JP2010101484A - Suspension device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a suspension device enabling to determine whether the weight of a suspended article is within an allowable range or not. <P>SOLUTION: The suspension device H1 comprises a base 1 to be fixed to a ceiling plate C with a plurality of pins P1, P2, a hook member 3 having an upper end inserted into the base 1 in an up-and-down movable manner and a lower end provided with a hook 2, a spring 4 for holding the hook member 3 inside the base 1 with an ascent limit, and an alarm display part 5 for functioning with the hook member 3 moved down against the spring 4. It enables to visually and extremely easily determine whether the weight of a suspended article is within an allowable range or not and to prevent the case where the suspended article falls down from a ceiling, resulting in greatly improved reliability and safety. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention is a suspension device particularly suitable for ceiling boards such as gypsum boards, and is used to suspend articles such as advertising media such as boards and sheets and relatively light foliage plants from the ceiling. The present invention relates to a hanging device.

  This type of suspension device includes, for example, a pair of support arms that are fixed to the lower surface of the ceiling, a suspension frame that is horizontally held by both support arms, and a plurality of magnets that are attracted to the lower surface of the suspension frame, In some cases, the advertising medium is suspended by holding the upper end portion of the advertising medium between the suspension frame and each magnet (see Patent Document 1).

In recent years, gypsum boards are frequently used for ceiling boards of stores and the like. As a suspension device used for such a ceiling, there is a device that includes a hook body and a plurality of pins that pierce the ceiling plate, and the hook body is fixed by these pins to suspend an article. By using this fixing pin, the hook body can be easily fixed by freely selecting the hanging position of the article, and the hook body can be easily removed, so that the trace of the pin is conspicuous. There is no worry.
Japanese Utility Model Publication No. 63-144671

  However, in the conventional hanging apparatus as described above, although the allowable weight of articles that can be hung is set based on the strength of fixing to the ceiling plate, It is not often done to measure the weight of goods.

  For this reason, even if the allowable weight of the article is set, the conventional suspension apparatus cannot be said to cause a situation in which the apparatus falls off the ceiling due to the excess of the article. The problem was to solve the problem.

  The present invention has been made in view of the above-described conventional situation, and it is very easy to visually determine whether or not the weight of an article to be suspended is within an allowable range so that the article falls off the ceiling. An object of the present invention is to provide a suspending device that can prevent unexpected situations.

  The suspension device of the present invention includes, as claimed in claim 1, a base that is fixed to a ceiling board by a plurality of pins, a hook member that is inserted in an up and down direction with respect to the base and has a hook at the lower end, In order to solve the conventional problems with the above-described configuration, the spring is configured to hold the hook member in the ascending limit inside the base and the warning display unit that functions as the hook member descends against the spring. As a means.

  The suspension device of the present invention is particularly suitable for a ceiling plate that can be pierced with pins manually, that is, a ceiling plate made of gypsum board or the like. The suspension device of the present invention uses a spring having a spring constant corresponding to the allowable weight, in which an allowable load of an article that can be suspended is set based on a fixed strength with respect to the ceiling plate.

  Further, according to a second aspect of the present invention, there is provided the hanging device according to claim 2, wherein the warning display portion is provided with a color that is exposed as the hook member descends against the spring (for example, a color such as red or yellow). According to a third aspect of the present invention, there is provided a display plate movable along the inner surface of the base, the warning display portion is provided on the display plate, and the wall of the base is moved along with the movement of the display plate. An opening for exposing the warning display portion is provided, and motion transmission means for converting the lowering of the hook member into the movement of the display plate is provided between the hook member and the display plate.

  Further, according to a fourth aspect of the present invention, there is provided the suspension device according to claim 4, wherein the motion transmission means is provided on the first rack provided on the hook member side, the second rack provided on the display plate side, and the first and second racks. An engagement pinion is provided. According to claim 5, the motion transmission means is a flexible plate that connects the hook member side and the display plate side. A convex lens is provided in the opening portion of the wall portion.

  Further, according to a seventh aspect of the present invention, there is provided the hanging device according to the seventh aspect, wherein the warning display portion is a light-emitting body that is turned on when the hook member is lowered against the spring, and emits light when the hook member is lowered. A switch for energizing the body is provided. According to claim 8, the switch is provided with a battery that is a power source of the light emitter. According to claim 9, a warning indicator is provided on the hook member. It is characterized by that.

  Further, according to a tenth aspect of the present invention, there is provided a suspending device comprising a cover that is visible on a warning display portion that is attached to the outside of the base with the hook projecting and functions. And a cover that is attached to the outside of the base with the hook projecting, and the cover has a window portion for visually recognizing a functioning warning display portion. And a cover that is attached to the outside of the base in a protruding state, and the cover is provided with a light emitter, and according to claim 13, a cover that is attached to the outside of the base with the hook in a protruding state is provided. The cover is characterized by having semi-translucency at least in a portion corresponding to the light emitter.

  In the hanging device according to claim 1 of the present invention, when the weight of the article is within the allowable range, the hook member does not descend, so the warning display unit does not function, and the weight of the article exceeds the allowable range. The hook member is lowered and the warning display unit functions, whereby it is possible to determine whether or not the weight of the article to be suspended is within an allowable range with the naked eye and the device. Can be prevented from falling off the ceiling, and the reliability and safety can be greatly improved.

  The suspension device according to claim 2 of the present invention can obtain the same effect as that of claim 1 and more easily recognize that the weight of the article exceeds the allowable range by the colored warning display section. can do.

  The suspension device according to claim 3 of the present invention has the same effect as that of claim 2, and further includes a hook member including a display plate having a warning display portion, an opening portion of a base wall portion, and a motion transmission means. In addition, the operation of the display board is ensured.

  The suspension device according to the fourth aspect of the present invention can achieve the same effect as the third aspect, and the movement of the hook member and the display board can be performed by the motion transmission means including the first rack, the second rack, and the pinion. It will be more reliable and smooth.

  The suspending device according to claim 5 of the present invention can obtain the same effect as that of claim 3 and can operate the hook member and the display plate with a simpler structure by means of the motion transmission means comprising a flexible plate. It can be done smoothly.

  In the hanging device according to claim 6 of the present invention, the same effects as in claims 3 to 5 can be obtained, and a convex lens is provided in the opening of the base, so that the weight of the article exceeds the allowable range. The warning display portion can be recognized very easily even when the color of the warning display portion is enlarged over the entire lens and the ceiling is high.

  The suspension device according to the seventh aspect of the present invention has the same effect as the first aspect and employs the light emitting body and the switch as the warning display unit, so that the weight of the suspended article is within the allowable range. It is extremely easy to determine whether or not the light source is turned off or turned on. In particular, the lighter is turned on to recognize that the weight of the article has exceeded the allowable range even from a distance. Can be made easier.

  The suspension device according to claim 8 of the present invention achieves the same effect as that of claim 7 and employs a switch including a battery, so that an external power source is not required and the structure can be made more compact. In addition, when the weight of the article to be hung is within an allowable range, the light emitter is not turned on, so that it can be used for a long time only with a small battery.

  The suspension device according to the ninth aspect of the present invention can achieve the same effects as the first to eighth aspects and can greatly simplify the structure because the hook member is provided with the warning display portion.

  The suspension device according to the tenth aspect of the present invention can obtain the same effects as those of the first to ninth aspects, and can greatly enhance the appearance by the cover, and various variations depending on the mounting location. Is easy to set.

  The suspension device according to the eleventh aspect of the present invention has the same effects as those of the first to eighth aspects, and in particular, has a warning display portion that is colored and a warning display portion that is a light emitter. It will be useful.

  The suspension device according to the twelfth aspect of the present invention can obtain the same effects as those of the seventh and eighth aspects, and can further increase the visibility of the excess weight of the article by providing the cover with a light emitter. In addition, the appearance is good.

  The hanging device according to the thirteenth aspect of the present invention can achieve the same effect as the seventh and eighth aspects, and further improve the appearance by using a semi-transparent cover in the portion corresponding to the light emitter. In addition, it is possible to realize a further improvement in visibility by irregularly reflecting the light of the illuminating illuminator on the cover.

  Hereinafter, embodiments of the suspension device of the present invention will be described in detail with reference to the drawings. 1-3 is a figure explaining one Embodiment of the suspending apparatus of this invention.

  The illustrated suspending device H1 generally includes a base 1 fixed to a ceiling plate C by a plurality of pins P1 and P2, and an upper end portion that is vertically movable with respect to the base 1 and a hook 2 at a lower end portion. , A spring 4 that holds the hook member 3 in the upper limit within the base 1, and a warning display portion 5 that functions as the hook member 3 descends against the spring 4. . In the suspension device H1, members other than the metal pins P1 and P2 are mainly made of plastic.

  In addition to the above configuration, the suspension device H1 of this embodiment includes a spring seat member 6 fixed to the upper portion of the hook member 3, a holder member 7 for holding each component member, and an upper portion of the holder member 7. A cap member 8 to be fitted is provided. In addition, the ceiling board C shown in FIG.1 (b) is a gypsum board, for example, Comprising: The pins P1 and P2 can be pierced manually.

  The base 1 is a circular cup-shaped member whose upper side is open, and a mounting hole 9 for the hook member 3 is provided in the center. Inside the base 1, there are provided a flange 10 with a step portion arranged concentrically with the mounting hole 9 and four ribs 11 arranged at intervals of 90 degrees, and each rib 11 has an outer periphery of the base 1. A pin passage hole 12 is provided obliquely upward from the surface.

  The pins include a positioning pin P1 and a fixing pin P2. The positioning pin P <b> 1 is bent in a U shape, and engages the intermediate portion with the concave portion 13 provided on the upper surface of the holder member 7, and penetrates the cap member 8 fitted from the upper side of the holder member 7. And it protrudes vertically. The fixing pin P2 pierces the ceiling plate C obliquely through the pin through holes 12 after the positioning pin P1 has pierced the ceiling plate C. In this embodiment, four fixing pins P2 are used. The suspension device H1 can be easily fixed to the ceiling board C by these pins P1, P2.

  The hook member 3 has the hook 2 at the lower end portion and the hollow shaft portion 14 at the upper end portion. The shaft portion 14 is inserted from below the mounting hole 9 of the base 1, and the shaft portion 14 is inserted. A spring (compression coil spring) 4 is provided on the outer periphery of the spring, and then a spring seat member 6 is fixed to the upper end with a screw 15. As a result, the spring 4 is interposed between the stepped portion of the flange 10 of the base 1 and the spring seat member 6, and the hook member 3 is held to the upper limit by the spring 4.

  Furthermore, the suspending device H1 includes a display plate 16 that can move in the vertical direction along the inner surface of the base 1. The display plate 16 is provided with a warning display unit 5 and a display on the wall of the base 1. An opening 17 is provided to expose the warning display unit 5 as the plate 16 moves. Guides 26 for guiding the moving display plate 16 are formed on both sides of the opening 17. The suspension device H1 is provided with a motion transmission means D for converting the lowering of the hook member 3 into the movement of the display plate 16 between the hook member 3 and the display plate 16, and at the opening 17 of the base 1. A convex lens 18 is fitted and fixed.

  The display board 16 is a thin short plate, and the warning display part 5 which provided the color was provided in the upper outer side surface (base side surface). The color of the warning display unit 5 should be clearly distinguishable from the base 1, and is red as an example when the base 1 is a light color such as white.

  The motion transmission means D of this embodiment is engaged with the first rack 19 provided on the hook member 3 side, the second rack 20 provided on the display panel 16 side, and the first and second racks 19 and 20. A pinion 21 is provided.

  The first rack 19 is integrated with the spring seat member 6 with a tooth row as a flange, and can move up and down together with the hook member 3. The second rack 20 is integrally formed on the inner surface (surface on the side opposite to the base) of the display panel 16. The pinion 21 is rotatably held by a pair of projecting pieces 22, 22 provided on the holder member 7.

  As described above, the suspending device H1 having the above-described configuration stabs the positioning pin P1 through the ceiling plate C and then positions the four fixing pins P2 through the individual pin through holes 12 into the ceiling plate C. Then, the article is locked to the hook 2 and the article is suspended from the ceiling. At this time, not only the article is suspended by one suspending device H1, but one article may be suspended by a plurality of suspending devices H1. In addition, as articles | goods, various articles, such as advertising media, such as a board and a sheet | seat, and household goods, such as a comparatively lightweight houseplant, are object.

  Here, the suspension device H1 sets the allowable weight of the article that can be suspended based on the fixed strength with respect to the ceiling plate C, that is, the fixed strength by the pins P1 and P2, and if this allowable weight is practical, A spring 4 having a spring constant that does not cause compression is used.

  Therefore, in the hanging device H1, if the weight of the suspended article is within an allowable range, the hook member 3 does not move down, and the warning display unit 5 has the opening 17 as shown in FIG. It is in a state of being hidden underneath.

  Then, when the weight of the suspended article exceeds the allowable range, the hanging device H1 lowers the hook member 3 while compressing the spring 4, and the first rack 19 is lowered together with the hook member 3. The pinion 21 rotates counterclockwise in FIG. 1, and accordingly, the display panel 16 having the second rack 20 moves upward. As a result, as shown in FIG. 3C, the warning display unit 5 reaches the opening 17 and is exposed. At this time, since the convex lens 18 is provided in the opening 17, the color of the warning display unit 5 ( (Red) is magnified over the entire lens, and even when the ceiling is high, the warning display 5 can be recognized very easily from a distance, and it is extremely easy to visually determine that the weight of the article has exceeded the allowable range. Can do.

  Thus, the suspension device H1 of the above embodiment can easily determine visually whether or not the weight of the article is within the allowable range, and a situation in which the device falls off the ceiling. It can be prevented in advance, and is excellent in reliability and safety.

  Further, the suspension device H1 of the above embodiment makes it easier to recognize that the weight of the article is overweight by the colored warning display unit 5, and further, the movement composed of the first rack 19, the second rack 20, and the pinion 21. By adopting the transmission means D, the operation of the hook member 3 and the display board 16 can be made more reliable and smooth.

  FIG. 4 is a diagram illustrating another embodiment of the hanging device of the present invention. The illustrated suspending device H2 has a basic configuration substantially the same as that of the previous embodiment, and the motion transmitting means for converting the lowering of the hook member 3 into the movement of the display plate 16 includes the hook member 3 side and the display plate 16. It is a flexible plate 23 that connects the sides, and a guide portion 24 that slidably guides the plate 23 is provided between the projecting pieces 22, 22 of the holder member 7.

  The flexible plate 23 is a thin plastic member, and is fixed to the spring seat member 6 on the hook member 3 side. The flexible plate 23 passes through the lower side of the guide portion 24 and is bent to the display plate 16. It is connected. The flexible plate 23 can be integrated with the display plate 16.

  When the weight of the suspended article exceeds the allowable weight, the hook device 3 descends while compressing the spring 4, and the flexible plate 23 moves together with the hook member 3. Simultaneously with the lowering, the display plate 16 moves upward as the flexible plate 23 slides, and the warning display portion 5 is exposed from the opening 17 as shown in FIG.

  According to the suspending device H2 of this embodiment, the same effects as those of the previous embodiment can be obtained, and the operations of the hook member 3 and the display board 16 can be smoothly performed with a simpler structure. .

  FIG. 5 is a diagram illustrating still another embodiment of the hanging device of the present invention. The illustrated suspending device H3 is not provided with a motion transmission means for converting the lowering of the hook member 3 into the movement of the display plate 16, and a warning display portion 25 by color is provided on the outer peripheral portion of the hook member 3. is there. The warning display portion 25 is provided at a position hidden in the mounting hole 9 of the base 1 in a state where the hook member 3 is held at the upper limit by the spring 4.

  In the suspension device H3 having the above configuration, when the weight of the suspended article exceeds the allowable weight, the hook member 3 is lowered while compressing the spring 4, and the warning provided on the hook member 3 is thereby lowered. The display unit 25 is exposed to the lower side of the base 1.

  According to the suspension device H3 of this embodiment, the same effects as those of the previous embodiment can be obtained, and the structure can be greatly simplified.

  FIG. 6 is a diagram illustrating still another embodiment of the hanging device of the present invention. Note that the same components as those of the previous embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  The illustrated suspension device H4 includes a base 1 fixed to the ceiling board C by a plurality of pins P1 and P2, a hook member 3 having a hook 2, and a hook member 3 descending against the spring 4. A functioning warning display (35) is provided. The suspension device H4 includes a spring seat member 6 that is fixed to the upper portion of the hook member 3, a holder member 7 that holds each component member, and a cap member 8 that is fitted to the upper portion of the holder member 7.

  The suspension device H4 is a light-emitting body 35 whose warning display portion is turned on as the hook member 3 descends against the spring 4, and the hook member 3 descends inside the base 1. Accordingly, a switch 36 for energizing the light emitter 35 is provided.

  The light emitting body 35 is, for example, a red light emitting diode, and is fitted and fixed to the opening 17 formed in the base 1. The switch 36 includes a small battery (for example, a button battery) that is a power source of the light emitter 35 and a known switching mechanism, and includes an input unit 37 that is operated in the vertical direction. The switch 36 energizes the light emitter 35 when the input unit 37 is depressed. On the other hand, the spring seat member 6 that descends together with the hook member 3 is integrally provided with a pressing portion 6 a that extends above the input portion 37.

  In the suspension device H4 having the above configuration, when the weight of the suspended article exceeds the allowable weight, the hook member 3 is lowered while compressing the spring 4, and at the same time, the pressing portion of the spring seat member 6 is pressed. 6a depresses the input part 37 of the switch 36, and as a result, the light emitter 35 is turned on.

  As described above, the suspension device H4 can determine whether or not the weight of the article to be suspended is within the allowable range by turning off or turning on the light emitter 35. By lighting, it is very easy to recognize that the weight of the article has exceeded the allowable range even from a distance.

  In addition, since the above-described suspension device H4 employs the switch 36 including a battery, an external power source is unnecessary, the structure is more compact, and the weight of the suspended article is within an allowable range. In this case, since the light emitter 35 is not lit, it can be used for a long time with only a small battery such as a button battery.

  FIG. 7 is a diagram illustrating still another embodiment of the hanging device of the present invention. Note that the same components as those of the previous embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  The illustrated suspension device H5 has a configuration equivalent to that of the embodiment shown in FIG. 6, and in addition, the warning display unit that is attached to the outside of the base 1 with the hook 2 in a projecting state and can function is visible. A cover 41 is provided.

  The cover 41 is made of, for example, plastic and has a substantially hemispherical shape. The cover 41 has a through hole 41a of the hook member 3 at the center, and can be engaged with and disengaged from the periphery of the through hole 41a toward the base 1 side. It has a plurality of locking claws 41b and can be attached to and detached from the base 1 with one touch. In addition, the cover 41 has a window portion 40 for visually recognizing the functioned warning display portion from the outside.

  That is, the suspension device H5 provided with the above-described cover 41 is suitable for a suspension device provided with a warning display unit 5 colored as shown in FIG. 4 or a warning display unit with a light emitter 35 as shown in FIG. In addition, it is possible to sufficiently ensure the function of determining whether or not the weight of the article to be suspended is within an allowable range by visual observation, and covering the base 1 with the cover 41 greatly increases the appearance appearance. Can be increased.

  Note that the cover constituting the suspension device of the present invention may be configured without a window when applied to a suspension device in which a warning display portion is provided on a hook member as shown in FIG.

  FIG. 8 is a diagram illustrating still another embodiment of the hanging device of the present invention. Note that the same components as those of the previous embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  The illustrated suspension device H6 includes a cover 41 that is attached to the outside of the base 1 with the hook 2 in a protruding state, in addition to having substantially the same configuration as the embodiment shown in FIG. The light emitting body 35 which is a warning display part is fitted and fixed to the part 40.

  In the above-described suspension device H6, the opening 17 provided in the base 1 is used as a lead hole for the lead wire of the light emitter 35, and the light emitter 35 and the switch 36 may be directly connected. A connector (not shown) may be provided between them to improve assemblability.

  The above-described suspending device H6 can obtain the same effects as those of the previous embodiments, and can further increase the visibility of the excess weight of the article by providing the cover 41 with the light emitter 35. Further, the appearance appearance is further improved.

  FIG. 9 is a diagram illustrating still another embodiment of the hanging device of the present invention. Note that the same components as those of the previous embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  The illustrated suspension device H7 includes a cover 41 that is attached to the outside of the base 1 with the hook 2 in a protruding state, in addition to having the same configuration as that of the embodiment shown in FIG. The portion corresponding to the light emitter 35 has a semi-translucent structure. Note that the cover 41 may be semi-translucent as a whole to improve manufacturability.

  The above-described suspending device H7 realizes a further improvement in appearance appearance than the cover 41 having semi-translucency at least in a portion corresponding to the light emitter 35, and the light of the lit light emitter 35 is irregularly reflected on the cover 41. Thus, it becomes a diffusion state, and it is possible to realize further improvement in visibility at the time of lighting.

  FIG. 10 is a view for explaining an example of use of the suspension device H of the present invention. FIG. 10A shows a case where the suspension device H is used as a POP article. Two suspension devices H, H are fixed to the ceiling plate C, and these suspension devices H, H are fixed. In this example, the board-like advertisement medium A1 is suspended.

  FIG. 10 (b) shows a case where the hanging device H is used as a cord hanger for a pendant light. The hanging device H is fixed to the ceiling plate C, and the pendant light A2 is secured by the hanging device H. This is a use example in which an intermediate portion of the code Ac is hooked.

  FIG. 10 (c) shows an example in which the suspension device H is used to suspend a decorative product such as a mobile A3, and FIG. 10 (d) illustrates the suspension device H used to suspend a houseplant A4. It is an example used.

  As described above, the suspension devices H and H1 to H7 of the present invention can be attached and detached very easily with respect to a ceiling board such as a gypsum board, and the trace of the pin is hardly recognized after the removal. In addition, it is possible to freely select the mounting location for the ceiling panel according to the arrangement of the fixtures, etc., which is very convenient as a POP product or a household product.

  The structure of the suspension device of the present invention is not limited to the above-described embodiments, and the number, form, size, material, and the like of each member are appropriately changed according to the article to be suspended. In addition, it is possible to combine the motion transmission means and the warning display unit of each embodiment.

  The warning display unit can be configured to be provided with a plurality of colors (for example, yellow and red) in a stepwise manner by providing not only a single color but also a combination of light emitters of a plurality of colors. In addition, the cover itself can be changed in shape, and the outer surface can be appropriately designed and decorated, making it easy to set various variations according to the mounting location. Thus, it can be manufactured at a relatively low cost.

It is the top view (a) and sectional drawing (b) explaining one Embodiment of the hanging apparatus of this invention. It is the perspective view (a) seen from the downward direction of the hanging apparatus shown in FIG. 1, the front view (b) which shows the state which the warning display part is hidden, and the front view (c) which shows the state which the warning display part exposed. . FIG. 1 is a perspective view (a) in which the suspension device is in an exploded state and a perspective view (b) after assembly. It is sectional drawing explaining other embodiment of the hanging apparatus of this invention. It is sectional drawing explaining further another embodiment of the suspending apparatus of this invention. It is sectional drawing explaining further another embodiment of the suspending apparatus of this invention. It is sectional drawing explaining further another embodiment of the suspending apparatus of this invention. It is sectional drawing explaining further another embodiment of the suspending apparatus of this invention. It is sectional drawing explaining further another embodiment of the suspending apparatus of this invention. It is each side view (a)-(d) which shows the usage example of the hanging apparatus of this invention.

Explanation of symbols

C ceiling plate D motion transmission means H suspension device H1 to H7 suspension device P1 positioning pin P2 fixing pin 1 base 2 hook 3 hook member 4 spring 5 25 warning display portion 16 display plate 17 opening portion 18 convex lens 19 first Rack (motion transmission means)
20 Second rack (motion transmission means)
21 Pinion (means of motion transmission)
23 Flexible plate (motion transmission means)
35 Light emitter (warning display)
36 Switch 40 Cover window 41 Cover

Claims (13)

  A base fixed to the ceiling plate by a plurality of pins; a hook member having an upper end portion that is vertically movable with respect to the base and having a hook at the lower end portion; and a spring that holds the hook member at the upper limit inside the base A suspension device comprising a warning display portion that functions as the hook member descends against the spring.   The suspension device according to claim 1, wherein the warning display portion is provided with a color that is exposed as the hook member descends against the spring.   Provided with a display plate movable along the inner surface of the base, and provided with a warning display portion on the display plate, and provided with an opening in the base wall portion to expose the warning display portion as the display plate is moved, The suspension device according to claim 2, further comprising a motion transmission means for converting the lowering of the hook member into the movement of the display plate between the member and the display plate.   The motion transmission means includes a first rack provided on the hook member side, a second rack provided on the display plate side, and a pinion that engages with the first and second racks. 3. The hanging device according to 3.   4. The suspension device according to claim 3, wherein the motion transmission means is a flexible plate that connects the hook member side and the display plate side.   The hanging device according to any one of claims 3 to 5, wherein a convex lens is provided in the opening of the base wall.   The warning display unit is a light-emitting body that lights when the hook member descends against a spring, and includes a switch that energizes the light-emitting body as the hook member descends. The hanging device according to 1.   The suspension device according to claim 7, wherein the switch includes a battery that is a power source of the light emitter.   The suspension device according to any one of claims 1 to 8, wherein a warning display portion is provided on the hook member.   The suspension device according to any one of claims 1 to 9, further comprising a cover that is attached to the outside of the base with the hook protruding so that a functioning warning display portion can be visually recognized.   9. A cover provided on the outside of the base with the hook projecting, the cover having a window for visually recognizing a functioning warning display. The hanging device according to item 1.   The suspension device according to claim 7 or 8, further comprising a cover that is attached to the outside of the base with the hook projecting, and a light emitter is provided on the cover.   The cover according to claim 7 or 8, further comprising a cover that is attached to the outside of the base with the hook projecting, wherein the cover has semi-translucency at least in a portion corresponding to the light emitter. Hanging device.

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