TWM579254U - Industrial oven and automatic door-opening mechanism thereof - Google Patents

Abstract

An industrial oven comprising a box body, at least one door panel unit and at least one automatic door opening mechanism. The case has a front surface that is recessed to form at least one receiving space. The door panel unit includes a door panel pivotally disposed on the cabinet body and enclosing the accommodating space, and a locking member disposed on the door panel, the locking member for locking the door panel. The automatic door opening mechanism includes a driving unit that connects the door panel unit and an unlocking unit that abuts the locking member. The driving unit has a slider that can move left and right and a linking member that is pivotally connected to the slider and the door panel unit respectively. The unlocking unit can be operated to abut against the locking member, so that the locking member releases the locking relationship between the door panel and the box body, and the sliding block can be operated to move away from the locking member, so as to drive the linking member to drive the door panel to be outwardly pivoted relative to the box body. turn.

Description

Industrial oven and its automatic door opening mechanism

The present invention relates to an industrial oven, and more particularly to an industrial oven capable of automatically opening a door.

The existing industrial oven is bulky, and the door panel for closing the baking chamber is relatively heavy. The switch of the oven uses an explosion-proof door button to lock the door panel, prevents the door panel from pivoting relative to the cabinet, and tightly attaches the door panel. The cabinet is to ensure the tightness of the chamber. The conventional door opening method is manually opened manually. However, because the door panel is heavy, manual opening is more laborious, and because the user opens the door panel closer to the cabinet, when the door panel is opened, the high temperature gas in the baking chamber is tilted. If there is a risk of burns if the user does not wear the protective gear, the operation is inconvenient and there are safety concerns, there is still room for improvement.

Accordingly, it is an object of the present invention to provide an industrial oven having an automatic door opening function.

Therefore, another object of the present invention is to provide an automatic door opening mechanism that can be operated by linear motion to push the door panel to open the door.

The industrial oven of the present invention comprises a box body having a front surface, the front surface recessed to form at least one receiving space; at least one door panel unit comprising a pivotably disposed on the box body and enclosing the receiving body a door panel of the space and a locking member disposed on the door panel, the locking member is for locking the door panel to prevent the door panel from pivoting relative to the box body; and at least one automatic door opening mechanism includes a pivoting mechanism disposed on the box body a driving unit connected to the door panel unit and an unlocking unit disposed on the box body and abutting the locking member, the driving unit has a slider that can move left and right and a two-end pivotally connected to the slider And an interlocking member of the door panel unit, the unlocking unit being operable to abut against the locking member such that the locking member releases the locking relationship between the door panel and the casing, the slider being operable to move away from the locking member The driving member is driven to drive the door panel to pivot outward relative to the box.

In some implementations, the driving unit further has a mounting plate disposed on the front surface of the casing, two stopping plates disposed at opposite ends of the mounting plate, and at least one of the two ends respectively fixed to the stopping And a driving member disposed on the sliding block, a driving cylinder disposed at the side of the one of the stopping plates, a movable cylinder disposed movably disposed on the driving cylinder and passing through the stopping plate adjacent to the driving cylinder a piston rod, a connecting rod connecting the end of the piston rod and passing through the sliding rod, the piston rod being driven by the driving cylinder to drive the connecting head to drive the slider to move left and right along the guiding member.

In some embodiments, the connector is screwed to the end of the piston rod and has a substantially sleeve shape, and has a flange portion adjacent to the piston rod, and extends from the flange portion away from the piston rod and passes through the flange portion. a piercing portion of the slider and a gasket connecting the ends of the piercing segment and the flange segment respectively located on opposite sides of the slider, the flange segment and the radius of the gasket are both larger than the radius of the piercing segment, the wearing The length of the segment is greater than the length of the slider such that the slider is movable between the flange segment and the gasket.

In some embodiments, the drive unit further has a cushioning member disposed between the slider and the stop plate adjacent to the drive cylinder.

In some implementations, the unlocking unit includes an unlocking cylinder disposed adjacent to the door panel and adjacent to the door panel, and a push rod movably disposed on the unlocking cylinder and abutting the locking member, the unlocking cylinder can be The operation is to drive the ejector rod against the locking member to release the locking relationship between the door panel and the box.

In some embodiments, the upper surface of the slider is formed with a protruding post that is disposed at one end of the linking member, and the door panel unit further includes a protruding member disposed on the lower surface of the sliding panel and passing through the other end of the linking member. The member is pivoted relative to the slider with the protruding column as an axis and pivoted relative to the door panel with the protruding member as an axis.

The automatic door opening mechanism of the present invention is applicable to a device having a body and a door panel unit, the body having a front surface, the front surface being recessed to form at least one accommodating space, the door panel unit including a pivotally disposed The main body can close the door panel of the accommodating space and a locking member disposed on the door panel. The locking member is used for locking the door panel to prevent the door panel from pivoting relative to the body. The automatic door opening mechanism comprises a driving unit. The door unit is pivotally connected to the body, and the driving unit comprises a slider that can move left and right and a linkage that is pivotally connected to the slider and the door panel respectively; and an unlocking a unit adapted to be disposed on the body and abutting the locking member, the unlocking unit being operable to abut the locking member such that the locking member releases the locking relationship between the door panel and the body, the slider can be operated away from The locking member moves in the direction to drive the linkage member to drive the door panel to pivot outward relative to the body.

In some embodiments, the driving unit further has a mounting plate disposed on the front surface of the body, two stopping plates disposed at opposite ends of the mounting plate, and at least one of the two ends respectively fixing the stopping plates And a guiding member passing through the slider, a driving cylinder disposed on the body beside one of the stopping plates, a piston rod movably disposed on the driving cylinder and passing through the stopping plate adjacent to the driving cylinder a connector connecting the end of the piston rod and passing through the slider, the piston rod being driven by the driving cylinder to drive the connector to drive the slider to move left and right along the guiding member.

In some embodiments, the connector is screwed to the end of the piston rod and has a substantially sleeve shape, and has a flange portion adjacent to the piston rod, and extends from the flange portion away from the piston rod and passes through the flange portion. a piercing portion of the slider and a gasket connecting the ends of the piercing segment and the flange segment respectively located on opposite sides of the slider, the flange segment and the radius of the gasket are both larger than the radius of the piercing segment, the wearing The length of the segment is greater than the length of the slider such that the slider is movable between the flange segment and the gasket.

In some embodiments, the drive unit further has a cushioning member disposed between the slider and the stop plate adjacent to the drive cylinder.

In some implementations, the unlocking unit includes an unlocking cylinder disposed on the body adjacent to the door panel and a push rod movably disposed on the unlocking cylinder and abutting the locking member, the unlocking cylinder being operable To drive the ejector rod against the locking member, the locking relationship between the door panel and the body is released.

In some embodiments, the upper surface of the slider is formed with a protruding post that is disposed at one end of the linking member, and the door panel unit further includes a protruding member disposed on the lower surface of the sliding panel and passing through the other end of the linking member. The member can be pivoted relative to the slider with the protruding column as an axis, and the protruding member is pivoted Pivot for the door panel.

The present invention has at least the following effects: by the arrangement of the automatic door opening mechanism, the unlocking unit can be operated to abut against the locking member, so that the locking member releases the locking relationship between the door panel and the casing, and then the slider can be The operation moves away from the locking member to drive the linkage member to push the door panel to pivot outward relative to the box body, thereby achieving the purpose of automatically opening the door, which is not only labor-saving but can be opened by the user without approaching the box body. The door panel can reduce the possibility of the user getting burned by touching the high temperature object during the door opening process, and the operation process is quite safe.

1‧‧‧ cabinet

11‧‧‧ front surface

12‧‧‧ accommodating space

2‧‧‧door unit

21‧‧‧ Door panel

22‧‧‧ erector

23‧‧‧Locking parts

231‧‧‧ pivot

232‧‧‧

233‧‧‧Handles

234‧‧‧Explosion-proof door base

24‧‧‧Bindings

25‧‧‧metal pieces

26‧‧‧Block

3‧‧‧Automatic door opening mechanism

31‧‧‧ drive unit

311‧‧‧Installation board

312‧‧‧stop plate

313‧‧‧Guide

314‧‧‧ Slider

314a‧‧‧Bump

315‧‧‧Drive cylinder

316‧‧‧ piston rod

317‧‧‧Connecting head

317a‧‧‧Flange segment

317b‧‧‧With paragraph

317c‧‧‧ Washer

318‧‧‧ linkages

319‧‧‧ cushioning parts

310‧‧‧ Cover

32‧‧‧Unlocking unit

321‧‧‧Unlocking cylinder

322‧‧‧Pushing rod

4‧‧‧ magnetic lock

5‧‧‧ micro switch

Other features and effects of the present invention will be apparent from the following description of the drawings. FIG. 1 is a perspective view of an embodiment of the present industrial oven; FIG. 2 is an automatic door opening mechanism of the embodiment. FIG. 3 is an exploded perspective view of the driving unit of the embodiment and the protruding member of the door unit; FIG. 3 is an exploded perspective view of the driving unit of the embodiment; a front view of the driving unit and the protruding part of the door panel unit, wherein a cover is omitted; FIG. 5 is a perspective view of the embodiment, wherein a locking relationship between a door panel of the door panel unit and a box is released; Figure 6 is a perspective view of the embodiment, wherein the door panel of the door panel unit is outwardly opposed to the cabinet Pivoting to open an angle; FIG. 7 is a perspective view of the embodiment, wherein the door panel of the door panel unit is pivoted outwardly relative to the cabinet to a fully open state; FIG. 8 is a diagram derived from FIG. a complete partial front view for explaining the relative position of a slider of the drive unit, wherein the cover is omitted; FIG. 9 is an incomplete partial front view of FIG. 6 for illustrating the drive unit The relative position of the slider, wherein the cover is omitted; and FIG. 10 is an incomplete partial front view of FIG. 7 for illustrating the relative position of the slider of the drive unit, wherein the cover The cover is omitted.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to Fig. 1, an embodiment of the novel industrial oven is a hot air circulating oven comprising a casing 1, two door panel units 2 and two automatic door opening mechanisms 3 corresponding to the door panel unit 2. It should be noted that the automatic door opening mechanism 3 of the present embodiment can be used for any device having the door panel unit 2, and is not limited to the industrial oven mentioned in this embodiment. The number of the door panel unit 2 and the automatic door opening mechanism 3 is not limited to two. In other embodiments, other numbers may be used, and at least one may be used.

Referring to FIG. 6 and FIG. 7 , the box body 1 is substantially a rectangular parallelepiped having a front surface 11 , and the front surface 11 is recessed to form two upper and lower accommodating spaces 12 , and the accommodating space 12 is used for baking the heating object. The chamber of the product. It should be noted that the upper, lower, left and right directions mentioned in the following are all described in the perspective of facing the front surface 11, for convenience of explanation, and are not intended to limit the relative positional relationship of the components.

The door panel units 2 are pivotally disposed on the cabinet 1 respectively corresponding to the accommodating spaces 12 . Each door unit 2 includes a door panel 21 that can close the accommodating space 12, three pivoting members 22 that connect the door panel 21 and the cabinet 1, a locking member 23 disposed on the left side of the door panel 21, and a door member 21 disposed under the door panel 21. The surface is connected to the projection 24 of the automatic door opening mechanism 3. The pivoting member 22 is, for example, a rear button, and the door panel 21 is pivotally disposed on the cabinet 1 by a pivoting member 22. The locking member 23 can be, for example, an explosion-proof door buckle having a pivot 231 disposed on the pivoting member 231. A locking piece 232 at both ends of the pivot 231 and a handle 233 disposed at the middle of the pivot 231. The tight hook pieces 232 can be inserted into the tamper-proof base 234 of the box body 1 for locking the door panel 21 to prevent the door panel 21 from pivoting relative to the cabinet 1. The handle 233 extends to the left of the door panel 21. Left side. The number of the pivoting members 22 is not limited to three, and may be other numbers in other embodiments, as long as at least two are arranged up and down, depending on the size of the door panel 21.

A magnetic lock 4 is disposed on the casing 1. The door panel 21 is disposed on the surface of the accommodating space 12 with a metal piece 25 corresponding to the magnetic lock 4 and can be attracted by the magnetic lock 4, whereby the magnetic lock 4 can adsorb the door panel 21 to prevent it from starting in the oven. When the door panel 21 is opened due to a malfunction, the magnetic lock 4 needs to be powered off or has no magnetic attraction after a predetermined baking time, so that the door panel 21 can close the accommodating space 12 when the oven is started. For safety reasons, the housing 1 is provided with a micro switch 5 located at the upper edge of the door panel 21. The door panel 21 is provided with a blocking piece 26. When the door panel 21 is locked, the blocking piece 26 is pressed against the micro switch 5. When the door panel 21 is opened, the flap 26 will pivot outwardly away from the micro switch 5 with the door panel 21, and the micro switch 5 will transmit a signal to stop the oven. This mechanism ensures that the door panel 21 is opened and the space is accommodated. The hot air in 12 will not blow out Causes burns to the user as a safety protection mechanism.

Referring to FIG. 2 to FIG. 4 , the automatic door opening mechanisms 3 are respectively disposed under the door panels 21 , and each of the automatic door opening mechanisms 3 includes a driving unit 31 disposed on the casing 1 and pivotally connecting the door panel unit 2 . An unlocking unit 32 is disposed on the casing 1 and abuts against the locking member 23. The driving unit 31 has a mounting plate 311 disposed on the front surface 11 of the casing 1 , two stopping plates 312 disposed on the left and right ends of the mounting plate 311 , and two rod-shaped ends fixed to the stopping plates 312 respectively. And a guiding member 313 for inserting the slider 314, a slider 314 passing through the guiding member 313, a driving cylinder 315 disposed beside the stopping plate 312 of the casing 1 on the right side, and a movable a piston rod 316 disposed on the driving cylinder 315 and passing through the stopping plate 312 adjacent to the driving cylinder 315, a connecting head 317 connecting the end of the piston rod 316 and piercing the slider 314, and a two-end pivotally connected slider 314 and the linkage member 318 of the door panel 21, a buffer member 319 disposed on the left side of the stopper plate on the right side, and a cover 310 respectively connected to the stopper plates. The number of the guiding members 313 is not limited to two. In other embodiments, the number of the guiding members 313 may be other than at least one.

The piston rod 316 can be driven by the driving cylinder 315 to drive the connecting head 317 to drive the slider 314 to move left and right along the guiding member 313. The connecting head 317 is screwed to the end of the piston rod 316 and has a substantially sleeve shape, and has a flange section 317a adjacent to the piston rod 316, a wearing section extending from the flange section 317a away from the piston rod 316 and passing through the slider 314. 317b and a washer 317c connecting the end of the wearing portion 317b and the flange portion 317a respectively on both sides of the slider 314, the radius of the flange portion 317a and the washer 317c are larger than the radius of the through portion 317b, and the length of the portion 317b is penetrated. Greater than the length of the slider 314 allows the slider 314 to move between the flange segment 317a and the washer 317c. A protrusion 314a is formed on the upper surface of the slider 314. The protrusion 24 of the door unit 2 passes through the other end of the linkage 318, so that the linkage 318 can be respectively formed by the protrusion 314a. The shaft pivots relative to the slider 314 and pivots relative to the door panel 21 about the hinge member 24 as an axis. The cushioning member 319 is substantially U-shaped, and is connected to the mounting plate 311 across the guiding members 313. The cushioning member 319 is made of an elastic material, and can absorb the impact kinetic energy when the slider 314 is moved to the right to avoid the right side stop. The plate 312 is directly impacted by the slider 314, which can extend the service life of the overall drive unit 31. The cover 310 covers all the components of the drive unit 31 except the drive cylinder 315 and the linkage 318 for protection and dust prevention. It should be noted that the buffering member 319 is not limited to the embodiment of the present embodiment. In other embodiments, the buffering member 319 can be, for example, a spring, and is disposed on the wearing portion 317b of the connecting head 317 at both ends thereof. The slider 314 and the flange segment 317a are respectively abutted, or only one end abuts the flange segment 317a and the other end does not abut the slider 314. When the slider 314 is displaced to the right, the buffer member 319 is compressed to absorb the slip. The impact kinetic energy when the block 314 is moved to the right can also prevent the right stopper plate 312 from being directly impacted by the slider 314, thereby extending the service life of the overall driving unit 31.

The unlocking unit 32 includes an unlocking cylinder 321 disposed on the casing 1 adjacent to the door panel 21 and a pushing rod 322 movably disposed on the unlocking cylinder 321 and abutting the handle 233 of the locking member 23, the unlocking cylinder 321 being operable The driving push rod 322 abuts against the locking member 23 to release the locking relationship between the door panel 21 and the casing 1. The end surface of the push rod 322 is the surface of the fitting handle 233. In the present embodiment, the surface of the handle 233 is slightly inclined with respect to the door panel 21, and the end surface of the pushing rod 322 is also inclined with the fitting handle 233. To abut the handle 233.

Referring to FIG. 5 to FIG. 10, the following describes the operation flow of how the automatic door opening mechanism 3 opens the door panel 21: firstly, it is confirmed whether the magnetic lock 4 has been powered off, and it is confirmed that the unlocking unit 32 is operated after the power is turned off, and the unlocking cylinder 321 drives the jacking rod. The 322 is abutted against the locking member 23, and the locking relationship between the door panel 21 and the casing 1 is released, such as Figure 5 and Figure 8. Then, the driving cylinder 315 drives the piston rod 316 to move to the right. When the piston rod 316 moves to the right, the coupling connector 317 is displaced to the right and the washer 317c of the connecting head 317 abuts the slider 314, and the slider 314 is also driven. The right movement, in turn, causes the left end of the linkage 318 to be displaced to the right, and the length of the linkage 318 is fixed, and the left end of the linkage is pushed against the door panel connected to the right end of the linkage 318 during the rightward displacement. 21, the door panel 21 is pivoted outward relative to the cabinet 1, as shown in Figures 6 and 9. When the piston rod 316 and the connecting head 317 drive the slider 314 to approach the buffering member 319, the driving cylinder 315 stops driving the piston rod 316 to move to the right, and the linking member 318 pushes the door panel 21 to the fully open state, and the slider 314 Then, the pivoting inertia urged by the door panel 21 continues to move to the right along the insertion section 317b of the connector 317 until it stops after contacting the buffer member 319, as shown in FIGS. 7 and 10. In this way, the automatic opening process is completed. If the door panel 21 is to be closed to return to the position of the closed receiving space 12, the driving cylinder 315 drives the piston rod 316 to be displaced to the left, and the flange portion 317a of the connecting head 317 will abut the slider 314. And driving it to the left, according to the above principle, the linkage 318 will pull the door panel 21 inwardly relative to the box 1 to return to the state of FIG. 5, and then manually tighten the locking piece 23 of the locking member 23 with the explosion-proof door buckle The base 234 can be locked together.

In summary, the new industrial oven is provided by the automatic door opening mechanism 3, and the unlocking unit 32 can be operated to abut against the locking member 23, so that the locking member 23 releases the locking relationship between the door panel 21 and the casing 1, and then the slider 314 The operation can be moved away from the locking member 23 to drive the linkage 318 to push the door panel 21 to pivot outward relative to the casing 1 to achieve automatic door opening, which not only saves labor but also does not require the user to approach the cabinet 1 The door panel 21 can be opened, which can reduce the possibility of the user being exposed to hot objects during the door opening process, and the operation process is quite safe, so the purpose of the present invention can be achieved.

However, the above is only an embodiment of the present invention, and it is not possible to limit the new The scope of the implementation of the invention, any simple equivalent changes and modifications made in accordance with the scope of the patent application and the contents of the patent specification are still within the scope of the novel patent.

Claims (12)

An industrial oven comprising: a box body having a front surface, the front surface recessed to form at least one receiving space; at least one door panel unit including a pivotably disposed on the box body and enclosing the housing a door panel and a locking member disposed on the door panel, the locking member is configured to lock the door panel to prevent the door panel from pivoting relative to the cabinet; and at least one automatic door opening mechanism includes a housing disposed on the panel a driving unit pivotally connected to the door panel unit and an unlocking unit disposed on the box body and abutting the locking member, the driving unit having a slider movable to the left and right and a two-end pivotally connecting the sliding portion a block and a linkage of the door panel unit, the unlocking unit being operable to abut against the locking member such that the locking member releases the locking relationship between the door panel and the housing, the slider being operable in a direction away from the locking member Moving to drive the linkage to drive the door panel to pivot outward relative to the cabinet. The industrial oven according to claim 1, wherein the driving unit further has a mounting plate disposed on the front surface of the casing, two stopping plates disposed at opposite ends of the mounting plate, and at least one of the two ends respectively fixed a guiding member connected to the stopping plate and passing through the sliding block, a driving cylinder disposed at a side of the stopping plate of the casing, movably disposed on the driving cylinder and passing through the driving cylinder a piston rod of the stopper plate, a connecting rod connecting the end of the piston rod and piercing the sliding rod, the piston rod being driven by the driving cylinder to drive the connecting head to drive the slider along the guiding member mobile. The industrial oven of claim 2, wherein the connector is screwed to the end of the piston rod and has a substantially sleeve shape, and has a flange section adjacent to the piston rod, and a piston rod away from the piston rod a piercing portion extending through the slider and a connecting end of the piercing segment and The flange segments are respectively located on the two sides of the slider, the flange segments and the diameter of the gasket are larger than the radius of the wearing portion, and the length of the wearing portion is greater than the length of the slider, so that the slider can The flange segment and the washer move between. The industrial oven of claim 3, wherein the drive unit further has a buffer member disposed between the slider and the stop plate adjacent to the drive cylinder. The industrial oven of claim 1, wherein the unlocking unit includes an unlocking cylinder disposed adjacent to the door panel and adjacent to the door panel, and a push rod movably disposed on the unlocking cylinder and abutting the locking member. The unlocking cylinder can be operated to drive the ejector lever against the locking member to release the locking relationship between the door panel and the casing. The industrial oven according to claim 1, wherein the upper surface of the slider is formed with a protruding post penetrating one end of the linking member, and the door panel unit further comprises a convex portion disposed on the lower surface of the sliding panel and passing through the other end of the linking member. The connecting member is pivotable relative to the slider with the protruding column as an axis and pivoted relative to the door panel with the protruding member as an axis. An automatic door opening mechanism is applicable to a device. The device has a body and a door panel unit. The body has a front surface, and the front surface is recessed to form at least one receiving space. The door panel unit includes a pivoting portion. The main body can close the door panel of the accommodating space and a locking member disposed on the door panel, the locking member is used for locking the door panel to prevent the door panel from pivoting relative to the body. The automatic door opening mechanism comprises: a driving unit, suitable for The door unit is pivotally connected to the body, and the driving unit comprises a slider that can move left and right and a linkage that is pivotally connected to the slider and the door panel respectively; and an unlocking a unit adapted to be disposed on the body and abutting the locking member, the unlocking unit being operable to abut the locking member such that the locking member releases the locking relationship between the door panel and the body, the slider can be operated away from The direction of the locking member is moved to drive the The linkage further drives the door panel to pivot outward relative to the body. The automatic door opening mechanism of claim 7, wherein the driving unit further has a mounting plate disposed on the front surface of the body, two stopping plates disposed at opposite ends of the mounting plate, and at least one of the two ends respectively fixed a guiding member connected to the stopping plate and passing through the sliding block, a driving cylinder disposed at the side of the stopping plate, a movable cylinder disposed at the driving cylinder and passing through the driving cylinder a piston rod of the stopping plate, a connecting rod connecting the end of the piston rod and piercing the sliding rod, the piston rod being driven by the driving cylinder to drive the connecting rod to drive the sliding rod to move left and right along the guiding member . The automatic door opening mechanism of claim 8, wherein the connecting head is screwed to the end of the piston rod and has a substantially sleeve shape, and has a flange portion adjacent to the piston rod, and a flange portion away from the piston portion a rod extending through the piercing portion of the slider and a gasket connecting the ends of the piercing segment and the flange segment respectively located on opposite sides of the slider, the flange segment and the radius of the gasket are larger than the piercing The radius of the segment, the length of the piercing segment being greater than the length of the slider such that the slider is movable between the flange segment and the gasket. The automatic door opening mechanism of claim 9, wherein the driving unit further has a buffer member disposed between the slider and the stopping plate adjacent to the driving cylinder. The automatic door opening mechanism of claim 7, wherein the unlocking unit includes an unlocking cylinder disposed on the body and adjacent to the door panel, and a push rod movably disposed on the unlocking cylinder and abutting the locking member. The unlocking cylinder can be operated to drive the ejector rod against the locking member to release the locking relationship between the door panel and the body. The automatic door opening mechanism of claim 7, wherein the upper surface of the slider is formed with a protruding post that is disposed at one end of the linking member, and the door panel unit further includes a lower surface of the sliding panel disposed at the other end of the connecting member. The protruding member is pivotable relative to the slider with the protruding column as an axis and pivoted relative to the door panel with the protruding member as an axis.