TWM508583U - Lock - Google Patents

Description

Lock

This creation relates to a combination lock, especially to a lock that is simple in construction and convenient to use.

With the advancement of technology, the size and weight of notebook computers are shrinking, and more and more users are willing to take notebooks to public places such as libraries or cafes, but also because of pens. As the electric power becomes thinner and lighter, once the user leaves the seat for a short time, the notebook that is temporarily left in the seat is easily stolen by the interested person. Therefore, the general user will purchase a lock 80 as shown in FIG. The utility model comprises a body 81 and a cable 82. The user locks the body 81 on the lock hole of the notebook and wraps the cable 82 around the fixture to prevent the notebook from being stolen.

A lock as disclosed in the patent TWM284737, which comprises a lock core, a spring, a brake member, a control button and a latch member; wherein the spring is disposed between the lock core and the brake member, and the front end of the brake member There are two limit flanges and control buttons on the side, and the clamps are arranged in front of the brakes; the locks are locked in the lock holes provided by the notebooks by the clamps, when the lock password is not When properly set, the brake is restricted by the lock and cannot be retracted. The two limit flanges provided at the front end of the brake are placed on the lock hole of the notebook, so that the lock cannot be rotated and the clamp is removed from the notebook. When the password of the lock core is correct, the user can press the control button to retreat the brake member to release the two limit flanges of the brake member from the lock hole of the notebook, and then rotate the lock to let the card member exit the pen. Electric lock hole. However, this type of lock has many parts and complicated structure, and the cost of manufacturing parts is relatively high. It takes time to assemble the locks, which makes the product less competitive in the market.

In order to solve the problem that the existing locks are relatively expensive to manufacture and time-consuming to assemble, which causes market competitiveness to be low, the present invention is provided with a turntable that can rotate with the outer casing on the driving member of the lock, and is provided with a card that can rotate simultaneously with the turntable. Fasteners, and two snap-on parts that can be used to limit the rotation of the turntable, can reduce the number of parts of the lock, speed up assembly and reduce costs.

The present invention solves the technical problem of the present invention. The present invention includes: a housing group including a housing, the housing is internally provided with a chamber, and the chamber is connected to the outside of the housing, the chamber The peripheral wall is provided with at least one card slot; a cryptographic group is disposed inside the accommodating case; a driving member is disposed inside the accommodating case and includes a rod body and a turntable, the rod body And the one end portion of the cipher group is disposed at the end of the rod body and has a one-sided surface and a side surface, and the side surface of the turntable and the rod body are disposed on the turntable On the opposite side of the turntable, the turntable includes four first engaging portions and at least one blocking block. The first engaging portions are oppositely disposed on the side of the turntable, and the engaging blocks are protruded from the circumference of the turntable. The slewing plate is mounted on the accommodating chamber, and the shackle of the slewing ring is engaged with the slot of the accommodating chamber; a compression spring is disposed inside the accommodating case and is disposed on the shank. The compression spring has two ends and abuts against the cipher set at one end, the compression spring The other end is abutted against the turntable; a latching member is disposed inside the receiving case and has two ends, one end of the latching member is coaxially disposed on the turntable and includes a connecting rod and a rectangular shape a latching block, the connecting rod has an end protruding from the receiving shell, the snap block is disposed at an end of the connecting rod and away from the turntable, the snap block and the connecting rod form a T-shaped structure; And two engaging members, the two engaging members are disposed on the inside of the receiving shell and are opposite to the two sides of the engaging member, and the two engaging members are symmetrical in structure, and each engaging member has two ends and one end faces Each of the engaging members includes a pushing portion and a limiting post. The pushing portion is disposed at an end of the engaging member facing the turntable and has an end surface facing the turntable. The pushing portion is provided on the end surface. a second engaging portion, the limiting post is disposed at the other end of the engaging member, and the second engaging portion of the engaging member and the oppositely disposed first engaging portions are concavely and convexly engaged with each other, and the card The limiting post of the fitting is parallel to the snap block and adjacent to a side of the snap block facing the connecting rod.

In the above-mentioned lock, the four first engaging portions are recessed on the side of the turntable, and the second engaging portions of the two engaging members are protruded from the end faces of the engaging portions of the engaging members. .

The lock device, wherein the turntable of the driving member is provided with a short column-shaped joint portion, the joint portion is disposed at an axial center of the turntable and includes a clamping groove, and the clamping groove extends along a through direction And the clamping member is provided with a clamping block, the clamping block and the locking block are disposed at two ends of the fastening component, and the clamping block is mounted on the clamping component a groove is formed in the pushing portion of each of the engaging members, the receiving groove is disposed corresponding to the joint portion and recessed from the end surface of the pushing portion, and the joint portion is accommodated in the pushing of the two engaging members The slot of the segment.

The lock device, wherein each of the first engaging portions is separated by ninety degrees and extends from the circumferential surface of the turntable to the joint portion, wherein the opposite two first engaging portions are disposed in the direction of the clamping The groove has the same through direction.

In the lock device, the chamber is provided with two card slots, and the two card slots are respectively located on opposite sides of the peripheral wall of the chamber; the card block of the turntable is provided with two, and the two blocks are respectively convex Located on opposite sides of the circumference of the turntable.

The locking device, wherein each of the engaging members has a pair of engaging faces and includes a connecting portion and a receiving groove, the connecting portion is connected to an end of the engaging portion of the engaging member away from the second engaging portion. The limiting post protrudes from the connecting portion, the receiving groove is recessed on the mating surface of the engaging member and communicates with the receiving groove of the pushing portion, the receiving groove extending to the limiting post; The connecting rod of the fastening member is accommodated in the groove of the two engaging members.

In the lock device, each of the engaging members includes a latching post and a latching hole, the latching post and the latching hole are located at two sides of the receiving slot of the engaging component, and the latching post is convex from the mating surface of the engaging component The card hole is recessed from the mating surface of the engaging member, and the two posts of the engaging member and the card hole are engaged with each other.

The lock device, wherein the accommodating case is composed of two housings, each housing includes a receiving portion, the accommodating portion has an outer wall and includes a receiving groove and two notches, and the concave portion The two ports of the accommodating section form the two card slots, and the two recesses of the accommodating section form the two slots.

In the lock, the accommodating section of each of the housings includes a window, the window is disposed on the outer wall of the accommodating section; and the urging section of each of the engaging members includes an identification mark corresponding to the identification mark The window of the housing of the housing is arranged.

The enhancements obtained by the technical means of the creation are as follows: 1. The lock of the creation uses the card slot of the housing of the housing of the housing to engage the card block provided by the turntable, and has a fastening component capable of rotating simultaneously with the turntable and The engaging member for restricting the rotation of the turntable can rotate the snap member and switch the lock state of the lock when the user rotates the accommodating case, thereby reducing the number of parts of the creation, speeding up the assembly, and reducing the cost. There is a competitive advantage in the market. 2. The creation is provided with a window in the housing, and the engaging member is provided with an identification mark corresponding to the window, so that the user can recognize the direction of the fastening block of the fastening member and confirm whether the locking device is locked.

In order to understand the technical features and practical functions of the present work in detail, and in accordance with the creative content, the following further describes the preferred embodiment as shown in the following figure:

As shown in FIG. 1 , FIG. 2 and FIG. 3 , the lock of the present invention comprises: a housing group 10 , a password group 20 , a driving component 30 , a compression spring 40 , a fastening component 50 , and two latching components 60 . An unlocking member 70; the cipher set 20, the driving member 30, the compression spring 40, the latching member 50, the two engaging members 60 and the unlocking member 70 are mounted inside the outer casing group 10, The fastener member 50 and a portion of the two engaging members 60 protrude from the outer casing group 10.

As shown in FIG. 1 , FIG. 2 and FIG. 3 , the outer casing group 10 includes a receiving shell 11 , a set of firmware 12 , a buckle 13 , a gasket 14 and a cable 15 ; wherein the housing shell 11 has The two ends, a channel, a chamber, and an unlocking chamber are disposed at one end of the receiving shell and communicate with the outside of the receiving shell 11. The chamber is disposed in the receiving shell 11 The inner wall of the chamber is connected to the channel, and the peripheral wall of the chamber is provided with two card slots, and the two card slots are located on opposite sides of the peripheral wall of the chamber; the housing shell 11 includes two housings 111, and the housing The structure of the housing 111 is substantially symmetrical. Each of the housings 111 includes a mounting portion 1111, a receiving portion 1112 and a set of segments 1113. The mounting portion 1111 has two ends and an unlocking member slot 11111 is provided at one end. The receiving portion 1112 is connected to the other end of the mounting portion 1111. The receiving portion 1112 has two ends and an outer wall and includes a receiving slot 11121, two recesses 11122 and a window 11123. The receiving slot 11121 and the mounting portion The inner portion of the portion 1111 is in contact with each other, and the two recesses 11122 are oppositely disposed and disposed on the inner side of the outer wall of the receiving portion 1112. The window 11123 is disposed in the receiving portion. The outer wall of the 1112 is disposed on the accommodating section 1112. The sliding section 1113 and the mounting section 1111 are located at opposite ends of the accommodating section 1112. The sleeve section 1113 has an outer peripheral surface. The cover includes a groove and a buckle groove 11131. The groove is in communication with the receiving groove 11121. The buckle groove 11131 is recessed on the outer circumferential surface of the sleeve segment 1113 and away from the receiving portion 1112. The body 111 is conjugated, and the two unlocking slots 11111 of the housing 111 form the unlocking chamber, and the two receiving slots 11121 of the two receiving portions 1112 of the housing 111 form the housing and the two shells. The two recesses 11122 of the two receiving sections 1112 of the body 111 form the two slots of the chamber, and the grooves of the two housings 111 form the passage;

As shown in FIG. 1 , FIG. 2 and FIG. 3 , the sleeve 12 includes a ring 121 and a cable fixing member 122 . The ring 121 has an inner circumferential surface and an outer circumferential surface and includes a buckle ring. The portion 1211 and the pivoting portion 1212 are annularly protruded from the inner circumferential surface of the collar 121. The pivoting portion 1212 is disposed on the outer circumferential surface of the collar 121. The cable fixing member 122 is disposed on the outer circumferential surface of the collar 121. The sleeve 12 is pivotally disposed on the sleeve portion 1113 of the housing 111; the buckle 13 is sleeved on the buckle groove 11131 of the housing 111 and abuts against the sleeve The buckle ring abutting portion 1211 of the ring 121 is fixed to the ends of the sleeve portions 1113 of the casing 111 and has a through hole; the cable 15 is coupled to the wire rope fixing member 122 of the sleeve member 12.

As shown in FIG. 1 , FIG. 2 and FIG. 3 , the cipher group 20 is formed by combining a plurality of character wheels and a plurality of inner sleeves. Since the structure and operation principle of the cipher group 20 are conventional techniques, I will not add more details.

As shown in FIG. 2, FIG. 3 and FIG. 4, the driving member 30 includes a rod body 31 and a turntable 32. The rod body 31 is disposed on the cipher group 20 and has an end portion protruding from the cipher set 20; The turntable 32 is coaxially connected to the end of the rod body 31 and has a one-sided surface and a side surface. The side surface of the turntable 32 and the rod body are disposed on opposite sides of the turntable 32. The turntable 32 includes a joint portion 321 and four. The first engaging portion 322 and the second engaging block 323 are in a short column shape and are disposed at the axial center of the turntable 32. The joint portion 321 includes a clamping groove 3211 along the clamping groove 3211. The first engaging portion 322 is oppositely recessed on the side of the turntable 32, and each of the first engaging portions 322 is separated by ninety degrees and is separated from the opposite sides of the connecting portion 321 . The circumferential surface of the turntable 32 extends to the joint portion 321 , wherein the two opposite first engaging portions 322 are disposed in the same direction as the through groove 3211 , and the two blocks 323 are protruded from the turntable 32 . The opposite sides of the circumferential surface are the same as the through direction of the clamping groove 3211, and the turntable 32 is mounted on the housing of the receiving casing 11, the turntable 32 The two blocks 323 are engaged with the two slots of the peripheral wall of the chamber.

As shown in FIG. 2, FIG. 3 and FIG. 4, the compression spring 40 has two ends. The compression spring 40 is disposed inside the accommodating case 11 and is inserted into the rod body 31. The compression spring 40 is end-to-end. The cipher suite 20 is placed against the turret 32 and the other end is abutted against the turntable 32.

As shown in FIG. 2, FIG. 3 and FIG. 4, the latching member 50 has two ends. The latching member 50 includes a connecting rod 51, a latching block 52 and a clamping block 53. The latching block 53 The clamping block 53 is disposed at the two ends of the latching member 50. The latching block 52 and the clamping block 53 are both rectangular blocks and are connected by the connecting rod 51. The latching block 52 and the connecting rod 51 form a T-shaped structure, and the latching member 50 is mounted on the inside of the receiving shell 11 . The clamping block 53 of the latching member 50 is mounted on the clamping groove 3211 . One end of the snap block 52 is disposed to protrude from the receiving case 11.

As shown in FIG. 2, FIG. 4 and FIG. 5, the two engaging members 60 have a symmetrical structure, and each engaging member 60 has two ends and a pair of engaging faces 601 and one end faces the turntable 32. Each of the engaging members 60 includes a receiving member 60. The pushing portion 61, a connecting portion 62, a limiting post 63 and a receiving groove 64 are disposed at one end of the engaging member 60 facing the turntable 32 and having two ends and facing the turntable 32. The second engaging portion 611 includes a second engaging portion 611, a receiving groove 612, an identification mark 613, a post 614 and a card hole 615. The second engaging portion 611 is corresponding to the turntable 32. An engaging portion 322 is disposed and protruded from the end surface of the pushing portion 61. The receiving portion 612 is disposed corresponding to the joint portion 321 of the turntable 32 and is recessed from the end surface of the pushing portion 61. The identification mark 613 A window 11123 corresponding to the receiving portion 1112 of the housing 111 is disposed and coated with a pigment for identification. The post 614 and the hole 615 are disposed on both sides of the receiving slot 612. The post 614 is engaged with the latch 614. The mating surface 601 of the member 60 is protruded from the mating surface 601 of the engaging member 60. The connecting portion 62 is connected to the pushing portion 61 away from the second engaging portion 611. One end An end surface of the connecting portion 62 is protruded from the end surface of the connecting portion 62, and the receiving groove 64 is recessed in the engaging surface 601 of the engaging member 60 and communicates with the receiving groove 612 of the pushing portion 61. The two ends of the accommodating member are attached to the accommodating case 11 and the two sides of the accommodating member The 615 is engaged with each other, and the connecting rods 51 of the engaging members 50 are received in the receiving grooves 64 of the engaging members 60. The two engaging portions 611 of the engaging members 60 are engaged with the opposite sides of the rotating plate 32. The two first engaging portions 322 of the two engaging members 60 are parallel to the locking block 52 and close to a side of the locking block 52 facing the connecting rod 51.

As shown in FIG. 3 and FIG. 4 , the unlocking member 70 is mounted on the unlocking member slot 11111 of the receiving housing 11 .

As shown in FIG. 3, FIG. 6 and FIG. 7, the two notches 11122 of the two receiving sections 1112 of the housing 111 form two of the slots of the housing, and the two cards of the turntable 32 of the driving member 30. The block 323 is engaged with the two slots of the two housings 111. As shown in FIG. 4 and FIG. 8 , when the cipher set 20 is in the unlocked state, the driving member 30 can compress the compression spring 40 and The direction of the unlocking member 70 is moved. At this time, the two engaging portions 611 of the two engaging members 60 are engaged with the opposite first engaging portions 322 of the rotating plate 32, and the two engaging members are The limiting post 63 of the 60 is parallel to the latching block 52 and close to the side of the latching block 52 facing the connecting rod 51; as shown in FIG. 7, FIG. 8 and FIG. 9, when the notebook is locked, the user First, the parallel locking block 52 and the two limiting posts 63 are placed in the locking hole A1 of the electric power A. When the user rotates the receiving housing 11, the two driving slots drive the rotating plate 32 to rotate and simultaneously The locking member 50 is rotated, and since the pushing portion 61 of the engaging member 60 is abutted by the outer casing 11, when the rotating plate 32 is rotated, the two second cards of the two engaging members 60 are rotated. The joint 611 is separated from the recess The first engaging portion 322, the drive member 30 pushed towards the unlocking member 70 and compress the compression spring 40;

As shown in FIG. 10 and FIG. 11 , when the two engaging portions 611 of the two engaging members 60 are re-engaged with the two first engaging portions 322 of the recess, the driving member 30 receives the compression spring 40 . The position of the locking post 63 of the two engaging members 60 is perpendicular to the latching block 52, so that the lock of the present invention can be snapped to the notebook A by the snap block 52. The inner wall of the locking hole A1, at which time the identification marks 613 of the two engaging members 60 are respectively aligned and displayed on the windows 11123 of the two housings 111, and the user can recognize the locking block 51 of the locking member 50. Direction; the user only needs to rotate the character wheel of the cipher group 20 to make the cipher group 20 in a locked state, because the driving member 30 cannot move in the direction of the unlocking member 70 at the same time, at the same time, the two second engaging The portion 611 is engaged with the two first engaging portions 322, so that the outer casing 11 cannot be rotated to achieve the locking effect.

Compared with the existing locks, the locks of the present invention have a small number of parts and a simple structure, so that the material cost or the assembly time can be greatly reduced, so that the production cost of the creation is lowered and compared in the market. Competitive.

10‧‧‧ Shell group
11‧‧‧ 容 壳
111‧‧‧Shell
1111‧‧‧Installation section
11111‧‧‧Unlocking slot
1112‧‧‧ 容
11121‧‧‧ accommodating slots
11122‧‧‧ Notch
11123‧‧‧Window
1113‧‧‧Setting
11131‧‧‧ buckle groove
12‧‧‧Sets of firmware
121‧‧‧ collar
1211‧‧‧ buckle ring
1212‧‧‧ pivot
122‧‧‧Steel cable consolidation
13‧‧‧ buckle
14‧‧‧shims
15‧‧‧Steel cable
20‧‧‧Clock Group
30‧‧‧ Drives
31‧‧‧ rod body
32‧‧‧ Turntable
321‧‧‧Combination Department
3211‧‧‧Clamping ditch
322‧‧‧First Joint Department
323‧‧‧ card block
40‧‧‧Compression spring
50‧‧‧Card fasteners
51‧‧‧ Connecting rod
52‧‧‧Snap block
53‧‧‧Clip block
60‧‧‧Cards
601‧‧‧
61‧‧‧Appointed paragraph
611‧‧‧Second engagement department
612‧‧‧ 容容
613‧‧‧identification mark
614‧‧‧clamp
615‧‧‧Kakong
62‧‧‧ Connection section
63‧‧‧Limited Column
64‧‧‧容沟
70‧‧‧Unlocking pieces
80‧‧‧Locks
81‧‧‧Ontology
82‧‧‧Steel cable
A‧‧‧Note
A1‧‧‧Keyhole

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective view showing the appearance of a preferred embodiment of the present invention. Figure 2 is a partial cross-sectional view of a preferred embodiment of the present invention. Figure 3 is an exploded view of a partial component of the preferred embodiment of the present invention. Figure 4 is an exploded view of the detailed components of the preferred embodiment of the present invention. Figure 5 is a perspective view showing the appearance of the engaging member of the preferred embodiment of the present invention. Figure 6 is a cross-sectional view of a preferred embodiment of the present invention. Figure 7 is a schematic illustration of the operation of the preferred embodiment of the present invention. Figure 8 is a schematic illustration of the operation of the preferred embodiment of the present invention. Figure 9 is a schematic illustration of the operation of the preferred embodiment of the present invention. Figure 10 is a schematic illustration of the operation of the preferred embodiment of the present invention. Figure 11 is a schematic illustration of the operation of the preferred embodiment of the present invention. Figure 12 is a schematic view showing the implementation of the prior art lock.

10‧‧‧ Shell group

11‧‧‧ 容 壳

111‧‧‧Shell

1111‧‧‧Installation section

11111‧‧‧Unlocking slot

1112‧‧‧ 容

11121‧‧‧ accommodating slots

11122‧‧‧ Notch

11123‧‧‧Window

1113‧‧‧Setting

11131‧‧‧ buckle groove

12‧‧‧Sets of firmware

121‧‧‧ collar

1211‧‧‧ buckle ring

1212‧‧‧ pivot

122‧‧‧Steel cable consolidation

13‧‧‧ buckle

14‧‧‧shims

20‧‧‧Clock Group

30‧‧‧ Drives

40‧‧‧Compression spring

50‧‧‧Card fasteners

60‧‧‧Cards

70‧‧‧Unlocking pieces

Claims (9)

A lock comprising: a housing set comprising a receiving case, the receiving case being internally provided with a chamber, the receiving chamber being in communication with an outer portion of the receiving case, the peripheral wall of the receiving chamber being provided with at least one card a singularity is disposed in the interior of the accommodating case; a driving member is disposed inside the accommodating case and includes a rod body and a turntable, the rod body is inserted into the cipher set and An end portion of the cipher is protruded from the end of the shank and has a circumferential surface and a side surface, and the side surface of the turntable and the rod body are disposed on opposite sides of the turntable, the turntable includes There are four first engaging portions and at least one blocking block. The first engaging portions are oppositely disposed on the side of the turntable. The engaging blocks are protruded from the circumferential surface of the turntable. a chamber, the block of the turntable and the slot of the chamber are engaged with each other; a compression spring is disposed inside the receiving case and is disposed on the rod body, the compression spring has two ends and One end abuts against the cipher set, and the other end of the compression spring abuts the turntable; a latching member is disposed in the interior of the accommodating case and has two ends, one end of the latching member is coaxially disposed on the turntable and includes a connecting rod and a snap block having a rectangular shape, the connecting rod has An end portion of the accommodating case is protruded, the snap block is disposed at an end of the connecting rod and away from the turntable, the snap block and the connecting rod form a T-shaped structure; and two engaging members, the two cards The engaging member is disposed inside the accommodating case and is opposite to the two sides of the accommodating member, and the two engaging members are symmetrical in structure, and each engaging member has two ends and one end faces the turntable, and each engaging member includes a a pushing portion and a limiting post, the pushing portion is disposed at an end of the engaging member facing the turntable and has an end surface facing the turntable, and the pushing portion is provided with a second engaging portion on the end surface, the limit The column is disposed at the other end of the engaging member, and the second engaging portion of the engaging member and the oppositely disposed first engaging portions are concavely and convexly engaged with each other, and the limiting post of the engaging member and the card The clasp is parallel and adjacent to the side of the snap block facing the connecting rod. The lock of claim 1, wherein the four first engaging portions are recessed on the side of the turntable, and the second engaging portions of the two engaging members are protruded from the two engaging members. The end face of the segment. The lock of claim 2, wherein the turntable of the driving member is provided with a short column-shaped joint portion, the joint portion is disposed at the axial center of the turntable and includes a clamping groove, the clamping groove is along a locking member extends through the opposite sides of the joint portion; the latching member is provided with a clamping block, and the clamping block and the snap block are disposed at two ends of the latching member, and the clamping block is mounted Provided in the clamping groove; the pushing portion of each engaging member is provided with a receiving groove corresponding to the joint portion and recessed from the end surface of the pushing portion, the joint portion is accommodated in the two engaging portions The piece is pushed into the slot of the segment. The lock of claim 3, wherein each of the first engaging portions is separated by ninety degrees and extends from the circumferential surface of the turntable to the joint portion, wherein the opposite two first engaging portions are disposed in a direction The through grooves have the same through direction. The lock device of claim 4, wherein the chamber is provided with two card slots, and the two card slots are respectively located on opposite sides of the peripheral wall of the chamber; the card block of the turntable is provided with two, two The blocks are respectively protruded on opposite sides of the circumferential surface of the turntable. The lock of claim 5, wherein each of the engaging members has a pair of mating faces and includes a connecting portion and a receiving groove, the connecting portion is connected to the pushing portion of the engaging member away from the second engaging portion The one end of the portion protrudes from the connecting portion, the receiving groove is recessed on the engaging surface of the engaging member and communicates with the receiving groove of the pushing portion, and the receiving groove extends to the limit a connecting rod of the latching member is received in the receiving groove of the two engaging members. The lock device of claim 6, wherein each of the engaging members comprises a post and a card hole, the post and the card hole are located at two sides of the slot of the engaging member, the post from the engaging member The engaging hole is recessed from the mating surface of the engaging member, and the two posts of the engaging member and the engaging hole are engaged with each other. The lock device of claim 7, wherein the accommodating case is composed of two housings, each of the housings includes a receiving portion, the accommodating portion has an outer wall and includes a receiving groove and two notches. The two recesses are oppositely disposed on the inner side of the outer wall of the accommodating section, and the accommodating slots of the accommodating sections form the chamber, and the two recesses of the accommodating sections form the two card slots. The lock device of claim 8, wherein the accommodating section of each of the housings includes a window, the window is disposed on the outer wall of the accommodating section; and the urging section of each of the engaging members includes an identification mark, the identification mark pair It should be set in the window of the housing of the housing.