JP2021127807A - Mounting bracket - Google Patents

Abstract

To provide a mounting bracket which is prevented from being broken due to vibration during drive and prevents a mounting object device from easily falling while adopting a structure allowing easy manufacture and suppressing manufacturing costs low.SOLUTION: A mounting bracket 11 is used for mounting a mounting object device (for instance, a pressure reduction valve 12) on a mounting member 13 (for instance, a positioner). The mounting object device has a first fitting screw 21 and a second fitting screw 22. The mounting bracket 11 comprises a plate-like main plate part 31, and a notch 33 opened in an end part of the main plate part 31 and extending inside the main plate part 31. The notch 33 includes: a notch primary part 34 for introducing the first fitting screw allowing screw shaft parts 21b, 22b of the first fitting screw 21 to enter into the inside of the main plate part 31; a notch extension part 35 for introducing the first fitting screw allowing the first fitting screw 21 to enter further into the inside of the main plate part 31; and a notch part 36 for introducing the second fitting screw allowing the second fitting screw 22 to enter into the inside of the main plate part 31.SELECTED DRAWING: Figure 5

Description

The present invention relates to a mounting bracket used for mounting a device to be mounted on a predetermined mounting member.

Conventionally, when mounting a pressure reducing valve whose pressure can be manually adjusted, for example, as a device to be mounted on a pneumatic actuator as a mounting member, a mounting bracket 1 as shown in FIG. 12 may be used. The pressure reducing valve 2 mounted by using the mounting bracket 1 shown in FIG. 12 has a pressure adjusting knob 4 at the center of the upper end of the bonnet 3, and the first to fourth mounting screws 5 around the knob 4. Has ~ 8.

The mounting bracket 1 is formed with a knob groove 9 for inserting the knob 4 and four so-called daruma-shaped mounting holes 10 for inserting the first to fourth mounting screws 5 to 8. .. These mounting holes 10 have a shape in which large and small circles are staggered and stacked so that the first to fourth mounting screws 5 to 8 can be inserted in a loosened state so as not to come off from the bonnet 3. It is formed. Of the mounting holes 10, the first hole 10a having a relatively large hole diameter is formed to have a size that allows the screw heads 5a to 8a of the first to fourth mounting screws 5 to 8 to pass through. .. The relatively small second hole 10b is formed in a size that allows the screw shaft portions 5b to 8b of the first to fourth mounting screws 5 to 8 to pass through.

In order to mount the pressure reducing valve 2 on an actuator (not shown) via the mounting bracket 1, first, the knob 4 is inserted into the knob groove 9, and the first to fourth holes 10a of the mounting hole 10 are first to fourth. Insert the screw heads 5a to 8a of the mounting screws 5 to 8 from the lower part of the figure. Next, the pressure reducing valve 2 is translated along the knob groove 9, and the screw shaft portions 5b to 8b of the first to fourth mounting screws 5 to 8 are inserted into the second hole 10b of the mounting hole 10. By tightening the first to fourth mounting screws 5 to 8 in this state, the pressure reducing valve 2 is fixed to the mounting bracket 1.

As the conventional mounting bracket, in addition to using a plurality of mounting screws as described above, for example, a knob using a knob as described in Patent Document 1 is also known. The mounting bracket disclosed in Patent Document 1 has a groove into which the knob of the pressure reducing valve is inserted, and is formed so as to be sandwiched between the nut screwed into the knob and the boss portion of the bonnet. In this case, the pressure reducing valve is fixed to the mounting bracket by tightening the nut and sandwiching the mounting bracket between the nut and the boss portion.

Japanese Patent No. 3833323

In the mounting bracket 1 shown in FIG. 12, when the bonnet 3 is small and the distance between the first to fourth mounting screws 5 to 8 and the knob 4 is short, the distance between the knob groove 9 and the mounting hole 10 is too close for processing. There is a risk that the narrow portion between the knob groove 9 and the mounting hole 10 will break due to vibration during operation.

In the mounting bracket described in Patent Document 1, if the nut loosens and the force for holding the mounting bracket is lost, the pressure reducing valve easily falls off. The mounting bracket is not provided with a structure to prevent it from falling off. In addition, make a protrusion by bending the end of the mounting bracket upward or downward so that the protrusion cannot be exceeded if the nut is loosened, and the movement of the pressure reducing valve in the falling direction is restricted to prevent it from falling. Can be considered. However, the manufacturing cost of the mounting bracket increases by the amount of processing the protrusions in order to adopt this structure.

An object of the present invention is to provide a mounting bracket that adopts a structure that is easy to manufacture and keeps the manufacturing cost low, and does not break due to vibration during operation or the device to be mounted does not easily fall off.

In order to achieve this object, the mounting bracket according to the present invention is a mounting bracket used for mounting a device to be mounted on a predetermined mounting member, and the device to be mounted is mounted at a predetermined interval. It has a first mounting screw and a second mounting screw having a screw head and a screw shaft portion provided on the target device, and the mounting bracket is attached to a plate-shaped main plate portion and an end portion of the main plate portion. It has a notch that opens and extends inward of the main plate portion, and the notch brings the device to be attached close to the main plate portion in a direction parallel to the main surface of the main plate portion at an end portion of the main plate portion. At that time, the first mounting screw introduction notch main portion that allows the screw shaft portion of the first mounting screw of the mounting target device to enter the inside of the main plate portion, and the first mounting screw introduction notch. It is possible to extend from a part of the inner peripheral surface of the inner part of the main part in a direction different from the axis of the notch main part for introducing the first mounting screw so that the first mounting screw can further enter the inside of the main plate part. The device to be mounted is extended from the end of the notch extending portion for introducing the first mounting screw and the end portion of the main plate portion adjacent to the opening of the notch main portion for introducing the first mounting screw toward the inside of the main plate portion. It has a notch for introducing a second mounting screw that allows the screw shaft portion of the second mounting screw to enter the inside of the main plate portion.

In the present invention, in the mounting bracket, the notch stretching portion for introducing the first mounting screw has two independent notch stretching portions for introducing the first first mounting screw and the notch stretching portion for introducing the second first mounting screw. The second mounting screw introduction notch is composed of two independent first second mounting screw introduction notches and a second second mounting screw introduction notch. In a state where the mounting target device is mounted on the mounting bracket, the mounting target device has the first mounting screw introduced into the notch extension portion for introducing the first first mounting screw and the second mounting screw. The first mounting posture in a state of being introduced into the first mounting screw introduction notch, and the first mounting screw being introduced into the second mounting screw introduction notch extending portion and described above. It may be possible to mount the second mounting screw in any one of the second mounting posture in the state where the second mounting screw is introduced into the notch for introducing the second second mounting screw.

In the mounting bracket, the notch main portion for introducing the first mounting screw is a notch width narrow portion having the same notch width from the opening opened at the end of the main plate portion toward the inside of the main plate portion. The notch width from the inner back end of the notch width narrow portion to the connection portion with the notch extension portion for introducing the first mounting screw is wider than the notch width of the notch width narrow portion. With the device to be mounted mounted on the mounting bracket, the notch of the notch wide portion is wider than the notch width of the notch width narrow portion in the notch wide portion of the notch main portion for introducing the first mounting screw. By inserting a retaining member narrower than the width into the notch wide portion, the device to be mounted may be prevented from falling off from the mounting bracket.

In the mounting bracket according to the present invention, it is necessary to twist the mounting target device while inserting the first mounting screw and the second mounting screw into the notch of the mounting bracket when mounting the mounting target device. Therefore, even if the first mounting screw and the second mounting screw are loosened after the mounting target device is mounted, the mounting target device will not easily fall off. Since the notch has a simple shape, the mounting bracket can be easily manufactured, and the strength of the mounting bracket can be sufficiently maintained.

Therefore, according to the present invention, it is possible to provide a mounting bracket that adopts a structure that is easy to manufacture and keeps the manufacturing cost low, and does not break due to vibration during operation or the device to be mounted does not easily fall off. can.

FIG. 1 is a side view showing a usage state of the mounting bracket according to the present invention. FIG. 2 is a plan view of the bonnet portion of the pressure reducing valve. FIG. 3 is a cross-sectional view of a part of the mounting bracket and the bonnet. FIG. 4 is a cross-sectional view of a part of the mounting bracket and the bonnet. FIG. 5 is a plan view of the mounting bracket according to the present invention. FIG. 6 is an enlarged plan view showing a notched portion of the mounting bracket. FIG. 7 is a plan view of the bonnet of the pressure reducing valve and a part of the mounting bracket before mounting. FIG. 8 is a plan view of a bonnet of the pressure reducing valve and a part of the mounting bracket showing a state in which the first mounting screw is inserted into the notch extending portion for introducing the first mounting screw. FIG. 9 is a plan view of a bonnet of the pressure reducing valve and a part of the mounting bracket showing the first mounting posture. FIG. 10 is a plan view of a part of the bonnet and the mounting bracket of the pressure reducing valve showing a state in which the first mounting screw is inserted into the notch extending portion for introducing the second first mounting screw. FIG. 11 is a plan view of a bonnet of the pressure reducing valve and a part of the mounting bracket showing the second mounting posture. FIG. 12 is a plan view of the conventional mounting bracket and the bonnet of the pressure reducing valve.

Hereinafter, an embodiment of the mounting bracket according to the present invention will be described in detail with reference to FIGS. 1 to 11.
The mounting bracket 11 shown in FIG. 1 is for mounting the pressure reducing valve 12 as a device to be mounted on a predetermined mounting member 13. As the mounting member 13, when the device to be mounted is the pressure reducing valve 12, a positioner for supplying operating air to the control valve actuator and the pneumatic actuator, although not shown in detail. And so on.

The pressure reducing valve 12 according to this embodiment is for reducing the pressure of the air supplied to the positioner as the mounting member 13. The pressure reducing valve 12 includes a valve portion 14 accommodating a valve mechanism (not shown) and a bonnet 15 attached to the valve portion 14. A pipe 16 is attached to the valve portion 14.

The bonnet 15 is formed in a bottomed cylindrical shape and supports a pressure adjusting knob 17. As shown in FIG. 2, a mounting seat 18 formed of a flat surface on which the mounting bracket 11 described later is mounted is formed at the end of the bonnet 15 on the side opposite to the valve portion 14. A first mounting screw 21 and a second mounting screw 22 for fixing the mounting bracket 11 are screwed to the mounting seat 18. The first mounting screw 21 and the second mounting screw 22 are composed of screw heads 21a and 22a and screw shaft portions 21b and 22b.

The pressure reducing valve 12 is fixed to the mounting bracket 11 by tightening the first mounting screw 21 and the second mounting screw 22 and pressing the mounting bracket 11 against the bonnet 15 with the screw heads 21a and 22a. The mounting bracket 11 is mounted in a state where the first mounting screw 21 and the second mounting screw 22 are loosened and the screw shaft portions 21b and 22b stand upright with respect to the mounting seat 18.

The knob 17 is composed of a shaft composed of screws, and protrudes from the bonnet 15 on the side opposite to the valve portion 14. A handle 17a is provided at the protruding end of the knob 17. As shown in FIGS. 1, 3 and 4, an annular collar 23 is attached to a portion of the knob 17 between the bonnet 15 and the handle 17a, and a nut 24 is screwed into the knob 17. .. The breaking position of the bonnet shown in FIGS. 3 and 4 is the position shown by line III-III in FIG. As shown in FIGS. 3 and 4, the collar 23 is attached to the knob 17 with the knob 17 penetrating the hollow portion. Further, the collar 23 is movable with respect to the knob 17.
The mounting member 13 supports the pressure reducing valve 12 via the mounting bracket 11. The mounting bracket 11 is attached to the arm portion 27 of the mounting member 13 by the mounting bolt 25 and the nut 26 at one end portion (the end portion on the side opposite to the pressure reducing valve 12).

As shown in FIG. 5, the mounting bracket 11 includes a plate-shaped main plate portion 31, a daruma-shaped mounting hole 32 formed at one end portion 31a (left end portion in FIG. 5) of the main plate portion 31, and a main plate portion. It is composed of a notch 33 formed in the other end 31b of 31. The mounting hole 32 is a hole through which a mounting bolt 25 for mounting the mounting bracket 11 to the mounting member 13 is passed. The mounting hole 32 is formed in a shape in which a large-diameter hole 32a having a relatively large hole diameter and a small-diameter hole 32b having a relatively small hole diameter are overlapped. The large-diameter hole 32a is formed so that the head portion 25a (see FIG. 1) of the mounting bolt 25 for mounting the mounting bracket 11 can pass through the mounting member 13. The small diameter hole 32b is formed so that the head portion 25a cannot be passed through the small diameter hole 32b, but the shaft portion 25b of the mounting bolt 25 can be passed through.

The notch 33 is composed of first to third functional parts. The first functional portion is a notch main portion for introducing a first mounting screw extending from the other end portion 31b (the right end portion in FIG. 5) of the main plate portion 31 to the inside of the main plate portion 31 (to the left side in FIG. 5). 34. The notch main portion 34 for introducing the first mounting screw is among the first mounting screw 21 and the second mounting screw 22 when the pressure reducing valve 12 is brought close to the main plate portion 31 in the direction parallel to the main surface 31c of the main plate portion 31. It is a notch that allows the screw shaft portion of either one of the mounting screws to enter the inside of the main plate portion 31. In this embodiment, a case where the first mounting screw 21 is inserted into the notch main portion 34 for introducing the first mounting screw will be described.

As shown in FIG. 6, the notch main portion 34 for introducing the first mounting screw has the same notch width D1 from the opening 34a that opens to the other end portion 31b of the main plate portion 31 toward the inside of the main plate portion 31. It is composed of a notch width narrow portion 34b formed so as to be such that the notch width narrow portion 34b is connected to the notch width narrow portion 34b so as to be located inside the main plate portion 31 from the notch width narrow portion 34b. A notch extending portion 35 for introducing a first mounting screw, which is a second functional portion of the notch 33, is connected to the notch wide portion 34c.

The notch width D2 from the inner back end of the notch width narrow portion 34b to the connection portion with the notch extension portion 35 for introducing the first mounting screw in the notch width wide portion 34c is wider than the notch width D1 of the notch width narrow portion 34b. ..
The outer diameter of the collar 23 described above is larger than the notch width D1 of the notch width narrow portion 34b and smaller than the notch width D2 of the notch width wide portion 34c. In this embodiment, the collar 23 corresponds to the "retaining member" in the present invention.

The notch extending portion 35 for introducing the first mounting screw has a direction different from the axis C of the notch main portion 34 for introducing the first mounting screw from a part of the inner peripheral surface of the inner inner part of the notch main portion 34 for introducing the first mounting screw. The screw shaft portion 21b of the first mounting screw 21 can enter the inside of the main plate portion 31 further than the notch main portion 34 for introducing the first mounting screw. The notch extending portion 35 for introducing the first mounting screw according to this embodiment has two independent notch extending portions 35a for introducing the first first mounting screw and a notch extending portion 35b for introducing the second first mounting screw. It is composed of and. The first mounting screw introduction notch extending portion 35a and the second first mounting screw introducing notch extending portion 35b are formed so as to be line-symmetric with the above-mentioned axis C as the axis of symmetry.

The third functional portion of the notch 33 is a second mounting extending inward of the main plate portion 31 from the other end portion 31b of the main plate portion 31 adjacent to the opening 34a of the notch main portion 34 for introducing the first mounting screw. It is a notch 36 for screw introduction. The notch 36 for introducing the second mounting screw allows the screw shaft portion 22b of the second mounting screw 22 of the pressure reducing valve 12 to enter the inside of the main plate portion 31. The second mounting screw introduction notch 36 according to this embodiment is composed of two independent first second mounting screw introduction notches 36a and a second second mounting screw introduction notch 36b. ing.

The first second mounting screw introduction notch 36a and the second second mounting screw introduction notch 36b are formed so as to be line-symmetrical with the above-mentioned axis C as the axis of symmetry. It extends in a direction of inclination with respect to C at a predetermined angle. The angle at which the first mounting screw introduction notch 36a and the second second mounting screw introduction notch 36b are inclined with respect to the axis C is such that the first first mounting screw introduction notch extension 35a And the angle at which the notch extending portion 35b for introducing the second first mounting screw is inclined with respect to the axis C is different.

Next, a procedure for mounting the pressure reducing valve 12 on the mounting member 13 using the mounting bracket 11 configured as described above will be described. In order to attach the mounting bracket 11 to the mounting member 13, first, the mounting bolt 25 held by the arm portion 27 of the mounting member 13 is loosened, and the head portion 25a of the mounting bolt 25 is inserted into the mounting hole of the mounting bracket 11. Insert into 32. At this time, the head portion 25a of the mounting bolt 25 is passed through the large-diameter hole 32a of the mounting hole 32, and then the mounting bracket 11 is translated to insert the shaft portion 25b into the small-diameter hole 32b. By fastening the mounting bolt 25 and the nut 26 in this state, the mounting bracket 11 is fixed to the mounting member 13.

In order to mount the pressure reducing valve 12 on the mounting bracket 11, first, as shown in FIG. 7, the pressure reducing valve 12 is directed so that the first mounting screw 21 faces the opening 34a of the notch main portion 34 for introducing the first mounting screw. Is brought closer to the other end 31b of the main plate 31. At this time, the collar 23 of the knob 17 is pulled upward as shown in FIG. 3, and a space for inserting the mounting bracket is formed between the collar 23 and the bonnet 15. Further, the first mounting screw 21 and the second mounting screw are formed so that a space for inserting the mounting bracket is formed between the screw heads 21a and 22a of the first mounting screw 21 and the second mounting screw 22 and the mounting seat 18. Loosen each of 22.

Then, the first mounting screw 21 is inserted into the notch main portion 34 for introducing the first mounting screw, and as shown in FIG. 8, the first mounting screw 21 is inserted from the innermost portion of the notch main portion 34 for introducing the first mounting screw. It is inserted into the notch extending portion 35a for introducing the first first mounting screw. This insertion operation is performed while turning the pressure reducing valve 12 clockwise in the drawing in a state where the knob 17 of the pressure reducing valve 12 is positioned in the notch width narrowing portion 34b of the notch main portion 34 for introducing the first mounting screw. As shown in FIG. 9, the first mounting screw 21 advances to the innermost part of the notch extending portion 35a for introducing the first first mounting screw while turning the pressure reducing valve 12 in this way. A pressure reducing valve in the first mounting posture A in which the second mounting screw 22 is introduced into the first mounting screw introduction notch 36a while being introduced into the first mounting screw introduction notch extending portion 35a. 12 is held by the mounting bracket 11.

With the first and second mounting screws 21 and 22 introduced at predetermined final positions in this way, the collar 23 of the knob 17 is shown in FIG. 4, and the wide notch portion of the notch main portion 34 for introducing the first mounting screw is wide. Insert into 34c from above. By inserting the collar 23 into the wide notch portion 34c, the pressure reducing valve 12 can be prevented from falling off from the mounting bracket 11. After that, the first mounting screw 21 and the second mounting screw 22 are tightened, respectively. By tightening the first mounting screw 21 and the second mounting screw 22 in this way, the mounting bracket 11 is sandwiched between the screw heads 21a and 22a of the first and second mounting screws 21 and 22 and the bonnet 15. The pressure reducing valve 12 is fixed to the mounting bracket 11 in the first mounting posture A.

If the pressure reducing valve 12 is mounted on the mounting bracket 11 in the first mounting posture A and the piping 16 of the pressure reducing valve 12 interferes with other equipment (not shown), the pressure reducing valve 12 is mounted on the mounting bracket 11. By changing the angle, the direction in which the pipe 16 extends can be changed by 90 degrees. In this case, after inserting the first mounting screw 21 into the notch main portion 34 for introducing the first mounting screw from the state shown in FIG. 7, the first mounting screw 21 is used for introducing the first mounting screw as shown in FIG. It is inserted into the notch extending portion 35b for introducing the second first mounting screw from the innermost portion of the notch main portion 34. This insertion operation is performed while turning the pressure reducing valve 12 in the opposite direction to the above, that is, in the counterclockwise direction in FIG.

Then, the first mounting screw 21 is inserted into the innermost portion of the notch extending portion 35b for introducing the second first mounting screw, so that the first mounting screw 21 becomes the second first, as shown in FIG. The pressure reducing valve 12 is attached to the mounting bracket 11 in the second mounting posture B in which the second mounting screw 22 is introduced into the notch extending portion 35b for introducing the mounting screw and the second mounting screw 22 is introduced into the notch 36b for introducing the second mounting screw. Is held in. Even when the second mounting posture B is adopted, the collar 23 is inserted into the wide notch 34c, and the first mounting screw 21 and the second mounting screw 22 are further tightened.

By tightening the first mounting screw 21 and the second mounting screw 22 in this way, the mounting bracket 11 is sandwiched between the screw heads 21a and 22a of the first and second mounting screws 21 and 22 and the bonnet 15. The pressure reducing valve 12 is fixed to the mounting bracket 11 in the second mounting posture B.
The second mounting posture B shown in FIG. 11 and the first mounting posture A shown in FIG. 9 are in the direction in which the first mounting screw 21 and the second mounting screw 22 are aligned (the direction in which the pipe 16 protrudes from the valve portion 14). ) Is 90 degrees different when viewed from above.

In the mounting bracket 11 according to the above-described embodiment, when the pressure reducing valve 12 is mounted, the pressure reducing valve 12 is twisted while inserting the first mounting screw 21 and the second mounting screw 22 into the notch 33 of the mounting bracket 11. Operation is required. Therefore, even if the first mounting screw 21 and the second mounting screw 22 are loosened after the pressure reducing valve 12 is mounted, the pressure reducing valve 12 will not easily fall off. Since the notch 33 has a simple shape, the mounting bracket 11 can be easily manufactured, and the strength of the mounting bracket 11 can be sufficiently maintained.

Therefore, according to this embodiment, there is provided a mounting bracket that adopts a structure that is easy to manufacture and keeps the manufacturing cost low, and does not break due to vibration during operation or the device to be mounted does not easily fall off. be able to.

The notch extension 35 for introducing the first mounting screw according to this embodiment includes two independent notch extension 35a for introducing the first first mounting screw and the notch extension 35b for introducing the second first mounting screw. It is composed of. The second mounting screw introduction notch 36 is composed of two independent first second mounting screw introduction notches 36a and a second second mounting screw introduction notch 36b.
In a state where the pressure reducing valve 12 is attached to the mounting bracket 11, the pressure reducing valve 12 is attached to the mounting bracket 11 in either the first mounting posture A or the second mounting posture B. In the first mounting posture A, the first mounting screw 21 is introduced into the first mounting screw introduction notch extending portion 35a, and the second mounting screw 22 is introduced into the first second mounting screw introduction notch. This is the posture in the state of being introduced into the portion 36a.

In the second mounting posture B, the first mounting screw 21 is introduced into the second mounting screw introduction notch extending portion 35b, and the second mounting screw 22 is introduced into the second second mounting screw introduction notch. This is the posture in the state of being introduced into the portion 36b.
Therefore, since the degree of freedom in the mounting position of the pressure reducing valve 12 is increased, interference between the pipe 16 of the pressure reducing valve 12 and other equipment can be easily avoided.

The notch main portion 34 for introducing the first mounting screw according to this embodiment has a notch width narrow portion 34b having the same notch width from the opening 34a opened at the end of the main plate portion 31 toward the inside of the main plate portion 31. The notch width from the inner back end of the notch width narrow portion 34b to the connection portion with the notch extension portion 35 for introducing the first mounting screw is wider than the notch width of the notch width narrow portion 34b. ing. With the pressure reducing valve 12 attached to the mounting bracket 11, the notch wide portion 34c of the notch main portion 34 for introducing the first mounting screw is wider than the notch width of the notch width narrow portion 34b and wider than the notch width of the notch width wide portion 34c. By inserting a narrow collar 23 (retaining member) into the wide notch 34c, the pressure reducing valve 12 is prevented from falling off from the mounting bracket 11.
Therefore, even if the first mounting screw 21 and the second mounting screw 22 are loosened, the pressure reducing valve 12 does not come off from the mounting bracket 11, so that it is possible to provide a mounting bracket with high reliability for preventing falling off.

In the above-described embodiment, an example is shown in which the device to be mounted is a pressure reducing valve and the mounting member is a control valve operator, a positioner, or the like. However, the present invention is not limited to such a limitation, and the device to be mounted and the mounting member may be any device as long as a plate-shaped mounting bracket can be mounted.

11 ... Mounting bracket, 12 ... Pressure reducing valve (equipment to be mounted), 13 ... Mounting member, 21 ... First mounting screw, 21a, 22a ... Screw head, 21b, 22b ... Screw shaft, 22 ... Second mounting screw, 23 ... Collar (retaining member), 31 ... Main plate, 31b ... The other end, 33 ... Notch, 34 ... Notch main part for introducing the first mounting screw, 34a ... Opening, 34b ... Narrow notch width, 34c ... Wide notch, 35 ... First mounting screw introduction notch extension, 35a ... First first mounting screw introduction notch extension 35a, 35b ... Second first mounting screw introduction notch extension, 36 ... 2 Notch for introducing mounting screw, 36a ... Notch for introducing first second mounting screw, 36b ... Notch for introducing second second mounting screw, A ... First mounting posture, B ... Second mounting posture.

Claims (3)

A mounting bracket used to mount a device to be mounted on a predetermined mounting member.
The mounting target device has a first mounting screw and a second mounting screw having a screw head and a screw shaft portion provided on the mounting target device at predetermined intervals.
The mounting bracket
Plate-shaped main plate and
It has a notch that opens at the end of the main plate and extends inward of the main plate.
The notch is
When the mounting target device is brought close to the main plate portion in a direction parallel to the main surface of the main plate portion at the end portion of the main plate portion, the screw shaft portion of the first mounting screw of the mounting target device is the main plate portion. The main part of the notch for introducing the first mounting screw that allows it to enter the inside of the
The first mounting screw extends from a part of the inner peripheral surface of the inner inner part of the notch main portion for introducing the first mounting screw in a direction different from the axis of the notch main portion for introducing the first mounting screw, and the first mounting screw is further extended to the main plate portion. A notch extension for introducing the first mounting screw that allows it to enter the inside of the
The screw shaft portion of the second mounting screw of the device to be mounted extends from the end of the main plate portion adjacent to the opening of the notch main portion for introducing the first mounting screw toward the inside of the main plate portion. A mounting bracket characterized by having a notch for introducing a second mounting screw that allows it to enter the inside of the main plate. In the mounting bracket according to claim 1,
The notch extension portion for introducing the first mounting screw is composed of two independent notch extension portions for introducing the first first mounting screw and a notch extension portion for introducing the second first mounting screw.
The second mounting screw introduction notch is composed of two independent first second mounting screw introduction notches and a second second mounting screw introduction notch.
In a state where the mounting target device is mounted on the mounting bracket, the mounting target device is
The first in a state where the first mounting screw is introduced into the notch extending portion for introducing the first first mounting screw and the second mounting screw is introduced into the notch for introducing the first second mounting screw. Mounting posture and
A second state in which the first mounting screw is introduced into the notch extending portion for introducing the second first mounting screw and the second mounting screw is introduced into the notch for introducing the second second mounting screw. A mounting bracket characterized in that it can be mounted in either of the mounting postures of. The mounting bracket according to claim 1 or 2.
The notch main part for introducing the first mounting screw is
From the opening that opens at the end of the main plate portion to the inside of the main plate portion, a notch width narrow portion having the same notch width and
The notch width from the inner inner end of the notch width narrow portion to the connection portion with the notch extension portion for introducing the first mounting screw is composed of a notch width wide portion wider than the notch width of the notch width narrow portion.
With the device to be mounted mounted on the mounting bracket, the notch width of the notch wide portion of the notch main portion for introducing the first mounting screw is wider than the notch width of the notch width narrow portion and the notch width of the notch width wide portion. A mounting bracket characterized in that by inserting a narrower retaining member into the wide notch portion, the device to be mounted can be prevented from falling off from the mounting bracket.

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