CN219078813U

CN219078813U - Ventilating fan for elevator car

Info

Publication number: CN219078813U
Application number: CN202320029069.1U
Authority: CN
Inventors: 权清鹏; 陈帅; 王创业; 封盛; 许琳然; 俞阳; 吴美净
Original assignee: China Construction Second Bureau Decoration Engineering Co Ltd
Current assignee: China Construction Second Bureau Decoration Engineering Co Ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-26
Anticipated expiration: 2033-01-06

Abstract

The application relates to a ventilation fan for elevator car relates to elevator ventilation field. The device comprises an elevator car main body, wherein a fixing plate is fixedly arranged on the upper side of an inner cavity of the elevator car main body, a mounting groove of the fixing plate is provided with a mounting plate, wedge-shaped clamping blocks are slidably connected in the inner cavities on two sides of the mounting plate, clamping grooves matched with the wedge-shaped clamping blocks are formed in two sides of the mounting groove of the fixing plate, and a ventilating fan is fixedly arranged at the bottom of the mounting plate. This application uses through the cooperation of wedge fixture block and draw-in groove for the ventilation fan can be installed in the inner chamber of elevator car main part, through the setting of threaded rod, makes wedge thread bush can extrude the wedge fixture block, makes then that the wedge fixture block contracts to the inner chamber of mounting panel, thereby makes the ventilation fan take out from the mounting groove of fixed plate, can reach the elevator car ventilation fan and install the also comparatively simple purpose of auxiliary structure when being convenient for install and dismantle.

Description

Ventilating fan for elevator car

Technical Field

The application relates to the field of elevator ventilation, in particular to a ventilation fan for an elevator car.

Background

The elevator is a permanent transportation device which is used for serving a plurality of specific floors in a building, wherein the elevator car runs on at least two rows of rigid rails which are perpendicular to a horizontal plane or have an inclination angle smaller than 15 degrees with a plumb line, the permanent transportation device also has steps, a tread board is arranged on a track for continuous running, commonly called an escalator or a moving walk, a fixed lifting device used for serving the specific floors, the vertical lifting elevator is provided with an elevator car, and the elevator car runs between at least two rows of rigid rails which are perpendicular or have an inclination angle smaller than 15 degrees, and a ventilation device is needed for ventilation because the elevator car is a closed space in the running process.

According to publication number (CN 207973374U): the utility model discloses an elevator ventilating fan convenient to detach and clean, which comprises an elevator, wherein a support is transversely arranged at the top of the elevator, a ventilating fan is arranged on the support, fixing blocks are arranged on the side walls of two sides of the ventilating fan, mounting grooves are formed in the side walls of the support, the fixing blocks are arranged in the mounting grooves in an inserting mode, the fixing blocks are of hollow structures, grooves are formed in the side walls of two sides of the fixing blocks, clamping blocks are arranged in the grooves, clamping grooves matched with the clamping blocks are formed in the side walls of the mounting grooves, a rotating rod is vertically arranged in the fixing blocks, penetrates through the side wall of the lower end of the fixing block, a first bevel gear is arranged at one end of the rotating rod in the fixing block, two threaded rods which are transversely arranged are connected with two inner walls of two sides of the fixing block in a rotating mode through rotating pieces, and the two threaded rods are respectively located on two sides of the rotating rod. The utility model can conveniently detach and clean the ventilating fan, and the ventilating fan can be conveniently and quickly detached, but the auxiliary structure for mounting is complex, so that the ventilating fan for the elevator car is required to be designed, and the auxiliary structure for mounting is simple while the ventilating fan is convenient to mount and detach.

Disclosure of Invention

In order to solve the technical problem in the prior art, the application provides a ventilation fan for an elevator car.

The application provides a ventilation fan for elevator car adopts following technical scheme: the utility model provides a ventilation fan for elevator car, elevator car body cavity's upside fixed mounting has the fixed plate, the mounting groove of fixed plate is provided with the mounting panel, the equal sliding connection of inner chamber of mounting panel both sides has wedge fixture block, the draw-in groove with wedge fixture block looks adaptation has all been seted up to the both sides of fixed plate mounting groove, the bottom fixed mounting of mounting panel has the ventilation fan, ventilation groove has all been seted up to the both sides of fixed plate bottom, ventilation groove's inner chamber bearing is connected with the threaded rod, the surface threaded connection of threaded rod has wedge thread bush, the spout with wedge thread bush looks adaptation has been seted up to the bottom of draw-in groove cavity, the draw-in groove is linked together with the spout, the top of two wedge thread bush opposite sides is laminated with the bottom of wedge fixture block mutually.

Through adopting above-mentioned technical scheme, through the cooperation use of wedge fixture block and draw-in groove for the ventilation fan can be installed in the inner chamber of elevator car main part, through the setting of threaded rod, makes wedge thread bush can extrude wedge fixture block, makes then that wedge fixture block contracts to the inner chamber of mounting panel, thereby makes the ventilation fan take out from the mounting groove of fixed plate, can reach the elevator car ventilation fan and install auxiliary structure also comparatively simple purpose when being convenient for install and dismantle.

Preferably, the mounting groove bottom width of the fixing plate is larger than the top width.

Through adopting above-mentioned technical scheme, through the setting that the mounting groove bottom width of fixed plate is greater than the top width for when installing the ventilating fan, when the installation from the fixed plate just promotes the mounting panel from lower supreme, make two wedge fixture blocks get into the inner chamber of mounting panel by the extrusion, when the mounting panel gets into the top of fixed plate, need not other devices ventilating fan can not be taken off.

Preferably, a plurality of through grooves are formed in the bottom of the mounting plate.

Preferably, the top and the bottom of the wedge-shaped clamping block are fixedly connected with limiting blocks, and the upper sides and the lower sides of the inner cavities at two sides of the mounting plate are provided with limiting blocks.

Through adopting above-mentioned technical scheme, through the cooperation use of spacing groove in wedge fixture block stopper and the mounting panel inner chamber, slide in the mounting panel inner chamber to wedge fixture block and play spacing effect, avoided wedge fixture block to break away from the inner chamber of mounting panel, improved the stability of wedge fixture block.

Preferably, one side of the wedge-shaped clamping block is welded with a spring, and the other end of the spring is welded with the inner wall of the mounting plate.

Through adopting above-mentioned technical scheme, through the setting of spring for when the mounting panel is installed from down supreme in the mounting groove of fixed plate, under the effect of spring resilience, make wedge fixture block and draw-in groove carry out the block.

Preferably, the two wedge thread sleeves are fixedly connected with guide blocks on one side opposite to each other, and guide grooves matched with the guide blocks are formed on one side opposite to each other of the two ventilation groove cavities.

Through adopting above-mentioned technical scheme, through the cooperation use of guide block and guide way, play spacing effect to wedge thread bush at the surface motion of threaded rod, improved the stability when wedge thread bush moves.

Preferably, both sides of the bottom of the ventilating fan are fixedly connected with pull rings.

Preferably, a plurality of ventilation holes are formed in the bottom of the inner cavity of the elevator car body.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the elevator cabin ventilation fan, the wedge-shaped clamping blocks and the clamping grooves are matched, so that the ventilation fan can be installed in the inner cavity of the elevator cabin body, the wedge-shaped threaded sleeve can squeeze the wedge-shaped clamping blocks through the arrangement of the threaded rods, then the wedge-shaped clamping blocks retract to the inner cavity of the mounting plate, and the ventilation fan can be taken out from the mounting grooves of the fixing plate, so that the purposes that the elevator cabin ventilation fan is convenient to install and detach and the auxiliary structure is simpler to install can be achieved.

2. According to the utility model, through the arrangement that the width of the bottom of the mounting groove of the fixing plate is larger than the width of the top, when the mounting plate is pushed from bottom to top only when the ventilating fan is mounted, the two wedge-shaped clamping blocks can be extruded into the inner cavity of the mounting plate, and when the mounting plate enters the top of the fixing plate, the ventilating fan cannot be taken down without other devices.

3. According to the utility model, through the cooperation of the wedge-shaped clamping block limiting block and the limiting groove in the inner cavity of the mounting plate, the wedge-shaped clamping block slides in the inner cavity of the mounting plate to realize the limiting effect, so that the wedge-shaped clamping block is prevented from being separated from the inner cavity of the mounting plate, and the stability of the wedge-shaped clamping block is improved.

4. According to the utility model, through the cooperation of the wedge-shaped clamping block limiting block and the limiting groove in the inner cavity of the mounting plate, the wedge-shaped clamping block slides in the inner cavity of the mounting plate to realize the limiting effect, so that the wedge-shaped clamping block is prevented from being separated from the inner cavity of the mounting plate, and the stability of the wedge-shaped clamping block is improved.

5. According to the utility model, through the cooperation of the guide block and the guide groove, the limit effect on the movement of the wedge-shaped thread bush on the surface of the threaded rod is achieved, and the stability of the wedge-shaped thread bush during movement is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to provide a further understanding of the application with regard to the other features, objects and advantages of the application. The drawings of the illustrative embodiments of the present application and their descriptions are for the purpose of illustrating the present application and are not to be construed as unduly limiting the present application. In the drawings:

fig. 1 is a schematic view showing a sectional front view of an elevator car body and a fixing plate according to the present utility model.

Fig. 2 is a schematic cross-sectional front view of the mounting plate of the present utility model.

Fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Reference numerals illustrate: 1. an elevator cage body; 2. a fixing plate; 3. a mounting plate; 4. wedge-shaped clamping blocks; 5. a clamping groove; 6. a ventilation fan; 7. a spring; 8. a ventilation groove; 9. a threaded rod; 10. a wedge thread bush; 11. a chute; 12. a guide block; 13. a guide groove; 14. a pull ring; 15. and (3) a vent hole.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The present application is described in further detail below in conjunction with figures 1-3.

Embodiment one:

in combination with fig. 1-3, the embodiment of the application discloses a ventilation fan for elevator car, including a ventilation fan for elevator car, fixed plate 2 is fixedly installed on the upside of the inner cavity of elevator car main body 1, the mounting groove of fixed plate 2 is provided with mounting plate 3, a plurality of through grooves are provided on the bottom of mounting plate 3, wedge-shaped fixture block 4 is all slidingly connected with the inner cavity of mounting plate 3 both sides, the top and bottom of wedge-shaped fixture block 4 are fixedly connected with limiting blocks, upper side and downside of inner cavity of mounting plate 3 both sides are all provided with limiting blocks, through the cooperation of limiting blocks of wedge-shaped fixture block 4 and limiting grooves in inner cavity of mounting plate 3, the effect of limiting wedge-shaped fixture block 4 sliding in inner cavity of mounting plate 3 is avoided, the stability of wedge-shaped fixture block 4 is improved, the clamping grooves 5 matched with wedge-shaped fixture block 4 are all provided on both sides of the mounting groove of fixed plate 2, the bottom of the mounting plate 3 is fixedly provided with a ventilating fan 6, one side of the wedge-shaped clamping block 4 is welded with a spring 7, the other end of the spring 7 is welded with the inner wall of the mounting plate 3, through the arrangement of the spring 7, when the mounting plate 3 is mounted in the mounting groove of the fixing plate 2 from bottom to top, under the action of resilience force of the spring 7, the wedge-shaped clamping block 4 is clamped with the clamping groove 5, both sides of the bottom of the fixing plate 2 are provided with ventilating grooves 8, an inner cavity bearing of the ventilating groove 8 is connected with a threaded rod 9, the surface of the threaded rod 9 is in threaded connection with a wedge-shaped threaded sleeve 10, the bottom of a cavity of the clamping groove 5 is provided with a chute 11 matched with the wedge-shaped threaded sleeve 10, the clamping groove 5 is communicated with the chute 11, the tops of the opposite sides of the two wedge-shaped threaded sleeves 10 are attached to the bottom of the wedge-shaped clamping block 4, one sides of the two wedge-shaped threaded sleeves 10 are fixedly connected with a guide block 12, the guide way 13 with guide block 12 looks adaptation has all been seted up to one side that two ventilation groove 8 cavitys are on the back mutually, and the cooperation of guide block 12 and guide way 13 is used, has played spacing effect to wedge thread bush 10 at the surface motion of threaded rod 9, has improved the stability when wedge thread bush 10 moves, and the equal fixedly connected with pull ring 14 in both sides of ventilation fan 6 bottom has seted up a plurality of ventilation holes 15 in the bottom of elevator car main part 1 inner chamber.

Embodiment two:

in combination with fig. 1, the bottom width of the mounting groove of the fixing plate 2 is larger than the top width, and the bottom width of the mounting groove of the fixing plate 2 is larger than the top width, so that when the mounting plate 3 is pushed from bottom to top from the mounting of the fixing plate 2 during the mounting of the ventilating fan 6, the two wedge-shaped clamping blocks 4 can be extruded into the inner cavity of the mounting plate 3, and when the mounting plate 3 enters the top of the fixing plate 2, the ventilating fan 6 cannot be taken down without other devices.

Working principle: when the elevator car is used, a user pushes the mounting plate 3 from bottom to top through the bottom of the mounting groove of the fixing plate 2, at the moment, the tops of the two wedge-shaped clamping blocks 4 are extruded by the inner wall of the mounting groove of the fixing plate 2 to perform relative movement, the springs 7 are compressed until the tops of the mounting plate 3 are attached to the tops of the inner cavities of the mounting groove of the fixing plate 2, at the moment, under the action of resilience force of the springs 7, the two wedge-shaped clamping blocks 4 are clamped with clamping grooves 5 on two sides of the mounting groove of the fixing plate 2, at the moment, the installation of the ventilating fan 6 is completed, and during operation, wind enters the inner cavities of the elevator car body 1 through the ventilation holes 15 and the through grooves on the bottom of the mounting plate 3 in sequence;

if need dismantle ventilation fan 6 when, only need rotate the threaded rod 9 of one side earlier for wedge thread bush 10 can extrude wedge fixture block 4's bottom at the surface upward movement of threaded rod 9 at the top of wedge thread bush 10 this moment, make wedge fixture block 4 retract to the mounting panel 3 inner chamber in a part, pull down the pull ring 14 of rotating threaded rod 9 one side this moment, can accomplish unilateral dismantlement, another side repeated operation can accomplish the dismantlement to ventilation fan 6, and this kind of installation auxiliary structure is comparatively simple, and also is convenient for install and dismantle.

To sum up: this ventilation fan for elevator car is used through the cooperation of wedge fixture block 4 and draw-in groove 5 for ventilation fan 6 can install the inner chamber at elevator car main part 1, through the setting of threaded rod 9, makes wedge thread bush 10 can extrude wedge fixture block 4, then makes wedge fixture block 4 retract to the inner chamber of mounting panel 3, thereby makes ventilation fan 6 take out from the mounting groove of fixed plate 2, can reach the installation auxiliary structure also comparatively simple purpose when the elevator car ventilation fan is convenient for install and dismantle.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a ventilation fan for elevator car, sets up in elevator car main part (1), its characterized in that: the elevator car is characterized in that a fixing plate (2) is fixedly arranged on the upper side of an inner cavity of the elevator car body (1), a mounting groove of the fixing plate (2) is provided with a mounting plate (3), wedge-shaped clamping blocks (4) are slidably connected in the inner cavities on two sides of the mounting plate (3), clamping grooves (5) matched with the wedge-shaped clamping blocks (4) are formed in the two sides of the mounting plate (2), a ventilating fan (6) is fixedly arranged at the bottom of the mounting plate (3), ventilating grooves (8) are formed in the two sides of the bottom of the fixing plate (2), threaded rods (9) are connected with inner cavity bearings of the ventilating grooves (8), wedge-shaped threaded sleeves (10) are connected with surface threads of the threaded rods (9), sliding grooves (11) matched with the wedge-shaped threaded sleeves (10) are formed in the bottom of the cavity of the clamping grooves (5), the clamping grooves (5) are communicated with the sliding grooves (11), and the tops of one side, opposite to the two wedge-shaped threaded sleeves (10) are attached to the bottom of the wedge-shaped clamping blocks (4).

2. The ventilation fan for an elevator car according to claim 1, wherein: the bottom width of the mounting groove of the fixing plate (2) is larger than the top width.

3. The ventilation fan for an elevator car according to claim 1, wherein: a plurality of through grooves are formed in the bottom of the mounting plate (3).

4. The ventilation fan for an elevator car according to claim 1, wherein: the top and the bottom of wedge fixture block (4) are all fixedly connected with stopper, the upside and the downside of mounting panel (3) both sides inner chamber all seted up with the stopper.

5. The ventilation fan for an elevator car according to claim 1, wherein: a spring (7) is welded on one side of the wedge-shaped clamping block (4), and the other end of the spring (7) is welded with the inner wall of the mounting plate (3).

6. The ventilation fan for an elevator car according to claim 1, wherein: the guide blocks (12) are fixedly connected to one sides of the two wedge-shaped threaded sleeves (10) which are opposite to each other, and guide grooves (13) matched with the guide blocks (12) are formed in one sides of the two ventilation grooves (8) which are opposite to each other.

7. The ventilation fan for an elevator car according to claim 1, wherein: both sides of ventilation fan (6) bottom all fixedly connected with pull ring (14).

8. The ventilation fan for an elevator car according to claim 1, wherein: a plurality of ventilation holes (15) are formed in the bottom of the inner cavity of the elevator car body (1).