JPH04122165U - Mounting structure of spring-loaded knob on opening/closing body - Google Patents

Abstract

(57) [Summary] [Purpose] To enable a knob to be easily and quickly attached to a storage box while preventing poor engagement of a spring between the storage box and the knob. [Structure] A winding portion 76 of a spring 70 is fitted into a pin 64 provided on a knob 40 that removably locks the storage box 14, and each of the first and second locking legs 72, 74 of the spring 70
are the storage box 14 and the spring hooks 26 and 5 of the knob 40.
4 and always biases the knob 40 in the locking direction. A temporary fixing part 62 is formed to keep the knob 72 in a position where it can be engaged with the spring catch part 26 of the storage box 14, and the engagement force between the second locking leg 74 and the temporary fixing part 62 is applied to the knob 40 to the storage box 14. When the knob 4 is assembled, the second locking leg 74 is detached from the temporary locking portion 62 due to the elastic force acting on the winding portion 76 of the spring 70.
The engagement force is set to such an extent that the engagement force can be engaged with the spring hook portion 54 of 0.0.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention relates to a structure for mounting a spring-equipped knob on an opening/closing body.

0002

[Conventional technology]

Conventionally, the mounting structure of this type of spring-loaded knob is shown in FIGS. 6 and 7, for example. There is something like that. In this case, the knob 82 is supported in the pivot hole 81 of the opening/closing body 80. Insert the shaft 84 and rotate the knob 82 about the support shaft 84 relative to the opening/closing body 80. When attaching the knob 82, attach the knob 82 to the pin 89 provided in advance. A spring 90 is inserted to always bias the locking mechanism 2 in the locking direction. And spring 90 Of the first and second locking legs 91 and 92 provided at both ends, the second locking leg 92 is The first locking leg 91 is engaged with the spring locking portion 96 of the knob 82, and the first locking leg 91 is shown by the two-dot chain line in FIG. The pivot hole 81 of the opening/closing body 80 is engaged with the spring hook 94 of the opening/closing body 80 as shown in FIG. By fitting the support shaft 84 of the knob 82 into the opening/closing body 80, the knob 82 is inserted into the opening/closing body 80. It is ready to be installed.

0003

[Problem that the idea aims to solve]

By the way, in the conventional structure described above, the spring 90 is inserted into the pin 89 of the knob 82. When the knob 82 is attached to the opening/closing body 80 in the state that the spring 90 is The knob rotates unexpectedly, resulting in the state shown in the dashed-dotted line in Figure 7. 82 is attached, the first locking leg 91 is attached to the opening/closing body 80 as shown by the dashed line in FIG. It cannot engage with the spring catch part 94. Therefore, when installing the knob 82, Push the spring 90 with your fingertips so that the first locking leg 91 is in a position where it can engage with the spring locking part 94. It is necessary to support Furthermore, when installing the knob 82, the spring 90 is removed from the pin 89. The spring 90 may come out, so it is necessary to hold the spring 90 with your fingertips to prevent this. Therefore, attaching the knob 82 to the opening/closing body 80 is difficult and requires a lot of effort. There was a problem.

0004 In view of the above-mentioned conventional problems, the purpose of the present invention is to provide a spring for the opening/closing body and the knob. The knob can be easily and quickly attached to the opening/closing body while preventing poor engagement of the knob. An object of the present invention is to provide a knob mounting structure for an opening/closing body.

[0005]

[Means to solve the problem]

In order to achieve the above object, the present invention provides a hook that detachably locks the opening/closing body. a knob having a section, and a winding that is inserted into a pin provided on the knob and accumulates elasticity. It has a winding part and first and second locking legs respectively extending from both ends of the winding part. At the same time, the first locking leg is engaged with the spring locking portion of the opening/closing body, and the second locking leg is engaged with the spring locking portion of the opening/closing body. By engaging the stop leg with the spring hook of the knob, the knob is always kept in the locking direction. A spring-loaded knob mounting structure in an opening/closing body comprising a biasing spring and a front By elastically deforming the second locking leg of the spring and temporarily fixing it to the knob, the same effect can be achieved. A temporary fixing portion is formed to maintain the first locking leg of the spring in a position where it can be engaged with the spring hooking portion of the opening/closing body. The engagement force between the second locking leg of the spring and the temporary locking portion is applied to the opening of the knob. The second engagement of the spring is caused by the elastic force acting on the winding portion of the spring when assembled to the closed body. Engagement to such an extent that the stop leg can detach from the temporary fixing part and engage with the spring catch part of the knob. Power is set.

[0006]

[Effect]

In the present invention configured as described above, before installing the knob to the opening/closing body, In this case, the second locking leg of the spring is elastically deformed and temporarily fixed to the temporary fixing part of the knob. This prevents the spring from slipping out of the pin, and prevents the first locking leg of the spring from opening and closing. It is maintained in a position that allows it to engage the spring catch on the body. When the knob is attached to the opening/closing body, the elastic force acting on the winding part of the spring causes the The second locking leg of the spring disengages from the temporary locking portion and engages with the spring locking portion of the knob.

[0007]

【Example】

Next, one embodiment of the present invention will be described based on the drawings. In this embodiment, a storage box 14 shown in FIG. 4 is used as the opening/closing body. storage The box 14 is mainly composed of a box body 12 and a front plate 10. ing.

[0008] The box body 12 has a flange 30 on the front and has a box shape that opens upward. The opening/closing shaft 36 is shown centered on the opening/closing shaft 36, and is provided protruding from the lower part of the outer surface of both side walls. It is assembled so that it can be opened and closed with respect to the mounting member that is not installed.

[0009] A front plate 10 is attached to the front surface of the flange 30 of the box body 12 by welding or the like. It is fixed. A box book is placed near the top of the front center of the front plate 10. A recess 20 is provided toward the opening 34 of the body 12, and the left and right side walls of the recess 20 are provided with A shaft support hole 22 is formed in each. There is an opening near the top of the bottom of the recess 20. 24 is formed. Further, an opening 24 is formed on the upper front surface of the bottom of the recess 20. A spring catch part 26 is protruded along the upper edge and extends laterally, and the spring catch part 2 A substantially triangular protruding piece 28 is provided on one side of 6.

0010 A knob 40 is attached to the recess 20 of the front plate 10. The knob 40 is shown in Figure 1. , As shown in FIGS. 2 and 4, it has a vertical plate-shaped front plate part 42, and the lower end of the front plate part 42 is An operating section 44 is formed. Support pieces 46 are provided on the left and right sides of the front plate portion 42, respectively. (toward the box main body 12 side), and each support piece 46 is provided with a horizontal support. A holding shaft 48 is formed. Each support shaft 48 is connected to each shaft support hole 22 of the front plate 10. It is rotatably fitted into the

[0011] At approximately the center of the back surface of the front plate portion 42 of the knob 40, a support portion 50 is formed to protrude toward the back. A hook portion 52 extends from the support portion 50. The hook portion 52 is Fitted into the opening 24 of the front plate 10 and the opening 34 of the box body 12, It removably engages with the mounting member (not shown).

0012 As shown in FIGS. 1 and 3, the lower end of the boundary between the hook portion 52 and the support portion 50 A spring hooking portion 54 is formed in the shape of a groove with an inverted V-shaped cross section. Also, the foot One side of the left and right sides of the proximal end of the hook portion 52 protrudes from one side of the support portion 50. The protruding portion serves as a spring receiving portion 56.

[0013] In addition, as shown in FIGS. 1 to 4, the supporting part 50 and the operating part 44 are connected to form a vertical plate. A rib 60 is formed. A temporary fixing portion 62 is provided near the upper end of the end surface of the rib 60. It is formed. This temporary fixing portion 62 will be explained in detail later.

[0014] A horizontal pin 64 is formed protruding from one outer surface of the support portion 50 .

[0015] The spring 70 has a coiled winding part 76 that accumulates elasticity by twisting. , from both ends of the winding part 76, the first extension part 71 and and a second extending portion 73, and a first engagement member is provided at the tip of each extending portion 71, 73. The stop leg 72 and the second stop leg 74 are bent at right angles.

[0016] The winding portion 76 is rotatably fitted into the pin 64, and the two-point chain shown in FIGS. As shown by the line, while the second extending portion 73 is along the spring receiving portion 56, the second locking leg 74 is The first locking leg 72 engages with the hook hooking portion 54, as shown by the two-dot chain line in FIGS. 1 and 4. When the knob 40 is engaged with the spring hook 26, the knob 40 is attached to the storage box 14. Can be attached.

[0017] The angle between the two extensions 71 and 73 is a straight line that is wider than the angle in the free state. 5, and the knob 40 is rotated clockwise in FIG. is biased in the locking direction. The knob 40 is generally indicated by a solid line in FIG. When the knob 40 is in the locked position, the upper surface of the support portion 50 of the knob 40 is located at the opening 2 of the front plate 10. 4, and further rotation in the clockwise direction in the figure is prevented. The front plate portion 42 of 40 and the front plate 10 are substantially on the same plane. this condition In this state, the hook portion 52 engages with a mounting member (not shown), thereby attaching the storage box. The slot 14 is locked in a closed state with respect to the engaging portion of the mounting member.

[0018] In addition, by operating the operating portion 44 against the elastic force of the spring 70, as shown by the dashed line in FIG. Turn the knob 40 in the counterclockwise unlock direction in FIG. As a result, the engagement of the hook portion 52 with the mounting member is released. This allows for The storage box 14 is opened around the opening/closing shaft 36 as shown by the two-dot chain line in FIG. It has become so.

[0019] As shown in FIGS. 1 and 3, the temporary fixing portion 62 is attached to the front plate of the knob 40. The second locking leg 74 of the spring 70 is temporarily fixed before assembly to the spring 10, The rib 60 is provided in a step shape at the upper end of the end surface.

[0020] The position of the temporary fixing part 62 is near the spring catch part 54 of the knob 40, and the position of the temporary fixing part 62 is near the spring catch part 54 of the knob 40. The first locking leg 72 in the free state when the locking leg 74 is engaged with the temporary locking portion 62 is The positional relationship is such that the plate 10 is maintained in a position that allows it to engage with the spring hook 26 of the plate 10. Ma In addition, the temporary fixing portion 62 is located on the lower left side of the spring hooking portion 54 in FIGS. 1 and 3, and is located on the lower left side in FIGS. 74 can be engaged with the spring hook 54 by rotating counterclockwise in both figures. In a relationship.

[0021] Further, the distance between the temporary fixing part 62 and the pin 64 is the same as that between the winding part 76 of the spring 70 and the second fixing part 64. The distance is slightly longer than the distance to the leg 74, and the bending angle of the second locking leg 74 is elastic. It is designed to be sexually engaged in a slightly expanded state. This engagement force is applied to the knob 4 The second locking is performed based on the elastic force of the winding portion 76 when assembling the 0 to the front plate 10. The restoring force acting on the leg 74 in the counterclockwise direction in FIGS. 1 and 3 causes the second locking leg 7 to 4 is set to such an extent that it can be removed from the temporary fixing part 62.

[0022] This embodiment is constructed as described above. Therefore, as shown in Figures 1 to 3, , with the winding portion 76 of the spring 70 inserted into the pin 64 of the knob 40, the spring 70 is While elastically expanding the bending angle of the second locking leg 74 slightly, the second locking leg 74 is engaged with the temporary locking portion 62. . This prevents the spring 70 from rotating around the pin 64, leaving it in a free state. The first locking leg 72 is maintained in a position where it is engaged with the spring locking portion 26 of the front plate 10. Ru. Therefore, when assembling the knob 40 to the front plate 10, the first locking leg 72 is pressed against the spring. It is no longer necessary to support the spring 70 by hand in order to keep it in the position where it engages with the catch part 26.

[0023] Also, based on the elastic restoring force of the second locking leg 74, the second locking leg 74 and the temporary fixing portion 62 are connected to each other. Because a frictional force is generated between is prevented.

[0024] Then, as shown in FIG. 4, the hook portion 52 of the knob 40 is attached to the front plate 10 and It is inserted into the openings 24 and 34 of the box body 12 and elastically presses each support piece 46 of the knob 40. Each support shaft 48 is fitted into the shaft support hole 22 of the front plate 10 while being deformed. That and that 1 and 4, the first extending portion 71 of the spring 70 is connected to the projecting piece 2. 8 and the spring catch part 26, the first locking leg 72 is inserted between the front plate 1 It is engaged with the spring hook part 26 of 0.

[0025] Further, the first locking leg 72 is connected to the base portion of the spring locking portion 26 of the front plate 10. In FIG. 1, the winding part 76 is twisted and connected to the first extension part 71 by being pressed in the counterclockwise direction. Since the angle with the second extending portion 73 is widened, the elastic force of the winding portion 76 causes the second extending portion 73 to expand. The extending portion 73 is rotated counterclockwise in FIGS. 1 and 3, as indicated by the two-dot chain line in both figures. As shown in FIG. .

[0026] In this way, in this embodiment, the spring 70 can be stored without touching the spring 70. The knob 40 can be easily and quickly attached to the storage box 14.

[0027] In addition, after the knob 40 is installed, the protruding piece 28 is attached to the The movement of the locking leg 72 to the right in the figure is prevented, and the winding of the spring 70 shown in FIG. The portion 76 is prevented from slipping out from the pin 64.

[0028] In the above embodiment, a storage box was used as the opening/closing body, but the present invention The present invention is not limited thereto, and may be a lid for a storage box. In addition, the present invention can be implemented with various modifications based on the knowledge of those skilled in the art. Of course.

[0029]

[Effect of the idea]

As described above, according to the present invention, when attaching the knob to the opening/closing body, the spring By temporarily fixing the second locking leg to the temporary fixing part of the knob, the spring is prevented from coming out from the pin. is held in a position where the first locking leg of the spring can engage with the spring locking portion of the opening/closing body, and , when the knob is attached to the opening/closing body, the second locking leg is moved by the elastic force acting on the winding part of the spring. It separates from the temporary fixing part and engages with the spring catch part of the knob. Therefore, when installing the knob, This eliminates the need to support the spring with your fingertips during installation, and improves installation work. Wear.

[Brief explanation of drawings]

FIG. 1 is an enlarged side view of essential parts of an embodiment of the present invention.

FIG. 2 is also an enlarged perspective view.

FIG. 3 is a longitudinal cross-sectional view further enlarging the main part of FIG. 1;

FIG. 4 is an exploded perspective view showing the entire embodiment.

FIG. 5 is a longitudinal sectional view thereof.

FIG. 6 is an exploded perspective view showing main parts of a conventional knob mounting structure.

FIG. 7 is an enlarged side view of the knob.

[Explanation of symbols]

14 Storage box 26 Spring hook part 40 knob 52 Hook part 54 Spring hook part 62 Temporary fixing part 64 pin 70 spring 72 First locking leg 74 Second locking leg 76 Winding part

Claims (1)

[Scope of utility model registration request] Claim 1: A knob having a hook part that releasably locks the opening/closing body; a winding part that is fitted into a pin provided on the knob and accumulates elasticity; It has both extended first and second locking legs, the first locking leg is engaged with a spring locking portion of the opening/closing body, and the second locking leg is engaged with a spring locking portion of the knob. A spring-equipped knob mounting structure in an opening/closing body, comprising: a spring that always biases the knob in a locking direction by being engaged with a latching portion; By elastically deforming and temporarily fixing the locking leg, a temporary fixing part is formed that keeps the first locking leg of the same spring in a position where it can be engaged with the spring hooking part of the opening/closing body, and the second locking leg of the spring The engagement force between the locking leg and the temporary fixing portion is caused by the elastic force acting on the winding portion of the spring when the knob is assembled to the opening/closing body, so that the second locking leg of the spring is attached to the temporary fixing portion. 1. A mounting structure for a spring-equipped knob in an opening/closing body, characterized in that the engagement force is set to such an extent that the spring-loaded knob can be detached from the knob and engaged with the spring-latching portion of the knob.