Compensation wire connecting structure
By using the yttrium oxide alloy material and the clamping structure with thread rotation matching, the problems of compensation wire connection instability and poor thermal insulation effect are solved, and higher connection stability and detection accuracy are achieved.
Patent Information
- Application Number
- CN202420939794.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-30
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2034-04-30
AI Technical Summary
The existing compensation wire connection structure is unstable during the thermocouple temperature measurement compensation process, which is prone to structural disconnection, and the thermal insulation effect is poor, resulting in heat loss and affecting detection accuracy.
The connecting end made of yttrium oxide alloy material, combined with the threaded rotating driving ring and connecting ring, can achieve stable fixation and thermal conductivity of the compensation wire through the clamping structure of the arc plate and the anti-slip pad.
The connection stability and thermal insulation effect of the compensation wire are enhanced, measurement errors caused by temperature changes are avoided, and detection accuracy is significantly improved.
Smart Images
Figure CN222484270U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of compensation wires, and mainly relates to a compensation wire connection structure. Background Art
[0002] The compensation wire is a pair of wires with an insulating layer that has the same nominal value of the thermoelectromotive force as the matched thermocouple within a certain temperature range (including room temperature). They are used to connect the thermocouple and the measuring device to compensate for the error caused by the temperature change at the connection between them and the thermocouple. The connection structure of the compensation wire currently used in the thermocouple temperature measurement compensation process is unstable and prone to structural detachment. At the same time, the structure itself has poor thermal insulation and heat conduction effects, which is prone to heat loss, affecting the detection accuracy. Utility Model Content
[0003] The utility model proposes a compensation wire connection structure, which solves the problem that the compensation wire connection structure currently used in the thermocouple temperature measurement compensation process is unstable and prone to structural detachment, and the structure itself has poor thermal insulation and heat conduction effects, which is prone to heat loss and affects the detection accuracy.
[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0005] A compensation wire connection structure includes a connection end, the connection end is a yttria alloy material structure, a drive ring is arranged on the connection end, the drive ring is a manually driven threaded transmission structure, a connection ring is arranged on the connection end, a positioning arc plate is arranged on one side of the connection ring, and the positioning arc plate is a rotationally matched clamping structure.
[0006] Preferably, a resistance component is provided on one side of the connection end, a thermocouple is provided on one side of the resistance component, and a first thread groove is provided on the connection end.
[0007] Preferably, a driving ring is disposed around the connecting end, a second thread groove is disposed on the inner side of the driving ring, and the second thread groove is threadably matched with the first thread groove.
[0008] Preferably, a driving block is fixedly provided on the driving ring, a first slot is provided on the surface of the driving ring, a connecting ring is arranged around the connecting end, a second slot is provided on the inner side of the connecting ring, and the second slot is fixedly matched with the first slot.
[0009] Preferably, a rotating rod is rotatably provided on one side of the connecting ring, one end of the rotating rod is rotatably connected to a connecting block, and sliding grooves are symmetrically provided on the connecting block.
[0010] Preferably, a fixing frame is fixedly provided on the connecting end, a slide rail is symmetrically provided inside the fixing frame, and the slide rail is slidably matched with the slide groove, and a positioning arc plate is fixedly provided at one end of the connecting block.
[0011] Preferably, an anti-skid pad is adhesively provided on one side of the positioning arc plate, and the anti-skid pad is made of polyvinyl chloride material, a compensation wire is inserted inside the connecting end, and the compensation wire is clamped and fitted under the action of the positioning arc plate and the anti-skid pad.
[0012] The beneficial effects of the utility model are:
[0013] 1. The device is made of yttrium oxide alloy material, and the first and second thread grooves are connected by the connection end made of yttrium oxide alloy material. Under the action of the driving ring and the connecting ring that are fixed and rotated by the first and second slots on the connection end, the first thread groove and the second thread groove are connected by the thread arranged on the surface of the connection end and the inside of the driving ring. It is beneficial to the use of heat preservation and heat conduction in the process of temperature measurement compensation, facilitates the stable fit of the compensation wire, enhances its structural flexibility, and is more convenient to use.
[0014] 2. The device uses a rotating rod rotatably arranged on one side of the connecting ring. Under the action of a connecting block slidably matched with a fixed frame arranged at one end of the rotating rod, the positioning arc plate with an adhesive anti-slip pad is combined to facilitate the orientation control of each positioning arc plate, facilitate the fixed constraint of the compensation wire, avoid the detachment of the compensation wire, enhance its connection stability, and significantly improve the use effect.
[0015] In summary, the utility model uses a connecting end formed by yttrium oxide alloy material, and under the action of a driving ring and a connecting ring that are mutually clamped and fixed by rotating and matching threads on the connecting end, a positioning arc plate that is bonded and provided with a polyvinyl chloride cushion layer and is rotatably arranged on one side of the connecting ring is cooperated, which is beneficial to the connection and fixation of the compensation wire, facilitates the use of thermal insulation and heat conduction at the connection, avoids measurement errors caused by temperature changes, and significantly improves the use accuracy. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0017] Figure 2 It is a schematic diagram of the connection end structure of the utility model.
[0018] Figure 3 This is a schematic diagram of the drive ring structure of the utility model.
[0019] Figure 4 It is a schematic diagram of the connecting ring structure of the utility model.
[0020] Numbers in the figure: 1, connecting end; 2, resistor assembly; 3, thermocouple; 4, compensation wire; 5, connecting ring; 6, driving ring; 7, positioning arc plate; 8, fixing frame; 9, slide rail; 10, first thread groove; 11, driving block; 12, first slot; 13, second thread groove; 14, rotating rod; 15, connecting block; 16, slide groove; 17, anti-slip pad; 18, second slot. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0022] Reference Figure 1-Figure 4 As shown, a compensation wire connection structure includes a connection end 1, the connection end 1 is a yttrium oxide alloy material structure, a drive ring 6 is arranged on the connection end 1, the drive ring 6 is a manually driven threaded transmission structure, a connection ring 5 is arranged on the connection end 1, a positioning arc plate 7 is arranged on one side of the connection ring 5, the positioning arc plate 7 is a rotationally matched clamping structure, a resistor component 2 is arranged on one side of the resistor component 2, a thermocouple 3 is arranged on the connection end 1, a first thread groove 10 is arranged on the connection end 1, a drive ring 6 is arranged around the connection end 1, a second thread groove 13 is arranged on the inner side of the drive ring 6, and the second thread groove 13 is threadedly matched with the first thread groove 10, and a drive ring 6 is fixedly arranged on the drive ring 6. Block 11, a first groove 12 is provided on the surface of the driving ring 6, a connecting ring 5 is arranged around the connecting end 1, a second groove 18 is provided on the inner side of the connecting ring 5, and the second groove 18 is fixedly matched with the first groove 12, and the connecting end 1 is made of yttrium oxide alloy material, and under the action of the driving ring 6 and the connecting ring 5 that are fixedly matched and rotated by the first groove 12 and the second groove 18 on the connecting end 1, the first thread groove 10 and the second thread groove 13 that are rotatably connected with the threads arranged on the surface of the connecting end 1 and the inside of the driving ring 6 are conducive to the use of heat preservation and heat conduction during the use of temperature measurement compensation, facilitate the stable fit of the compensation wire 4, enhance its structural flexibility, and make it more convenient to use.
[0023] Reference Figure 3-Figure 4As shown, a rotating rod 14 is rotatably provided on one side of the connecting ring 5, and a connecting block 15 is rotatably connected to one end of the rotating rod 14, and a slide groove 16 is symmetrically provided on the connecting block 15, and a fixed frame 8 is fixedly provided on the connecting end 1, and a slide rail 9 is symmetrically provided inside the fixed frame 8, and the slide rail 9 is slidably matched with the slide groove 16, and a positioning arc plate 7 is fixedly provided on one end of the connecting block 15, and an anti-skid pad 17 is bonded on one side of the positioning arc plate 7, and the anti-skid pad 17 is made of polyvinyl chloride material, and a compensation wire 4 is inserted inside the connecting end 1, and the compensation wire 4 is clamped and matched under the action of the positioning arc plate 7 and the anti-skid pad 17, through the rotating rod 14 rotatably provided on one side of the connecting ring 5, under the action of the connecting block 15 slidably matched with the fixed frame 8 provided at one end of the rotating rod 14, the positioning arc plate 7 bonded with the anti-skid pad 17 is beneficial to the orientation control of each positioning arc plate 7, and is convenient for the fixed constraint of the compensation wire 4, avoiding the detachment of the compensation wire 4, enhancing its connection stability, and significantly improving the use effect.
[0024] Working principle: When in use, the compensation wire 4 is inserted into the connection end 1, and then the drive ring 6 is rotated under the action of the drive block 11. With the cooperation of the second thread groove 13 set inside the drive ring 6 and the first thread groove 10 set on the connection end 1, the drive ring 6 is moved on the connection end 1 to drive the connection ring 5 that is clamped with it through the first clamping groove 12 and the second clamping groove 18 to move, so that the connection block 15 symmetrically provided with the slide groove 16 that is rotatably connected to the connection ring 5 is made to move stably in the longitudinal direction with the cooperation of the slide rail 9 symmetrically set inside the fixed frame 8, so as to move the positioning arc plate 7 fixedly set at one end of the connection block 15, and each positioning arc plate 7 cooperates with each other, and with the cooperation of the anti-slip pad 17 adhesively set on one side thereof, the compensation wire 4 is stably clamped and connected to ensure the accuracy of the temperature measurement of the thermocouple 3.
[0025] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.
Claims
1. A compensation wire connection structure, comprising a connection end (1), characterized in that: The connecting end (1) is provided with a driving ring (6), the driving ring (6) is a manually driven threaded transmission structure, the connecting end (1) is provided with a connecting ring (5), one side of the connecting ring (5) is provided with a positioning arc plate (7), the positioning arc plate (7) is a rotationally matched clamping structure.
2. A compensation wire connection structure according to claim 1, characterized in that: A resistor component (2) is provided on one side of the connection end (1), a thermocouple (3) is provided on one side of the resistor component (2), and a first thread groove (10) is provided on the connection end (1).
3. The compensation wire connection structure according to claim 1, characterized in that: A driving ring (6) is arranged around the connecting end (1), a second thread groove (13) is arranged inside the driving ring (6), and the second thread groove (13) is threadably matched with the first thread groove (10).
4. A compensation wire connection structure according to claim 3, characterized in that: A driving block (11) is fixedly arranged on the driving ring (6), a first clamping groove (12) is provided on the surface of the driving ring (6), a connecting ring (5) is arranged around the connecting end (1), a second clamping groove (18) is provided on the inner side of the connecting ring (5), and the second clamping groove (18) is clamped and matched with the first clamping groove (12).
5. The compensation wire connection structure according to claim 1, characterized in that: A rotating rod (14) is rotatably provided on one side of the connecting ring (5), and a connecting block (15) is rotatably connected to one end of the rotating rod (14), and sliding grooves (16) are symmetrically provided on the connecting block (15).
6. A compensation wire connection structure according to claim 5, characterized in that: A fixing frame (8) is fixedly arranged on the connecting end (1), a slide rail (9) is symmetrically arranged inside the fixing frame (8), and the slide rail (9) is slidably matched with a slide groove (16), and a positioning arc plate (7) is fixedly arranged on one end of the connecting block (15).
7. A compensation wire connection structure according to claim 6, characterized in that: An anti-skid pad (17) is bonded to one side of the positioning arc plate (7), and the anti-skid pad (17) is made of polyvinyl chloride material. A compensating wire (4) is inserted into the connection end (1), and the compensating wire (4) is fixedly fitted under the action of the positioning arc plate (7) and the anti-skid pad (17).