TWI542773B - Device for keep a door in opened status - Google Patents

Description

Device for keeping the door open

BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to a device for holding a door open, and in particular to a restraining device that is disposed in a slider of a slider so that a door panel is held in an open state.

When a door panel is to be kept open, it is usually blocked by an obstacle such as a brick or a chair to prevent the door panel from being pushed and reset by an external force (such as a wind and a door closer). An obstacle such as a brick or a chair must be placed near the installation position of the door panel to block the door panel when it is necessary to keep the door panel open, thereby causing inconvenience in use.

The main purpose of the present invention is to move a slider in a base from a first position to a second position by a linkage rod when the door panel is opened, and the slider simultaneously drives the slider disposed on the slider. A elastic piece moves in the base, and after the elastic piece passes through a limiting block, the elastic piece interferes with the limiting block, so that the door plate is kept in an open state.

The device for holding the door to be opened includes a base, a limiting block, a slider, a spring piece and a linkage rod, the base has a channel, and the limiting block is disposed on the base And the limiting block is fixed in the channel, the slider has a body, the slider is slidably disposed on the base, and the slider is located at the corresponding position of the channel, the elastic piece is set In the slider, and the elastic piece moves in the channel of the base with the slider, the elastic piece has a fixed end portion, a free end portion and a bit between the fixed end portion and the free end portion The bent end portion is fixed to the body of the slider, the bent portion and the free end portion are suspended above the body, and a first horizontal line is extended from the fixed end portion, and the bent portion is convex Above the first horizontal line, the bent portion includes a first plate body and a second plate body, the first plate body is located between the fixed end portion and the second plate body, and the second plate body is located at Between the first plate body and the free end portion, the first horizontal line and the first plate body have a first angle therebetween, Two plates between the first horizontal line having a second angle, the first angle and the second angle are greater than 90 degrees and the second angle is greater than the first angle.

The device for keeping the door opened is that one end of the linkage rod is pivotally connected to the slider, and the other end of the linkage rod is pivotally connected to a door panel, and when the door panel is opened, the linkage is The rod drives the slider to move from a first position to a second position, and after the elastic piece passes the limit block, the second plate of the elastic piece is made by the design that the first angle is greater than the second angle The body resists the limiting block to restrict the slider from being moved from the second position to the first position, so that the door panel is maintained in an open state.

Referring to FIG. 1 , in an embodiment of the present invention, a device 100 for holding a door is opened is mounted on a door frame A and a door panel B. When the door panel B is opened, the utility model can be used for The device 100 that holds the door open is enabled to enable the opened door panel B to be maintained in an open state.

Referring to FIGS. 1 and 2, the apparatus 100 for holding the door to be opened includes a base 110, a limiting block 120, a slider 130, a resilient piece 140 and a linkage rod 150. In this embodiment, The pedestal 110 is disposed on the door frame A, and the one end portion 151 of the linkage rod 150 is pivotally connected to the slider 130. The other end portion 152 of the linkage rod 150 is pivotally connected to the door panel B. Referring to FIG. When the door panel B is opened, the door panel B drives the linkage rod 150, and the linkage rod 150 drives the slider 130 to move from a first position to a second position, that is, the linkage rod 150 drives the slider 130. Moving in the direction of the limiting block 120 and passing through the limiting block 120, when the door panel B is closed, the door panel B drives the linkage rod 150, and the linkage rod 150 drives the slider 130 from the second position. Move to the first position.

Referring to FIGS. 2, 3 and 4, the pedestal 110 has a channel 111. The channel 111 includes an upper rail 111a and a lower rail 111b. The limiting block 120 is disposed on the pedestal 110. The limiting block 120 There is a limiting portion 121 and a screw hole 122. In this embodiment, a bolt 160 is screwed to the screw hole 122 of the limiting block 120, and the bolt 160 is in contact with the base 110 to make the limit. The bit block 120 is fixed in the upper rail 111a of the channel 111.

Referring to Figures 2, 3 and 4, the slider 130 has a body 131. The slider 130 is slidably disposed on the base 110, and the slider 130 is located at the corresponding limiting block 120. In the case, the The slider 130 is located in the lower rail 111b of the channel 111. The linkage rod 150 is pivotally connected to the body 131 of the slider 130.

Referring to Figures 2, 3 and 4, the elastic piece 140 is disposed on the slider 130, and the elastic piece 140 moves in the channel 111 of the base 110 along with the slider 130. The elastic piece 140 has a fixed end. a portion 141, a free end portion 142 and a bent portion 143 between the fixed end portion 141 and the free end portion 142. The fixed end portion 141 is fixed to the body 131 of the slider 130. In the example, the fixed end portion 141 is fixed to the body 131 by a locking member 170, and the bent portion 143 and the free end portion 142 are suspended above the body 131.

Referring to FIG. 4, a first horizontal line L1 is defined by the fixed end portion 141. The bent portion 143 protrudes above the first horizontal line L1. The bent portion 143 includes a first plate body 143a and a second portion. The plate body 143b is located between the fixed end portion 141 and the second plate body 143b. The second plate body 143b is located between the first plate body 143a and the free end portion 142. The first horizontal line L1 and the first plate 143a have a first angle θ 1, and the second plate 143b and the first horizontal line L1 have a second angle θ 2 , the first angle θ 1 And the second angle θ 2 is greater than 90 degrees, and the first angle θ 1 is greater than the second angle θ 2 .

Referring to Figures 2, 3 and 4, in the embodiment, the body 131 has an upper surface 131a and a recess 131b. The recess 131b is recessed in the upper surface 131a, and the bent portion 143 and the free portion The end portion 142 is suspended above the recess 131b. The slider 130 has a limiting member 132, a limiting space 133, a first sidewall 134 and a second sidewall 135. The first sidewall 134 and the The second side wall 135 is formed on the upper surface 131a. The bent portion 143 of the elastic piece 140 is located between the first side wall 134 and the second side wall 135 to prevent the elastic piece 140 from being skewed, and the limit is The member 132 is coupled to the first side wall 134. The limiting space 133 is located between the body 131 and the limiting member 132. The free end portion 142 of the elastic piece 140 is embedded in the limiting space. The free end 142 is constrained between the body 131 and the limiting member 132 such that the free end 142 can only move along the horizontal direction of the body 131.

Referring to FIG. 4, a limiting portion 121 of the limiting block 120 has a first inclined surface 121a and a second inclined surface 121b. The first inclined surface 121a and the second inclined surface 121b face opposite directions. The first inclined surface 121a There is a third angle θ 3 between a second horizontal line L2 and a second horizontal line L2 passing through the limiting block 120. The second angle 121b and the second horizontal line L2 have a fourth angle θ 4 , and the third angle θ 3 And the fourth included angle θ 4 is greater than 90 degrees, and the third included angle θ 3 is greater than the fourth included angle θ 4 .

Referring to FIGS. 1 and 4, when the door panel B is opened, the linkage rod 150 drives the slider 130 to move toward the limiting block 120. When the slider 130 meets the limiting block 120, the elastic piece The first plate 143a is in contact with the first inclined surface 121a of the limiting block 120. Referring to FIG. 5, the limiting portion 121 of the limiting block 120 presses the bent portion 143 of the elastic piece 140. The restricting member 132 is configured to move the free end portion 142 of the elastic piece 140 to the outside of the slider 130 in a horizontal direction, and since the free end portion 142 is restricted between the body 131 and the limiting member 132, the limiting member 132 can be The free end 142 is prevented from warping against the stop block 120.

Referring to FIG. 5, since the recess 131b is recessed in the upper surface 131a, when the limiting portion 121 of the limiting block 120 presses the bent portion 143 of the elastic piece 140, the bent portion 143 The connecting portion X of the second plate body 143b and the free end portion 142 can be temporarily received in the recess 131b. Therefore, the lower rail can be lowered by the recess 131b recessed in the upper surface 131a. The height of 111b is to lower the height of the base 110.

Referring to FIG. 6 , when the slider 130 is moved from the first position to the second position, the bent portion 143 of the elastic piece 140 passes through the limiting portion 121 of the limiting block 120 , and the bending portion The second plate 143b of the 143 is in contact with the limiting block 120, so that the slider 130 is restricted to the second position, in the present embodiment. In the example, the second plate 143b of the bent portion 143 is in contact with the second inclined surface 121b of the limiting block 120 to limit the slider 130 to the second position, and the limit of the limiting block 120 is limited. The position portion 121 is located between the first side wall 134 and the second side wall 135.

Referring to FIGS. 1 and 6, after the slider 130 is moved from the first position to the second position, the elastic piece 140 is in contact with the limiting block 120 so that the door panel B can be kept open. a state, and since the angle θ 1 and the second angle θ 2 are both greater than 90 degrees, the first angle θ 1 is greater than the second angle θ 2 , or the third angle θ 3 and the fourth angle θ 4 are both When the angle is greater than 90 degrees, the third angle θ 3 is greater than the fourth angle θ 4 , so when the door panel B is to be closed by external force, a large external force must be applied to overcome the force of the elastic piece 140 being stuck on the limiting block 120 . In order to close the door panel B.

The scope of the present invention is defined by the scope of the appended claims, and any changes and modifications made by those skilled in the art without departing from the spirit and scope of the invention are within the scope of the present invention. .

100‧‧‧Device for keeping the door open

110‧‧‧Base

111‧‧‧ channel

111a‧‧‧Upper track

111b‧‧‧Let orbit

120‧‧‧Limited blocks

121‧‧‧Limited Department

121a‧‧‧ first slope

121b‧‧‧second slope

122‧‧‧ screw holes

130‧‧‧ Slider

131‧‧‧Ontology

131a‧‧‧ upper surface

131b‧‧‧ Groove

132 Limiting member 133 Limiting space 134 First side wall 135 Second side wall 140 Shrapnel 141 Fixed end 142 Free end 143 Bending part 143a First plate 143b Second plate 150 Linking rod 151 End 152 end Part 160 Bolt 170 Locking L1 First horizontal line L2 Second horizontal line Θ1 first angle θ2 second angle θ3 third angle θ4 fourth angle A door frame B door panel X joint

Fig. 1 is a schematic view showing a device for holding a door opened according to the present invention, which is disposed on a door frame and a door panel. Fig. 2 is an exploded perspective view of a device for holding a door opened in accordance with the present invention. Figure 3 is a longitudinal cross-sectional view of a device for holding a door open in accordance with the present invention. Figure 4 is a transverse cross-sectional view of the apparatus for holding a door open in accordance with the present invention.

Figures 5 to 6 are transverse cross-sectional views of a device for holding a door open in accordance with the present invention.

100 Device for keeping the door open 110 Base 111 Channel 111a Upper rail 111b Lower rail 120 Limiting block 121 Limiting portion 121a First inclined surface 121b Second inclined surface 122 Screw hole 130 Slider 131 Main body 131a Upper surface 131b Groove 132 Limiter 133 Limit Space 134 First Side Wall 140 elastic piece 141 fixed end 142 a free end portion 143 bent portion 143a of the first plate member 150 second plate member 143b interlocking lever 160 locking bolt 170

Claims (8)

A device for holding a door to be opened, comprising: a base having a channel; a limiting block disposed on the base, wherein the limiting block is fixed in the channel; a slider having a body, a limiting member and a limiting space, the limiting space is located between the body and the limiting member, the slider is slidably disposed on the base, and the slider is located in the channel corresponding to the channel a retaining piece; and a spring piece disposed on the slider, and the elastic piece moves in the channel of the base with the slider, the elastic piece has a fixed end portion, a free end portion and a bit a bent portion between the fixed end portion and the free end portion, the fixed end portion being fixed to the body of the slider, the bent portion and the free end portion being suspended above the body, the free end portion of the elastic piece Embedded in the limiting space, and the free end is restricted between the body and the limiting member, and a fixed first end is extended by the fixed end portion, the bent portion protrudes above the first horizontal line, The bent portion includes a first plate body and a second plate body, and the first plate body is located at the fixed end portion Between the second plate body, the second plate body is located between the first plate body and the free end portion, the first horizontal line and the first plate body have a first angle, the second plate body and The first horizontal line has a second angle therebetween, the first angle and the second angle are both greater than 90 degrees, and the first angle is greater than the second angle. The device for holding a door opened as described in claim 1, wherein the channel includes an upper rail and a lower rail, and the limiting block is fixed in the upper rail of the channel, the slider is located at The lower track of the channel. The device for holding a door opened as described in claim 1, wherein the body has an upper surface and a groove, the groove is recessed on the upper surface, the bent portion and the free end portion Hang Empty above the groove. The device for holding a door opened as described in claim 1, wherein the slider has a first side wall formed on the upper surface, and the limiting member is coupled to the first One side wall. The device for holding a door opened as described in claim 4, wherein the slider has a second side wall formed on the upper surface, and the bent portion of the elastic piece is located Between the first side wall and the second side wall. The device for holding a door opened as described in claim 5, wherein the second plate of the bent portion interferes with the limit when the slider is moved from a first position to a second position Positioning the block to be restricted to the second position, and a limiting portion of the limiting block is located between the first side wall and the second side wall. The device for holding a door to be opened according to the first aspect of the invention, wherein a limiting portion of the limiting block has a first inclined surface and a second inclined surface, the first inclined surface and the second inclined surface are oriented In the opposite direction, the first inclined surface has a third angle with a second horizontal line passing through the limiting block, and the second inclined surface and the second horizontal line have a fourth angle, the third angle and the first The four angles are all greater than 90 degrees, and the third angle is greater than the fourth angle. The device for holding a door opened as described in claim 7, wherein when the slider is moved from a first position to a second position, the second plate of the bent portion interferes with the limit The second slope of the bit block.