JPS63141613U - - Google Patents

Description

[Brief explanation of the drawing]

FIG. 1 is a cross-sectional view showing an embodiment of a circulating liquid purifying device according to the present invention. FIG. 2 is a schematic diagram showing another embodiment. FIG. 3 is a partially cutaway side view showing another embodiment of the drain port portion. 1...Purification device main body, 1A...upper half, 1B...
...lower half, 1a, 1b...liquid sampling port, 1c...drain port, 5...pump, 9...filter, T...liquid tank.

Claims (1)

[Scope of claims for utility model registration] 1. Liquid sampling port 1a, 1 that takes in the liquid in the liquid tank T.
b, and a drain port 1c for returning the liquid that has flowed in from the liquid sampling ports 1a, 1b into the liquid tank T. In a circulation type liquid purification device that is provided with a pump 5 for circulation and a filter 9 for liquid purification, the liquid sampling ports 1a and 1b are provided at at least two locations in the liquid tank T, one corresponding to the upper layer and the other corresponding to the lower layer. A circulating liquid purification device installed in 2. The circulating liquid purification device according to claim 1, wherein the filter 9 is provided near the liquid drain port 1c. 3. Utility model registration claim 1, in which the liquid drain port 1c is provided at a location corresponding to the upper layer of the liquid tank T.
Circulating liquid purification device as described in section. 4. The circulating liquid purification device according to claim 1, wherein the liquid drain port 1c is provided at an intermediate position between a portion corresponding to the upper layer and a portion corresponding to the lower layer of the liquid tank T. 5. The circulating liquid purification device according to claim 4, wherein the opening direction of the liquid drain port 1c is oriented laterally. 6. The circulating liquid purification device according to claim 4, wherein the opening direction of the liquid drain port 1c is directed diagonally downward. 7. The circulating liquid purification device according to claim 4, wherein the opening direction of the liquid drain port 1c is directed downward. 8. The circulation according to claim 1, wherein the opening direction of the liquid sampling port 1b provided at a location corresponding to the lower layer of the liquid tank T is directed toward the side where the liquid drain port 1c is present. type liquid purification device. 9. The circulating liquid purification device according to claim 8, wherein the opening direction of the liquid sampling port 1b provided at a location corresponding to the lower layer of the liquid tank T is oriented to the side. 10. The circulating liquid purification device according to claim 8, wherein the opening direction of the liquid sampling port 1b provided at a location corresponding to the lower layer of the liquid tank T is directed diagonally downward. 11. The circulating liquid purification device according to claim 1, wherein the opening direction of the liquid sampling port 1b provided at a location corresponding to the lower layer of the liquid tank T is directed downward. 12 The liquid sampling ports 1a, 1b and the liquid drain port 1c are
The circulating liquid purification device according to claim 1 of the utility model registration claim, which is provided on the opposite side. 13. A utility model in which the liquid sampling ports 1a and 1b are provided in the upper half 1A and the lower half 1B of the purification device main body 1, which are divided into upper and lower halves and whose relative positions can be changed and fixed in the vertical direction. A circulating liquid purification device according to any one of registered claims 1 to 12.