CN216289271U

CN216289271U - Terminal butt-joint device

Info

Publication number: CN216289271U
Application number: CN202122443243.0U
Authority: CN
Inventors: 杨轩舻; 钱璐帅; 富雅琼; 徐红伟
Original assignee: China Jiliang University
Current assignee: China Jiliang University
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-04-12
Anticipated expiration: 2031-10-11

Abstract

The present invention relates to a terminal docking device, comprising: the first terminal seat is fixedly connected with a plurality of male plug terminals; the transverse damping part is fixedly connected with the first terminal seat, the transverse damping part comprises limiting mechanisms and transverse damping mechanisms used for enabling the first terminal seat to move transversely between the limiting mechanisms, and the transverse damping mechanisms can move transversely and are connected between the limiting mechanisms; the longitudinal damping part is vertical and fixedly connected to the transverse damping part, the longitudinal damping part comprises a longitudinal damping mechanism for buffering longitudinal acting force and a push plate, and the push plate is fixedly connected to the tail end of the longitudinal damping mechanism; and the pushing mechanism is fixedly connected with the push plate and provides longitudinal acting force to the transverse damping part and the first terminal seat through the longitudinal damping part. The utility model has the beneficial effect that the damage of the terminal in the butt joint process when the positioning deviation occurs in the butt joint process of the terminal is prevented by arranging the transverse damping part and the longitudinal damping part.

Description

Terminal butt-joint device

Technical Field

The utility model relates to the technical field of circuit terminal butt joint, in particular to a terminal butt joint device.

Background

In many occasions of circuit connection, a terminal rapid butt joint technology is needed, and particularly when signals are collected in the metering field, collected signals are input from a signal input end and then output to external equipment from a signal output end; in order to output signals smoothly, the terminals of the signal input end and the signal output end need to be butted; one group of signal input terminals is connected to the signal output terminals, and another group of signal input terminals is switched by one group of signal input terminals and then is connected to the signal output terminals, which is usually realized by means of terminal connectors.

The terminal needs carry out the location between the terminal at the in-process of automatic butt joint, if the condition of deviation appears in the location in-process, the butt joint between the terminal then can appear the terminal and connect the mistake, causes the terminal atress to transship, and the serious condition that can appear the terminal damage or even the damage of device.

The problem of positioning deviation inevitably appears after long-time use in terminal connecting device, and through the analysis, can divide into two kinds according to the deviation volume with the problem, one kind is that the location appears the trace and can compensate the deviation, and the other kind is that the location appears the excessive and can not compensate the deviation.

In view of the above problems, there is no solution for solving the above problems in the prior art, and therefore, a solution capable of coping with two kinds of deviations simultaneously needs to be provided. Aiming at the trace offset which can be compensated when positioning, the proposed scheme needs to be capable of carrying out trace transverse displacement while the terminals are butted according to the self structural design, so as to compensate the trace offset which occurs when positioning; the excessive irreparable deviation appears in the time of to fixing a position, and the scheme of proposing needs can make between the terminal can flexible contact according to the structural design of self, can alleviate the terminal simultaneously because the dislocation can not receive the thrust of the overload that receives when inserting.

Disclosure of Invention

In order to overcome the problem that the improper terminal that causes of micro deviation phenomenon and control stroke crushes the terminal or even destroys the device among the prior art among the terminal butt joint process, the aim at of this application provides a terminal butt joint device, still can normally accomplish the terminal butt joint when the micro deviation appears in the terminal location, prevents that the terminal atress from transshipping and causing the damage when the excessive deviation appears in the terminal location.

In view of the above object, the present application provides a terminal docking device for docking a terminal pair including a male terminal and a female terminal, comprising:

one surface, facing the female plug terminal, of the first terminal seat is set as a first mounting surface, the back surface of the first mounting surface is set as a second mounting surface, and a plurality of male plug terminals are fixedly connected to the first mounting surface;

the transverse damping part is fixedly connected to the second mounting surface of the first terminal seat and comprises limiting mechanisms and transverse damping mechanisms used for enabling the first terminal seat to move transversely between the limiting mechanisms;

the longitudinal damping part is vertical and fixedly connected to the transverse damping part, the longitudinal damping part comprises a longitudinal damping mechanism for buffering longitudinal acting force and a push plate, and the push plate is fixedly connected to the tail end of the longitudinal damping mechanism; and

the pushing mechanism is fixedly connected with the push plate and provides longitudinal acting force to the transverse damping part and the first terminal seat through the longitudinal damping part.

Further, the lateral damping mechanism includes: the damping spring comprises a mounting seat, a guide bearing, a transverse guide rod and a first damping spring, wherein the guide bearing is fixedly mounted on the mounting seat, the transverse guide rod penetrates through the guide bearing, the transverse guide rod is connected with the guide bearing in a sliding mode, two ends of the guide rod penetrate through the guide bearing, and the guide bearing penetrates through the two sides of the guide bearing and is sleeved with the first damping spring.

Further, vertical damping mechanism includes linear bearing, vertical guide arm, second damping spring and spacing piece, linear bearing fixed connection in horizontal damping portion stop gear, linear bearing overlaps to be located on the vertical guide arm, vertical guide arm with sliding connection between the linear bearing, vertical guide arm one end fixed connection the push pedal, other end fixed connection spacing piece, the cover is equipped with on the vertical guide arm second damping spring, second damping spring is located between stop gear and the push pedal.

Furthermore, the transverse damping part comprises a plurality of groups of transverse damping mechanisms which are uniformly distributed.

Furthermore, the limiting mechanism comprises limiting blocks symmetrically arranged at two ends of the transverse guide rod.

Furthermore, the limiting block is provided with a mounting hole, the linear bearing is arranged in the mounting hole in a penetrating mode, and the limiting block longitudinally moves between the limiting piece of the longitudinal guide rod and the push plate through the linear bearing.

Furthermore, the longitudinal damping part comprises a plurality of groups of longitudinal damping mechanisms which are symmetrically distributed on the limiting block.

Furthermore, still include the second terminal seat, be provided with a plurality of groups on the second terminal seat with public plug terminal is the female plug terminal group that corresponds the setting, female plug terminal group includes a plurality of female plug terminals.

Further, still including the guide part that is used for assistance-localization real-time, the guide part is including the guide shaft cover and the locating pin of mutually supporting, guide shaft cover fixed connection in first terminal seat, the locating pin fixed connection in second terminal seat.

Furthermore, the locating pin with female plug terminal group corresponds is provided with a plurality of groups, and every group locating pin including set up in a plurality of both sides about female plug terminal group.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the male plug terminal can be subjected to transverse self-adaptive adjustment through the transverse damping mechanism of the transverse damping part, the male plug terminal can still be well butted with the female plug terminal when a micro error occurs in the positioning of the male plug terminal, and the terminal cannot be deformed or damaged due to the bearing of an abnormal plugging acting force;

(2) the longitudinal damping mechanism of the longitudinal damping part effectively buffers acting force in the terminal plugging process, and when terminal positioning errors are large, damage caused by overlarge acting force borne when terminals cannot be plugged is prevented.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of an exploded structure according to an embodiment of the present invention.

Fig. 3 is a schematic view of a connection structure of the first terminal block and the lateral damping mechanism.

FIG. 4 is a schematic view of a connection structure of the longitudinal damping portion and the limiting mechanism

Fig. 5 is a schematic illustration of an exploded structure of fig. 4.

Fig. 6 is a schematic structural diagram of the second terminal block.

Wherein the reference numerals are: 100. a first terminal base; 101. a male plug terminal; 102. a guide shaft sleeve; 110. a lateral damping portion; 111. a mounting seat; 112. a guide bearing; 113. a transverse guide rod 114, a first damping spring; 115. a limiting block; 120. a longitudinal damping portion; 121. a longitudinal guide bar; 122. a linear bearing; 123. a second damping spring; 124. a limiting sheet; 125. pushing the plate; 130. a pushing mechanism; 140. a second terminal block; 141. a female plug terminal; 142. and a positioning pin.

Detailed Description

In order to enable a reader to better understand the design purpose of the method, the following specific embodiments are provided so that the reader can visually understand the structure, structural composition, action principle and technical effect of the method. It should be noted that the following embodiments are not intended to limit the technical solutions of the present methods, and those skilled in the art can analyze and understand the embodiments and make a series of modifications and equivalent substitutions on the technical solutions provided by the present methods in combination with the prior knowledge, and the new technical solutions obtained by the modifications and equivalent substitutions are also encompassed by the present methods.

As shown in fig. 1-2, a terminal docking mechanism for docking a terminal pair, the terminal pair includes a male terminal 101 and a female terminal 141, the male terminal 101 and the female terminal 141 cooperate with each other to form a plug-in connection capable of being plugged and unplugged quickly, the terminal docking mechanism includes: a first terminal block 100, a lateral damping portion 110, a longitudinal damping portion 120, and a pushing mechanism 130. The first terminal seat 100 is provided with a first mounting surface facing the female plug terminal 141, the back surface of the first mounting surface is provided with a second mounting surface, the first mounting surface is provided with a male plug terminal group formed by arranging a plurality of male plug terminals 101, the first terminal seat 100 and the male plug terminals 101 are fixedly connected through threads, the male plug terminal group in the embodiment is provided with 4 vertically arranged male plug terminals, but it should be pointed out that the number and arrangement mode of the male plug terminals in the male plug terminal group can be arbitrarily set according to actual use scenes, and the male plug terminals and the first terminal seat can be connected through other fixed connection modes. Transverse damping portion 110 fixed connection in the second installation face of first terminal seat 100, transverse damping portion 110 includes stop gear and the transverse damping mechanism who is used for making first terminal seat 100 lateral shifting between stop gear, and transverse damping portion 110 includes fixed part and sliding part, wherein, fixed part and first terminal seat 100 fixed connection, sliding part and stop gear fixed connection, the sliding part with sliding connection between the fixed part makes first terminal seat 100 can lateral shifting between stop gear through transverse damping portion 110, and when the terminal location micro deviation appears, first terminal seat 100 changes the deviation through the automatic correction of lateral shifting, makes public plug terminal 101 and female plug terminal 141 can dock correctly. The longitudinal damping part 120 is vertically and fixedly connected to the transverse damping part 110, the longitudinal damping part 120 comprises a longitudinal damping mechanism for buffering longitudinal acting force and a push plate, and the push plate 125 is fixedly connected to the end of the longitudinal damping mechanism; the pushing mechanism 130 is fixedly connected to the push plate 125, the pushing mechanism 130 provides a longitudinal acting force to the transverse damping portion 110 and the first terminal seat 100 through the longitudinal damping portion 120, the pushing mechanism 130 firstly acts on the push plate and transmits the acting force to the transverse damping portion 110 through the push plate, the transverse damping portion 110 longitudinally moves under the acting force of the push plate, since the transverse damping portion 110 and the first terminal seat 100 do not relatively move in the longitudinal direction, the transverse damping portion 110 drives the first terminal seat 100 to move in the longitudinal direction, so that the male terminal 101 arranged on the first terminal seat 100 is close to or away from the female terminal 141, the pushing mechanism 130 provides a corresponding acting force through a stroke distance which the male terminal 101 needs to be pushed, when a large deviation occurs in positioning between the male terminal 101 and the female terminal 141, the female terminal 101 cannot be inserted into the female terminal 141, the mutual interference of the terminal heads between the male plug terminal 101 and the female plug terminal 141 will cause the actual propelling stroke of the male plug terminal 101 to be shortened, the propelling mechanism 130 will continuously provide an acting force when the male plug terminal 101 does not reach the preset stroke, at this time, the longitudinal damping part 120 will buffer the acting force of the propelling mechanism 130, and compensate the shortened part in the longitudinal movement stroke of the male plug terminal 101 through the relative displacement between the longitudinal damping mechanism and the first terminal seat 100, so that the excessive acting force possibly borne between the male plug terminal 101 and the female plug terminal 141 is shared by the longitudinal damping mechanism, and the male plug terminal 101 and the female plug terminal 141 are prevented from being damaged.

As shown in fig. 3, the lateral damping mechanism includes: the mounting seat 111 is fixedly mounted on the mounting seat 111, the transverse guide rod 113 penetrates through the guide bearing 112, a sliding connection is formed between the guide bearing 112 and the transverse guide rod 113, namely the guide bearing 112 can slide on the transverse guide rod 113, and because the mounting seat 111 is fixedly connected with the guide bearing, the mounting seat 111 forms a sliding connection in the transverse direction between the guide bearing 112 and the transverse guide rod 113, and because the mounting seat 111 is fixedly connected with the first terminal seat 100 and two ends of the transverse guide rod 113 are fixedly connected with limiting mechanisms, the first terminal seat 100 can transversely move between the limiting mechanisms through the transverse damping mechanisms; two ends of the transverse guide rod 113 penetrate through the guide bearing 112 and are sleeved with the first damping spring 114 at the penetrating sections of the two sides, the first damping spring 114 has two functions, on one hand, the transverse guide rod is used for resetting, that is, the male terminal 101 is secured in a fixed position in the lateral direction in a state where the male terminal 101 is not inserted into or withdrawn from the female terminal 141, in practice it is common to have the first terminal block 100 in the middle of the two side stop mechanisms, the first damping springs 114 on both sides can make the first terminal holder 101 located at the preset position when the terminal is positioned, the first damping springs 114 have a certain deformation compression in the initial state, and will generate a limit thrust to the fixing holder 100, keeping the first terminal holder 100 at the initial position, therefore, errors caused by the fact that the first terminal seat 100 has displacement which should not occur in the transverse direction can not be caused when the male plug terminal is positioned; on the other hand, if a slight positioning deviation occurs during the terminal insertion process, when the male plug terminal 101 needs to be laterally displaced to correct the deviation, the first damping spring 114 can play a role in buffering and protecting the first terminal seat 100 during the lateral displacement process, so as to prevent the first terminal seat 100 from being excessively displaced during the lateral displacement process, and prevent the male plug terminal 101 and the female plug terminal 141 from being normally butted.

As shown in fig. 4 and 5, the longitudinal damping mechanism includes a linear bearing 122, a longitudinal guide rod 121, a second damping spring 123 and a limiting plate 124, the linear bearing 122 is fixedly connected to the limiting mechanism of the transverse damping portion 110, the linear bearing 122 is sleeved on the longitudinal guide rod 121, one end of the longitudinal guide rod 121 is fixedly connected to the push plate 125, the other end of the longitudinal guide rod 121 is fixedly connected to the limiting plate 124, the second damping spring 123 is sleeved on the longitudinal guide rod 121, and the second damping spring 123 is located between the limiting mechanism and the push plate 125. The linear bearing 122 is sleeved on the longitudinal guide rod 121, so that a sliding connection is formed between the linear bearing 122 and the longitudinal guide rod 121, and the linear bearing 122 is fixedly connected with the limiting block 115, so that the limiting block 115 can relatively slide in the longitudinal direction of the longitudinal guide rod 121 through the linear bearing 122; second damping spring 123 is located between stop gear and push pedal 125 and the cover is located on longitudinal guide rod 121, in the in-process that public affairs insert terminal 101 and insert female terminal 141, advancing mechanism 130 acts on push pedal 125 with the effort, push pedal 125 passes through second damping spring 123 and gives the effort for stopper 115, relative movement does not take place on longitudinal direction between stopper 115 and the first terminal seat 100, therefore, second damping spring 123 can be at the terminal butt joint in-process through taking place elastic deformation buffering effort, when terminal positioning error is great, prevent to bear too big effort and take place to damage when can not pegging graft between the terminal. The limiting piece 124 is connected to the end of one side of the longitudinal guide rod 121, and is used for preventing the limiting block 115 from falling off the longitudinal guide rod 121, and other structures capable of achieving limiting can be replaced in actual use.

As shown in fig. 1, the lateral damping portion 110 includes a plurality of groups of lateral damping mechanisms uniformly distributed. The limiting mechanism comprises limiting blocks 115 symmetrically arranged at two ends of the transverse guide rod 113. The limiting block 115 is provided with a mounting hole, the linear bearing 122 is arranged in the mounting hole in a penetrating manner, and the limiting block 115 longitudinally moves between the limiting piece 124 of the longitudinal guide rod 121 and the push plate 125 through the linear bearing 122. The longitudinal damping portion 120 includes a plurality of sets of longitudinal damping mechanisms symmetrically distributed on the limiting block 115. Through the horizontal damping mechanism and the vertical damping mechanism that set up the multiunit can be better realize at the process buffering effort that the terminal docks, prevent that the terminal excessive force from taking place to damage, also make simultaneously that each part atress is more balanced among the whole butt joint process, whole working process is more stable. In this embodiment, two sets of symmetrical two sides of the first terminal block 100 are disposed on the lateral damping mechanism, four sets of longitudinal damping mechanisms are disposed on the longitudinal damping mechanism, two sets are used as a unit to connect the left and right side limiting blocks 115, and the four sets of longitudinal damping mechanisms satisfy the symmetric distribution of the left and right sides and the symmetric distribution of the upper and lower sides.

As shown in fig. 1 and 6, the terminal docking mechanism further includes a second terminal base 140, a plurality of sets of female plug terminal sets are disposed on the second terminal base 140, the female plug terminal sets correspond to the male plug terminal rows formed by the male plug terminals 101, and each female plug terminal set includes a plurality of female plug terminals 141. This kind of mode of setting mainly used is in coaxial interchange scanning switch's application scene, can set up the mode of arranging of female terminal according to the user demand by oneself in actual use, no longer in this embodiment is worth telling one by one.

As shown in fig. 1, the terminal docking mechanism further includes a guiding portion for assisting positioning, the guiding portion includes a guiding sleeve 102 and a positioning pin 142, the guiding sleeve 102 and the positioning pin 142 are engaged with each other, the guiding sleeve 102 is fixedly connected to the first terminal holder 100, and the positioning pin 142 is fixedly connected to the second terminal holder 140. The positioning pins 142 and the female plug terminal group are correspondingly provided with a plurality of groups, each group of positioning pins 142 comprises a plurality of positioning pins arranged on the upper side and the lower side of the female plug terminal group, and the height of the guide shaft sleeve 102 is slightly higher than that of the male plug terminal 101. The guiding part is used for providing positioning and guiding functions in the terminal butting process, the guiding shaft sleeve 102 and the positioning pin 142 are butted when the male plug terminal 101 and the female plug terminal 141 are butted, and by arranging the height of the guiding shaft sleeve 102 to be slightly higher than that of the male plug terminal 101, the guide bushing 102 can be mated with the alignment pin before the male terminal 101 is inserted into the female terminal 141, by providing the guide pin 142 in a tapered structure having a larger area at the bottom than at the end, and providing the guide boss 102 with an insertion hole corresponding to the guide pin 142, when the relative position of the positioning pin 142 and the guide shaft sleeve 102 has a slight deviation, the end parts of the positioning pin 142 and the guide bearing 102 can still be butted, and after the end parts are butted, the first terminal holder 100 is driven to laterally displace by the lateral force between the alignment pin 142 and the guide bearing 102 during the insertion process to ensure the male terminal 101 and the female terminal 141 are properly mated.

When the terminal positioning device is used, firstly, the male plug terminal 101 is positioned, after the positioning is finished, the pushing mechanism 130 drives the male plug terminal 101 to move towards the female plug terminal 141, the guide shaft sleeve 102 is firstly butted with the positioning pin 142, if a small amount of deviation occurs in the terminal positioning, a transverse acting force is generated between the guide shaft sleeve 102 and the positioning pin 142, the first terminal seat 100 is driven to transversely move through the transverse damping mechanism to offset the positioning deviation, so that the male plug terminal 101 and the female plug terminal 141 can still be normally butted, if the terminal positioning has excessive deviation, the end parts of the guide shaft sleeve 102 and the positioning pin 142 are butted and cannot be normally inserted, the acting force of the pushing mechanism 130 is buffered by further compressing the second damping spring 123, the male plug terminal 101 is not pushed forwards any more, and the terminal cannot be normally butted and damaged due to collision.

In summary, the effect of the application is that the male plug terminal can be transversely and adaptively adjusted through the transverse damping mechanism of the transverse damping part and the guide part, the male plug terminal can still be well butted with the female plug terminal when a micro error occurs in the positioning of the male plug terminal, and the terminal cannot be deformed or damaged due to the bearing of the acting force of abnormal plugging; the longitudinal damping mechanism of the longitudinal damping part effectively buffers acting force in the terminal plugging process, and when terminal positioning errors are large, damage caused by overlarge acting force borne when terminals cannot be plugged is prevented.

Since the method is not exhaustive, some preferred features and preferred embodiments may be reasonably replaced or combined with each other, and thus the new embodiments are also included in the method.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the utility model as defined in the appended claims. The drawings corresponding to the specific embodiments exist in a form assisting understanding, and a reader can conveniently understand the abstract upper concept of the technical idea related to the method by understanding the specific visualized lower concept. When the overall understanding of the method and the comparison with other technical solutions except the technical solution provided by the method are carried out, the expression of the attached drawings should not be taken as the only reference, and a series of modifications, equivalent substitutions, mixed combinations of characteristic elements, deletion and recombination of unnecessary technical characteristic elements, reasonable addition and recombination of the unnecessary technical characteristic elements common in the prior art and the like which are made according to the attached drawings or without referring to the attached drawings after the concept of the method is understood to be included in the spirit of the method.

Claims

1. A terminal butting device for butting a terminal pair, wherein the terminal pair comprises a male plug terminal and a female plug terminal, and the terminal butting device is characterized by comprising:

2. A terminal-interfacing apparatus as claimed in claim 1, wherein the lateral damping mechanism includes: the damping spring comprises a mounting seat, a guide bearing, a transverse guide rod and a first damping spring, wherein the guide bearing is fixedly mounted on the mounting seat, the transverse guide rod penetrates through the guide bearing, the transverse guide rod is connected with the guide bearing in a sliding mode, two ends of the guide rod penetrate through the guide bearing, and the guide bearing penetrates through the two sides of the guide bearing and is sleeved with the first damping spring.

3. The terminal butting device according to claim 2, wherein the longitudinal damping mechanism comprises a linear bearing, a longitudinal guide rod, a second damping spring and a limiting piece, the linear bearing is fixedly connected to the limiting mechanism of the transverse damping portion, the linear bearing is sleeved on the longitudinal guide rod, the longitudinal guide rod is slidably connected with the linear bearing, one end of the longitudinal guide rod is fixedly connected with the push plate, the other end of the longitudinal guide rod is fixedly connected with the limiting piece, the second damping spring is sleeved on the longitudinal guide rod, and the second damping spring is located between the limiting mechanism and the push plate.

4. A terminal-docking device as claimed in claim 1, wherein the lateral damping portion comprises a plurality of groups of lateral damping mechanisms distributed uniformly.

5. A terminal docking device as claimed in claim 3, wherein the limiting mechanism comprises limiting blocks symmetrically disposed at two ends of the transverse guide rod.

6. The terminal butt-joint device according to claim 5, wherein the limiting block is provided with a mounting hole, the linear bearing is arranged in the mounting hole in a penetrating manner, and the limiting block moves longitudinally between the limiting piece of the longitudinal guide rod and the push plate through the linear bearing.

7. The terminal docking device as claimed in claim 5, wherein the longitudinal damping portion comprises a plurality of sets of longitudinal damping mechanisms symmetrically distributed on the limiting block.

8. The terminal docking device according to claim 1, further comprising a second terminal block, wherein the second terminal block is provided with a plurality of female plug terminal groups corresponding to the male plug terminals, and the female plug terminal groups include a plurality of female plug terminals.

9. The apparatus of claim 8, further comprising a guide portion for assisting positioning, wherein the guide portion comprises a guide sleeve and a positioning pin, the guide sleeve and the positioning pin are engaged with each other, the guide sleeve is fixedly connected to the first terminal block, and the positioning pin is fixedly connected to the second terminal block.

10. The terminal docking device as claimed in claim 9, wherein the positioning pins are provided in a plurality of groups corresponding to the female terminal group, and each group of positioning pins includes a plurality of positioning pins provided on upper and lower sides of the female terminal group.