WO2018150447A1

WO2018150447A1 - Coupling support clasp

Info

Publication number: WO2018150447A1
Application number: PCT/JP2017/005271
Authority: WO
Inventors: 小島　守雄
Original assignee: 株式会社コジマ; 小島　守雄
Priority date: 2017-02-14
Filing date: 2017-02-14
Publication date: 2018-08-23

Abstract

[Problem] The purpose of the present invention is to realize a coupling support clasp that solidly supports the horizontal state of a flat plate and prevents unsteadiness, and that also eliminates the danger that a locking means will be unlocked and is capable of improving reliability. [Solution] Therefore, provided is a coupling support clasp for coupling a flat plate and a support body, wherein the coupling support clasp is provided with a support-body-side first support part and a rotatable flat-plate-side second support part, a movement element that moves in a sliding manner within a guide part provided to the second support part is provided, a coupling arm part that couples the movement element and the first support part is provided, and a locking means that obstructs movement of the movement element and supports the flat plate in a horizontal state is provided, the locking means having a movement-obstructing member of which the other end is brought into contact with the movement element, and when the flat plate is in the horizontal state and the other end of the movement-obstructing member is brought into contact with the movement element within the guide part, and the contact position of the other end of the movement-obstructing member being configured so as to surmount a line that connects the rotational center of the coupling arm part and the rotational center of the movement-obstructing member.

Description

Connecting support bracket

The present invention relates to a connection support bracket, and in particular, supports the flat state of the flat plate when using the bracket to prevent rattling, while eliminating the possibility of the lock state being released as the lock means goes over the line segment, It is related with the connection support metal fitting which can improve.

As the connection support metal fitting for connecting the flat plate and the support to support the flat plate in a horizontal state, for example, the table flat plate is connected by connecting a table flat plate and a leg support attached to the bottom surface of the flat plate. There is something that supports the horizontal state.
Further, the connecting support bracket is also used for a bed having a foldable leg, a foldable mounting table attached to a wall, and the like.
And there exists what is disclosed by the following patent documents 1 about the bracket of the folding leg of the said table.

Utility model registration No. 305557

By the way, in what is disclosed in Patent Document 1, a pair of coil springs are used, and the leg is held in a stable state while preventing rattling of the legs by the pulling force of the coil springs (also referred to as “biasing force”). In addition to being able to be folded and raised, the lock state can be easily and easily released.
However, in the device disclosed in Patent Document 1, rattling of the legs is prevented by utilizing the biasing force of the coil spring when the lock mechanism is locked or unlocked.
As a result, when the urging force of the coil spring is weakened due to secular change, there is a disadvantage that it is difficult to surely prevent the rattling of the leg, so improvement has been desired.

The object of the present invention is to firmly support the horizontal state of the flat plate when using a metal fitting, and to prevent rattling, while eliminating the possibility that the locked state will be released as a configuration in which the locking means goes over the line segment, and reliability is improved. The object is to realize a connection support fitting that can be improved.

Therefore, the present invention eliminates the above-mentioned inconveniences.
In a connection support bracket that connects a flat plate and a support to support the flat plate in a horizontal state, the connection support bracket includes a first support portion that is attached to the support, and one end that is attached to the flat plate. A second support portion that is rotatably attached to one end of the one support portion, a guide portion extending in a longitudinal direction is provided in the second support portion, and the inside of the guide portion is slid in the longitudinal direction of the second support portion. In addition to providing a moving element, a connecting arm part for connecting the moving element and the other end side of the first supporting part is provided, and when the flat plate is placed in a horizontal state on the second supporting part, the inside of the guiding part is provided. Locking means for preventing the movement of the slider moving in a sliding manner and supporting the flat plate in a horizontal state is provided. One end of the locking means is rotatably attached to the second support portion, and the other end is attached to the slider. Blocking part to contact When the flat plate is in a horizontal state, the other end of the movement blocking member is brought into contact with the moving element that slides in the guide portion, and the contact position of the other end of the movement blocking member is determined as the connection position. It is characterized in that it is located on the flat plate side with respect to the line segment connecting the rotation center on the other end side of the arm portion and the rotation center on one end of the movement preventing member, and is over the line segment.

According to the present invention, the locking means can firmly support the horizontal state of the flat plate when the metal fitting is used, and can prevent rattling.
In addition, since the locking means is configured to overcome the line segment, a force acts in a direction to continue the support of the flat state of the flat plate, thereby eliminating the possibility of releasing the locked state and improving the reliability. obtain.

FIG. 1 is a schematic explanatory view of a connection support fitting at the time of standing. Example 1 FIG. 2 is a schematic front view at the time of starting up in a state in which the connection support fitting is connected to a table flat plate and a leg support attached to the bottom surface of the flat plate. Example 1 FIG. 3 is a perspective view of the connection support fitting. Example 1 FIG. 4 is a schematic explanatory view of a connection support fitting in the middle of a fall leg. Example 1 FIG. 5 is a schematic explanatory view of the connection support metal fitting when the leg is tilted. Example 1 FIG. 6 is a schematic perspective view of the movement preventing member. Example 1 FIG. 7 is a cross-sectional view of the movement blocking member. Example 1 FIG. 8 is a schematic view showing a configuration in which the moving member crosses the line segment when starting up. Example 1 FIG. 9 is a schematic explanatory view of the connection support fitting at the time of standing. (Example 2) FIG. 10 is a schematic front view of the mounting table flat when the mounting plate is connected to the mounting table flat plate and a wall support attached to the bottom surface of the mounting table. (Example 3)

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

1 to 8 show Embodiment 1 of the present invention.
In FIG. 1 to FIG. 3, reference numeral 1 denotes a connection support bracket, 2 denotes a table, 3 denotes a table flat plate of the table 2, and 4 denotes a leg support attached to the bottom surface of the table flat plate 3.
The connection support fitting 1 connects the table flat plate 3 and the leg support 4 attached to the bottom surface 3f of the table flat plate 3 to support the table flat plate 3 in a horizontal state.

At this time, as shown in FIGS. 1 to 5, the connection support fitting 1 is attached to the first support portion 5 attached to the leg support 4 and the table flat plate 3, while the one end 6a side is the first support portion. And a second support portion 6 rotatably attached to one end 5a of the support portion 5.
That is, the first rotation axis D <b> 1 is formed by the one end 5 a of the first support portion 5 and the one end 6 a side of the second support portion 6.
And the said 1st support part 5 is bent so that the outer peripheral site | part of a longitudinal direction may be opposed, and it forms in a cross-sectional U shape, and is improving the rigidity.
In addition, the second support portion 6 can be integrally formed. However, in order to improve the stowability when the leg is tilted, for example, two members, that is, the second outer support portion 6-1 and the second inner support portion 6 are used. -2.
At this time, it is clear from FIG. 3 when the second outer and second inner support portions 6-1 and 6-2 are bent so as to face the outer peripheral portions in the longitudinal direction so as to have a U-shaped cross section. Thus, the width dimension of the second outer support part 6-1 is made larger than the width dimension of the second inner support part 6-2.
Further, when the second support portion 6 is attached to the table flat plate 3, as shown in FIG. 2, the end portion of the second support portion 6, that is, the end portion of the second outer support portion 6-1. While being rotatably attached to one end 5a of the first support portion 5, the second inner support is connected to the second outer support portion 6-1 and spaced from the one end 5a of the first support portion 5. Part 6-2 is attached.

Further, the second inner support portion 6-2 of the second support portion 6 is provided with a long hole-shaped guide portion 7 extending in the longitudinal direction.
The guide portion 7 allows the movable element 8 to slide, and the end of the guiding portion 7 on the first rotation axis D1 side functions as a stopper that restricts the sliding movement of the movable member 8.
In addition to the long hole shape, the shape of the guide portion 7 can be a groove shape, a protruding pulse shape, or other shapes.
Further, the moving element 8 that slides in the longitudinal direction of the second inner support part 6-2 of the second support part 6 in the guide part 7 is provided, and other than the mover 8 and the first support part 5 A connecting arm portion 9 for connecting the end 5b side is provided.
That is, the moving element 8 is formed by the shaft-shaped member so as to communicate with the guide portion 7 formed at the opposite edge portion of the second inner support portion 6-2.
Further, as shown in FIG. 3, the other end 5 b side of the first support portion 5 is similarly connected to the opposite edge portion by a rotating shaft member 10.
Then, two plate-like arm members 11-1 and 11-2 that form the connecting arm portion 9 at both ends of the moving element 8 and the rotating shaft member 10 on the other end 5b side of the first support portion 5 are used. Connect with
That is, the other end 5b of the first support part 5 and the end of the connecting arm part 9 form a second rotation axis D2.
At this time, intermediate portions of the two plate-like arm members 11-1 and 11-2 are connected by the plate-like reinforcing arm member 11-3 to improve rigidity.

When the table flat plate 3 is placed in a horizontal state on the second inner support portion 6-2 of the second support portion 6, the movement of the mover 8 that slides in the guide portion 7 is prevented to prevent the movement of the mover 8. Locking means 12 for supporting the table flat plate 3 in a horizontal state is provided.
More specifically, the locking means 12 has a first end 13a rotatably attached to the second support portion 13 to form a third rotation axis D3, while the other end 13b is brought into contact with the moving element 8. A blocking member 13 is provided.
Then, the locking means 12 stands on the moving element 8 that slides in the guide portion 7 when the leg support 4 is raised, that is, when the table flat plate 3 is in a horizontal state. The other end 13b of the movement preventing member 13 is brought into contact.
At this time, the second rotation axis D2 that is the rotation center on the other end side of the connection arm portion 9 and the third rotation axis D3 that is the rotation center of the one end 13a of the movement preventing member 13 are connected. When the straight line segment is L, as shown in FIG. 8, the contact position of the other end 13b of the movement preventing member 13 is closer to the table flat plate 3 side than the line segment L, that is, the line The configuration is to overcome the minute L.
It should be noted that the configuration over the line segment L can be rephrased as “a configuration exceeding the top dead center P (see FIG. 8)”.

Here, the movement preventing member 13 will be additionally described.
As shown in FIGS. 6 and 7, the movement blocking member 13 forms a box-shaped main body 13-1 having a lid member on the upper side and an open lower side, and is formed on one side of the box-shaped main body 13-1. An attachment hole 13-2 for attaching the third rotating shaft D3 is formed, while a protruding end 13-3 extending outward from the attachment hole 13-2 is formed.
Further, on the other side of the box-shaped main body 13-1, a contact surface portion 13-4 with which the moving element 8 comes into contact is formed.
The shape of the contact surface portion 13-4 can be any shape as long as it is a curved shape that facilitates movement of the moving element 8 when the moving element 8 comes into contact with it, as shown in FIG.
The locking means 12 is attached to the second outer support portion 6-1 of the second support portion 6 at the outer portion of the protruding end portion 13-3 and rotates about the fourth rotation axis D4. The lock release lever 14 is provided.
The unlocking lever 14 functions as a force point (also referred to as “operation”) side at which one end 14a is separated from the protruding end 13-3, while the other end 14b contacts the protruding end 13-3. Functions as the action point side.

In addition, the second inner support portion 6-2 of the second support portion 6 is connected to the other end 13b of the movement blocking member 13 from the second support portion 6 around the third rotation axis D3 on the one end 13a side. An urging means 15 for urging in the separating direction is provided.
The urging means 15 is disclosed as a coil spring, but any member that can exhibit a necessary urging force (also referred to as “elastic return force”) may be used, and an elastic member such as a leaf spring or rubber is used. It is also possible.

Further, the leg support 4 is placed between the first support 5 and the second outer support 6-1 of the second support 6 when the leg support 4 is overlaid, that is, when the leg is folded by folding. The posture maintaining means 16 is provided in order to maintain the posture and prevent rattling.
For example, the posture maintaining means 16 includes a protrusion 16-1 provided on the first support portion 5 side and a protrusion 16-1 on the second outer support portion 6-1 side of the second support portion 6. It comprises a rubber holding portion 16-2 for holding the tip portion.
Further, the posture maintaining means 16 achieves a large holding force and a sound deadening property when the leg is lowered by a rubber holding portion 16-2.

Next, the operation will be described.

As shown in FIG. 1, when the leg support 4 is in a vertically upright state, that is, when the leg support 4 is folded from the stand-up state, that is, when the leg support body is fallen, the lock release lever of the lock means 12 is released. The one end 14a of 14 is pressed in the direction approaching the table flat plate 3 around the fourth rotation axis D4 and against the urging force of the urging means 15.
Then, as shown in FIG. 4, the other end 14b of the unlocking lever 14 causes the protruding end 13-3 located on the one end 13a side of the movement preventing member 13 to be centered on the third rotation axis D3. And against the biasing force of the biasing means 15, it rotates in a direction away from the table flat plate 3.
Then, the other end 13b of the movement blocking member 13 is rotated in a direction approaching the table flat plate 3, and the contact surface portion of the movement blocking member 13 formed by pressing and contacting the moving element 8 is achieved. The locked state with 13-4 is released, and the contact position between the contact surface portion 13-4 of the movement preventing member 13 and the moving element 8 is shifted.
At this time, when the contact position between the contact surface portion 13-4 of the movement preventing member 13 and the moving element 8 is shifted, the moving element 8 slides in the guide unit 7 in a direction away from the first rotation axis D1. To do.
For this reason, the first support portion 5 attached to the leg support body 4 is inclined with respect to the first rotation axis D1 with respect to the second support portion 6 attached to the table flat plate 3. Rotate in direction A.
In response to the turning operation of the first support portion 5 in the inclining leg direction A, the connecting arm portion 9 is turned around the second turning axis D2, and the turning of the connecting arm portion 9 is performed. By the operation, as shown in FIG. 4, the movable element 8 slides in the guide portion 7 in a direction away from the first rotation axis D1.

Then, when the first support portion 5 attached to the leg support 4 is further rotated in the fallen leg direction A around the first rotation axis D1, the posture maintaining means 16 is shown in FIG. The tip portion of the protrusion 16-1 is engaged with and held by the rubber holding portion 16-2.
For this reason, when the leg support body 4 is turned down, that is, when the leg by folding is completed, the posture maintaining means 16 realizes a large holding force and noise reduction during the fall leg, and the leg support The posture of the body 4 is maintained to prevent rattling.

Contrary to the standing operation, when the leg support 4 is in an upright state, that is, when the leg support 4 is in a standing state, that is, when the leg support 4 is raised, the leg support 4 is raised. The first support portion 5 attached to the leg support 4 needs to be rotated in the erection direction B about the first rotation axis D1.
At this time, when the first support portion 5 is rotated, the engagement state between the tip portion of the protrusion 16-1 of the posture maintaining means 16 and the rubber holding portion 16-2 is released. There is also a need.
When the engagement state between the tip portion of the protrusion 16-1 of the posture maintaining means 16 and the holding portion 16-2 made of rubber is released, as shown in FIG. The attached first support portion 5 rotates in the leg direction B about the first rotation axis D1.
At the same time, according to the turning operation of the first support part 5 in the erection direction B, the connection arm part 9 is rotated about the second rotation axis D2, and the connection arm part 9 As a result of the pivoting operation, as shown in FIG. 4, the movable element 8 slides in the guide portion 7 in a direction approaching the first pivot axis D1.
Thereafter, the other end 13b of the movement preventing member 13 is used for the table about the third rotation axis D3 and against the urging force of the urging means 15 by sliding movement of the movable element 8. It rotates in a direction approaching the flat plate 3.
When the movable element 8 slides to the vicinity of the contact surface portion 13-4 of the other end 13b of the movement preventing member 13, the movable element 8 is further moved by the rotation of the first support portion 5 in the erection direction B. Is a position closer to the table flat plate 3 side than the line segment L (see FIG. 8), that is, a position over the line segment L.
The position over the line segment L, that is, the “configuration exceeding the top dead center P (see FIG. 8)” allows the movable element 8 to further slide, and as shown in FIG. Due to the balance between the moving element 8 that slides in the portion 7 and the urging force of the urging means 15, the moving element 8 comes into contact with a predetermined position of the contact surface portion 13-4 of the movement preventing member 13 and stops, The lock function by the locking means 12 is exhibited, and the stance is completed.
In the locked state by the locking means 12 described above, even if the urging means 15 is deteriorated due to aging, the sliding movement of the movable element 8 can be set in advance by setting the longitudinal dimension of the guide portion 7. The end portion of the guide portion 7 on the first rotation axis D1 side functions as a stopper.

As a result, the locking means 12 of the connecting support fitting 1 slides in the guide portion 7 when the leg support 4 is raised, that is, when the table flat plate 3 is placed in a horizontal state. The other end 13b of the movement blocking member 13 is brought into contact with the moving element 8 to be moved.
Therefore, the locking means 12 can firmly support the horizontal state of the table flat plate 3 when the metal fitting is used, and can prevent rattling.
Further, since the lock means 12 is configured to go over the line segment L, that is, the “configuration exceeding the top dead center P (see FIG. 8)”, the direction in which the horizontal support of the table flat plate 3 is continued. As a result, a force acts on the device, and there is no fear that the locked state is released, so that reliability can be improved.
Further, by providing the urging means 15 in the lock means 12, the urging force of the urging means 15 brings the predetermined position of the contact surface portion 13-4 of the movement preventing member 13 into contact with the moving element 8. While being able to maintain a locked state, it can also contribute to the backlash prevention of the said movement prevention member 13. FIG.

FIG. 9 shows Embodiment 2 of the present invention.
In the second embodiment, portions having the same functions as those in the first embodiment will be described with the same reference numerals.

In the first embodiment, the movement preventing member 13 and the lock release lever 14 are formed separately. However, the feature of the second embodiment is that a lock release lever having a movement prevention member and a lock release lever is provided. The movement blocking portion 21 is formed integrally.

That is, as shown in FIG. 9, the movement preventing portion 21 with the lock release lever is provided with the lock release lever 22 on the one end 21 a side and the other end 21 b side so as to contact the moving element 8. The third rotation axis D3 is formed.

When the leg is tilted from the time of standing as shown in FIG. 9, the lock release lever 22 is centered on the third rotation axis D3 and against the biasing force of the biasing means 15. Rotate by pulling in a direction away from the table flat plate.
Then, the other end 21b side of the movement blocking portion 21 with the lock release lever is rotated in a direction approaching the table flat plate, and the lock release established by the pressing contact with the mover 8 is established. The locked state with the contact surface portion 21-4 of the movement preventing portion 21 with lever is released, and the contact position between the contact surface portion 21-4 of the movement preventing portion 21 with lock release lever and the moving element 8 is shifted.
At this time, when the contact position between the contact surface portion 21-4 of the movement preventing portion 21 with the unlocking lever 21 and the mover 8 is shifted, the mover 8 moves away from the first rotation axis D1 in the guide portion 7. Slide in the direction you want.
For this reason, with respect to the second support part 6 attached to the table flat plate, the first support part 5 attached to the leg support body is in the inclining leg direction A about the first rotation axis D1. Rotate.
In response to the turning operation of the first support portion 5 in the inclining leg direction A, the connecting arm portion 9 is turned around the second turning axis D2, and the turning operation of the connecting arm portion 9 is performed. Thus, the moving element 8 slides in the guide portion 7 in a direction away from the first rotation axis D1.

When the first support portion 5 further rotates in the inclining leg direction A about the first rotation axis D1, the tip portion of the protrusion 16-1 of the posture maintaining means 16 is made of rubber. It is held by being engaged with the holding portion 16-2.
For this reason, when the inclining leg by folding is completed, as in the first embodiment, the posture maintaining means 16 realizes a large holding force and a silencing property during the inclining leg, and the leg support 4 The posture is maintained to prevent rattling.

Contrary to the standing motion, when the stance is raised from the time of falling, it is necessary to rotate the first support portion 5 in the erection direction B about the first rotation axis D1.
At this time, when the first support portion 5 is rotated, the engagement state between the tip portion of the protrusion 16-1 of the posture maintaining means 16 and the rubber holding portion 16-2 is released. There is also a need.
When the engagement state between the tip portion of the protrusion 16-1 of the posture maintaining means 16 and the holding portion 16-2 made of rubber is released, the first support portion 5 is moved to the first rotation shaft. It rotates in the standing direction B around D1.
At the same time, according to the turning operation of the first support part 5 in the erection direction B, the connection arm part 9 is rotated about the second rotation axis D2, and the connection arm part 9 By the rotation operation, the movable element 8 slides in the guide portion 7 in a direction approaching the first rotation axis D1.
Thereafter, the other end 21b of the movement blocking portion 21 with the lock release lever 21 is moved about the third rotation axis D3 and against the urging force of the urging means 15 by the sliding movement of the moving element 8. Is rotated in the direction approaching the table flat plate.
When the slider 8 slides to the vicinity of the contact surface portion 21-4 of the other end 21b of the movement preventing portion 21 with the lock release lever, the first support portion 5 further rotates in the erection direction B. The mover 8 is positioned closer to the table flat plate side than the line segment L, that is, a position over the line segment L.
By moving over the line segment L, that is, “beyond top dead center P”, the movable element 8 can be further slid, and as shown in FIG. Due to the balance between the moving element 8 and the urging force of the urging means 15, the moving element 8 comes into contact with a predetermined position of the contact surface portion 21-4 of the movement preventing portion 21 with the unlocking lever and stops, The lock function by the locking means 12 is exhibited, and the stance is completed.

Thereby, by integrally forming the movement blocking portion 21 with the lock release lever having the movement blocking member and the lock release lever, it is possible to reduce the number of parts and to improve the mountability. .
Moreover, the operability based on the lever principle can be improved by separating the lock release lever 22 of the movement preventing portion 21 with the lock release lever from the third rotation axis D3.
In addition, the locking means 12 can firmly support the horizontal state of the table flat plate when using the metal fitting, and can reliably prevent rattling, as in the first embodiment.
Further, by adopting a configuration in which the locking means 12 gets over the line segment L, that is, “a configuration exceeding the top dead center P”, the horizontal support of the table flat plate is continued as in the first embodiment. A force acts in the direction, eliminating the possibility that the locked state is released and improving the reliability.
Furthermore, by providing the urging means 15 in the lock means 12, the operability at the time of unlocking can be improved by the urging force of the urging means 15 as in the first embodiment. At the same time, it can also contribute to prevention of rattling of the movement blocking portion 21 with the lock release lever.

FIG. 10 shows Embodiment 3 of the present invention.

The feature of the third embodiment is that the connection support bracket 31 is configured to be used for the mounting table flat plate 33 having one end 33a rotatably attached to the wall 32.

That is, as shown in FIG. 10, the connection support fitting 31 is attached to the first support portion 5 attached to the wall 32 and the mounting table flat plate 33, and the one end 33 a side is connected to the one end 5 a of the first support portion 5. And a second support portion 6 which is rotatably attached to the first support portion 6.
That is, the first rotation axis D1 is formed by the one end 5a of the first support part 5 and the one end 6a side of the second support part 6, and the flat plate for mounting table described above around the first rotation axis D1. 33 can be rotated in the folding direction X or the folding release direction Y.
The locking means and biasing means of the connection support fitting 31 have the same configuration as the locking means 12 and biasing means 15 of the connection support fitting 1 of the first embodiment described above, and detailed description thereof is omitted. To do.

Thereby, the said connection support metal fitting 31 can use the flat plate 33 for mounting tables as a foldable mounting base attached to the said wall 32, and can contribute to the improvement of the versatility of the said connection support metal fitting 31.
Moreover, the connection support fitting 31 can be used for a foldable bed in addition to the table of the first embodiment and the foldable mounting table of the third embodiment.
In addition, the locking means of the connection support metal fitting 31 can firmly support the horizontal state of the mounting table flat plate 33 when the metal fitting is used, and can reliably prevent rattling.
Further, since the locking means has a configuration over the line segment, that is, a “configuration exceeding the top dead center (see FIG. 8)”, the horizontal state of the mounting table flat plate 33 is the same as in the first embodiment. As a result, a force acts in the direction of continuing the support of the member, and there is no possibility that the locked state is released, so that the reliability can be improved.
Furthermore, by providing the urging means (see FIG. 1) in the locking means, the operability at the time of unlocking is improved by the urging force of the urging means, as in the first embodiment. And can contribute to prevention of rattling of the movement blocking member.

The present invention is not limited to the first and second embodiments described above, and various application modifications can be made.

For example, in Embodiment 1 of the present invention, the connecting arm portion is formed by two plate-like arm members and a plate-like reinforcing arm member that connects intermediate portions of these two plate-like arm members. However, the following special configuration is also possible.
That is, the first point is that the arm member is formed by two plate-like members, but the cross-sectional U-shaped member in which the edge portion in the longitudinal direction is bent, and the round bar member and the square member in which flat portions are formed on both side surfaces. Or a member having another shape.
Then, the torsional and bending strength of the arm member can be improved.
The second point is to use two or more plate-like reinforcing arm members that connect intermediate portions of the two plate-like arm members to increase the number of connected portions.
In this case, the number of connecting portions by the plate-like reinforcing arm members can be increased, so that the strength of the connecting arm portion can be improved, and the gap between the two plate-like arm members is reduced, so that fingers or the like are sandwiched. A fear can be avoided and it can contribute to the improvement of operativity.

DESCRIPTION OF SYMBOLS 1 Connection support metal fitting 2 Table 3 Table flat plate 3f Bottom face 4 Leg support body 5 1st support part 5a One end 5b Other end 6 2nd support part 6a One end 6-1 2nd outer side support part 6-2 2nd inner side support part 7 Guide part 8 Mover 9 Connecting arm part 10 Rotating shaft member 11-1, 11-2 Two plate-like arm members 11-3 Plate-like reinforcing arm member 12 Locking means 13 Movement preventing member 13a One end 13b The other end 13-1 Box-shaped body 13-2 Mounting hole portion 13-3 Projection end portion 13-4 Contact surface portion 14 Lock release lever 14a One end 14b Other end 15 Energizing means 16 Posture maintaining means 16-1 Protruding portion 16-2 Holding Part A Falling leg direction B Standing leg direction D1 1st rotation axis D2 2nd rotation axis D3 3rd rotation axis D4 4th rotation axis L Line segment

Claims

In the connection support bracket that connects the flat plate and the support to support the flat plate in a horizontal state,
The connection support metal fitting includes a first support part attached to the support body, and a second support part attached to the flat plate while one end side is rotatably attached to one end of the first support part.
A guide portion extending in the longitudinal direction is provided on the second support portion,
In addition to providing a moving element that slides in the longitudinal direction of the second support part in the guide part, a connecting arm part that connects the moving element and the other end side of the first support part is provided,
When the flat plate is in a horizontal state, the second support portion is provided with a lock means for preventing the movement of the moving element that slides in the guide portion and supporting the flat plate in a horizontal state,
The locking means includes a movement blocking member having one end rotatably attached to the second support portion and the other end contacting the moving element, and slides within the guide portion when the flat plate is in a horizontal state. The other end of the movement blocking member is brought into contact with the moving moving element, and the contact position of the other end of the movement blocking member is set between the rotation center on the other end side of the connecting arm portion and one end of the movement blocking member. A connection support bracket characterized in that it is positioned on the flat plate side with respect to a line segment connecting to a moving center and overcoming the line segment.
The connection support bracket according to claim 1, wherein the connection support bracket connects the table flat plate and a leg support attached to the bottom surface of the flat plate to support the table flat plate in a horizontal state. .
2. The connection support bracket according to claim 1, wherein the connection support bracket connects the mounting table flat plate and a wall support to which the flat plate is attached to support the mounting table flat plate in a horizontal state. .