CN208889987U - A kind of plug-in transition joint - Google Patents
A kind of plug-in transition joint Download PDFInfo
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- CN208889987U CN208889987U CN201821875970.6U CN201821875970U CN208889987U CN 208889987 U CN208889987 U CN 208889987U CN 201821875970 U CN201821875970 U CN 201821875970U CN 208889987 U CN208889987 U CN 208889987U
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- segment
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Abstract
The utility model provides a kind of plug-in transition joint, including supporting element, binding post, shielded layer, connector, two connecting sleeves and two self-locking mechanisms, supporting element includes the first supporting section, the second supporting section and third supporting section set gradually, first supporting section and third supporting section are symmetrical arranged about the second supporting section, binding post is set in supporting element, binding post penetrates through the both ends of supporting element, and shielded layer is wrapped in the outer wall of the second supporting section, and connector is sheathed on the outside of shielded layer；Two connecting sleeves are sheathed on the first supporting section and the second supporting section respectively, and two connecting sleeves are symmetrical arranged about connector；Two self-locking mechanisms are respectively arranged in two connecting sleeves, and two self-locking mechanisms are symmetrical arranged about connector.The utility model transition joint can be realized the efficient connection of cable by self-locking mechanism, reduces customer outage hours, improves the reliability of electricity consumption.
Description
Technical field
The utility model relates to cable accessory technical field, in particular to a kind of plug-in transition joint.
Background technique
Substation's 35kV power grid is main force's rack of County Power Plant, is carried out by 35kV substation radiation perimeter user
Power supply.For the substation of 110kV substation and above, 35kV outlet also tends to be responsible consumer or next stage electricity
The main power supply of net, therefore, 35kV electrical equipment defect failure causes power failure or repairing of shutting off power in emergency in substation, will cause
35kV power supply area large-area power-cuts, causes power supply reliability lower.
And substation's 35kV equipment is by area due to being limited, and electrical equipment is more, compartment away from small, compact equipment installation,
The problems such as wiring is complicated causes the such overhaul of the equipments of substation or defect elimination can only be by the way of having a power failure, to also result in important
User or even next stage substation have a power failure.
It can be continued in bypass failure electrical equipment or maintenance section to user based on these problems by bypass operation equipment
It is powered, to reduce power off time, the connection in bypass operation between cable and cable must use transition joint ability
Two cables with terminals are connected, quick plug-in transition joint is such connector.
Utility model content
To solve at least one above-mentioned technical problem, the utility model discloses a kind of plug-in transition joints, including branch
Support member, binding post, shielded layer, connector, two connecting sleeves and two self-locking mechanisms,
The supporting element is column structure, and the binding post is set in the supporting element, and the binding post penetrates through institute
State the both ends of supporting element；
The supporting element includes the first supporting section, the second supporting section and third supporting section set gradually, the shielded layer
It is wrapped in the outer wall of second supporting section, the connector is sheathed on the outside of the shielded layer, the both ends of the connector
It is detachably connected respectively with two connecting sleeves；
Two connecting sleeves are sheathed on the outside of first supporting section and second supporting section, two institutes respectively
Connecting sleeve is stated to be symmetrical arranged about connector；
Two self-locking mechanisms are respectively arranged in two connecting sleeves, and two self-locking mechanisms are about connection
Head is symmetrical arranged.
Further, the self-locking mechanism includes locking accessory part, solution lock set and at least one lock piece, the lock
Only accessory part is slidably arranged in the connecting sleeve, and the solution lock set is set to the outer wall of the connecting sleeve,
For the lock piece between the locking accessory part and the solution lock set, the side wall of the connecting sleeve is equipped at least one
A through-hole, the lock piece are limited in the through-hole by the locking accessory part and the solution lock set.
Further, the connecting sleeve includes first segment and second segment, one end of the first segment and the connector
It is detachably connected, the other end of the first segment is connected with the second segment, and the outer diameter of the first segment is greater than the second segment
Outer diameter；
The through-hole is set to the second segment, forms spacing between the through-hole and the first segment.
Further, the locking accessory part is between the through-hole and the connector,
The locking accessory part includes sliding sleeve and the first return unit, and the sliding sleeve is connected to the lock piece, and described
One return unit is set between the sliding sleeve and the connector；
The inner wall of the second segment is equipped with first step structure, and the outer wall of the sliding sleeve is equipped with and the first step structure
The second step structure of cooperation.
Further, the solution lock set includes limit sleeve, snap ring and the second return unit, and the limit sleeve is sheathed on described
The outer wall of connecting sleeve, the limit sleeve are bonded with the outer wall of the connecting sleeve, between the first segment and the second segment
Hierarchic structure is formed, the inner wall of the limit sleeve is matched with the hierarchic structure；
The snap ring is set to the outer wall of the second segment, and the snap ring is located on the through-hole far from the first segment
Side, one end of the limit sleeve are connected to the snap ring；
Second return unit is set between the limit sleeve and the connecting sleeve, the reset of second return unit
Direction is parallel with the axis of the connecting sleeve.
Further, the limit sleeve includes the first limiting section and the second limiting section, first limiting section and described the
Two limiting sections are connected, and first limiting section fits in the first segment, and second limiting section is bonded the second segment, described
Second limiting section one end is connected to the snap ring, and the inner wall of second limiting section is connected to the lock piece, second limit
The side that position portion is bonded with the second segment；
Second return unit is installed on first limiting section, second limiting section and the connecting sleeve and encloses shape
At accommodating space in, one end of second return unit is connected to first limiting section.
Further, the side that second limiting section is bonded with the second segment is equipped with release groove, and the release is recessed
Slot being capable of lock piece described in accommodating portion.
Further, the second segment is provided with the first circumferential groove, and the snap ring is installed on first circumferential groove
It is interior.
Further, the inside of the connector is equipped with the second circumferential groove, and the shielded layer has and second ring
The collar flange cooperated to groove, the collar flange are installed on second circumferential groove, and the shielded layer is for shielding electricity
?.
Further, the binding post is round tube shape structure, and the both ends of the binding post are respectively provided with electric appliance conduction
Contact engaging portion, the contact binding site is additionally provided in the inner wall of the binding post, the contact engaging portion for installing
The third annular groove of spring touch finger.
By adopting the above technical scheme, transition joint described in the utility model has the following beneficial effects:
1) the utility model transition joint can be realized the efficient connection of cable by self-locking mechanism, thus fast construction one
Bypass operation route reduces customer outage hours, improves the reliability of electricity consumption, separately instead of faulty equipment or the route of maintenance
Outside, which can apply repeatedly in different engineerings；
2) the utility model transition joint passes through the electric current of shielded layer shielded cable junction, reduces electric current to transition joint
The contact of ontology is effectively prevented electric field concentration and shelf depreciation, improves security performance.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the sectional view of the middle plug of the utility model embodiment 1；
Fig. 2 is the sectional view of 1 middle plug of utility model embodiment without self-locking mechanism；
Fig. 3 is the partial enlargement diagram of A in Fig. 1.
It remarks additionally below to attached drawing:
1- supporting element；The first supporting section of 11-；The second supporting section of 12-；13- third supporting section；
2- binding post；3- shielded layer；4- connector；
5- connecting sleeve；51- first segment；52- second segment；521- through-hole；
6- self-locking mechanism；
61- locking accessory part；611- sliding sleeve；The first return unit of 612-；
62- solves lock set；621- limit sleeve；The first limiting section of 6211-；The second limiting section of 6212-；6213- discharges groove；
622- snap ring；The second return unit of 623-；
63- lock piece.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are in the premise for not making creative work
Under every other embodiment obtained, fall within the protection scope of the utility model.
" one embodiment " or " embodiment " referred to herein, which refers to, may be included at least one realization side of the utility model
A particular feature, structure, or characteristic in formula.In the description of the present invention, it should be understood that term " on ", "lower",
The orientation or positional relationship of the instructions such as "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
State the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technical characteristic
Quantity." first " is defined as a result, the feature of " second " can be expressed or that imply includes one or more spy
Sign.Moreover, term " first ", " second " etc. are to be used to distinguish similar objects, without specific sequentially or first for describing
Order afterwards.It should be understood that the data used in this way are interchangeable under appropriate circumstances, so as to the utility model described herein
Embodiment can be performed in other sequences than those illustrated or described herein.
Embodiment 1:
In conjunction with shown in Fig. 1 to Fig. 3, a kind of plug-in transition joint, including supporting element 1, binding post 2, shielded layer 3, connection
First 4, two connecting sleeves 5 and two self-locking mechanisms 6,
The supporting element is column structure, and the binding post 2 is set in the supporting element 1, and the binding post 2 penetrates through
The both ends of the supporting element 1；
The supporting element 1 includes the first supporting section 11, the second supporting section 12 and the third supporting section 13 set gradually, described
First supporting section 11 and the third supporting section 13 are symmetrical arranged about second supporting section 12；
The shielded layer 3 is wrapped in the outer wall of second supporting section 12, and the connector 4 is sheathed on the shielded layer 3
Outside, the both ends of the connector 4 are detachably connected with two connecting sleeves 5 respectively；
Two connecting sleeves 5 are sheathed on the outside of first supporting section 11 and second supporting section 12 respectively,
Two connecting sleeves 5 are symmetrical arranged about the connector 4, and two self-locking mechanisms 6 are respectively arranged at described in two
In connecting sleeve 5, two self-locking mechanisms 6 are symmetrical arranged about the connector 4.
In some embodiments, the self-locking mechanism 6 includes locking accessory part 61, solution lock set 62 and at least one lock
Stop member 63,
The locking accessory part 61 is slidably arranged in the connecting sleeve 5, and the solution lock set 62 is set to
The outer wall of the connecting sleeve 5, the lock piece 63 is between the locking accessory part 61 and the solution lock set 62, institute
The side wall for stating connecting sleeve 5 is equipped at least one through-hole 521, and the lock piece 63 is by the locking accessory part 61 and the solution
Lock set 62 is limited in the through-hole 521.The quantity of the through-hole 521 and the lock piece 63 correspond.
In possible embodiment, the through-hole 521 can be tapered hole, and the through-hole 521 has in the connection
The first of 5 outer wall of casing is open and is open the second of 5 inner wall of connecting sleeve, and the diameter of first opening is greater than described
The size of the diameter of second opening, second opening is less than the maximum Outside Dimensions of the lock piece 63, and described second opens
The size of mouth is greater than the miniperipheral size of the lock piece 63, can prevent the lock piece 63 from falling while convenient for assembly
In the connecting sleeve 5.
In some embodiments, the connecting sleeve 5 includes first segment 51 and second segment 52, one end of the first segment 51
It is detachably connected with the connector 4, the other end of the first segment 51 is connected with the second segment 52, the first segment 51
Outer diameter is greater than the outer diameter of the second segment 52；The through-hole 521 is set to the second segment 52, the through-hole 521 and described the
Interval is formed between one section 51.
In some embodiments, the locking accessory part 61 is between the through-hole 521 and the connector 4, institute
Stating locking accessory part 61 includes sliding sleeve 611 and the first return unit 612, and the sliding sleeve 611 is connected to the lock piece 63, described
First return unit 612 is set between the sliding sleeve 611 and the connector 4.Preferably, first return unit 612 can be with
Precommpression is set between the sliding sleeve 611 and the connector 4.
In some embodiments, the inner wall of the second segment 52 is equipped with first step structure, and the outer wall of the sliding sleeve 611 is set
Have with the first step structure cooperation second step structure, the first step structure for limit the sliding sleeve 611 to
The maximum displacement that the connecting sleeve 5 is moved far from 4 side of connector.
In some embodiments, the solution lock set 62 includes limit sleeve 621, snap ring 622 and the second return unit 623, institute
The outer wall that limit sleeve 621 is sheathed on the connecting sleeve 5 is stated, the limit sleeve 621 is bonded with the outer wall of the connecting sleeve 5,
Hierarchic structure, the inner wall of the limit sleeve 621 and the hierarchic structure are formed between the first segment 51 and the second segment 52
It matches；
In some embodiments, the snap ring 622 is set to the outer wall of the second segment 52, and the snap ring 622 is located at institute
The side on through-hole 521 far from the first segment 51 is stated, one end of the limit sleeve 621 is connected to the snap ring 622；
Second return unit 623 is set between the limit sleeve 621 and the connecting sleeve 5, and described second resets
The reset direction of part 623 is parallel with the axis of the connecting sleeve 5.
In some embodiments, the limit sleeve 621 includes the first limiting section 6211 and the second limiting section 6212, and described the
One limiting section 6211 is connected with second limiting section 6212, and first limiting section 6211 fits in the first segment 51, institute
It states the second limiting section 6212 and fits in the second segment 52, one end of second limiting section 6212 and first limiting section
6211 are connected, and 6212 other end of the second limiting section is connected to the snap ring 622, and the covering of the second limiting section 6212 is at least
The part through-hole 521；
Second return unit 623 is installed on first limiting section 6211, second limiting section 6212 and the company
In the accommodating space that female connector pipe 5 is enclosed, one end of second return unit 623 is connected to first limiting section 6211.
In some embodiments, the side that second limiting section 6212 is bonded with the second segment 52 is equipped with release groove
6213, the release groove 6213 being capable of lock piece 63 described in accommodating portion.
In some embodiments, the second segment 52 is provided with the first circumferential groove, and the snap ring 622 is installed on described
In one circumferential groove.
In some embodiments, the inside of the connector 4 is equipped with the second circumferential groove, and the shielded layer 3 has and institute
The collar flange of the second circumferential groove cooperation is stated, the collar flange is installed on second circumferential groove, and the shielded layer 3 is used
In shielding electric field.
In some embodiments, the supporting element 1 is the column structure with preset length, the cross of the supporting element 1
Section is circular ring shape, and first supporting section 11 is tapered configuration, and first supporting section 11 and second supporting section 12
One end outer diameter of connection is greater than the outer diameter of the other end；The third supporting section 13 is also in tapered configuration, and the third supporting section
Outer diameter of the 13 one end outer diameters being connect with second supporting section 12 also greater than the other end.
In some embodiments, two connecting sleeves 5 are detachably connected with the connector 4 respectively, as screw thread connects
The modes such as connect.
In some embodiments, the lock piece 63 is sphere, can be lock piece 63 is steel ball specifically, described.
In some embodiments, the connecting sleeve 5 is round tube shape structure, and the material of the connecting sleeve 5 is metal, such as
Stainless steel metal material.
In some embodiments, the limit sleeve 621 is round tube shape structure, and the material of the limit sleeve 621 is metal, such as
Stainless steel metal material.
In some embodiments, the sliding sleeve 611 is round tube shape structure, and the material of the sliding sleeve 611 is metal, such as stainless
Steel metal material.
In some embodiments, first return unit 612 and second return unit 623 are compressed spring, described
The material of first return unit 612 and second return unit 623 is stainless steel metal material.
In some embodiments, the snap ring is flat circular boop structure, and the material of the snap ring is stainless steel metal material
Material.
In some embodiments, the material of the insulating layer is ethylene propylene diene rubber.
In some embodiments, the connector 4 is circular tube structure, and the side wall of the connector 4 has injecting hole.
In some embodiments, the binding post 2 is round tube shape structure, and the both ends of the binding post 2 are respectively provided with
The contact engaging portion of electric appliance conduction, the contact binding site are additionally provided in the inner wall of the binding post 2, the contact engaging portion
For installing the third annular groove of spring touch finger.
Embodiment 2:
The working principle of transition joint described in the utility model is as follows:
When terminal fitting is docked with the transition joint, the shell of the terminal fitting can be connected to the sliding sleeve 611
And the sliding sleeve 611 is pushed to move inward, the sliding sleeve 611 loses the supporting role to the lock piece 63, the terminal
The position that the shell of connector replaces the sliding sleeve 611 original, when the groove of the case nose of the terminal fitting reaches the lock
When the position of stop member 63, the lock piece 63, which is fallen to, completes locking in the positioning groove of the case nose of the terminal fitting；
When terminal fitting is separated with the transition joint, the limit sleeve 621 is slided manually, and the limit sleeve 621 moves
When moving to the release groove 6213 at 63 opposite position of lock piece, the lock piece 63 loses compressing and can carry out
Unlock, and when moving outward of terminal fitting, the sliding sleeve 611 under the restoring force effect of first return unit 612 with
Terminal fitting shell move outward together, continue to support the lock piece 63 so that it will not fall, extract the terminal and connect
Head.
By adopting the above technical scheme, transition joint described in the utility model has the following beneficial effects:
The utility model transition joint can be realized the efficient connection of cable by self-locking mechanism, thus fast construction one
Bypass operation route reduces customer outage hours, improves the reliability of electricity consumption instead of faulty equipment or the route of maintenance, in addition,
The transition joint can apply repeatedly in different engineerings；
Further, which passes through the electric current of shielded layer shielded cable junction, reduces electric current pair
The contact of transition joint ontology is effectively prevented electric field concentration and shelf depreciation, improves security performance.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of plug-in transition joint, which is characterized in that including supporting element (1), binding post (2), shielded layer (3), connector
(4), two connecting sleeves (5) and two self-locking mechanisms (6),
The supporting element (1) is column structure, and the binding post (2) is set in the supporting element (1), the binding post
(2) both ends of the supporting element (1) are penetrated through；
The supporting element (1) includes the first supporting section (11), the second supporting section (12) and third supporting section (13) set gradually,
The shielded layer (3) is wrapped in the outer wall of second supporting section (12), and the connector (4) is sheathed on the shielded layer (3)
Outside, the both ends of the connector (4) are detachably connected with two connecting sleeves (5) respectively；
Two connecting sleeves (5) are sheathed on the outer of first supporting section (11) and the third supporting section (13) respectively
Side, two connecting sleeves (5) are symmetrical arranged about the connector (4)；
Two self-locking mechanisms (6) are respectively arranged on two connecting sleeves (5), and two self-locking mechanisms (6) are closed
It is symmetrical arranged in the connector (4).
2. plug-in transition joint according to claim 1, which is characterized in that the self-locking mechanism (6) includes that locking is auxiliary
Component (61), solution lock set (62) and at least one lock piece (63) are helped,
The locking accessory part (61) is slidably arranged in the connecting sleeve (5), solution lock set (62) setting
Outer wall in the connecting sleeve (5), the lock piece (63) are located at the locking accessory part (61) and the solution lock set
(62) between, the side wall of the connecting sleeve (5) is equipped at least one through-hole (521), and the lock piece (63) is by the locking
Accessory part (61) and the solution lock set (62) are limited in the through-hole (521).
3. plug-in transition joint according to claim 2, which is characterized in that the connecting sleeve (5) includes first segment
(51) and second segment (52),
One end of the first segment (51) is detachably connected with the connector (4), the other end of the first segment (51) and institute
It states second segment (52) to be connected, the outer diameter of the first segment (51) is greater than the outer diameter of the second segment (52)；
The through-hole (521) is set to the second segment (52), between being formed between the through-hole (521) and the first segment (51)
Away from.
4. plug-in transition joint according to claim 3, which is characterized in that the locking accessory part (61) is located at institute
It states between through-hole (521) and the connector (4),
The locking accessory part (61) includes sliding sleeve (611) and the first return unit (612), and the sliding sleeve (611) is connected to institute
It states lock piece (63), first return unit (612) is set between the sliding sleeve (611) and the connector (4)；
The inner wall of the second segment (52) is equipped with first step structure, and the outer wall of the sliding sleeve (611) is equipped with and the First
The second step structure of stage structure cooperation.
5. plug-in transition joint according to claim 4, which is characterized in that the solution lock set (62) includes limit sleeve
(621), snap ring (622) and the second return unit (623), the limit sleeve (621) are sheathed on the outer wall of the connecting sleeve (5),
The limit sleeve (621) is bonded with the outer wall of the connecting sleeve (5), between the first segment (51) and the second segment (52)
Hierarchic structure is formed, the inner wall of the limit sleeve (621) is matched with the hierarchic structure；
The snap ring (622) is set to the outer wall of the second segment (52), and the snap ring (622) is located on the through-hole (521)
Side far from the first segment (51), one end of the limit sleeve (621) is connected to the snap ring (622)；
Second return unit (623) is set between the limit sleeve (621) and the connecting sleeve (5), and described second is multiple
The reset direction of position part (623) is parallel with the axis of the connecting sleeve (5).
6. plug-in transition joint according to claim 5, which is characterized in that the limit sleeve (621) includes the first limit
Position portion (6211) and the second limiting section (6212), first limiting section (6211) fit in the first segment (51), and described
Two limiting sections (6212) fit in the second segment (52), one end of second limiting section (6212) and first limiting section
(6211) it is connected, the second limiting section (6212) other end is connected to the snap ring (622), second limiting section (6212)
Cover at least partly described through-hole (521)；
Second return unit (623) is installed on first limiting section (6211), second limiting section (6212) and described
In the accommodating space that connecting sleeve (5) is enclosed, one end of second return unit (623) is connected to first limiting section
(6211)。
7. plug-in transition joint according to claim 6, which is characterized in that second limiting section (6212) with it is described
The side of second segment (52) fitting is equipped with release groove (6213), and the release groove (6213) being capable of locking described in accommodating portion
Part (63).
8. plug-in transition joint according to claim 6 or 7, which is characterized in that the second segment (52) is provided with
One circumferential groove, the snap ring (622) are installed in first circumferential groove.
9. plug-in transition joint described in -6 any one according to claim 1, which is characterized in that the connector (4)
Inside is equipped with the second circumferential groove, and the shielded layer (3) has the collar flange cooperated with second circumferential groove, the ring
Shape flange is installed on second circumferential groove, and the shielded layer (3) is for shielding electric field.
10. plug-in transition joint according to claim 9, which is characterized in that the binding post (2) is circular tube shaped knot
The both ends of structure, the binding post (2) are respectively provided with the contact engaging portion of electric appliance conduction, and the contact binding site is in described
The inner wall of binding post (2), the contact engaging portion are additionally provided with the third annular groove for installing spring touch finger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821875970.6U CN208889987U (en) | 2018-11-14 | 2018-11-14 | A kind of plug-in transition joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821875970.6U CN208889987U (en) | 2018-11-14 | 2018-11-14 | A kind of plug-in transition joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208889987U true CN208889987U (en) | 2019-05-21 |
Family
ID=66518171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821875970.6U Active CN208889987U (en) | 2018-11-14 | 2018-11-14 | A kind of plug-in transition joint |
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| Country | Link |
|---|---|
| CN (1) | CN208889987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830839A (en) * | 2019-01-23 | 2019-05-31 | 武汉华仪智能设备有限公司 | A kind of quick plug-in intermediate conversion connector |
-
2018
- 2018-11-14 CN CN201821875970.6U patent/CN208889987U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830839A (en) * | 2019-01-23 | 2019-05-31 | 武汉华仪智能设备有限公司 | A kind of quick plug-in intermediate conversion connector |
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