JP6262594B2 - Sliding door sickle - Google Patents

Description

  The present invention relates to a sickle lock for a sliding door that is attached to a sliding door and projects a sickle portion when the sliding door is closed to engage with a receiving member of a mounting frame to restrict the opening of the sliding door.

  A conventional sickle lock for a sliding door has a rectangular case main body with an open left side, a left wall member that is detachably attached to the open left side of the case main body and closes the open left side, and a case main body. A front opening formed in the front wall of the case, a sickle body rotatably provided on a support shaft fixed to the right side wall of the case body, the sickle part being movable between an unlocked position and a locked position, An elastic member for positioning the sickle part of the sickle body at the unlocked position and the locked position, and the right side wall, and the sickle part against the elasticity of the elastic member from the unlocked position to the locked position and The operation member is moved from the stop position to the non-lock position. (For example, patent document 1). In this conventional sliding door sickle lock, the left side wall member of the case body is removed, and the sickle body is rotatably attached to a spindle fixed to the right side wall of the case body, and then the left side wall member is attached to the case body. Fix and assemble.

Japanese Patent Laid-Open No. 10-61282

  The conventional sickle locks for sliding doors described above have the problems that it takes time to assemble, has a large number of parts, and cannot be manufactured at low cost. The present invention has been devised in view of the above problems, and an object of the present invention is to provide a sickle lock for sliding doors that is simple in structure, has a small number of parts, is easy to assemble, and can be manufactured at low cost.

In order to achieve the above object, the sickle lock for a sliding door according to claim 1 of the present application is rotated around the case main body with the rear portion opened, the front opening formed in the front wall of the case main body, and the rotation shaft in the case main body. A sickle body that is movable and can be moved to a non-locking position and a locking position via the front opening of the front wall, and provided in the case body, the sickle part of the sickle body is unlocked. An elastic member that is positioned at a position and a locking position; and provided on the sickle body, protrudes from an opened rear portion of the case body, and the sickle portion is locked from a non-locking position against the elasticity of the elastic member; It consists of an operating piece that moves from the locking position to the non-locking position, and on the right and left side walls of the case body, a bearing portion that rotatably supports both sides of the rotation shaft of the sickle body is formed, The sickle body is inserted from the rear part of the case main body, and both the rotation shafts are inserted into the bearing part of the case main body. The provided in the case main body is attached, the operation piece provided integrally with the sickle body, and the shaft for moving the operation piece is characterized in that the rotation axis of the sickle body.

  In order to achieve the above object, the sickle lock for a sliding door according to claim 2 of the present application is formed with insertion holes through which the rotary shaft is inserted in the sickle body, and the bearing portions are provided on the right and left side walls of the case body. The sickle body is inserted into the case body from the rear part of the case body, and a rotation shaft is inserted into the bearing hole of the case body and the insertion hole of the sickle body. It is characterized by being.

  In order to achieve the above object, the sliding door sickle lock according to claim 3 of the present application is characterized in that the bearing portion is a bearing recess formed on the right and left side walls of the case body, and the sickle body is formed of the case body. Inserted from the rear, both sides of the rotating shaft are inserted into the bearing recess of the case main body and provided on the case main body.

  In order to achieve the above object, the sickle lock for sliding doors according to claim 4 of the present application is characterized in that the case body is integrally formed of a synthetic resin.

  The sickle lock for a sliding door according to the present invention is provided with a case body whose rear part is opened, a front opening formed in the front wall of the case body, and a case body that is pivotable by a pivot shaft. A sickle body that can be moved to a non-locking position and a locking position via the front opening of the front wall, and an elasticity that is provided in the case body and positions the sickle part of the sickle body at the non-locking position and the locking position. A member, and provided on the sickle body, projecting from the opened rear portion of the case body, and against the elasticity of the elastic member, the sickle portion is moved from the unlocked position to the locked position and from the locked position to the unlocked position. And an operation piece to be moved. On the right and left side walls of the case main body, bearing portions are formed that rotatably support both sides of the rotation shaft of the sickle body. The sickle body is provided in the case main body by inserting it from the rear part of the case main body and attaching both sides of the rotation shaft to the bearing portion of the case main body.

  The sickle lock for sliding doors according to the present invention can easily attach the sickle body to the case body simply by inserting the sickle body from the opened rear part of the case body and attaching both sides of the rotating shaft to the bearing part of the case body. There is an effect. In the sickle lock for sliding doors according to the present invention, when the sickle body is provided in the case body so as to be pivotable by the pivot shaft, the operation piece projects from the opened rear part of the case body. The sickle body is positioned at the non-locking position and the locking position by the elastic member. By operating the operation piece, the sickle portion of the sickle body can be moved from the non-locking position to the locking position and from the locking position to the non-locking position against the elasticity of the elastic member. Thus, the sickle lock for sliding doors according to the present invention has an effect that the structure is simple, the number of parts is small, it can be easily assembled, and can be manufactured at low cost.

  In the sickle lock for sliding doors according to the present invention, an insertion hole for inserting the rotation shaft is formed in the sickle body. The bearings are bearing holes formed on the right and left side walls of the case body. The sickle body is inserted into the case body from the rear part of the case body, and a rotation shaft is inserted into the bearing hole of the case body and the insertion hole of the sickle body.

  In addition to the above effects, the sliding door sickle lock according to the present invention inserts the sickle body from the opened rear portion of the case body, and inserts the rotation shaft into the bearing hole of the case body and the insertion hole of the sickle body, thereby the case body. There is an effect that it is possible to easily attach the sickle body.

  In the sickle lock for sliding doors according to the present invention, the bearing is a bearing recess formed on the right and left side walls of the case body. The sickle body is provided on the case body by inserting it from the rear part of the case body and inserting both sides of the rotating shaft into the bearing recess of the case body.

  In addition to the above effects, the sickle lock for sliding doors according to the present invention inserts the sickle body from the opened rear part of the case body, and both sides of the rotation shaft provided on the sickle body are on the right and left side walls of the case body. It is rotatably supported by the formed bearing recess. Thus, there is an effect that the sickle body can be easily attached to the case body simply by inserting the sickle body from the rear part of the case body.

  In the sickle lock for sliding doors according to the present invention, since the case main body is integrally formed of synthetic resin, the case main body has sufficient strength and the number of parts is reduced.

It is a whole perspective view which shows one form of the sickle lock for sliding doors which concerns on this invention. It is the disassembled perspective view seen from one side of the sickle lock for sliding doors of FIG. It is the disassembled perspective view seen from the other side of the sickle lock for sliding doors of FIG. It is explanatory drawing explaining the movement of the sickle lock for sliding doors of FIG. 1, Comprising: (a) is a side view in which a sickle part is located in a case main body, (b) is a side surface in which a sickle part protrudes from the front opening of a front wall. FIG. It is a side view of the state where the sickle lock for sliding doors of FIG. 1 is attached to a sliding door, and the sickle part is located in a case main body. It is a side view of the state where the sickle lock for sliding doors of FIG. 1 was attached to the sliding door, and the sickle part protruded from the front opening of the front wall. It is a whole perspective view which shows the other form of the sickle lock for sliding doors which concerns on this invention. It is the disassembled perspective view seen from one side of the sickle lock for sliding doors of FIG. It is the disassembled perspective view seen from the other of the sickle lock for sliding doors of FIG. It is explanatory drawing of the sickle lock for sliding doors of FIG. 7, (a) is a front view, (b) is a rear view, (c) is a rear view which removed the rear wall member, (d) is XX sectional drawing. It is.

  The outline of the sickle lock for sliding doors according to the present invention will be described. As shown in FIGS. 2 and 8, the sliding door sickle locks 1, 21 have case bodies 2, 22 with the rear portions 2 a, 22 a opened, and front openings formed in the front walls 3, 23 of the case bodies 2, 22. 15 and 23c and the case main bodies 2 and 22 are rotatably provided by rotating shafts 66 and 67, and the sickle portion 40 is engaged with the non-locking position via the front openings 15 and 23c of the front walls 3 and 23. A sickle body 30 that can be moved to the stop position, an elastic member 70 that is provided in the case main bodies 2 and 22 and positions the sickle portion 40 of the sickle body 30 at the non-locking position and the locking position, and the sickle body 30 And projecting from the open rear portions 2a and 22a of the case main bodies 2 and 22, and the sickle portion 40 against the elasticity of the elastic member 70 from the non-locking position to the locking position and from the locking position to non-locking. The operation piece 61 is moved to a position. On the right and left side walls 5, 25, 6 and 26 of the case bodies 2 and 22, bearing portions 5a, 6a, 25a and 26a for rotatably supporting both sides of the rotation shafts 66 and 67 of the sickle body 30 are provided. Is formed. The sickle body 30 is inserted from the rear portions 2a and 22a of the case main bodies 2 and 22, and both sides of the rotating shafts 66 and 67 are attached to the bearing portions 5a, 6a, 25a and 26a of the case main bodies 2 and 22, respectively. 2 and 22.

  The sickle locks 1 and 21 for the sliding doors are configured such that the sickle body 30 is inserted from the opened rear portions 2a and 22a of the case main bodies 2 and 22, and the rotation shafts 66, The sickle body 30 can be easily attached to the case main bodies 2 and 22 simply by attaching both sides of 67. When the sickle body 30 is rotatably provided in the case main bodies 2 and 22 by the rotation shafts 66 and 67 in the sickle locks 1 and 21 for the sliding doors, the rear part 2a in which the operation piece 61 is opened from the case main bodies 2 and 22 is provided. , 22a. The sickle body 30 is positioned by the elastic member 70 at the sickle portion 40 in the non-locking position and the locking position. By operating the operation piece 61, the sickle portion 40 of the sickle body 30 can be moved from the non-locking position to the locking position and from the locking position to the non-locking position against the elasticity of the elastic member 70. Thus, the sliding door sickle locks 1 and 21 have a simple structure, a small number of parts, can be easily assembled, and can be manufactured at low cost.

  As shown in FIGS. 1 to 3, the sliding door sickle lock 1 is formed with an insertion hole 60 through which the rotary shaft 66 is inserted in the sickle body 30. The bearing portions are bearing holes 5 a and 6 a formed on the right and left side walls 5 and 6 side of the case body 2. The sickle body 30 is provided in the case main body 2 by being inserted from the rear part 2a of the case main body 2 and passing through a rotation shaft 66 through the bearing holes 5a and 6a of the case main body 2 and the insertion hole 60 of the sickle body 30. Yes.

  The sliding door sickle lock 1 has a sickle body 30 inserted from the opened rear portion 2 a of the case body 2, and a rotating shaft 66 is inserted into the bearing holes 5 a and 6 a of the case body 2 and the insertion hole 60 of the sickle body 30. The sickle body 30 can be easily attached to the case body 2.

  As shown in FIGS. 7 to 9, in the sliding door sickle lock 21, the bearing portion may be a bearing recess 25a, 26a formed on the right and left side walls 25, 26 side of the case body 22. The sickle body 30 is provided in the case main body 22 by being inserted from the rear portion 22 a of the case main body 22 and inserting both sides of the rotation shaft 67 into the bearing concave portions 25 a and 26 a of the case main body 22.

  When the sickle body 30 is inserted from the opened rear portion 22a of the case body 22, the sliding door sickle lock 21 has both sides of the rotation shaft 67 provided on the sickle body 30 on the right and left side walls 25 and 26 side. The bearing recesses 25a and 26a formed on the bearings are rotatably supported. Thus, the sickle body 30 can be easily attached to the case main body 22 simply by inserting the sickle body 30 from the rear portion 22 a of the case main body 22. The rotation shaft 67 may be a telescopic shaft that incorporates a spring and is urged outward in the axial direction by the spring. As described above, when the rotary shaft 67 is configured to be extendable / contractable, when the sickle body 30 is inserted from the rear portion 22a of the case main body 22, it is contracted against the elasticity of the spring and pushed between the right side wall 25 and the left side wall 26. It can be extended by the elasticity of the spring at the position of the bearing recesses 25a, 26a, and both sides engage with the bearing recesses 25a, 26a to be supported.

  In addition, since the case main bodies 2 and 22 are integrally formed of synthetic resin, the sliding door sickle locks 1 and 21 have sufficient strength and the number of parts is reduced, so that they are inexpensive and easy to assemble.

  Furthermore, the outline | summary of the sickle lock for sliding doors concerning this invention is demonstrated. As shown in FIGS. 1 to 3, the sliding door sickle lock 1 is rotated into the case main body 2 with the rear portion 2 a opened, the front opening 15 formed in the front wall 3 of the case main body 2, and the case main body 2. A sickle body 30 is provided in the case main body 2, which is provided so as to be rotatable by a shaft 66, and the sickle portion 40 is movable to a non-locking position and a locking position via the front opening 15 of the front wall 3. An elastic member 70 for positioning the sickle portion 40 of the sickle body 30 in the non-locking position and the locking position, and the sickle body 30 project from the opened rear portion 2a of the case main body 2 so that the sickle portion 40 is elastic. The operation piece 61 moves from the non-locking position to the locking position and from the locking position to the non-locking position against the elasticity of the member 70.

  The sickle body 30 is formed with an insertion hole 60 through which the rotation shaft 66 is inserted. On the right and left side walls 5, 6 side of the case body 2, bearing holes 5 a, 6 a that rotatably support both sides of the rotation shaft 66 inserted through the insertion hole 60 of the sickle body 30 are formed. The sickle body 30 is attached to the case main body 2 by inserting the rotating shaft 66 through the bearing holes 5a, 6a of the case main body 2 and the insertion hole 60 of the sickle body 30 after being inserted from the rear portion 2a of the case main body 2. Yes.

  The sliding door sickle lock 1 is provided with an elastic member 70 between the sickle body 30 and the case main body 2, and the sickle body 30 is inserted from the opened rear part 2 a of the case main body 2. It is possible to easily attach the sickle body 30 to the case main body 2 by inserting the rotation shaft 66 into the insertion holes 60 of the sickle bodies 5a and 6a. When the sickle body 30 is provided in the case body 2 so as to be pivotable by the pivot shaft 66, the operating piece 61 projects from the opened rear portion 2a of the case body 2. The sickle body 30 is positioned by the elastic member 70 at the sickle portion 40 in the non-locking position and the locking position. By operating the operation piece 61, the sickle portion 40 of the sickle body 30 can be moved from the non-locking position to the locking position and from the locking position to the non-locking position against the elasticity of the elastic member 70. Thus, the sickle lock 1 for sliding doors has a simple structure, a small number of parts, can be easily assembled, and can be manufactured at low cost.

  In the sliding door sickle lock 1, a rear wall member 80 is attached to the rear portion 2a of the case body 2 so as to detach the rear portion 2a. The rear wall member 80 has a rear opening 89 through which the operation piece 61 of the sickle body 30 protrudes. In the sliding door sickle lock 1, the rear portion 2 a of the opened case main body 2 is blocked by the rear wall member 80, so that dust and dirt can be prevented from entering the case main body 2.

  The sliding door sickle lock 1 has locking recesses 5b and 6b for locking the other end 72 of the elastic member 70 having one end 73 locked to the sickle body 30 on the right or left side wall 5 or 6 side of the case body 2. May be formed. The sickle lock 1 for the sliding door is formed with the locking recesses 5b and 6b, so that when the rear wall member 80 is attached to the case body 2, the rear wall member 80 closes the locking recesses 5b and 6b. The other end 72 of the elastic member 70 can be prevented from coming off from the recesses 5b and 6b, and the other end 72 of the elastic member 70 can be easily attached and detached.

  The sickle lock 1 for sliding doors blocks the locking recesses 5b and 6b on the rear wall member 80 when attached to the case body 2, and prevents the other end 72 of the elastic member 70 from coming off from the locking recesses 5b and 6b. Blocking protrusions 87 and 88 may be provided. The sickle lock 1 for the sliding door can be formed deeply in the locking recesses 5b and 6b by providing the blocking projections 87 and 88, and the position of the other end 72 of the elastic member 70 is set to the front wall 3 rather than the rear wall member 80 side. Can be set to the side.

  As shown in FIGS. 7 to 9, the sliding door sickle lock 21 includes a case main body 22 with a rear portion 22a opened, and a rear wall member 91 that is detachably attached to the rear portion 22a of the case main body 22 and blocks the opening of the rear portion 22a. The front opening 23c and the rear opening 91c formed in the front wall 23 and the rear wall member 91 of the case main body 22, and the case main body 22 are provided so as to be rotatable by a rotation shaft 67, and the sickle portion 40 is provided in the front wall 23. The sickle body 30 that can be moved to the unlocking position and the locking position through the front opening 23c of the front door 23c, and the case body 22 are provided in the sickle body 40. An elastic member 70 for positioning, provided on the sickle body 30, protrudes from a rear opening 91 c of the rear wall member 91, and the sickle portion 40 is moved from the unlocked position to the locked position and the engagement against the elasticity of the elastic member 70. Operation piece 61 for moving from the stop position to the non-lock position Consisting of.

  On the right and left side walls 25, 26 side of the case body 22, bearing recesses 25 a, 26 a are formed that rotatably support both sides of the rotation shaft 67 of the sickle body 30 inserted from the rear portion 22 a of the case body 22. Yes. The rear wall member 91 closes the bearing recesses 25a and 26a on the right and left side walls 25 and 26 when attached to the case body 22, and prevents the rotation shaft 67 from being detached from the bearing recesses 25a and 26a.

  The sliding door sickle lock 21 is provided in the sickle body 30 when the sickle body 30 is inserted from the opened rear portion 22a of the case main body 22 so that the elastic member 70 is provided between the sickle body 30 and the case main body 22. Both sides of the rotating shaft 67 are formed on the right and left side walls 25 and 26 of the case body 22 and are rotatably supported by the bearing recesses 25a and 26a. Thus, the sickle body 30 can be easily attached to the case main body 22 simply by inserting the sickle body 30 from the rear portion 22 a of the case main body 22. Further, when the rear wall member 91 is attached and closed to the opened rear portion 22a of the case body 22, the rear wall member 91 closes the bearing concave portions 25a and 26a on the right and left side walls 25 and 26, and the bearing concave portions 25a and 26a. It is possible to prevent the rotation shaft 67 from being detached.

  When the sickle body 30 is provided in the case body 22 so as to be pivotable by the pivot shaft 67, the operation piece 61 projects from the rear opening 91 c of the rear wall member 91. The sickle body 30 is positioned by the elastic member 70 at the sickle portion 40 in the non-locking position and the locking position. By operating the operation piece 61, the sickle portion 40 of the sickle body 30 can be moved from the non-locking position to the locking position and from the locking position to the non-locking position against the elasticity of the elastic member 70. As described above, the sliding door sickle lock 21 has a simple structure, a small number of parts, can be easily assembled, and can be manufactured at low cost.

  The sliding door sickle lock 21 closes the bearing recesses 25a and 26a on the right and left side walls 25 and 26 when the rear wall member 91 is attached to the case main body 22, and rotates the shaft 67 from the bearing recesses 25a and 26a. A pair of prevention convex portions 95 and 96 may be provided to prevent the detachment. The sickle lock 21 for the sliding door can be formed deeper in the bearing recesses 25a and 26a by providing the pair of prevention protrusions 95 and 96, and the position of the rotation shaft 67 of the sickle body 30 is set to the front wall rather than the rear wall member 91 side. 23 side can be set.

  The sliding door sickle lock 21 has locking recesses 25c and 26c for locking the other end 72 of the elastic member 70 having one end 73 locked to the sickle body 30 on the right or left side wall 25 or 26 side of the case body 22. May be formed. The sliding door sickle lock 21 is formed with the locking recesses 25c and 26c, so that when the rear wall member 91 is attached to the case body 22, the rear wall member 91 closes the locking recesses 25c and 26c. The other end 72 of the elastic member 70 can be prevented from coming off from the recesses 25c and 26c, and the other end 72 of the elastic member 70 can be easily attached and detached.

  The sliding door sickle lock 21 closes the locking recesses 25c and 26c when the rear wall member 91 is attached to the case body 22, and prevents the other end 72 of the elastic member 70 from coming off from the locking recesses 25c and 26c. The blocking convex portions 97 and 98 may be provided. The sickle lock 21 for sliding doors can be formed deeply in the locking recesses 25c and 26c by providing the blocking protrusions 97 and 98, and the position of the other end 72 of the elastic member 70 is set to the front wall 23 rather than the rear wall member 91 side. Can be set to the side.

  Furthermore, the sliding sickle lock will be described in detail. As shown in FIGS. 1 to 3, the sliding sickle lock 1 includes a case main body 2 with the rear portion 2 a opened, a rear wall member 80 that closes the opened rear portion 2 a of the case main body 2, and a rotation within the case main body 2. It has a sickle body 30 movably attached.

  The sickle body 30 has a three-layer structure. The sickle board bumper 31 is arranged at the center, the left sickle board 41 is arranged on the left side of the sickle board bumper 31, and the sickle board bumper 31 is arranged on the right side. It consists of the right sickle plate 51. The sickle plate bumper 31 is integrally formed of a synthetic resin material such as nylon, and includes a bumper body 33, a bearing hole 35 formed in a rear portion of the bumper body 33, and a front portion of the bumper body 33 bent downward. And a guard plate 37 having a predetermined width provided substantially at a right angle at the tip of the bumper body 33. A spring coupling hole 34 is provided in the vicinity of the bearing hole 35 of the bumper body 33. Further, connection holes 38 and 39 are formed on the front side of the bumper body 33.

  The left sickle plate 41 is formed of a metal plate, is formed in substantially the same shape except for a part of the bumper body 33, and is configured by a bearing hole 45 formed in the rear portion and a front portion bent downward. And a latching portion 46. A spring insertion hole 44 is provided in the vicinity of the bearing hole 45 of the left sickle plate 41. Further, connection holes 48 and 49 are formed on the front side of the left sickle plate 41. The connection holes 48 and 49 are formed to have a smaller diameter than the connection holes 38 and 39 of the sickle plate bumper 31.

  The right sickle plate 51 is formed of a metal plate in the same manner as the left sickle plate 41, is formed in substantially the same shape as the left sickle plate 41, and the bearing hole 55 formed in the rear part and the front part are bent downward. It consists of the latching part 56 comprised. A spring insertion hole 54 is provided in the vicinity of the bearing hole 55 of the right sickle plate 51. Further, connection holes 58 and 59 are formed on the front side of the right sickle plate 51. The connection holes 58 and 59 are formed with a smaller diameter than the connection holes 38 and 39 of the sickle plate bumper 31. On the upper edge of the rear portion of the right sickle plate 51, an operation piece 61 is integrally formed. The operation piece 61 is provided on the right sickle plate 51 by a bent portion 62. Finger holes 63 are formed in the operation piece 61.

  The sickle body 30 has connecting pins 65 and 65 having small diameters on both sides inserted into connecting holes 38 and 39 of the sickle plate bumper 31, and connecting holes 48 and 49 of the left sickle plate 41 and a right sickle plate at both ends of the connecting pins 65 and 65. By press-fitting the connection holes 58 and 59 of the 51, the sickle plate bumper 31, the left sickle plate 41 and the right sickle plate 51 are overlapped and connected and fixed. It should be noted that it is desirable to deform the connection pins 65 and 65 by crimping both ends so that the left and right sickle plates 41 and 51 are not detached from the connection pins 65 and 65. As shown in FIG. 4, the guard plate 37 of the sickle plate bumper 31 covers and protects the tips of the left and right sickle plates 41 and 51. Further, the front side lower portion 32 of the sickle plate bumper 31 protrudes from the front side lower portions 42 and 52 of the left and right side plates 41 and 51, and the front side lower portions 42 and 52 of the left and right side plates 41 and 51. Protect.

  In the sickle body 30, a rotation shaft 66 is inserted into the bearing holes 35, 45, and 55 of the sickle plate bumper 31, the left sickle plate 41, and the right sickle plate 51, and the tip portion rotates in the vertical direction around the rotation shaft 66. Move. The sickle body 30 constitutes the insertion hole 60 of the sickle body 30 by overlapping the bearing holes 35, 45, and 55 of the sickle board bumper 31, the left sickle board 41, and the right sickle board 51. In addition, the sickle body 30 includes the sickle part bumper 31, the left sickle board 41, the right sickle board 51, and the right sickle board 51. . This sickle part 40 engages with the receptacle C of the mounting frame B as described later (see FIG. 5).

  The case main body 2 is integrally formed of synthetic resin, and includes a front wall 3, a right side wall 5, a left side wall 6, a curved upper wall 7, and a curved lower wall 9. The front wall 3 protrudes upward from the upper wall 7 to form an upper opening 11, and protrudes downward from the lower wall 9 to form a lower opening 12. A rectangular front opening 15 is formed in the approximate center of the front wall 3.

  Bearing holes 5 a and 6 a for bearing both sides of the rotation shaft 66 of the sickle body 30 are formed in the lower part of the case body 2 on the rear part 2 a side. The bearing hole 5 a is formed in the right side wall 5, and the bearing hole 6 a is formed in the left side wall 6. The sickle body 30 is inserted from the rear part 2a of the case body 2, and the rotation shaft 66 is inserted into the bearing hole 6a of the left side wall 6, the insertion hole 60 of the sickle body 30, and the bearing hole 5a of the right side wall 5. It is attached in the case body 2.

  The linear spring member 70 is arrange | positioned between the sickle body 30 in the case main body 2, and the left side wall 6 (refer FIG.10 (c)). The linear spring member 70 includes a winding portion 71, a bent portion 73 provided at one end portion, and a bent portion 72 provided at the other end portion. Locking recesses 5b and 6b for bearing the other bent portion 72 side of the linear spring member 70 are formed on the rear portion 2a side upper portion of the case body 2. The locking recesses 5 b and 6 b are provided on the inner side surfaces of the right side wall 5 and the left side wall 6. The locking recesses 5b and 6b are formed in a substantially U shape, and the open portions 5c and 6c are provided on the opened rear portion 2a side of the case main body 2.

  As shown in FIG. 4, the linear spring member 70 has one bent portion 73 inserted through the spring insertion hole 44 of the sickle body 30 and connected to the spring connection hole 34 of the sickle plate bumper 31, and the other bent portion 73. The portion 72 is inserted into the locking recesses 5b and 6b from the rear portion 2a of the case body 2 and locked, and the other bent portion 72 is mounted on the locking recesses 5b and 6b, thereby being mounted in the case body 2. Thus, the sickle body 30 and the linear spring member 70 can be easily attached from the opened rear part 2a of the case main body 2.

  As shown in FIGS. 2 and 3, the rear wall member 80 is integrally formed of synthetic resin, and a pair of locking claws 82 and 83 are provided on both sides of the inner surface (surface on the case body side) 80a. A pair of locking holes 5d and 6d are provided on the rear portion 2a side of the right side wall 5 and the left side wall 6 constituting the case body 2. The rear wall member 80 detachably engages the pair of locking claws 82 and 83 with the locking holes 5d and 6d of the case main body 2 so as to block the opened rear portion 2a of the case main body 2. Attached to the case body 2. The rear wall member 80 has a rear opening 89 formed substantially at the center of the lower portion. When the rear wall member 80 is attached to the case body 2, the operation piece 61 of the sickle body 30 projects from the rear opening 89. A substantially U-shaped knob 90 is formed on the outer surface 80 b of the rear wall member 80 so that the rear wall member 80 can be easily detached from the case body 2.

  The inner surface 80a of the rear wall member 80 closes the locking recess 5b of the right side wall 5 when attached to the case body 2, and the other bent portion 72 of the linear spring member 70 is released from the locking recess 5b. A right blocking convex portion 88 that blocks the locking concave portion 6b of the left side wall 6 and a left blocking convex portion 88 that blocks the other bent portion 72 of the linear spring member 70 from coming off from the locking concave portion 6b. Is provided.

  The above-mentioned sliding door sickle lock 1 can be assembled as follows. The sickle body 30 is inserted from the rear part 2a side of the case body 2. The rotation shaft 66 is inserted into the bearing hole 6 a of the left side wall 6, the insertion hole 60 of the sickle body 30, and the bearing hole 5 a of the right side wall 5, and the sickle body 30 is rotatably mounted in the case body 2. A linear spring member 70 is disposed on the side surface of the left sickle plate 41 of the sickle body 30. One bent portion 73 of the linear spring member 70 is inserted into the spring insertion hole 44 of the sickle body 30 and connected to the spring connection hole 34 of the sickle plate bumper 31. The other bent portion 72 of the linear spring member 70 is inserted into the locking recesses 5 b and 6 b of the case body 2. The pair of locking claws 82 and 83 of the rear wall member 80 are detachably locked to the pair of locking holes 5 d and 6 d of the case body 2 to attach the rear wall member 80 to the case body 2. The rear wall member 80 can be easily attached by a one-touch operation only by pressing the case main body 2. Thus, the sickle lock 1 for sliding doors can be easily assembled.

  The sliding door sickle lock 1 is attached to the sliding door A as shown in FIG. A countersunk screw E or the like is inserted into the upper opening 11 and the lower opening 12 of the front wall 3 and attached to the sliding door A. In addition, you may utilize the reinforcement plate 100 in the case of this attachment. As shown in FIGS. 2 and 3, the reinforcing plate 100 is formed of a metal plate in substantially the same shape as the front wall 3, and a reinforcing opening 105 is formed at the same position as the front opening 15 of the front wall 3.

  Further, the reinforcing plate 100 has an upper fitting protrusion 111 that fits in the upper opening 11 of the front wall 3 on the inner surface 101 and a lower fitting that fits in the lower opening 12 of the front wall 3 on the lower surface of the inner surface 101. A protrusion 112 is formed. The upper fitting protrusion 111 and the lower fitting protrusion 112 are formed with screw insertion holes 113 and 114, and tapered surfaces 115 and 116 that are continuous with the screw insertion holes 113 and 114 are provided on the outer surface 102 side.

  As shown in FIG. 1, when the upper fitting protrusion 111 is fitted into the upper opening 11 of the front wall 3 and the lower fitting protrusion 112 is fitted into the lower opening 12 of the front wall 3, the reinforcing plate 100 has the front wall 3. It is attached to the front of the. As shown in FIG. 5, the sliding door sickle lock 1 can be attached to the sliding door A by inserting a countersunk screw E or the like into the screw insertion holes 113 and 114 of the reinforcing plate 100. The head of the countersunk screw E is accommodated in the tapered surfaces 115 and 116 and does not protrude from the outer surface 102 of the reinforcing plate 100. Since the front wall 3 is made of a synthetic resin material, the reinforcing plate 100 serves as a reinforcement when screwing. The reinforcing plate 100 can also be used as a decorative board.

  When the sliding door sickle lock 1 is attached to the sliding door A as described above and the sliding door A is opened, the sickle body 30 is housed in the case body 2 by the elasticity of the linear spring member 70, The sickle part 40 of the body 30 is positioned in the non-locking position. As shown in FIG. 6, the sliding door A is closed, and the operation piece 61 of the sickle body 30 is pushed up against the elasticity of the linear spring member 70. The sickle portion 40 is lowered downward about the rotation shaft 66, protrudes from the front opening 15 of the front wall 3 and the reinforcing opening 105 of the reinforcing plate 100, and is formed in the locking hole D of the receiving member C provided in the mounting frame B. It can be locked to the lower edge. In the sickle lock 1 for the sliding door, the sickle portion 40 of the sickle body 30 is positioned at this locking position by the elasticity of the linear spring member 70.

  In the sickle body 30, the front part side lower part 32 of the sickle board bumper 31 protrudes from the front part side lower part 42 of the left sickle board 41 and the front part side lower part 52 of the right sickle board 51. Only the side lower part 32 contacts the lower edge of the front opening 15, the reinforcing opening 105 and the locking hole D. Since the sickle plate bumper 31 is made of synthetic resin, the sickle plate bumper 31 protects not only the sickle body 30 but also the front opening 15 of the front wall 3, the reinforcing opening 105 of the reinforcing plate 100, and the locking hole D of the receiver C. The sliding door A cannot be opened because the sickle portion 40 of the sickle body 30 locks the locking hole D of the catch C of the mounting frame B.

  In order to be able to open the sliding door A, the sliding door sickle lock 1 pushes down the operation piece 61 of the sickle body 30 against the elasticity of the linear spring member 70, as shown in FIG. The sickle portion 40 rises upward about the rotation shaft 66, and is disengaged from the lower edge of the locking hole D of the receiving member C provided on the mounting frame B, so that the front opening 15 of the front wall 3 is not locked. And it is accommodated in the case main body 2 through the reinforcing opening 105 of the reinforcing plate 100. In the sickle lock 1 for sliding doors, the sickle portion 40 of the sickle body 30 is positioned at this non-locking position by the elasticity of the linear spring member 70.

  Furthermore, the other Example of the sickle lock for sliding doors is described based on FIGS. In the sliding door sickle lock 1, the sickle body 30 is inserted from the opened rear part 2 a of the case body 2, and the rotation shaft 66 is inserted into the bearing holes 5 a and 6 a of the case body 2 and the insertion hole 60 of the sickle body 30. The sickle body 30 was simply attached to the case body 2. In the sickle lock 21 for sliding door, the sickle body 30 is inserted from the opened rear portion 22a side of the case main body 22, and both ends of the rotating shaft 67 are attached to the bearing recesses 25a and 26a. The sliding door sickle lock 21 includes a case main body 22 having a rear portion 22a opened, a rear wall member 91 that closes the rear portion 22a opened of the case main body 22, and the sickle body 30 that is rotatably mounted in the case main body 22. Have

  Since the sickle body 30 is as described above, a description thereof will be omitted, but the rotation shaft 67 is inserted into the insertion hole 60 and attached. The rotation shaft 67 is shorter than the rotation shaft 66. Similar to the case body 2, the case body 22 is integrally formed of synthetic resin, and includes a front wall 23, a right side wall 25, a left side wall 26, a curved upper wall 27, and a curved lower wall 29. Become. The front wall 23 protrudes upward from the upper wall 27 to form an upper opening 23a, and protrudes downward from the lower wall 29 to form a lower opening 23b. A rectangular front opening 23 c is formed in the approximate center of the front wall 23.

  Bearing recesses 25a and 26a for bearing both sides of the rotation shaft 67 of the sickle body 30 are formed in the lower portion of the case body 22 on the rear portion 22a side. The bearing recesses 25 a and 26 a are provided on the inner side surfaces of the right side wall 25 and the left side wall 26. The bearing recesses 25 a and 26 a are formed in a substantially U shape, and the opening portions 25 b and 26 b are provided on the opened rear portion 22 a side of the case body 22. The sickle body 30 is attached in the case main body 22 by inserting the rotation shaft 67 from the rear portion 22a side and attaching both ends of the rotation shaft 67 to the bearing recesses 25a and 26a.

  Locking recesses 25 c and 26 c for bearing the other end 72 side of the linear spring member 70 are formed in the upper part of the case body 22 on the rear portion 22 a side. The locking recesses 25 c and 26 c are provided on the inner side surfaces of the right side wall 25 and the left side wall 26. The locking recesses 25 c and 26 c are formed in a substantially U shape, and the opening portions 25 d and 26 d are provided on the opened rear portion 22 a side of the case body 22.

  In the linear spring member 70, one bent portion 73 is inserted through the spring insertion hole 44 of the sickle body 30 to connect to the spring connecting hole 34 of the sickle plate bumper 31, and the other bent portion 72 is connected to the case main body 22. It is attached in the case main body 22 by being inserted into the locking recesses 25c and 26c from the rear portion 22a and attaching the other bent portion 72 to the locking recesses 25c and 26c. As described above, the sickle body 30 and the linear spring member 70 can be easily attached from the opened rear portion 22 a of the case main body 22.

  Similarly to the rear wall member 80, the rear wall member 91 is integrally formed of synthetic resin, and a pair of locking claws 92 and 93 are provided on both sides of the inner surface (surface on the case body side) 91a. A pair of locking holes 25e and 26e are provided on the rear portion 22a side of the right side wall 25 and the left side wall 26 constituting the case main body 22. The rear wall member 91 closes the opened rear portion 22a of the case main body 22 by detachably engaging the pair of locking claws 92 and 93 with the locking holes 25e and 26e of the case main body 22. Attached to the case body 22. The rear wall member 91 has a rear opening 91c formed substantially at the lower center thereof. When the rear wall member 91 is attached to the case main body 22, the operation piece 61 of the sickle body 30 projects from the rear opening 91c.

  On the inner surface 91a of the rear wall member 91, a right prevention convex portion that closes the bearing concave portion 25a of the right side wall 25 and prevents the rotation shaft 67 of the sickle body 30 from being detached from the bearing concave portion 25a when attached to the case body 22. 95 and a left prevention convex portion 96 that closes the bearing concave portion 26a of the left side wall 26 and prevents the rotation shaft 67 from being detached from the bearing concave portion 26a. Further, the inner surface 91a of the rear wall member 91 closes the locking recess 25c of the right side wall 25 when attached to the case body 22, and the other bent portion 72 of the linear spring member 70 extends from the locking recess 25c. A right blocking convex portion 97 that blocks disengagement and a left blocking convex portion that blocks the locking recess 26c of the left side wall 26 and prevents the other bent portion 72 of the linear spring member 70 from coming off from the locking recess 26c. A portion 98 is provided.

  The above-described sliding door sickle lock 21 can be assembled as follows. The sickle body 30 is inserted from the rear portion 22a side of the case main body 22, and both ends of the rotating shaft 67 are attached to the bearing concave portions 25a and 26a. A linear spring member 70 is disposed on the side surface of the left sickle plate 41 of the sickle body 30. One bent portion 73 of the linear spring member 70 is inserted into the spring insertion hole 44 of the sickle body 30 and connected to the spring connection hole 34 of the sickle plate bumper 31. The other bent portion 72 of the linear spring member 70 is inserted into the locking recesses 25 c and 26 c of the case body 22. The pair of locking claws 92 and 93 of the rear wall member 91 are detachably locked in the locking holes 25 e and 26 e of the case main body 22, and the rear wall member 91 is attached to the case main body 22. The rear wall member 91 can be easily attached by a one-touch operation by simply pressing the case main body 22. Thus, the sliding door sickle lock 21 can be easily assembled in the same manner as the sliding door sickle lock 1.

  Since the case main bodies 2 and 22 of the sickle locks 1 and 21 for sliding doors are integrally formed of synthetic resin, the case main bodies 2 and 22 have sufficient strength and the number of parts is small, so that they are inexpensive and easy to assemble. The sickle locks for sliding doors 1 and 21 are integrally formed of synthetic resin, but can be formed by casting with aluminum or the like, bending of a metal plate, etc. It is a design matter for.

  The present invention is applicable to a sliding door sickle lock that is attached to a sliding door and regulates the opening of the sliding door.

A Sliding door B Mounting frame C Holder D Locking hole E Countersunk screw 1 Sliding door sickle lock 2 Case body 2a Rear part 3 Front wall 5 Right side wall 5a Bearing hole 5b Locking recess 5c Opening part 5d Locking hole 6 Left side wall 6a Bearing Hole 6b Locking recess 6c Opening part 6d Locking hole 7 Upper wall 9 Lower wall 11 Upper opening 12 Lower opening 15 Front opening 21 Sliding door sickle lock 22 Case body 22a Rear part 23 Front wall 23a Upper opening 23b Lower opening 23c Front opening 25 Right side wall 25a Bearing recess 25b Opening portion 25c Locking recess 25d Opening portion 25e Locking hole 26 Left side wall 26a Bearing recess 26b Opening portion 26c Locking recess 26d Opening portion 26e Locking hole 27 Upper wall 29 Lower wall 30 Sickle body 31 Sickle Plate bumper 32 Lower end portion 33 Bumper body 34 Spring connecting hole 35 Bearing hole 36 Hook 37 Guard plate 38 Connection hole 3 Connection hole 40 sickle portion 41 left sickle plate 42 front side lower portion 44 spring insertion hole 45 bearing hole 46 latching portion 48 connection hole 49 connection hole 51 right sickle plate 52 front side lower portion 54 spring insertion hole 55 bearing hole 56 latching Portion 58 Connection hole 59 Connection hole 60 Insertion hole 61 Operation piece 62 Bending portion 63 Finger hole 65 Connection pin 66 Rotating shaft 67 Rotating shaft 70 Linear spring member (elastic member)
71 Winding part 72 Bent part (the other end)
73 Bent part (one end)
80 rear wall member 80a inner surface 80b outer surface 82 locking claw 83 locking claw 87 right blocking convex portion 88 left blocking convex portion 89 rear opening 90 knob 91 rear wall member 91a inner surface 91c rear opening 92 locking claw 93 locking claw 95 right Prevention convex part 96 Left prevention convex part 97 Right prevention convex part 98 Left prevention convex part 100 Reinforcement plate 101 Inner surface 102 Outer surface 105 Reinforcement opening 111 Upper fitting protrusion 112 Lower fitting protrusion 113 Screw insertion hole 114 Screw insertion hole 115 Tapered surface 116 Tapered surface

Claims (4)

The case body with the rear part opened,
A front opening formed in the front wall of the case body;
A sickle body that is provided in the case body so as to be pivotable by a pivot shaft, and the sickle portion is movable to the non-locking position and the locking position via the front opening of the front wall;
An elastic member provided in the case body and positioning the sickle part of the sickle body at a non-locking position and a locking position;
An operation that is provided on the sickle body and protrudes from the opened rear portion of the case body, and moves the sickle portion from the unlocked position to the locked position and from the locked position to the unlocked position against the elasticity of the elastic member. Consists of pieces,
On the right and left side walls of the case body, there are formed bearing portions that rotatably support both sides of the rotation shaft of the sickle body,
The sickle body is inserted from the rear part of the case body, and is provided on the case body by attaching both sides of the rotation shaft to the bearing part of the case body .
The sliding door sickle lock , wherein the operation piece is provided integrally with the sickle body, and an axis for moving the operation piece is a rotation axis of the sickle body . The sickle body has an insertion hole through which the rotation shaft is inserted,
The bearing portion is a bearing hole formed on the right and left side walls of the case body,
The said sickle body is inserted in the rear part of a case main body, The rotation axis is inserted in the said bearing hole of a case main body, and the insertion hole of a sickle body, The case main body is provided. Sliding door sickle. The bearing portion is a bearing recess formed on the right and left side walls of the case body,
2. The sliding door sickle according to claim 1, wherein the sickle body is provided on the case body by being inserted from a rear portion of the case body and inserting both sides of a rotation shaft into the bearing recess of the case body. Tablets.   The sliding door sickle lock according to claim 1, 2 or 3, wherein the case body is integrally formed of a synthetic resin.