CN113820044B - Temperature transmitter capable of preventing water hammer impact - Google Patents
Temperature transmitter capable of preventing water hammer impact Download PDFInfo
- Publication number
- CN113820044B CN113820044B CN202111407954.0A CN202111407954A CN113820044B CN 113820044 B CN113820044 B CN 113820044B CN 202111407954 A CN202111407954 A CN 202111407954A CN 113820044 B CN113820044 B CN 113820044B
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- stainless steel
- steel pipe
- circular
- fixedly connected
- steel tube
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
- G01K1/12—Protective devices, e.g. casings for preventing damage due to heat overloading
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
- H05K7/20418—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing the radiating structures being additional and fastened onto the housing
Abstract
The invention relates to the technical field of temperature detection, in particular to a temperature transmitter capable of preventing water hammer impact. The technical problem is that: the water hammer effect enables the measuring end of the temperature transmitter to swing to cause bending; the service life of the electronic components can be reduced in a high-temperature environment. The technical scheme is as follows: the utility model provides a prevent temperature transmitter of water hammer impact, is including circular nonrust steel pipe, seal assembly, fixed subassembly and the nonrust steel pipe of rhombus, and circular nonrust steel pipe lower part is provided with seal assembly, and seal assembly and screwed pipe threaded connection, circular nonrust steel pipe lower part rigid coupling have the nonrust steel pipe of rhombus, and the lower part of the nonrust steel pipe of rhombus is provided with the fixed subassembly fixed with the pipeline inner wall. According to the invention, the measuring end of the temperature transmitter is arranged in a diamond shape, so that the pressure impact of a water hammer on the inner measuring end of the pipeline is reduced, the measuring end is prevented from being bent, the heat conducted upwards is rapidly dissipated through the heat dissipation plate, the heat insulation plate and the cooling liquid in the cooling shell, and the service life of the electronic component is prolonged.
Description
Technical Field
The invention relates to the technical field of temperature detection, in particular to a temperature transmitter capable of preventing water hammer impact.
Background
In order to more efficiently and conveniently transport water, the inner wall of an oil pipeline is usually made very smooth, liquid can rapidly flow in the oil pipeline, when a valve of the oil pipeline is suddenly closed, oil can generate huge pressure on the valve and the pipe wall, the valve which is closed is suddenly opened and also generates a water hammer effect called negative water hammer, when the water hammer effect occurs, the pipeline and other accessories can be vibrated, and the liquid pressure in the pipeline is instantly increased.
When the temperature of liquid in a pipeline is measured, the temperature transmitter needs to be fixed on the pipeline, when an oil pipeline is suddenly opened or closed, the pressure of the liquid in the pipeline can be instantly changed due to the generated water hammer effect, the measuring end in the temperature transmitter is impacted, and the measuring end of the temperature transmitter swings left and right to be bent; when the temperature transmitter is used for measuring temperature, heat in the pipeline can be upwards transmitted to the upper part of the temperature transmitter, and the service life of electronic components can be shortened when the electronic components work at higher temperature.
Therefore, it is necessary to design a temperature transmitter for preventing water hammer impact against the shortcomings of the prior art.
Disclosure of Invention
In order to overcome the impact of a water hammer, the measuring end of the temperature transmitter swings to bend the temperature transmitter; the liquid temperature in the pipeline is conducted upwards, so that the electronic components work at higher temperature, and the service life of the electronic components can be shortened, and the technical problem of the invention is as follows: provided is a temperature transmitter preventing water hammer impact.
The technical implementation scheme of the invention is as follows: a temperature transmitter for preventing water hammer impact comprises a pipeline, a screwed pipe, a transmitter head, a cooling shell, a cooling plate, a heat insulation plate, a round stainless steel pipe, a thermocouple, a lead, a sealing component, a fixing component and a diamond-shaped stainless steel pipe, wherein the screwed pipe is embedded at the upper part of the pipeline, the cooling shell is fixedly connected with the lower surface of the transmitter head, the plurality of cooling plates are fixedly connected with the outer surface of the cooling shell, the heat insulation plate is fixedly connected with the lower surface of the cooling shell, the round stainless steel pipe is fixedly connected with the lower surface of the heat insulation plate, the plurality of cooling plates are also fixedly connected with the upper part of the outer surface of the round stainless steel pipe, the sealing component is arranged at the lower part of the round stainless steel pipe and is in threaded connection with the screwed pipe, the diamond-shaped stainless steel pipe is fixedly connected with the lower part of the round stainless steel pipe, the thermocouple is arranged in the diamond-shaped stainless steel pipe, the lead penetrates through the sealing component, the round stainless steel pipe and the cooling shell, and the lower end of the lead is electrically connected with the thermocouple, the upper end of the wire is electrically connected with the gauge outfit of the transmitter, and the lower part of the rhombic stainless steel tube is provided with a fixing component fixed with the inner wall of the pipeline.
Further, the heat insulation plate is made of asbestos.
Further, the shape of the diamond-shaped stainless steel pipe gradually widens from the left and right end portions toward the center, and the cross section thereof is diamond-shaped.
Furthermore, a cooling liquid for cooling the lead is filled in the cooling shell.
Further, the seal assembly comprises a first spring, a boss extrusion block, a seal rubber ring and a thread sleeve, the seal rubber ring is fixedly connected to the lower portion of the outer surface of the circular stainless steel pipe, the lower portion of the circular stainless steel pipe is sleeved with the boss extrusion block, the boss extrusion block is connected with the circular stainless steel in a sliding mode, the boss extrusion block is in extrusion fit with the seal rubber ring, the first spring ring is sleeved on the lower portion of the circular stainless steel pipe, the lower end of the first spring ring is fixedly connected with the boss extrusion block, the thread sleeve is sleeved on the lower portion of the circular stainless steel pipe, the first spring, the boss extrusion block and the seal rubber ring are arranged in a cavity of the thread sleeve, and the thread sleeve is in threaded connection with the thread pipe.
Furthermore, the lower part of the boss extrusion block is provided with a conical round table.
Further, fixed subassembly is including base, second spring and circular block, the lower part fixedly connected with base of the nonrust steel pipe of rhombus, and two grooves have been seted up to the lower surface symmetry of base, and sliding connection has the circular block respectively in two grooves, and fixedly connected with second spring respectively between the upper surface of two circular blocks and the base.
Furthermore, the lower surface of the base is arc-shaped, and the left part and the right part are inclined planes.
Compared with the prior art, the invention has the following advantages: according to the invention, the measuring end of the temperature transmitter is arranged in a diamond shape, so that the pressure impact of a water hammer on the inner measuring end of the pipeline is reduced, the measuring end is not bent, the heat conducted upwards along the stainless steel is quickly dissipated by the cooling liquid arranged in the heat dissipation plate, the heat insulation plate and the cooling shell, the heat is prevented from being conducted to the gauge outfit of the temperature transmitter, and the service life of electronic components is prolonged.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic sectional perspective view of the pipeline of the present invention.
Fig. 3 is a partially cut-away perspective view of the present invention.
Fig. 4 is a schematic cross-sectional perspective view of the seal assembly of the present invention.
Fig. 5 is a schematic view of a cross-sectional three-dimensional structure of a lower diamond stainless steel tube according to the present invention.
Fig. 6 is an enlarged sectional perspective view of the base of the present invention.
FIG. 7 is a schematic cross-sectional view of a diamond-shaped stainless steel tube according to the present invention.
The parts are labeled as follows: 1: a pipe, 2: threaded pipe, 3: transducer gauge outfit, 4: cooling shell, 5: heat dissipation plate, 6: heat insulating board, 7: round stainless steel pipe, 8: first spring, 9: boss extrusion block, 10: sealing rubber ring, 11: thread bush, 12: thermocouple, 13: wire, 14: diamond stainless steel tube, 15: base, 16: second spring, 17: a circular block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
A temperature transmitter for preventing water hammer impact is shown in figures 1-7 and comprises a pipeline 1, a threaded pipe 2, a transmitter head 3, a cooling shell 4, a heat dissipation plate 5, a heat insulation plate 6, a round stainless steel pipe 7, a thermocouple 12, a lead 13, a sealing component, a fixing component and a diamond-shaped stainless steel pipe 14, wherein the threaded pipe 2 is embedded at the upper part of the pipeline 1, the cooling shell 4 is fixedly connected to the lower surface of the transmitter head 3, cooling liquid is filled in the cooling shell 4, the outer surface of the cooling shell 4 is fixedly connected with a plurality of heat dissipation plates 5, the heat dissipation plates 5 are made of stainless steel materials with good thermal conductivity, the lower surface of the cooling shell 4 is fixedly connected with the heat insulation plate 6, the heat insulation plate 6 is made of asbestos, the asbestos has good thermal insulation, the round stainless steel pipe 7 is fixedly connected to the lower surface of the heat insulation plate 6, and the round stainless steel pipe 7 is separated from the cooling shell 4 by the heat insulation plate 6, the heat can not be conducted upwards continuously, the upper part of the outer surface of the round stainless steel pipe 7 is also fixedly connected with a plurality of heat dissipation plates 5, the heat dissipation plates 5 carry out heat dissipation treatment on the round stainless steel pipe 7, the lower part of the round stainless steel pipe 7 is provided with a sealing component, the sealing component is in threaded connection with the threaded pipe 2, the lower part of the round stainless steel pipe 7 is fixedly connected with a rhombic stainless steel pipe 14, the rhombic stainless steel pipe 14 is made of stainless steel, the stainless steel has good heat conductivity and rigidity, the rhombic stainless steel pipe 14 gradually widens from the left end part and the right end part to the center, the cross section of the rhombic stainless steel pipe 14 is rhombic, the structure can reduce the impact of a water hammer on the rhombic stainless steel pipe 14 in the pipeline 1, prevent the water hammer from continuously impacting the rhombic stainless steel pipe 14, avoid the rhombic stainless steel pipe 14 from being bent, the lead 13 penetrates through the sealing component, the round stainless steel pipe 7 and the cooling shell 4, and the lower end of the lead 13 is electrically connected with the thermocouple 12, the upper end of wire 13 is connected with changer gauge outfit 3 electricity, the lower part of the nonrust steel pipe of rhombus 14 is provided with the fixed subassembly fixed with the pipeline inner wall, because the material of heat insulating board 6 is the asbestos, the asbestos has good heat-proof quality, when the heat conveys upper portion through circular nonrust steel pipe 7, separate circular nonrust steel pipe 7 and cooling shell 4, it continues upwards to conduct cooling shell 4 to hinder the heat, reduce the influence to the cooling liquid temperature in cooling shell 4, because the coolant liquid that is equipped with in cooling shell 4, cool down the processing to the part heat of upwards conducting along wire 13 through the coolant liquid in cooling shell 4, prevent heat conduction gauge outfit, the cooling panel 5 of cooling shell 4 surface carries out quick heat dissipation to the coolant liquid temperature that is equipped with in cooling shell 4, prevent to cool off too high.
When the device is used, firstly, the measuring end of the diamond-shaped stainless steel tube 14 of the device is manually inserted into the pipeline 1 through the threaded tube 2, when a fixed component at the lower part of the diamond-shaped stainless steel tube 14 is contacted with the lower part of the pipeline 1, the long diagonal edge of the diamond-shaped stainless steel tube 14 is parallel to the direction of the pipeline 1 through manual adjustment, a sealing component is matched and sealed with the threaded tube 2 through manual operation, when temperature liquid passes through the pipeline 1, the diamond-shaped stainless steel tube 14 is contacted with the temperature liquid, the thermocouple 12 measures the diamond-shaped stainless steel tube 14, the thermocouple 12 transmits the measured data to the transmitter gauge head 3 through the lead 13, the measured data is precisely calculated through the electronic element inside the transmitter gauge head 3, and the measured data is displayed through the display screen of the transmitter, because the diamond-shaped stainless steel tube 14 is connected with the round stainless steel tube 7, the heat of the diamond-shaped stainless steel tube 14 is transmitted to the round stainless steel tube 7, the round stainless steel pipe 7 is rapidly radiated by the radiating plate 5.
As shown in fig. 4, the sealing assembly includes a first spring 8, a boss extrusion block 9, a sealing rubber ring 10 and a threaded sleeve 11, the sealing rubber ring 10 is fixedly connected to the lower portion of the outer surface of the circular stainless steel tube 7, the boss extrusion block 9 is sleeved on the lower portion of the circular stainless steel tube 7 in a sleeved mode, the lower portion of the boss extrusion block 9 is set to be a conical round table, the boss extrusion block 9 is slidably connected with the circular stainless steel tube 7, the boss extrusion block 9 is in extrusion fit with the sealing rubber ring 10, the first spring 8 is sleeved on the lower portion of the circular stainless steel tube 7 in a sleeved mode, the lower end of the first spring 8 is fixedly connected with the boss extrusion block 9, the threaded sleeve 11 is sleeved on the lower portion of the circular stainless steel tube 7 in a sleeved mode, the first spring 8, the boss extrusion block 9 and the sealing rubber ring 10 are arranged in a cavity of the threaded sleeve 11, and the threaded sleeve 11 is in threaded connection with the threaded tube 2.
As shown in fig. 6, the fixing component comprises a base 15, a second spring 16 and a circular block 17, the lower part of the rhombic stainless steel tube 14 is fixedly connected with the base 15, the lower surface of the base 15 is arc-shaped, the lower surface of the base 15 is enabled to be in complete contact with the arc-shaped inner wall of the pipeline 1, the stress area is increased, so that the friction force is increased, the left part and the right part of the base 15 are inclined planes, when the water hammer impacts, the resistance of the base 15 when the water hammer impacts is reduced, the swinging under the impact of the water hammer is avoided, two grooves are symmetrically formed in the lower surface of the base 15, the circular blocks 17 are respectively connected in the two grooves in a sliding mode, and the second spring 16 is respectively and fixedly connected between the upper surface of each circular block 17 and the base 15.
When the device is used, when the device is inserted into the pipeline 1, the threaded sleeve 11 is manually rotated clockwise to move the threaded sleeve 11 downwards, when the threaded sleeve 11 is moved downward, the upper portion of the inner surface of the threaded sleeve 11 presses the first spring 8, meanwhile, the first spring 8 acts on the boss extrusion block 9, so that the boss extrusion block 9 moves downwards along the inner wall of the sealing rubber ring 10, in the process that the boss extrusion block 9 moves downwards, the sealing rubber ring 10 deforms, the upper part of the outer surface of the sealing rubber ring 10 is in contact with the inner wall of the threaded pipe 2 to achieve the sealing effect, when the moving band of the threaded sleeve 11 is screwed to the threaded pipe 2, the device is now fixed to the pipe 1, when taking off this device, through artifical anticlockwise rotation thread bush 11, make thread bush 11 upwards remove, the manual work is taken out this device, separates boss extrusion piece 9 and sealing rubber ring 10 through the manual work.
When using this device, contact pipeline 1 inner wall at the lower extreme of this device, at first the circular block 17 contacts pipeline 1 inner wall, and circular block 17 is along spout internal contraction, and two second springs 16 receive the extrusion simultaneously, and after the device was fixed, two second springs 16 extruded circular block 17 at pipeline 1 inner wall always, increase frictional force, make this device can not swing under the impact of water, avoid causing the damage to this device.
Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (1)
1. The utility model provides a prevent temperature transmitter of water hammer impact, including pipeline (1), screwed pipe (2), changer gauge outfit (3), cooling shell (4), heating panel (5), heat insulating board (6), circular nonrust steel pipe (7), thermocouple (12) and wire (13), characterized by: the device is characterized by further comprising a sealing component, a fixing component and a rhombic stainless steel tube (14), wherein a threaded tube (2) is embedded at the upper part of the pipeline (1), a cooling shell (4) is fixedly connected to the lower surface of the transmitter gauge outfit (3), a plurality of cooling plates (5) are fixedly connected to the outer surface of the cooling shell (4), a heat insulation plate (6) is fixedly connected to the lower surface of the cooling shell (4), a round stainless steel tube (7) is fixedly connected to the lower surface of the heat insulation plate (6), a plurality of cooling plates (5) are also fixedly connected to the upper part of the outer surface of the round stainless steel tube (7), the sealing component is arranged at the lower part of the round stainless steel tube (7), the sealing component is in threaded connection with the threaded tube (2), the rhombic stainless steel tube (14) is fixedly connected to the lower part of the round stainless steel tube (7), a thermocouple (12) is arranged in the rhombic stainless steel tube (14), a lead (13) penetrates through the sealing component, the round stainless steel tube (7) and the cooling shell (4), the lower end of the lead (13) is electrically connected with the thermocouple (12), the upper end of the lead (13) is electrically connected with the transmitter gauge outfit (3), and the lower part of the rhombic stainless steel tube (14) is provided with a fixing component fixed with the inner wall of the pipeline (1);
the heat insulation plate (6) is made of asbestos;
the shape of the rhombic stainless steel tube (14) gradually widens from the left end part and the right end part to the center, and the cross section of the rhombic stainless steel tube is rhombic;
the cooling shell (4) is filled with cooling liquid for cooling the lead (13);
the sealing component comprises a first spring (8) and a boss extrusion block (9), the sealing rubber ring (10) and the threaded sleeve (11) are fixedly connected to the lower portion of the outer surface of the circular stainless steel pipe (7), a boss extrusion block (9) is sleeved on the lower portion of the circular stainless steel pipe (7) in a sleeved mode, the boss extrusion block (9) is connected with the circular stainless steel in a sliding mode, the boss extrusion block (9) is in extrusion fit with the sealing rubber ring (10), a first spring (8) is sleeved on the lower portion of the circular stainless steel pipe (7), the lower end of the first spring (8) is fixedly connected with the boss extrusion block (9), the threaded sleeve (11) is sleeved on the lower portion of the circular stainless steel pipe (7), the first spring (8), the boss extrusion block (9) and the sealing rubber ring (10) are arranged in a cavity of the threaded sleeve (11), and the threaded sleeve (11) is in threaded connection with the threaded pipe (2); the fixing assembly comprises a base (15), a second spring (16) and a circular block (17), the lower part of the rhombic stainless steel tube (14) is fixedly connected with the base (15), the lower surface of the base (15) is symmetrically provided with two grooves, the circular blocks (17) are respectively connected in the two grooves in a sliding manner, and the second spring (16) is respectively fixedly connected between the upper surfaces of the two circular blocks (17) and the base (15);
the lower part of the boss extrusion block (9) is provided with a conical round table;
the lower surface of the base (15) is arc-shaped, and the left part and the right part are inclined planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111407954.0A CN113820044B (en) | 2021-11-25 | 2021-11-25 | Temperature transmitter capable of preventing water hammer impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111407954.0A CN113820044B (en) | 2021-11-25 | 2021-11-25 | Temperature transmitter capable of preventing water hammer impact |
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| Publication Number | Publication Date |
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| CN113820044A CN113820044A (en) | 2021-12-21 |
| CN113820044B true CN113820044B (en) | 2022-03-01 |
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| CN202111407954.0A Active CN113820044B (en) | 2021-11-25 | 2021-11-25 | Temperature transmitter capable of preventing water hammer impact |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114575829B (en) * | 2022-05-06 | 2022-07-12 | 东营佰旺商贸有限公司 | Temperature transmitter with over-temperature protection function for oil field |
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| CN209639843U (en) * | 2019-03-26 | 2019-11-15 | 久茂自动化(大连)有限公司 | Antivibration temperature measuring equipment for industrial power plant rotation heavy-duty machine equipment |
| CN209745413U (en) * | 2019-04-08 | 2019-12-06 | 烟台通用节能设备有限公司 | Wear-resistant guide fin protective sleeve for temperature measurement at high temperature |
| CN213714562U (en) * | 2020-10-04 | 2021-07-16 | 伟拓嘉业新技术(北京)有限公司 | Temperature sensor with protecting against shock structure |
| CN213985417U (en) * | 2020-10-30 | 2021-08-17 | 山东凯新制冷工程有限公司 | Explosion-proof temperature transmitter with heat dissipation function |
| CN213932869U (en) * | 2020-12-11 | 2021-08-10 | 江苏泰普特电气仪表有限公司 | Explosion-proof temperature sensor |
| CN213543828U (en) * | 2020-12-24 | 2021-06-25 | 维曼(天津)自动化技术有限公司 | Shock-resistant transmitter |
| CN113252198A (en) * | 2021-07-07 | 2021-08-13 | 胜利油田东强机电设备制造有限公司 | Integrated temperature transmitter with cooling fin |
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| CN113820044A (en) | 2021-12-21 |
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