CN212902755U - Automatic temperature measurement of circulating water adds and subtracts dress backplate device - Google Patents
Automatic temperature measurement of circulating water adds and subtracts dress backplate device Download PDFInfo
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- CN212902755U CN212902755U CN202021089213.3U CN202021089213U CN212902755U CN 212902755 U CN212902755 U CN 212902755U CN 202021089213 U CN202021089213 U CN 202021089213U CN 212902755 U CN212902755 U CN 212902755U
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Abstract
The utility model discloses an automatic temperature measurement of circulating water of power plant unit technical field adds and subtracts dress backplate device, including circulating pipe and the circulating pump of installing on circulating pipe, still include a plurality of backplate heat exchangers of establishing ties each other, the water inlet end of circulating pipe is connected with the water inlet of one end backplate heat exchanger, the water outlet end of circulating pipe is connected with the delivery port of other end backplate heat exchanger, install temperature detection component on the pipeline of circulating pipe water outlet end, be connected with cooling inlet tube and cooling outlet pipe on the backplate heat exchanger, install the automatic control valve on the cooling inlet tube, the controller is connected with alarm device, through a plurality of backplate heat exchangers of establishing ties each other, detect the temperature through temperature detection component, and through the aperture regulation of control automatic control valve, guarantee the temperature control of circulating water in qualified scope, and when the aperture of automatic control valve can not satisfy the temperature control requirement, by adding or subtracting the number of the guard plate heat exchangers which are connected in series, the heat exchange efficiency of the circulating water is increased.
Description
Technical Field
The utility model relates to a power plant's unit technical field specifically is an automatic temperature measurement of circulating water adds subtracts installs backplate device.
Background
The power plant unit circulating water is vital equipment, so daily monitoring is very important, especially temperature monitoring, and the circulating water temperature passes through the manual temperature measurement of people at present, and efficiency is too low, and the potential safety hazard is very big in addition to the operation, and prior art carries out the heat transfer through the backplate heat exchanger, cools down the circulating water, but backplate heat exchanger heat exchange efficiency is limited, can not satisfy circulating water temperature's control.
Based on this, the utility model designs an automatic temperature measurement of circulating water adds and subtracts dress backplate device to solve the above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic temperature measurement of circulating water adds subtracts dress backplate device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic temperature measurement of circulating water adds subtracts dress backplate device, include circulating pipe and install in circulating pump on the circulating pipe still includes a plurality of backplate heat exchangers of establishing ties each other, circulating pipe's the end of intaking and one end the water inlet of backplate heat exchanger is connected, circulating pipe's play water end and the other end the delivery port of backplate heat exchanger is connected, and is adjacent two sets of be connected through the connecting tube between the backplate heat exchanger, install temperature detecting element on the pipeline of circulating pipe play water end, be connected with cooling inlet tube and cooling outlet pipe on the backplate heat exchanger, install the automatic control valve on the cooling inlet tube, automatic control valve and temperature detecting element pass through the signal line and are connected with the controller, the controller is connected with alarm device.
Preferably, the controller adopts a temperature display controller.
Preferably, the temperature detection element is connected to an input end of the controller, and the automatic control valve and the alarm device are connected to an output end of the controller.
Preferably, the guard plate heat exchanger is a plate heat exchanger.
Compared with the prior art, the beneficial effects of the utility model are that: this kind of automatic temperature measurement of circulating water adds and subtracts dress backplate device detects out the temperature degree through the backplate heat exchanger of a plurality of mutual series connections to through the temperature detecting element, and through the aperture regulation of control automatic control valve, guarantee that the temperature control of circulating water is in qualified scope, and when the aperture of automatic control valve can not satisfy the temperature control requirement, through adding and subtracting a plurality of backplate heat exchangers of mutual series connections quantity, increase the heat transfer to the circulating water, thereby guarantee that the temperature after the circulating water heat transfer can reach the standard.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a circulating water pipe; 2. a circulation pump; 3. a guard plate heat exchanger; 4. connecting a pipeline; 5. an alarm device; 6. Cooling the water inlet pipe; 7. cooling the water outlet pipe; 8. a self-control valve; 9. a temperature detection element; 10. and a controller.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, the present invention provides a technical solution: a circulating water automatic temperature measurement plus-minus guard plate device comprises a circulating water pipe 1, a circulating pump 2 arranged on the circulating water pipe 1, and a plurality of guard plate heat exchangers 3 which are connected in series, wherein the number of the guard plate heat exchangers 3 which are connected in series can be increased by adding or subtracting, so that the heat exchange of circulating water is ensured to reach the standard, the water inlet end of the circulating water pipe 1 is connected with the water inlet of the guard plate heat exchanger 3 at one end, the water outlet end of the circulating water pipe 1 is connected with the water outlet of the guard plate heat exchanger 3 at the other end, two adjacent sets of guard plate heat exchangers 3 are connected through a connecting pipeline 4, so that the circulating water in the circulating water pipe 1 can exchange heat through the guard plate heat exchangers 3 in sequence, a temperature detection element 9 is arranged on the pipeline at the water outlet end of the circulating water pipe 1, the temperature detection element 9 arranged on the connecting pipeline, a cooling water inlet pipe 6 and a cooling water outlet pipe 7 are connected on the guard plate heat exchanger 3, an automatic control valve 8 is installed on the cooling water inlet pipe 6, the automatic control valve 8 and a temperature detection element 9 are connected with a controller 10 through signal lines, the controller 10 compares a temperature value detected by the temperature detection element 9 with a preset temperature reference value, when the temperature value exceeds or is lower than the preset temperature reference value, the controller 10 controls the opening of the automatic control valve 8 to adjust, the flow of cooling water is increased or reduced, the cooling speed of circulating water is accelerated or reduced, the controller 10 is connected with an alarm device 5, the alarm device 5 can adopt acousto-optic alarm, when the opening of the automatic control valve 8 is adjusted to the maximum, and when the opening of the automatic control valve 8 cannot ensure that the temperature of the circulating water is controlled within a qualified range, the guard plate heat exchanger 3 is increased or reduced, and the temperature detected by the temperature detection element 9 still exceeds or is lower than a preset value, an alarm is given by the alarm means 5.
Wherein, the controller 10 adopts a temperature display controller.
The temperature detecting element 9 is connected to the input end of the controller 10, and the automatic control valve 8 and the alarm device 5 are connected to the output end of the controller 10.
Wherein, the guard plate heat exchanger 3 adopts a plate heat exchanger.
Wherein, electrical components: the parts of the shield plate heat exchanger 3, the alarm device 5, the automatic control valve 8, the temperature detection element 9 and the controller 10 are all general standard parts or parts known to those skilled in the art, and the structure and principle of the parts are all known to those skilled in the art through technical manuals or through routine experimental methods.
The specific working principle is as follows:
under the normal working condition, a main guard plate heat exchanger 3 and a plurality of auxiliary guard plate heat exchangers 3 are adopted and are connected in series on a circulating water pipe 1, then a temperature detection element 9 is arranged on a pipeline at the water outlet end of the circulating water pipe 1, the temperature value detected by the temperature detection element 9 is compared with a preset temperature reference value, when the temperature value exceeds or is lower than the preset temperature reference value, a controller 10 controls the opening adjustment of an automatic control valve 8 on the main guard plate heat exchanger 3 and the plurality of auxiliary guard plate heat exchangers 3 to increase or reduce the flow of cooling water and accelerate or reduce the cooling speed of circulating water, when the opening adjustment of the automatic control valve 8 is maximum, the opening adjustment of the automatic control valve 8 can not ensure that the temperature of the circulating water is controlled within a qualified range, through increasing or reducing the guard plate heat exchangers 3, when the temperature detected by the temperature detection element 9 still exceeds or is lower than a preset value, an alarm is given by the alarm means 5.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. The utility model provides an automatic temperature measurement of circulating water adds subtracts installs backplate device, includes circulating pipe (1) and install in circulating pump (2) on circulating pipe (1), its characterized in that: still include a plurality of backplate heat exchangers (3) of establishing ties each other, the end of intaking and one end of circulating pipe (1) the water inlet of backplate heat exchanger (3) is connected, the delivery end and the other end of circulating pipe (1) the delivery port of backplate heat exchanger (3) are connected, and adjacent two sets of be connected through connecting tube (4) between backplate heat exchanger (3), install temperature-detecting element (9) on the pipeline of circulating pipe (1) delivery end, be connected with cooling inlet tube (6) and cooling outlet pipe (7) on backplate heat exchanger (3), install automatic control valve (8) on cooling inlet tube (6), automatic control valve (8) and temperature-detecting element (9) are connected with controller (10) through the signal line, controller (10) are connected with alarm device (5).
2. The automatic temperature measurement of circulating water adds subtract install backplate device of claim 1, characterized by: the controller (10) adopts a temperature display controller.
3. The automatic temperature measurement of circulating water adds subtract install backplate device of claim 1, characterized by: the temperature detection element (9) is connected to the input end of the controller (10), and the automatic control valve (8) and the alarm device (5) are connected to the output end of the controller (10).
4. The automatic temperature measurement of circulating water adds subtract install backplate device of claim 1, characterized by: the guard plate heat exchanger (3) adopts a plate heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021089213.3U CN212902755U (en) | 2020-06-12 | 2020-06-12 | Automatic temperature measurement of circulating water adds and subtracts dress backplate device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021089213.3U CN212902755U (en) | 2020-06-12 | 2020-06-12 | Automatic temperature measurement of circulating water adds and subtracts dress backplate device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212902755U true CN212902755U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021089213.3U Active CN212902755U (en) | 2020-06-12 | 2020-06-12 | Automatic temperature measurement of circulating water adds and subtracts dress backplate device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212902755U (en) |
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2020
- 2020-06-12 CN CN202021089213.3U patent/CN212902755U/en active Active
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