JP4180423B2 - Opening / closing member for opening / closing member - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
In the present invention, when installing an opening / closing member such as a door or a lid so that it can be opened and closed by being hinged to a casing, a floor surface, a top surface, etc. In order to prevent accidents caused by closing the doors inadvertently, hindering access to objects or inadequate ventilation, etc. It is related with the opening holder of the opening-and-closing member used attaching so that it may become.
[0002]
[Prior art]
[Patent Document 1]
Japanese Utility Model Publication No. 58-17100 [Patent Document 2]
Japanese Utility Model Publication No. 44-15610 [0003]
In Patent Document 1 , as shown in FIG. 5, a long hole d is formed in a stay c pivotally supported by a fulcrum shaft b in the casing a, and a hinge e is provided to the casing a. An open holding tool such as a door is disclosed in which a holding shaft g fitted into the long hole d is fixed to the door f pivotally supported so as to be opened and closed. When the door f is in the open state, the large-diameter portion (not shown) of the holding shaft g is engaged with the large-diameter hole h formed on the distal end side of the long hole d, so that the open state is held. ing. In addition, according to the known document, in order to exert the above-described effects, the holding shaft g must be accompanied by the large diameter portion, the small diameter portion, a coil spring, or the like, and a plurality of the fulcrum shaft b are also provided. Since the coil spring must be installed in the inside, a large number of parts are indispensable, and labor must be expended in the production of the coil spring. Since it is necessary to push the holding shaft g against the elasticity of the coil spring when trying to release the state, the operability is not satisfactory.
[0004]
Further, although the extension rod disclosed in Patent Document 2 is not shown, a fixing rod mounting bracket is attached to a housing or the like, and a sliding rod coupling fitting fitted to the fixing rod so as to be freely stretchable is attached to the door side. The push button is provided in the push button by being pressed by the compression ridge when the sliding rod is extended from the fixed rod and the sliding button is pressed over the fixed rod and the sliding rod. A locking rod keeps the fixed rod and the sliding rod locked. Then, when it is desired to release this locked state, the sliding rod can be inserted into the fixed rod by performing the pushing operation in the same manner as in the above-mentioned literature, and thus the door can be closed. Therefore, in any case, the push button needs to be compressed or locked, and as in Patent Document 1, various components must be incorporated into the push button. Since it must be pushed in, the operability is not improved.
[0005]
[Problems to be solved by the invention]
The present invention is to solve the drawbacks of the prior art, without any supra holding shaft Toka fulcrum shaft and members such as a push button remembering complex configuration addition, a door or the like in the holding-open device of opening and closing member The idea is to try to make it possible to achieve opening and release. And when according to the invention, the first first, first to the second stay attaching like the housing and the door, without only the second intake garment is free to simply rotate, rattling In addition, the first and second stays are not attached to the first and second stays at all, and the first stay itself is processed in place without any additional members such as the push buttons. The stopper is formed, and the second stay also tries to be able to exert the opening and closing function of the opening and closing member with an extremely simple configuration by simply setting the locked portion and the second stopper in place. This is the first purpose.
[0006]
Furthermore, in the present invention, the second stay housed so as to be retractable with respect to the first stay is always remembering by loosely rather than sliding on a straight line, made slidable reserves rattling By setting the first and second stays in the connected state, the first and second stays can swing and the second stay relative to the first stay can be smoothly slid. This is the second purpose.
[0007]
Moreover the present invention, when going to open the door or the like from the closed state, by the engaged portion provided on the second stay of the is locked state to the locking portion of the first stay, door opening, etc. The holding state is ensured, and even if the second stay is pulled out of the first stay rapidly, the second stay escapes from the first stay by engaging the second stopper with the first stopper. The third purpose is to prevent the occurrence of unexpected troubles such as accidents.
[0008]
Further, in the present invention, when the open state is maintained as described above, when attempting to make this possible to close the door, of course, it is not necessary to perform another operation such as pushing a separate push button. Then, if the substantially longitudinal central portion where the first and second stays are overlapped is pushed in one direction, the first and second stays change from a linear state to a bent state. By configuring so that the locked portion of the second stay can be detached from the locking portion of the one stay, for example, the simple and quick behavior such as pushing up the longitudinal central portion of the first and second stays with the foot tip, for example. A fourth object is to make it possible to release the state of holding the door only by itself, and to dramatically improve the operability.
[0009]
Then, as described above, the first and second stoppers are provided on the first and second stays, respectively, so that the locked portion of the second stay is detached from the locking portion of the first stay with the foot tip as described above. At this time, if the first stopper is not provided, the problem that the second stay is pulled out of the first stay can be solved, and if the second stopper is not provided, the second stay is sandwiched between the first stay and the first stay. The fifth purpose is to extinguish the occurrence of the problem that the operation of contracting the second stay is impossible or difficult.
[0010]
The present invention is also the first to definitive above, the second stay, respectively first, first pair and a second lateral direction plate portion, is formed by the second side plate portion, the locking is further provided on the first stay in the parts so as to form a locking hole and to be locked part of the second stay is formed by the locking projection, and, first, by specifying the setting position of the second stopper, secure the effect of the The purpose is to achieve this.
[0011]
[Means for Solving the Problems]
In order to achieve the above object, an opening / closing member for an opening / closing member according to the present invention includes a first stay formed in a bowl shape by a first lateral plate portion and a pair of first side plate portions, and a second lateral plate portion. A second stay formed in a bowl shape with a pair of second side plate portions, and the first stay is externally mounted with a first mounting tool of a swinging support on one end side of the first lateral plate portion, A locking through hole as a locking portion is formed near the other end, and a first stopper is provided on the other end side from the first end edge side of the pair of first side plate portions, and a second stay is provided. A second mounting tool for play support is externally provided on one end side of the second lateral plate portion, and from the second end edge side of the pair of second side plate portions erected from the second lateral plate portion. A second engaging protrusion that is a locked portion of the second stay is extended, and a second stopper is externally provided from the second lateral plate portion, and the first lateral plate portion and the second lateral plate portion are disposed on the first stay. 2 By slidably connected in a loosely fitted state so that it can expand and contract in the longitudinal direction in a state of being opposed to and separated from the facing plate part, and by pulling out the loosely-fitted second stay in a contracted state to the first stay, The first stopper and the second stopper can be engaged with the first through hole, which is the locking portion of the first stay, by releasably locking the second engaging protrusion which is the locked portion of the second stay. As the adjacent state, the first and second stays can be held in the extended state, the first and second stays are in the extended locking state, and the first and second stays are pushed in the bent state. By being operated, the engagement protrusion that is the locked portion of the second stay is released from the locking through hole that is the locking portion, so that the first stay and the second stay are brought into a contracted state. Transition is possible, and the engaging protrusion of the second stay is detached from the locking hole of the first stay. When the second stopper is engaged with the first stopper, the second stay is pulled out from the first stay, or the second stay is sandwiched between the first stay, and the contraction of the first and second stays is inhibited. It is characterized by not being done .
[0012]
DETAILED DESCRIPTION OF THE INVENTION
The present invention will be described in detail below with reference to FIG. 1. The first stay 1 is composed of a first stay and a second stay. The first stay 1 has a first attachment tool 1A and a locking portion sequentially from the right end of the drawing. 1B and a first stopper 1C are provided. Here, the first attachment tool 1A is actually attached to the housing or the like as is known, and the first attachment seat plate 1a is attached to the first attachment hole 1b by an attachment screw (not shown). The first mounting seat plate 1a is pivotally supported by the first retaining pivot 1c so as to have rattling, so the first stay 1 is relative to the first mounting tool 1A. It is connected so that it can freely turn and is allowed to swing in the vertical direction in the drawing.
[0013]
The second stay 2 is provided with a second mounting tool 2A, a second stopper 2C, and a locked portion 2B sequentially from the left end side of the drawing. Here, as described above, the second mounting tool 2A is actually attached to the door or the like by a mounting screw (not shown) in the second mounting hole 2b. In the same manner as in the case of the first attachment 1A, the second stay pivot support shaft 2C is pivotally supported so as to have rattling, so the second stay 2 is also the same as the first stay 1. In addition, the second attachment tool 2A is pivotable and connected in such a manner as to allow swinging in the vertical direction in the drawing.
[0014]
Further, in the present invention , the second stay 2 is extended and retracted to the first stay 1 as described above, that is , the first stay 1 and the second stay 1 and 2 are connected to be swingable with a gap between them. Therefore, the second stay 2 loosely fitted to the first stay 1 in the contracted state is pulled out in the direction of arrow A as shown in FIG. That is, if the locked portion 2B formed on the second stay 2 is locked to the locking portion 1B provided on the first stay 1 by opening the door or the like, FIG. ), The extended state of the first and second stays 1 and 2, that is, the open door state, is maintained in the adjacent state where the first stopper 1 </ b> C and the second stopper 2 </ b> C are in contact or close to each other.
[0015]
Therefore, when the first and second stays 1 and 2 are in the extended locking state, as shown in FIG. In the illustrated example, the locking portion 1B of the first stay 1 is operated by pushing the central portion where the first and second stays 1 and 2 are in an overlapped state so that the bent state is bent upward. Therefore, the engaged portion 2B of the second stay 2 can be detached.
[0016]
Thus, in the present invention, as disclosed in FIG. 1D, the first stay 1 and the second stay 2 are allowed to shift in the direction indicated by the arrow C to the contracted state . In only be said, first as in FIG. 1 (B), since the second stay 1 and 2 when a stretched state, has a first stopper 1C and the second stopper 2C Togatonari instrumentation state, When the first stopper 1C is not provided as shown in FIG. 4B, the second stay 2 moves in the direction of the arrow D in the door opening direction when the locked portion 2B is detached from the locking portion 1B. by receiving the force, the second stay 2 but so that the thus exits the first stay 1, in the present invention, will be such involuntary movements can be completely prevented.
[0017]
Furthermore, in the case where the second stopper 2C is not provided as disclosed in FIG. 4A, when the second stay 2 is about to be pulled out from the first stay 1, the second stay 2 Will be pinched with respect to the first stay 1, so that even if the second stay 2 is contracted into the first stay 1, it cannot be slid. As a result, the door is closed. It is also solved that it becomes impossible or difficult.
[0018]
The present invention will be further described, but will be described below with reference to FIGS. 2 and 3 as well as FIGS. First, the first stay 1 is formed in a bowl shape by a first lateral plate portion 1d and a pair of first side plate portions 1e, and the second stay 2 is similarly formed with a second lateral plate portion 2d and a pair of second plates. It is formed in a bowl shape by the side plate portion 2e. As described above, the first stay 1 is supported by the first stay 1 on one end side of the first laterally extending plate portion 1d. If is drilled. The locking through hole 1f shown in the drawing is formed at both corners formed by a pair of the first side plate portion 1e and the first lateral plate portion 1d, as understood from FIG. 2D. In this manner, the locked portion 2B of the second stay 2 can be engaged and disengaged. Further, on the other end side of the first stay 1, the first stopper 1 </ b> C is bent orthogonally from the first end edge side 1 g of the pair of first side plate portions 1 e and protrudes inward.
[0019]
Next, the second stay 2 is located on one end side of the second lateral plate portion 2d, and the second mounting tool 2A described above is pivotally supported, and a pair of first erected from the second lateral plate portion 2d. An engaging projection 2f as a locked portion 2B in the second stay 2 is extended from the second edge side 2g in the second side plate portion 2e, and a second stopper 2C is outwardly extended from the second lateral plate portion 2d. It extends and stands. The first stay 1 and the second stay 2 can be slid in a loosely fitted state so that the first and second laterally extending plate portions 1d and 2d can be expanded and contracted in the longitudinal direction in a state of being opposed to each other. It is connected like this.
[0020]
Thus, in the present invention, when the second stay 2 loosely fitted to the first stay 1 is pulled out to be in the extended state, the locking through hole 1f which is the locking portion 1B of the first stay 1 is By locking the locking projection 2f, which is the locked portion 2B of the second stay 2, so that it can be freely engaged and disengaged, the first and second stoppers 1C, 2C are placed in an adjacent state as described in claim 1. The extended state of the first and second stays 1 and 2 can be held freely. Further, according to the present invention, the first stay 2 and the second stay 1 and 2 are pushed to be bent by the toes or the like in the extended state as described above, so that the second stay 2 from the locking through hole 1f. The engagement protrusion 2f of the first stay 1 can be removed, thereby allowing the first stay 1 to enter the second stay 2 and closing the door. Migration is possible.
[0021]
In the present invention in this case as well, when the locking projection 2f of the second stay 2 is detached from the locking hole 1f of the first stay 1 as described above , the first and second stoppers 1C and 2C are engaged. or from the first stay 1 second stay 2 is extracted, the second stay 2 first becomes clamping state to the first stay 1, Chijimido operation of the second stay 1 may become difficult or impossible There is nothing.
[0022]
【The invention's effect】
Since opening the holder of the closing member according to the present invention is constructed as described above, having the following effects (1) to (6).
(1) The first and second mounting tools are pivotally supported by the first and second stays, and the first stay itself is provided with a locking portion and a first stopper. It is only necessary to set the locking part and the second stopper, and it is not necessary to attach a push button with a complicated structure separately, so that it is possible to manufacture extremely simply and inexpensively, and to retain high reliability in terms of durability. be able to.
(2) The connected structure of the first and second stays is not simply slidable on a straight line so that it can be expanded and contracted , but both stays are loosely fitted to allow rattling. since, first, second stay is swingable, and so that also sliding of the second stay to the first stay may smoothly performed.
(3) only the engaged portion of the second stay is engaged with the engaging portion of the first stay by opening the door, holding is ensured a reliable door opening state, and this time the second stay Even if the pulling output of the second arm becomes large, this can be prevented by the engagement of the first and second stoppers, and unexpected troubles such as the second stay escaping from the first stay can be prevented with high reliability. .
(4) first in an open door state stretched state, the central portion of the second stay, both stays only easily and quickly performed may press operation to freely vary the flexion, the engageable from the locking portion by the variation Since the stop portion is configured to be detachable, not only another member such as a push button is unnecessary, but also operability when releasing the open / close holding state can be dramatically improved.
(5) first, first in place of the second stay, since it has to provide a second stopper, as well as the second stay without worry that withdrawn from the first stay, a second stay first It is possible to eliminate the possibility that the stay is pinched and the contraction of the first and second stays is hindered.
(6) The first and second stays are constituted by the first and second lateral plate portions and the pair of first and second side plate portions, or the locking portions of the first stay are formed by the locking through holes and the second. to be locked part of the stay suitably formed by the locking projections, and the first, since it has to identify the set position of the second stopper, per various effects variety above, to ensure the reliability Is possible.
[Brief description of the drawings]
[1] are those relating to the open retainer closing member according to the present invention, (A) is a longitudinal front view of opening the course of opening and closing member is the door or the like, (B) is open holding state of the opening and closing member (C) is a longitudinal front view showing a state in which the holding state of the opening / closing member is released, and (D) is a longitudinal front view in the course of closing the opening / closing member.
[Figure 2] is intended to indicate a definitive first stay to the present invention, (A) is a top view thereof, (B) is a side view, in right side view of (C) is (B), (D) is It is DD sectional view taken on the line in (B).
[Figure 3] is intended to indicate a definitive second stay to the present invention, it is a right side view of (A) is a top view thereof, (B) is a side view, and (C) is (B).
[4] it relates opening retainer for opening and closing member according to the present invention, (A) the first stay by the second stay is pulling the first stay in the case where there is no second stopper on the second stay FIG. 4B is a longitudinal sectional front view showing a state where the second stay has been clamped, and FIG. 5B shows that the first stay is not provided with the first stopper, so that the second stay is pulled out from the first stay. It is the longitudinal section partial front view showing this.
FIG. 5 is a plan view of an attached state showing an open holder such as a door in Patent Document 1.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 1st stay 1A 1st mounting tool 1B Locking part 1C 1st stopper 1d 1st lateral plate part 1e A pair of 1st side board part 1f Locking through-hole 1g 1st edge side 2 2nd stay 2A 2nd attachment Tool 2B Locked portion 2C Second stopper 2d Second lateral plate portion 2e A pair of second side plate portions 2f Engagement protrusion 2g Second edge side

Claims (1)

  A first stay formed in a bowl shape by the first lateral plate portion and the pair of first side plate portions, and a second stay formed in a bowl shape by the second lateral plate portion and the pair of second side plate portions, The first stay is provided with a first mounting tool for play support on one end side of the first lateral plate portion, and a locking through hole as a locking portion is formed near the other end, and A first stopper is provided on the other end side from the first end edge side of the pair of first side plate portions, and the second stay is attached to the second stay on one end side of the second lateral plate portion. While the tool is externally provided, the engaging protrusion as the locked portion of the second stay is extended from the second end edge side of the pair of second side plate portions erected from the second lateral plate portion, and the above A second stopper is externally provided from the second lateral plate portion so that the first stay and the second stay can expand and contract in the longitudinal direction with the first lateral plate portion and the second lateral plate portion facing each other. The second stay stays slidably in the fitted state, and the second stay in the loosely fitted state is pulled out to the first stay to be in the extended state. By engaging and disengaging the engaging projection that is the locked portion of the stay, the first stopper and the second stopper can be placed next to each other so that the extended state of the first and second stays can be held freely. When the first and second stays are in the extended and locked state, and the first and second stays are pushed in the bending state, the first and second stays are pushed from the locking through holes that are the locking portions. By disengaging the engaging projections, which are the locked portions of the two stays, it is possible to shift the first stay and the second stay to the contracted state, and from the above-described locking through holes of the first stay. When the engaging protrusion of the second stay is released, the first stopper is engaged by engaging the second stopper with the first stopper. Opening of the opening / closing member characterized in that the second stay is pulled out from the second stay or the second stay is sandwiched between the first stay so that the contraction of the first and second stays is not hindered. Retaining tool.

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