TWI819924B - Desktop anti-pinch device - Google Patents

Abstract

A desktop anti-pinch device is suitable for being installed on a fixed component. The desktop anti-pinch device includes a movable component and a swing component. The movable part is movably connected to the fixed part and has a movable end, a connecting end and an outer surface. The movable end can be in an approaching state and a distance relative to a fixed plane of the fixed part. To switch between states, the swinging member is pivotally connected to the movable member and includes a top surface. In a first state, the top surface is connected between the fixed plane of the fixed member and the outer surface of the movable member, When the top surface is in the second state, it is arranged at an angle with the outer surface. By utilizing the swinging member to be pivotally connected to the movable end, when the movable end switches between the approaching state and the far away state relative to the fixed plane, the purpose of preventing pinching can be achieved.

Description

Desktop anti-pinch device

The invention relates to furniture, and in particular to a desktop anti-pinch device.

There is an existing adjustable desk (Taiwan Patent Certificate No. M593772), which includes a table body and a table plate. The table body is provided with a positioning rod, and a plurality of positioning grooves are arranged equidistantly on the upper side of the positioning rod near the front end. , the bottom side of the front end of the table is pivoted on the front end of the table body through a first hinge, so that the table can rotate as a fulcrum on the first hinge, and a second hinge is used below the table near the rear side. There is a pivot provided with a push rod, so that the push rod can rotate on the second hinge as a fulcrum. When the table is tilted, the end of the push rod can be pressed against the positioning groove of the position rod set on the table body. When the table is tilted, When lying flat, the push rod can reliably close the table and its end is correspondingly close to the front end of the table, so that the push rod can be supported on the position rod set on the table body.

Although the above structure can be used to easily adjust the inclination angle of the tabletop, when the tabletop is adjusted from a tilted state to a flat position, in order to prevent the operator's fingers from being pinched between the tabletop and the table body, the table must be placed There is a gap in the board, but because of the gap, it is easy for some small objects to fall into the recessed space of the table body, causing cleaning trouble.

Therefore, the object of the present invention is to provide a desktop anti-pinch device that can solve the existing deficiencies.

Therefore, the desktop anti-pinch device of the present invention is suitable for being installed on a fixed component, which has a support part and a fixed plane located on one side of the support part along a transverse axis. The desktop anti-pinch device includes a movable piece and a swing piece. The movable part is connected to the support part of the fixed part and can move relative to the fixed part. The movable part has a movable end corresponding to the fixed plane, a movable end opposite to the movable end and connected to the support part. The connecting end portion, and an outer surface extending from the movable end portion to the connecting end portion, the movable end portion can be switched between an approaching state and a far away state relative to the fixed plane. The swinging member is rotatably pivotally connected to the movable end of the movable member and includes a top surface that can be switched between a first state and a second state. The top surface is in the first state. When, the top surface is parallel to the fixed plane of the fixed component and the outer surface of the movable component. When the top surface is in the first state, it is substantially on the same plane as the outer surface. When the top surface is in the second state, , arranged obliquely to the outer surface.

The effect of the present invention is that the swinging member is rotatably connected to the movable member, and when the end of the swinging member touches the finger, it can automatically rotate, thereby preventing hand injuries from being pinched.

100: Fixtures

101:Support part

102: Pivot joint

103: Top support unit

104: Fixed plane

105: Side end face

106:Side

10: movable parts

11: Motherboard

111: movable end

112: Connect the end

113:Outer surface

114:Inner surface

115:Block

12: Positioning plate

121:Connection segment

122: Resistance segment

13:Dodge space

20:Swing piece

21: Swing board

211: Pivot end

212:Terminal part

213:Top surface

214: Bottom

22: Top holding arm

30:hinge

31:Pivot

32:First locking plate

33:Second locking plate

40: Positioning unit

41:The first magnetic piece

42: The second magnetic piece

43: Tension spring

100':fixed parts

101':Support part

104': Fixed plane

105':Orbit

10': movable parts

11': motherboard

111':movable end

112':Connect the end

113':Outer surface

114':Inner surface

115':Rail

12': Positioning plate

13':dodge space

20':Swing piece

21': Swing board

211': Pivot end

212': terminal part

213':Top surface

214': Bottom

22': Top arm

23':Lock plate

30':hinge

31': pivot

32':First locking piece

33':Second locking plate

40': positioning unit

41':The first magnetic piece

42':Second magnetic piece

43': Tension spring

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a three-dimensional assembly view of a first embodiment of the desktop anti-pinch device of the present invention; Figure 2 is a perspective view of the first embodiment of the present invention. An exploded three-dimensional view of an embodiment; Figure 3 is a front assembly view of the first embodiment; Figure 4 is an operational schematic diagram of the first embodiment, illustrating the rotation of a movable component relative to a fixed component; Figure 5 is an anti-pinch schematic diagram of the first embodiment, illustrating a swing member rotating relative to the movable member; Figure 6 is a perspective assembly view of a second embodiment of the desktop anti-pinch device of the present invention; Figure 7 is A three-dimensional exploded view of the second embodiment; Figure 8 is a front assembled view of the second embodiment; Figure 9 is a three-dimensional operating schematic view of the second embodiment, illustrating the generation of a movable component relative to a fixed component. Rotation; Figure 10 is an anti-pinch schematic diagram of the second embodiment, illustrating a swing member rotating relative to the movable member; Figure 11 is a three-dimensional assembly view of a third embodiment of the desktop anti-pinch device of the present invention; Figure 12 is an incomplete three-dimensional assembly schematic view of the third embodiment; Figure 13 is an incomplete three-dimensional exploded view of the third embodiment; Figure 14 is a front assembly view of the third embodiment; Figure 15 is an operational schematic diagram of the third embodiment, illustrating the movement of a movable component relative to a fixed component; and Figure 16 is an anti-pinch schematic diagram of the third embodiment, illustrating the rotation of a swinging component relative to the movable component. move.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are designated with the same numbering.

Referring to Figures 1 and 2, a first embodiment of the desktop anti-pinch device of the present invention is suitable for being installed on a fixed component 100 (in this embodiment, a table base). The fixed component 100 has a supporting part 101, a pivoted The pivot member 102 of the support part 101, a supporting unit 103 located on one side of the support part 101, and a fixing plane 104 located on one side of the support part 101 along a transverse axis direction X. The support part 101 has a The side end surface 105, and two side surfaces 106 that are intersecting and connected to the side end surface 105, and the side surfaces 106 extend along the transverse axis direction X. In this embodiment, the pivot member 102 is installed on the side end surface 105 . The desktop anti-pinch device includes a movable component 10 , a swing component 20 , a hinge 30 and a positioning unit 40 .

The movable member 10 is pivotally connected to the pivot member 102 of the fixed member 100 and can rotate relative to the fixed member 100. The movable member 10 has a main plate 11 and a positioning plate 12 intersectingly connected to the main plate 11. The main board 11 has a movable end portion 111 corresponding to the fixed plane 104, a connecting end portion 112 opposite to the movable end portion 111 and pivotally connected to the pivot member 102, and a connecting end portion 112 extending from the movable end portion 111 to the Connect end 112 of The outer surface 113, an inner surface 114 opposite to the outer surface 113, and a stopper 115 protruding from the inner surface 114, the movable end 111 can be in an approaching state relative to the fixed plane 104 (see figure 3) and a away state (see Figure 4), the end edge of the movable end 111 is in the shape of an acute angle. When the movable member 10 rotates, the movable end 111 can switch between the approaching state and the far away state relative to the fixed plane 104 . The positioning plate 12 corresponds to the movable end 111. The positioning plate 12 has an inverted L-shaped connecting section 121 connected to the inner surface 114, and a resisting section 122 intersectingly connected to the connecting section 121. An escape space 13 is formed between the connecting section 121 and the inner surface 114 .

The swinging member 20 is rotatably pivotally connected to the movable member 10 and adjacent to the movable end 111 through the arrangement of the hinge 30 . The swinging member 20 includes a swinging plate 21 and a pair of swinging plates 21 connected to the swinging plate 21 . Holding arm 22. The swing plate 21 has a pivot end portion 211, an end portion 212 opposite to the pivot end portion 211, a top surface 213 extending from the pivot end portion 211 to the end portion 212, and an end portion 212 opposite to the pivot end portion 211. The bottom surface 214 of the top surface 213 and the end edge of the pivot end 211 corresponding to the movable end 111 are also in the shape of an acute angle. The top surface 213 can be switched between a first state and a second state. In the first state, the top surface 213 is connected to the fixed plane 104 of the fixed component 100 and the outer surface 113 of the movable component 10 During this time, the top surface 213 is substantially on the same plane as the outer surface 113 in the first state. The top surface 213 is inclined to the outer surface 113 in the second state. The pivot end 211 rotates to the Dodge space13. The holding arms 22 are connected to the bottom surface 214. When the top surface 213 is in the first state, the holding arms 22 are against the positioning plate 12. When the top surface 213 is in the second state, the holding arms 22 are away from the positioning plate 12 .

The hinge 30 includes a pivot shaft 31, a first locking piece 32 pivoted on the pivot shaft 31, and a second locking piece 33 pivoted on the pivot shaft 31. The first locking piece 32 is installed on the movable The second locking piece 33 is installed on the bottom surface 214 of the swinging member 20.

The positioning unit 40 of this embodiment has two first magnetic components 41 installed on the abutment section 122 of the positioning plate 12, and two second magnetic components 42 installed on the holding arms 22. When the arm 22 is against the positioning plate 12 , the first magnetic components 41 and the second magnetic components 42 are attracted to each other. The positioning unit 40 of this embodiment also has two tension springs 43 (see Figures 3, 4 and 5). The two tension springs 43 have opposite ends hooked on the holding arms 22 and the positioning arm respectively. The abutment section 122 of the plate 12 can ensure that the swing member 20 can rotate from the second state to the first state after being actuated by the elastic force of the tension springs 43 . It is worth mentioning that the positioning unit 40 can also use a material with a certain adhesion force (not shown) such as a sticky silicone pad or Velcro felt to replace the magnetic attraction, as long as the swing plate 21 touches the operator's finger. Before the force is strong enough to cause damage to the fingers, it is sufficient to overcome the adhesion force so that the top surface 213 of the swing plate 21 can rotate from the first state to the second state.

In order to further understand the functions of the various components of the present invention, the technical means used, and the expected effects, they will be further described below. I believe that this will provide a more in-depth and specific understanding of the present invention.

As shown in FIGS. 1 and 3 , when the entire desktop anti-pinch device of the present invention is assembled, the movable part 10 is rotatably installed on the fixed part 100 . When the movable end 111 is in an approaching state relative to the fixed plane 104, the top surface 213 of the swing plate 21 is parallel to the fixed plane 104 of the fixed member 100 and the outer surface 113 of the movable member 10. The top surface 213 is substantially on the same plane as the outer surface 113 , and the movable component 10 is horizontal.

As shown in FIG. 4 , when the movable component 10 resists the stopper 115 through the supporting unit 103 and is supported in an inclined shape, the top surface 213 is still on the same plane as the outer surface 113 . Can be used on sloping desktops.

When the movable member 10 is to be operated from an inclined state to a horizontal state (that is, from the state of FIG. 4 to the state of FIG. 3 ), if the operator's fingers protrude from the inner edge of the fixed plane 104 , the swing plate 21 will hit the When the operator's finger is touched, the swing plate 21 can rotate relative to the movable member 10 (as shown in FIG. 5 ) by utilizing the arrangement of the hinge 30 , and the top surface 213 of the swing plate 21 changes from the first state to the first state. Rotate to the second state to prevent pinching. When the top surface 213 of the swing plate 21 is in the second state, the second magnetic components 42 are detached from the first magnetic components 41 . When the swing plate 21 rotates relative to the movable member 10 , the edge of the pivot end 211 and the movable end 111 are both acute angles, which can avoid interference and make the swing plate 21 rotate smoothly. .

And when the top surface 213 is rotated from the second state to the first state by utilizing the self-weight of the swing plate 21 , the second magnetic members 42 are in contact with the first magnetic members 41 They are attracted to each other so that the swinging member 20 can maintain its position relative to the movable member 10 .

Therefore, the desktop anti-pinch device of the present invention utilizes the swing member 20 to be rotatably pivoted to the movable member 10. When the end of the swing plate 21 of the swing member 20 touches a finger, it can automatically rotate to prevent hand pinching. injuries occur.

Referring to FIGS. 6 to 8 , a second embodiment of the desktop anti-pinch device of the present invention is similar to the first embodiment and also includes a movable member 10 , a swing member 20 , a hinge 30 and a positioning unit 40 . The difference from the first embodiment is that the pivot member 102 is installed on one of the side surfaces 106 , and the movable member 10 is pivotally connected to the pivot member 102 .

As shown in FIG. 8 , when the entire desktop anti-pinch device of the present invention is assembled, the connecting end 112 of the movable member 10 is pivotally connected to the pivot member 102 , and the movable end 111 of the movable member 10 is relative to the fixed When the plane 104 is in the approaching state, the top surface 213 of the swing plate 21 is parallel to the fixed plane 104 of the fixed component 100 and the outer surface 113 of the movable component 10 . The top surface 213 is substantially located with the outer surface 113 On the same plane, the movable component 10 is horizontal.

As shown in FIG. 9 , the movable member 10 can be operated in an inclined shape, and the top surface 213 can be used for an inclined desktop.

As shown in Figure 10, when the movable member 10 is to be operated from an inclined position to a horizontal position, if the swing plate 21 touches the operator's finger, the swing plate 21 can be moved relative to the swing plate 21 using the arrangement of the hinge 30. The movable member 10 rotates and causes the top surface 213 of the swing plate 21 to rotate from the first state to the second state, thereby achieving the purpose of preventing pinching.

Referring to Figures 11 to 14, a third embodiment of the desktop anti-pinch device of the present invention is also suitable for being installed on a fixed component 100' (in this embodiment, a table base). The fixed component 100' has a supporting portion 101', A fixed plane 104' on one side of the support part 101', and two rails 105' provided on the top of the support part 101'. The desktop anti-pinch device includes a movable part 10', a swinging part 20' and a hinge. 30', a positioning unit 40'.

The movable member 10' is slidably connected to the support portion 101' of the fixed member 100'. The movable member 10' has a main plate 11', and a positioning plate 12' intersectingly connected to the main plate 11'. The main plate 11 'Having a movable end portion 111' corresponding to the fixed plane 104', a connecting end portion 112' opposite to the movable end portion 111', and a connecting end portion 112' extending from the movable end portion 111' The outer surface 113', an inner surface 114' opposite to the outer surface 113', and two rails 115' provided on the inner surface 114', the movable end 111' can be at a position relative to the fixed plane 104'. Switching between the approaching state (see Figure 14) and a away state (see Figure 15), when the movable member 10' moves, the movable end 111' can be in the approaching state and away from the fixed plane 104' Transition between states. The positioning plate 12' corresponds to the movable end 111', is in an inverted L shape and is connected to the inner surface 114'. An escape space 13' is formed between the positioning plate 12' and the inner surface 114'.

The swinging member 20' is rotatably pivotally connected to the movable member 10' and adjacent to the movable end 111'. The swinging member 20' includes a swinging plate 21', a support connected to the swinging plate 21'. arm 22', and a lock plate 23' connected to the swing plate 21' and the holding arm 22'. The swing plate 21' has a pivot end portion 211' and an end opposite to the pivot end portion 211'. The end portion 212', a top surface 213' extending from the pivot end portion 211' to the end portion 212', and a bottom surface 214' opposite to the top surface 213', the top surface 213' can be on a first Switching between a state and a second state, when the top surface 213' is in the first state, it is connected between the fixed plane 104' of the fixed component 100' and the outer surface 113' of the movable component 10'. In the first state, the top surface 213' is substantially on the same plane as the outer surface 113'. In the second state, the top surface 213' is inclined with the outer surface 113'. The holding arms 22' are connected to the bottom surface 214'. When the top surface 213' is in the first state, the holding arms 22' are against the positioning plate 12'. When the top surface 213' is in the second state , the holding arms 22' are far away from the positioning plate 12'.

The hinge 30' includes a pivot shaft 31', a first lock piece 32' pivoted on the pivot shaft 31', and a second lock piece 33' pivoted on the pivot shaft 31'. The piece 32' is installed on the positioning plate 12' of the movable part 10', and the second locking piece 33' is installed on the locking plate 23' of the swinging part 20'.

The positioning unit 40' has a first magnetic component 41' installed on the positioning plate 12', a second magnetic component 42' installed on the holding arm 22', and two tension springs 43'. When the holding arm 22' abuts the second locking piece 33' (positioning plate 12'), the first magnetic component 41' and the second magnetic component 42' are attracted to each other.

Therefore, the third embodiment of the present invention utilizes the cooperation of the rails 105' and the rails 115' to slidably connect the movable component 10' to the support portion 101' of the fixed component 100'.

In the state of Figure 14, the movable component 10' is positioned on the fixed component 100' and can be used on a general desktop. As shown in FIGS. 15 and 16 , when the movable member 10 ′ moves, the movable end 111 ′ can switch between the approaching state and the far away state relative to the fixed plane 104 ′.

When the movable member 10' is to be operated from Figure 15 to the state of Figure 16, if the operator's fingers protrude from the inner edge of the fixed plane 104', and the swing plate 21' touches the operator's fingers, use With the arrangement of the hinge 30', the swing plate 21' can rotate relative to the movable member 10' (as shown in Figure 16), and the top surface 213' of the swing plate 21' can rotate from the first state to the second state. In this state, the pivot end 211' rotates to the avoidance space 13' to prevent pinching. When the top surface 213' of the swing plate 21' is in the second state, the second magnetic component 42' is detached from the first magnetic component 41'.

And when the top surface 213' is rotated from the second state to the first state by utilizing the self-weight of the swing plate 21', the second magnetic component 42' and the first magnetic component 41' are attracted to each other. And the swinging part 20' can be kept positioned relative to the movable part 10'.

It is worth mentioning that the pivot 31' is set lower than the top surface 213', and a larger force arm is provided between the pivot center of the swing member 20' and the end portion 212', which can When the end portion 212' of the swing plate 21' is subjected to a small force, the swing plate 21' can rotate relative to the movable member 10'.

To sum up, the desktop anti-pinch device of the present invention has a simple overall structure, is easy to manufacture and assemble, and can produce an anti-pinch effect, and can indeed achieve the purpose of the present invention.

However, the above are only examples of the present invention. They cannot be used to limit the scope of the present invention. All simple equivalent changes and modifications made based on the patent scope of the present invention and the contents of the patent specification are still within the scope of the present invention. within the scope covered by the patent of this invention.

100: Fixtures

101:Support part

102: Pivot joint

103: Top support unit

104: Fixed plane

105: Side end face

106:Side

10: movable parts

11: Motherboard

111: movable end

112: Connect the end

113:Outer surface

114:Inner surface

115:Block

12: Positioning plate

121:Connection segment

122: Resistance section

13:Dodge space

20:Swing piece

21: Swing board

211: Pivot end

212:Terminal part

213:Top surface

214: Bottom

22: Top holding arm

30:hinge

31:Pivot

32:First locking plate

33:Second locking plate

40: Positioning unit

41:The first magnetic piece

42: The second magnetic piece

43: Tension spring

Claims (12)

A desktop anti-pinch device, suitable for installation on a fixed component, the fixed component has a support part, and a fixed plane located on one side of the support part along a transverse axis. The desktop anti-pinch device includes: a movable component, connected On the support part of the fixed part and movable relative to the fixed part, the movable part has a movable end corresponding to the fixed plane, a connecting end opposite to the movable end and connected to the support part, And an outer surface extending from the movable end to the connecting end, the movable end can be switched between an approaching state and a away state relative to the fixed plane; and a swinging member, rotatably pivoted Connected to the movable end of the movable component, and including a top surface, the top surface can be switched between a first state and a second state. When the top surface is in the first state, the top surface is parallel to the Between the fixed plane of the fixed part and the outer surface of the movable part, the top surface is substantially on the same plane as the outer surface in the first state, and the top surface is inclined to the outer surface in the second state. . The desktop anti-pinch device according to claim 1, wherein the movable component also has a main board and a positioning plate intersectingly connected to the main board, and the connecting end, the movable end and the outer surface are provided on the main board , the main board also has an inner surface opposite to the outer surface, the positioning plate corresponds to the movable end and is connected to the inner surface, the swing member also has a swing plate, and at least one swing plate connected to the swing plate A holding arm, the top surface is provided on the swing plate, the swing plate also has a bottom surface opposite to the top surface, the holding arm is connected to the bottom surface, and when the top surface is in the first state, the holding arm abuts Depending on the positioning plate, the When the top surface is in the second state, the holding arm is away from the positioning plate. The desktop anti-pinch device according to claim 2 further includes a positioning unit provided on the swinging member and the movable member, and the positioning unit keeps the holding arm against the positioning plate. The desktop anti-pinch device according to claim 3, wherein the positioning unit has at least one first magnetic component installed on the positioning plate, and at least one second magnetic component installed on the holding arm. When the holding arm is against the positioning plate, the first magnetic component and the second magnetic component are attracted to each other. The desktop anti-pinch device according to claim 3, wherein the positioning unit has at least one tension spring, and the two opposite ends of the tension spring are respectively connected to the holding arm and the positioning plate. The elastic force enables the swing member to rotate from the second state to the first state after being actuated. The desktop anti-pinch device according to claim 2, further comprising a hinge, which includes a pivot, a first locking piece pivoted on the pivot, and a second locking piece pivoted on the pivot. , the first locking piece is installed on the positioning plate of the movable part, and the second locking piece is installed on the swinging part. The desktop anti-pinch device according to any one of claims 1 to 6, wherein the movable member is pivotally connected to the support portion of the fixed member and can rotate relative to the fixed member, and the movable member rotates The movable end can be switched between the approaching state and the far away state relative to the fixed plane. The desktop anti-pinch device according to claim 7, wherein the support portion of the fixing member has one side end surface and two side surfaces intersecting and connected to the side end surface, and the side surfaces extend along the transverse axis, and the fixing member also has There is a pivot component installed on the side end surface, and the movable component is pivoted to the pivot component. The desktop anti-pinch device as claimed in claim 7, wherein the positioning plate of the movable part has an inverted L-shaped connecting section connected to the inner surface, and a resisting section intersectingly connected to the connecting section. An escape space is formed between the connecting section and the inner surface. The swing plate also has a pivot end and an end opposite to the pivot end. The top surface extends from the pivot end to the At the end portion, when the top surface is in the second state, the pivot end portion rotates to the avoidance space. The desktop anti-pinch device according to any one of claims 1 to 6, wherein the movable part is slidably connected to the support part of the fixed part, and when the movable part moves, the movable end part can be moved relative to The fixed plane switches between the approaching state and the far away state. The desktop anti-pinch device according to claim 10, wherein the positioning plate of the movable part is in an inverted L shape and is connected to the inner surface. An escape space is formed between the positioning plate and the inner surface, and the swing plate also has A pivot end, and an end opposite to the pivot end. The top surface extends from the pivot end to the end. When the top surface is in the second state, the pivot end rotates. to the dodge space. The desktop anti-pinch device according to claim 7, wherein the support part of the fixing member has one end surface and two side surfaces intersecting and connected to the side end surface, and the side surfaces extend along the transverse axis, and the fixing component further There is a pivot component installed on one of the side surfaces, and the movable component is pivoted to the pivot component.

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