CN213364390U - Heater for water quality analyzer and analyzer - Google Patents
Heater for water quality analyzer and analyzer Download PDFInfo
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- CN213364390U CN213364390U CN202021879739.1U CN202021879739U CN213364390U CN 213364390 U CN213364390 U CN 213364390U CN 202021879739 U CN202021879739 U CN 202021879739U CN 213364390 U CN213364390 U CN 213364390U
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Abstract
The utility model provides a heater, analysis appearance for water quality analysis appearance, the heater includes: the axial shaft hole is formed in the shell, and mounting frames are respectively arranged at openings at two axial ends of the shell; the heating plate comprises a mounting shaft, a plurality of heating plates and a plurality of heating plates, wherein the mounting shaft is arranged in a shaft hole, the heating plates are distributed around the periphery of the mounting shaft, and two axial ends of the mounting shaft are respectively connected with the mounting rack; the mounting frame is connected with the peripheral pipelines. The utility model discloses a heater directly places the hot plate inside the pipeline for required energy consumption is lower, possesses higher heating efficiency.
Description
Technical Field
The utility model belongs to the technical field of environmental monitoring, a heater, analysis appearance for water quality analysis appearance are related to.
Background
With the maturity of automation control technology and exponential increase of the demand of chemical analysis application occasions, the online water quality analyzer is in the beginning of the last 30-40 years. The water quality analyzer is mainly used for monitoring the water quality of domestic water, sewage treatment and industrial process control.
The amount of nitrogen compounds in the water can be used as an index of the pollution degree of the water body by the nitrogen-containing organic matters. The nitrogen in several forms reflecting the pollution degree of water body with nitrogen-containing compound is ammonia nitrogen, nitrite nitrogen, nitrate nitrogen and organic nitrogen. The method is used for measuring nitrogen compounds in various forms in water, and is helpful for evaluating the degree of pollution and the degree of self-purification of the water body. Ammonia nitrogen in water refers to nitrogen in the form of free ammonia (or non-ionic ammonia, NH3) and ionic ammonia (NH4 +). When the content of ammonia nitrogen is higher, the ammonia nitrogen has toxic action on fishes and has harm to human bodies in different degrees. Therefore, equipment capable of analyzing ammonia nitrogen concentration of water quality is needed to detect water quality. In the existing water quality analyzer for detecting the concentration of ammonia nitrogen, a heater of the existing water quality analyzer mainly utilizes a resistance wire to be wound on a pipeline for heating, and the resistance wire has the problems of low heating efficiency and high energy consumption in the heating mode.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcomings of the prior art, an object of the present invention is to provide a heater and an analyzer for a water quality analyzer, which are used to solve the problems of low heating efficiency and high energy consumption in the prior art.
In order to achieve the above and other related objects, the present invention provides a heater for a water quality analyzer, comprising a housing, a shaft hole axially formed on the housing, and a mounting frame respectively disposed at the openings of two axial ends of the housing;
the heating plate comprises a mounting shaft, a plurality of heating plates and a plurality of heating plates, wherein the mounting shaft is arranged in the shaft hole, the heating plates are distributed around the periphery of the mounting shaft, and two axial ends of the mounting shaft are respectively connected with the mounting rack;
the mounting frame is connected with the peripheral pipelines.
In an embodiment of the utility model, the polylith the hot plate evenly centers on the installation axle sets up.
In an embodiment of the present invention, the heating plate includes a housing and a heating element, and the housing is provided with a cavity for placing the heating element.
In an embodiment of the present invention, the heating element includes a plurality of micro heating plates connected in series.
In an embodiment of the present invention, the plurality of micro heating plates are axially and equidistantly disposed in the cavity.
In an embodiment of the present invention, the heating element is a heating resistance wire, and the heating resistance wire is axially laid in the cavity.
In an embodiment of the present invention, one side of the heating plate is abutted against the hole wall of the shaft hole, and the heating plate is divided into a plurality of independent cavities by the shaft hole.
In an embodiment of the present invention, the mounting rack includes a connecting frame and a supporting bar, the connecting frame has an axial opening for the supporting bar to pass through, and the supporting bar is provided with a connecting hole for connecting the mounting shaft.
In an embodiment of the present invention, a groove for inserting the shaft end of the housing is provided on the end surface of the connecting frame opposite to one side of the housing, and the groove of the connecting frame is in threaded connection with the shaft end of the housing.
The utility model also provides a water quality analyzer, including the aforesaid arbitrary heater.
As above, the utility model discloses a heater directly places the hot plate inside the pipeline, for only wrapping up the resistance wire in the pipeline outside, when the sample that awaits measuring flows in the heater, because the hot plate is direct with the contact of the sample that awaits measuring for required energy consumption is lower, possesses higher heating efficiency.
Drawings
Fig. 1 shows a block diagram of a water quality analyzer according to the present invention.
Fig. 2 is a schematic cross-sectional view of a heater according to an embodiment of the present invention.
Fig. 3 is a schematic side view of a heating plate in the heater of the present invention.
Fig. 4 is a schematic side view of the mounting frame of the heater of the present invention.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 2, the utility model provides a heater 5 for setting in a water quality analyzer for detecting ammonia nitrogen. As shown in figure 1, the water quality analyzer for measuring ammonia nitrogen in water quality further comprises a photometer 6 for measuring ammonia nitrogen, a box body covered outside the detection element, a sample container 1 for placing a sample to be measured, and a reagent container 2 for containing a color reagent. The water quality analyzer further comprises a first peristaltic pump 3 for extracting a sample to be detected and a second peristaltic pump 4 for extracting a chromogenic reagent, the first peristaltic pump 3 and the second peristaltic pump 4 pump the extracted chromogenic reagent and the sample to be detected into a heater 5 after mixing, the chromogenic reagent and the sample to be detected flow into a photometer 6 after being heated by the heater 5 to detect and read light absorption information, and an ammonia nitrogen measurement value of the sample to be detected is calculated.
In the present embodiment, as shown in fig. 2, the heater 5 includes a housing 51 and a mounting shaft 54 disposed inside the housing 51, a shaft hole for disposing the mounting shaft 54 is opened inside the housing 51, the shaft hole may be coaxial with the mounting shaft 54, and the housing 51 may be in a cylindrical shape. The heater 5 further includes a mounting bracket 53 respectively disposed at the openings at the two axial ends of the housing 51, and the two axial ends of the mounting shaft 54 are fixedly connected to the mounting bracket 53.
Further, as shown in fig. 2 and 3, a plurality of heating plates 52 are uniformly arranged around the circumference of the mounting shaft 54, one end side of the heating plate 52 in the radial direction of the shaft hole is connected to the outer wall of the mounting shaft 54, and at the same time, the heating plate 52 may axially extend from the mounting frame 53 on one side to the mounting frame 53 on the other side to form a substantially rectangular plate. When the sample to be measured flows into the heater 5, compared with the case that only the resistance wire is wrapped outside the pipeline, the heating plate 52 of the embodiment is directly contacted with the sample to be measured, so that the required energy consumption is lower, and the heating efficiency is higher.
Further, as shown in fig. 3, the other end side of the heating plate 52 in the radial direction of the shaft hole may directly abut against the wall of the shaft hole, and at this time, the plurality of heating plates 52 may divide the shaft hole into a plurality of independent chambers. When the sample to be measured flows in from one end of the heater 5, the sample to be measured is divided into a plurality of branches to enter the corresponding chambers, the branches in each chamber are heated by the heating plates 52 on two sides together, the sample to be measured is directly heated in the pipe, and the heating efficiency is further improved.
The heating plate 52 mainly includes a housing 521 and a heating element 522 disposed inside the housing 521, in this embodiment, the housing 521 is made of a waterproof heat-conducting material, such as ceramic. A cavity 523 is opened inside the housing 521 for placing the heating element 522. In order to facilitate the placement of the heating element 522, when the shell 521 is manufactured, the shell 521 can be divided into a first plate and a second plate, a first groove can be formed in the first plate, and/or a second groove can be formed in the second plate, during the assembly process, the heating element 522 is placed into the first groove or the second groove, then the first plate and the second plate are folded, so that the first groove and/or the second groove form a cavity 523 for placing the heating element 522, finally, the waterproof and high-temperature-resistant sealing adhesive is used for completely sealing the gap between the first plate and the second plate, and the cavity 523 is not communicated with the shaft hole during the use process.
In this embodiment, the heating element 522 may be a plurality of micro heating plates connected in series, and the plurality of micro heating plates are arranged in the cavity 523 at equal intervals along the axial direction; the heating element 522 may also be a resistance heater wire (as shown in fig. 2) that is laid axially along the housing 51 within the cavity 523.
In this embodiment, mounting shaft 54 is hollow inside, one side of heating plate 52 abuts against the outer wall of mounting shaft 54, and the wires of heating plate 52 pass directly through mounting shaft 54 into the hollow portion of mounting shaft 54. Similarly, a hollow part is also provided inside the mounting bracket 53, the hollow part of the mounting bracket 53 is communicated to the outside of the housing 51, and the lead wires of the heating plate 52 are passed to the outside of the heater 5 along the hollow part of the mounting shaft 54 and the hollow part of the mounting bracket 53, and are connected with a power supply outside the heater 5.
In this embodiment, as shown in fig. 4, the mounting frame 53 includes a connecting frame 531 and a supporting bar 532, the connecting frame 531 axially defines a through hole for the supporting bar 532 to be inserted into, wherein the supporting bar 532 passes through a midpoint of the through hole and is fixedly connected to a hole wall of the through hole, a connecting hole 533 is defined at a middle position of the supporting bar 532, and a thread connected to an axial end of the mounting shaft 54 is tapped in the connecting hole 533. It should be noted that, during the assembly process, the support bar 532 of the mounting frame 53 is preferably in the same plane with one of the heating plates 52, so that the support bar 532 does not block the flow of the sample to be tested. The connecting frame 531 and the supporting frame are arranged in a hollow mode, the hollow portions of the connecting frame 531 and the supporting frame are communicated, and a through hole which is the same as the outside is formed in the outer portion of the connecting frame 531.
To facilitate the connection between the connection frame 531 and the housing 51, the connection frame 531 may be screwed to the housing 51. As shown in fig. 2, a first threaded region may be provided on the outer wall of the housing 51, and in this case, a first groove into which the shaft end of the housing 51 can be inserted may be provided in an end surface of the connecting frame 531 on the side opposite to the housing 51, and a second threaded region matching the first threaded region may be provided in the first groove, so that, when assembled, the connecting frame 531 is directly screwed to the outer wall of the housing 51 through the first groove. At this time, in order to facilitate the connection of the heater 5 with the external pipeline, a second groove connectable with the pipeline may be further provided on the other side surface of the connection frame 531 opposite to the first groove, and a third threaded region connectable with the external pipeline may be provided in the second groove.
To ensure the heat preservation effect of the heater 5, a heat insulation layer 511, such as heat insulation cotton, may be sandwiched between the housing 51 and the wall of the mounting bracket 53.
To sum up, the utility model discloses various shortcomings in the prior art have effectively been overcome and high industry value has.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A heater for a water quality analyzer is characterized by comprising,
the device comprises a shell, a bearing and a fixing device, wherein a shaft hole is axially formed in the shell, and a mounting frame is respectively arranged at openings at two axial ends of the shell;
the heating plate comprises a mounting shaft, a plurality of heating plates and a plurality of heating plates, wherein the mounting shaft is arranged in the shaft hole, the heating plates are distributed around the periphery of the mounting shaft, and two axial ends of the mounting shaft are respectively connected with the mounting rack;
the mounting frame is connected with the peripheral pipelines.
2. The heater for a water quality analyzer according to claim 1, wherein: the polylith the hot plate is even around installation axle setting.
3. The heater for a water quality analyzer according to claim 1, wherein: the heating plate comprises a shell and a heating element, wherein the shell is provided with a cavity for placing the heating element.
4. A heater for a water quality analyzer according to claim 3, wherein: the heating element comprises a plurality of series-connected micro heating plates.
5. The heater for a water quality analyzer according to claim 4, wherein: the miniature heating plates are axially arranged in the cavity at equal intervals.
6. A heater for a water quality analyzer according to claim 3, wherein: the heating element is a heating resistance wire, and the heating resistance wire is axially laid in the cavity.
7. The heater for a water quality analyzer according to claim 1, wherein: one side of the heating plate is abutted against the hole wall of the shaft hole, and the heating plate divides the shaft hole into a plurality of independent chambers.
8. The heater for a water quality analyzer according to claim 1, wherein: the mounting bracket comprises a connecting frame and a supporting bar, wherein the connecting frame is axially provided with a through hole for the supporting bar to be put in, and the supporting bar is provided with a connecting hole connected with the mounting shaft.
9. The heater for a water quality analyzer according to claim 8, wherein: and a groove for inserting the shaft end of the shell is formed in the end surface of the connecting frame opposite to one side of the shell, and the groove of the connecting frame is in threaded connection with the shaft end of the shell.
10. A water quality analyzer, comprising the heater according to any one of 1 to 9 above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021879739.1U CN213364390U (en) | 2020-08-31 | 2020-08-31 | Heater for water quality analyzer and analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021879739.1U CN213364390U (en) | 2020-08-31 | 2020-08-31 | Heater for water quality analyzer and analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213364390U true CN213364390U (en) | 2021-06-04 |
Family
ID=76148406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021879739.1U Active CN213364390U (en) | 2020-08-31 | 2020-08-31 | Heater for water quality analyzer and analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213364390U (en) |
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2020
- 2020-08-31 CN CN202021879739.1U patent/CN213364390U/en active Active
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