JP3118477U - Chest drawer lock structure - Google Patents

Abstract

Provided is a chest drawer lock structure that can prevent an unintentional detachment of a spring without causing a decrease in biasing force due to the spring with a simple structure.
A recess is provided in a front wall surface 32 of the drawer, and a handle 52 is slidably supported in the recess. A spring support portion is provided at the lower portion of the recess, and both ends of the leaf spring 62 are supported by the spring support portion. An engaging claw 81 is protruded from the handle 52 so that the engaging claw 81 is locked to the chest body 11. A protrusion 91 is provided on the handle 52, and a biased portion that is biased by a leaf spring 62 is set on the protrusion 91. The protruding portion 91 is integrally formed with a facing portion 101 that extends to face the front wall surface 32, and a leaf spring 62 provided on the front wall surface 32 is held between the facing portion 101 and the front wall surface 32.
[Selection] Figure 6

Description

  The present invention relates to a drawer drawer lock structure for housing clothing, accessories, and the like.

  Conventionally, chests have been used to store clothing and accessories.

  The chest drawer is provided with a handle that is operated when the chest is pulled out, and the handle can be slid up and down. The handle is provided with an engaging claw protruding upward, and the handle is urged by a coil spring in a direction in which the engaging claw protrudes upward.

  Thereby, in the state where the handle is urged, the engaging claw protruding upward is engaged with the chest main body, thereby preventing inadvertent drawing of the drawer. Further, by sliding the handle downward and retracting the engaging claw, the engaging state with the chest body is released, and the drawer can be pulled out.

  However, in such a chest drawer lock structure, it is necessary to provide a locking portion for locking both ends of the coil spring on both the drawer and the handle, resulting in a complicated configuration.

  The present invention has been made in view of such a conventional problem, and an object of the present invention is to provide a chest drawer lock structure capable of simplifying the configuration.

  In order to solve the above-mentioned problems, in the chest drawer lock structure according to claim 1 of the present invention, a handle having an engaging claw is slidably provided on the front wall surface of the drawer housed in the chest body, and the engagement The handle is urged by the urging means in an engaging direction in which the pawl engages with the chest main body to engage the engaging claw with the chest main body, thereby preventing the drawer from being pulled out from the chest main body. In the chest drawer lock structure, the biasing means is configured by providing a linear leaf spring on the front wall surface of the drawer.

  That is, the handle slidably provided on the front wall surface of the drawer is urged by the linear leaf spring provided on the front wall surface.

  For this reason, compared with the case where the handle is urged by a coil spring, it is not necessary to provide a locking portion for locking both ends of the coil spring on both the drawer and the handle, and the structure can be simplified. Figured.

  In the chest drawer lock structure according to claim 2 of the present invention, a handle having an engaging claw is slidably provided on the front wall surface of the drawer accommodated in the chest body, and the engaging claw is provided in the chest. Chest drawer lock structure for preventing the drawer from being pulled out from the chest body by urging the handle with an urging means in an engagement direction to engage with the body to engage the engagement claw with the chest body. A plate spring is provided on the front wall surface of the drawer to constitute the urging means, and a facing portion facing the front wall surface is provided on the handle, and the plate is disposed between the facing portion and the front wall surface. A spring was placed.

  That is, the urging member that urges the handle in the engaging direction is constituted by a leaf spring provided on the front wall surface of the drawer, and the handle can be urged by the leaf spring.

  For this reason, compared with the case where the handle is urged by a coil spring, it is not necessary to provide a locking portion for locking both ends of the coil spring on both the drawer and the handle, and the structure can be simplified. Figured.

  And as for the said leaf | plate spring, the said leaf | plate spring is arrange | positioned between the opposing part provided in the said handle, and the said front wall surface.

  For this reason, detachment | leave of the said leaf | plate spring is prevented by the said front wall surface and the said opposing part, accept | permitting the deformation | transformation to the said urging | biasing direction of the said leaf | plate spring.

  In the chest drawer lock structure according to claim 3, the leaf spring is formed in a straight line.

  Thereby, the shaping | molding cost of a leaf | plate spring is suppressed.

  Furthermore, in the drawer drawer lock structure of claim 4, the front wall surface is constituted by a separate member from the container-like drawer body.

  Thereby, compared with the case where the said handle and the said leaf | plate spring are attached to the front wall surface integrally formed in the drawer main body, attachment property is improved.

  In the chest drawer lock structure according to claim 5, spring support portions for supporting both ends of the leaf spring are provided on the front wall surface, and a biasing portion for biasing the handle is provided at a substantially central portion of the leaf spring. Set.

  That is, both ends of the leaf spring are supported by spring support portions provided on the front wall surface, and a biasing portion for biasing the handle is set at a substantially central portion of the leaf spring.

  For this reason, compared with the case where a handle is urged | biased by the other end part of the leaf | plate spring with which one end was supported, the urging | biasing force is raised.

  Further, in the chest drawer lock structure according to claim 6, the spring support portion is provided between the L-shaped piece and an L-shaped piece having an L-shaped cross section for supporting an end portion of the leaf spring. It comprised with the clamping part which pinches | interposes a leaf | plate spring.

  Thereby, the said leaf | plate spring is supported by inserting | pinching a leaf | plate spring between the said L-shaped piece and the said clamping part.

  Further, in this supporting state, inadvertent disconnection of the leaf spring in the length direction is prevented.

  In addition, in the chest drawer lock structure according to claim 7, the handle is provided with a protruding portion that protrudes toward the leaf spring, and a biased portion that is biased by the leaf spring is set in the protruding portion. did.

  Thereby, the handle is urged by the leaf spring in a state where the urged portion of the protruding portion protruding from the handle is in contact with the leaf spring.

  As described above, in the chest drawer lock structure according to claim 1 of the present invention, the handle provided slidably on the front wall surface of the drawer is moved by the linear leaf spring provided on the front wall surface. Can be energized.

  For this reason, compared with the case where the handle is urged by a coil spring, it is not necessary to provide a locking portion for locking both ends of the coil spring on both the drawer and the handle, thereby simplifying the configuration. Can be planned.

  In the chest drawer lock structure according to claim 2 of the present invention, the biasing member for biasing the handle in the engaging direction is constituted by a leaf spring provided on the front wall surface of the drawer, The handle can be biased by a leaf spring.

  For this reason, compared with the case where the handle is urged by a coil spring, it is not necessary to provide a locking portion for locking both ends of the coil spring on both the drawer and the handle, thereby simplifying the configuration. Can be planned.

  Further, the urging member for urging the handle in the engaging direction is constituted by a leaf spring provided on the front wall surface of the drawer, and the handle is provided with a facing portion that faces the front wall surface, A leaf spring can be held in a state of being disposed between the facing portion and the front wall surface. Thereby, the said leaf | plate spring can be hold | maintained between the said front wall surface and the said opposing part, ensuring the deformation | transformation freedom degree to the said urging | biasing direction of the said leaf | plate spring.

  Therefore, with such a simple structure, it is possible to prevent inadvertent detachment of the leaf spring without causing a decrease in urging force due to the leaf spring.

  In the chest drawer lock structure according to the third aspect of the present invention, since the leaf spring is formed in a straight line, the molding cost of the leaf spring can be suppressed.

  Further, in the chest drawer lock structure according to claim 4, since the front wall surface is constituted by a member separate from the drawer main body, the front wall surface is attached to the drawer main body after the handle and the leaf spring are attached to the front wall surface. Can be attached.

  Therefore, attachment workability | operativity can be improved compared with the case where the said handle and the said leaf | plate spring are attached to the front wall surface integrally formed in the said drawer main body.

  In addition, in the chest drawer lock structure according to claim 5, both ends of the leaf spring are supported by spring support portions provided on a front wall surface, and the handle is biased to a substantially central portion of the leaf spring. A force group is set.

  For this reason, compared with the case where a handle is urged | biased by the other end part of the leaf | plate spring with which one end was supported, a biasing force can be raised.

  In the chest drawer lock structure according to the sixth aspect, the end portion of the leaf spring can be supported by sandwiching the leaf spring between the L-shaped piece and the sandwiching portion.

  In this support state, it is possible to prevent inadvertent removal of the leaf spring in the length direction.

  Further, in the chest drawer lock structure according to claim 7, the handle is provided with a protruding portion that protrudes toward the leaf spring, and a biased portion that is biased by the leaf spring is set in the protruding portion. .

  For this reason, the handle can be urged by the leaf spring in a state where the urged portion of the protruding portion protruding from the handle is in contact with the leaf spring.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a view showing a chest 1 having a chest drawer lock structure according to the present embodiment. The chest 1 stores clothes, accessories, and the like.

  The chest 1 is composed of a chest main body 11 that forms a frame, and drawers 12 and 12 provided on the chest main body 11.

  The chest body 11 is composed of frame constituent members 21 and 21 that are connected vertically, and each frame constituent member 21 and 21 is a bottom plate portion 22 and a post portion (not shown) that is erected on the bottom plate portion 22. And is composed of. A top plate 23 is provided on the column portion of the upper frame constituent member 21, and a drawer accommodating portion opened between the upper and lower frame constituent members 21 and 21 and between the upper frame constituent member 21 and the top plate 23. The drawers 12 and 12 are accommodated in such a manner that they can be pulled out.

  The drawer 12 includes a rectangular container-shaped drawer body 31 (see FIG. 6) and a front wall surface 32 attached to the front surface of the drawer body 31, and the front wall surface 32 is separate from the drawer body 31. It is composed of members.

  As shown in FIG. 2, the front wall surface 32 is formed with a flange 41 projecting on the back side at the periphery, and the flange 41 can be externally fitted to the front surface of the drawer body 31. The upper edge 42 and the lower edge 43 of the flange 41 are provided with fixing claws 44... Projecting inward, and the fixing claws 44 are locked to the front surface of the drawer body 31. By doing so, the front wall surface 32 can be fixed to the drawer body 31.

  In addition, a U-shaped recess 51 that recedes to the back side is formed at the upper edge of the front wall surface 32, and the drawer 12 is taken in and out of the recess 51 as shown in FIG. A handle 52 to be operated at the time is slidably attached. As shown in FIG. 2, slide slits 53, 53 extending vertically are formed in the recess 51, and the side surface 55 and the bottom surface 55 of the stepped portion 54 formed by the recess 51 are penetrated. Holes 56 are formed.

  A pair of spring support portions 61, 61 are provided at the lower portion of the recess 51 (only one is shown). The spring support portion 61 is formed on the bottom surface of the recess 51 as shown in FIGS. It is configured to support both ends of a linear leaf spring 62 arranged along the line 55. Accordingly, the leaf spring 62 is provided on the back surface of the front wall surface 32, and the handle 52 is moved upward in the engaging direction by the urging portion 63 set at a substantially central portion of the leaf spring 62. A biasing means for biasing is configured.

  As shown in FIG. 3, the spring support 61 includes an L-shaped piece 73 having an L-shaped cross section composed of a long piece 71 and a short side 72 that support the end of the leaf spring 62, and the L-shaped piece. 73 includes a low portion 74 extending upward from the tip of the long piece 71 and a cylindrical sandwiching portion 75 projecting from the upper end of the low portion 74. Thus, the end of the leaf spring 62 is sandwiched between the sandwiching portion 75 and the long piece 71 of the L-shaped piece 73. In this state, the length of the leaf spring 62 is The short side 72 can prevent inadvertent disconnection in the direction.

  As shown in FIGS. 4 and 5, the handle 52 is formed in a shape suitable for the recess 51, and an engaging claw 81 projects upward at the center of the handle 52. ing. Thereby, in a state where the drawer 12 is accommodated in the chest main body 11, as shown in FIG. 6, the engagement claw 81 is connected to the flange portion 82 of the top surface 23 of the chest main body 11 or the frame constituent member 21. A drawer lock structure for preventing the drawer 12 from being inadvertently pulled out from the chest main body 11 is configured.

  Further, the handle portion 52 is provided with a U-shaped protruding portion 91 that protrudes downward, and the protruding portion 91 is in the state where the handle 52 is attached to the front wall surface 32 and the concave portion As shown in FIGS. 7 and 8, the length dimension is set so as to contact the leaf spring 62 through the through hole 56 of the bottom surface 55 provided in 51.

  Accordingly, a biased portion 92 (see FIG. 4) that is biased by the leaf spring 62 is set at the lower end of the projection 91, and the projection 91 is attached from below by the leaf spring 62. By being biased, the engaging claw 81 provided on the upper side is biased in an engaging direction in which the engaging claw 81 is engaged with the chest main body 11.

  At the lower end of the projecting portion 91, a facing portion 101 that extends downward and faces the front wall surface 32 is integrally formed, and the leaf spring 62 provided on the front wall surface 32 is integrally formed. 7 and FIG. 8 (the facing portion 101 is indicated by a broken line), and is held between the facing portion 101 and the low portion 74 provided on the front wall surface 32. Has been.

  As shown in FIGS. 5, 7, and 8, the handle 52 has stoppers 111, 111 inserted into the vertically long slide slits 53, 53 formed in the concave portion 51 of the front wall surface 32. Is protruded and allows the handle 52 to slide in the vertical direction while the stoppers 111 and 111 are inserted into the slide slits 53 and 53, and prevents the handle 52 from being pulled upward. It is configured to be able to.

  In the present embodiment according to the above configuration, the urging member that urges the handle 52 upward in the engagement direction is constituted by a leaf spring 62 provided on the front wall surface 32 of the drawer 12, and The leaf spring 62 is disposed between the facing portion 101 provided on the handle 52 and the front wall surface 32. Accordingly, the leaf spring 62 can be held between the front wall surface 32 and the facing portion 101 while ensuring the degree of freedom of deformation of the leaf spring 62 in the urging direction.

  Therefore, with such a simple structure, the plate spring 62 can be prevented from being carelessly detached without causing a decrease in the urging force of the plate spring 62.

  Further, since the front wall surface 32 and the drawer main body 31 are configured as separate members, the front wall surface 32 can be attached to the drawer main body 31 after the handle 52 and the leaf spring 62 are attached to the front wall surface 32. .

  Therefore, compared to the case where the handle 52 and the leaf spring 62 are attached to the front wall surface 32 formed integrally with the drawer 12, the attachment workability can be improved.

  Further, both ends of the leaf spring 62 are supported by spring support portions 61, 61 provided on the front wall surface 32, and an urging portion 63 that urges the handle 52 to a substantially central portion of the leaf spring 62. Is set.

  For this reason, compared with the case where the handle 52 is urged | biased by the other end part of the leaf | plate spring by which one end was supported, the urging | biasing force can be raised.

  The end portion of the leaf spring 62 can be supported by simply sandwiching the leaf spring 62 between the L-shaped piece 73 constituting the spring support portions 61 and 61 and the sandwiching portion 75.

  In this supported state, it is possible to prevent inadvertent removal of the leaf spring 62 in the length direction.

  Further, the handle 52 is provided with a protruding portion 91 that protrudes toward the leaf spring 62, and a biased portion 92 that is biased by the leaf spring 62 is set on the protruding portion 91.

  For this reason, the center of the handle 52 can be urged by the leaf spring 62 in a state where the urged portion 92 of the projection 91 protruding from the handle 52 is in contact with the leaf spring 62. .

It is a figure which shows the front of one embodiment of this invention. It is explanatory drawing which shows the front wall surface of the embodiment. It is the A section enlarged view of FIG. It is a front view which shows the handle of the embodiment. It is BB sectional drawing of FIG. It is sectional drawing of the principal part which shows the operation | movement of the embodiment. It is explanatory drawing which shows the handle part of the embodiment. It is explanatory drawing which shows the state which lowered the handle of the embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Chest 11 Chest main body 12 Drawer 31 Drawer main body 32 Front wall surface 52 Handle 61 Spring support part 62 Leaf spring 63 Energizing part 73 L-shaped piece 75 Holding part 81 Engaging claw 91 Protruding part 92 Energized part 101 Opposite part

Claims (7)

A handle having an engaging claw is slidably provided on a front wall surface of the drawer accommodated in the chest body, and the handle is urged by an urging means in an engaging direction in which the engaging claw engages with the chest body. In the chest drawer lock structure for engaging the engaging claws with the chest body and preventing the drawer from being pulled out from the chest body,
A chest drawer lock structure characterized in that a linear leaf spring is provided on the front wall surface of the drawer to constitute the biasing means. A handle having an engaging claw is slidably provided on a front wall surface of the drawer accommodated in the chest body, and the handle is urged by an urging means in an engaging direction in which the engaging claw engages with the chest body. In the chest drawer lock structure for engaging the engaging claws with the chest body and preventing the drawer from being pulled out from the chest body,
A plate spring is provided on the front wall surface of the drawer to constitute the urging means, a facing portion facing the front wall surface is provided on the handle, and the leaf spring is provided between the facing portion and the front wall surface. Chest drawer lock structure characterized by being arranged.   3. The chest drawer lock structure according to claim 2, wherein the leaf spring is formed linearly.   4. The chest drawer lock structure according to claim 1, wherein the front wall surface is constituted by a separate member from the container-like drawer body.   5. The front wall according to claim 1, wherein a spring support portion for supporting both ends of the leaf spring is provided on the front wall surface, and a biasing portion for biasing the handle is set at a substantially central portion of the leaf spring. The chest drawer lock structure according to any one of the above.   The said spring support part was comprised by the L-shaped piece of the L-shaped cross section which supports the edge part of the said leaf | plate spring, and the clamping part which pinches | interposes the said leaf | plate spring between this L-shaped piece. Item 5. A chest drawer lock structure according to Item 5. The projecting part which protrudes toward the said leaf | plate spring was provided in the said handle, and the to-be-biased part urged | biased by the said leaf | plate spring was set to this protrusion part, The any one of Claim 1 to 6 characterized by the above-mentioned. Chest drawer lock structure.

Images