CN217607077U - Terminal locking piece, terminal holding module, connector and connector assembly - Google Patents
Terminal locking piece, terminal holding module, connector and connector assembly Download PDFInfo
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- CN217607077U CN217607077U CN202221240983.2U CN202221240983U CN217607077U CN 217607077 U CN217607077 U CN 217607077U CN 202221240983 U CN202221240983 U CN 202221240983U CN 217607077 U CN217607077 U CN 217607077U
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Abstract
The utility model discloses a terminal locking piece, terminal keep module, connector and connector assembly. A terminal lock adapted to be mounted on the terminal holding body for locking the terminal in the terminal holding body. The terminal locking piece includes: an end plate has a front side and a rear side opposite in a thickness direction thereof. A retaining projection projecting in the thickness direction of the end plate is formed on the rear side surface of the end plate for engaging with a mating retaining projection on a terminal retaining body to retain the terminal locking member in a locked position or an unlocked position. When the terminal lock member is mounted on the terminal holding body, the holding projection and the mating holding projection project in the longitudinal direction of the terminal holding body, and the thickness direction of the end plate is parallel to the longitudinal direction of the terminal holding body. Therefore, the thickness of the terminal holder is not increased.
Description
Technical Field
The utility model relates to a terminal locking piece, terminal including this terminal locking piece keeps the module, keep the connector of module and the connector assembly including this connector including this terminal.
Background
In the prior art, a connector generally includes a housing, a terminal holding body, a terminal, and a terminal locking piece. The terminal holding body is mounted in the housing. The terminal is inserted into the terminal holding body. A terminal lock is mounted on the terminal holder for holding the terminal in the terminal holder. The terminal locking member is movable relative to the terminal holding body between a locking position engaged with the terminal and an unlocking position disengaged from the terminal. In order to be able to hold the terminal lock member at the lock position and the unlock position, a holding structure for holding the terminal lock member at the lock position and the unlock position is generally formed on the terminal lock member and the terminal holding body. The holding structure generally includes a pair of holding projections adapted to fit each other, which project in the thickness direction of the terminal holding body, which results in a large size of the terminal holding body in the thickness direction. Further, in the related art, when the terminal lock is moved between the lock position and the unlock position, the holding projection receives a large pushing force in the thickness direction of the terminal holding body, and therefore, in order to enhance the strength of the terminal holding body, the terminal holding body needs to be locally thickened, which further increases the thickness of the terminal holding body.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to solve at least one of the above problems and drawbacks existing in the prior art.
According to an aspect of the present invention, there is provided a terminal locking member adapted to be mounted on a terminal holding body for locking a terminal in the terminal holding body. The terminal locking piece includes: an end plate has a front side and a rear side opposite in a thickness direction thereof. A retaining projection projecting in the thickness direction of the end plate is formed on the rear side of the end plate for engaging with a mating retaining projection on a terminal retaining body to retain the terminal locking piece in a locking position or an unlocking position. When the terminal lock member is mounted on the terminal holding body, the holding projection and the mating holding projection project in the longitudinal direction of the terminal holding body, and the thickness direction of the end plate is parallel to the longitudinal direction of the terminal holding body.
According to an exemplary embodiment of the present invention, the end plate has an upper side and a lower side opposite in a width direction thereof, and the end plate has: the first slotted hole extends along the length direction and the width direction of the end plate, penetrates through the end plate along the thickness direction and is used for corresponding to a matching slot on the terminal holding body; a second slot hole which is arranged adjacent to the first slot hole, penetrates through the end plate along the thickness direction and is used for corresponding to a tool slot on the terminal holding body; and a third slot hole located on a side surface of the end plate and communicating with the second slot hole, the second slot hole and the third slot hole dividing an elastic beam on the end plate, the holding projection being formed on a rear side surface of the elastic beam.
According to another exemplary embodiment of the present invention, the end plate has: two second slotted holes which are respectively positioned above and below the first slotted hole, penetrate through the end plate along the thickness direction and are respectively corresponding to two tool slots on the terminal holding body; and two third slotted holes which are respectively positioned on the upper side surface and the lower side surface of the end plate and are respectively communicated with the two second slotted holes, the two second slotted holes and the two third slotted holes are arranged on the end plate in a way of being divided into an upper elastic beam and a lower elastic beam, and the rear side surfaces of the middle parts of the two elastic beams are respectively provided with one retaining bulge.
According to another exemplary embodiment of the present invention, the second slot has a first portion adjacent to the third slot and a second portion adjacent to the first slot, the first portion having a larger dimension in a length direction of the end plate than the second portion such that the second slot has a convex shape; the dimension of the second portion of the second slot in the length direction of the end plate is equal to the dimension of the tool insertion slot in the terminal holding body in the transverse direction of the terminal holding body.
According to another exemplary embodiment of the present invention, a dimension of the third slot in a length direction of the end plate is equal to or larger than a dimension of the first portion of the second slot in the length direction of the end plate.
According to another exemplary embodiment of the present invention, the terminal locking member further comprises: a first side plate connected to a rear side of the end plate and perpendicular to a width direction of the end plate. A slide groove extending a predetermined length in a length direction of the end plate is formed on the first side plate, the slide groove being adapted to slidably engage with a projection on the terminal holding body to lock the terminal locking member to the terminal holding body and to allow the terminal locking member to move between a locking position and an unlocking position in a lateral direction of the terminal holding body. When the terminal lock is mounted on the terminal holding body, the length direction and the width direction of the end plate are parallel to the lateral direction and the thickness direction of the terminal holding body, respectively.
According to another exemplary embodiment of the present invention, the end plate has left and right sides opposite in a length direction thereof; the terminal locking member includes two pairs of first side plates, one pair of first side plates being connected to left and right sides of an upper side of the end plate, respectively, and the other pair of first side plates being connected to left and right sides of a lower side of the end plate, respectively.
According to another exemplary embodiment of the present invention, the terminal locking member further comprises: and a second side plate connected to a left side of the end plate and extending rearward in a thickness direction of the end plate. And a locking protrusion protruding along the length direction of the end plate is formed on the inner side surface of the second side plate, and the locking protrusion is used for matching with the concave part on the terminal to lock the terminal in the terminal holding body.
According to the utility model discloses a further exemplary embodiment be formed with the edge on the lateral surface of second curb plate the protruding muscle that the thickness direction of end plate extends, protruding muscle is used for reducing terminal locking piece and to joining in marriage the clearance between the grafting portion of casing to prevent terminal locking piece appears rocking when using.
According to another aspect of the present invention, there is provided a terminal holding module, including: a terminal holding body having a mating end portion adapted to mate with the plug portion of the mating housing; and the terminal locking piece is sleeved on the matching end part of the terminal holding body, the terminal locking piece can move between a locking position and an unlocking position relative to the terminal holding body along the transverse direction of the terminal holding body, a matching maintaining bulge matched with the maintaining bulge on the terminal locking piece is formed on the end surface of the matching end part of the terminal holding body, and is used for maintaining the terminal locking piece at the locking position or the unlocking position, and the maintaining bulge and the matching maintaining bulge are protruded along the longitudinal direction of the terminal holding body.
According to another exemplary embodiment of the present invention, a mating insertion groove corresponding to the first groove hole in the end plate is formed on an end surface of the mating end portion of the terminal holding body to allow a mating terminal to be inserted into the terminal holding body via the first groove hole and the mating insertion groove.
According to another exemplary embodiment of the present invention, a tool insertion groove corresponding to the second groove hole in the end plate is further formed on the end surface of the mating end portion of the terminal holding body to allow an unlocking tool for unlocking the elastic locking piece on the terminal to be inserted into the terminal holding body via the second groove hole and the tool insertion groove.
According to another exemplary embodiment of the present invention, a protrusion slidably engaged with the slide groove of the terminal locking member is formed on an outer side surface of the mating end portion of the terminal holding body, for locking the terminal locking member to the terminal holding body and allowing the terminal locking member to move between a locking position or an unlocking position in a lateral direction of the terminal holding body.
According to another exemplary embodiment of the present invention, when the terminal locking member is moved to the locking position, the boss is moved to one end of the slide groove and abuts against an inner side surface of one end of the slide groove; and when the terminal locking piece moves to the unlocking position, the projection moves to the other end of the slide groove and abuts against the inner side face of the other end of the slide groove.
According to another exemplary embodiment of the present invention, the terminal holding body has upper and lower sides opposed in a thickness direction thereof and left and right sides opposed in a lateral direction thereof; wall recesses adapted to be engaged with the first side plate on the terminal locking piece are formed on both left and right sides of an upper side face and a lower side face of the mating end portion of the terminal holding body, respectively, and the protrusions are formed on bottom faces of the wall recesses.
According to another exemplary embodiment of the present invention, an opening is formed on a left side face of the mating end portion of the terminal holder to allow a locking projection on the terminal locking member to enter into the terminal holder via the opening and engage with a recess on the terminal.
According to another exemplary embodiment of the present invention, the terminal holding body includes a peripheral wall surrounding the mating end portion, a gap allowing the insertion portion of the mating housing to be inserted is formed between the peripheral wall and the mating end portion.
According to another exemplary embodiment of the present invention, a first groove and a second groove are formed on an end surface of a mating end portion of the terminal holder, the mating holding projection being located between the first groove and the second groove; when the terminal locking piece moves to the locking position, the retaining protrusion on the terminal locking piece enters the first groove and abuts against one side of the corresponding retaining protrusion; when the terminal lock is moved to the unlocked position, the retention projection on the terminal lock enters the second recess and abuts against the other side of the mating retention projection.
According to another aspect of the present invention, there is provided a connector, including: a housing; and the aforementioned terminal holding module mounted in the housing.
According to an exemplary embodiment of the present invention, the connector further comprises: a terminal mounted in the terminal holder. The terminal includes: a terminal body formed with a recess adapted to engage with the locking projection on the terminal locking piece; and an elastic locking piece mounted on the terminal body and locked to the terminal holding body.
According to another aspect of the present invention, there is provided a connector assembly, comprising: the aforementioned connector; and a mating connector adapted to mate with the connector. The mating connector includes: a mating housing adapted to mate with a housing and a terminal holding body of the connector; and a mating terminal mounted in the mating housing and adapted to be inserted into the terminal holding body to be mated with the terminal.
In the aforementioned respective exemplary embodiments according to the present invention, the holding projection on the terminal locking member and the mating holding projection on the terminal holding body are both projected in the longitudinal direction of the terminal holding body, and therefore, the thickness of the terminal holding body is not increased, so that the thickness of the terminal holding body can be reduced.
Other objects and advantages of the present invention will become apparent from the following description of the invention, which is made with reference to the accompanying drawings, and can help to provide a thorough understanding of the present invention.
Drawings
Fig. 1 shows a schematic perspective view of a connector according to an exemplary embodiment of the present invention;
fig. 2 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention;
fig. 3 shows an assembly schematic view of a terminal holder and a terminal lock of a connector according to an exemplary embodiment of the present invention, wherein the terminal lock is in a locked position engaged with a terminal;
fig. 4 shows an exploded schematic view of a terminal holder and a terminal lock of a connector according to an exemplary embodiment of the present invention;
fig. 5 shows a schematic perspective view of a terminal lock of a connector according to an exemplary embodiment of the present invention, viewed from the front side;
fig. 6 shows a schematic perspective view of a terminal lock of a connector according to an exemplary embodiment of the present invention, viewed from the rear side;
fig. 7 shows a perspective view of a terminal lock and a terminal of a connector according to an exemplary embodiment of the present invention, wherein the terminal lock is in a locked position engaging the terminal;
fig. 8 shows a perspective view of a terminal holding module of a connector aligned with a mating housing of a mating connector according to an exemplary embodiment of the present invention;
fig. 9 shows an assembly schematic of a terminal holder and a terminal lock of a connector according to an exemplary embodiment of the invention, wherein the terminal lock is in an unlocked position separated from the terminal;
fig. 10 shows a schematic perspective view of a terminal lock and a terminal of a connector according to an exemplary embodiment of the invention, where the terminal lock is in an unlocked position separated from the terminal.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of the embodiments of the present invention with reference to the drawings is intended to explain the general inventive concept and should not be construed as limiting the invention.
Furthermore, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in diagram form to simplify the drawing.
According to one general technical concept of the present invention, there is provided a terminal locking member adapted to be mounted on a terminal holder body for locking a terminal in the terminal holder body. The terminal locking piece includes: an end plate has a front side and a rear side opposed in a thickness direction thereof. A retaining projection projecting in the thickness direction of the end plate is formed on the rear side of the end plate for engaging with a mating retaining projection on a terminal retaining body to retain the terminal locking piece in a locking position or an unlocking position. When the terminal lock member is mounted on the terminal holding body, the holding projection and the mating holding projection project in the longitudinal direction of the terminal holding body, and the thickness direction of the end plate is parallel to the longitudinal direction of the terminal holding body.
According to another general technical concept of the present invention, there is provided a terminal holding module, including: a terminal holding body having a mating end portion adapted to mate with the plug portion of the mating housing; and the terminal locking piece is sleeved on the matching end part of the terminal holding body, the terminal locking piece can move between a locking position and an unlocking position relative to the terminal holding body along the transverse direction of the terminal holding body, a matching maintaining bulge matched with the maintaining bulge on the terminal locking piece is formed on the end surface of the matching end part of the terminal holding body, and is used for maintaining the terminal locking piece at the locking position or the unlocking position, and the maintaining bulge and the matching maintaining bulge are protruded along the longitudinal direction of the terminal holding body.
According to another general technical concept of the present invention, there is provided a connector, including: a housing; and the aforementioned terminal holding module mounted in the housing.
According to another general technical concept of the present invention, there is provided a connector assembly, including: the aforementioned connector; and a mating connector adapted to mate with the connector. The mating connector includes: a mating housing adapted to mate with a housing and a terminal holding body of the connector; and a mating terminal mounted in the mating housing and adapted to be inserted into the terminal holding body to be mated with the terminal.
Fig. 1 shows a schematic perspective view of a connector according to an exemplary embodiment of the present invention; fig. 2 shows a longitudinal cross-sectional view of a connector according to an exemplary embodiment of the present invention.
As shown in fig. 1 and 2, in the illustrated embodiment, the connector mainly includes a housing 1, a terminal holding body 2, a terminal 3, a terminal lock 4, a shield shell 5, a shield connection member 6, and a cable 10. The terminal holding body 2 is mounted in the housing 1. The terminal 3 is inserted into the terminal holding body 2. The shield case 5 is fitted over the terminal holder 2. The conductor 11 exposed at the end of the cable 10 extends into the terminal holding body 2 and is electrically connected to one end 31 of the terminal 3. One end of the shielding connector 6 is sleeved on the shielding shell 5, and the other end is pressed on the shielding layer 12 of the cable 10 for electrically connecting the shielding shell 5 to the shielding layer 12 of the cable. A terminal lock member 4 is mounted on an end portion of the terminal holding body 2 for holding the terminal 3 in the terminal holding body 2. The terminal lock member 4 is movable between a lock position engaging with the terminal 3 and an unlock position disengaging from the terminal 3.
Fig. 3 shows an assembly schematic view of the terminal holder body 2 and the terminal lock 4 of the connector according to an exemplary embodiment of the present invention, in which the terminal lock 4 is in a locked position engaging with the terminal 3; fig. 4 shows an exploded schematic view of the terminal holder 2 and the terminal lock 4 of the connector according to an exemplary embodiment of the present invention; fig. 5 shows a perspective view of the terminal locking piece 4 of the connector according to an exemplary embodiment of the present invention, as viewed from the front side; fig. 6 shows a schematic perspective view of the terminal locking piece 4 of the connector according to an exemplary embodiment of the present invention, viewed from the rear side;
fig. 7 shows a perspective view of the terminal locking piece 4 and the terminal 3 of the connector according to an exemplary embodiment of the present invention, in which the terminal locking piece 4 is in a locked position engaging with the terminal 3.
As shown in fig. 1 to 7, in the illustrated embodiment, the terminal lock 4 is adapted to be mounted on the terminal holding body 2 for locking the terminal 3 in the terminal holding body 2, the terminal lock 4 mainly includes an end plate 40. The end plate 40 has a front side and a rear side opposite in its thickness direction. A retaining projection 42 projecting in the thickness direction of the end plate 40 is formed on the rear side surface of the end plate 40. The holding projection 42 is for engaging with the mating holding projection 22 on the terminal holding body 2 to hold the terminal lock 4 in the lock position or the unlock position.
As shown in fig. 1 to 7, in the illustrated embodiment, when the terminal lock 4 is mounted on the terminal holding body 2, the holding projection 42 and the mating holding projection 22 project in the longitudinal direction Y of the terminal holding body 2, and the thickness direction of the end plate 40 is parallel to the longitudinal direction Y of the terminal holding body 2.
As shown in fig. 1 to 7, in the illustrated embodiment, the end plate 40 of the terminal locking member 4 has upper and lower sides opposed in its width direction, and the end plate 40 has: a first slot 4a, two second slots 4b and two third slots 4c. The first groove hole 4a extends in the length direction and the width direction of the end plate 40 and penetrates the end plate 4 in the thickness direction for corresponding to the mating insertion groove 2a on the terminal holding body 2. The two second groove holes 4b are respectively located above and below the first groove hole 4a and penetrate through the end plate 4 in the thickness direction, for respectively corresponding to the two tool insertion grooves 2b on the terminal holding body 2. The two third slots 4c are respectively located on the upper and lower sides of the end plate 40 and communicate with the two second slots 4 b. The two second slots 4b and the two third slots 4c divide the upper and lower two elastic beams 420 into the end plate 40, and a retaining projection 42 is formed on each of the rear side surfaces of the middle portions of the two elastic beams 420.
As shown in fig. 1 to 7, in the illustrated embodiment, the second slot 4b of the end plate 40 has a first portion 4b' adjacent to the third slot 4c and a second portion 4b ″ adjacent to the first slot 4 a. The first portion 4b' of the second slot 4b has a larger dimension in the length direction of the end plate 40 than the second portion 4b "so that the second slot 4b has a convex shape. The dimension of the second portion 4b ″ of the second slot hole 4b in the length direction of the end plate 40 is equal to the dimension of the tool insertion groove 2b in the terminal holding body 2 in the lateral direction X of the terminal holding body 2.
As shown in fig. 1 to 7, in the illustrated embodiment, the dimension of the third slot 4c in the end plate 40 in the length direction of the end plate 40 is equal to or greater than the dimension of the first portion 4b' of the second slot 4b in the length direction of the end plate 40.
As shown in fig. 1 to 7, in the illustrated embodiment, the terminal lock 4 further includes a first side plate 410. The first side plate 410 is connected to the rear side of the end plate 40 and is perpendicular to the width direction of the end plate 40. A chute 41 extending a predetermined length in the longitudinal direction of the end plate 40 is formed on the first side plate 410. The slide groove 41 is adapted to slidably engage with the boss portion 21 on the terminal holding body 2 to lock the terminal lock member 4 to the terminal holding body 2 and to allow the terminal lock member 4 to move between a lock position or an unlock position in the lateral direction X of the terminal holding body 2. When the terminal lock 4 is mounted on the terminal holding body 2, the length direction and the width direction of the end plate 40 are parallel to the lateral direction X and the thickness direction Z of the terminal holding body 2, respectively.
As shown in fig. 1 to 7, in the illustrated embodiment, the end plate 40 has left and right sides opposite in a length direction thereof. The terminal lock 4 includes two pairs of first side plates 410. A pair of first side plates 410 are connected to left and right sides of the upper side of the end plate 40, respectively, and the other pair of first side plates 410 are connected to left and right sides of the lower side of the end plate 40, respectively.
As shown in fig. 1 to 7, in the illustrated embodiment, the terminal lock member 4 further includes a second side plate 430. The second side plate 430 is connected to the left side of the end plate 40 and extends rearward in the thickness direction of the end plate 40. A locking protrusion 432 protruding in a length direction of the end plate 40 is formed on an inner side surface of the second side plate 430. The locking projection 432 is adapted to cooperate with the recess 302 on the terminal 3 to lock the terminal 3 in the terminal holder 2.
Fig. 8 shows a perspective view of the alignment of the terminal holding module of the connector with the mating housing 100 of the mating connector according to an exemplary embodiment of the present invention.
As shown in fig. 1 to 8, in the illustrated embodiment, a convex rib 431 extending in the thickness direction of the end plate 40 is formed on the outer side surface of the second side plate 430 of the terminal lock member 4. The protruding rib 431 serves to reduce the gap between the terminal lock member 4 and the mating housing 100 at the mating part 110 to prevent the terminal lock member 4 from shaking during use.
Fig. 9 shows an assembly schematic view of the terminal holder 2 and the terminal lock 4 of the connector according to an exemplary embodiment of the present invention, in which the terminal lock 4 is in an unlocked position separated from the terminal 3; fig. 10 shows a perspective view of the terminal locking piece 4 and the terminal 3 of the connector according to an exemplary embodiment of the present invention, in which the terminal locking piece 4 is in an unlocked position separated from the terminal 3.
As shown in fig. 1 to 10, in an exemplary embodiment of the present invention, a terminal holding module is also disclosed. The terminal holding module mainly includes: a terminal holding body 2 and a terminal lock 4. The terminal holding body 2 has a mating end portion 20 adapted to mate with the mating part 110 on the mating housing 100. The terminal lock member 4 is fitted over the mating end portion 20 of the terminal holding body 2. The terminal lock 4 is movable relative to the terminal holding body 2 between a lock position and an unlock position in a transverse direction X of the terminal holding body 2. A mating holding projection 22 for holding the terminal lock 4 in the locked position or the unlocked position is formed on an end surface of the mating end portion 20 of the terminal holding body 2 to be mated with the holding projection 42 on the terminal lock 4. The holding projection 42 and the mating holding projection 22 project in the longitudinal direction Y of the terminal holding body 2.
As shown in fig. 1 to 10, in the illustrated embodiment, a mating insertion groove 2a corresponding to the first slot hole 4a on the end plate 4 is formed on the end surface of the mating end portion 20 of the terminal holding body 2 to allow a mating terminal of a mating connector to be inserted into the terminal holding body 2 via the first slot hole 4a and the mating insertion groove 2a and to be mated with the terminal 3.
As shown in fig. 1 to 10, in the illustrated embodiment, a tool insertion groove 2b corresponding to the second slot hole 4b on the end plate 4 is further formed on the end surface of the mating end portion 20 of the terminal holding body 2 to allow an unlocking tool (not illustrated) for unlocking the elastic locking piece 301 on the terminal 3 to be inserted into the terminal holding body 2 via the second slot hole 4b and the tool insertion groove 2b. In this way, the elastic locking piece 301 can be pushed to the unlocking position separated from the terminal holding body 2 by the inserted unlocking tool. In the illustrated embodiment, the terminal 3 can be pulled out of the terminal holding body 2 only when both the terminal locking piece 4 and the elastic locking piece 301 are moved to the unlocking position.
As shown in fig. 1 to 10, in the illustrated embodiment, a convex portion 21 that is slidably fitted to a slide groove 41 on the terminal holding body 4 is formed on an outer side surface of the mating end portion 20 of the terminal holding body 2 for locking the terminal holding body 4 to the terminal holding body 2 and allowing the terminal holding body 4 to move between a locking position or an unlocking position in a lateral direction X of the terminal holding body 2. The boss portion 21 slides along the slide groove 41 when the terminal lock member 4 moves between the lock position or the unlock position in the lateral direction X of the terminal holding body 2.
As shown in fig. 1 to 10, in the illustrated embodiment, when the terminal lock member 4 is moved to the lock position, the boss portion 21 is moved to one end of the slide groove 41 and abuts against the inner side face of one end of the slide groove 41. When the terminal lock 4 is moved to the unlock position, the boss portion 21 is moved to the other end of the slide groove 41 and abuts on the inner side face of the other end of the slide groove 41.
As shown in fig. 1 to 10, in the illustrated embodiment, the terminal holding body 2 has upper and lower sides opposed in a thickness direction Z thereof and left and right sides opposed in a lateral direction X thereof. Wall recesses 210 adapted to be engaged with the first side plate 410 on the terminal lock 4 are formed on the left and right sides of the upper and lower sides of the mating end 20 of the terminal holding body 2, respectively, and protrusions 21 are formed on the bottom surfaces of the wall recesses 210.
As shown in fig. 1 to 10, in the illustrated embodiment, an opening 201 is formed on the left side surface of the mating end portion 20 of the terminal holder 2 to allow the locking projection 432 on the terminal lock 4 to enter the terminal holder 2 via the opening 201 and engage with the recess 302 on the terminal 3.
As shown in fig. 1 to 10, in the illustrated embodiment, the terminal holding body 2 includes an outer peripheral wall 23 surrounding the mating end 20, and a gap allowing insertion of the mating insertion part 110 of the mating housing 100 is formed between the outer peripheral wall 23 and the mating end 20.
As shown in fig. 1 to 10, in the illustrated embodiment, a first groove 22a and a second groove 22b are formed on an end surface of the mating end portion 20 of the terminal holding body 2. The mating retention projection 22 is located between the first recess 22a and the second recess 22b. When the terminal lock piece 4 is moved to the lock position, the holding projection 42 on the terminal lock piece 4 enters the first groove 22a and abuts on one side of the mating holding projection 22. When the terminal lock member 4 is moved to the unlock position, the retaining projection 42 on the terminal lock member 4 enters the second groove 22b and abuts on the other side of the mating retaining projection 22.
As shown in fig. 1 to 10, in an exemplary embodiment of the present invention, there is also disclosed a connector mainly including: a housing 1, the aforementioned terminal holding module and terminals 3. The terminal holding module is mounted in the housing 1. The terminal 3 is mounted in the terminal holding body 2.
As shown in fig. 1 to 10, in the illustrated embodiment, the terminal 3 includes: a terminal body 30 and an elastic locking piece 301. A recess 302 adapted to engage with the locking projection 432 on the terminal locking member 4 is formed on the terminal body 30. The elastic locking piece 301 is mounted on the terminal body 30 and locked to the terminal holding body 2.
As shown in fig. 1 to 10, in an exemplary embodiment of the present invention, there is also disclosed a connector assembly, which mainly includes: the connector and a mating connector that mates with the connector. This mating connector mainly includes: a mating housing 100 and a mating terminal (not shown). The mating housing 100 is adapted to be mated with the housing 1 and the terminal holding body 2 of the connector. The mating terminal is mounted in the mating housing 100 and adapted to be inserted into the terminal holding body 2 to be mated with the terminal 3.
It is understood by those skilled in the art that the above-described embodiments are exemplary and can be modified by those skilled in the art, and that the structures described in the various embodiments can be freely combined without conflict in structure or principle, and that such modifications are intended to fall within the scope of the present invention.
Although the present invention has been described in connection with the accompanying drawings, the embodiments disclosed in the drawings are intended to exemplify preferred embodiments of the present invention, and should not be construed as limiting the present invention.
Although a few embodiments of the present general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the appended claims and their equivalents.
It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude a plurality. Additionally, any element numbers of the claims should not be construed as limiting the scope of the invention.
Claims (21)
1. A terminal lock adapted to be mounted on a terminal holding body for locking a terminal in the terminal holding body, the terminal lock comprising:
an end plate having a front side and a rear side opposed in a thickness direction thereof,
a holding projection projecting in a thickness direction of the end plate is formed on a rear side surface of the end plate for engaging with a mating holding projection on a terminal holding body to hold the terminal locking piece at a locking position or an unlocking position,
when the terminal lock member is mounted on the terminal holding body, the holding projection and the mating holding projection project in the longitudinal direction of the terminal holding body, and the thickness direction of the end plate is parallel to the longitudinal direction of the terminal holding body.
2. A terminal lock according to claim 1, wherein:
the end plate has upper and lower sides opposed in a width direction thereof, and has:
the first slotted hole extends along the length direction and the width direction of the end plate, penetrates through the end plate along the thickness direction and is used for corresponding to a matching slot on the terminal holding body;
a second slot hole which is arranged adjacent to the first slot hole, penetrates through the end plate along the thickness direction and is used for corresponding to a tool slot on the terminal holding body; and
a third slot hole positioned on the side surface of the end plate and communicated with the second slot hole,
the second and third slots divide an elastic beam on the end plate, the holding projection being formed on a rear side surface of the elastic beam.
3. A terminal lock according to claim 2, wherein:
the end plate has:
two second slotted holes which are respectively positioned above and below the first slotted hole, penetrate through the end plate along the thickness direction and are respectively corresponding to two tool slots on the terminal holding body; and
two third slotted holes respectively positioned on the upper side surface and the lower side surface of the end plate and respectively communicated with the two second slotted holes,
the two second slots and the two third slots divide the end plate into an upper elastic beam and a lower elastic beam, and the retaining protrusions are respectively formed on the rear side surfaces of the middle parts of the two elastic beams.
4. A terminal lock according to claim 2, wherein:
the second slot has a first portion adjacent to the third slot and a second portion adjacent to the first slot, the first portion having a larger dimension in the length direction of the end plate than the second portion such that the second slot is in a convex shape;
the dimension of the second portion of the second slot in the length direction of the end plate is equal to the dimension of the tool insertion slot in the terminal holding body in the transverse direction of the terminal holding body.
5. A terminal lock according to claim 2, wherein:
the dimension of the third slot in the length direction of the end plate is equal to or greater than the dimension of the first portion of the second slot in the length direction of the end plate.
6. A terminal lock according to any one of claims 1-5, further comprising:
a first side plate connected to a rear side of the end plate and perpendicular to a width direction of the end plate,
a slide groove extending a predetermined length in a length direction of the end plate is formed on the first side plate for sliding engagement with a boss on the terminal holding body to lock the terminal lock member to the terminal holding body and to allow the terminal lock member to move between a lock position or an unlock position in a lateral direction of the terminal holding body,
when the terminal lock member is mounted on the terminal holding body, the length direction and the width direction of the end plate are parallel to the lateral direction and the thickness direction of the terminal holding body, respectively.
7. A terminal lock according to claim 6, wherein:
the end plate has left and right sides opposite in a length direction thereof;
the terminal locking member includes two pairs of first side plates, one pair of first side plates being connected to left and right sides of an upper side of the end plate, respectively, and the other pair of first side plates being connected to left and right sides of a lower side of the end plate, respectively.
8. A terminal lock according to claim 7, further comprising:
a second side plate connected to a left side of the end plate and extending rearward in a thickness direction of the end plate;
and a locking protrusion protruding along the length direction of the end plate is formed on the inner side surface of the second side plate, and the locking protrusion is used for matching with the concave part on the terminal to lock the terminal in the terminal holding body.
9. A terminal lock according to claim 8, wherein:
the outer side face of the second side plate is provided with a protruding rib extending along the thickness direction of the end plate, and the protruding rib is used for reducing a gap between the terminal locking piece and the insertion part of the opposite matching shell so as to prevent the terminal locking piece from shaking when the terminal locking piece is used.
10. A terminal retention module, comprising:
a terminal holding body having a mating end portion adapted to mate with the plug portion of the mating housing; and
the terminal lock of any one of claims 1 to 9, fitted over a mating end portion of the terminal holder,
the terminal lock member is movable relative to the terminal holding body between a lock position and an unlock position in a lateral direction of the terminal holding body,
a mating holding projection for holding the terminal locking piece at the locking position or the unlocking position is formed on an end face of the mating end portion of the terminal holding body to be engaged with the holding projection on the terminal locking piece,
the holding projection and the mating holding projection project in the longitudinal direction of the terminal holding body.
11. The terminal holding module according to claim 10, wherein:
a mating insertion groove corresponding to the first slot hole in the end plate is formed on an end surface of the mating end portion of the terminal holding body to allow a mating terminal to be inserted into the terminal holding body via the first slot hole and the mating insertion groove.
12. The terminal holding module according to claim 10, wherein:
a tool insertion groove corresponding to a second groove hole in the end plate is further formed on an end surface of the mating end portion of the terminal holding body to allow an unlocking tool for unlocking an elastic locking piece on the terminal to be inserted into the terminal holding body via the second groove hole and the tool insertion groove.
13. The terminal holding module according to claim 10, wherein:
a projection slidably fitted into a slide groove of the terminal locking member is formed on an outer side surface of the mating end portion of the terminal holding body for locking the terminal locking member to the terminal holding body and allowing the terminal locking member to move between a locking position or an unlocking position in a lateral direction of the terminal holding body.
14. The terminal-holding module according to claim 13, wherein:
when the terminal locking piece moves to the locking position, the convex part moves to one end of the sliding groove and abuts against the inner side face of one end of the sliding groove; and is provided with
When the terminal locking member is moved to the unlocking position, the projecting portion is moved to the other end of the slide groove and abuts against the inner side face of the other end of the slide groove.
15. The terminal-holding module according to claim 13, wherein:
the terminal holding body has upper and lower sides opposed in a thickness direction thereof and left and right sides opposed in a lateral direction thereof;
wall concave parts adapted to be engaged with the first side plate on the terminal lock are formed on the left and right sides of the upper and lower sides of the mating end part of the terminal holding body, respectively, and the convex parts are formed on the bottom surfaces of the wall concave parts.
16. The terminal-holding module of claim 15, wherein:
an opening is formed on a left side face of the mating end portion of the terminal holding body to allow a locking projection on the terminal lock to enter into the terminal holding body via the opening and to engage with a recess on the terminal.
17. The terminal-holding module of claim 16, wherein:
the terminal holding body includes a peripheral wall surrounding the mating end portion, and a gap allowing insertion of the insertion part of the mating housing is formed between the peripheral wall and the mating end portion.
18. The terminal holding module according to any one of claims 10 to 17, wherein:
a first groove and a second groove are formed on an end surface of a mating end portion of the terminal holding body, and the mating holding projection is located between the first groove and the second groove;
when the terminal locking piece moves to the locking position, the retaining protrusion on the terminal locking piece enters the first groove and abuts against one side of the corresponding retaining protrusion;
when the terminal lock is moved to the unlocked position, the retention projection on the terminal lock enters the second recess and abuts against the other side of the mating retention projection.
19. A connector, comprising:
a housing; and
the terminal holding module of any one of claims 10-18, mounted in the housing.
20. The connector of claim 19, further comprising a terminal,
the terminal is mounted in the terminal holding body, and includes:
a terminal body formed with a recess adapted to engage with the locking projection on the terminal locking piece; and
an elastic locking piece mounted on the terminal body and locked to the terminal holder.
21. A connector assembly, comprising:
the connector of claim 19 or 20; and
a mating connector adapted to mate with the connector,
the mating connector includes:
a mating housing adapted to mate with a housing and a terminal holding body of the connector; and
a mating terminal mounted in the mating housing adapted to be inserted into the terminal holding body to be mated with a terminal in the connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221240983.2U CN217607077U (en) | 2022-05-23 | 2022-05-23 | Terminal locking piece, terminal holding module, connector and connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221240983.2U CN217607077U (en) | 2022-05-23 | 2022-05-23 | Terminal locking piece, terminal holding module, connector and connector assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217607077U true CN217607077U (en) | 2022-10-18 |
Family
ID=83568655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221240983.2U Active CN217607077U (en) | 2022-05-23 | 2022-05-23 | Terminal locking piece, terminal holding module, connector and connector assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217607077U (en) |
-
2022
- 2022-05-23 CN CN202221240983.2U patent/CN217607077U/en active Active
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