阅读说明：本技术 制冷剂检测传感器和使用其的制冷装置 (Refrigerant detection sensor and refrigeration device using same ) 是由 野内义照 于 2018-07-06 设计创作，主要内容包括：制冷剂检测传感器(30)具备至少1个传感器元件(42)、过滤器(45)、传感器罩(41)以及传感器盒(31)。传感器元件(42)按照可检测制冷剂气体的方式构成。过滤器(45)被配置在传感器元件(42)的附近。传感器罩(41)将通过了过滤器(45)的制冷剂气体引导至传感器元件(42)。传感器盒(31)具有面向过滤器(45)和传感器罩(41)中的至少一者的、或者包含上述中的至少一者的传感器盒内部空间。在传感器盒(31)形成有与第1检测对象空间(13a)连通的第1开口部(32a)、以及与第2检测对象空间(13b)连通的第2开口部(32b)。(The refrigerant detection sensor (30) is provided with at least 1 sensor element (42), a filter (45), a sensor cover (41), and a sensor case (31). The sensor element (42) is configured to detect the refrigerant gas. The filter (45) is disposed in the vicinity of the sensor element (42). The sensor cover (41) guides the refrigerant gas that has passed through the filter (45) to the sensor element (42). The sensor case (31) has a sensor case internal space facing at least one of the filter (45) and the sensor cover (41) or including at least one of the above. A1 st opening (32a) communicating with a 1 st detection target space (13a) and a 2 nd opening (32b) communicating with a 2 nd detection target space (13b) are formed in the sensor case (31).)

1. A refrigerant detection sensor (30, 30A, 30B, 30C, 30D, 30E) which is a refrigerant detection sensor (30) for detecting the presence of flammable refrigerant gas in a 1 st detection target space (13a) and a 2 nd detection target space (13B), wherein the sensor comprises:

at least 1 sensor element (42) configured to detect the refrigerant gas,

a filter (45) arranged in the vicinity of the at least 1 sensor element,

a sensor cover (41) for guiding the refrigerant gas having passed through the filter to the at least 1 sensor element, and

a sensor cartridge (31) having a sensor cartridge interior space facing or containing at least one of the filter and the sensor cover,

the sensor cartridge is formed with a 1 st opening (32a) communicating with the 1 st detection target space and a 2 nd opening (32b) communicating with the 2 nd detection target space.

2. The refrigerant detection sensor (30B, 30C, 30D) of claim 1,

the sensor cartridge has a sensor cartridge partition (34) in contact with the filter,

the sensor cartridge partition section partitions the sensor cartridge internal space into a 1 st sensor cartridge internal space (C1) communicating with the 1 st opening portion and a 2 nd sensor cartridge internal space (C2) communicating with the 2 nd opening portion.

3. The refrigerant detection sensor (30E) of claim 1,

the sensor further includes: a circuit board (37) having a 1 st surface (S1) and a 2 nd surface (S2) opposite to the 1 st surface,

the at least 1 sensor element includes a 1 st sensor element (42a) mounted on the 1 st surface and a 2 nd sensor element (42b) mounted on the 2 nd surface,

the circuit substrate divides the sensor case inner space into a 1 st sensor case inner space (C1) communicating with the 1 st opening part and a 2 nd sensor case inner space (C2) communicating with the 2 nd opening part,

the 1 st sensor element is disposed in the 1 st sensor case internal space, and the 2 nd sensor element is disposed in the 2 nd sensor case internal space.

4. The refrigerant detection sensor (30, 30A, 30B, 30C, 30D) according to claim 1 or 2, wherein,

the sensor cover has a sensor cover partition (43) in contact with the filter,

the sensor cover partition section partitions a sensor cover internal space defined by the sensor cover into a 1 st sensor cover internal space (V1) communicating with the 1 st opening and a 2 nd sensor cover internal space (V2) communicating with the 2 nd opening.

5. The refrigerant detection sensor as recited in claim 4, wherein the at least 1 sensor element comprises 1 sensor element extending through the sensor-cap partition and located in both the 1 st sensor-cap interior space and the 2 nd sensor-cap interior space.

6. The refrigerant detection sensor as recited in claim 4, wherein the at least 1 sensor element includes a 1 st sensor element (42a) disposed in the 1 st sensor-cap interior space and a 2 nd sensor element (42b) disposed in the 2 nd sensor-cap interior space.

7. The refrigerant detection sensor as recited in any one of claims 1 to 6, wherein the filter includes a 1 st filter (46) and a 2 nd filter (47) that is coarser than the 1 st filter, the 1 st filter being disposed closer to the sensor element than the 2 nd filter.

8. The refrigerant detection sensor as recited in claim 7,

the filter has a filter partition (48) in contact with both the 1 st filter and the 2 nd filter,

the filter partition section partitions a filter internal space defined by the 1 st filter and the 2 nd filter into a 1 st filter internal space (F1) communicating with the 1 st opening and a 2 nd filter internal space (F2) communicating with the 2 nd opening.

9. A refrigeration device (10) is provided with:

the refrigerant detecting sensor according to any one of claims 1 to 8,

a housing (11) having a housing interior space, and

a case partition part (12) which partitions the case inner space into a 1 st space (13a) and a 2 nd space (13b),

the refrigeration device is a refrigeration device (10) using the flammable refrigerant gas, wherein,

the 1 st opening of the refrigerant detection sensor communicates with the 1 st space as the 1 st detection target space,

the 2 nd opening of the refrigerant detection sensor communicates with the 2 nd space as the 2 nd detection target space.