OT terminal connector and multi-cable connecting device
By adopting a double fixed structure of a rotatable hook mechanism and a conductive reed blade in the OT terminal connector, the problems of insufficient stability and complex operation in the prior art are solved, and the OT terminal connection effect with high stability and convenient operation are achieved.
Patent Information
- Application Number
- CN202510005749.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-02
- Publication Date
- 2025-05-02
AI Technical Summary
The existing alligator clip OT terminal connectors have problems such as insufficient connection stability, complex operation, lack of modular design, and easy short circuits when connecting multiple wire harnesses.
An OT terminal connector is designed, adopting a rotatable hook mechanism and a double fixed structure of conductive reeds. It provides reset force through elastic parts to ensure the stability of the OT terminal connection, and facilitates quick disassembly and assembly through modular design and pressing openings.
It improves the stability and convenience of OT terminal connection, reduces the complexity of multi-wire harness connection, avoids short circuit problems, and reduces maintenance costs.
Smart Images
Figure CN119921142A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the field of electrical connection technology, and in particular to an OT terminal connector for wire connection and a multi-cable connection device using the OT terminal connector. Background Art
[0002] In the manufacturing process of high-speed trains, all electrical cables need to be automatically aligned, and fan cables are all crimped with OT terminals. The traditional OT terminal wiring method generally uses an alligator clip connector to clamp and connect the OT terminal for testing.
[0003] However, the existing alligator clip type OT terminal connector has the following problems:
[0004] 1. The connection is not stable enough and may be easily loosened due to external force or vibration;
[0005] 2. The connection process requires clamping the OT terminal, which makes the operation complicated and the installation and removal are not convenient enough;
[0006] 3. In the multi-wire harness connection scenario, the front end of the alligator clip connector and the OT terminal are exposed. When testing multiple cables, it is easy for different cables to contact each other and cause short circuits, which can lead to test failure or equipment failure.
[0007] 4. The method of clamping and connecting OT terminals using alligator clip-type OT terminal connectors will result in cumbersome wiring, lack of modular design, and high maintenance costs.
[0008] Therefore, there is an urgent need for an OT terminal connector that can solve the above problems to improve the stability, convenience and modularity of the connection.
[0009] In view of this, this application is hereby filed. Summary of the invention
[0010] The purpose of the present application is to provide an OT terminal connector to solve the problems of poor connection stability, complex operation and insufficient modularity in the prior art; another purpose of the present application is to provide a multi-cable connection device to achieve the purpose of corresponding pluggable connection wiring for multiple OT terminal connection cables.
[0011] In order to solve the above technical problems, the basic concept of the technical solution adopted in this application is:
[0012] An OT terminal connector comprises: a shell, wherein a plug-in cavity for inserting an OT terminal is provided in the shell; a rotatable hook mechanism is installed on the shell, and the hook mechanism is pluggably connected to the OT terminal inserted into the plug-in cavity, and is used to lock or unlock the OT terminal inserted into the plug-in cavity.
[0013] Furthermore, the hook mechanism has the following two states: a first locked state, in which the hook mechanism is plugged and connected to the OT terminal inserted into the plug-in cavity; and a second separated state, in which the hook mechanism is pulled out and separated from the OT terminal inserted into the plug-in cavity.
[0014] Furthermore, the hook mechanism is connected to the housing via an elastic member, and the elastic member provides an elastic restoring force for the hook mechanism to remain in the first locking state or move toward the first locking state.
[0015] Furthermore, the hook mechanism includes a locking member, a middle part of which can be rotatably installed in the shell around a horizontal axis; two ends of the locking member are respectively provided with a locking hook portion and a connecting portion; the locking hook portion is arranged at the first end of the locking member, and the locking hook portion is pluggably connected to the circular hole of the OT terminal extending into the plug-in cavity; the connecting portion is arranged at the second end of the locking member, and the elastic member in a clamping state is connected between the connecting portion and the shell, and the elastic member provides an elastic reset force to the locking member, driving the locking member to reset or maintain it in the first locking position.
[0016] Furthermore, the shell extends along a first direction, and a plug interface is provided at one end of the shell in the first direction, and the other end is closed; the plug interface connects the plug-in cavity with the outside, and is used for the OT terminal to be inserted into the plug-in cavity; the locking member extends along the first direction, and the rotating shaft of the locking member is arranged along a third direction perpendicular to the first direction, the first end of the locking member is arranged close to the plug interface, and the second end of the locking member is arranged away from the plug interface.
[0017] Furthermore, two conductive springs arranged in parallel and spaced apart are provided in the plug-in cavity, which are used to clamp the OT terminal inserted into the plug-in cavity; the two conductive springs are connected to the ends of the lead-out cable; the lead-out cable passes through the closed end of the plug-in cavity and extends to the outside of the shell; when the locking member is in the first locking position, at least part of the lock hook portion is between the two conductive springs and the plug-in interface of the shell, and the lock hook portion is plugged into the circular hole of the OT terminal inserted into the plug-in cavity.
[0018] Furthermore, a pressing opening is provided on one side of the shell; the opening direction of the pressing opening is arranged to intersect with the first orientation; at least a portion of the locking member is located at the pressing opening, and is used for being pressed by an external force to drive the locking member to move from the first locking position to the second separation position; when the locking member is in the second separation position, the locking hook portion and the two conductive spring sheets are arranged in an interlaced manner, and the locking hook portion and the OT terminal inserted into the plug-in cavity are separated.
[0019] Furthermore, a pressing portion is provided on the locking member; the pressing portion is located between the second end of the locking member and the rotating shaft; when the locking member is in the first locking position, the pressing portion is located at the pressing opening.
[0020] Another object of the present application is to provide a multi-cable connection device, which includes a plurality of connectors arranged in parallel, and the shells of adjacent connectors are assembled through a plug-in structure; the closed end of the shell of each connector is installed at the assembly port of the protective shell, and the second connecting cables led out of each connector are gathered and led out in the protective shell to form a lead-out harness.
[0021] Furthermore, an assembly hole is provided on the shell of the connector, and the assembly hole passes through the shell along a third direction; the assembly holes on the corresponding side walls between the shells of adjacent connectors are relatively opened and connected by detachable plugging and unplugging via connecting pins, so as to assemble adjacent connectors.
[0022] Furthermore, a channel with a tapered opening is provided in the protective shell; the large end of the channel of the protective shell is used for fixed installation of the closed end of the shell of each connector; the second connecting cables led out from the closed end of each connector converge into a single lead-out harness in the channel of the protective shell, and the small end of the channel of the protective shell is used for the single lead-out harness to pass through.
[0023] After adopting the above technical solution, the present application has the following beneficial effects compared with the prior art:
[0024] 1. High stability: The double fixing structure of the hook mechanism and the conductive spring ensures the firmness of the OT terminal connection; and the elastic part can provide a reset force to prevent the connection from loosening due to vibration or external force.
[0025] 2. Easy to operate: The push-open design allows users to quickly disassemble and assemble through external force; modular design can also be used to reduce the complexity of multi-wiring harness connections.
[0026] 3. Modularization and integration: Supports parallel installation of multiple shells and realizes harness convergence with the switch, which is convenient for wiring and maintenance; in addition, the setting of independent identification makes the management of multi-module structure more efficient.
[0027] At the same time, this application is suitable for electrical systems that require quick plug-in and unplug, high-stability connection and modular multi-wiring harness connection, and is especially suitable for the wiring harness wiring and maintenance needs of complex equipment.
[0028] In addition, the present application has a simple structure, significant effects, and is suitable for promotion and use.
[0029] The specific implementation methods of the present application are further described in detail below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS
[0030] The accompanying drawings are part of this application and are used to provide a further understanding of this application. The illustrative embodiments of this application and their descriptions are used to explain this application, but do not constitute an improper limitation on this application. Obviously, the drawings described below are only some embodiments. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. In the drawings:
[0031] Figure 1 This is a schematic structural diagram of a wire connection structure in a waiting-to-connect state in an embodiment of the present application;
[0032] Figure 2 is a schematic diagram of a cross-sectional structure of a wire connection structure in a connection state in an embodiment of the present application;
[0033] Figure 3 is a schematic diagram of a cross-sectional structure of a wire connection structure in a waiting-to-connect state in an embodiment of the present application;
[0034] Figure 4 It is a schematic diagram of the structure of a multi-cable connection device in an embodiment of the present application.
[0035] Description of the main components in the figure:
[0036] 1. First connecting cable; 2. OT terminal; 3. Round hole; 4. Shell; 5. Insulation protection groove; 6. Plug interface; 7. Assembly hole; 8. Lock hook; 9. Pressing part; 10. Locking piece; 11. Rotating shaft; 12. Conductive spring; 13. Fixed seat; 14. Elastic part; 15. Second connecting cable; 16. Lead-out harness; 17. Protective shell; 18. Connecting pin; 19. Connecting part; 20. Plug-in cavity; 21. Identification part; 22. Pressing opening.
[0037] It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present application in any way, but rather to illustrate the concepts of the present application for those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION
[0038] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. The following embodiments are used to illustrate the present application but are not used to limit the scope of the present application.
[0039] In the description of the present application, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "longitudinal", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present application.
[0040] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.
[0041] like Figures 1 to 4 As shown, a wire connection structure is introduced in the embodiment of the present application, which is used to connect a first connecting cable 1 and a second connecting cable 15; the end of the first connecting cable 1 is connected to an OT terminal 2, and the OT terminal 2 includes a sheet structure with a circular hole 3 extending through the middle; the end of the second connecting cable 15 is connected to the OT terminal connector; the OT terminal connector performs a pluggable connection to the OT terminal 2 to achieve the effect of a modular setting of the OT terminal connector; it can also achieve the effect of conveniently plugging and unplugging the OT terminal 2 by using the OT terminal connector.
[0042] In addition, in this application, for the convenience of expression, Figure 2 As shown, a first orientation, a second orientation and a third orientation that are intersecting and perpendicular are defined. In the embodiments of the present application, the components are further described with the three different orientations defined above.
[0043] In addition, in the embodiment of the present application, the OT terminal 2 includes a clamping part and a plug-in part, the clamping part is a ring-shaped structure fixedly connected to the end of the first connection cable 1, and the plug-in part is a sheet-shaped structure plugged and connected to the connector as an example for discussion; the sheet-shaped structure of the OT terminal 2 is provided with a circular hole 3 that is opened through from top to bottom. In addition, the end of the second connection cable 15 extends into the connector, and a conductive spring sheet 12 corresponding to the plug-in connection of the OT terminal is provided in the connector, and the conductive spring sheet 12 is connected to the end of the second connection cable 15, so that the second connection cable 15 constitutes a lead-out cable of the OT terminal connector.
[0044] In an embodiment of the present application, an OT terminal connector includes: a housing 4, wherein a plug-in cavity 20 for inserting an OT terminal 2 is provided in the housing 4; two conductive springs 12 arranged in parallel in the upper and lower directions are provided in the plug-in cavity 20, which are used to clamp the OT terminal 2 inserted into the plug-in cavity 20, so that the OT terminal 2 is electrically connected to the conductive spring 12, thereby achieving the effect of electrically connecting the OT terminal 2; at the same time, a rotatable hook mechanism is installed on the housing 4, and the hook mechanism performs pluggable locking or unlocking of the OT terminal 2 inserted into the plug-in cavity 20, so that the OT terminal 2 is locked by the hook mechanism, so that the OT terminal 2 can be inserted into the plug-in cavity 20 and can be firmly plugged and assembled, thereby effectively preventing the OT terminal 2 from falling off. At the same time, the OT terminal 2 and the connected conductive spring 12 are hidden in the housing 4, which effectively avoids the exposed setting of the connection of the OT terminal 2, and greatly improves the sealing of the connector. In addition, the connector is formed in a single housing 4, thereby realizing the modular setting of the connector. By installing a hook mechanism on the connector and pressing and rotating the hook mechanism, the OT terminal 2 can be locked or unlocked, thereby simplifying the complexity of the plugging and unplugging operation of the OT terminal 2.
[0045] In the embodiment of the present application, the hook mechanism has the following two states: a first locked state, in which the hook mechanism is plugged and fixedly connected to the circular hole 3 of the OT terminal inserted into the plug-in cavity 20; and a second separated state, in which the hook mechanism is pulled out and separated from the circular hole 3 of the OT terminal inserted into the plug-in cavity 20. In the embodiment of the present application, the hook mechanism is in the first locked state under normal conditions, so that the hook mechanism can maintain the effect of locking and fixing the OT terminal 2 inserted into the plug-in cavity 20, thereby preventing the OT terminal 2 from being separated from the connector, and achieving a significant technical progress in improving the connection reliability of the OT terminal 2.
[0046] In the embodiment of the present application, the hook mechanism is connected to the housing 4 via the elastic member 14, and the elastic member 14 provides the hook mechanism with an elastic reset force to maintain it in the first locking position or move it to the first locking position; the hook mechanism can be subjected to the external force of the user's pressing, so that the hook mechanism can overcome the elastic force of the elastic member 14 and move to the second separation position, so that after the user applies external force to the hook mechanism, the hook mechanism can be separated from the OT terminal inserted into the plug-in cavity 20. In particular, through the above-mentioned setting, the user only needs to press the hook mechanism to achieve the effect of locking the plug-in or unlocking the OT terminal 2 inserted into the plug-in cavity 20 by the hook mechanism, thereby achieving a significant technical progress in simplifying the complexity of the plug-in and unplugging operation of the OT terminal 2.
[0047] In the embodiment of the present application, the hook mechanism includes a locking member 10, a rotating shaft 11 is provided in the middle part, and the rotating shaft 11 is connected to the shell 4 for relative rotation, so that the locking member 10 can be installed in the plug-in cavity 20 in the shell 4 by rotating around the horizontal rotating shaft 11; the locking member 10 rotates around the rotating shaft 11 and has a first locking position and a second separation position; when the locking member 10 is in the first locking position, the locking mechanism is in the first locking state, and the locking mechanism is locked with the OT terminal; when the locking member 10 is in the second separation position, the locking mechanism is in the second separation state, and the locking mechanism is separated from the OT terminal. The two ends of the lock member 10 are respectively provided with a lock hook portion 8 and a connecting portion 19; the lock hook portion 8 is provided at the first end of the lock member 10, the first end is where the OT terminal 2 is inserted, the lock hook portion 8 protrudes from the first end to one side of the rotation direction of the lock member 10, and the lock hook portion 8 is pluggable and fixedly connected to the OT terminal 2 inserted into the plug-in cavity 20; the connecting portion 19 is provided at the second end of the lock member 10, the connecting portion 19 protrudes from the second end to the other side of the rotation direction of the lock member 10, and an elastic member 14 in a clamping state is connected between the connecting portion 19 and the housing 4, and the elastic member 14 provides an elastic reset force to the lock member 10, driving the lock member 10 to reset or maintain it in the first locking position. The elastic member 14 can be any existing structure that can provide elastic force, such as: a spring, a torsion spring, a hydraulic rod, etc.; the elastic member is discussed as a spring in the embodiment of the present application.
[0048] By respectively providing a locking hook portion 8 and a connecting portion 19 at both ends of the locking member 10, the locking member 10 can be installed in the plug-in cavity 20 of the shell 4 rotatably around the axis, so that the two ends of the locking member 10 can respectively lock the OT terminal 2 and be connected to the shell 4 via the elastic member 14 to maintain it in the first locking position, so as to achieve the effect of using the elastic member 14 to push the locking member 10 to plug and fix the OT terminal 2 inserted into the plug-in cavity 20.
[0049] In the embodiment of the present application, the shell 4 is in the shape of a rectangular parallelepiped; the long side of the shell 4 extends along the first orientation, and an insertion port 6 is provided at one end of the shell 4 in the first orientation for the OT terminal 2 to be inserted; the other end of the shell 4 in the first orientation is closed for the second connecting cable 15 to pass through; the insertion port 6 connects the plug-in cavity 20 with the outside, and is used for the OT terminal 2 to be inserted into the plug-in cavity 20; two conductive springs 12 arranged in parallel up and down are provided in the plug-in cavity 20, which are used to clamp the OT terminal 2 inserted into the plug-in cavity 20; the two conductive springs 12 are connected to the second connecting cable 15; the second connecting cable 15 passes through the closed end of the plug-in cavity 20 and extends to the outside of the shell 4; when the locking member 10 is in the first locking position, at least part of the lock hook portion 8 is between the two conductive springs 12 and the insertion port 6 of the shell 4, and the lock hook portion 8 is plugged and connected to the OT terminal 2 inserted into the plug-in cavity 20.
[0050] Optionally, an insulation protection groove 5 is provided at the first end of the shell 4, and the groove opening of the insulation protection groove 5 is open toward the front side of the first orientation. The bottom of the insulation protection groove 5 is provided with an insertion interface 6 connected to the internal plug-in cavity 20, for allowing the sheet structure of the OT terminal 2 to be inserted into the plug-in cavity 20 from the insertion interface 6, and the connection part between the OT terminal 2 and the first connecting cable 1 can be stopped and restricted in the insulation protection groove 5, so that after the OT terminal 2 is inserted into the plug-in cavity 20, it can only be maintained at a set insertion depth in the first orientation, so that the circular hole 3 on the inserted OT terminal 2 is arranged opposite to the locking hook part 8, so that the locking member 10 is rotated in the second orientation and the locking hook part 8 is correspondingly inserted into the circular hole 3 on the OT terminal 2, so as to achieve the effect of mutual plug-in locking between the locking member 10 and the OT terminal 2.
[0051] Optionally, a protruding retaining rib protruding along the first direction is provided at the connecting portion 19 of the locking member 10, and the protruding retaining rib is arranged beyond the pressing opening 22 of the shell 4, so that when the locking member 10 is in the first locking position, the protruding retaining rib abuts against the inner wall of the shell 4, so as to prevent the locking member 10 from being pushed by the elastic member 14 and rotating outward to the point of being detached from the shell 4, causing the OT terminal 2 to be unable to be inserted into the plug-in cavity 20, etc.
[0052] In the embodiment of the present application, a fixing seat 13 is provided in the plug-in cavity 20, and a horizontal through hole arranged in parallel up and down is provided on the fixing seat 13, and two conductive springs 12 are inserted into the through holes one by one, and the two ends of the two conductive springs 12 are respectively located on opposite sides of the fixing seat 13; the first ends of the two conductive springs 12 are fixedly connected, and are connected with the end of the second connection cable 15; the second ends of the two conductive springs 12 are freely arranged at the opposite position of the plug-in interface 6, and the second ends of the two conductive springs 12 are arranged close to each other, so that the OT terminal 2 can be correspondingly inserted into the gap between the second ends of the two conductive springs 12, so that the OT terminal 2 and the two conductive springs 12 are plugged and connected, thereby achieving the effect of the two connecting harnesses connected to the connector and the OT terminal 2 being able to be connected on and off. In addition, in order to improve the connection effect of the connector to the OT terminal 2, the gap between the second ends of the two conductive springs 12 can be smaller than the thickness of the OT terminal 2, so as to ensure that the inserted OT terminal 2 can be in contact with the two conductive springs 12 on both sides, thereby improving the connection reliability between the OT terminal 2 and the connector. In addition, the two conductive springs 12 can utilize their own elasticity to produce elastic deformation on the second ends, so that the second ends of the two conductive springs 12 are elastically deformed respectively up and down to form a reliable plug-in connection with the OT terminal 2, thereby improving the connection stability between the OT terminal 2 and the connector.
[0053] In the embodiment of the present application, in the second orientation, the locking mechanism and the two conductive spring sheets 12 are arranged in an alternating manner in the plug-in cavity 20; and the two conductive spring sheets 12 extend along the first orientation, and the axis of the rotating shaft 11 of the locking mechanism is arranged along the third orientation, so that the locking hook portion 8 of the locking mechanism can rotate around the rotating shaft 11 in the plane formed by the first orientation and the second orientation, so as to realize the connection or separation of the circular hole 3 of the inserted OT terminal 2.
[0054] In the embodiment of the present application, in the second orientation, a pressing opening 22 is provided on a side of the shell 4 away from the conductive spring sheet 12; the opening direction of the pressing opening 22 is arranged crosswise with the first orientation and along the second orientation; at least a portion of the locking member 10 is located at the pressing opening 22, so as to allow the user to apply a pressing external force to press the locking member 10, thereby driving the locking member 10 to move from the first locking position to the second separation position; when the locking member 10 is in the second separation position, the locking hook portion 8 and the two conductive spring sheets 12 are staggered in the second orientation, and the locking hook portion 8 is separated from the OT terminal 2 inserted into the plug-in cavity 20.
[0055] In the embodiment of the present application, the locking member 10 is provided with a pressing portion 9 protruding upward; the pressing portion 9 is between the second end of the locking member 10 and the rotating shaft 11; the pressing portion 9 is a protruding portion of the locking member 10 protruding toward the pressing opening direction; when the locking member 10 is in the first locking position, the pressing portion 9 is arranged flush with the pressing opening 22. By providing the pressing portion 9, the user can conveniently apply a pressing force to the pressing portion 9, drive the locking member 10 to rotate around the rotating shaft 11, and then drive the lock hook portion 8 of the locking member 10 to be plugged into the circular hole 3 of the OT terminal 2 for locking, or separated and unlocked.
[0056] Optionally, in the second orientation, one side of the shell 4 is provided with a groove recessed into the interior of the shell 4, and a pressing opening 22 is provided at the bottom of the groove, and a pressing portion 9 of the locking member 10 is provided at the pressing opening 22, and the pressing portion 9 is correspondingly located in the pressing opening 22; and a portion of the pressing portion 9 protrudes from the pressing opening 22 and is located on the outside of the shell 4, so that the user can apply a pressing external force to the pressing portion 9 toward the inside of the shell 4, so that the locking member 10 overcomes the elastic force of the elastic member 14 and rotates around the axis, thereby driving the lock hook portion 8 to move to separate from the OT terminal 2, so as to achieve a significant technical progress that facilitates the user to apply a pressing external force to the locking member 10; at the same time, in order to ensure the aesthetics of the connector, the pressing portion 9 can be arranged in the groove, and when the locking member 10 is in the first locking position, the pressing portion 9 is arranged flush with the outer side surface of the shell 4, so as to enhance the overall aesthetics of the appearance of the connector.
[0057] In the embodiment of the present application, the connector can be modularly arranged so that multiple connectors are arranged in parallel to form a connection device for correspondingly plugging and installing multiple connection harnesses. The specific implementation method can be as follows:
[0058] like Figures 1 to 4 As shown, a multi-cable connection device includes multiple OT terminal connectors, and the shells 4 of each OT terminal connector are arranged in parallel in sequence along the third direction; the plug-in interface 6 of the shell 4 of each OT terminal connector is on the same side, and the pressing opening 22 of the shell 4 is also arranged on the same side, so that the OT terminals 2 of different first connection cables 1 can be plugged and connected, and it is convenient for the user to press the locking piece 10; each shell 4 is respectively provided with a plug-in cavity 20 for plugging in the OT terminals, and each plug-in cavity 20 is respectively provided with a hook mechanism for plugging and unplugging the inserted OT terminal 2, so that each shell 4 can be used for connection with different OT terminals 2; each shell 4 is detachably assembled through the plug-in structure, so that each OT terminal connector is assembled together into a multi-cable connection device that can be adapted to the connection of cables with different numbers of OT terminals.
[0059] Through the above-mentioned setting, the OT terminal connector is modularly set, and any number of OT terminal connectors can be integrated and assembled, so that different numbers of OT terminal connectors can be assembled to form a multi-cable connection device that can conveniently plug and unplug different numbers of OT terminal connection harnesses.
[0060] Optionally, in an embodiment of the present application, a multi-cable connection device includes a protective shell 17; the interior of the protective shell 17 is a tapered channel extending along a first direction; the large end of the tapered channel of the protective shell 17 is provided for the closed end of the shell 4 of each connector to be fixedly installed, and the second connecting cables 15 led out from the closed end of each shell 4 converge into a single lead-out harness 16 in the protective shell 17, and the small end of the tapered channel of the protective shell 17 is provided for the single lead-out harness 16 to pass through, so that different numbers of connectors can be integrated and assembled on a single protective shell 17, and different lead-out cables can be gathered into a single harness for lead-out, which greatly improves the integration level of the multi-cable connection device.
[0061] Optionally, in an embodiment of the present application, the pressing openings 22 provided on each connector installed on the multi-cable connection device are on the same side, so that after the multi-cable connection device is installed, the side provided with the pressing opening 22 will be opened toward the outside, which is convenient for the user to perform corresponding pressing actions on the pressing portions 9 of each connector on that side, thereby realizing the plugging and unplugging operations of the OT terminal connection harnesses connected to each connector; at the same time, in order to improve the convenience of providing identification for the plugging and unplugging of different cables, an identification portion 21 for correspondingly marking different connectors can also be provided on the above-mentioned same side of the shell 4 of each connector, and the identification portion 21 can be marked with any one or a combination of corresponding numbers, colors, and patterns.
[0062] In the embodiment of the present application, an assembly hole 7 is provided on the shell 4 of the connector, and the assembly hole 7 is arranged along a third direction to penetrate the shell 4, and the third direction is arranged to intersect with the first direction where the plug-in slot of the shell 4 extends; the shells 4 of each connector are arranged in sequence along the third direction, and the assembly holes 7 on the opposite side walls of the shells 4 of adjacent connectors are relatively opened, and are connected by detachable plugging and unplugging through connecting pins 18, which are used to assemble the shells 4 of adjacent connectors, so that different connectors can be spliced and assembled using the plug-in structure formed by the connecting pins 18 and the assembly holes 7, so as to achieve the use effect of a multi-cable connection device with an arbitrarily variable number of connectors assembled.
[0063] Optionally, in the embodiment of the present application, two assembly holes 7 are provided on the shell 4 of the connector, and the two assembly holes 7 are respectively provided at two opposite corners of the rectangular shell 4, so that the shell 4 of the connector can be disassembled and assembled using two sets of relatively arranged plug-in structures, thereby greatly improving the significant technical progress of the assembly reliability between different connectors.
[0064] Optionally, the assembled multiple connectors are installed in the large-mouthed end of the protective shell 17 of the multi-cable connection device; in order to achieve fixed installation of the assembled multiple connectors, a fixing pin can be provided on the inner wall of the protective shell 17, and the fixing pin extends in a third direction and protrudes inward from the inner wall of the protective shell 17, so that the fixing pin can be plugged and fixed into the assembly holes 7 on the closed end sides of the connectors on both sides, so as to achieve the effect of fixed assembly of the assembled connectors in the protective shell 17.
[0065] The above is only a preferred embodiment of the present application, and does not constitute any form of limitation to the present application. Although the present application has been disclosed as a preferred embodiment as above, it is not used to limit the present application. Any technician familiar with this patent can make some changes or modify the technical contents suggested above into equivalent embodiments without departing from the scope of the technical solution of the present application. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present application without departing from the content of the technical solution of the present application are still within the scope of the solution of the present application.
Claims
1. An OT terminal connector, comprising: A housing (4), wherein a plug-in cavity (20) is provided in the housing (4) for inserting the OT terminal (2); Features: A rotatable hook mechanism is installed on the housing (4), and the hook mechanism is pluggably connected to the OT terminal (2) inserted into the plug-in cavity (20), and is used to lock or unlock the OT terminal (2) inserted into the plug-in cavity (20).
2. An OT terminal connector according to claim 1, characterized in that: The hook mechanism has the following two states: In a first locking state, the hook mechanism is plugged and connected to the OT terminal (2) extending into the plug-in cavity (20); In the second separation state, the hook mechanism is pulled out and separated from the OT terminal (2) inserted into the plug-in cavity (20).
3. An OT terminal connector according to claim 2, characterized in that: The hook mechanism has an elastic member (14) connected to the housing (4), and the elastic member (14) provides the hook mechanism with an elastic restoring force to keep the hook mechanism in the first locking state or to move the hook mechanism toward the first locking state.
4. An OT terminal connector according to claim 3, characterized in that: The hook mechanism comprises: A locking member (10) having a rotating shaft (11) pivotally connected to the housing (4) at the middle thereof; The two ends of the locking member (10) are respectively provided with a locking hook portion (8) and a connecting portion (19); The locking hook portion (8) is arranged at the first end portion of the locking member (10), and the locking hook portion (8) is pluggably connected to the circular hole (3) of the OT terminal (2) extending into the plug-in cavity (20); The connecting portion (19) is arranged at the second end of the locking member (10), and the elastic member (14) is connected between the connecting portion (19) and the housing (4) in a clamping state, and the elastic member (14) provides an elastic restoring force to the locking member (10), so as to drive the locking member (10) to be reset or maintained in a first locking position.
5. An OT terminal connector according to claim 4, characterized in that: The shell (4) extends along a first orientation, and the shell (4) is provided with an insertion interface (6) at one end in the first orientation and is closed at the other end; the insertion interface (6) connects the insertion cavity (20) with the outside and is used for the OT terminal (2) to be inserted into the insertion cavity (20); The locking member (10) extends along a first direction, the rotating shaft (11) of the locking member (10) is arranged along a third direction perpendicular to the first direction, the first end of the locking member (10) is arranged close to the plug interface (6), and the second end of the locking member (10) is arranged away from the plug interface (6).
6. An OT terminal connector according to claim 5, characterized in that: Two conductive springs (12) arranged in parallel and spaced apart are provided in the plug-in cavity (20) for clamping the OT terminal (2) inserted into the plug-in cavity (20); the two conductive springs (12) are connected to the ends of the lead-out cable; the lead-out cable passes through the closed end of the plug-in cavity (20) and extends to the outside of the housing (4); When the locking member (10) is in the first locking position, at least a portion of the locking hook portion (8) is located between the two conductive spring sheets (12) and the plug-in interface (6) of the housing (4), and the locking hook portion (8) is plugged into the circular hole (3) of the OT terminal (2) inserted into the plug-in cavity (20).
7. The OT terminal connector according to claim 5, characterized in that: A pressing opening (22) is provided on one side of the housing (4); The opening direction of the pressing opening (22) is arranged to intersect with the first orientation; At least a portion of the locking element (10) is located at the pressing opening (22), and is used for being pressed by an external force to drive the locking element (10) to move from a first locking position to a second separation position; When the locking member (10) is in the second separation position, the locking hook portion (8) and the two conductive spring sheets (12) are arranged in an alternating manner, and the locking hook portion (8) and the OT terminal (2) inserted into the plug-in cavity (20) are separated.
8. An OT terminal connector according to claim 7, characterized in that: The locking member (10) is provided with a pressing portion (9); The pressing portion (9) is located between the second end of the locking member (10) and the rotating shaft (11); When the locking member (10) is in the first locking position, the pressing portion (9) is located at the pressing opening (22).
9. A multi-cable connection device, characterized in that: include, A plurality of OT terminal connectors according to any one of claims 1 to 8 arranged in parallel, wherein the housings (4) of adjacent OT terminal connectors are assembled via a plug-in structure; The housing (4) of each OT terminal connector is installed at the assembly opening of the protective shell (17), and the lead-out cables of each OT terminal connector are collected and led out in the protective shell (17) to form a lead-out wiring harness (16).
10. The multi-cable connection device according to claim 9, characterized in that: An assembly hole (7) is provided on the housing (4) of the OT terminal connector, and the assembly hole (7) penetrates the housing (4) along a third direction; The assembly holes (7) on the corresponding side walls of the housings (4) of adjacent OT terminal connectors are relatively open and are connected in a detachable plug-in manner via a connecting pin (18) for assembling the adjacent OT terminal connectors; Preferably, a channel with a constricted opening is provided in the protective shell (17); The large opening end of the passage of the protective shell (17) constitutes an assembly opening for fixing and installing the closed end of the housing (4) of each OT terminal connector; Lead cables led out from the closed ends of the OT terminal connectors converge into a single lead-out harness (16) in the channel of the protective shell (17), and the small opening of the channel of the protective shell (17) allows the single lead-out harness (16) to pass through.