JPH11325007A - Fixing member and fixing method using it - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve workability in fixing parts to a casing. SOLUTION: A fixed member 17 is bent in a J shape at its left end while cylindrical at the other end to constitute a retaining part 17b. In fixing an acrylic board, the left end 17a is inserted into a guide groove 16, a tip of J shape 17c is hooked on an inner side 15a of a guide 15, the retaining part 17b is pressed against the board 13, and a tip 17d of the retaining part 17b is hooked on a projection 15b on the right side. Accordingly, the fixed member 17 is fixed to the guide 15, the retaining part 17b presses the board 13 downward, and thereby the board is fixed to a casing.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a fixing member for fixing a plastic plate or the like and a fixing method using the same.

[0002]

2. Description of the Related Art Conventionally, as a method of fixing a sheet metal, a plastic plate, or the like to a housing, there is known a method of fixing an acrylic plate 103 or the like to a housing by pressing a metal holding plate 101 as shown in FIG. I have. FIG. 11 shows a configuration in which a guide 102 formed by extrusion or the like is attached to a housing with screws or the like, and a pressing plate 101 is fixed to the guide 102 and an acrylic plate 103 is fixed to the housing. The guide 102 has a C-shaped cross section, and a plate nut 104 can be inserted into the groove.
Guide plate 10 using guide nut 104
2 can be fixed. Then, the acrylic plate 103 is fixed to the housing by the holding plate 101.

[0003]

In the method using the holding plate 101 as described above, the plate nut 104 is connected to the guide 10.
2 and the holding nut 1
There is a problem that the work of screwing the 01 is necessary, and it takes a long working time.

[0004] It is an object of the present invention to enable components to be easily fixed to a housing.

[0005]

According to a first aspect of the present invention, there is provided a fixing member comprising a plate-like elastic member, and a locking portion bent so as to lock inside a groove provided in a housing. And a pressing portion that is deformed by contacting another component when the locking portion is locked inside the groove of the housing, and that presses the other component to fix it to the housing.

According to a second aspect of the present invention, there is provided a fixing member comprising an elastic member, a first locking portion bent to lock inside a groove provided in a housing, and a convex outside the groove. A second locking portion bent so as to be locked to the portion, and the second locking portion holds another component.

According to a third aspect of the present invention, there is provided a fixing member comprising a first locking portion which is made of an elastic member and is bent so as to be locked to a projection on one side of a projection provided on a housing; It comprises a second locking portion bent so as to lock on the convex portion on the other side surface of the projection, and a pressing portion for pressing another component and fixing it to the housing.

According to a fourth aspect of the present invention, there is provided a fixing member made of an elastic member, wherein the first and second locking portions are bent so as to be locked inside a groove provided in a housing, and the other locking portions are provided. And a holding portion for holding the component and fixing it to the housing.

According to a sixth aspect of the present invention, there is provided a fixing member which is integrally formed with a locking portion inserted into a hole or a groove on a side to be fixed, and deforms the locking portion when pinched by a fingertip. An operation unit that is detachable from the hole or the groove and a holding unit that holds other components.

According to the present invention, for example, a component such as a plastic plate is easily fixed to the housing by inserting the fixing member into a groove formed integrally with the housing or a groove of a guide attached to the housing. And the working time of the assembly can be reduced.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an external perspective view of an information display device 11 according to an embodiment of the present invention. The information display device 11 is, for example, a display device for displaying interest rates in a bank or the like, and has a display unit 12 for displaying such information. The surface of the display unit 12 is covered with an acrylic plate 13. I have.

FIG. 2 is a view showing the internal structure of the information display device 11, wherein FIG. 2A is a plan view, FIG. 2B is an upper sectional view, and FIG. 2C is a left sectional view. is there. Guide 15
Is formed of an aluminum component or the like formed by extrusion or the like, and is fixed to the housing of the information display device 11 by screws or the like. The fixing member 14 is press-fitted into the guide 15, the fixing member 14 is fixed to the guide 15, and the acrylic plate 13 is fixed to the housing by the fixing member 14.

As shown in FIGS. 3A and 3B, the fixing member 14 is formed of an elastic member, for example, a leaf spring, and one of its cross sections is bent into a U-shape to form a fixing portion 14a. The other is bent into a C-shape, and the pressing portion 14b of the acrylic plate 13 is formed.
Is composed.

When the acrylic plate 13 is fixed to the housing, when the fixing portion 14a is inserted into the groove 16 of the guide 15,
As shown in FIG. 3C, the distal end portion 14 c of the fixing member 14 is locked on the inside 15 a of the guide 15, so that the fixing member 14 does not fall out of the groove 16. Then, the pressing portion 14b of the fixing member 14 is pressed against the acrylic plate 13, and the pressing portion 14b is pressed.
Is deformed, the distal end portion 14d of the holding portion 14b is locked by the projection 15b outside the guide 15, and the holding portion 14b
Will not lift upwards. Thereby, the fixing member 1
4 is fixed to the guide 15, and the acrylic plate 13 is fixed to the housing by the pressing portion 14b. The fixing member 14
Can be removed from the guide 15 by detaching the distal end portion 14d from the projection 15b while being hooked on the projection 15b of the guide 15, and the fixing member 14 is detachable.

According to the fixing member 14, the fixing member 14 can be simply moved by the guide 15 without using a screw or the like or a holding plate.
The acrylic plate 13 can be fixed to the housing only by press-fitting into the housing, and workability when fixing the acrylic plate 13 to the housing is improved.

Next, fixing members having other shapes are shown in FIGS.
0 will be described. 4 to 9 is also formed of a leaf spring having a fixed width, similarly to the fixing member 14 of FIG. 3, and the fixing member of FIG. Or a compression molded product.

The fixing member 17 shown in FIG.
a is bent into a J-shape, and the right end is bent into a cylindrical shape to form the holding portion 17b. When fixing the acrylic plate 13, the left end 17a is inserted into the groove 16 of the guide,
The J-shaped tip portion 17c is hooked on the inner side 15a of the guide 15, and the holding portion 17b is pressed against the acrylic plate 13,
The tip 17d of the holding portion 17b is hooked on the projection 15b on the right side of the guide 15. As a result, the fixing member 17 is fixed to the guide 15, and the holding portion 17b is
3, the acrylic plate 13 is fixed to the housing. By using the fixing member 17, the acrylic plate 13 can be easily fixed to the housing, and workability is improved.

The fixing member 17 is also removed from the projection 15b on the side surface of the guide 15 by removing the tip 17d.
Can be removed from the guide 15. Next, FIG.
One side of the fixing member 18 shown in FIG.
Is bent into a cylindrical shape with an outer diameter slightly larger than the vertical length of the right groove 16a inside the fixed portion 1a.
8a. Further, the other side of the fixing member 18 is also bent into a cylindrical shape to form a pressing portion 18b of the acrylic plate 13.

When the acrylic plate 13 is fixed to the housing, the fixing portion 18a is inserted into the right groove 16a. Then, the distal end portion 18c of the fixing portion 18a is
5a, the tip 18c is compressed, and the tip 18c is compressed.
The fixing portion 18a does not fall out of the groove 16a due to the spring property of the groove. When the pressing portion 18b of the fixing member 18 is pressed against the acrylic plate 13, the tip portion 18d of the pressing portion 18b is pressed.
Is caught on the projection 15b on the left side surface of the guide 15. Thus, the fixing member 18 is fixed to the guide 15, and the pressing portion 18b presses the acrylic plate 13 downward, so that the acrylic plate 13 is fixed to the housing. This fixing member 18 also
By removing the tip 18d from the projection 15b of the guide 15, it can be removed from the guide 15.

Next, one end of the fixing member 19 shown in FIG. 5A is bent clockwise by about 90 ° so that the fixing portion 19a is formed.
The central portion is bent in an inverted trapezoidal shape, and the other end is parallel to the acrylic plate 13 to form the holding portion 19c.

When fixing the acrylic plate 13, the fixing portion 19 a of the fixing member 19 is inserted into the groove 16 a on the left side of the groove 16 of the guide 15, and the tip 19 b of the fixing member 19 is
The fixing portion 19a is not caught by the inside 15a of the guide member, and the fixing portion 19a does not come out of the groove 16a. Accordingly, a downward force is applied to the acrylic plate 13 by the pressing portion 19c of the fixing member 19, and the acrylic plate 1
3 is fixed to the housing.

Next, the fixing member 20 shown in FIG. 5B has both ends bent in a J-shape, one of which forms a holding portion 20a of the acrylic plate 13, and a center portion bent in a U-shape. The protrusions 20c 'and 20d' are provided on the left and right side surfaces to form the fixed portions 20c and 20d.

When the fixing portions 20c, 20d of the fixing member 20 are inserted into the grooves 16 of the guide 15, the fixing portions 20c, 20d
d comes into contact with the side surfaces 15d and 15e of the groove 16 of the guide 15, and the convex portions 20c 'and 20d' are compressed. And
The protrusions 20c ', 20d' are inside the guide 15
When the protrusions 20c 'and 20d' are inserted farther into the left and right grooves 16a than the position 5b, the protrusions 20c 'and 20d' are released from the compressed state. As a result, the projections 20c 'and 20d'
Are hooked on the inside 15a, 15b of the
0d is not removed from the guide 15. At this time, the right end 20a of the fixing member 20 presses the acrylic plate 13, and the acrylic plate 13 is fixed to the housing. Since the fixing member 20 has a symmetrical shape, the fixing member 20 can be inserted into the groove 16 without concern for the direction of the fixing member 20 in the left-right direction.

In FIG. 5 (B), the pressing portion 20a of the fixing member 20 is shown overlapping with the acrylic plate 13 or the left end portion 20b is overlapped with the housing. In actuality, when the fixing member 20 is pressed into the guide 15, the holding portions 20a and 20b are deformed and positioned above them. The same applies to the other drawings described below.

Next, although not shown, the fixing member 21 of FIG. 6A has a fixing portion for fixing the fixing member 21 to the guide 15 by about half of the width of the leaf spring (in the depth direction of FIG. 6). 2
1a, and the rest is a pressing portion 21b for pressing the acrylic plate 13.

The left portion of the fixing portion 21a of the fixing member 21 is bent approximately 90 ° counterclockwise with respect to the horizontal direction, and the distal end portion 21c is bent approximately 135 ° counterclockwise. The other of the fixing part 21a is about 90 ° clockwise.
It is bent, and its tip 21d is moved about 13 clockwise.
It is bent 5 °. Pressing portion 21b of fixing member 21
Has a left portion parallel to the upper surface 15f of the guide 15, and the other end bent in a J-shape.

When the fixing portion 21a of the fixing member 21 is pressed into the right guide 15, the left end portion 21a of the fixing portion 21a is pressed.
c contacts the side surface 15e of the groove 16 of the guide 15, and the tip 21c is bent inward. Then, when the distal end portion 21c is inserted to the position of the inner side 15c of the guide 15, the distal end portion 21c is released from the compressed state, and
c. Similarly, the right end portion 21d of the fixing portion 21a contacts the protrusion 15b on the right side surface of the guide 15 and is bent inward, and when the fixing member 21 is inserted further into the back, the front end portion 21d is caught by the protrusion 15b. This allows
The fixing member 21 is fixed to the guide 15, and the pressing portion 21b
Holds the acrylic plate 13, and the acrylic plate 13 is fixed to the housing.

Next, the left side portion of the fixing member 22 shown in FIG.
It is bent approximately 90 ° clockwise at a position on the left side of the height of the guide 15 from the bent position. Further, the right side portion is bent approximately 90 ° clockwise, and further bent approximately 90 ° counterclockwise at the position of the acrylic plate 13 to form the pressing portion 22b of the acrylic plate 13.
The center portion 22e contacts the upper surface of the guide 15, and the right end portion 22e.
g is in contact with the acrylic plate 13. A central portion 22e that contacts the upper surface 15f of the guide 15 and a right end portion 22g that contacts the acrylic plate 13 are convex downward. Further, a part of the left side part which is bent approximately 90 ° clockwise with respect to the central part 22e has a claw 22c which is bent approximately 45 ° clockwise, and the right side part is approximately counterclockwise. 4
It has a claw 22d bent by 5 °. These claws 22
c and 22d constitute a fixing portion 22a for fixing the fixing member 22 to the guide 15.

When the fixing member 22 is inserted into the guide 15, the claw 22c on the left side of the fixing portion 22a comes into contact with the side surface 15e of the groove 16 of the guide 15, so that the claw 22c is deformed. When the pawl 22c is inserted to a position where the pawl 22c comes into contact with the inner side 15c of the guide 15, the pawl 22c spreads and the guide 1
5 is caught on the inside 15c. Similarly, the right claw 22d of the fixing portion 22a is deformed by contact with the right protrusion 15b of the guide 15, and when the claw 22d gets over the protrusion 15b, the claw 22d spreads and is caught by the protrusion 15b. Thereby, the fixing member 22 is fixed to the guide 15, and the acrylic plate 13 is pressed downward by the right end 22g of the pressing portion 22b, so that the acrylic plate 13 is fixed to the housing.

Next, in the fixing member 23 of FIG. 7A, a central portion 23a is bent in a U shape to form a fixing portion 23a, and left and right end portions 23b and 23c are bent in a J shape. I have. The right end portion 23c forms a holding portion 23f for holding the acrylic plate 13. Two claws 23d and 23e for fixing the fixing member 23 to the guide 15 are formed on a part of the left and right side surfaces of the central portion 23a. Left claw 23d is approximately 45 ° counterclockwise to vertical
The right claw 23e is bent approximately 45 degrees clockwise.

When the fixing member 23 is inserted into the guide 15, the right and left claws 23d and 23e come into contact with the side surfaces 15g and 15e of the groove 16 of the guide 15, and the claws 23d and 23e are deformed. The left and right claws 23d and 23e are the guide 1
5 are inserted to the positions of the inner sides 15a and 15c of the guide 5, the right and left claws 23d and 23e are expanded and the inner
a, 15c. Right end 23c of fixing member 23
After coming into contact with the acrylic plate 13, it is compressed as the fixing member 23 is inserted into the groove 16 of the guide 15, and presses the acrylic plate 13 downward. Thereby, the acrylic plate 1
3 is fixed to the housing.

Next, the fixing member 24 shown in FIG. 7B has a shape obtained by cutting the left end 23b of the fixing member 23 shown in FIG. 7A. The fixing member 24 has a central portion 24a bent in a U shape and a right end portion 24c bent in a J shape. Claws 24d and 24e for fixing the fixing member 24 to the guide 15 are provided in a part of the central portion 24a,
The left claw 24d is about 4 in a counterclockwise direction with respect to the vertical direction.
The right pawl 24e is bent at an angle of about 45 ° clockwise.

When the fixing member 24 is inserted into the groove 16 of the guide 15, the left and right claws 24d and 24e are hooked on the insides 15a and 15c of the guide, and are fixed to the guide 15.
Accordingly, the right end 24c of the fixing member 24 presses the acrylic plate 13, and the acrylic plate 13 is fixed to the housing.

Next, the fixing member 25 shown in FIG.
The fixing members 23 and 24 are bent at the center in a U-shape, while the center is not bent, and both ends of the fixing portion 25a are moved approximately counterclockwise and clockwise with respect to the horizontal direction, respectively. The nails 25d, 90d are bent at 90 °, and further bent at about 135 ° to fix the fixing member 25 to the guide 15.
5e. The right end 25c is bent into a J-shape to form a holding portion 25b for holding the acrylic plate 13.

When the fixing member 25 is inserted into the groove 16 of the guide 15, the left and right claws 25d and 25e are hooked on the insides 15a and 15c of the guide 15, and the fixing member 25 is fixed to the guide 15, and the acrylic plate is pressed by the pressing portion 25b. 1
3 is fixed to the housing.

Next, the fixing member 26 shown in FIG. 8B is such that the left side from the center portion is clockwise approximately 45 ° with respect to the horizontal direction.
It is bent and the claw 26b at the tip is
It is bent by 0 °. Also, about half of the width of the right side part is bent about 90 ° clockwise, and the claw 26c at the tip thereof
Are further bent approximately 135 ° clockwise. The right half 26d of the other half of the right portion is bent in a J-shape, and has a structure in which the acrylic plate 13 is pressed by an arc-shaped portion 26d '. The right end portion 26d constitutes a pressing portion 25e of the acrylic plate 13.

The left claw 26b of the fixing member 26 is hooked on the inside 15a of the guide 15, and the guide 1
5 is pressed downward, the right claw 26
c is deformed in contact with the projection 15b outside the guide 15. When the right portion of the fixing member 26 is further pressed, the right claw 26c gets over the protrusion 15b, and the claw 26c is caught below the protrusion 15b. At this time,
The arc-shaped portion 26d 'of the right end 26d is the acrylic plate 13.
Hold down. Thereby, the fixing member 26 is fixed to the guide 15, and the acrylic plate 13 is fixed to the housing by the arc-shaped portion 26d 'of the right end 26d.

Next, the fixing member 27 shown in FIG. 9 is a fixing portion 27a for fixing the fixing member 27 to a projection 31 having a constant depth provided on the housing, about half of the width of the leaf spring. The other half is a pressing portion 27b for pressing the acrylic plate 13. The holding portion 27b is located at the right end 2
7c is bent in a J-shape, and has a structure in which the acrylic plate 13 is pressed by an arc-shaped portion 27c '.

The right side of the fixing portion 27a is approximately 9 counterclockwise.
It is bent by 0 °, and the claw 27d at the tip is bent by about 135 ° counterclockwise. The other side of the fixing portion 27a is bent approximately 90 degrees counterclockwise, and the claw 27e at the distal end portion is bent approximately 135 degrees clockwise.

When the fixing portion 27a is pressed into the projection 31, the left and right claws 27d and 27e come into contact with the surfaces of the projections 31a and 31b on the left and right side surfaces of the projection 31 and are deformed. And the nail | claw 27d, 27e is the lower surface 3 of the convex part 31a, 31b.
When press-fitted to the positions 1c and 31d, the claws 27d and 27e that have been compressed up to that point spread. As a result, the claws 27d and 27e are caught on the projections 31a and 31b,
The fixing member 27 is fixed to the projection 31. At this time, the right end 27c comes into contact with the acrylic plate 13 and deforms, and the compressive force fixes the acrylic plate 13 to the housing. Next, FIGS. 10A and 10B are diagrams showing a cross section of a fixing member 28 having another shape. The fixing member 28 is made of an elastic member, for example, an extruded material such as elastic plastic or rubber. Therefore, the elastic strength is changed by changing the length of the fixing member 28 in the pushing direction, and the fixing member 28 is changed.
Can be arbitrarily adjusted when the fixing member 28 is deformed at the time of press-fitting into the guide 15. Note that the fixing member 28 may be formed by resin molding or the like.

The fixing member 28 has a symmetrical shape, and includes fixing portions 28a, 2a which are press-fitted into the grooves 16 of the guide 15.
8b, and operating portions 28c and 28d for deforming the fixing portions 28a and 28b to facilitate insertion into the guide 15,
And a pressing portion 28e of the acrylic plate 13.

When the acrylic plate 13 is fixed, the operation portions 28c and 28d of the fixing member 28 are sandwiched between fingertips, and the gaps 28h between the root portions 28f and 28g of the fixing portions 28a and 28b (FIG. 10B). Is applied in such a direction as to eliminate. Then, the fixing member 28 is deformed, and FIG.
Since the distances to both ends of the fixing portions 28a and 28b are shortened as shown in (1), the fixing portions 28a and 28b can be easily inserted into the grooves 16 of the guide 15. Then, the fixing portions 28a, 28b of the fixing member 28 are inserted up to the positions of the inner sides 15a, 15c of the guide 15, and the operation portions 28c, 28
When the finger is released from d, the side surfaces of the fixing portions 28a and 28b are caught on the inner sides 15a and 15b of the guide 15, and the fixing member 2
8 does not come off the guide 15. At this time, the protrusion 28i on the right side of the fixing member 28 is
5b, so that the holding portion 28e does not lift upward. When the fixing member 28 is press-fitted into the guide 15, the pressing portion 28e comes into contact with and deforms with the acrylic plate 13, and a force for pressing the acrylic plate 13 downward is generated.
Thereby, the acrylic plate 13 is fixed to the housing.

After the fixing member 28 is pressed into the guide 15, the operation portions 28c and 28d are sandwiched between
The fixing portions 28a, 28b can be removed from the grooves 16 of the guide 15 by deforming the fixing portions 28a, 28b. That is, the fixing member 28 can be detached from the guide 15. In the above example, the groove 1 of the guide 15 attached to the housing was used.
Although the fixing member 28 is press-fitted into 6, the housing may be provided with a hole, and the fixing member 28 may be press-fitted into the hole. Also, even if there is no protrusion 15b on the side surface of the guide 15,
If the elasticity of the pressing portion 28e is increased, the acrylic plate 13 can be fixed to the housing.

In the above-mentioned embodiment, the fixing members 14, 17, 18,... Are press-fitted into the grooves 16 of the guide 15 having a substantially C-shaped cross section or the projections 31 having a substantially T-shaped cross section. 13 has been described as being fixed,
The shape on the housing side is the guide 15 or the protrusion 3 shown in the embodiment.
The shape of the fixing member is not limited to one, and is not limited to the shape shown in the embodiment. The shape of the fixing member may be any shape as long as a part of the fixing member can be caught by a groove or a projection provided on the housing, and another part can press the acrylic plate 13. The component fixed by the fixing member is an acrylic plate 13.
However, the present invention is not limited thereto, and plastic parts, metal plates, and the like may be used.

[0045]

According to the present invention, the parts can be fixed to the housing without using screws or the like, so that the assembling work is simplified. Further, since the fixing member can be attached and detached, the fixing member can be removed and the component can be easily replaced even after the component is fixed.

[Brief description of the drawings]

FIG. 1 is an external perspective view of an information display device according to an embodiment.

FIGS. 2A to 2C are diagrams illustrating an internal structure of the information display device according to the embodiment;

FIGS. 3A to 3C are views showing an example of a fixing member.

FIGS. 4A and 4B are views showing an example of a fixing member.

FIGS. 5A and 5B are views showing an example of a fixing member.

FIGS. 6A and 6B are diagrams showing an example of a fixing member.

FIGS. 7A and 7B are diagrams showing an example of a fixing member.

FIGS. 8A and 8B are views showing an example of a fixing member.

FIG. 9 is a diagram illustrating an example of a fixing member.

FIGS. 10A and 10B are diagrams showing an example of a fixing member.

FIG. 11 is an explanatory view of a conventional method of fixing an acrylic plate.

[Explanation of symbols]

 13 Acrylic plate 14, 17-28 Fixing member 15 Guide

Claims (7)

[Claims] A locking portion formed of a plate-like elastic member and bent to lock inside a groove provided in the housing; and the locking portion locks inside the groove of the housing. A fixing portion that deforms by being in contact with another component when pressed, and that presses the other component to fix it to the housing. 2. A first locking portion made of an elastic member and bent to lock inside a groove provided in the housing, and a first locking portion bent to lock on a convex portion outside the groove. And a second locking portion provided, wherein a part of the second locking portion presses another component. 3. A first locking portion which is formed of an elastic member and is bent so as to lock on a projection on one side of a projection provided on the housing, and a projection on the other side of the projection. A fixing member, comprising: a second locking portion bent so as to be locked to the housing; and a pressing portion for pressing another component and fixing it to the housing. 4. A first and a second locking portion formed of an elastic member and bent so as to be locked inside a groove provided in the housing, and other components are pressed down and fixed to the housing. A fixing member comprising a holding portion. 5. The apparatus according to claim 2, wherein the first and second locking portions are formed by bending a distal end portion of a plate-shaped elastic member and locking the inside of the groove or the convex portion. 5. The fixing member according to 3 or 4. 6. A locking portion inserted into a hole or a groove on a side to be fixed, and integrally formed with the locking portion. A fixing member, comprising: an operation unit that can be attached and detached; and a holding unit that holds another component. 7. One end of the fixing member is locked inside a groove provided in the housing, the other end is locked on a projection outside the groove, and the other end is locked on the other end. A fixing method comprising fixing parts to a housing.