CN211668658U - Array type temperature measuring device - Google Patents
Array type temperature measuring device Download PDFInfo
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- CN211668658U CN211668658U CN202020362158.4U CN202020362158U CN211668658U CN 211668658 U CN211668658 U CN 211668658U CN 202020362158 U CN202020362158 U CN 202020362158U CN 211668658 U CN211668658 U CN 211668658U
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- temperature measuring
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Abstract
The utility model discloses an array temperature measurement device, the main casing body has, the one end of the main casing body sets up the temperature sensing head, the other end sets up the joint, wherein the temperature sensing head contains the resistance tube, the resistance tube passes through the base plate and installs on the main casing body, a plurality of resistance tube hole has on the base plate, resistance tube of installation in every resistance tube hole, temperature resistor of installation in every resistance tube, temperature resistor's lead wire is connected to the circuit board of setting in the internal chamber of main casing through the resistance tube hole on, the wiring of circuit board is connected to external circuit through the through-hole that connects. Through the structure of the array type temperature measuring device, the ambient temperature can be measured more accurately, and the array type temperature measuring device is strong in integrity and high in safety.
Description
Technical Field
The utility model belongs to the electron device field relates to an use temperature sensor's array temperature measurement device particularly.
Background
In industry, in many cases, the temperature of the working environment needs to be accurately grasped in time, and therefore, various temperature measuring devices for measuring the temperature of the working environment need to be arranged. The temperature measuring device generally adopts a temperature measuring resistor, and commonly used temperature measuring resistors are NTC, PT and the like. The temperature of some working environments is severe, the variation range is large, a single temperature measuring resistor cannot obtain a result with higher accuracy, and a plurality of resistors or even a plurality of types of temperature measuring resistors are required to work together in the same environment and are mutually calibrated, so that a more accurate result can be obtained.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems and needs existing in the prior art, the utility model discloses an array temperature measurement device has been developed.
Particularly, the utility model discloses a following technical scheme:
the utility model provides an array temperature measurement device, the main casing body has, the one end of main casing body sets up the temperature sensing head, the other end sets up the joint, wherein set up two or more way temperature sensing heads on the main casing body, each way temperature sensing head contains a resistance tube, the resistance tube passes through the base plate and installs on the main casing body, a plurality of resistance tube hole has on the base plate, a resistance tube is installed to every resistance tube hole, install a temperature resistor in every resistance tube, the lead wire of temperature resistor is connected to the circuit board that sets up in main casing body inside inner chamber through the resistance tube hole, the wiring of circuit board is connected to external circuit through the through-hole that connects.
In a preferred form of the fitting, the fitting includes a projection at the end and a recess in the neck, with a through hole in the center of the fitting. As a further preferable mode, a thread is provided on the outer periphery of the projection.
In a preferred embodiment, the outer periphery of the lower edge of the resistor tube and the inner part of the resistor tube hole are provided with matching screw threads.
In another preferred scheme, the base plate is of an explosion-proof plate structure or an explosion-proof plate is arranged below the base plate, the explosion-proof plate is provided with a panel and a recessed step, the explosion-proof plate is in clearance fit with the surface of the inner cavity of the main shell through the step, or the periphery of the step and the surface of the inner cavity of the main shell are provided with matched threads, and the explosion-proof plate and the main shell are installed in a matched mode through threads.
As a practical preferred scheme, the device is provided with three temperature sensing heads, each temperature sensing head is internally provided with a temperature measuring resistor, one temperature measuring resistor is an NTC temperature measuring resistor, and the other temperature measuring resistor is a PT temperature measuring resistor.
In a more preferred embodiment, the two or more thermal heads operate simultaneously or individually.
The utility model discloses an array temperature measurement device with higher wholeness has been developed, the overall arrangement of temperature measurement device under the operational environment can be arranged rationally. By using different kinds of temperature measuring resistor devices, more accurate results can be obtained. And a safer structure is adopted, so that higher safety is realized. In addition, a plurality of temperature sensing heads are arranged, so that higher safety margin is realized, namely, in military applications, for example, three or more temperature sensing heads can work synchronously or independently because of the requirement of working in a harsher environment, so that the other one or more temperature sensing heads can be reserved for backup, and higher safety guarantee is realized. Through the structure of the array type temperature measuring device, the ambient temperature can be measured more accurately, and the array type temperature measuring device is strong in integrity and high in safety.
Drawings
Fig. 1 is a schematic diagram of the general structure of the array type temperature measuring device of the present invention;
FIG. 2 is a schematic view of the main structure;
FIG. 3 is a side view of the blast-resistant panel;
FIG. 4 is a front view of the blast-resistant panel;
fig. 5 is a schematic structural view of the resistance tube.
In the figure: 1. a main housing; 2. a resistance tube; 3. a temperature measuring resistor; 4. a joint; 5. a substrate; 6. an inner cavity; 7. a projection; 8. a recessed portion; 9. a through hole; 10. an explosion-proof plate; 11. a step; 12. a resistor tube hole; 13. and (4) threading.
Detailed Description
The invention will now be described in more detail with reference to the accompanying drawings and specific examples.
As shown in fig. 1, the array temperature measuring device of the present invention has a main housing 1, a resistance tube 2 is installed at one end of the main housing, and a joint 4 is provided at the other end.
The joint is used for with the utility model discloses an array temperature measurement device is whole to be installed in operational environment. In one embodiment of the invention, as shown in fig. 2, the joint comprises a protrusion 7 at the end and a recess 8 at the neck, with a through hole 9 in the center of the joint for the outgoing connection, while the recess of the neck can be used for a bayonet mounting. In another embodiment, a thread is provided on the outer circumference of the projection, so that a threaded mounting can be achieved.
The resistance tube is internally used for placing a temperature measuring resistor 3 and is arranged on the main shell through a substrate 5, wherein the substrate is provided with a plurality of resistance tube holes 12, one resistance tube is arranged in each resistance tube hole, one temperature measuring resistor is arranged in each resistance tube, the lead of the temperature measuring resistor is connected to a circuit board arranged in the inner cavity 6 in the main shell through the resistance tube holes, and the wiring of the circuit board is connected to an external circuit through the through hole of the connector.
The utility model discloses an in the production assembly of temperature measurement device, can install the resistance tube on the base plate earlier, then carry out the installation cooperation of resistor and circuit board, install the main casing body at last.
The resistor tube may be integrally formed with the base plate, but in a more preferred embodiment, the resistor tube and the base plate are separately manufactured and then assembled together, and may be threaded, as shown in fig. 5, with mating threads on the outer circumference of the lower edge of the resistor tube and the interior of the resistor tube bore.
The resistance tube should be made of a material having excellent heat conductive properties, such as stainless steel. In view of safety, the substrate should have stronger safety performance. In another preferred embodiment, the base plate itself is of explosion-proof plate structure or an explosion-proof plate 10 is arranged under the base plate to achieve higher safety. The explosion-proof board has panel and recessed step 11, and the explosion-proof board passes through the surface clearance fit of step and main casing body inner chamber, or the step periphery has the matched with screw thread with the surface of main casing body inner chamber, and both install through screw thread fit.
The device of the utility model can have various layouts and adopt various temperature measuring resistors to realize different temperature measuring requirements. As a practical preferred scheme, the device is provided with three resistance tubes, a temperature measuring resistor is arranged in each resistance tube, one temperature measuring resistor is an NTC temperature measuring resistor, the other temperature measuring resistor is a PT temperature measuring resistor, and the two types of resistors respectively measure results and mutually correct the results to obtain more accurate and stable results.
The utility model discloses an array temperature measurement device with higher wholeness has been developed, the overall arrangement of temperature measurement device under the operational environment can be arranged rationally. By using different kinds of temperature measuring resistor devices, more accurate results can be obtained. And a safer structure is adopted, so that the safety is higher, even if one resistor has a problem, for example, one resistor is exploded due to exceeding a temperature measurement threshold value or overheating, the adjacent resistor cannot be influenced due to a relatively independent structure, and only the maintenance and the replacement are needed in time. In addition, a plurality of temperature sensing heads are arranged, so that higher safety margin is realized, namely, in military applications, for example, three or more temperature sensing heads can work synchronously or independently because of the requirement of working in a harsher environment, so that the other one or more temperature sensing heads can be reserved for backup, and higher safety guarantee is realized. Through the structure of the array type temperature measuring device, the ambient temperature can be measured more accurately, and the array type temperature measuring device is strong in integrity and high in safety.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides an array temperature measurement device, the main casing body has, the one end of main casing body sets up the temperature sensing head, the other end sets up the joint, wherein set up two or more way temperature sensing heads on the main casing body, each way temperature sensing head contains a resistance tube, the resistance tube passes through the base plate and installs on the main casing body, a plurality of resistance tube hole has on the base plate, a resistance tube is installed to every resistance tube hole, install a temperature resistor in every resistance tube, the lead wire of temperature resistor is connected to the circuit board that sets up in main casing body inside inner chamber through the resistance tube hole, the wiring of circuit board is connected to external circuit through the through-hole that connects.
2. The array temperature measurement device of claim 1, wherein the contact includes a protrusion at an end and a recess at a neck, with a through hole in a center of the contact.
3. The array temperature measuring device of claim 2, wherein a screw thread is provided at an outer circumference of the protrusion.
4. The array temperature measurement device of claim 1, wherein the resistor tube has mating threads on the outer circumference of the lower edge and the inner portion of the resistor tube aperture.
5. The array temperature measuring device of claim 1, wherein the substrate itself is an explosion-proof plate structure or an explosion-proof plate is disposed under the substrate, the explosion-proof plate has a face plate and recessed steps, the explosion-proof plate is in clearance fit with the surface of the inner cavity of the main housing through the steps, or the periphery of the steps and the surface of the inner cavity of the main housing have matching threads, and the explosion-proof plate and the main housing are installed in threaded fit.
6. The array temperature measuring device of claim 1, wherein the device has three temperature sensing heads, each of which contains a temperature measuring resistor, one of the temperature measuring resistors is an NTC temperature measuring resistor, and two of the temperature measuring resistors are PT temperature measuring resistors.
7. The array type temperature measuring device according to claim 1, wherein the device has a plurality of temperature sensing heads, wherein the two or more temperature sensing heads operate simultaneously or individually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020362158.4U CN211668658U (en) | 2020-03-20 | 2020-03-20 | Array type temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020362158.4U CN211668658U (en) | 2020-03-20 | 2020-03-20 | Array type temperature measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211668658U true CN211668658U (en) | 2020-10-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020362158.4U Active CN211668658U (en) | 2020-03-20 | 2020-03-20 | Array type temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211668658U (en) |
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2020
- 2020-03-20 CN CN202020362158.4U patent/CN211668658U/en active Active
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