JP2020193836A - Panel instrument and fixture and mounting structure of the same - Google Patents

Abstract

To provide a fixture for a panel instrument that can release engagement of an engaging section and an engaged section using no tool even when a fixing screw is tightened, and can easily perform removing operation.SOLUTION: A fixture 2 is mounted with a panel instrument 1 being inserted in an opening of a panel. The panel instrument 1 includes a case 6, and an engaged section 14 is provided with the case 6. A body 21 extending in a longitudinal direction, an engaging section to be engaged with the engaged section 14, an inserting section 23 to be inserted into an inside of the case 6, and a screw screwing holding section 24 to hold a fixing screw 31 in a screwed state are provided. An elastic deformation section 25 exerting elastic force in a direction of separating the engaging section from a panel, and a manual force transmission lever section 26 for transmitting manual force so that the body section 21 bends in a direction that the engaging section being away from the engaged section 14 are provided. The manual force transmission lever section 26 has a screw insertion hole 33 having a size that allows a head section 31a of the fixing screw 31 to be inserted.SELECTED DRAWING: Figure 3

Description

The present invention relates to a panel instrument fixture to be attached by inserting the panel instrument into the opening of the panel, a panel instrument attachment structure, and a panel instrument attached to the panel by the above attachment.

A panel instrument, such as a temperature controller, installed on the panel is fixed by a fixture while being inserted into the panel. The conventional fitting is configured by using a synthetic resin part and a fixing screw, for example, as described in Patent Document 1. The synthetic resin part has an engaging portion that engages with the engaged portion provided on the panel instrument, and has a function of urging the panel instrument toward the back side of the panel and temporarily fixing the panel instrument. .. The fixing screw has a function of pushing the panel device toward the back side of the panel and fixing it to the panel.

To remove the fixture, loosen the fixing screw and pull out the fixture with your finger, or disengage the engaged part from the engaged part while the fixing screw is tightened before mounting. It is done by pulling out the ingredients toward you. In order to disengage the engaging portion and the engaged portion, a tool is used to lift the engaging portion to the side opposite to the panel instrument.

Japanese Unexamined Patent Publication No. 2016-201406

In the fixture disclosed in Patent Document 1, a tool is required to disengage the engaged portion and the engaged portion in a state where the fixing screw is tightened, and the operability is poor. There was a problem. If the above operation is performed without using a tool, since the fixing force by screw tightening is strong, a large force is required to lift the engaging portion at the time of disengagement, which may injure a finger.

An object of the present invention is a panel instrument fitting that can disengage the engaged portion and the engaged portion without using a tool even when the fixing screw is tightened, and is easy to remove. The purpose is to provide. Another object of the present invention is to provide a panel instrument mounting structure using the panel instrument mounting tool described above, and a panel instrument capable of using the panel instrument mounting tool.

In order to achieve this object, the panel instrument fixture according to the present invention is a fixture to be mounted with the panel instrument inserted into the opening formed in a predetermined panel, and the panel instrument is the opening. The case is provided with an engaged portion, the main body portion extending in a direction parallel to the direction in which the panel instrument is inserted into the opening, and the main body portion provided with the case. An engaging portion that engages with the engaged portion, an insertion portion that is provided in the main body portion and enters the inside of the case, and a fixing screw that is provided in the main body portion and the tip portion abuts on the panel are screwed. An elastically deformed portion provided at one end of the main body portion close to the panel and exerting an elastic force in a direction in which the engaging portion is separated from the panel, and the main body. The manual force transmission lever portion is provided at the other end of the portion and includes a manual force transmission lever portion for transmitting a manual force so that the main body portion bends in a direction in which the engaging portion is separated from the engaged portion. , Which is formed integrally with the main body and has a screw insertion hole having a size through which the head of the fixing screw can be inserted.

In the present invention, in the mounting tool of the panel instrument, the manual force transmission lever portion has a pair of vertical plates extending in a direction away from the case at a position where the screw insertion hole is sandwiched, and the vertical plate is the other. It may have a protrusion for finger hook that protrudes toward the side opposite to the vertical plate.

The mounting structure of the panel instrument according to the present invention is to mount the panel instrument in a state of being inserted into an opening formed in a predetermined panel by the mounting tool of the panel instrument.

The panel instrument according to the present invention is attached in a state of being inserted into an opening formed in a predetermined panel by the mounting tool of the panel instrument.

Since the manual force transmission lever portion of the fixture of the panel instrument according to the present invention has a screw insertion hole through which the head of the fixing screw can be inserted, it is formed so that the operator can grasp it with a finger. can do. Therefore, according to the present invention, even when the fixing screw is tightened, the engaging portion and the engaged portion can be disengaged without using a tool, and the panel instrument can be easily removed. Fixtures can be provided.

According to the mounting structure of the panel instrument according to the present invention, the panel instrument can be removed from the panel without using a tool, so that the panel instrument can be easily removed.
Since the panel instrument according to the present invention can be removed from the panel without using a tool, the removal work becomes easy.

It is a perspective view of the mounting state of a panel instrument. It is a perspective view of the mounting state of a panel instrument. It is a perspective view of a panel device and a fixture. It is a top view of the mounting state of a panel instrument. It is a perspective view of the fixture of a panel instrument. It is a perspective view of the fixture of a panel instrument. It is sectional drawing of a part of a panel instrument and a fixture. It is sectional drawing of a part of a panel instrument and a fixture. It is a perspective view which shows by breaking the main part. It is a perspective view which shows by breaking the main part. It is sectional drawing of the fixture which is disengaged with a part of a panel instrument. It is sectional drawing which shows the state which unlocked the engaged state by using a tool. It is a perspective view which shows the modification of the fixture of a panel instrument. It is a perspective view which shows the modification of the fixture of a panel instrument.

Hereinafter, a panel instrument mounting tool, a panel instrument mounting structure, and an embodiment of the panel instrument according to the present invention will be described in detail with reference to FIGS. 1 to 14.
The panel instrument 1 shown in FIG. 1 can be used as, for example, a temperature controller, and is attached to a predetermined panel 4 by a mounting structure 3 using the mounting tool 2 according to the present invention.

The fixture 2 is attached with the panel instrument 1 inserted into the opening 5 formed in the panel 4. The panel instrument 1 includes a case 6 that is inserted into the opening 5 of the panel 4. The mounting structure 3 according to this embodiment is a structure in which two locations in the vertical direction of the case 6 are mounted on the panel 4 by mounting tools 2.

The case 6 is formed in a box shape and is inserted into the opening 5 of the panel 4 from the front of the panel 4. The front of the panel 4 is a direction pointing to the upper right in FIG. In the following description of the panel instrument 1 and the fixture 2, for convenience, the direction parallel to the direction in which the panel instrument 1 is inserted into the opening 5 of the panel 4 is defined as the front-rear direction. That is, the direction in which the front surface 4a (see FIG. 4) of the panel 4 is directed is the front, the direction in which the back surface 4b (see FIG. 4) of the panel 4 is directed is the rear, and the vertical direction in FIG. 1 is the vertical direction of the panel instrument 1. It is explained as. Further, the right side of the panel 4 when viewed from the front will be described as the right side of the panel instrument 1 and the fixture 2, and the left side of the panel 4 when viewed from the front will be described as the left side of the panel instrument 1 and the fixture 2.

A flange 11 formed larger than the opening 5 of the panel 4 is provided at the front end of the case 6. The case 6 is attached to the panel 4 with the flange 11 in contact with the front surface 4a of the panel 4. The upper wall 6a and the lower wall 6b of the case 6 are formed so as to have the same configuration as each other. As shown in FIGS. 1 to 3, the upper wall 6a and the lower wall 6b have a large number of vents 12, engaging holes 13 for combining the fixture 2, and engagement with the fixture 2. A joint portion 14 is formed.

The vent 12 is formed so as to penetrate the upper wall 6a and the lower wall 6b, respectively. The engaging holes 13 are formed in the front portions of the upper wall 6a and the lower wall 6b so as to form a pair in the left-right direction, and extend in the front-rear direction. The rear end portion 13a of the engaging hole 13 is formed so that the opening width is larger than that of the other portions.

As shown in FIG. 7, the engaged portion 14 is composed of a plurality of ridges 15 having a serrated cross section. The breaking position in FIG. 7 is the position indicated by lines VII-VII in FIG. As shown in FIG. 3, these ridges 15 are provided at the central portion of the upper wall 6a and the lower wall 6b in the left-right direction, and are arranged at predetermined intervals in the front-rear direction while extending in the left-right direction. As shown in FIG. 7, the front surface 15a of the ridge 15 is formed perpendicular to the upper wall 6a and the lower wall 6b. The rear surface 15b of the ridge 15 is inclined so as to be gradually located on the rear side as the distance from the tip of the ridge 15 increases.

As shown in FIGS. 5 and 6, the fixture 2 includes a plate-shaped main body 21 extending in the front-rear direction (the direction parallel to the direction in which the panel instrument 1 is inserted into the opening 5) and the left-right direction. It is composed of a plurality of functional units, which will be described later, provided in the main body 21. The main body 21 and the plurality of functional parts are integrally formed by integral molding with a plastic material. The fixture 2 is used in a state where the main body 21 is overlapped with the upper wall 6a or the lower wall 6b of the case 6.

The plurality of functional parts of the fixture 2 include an engaging part 22 (see FIG. 6) and an insertion part 23 projecting from the back surface of the main body 21 (a surface in contact with the upper wall 6a or the lower wall 6b) and the main body. Elastic deformation provided at one end of the main body 21 (one end close to the panel 4 and the front end) and the screw screw holding portion 24 (see FIG. 5) projecting from the front surface of the portion 21. The portion 25 and the manual force transmission lever portion 26 provided at the other end of the main body portion 21 and the like.
As shown in FIG. 6, the engaging portion 22 is composed of one ridge 27 extending in the left-right direction on the rear end side of the main body portion 21. As shown in FIG. 7, the engaging portion 22 has a substantially triangular cross section and is formed in a shape that engages with the engaged portion 14 of the case 6.

The insertion portion 23 is composed of a pair of projecting pieces 28, 28 provided at both left and right ends on the front end side of the main body portion 21. As shown in FIG. 8, the projecting piece 28 according to this embodiment is formed in an L-shaped cross section. The breaking position in FIG. 8 is the position indicated by the line VIII-VIII in FIG. The insertion portion 23 is formed so as to enter the inside of the case 6 and engage with the engaging hole 13 of the case 6. The rear end portion 13a having a relatively large opening width of the engaging hole 13 is formed so that the projecting piece 28 of the insertion portion 23 can pass through. When the fitting 2 advances with respect to the case 6 with the insertion portion 23 inserted into the rear end portion 13a of the engagement hole 13, the insertion portion 23 engages with the engagement hole 13.

The screw screw holding portion 24 holds the fixing screw 31 in a screwed state. As shown in FIG. 7, the fixing screw 31 is screwed into the screw screw holding portion 24 so that the tip portion thereof comes into contact with the panel 4. In the drawings in which the fixing screw 31 appears except for FIG. 7, the screw portion of the fixing screw 31 is omitted.

The elastically deformed portion 25 is composed of a pair of arms 32, 32 extending in the left-right direction from the front end portion of the main body portion 21. The tip of the arm 32 is formed in a shape that bends forward. The elastically deformed portion 25 exerts an elastic force in the direction in which the engaging portion 22 is separated from the panel 4 by being pressed against the panel 4 and elastically deforming and bending the arm 32.

As shown in FIGS. 5 and 6, the manual power transmission lever portion 26 is parallel to the main body portion 21 from the rear end of the manual force transmission portion 26a that is inclined and extends rearward from the main body portion 21. It is composed of a finger hook portion 26b extending rearward. The hand power transmission portion 26a extends from the main body portion 21 in the direction opposite to the back surface of the main body portion 21 and extends rearward, and protrudes from the main body portion 21 larger than the screw screw holding portion 24. That is, the manual force transmission portion 26a is formed so that the operator (not shown) can grip the finger hook portion 26b with a finger. The manual force transmitting portion 26a has a screw insertion hole 33 having a size through which the head portion 31a of the fixing screw 31 can be inserted.

In order to attach the panel instrument 1 to the panel 4 using the fixture 2 configured in this way, first, the rear end portion of the case 6 is inserted into the opening 5 of the panel 4 from the front, and the flange of the case 6 is inserted. 11 is brought into contact with the front surface 4a of the panel 4. Next, the insertion portion 23 of the attachment 2 is inserted into the rear end portion 13a of the engagement hole 13 of the case 6, and the main body portion 21 of the attachment 2 is placed on the upper wall 6a of the case 6 as shown in FIG. At this time, the engaging portion 22 of the fixture 2 engages with the rear end portion of the engaged portion 14 of the case 6.

Next, the fixture 2 is pushed forward with respect to the upper wall 6a so that the engaging portion 22 gets over the ridge 15 of the engaged portion 14 and moves forward. Then, after the elastically deformed portion 25 comes into contact with the panel 4, the fixture 2 is pushed further forward. At this time, as shown in FIG. 10, it is desirable that the arm 32 of the elastically deformed portion 25 is elastically deformed so as to bend and tilt, and the engaging portion 22 is engaged with the engaged portion 14. In FIG. 10, the elastic deformation is exaggerated so that it is easy to understand how the elastic deformation portion 25 is elastically deformed. When the elastically deformed portion 25 is elastically deformed, the main body portion 21 including the engaging portion 22 is urged rearward, and the case 6 is urged rearward accordingly. As a result, the flange 11 of the case 6 is pressed against the panel 4 from the front, and the case 6 is temporarily held by the panel 4.

After the case 6 is temporarily held by the panel 4 in this way, the attachment 2 is attached to the lower wall 6b of the case 6, and the attachment 2 is advanced in the same manner as the attachment 2 on the upper wall 6a side to advance the lower wall. The case 6 is temporarily held by the panel 4 also on the 6b side.
After that, the fixing screw 31 of the mounting tool 2 on the upper wall 6a side and the fixing screw 31 of the mounting tool 2 on the lower wall 6b side are tightened, and the tips of these fixing screws 31 are respectively tightened on the panel 4. Press against (see FIG. 7). The fixing screw 31 can be tightened by passing a tool through the screw insertion hole 33 of the manual force transmission lever portion 26. By pressing the fixing screw 31 against the panel 4 in this way, the case 6 (panel instrument 1) is attached to the panel 4 in a state where the panel 4 is sandwiched between the fixing screw 31 and the flange 11 of the case 6.

When removing the fixture 2, as shown in FIG. 11, the finger hook portion 26b of the manual force transmission lever portion 26 is gripped by, for example, fingers A and B, and the manual force transmission lever portion 26 is gripped from the upper wall 6a or the lower wall 6b. Bend in the direction away. At this time, the manual force transmission lever portion 26 transmits the manual force so that the main body portion 21 bends in the direction in which the engaging portion 22 is separated from the engaged portion 14. When the main body 21 is bent by the manual force transmitted from the hand power transmission lever 26, the engaging portion 22 is elastically deformed and disengaged from the engaged portion 14. The engaging portion 22 shown in FIG. 11 is drawn with exaggerated elastic deformation so that it is easy to understand how the elastic deformation occurs.
By pulling the manual force transmission lever portion 26 backward in the state where the engaging portion 22 and the engaged portion 14 are disengaged in this way, the fixture 2 does not retract and push the panel 4. , The fixture 2 can be removed from the upper wall 6a or the lower wall 6b.

As described above, in the fixture 2 according to this embodiment, the engaging portion 22 and the engaged portion 14 are disengaged without using a tool even when the fixing screw 31 is tightened. can do. Therefore, by adopting this embodiment, it is possible to provide a panel instrument fixture that is easy to remove.
According to the mounting structure 3 of the panel instrument 1 according to this embodiment, the panel instrument 1 can be removed from the panel 4 without using a tool, so that the removal work of the panel instrument 1 can be easily performed. Further, since the panel instrument 1 according to this embodiment can be removed from the panel 4 without using a tool, the removal work becomes easy.

As shown in FIG. 12, the tool 41 can be used to remove the fixture 2. As the tool 41, for example, a screwdriver can be used. In order to remove the fixture 2 using the tool 41, the tip of the tool 41 is passed through the screw insertion hole 33 of the manual force transmission lever 26, and the middle portion of the tool 41 is passed through the corner of the rear end of the case 6. Contact 42. Then, the grip portion 43 of the tool is pushed toward the case 6, and the manual force transmission lever portion 26 is lifted by the principle of leverage.

(Modification example of fixture)
The panel instrument fixture according to the present invention can be configured as shown in FIGS. 13 and 14. In FIGS. 13 and 14, the same or equivalent members as those described with reference to FIGS. 1 to 12 are designated by the same reference numerals, and detailed description thereof will be omitted as appropriate.
The manual force transmission lever portion 26 of the fixture 2 shown in FIGS. 13 and 14 has a pair of vertical plates 51, 51 extending in a direction away from the case 6 (not shown) at a position where the screw insertion hole 33 is sandwiched. There is. The front portion of the vertical plate 51 constitutes a reinforcing rib 52 extending forward. As shown in FIG. 14, the rear ends of the vertical plates 51 and 51 are connected to each other by a connecting plate 53 extending in the left-right direction.

Further, the vertical plate 51 has a protruding piece 54 for finger hooking that protrudes toward the side opposite to the other vertical plate 51. The projecting piece 54 is provided at a position farthest from the main body portion 21 of the vertical plate 51, and is connected to the finger hook portion 26b.
According to this embodiment, since the manual force transmission lever portion 26 can be gripped from both sides in the left-right direction, the work of bending the main body portion 21 so that the engaging portion 22 is separated from the engaged portion 14 is further performed. It can be done more easily. Therefore, by adopting this embodiment, it is possible to realize the fixture 2 of the panel instrument 1 having higher operability.

In the above-described embodiment, an example is shown in which the fixture 2 is attached to the upper wall 6a and the lower wall 6b of the case 6. However, the present invention is not limited to such a limitation, and can be implemented even if the fixture 2 is attached to the left and right side walls of the case 6, respectively.

1 ... Panel instrument, 2 ... Mounting tool, 4 ... Panel, 5 ... Opening, 6 ... Case, 14 ... Engagement part, 21 ... Main body part, 22 ... Engagement part, 23 ... Insert part, 24 ... Screw screw Joint holding part, 25 ... elastically deformed part, 26 ... manual force transmission lever part, 31 ... fixing screw, 33 ... screw insertion hole, 51 ... vertical plate, 54 ... projecting piece.

Claims (4)

A fixture that is attached with the panel instrument inserted into the opening formed in a predetermined panel.
The panel instrument comprises a case that is inserted into the opening, and the case is provided with an engaged portion.
A main body extending in a direction parallel to the direction in which the panel instrument is inserted into the opening,
An engaging portion provided on the main body portion and engaged with the engaged portion,
An insertion portion provided in the main body portion and entering the inside of the case,
A screw screw holding portion provided on the main body and holding a fixing screw whose tip abuts on the panel in a screwed state.
An elastically deformed portion provided at one end of the main body portion close to the panel and exerting an elastic force in a direction in which the engaging portion is separated from the panel.
A manual force transmission lever portion provided at the other end of the main body portion and transmitting a manual force so that the main body portion bends in a direction in which the engaging portion is separated from the engaged portion is provided.
The manual force transmission lever portion is formed integrally with the main body portion, and has a screw insertion hole having a size through which the head of the fixing screw can be inserted. Fixture. In the fixture of the panel instrument according to claim 1,
The manual force transmission lever portion has a pair of vertical plates extending in a direction away from the case at a position sandwiching the screw insertion hole.
A mounting tool for a panel instrument, wherein the vertical plate has a protrusion for finger hook that projects toward the opposite side of the other vertical plate. A panel instrument mounting structure, characterized in that the panel instrument is mounted in a state of being inserted into an opening formed in a predetermined panel by the panel instrument mounting tool according to claim 1 or 2. A panel instrument according to claim 1 or 2, wherein the panel instrument is attached in a state of being inserted into an opening formed in a predetermined panel.

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