CN220525776U - PH value survey is with constant temperature equipment - Google Patents
PH value survey is with constant temperature equipment Download PDFInfo
- Publication number
- CN220525776U CN220525776U CN202321985046.4U CN202321985046U CN220525776U CN 220525776 U CN220525776 U CN 220525776U CN 202321985046 U CN202321985046 U CN 202321985046U CN 220525776 U CN220525776 U CN 220525776U
- Authority
- CN
- China
- Prior art keywords
- constant temperature
- clamping
- thermostat
- assembly
- plate
- 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.)
- Active
Links
- 238000012360 testing method Methods 0.000 claims abstract description 30
- 239000000523 sample Substances 0.000 claims abstract description 23
- 238000001139 pH measurement Methods 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model provides a constant temperature device for PH value measurement, comprising: the constant temperature assembly is provided with a constant temperature pot, and a constant temperature medium is arranged in the constant temperature pot; a clamping assembly for clamping a test vessel; and one end of the supporting rod is rotationally connected with the shell of the constant temperature assembly, and the other end of the supporting rod is used for installing a PH meter probe. The utility model has the beneficial effects that: the constant temperature assembly ensures the temperature stability of the solution to be tested, further ensures the stability of the measurement result, and the clamping assembly clamps the test vessel to improve the stability in the test process.
Description
Technical Field
The utility model belongs to the technical field of PH value measurement, and particularly relates to a constant temperature device for PH value measurement.
Background
The PH value measurement is an important item in chemical detection, the stability of solution temperature needs to be ensured in the PH value measurement process, the current PH value measurement is generally carried out in a laboratory, the temperature is low in winter, deviation of PH measurement results is easy to occur, the current solution is to place a test vessel in a bucket containing warm water for measurement, but the temperature of the warm water in the bucket is also gradually reduced, the follow-up experiment is not carried out, the bucket lacks a fixing device, and the toppling of the test vessel often occurs.
Disclosure of Invention
In view of the above, the present utility model aims to provide a thermostat for PH measurement, which aims to solve at least one of the above problems.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
a thermostat for PH measurement, comprising:
the constant temperature assembly is provided with a constant temperature pot, and a constant temperature medium is arranged in the constant temperature pot;
a clamping assembly for clamping a test vessel;
and one end of the supporting rod is rotationally connected with the shell of the constant temperature assembly, and the other end of the supporting rod is used for installing a PH meter probe.
Further, the clamping assembly includes:
the two fixing plates are fixedly connected with the inner side of the thermostatic cooker;
the two ends of the guide rod are fixedly connected with the two fixing plates respectively;
the clamping plate is provided with a guide hole matched with the guide rod, and the guide rod is positioned at the inner side of the guide hole;
the number of the clamping plates is two, a clamping position for clamping the test vessel is formed between the two clamping plates, a compression spring is arranged between one end, far away from the clamping position, of the clamping plate and the fixing plate, and the compression spring is located on the outer side of the guide rod.
Further, an arc-shaped groove matched with the test vessel is formed in the end face, close to the clamping position, of the clamping plate.
Further, the end face, close to the clamping position, of the clamping plate is provided with a V-shaped groove.
Further, the clamping plate is a structural member made of polytetrafluoroethylene.
Further, the rotation plate is fixedly arranged at one end of the support rod, the rotation plate is provided with a rotation hole, the shell of the constant temperature assembly is fixedly provided with a rotation shaft, the rotation shaft is positioned at the inner side of the rotation hole, and the rotation plate is rotationally connected with the rotation shaft.
Furthermore, limit rods are fixedly arranged on the shell of the constant temperature assembly, the number of the limit rods is multiple, and the limit rods are uniformly arranged axially along the axis of the rotating shaft;
the rotating plate is provided with a limiting hole matched with the limiting rod, and the limiting rod is positioned at the inner side of the limiting hole.
Further, the one end that the bracing piece kept away from the rotor plate has set firmly the mounting panel, it has the mounting hole to open on the mounting panel, PH meter probe installs in the inboard of mounting hole.
Further, an inner thread is formed on the inner side of the mounting hole, a regulating pipe is arranged in the mounting hole, an outer thread is formed on the outer side of the regulating pipe, and the regulating pipe is in threaded connection with the mounting plate;
the inner diameter of the adjusting pipe is larger than the diameter of the PH meter probe and smaller than the diameter of the limiting ring at the upper end of the PH meter probe.
Further, a hand groove is formed in the clamping plate.
Compared with the prior art, the constant temperature device for PH value measurement has the following beneficial effects:
(1) According to the constant temperature device for PH value measurement, the constant temperature component ensures the temperature stability of the solution to be measured, so that the stability of a measurement result is ensured, and the clamping component clamps the test vessel, so that the stability in the test process is improved.
(2) According to the constant temperature device for PH value measurement, the inner side of the mounting hole is provided with the internal thread, the mounting hole is internally provided with the adjusting pipe, the outer side of the adjusting pipe is provided with the external thread, the adjusting pipe is in threaded connection with the mounting plate, and the inner diameter of the adjusting pipe is larger than the diameter of the PH meter probe and smaller than the diameter of the limiting ring at the upper end of the PH meter probe. The height of the PH meter probe can be adjusted by rotating the adjusting tube.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic perspective view of a device according to an embodiment of the present utility model;
fig. 2 is a schematic perspective view of a hidden thermostat assembly according to an embodiment of the present utility model;
FIG. 3 is a schematic perspective view of a thermostat assembly according to an embodiment of the present utility model;
fig. 4 is a schematic view of a perspective structure of a support rod according to an embodiment of the present utility model;
FIG. 5 is a schematic perspective view of a PH meter probe according to an embodiment of the utility model.
Reference numerals illustrate:
1. a thermostat device; 2. a clamping assembly; 3. a test vessel; 4. a support rod; 5. a PH meter probe; 6. an adjusting tube; 101. a constant temperature pot; 102. a rotating shaft; 103. a limit rod; 201. a clamping plate; 202. a guide rod; 203. a fixing plate; 204. a compression spring; 20101. hand-digging grooves; 501. a limiting ring; 401. a rotating plate; 402. a mounting plate; 403. a rotation hole; 404. a limiting hole; 405. and (5) mounting holes.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1 to 5, a constant temperature apparatus for PH measurement includes:
the constant temperature assembly 1, the constant temperature assembly 1 is provided with a constant temperature pot 101, and a constant temperature medium is arranged in the constant temperature pot 101;
a clamping assembly 2, the clamping assembly 2 being used for clamping a test vessel 3;
and one end of the supporting rod 4 is rotatably connected with the shell of the constant temperature assembly 1, and the other end of the supporting rod 4 is used for installing a PH meter probe 5.
The thermostatic assembly 1 employs, but is not limited to, an existing thermostatic bath.
The clamping assembly 2 comprises:
two fixing plates 203, wherein the fixing plates 203 are fixedly connected with the inner side of the thermostatic cooker 101;
the guide rod 202, two ends of the guide rod 202 are fixedly connected with two fixing plates 203 respectively;
the clamping plate 201 is provided with a guide hole matched with the guide rod 202, and the guide rod 202 is positioned at the inner side of the guide hole;
the number of the clamping plates 201 is two, a clamping position for clamping the test vessel 3 is formed between the two clamping plates 201, a compression spring 204 is arranged between one end of the clamping plate 201, which is far away from the clamping position, and the fixed plate 203, the compression spring 204 is positioned on the outer side of the guide rod 202, and the number of the wire rods is two.
The clamping plates 201 are moved to two sides, the compression springs 204 compress, the test vessel 3 containing the solution to be tested is placed between the two clamping plates 201, and the clamping plates 201 are loosened to clamp the test vessel 3 under the action of the elasticity of the compression springs 204.
In some embodiments the clamping plate 201 is provided with an arcuate recess on the end surface adjacent to the clamping location for mating with the test vessel 3. The arc-shaped grooves play a role in positioning the test vessel 3.
In some embodiments, the clamping plate 201 has a V-shaped groove formed in an end surface adjacent to the clamping location. The V-shaped groove serves to locate the test vessel 3. And is suitable for test vessels 3 of different diameters.
The clamping plate 201 is a structural member made of polytetrafluoroethylene.
One end of the supporting rod 4 is fixedly provided with a rotating plate 401, a rotating hole 403 is formed in the rotating plate 401, a rotating shaft 102 is fixedly arranged on the shell of the constant temperature assembly 1, the rotating shaft 102 is positioned at the inner side of the rotating hole 403, and the rotating plate 401 is rotationally connected with the rotating shaft 102.
The shell of the constant temperature assembly 1 is fixedly provided with a plurality of limit rods 103, and the limit rods 103 are uniformly arranged along the axial line of the rotating shaft 102; the height of the limit lever 103 is lower than the height of the rotation shaft 102.
The rotating plate 401 is provided with a limit hole matched with the limit rod 103, and the limit rod 103 is positioned at the inner side of the limit hole. The stop lever 103 plays a role in limiting the rotation plate 401.
One end of the support rod 4, which is far away from the rotating plate 401, is fixedly provided with a mounting plate 402, a mounting hole 405 is formed in the mounting plate 402, and the PH meter probe 5 is mounted on the inner side of the mounting hole 405. The location of the mounting hole 405 corresponds to the location of the clamping location.
An internal thread is formed on the inner side of the mounting hole 405, an adjusting pipe 6 is arranged in the mounting hole 405, an external thread is formed on the outer side of the adjusting pipe 6, and the adjusting pipe 6 is in threaded connection with the mounting plate 402;
the inner diameter of the adjusting tube 6 is larger than the diameter of the PH meter probe 5 and smaller than the diameter of the limit ring 501 at the upper end of the PH meter probe 5. The height of the PH meter probe 5 can be adjusted by rotating the adjusting tube 6.
The clamping plate 201 is provided with a hand key groove 20101. The hand key 20101 facilitates movement of the clamping plate 201.
The working process comprises the following steps:
when this scheme is implemented, remove clamping plate 201 to both sides, compression spring 204 takes place to compress, will hold the test household utensils 3 that awaits measuring solution and place between two clamping plates 201, loosen clamping plate 201 under compression spring 204 elastic force, two clamping plates 201 clamp test household utensils 3, test household utensils 3 are located constant temperature medium inside this moment, constant temperature medium makes the solution that awaits measuring in the test household utensils 3 be in the state of constant temperature 25 ℃, upwards remove bracing piece 4, when spacing post breaks away from spacing hole, can rotate bracing piece 4, when mounting hole 405 aligns test household utensils 3, remove bracing piece 4 downwards, and insert PH meter probe 5 in adjusting pipe 6, PH meter probe 5's head is located the solution that awaits measuring, accomplish the PH measurement, constant temperature assembly 1 has guaranteed the temperature stability of solution that awaits measuring, and then guarantee measuring result's stability, clamp assembly 2 clamp test household utensils 3 has improved the stability in the test process.
After the test is finished, the supporting rod 4 is moved upwards, when the limiting column is separated from the limiting hole, the supporting rod 4 can be rotated, and when the PH meter probe 5 is positioned outside the shell of the constant temperature assembly 1, the supporting rod 4 is moved downwards to clean the PH meter probe 5.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the claims and description.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. A thermostat for PH measurement, comprising:
the constant temperature assembly (1), a constant temperature pot (101) is arranged on the constant temperature assembly (1), and a constant temperature medium is arranged in the constant temperature pot (101);
-a clamping assembly (2), the clamping assembly (2) being for clamping a test vessel (3);
and one end of the supporting rod (4) is rotationally connected with the shell of the constant temperature assembly (1), and the other end of the supporting rod is used for installing a PH meter probe (5).
2. A thermostat for PH measurement according to claim 1, wherein: the clamping assembly (2) comprises:
the two fixing plates (203), the fixing plates (203) are fixedly connected with the inner side of the thermostatic pot (101);
the two ends of the guide rod (202) are fixedly connected with the two fixing plates (203) respectively;
the clamping plate (201) is provided with a guide hole matched with the guide rod (202), and the guide rod (202) is positioned at the inner side of the guide hole;
the number of the clamping plates (201) is two, a clamping position for clamping the test vessel (3) is formed between the two clamping plates (201), a compression spring (204) is arranged between one end, far away from the clamping position, of the clamping plate (201) and the fixing plate (203), and the compression spring (204) is located on the outer side of the guide rod (202).
3. A thermostat for PH measurement according to claim 2, wherein: the end face, close to the clamping position, of the clamping plate (201) is provided with an arc-shaped groove matched with the test vessel (3).
4. A thermostat for PH measurement according to claim 2, wherein: the end face, close to the clamping position, of the clamping plate (201) is provided with a V-shaped groove.
5. A thermostat for PH measurement according to claim 2, wherein: the clamping plate (201) is made of polytetrafluoroethylene structural members.
6. A thermostat for PH measurement according to claim 1, wherein: the utility model discloses a constant temperature component, including bracing piece (4), rotation board (401) has been set firmly to bracing piece (4) one end, it has rotation hole (403) to open on rotation board (401), rotation axis (102) have been set firmly on the casing of constant temperature component (1), rotation axis (102) are located the inboard of rotation hole (403), rotation board (401) are connected with rotation axis (102) rotation.
7. The thermostat for PH measurement according to claim 6, wherein: the shell of the constant temperature assembly (1) is fixedly provided with a plurality of limit rods (103), and the limit rods (103) are uniformly arranged axially along the axis of the rotating shaft (102);
the rotating plate (401) is provided with a limiting hole matched with the limiting rod (103), and the limiting rod (103) is positioned at the inner side of the limiting hole.
8. The thermostat for PH measurement according to claim 6, wherein: one end of the supporting rod (4) far away from the rotating plate (401) is fixedly provided with a mounting plate (402), the mounting plate (402) is provided with a mounting hole (405), and the PH meter probe (5) is mounted on the inner side of the mounting hole (405).
9. A thermostat for PH measurement according to claim 8, wherein: an inner thread is formed on the inner side of the mounting hole (405), an adjusting pipe (6) is arranged in the mounting hole (405), an outer thread is formed on the outer side of the adjusting pipe (6), and the adjusting pipe (6) is in threaded connection with the mounting plate (402);
the inner diameter of the adjusting pipe (6) is larger than the diameter of the PH meter probe (5) and smaller than the diameter of the limiting ring (501) at the upper end of the PH meter probe (5).
10. A thermostat for PH measurement according to claim 2, wherein: the clamping plate (201) is provided with a hand-holding groove (20101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321985046.4U CN220525776U (en) | 2023-07-26 | 2023-07-26 | PH value survey is with constant temperature equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321985046.4U CN220525776U (en) | 2023-07-26 | 2023-07-26 | PH value survey is with constant temperature equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220525776U true CN220525776U (en) | 2024-02-23 |
Family
ID=89923177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321985046.4U Active CN220525776U (en) | 2023-07-26 | 2023-07-26 | PH value survey is with constant temperature equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220525776U (en) |
-
2023
- 2023-07-26 CN CN202321985046.4U patent/CN220525776U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220525776U (en) | PH value survey is with constant temperature equipment | |
| CN111896587A (en) | Blood glucose monitoring sensor test fixture | |
| CN214064392U (en) | Mapping and positioning device for engineering mapping | |
| CN219391914U (en) | Clamping assembly of manual ultrasonic nondestructive testing probe | |
| CN213181102U (en) | Silicone rubber hardness tester | |
| CN217934183U (en) | Automatic calibration seat | |
| CN208260794U (en) | The fixed device of chromatogram bottle heating water bath | |
| CN211402355U (en) | High-precision water ion concentration measuring device | |
| CN215296564U (en) | Liquid leakage testing device | |
| CN218411150U (en) | Portable altitude measuring device | |
| CN221223639U (en) | Measuring tool suitable for measuring hemispherical part edge thickness difference | |
| CN218765636U (en) | Constant temperature test equipment for infrared temperature sensor | |
| CN219647550U (en) | Test tube support for acidometer detection | |
| CN205897563U (en) | Liquid heater | |
| CN220524917U (en) | Motor casing inspection tool | |
| CN219870055U (en) | Calibrating device for temperature module of oil quality analyzer and device positioning bracket thereof | |
| CN219573021U (en) | Flatness gauge for oil distribution disc | |
| CN216621342U (en) | Corrosion-resistant liquid level transmitter | |
| CN215339396U (en) | Rotary viscometer fixing device | |
| CN110441051B (en) | Thermostat temperature rise test device | |
| CN220339957U (en) | Hardenability detection device | |
| CN216285340U (en) | Reagent tray device of full-automatic biochemical analyzer | |
| CN221416391U (en) | Preparation device for capillary tube detection card | |
| CN220231864U (en) | Bridge type bare copper resistance testing device | |
| CN216051571U (en) | Ion chromatograph sampling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |