplying power to two or more of the plurality of lead-out devices.

A lead-out device container according to the present invention includes a lead-out device arrangement body having the plurality of lead-out devices arranged on its surface, and a substrate having a connector arranged on its surface to which the physical quantity converter is connected. A substrate may be arranged behind the extractor arrangement.

In addition, in the lead-out container according to the present invention, the container may have a bottom portion and a protrusion, and the lead-out container may be provided with an outer cover covering the protrusion.

In addition, the extractor container according to the present invention may include a fixing portion used for fixing to the object to be measured.

Further, the present invention is a wireless data recording system for a vehicle comprising the lead-out device container according to the present invention and a receiving device for wirelessly receiving and recording the result of the lead-out by the lead-out device for the vehicle.

BRIEF DESCRIPTION OF THE DRAWINGS It is the perspective view which looked at the drawer container 1 concerning embodiment of this invention from the front diagonally above. It is the perspective view which looked at the drawer container 1 concerning embodiment of this invention from the back diagonally above. Fig. 3 is a plan view of the lead-out container container 1 according to the embodiment of the present invention with the upper joint 22 removed; 4 is a back view of the measurement unit fixing plate 32. FIG. FIG. 4 is a cross-sectional view taken along line VV of FIG. 3; Fig. 10 is a cross-sectional view of a lead-out device container 1 according to Modification 1 of the embodiment of the present invention; It is the perspective view which looked at the drawer container 1 concerning the modification 2 of embodiment of this invention from the front diagonally above.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 is a perspective view of a lead-out device container 1 according to an embodiment of the present invention, viewed obliquely from above. FIG. 2 is a perspective view of the drawer container 1 according to the embodiment of the present invention as seen obliquely from the rear.

The extractor container 1 includes a container 2, a bolt 3, a thermocouple outlet 4 (see FIG. 1), a power cable insertion opening 5 (see FIG. 2), and a plurality of measurement units (leaders) 10 (see FIGS. 4 and 4). 5). The extractor housing 1 is used, for example, in a wireless data logger.

The container 2 has an upper joint 22 and a lower joint 24 that are joined together.

The upper joint 22 has an upper side wall 22a, a lid 22b, and an upper screw projection 22c. The upper side wall 22 a is the upper side wall of the container 2 . The lid 22b is a plate-like member positioned at the top of the upper joint 22. As shown in FIG. The upper screw projection 22c protrudes laterally from the upper side wall 22a and has a hole for receiving the bolt 3. As shown in FIG.

The lower joint 24 has a lower sidewall 24a, a bottom 24b, and a lower screw projection 24c. The lower side wall 24a is the lower side wall of the container 2 . The bottom portion 24b is a plate-like member positioned at the lowest portion of the lower joint 24. As shown in FIG. The lower screw projection 24c protrudes laterally from the lower side wall 24a and has a hole for receiving the bolt 3 (see FIG. 3).

However, the above-mentioned "top" and "bottom" mean the top and bottom when the lid 22b is placed upward and the bottom portion 24b is placed downward. For example, when the lid 22b is placed downward and the bottom portion 24b is placed upward, the top and bottom are reversed. For example, when the extractor container 1 is attached to an automobile and used for temperature measurement, the bottom portion 24b is attached under the vehicle. At this time, the lid 22b is arranged downward and the bottom portion 24b is arranged upward.

The bolt 3 passes through the upper screw projection 22c and reaches into the lower screw projection 24c. The bolt 3 has a male thread, and fastens the upper screw projection 22c and the lower screw projection 24c. Thereby, the upper joined body 22 is fixed to the lower joined body 24 .

The thermocouple lead-out port 4 is an opening through which a thermocouple (physical quantity converter) 40 (see FIG. 5) accommodated in the container 2 is drawn out of the container 2 . However, the thermocouple 40 is omitted from FIGS. 1 and 2 . One end of the thermocouple 40 is arranged at a place where temperature is to be measured, and the thermocouple 40 extends to that end.

The power cable insertion opening 5 is an opening for inserting a power cable into the container 2 . However, the power cable is omitted from the illustration. The power cable is connected to the power terminal 39 (see FIG. 4). However, the power source for the lead-out device 10 may be provided inside the container 2, in which case the power cable insertion port 5 is not required.

FIG. 3 is a plan view of the drawer housing 1 according to the embodiment of the present invention with the upper joint 22 removed. 4 is a back view of the measurement unit fixing plate 32. FIG. 5 is a cross-sectional view taken along line VV of FIG. 3. FIG. However, in FIG. 5, the upper screw projection 22c and the lower screw projection 24c are omitted.

With reference to FIGS. 4 and 5, the container 2 contains a plurality of (for example, 10: see FIG. 4) measurement units (leaders) 10 . The container 2 also contains a thermocouple (physical quantity converter) 40 that converts temperature (quantity to be measured) into voltage (another physical quantity).

A measurement unit (leader) 10 receives the conversion result (voltage) from the thermocouple 40 and derives the temperature. The measurement unit 10 can receive the conversion results (voltage) from, for example, seven thermocouples 40 and derive the temperature. As described above, the lead-out container 1 has, for example, 10 measurement units 10, so that the lead-out container 1 as a whole receives conversion results (voltage) from 7×10=70 thermocouples 40. , the temperature can be derived.

However, thermocouple 40 is merely an example of a physical quantity converter. In addition to temperature, for example, humidity, voltage, current, resistance, strain, velocity, acceleration, rotation, magnetic field, position, altitude, pressure, and illuminance can be considered as measurable quantities. Another physical quantity may be any physical quantity other than the measurement target quantity. Thermocouple 40 may be replaced with, for example, a strain gauge.

Referring to FIG. 3 , packing (waterproof member) 6 is arranged between upper joint 22 and lower joint 24 . The packing 6 is a water-impermeable member (for example, rubber). The packing 6 is not shown in FIGS. 1 and 2. As shown in FIG.

The lead-out device housing 1 also includes a measurement unit fixing plate (lead-out device arrangement) 32 , a spacer 33 , a substrate 34 , a connector 36 , a measurement unit connector 38 , and a power supply terminal 39 .

Referring to FIG. 4, the power terminal 39 is a terminal for supplying power that is connected to two or more (for example, all) of the plurality of lead-out devices 10 and common to them.

The measurement unit fixing plate (derivator arrangement) 32 is a plate having a surface on which a plurality of derivation devices 10 are arranged. The substrate 34 is the substrate on which the connector 36 is arranged. A connector 36 is a connector to which a thermocouple (physical quantity converter) 40 is connected. For example, 70 connectors 36 are arranged on the surface of substrate 34 . Note that the substrate 34 is arranged on the back side of the lead-out device arrangement 32 . The spacer 33 is a member that separates the back surface of the substrate 34 and the back surface of the measurement unit fixing plate 32 . A portion of the back surface of the measurement unit fixing plate 32 that is covered with the back surface of the substrate 34 is recessed by the thickness of the spacer 33 . The measurement unit connector 38 is connected to the derivation device 10 by the lead wire 11 . The measurement unit connector 38 and the connector 36 are connected to each other by a conductor (not shown) on the back surface of the substrate 34 . Note that the connector 36 may be arranged on the container 2 (for example, on the lower side wall 24a) instead of on the substrate 34. FIG. Also, a terminal block may be arranged instead of the connector 36 (for example, the terminal block may be arranged on the lid 22b).

Also, the conducting wire 11 and the thermocouple 40 are shown bent at a right angle for convenience of illustration, but they are actually bent.

According to the embodiment of the present invention, even if each of the plurality of measurement units (leader) 10 is not covered with a cover that sufficiently protects them from the external environment, the container 2 that accommodates the plurality of measurement units 10 can A plurality of measurement units 10 can be sufficiently protected from the external environment.

Moreover, according to the embodiment of the present invention, the packing 6 arranged between the upper joint 22 and the lower joint 24 can collectively waterproof the plurality of measurement units 10 .

Furthermore, according to the embodiment of the present invention, the container 2 is connected to two or more (for example, all) of the plurality of lead-out devices 10 by the power supply terminal 39 which is a terminal for power supply common to them. Since it is not necessary to have a battery or the like inside, the size of the lead-out device container 1 can be reduced.

Moreover, according to the embodiment of the present invention, the connector 36 is arranged on the back side of the measuring unit (leader) 10, so that the area of the planar shape (see FIG. 3) of the leader housing 1 can be reduced. can.

In addition, the following modifications are conceivable for the embodiments of the present invention.

(Modification 1)
FIG. 6 is a cross-sectional view of a lead-out device container 1 according to Modification 1 of the embodiment of the present invention. However, FIG. 6 corresponds to the VV cross-sectional view of FIG.

The lower side wall 24a, the upper side wall 22a, and the lid 22b of the container 2 are called projections. The container 2 then has a bottom portion 24b and protrusions (lower side wall 24a, upper side wall 22a, lid 22b). The protruding portion protrudes from the bottom portion 24b.

The lead-out container container 1 according to Modification 1 of the embodiment of the present invention includes outer coverings (upper side wall 52a, lid 52b, lower side wall 54a) that cover the protrusions. Upper sidewall 52a is similar to upper sidewall 22a, lid 52b is similar to lid 22b, and lower sidewall 54a is similar to lower sidewall 24a.

When the lead-out container housing 1 according to Modification 1 of the embodiment of the present invention is attached to a vehicle and used for temperature measurement, the outer covering tool is not required when measuring on a test bench, and it is not necessary to attach it. This is because, when measuring on a test bench, it is sufficient to be vibration-proof, waterproof and dust-proof, and if that is the case, the container 2 is sufficient. When measuring by running an actual vehicle, attach an outer cover to prevent damage from stone splashes, etc. As a result, even when damaged by a stone splash or the like, it is sufficient to replace the outer cover and the container 2 does not have to be replaced.

(Modification 2)
FIG. 7 is a perspective view of the lead-out device container 1 according to Modification 2 of the embodiment of the present invention, viewed obliquely from above.

A drawer container 1 according to Modification 2 of the embodiment of the present invention has a plurality of mounting holes (fixing portions) 8 penetrating through a bottom portion 24b in the thickness direction. A mounting tool (not shown) such as a bolt is passed through the mounting hole 8 to fix the extractor container 1 to an object to be measured (not shown) such as a vehicle.

(Modification 3)
The measurement unit (derivator) 10 may wirelessly transmit the derivation result (temperature) for the vehicle. The transmitted derivation results (data) are received and recorded by the receiving device. The extractor container 1 and the receiving device according to Modification 3 constitute a vehicle wireless data recording system.

REFERENCE SIGNS LIST 1 extractor container 2 container 22 upper joint 24 lower joint 4 thermocouple outlet 5 power cable insertion port 6 packing (waterproof member)
8 Mounting hole (fixed part)
10 measurement unit (leader)
32 measurement unit fixing plate (leader arrangement)
33 spacer 34 substrate 36 connector 38 connector for measurement unit 39 power supply terminal 40 thermocouple (physical quantity converter)

Claims (7)

a plurality of derivation units for deriving the measurand based on a conversion result from a physical quantity converter that converts the measurand to another physical quantity;
a container that houses the plurality of lead-out devices;
a lead-out device arrangement body having a surface on which the plurality of lead-out devices are arranged;
a substrate on which a connector to which the physical quantity converter is connected is arranged;
with
An extractor housing, wherein the substrate is arranged on the back side of the extractor arrangement . The extractor container according to claim 1,
the quantity to be measured is temperature,
the other physical quantity is voltage;
wherein the physical quantity converter is a thermocouple;
extractor container; The extractor container according to claim 1 or 2,
The container has a plurality of joints that are joined together,
A waterproof member is arranged between the joints,
extractor container; The extractor container according to claim 1 or 2,
A lead-out device container comprising a power terminal for supplying power to two or more of the plurality of lead-out devices. The extractor container according to claim 1 or 2,
the container has a bottom and a protrusion;
An extractor container, wherein the extractor container comprises an outer covering covering the protrusion. The extractor container according to claim 1 or 2,
A lead-out container with a fixing part used for fixing to the object to be measured. a drawer container according to any one of claims 1 to 6 ;
a receiving device that wirelessly receives and records the result of derivation by the derivation device regarding the vehicle;
A wireless data recording system for vehicles with

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