CN217359768U

CN217359768U - Micro-water tester with built-in filter

Info

Publication number: CN217359768U
Application number: CN202220356948.0U
Authority: CN
Inventors: 张玉魁
Original assignee: Nanjing Huapu Electric Co ltd
Current assignee: Nanjing Huapu Electric Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-09-02
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses a micro-water tester with a built-in filter, which comprises a box body and a filter arranged on the box body, wherein the box body is provided with a slot, and the filter comprises a filter pipe and a cover plate driving the filter pipe to move; the front side of the box body is provided with a joint, the front side inside the slot is provided with a built-in joint, the built-in joint is communicated with the joint, the inlet end of the filter pipe is provided with an expansion joint, and the filter pipe is controlled to extend into the slot so as to enable the expansion joint to be in butt joint with the built-in joint. The utility model discloses an open the slot in the moisture meter box, built-in filter in the slot, this filter includes the filter tube and drives the apron that the filter tube removed stretches into the slot through controlling the filter tube, makes expansion joint and built-in butt joint to connect the leading-in SF6 who treats measuring to let in the filter tube, filter SF6, get rid of the metal fluoride granule among the SF6, improve and detect the precision.

Description

Micro-water tester with built-in filter

Technical Field

The utility model particularly relates to a moisture meter technical field specifically is a little water tester of built-in filter.

Background

The micro-moisture measuring instrument is also called a Karl Fischer moisture measuring instrument, and the similar instruments comprise a moisture measuring instrument, a moisture meter, a moisture detector, a moisture measuring instrument and a moisture analyzer, wherein the Karl Fischer coulometry method is used for accurately measuring the micro-moisture content in a sample, accurately measuring the micro-moisture in liquid, solid and other materials based on the Karl Fischer coulometry principle, and is widely applied to the fields of electric power, petroleum, chemical pharmacy, food, solar cell panel cutting fluid and the like.

In the field of SF6 moisture testing, the moisture detection accuracy is low because metal fluoride particles contained in the test gas cannot be filtered out in a moisture meter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a little water tester of built-in filter to in solving the SF6 moisture test field that proposes in the above-mentioned background art, because the metal fluoride granule that contains in the test gas can't filter in the moisture meter and get rid of, thereby lead to the lower problem of moisture detection precision.

In order to achieve the above object, the utility model provides a following technical scheme:

a micro-water tester with a built-in filter comprises a box body and the filter arranged on the box body, wherein a slot is formed in the box body, and the filter comprises a filter pipe and a cover plate for driving the filter pipe to move; the front side of the box body is provided with a joint, the front side inside the slot is provided with a built-in joint, the built-in joint is communicated with the joint, the inlet end of the filter pipe is provided with an expansion joint, and the filter pipe is controlled to extend into the slot so as to enable the expansion joint to be in butt joint with the built-in joint.

As a further aspect of the present invention: the built-in joint is fixedly arranged in the slot, the telescopic joint is connected with the filter pipe in a sliding mode, and an extrusion block is arranged at the bottom of the telescopic joint.

As a further aspect of the present invention: and a spring is sleeved at the joint of the outer side of the expansion joint and the filter pipe.

As a further aspect of the present invention: the inside of filter tube is provided with primary filter screen and secondary filter screen along the direction that SF6 flowed in proper order, the mesh size of primary filter screen is greater than secondary filter screen.

As a further aspect of the present invention: the cover plate is fixedly connected with the filter pipe through at least one connecting frame.

As a further aspect of the present invention: at least one guide rail is arranged inside the slot, and a sliding block matched with the guide rail is installed at the bottom of the cover plate.

As a further aspect of the present invention: the connector is including the connecting pipe, all sides slidable mounting of connecting pipe has the kicking block, still is equipped with the adjustment mechanism who drives the kicking block and remove on the connecting pipe, adjustment mechanism is including adjusting the pole and driving adjust pole pivoted knob, adjust the pole and be the screw rod structure, adjust the pole one end with kicking block threaded connection, the other end of adjusting the pole with knob fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an open the slot in the moisture meter box, built-in filter in the slot, this filter includes the filter tube and drives the apron that the filter tube removed stretches into the slot through control filter tube in, makes expansion joint and built-in butt joint to connect leading-in SF6 who waits to detect to let in the filter tube, filter SF6, get rid of the metal fluoride granule in the SF6, improve and detect the precision, filter easy dismounting is convenient for operate simultaneously.

Drawings

Fig. 1 is a schematic structural view of a micro-water tester with a built-in filter.

Fig. 2 is a top view of the micro-water tester with a built-in filter.

Fig. 3 is a schematic structural diagram of a filter in the micro-water tester with the built-in filter.

Fig. 4 is a schematic structural view of a joint in the micro-water tester with a built-in filter.

In the figure: 1-box body, 11-instrument, 12-display screen, 13-button, 2-joint, 21-connecting pipe, 22-knob, 23-adjusting rod, 24-top block, 3-filter, 31-slot, 311-guide rail, 312-built-in joint, 32-cover plate, 321-filter pipe, 322-secondary filter screen, 323-primary filter screen, 324-expansion joint, 325-extrusion block, 326-connecting frame, 327-slide block and 4-fan.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model discloses an open the slot in the moisture meter box, built-in filter in the slot, this filter includes the filter tube and drives the apron that the filter tube removed stretches into the slot through controlling the filter tube, makes expansion joint and built-in butt joint to connect the leading-in SF6 who treats measuring to let in the filter tube, filter SF6, get rid of the metal fluoride granule among the SF6, improve and detect the precision, filter easy dismounting, the operation of being convenient for simultaneously.

The following is a detailed description with reference to the examples:

referring to fig. 1 to 4, in an embodiment of the present invention, a micro water tester with a built-in filter is applied to moisture detection of SF6, and includes a box body 1 and a filter 3 mounted on the box body 1, wherein a slot 31 is formed in the box body 1, the filter 3 includes a filter pipe 321 and a cover plate 32 for driving the filter pipe 321 to move, the filter pipe 321 is driven by the cover plate 32 to extend into the slot 31, and the filter pipe 321 is mounted in the box body 1; the front side of the box body 1 is provided with a joint 2, the front side inside the slot 31 is provided with an internal joint 312, the internal joint 312 is communicated with the joint 2, the inlet end of the filter pipe 321 is provided with an expansion joint 324, the filter pipe 321 is controlled to extend into the slot 31, so that the expansion joint 324 is in butt joint with the internal joint 312, SF6 to be detected, which is led in by the joint 2, is led into the filter pipe 321, SF6 is filtered, metal fluoride particles in SF6 are removed, and the detection precision is improved;

further, the built-in joint 312 is fixedly installed in the slot 31, the expansion joint 324 is slidably connected with the filter pipe 321, the bottom of the expansion joint 324 is provided with an extrusion block 325, when the expansion joint 324 is in butt joint with the built-in joint 312, the extrusion block 325 is firstly contacted with the built-in joint 312, the built-in joint 312 gives a counterforce to the extrusion block 325 to drive the expansion joint 324 to be accommodated in the filter pipe 321, then the extrusion block 325 leaves the built-in joint 312, and the expansion joint 324 is reset and is in butt joint with the built-in joint 312;

still further, in order to enable the telescopic joint 324 to be reset, a spring is sleeved at the joint of the outer side of the telescopic joint 324 and the filter pipe 321.

In the embodiment of the present invention, as shown in fig. 3, a primary filter screen 323 and a secondary filter screen 322 are sequentially disposed inside the filter pipe 321 along the flow direction of SF6, and the mesh size of the primary filter screen 323 is larger than that of the secondary filter screen 322, so as to perform multistage filtration on SF6, thereby improving the filtering sufficiency;

in addition, in the embodiment of the present invention, the cover plate 32 is fixedly connected to the filtering pipe 321 through at least one connecting frame 326, and is used for driving the filtering pipe 321 to move, and the filtering pipe 321 is installed in the box 1 or the filtering pipe 321 is removed from the box 1, so as to clean the filtering pipe 321.

In the embodiment of the present invention, as shown in fig. 2-3, at least one guide rail 311 is disposed inside the slot 31, the slider 327 adapted to the guide rail 311 is installed at the bottom of the cover plate 32, and when the filter pipe 321 is installed in the box body 1, the slider 327 slides along the corresponding guide rail 311 to guide the installation of the filter pipe 321.

In addition, in the embodiment of the present invention, a detection device for detecting SF6 is disposed inside the box 1, a fan 4 for guiding the flow of SF6 is disposed at the rear side of the box 1, and the rear side of the slot 31 is also provided with a built-in joint 312, it can be understood that the built-in joint 312 at the rear side of the slot 31 is communicated with the detection device, and the detection device is communicated with the fan 4;

further, corresponding to the built-in joint 312 provided at the rear side of the slot 31, an expansion joint 324 is also provided at the outlet end of the filter pipe 321, so that the expansion pipe 321 forms a complete passage with the detection device and the joint 2 after being installed in the box body 1.

Referring to fig. 3, the joint 2 includes a connecting pipe 21, a top block 24 is slidably mounted on the periphery of the connecting pipe 21, an adjusting mechanism for driving the top block 24 to move is further disposed on the connecting pipe 21, the adjusting mechanism includes an adjusting rod 23 and a knob 22 for driving the adjusting rod 23 to rotate, the adjusting rod 23 is of a screw structure, one end of the adjusting rod 23 is in threaded connection with the top block 24, and the other end of the adjusting rod 23 is fixedly connected with the knob 22, so as to drive the top block 24 to extrude the feeding pipe of SF6, fix the feeding pipe, and improve the feeding effect.

Furthermore, in the embodiment of the present invention, as shown in fig. 1, the front side of the box body 1 is provided with a meter 11, a display screen 12 and at least one button 13, which is the prior art, and this embodiment is not described herein again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The micro-water tester with the built-in filter is characterized by comprising a box body (1) and the filter (3) arranged on the box body (1), wherein a slot (31) is formed in the box body (1), and the filter (3) comprises a filter pipe (321) and a cover plate (32) for driving the filter pipe (321) to move; the front side of the box body (1) is provided with a joint (2), the front side inside the slot (31) is provided with a built-in joint (312), the built-in joint (312) is communicated with the joint (2), the inlet end of the filter pipe (321) is provided with an expansion joint (324), and the filter pipe (321) is controlled to extend into the slot (31) so that the expansion joint (324) is in butt joint with the built-in joint (312).

2. The micro-water tester with an internal filter as claimed in claim 1, wherein the internal joint (312) is fixedly installed in the slot (31), the expansion joint (324) is slidably connected with the filter pipe (321), and the bottom of the expansion joint (324) is provided with an extrusion block (325).

3. The micro-water tester with a built-in filter is characterized in that a spring is sleeved at the joint of the outer side of the expansion joint (324) and the filter pipe (321).

4. The micro-water tester with an internal filter as claimed in claim 1, wherein the inside of the filtering pipe (321) is provided with a primary filter screen (323) and a secondary filter screen (322) in sequence along the flow direction of SF6, and the mesh size of the primary filter screen (323) is larger than that of the secondary filter screen (322).

5. The filter-in-micro water tester as recited in claim 1, wherein the cover plate (32) is fixedly connected to the filter tube (321) by at least one connecting bracket (326).

6. The micro-water tester with a built-in filter is characterized in that at least one guide rail (311) is arranged inside the slot (31), and a sliding block (327) matched with the guide rail (311) is installed at the bottom of the cover plate (32).

7. The micro-water tester with a built-in filter according to any one of claims 1 to 6, wherein the joint (2) comprises a connecting pipe (21), a top block (24) is slidably mounted on the periphery of the connecting pipe (21), an adjusting mechanism for driving the top block (24) to move is further arranged on the connecting pipe (21), the adjusting mechanism comprises an adjusting rod (23) and a knob (22) for driving the adjusting rod (23) to rotate, the adjusting rod (23) is of a screw rod structure, one end of the adjusting rod (23) is in threaded connection with the top block (24), and the other end of the adjusting rod (23) is fixedly connected with the knob (22).