JP2007036825A - Transmitter - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reduce adverse effects caused by water infiltration to constitutional members built in a transmitter. <P>SOLUTION: The built-in space of the transmitter is sectioned into a built-in space for constitutional members having high possibility of various operations in an installed state and a built-in space for other constitutional members, the built-in space is sectioned so that respective constitutional members may be individually built in and cover parts for opening/closing respective built-in spaces are individually prepared. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to, for example, a transmitter that transmits information input from various sensors to a receiver, and more particularly to a transmitter that is suitable for use outdoors.

As prior art document information of a transmitter mainly used outdoors, for example, there are the following Patent Documents 1 and 2.
In the inventions described in Patent Documents 1 and 2, when the transmitter is attached to the seat plate at the lower end of the shutter so as to be exposed, an obstacle comes into contact with the seat plate while the shutter is lowered. The sensor senses, and the transmitter transmits the sensing information input from the sensor to the receiver, and the received sensing information is processed by the control means to stop the lowering operation of the shutter. is there.
JP-A-9-242449 ([FIG. 2]) Japanese Patent Laid-Open No. 10-46962 ([FIG. 1] to [FIG. 5])

By the way, a general transmitter is configured by incorporating components such as a connector, a connector cable, a base, and a power source (battery box, external power circuit, power cable, etc.) in a case. When used as described in Patent Documents 1 and 2, the case is provided with a waterproof structure so as not to be submerged.
Further, as an example of the structure of the case, there is a built-in space in which all the constituent members are built in one place and a lid that closes the built-in space, and watertightness is provided between the built-in space and the lid. A waterproof structure is formed with a packing for securing.

In the case of the transmitter having the above configuration, in the case of the structure of the case, since all the structural members are built in the built-in space, temporarily, for example, when wiring other cables to the connector or when replacing the battery If water is immersed in the case when opening the lid, the water may affect not only the component but also other components, which may cause factors such as short-circuiting or corrosion of the circuit board or power supply circuit. There is.
In addition, even if the lid is incomplete, rainwater or the like may be submerged, which may adversely affect all the components as described above.

  In view of the above, an object of the present invention is to reduce the adverse effects of water on the components built in the transmitter, and to provide a transmitter having a novel waterproof structure that solves this problem.

  The first invention adopted to achieve the above object is that a transmitter having a built-in component in a built-in space provided in a case provided with a waterproof structure may perform various operations at least in a mounted state. The transmitter is characterized in that it is divided into a built-in space for a high-constituent member and a built-in space for another constituent member, and a lid portion that opens and closes each built-in space is provided individually.

The transmitter here is a transmitter that is mainly used outdoors and transmits information input from various sensors to the receiver. For example, a shutter device including an overhead door, a roll screen, a blind, an awning device, It can be used as a transmitter for an obstacle sensing device of an opening / closing device that partitions a space portion such as a structure by closing the opening / closing body, such as a door device including a gate, a gate and a sliding door, and a sliding wall device.
The constituent members are all constituent members necessary for configuring a transmitter such as a connector, a connector cable, a base, and a power source (battery box, external power circuit, power cable, etc.).
In addition, the structural members that are highly likely to be subjected to various operations in the attached state are, for example, connectors to which sensor cables are connected and battery boxes in which battery replacement is performed.
The various operations are operations performed with the transmitter attached, such as cable connection and battery replacement.
The transmitter according to the present invention is not limited to the one used outdoors, but can be used indoors, and is particularly suitable for a place where water may be splashed or a place where water may flow down. Can be used for
The transmitter according to the present invention can also be applied to a transmitter of a sensing device other than the obstacle sensing device of the switchgear.

  The built-in space may be at least divided into a built-in space for components that require various operations and a built-in space for other components, but further reduces adverse effects on other components due to water immersion. Therefore, in the second invention, the transmitter is characterized in that the built-in space is partitioned so that all the constituent members are individually housed.

  In addition, as a connection form between the connector, which is a component that is highly likely to perform various operations in the attached state, and the cable in the sensor, a form in which the cable is connected by inserting the connector from the built-in space to the outside of the transmitter, Or you can exemplify the form of inserting the cable into the built-in space and connecting it to the connector in the built-in space, but use the transmitter outdoors, especially in places where there is a possibility of splashing water or where water may flow down In order to protect the connection portion that is not waterproofed from rainwater, etc., the cable is inserted into the built-in space and connected to the connector in the built-in space, as in the third invention. A transmitter is preferred.

  In the case of the third invention, an insertion portion for drawing the cable is required in the case, but in the fourth invention, in order to ensure the ease of the work of drawing the cable into the built-in space, the side wall constituting a part of the built-in space. Provided with an insertion portion that is cut out from the open end edge of the built-in space toward the bottom, and the lid portion is provided with a fitting portion that fits from the open portion side to the insertion portion. A cable holding portion is formed at each of the lower end portion of the insertion portion and the distal end portion of the fitting portion that face each other in the fitting state of the mating portion, and is substantially the same as the cross-sectional shape of the cable by facing the cable holding portion. The transmitter is characterized in that a cable insertion space having a diameter is formed.

In the fourth aspect of the invention, examples of the waterproof structure between the cable insertion space and the cable inserted into the cable insertion space include a waterproof structure that ensures watertightness by packing, caulking, or the like.
As a preferred structure of the waterproof structure, in the fifth aspect of the invention, the waterproof structure is constituted by a lid-like packing that fits fit inside the built-in space, and a support protrusion that supports the lid-like packing closely Is formed around the inner side of the built-in space, and a cable fitting groove that is continuous in the same shape as the cable clamping portion of the insertion portion and in the cable insertion direction is formed on the upper surface of the support protrusion, while the cable fitting is fitted to the lid packing The cable fitting groove that faces the groove and is continuous in the same shape as the cable holding portion of the fitting portion in the cable insertion direction is formed. A continuous cable holding space having the same shape as the cable insertion space is formed with the mating grooves facing each other, and the cable is inserted into the cable holding space in a close-contact manner. Together by a lid-shaped packing is in close contact with the support projections, and a transmitter, characterized by configuring the waterproof structure.
Examples of the material for the lid-like packing here include known materials such as a rubber material and a synthetic resin material.

  In addition, in order to prevent the cable wiring from being complicated when the transmitter is attached, the sixth invention provides a transmitter characterized in that it has at least two built-in spaces containing connectors. The transmitter was a feature.

In the case of the sixth invention, the built-in space containing the unused connector has a through hole formed by the cable insertion space and the cable holding space, and it is necessary to provide a waterproof structure for preventing water from entering the hole. There is.
Therefore, as a structure of the waterproof structure, in the seventh invention, a waterproof structure is formed by closing a through hole formed by the cable insertion space and the cable holding space with a plug lid that fits closely into the cable insertion space and the cable holding space. The transmitter is characterized by comprising.
Examples of the material for the stopper lid here include known materials such as rubber materials and synthetic resin materials.

According to the present invention, the following excellent effects can be expected.
According to the first aspect of the present invention, the internal space for component members and the internal space for other component members that are likely to be subjected to various operations in the attached state are partitioned, so that various operations are performed in the attached state. Even if it is immersed in the built-in space for a component that is highly likely to be performed, it is possible to prevent water from entering another built-in space, and vice versa.
Therefore, since the component member of the built-in space that is not submerged can be protected from the water, the influence of the submersion on the component member built in the transmitter can be reduced.

  Further, according to the second invention, since the built-in space is partitioned so that all the components are individually incorporated, it is further effective in terms of reducing the influence of water immersion on the components built in the transmitter. Is.

  Further, according to the third invention, since the cable connection portion is provided in the built-in space, the connection portion that is not waterproofed can be protected from rainwater or the like when the transmitter is used outdoors.

  According to the fourth aspect of the invention, the cable can be easily pulled into the built-in space, and according to the fifth aspect of the invention, the waterproof structure of the built-in space having the structure of the fourth aspect can be configured. it can.

Further, according to the sixth aspect of the present invention, since the cable wired to the transmitter can be a built-in space connector in a direction close to the connection side of the cable, the length of the cable is minimized. This can prevent the cable wiring from becoming complicated.
And according to 7th invention, in the transmitter of 6th invention, the waterproof structure of the built-in space which is not used can be comprised.

The best mode for carrying out the transmitter of the present invention will be described below with reference to the drawings.
In the following description, the “opening / closing body thickness direction” means the thickness direction of the opening / closing body in the closed state.
Further, the “opening / closing body width direction” means a direction that is substantially orthogonal to the opening / closing direction of the opening / closing body and is not the thickness direction of the opening / closing body.
The “opening / closing body opening / closing direction” means a direction in which the opening / closing body slides to partition or open the space.

  The transmitter 1 exemplified in the present embodiment is attached to the opening / closing body device A whose opening / closing direction is the vertical direction, and this contact is made when the obstacle B comes into contact with the seat plate member A13 while the opening / closing body A1 is descending. Is detected by the sensor 2, and the transmitter 1 transmits the sensing information input from the sensor 2 to the receiver 3, and the control means (not shown) processes the received sensing information, so that the opening / closing body A1 It is used for an obstacle sensing device that stops the descent operation or reverses the descent operation (see FIG. 1).

The opening / closing body device A exemplified in the present embodiment is disposed in an opening portion or inside a building / structure such as a house, building, warehouse, factory, underground shopping street, tunnel, vehicle loading platform, etc., and opens and closes the opening portion, It is a shutter device that partitions and opens the space inside the housing.
The opening / closing body device A includes an opening / closing body A1 that opens and closes by sliding an end in the opening / closing body closing direction, and left and right guide rails A2 that guide both ends in the opening / closing body width direction in the opening / closing direction. A 2, a winding device A 3 that winds and unwinds the opening / closing body A 1 on the opening / closing body opening direction side, and the obstacle sensing device.

The opening / closing body A1 is configured by connecting a plurality of so-called slats A11 having a horizontally long rectangular shape so as to rotate up and down to constitute an opening / closing body main body A12, and a lower side (closing direction side) of the opening / closing body main body A12. A seat plate member A13 for abutting against an abutting target portion such as a floor surface, the ground, a frame member, or the like is connected to the end of the opening / closing body in the width direction of the opening / closing body.
In the present embodiment, the configuration of the opening / closing body main body A12 in the opening / closing body A1 is illustrated as a structure in which a plurality of slats are connected. However, as another configuration of the opening / closing body main body A12, a plurality of pipes are connected by link members. Examples include a configuration in which the panels are connected, a configuration in which a single or a plurality of panels, a sheet-like object or a net-like object are provided, or a structure in which slats and pipes are appropriately combined.
The guide rail A2 is a member that guides the end portion in the opening / closing body width direction in the opening / closing direction, and is disposed on each of both end sides in the opening / closing body width direction in the opening / closing body opening / closing direction.
The winding device A3 winds up the opening / closing body main body A12 by a winding shaft (not shown) built in the storage case A31 and feeds it from the winding shaft.

The obstacle sensing device of the present embodiment includes a transmitter 1 attached to the seat plate member A13, a sensor 2 connected to the transmitter 1 via a cable 21, and the transmitter 1 on the winding device A3 side. And a receiver 3 attached so as to substantially face each other.
The sensing information is transmitted from the transmitter to the receiver by an optical signal or a radio signal.

The transmitter 1 includes a connector C1, a connector cable C2, a base C3, and a power source (hereinafter referred to as a “battery box”) C4 which are constituent members constituting the transmitter 1, and each of these constituent members is a case 10. The built-in space S is built in (see FIG. 2).
The built-in space S includes a first built-in space S1 and a second built-in space S2 containing the connector C1, the connector cable C2, a third built-in space S3 containing the base C3, and a fourth built-in space S4 containing the battery box C4. It is divided into and.
The built-in spaces S1, S2, S3, and S4 are individually provided with lids S10, S20, S30, and S40 that open and close the built-in spaces S1, S2, S3, and S4.
In addition, a waterproof structure is formed between the built-in spaces S1, S2, S3, and S4 and the lid portions S10, S20, S30, and S40.
Each of the built-in spaces S1, S2, S3, S4 includes a first built-in space S1, a fourth built-in space S4, a third built-in space S3, and a second built-in space S2 from the left side of the drawing along the width direction of the opening / closing body A1. It is formed in order.
The first built-in space S1, the second built-in space S2, and the fourth built-in space S4 are along the opening / closing body width direction when the transmitter 1 is attached, and the directions of the lids S10, S40, S20 are the opening / closing body body. The third built-in space S3 is made to face the opposite side to A12, and the direction of the cover part S30 faces the seat plate member A13.
That is, the transmitter 1 of the present embodiment can perform the wiring work of the cable 21, the battery replacement work, etc. with the transmitter 1 attached to the first internal space S 1, the second internal space S 2, and the fourth internal space S 4. The third built-in space S3 is provided in such a direction as to face the seat plate member A13 so as to protect the base C3 from rainwater or the like.

The first built-in space S1 and the second built-in space S2 are both formed with an insertion portion 4 constituting a part of a cable insertion space 6 described later, and the cable insertion space 6 is formed in the lid portion S10 and the lid portion S20. The fitting part 5 which comprises a part of is formed (refer FIG. 3).
Since the structure of the first built-in space S1 and the second built-in space S2 is the same, only the first built-in space S1 will be described in the following description, and the description of the second built-in space S2 will be given the same symbol. Is omitted.

The insertion portion 4 is notched in the side wall S11 located on the opening / closing body width direction side of the first built-in space S1 so that the width thereof is substantially the same as the diameter of the cable 21 from the open end edge toward the bottom portion. A cable holding portion 41 is formed on the bottom side of the cable 21 so that the substantially radial portion of the cable 21 fits therein.
The fitting portion 5 protrudes on the back side of the lid portion S10 as a fitting width that fits the insertion portion 4 from the open portion side, and a substantially radial portion of the cable 21 is fitted to the tip thereof. A cable holding part 51 having a shape is formed.
When the first built-in space S <b> 1 is closed with the lid S <b> 10, the fitting part 5 is fitted into the insertion part 4, so that the cable holding parts 41 and 51 face each other and are substantially the same as the cable 21. The aforementioned cable insertion space 6 having a diameter is formed.

The waterproof structure of the first built-in space S1 is configured by a lid-like packing 7 that fits inside the first built-in space S1.
Specifically, a support protrusion 71 that supports the lid-like packing 7 in a close contact manner is provided around the side wall of the first built-in space S1.
Further, on the close contact surface 71A of the support protrusion 71, a cable fitting groove 72 that is continuous in the same shape as the cable holding portion 41 of the insertion portion 4 in the cable insertion direction is formed. A cable fitting groove 73 that faces the cable fitting groove 72 and is continuous in the same shape as the cable holding part 51 of the fitting part 5 in the cable insertion direction is formed, and both the cable fitting grooves 72 and 73 are made to face each other. When the lid-like packing 7 is brought into intimate contact with the contact surface 71A of the support protrusion 71 in a state where the cable is inserted, a continuous cable holding space 8 having the same shape as the cable insertion space 6 is formed.

That is, when the cable 21 is inserted into the first built-in space S1, the cable 21 is inserted from the side surface thereof from the open side of the insertion portion 4 and connected to the connector C1, and the cable clamping portion 41 and the cable fitting groove are connected. 72.
Furthermore, the cable 21 is clamped and inserted through the cable clamping space 8 formed by fitting the lid-shaped packing 7 into the first built-in space S1 by the method described above.
Then, the cable 21 is inserted into the insertion space 6 in a substantially conforming manner by closing the first built-in space S1 with the method described above.
At this time, the lid-like packing 7 forms a waterproof structure by being in close contact with the contact surface 71A of the support protrusion 71, the side wall of the first built-in space S1, the cable 21, and the cover portion S10.

As part of the waterproof structure, the connector cable C2 in the first built-in space S1 is inserted into the fourth built-in space S4 closer to the upper side (closer to the opening direction side of the opening / closing body A1), and the cable insertion space 6 and The cable clamping space 8 is set closer to the upper side (closer to the opening direction of the opening / closing body A1), and the connector C1 and the cable 21 are closer to the upper side of the first built-in space S1 (closer to the opening direction of the opening / closing body A1). Even if the water is submerged by the connection, the water accumulates on the lower side (the closing direction side of the opening / closing body A1) of the first built-in space S1, so that it is closer to the upper side (closer to the opening direction side of the opening / closing body A1). The adverse effect due to water immersion on the connector C1 and the connector cable C2 connected in (1) can be reduced.
Note that the insertion part 4 of the cable 21 may be provided by shifting the position in the height direction (opening / closing body opening / closing direction) between the first built-in space S1 and the second built-in space S2 arranged on the left and right of the transmitter 1.
By doing in this way, it becomes possible to make lid part S10, S20 of the said both built-in space into the same shape, and can aim at common use of a member.

Furthermore, the lid S10 of the present embodiment is configured to screw and fix the screw D from the outside of the screw hole S12 opened in the lid S10 with respect to the first built-in space S1. In S1, a support D1 in which a screw hole D10 is formed is erected (see FIG. 5).
The support D1 has a tip portion D11 that is flush with the contact surface 71A of the support protrusion 71, and the lid-like packing 7 is in close contact with the tip portion D11.
The lid-like packing 7 is formed with a through hole 74 for a screw D, and the lid-like packing 7 is fitted into the first built-in space S1 as described above, and the lid portion S10 is placed over the screw D. By fixing with, the lid-like packing 7 can be brought into close contact with the tip end portion D11 to prevent water from entering the screw hole S12.
As the waterproof structure of the connection portion between the connector C1 and the cable 21 and the insertion portion of the connector cable C2 in the first built-in space S1 into the fourth built-in space S4, the connection portion may be covered with a material having a waterproof effect. It is also effective to block the insertion part (not shown).
Examples of the waterproof material include water-repellent viscous materials such as silicon materials and grease materials, vinyl tapes, rubber materials, and synthetic resin materials.
In addition, the first built-in space S1 and the second built-in space S2 can not only store the connection portion of the connector C1 after the connection, but can also store a surplus portion such as the cable 21. The surplus part of the cable 21 and the like may be wound around the support D1 and stored.

Further, when the cable 21 is connected to the connector C1 of the first built-in space S1, a through hole E is formed in the other second built-in space S2 due to the continuous cable holding space 8 having the same shape as the cable insertion space 6. It is necessary to prevent water from entering through the through hole E.
In this embodiment, by fitting a plug lid 9 having the same diameter as the cable 21 into the through hole E, a waterproof structure is formed in the through hole E (see FIG. 6).
The stopper lid 9 has a retaining flange 91 in the fitted state. The stopper 91 is hooked on the inner end of the through hole E to prevent the stopper lid 9 from coming off.
Further, the method for fitting the plug lid 9 is substantially the same as the method for inserting the cable 21, that is, with the flange portion 91 facing the inner side of the second built-in space S2, The cable is inserted from the opening part side of the insertion part 4 into the cable fitting part 41 and the cable fitting groove 72.
Further, the plug lid 9 is sandwiched and inserted into the cable clamping space 8 formed by fitting the lid-shaped packing 7 into the second built-in space S2 by the above-described method.
Then, by closing the second built-in space S2 with the above-described method of the lid S20, the plug lid 9 is inserted into the insertion space 6 in a substantially conforming manner.
At this time, by fixing the lid portion S20 with the screw D, the lid-like packing 7 is in close contact with the contact surface 71A of the support protrusion 71, the side wall of the second built-in space S2, the plug lid 9, and the lid portion S20 to be waterproof. Configure the structure.
The plug lid 9 may be configured to be removable without removing the lid portion S20. For example, if the plug lid 9 having the configuration exemplified above is inserted from the outside of the through hole E, the lid portion It can be detached without removing S20.

The waterproof structure of the third built-in space S3 and the fourth built-in space S4 is such that the packing P is mounted over the entire inner periphery of the open end, and when the built-in space is closed with the lids S30 and S40, It is a structure comprised by the back surface of part S30, S40 closely_contact | adhering to the packing P. FIG.
The lid S30 is fixed to the third built-in space S3 by screwing the screw D2, and can be removed from the third built-in space S3 by removing the screw D2.
The lid S40 is fixed by locking a known lock mechanism R that locks and unlocks the fourth built-in space S4 using a jig such as a coin or a screwdriver. 4 It can be removed from the built-in space S4.

The battery box C4 disposed in the fourth built-in space S4 has a structure that is not energized unless the insertion direction of the battery C41 is accurate.
Specifically, as shown in FIG. 2, the + side electrode S41 is provided on the bottom side of the recess S42 into which the + side C42 of the battery C41 is inserted, and when the battery C41 is inserted, the + side C42 is While being inserted into the recess S42, it is pressed against the + side electrode S41 by the urging force of the -side electrode S43 so as to come into contact therewith.
Further, in the above structure, when the battery C41 is inserted in the reverse direction, the negative side portion C43 contacts the inlet side end portion S42 ′ of the concave portion S42 so that it does not contact the positive side electrode S41. Energization when the battery C41 is inserted in the wrong direction can be prevented, and adverse effects on the circuits and the like due to energization in the reverse direction can be prevented.

The structure described above is a structure that is not energized when the insertion direction of the battery C41 is reverse, but the structure shown in FIGS. 8 and 9 does not specify the insertion direction of the battery C41, The structure is designed to energize correctly.
Specifically, recesses S44 and S45 into which the + side portion C42 of the battery C41 is inserted are formed on both sides of the battery box C4, and + side electrodes S41 and S41 ′ are provided at the bottom thereof, and the entrances of the recesses S44 and S45 are provided. Negative side electrodes S43 and S43 ′ are provided at the side ends.
Further, the negative electrodes S43 and S43 ′ have a spring structure (plate spring structure in the drawing) that applies a biasing force to the concave portions S44 and S45 that face the battery C41, and the battery box by this biasing force. The positive side part C42 is pressed against the positive side electrodes S41 and S41 ′ and brought into contact with the battery C41 put in the C4.
The negative side electrodes S43 and S43 ′ are not in contact with the outer side of the insulator C44 around the protruding positive side part C42 or the inner side of the insulator C44, and are in a position in contact with the insulator C44. When C41 is inserted, the negative electrodes S43 and S43 ′ are not energized.
The wiring structure wired to each of the electrodes is made by connecting the cables 22 and 23 wired to both the + side electrodes S41 and S41 ′ to connect to the base C3 as a single cable 24, and to connect the both side electrodes S43. , S43 ′, the cables 25, 26 are connected and connected to the substrate C3 as a single cable 27.
According to the structure of this battery box C4, the insertion direction of the battery C41 is not specified and can be correctly inserted in either the forward or reverse direction. For example, the insertion work of the battery C41 when the battery box C4 is difficult to see. Can be performed very easily.

Reference numeral F is an attachment plate for attaching the transmitter 1 to the seat plate member A13, and is integrally formed at both ends of the transmitter 1.
The attachment plate F is formed in a substantially L-shaped side surface extending from the side edge of the opening / closing body A1 to the side edge of the seat plate member A13, and the plate body F1 on the side edge of the opening / closing body A1 is provided on the side surface in the opening / closing direction of the seat plate member A13. A screw hole F2 for fixing is opened, and the plate body F3 on the side edge of the seat plate member A13 is fixed to the side surface in the thickness direction of the seat plate member A13, and its mounting position is adjusted in the thickness direction. A long hole F4 is formed (see FIG. 7).
That is, when the transmitter 1 is attached to the seat plate member A13, when the transmitter 1 is most fixed on the opening / closing body A1 side, the transmitter 1 is fixed with the screw D3 using the screw hole F2, and the opening / closing body A1 is located more than the position. In the case of fixing at a position moved away from the thickness direction side, it is fixed with a screw D4 using a long hole F4.
For example, when the opening / closing body A1 is moved in the opening direction and stored in the storage case A31, the screw hole F2 and the long hole F4 are openings (which serve as a passage for the opening / closing body A1 of the storage case A31) ( When the position is set so as not to interfere with the edge of the transmitter (not shown) or the position where the signal from the transmitter 1 is accurately received by the receiver 3, the position can be properly used for the most suitable position.
That is, the transmitter 1 is moved from the position fixed by using the screw hole F2 to the distance that can be moved in the thickness direction by using the screw hole F4 so as to be the optimum position in the field, and at the optimum position. A transmitter 1 can be attached.

In addition, this invention is not limited to the illustrated form, The implementation by the structure of the range which does not deviate from the content described in each item of a claim is possible.
For example, in the embodiment exemplified above, a configuration in which two built-in spaces for housing the connector C1 and the connector cable C2 are provided as the first and second built-in spaces is illustrated. However, in the present invention, the first built-in space S1 is provided. And the second built-in space S2 may be used as the transmitter 1 (not shown).
Moreover, although the form illustrated above has illustrated the form using a battery for the power supply, in the present invention, an AC / DC power supply may be used as a power supply other than this battery (not shown).

  The transmitter of the present invention can also be used in transmitters other than the transmitter used in the obstacle detection device of the illustrated opening / closing body device.

The state which attached the transmitter concerning this invention to the opening-closing body apparatus is shown. (a) is a partially cutaway front view of a transmitter according to the present invention, and (b) is a view taken in the direction of arrow (b) in (a). (3)-(3) sectional view taken on the line of FIG. FIG. 4 is a sectional view taken along line (4)-(4) in FIG. 2. FIG. 5 is a sectional view taken along line (5)-(5) in FIG. 2. FIG. 3 is a sectional view taken along line (6)-(6) in FIG. (7)-(7) sectional view taken on the line of FIG. The other form of a battery box is shown. (9)-(9) sectional view taken on the line of FIG.

Explanation of symbols

1: transmitter 2: sensor 3: receiver 4: insertion part 5: fitting part 6: cable insertion space 7: lid-like packing 21: cable 41: cable clamping part 51: cable clamping part 71: support protrusion A: opening and closing Body device A1: Opening and closing body A2: Guide rail A3: Winding device A13: Seat plate member B: Obstacle C1: Connector C2: Connector cable C3: Base C4: Battery box (power supply)
S: Built-in space S1: First built-in space S2: Second built-in space S3: Third built-in space S4: Fourth built-in space S10, S20, S30, S40: Cover part 71A: Adhering surface 72: Cable fitting groove 73: Cable fitting groove 8: Cable clamping space D1: Support body D11: Tip portion 74: Through hole S12: Screw hole E: Through hole 9: Plug lid 91: Gutter

Claims (7)

In a transmitter having a built-in component in a built-in space provided in a case with a waterproof structure,
At least, it is divided into a built-in space for component members and a built-in space for other component members that are likely to be subjected to various operations in the mounted state, and individually provided with a lid portion that opens and closes each built-in space. Features transmitter.   The transmitter according to claim 1, wherein the built-in space is partitioned so as to individually house all the constituent members.   3. The transmitter according to claim 1, wherein a cable connected to the transmitter is inserted into the internal space and connected to the connector in the internal space.   The side wall that forms part of the internal space is provided with an insertion part that is notched from the open edge of the internal space toward the bottom, while the lid is fitted to the insertion part from the open part side. A cable holding portion is formed at each of a lower end portion of the insertion portion and a distal end portion of the fitting portion that face each other in the fitted state of the fitting portion, and the cable holding portion faces each other. The transmitter according to any one of claims 1 to 3, wherein a cable insertion space having substantially the same diameter as a cross-sectional shape of the cable is formed.   A waterproof structure is configured by a lid-like packing that fits inside the built-in space in a conforming manner, and a support projection that closely supports the lid-like packing is provided around the inside of the built-in space. A cable fitting groove that is continuous in the same shape as the cable clamping portion of the insertion portion in the cable insertion direction is formed on the upper surface of the insertion portion, while the lid-like packing faces the cable fitting groove and the cable of the fitting portion The cable insertion space is formed in a state where the cable fitting groove is formed in the same shape in the holding portion and the cable insertion direction, and the both cable fitting grooves face each other when the lid-like packing is fitted in the built-in space. A continuous cable holding space is formed in the same shape as the cable, and the cable is inserted in close contact with the cable holding space, and the lid packing is in close contact with the support protrusion. The transmitter of claim 4, characterized in that it constitutes a waterproof structure.   The transmitter according to any one of claims 1 to 5, wherein at least two built-in spaces for housing the connector are provided.   7. The waterproof structure is configured by closing a through hole formed by the cable insertion space and the cable holding space with a plug lid that fits closely into the cable insertion space and the cable holding space. Transmitter.

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