JP2004171911A - Connector - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a connector prevented from a backlash in a connector fitting direction, and from a sliding friction of male and female terminals, capable of maintaining a reliability of electric connection for a long period, with high fitting reliability of both connector housings. <P>SOLUTION: This connector comprises a connector housing at one side 15 having a slot-shaped groove 34, a connector at the other side 35 having a crossing groove 48 communicated with the groove 34 when fitted, and a spacer 55 functioning as a regulation member inserted into a gap formed between the groove 34 and the crossing groove 48 when the connector is fitted. An elastic curved part 57a protruding in a direction of the thickness thereof is arranged at the spacer 55. The spacer 55 is composed of a coupling member 56, and a pair of insertion parts 57, 57 stretching in crossing at both ends of the coupling member 56. It is effective if a spacer housing part housing the spacer 55 is installed at the connector housing 15 on one side. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a connector that prevents rattling between a device-side connector housing and a movable-side connector housing in a fitted state, for example.
[0002]
[Prior art]
BACKGROUND ART Conventionally, as shown in FIGS. 7 and 8, as a conventional technique related to this type of connector (for example, Patent Documents 1 and 2).
[0003]
FIG. 7 (Patent Document 1) shows a connector 80 in which rattling of both connector housings 81 and 86 due to a dimensional difference between the male connector housing 81 and the female connector housing 86 is prevented. The male connector housing 81 includes a housing main body 82 fitted into the peripheral wall 87 and a hood 85 surrounding the front half of the housing main body 82. A rib 83 is provided on the outer wall of the housing main body 82 at a position corresponding to the groove 88. The rib 83 has a rectangular cross section, and the flat surface facing vertically is a contact surface with the groove 88.
[0004]
A groove 88 extending in the connector fitting direction is formed inside the peripheral wall 87 of the female connector housing 86. The groove 88 has a rectangular cross section, and the flat surface facing up and down is a contact surface with the rib 83.
[0005]
When the connector housings 81 and 86 are fitted together, the housing main body 82 is fitted inside the peripheral wall 87. At the same time, the ribs 83 of the housing main body 82 are engaged with the grooves 88 of the peripheral wall 87, and the two contact surfaces abut on each other in a direction orthogonal to the connector fitting. This abutment prevents rattling of both connector housings 81, 86.
[0006]
FIG. 8 (Patent Literature 2) shows a connector 90 in which a cylindrical elastic member 95 is fitted into a male connector housing 91 to improve the waterproofness of both connector housings 91 and 97 and prevent rattling. It is shown. The male connector housing 91 is provided with a housing main body 92 and a hood 94 surrounding the front half of the housing main body 92. A flange-shaped restricting portion 93 is provided at the base of the housing main portion 92.
[0007]
A lip 95a is formed at the front of the cylindrical elastic member 95 so as to be in close contact with the inner wall surface of the peripheral wall 98 of the female connector housing 97, and a flange 95b is at the rear thereof which is in close contact with the regulating portion 93 of the male connector housing 91. Is formed.
[0008]
The female connector housing 97 is provided with a cylindrical peripheral wall 98 that receives the housing main body 92 of the male connector housing 91. A step portion 98 a that is in contact with the front end surface of the cylindrical elastic member 95 is provided on the inner side of the peripheral wall 98.
[0009]
When the two connector housings 91 and 97 are fitted together, the cylindrical elastic member 95 is compressed between the stepped portion 98a and the regulating portion 93, so that the waterproofness of the two connector housings 91 and 97 is increased and rattling is prevented. It is supposed to be.
[0010]
[Patent Document 1]
JP 2001-283966 A (page 3-4, FIG. 2)
[Patent Document 2]
JP-A-8-45601 (page 2-3, FIG. 1)
[0011]
[Problems to be solved by the invention]
However, the conventional connectors 80 and 90 have the following problems to be solved.
[0012]
The connector 80 shown in the first conventional example can prevent rattling perpendicular to the connector fitting direction, but cannot completely prevent rattling in the connector fitting direction. There is.
[0013]
The rattling of the connector 80 is caused by the vibration of the vehicle body or the engine due to the vibration of the engine and the vibration of the vehicle body panel or device, and the vibration is transmitted to the connector 80. This is likely to occur on directly attached connectors.
[0014]
If rattling occurs in the connector mating direction, the male and female terminals in the electrically connected state will slide and wear, the contact area of the electrical contact portion will decrease, the contact resistance will increase, and the contact reliability will be impaired. There is also.
[0015]
In the connector 90 shown in the second conventional example, since the urging means of the connector housings 91 and 97 depend on the amount of compression of the cylindrical elastic member 95, the connector housings 91 and 97 and the cylindrical elastic There is a problem that dimensional management of the member 95 is troublesome.
[0016]
In addition, since the inner surface of the peripheral wall 98 of the female connector housing 97 slides on the lip 95a of the cylindrical elastic member 95, the fitting force between the connector housings 91 and 97 is increased, and there is a problem that the workability of the fitting is not good.
[0017]
Further, since both connector housings 91 and 97 are resin molded products, they shrink or warp after resin molding, causing variations in various dimensions after molding, and the amount of compression may be too small or too large. . In particular, if the compression amount is excessively large, the connector housings 91 and 97 cannot be pushed into the regular fitting position, and the connector 90 may be used in a half-fitted state.
[0018]
In view of the above, the present invention can prevent rattling in the connector fitting direction, prevent sliding wear of the male and female terminals, and maintain the reliability of the electrical connection for a long time. It is another object of the present invention to provide a connector having high reliability of fitting between both connector housings.
[0019]
[Means for Solving the Problems]
In order to achieve the above object, the invention according to claim 1 is characterized in that one connector housing provided with a slot-like groove and the other connector housing provided with a cross groove communicating with the groove when the connector is fitted. And a spacer which is inserted into a gap formed by the groove and the crossing groove when the connector is fitted, and serves as a rattling control member.
According to the above configuration, when the two connector housings are fitted to each other, a gap is formed by intersecting the groove provided in one connector housing and the cross groove provided in the other connector housing, and a spacer is formed in the gap. When the connector is inserted, the gap is expanded and the connector housings are urged in the connector fitting direction. Further, the two connector housings in the fitted state are restrained from moving in the connector fitting direction by the spacer.
[0020]
According to a second aspect of the present invention, in the connector according to the first aspect, a spacer accommodating portion for accommodating the spacer is provided in the one connector housing.
According to the above configuration, since the spacer for properly fitting the two connector housings without play is accommodated in the spacer accommodating portion of the connector housing, the spacer is not exposed to the outside and interference from the outside is prevented. The spacer is protected.
[0021]
According to a third aspect of the present invention, in the connector according to the first or second aspect, the spacer is provided with a springy curved portion projecting in a thickness direction of the spacer.
According to the above configuration, the spacer elastically deformable in the plate thickness direction is inserted into the gap between the groove and the cross groove, so that the spring force of the spacer urges both connector housings in the connector fitting direction. Further, the vibration of the vehicle or the device is attenuated and absorbed by the spacer. Further, the spacer can be inserted into the gap with a low insertion force.
[0022]
According to a fourth aspect of the present invention, in the connector according to any one of the first to third aspects, the spacer includes a connecting portion and a pair of insertion portions intersecting at both ends of the connecting portion. It is characterized by having.
According to the above configuration, since the pair of insertion portions is connected to the connecting portion, the pair of insertion portions can be simultaneously inserted on both sides of both connector housings by a single insertion operation of the spacer. Since a pair of insertion portions is provided, both connector housings are urged strongly with a double force in a balanced manner in the connector fitting direction. When the spacer is inserted into both connector housings, the connecting portion comes into contact with the wall of one connector housing, and positioning in the spacer insertion direction is performed.
[0023]
According to a fifth aspect of the present invention, in the connector according to any one of the first to fourth aspects, a locking portion is provided on the spacer, and the locking portion is engaged with the one connector housing. It is characterized in that a temporary engagement portion and a full engagement portion are provided.
According to the above configuration, the fitting operation of the two connector housings is performed after the locking portion of the spacer is temporarily locked to the temporary engagement portion, and the spacer is inserted again deeply so that the locking portion is fully engaged. It is fully locked to the engaging portion.
[0024]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, specific examples of the embodiments of the present invention will be described in detail with reference to the drawings.
1 to 3 show a first embodiment of a connector according to the present invention.
[0025]
As shown in FIG. 1, this connector 10 is a male connector housing (one connector housing) made of a synthetic resin material having a housing main body portion 17 (FIG. 3) as a terminal accommodating portion and a hood portion 20 covering the outside thereof. ) 15, a female connector housing (the other connector housing) 35 having a substantially annular peripheral wall 38 inserted into a substantially annular space formed by the housing main body portion 17 and the hood portion 20; A pair of upright walls 33, 33 facing each other are provided substantially at the longitudinal center of both side walls 30, 30 of the male connector housing 15, respectively. A slot-like groove 34 is formed between the pair of upright walls 33, 33, and the two side walls 45, 45 of the female connector housing 35 are substantially in the longitudinal direction. Cross groove 48 is provided between a groove 34 at the connector mating with cross grooves 48 in which the first, characterized in that the spacer 55 is inserted into the gap 50 (FIG. 2) that communicates.
[0026]
The groove 34 provided in the male connector housing 15 extends straight in a direction perpendicular to the connector fitting direction, and the cross groove 48 provided in the female connector housing 35 is also perpendicular to the connector fitting direction. It extends straight in the direction. For this reason, as shown in FIG. 2, when the spacer 55 is inserted into the gap 50 formed by the groove 34 and the cross groove 48 in the connector fitted state, the spacer 55 contacts the groove wall surfaces 34a, 48a (FIG. 1). The two connector housings 15 and 35 are urged in the connector fitting direction so that the displacement of the connector fitting position is absorbed, and the play in the connector fitting direction is regulated.
[0027]
The position where the groove 34 communicates with the cross groove 48 changes depending on the connector fitting state. For example, when the position where the groove 34 communicates with the cross groove 48 is on the rear side of the male connector housing 15, The insertion of the spacer 55 urges the two connector housings 15 and 35 away from each other. On the other hand, when the position where the groove 34 and the cross groove 48 communicate with each other is on the front side of the male connector housing 15, , 35 are biased in the approaching direction.
[0028]
That is, the connector housings 15 and 35 are urged by the spacer 55 regardless of the position where the groove 34 and the cross groove 48 communicate with each other, and the displacement of the connector fitting position is absorbed, and the rattling is eliminated. It is supposed to be.
[0029]
In addition, the concept of front and rear in the specification is that the fitting direction of both connector housings 15 and 35 is the front side, and the direction opposite to the fitting is the rear side. The male connector housing 15 refers to a connector housing in which the female terminals 16 are accommodated, and the female connector housing 35 refers to a connector housing in which the male terminals 36 are accommodated.
[0030]
The spacer 55 is a leaf spring having a curved portion 57a that can be elastically deformed in the plate thickness direction, and is formed from a metal material such as spring steel or stainless steel. In particular, in order to enhance the corrosion resistance of the spacer, it is preferable to apply zinc plating or chromate treatment or to apply electrodeposition cationic coating.
[0031]
As shown in FIG. 2, by using the spacer 55 having the spring property, the gap 50 formed between the groove 34 and the cross groove 48 is expanded by the spring force, and the connector housings 15 and 35 are moved in the connector fitting direction. (Or in the opposite direction of the connector fitting). Even if the connector 10 directly attached to the device vibrates together with the vehicle or the device, the vibration is attenuated and absorbed, and the sliding wear of the male and female terminals 16, 36 is prevented. It has become. In addition to this, the spacer 55 can be inserted with a low insertion force, and assembling workability of the connector is improved.
[0032]
The spacer 55 includes a flat connection portion 56 and a pair of insertion portions 57 connected to both ends of the connection portion 56 in the orthogonal direction and protruding in the same direction. 50.
[0033]
By connecting the pair of insertion portions 57, 57 to the connecting portion 56, both connector housings 15, 35 are urged in a well-balanced and strongly urged manner in the connector fitting direction. The pair of insertion portions 57, 57 can be simultaneously inserted on both sides in the width direction of the spacers 15, 35, and the insertion workability of the spacer 55 is improved. Since the connecting portion 56 is formed flat, it is possible to reach a finger when inserting the spacer 55, it becomes easy to insert the spacer 55, and the operability of inserting the spacer 55 can be improved. . When the spacer 55 is inserted, the connecting portion 56 comes into contact with the frame wall 25 of the hood portion 20, and positioning in the spacer insertion direction is performed.
[0034]
The female connector housing 35 is a fixed-side housing that is directly attached to the equipment panel 47 of the automobile, and the male terminal 36 connected to the equipment is housed inside the peripheral wall 38. A tab-shaped electric contact portion is integrally formed on the distal end side of the male terminal 36 so as to protrude.
[0035]
The peripheral wall 38 includes upper and lower walls 40 and 43 facing each other formed in a substantially flat shape, and both side walls 45 and 45 connected to the upper and lower walls 40 and 43 and formed in a curved shape. A locking projection 41 for primary locking (secondary locking is performed by the spacer 55) of the fitting state of the two connector housings 15 and 35 is protrudingly provided at the center in the width direction on the distal end side of the upper wall 40. I have. The locking projection 41 has a triangular cross section, and has a slope 41a formed on the tip end side, and a vertical locking surface 41b formed through a flat surface following the slope 41a. The inclined surface 41a is a slope on which a locking hole (not shown) of the male connector housing 15 rides, and the vertical locking surface 41b is a locking surface on which an edge of the locking hole is locked.
[0036]
Guide ribs 46, 46 are provided on both side walls 45 in the connector fitting direction. The guide rib 46 has a rectangular cross section, and has contact surfaces 46a, 46a formed above and below. The guide ribs 46 are slidably engaged with guide grooves 31 (FIG. 2) formed on both side walls 30, 30 of the hood portion 20 of the male connector housing 15, so that the connector fitting operation is guided. I have. The upper and lower abutment surfaces 46a, 46a abut against the two groove wall surfaces 31a, 31a of the guide groove 31, so that the two connector housings 15, 35 do not rattle in the vertical direction Y. The vertical direction Y changes depending on the direction in which the connector 10 is used. However, in this specification, the vertical direction Y is defined as the insertion direction of the spacer 55, and the front-rear direction X is defined as the connector fitting direction.
[0037]
A guide rib 44 is also formed at the center of the lower wall 43 in the width direction. The guide rib 44 engages with the guide groove 28 formed in the lower wall 27 of the hood portion 20, the two contact surfaces 44a, 44a contact the two groove wall surfaces 28a, 28a of the guide groove 28, and the left and right directions Z There is no rattling. That is, due to the three guide ribs 46, 46, 44 provided on the side walls 45, 45 and the lower wall 43, the two connector housings 15, 35 do not rattle in the direction orthogonal to the connector fitting direction. It has become. Although the left-right direction Z also changes depending on the direction in which the connector 10 is used, in this specification, it is defined as the direction in which the pair of insertion portions 57 of the spacer 55 are arranged.
[0038]
At the middle of the left and right guide ribs 46, 46 in the longitudinal direction, there is provided an intersecting groove 48 dividing the guide ribs 46, 46 into two. The cross groove 48 is formed in a substantially U-shaped cross section from the groove wall surface 48a and the groove bottom surface 48b. The two groove wall surfaces 48a are perpendicular to the connector fitting direction, and can contact any one of the front and back surfaces of the spacer 55 inserted from above.
[0039]
The male connector housing 15 corresponds to a movable connector housing with respect to the directly mounted female connector housing 35 on the device side, and the female terminal 16 (FIG. 3) connected to the electric wire 51 has a housing main body 17 serving as a terminal housing. Is housed in A box-shaped electric contact portion (not shown) for receiving the tab-shaped electric contact portion (not shown) of the male terminal 36 is formed on the distal end side of the female terminal 16.
[0040]
As shown in FIG. 3, the housing main body 17 fitted into the connector fitting chamber 39 inside the peripheral wall 38 of the female connector housing 35 has a terminal accommodating chamber 18 therein, and the female terminal 16 is not shown. It is designed to be locked by a locking lance. The hood portion 20 which is connected to the base side of the housing main body portion 17 and covers the housing main body portion 17 is composed of upper and lower walls 23 and 27, and both side walls 30 and 30 which are connected to the upper and lower walls 23 and 27 and are formed in a curved shape. ing. At the rear end of the hood portion 20, a cylindrical wall 21 (FIG. 1) for waterproofing the end of the electric wire 51 is provided.
[0041]
At the rear end of the upper wall 23, at the center in the width direction, a lock arm 24 for temporarily locking the fitted state of the connector housings 15 and 35 is provided so as to project therefrom. A locking hole (not shown) is formed on the distal end side of the lock arm 24 so as to be engaged with the locking projection 41 of the female connector housing 35.
[0042]
The locking hole engages with the locking projection 41 so that the connector housings 15 and 35 are locked. Further, in the connector 10 of the present invention, the spacer 55 has the connector housings 15 and 35. , So that it is secondarily locked. That is, the spacer 55 has both a role and an action as a rattling control member and a role and an action as a secondary locking member.
[0043]
An operation portion 24a is formed on the rear side of the lock arm 24. When the operation portion 24a is pushed down, the distal end side of the lock arm 24 is raised, and the engagement between the locking projection 41 and the engagement hole is disengaged. The lock is released. The secondary lock is released when the spacer 55 is removed.
[0044]
Guide grooves 28 and 31 (FIG. 2) for the guide ribs 46 and 44 are formed inside the side walls 30 and 30 and the lower wall 27, respectively. Each of the guide grooves 28, 31 is formed in a rectangular cross section, and a pair of contact surfaces 44a, 44, 46a, 46a of the guide ribs 44, 46 abut on a pair of opposed groove wall surfaces 28a, 28a, 31a, 31a. Is to be touched.
[0045]
On the outer sides of the side walls 30, 30, a pair of opposing crescent-shaped upright walls 33, 33 protruding, respectively, are provided so as to divide the guide grooves 28, 31 (FIG. 1). Since the guide groove 28 is formed through the upright wall 31, the fitting operation of the connector 10 is not hindered. A slot-like groove 34 extending in the vertical direction Y is formed through the pair of upright walls 33, 33. The groove 34 is provided at a position facing the cross groove 48 of the female connector housing 35. The groove width is set to be substantially the same as the groove width of the cross groove 48 so that the insertion operation of the spacer 55 is not hindered and any one of the front and back surfaces of the spacer 55 can abut.
[0046]
However, when the two connector housings 15 and 35 are fitted together, a misalignment occurs in the connector fitting position. Therefore, the groove 34 and the cross groove 48 are not completely opposed to each other, and the two connectors are partially intersected. The housings 15 and 35 are fitted (FIG. 5 or FIG. 6). Then, a gap 50 is formed between the groove 34 and the cross groove 48 communicating with each other, in which the spacer 55 is inserted.
[0047]
The size of the gap 50 can be changed depending on the degree of displacement during fitting of the connector. However, since the spacer 55 has a spring property in the plate thickness direction, even if the gap 50 is large or small, the size of the spring is small. The gap is pushed out by the force, and the displacement is absorbed.
[0048]
Next, a second embodiment of the connector of the present invention will be described with reference to FIGS. The same components as those in the first embodiment are denoted by the same reference numerals, and detailed description will be omitted.
[0049]
The connector 60 includes a male connector housing 65, a female connector housing 70, and a spacer 75 as a rattling control member, similarly to the connector 10 of the first embodiment. The main differences between the present embodiment and the first embodiment are that a locking projection (locking portion) 57b is provided on the spacer 75 and a spacer housing portion 66 is provided inside the male connector housing 65. And a notch 76 having a triangular cross section at the intersection of the insertion portion 57 of the spacer 75 and the connecting portion 56.
[0050]
As shown in FIG. 4, the locking projection 57b projects in the direction opposite to the direction in which the curved portion 57a projects, and is provided in parallel with the curved portion 57a. As described above, when the locking protrusion 57b and the curved portion 57a are provided in parallel, when the curved portion 57a receives a reaction force from one groove wall surface 34a, the locking protrusion 57b is strongly attached to the other groove wall surface 48a. When pushed, the locking projection 57b and the temporary locking hole (temporary engaging portion) 68a or the full locking hole (full engaging portion) 68b are securely engaged (FIGS. 5 and 6).
[0051]
The spacer accommodating portion 66 is composed of an insertion opening 67 in the upper wall 23 of the hood portion 20 and grooves 68 on both sides that are recessed inside the hood portion 20 following the insertion opening. The groove 68 is provided at a position facing the cross groove 48 of the female connector housing 35.
[0052]
When the spacer 75 is accommodated in the spacer accommodating portion 66 in the connector fitting state, the connector housings 65 and 70 are properly fitted without play, and the spacer 75 is not exposed to the outside. And the spacer 75 is protected from being inadvertently pulled out.
[0053]
As shown in FIGS. 5 and 6, a temporary locking hole 68a is provided above the groove 68 of the spacer accommodating portion 66, and a permanent locking hole 68b is provided inside the groove 68. A locking projection 57b of a spacer 75 is engaged with the temporary locking hole 68a and the main locking hole 68b.
[0054]
The assembly of the connector 60 is performed as follows.
First, as shown in FIG. 5, the insertion portion 57 of the spacer 75 is inserted shallowly into the spacer housing portion 66, and the locking projection 57b is temporarily locked in the temporary locking hole 68a. In this state, although the leading end of the insertion portion 57 has entered the gap 50 formed by the groove 68 and the cross groove 48, the insertion portion 57 does not urge the groove wall surfaces 34a, 48a. Then, the male connector housing 65 into which the spacer 76 is inserted is fitted to the female connector housing 70 on the device side.
[0055]
Next, as shown in FIG. 6, when the spacer 75 is inserted deeply, the insertion portion 57 of the spacer 75 enters the gap 50 between the groove 68 and the intersection groove 48, and the bending portion 57a flexes while simultaneously bending the bending portion 57a. The alternate groove walls 34a, 48a are urged by the restoring force. Then, the locking projection 57b is fully locked in the full locking hole 68b, the spacer 75 is completely housed in the spacer housing portion 66, and the connector housings 65 and 70 are completely fitted in the regular fitting position without displacement. Combine. Since the inserted spacer 75 is permanently locked, even if the connector 60 vibrates together with the vehicle body or the equipment, the spacer 75 does not come out upward.
[0056]
A pair of cutouts 76 are provided on both left and right sides, and extend to a position short of the curved portion 57a. By providing such a notch 76, the pair of insertion portions 57, 57 can be elastically deformed in the left-right direction (width direction) Z, and the spacer 75 can be inserted without being caught by a low insertion force.
[0057]
In addition, instead of providing the locking projection 57b on the spacer 75, a locking hole is provided, and instead of providing the temporary locking hole 68a and the full locking hole 68b in the groove 68 of the spacer accommodating portion 66, the temporary locking projection and the main locking hole are provided. Stop projections may be provided. The female connector housings 35 and 70 are housings that are directly attached to equipment or the like, but may be relay connector housings that are connected to ends of the electric wires 51. Further, since the spacers 55 and 75 also serve to lock the two connector housings 15, 35, 65 and 70, the lock arm 24 as the locking means can be dispensed with. The constituent material of the spacers 55 and 75 may be a synthetic resin material having a spring property in the plate thickness direction instead of metal.
[0058]
【The invention's effect】
As described above, according to the first aspect of the present invention, the rattling restricting member is formed in the gap formed by the intersection of the groove provided in one connector housing and the cross groove provided in the other connector housing. When the spacer is interposed, the front and back surfaces of the spacer abut against both the groove and cross-groove wall surfaces, respectively, and both connector housings are urged in the connector fitting direction, and the displacement of the connector fitting position is absorbed. You. Further, the two connector housings in the fitted state are restrained from moving in the connector fitting direction by the spacer. Therefore, it is possible to prevent rattling in the connector fitting direction, prevent sliding wear of the male and female terminals of the connector, and maintain the reliability of the electrical connection for a long time. In addition, both connector housings can be prevented from coming off, and the fitting reliability of the connectors can be improved.
[0059]
According to the second aspect of the present invention, since the spacer is housed in the spacer housing portion of the connector housing, the spacer is not exposed to the outside, and the spacer is protected from interference with the outside. Therefore, careless removal of the spacer is prevented, and the fitting reliability of the connector connection is improved.
[0060]
According to the third aspect of the present invention, the spacer elastically deformable in the plate thickness direction abuts on both wall surfaces of the groove and the cross groove, and both connector housings are urged in the connector fitting direction by the spring force of the spacer. Thus, the displacement of the connector fitting position is absorbed. Further, the vibration of the vehicle or the device is attenuated and absorbed by the spacer. Therefore, the effect of the first aspect is enhanced, and rattling in the connector fitting direction can be reliably eliminated.
[0061]
According to the fourth aspect of the present invention, since the pair of insertion portions are connected to the connecting portion, the pair of insertion portions can be simultaneously inserted into both sides of both connector housings by a single insertion operation of the spacer. The two connector housings are urged in a well-balanced manner with a double force in the connector fitting direction. Therefore, the workability of inserting the spacer is improved, and the two connector housings are fitted in the proper fitting positions, so that the play in the connector fitting direction is eliminated.
[0062]
According to the fifth aspect of the invention, after the locking portion of the spacer is temporarily locked to the temporary engaging portion, the fitting operation of the two connector housings is performed, and the spacer is inserted again deeply. When the two connector housings are urged, the locking portion is fully locked to the full engagement portion. Therefore, the connector can be assembled in order, and the operation of fitting the connector and the operation of inserting the spacer can be performed with one hand without using both hands, and the workability of assembling the connector can be improved.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view showing a first embodiment of a connector according to the present invention.
FIG. 2 is a side view showing a state where the connector is similarly assembled.
FIG. 3 is a cross-sectional view of the connector shown in FIG. 1 as viewed from the front side in an assembled state.
FIG. 4 is an exploded perspective view showing a second embodiment of the connector according to the present invention.
5A and 5B show the connector fitting state of FIG. 4, wherein FIG. 5A is a side view of the connector fitting state where the spacer is temporarily locked, and FIG. It is sectional drawing cut | disconnected along.
6 (a) is a side view of the connector fitting state in which the spacer is fully locked, and FIG. 6 (b) is a view along the line BB of FIG. 6 (a). It is sectional drawing which cut | disconnected.
FIG. 7 is a partial sectional view showing an example of a conventional connector.
FIG. 8 is a sectional view showing another example of a conventional connector.
[Explanation of symbols]
10,60 connector
15, 65 male connector housing (one connector housing)
34 grooves
35, 70 female connector housing (other connector housing)
48 intersection groove
50 gap
55, 75 spacer
56 connection
57 insertion section
57a curved part
57b Locking projection (locking part)
66 Spacer storage
68a Temporary locking hole (temporary engagement part)
68b Main locking hole (main engaging part)

Claims (5)

One connector housing provided with a slot-shaped groove, the other connector housing provided with a cross groove communicating with the groove when the connector is fitted, and a gap formed by the groove and the cross groove when the connector is fitted. A connector, comprising: a spacer as a rattling control member to be inserted. The connector according to claim 1, wherein a spacer accommodating portion that accommodates the spacer is provided in the one connector housing. 3. The connector according to claim 1, wherein the spacer is provided with a resilient curved portion protruding in a thickness direction of the spacer. The connector according to any one of claims 1 to 3, wherein the spacer includes a connecting portion, and a pair of insertion portions intersecting at both ends of the connecting portion. 5. The spacer according to claim 1, wherein the spacer is provided with a locking portion, and the one connector housing is provided with a temporary engaging portion and a main engaging portion with which the locking portion engages. 6. Or the connector according to item 1.

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