CN220078278U - Landing door device with tensioning function - Google Patents

Abstract

The utility model relates to a landing door device with a tensioning function, which comprises an upper sill assembly and a traction assembly; the traction assembly comprises a first roller arranged on the first hanging plate through a first mounting frame, a second roller arranged on the long plate through a second mounting frame, and two guide ropes encircling the first roller and the second roller; the second mounting frame is provided with a waist-shaped hole for being connected with the long slat through bolts; two ends of the two guide ropes are respectively connected with a first connecting pipe and a second connecting pipe in a clamping mode, and the two guide ropes are connected with the first connecting piece and the second connecting piece in a head-tail mode through the first connecting pipe and the second connecting pipe. The utility model can adjust the position of the second roller on the strip plate, thereby adjusting the interval between the first roller and the second roller; the length of the guide ropes can be doubly adjusted by adjusting the adjusting nuts of the second connecting pipes on the two guide ropes; the tension degree is adjusted from the two aspects, so that the first hanging plate and the second hanging plate can be opened and closed more smoothly.

Description

Landing door device with tensioning function

Technical Field

The utility model relates to the technical field of elevator landing doors, in particular to a landing door device with a tensioning function.

Background

The landing door device is used for installing elevator doors at the exit of each landing of an elevator shaft, and a plurality of elevator doors are two and move to the same side to realize opening and closing.

The application number is 201921266772.4, the patent name is a traction assembly, and the landing door device with the traction assembly is disclosed in the 23 th year of the publication date 2020. However, the traction assembly has only one guide rope, and the guide rope completely passes through the adjusting frame to be fixed, so that the length cannot be adjusted, and the tension of the guide rope cannot be adjusted. The distance between the two guide wheels in the traction assembly cannot be adjusted, and the tension of the guide rope cannot be adjusted.

Therefore, there is a need for a landing door apparatus having a tensioning function that allows a first hanger plate and a second hanger plate connected to an elevator door to open and close more smoothly.

Disclosure of Invention

The embodiment of the utility model provides a landing door device with a tensioning function, which is used for solving the problem that the tension degree of a traction assembly of the existing landing door device cannot be adjusted.

To overcome the above-mentioned problems, according to an embodiment of the present utility model, there is provided a landing door apparatus with tensioning function, including:

an upper sill assembly as a supporting foundation; the upper ridge assembly is provided with a first rail and a second rail which are parallel to each other, the first rail is connected with a first hanging plate in a sliding manner, and the second rail is connected with a second hanging plate in a sliding manner; the first hanging plate is provided with a long slat which extends along the advancing direction of the first track and the second track; and

a traction assembly for balancing movement of the first hanger plate and the second hanger plate; the traction assembly comprises a first roller arranged on the first hanging plate through a first mounting frame, a second roller arranged on the long plate through a second mounting frame, and two guide ropes encircling the first roller and the second roller; the second mounting frame is provided with a waist-shaped hole which is used for being connected with the long slat through bolts, and the length direction of the waist-shaped hole is parallel to the advancing direction of the first track; two ends of the two guide ropes are respectively clamped with a first connecting pipe and a second connecting pipe, one end of the first connecting pipe is provided with an expanding head, and the other end of the first connecting pipe is provided with at least one clamping groove; one end of the second connecting pipe is provided with at least one clamping groove, and the outer surface of the second connecting pipe is in threaded connection with two adjusting nuts; wherein the first connecting pipe of one guide rope and the second connecting pipe of the other guide rope are connected to the first connecting piece, and the second connecting pipe of the one guide rope and the first connecting pipe of the other guide rope are connected to the second connecting piece; the first connecting piece is connected with the upper sill assembly through bolts, and the second connecting piece is connected with the second hanging plate through bolts.

In some embodiments, a limit switch is disposed on the second hanging plate, and a baffle plate matched with the limit switch is disposed on the upper sill assembly.

In some embodiments, the first hanging plate is provided with a first limiting hook, the second hanging plate is provided with a second limiting hook, and the movement limiting positions of the first limiting hook and the second limiting hook when the second hanging plate achieves door closing can be mutually hooked.

In some embodiments, the first connecting piece and the second connecting piece are provided with a U-shaped plate, two sides of the U-shaped plate are provided with clamping grooves, the first connecting pipe and the second connecting pipe are clamped in the clamping grooves on two sides of the U-shaped plate, the expansion head of the first connecting pipe is clamped on one side, close to the inside of the U-shaped plate, of the corresponding clamping groove, and the two adjusting nuts of the second connecting pipe are respectively positioned on two sides of the corresponding clamping groove.

In some embodiments, the opening directions of the clamping grooves formed on two sides of the U-shaped plate face to the upper side of the U-shaped plate.

In some embodiments, the width of the opening of the card slot is smaller than the width of the bottom of the card slot.

In some embodiments, the first connector is bolted to the bottom surface of the second rail.

In some embodiments, the U-shaped plate of the first connector is connected to the bottom surface of the upper sill assembly by bolts.

In some embodiments, the first connecting tube has two clamping grooves and the second connecting tube has one clamping groove.

In some embodiments, the first track and the second track each have a U-shaped configuration.

The technical scheme provided by the embodiment of the utility model can comprise the following beneficial effects:

the second mounting frame for mounting the second roller is mounted on the long slat through the waist-shaped hole, so that the position of the second roller on the long slat can be adjusted, and the distance between the first roller and the second roller can be adjusted; in the utility model, two guide ropes are connected with the first connecting piece and the second connecting piece through the first connecting pipe and the second connecting pipe from head to tail, and the length of the guide ropes can be doubly adjusted by adjusting the adjusting nuts of the second connecting pipes on the two guide ropes; the tension degree is adjusted from the two aspects, so that the first hanging plate and the second hanging plate can be opened and closed more smoothly.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a perspective view illustrating a landing door apparatus having a tensioning function according to an exemplary embodiment.

Fig. 2 is a front view of a landing door apparatus with a tensioning function, according to an example embodiment.

Fig. 3 is an enlarged view of "a" in fig. 2.

FIG. 4 is a perspective view of a traction assembly shown according to an exemplary embodiment.

Fig. 5 is an enlarged view of "B" in fig. 4.

In the figure, 1, an upper sill assembly; 2. a first track; 3. a second track; 4. a first hanging plate; 5. a second hanging plate; 6. a long slat;

a traction assembly; 701. a first mounting frame; 702. a first roller; 703. a second mounting frame; 704. a second roller; 705. a guide rope; 706. a waist-shaped hole; 707. a first connection pipe; 708. a second connection pipe; 709. expanding the head; 710. a clamping groove; 711. an adjusting nut; 712. a first connector; 713. a second connector; 714. a U-shaped plate; 715. a clamping groove;

8. a limit switch; 9. a baffle; 10. a first limit hook; 11. and the second limiting hook.

Description of the embodiments

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 5, the present utility model provides a landing door apparatus with a tensioning function, and some embodiments are described below, and the landing door apparatus with a tensioning function includes an upper sill assembly 1 and a traction assembly 7, wherein the upper sill assembly 1 is fixed above a door frame as a supporting base. Install first track 2 and second track 3 that are parallel to each other on the upper bank subassembly 1, sliding connection has first link plate 4 on the first track 2, sliding connection has second link plate 5 on the second track 3, and first track 2 and second track 3 are in horizontal transverse position above the door frame after fixed on the upper bank subassembly 1, and two door plant of first link plate 4 and second link plate 5 fixed connection respectively, and first link plate 4 and second link plate 5 remove the opening and shutting that realizes the door along first track 2 and second track 3. The first rail 2 and the second rail 3 each have a U-shaped structure, and the first hanging plate 4 and the second hanging plate 5 each have a member that extends into the U-shaped structure, preventing the first hanging plate 4 and the second hanging plate 5 from toppling.

As shown in fig. 2 to 5, the first hanger plate 4 is mounted with a long slat 6 by bolts, so that the first hanger plate 4 moves synchronously with the long slat 6, the long slat 6 extends along the traveling direction of the first rail 2 and the second rail 3, and the traction assembly 7 is mounted on the first hanger plate 4 and the long slat 6 so that the traction assembly 7 is parallel to the first rail 2 and the second rail 3. The traction assembly 7 comprises a first roller 702 mounted on the first hanger plate 4 by a first mounting bracket 701, a second roller 704 mounted on the elongated board 6 by a second mounting bracket 703, and two guide ropes 705 looped around the first roller 702 and the second roller 704. The axes of rotation of the first roller 702 and the second roller 704 are mounted parallel to the bottom surface of the traction assembly 7, making the first roller 702 and the second roller 704 more compact and space-saving from the side above the traction assembly 7. The second mounting frame 703 is provided with a waist-shaped hole 706 which is connected with the long slat 6 through a bolt, the length direction of the waist-shaped hole 706 is parallel to the advancing direction of the first track 2, and the second roller 704 is mounted on the long slat 6 through the second mounting frame 703, so that the distance between the first roller 702 and the second roller 704 can be adjusted by the design, the door frame with more sizes can be adapted, and the tensioning degree of the guide rope 705 between the first roller 702 and the second roller 704 can be adjusted. Two ends of the two guide ropes 705 are respectively clamped with a first connecting pipe 707 and a second connecting pipe 708, one end of the first connecting pipe 707 is formed with an expansion head 709, the other end of the first connecting pipe 707 is provided with two clamping grooves 710, when the guide rope 705 is used, the guide rope 705 passes through the first connecting pipe 707, and the two clamping grooves 710 are pressed on the guide rope 705 by a press machine or the like, so that the first connecting pipe 707 and the guide rope 705 are fixed. One end of the second connecting pipe 708 is provided with a clamping groove 710, the outer surface of the second connecting pipe 708 is connected with two adjusting nuts 711 in a threaded manner, when the guide rope 705 passes through the second connecting pipe 708 in use, the clamping groove 710 is pressed on the guide rope 705 by a press machine or the like, and the fixation of the second connecting pipe 708 and the guide rope 705 is realized. The first connecting pipe 707 of one guide rope 705 and the second connecting pipe 708 of the other guide rope 705 are connected to the first connecting piece 712, the second connecting pipe 708 of the one guide rope 705 and the first connecting pipe 707 of the other guide rope 705 are connected to the second connecting piece 713, so that the two guide ropes 705 are connected end to end and encircling the first roller 702 and the second roller 704, and the movement of the first hanging plate 4 and the second hanging plate 5 is balanced. In order to realize the adjustable tensioning of the landing door device of the present utility model, in addition to adjusting the tensioning degree of the guide rope 705 between the first roller 702 and the second roller 704 through the connection position of the waist-shaped hole 706, the connection manner of the first connection pipe 707 and the second connection pipe 708 with the first connection piece 712 and the second connection piece 713, respectively, can also adjust the tensioning degree of the guide rope 705.

As shown in fig. 4 and 5, in some embodiments, the first connecting piece 712 and the second connecting piece 713 are provided with a U-shaped plate 714, two sides of the U-shaped plate 714 are provided with a clamping groove 715, two sides of the U-shaped plate 714 are provided with clamping grooves 715, the opening directions of the clamping grooves 715 are towards the upper side of the U-shaped plate 714, the first connecting pipe 707 and the second connecting pipe 708 are clamped in the clamping grooves 715 on two sides of the U-shaped plate 714, the width of the opening of the clamping groove 715 is smaller than the width of the bottom of the clamping groove 715, and the first connecting pipe 707 and the second connecting pipe 708 clamped in the clamping groove 715 are prevented from being separated from the clamping groove 715. The expansion head 709 of the first connecting pipe 707 is clamped at one side of the corresponding clamping groove 715 near the inside of the U-shaped plate 714, the two adjusting nuts 711 of the second connecting pipe 708 are respectively positioned at two sides of the corresponding clamping groove 715, the tensioning degree of the guide rope 705 can be adjusted by adjusting the positions of the two adjusting nuts 711 on the second connecting pipe 708, and the tensioning degree of the guide rope 705 can be adjusted on the first connecting piece 712 and the second connecting piece 713, so that the positions of the first connecting piece 712 and the second connecting piece 713 relative to the first roller 702 and the second roller 704 can be adjusted.

As shown in fig. 1 and 4, the U-shaped plate 714 of the first connecting piece 712 is connected to the bottom surface of the upper sill assembly 1 by bolts, and the first connecting piece 712 is connected to the bottom surface of the second rail 3 by bolts, so that the first connecting piece 712 is fixed on the upper sill assembly 1. The second connection member 713 is bolted to the second hanger plate 5. When the second hanging plate 5 is pulled by the traction force to perform door opening/closing actions, the first and second rollers 702 and 704 are driven to rotate due to the change of the relative positions of the second hanging plate 5 relative to the first and second rollers 702 and 704, and the position change of the first and second rollers 702 and 704 on the upper sill assembly 1 is also included, so that the first and second rollers 702 and 704 drive the first hanging plate 4 to move, and the two door panels are opened and closed.

As shown in fig. 1, in order to limit the moving position of the door panel, in some embodiments, the second hanging plate 5 is provided with a limit switch 8, the limit switch 8 is provided with a striker, the upper sill assembly 1 is provided with a baffle 9 matched with the limit switch 8, when the second hanging plate 5 moves to the limit position, the striker of the limit switch 8 is pushed against the baffle 9 to retract, and then an electric signal is sent to immediately stop driving the second hanging plate 5 to move. And install first spacing hook 10 on the first link plate 4, install second spacing hook 11 on the second link plate 5, the removal extreme position of first spacing hook 10 and second spacing hook 11 when second link plate 5 realizes closing the door can collude each other, guarantees that first link plate 4 and second link plate 5 can not separate, and two door plant can not separate promptly.

Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This utility model is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.

It is to be understood that the utility model is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.

Claims (10)

1. A landing door apparatus having a tensioning function, comprising:

an upper sill assembly as a supporting foundation; the upper sill assembly is provided with a first rail and a second rail which are parallel to each other, the first rail is connected with a first hanging plate in a sliding manner, and the second rail is connected with a second hanging plate in a sliding manner; the first hanging plate is provided with a long slat, and the long slat extends along the advancing directions of the first track and the second track; and, a step of, in the first embodiment,

a traction assembly for balancing movement of the first and second hanger plates; the traction assembly comprises a first roller arranged on the first hanging plate through a first mounting frame, a second roller arranged on the long slat through a second mounting frame, and two guide ropes encircling the first roller and the second roller; the second mounting frame is provided with a waist-shaped hole which is connected with the long slat through bolts, and the length direction of the waist-shaped hole is parallel to the advancing direction of the first track; two ends of the two guide ropes are respectively clamped with a first connecting pipe and a second connecting pipe, one end of the first connecting pipe is provided with an expanding head, and the other end of the first connecting pipe is provided with at least one clamping groove; one end of the second connecting pipe is provided with at least one clamping groove, and the outer surface of the second connecting pipe is connected with two adjusting nuts in a threaded manner; wherein a first connecting pipe of one guide rope and a second connecting pipe of the other guide rope are connected to the first connecting piece, and a second connecting pipe of one guide rope and a first connecting pipe of the other guide rope are connected to the second connecting piece; the first connecting piece with upper bank subassembly bolted connection, the second connecting piece with second link plate bolted connection.

2. The landing door apparatus with tensioning function according to claim 1, wherein a limit switch is disposed on the second hanging plate, and a baffle plate matched with the limit switch is disposed on the upper sill assembly.

3. The landing door device with the tensioning function according to claim 1, wherein a first limiting hook is arranged on the first hanging plate, a second limiting hook is arranged on the second hanging plate, and the moving limiting positions of the first limiting hook and the second limiting hook when the second hanging plate is used for closing a door can be mutually hooked.

4. The landing door device with the tensioning function according to claim 1, wherein the first connecting piece and the second connecting piece are provided with U-shaped plates, clamping grooves are formed in two sides of the U-shaped plates, the first connecting pipe and the second connecting pipe are clamped in the clamping grooves in two sides of the U-shaped plates, the expanding heads of the first connecting pipe are clamped in one side, close to the inner part of the U-shaped plates, of the corresponding clamping grooves, and the two adjusting nuts of the second connecting pipe are respectively located on two sides of the corresponding clamping grooves.

5. The landing door apparatus with tensioning function according to claim 4, wherein the opening directions of the clamping grooves formed in two sides of the U-shaped plate face to the upper side of the U-shaped plate.

6. The landing door apparatus with tensioning function according to claim 5, wherein the width of the opening of the clamping groove is smaller than the width of the bottom of the clamping groove.

7. The landing door apparatus with tension function of claim 1, wherein the first connector is bolted to the bottom surface of the second rail.

8. The landing door apparatus with tensioning function according to claim 1, wherein the U-shaped plate of the first connecting member is connected to the bottom surface of the upper sill assembly by bolts.

9. The landing door apparatus with tensioning function according to claim 1, wherein the first connection pipe has two of the clamping grooves, and the second connection pipe has one of the clamping grooves.

10. The tension gate assembly of claim 1, wherein the first rail and the second rail each have a U-shaped configuration.