PH meter structure on water washing kettle for macroporous weak acid cation exchange resin

Abstract

The utility model relates to a pH meter structure on a washing kettle for macroporous weak acid cation exchange resin, which comprises a kettle body of the washing kettle, a vertical groove which is concave inwards is formed on the outer wall of the middle lower part of the kettle body, a vertical pH meter is inserted into the vertical groove of the kettle body, a vertical insertion hole is formed on the outer surface of the lower end of the vertical groove, and the pH meter is inserted into the vertical insertion hole. The outer surface of the lower end of the vertical groove is fixedly connected with a vertical sleeve communicated with the insertion hole, the upper end of the sleeve is sleeved with a horizontal connecting plate in an inserted mode, the connecting plate is inserted in the vertical groove of the kettle body and fixedly welded to the outer surface of the vertical groove, and the upper end of the sleeve extends out of the connecting plate to abut against a flange of a pH meter; a plurality of vertical bolts are inserted into a flange of the pH meter, and the lower ends of the bolts are in threaded connection with the connecting plate. The sunken groove formed in the washing kettle can accommodate and hide the pH meter, so that the pH meter is prevented from being collided; and the pH meter is vertically arranged, so that numerical values on the pH meter can be conveniently read.

Description

Technical field:

[0001] The utility model relates to the technical field of a water washing kettle, in particular to a pH meter structure on a water washing kettle for macroporous weak acid cation exchange resin. Background technology:

[0002] At present, during the production process of weak acid cation exchange resin, it will enter a water washing kettle for cleaning. The existing water washing kettle is similar to a conventional reactor and is a container for washing resin. The existing water washing kettle will install a pH meter at the lower part of the kettle body to detect the pH value in the kettle body. The pH meter on the water washing kettle generally adopts an integrated pH meter, which includes a digital display, a connecting rod, a flange and a pH electrode. The pH meter on the existing water washing kettle is generally set horizontally, and then the head needs to be turned sideways to read the value clearly; and the digital display of the pH meter is set on the outside of the kettle body. In the production process of the exchange resin, in addition to the water washing kettle, there are also a reactor, a filtration kettle, etc. The reactor, the filtration kettle and the water washing kettle are all arranged side by side. In addition to the pH meter on the outside, the pH meter is often collided between the water washing kettle and the filtration kettle, which is easy to damage the pH meter, so it is necessary to design a structure to protect the pH meter. Utility model content:

[0003] The purpose of the utility model is to address the deficiencies of the prior art and provide a pH meter structure on a water washing kettle for macroporous weak acid cation exchange resin. The water washing kettle is provided with a recessed groove to accommodate a hidden pH meter, and the pH meter is vertically arranged to facilitate reading of the value on the pH meter.

[0004] The pH meter structure on the water washing kettle for macroporous weak acid cation exchange resin comprises a kettle body of the water washing kettle, an inwardly concave vertical groove is formed on the outer wall of the middle and lower part of the kettle body, a vertical pH meter is inserted in the vertical groove of the kettle body, the pH meter comprises a circular digital display, a vertical connecting rod is formed at the lower end of the digital display, a flange is provided at the middle and upper part of the connecting rod, and a pH electrode is formed at the lower end of the connecting rod;

[0005] A vertical jack is formed on the outer surface of the lower end of the vertical groove, a vertical sleeve connected to the jack is fixedly connected to the outer surface of the lower end of the vertical groove, a horizontal connecting plate is inserted into the upper end of the sleeve, the connecting plate is inserted into the vertical groove of the kettle body and welded and fixed on the outer surface of the vertical groove, the upper end of the sleeve extends out of the connecting plate and abuts against the flange of the pH meter, a plurality of vertical bolts are inserted into the flange of the pH meter, and the lower ends of the bolts are screwed on the connecting plate; a connecting rod of the pH meter is inserted in the sleeve, and a pH electrode at the lower end of the connecting rod is inserted into the kettle body through the jack.

[0006] Preferably, an annular sealing gasket is sandwiched between the flange and the sleeve of the pH meter, and the sealing gasket is fixed on the upper end surface of the sleeve.

[0007] Preferably, the diameter of the inner wall of the sleeve is larger than the diameter of the outer wall of the connecting rod on the pH meter, the length of the connecting rod is larger than the length of the sleeve, and the aperture of the jack is equal to the diameter of the inner wall of the sleeve.

[0008] Preferably, the length of the vertical groove on the kettle body is greater than the length of the pH meter.

[0009] Preferably, the connecting plate includes a fixing plate having a circular step hole formed thereon, a circular connecting plate being inserted into the lower portion of the step hole, a plurality of balls being embedded on the upper end surface of the outer ring of the connecting plate, and the upper ends of the balls being against the step surface of the step hole; the lower end of the bolt is threadedly connected to the connecting plate, and a sleeve is inserted into the middle portion of the connecting plate.

[0010] Preferably, an annular retaining ring is formed on the outer wall of the sleeve, and the retaining ring abuts against the lower end surface of the connecting disk.

[0011] Preferably, the outer side of the fixing plate on the connecting plate is an arc surface, and the arc surface on the outer side of the fixing plate and the outer wall of the kettle body are in the same cylindrical surface.

[0012] The beneficial effects of the utility model are:

[0013] The water washing kettle is provided with a recessed groove which can accommodate a hidden pH meter to prevent the pH meter from being hit; and the pH meter is arranged vertically, which is convenient for reading the value on the pH meter. Description of the drawings:

[0014] Figure 1 It is a structural schematic diagram of the utility model in a front view;

[0015] Figure 2 for Figure 1 A local enlarged schematic diagram of the middle A;

[0016] Figure 3 It is a side cross-sectional schematic diagram of the vertical groove on the inner kettle body of the utility model.

[0017] In the figure: 1, kettle body; 11, vertical groove; 12, socket; 2, pH meter; 21, digital display; 22, connecting rod; 23, flange; 24, pH electrode; 3, sleeve; 31, retaining ring; 4, connecting plate; 41, fixing plate; 411, step hole; 42, connecting plate; 43, ball bearing; 5, bolt; 6, sealing gasket. Specific implementation method:

[0018] Example: See Figures 1 to 3As shown, the pH meter structure on the water washing kettle for macroporous weak acid cation exchange resin comprises a kettle body 1 of the water washing kettle, an inwardly concave vertical groove 11 is formed on the outer wall of the middle and lower part of the kettle body 1, the horizontal cross section of the vertical groove 11 is arc-shaped, and the upper and lower ends thereof are spherical, a vertical pH meter 2 is inserted in the vertical groove 11 of the kettle body 1, and the pH meter 2 is hidden in the vertical groove 11; the pH meter 2 comprises a circular digital display 21, a vertical connecting rod 22 is formed at the lower end of the digital display 21, a flange 23 is provided at the middle and upper part of the connecting rod 22, and a pH electrode 24 is formed at the lower end of the connecting rod 22;

[0019] A vertical jack 12 is formed on the outer surface of the lower end of the vertical groove 11, and a vertical sleeve 3 connected to the jack 12 is fixedly connected to the outer surface of the lower end of the vertical groove 11. A horizontal connecting plate 4 is inserted into the upper end of the sleeve 3. The connecting plate 4 is inserted into the vertical groove 11 of the kettle body 1 and welded and fixed on the outer surface of the vertical groove 11. The upper end of the sleeve 3 extends out of the connecting plate 4 and abuts against the flange 23 of the pH meter 2. A plurality of vertical bolts 5 are inserted into the flange 23 of the pH meter 2, and the lower ends of the bolts 5 are screwed onto the connecting plate 4; the connecting rod 22 of the pH meter 2 is inserted into the sleeve 3, and the pH electrode 24 at the lower end of the connecting rod 22 is inserted into the kettle body 1 through the jack 12.

[0020] An annular sealing gasket 6 is sandwiched between the flange 23 of the pH meter 2 and the sleeve 3 . The sealing gasket 6 is fixed on the upper end surface of the sleeve 3 , and sealing is achieved through the sealing gasket 6 .

[0021] The diameter of the inner wall of the sleeve 3 is larger than the diameter of the outer wall of the connecting rod 22 on the pH meter 2, the length of the connecting rod 22 is larger than the length of the sleeve 3, and the aperture of the jack 12 is equal to the diameter of the inner wall of the sleeve 3, which facilitates the installation of the pH meter 2.

[0022] The length of the vertical groove 11 on the kettle body 1 is greater than the length of the pH meter 2, so that the pH meter 2 can be disassembled and replaced.

[0023] The connecting plate 4 includes a fixing plate 41, on which a circular step hole 411 is formed, and a circular connecting disk 42 is inserted at the lower part of the step hole 411, and a plurality of balls 43 are embedded on the upper end surface of the outer ring of the connecting disk 42, and the upper end of the ball 43 abuts against the step surface of the step hole 411; the lower end of the bolt 5 is screwed on the connecting disk 42, and the sleeve 3 is inserted in the middle of the connecting disk 42. In order to facilitate the installation of the pH meter 2, a rotating structure is provided on the connecting plate 4 to facilitate the installation and connection of the bolt 5 between the pH meter 2 and the outer surface of the vertical groove 11. During the installation and connection, the pH meter 2 can be rotated, and the bolt 5 can be installed from the outside of the pH meter 2, and then the bolt 5 originally on the outside of the pH meter 2 can be moved to between the pH meter 2 and the vertical groove 11 by rotating the pH meter 2.

[0024] An annular retaining ring 31 is formed on the outer wall of the sleeve 3 , and the retaining ring 31 abuts against the lower end surface of the connecting disk 42 .

[0025] The outer side of the fixing plate 41 on the connecting plate 4 is an arc surface, and the arc surface on the outer side of the fixing plate 41 and the outer wall of the kettle body 1 are in the same cylindrical surface.

[0026] Working principle: The utility model is a water washing kettle for macroporous weak acid cation exchange resin, and a concave vertical groove 11 is provided on the water washing kettle. The vertical groove 11 can be used to place an upright pH meter 2, and then the pH meter 2 is hidden on the kettle body 1 of the water washing kettle to prevent the pH meter 2 from being collided with when passing through the water washing kettle, and the pH meter 2 is vertically arranged to facilitate the reading of the pH value.

[0027] The embodiments are used to illustrate the present invention, but not to limit the present invention. Any person skilled in the art may modify the embodiments without violating the spirit and scope of the present invention, and therefore the scope of protection of the present invention shall be as set forth in the claims of the present invention.

Claims

1. A pH meter structure for a water washing kettle for macroporous weak acid cation exchange resin, comprising a kettle body (1) of the water washing kettle, wherein an inwardly concave vertical groove (11) is formed on the outer wall of the middle and lower part of the kettle body (1), characterized in that: A vertical pH meter (2) is inserted into the vertical groove (11) of the kettle body (1), and the pH meter (2) comprises a circular digital display (21). A vertical connecting rod (22) is formed at the lower end of the digital display (21), a flange (23) is provided at the middle and upper part of the connecting rod (22), and a pH electrode (24) is formed at the lower end of the connecting rod (22); A vertical plug hole (12) is formed on the outer surface of the lower end of the vertical groove (11); a sleeve (3) connected to the plug hole (12) and in a vertical direction is fixedly connected to the outer surface of the lower end of the vertical groove (11); a horizontal connecting plate (4) is inserted into the upper end of the sleeve (3); the connecting plate (4) is inserted into the vertical groove (11) of the kettle body (1) and is welded and fixed to the outer surface of the vertical groove (11); the upper end of the sleeve (3) extends out of the connecting plate (4) and abuts against the flange (23) of the pH meter (2); a plurality of vertical bolts (5) are inserted into the flange (23) of the pH meter (2); the lower ends of the bolts (5) are screwed onto the connecting plate (4); a connecting rod (22) of the pH meter (2) is inserted into the sleeve (3); a pH electrode (24) at the lower end of the connecting rod (22) passes through the plug hole (12) and is inserted into the kettle body (1).

2. The pH meter structure on the macroporous weak acid cation exchange resin washing kettle according to claim 1, characterized in that: An annular sealing gasket (6) is clamped between the flange (23) of the pH meter (2) and the sleeve (3), and the sealing gasket (6) is fixed on the upper end surface of the sleeve (3).

3. The pH meter structure on the macroporous weak acid cation exchange resin washing kettle according to claim 2 is characterized in that: The diameter of the inner wall of the sleeve (3) is greater than the diameter of the outer wall of the connecting rod (22) on the pH meter (2), the length of the connecting rod (22) is greater than the length of the sleeve (3), and the aperture of the insertion hole (12) is equal to the diameter of the inner wall of the sleeve (3).

4. The pH meter structure on the macroporous weak acid cation exchange resin washing kettle according to claim 1 is characterized in that: The length of the vertical groove (11) on the kettle body (1) is greater than the length of the pH meter (2).

5. The pH meter structure on the macroporous weak acid cation exchange resin washing kettle according to claim 1 is characterized in that: The connecting plate (4) comprises a fixing plate (41), a circular stepped hole (411) is formed on the fixing plate (41), a circular connecting plate (42) is inserted at the lower part of the stepped hole (411), a plurality of balls (43) are embedded on the upper end surface of the outer ring of the connecting plate (42), and the upper end of the ball (43) abuts against the stepped surface of the stepped hole (411); the lower end of the bolt (5) is screwed on the connecting plate (42), and the sleeve (3) is inserted in the middle part of the connecting plate (42).

6. The pH meter structure on the macroporous weak acid cation exchange resin washing kettle according to claim 5, characterized in that: An annular retaining ring (31) is formed on the outer wall of the sleeve (3), and the retaining ring (31) abuts against the lower end surface of the connecting plate (42).

7. The pH meter structure on the macroporous weak acid cation exchange resin washing kettle according to claim 1, characterized in that: The outer side of the fixing plate (41) on the connecting plate (4) is in the form of an arc surface, and the arc surface on the outer side of the fixing plate (41) and the outer wall of the kettle body (1) are within the same cylindrical surface.

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