CN203824954U - Telescopic pH meter - Google Patents
Telescopic pH meter Download PDFInfo
- Publication number
- CN203824954U CN203824954U CN201420212369.4U CN201420212369U CN203824954U CN 203824954 U CN203824954 U CN 203824954U CN 201420212369 U CN201420212369 U CN 201420212369U CN 203824954 U CN203824954 U CN 203824954U
- Authority
- CN
- China
- Prior art keywords
- tube
- stopple coupon
- pipe
- electrical appliance
- appliance kit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses a telescopic pH meter which comprises an electrical box, wherein a sampling pipe is arranged below the electrical box, an air hole is formed in the sampling pipe, and a hollow sealing pipe which can float up is arranged in the sampling pipe; a conical surface is formed on the top of the sealing pipe, and an electrode is arranged in the sealing pipe and is exposed from the bottom of the sealing pipe; a double-wired conductor penetrates through the electrical box, the sampling pipe and the sealing pipe and then is connected with the electrode; a sealing adhesive layer is arranged at the bottom of the electrical box; the bottom surface of the sampling pipe is a slope surface formed after chamfering; a telescopic pipe is sheathed outside the sampling pipe, a limiting bulge is arranged outside the sampling pipe, and a straight channel used for containing the limiting bulge is formed in the telescopic pipe; and the bottom of the telescopic pipe is in a closing shape which can be used for preventing the sealing pipe from falling out. By using the pH meter, the floating liquid level can be conveniently measured, and the measurable depth of the pH meter is increased.
Description
Technical field
The utility model relates to a kind of potential of hydrogen checkout equipment, especially a kind of telescopic pH meter.
Background technology
PH meter is in chemical plant, laboratory, a kind of checkout equipment that even all can use in daily life.When detection, often will hold this operation of pH meter goes to survey, that operation goes to survey, and existing pH meter comes with some shortcomings: existing pH meter, be subject to shape and structural limitations, detect some liquid levels float or decline solution time, often more difficult, floating of liquid level easily affects measurement effect, affected greatly the efficiency detecting.
Summary of the invention
The purpose of this utility model is the deficiency in order to solve above-mentioned technology and a kind of easy to use, the practical telescopic pH meter that designs.
The telescopic pH meter that the utility model is designed, comprise electrical appliance kit, in electrical appliance kit, be provided with the constant potential source and the current value-pH value conversion device that are connected in series, described constant potential source and current value-pH value conversion device are connected with electrode by forniciform double wired conductor, describedly comprise that electrical appliance kit top is socketed with a lid, described current value-pH value conversion device is electrically connected with a display device by signal wire, described electrical appliance kit below is provided with stopple coupon, described stopple coupon is provided with bleeder vent, in described stopple coupon, be provided with a hollow, the sealed tube that can float, the top of described sealed tube is circular conical surface, described electrode is arranged in sealed tube and exposes from the bottom of sealed tube, described double wired conductor is through electrical appliance kit, stopple coupon is connected with described electrode with sealed tube, described electrical appliance kit bottom is provided with sealant layer, the pipe bottom surface of described stopple coupon is form after chamfering domatic, described stopple coupon overcoat has a draw-tube, described stopple coupon peripheral hardware limited location projection, and described draw-tube is provided with the straight trough for holding described spacing preiection, the bottom of described draw-tube is the closing in shape that can prevent that sealed tube from dropping out.
As preferably, described stopple coupon is rubber tube, and described draw-tube is glass tube; Described stopple coupon also has a rubber extruded chamber, and described bleeder vent is located on this extrusion chamber.
The telescopic pH meter that the utility model is designed, its beneficial effect is:
1, in stopple coupon, be provided with a sealed tube hollow, that can float, the top of described sealed tube is circular conical surface, described electrode is arranged in sealed tube and exposes from the bottom of sealed tube, in the time that surveyed solution fluctuates, sealed tube can float and electrode contact with solution always, the detection of convenient unsteady solution with surveyed solution; Stopple coupon overcoat has a draw-tube, described stopple coupon peripheral hardware limited location projection, and described draw-tube is provided with the straight trough for holding described spacing preiection; The bottom of described draw-tube is the closing in shape that can prevent that sealed tube from dropping out, and draw-tube can not departed from stopple coupon for described projection, and described straight trough can make projection move in groove, increases the degree of depth that can survey solution thereby guarantee draw-tube is removable.
2, stopple coupon is rubber tube, draw-tube is glass tube, stopple coupon also has a rubber extruded chamber, described bleeder vent is located on this extrusion chamber, rubber tube coordinates with glass tube closely, can prevent that solution from entering between draw-tube and stopple coupon, can control pressure in rubber extruded chamber by bleeder vent, in the time that sealed tube blocks, can it be set back by extruding rubber extruded chamber.In the time that electrode cannot touch surveyed solution, bleeder vent can be blocked and push again rubber chamber and make solution be set up liter at stopple coupon meta by atmospheric pressure, thereby allow electrode touch solution and measure pH value, what increased pH meter can depth measurement degree.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the structural representation of embodiment 1 draw-tube;
Fig. 3 is the cut-open view of embodiment 1 draw-tube;
Fig. 4 is the structural representation of embodiment 2;
In figure: electrical appliance kit 1, constant potential source 2, current value-pH value conversion device 3, double wired conductor 4, electrode 5, lid 6, display device 7, stopple coupon 8, sealed tube 9, draw-tube 10, projection 11, straight trough 12, rubber extruded chamber 13, bleeder vent 14.
Embodiment
Below by embodiment, the utility model will be further described by reference to the accompanying drawings.
Embodiment 1:
As Fig. 1, shown in Fig. 2 and Fig. 3, the described telescopic pH meter of the present embodiment, comprise electrical appliance kit 1, in electrical appliance kit 1, be provided with the constant potential source 2 and the current value-pH value conversion device 3 that are connected in series, described constant potential source 2 and current value-pH value conversion device 3 are connected with electrode 5 by forniciform double wired conductor 4, describedly comprise that electrical appliance kit 1 top is socketed with a lid 6, described current value-pH value conversion device 3 is electrically connected with a display device 7 by signal wire 15, described electrical appliance kit 1 below is provided with stopple coupon 8, described stopple coupon 8 is provided with bleeder vent 14, in described stopple coupon 8, be provided with a hollow, the sealed tube 9 that can float, the top of described sealed tube 9 is circular conical surface, in the time that surveyed solution fluctuates, sealed tube 9 can with surveyed solution float and electrode 5 contact with solution always, the detection of the convenient solution that floats.Described electrode 5 is arranged in sealed tube 9 and exposes from the bottom of sealed tube 9, and described double wired conductor 4 is connected with described electrode 5 with sealed tube 9 through electrical appliance kit 1, stopple coupon 8, and described electrical appliance kit 1 bottom is provided with sealant layer; The pipe bottom surface of described stopple coupon 8 is form after chamfering domatic; Described stopple coupon 8 overcoats have a draw-tube 10, described stopple coupon 8 peripheral hardware limited location projections 11, and described draw-tube 10 is provided with the straight trough 12 for holding described spacing preiection 11; The bottom of described draw-tube 10 is the closing in shape that can prevent that sealed tube 9 from dropping out; Described protruding 11 draw-tube 10 can not departed from stopple coupon 8, and described straight trough 12 can make projection 11 in the interior movement of straight trough 12, increases the degree of depth that can survey solution thereby guarantee draw-tube 10 is removable.
Embodiment 2:
As shown in Figure 4, the novel pH meter of the described suction-type of the present embodiment, as different from Example 1: described stopple coupon 8 is rubber tube, described draw-tube 10 is glass tube; Described stopple coupon 8 also has a rubber extruded chamber 13, and described bleeder vent 14 is located on this extrusion chamber 13; Rubber tube coordinates with glass tube closely, can prevent that solution from entering between draw-tube 10 and stopple coupon 8, can control the interior pressure in rubber extruded chamber 13 by bleeder vent 14, in the time that blocking, sealed tube 9 can it be set back by extruding rubber extruded chamber 13, in the time that electrode 5 cannot touch surveyed solution, bleeder vent 14 can be blocked and push again rubber chamber 13 and make solution be set up liter at stopple coupon 8 metas by atmospheric pressure, thereby allow electrode 5 touch solution and measure pH value, what increased pH meter can depth measurement degree.
Specific embodiment described herein is only to design of the present utility model explanation for example.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (2)
1. a telescopic pH meter, comprise electrical appliance kit (1), in electrical appliance kit (1), be provided with the constant potential source (2) and the current value-pH value conversion device (3) that are connected in series, described constant potential source (2) and current value-pH value conversion device (3) are connected with electrode (5) by forniciform double wired conductor (4), describedly comprise that electrical appliance kit (1) top is socketed with a lid (6), in described lid (6), be provided with display device (7), described current value-pH value conversion device (3) is electrically connected with described display device (7), described electrical appliance kit (1) below is provided with stopple coupon (8), described stopple coupon (8) is provided with bleeder vent (14), it is characterized in that being provided with in described stopple coupon (8) hollow, the sealed tube (9) that can float, the top of described sealed tube (9) is circular conical surface, described electrode (5) is arranged in sealed tube (9) and exposes from the bottom of sealed tube (9), described double wired conductor (4) is through electrical appliance kit (1), stopple coupon (8) is connected with described electrode (5) with sealed tube (9), described electrical appliance kit (1) bottom is provided with sealant layer, the pipe bottom surface of described stopple coupon (8) is form after chamfering domatic, described stopple coupon (8) overcoat has a draw-tube (10), described stopple coupon (8) peripheral hardware limited location projection (11), described draw-tube (10) is provided with the straight trough (12) for holding described spacing preiection (11), the bottom of described draw-tube (10) is for can prevent the closing in shape that sealed tube (9) drops out.
2. telescopic pH meter according to claim 1, is characterized in that described stopple coupon (8) is rubber tube, and described draw-tube (10) is glass tube; Described stopple coupon (8) also has a rubber extruded chamber (13), and described bleeder vent (14) is located on this extrusion chamber (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212369.4U CN203824954U (en) | 2014-04-28 | 2014-04-28 | Telescopic pH meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212369.4U CN203824954U (en) | 2014-04-28 | 2014-04-28 | Telescopic pH meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203824954U true CN203824954U (en) | 2014-09-10 |
Family
ID=51480437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420212369.4U Expired - Fee Related CN203824954U (en) | 2014-04-28 | 2014-04-28 | Telescopic pH meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203824954U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388921A (en) * | 2015-12-17 | 2016-03-09 | 吉首大学 | Chemical combination barrel acid adding system and method |
| CN111029036A (en) * | 2019-11-19 | 2020-04-17 | 安徽华星电缆集团有限公司 | Equipment for processing and annealing conductor of insulated cable core |
-
2014
- 2014-04-28 CN CN201420212369.4U patent/CN203824954U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388921A (en) * | 2015-12-17 | 2016-03-09 | 吉首大学 | Chemical combination barrel acid adding system and method |
| CN111029036A (en) * | 2019-11-19 | 2020-04-17 | 安徽华星电缆集团有限公司 | Equipment for processing and annealing conductor of insulated cable core |
| CN111029036B (en) * | 2019-11-19 | 2021-06-11 | 安徽华星电缆集团有限公司 | Equipment for processing and annealing conductor of insulated cable core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20150428 |
|
| EXPY | Termination of patent right or utility model |