JP2009278739A - Bonder holding structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a bonder holding structure capable of inexpensively and rapidly processing a large number of bonders. <P>SOLUTION: A connector for confirming operation which is used to confirm the operation of an electric apparatus as a destination of connection of a wire harness and bonders 171A, 171B are housed together with each other into a component attaching case 41 in the vicinity of a wire harness routing passage, and the bonders and the connector for confirming operation are made to be non-waterproof structure. This configuration eliminates the necessity of individually waterproofing bonders to be housed, and time and effort of work can be remarkably reduced and cost reduction and productivity improvement can be achieved. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a bonder holding structure for receiving and holding a bonder provided in a wire harness routed in a vehicle or the like, and in particular, for reducing the processing cost while reducing the labor of receiving and holding the bonder. Regarding improvement.

  As shown in FIG. 6A, branch wires 2 </ b> A and 2 </ b> B are branched at appropriate places on the main line 1 of the wire harness routed in the vehicle or the like. Each branch line 2A, 2B is constituted by a plurality of electric wires 3, 3 ... group, and the electric wires 3, 3 ... group constituted by tape winding or the like is bundled for each branch line. In addition, in the case where the connection destinations are undecided branch lines 2A and 2B, the conductor ends 4, 4,... Exposed by peeling off the coating of the ends of the respective electric wires 3, 3. Alternatively, the concentrated connection ends 5A and 5B are formed by resistance welding or connecting with a crimp terminal to be integrated.

  The concentrated connection ends 5A and 5B are simply the ends of the conductors 4, 4 and 4 exposed by peeling off the coating of the ends of the wires 3 and 3 for the purpose of connecting the wires 3 and 3. ... may be formed by connecting each other. The conductor end portions 4, 4... Are covered with an insulating protection member 7 to maintain insulation from the outside.

  In the automotive industry, as described above, the central connection ends 5A and 5B, in which the conductor ends 4, 4,... Of the plurality of wires 3, 3,. What is covered with the protective member 7 is called “bonder” or “splice part”.

  In the wire harness having such bonders 6A and 6B, a bonder holding structure for fixing the bonders 6A and 6B so that they do not inadvertently come into contact with surrounding metals or the like is required. Such a bonder holding structure is also desired to have a waterproof measure for preventing the bonders 6A and 6B from being damaged by water.

  FIG. 7 shows a wiring example of the trunk lines 105a, 105b, and 105c of the wire harness 105 in the engine room 103 in which the engine 102 of the passenger car 101 is arranged.

  In FIG. 7, reference numeral 111 denotes a headlight disposed on the front side of the vehicle body, reference numeral 113 denotes a passenger compartment having a driver's seat and the like, and reference numeral 115 denotes a dash panel that partitions the passenger compartment 113 and the engine room 103.

  A trunk 105 a of a wire harness routed in the engine room 103 connects between the in-vehicle battery 121 and the fuse box 123. The trunk line 105b is routed to the front side of the vehicle body through the fuse box 123 and supplies power to devices such as a lamp and a monitoring camera arranged at the front of the vehicle body. The trunk line 105c is routed from the fuse box 123 toward the rear of the vehicle body in the engine room 103. Although not shown, the trunk line 105c is connected to the vehicle compartment 113 side through a harness insertion hole formed in the dash panel 115. Be drawn around.

  Conventionally, in the wire harness 105 laid in the engine room 103, the portions 131 to 136 indicated by black circles ● on the trunk lines 105b and 105c are branch points of the branch lines, respectively, and extend from these branch points. The bonder for each branch line needs the above-described bonder holding structure and waterproofing measures.

  In the conventional bonder holding structure, as shown in FIG. 6 (a), as a waterproof measure, a structure in which a cap 7 made of vinyl chloride as an insulation coating member 7 is mounted on the crown for each bonder 6A, 6B is proposed. Has been. Further, a waterproof material may be filled in the cap 7 to waterproof the bonders 6A and 6B (see, for example, Patent Document 1 and Patent Document 2 below).

Further, as shown in FIG. 6A, the structure for fixing the bonders 6A and 6B is a penetration through which the cap 7 can be pushed into the bottom wall 11 such as an electric junction box located around the bonders 6A and 6B. A configuration is proposed in which holes 13A and 13B are formed, and as shown in FIG. 6 (b), the end 7a of the cap 7 is engaged with the edges of the through holes 13A and 13B to prevent the holes 13A and 13B from coming off. (For example, refer to Patent Document 1 below).
Furthermore, the structure which adheres and fixes to the circumference | surroundings of a trunk line by tape winding etc. has spread (refer FIG. 4 of the following patent document 3).

JP 2000-251962 A JP 2005-102367 A Japanese Patent Laying-Open No. 2004-356066 (FIG. 4)

However, as described above, each of the bonders 6A and 6B to which the caps 7 are individually attached is individually waterproofed, or is individually waterproofed for each bonder and taped and fixed on the main line. In the bonder holding structure, when the number of bonders is large, it takes a lot of time and there is a problem that the processing work of the bonder is delayed.
In addition, an increase in the time required for the processing work causes a problem of cost increase.

  Further, in the bonder holding structure in which the through holes 13A and 13B are opened in the bottom wall 11 of the peripheral electrical junction box or the like in order to fix the bonder, these through holes 13A and 13B are waterproof inside the electrical junction box or the like. There was a risk of reducing the performance.

  On the other hand, the operation confirmation connector for performing the operation confirmation test of each electric device of the vehicle must be similarly waterproofed and provided in the engine room, and it takes time and cost together with the bonder waterproof treatment. It was.

  An object of the present invention is to solve the above-mentioned problems, and even when the number of bonders is large, the waterproofing process does not take time and can be easily processed in a short time. It is an object of the present invention to provide a bonder holding structure capable of processing a large number of bonders inexpensively and quickly without affecting the waterproof property.

The above object of the present invention is achieved by the following configurations.
(1) A bonder that is provided in a wire harness and is configured such that conductor ends that are exposed by peeling off the coating of one end of a plurality of covered wires are connected in a state where the plurality of covered wires are bundled in the same direction. A plurality of bonder holding structures capable of accommodating and holding,
An operation confirmation connector for confirming the operation of an electrical device to which the wire harness is connected, in a component attachment case attached to a structure around the wiring path of the wire harness and having a waterproof function, and the bonder A bonder holding structure in which the bonder and the operation checking connector are made non-waterproof.

(2) It further includes a bonder housing case that is detachably attached to the component attachment case,
The bonder housing case is provided with a bonder holding groove for holding and holding a plurality of bonders inserted from below by a plurality of opposing members arranged around them,
Further, at least one of the bonder receiving case and the component mounting case is a roof that covers the bonder holding groove and prevents liquid from entering into the bonder holding groove from above, and waterproofs the received bonder. The bonder holding structure according to (1) above, further comprising a portion.

(3) The said bonder accommodation case is provided with the roof part which covers the top of the said bonder holding groove, and prevents the penetration | invasion of the liquid from the upper part in the said bonder holding groove (2) characterized by the above-mentioned. ) Bonder holding structure as described.

(4) The component mounting case includes a case body having the case housing portion and the connector housing portion, and a lower cover that has an opening through which the bonder is inserted and is detachably attached to the lower portion of the case body. The bonder holding structure according to (2) or (3), wherein the bonder holding structure is provided.

(5) The component mounting case includes an upper cover that has a roof portion that covers an upper portion of the case body and is detachably attached to the case body.
The upper cover is provided with an external connector insertion port for exposing the operation confirmation connector accommodated in the connector accommodating portion of the case body, and an insertion port cap for opening and closing the external connector insertion port. The bonder holding structure according to (4).

(6) The component mounting case is provided with a bonder accommodating portion for accommodating the bonder, and the bonder accommodating portion covers the bonder accommodating portion and allows liquid to enter from above into the bonder accommodating portion. The bonder holding structure according to (1), wherein a roof portion for preventing the above is provided.

  According to the bonder holding structure according to the present invention of (1) above, the plurality of bonders provided in the wire harness and the operation confirmation connector that requires waterproof treatment like the bonder have a waterproof function mounting part. Since it is housed together, it is not necessary to waterproof the bonder and the operation confirmation connector itself. Therefore, the plurality of bonders and the operation confirmation connectors do not need to be individually waterproofed, and even when the number of bonders is large, the waterproofing process does not take time and can be easily processed in a short time. . In addition, it is possible to fix a large number of bonders at a low cost and quickly in an accommodation state with waterproofness.

  According to the bonder holding structure according to the present invention of (2), the plurality of bonders provided in the wire harness are clamped and held together by being inserted into the bonder holding groove provided in the bonder receiving case. The

  The bonder storage case is attached to the component mounting case, and is attached to a structural member such as a vehicle body via the component mounting case. At least one of the bonder storage case or the component mounting case has the bonder holding groove. A roof part is provided that covers the top and prevents the ingress of liquid such as water droplets into the bonder holding groove and waterproofs the accommodated bonder, and the plurality of bonders inserted into the bonder holding groove are: It is waterproofed collectively by the roof portion against water drops and the like.

  That is, even if the plurality of bonders are not waterproofed individually, the waterproofness is secured in a lump by the roof part mounted on at least one of the bonder housing case or the component mounting case. Even when there are many cases, the waterproof process does not take time and can be processed easily in a short time.

  In addition, the bonder holding groove for holding each bonder is equipped with a dedicated bonder housing case, and there is no need to make a through hole for holding in the peripheral electrical connection box etc. It does not affect waterproofness.

  As described above, according to the above-described bonder holding structure, it is possible to fix and process a large number of bonders in an accommodation state having waterproofness quickly and inexpensively.

  In addition, according to the bonder holding structure according to the present invention of (3), the bonder can be waterproofed only by the bonder housing case, so that the bonder can be waterproofed with a simple configuration.

  In addition, according to the bonder holding structure according to the present invention described in (4), it is possible to facilitate attachment work of the bonder housing case and the operation confirmation connector.

  Further, according to the bonder holding structure according to the present invention described in (5) above, when the insertion port cap is removed and the external connector insertion port is opened, it becomes possible to connect the measuring device or the like to the operation confirmation connector. It is possible to easily carry out a harness operation check test.

  Moreover, according to the bonder holding structure according to the present invention of (6), the bonder can be waterproofed only by the bonder housing portion, and therefore the bonder can be waterproofed with a simple configuration.

  Hereinafter, a preferred embodiment of a bonder holding structure according to the present invention will be described in detail with reference to the drawings.

(First embodiment)
FIG. 1 is an explanatory view of a wiring example of a vehicle wire harness using an embodiment of a bonder holding structure according to the present invention, and FIG. 2 is a perspective view of a component mounting case used in the bonder holding structure shown in FIG. 3 is a plan view schematically showing the configuration of the component mounting case shown in FIG. 2, FIG. 4A is a longitudinal sectional view of the component mounting case shown in FIG. 2, and FIG. FIG. 5 is a longitudinal sectional view of a component mounting case to which the bonder receiving case holding the bonder is attached. FIG.

FIG. 1 shows an example of wiring harness wiring in an engine room of a passenger car.
The arrangement of the engine 102, the battery 121, the fuse box 123, and the like in the engine room 103 of the passenger car 101 shown in FIG. 1 is the same as that of the conventional case shown in FIG. The same reference numerals are given and description thereof is omitted.

  In FIG. 1, a wire harness 151 routed in the engine room 103 includes a first trunk line 151 a that connects between the battery 121 and the fuse box 123, and a first trunk routed from the fuse box 123 to the front side of the vehicle body. The second trunk line 151b and the third trunk line 151c routed from the fuse box 123 toward the rear of the vehicle body.

  As shown in FIGS. 4 and 5, a plurality of branch lines 161a, 161b, 161c, 162a, 162b, 162c (see FIG. 5) are branched on the second trunk line 151b of the wire harness 151. These branch lines 161a, 161b, 161c, 162a, 162b, 162c are formed with bonders 171A, 171B in which the conductor ends exposed by peeling off the coating of the ends of the electric wires are integrated by welding or the like. ing.

  The bonder holding structure of this embodiment includes a component attachment case 41 attached to a structure around the routing route of the second trunk line 151b having a plurality of bonders, and a bonder attached to the component attachment case 41 in a detachable manner. As shown in FIG. 5, a plurality of bonders 171A and 171B on the second trunk line 151b are collectively stored and held in the bonder storage case 21 in the component mounting case 41, as shown in FIG.

  As shown in FIG. 4B, the bonder housing case 21 of this embodiment holds a plurality of bonders 171A and 171B inserted from below by a plurality of opposing members 22a and 22b arranged around the bonders. A bonder holding groove 23 that holds the bonder in a lump, and a roof portion 25 that covers the bonder holding groove 23 and prevents the drop of water drops or the like into the bonder holding groove 23 to waterproof the accommodated bonder. It has a box shape with the bottom open.

  The plurality of facing members 22a and 22b are members facing each other in the horizontal direction orthogonal to the insertion direction of the bonders 171A and 171B (vertical direction in FIG. 4B). In the case of this embodiment, the opposing member 22 a is the outer wall of the bonder storage case 21. The opposing member 22b is a partition wall that divides the space surrounded by the outer wall of the bonder storage case 21 into a plurality of parts.

  The bonder holding groove 23 is a groove space sandwiched between the facing members 22a and 22b. FIG. 4 shows a state in which the two bonders 171A and 171B are collectively accommodated and held by a pair of opposing members 22b and 22b.

  In the case of this embodiment, the roof part 25 is a ceiling wall integrally formed at the upper end of the opposing member 22a that circulates around the bonder holding groove 23 as an outer wall. In the case of this embodiment, a binding extension 27 extending downward is integrally formed on one outer wall of the bonder housing case 21.

  The branch lines 161a, 161b, 161c in which the bonders 171A, 171B are accommodated in the bonder holding groove 23 are bound and fixed to the binding extension 27 by a binding means 29 such as a binding band or tape winding as shown in FIG. 4B. Thus, it is possible to prevent the bonders 171A and 171B from dropping from the bonder holding groove 23.

  In the case of the present embodiment, as shown in FIG. 3, the component mounting case 41 is for confirming the operation of the three case housing parts 43 for detachably housing the bonder housing case 21 and the connection destination of the wire harness. The connector housing portion 46 for housing the operation confirmation connector 45 is provided.

  In the case of this embodiment, as shown in FIGS. 4 and 5, the component mounting case 41 includes a case main body 51 having three case housing portions 43 and one connector housing portion 46, and the case. An upper cover 52 having a roof 52a covering the upper portion of the main body 51 and detachably attached to the case main body 51, and an opening 53a through which the bonders 171A and 171B and the branch lines 161a, 161b, 161c, 162a, 162b, and 162c are inserted. And a lower cover 53 that is detachably attached to the lower portion of the case main body 51.

  The roof portion 52a of the upper cover 52 covers the upper portion of the case main body 51, thereby improving the waterproofness of the case main body 51 against water drops falling from above.

  As shown in FIG. 2, the upper cover 52 has a cylindrical external connector insertion port 61 communicating with the connector housing portion 46 of the case main body 51, and the external connector insertion port 61 fitted into the external connector insertion port 61. An insertion port cap 62 that seals 61 in a liquid-tight manner and a thin hinge 63 that couples and integrates the insertion port cap 62 with the peripheral edge of the external connector insertion port 61 are provided.

  FIG. 2 shows a state where the insertion port cap 62 is removed from the external connector insertion port 61 and the operation confirmation connector 45 attached to the connector housing portion 46 is exposed to the outside. When the operation check connector 45 is exposed to the outside as described above, it becomes possible to connect the measuring device or the like to the operation check connector 45, and the operation check test of the wire harness can be easily performed. .

  In the case of the present embodiment, as shown in FIG. 2, a panel clip 65 is integrally formed on the outer surface of the upper cover 52 to be fitted and fixed in a mounting hole such as a vehicle body panel. Further, in the case of the upper cover 52 of this embodiment, a flange engaging groove 67 for engaging a mounting flange portion formed on a vehicle body panel or the like is formed at the base end portion of the cylindrical external connector insertion port 61. ing.

  Therefore, the component mounting case 41 of the present embodiment can be firmly fixed to the vehicle body by engaging the panel clip 65 or the flange engaging groove 67 with the corresponding structural portion of the vehicle body panel.

  A roof portion 51 a that covers the upper portion of the case housing portion 43 is integrally formed on the upper portion of the case main body 51. The roof portion 51 a prevents water drops from dropping from the upper side of the case body 51 to the case housing portion 43, thereby enhancing the waterproofness of the case housing portion 43.

  When the bonder storage case 21 is inserted from below, the three case storage parts 43 provided in the case main body 51 are connected to the bonder storage case 21 into which the elastic locking protrusions 43a provided on the peripheral wall of the case storage part 43 are inserted. The inserted bonder accommodating case 21 is fixed by engaging with the lower edge.

  When the bonder accommodating case 21 fixed to the case accommodating portion 43 is extracted from the case accommodating portion 43, the elastic locking protrusion 43a is elastically deformed in the disengagement direction by a tool such as a screwdriver, The case 21 may be pulled downward.

  In the bonder holding structure of the embodiment described above, the plurality of bonders 171A and 171B on the wire harness 151 are inserted into the bonder holding groove 23 provided in the bonder housing case 21 as shown in FIG. As a result, it is held and held together.

  And the bonder accommodation case 21 is attached to the component attachment case 41 as shown in FIG. 5, and is attached to structural members, such as a vehicle body, via this component attachment case 41. In the case of this embodiment, the bonder accommodation case 21 is attached. In addition, the parts mounting case 41 covers the bonder holding groove 23 and covers the bonders 171A and 171B accommodated by preventing water drops and the like from falling into the bonder holding groove 23 and waterproofing the roof parts 25, 51a and 52a. The plurality of bonders 171A and 171B inserted into the bonder holding groove 23 are collectively waterproofed by the roof portions 25, 51a and 52a against water droplets and the like.

  That is, since the plurality of bonders 171A and 171B are collectively waterproofed by the roof portion mounted on the bonder housing case 21 and the component mounting case 41 without being individually waterproofed, the bonder 171A , 171B, even if the number is large, the waterproof process does not take time and can be processed easily in a short time.

  Moreover, the bonder holding grooves 23 for holding the bonders 171A and 171B are provided in the dedicated bonder housing case 21, and it is not necessary to make a through hole for holding in the peripheral electrical connection box or the like. It does not affect the waterproofness of the electrical junction box.

  As described above, according to the above-described bonder 171A, 171B holding structure, it is possible to fix a large number of bonders 171A, 171B in a housing state having waterproofness quickly and inexpensively.

  Further, in the bonder holding structure of the present embodiment, the bonder storage case 21 that stores and holds the bonders 171A and 171B is mounted in the component mounting case 41 that is mounted around the wiring path of the wire harness 151. It is possible to prevent the occurrence of inconvenience that the bonder accommodation case 21 hangs down in the middle of the routing route.

  Further, the bonder accommodating case 21 of this embodiment is integrally formed with a binding extension 27, and as shown in FIGS. 4 and 5, the branch line of the bonder accommodated in the bonder accommodating case 21 is connected with a binding band, By binding and fixing to the bundling extension 27 by a bundling means 29 such as tape winding, the holding strength of the bonders 171A and 171B on the bonder receiving case 21 is improved. For example, vibration during driving and other factors Even if tension or impact force acts on the trunk or branch line of the wire harness from the outside, the bonder 171A, 171B can be prevented from falling out of the bonder holding groove 23 due to the tension or impact force, and each bonder 171A, 171B is accommodated. The reliability of the performance to hold can be improved.

  In the bonder holding structure of the present embodiment, the case main body 51 and the upper cover 52 constituting the component mounting case 41 and the bonder housing case 21 are equipped with roof portions 25, 51a, 52a, respectively.

  However, the purpose of waterproofing the bonders 171 </ b> A and 171 </ b> B accommodated in the bonder accommodating case 21 can be achieved if at least one of the bonder accommodating case 21, the case body 51, and the upper cover 52 has a roof portion. However, the other two may be improved to a structure without a roof portion so as to simplify the structure and save material.

  Further, in the bonder holding structure of the present embodiment, the component mounting case 41 to which the bonder receiving case 21 is attached is provided with the connector receiving portion 46 for receiving the operation confirmation connector 45. Therefore, the bonder accommodated in the bonder receiving case 21 is provided. When newly connecting to a device or the like, it is possible to easily perform a connection test or an operation test of the electric wire or electric device to be used by using the operation check connector 45 accommodated in the component mounting case 41. it can.

  The component mounting case 41 is provided with the insertion port cap 62 that liquid-tightly covers the connector housing portion 46, so that it is not necessary to perform troublesome waterproof processing on the operation confirmation connector 45. The work of waterproofing can be reduced.

  In the bonder holding structure of the present embodiment, the component attachment case 41 for attaching the bonder accommodation case 21 is attached to the lower portion of the case main body 51 having the case accommodation portion 43 and the connector accommodation portion 46 so that the lower cover 53 is detachable. When the bonder housing case 21 and the operation confirmation connector 45 are attached to the case body 51, the lower cover 53 is removed from the case body 51 so that the lower part of the case body 51 is largely opened. Thus, the attachment work of the bonder housing case 21 and the operation confirmation connector 45 can be facilitated.

  Furthermore, in the bonder holding structure of the present embodiment, the component mounting case 41 includes a top cover 52 that has a roof portion 52a that covers the upper portion of the case body 51 and is detachably attached to the case body 51. The cover 52 is provided with an external connector insertion port 61 for exposing the operation confirmation connector 45 housed in the connector housing part 46 of the case body 51 and an insertion port cap 62 for opening and closing the external connector insertion port 61.

  Therefore, when the insertion port cap 62 is removed and the external connector insertion port 61 is opened, it becomes possible to connect the measuring device or the like to the operation confirmation connector 45, and the operation confirmation test of the wire harness can be easily performed. It becomes possible.

  In the bonder holding structure of the present invention, the shape of the facing member 22b of the bonder receiving case 21 is not limited to the partition wall shown in the above embodiment, and may be a cylindrical shape.

  Moreover, the specific number of equipment of each opposing member 22b and the specific number of equipment of the bonder holding groove 23 are not limited to the above embodiment.

  Moreover, although the said embodiment is a structure which accommodates and hold | maintains several bonders in the bonder accommodation case 21 collectively, it cannot be overemphasized that only one bonder may be accommodated and held in the bonder accommodation case 21. FIG.

  The component mounting case 41 may be configured to accommodate other electrical components that require waterproofing processing instead of the operation confirmation connector 45.

  Further, the component mounting case 41 may simply include a bonder accommodating portion without including a bonder accommodating case. In this case, since the bonder can be waterproofed only by the bonder accommodating part by providing the roof part in the bonder accommodating part, the bonder can be waterproofed with a simple configuration.

  The present invention is not limited to the above-described embodiments, and can be appropriately modified and improved. In addition, the material, shape, dimension, numerical value, form, number, arrangement location, and the like of each component in the above-described embodiment are arbitrary and are not limited as long as the present invention can be achieved.

It is explanatory drawing of the wiring example of the wire harness of the vehicle using one Embodiment of the bonder holding structure which concerns on this invention. It is a perspective view of the component attachment case used with the bonder holding structure shown in FIG. FIG. 3 is a plan view schematically showing a configuration of a component mounting case shown in FIG. 2. (A) is a longitudinal cross-sectional view of the component attachment case shown in FIG. 2, (b) is explanatory drawing of the state which made the bonder accommodation case attached to a component attachment case hold | maintain the bonder. It is a longitudinal cross-sectional view of the component attachment case to which the bonder accommodation case holding the bonder was attached. (A) is explanatory drawing of the conventional waterproof structure applied to the bonder of the branch line branched from the trunk line of the wire harness and the conventional bonder holding structure by the through hole, (b) is a bonder in the through hole shown in (a). It is a longitudinal cross-sectional view of the state hold | maintained. It is explanatory drawing of the example of a wiring of the conventional wire harness which has a bonder.

Explanation of symbols

21 Bonder housing case 22a, 22b Opposing member 23 Bonder holding groove 25 Roof 27 Binding extension 29 Binding means 41 Part mounting case 43 Case housing 45 Operation confirmation connector 46 Connector housing 51 Case body 51a Roof 52 Upper cover 52a Roof portion 53 Lower cover 53a Opening 61 External connector insertion port 62 Insertion port cap 63 Thin-walled hinges 161a, 161b, 161c Branch lines 171A, 171B Bonder

Claims (6)

A plurality of bonders that are provided in a wire harness and are connected in a state where conductor ends that are peeled off and exposed at one end of a plurality of covered electric wires are bundled in the same direction, a plurality of bonders, A bonder holding structure capable of accommodating and holding,
An operation confirmation connector for confirming the operation of an electrical device to which the wire harness is connected, in a component attachment case attached to a structure around the wiring path of the wire harness and having a waterproof function, and the bonder A bonder holding structure in which the bonder and the operation checking connector are made non-waterproof. Further comprising a bonder housing case detachably attached to the component mounting case;
The bonder housing case is provided with a bonder holding groove for holding and holding a plurality of bonders inserted from below by a plurality of opposing members arranged around them,
Further, at least one of the bonder receiving case and the component mounting case is a roof that covers the bonder holding groove and prevents liquid from entering into the bonder holding groove from above, and waterproofs the received bonder. The bonder holding structure according to claim 1, further comprising a portion.   3. The bonder according to claim 2, wherein the bonder housing case includes a roof portion that covers the bonder holding groove and prevents liquid from entering the bonder holding groove from above. Retaining structure.   The component mounting case includes a case body having the case housing portion and the connector housing portion, and a lower cover having an opening through which the bonder is inserted and detachably attached to a lower portion of the case body. The bonder holding structure according to claim 2 or 3, wherein the bonder holding structure is provided. The component mounting case includes an upper cover that is detachably attached to the case body having a roof portion that covers the upper portion of the case body.
The upper cover is provided with an external connector insertion port for exposing the operation confirmation connector accommodated in the connector accommodating portion of the case body, and an insertion port cap for opening and closing the external connector insertion port. The bonder holding structure according to claim 4.   The component mounting case is provided with a bonder accommodating portion for accommodating the bonder, and the bonder accommodating portion covers the bonder accommodating portion to prevent liquid from entering into the bonder accommodating portion from above. The bonder holding structure according to claim 1, further comprising a roof portion.

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