Cable plugging head
By combining heat-conducting components No. 1 and No. 2 with the temperature measurement module in the cable plug head, the problem of temperature gradient difference during temperature measurement in the cable plug head is solved, achieving higher temperature measurement accuracy and cost reduction.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- HUAYI CABLE ACCESSORIES CO LTD
- Filing Date
- 2025-05-19
- Publication Date
- 2026-04-10
AI Technical Summary
When measuring temperature, existing cable plugs and connectors using contact-type temperature sensors suffer from significant deviations between the surface temperature and the actual temperature at the core contact point due to the gradient differences in heat conduction within the cable, resulting in substantial data errors.
The system uses a combination of heat-conducting component No. 1 and heat-conducting component No. 2, which are embedded into the joint through vulcanization. A temperature measuring module is fixed on the outer wall of heat-conducting component No. 2 to conduct the temperature at the cable connection in real time. By combining the heat-conducting component and the temperature measuring module, the number of tests is reduced and the temperature measurement accuracy is improved.
It effectively avoids interference from environmental factors and data errors, improves temperature measurement accuracy, reduces manufacturing costs, and ensures the reliability of equipment operation by increasing contact area and stability.
Smart Images
Figure CN224110611U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to cable plug equipment technical field especially relates to a cable plug head. BACKGROUND
[0002] The existing cable plug head is widely applied in power transmission system, and the abnormal temperature rise of the joint caused by the joule heat generated by the current during the operation process can further cause the insulation aging, the increase of contact resistance and even the fire safety hazard. Therefore, it is very important to monitor the temperature of the cable connection in real time.
[0003] At present, in the existing cable plug head detection technology, the contact type temperature sensor measures the temperature of the cable joint surface. Although this detection method can be used, there is a gradient difference in the heat conduction inside the cable, and the actual temperature of the surface temperature and the core contact point often deviates greatly, resulting in large data error. UTILITY MODEL CONTENTS
[0004] Therefore, the utility model provides a cable plug head to solve the problem that the contact type temperature sensor measures the temperature of the cable joint surface, the heat conduction inside the cable has a gradient difference, the actual temperature of the surface temperature and the core contact point often deviates greatly, resulting in large data error.
[0005] In order to achieve the above purpose, the utility model provides a cable plug head, which comprises a first joint and a second joint connected with each other, a first heat conducting part is embedded in the first joint, a second heat conducting part is embedded in the second joint, a plug slot is formed in one end of the first joint facing the second joint, a plug head is arranged at one end of the second joint facing the first joint, the first heat conducting part extends into the plug slot, the second heat conducting part extends to the plug head and abuts against the first heat conducting part, a temperature measuring module is fixed on the outer wall of the second heat conducting part, the temperature measuring module has a temperature measuring end, and the temperature measuring end is connected with the second heat conducting part.
[0006] In an optional example, the first heat conducting part comprises a first ring body, a plurality of abutting parts extending towards the center line direction of the first heat conducting part are arranged at one end of the first ring body facing the second heat conducting part.
[0007] In an optional example, the second heat conducting part comprises a second ring body, the second ring body is conical and can be connected with the abutting part by abutting.
[0008] In an optional example, a plurality of first extension parts arranged along the center line direction of the first joint are arranged at one end of the first ring body away from the second heat conducting part.
[0009] In an optional example, the second ring body is provided with a plurality of second extending parts towards the end away from the first heat conduction member, and the second extending parts are arranged along the center line direction of the second joint.
[0010] In an optional example, the second extending part has a bending part bending towards the center line direction of the second heat conduction member.
[0011] In an optional example, the first ring body is provided with a plurality of clamping parts extending towards the center line direction of the first heat conduction member towards the end away from the second heat conduction member.
[0012] In an optional example, the second ring body is provided with a connecting part extending towards the direction away from the first heat conduction member towards the end away from the first heat conduction member.
[0013] In an optional example, the connecting part is fixed with a connecting screw through screw connection, and the connecting screw abuts against the temperature measuring end.
[0014] In an optional example, the connecting part is in the shape of a mouth, and a threaded hole is formed through the connecting part.
[0015] The utility model discloses beneficial effects that through the cooperation of the first heat conduction member and the second heat conduction member, the temperature of the cable connection place is conducted in real time, compared with the traditional external temperature measuring mode, environmental factor interference and data error are effectively avoided, the temperature measuring precision of the cable is improved, reliable basis is provided for the equipment operation state, and through the combined use of the first heat conduction member, the second heat conduction member and the temperature measuring module, the detection quantity of the temperature measuring end is reduced, and the manufacturing cost of the cable plug head is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme in the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only the utility model, and for the ordinary skilled in the art, other drawings can be obtained according to these drawings without creative labor.
[0017] Figure 1 It is a three-dimensional schematic view of the utility model;
[0018] Figure 2 It is a sectional view of the utility model;
[0019] Figure 3 It is an explosion structure schematic of the utility model Figure 1 ;
[0020] Figure 4 It is an explosion structure schematic of the utility model Figure 2 ;
[0021] Figure 5 It is the explosion structure schematic view of the connecting screw of the utility model;
[0022] Figure 6 It is the explosion structure schematic view of the utility model's No. 1 heat conducting piece and No. 2 heat conducting piece.
[0023] Marked as: 1, No. 1 connector;11, plug-in slot;2, No. 2 connector;21, plug-in head;3, No. 1 heat conducting piece;31, No. 1 ring body;32, abutment;33, No. 1 extension;34, clamping portion;4, No. 2 heat conducting piece;41, No. 2 ring body;42, No. 2 extension;43, bending portion;44, connecting portion;45, connecting screw;46, threaded hole;5, temperature measurement module. DETAILED DESCRIPTION
[0024] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the following will be further detailed in combination with specific embodiments.
[0025] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the utility model should be understood by those skilled in the art as the usual meaning. The "first", "second" and similar words used in the utility model do not represent any order, quantity or importance, but are only used to distinguish different components. "Include" or "contain" and similar words mean that the elements or objects before the word cover the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connection" or "connection" and similar words are not limited to physical or mechanical connection, but can include electrical connection, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may also change accordingly.
[0026] In an embodiment, referring to Figures 1 to 4 As shown, the utility model provides a kind of cable plug head, including No. 1 connector 1 and No. 2 connector 2 connected with each other, No. 1 connector 1 is embedded with No. 1 heat conducting piece 3, No. 2 connector 2 is embedded with No. 2 heat conducting piece 4. Among them, No. 1 heat conducting piece 3, No. 2 heat conducting piece 4 are all adopted heat-conducting metal material, No. 1 heat conducting piece 3 is embedded in No. 1 connector 1 by vulcanization, and No. 2 heat conducting piece 4 is embedded in No. 2 connector 2 by vulcanization.
[0027] The one end of the first connector 1 towards the second connector 2 is provided with a plug-in slot 11, the one end of the second connector 2 towards the first connector 1 is provided with a plug-in head 21, the first heat conduction piece 3 extends into the plug-in slot 11, the second heat conduction piece 4 extends to the plug-in head 21 and abuts against the first heat conduction piece 3, the outer wall of the second heat conduction piece 4 is fixed with a temperature measuring module 5, the temperature measuring module 5 has a temperature measuring end connected with the second heat conduction piece 4. Wherein, the temperature measuring module 5 can adopt a resistance temperature sensor or a laser stable sensor.
[0028] Specifically, the present example realizes real-time conduction of the temperature at the cable connection through the cooperation of the first heat conduction piece 3 and the second heat conduction piece 4, effectively avoids environmental factor interference and data error compared with the traditional external temperature measuring mode, improves the temperature measuring precision of the cable, provides a reliable basis for the equipment operation state, and through the combined use of the first heat conduction piece 3, the second heat conduction piece 4 and the temperature measuring module 5, reduces the detection number of the temperature measuring end and reduces the manufacturing cost of the cable plug head.
[0029] In an optional example, referring to Figures 1 to 5 The first heat conduction piece 3 includes a first ring body 31, and the first ring body 31 is provided at one end thereof towards the second heat conduction piece 4 with a plurality of abutting portions 32 extending towards the center line direction of the first heat conduction piece 3. Wherein, the abutting portions 32 abut against the second heat conduction piece 4.
[0030] Specifically, the present example can increase the contact area with the first connector 1 through the added abutting portions 32, so that the heat transfer is more uniform, and at the same time, the abutting portions 32 can increase the contact area with the second heat conduction piece 4, further ensuring the stability of heat transmission.
[0031] In an optional example, referring to Figures 1 to 5 The second heat conduction piece 4 includes a second ring body 41, and the second ring body 41 is tapered and can be connected with the abutting portions 32 in an abutting manner.
[0032] Specifically, the present example connects the tapered second ring body 41 with the abutting portions 32, ensuring the stability of temperature transmission of the second ring body 41 and the abutting portions 32.
[0033] In an optional example, referring to Figures 1 to 6 The first ring body 31 is provided at one end thereof away from the second heat conduction piece 4 with a plurality of first extension portions 33 arranged along the center line direction of the first connector 1.
[0034] Specifically, the present example makes the heat of the first connector 1 uniformly transmitted to the first heat conduction piece 3 through the added first extension portions 33 on the first ring body 31, further improving the stability of temperature transmission of the first heat conduction piece 3.
[0035] In an optional example, referring toFigures 1 to 6 As shown in the figure, the second ring body 41 is provided with a plurality of second extending parts 42 at the end away from the first heat conducting part 3, and the second extending parts 42 are arranged along the center line direction of the second joint 2.
[0036] Specifically, the present example can make the heat of the second joint 2 evenly transferred to the second heat conducting part 4 through the second extending parts 42 added on the second ring body 41, and further improve the stability of the temperature transfer of the second heat conducting part 4.
[0037] In an optional example, please refer to Figures 1 to 6 As shown in the figure, the second extending part 42 has a bending part 43 bending towards the center line direction of the second heat conducting part 4.
[0038] Specifically, the present example can reduce the distance between the second extending part 42 and the center line of the second joint 2 through the bending part 43, improve the radial clamping force of the second joint 2, effectively resist external forces such as vibration and impact, prevent the contact separation or loosening of the second joint 2 caused by mechanical stress, ensure the long-term stable connection of the second joint 2, and can increase the contact area with the second joint 2, and improve the stability of the temperature transfer of the second heat conducting part 4.
[0039] In an optional example, please refer to Figures 1 to 6 As shown in the figure, the first ring body 31 is provided with a plurality of clamping parts 34 extending towards the center line direction of the first heat conducting part 3 at the end away from the second heat conducting part 4.
[0040] Specifically, the present example can improve the radial clamping force of the first joint 1 through the added clamping parts 34, effectively resist external forces such as vibration and impact, prevent the contact separation or loosening of the first joint 1 caused by mechanical stress, ensure the long-term stable connection of the first joint 1, and can increase the contact area with the first joint 1, and improve the stability of the temperature transfer of the first heat conducting part 3.
[0041] In an optional example, please refer to Figures 1 to 6 As shown in the figure, the second ring body 41 is provided with a connecting part 44 extending away from the first heat conducting part 3 at the end away from the first heat conducting part 3.
[0042] Specifically, the present example can facilitate the temperature transfer by connecting the connecting part 44 with the temperature measuring end.
[0043] In an optional example, please refer to Figures 1 to 6 As shown in the figure, the connecting part 44 is fixed with a connecting screw 45 through the threaded connection, and the connecting screw 45 is in contact with the temperature measuring end. The connecting screw 45 is made of metal material capable of conducting heat and is embedded in the second joint 2 through vulcanization; the upper end of the connecting screw 45 is provided with a plug-in groove 11 matched with the temperature measuring end.
[0044] Specifically, the connecting screw 45 can be firmly embedded in the second connector 2 through the threaded connection, and the mechanical strength of the metal material is used to resist external vibration, impact and other stresses, and the vulcanization process further integrates the screw and the second connector 2 into an integrated structure, avoiding the loosening of the thread in long-term operation, and ensuring that the temperature measuring module 5 always maintains stable contact with the second heat-conducting member 4.
[0045] In an optional example, referring to Figures 1 to 6 As shown, the connecting portion 44 is in the shape of a mouth, and a threaded hole 46 is formed through the connecting portion 44.
[0046] Specifically, the mouth-shaped connecting portion 44 in the example forms a closed loop frame structure, effectively resisting mechanical stresses such as bending and twisting during plugging, preventing internal components from being damaged due to external deformation, and the mouth-shaped structure as a standardized interface facilitates quick assembly.
[0047] In general, the example cooperates the first heat-conducting member 3 with the second heat-conducting member 4 to conduct the temperature of the cable connection in real time, effectively avoiding environmental interference and data errors compared to traditional external temperature measurement methods, improving the temperature measurement accuracy of the cable, providing a reliable basis for the operation state of the equipment, and reducing the number of detection of the temperature measuring end by using the first heat-conducting member 3, the second heat-conducting member 4 and the temperature measuring module 5, thereby reducing the manufacturing cost of the cable plug head, and the increased abutting portion 32 can increase the contact area with the first connector 1, making the heat transfer more uniform, and further ensuring the stability of heat transmission.
[0048] Those skilled in the art will understand that the above discussion of any embodiment is only exemplary and is not intended to limit the scope of the present application (including claims) to these examples; under the idea of the present application, the above embodiments or technical features in different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the present application as described above, which are not provided in detail for the sake of brevity.
[0049] The present application is intended to cover all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Accordingly, any and all such alternatives, modifications and variations are intended to be encompassed by the appended claims.
Claims
1. A cable plug connector comprising a first connector part (1) and a second connector part (2) which are connected to each other, characterized in that: The first joint (1) is embedded with a first heat conduction piece (3), the second joint (2) is embedded with a second heat conduction piece (4), one end of the first joint (1) towards the second joint (2) is provided with a plug-in slot (11), one end of the second joint (2) towards the first joint (1) is provided with a plug-in head (21), the first heat conduction piece (3) extends into the plug-in slot (11), the second heat conduction piece (4) extends to the plug-in head (21) and abuts against the first heat conduction piece (3), the outer wall of the second heat conduction piece (4) is fixed with a temperature measuring module (5), the temperature measuring module (5) has a temperature measuring end, and the temperature measuring end is connected with the second heat conduction piece (4).
2. The cable plug-in head according to claim 1, characterized in that The first heat conduction piece (3) comprises a first ring body (31), one end of the first ring body (31) towards the second heat conduction piece (4) is provided with a plurality of abutting portions (32) extending towards the center line direction of the first heat conduction piece (3).
3. The cable plug-in head according to claim 2, characterized in that The second heat conduction piece (4) comprises a second ring body (41), the second ring body (41) is tapered and can be connected with the abutting portions (32) by abutting.
4. The cable plug-in head according to claim 3, characterized in that One end of the first ring body (31) away from the second heat conduction piece (4) is provided with a plurality of first extension portions (33) arranged along the center line direction of the first joint (1).
5. The cable plug-in head according to claim 4, characterized in that One end of the second ring body (41) away from the first heat conduction piece (3) is provided with a plurality of second extension portions (42) arranged along the center line direction of the second joint (2).
6. The cable plug according to claim 5, characterized in that The second extension portion (42) has a bending portion (43) bent towards the center line direction of the second heat conduction piece (4).
7. The cable plug-in head according to claim 3, characterized in that One end of the first ring body (31) away from the second heat conduction piece (4) is provided with a plurality of clamping portions (34) extending towards the center line direction of the first heat conduction piece (3).
8. The cable plug-in head according to claim 3, characterized in that One end of the second ring body (41) away from the first heat conduction piece (3) is provided with a connecting portion (44) extending away from the first heat conduction piece (3).
9. The cable plug according to claim 8, characterized in that The connecting portion (44) is fixed with a connecting screw (45) by screw connection, and the connecting screw (45) abuts against the temperature measuring end.
10. The cable plug according to claim 9, characterized in that The connecting portion (44) is in the shape of a mouth, and the connecting portion (44) is provided with a through screw hole (46).