JP2012149732A - Cabinet linking member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a cabinet linking member which can improve assembling workability.SOLUTION: When rotating a bolt 18 of a linking means 16 constituting the cabinet linking member 10 in a direction about a bolt axis, a nut 20 also rotates, and the nut 20 abuts on a rotation inhibition part 52B of a nut locking part 52 of a receiving member 14, and inhibited in rotation. Furthermore, when the bolt 18 rotates, the nut 20 is moved in a bolt axial direction, and abuts on an axial abutting part 52A of the nut locking part 52. On the other hand, since a head 18B of the bolt 18 abuts on the bolt locking part 50 of a body 12A of the receiving member 12 via a washer 42, the receiving member 12 and a receiving member 14 are drawn in with respect to each other by the rotation of the bolt 18, and one cabinet 24 and the other cabinet 26 are brought into a linked state.

Description

  The present invention relates to a cabinet connecting member for connecting two cabinets in which mounting holes are formed, in a state in which these mounting holes are overlapped so as to communicate with each other, by insertion into the mounting holes and subsequent rotation operation. Is.

  Conventionally, there exists patent document 1 as a cabinet connection member, for example. In this prior art, the stopper is provided with a collar portion and a retaining member at both ends of the shaft portion, and the stopper is passed through the two through holes of the two base members connected to each other and rotated 90 degrees around the shaft. Thus, together with retaining, the mother body with 2 is attracted to each other.

Reality 6-8323

  However, in Patent Document 1, it is necessary to insert a stopper from one side of the two through holes and to grip and rotate the stopper body protruding from the other side of the through hole. For this reason, since the stopper is operated from both sides of the mother body, the assembly work may be difficult.

  This invention considers the said fact and makes it a subject to obtain the cabinet connection member which can improve assembly workability | operativity.

  The cabinet connecting member according to claim 1 is a pair of receiving members attached to through holes formed in two cabinets to be connected, a bolt inserted into the pair of receiving members, and a tip of the bolt. A coupling means comprising: a nut screwed into a pair and inserted into the pair of receiving members; a bolt locking portion formed on the pair of receiving members and locked to the head of the bolt; A nut locking portion that is formed on a pair of receiving members and that locks the nut, and the nut locking portion includes a rotation blocking portion that blocks rotation of the nut in the direction around the bolt shaft. And an axial contact portion that contacts the nut by the movement of the nut in the bolt axial direction.

  In the cabinet connecting member according to the first aspect of the present invention, the pair of receiving members are attached to the through holes formed in the two cabinets. Then, the coupling means is inserted into the pair of receiving members, and after the head portion of the bolt is locked to the bolt locking portion of the one receiving member, the bolt is rotated in the direction around the bolt shaft to be screwed into the bolt. The nut thus engaged is locked to the rotation blocking portion of the nut locking portion of the other receiving member. Further, when the bolt is rotated in the direction around the bolt shaft, the nut moves in the bolt shaft direction and comes into contact with the axial contact portion of the nut locking portion, thereby bringing the pair of receiving members closer. As a result, the cabinets can be connected without having to work from the side opposite to the insertion side only by rotating the bolt from the one direction side which is the insertion side of the connection means. For this reason, assembly workability improves. Furthermore, since a pair of receiving members are used, the number of parts is reduced and the cost can be reduced.

  According to a second aspect of the present invention, in the cabinet connecting member according to the first aspect, a plurality of the nut locking portions are formed at predetermined intervals along the circumferential direction of the pair of receiving members.

  In the cabinet connecting member according to the second aspect of the present invention, a plurality of nut locking portions are formed at predetermined intervals along the circumferential direction of the pair of receiving members. Touch. For this reason, the assembly workability is further improved.

  According to a third aspect of the present invention, in the cabinet connecting member according to the first or second aspect, the bolt locking portion and the nut locking portion are formed continuously.

  In the cabinet connecting member according to the third aspect of the present invention, since the bolt engaging portion and the nut engaging portion are formed continuously, the rigidity of the pair of receiving members is improved.

  According to a fourth aspect of the present invention, in the cabinet connecting member according to any one of the first to third aspects, the nut rotates in front of the nut locking portion on the inner peripheral portion of the pair of receiving members. A guide portion for preventing the above is formed.

  In the cabinet connecting member according to the fourth aspect of the present invention, the rotation of the nut before the nut locking portion is prevented by the guide portion formed on the inner peripheral portion of the pair of receiving members. For this reason, a nut can be easily latched by a nut latching | locking part, and assembly | attachment workability | operativity further improves.

  According to a fifth aspect of the present invention, in the cabinet coupling member according to any one of the first to fourth aspects, the coupling means is housed in the pair of receiving members in a state where the cabinet is coupled.

  In the cabinet connecting member according to the fifth aspect of the present invention, the connecting means is housed inside the pair of receiving members in a state where the cabinets are connected, and the connecting means does not protrude from the pair of receiving members. For this reason, other members abut on the connecting means, and the cabinet connection is not inadvertently released.

  Since the cabinet connecting member according to the first aspect of the present invention has the above-described configuration, the assembling workability can be improved. Further, the cost can be reduced.

  Since the cabinet connecting member according to the second aspect of the present invention has the above configuration, the assembling workability can be further improved.

  Since the cabinet connecting member according to the third aspect of the present invention has the above configuration, the rigidity of the pair of receiving members can be improved.

  Since the cabinet connecting member according to the fourth aspect of the present invention has the above-described configuration, the assembling workability is further improved.

  Since the cabinet connecting member of the present invention according to claim 5 has the above-described configuration, it is possible to prevent the cabinet from being unintentionally released.

It is a sectional side view which shows the connection state of the cabinet connection member which concerns on one Embodiment of this invention. It is the perspective view which made the cross section the part which shows the connection state of the cabinet connection member which concerns on one Embodiment of this invention. It is a sectional side view which shows the state in the middle of the connection of the cabinet connection member which concerns on one Embodiment of this invention. It is the perspective view which made a part the cross section which shows the state in the middle of the connection of the cabinet connection member which concerns on one Embodiment of this invention. It is the perspective view seen from the collar part side which shows the receiving member of the cabinet connection member which concerns on one Embodiment of this invention. It is the perspective view seen from the main-body part side which shows the receiving member of the cabinet connection member which concerns on one Embodiment of this invention. It is a sectional side view which shows the receiving member of the cabinet connection member which concerns on one Embodiment of this invention. It is a perspective view which shows the state before the connection of the cabinet connection member which concerns on one Embodiment of this invention.

Next, an embodiment of the cabinet connecting member of the present invention will be described with reference to FIGS.
(Configuration of cabinet connecting member)
Next, the structure of the cabinet connection member 10 of this embodiment is demonstrated.
As shown in FIG. 8, the cabinet connecting member 10 of this embodiment includes a pair of receiving members 12 and 14 and a connecting means 16, and the connecting means 16 includes a bolt 18 and a nut 20. The receiving member 12 can be attached to a through hole 28 formed in one cabinet 24 of the cabinets 24 and 26 connected to each other, and the receiving member 14 is attached to the other cabinet 26 of the cabinets 24 and 26 connected to each other. It can be attached to the formed through hole 30.

  The insertion direction of the receiving member 12 into the through hole 28 formed in one cabinet 24 (the direction of arrow A in FIG. 8) and the insertion direction of the receiving member 14 into the through hole 30 formed in the other cabinet 26. (In the direction of arrow B in FIG. 8) is from opposite sides of the facing surfaces 24A and 26A of the cabinet 24 and the cabinet 26, respectively.

(Structure of connecting means)
As shown in FIG. 1, the bolt 18 of the connecting means 16 is provided with a head portion 18B larger than the diameter of the screw portion 18A at one end of the screw portion 18A, and a cross-shaped recess 36 is formed in the head portion 18B. . Further, a stopper 38 larger than the diameter of the screw portion 18A is fixed to the other end of the screw portion 18A, and the nut 20 screwed to the screw portion 18A is prevented from falling off from the screw portion 18A by this stopper 38. It has become.

  The shape of the head portion 18B of the bolt 18 may be other shapes such as a square or a hexagon in which the recess 36 is not formed.

  A cylindrical collar 40 is provided on the outer periphery of the screw portion 18A of the bolt 18 with respect to the screw portion 18A in the axial direction of the bolt 18 (bolt axial direction, arrows C and D directions in FIG. 1) and the axial direction of the bolt 18 ( It is provided so as to be movable in the direction around the bolt shaft (arrow E direction in FIG. 1). A thin plate-shaped washer 42 is provided between the head 18B of the bolt 18 and the collar 40, and the inner diameter of the washer 42 is smaller than the outer diameter of the collar 40 and the outer diameter of the head 18B. Is larger than the outer diameter of the head 18B. For this reason, the washer 42 is also provided so as to be movable in the bolt axis direction and the direction around the bolt axis with respect to the screw portion 18A of the bolt 18.

  As shown in FIG. 2, the nut 20 of the connecting means 16 is formed of a long thin plate, and a screw hole formed in the center portion is screwed into a screw portion 18 </ b> A of the bolt 18. The nut 20 is attached between a stopper 38 fixed to the bolt 18 and the collar 40.

  Accordingly, when the bolt 18 is rotated in the direction in which the nut 20 is prevented from rotating, the nut 20 moves in a direction approaching the head 18B of the screw portion 18A of the bolt 18 (in the direction of arrow D in FIG. 1). It is supposed to be.

(Configuration of receiving member)
Next, the receiving member 12 of this embodiment is demonstrated. In addition, since the receiving member 14 of this embodiment is comprised with the same member and the same shape and material (for example, resin material) as the receiving member 12, description about the receiving member 14 is abbreviate | omitted.

  As shown in FIGS. 5 and 6, the main body 12A of the receiving member 12 has a cylindrical shape, and an annular flange 12B is formed at one end of the main body 12A. A plurality of convex portions 44 are formed at predetermined intervals along the circumferential direction on the outer peripheral portion 12C of the main body portion 12A, and these convex portions 44 are formed along the axial direction of the main body portion 12A. ing.

  Therefore, when the receiving member 12 is inserted into the through hole 28 formed in one cabinet 24, the flange 12B of the main body 12A abuts on the peripheral edge of the through hole 28 and the main body 12A as shown in FIG. The convex portion 44 of the outer peripheral portion 12 </ b> C comes into contact with the inner peripheral portion of the through hole 28. Note that the length of the main body 12 </ b> A of the receiving member 12 is equal to or shorter than the length of the through hole 28.

  On the other hand, as shown in FIGS. 5 and 6, a bolt locking portion 50 is formed to protrude from the inner peripheral portion 12 </ b> D of the main body portion 12 </ b> A, and the bolt locking portion 50 extends along the circumferential direction of the main body portion 12 </ b> A. Two places are formed at intervals of 180 degrees.

  As shown in FIG. 1, the head 18 </ b> B of the bolt 18 is brought into contact with the bolt locking portion 50 of the main body portion 12 </ b> A via a washer 42. The bolt 18 is easier to rotate than the configuration in which the portion 18B directly abuts. In addition, it is good also as a structure which the head 18B of the volt | bolt 18 contact | abuts directly on the volt | bolt latching | locking part 50 of 12 A of main body parts.

  As shown in FIG. 5, a nut locking portion 52 is formed to project from a portion of the inner peripheral portion 12 </ b> D of the main body portion 12 </ b> A that is on the back side (opposite side of the flange portion 12 </ b> B) from the bolt locking portion 50. The nut locking portions 52 are formed at two positions at intervals of 180 degrees along the circumferential direction of the main body portion 12A. Further, the nut locking portion 52 includes an axial contact portion 52A that contacts the nut 20 by movement of the nut 20 in the bolt shaft direction (arrow D direction in FIG. 1), and a direction around the bolt shaft of the nut 20 (in FIG. 1). A rotation prevention part 52B that contacts the nut 20 by rotation in the direction of arrow E), and the axial contact part 52A and the rotation prevention part 52B are continuous. Further, the rotation blocking portion 52B of the nut locking portion 52 is continuous with the bolt locking portion 50, and a longitudinal shape through which the nut 20 can pass between the pair of nut locking portions 52 (bolt locking portions 50). It is the hole part 55 of this.

  Therefore, the rigidity of the receiving member 12 is improved by forming the nut locking portion 52 and the bolt locking portion 50 continuously on the inner peripheral portion 12D of the main body portion 12A.

  As shown in FIG. 7, a guide portion 56 is formed on the inner peripheral portion 12D of the main body portion 12A. The guide portion 56 is formed so as to protrude along the axial direction of the main body portion 12A on the back surface side (the side opposite to the flange portion 12B) of the pair of nut locking portions 52 and the bolt locking portions 50. Moreover, as shown in FIG. 6, the guide part 56 is made into the circular arc shape along the circumferential direction of 12 A of main-body parts.

  Therefore, when the connecting means 16 is passed through the receiving member 12 and the receiving member 14, the nut 20 of the connecting means 16 moves along the guide portion 56. For this reason, the nut 20 enters between the nut locking portion 52 of the receiving member 12 and the nut locking portion 52 of the receiving member 14, and it is difficult to pass the connecting means 16 between the receiving member 12 and the receiving member 14. Can be suppressed.

  As shown in FIG. 2, the total length of the connecting means 16 of the cabinet connecting member 10 is set to be smaller than the sum of the axial length of the receiving member 12 and the axial length of the receiving member 14. For this reason, in the state which connected one cabinet 24 and the other cabinet 26, the connection means 16 is accommodated in the inside of the receiving member 12 and the receiving member 14. As shown in FIG.

  Therefore, in a state where one cabinet 24 and the other cabinet 26 are connected, other members abut on the connecting means 16 so that the connection between the cabinet 24 and the cabinet 26 is not inadvertently released. .

(Cabinet connection procedure)
Next, a procedure for connecting the cabinet 24 and the cabinet 26 by the cabinet connecting member 10 of this embodiment will be described.

  First, as shown in FIG. 8, the receiving member 12 is attached to a through hole 28 formed in one cabinet 24 of the cabinets 24, 26 that connect the receiving members 12, and the other cabinet of the cabinets 24, 26 that connects the receiving members 14 to each other. It is attached to the through hole 30 formed in 26.

  At this time, the insertion direction of the receiving member 12 and the receiving member 14 into the through holes 28 and 30 is from the opposite side of the facing surfaces 24A and 26A of the cabinets 24 and 26 (the direction of arrow A or arrow B in FIG. 8). . Further, the flange portion 12B of the main body portion 12A of the receiving member 12 is brought into contact with the peripheral edge portion of the through hole 28, and the flange portion 14B of the main body portion 14A of the receiving member 14 is brought into contact with the peripheral edge portion of the through hole 30. Further, the longitudinal direction of the hole 55 of the receiving member 12 and the longitudinal direction of the hole 55 of the receiving member 14 are aligned in the horizontal direction, for example.

  In addition, if the receiving member 14 is attached to the through hole 30 before the cabinet 24 and the cabinet 26 are arranged at the coupling position, the receiving member is arranged from the cabinet 26 side after the cabinet 24 and the cabinet 26 are arranged at the coupling position. The operation | work which attaches 14 to the through-hole 30 becomes unnecessary.

  Next, the cabinet 24 and the cabinet 26 are arranged at the connection positions, and it is confirmed that the longitudinal directions of the hole 55 of the receiving member 12 and the hole 55 of the receiving member 14 are the same.

  Next, as shown in FIGS. 3 and 4, the connecting means 16 is inserted into the hole 55 of the receiving member 12 and the hole 55 of the receiving member 14 from the distal end side (stopper 38 side), and the nut of the connecting means 16 is inserted. 20 is fed ahead of the nut locking portion 52 of the receiving member 14, and the head portion 18B of the bolt 18 is brought into contact with the bolt locking portion 50 of the main body portion 12A via the washer 42.

  Next, the bolt 18 is rotated in the fastening direction by a tool such as a Phillips screwdriver. Thereby, the nut 20 together with the bolt 18 rotates in the direction around the bolt axis. The rotated nut 20 comes into contact with the rotation preventing portion 52B of the nut locking portion 52 and is prevented from rotating. For this reason, when the bolt 18 is further rotated in the fastening direction, the nut 20 moves in the bolt axial direction (in the direction of arrow D in FIG. 1), as shown in FIGS. Abutting on the abutting portion 52A.

  Therefore, by further rotating the bolt 18 in the fastening direction, the receiving member 12 and the receiving member 14 are attracted to each other, and one cabinet 24 and the other cabinet 26 are connected to each other.

  It should be noted that the procedure is reversed when the connected state between the cabinet 24 and the cabinet 26 is released.

(Action / Effect)
As described above, in the cabinet connecting member 10 according to the present embodiment, the cabinet 24 and the cabinet 26 are connected only by rotating the bolt 18 in the fastening direction from one direction side of the cabinet 24 that is the insertion side of the connecting means 16. Can be. For this reason, the cabinet 24 and the cabinet 26 can be put into a connected state without operating the connecting means 16 from the cabinet 26 side opposite to the insertion side of the connecting means 16. As a result, the assembly workability is improved.

  Moreover, in this embodiment, since the bolt latching | locking part 50 and the nut latching | locking part 52 are formed in both the receiving member 12 and the receiving member 14, insertion of the connection means 16 is received by the receiving member 12 side. Since it is not limited to one with the member 14 side, assembly workability | operativity further improves.

  Moreover, in this embodiment, since the receiving member 12 and the receiving member 14 are the same members, a number of parts decreases and cost reduction is possible.

  Moreover, in this embodiment, since the nut latching | locking part 52 is formed in two places at intervals of 180 degree | times along the circumferential direction of the receiving member 12 and the receiving member 14, when the nut latching | locking part 52 is one place Compared to the above configuration, the nut 20 easily comes into contact with the nut locking portion 52. As a result, the assembly workability is further improved.

  Moreover, in this embodiment, since the nut latching | locking part 52 and the bolt latching | locking part 50 are continuously formed in the inner peripheral part 12D of the main body part 12A of the receiving member 12 and the receiving member 14, the nut locking The rigidity of the receiving member 12 and the receiving member 14 is improved as compared with a configuration in which the portion 52 and the bolt locking portion 50 are not continuously formed to protrude.

  In this embodiment, the connecting means 16 is inserted into the hole 55 of the receiving member 12 and the hole 55 of the receiving member 14 from the distal end side (stopper 38 side), and the nut 20 of the connecting means 16 is inserted into the receiving member 14. When the feed is carried forward from the nut locking portion 52, the guide portion 56 formed on the inner peripheral portion of the receiving member 12 and the receiving member 14, in front of the nut locking portion 52 of the receiving member 14, that is, the receiving member 12. The rotation of the nut 20 at the portion between the nut locking portion 52 and the nut locking portion 52 of the receiving member 14 is prevented. For this reason, the nut 20 can be easily fed ahead of the nut locking portion 52 of the receiving member 14, and can be locked to the nut locking portion 52 of the receiving member 14. As a result, the assembly workability is further improved.

  Moreover, in the cabinet connection member 10 of this embodiment, the total length of the connection means 16 is set smaller than the sum of the axial length of the receiving member 12 and the axial length of the receiving member 14. For this reason, in the state which connected one cabinet 24 and the other cabinet 26, the connection means 16 is accommodated in the inside of the receiving member 12 and the receiving member 14. As shown in FIG. As a result, in a state where one cabinet 24 and the other cabinet 26 are connected, it is possible to prevent other members from coming into contact with the connecting means 16 and inadvertently releasing the connection between the cabinet 24 and the cabinet 26.

(Other embodiments)
While the present invention has been described in detail with respect to specific embodiments, the present invention is not limited to the above-described embodiments, and various other embodiments are possible within the scope of the present invention. It will be apparent to those skilled in the art. For example, in the above embodiment, the collar 40 and the washer 42 are provided in the connecting means 16, but at least one of the collar 40 and the washer 42 may be excluded.

  Moreover, in the said embodiment, although the bolt latching | locking part 50 and the nut latching | locking part 52 were formed in two places, the bolt latching | locking part 50 and the nut latching | locking part 52 may be one place, and may be three or more places. Good.

DESCRIPTION OF SYMBOLS 10 Cabinet connecting member 12 Receiving member 12A Main part of receiving member 12B Receiving member collar 14 Receiving member 14A Receiving member main body 14B Receiving member collar 16 Connecting means 18 Connecting means bolt 18A Bolt screw part 18B Head 20 Nut of connecting means 24 Cabinet 26 Cabinet 28 Through hole 30 Through hole 38 Stopper 40 Collar 42 Washer 50 Bolt locking part 52 Nut locking part 52A Axial contact part 52A of nut locking part 52B Nut locking part Anti-rotation part 55 Hole part 56 Guide part

Claims (5)

A pair of receiving members attached to through holes formed in the two cabinets to be coupled;
A coupling means comprising: a bolt inserted into the pair of receiving members; and a nut screwed into a tip portion of the bolt and inserted into the pair of receiving members;
A bolt locking portion formed on the pair of receiving members, to which the head of the bolt is locked;
A nut locking portion formed on the pair of receiving members, to which the nut is locked;
Have
The nut locking portion includes a rotation blocking portion that blocks rotation of the nut in the direction around the bolt shaft, and an axial contact portion that contacts the nut by movement of the nut in the bolt shaft direction. Cabinet connecting member provided.   The cabinet connecting member according to claim 2, wherein a plurality of the nut locking portions are formed at predetermined intervals along a circumferential direction of the pair of receiving members.   The cabinet connecting member according to claim 1 or 2, wherein the bolt locking portion and the nut locking portion are formed continuously.   The cabinet according to any one of claims 1 to 3, wherein a guide portion for preventing rotation of the nut in front of the nut locking portion is formed on an inner peripheral portion of the pair of receiving members. Connecting member.   The cabinet connecting member according to any one of claims 1 to 6, wherein the connecting means is housed inside the pair of receiving members in a state where the cabinet is connected.