CN214310285U

CN214310285U - Thread-fixed sealed type activated composite electrode

Info

Publication number: CN214310285U
Application number: CN202120357507.8U
Authority: CN
Inventors: 余光丰; 陈道琰; 胡月新; 王琪; 邵喆; 戴鑫
Original assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Current assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-09-28
Anticipated expiration: 2031-02-09

Abstract

The utility model discloses a thread tightening sealed activation type combined electrode, which comprises an outer shell, the bottom fixed mounting of shell has the installation piece, and the bottom of installation piece opens there is the recess, the circumference inner wall of recess is opened there is the thread groove, and the inner wall of recess has the electrode protection cover through threaded connection, the sealed pad of rubber has been placed to the bottom inner wall of recess, and the sealed bottom outer wall of pad of rubber opens there is the ring channel, the top fixed mounting of electrode protection cover has the bulge loop, and the bulge loop is identical with the ring channel. The utility model discloses an installation piece, electrode protection cover, bulge loop, the rubber packing pad that sets up, fix the electrode protection cover inside the recess of installation piece, during the bulge loop inserted the ring channel, guaranteed in the electrode protection cover with external leakproofness, prevent that the outer reference solution in the electrode protection cover from leaking, fine protection the safety of sensitive ball bubble, prevent that sensitive ball bubble from receiving the striking and damaging, give people and bring the loss.

Description

Thread-fixed sealed type activated composite electrode

Technical Field

The utility model relates to a combined electrode technical field especially relates to a thread tightening sealed activation type combined electrode.

Background

The electrode combining the pH glass electrode and the reference electrode is the pH composite electrode. The plastic shell and the glass are divided according to different shell materials. The greatest benefit of a composite electrode is its ease of use relative to two electrodes. Currently, a composite electrode is used in many laboratories to determine the pH of a solution. The indicating electrode and the reference electrode are assembled together by the composite electrode, the glass ball membrane is effectively protected, and the composite electrode is not easy to damage and convenient to use.

The existing activation type composite electrode has the defects that when the electrode is used, the sensitive bulb is polluted by external connection once being kneaded, and an electrode protective sleeve is easy to fall off when being placed, so that the safety of the sensitive bulb cannot be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a thread-fixed sealed type active composite electrode.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a thread tightening sealed activation type combined electrode, includes the shell, the bottom fixed mounting of shell has the installation piece, and the bottom of installation piece opens there is the recess, the circumference inner wall of recess is opened there is the thread groove, and the inner wall of recess has the electrode protection cover through threaded connection, the rubber packing pad has been placed to the bottom inner wall of recess, and the bottom outer wall of rubber packing pad opens there is the ring channel, the top fixed mounting of electrode protection cover has the bulge loop, and the bulge loop is identical with the ring channel.

Preferably, the top end of the shell is fixedly provided with sealing plastic, the top end of the sealing plastic is fixedly provided with a rubber protective sleeve, the circumferential outer wall of the sealing plastic is fixedly provided with a mounting ring, and the circumferential outer wall of the sealing plastic is sleeved with an anti-slip sleeve.

Preferably, the inner wall of the top of the shell is fixedly provided with a glass supporting tube, and the bottom end of the glass supporting tube is provided with a sensitive bulb.

Preferably, the inner wall of the top of the outer shell is fixedly provided with an inner reference electrode and an outer reference solution respectively, the inner reference electrode is positioned inside the glass supporting tube, and the outer reference solution is positioned between the glass supporting tube and the rubber protective sleeve.

Preferably, the circumference inner wall of shell is located the outside fixed mounting of glass support tube and is sealed gluey, and sealed one side outer wall of gluing opens there is the circular port, and the inner wall fixed mounting of circular port has pore pottery.

Preferably, the inside of rubber protective sheath is provided with the wire, and the inner core of wire is connected with interior reference electrode, and the shielding layer and the outer reference solution of wire are connected, and the circumference outer wall of shell is close to the bottom of sealing plastic and has cup jointed solid fixed ring, gu fixed ring's bottom outer wall fixedly connected with rubber buffer, the circumference outer wall of shell is opened has the liquid feeding hole, and the rubber buffer is identical with the liquid feeding hole.

Compared with the prior art, the utility model provides a thread tightening sealed activation type combined electrode possesses following beneficial effect:

1. the electrode protective sleeve is fixed inside the groove of the mounting block through the mounting block, the electrode protective sleeve, the convex ring and the rubber sealing gasket, the convex ring is inserted into the annular groove, the sealing performance between the inside of the electrode protective sleeve and the outside is guaranteed, leakage of an outer reference solution in the electrode protective sleeve is prevented, the safety of the sensitive bulb is well protected, the sensitive bulb is prevented from being damaged due to collision, and loss is brought to people.

2. Through the antiskid cover and the collar that set up, during the use, anchor clamps add to hold on the antiskid cover, and the top of anchor clamps is kept off to the collar, prevents that the shell from sliding downwards, is favorable to the accurate measurement of staff, and the antiskid cover can protect sealed plastics simultaneously, prevents that sealed plastics from receiving the damage in the use, extension fixture's life.

3. Through the scale bar that sets up, the volume of knowing the inside and outside reference solution of shell that can understand, when the reference solution is not enough outward, the staff of being convenient for in time adds, guarantees composite electrode's accurate measurement.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model has the advantages of simple and compact overall structure, the leakproofness is good, and sensitive ball bubble protection is safer, and the people of being convenient for use.

Drawings

Fig. 1 is a schematic cross-sectional view of a thread-fixed sealed active composite electrode according to the present invention;

fig. 2 is an enlarged schematic structural view of a portion a of fig. 1 of a screw thread fixed sealed type active composite electrode according to the present invention;

fig. 3 is a schematic view of the internal structure of the housing of the thread-fixed sealed active type composite electrode according to the present invention;

fig. 4 is a schematic view of the overall structure of a thread-fixed sealed active composite electrode according to the present invention.

In the figure: 1-lead, 2-rubber protective sleeve, 3-mounting ring, 4-sealing plastic, 5-shell, 6-glass supporting tube, 7-sealant, 8-mounting block, 9-electrode protective sleeve, 10-sensitive bulb, 11-pore ceramic, 12-internal reference electrode, 13-convex ring, 14-rubber sealing pad, 15-fixing ring, 16-rubber plug, 17-external reference electrode, 18-antiskid sleeve and 19-scale bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-4, a thread-fixed sealed type active composite electrode comprises a housing 5, a mounting block 8 fixedly mounted at the bottom end of the housing 5, and the bottom of the mounting block 8 is provided with a groove, the circumferential inner wall of the groove is provided with a thread groove, the inner wall of the groove is connected with an electrode protective sleeve 9 through a thread, the inner wall of the bottom of the groove is provided with a rubber sealing gasket 14, and the outer wall of the bottom of the rubber sealing gasket 14 is provided with an annular groove, the top end of the electrode protecting sleeve 9 is fixedly provided with a convex ring 13, the convex ring 13 is matched with the annular groove, the electrode protective sleeve 9 is fixed in the groove of the mounting block 8, the convex ring 13 is inserted into the annular groove, the tightness between the inside of the electrode protection sleeve 9 and the outside is guaranteed, leakage of an external reference solution in the electrode protection sleeve 9 is prevented, safety of the sensitive bulb 10 is well protected, the sensitive bulb 10 is prevented from being damaged due to impact, and loss is brought to people.

The utility model discloses in, the top fixed mounting of shell 5 has sealing plastic 4, and sealing plastic 4's top fixed mounting has rubber protective sleeve 2, sealing plastic 4's circumference outer wall fixed mounting has collar 3, sealing plastic 4's circumference outer wall has cup jointed anti-skidding cover 18, during the use, anchor clamps add to hold on anti-skidding cover 18, collar 3 keeps off the top of anchor clamps, prevent that shell 5 from sliding down, be favorable to the accurate measurement of staff, anti-skidding cover 18 can protect sealing plastic 4 simultaneously, prevent that sealing plastic 4 from receiving the damage in the use, extension fixture's life.

The utility model discloses in, jade interior jade and jade fixed mounting has glass supporting tube 6 in the top of shell 5, and the bottom of glass supporting tube 6 is provided with sensitive ball bubble 10.

The utility model discloses in, the jade interior jade of shell 5 respectively fixed mounting have interior reference electrode 12 and outer reference solution 17, and interior reference electrode 12 is located the inside of glass supporting tube 6, and outer reference solution 17 is located between glass supporting tube 6 and the rubber protective sheath 2.

The utility model discloses in, the outside fixed mounting that the circumference inner wall of shell 5 is located glass support tube 6 has sealed glue 7, and sealed one side outer wall of gluing 7 opens there is the circular port, and the inner wall fixed mounting of circular port has pore pottery 11.

The utility model discloses in, the inside of rubber protective sheath 2 is provided with wire 1, and the inner core of wire 1 is connected with interior reference electrode 12, the shielding layer of wire 1 is connected with outer reference solution 17, solid fixed ring 15 has been cup jointed to the circumference outer wall of shell 5 near the bottom of sealing plastic 4, solid fixed ring 15's bottom outer wall fixedly connected with rubber buffer 16, the circumference outer wall of shell 5 is opened has the liquid feeding hole, rubber buffer 16 is identical with the liquid feeding hole, the characteristics that can fill formula combined electrode are that reference solution has higher permeation rate, liquid meets the stable recurrence of border electric potential, measurement accuracy is higher, can follow the liquid feeding hole and supply or change outer reference solution after outer reference solution 17 reduces or receives the pollution, take off rubber buffer 16 and open the liquid feeding hole when combined electrode uses, in order to increase liquid pressure, the electrode response accelerates.

The working principle is as follows: after the composite electrode is used, the electrode protection sleeve 9 is fixed inside the groove of the installation block 8, and the convex ring 13 is inserted into the annular groove, so that the sealing performance between the inside of the electrode protection sleeve 9 and the outside is ensured, the leakage of an external reference solution in the electrode protection sleeve 9 is prevented, the safety of the sensitive bulb 10 is well protected, and the sensitive bulb 10 is prevented from being damaged due to collision.

Example 2

Referring to fig. 4, the present embodiment further includes a scale bar 19 disposed on the circumferential outer wall of the housing 5, compared to embodiment 1.

The working principle is as follows: through the scale bar 19 that sets up, the volume of the inside and outside reference solution of understanding shell 5 that can be clear, when the reference solution is not enough outward, the staff of being convenient for in time adds, guarantees composite electrode's accurate measurement.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a thread tightening sealed activation type combined electrode, includes shell (5), the bottom fixed mounting of shell (5) has installation piece (8), and the bottom of installation piece (8) is opened flutedly, the circumference inner wall of recess is opened flutedly, and the inner wall of recess has electrode protective sheath (9) through threaded connection, its characterized in that, rubber packing pad (14) have been placed to the bottom inner wall of recess, and the bottom outer wall of rubber packing pad (14) is opened flutedly, the top fixed mounting of electrode protective sheath (9) has bulge loop (13), and bulge loop (13) are identical with the ring loop.

2. The thread-fixed sealed type active composite electrode according to claim 1, wherein the top end of the housing (5) is fixedly provided with sealing plastic (4), the top end of the sealing plastic (4) is fixedly provided with a rubber protective sleeve (2), the circumferential outer wall of the sealing plastic (4) is fixedly provided with a mounting ring (3), and the circumferential outer wall of the sealing plastic (4) is sleeved with an anti-slip sleeve (18).

3. A screw-fixed sealed active composite electrode according to claim 1, wherein the inner wall of the top of the outer shell (5) is fixedly provided with a glass support tube (6), and the bottom end of the glass support tube (6) is provided with a sensitive bulb (10).

4. A screw-fixed sealed type active composite electrode according to claim 3, wherein the inner wall of the top of the housing (5) is fixedly provided with an inner reference electrode (12) and an outer reference solution (17), respectively, and the inner reference electrode (12) is positioned inside the glass supporting tube (6) and the outer reference solution (17) is positioned between the glass supporting tube (6) and the rubber protective sleeve (2).

5. A screw-fixed sealed type active composite electrode according to claim 3, wherein the inner wall of the circumference of the outer shell (5) is fixedly provided with the sealant (7) at the outer side of the glass supporting tube (6), and one side outer wall of the sealant (7) is provided with a circular hole, and the inner wall of the circular hole is fixedly provided with the fine-hole ceramic (11).

6. The thread-fixed sealed type active composite electrode according to claim 4, wherein the wire (1) is arranged inside the rubber protective sleeve (2), the inner core of the wire (1) is connected with the internal reference electrode (12), the shielding layer of the wire (1) is connected with the external reference solution (17), the fixing ring (15) is sleeved on the outer wall of the circumference of the shell (5) close to the bottom of the sealing plastic (4), the rubber plug (16) is fixedly connected with the outer wall of the bottom of the fixing ring (15), the outer wall of the circumference of the shell (5) is provided with a liquid feeding hole, and the rubber plug (16) is matched with the liquid feeding hole.

7. A screw-fixed-seal-type active composite electrode according to claim 1, wherein the outer circumferential wall of the housing (5) is provided with a graduated strip (19).