CN116692643A - Light and thin high-strength sill - Google Patents

Abstract

The application discloses a light and thin high-strength sill, which comprises a sill main body and a sliding piece: a slideway is arranged on the upper end surface of the sill main body near the middle position; the sliding piece is arranged in the slideway in a sliding way, and the upper end surface of the sliding piece is fixedly connected with the elevator door; wherein, the slider includes slider and connecting plate: the sliding block is slidably arranged in the slide way; the lower end face of the connecting plate is fixedly connected with the upper end face of the sliding block, and the upper end face of the connecting plate is fixedly connected with the elevator door; the sill main body comprises a first part, a middle elastic part and a second part, wherein the side surface of the first part, the upper end surface of the middle elastic part and the other side surface of the second part form a slideway; the technical essential is, can avoid slider and slide collision, can effectual noise reduction to can effectually prolong the life of sill, can extract debris, thereby can effectively avoid debris to the interference of lift-cabin door operation, improve the smoothness nature that the lift-cabin door used, excellent in use effect has better application prospect.

Description

Light and thin high-strength sill

Technical Field

The application belongs to the field of elevator accessories, and particularly relates to a light and thin high-strength sill.

Background

An elevator refers to a permanent transport device serving a number of specific floors within a building with its car running in at least two columns of rigid rails running perpendicular to the horizontal or inclined at an angle of less than 15 ° to the plumb line.

There are also steps, where the tread is mounted on a track for continuous running, commonly known as an escalator or a travelator. A stationary lifting device serving a prescribed floor.

The vertical lift elevator has a car running between at least two rows of rigid guide rails that are vertical or have an incline angle of less than 15. The size and the structural form of the lift car are convenient for passengers to get in and out or load and unload cargoes. Traditionally, elevators have been known as vertical transportation means within a building, regardless of the manner in which they are driven.

There are many accessories in the elevator, and it needs many devices to assist the cooperation when using, and wherein it is more common to have the elevator sill that carries out spacing to the elevator door, guarantees elevator door operating stability.

The traditional elevator sill is of a strip-shaped structure with a slideway;

for example, chinese patent No. 102390776B discloses an elevator sill, in which the sill body, the first side arm, the second side arm, the first bottom bracket and the second bottom bracket are integrally provided, and the second bottom bracket has a reinforcing groove partially recessed upward, so that the strength of the sill is enhanced, the sill has an attractive and elegant appearance, and is truly practical, thereby solving the disadvantages of low strength, easy deformation and need for regular inspection and maintenance of the existing sill.

According to research, the elevator sill has certain defects when in use;

the elevator sill adopts the groove-shaped structure as the guide and limit elevator doors, and is influenced by gravity, friction, collision and other forces when in use, the elevator landing door and the elevator sill have certain deformation, the elevator landing door is blocked by the novel structure, a large amount of noise can be generated, the elevator sill can be directly selected and replaced at the moment, the required cost is relatively high, a certain time is required, the travel of people is seriously influenced, and the use requirement of people is not met;

the elevator sill adopts a groove-shaped structure as a guide and limit elevator doors, a large amount of sundries can enter the slide way through a gap between the elevator doors and the ground directly in the long-term use process, however, the lower end of the elevator door can completely shield the slide way due to the limited width of the slide way and thicker elevator doors, so that the sundries in the slide way can not be cleaned by normal washing, a large amount of sundries can be accumulated in the slide way when the elevator sill is used for a long time, the sundries are difficult to clean, the condition that the elevator doors are blocked easily occurs, and the use requirement of people is not met;

in summary, the conventional elevator sill has a large disadvantage in use, and cannot meet the use requirements of people, so that the elevator sill is invented.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the application provides a light and thin high-strength sill, which can solve the technical problems by adopting the following technical scheme:

a light and thin high-strength sill, comprising a sill body and a slider:

a slideway is arranged on the upper end surface of the sill main body near the middle position;

the sliding piece is arranged in the slideway in a sliding way, and the upper end surface of the sliding piece is fixedly connected with the elevator door;

wherein, the slider includes slider and connecting plate:

the sliding block is slidably arranged in the slide way;

the lower end face of the connecting plate is fixedly connected with the upper end face of the sliding block, and the upper end face of the connecting plate is fixedly connected with the elevator door;

the sill main body comprises a first part, a middle elastic part and a second part, wherein the side surface of the first part, the upper end surface of the middle elastic part and the other side surface of the second part form a slideway.

The application discloses a light and thin high-strength sill, wherein a slide way on a sill main body is composed of a side face of a first part, an upper end face of a middle elastic part and the other side face of a second part, the first part and the second part are supported by the middle elastic part, so that a certain adjusting range is formed between the first part and the second part, the distance between the first part and the second part can be finely adjusted when the sill is used for a long time, the slide block and the slide way can be prevented from being collided, noise can be effectively reduced, and the service life of the sill can be effectively prolonged.

Preferably, the middle elastic part adopts an elastic strip, and the end surface of the elastic strip is arc-shaped.

The end face of the elastic strip is arc-shaped, and the distance between the first part and the second part can be changed by changing the pressure applied to the elastic strip.

Preferably, the side of the first part and the other side of the second part are close to the lower end and are provided with bar grooves, the two side surfaces of the elastic bar are integrally formed with limit bars, the limit bars are inserted into the bar grooves, and the upper end surfaces of the elastic bars are provided with a plurality of groups of bolt hole sites at equal intervals.

The limit strips are inserted into the strip-shaped grooves and fixed by friction force after being inserted, so that the limit strips cannot be loosened randomly.

The first part, the second part and the middle elastic part adopt split designs, and the installation of the sliding block can be facilitated during the installation.

When the elastic strip is used, the bolts are installed in the bolt hole sites on the elastic strip, when the elastic strip is used, the bolts are screwed, the bolts move downwards, the upper end faces of the elastic strip can be extruded, the elastic strip is deformed, the elastic strip can push the first part and the second part to move to the side faces, and therefore the distance between the first part and the second part can be changed.

Preferably, the side surface of the first part and the other side surface of the second part are uniformly and integrally formed with a limiting blocking strip, and the limiting blocking strip is positioned above the sliding block.

The setting of limit stop bar can be followed the top and exerted force, can effectually avoid lift-cabin door and slide to break away from, its effect to long-term spacing.

Preferably, a plurality of groups of arc-shaped bulges are fixedly arranged on the outer surface of the sliding block, and the bulges are attached to the inner side wall of the slideway.

The arrangement of the protrusions can reduce friction.

The application discloses a light and thin high-strength sill, wherein a limited blocking strip is uniformly formed on the side surface of a first part and the other side surface of a second part, the limiting blocking strip is positioned above a sliding block, the limiting blocking strip is adopted to further extend the upper part of the sliding block, a better supporting effect can be achieved, the sliding block and a sliding way are effectively prevented from being separated when a door is deformed due to impact, the use effect is good, and the use prospect is good.

Preferably, the inside of No. two parts has seted up the cavity that is used for storing debris, a plurality of groups of openings have been seted up on No. two parts's the another side, and a plurality of groups the opening equidistant setting, the cavity passes through opening and cavity intercommunication.

The cavity can hold certain debris, can reduce the influence of debris to the slider motion.

Preferably, the front end face and the rear end face of the sliding block are both provided with pushing blocks, and the pushing blocks are obliquely arranged away from one end face of the sliding block.

The pushing block is obliquely arranged, sundries in the slideway can be shoveled, so that the sundries are separated from the inner wall of the slideway, and meanwhile, the inclined surface of the pushing block can guide the sundries to move, so that the sundries move into the cavity.

Preferably, the guide blocks are fixedly arranged on the other side surface of the second part, the number of the guide blocks is a plurality of groups, and the guide blocks of the plurality of groups are arranged on the other side surface of the second part at equal intervals.

The guide block and the pushing block are mutually matched and combined, so that most sundries can fall into the cavity through the opening, sundries in the slideway are effectively reduced, and the movement of the sliding block is more stable and smooth.

Preferably, a through hole is formed in the position, close to the front end, of the upper end face of the second portion, and the lower end of the through hole is communicated with the inside of the cavity.

The setting of opening can make things convenient for it to be connected with the dust absorption setting, can directly take out the debris that the cavity is inside to be stored through the opening, realizes clear effect.

The application discloses a light and thin high-strength sill, which is characterized in that a cavity is recorded, the cavity is communicated with a slideway, and a pushing block is arranged on a sliding block, so that most sundries can be scraped off and pushed into the cavity by the sliding block when the sliding block operates, and the sundries can be pulled out by matching with the arrangement of a through opening, so that the interference of the sundries on the operation of an elevator door can be effectively avoided, the use smoothness of the elevator door is improved, and the elevator door has good use prospect.

Preferably, the other side surface of the first part and the side surface of the second part are integrally formed with a reinforcing strip, and the reinforcing strip is bent away from the middle elastic part.

The quantity of strengthening strip is the multiunit, can effectually increase the intensity of sill, and its strengthening strip crooked setting can inject the position of No. one portion and No. two portions, excessively extrudees middle elastic part when avoiding its atress to take place deformation.

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

the application discloses a light and thin high-strength sill, wherein a slide rail on a sill main body is composed of a side face of a first part, an upper end face of a middle elastic part and the other side face of a second part, the first part and the second part are supported by the middle elastic part, so that a certain adjusting range is formed between the first part and the second part, the distance between the first part and the second part can be finely adjusted during long-term use, the slide block and the slide rail can be prevented from being collided, noise can be effectively reduced, and the service life of the sill can be effectively prolonged.

Secondly, the application discloses a light and thin high-strength sill, wherein the side surface of the first part and the other side surface of the second part are uniformly and integrally formed with a limited blocking strip, the limiting blocking strip is positioned above the sliding block, and the limiting blocking strip is adopted to further extend the upper part of the sliding block, so that a better supporting effect can be achieved, the sliding block and the sliding way are effectively prevented from being separated when the door is deformed due to collision, the use effect is good, and the use prospect is good.

The application discloses a light and thin high-strength sill, which is characterized in that a cavity is recorded, the cavity is communicated with a slideway, and a pushing block is arranged on a sliding block, so that most sundries can be scraped off and pushed into the cavity when the sliding block operates, and the sundries can be pulled out by matching with the arrangement of a through opening, so that the interference of the sundries on the operation of an elevator door can be effectively avoided, the use smoothness of the elevator door is improved, and the elevator door has a good use prospect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present application;

FIG. 2 is a partial block diagram of the present application;

FIG. 3 is a partial construction view of a sill body according to the present application;

FIG. 4 is a partial view of the structure of the sill body at other angles in accordance with the present application;

FIG. 5 is a partial construction diagram of a second portion in the present application;

FIG. 6 is a partial block diagram of a slider according to the present application;

FIG. 7 is a partial block diagram of an intermediate spring portion in accordance with the present application;

FIG. 8 is a partial installation block diagram of the present application;

fig. 9 is an end configuration view of the intermediate elastic portion in the present application.

Reference numerals: 1. a sill main body; 2. a slideway; 3. a slide block; 4. a connecting plate; 5. a cavity; 6. an opening; 7. a pushing block; 8. a guide block; 9. a through port; 10. an elastic strip; 11. a bar-shaped groove; 12. a limit bar; 13. bolt hole sites; 14. reinforcing strips; 15. a protrusion.

Detailed Description

The embodiment of the application solves the problems that the prior elevator sill adopts a groove-shaped structure as a guide and limit elevator doors, and is influenced by gravity, friction, collision and other forces when in use, the elevator landing doors and the elevator sill are both subjected to certain deformation, the novel elevator door is blocked, a large amount of noise is generated, the elevator landing sill is usually selected and replaced, the cost is relatively high, a certain time is required, the trip defect of personnel is seriously influenced, and the prior elevator sill adopts the groove-shaped structure as the guide and limit elevator door, a large amount of sundries penetrate through the gaps between the elevator door and the ground and enter the slide way in the long-term use process, however, due to the limited width of the slide way, the lower end of the elevator door is thicker, the slide way cannot be cleaned normally, a large amount of sundries are accumulated in the slide way after long-term use, and the sundries are difficult to clean due to the difficulty of the elevator landing door;

the slide way on the sill main body in the light and thin high-strength sill is composed of the side face of the first part, the upper end face of the middle elastic part and the other side face of the second part, the middle elastic part is adopted between the first part and the second part to support the first part and the second part, a certain adjusting range is reserved between the first part and the second part, the distance between the first part and the second part can be finely adjusted when the light and thin high-strength sill is used for a long time, so that the sliding block and the slide way can be prevented from colliding, noise can be effectively reduced, the service life of the sill can be effectively prolonged, the problem that an elevator door is easy to be blocked in opening and closing can generate a large amount of noise can be effectively solved;

the application discloses a light and thin high-strength sill, which records a cavity, the cavity is communicated with a slideway, and a pushing block is arranged on a sliding block, so that most sundries can be scraped off and pushed into the cavity by the sliding block when the sliding block operates, and the sundries can be pulled out by matching with the arrangement of a through opening, so that the interference of the sundries on the operation of an elevator door can be effectively avoided, the use smoothness of the elevator door is improved, the use prospect is good, and the defect that the sundries are difficult to clean and the elevator door is easy to clamp can be overcome.

Example 1:

a light and thin type high strength sill, as shown in fig. 1 to 7, comprises a sill main body 1 and a slider:

a slide way 2 is arranged on the upper end surface of the sill main body 1 near the middle position and is used for guiding the movement of the elevator door; the sliding piece is slidably arranged in the slideway 2, and the upper end surface of the sliding piece is fixedly connected with the elevator door; the slider comprises a slider 3 and a connecting plate 4: the sliding block 3 is slidably arranged in the slide way 2, the matching of the sliding block 3 and the slide way 2 is of a conventional common structure, the guiding effect is good, and the sliding block can be used for a long time; the lower end face of the connecting plate 4 is fixedly connected with the upper end face of the sliding block 3, the upper end face of the connecting plate 4 is fixedly connected with the elevator door, and the connecting plate 4 is connected with the inside of the elevator door, so that the fixing effect is good and the elevator door cannot be loosened easily; the sill main body 1 comprises a first part, a middle elastic part and a second part, wherein the side surface of the first part, the upper end surface of the middle elastic part and the other side surface of the second part form a slideway 2.

The side section of No. two portions and the opposite side terminal surface of No. one portion are close to the upper end position and can also slope the setting, and the blocking can not appear in the case of adopting the slope setting, and the result of use is better.

If the side section of the second part and the end face of the other side of the first part are close to the upper end, a groove is formed in the installation process, so that the upper end faces of the second part and the first part are flush with the ground, blocking cannot occur under the condition, and the use effect is better.

The application discloses a light and thin high-strength sill, wherein a slide way 2 on a sill main body 1 is composed of a side face of a first part, an upper end face of a middle elastic part and the other side face of a second part, the first part and the second part are supported by the middle elastic part, so that a certain adjusting range is formed between the first part and the second part, the distance between the first part and the second part can be finely adjusted during long-term use, the slide block 3 and the slide way 2 can be prevented from being collided, noise can be effectively reduced, and the service life of the sill can be effectively prolonged.

Dividing the sill main body 1 into a first part, a middle elastic part and a second part, wherein the weight and the volume of each part are smaller than those of the existing sill, so that each part is lighter and thinner, and the carrying can be facilitated.

Example 2:

on the basis of embodiment 1, as shown in fig. 1 to 8, this embodiment is a structure of an intermediate elastic portion;

the middle elastic part adopts an elastic strip 10, the end surface of the elastic strip 10 is arc-shaped, the elastic strip 10 adopts a metal material, and the deformation of the elastic strip can be expanded to two sides.

The end surface of the elastic strip 10 is arc-shaped, and the distance between the first part and the second part can be changed by changing the pressure applied to the elastic strip 10.

The side of the first part and the other side of the second part close to the lower end are provided with bar grooves 11, two side surfaces of the elastic bar 10 are integrally formed with limit bars 12, the limit bars 12 are inserted into the bar grooves 11, and the upper end surface of the elastic bar 10 is provided with a plurality of groups of bolt hole sites 13 at equal intervals.

The limiting strip 12 is inserted into the strip-shaped groove 11, and the limiting strip 12 is fixed by friction force after being inserted into the strip-shaped groove 11, so that the limiting strip cannot be loosened randomly in a normal use state.

The first part, the second part and the middle elastic part adopt split designs, and the installation of the sliding block 3 can be facilitated during the installation.

When the elastic strip is used, the bolts are installed in the bolt hole sites 13 on the elastic strip 10, when the elastic strip is used, the bolts are screwed, the bolts move downwards, the upper end faces of the elastic strip 10 can be extruded, the elastic strip 10 is deformed, the first part and the second part can be pushed to move to the side faces, and therefore the distance between the first part and the second part can be changed.

The quantity of bolt hole sites 13 is the multiunit, and when the part takes place deformation with No. two parts in a local place, can twist the installation bolt in the bolt hole sites 13 on the elastic strip 10 that the position corresponds that takes place deformation with No. two parts, carries out suitable regulation, can finely tune the supporting force of this department middle elastic part to part No. one and No. two to play the effect of improvement.

Example 3:

on the basis of embodiment 2, as shown in fig. 1 to 9, this embodiment is a structure of a limit bar 12;

as shown in fig. 9, the shape of the limit bar 12 is various, and the structure of the first limit bar 12 in fig. 9 is adopted, and the limit bar 12 is the most common and commonly used structure, and when in use, the limit bar 12 is directly inserted into the bar groove 11 to be used;

as shown in fig. 9, the structure of the second limit bar 12 in fig. 9 is adopted, when in use, the limit bar 12 is directly inserted into the bar-shaped groove 11 in a side-by-side manner, and the area of the end face is smaller, so that the plug-in connection is more convenient compared with the first structure when in use.

As shown in fig. 9, with the structure of the third stop bar 12 in fig. 9, when the structure is adopted, the bar groove 11 is arranged corresponding to the structure of the stop bar 12, when in use, the stop bar 12 must be inserted into the bar groove 11 from the end, after the insertion, the stop bar 12 is limited, the first part, the middle elastic part and the second part are combined to form a whole, and the stress cannot be easily separated.

As shown in fig. 9, when the structure of the fourth limit bar 12 in fig. 9 is adopted, the bar-shaped groove 11 is arranged corresponding to the structure of the limit bar 12, the limit bar 12 must be inserted into the bar-shaped groove 11 from the end part during use, the inserted limit bar 12 is limited, the first part, the middle elastic part and the second part are combined to form a whole, the stress cannot be easily separated, the contact area is wider compared with the third structure, and the connecting effect is better.

Example 4:

on the basis of embodiment 3, as shown in fig. 1 to 8, the present embodiment is a partial structure of a first portion and a second portion;

the side surface of the first part and the other side surface of the second part are uniformly and integrally formed with a limited blocking strip, and the limiting blocking strip is positioned above the sliding block 3.

The setting of limit stop bar can be followed the top and exerted force, can be limited the position of slider 3, can effectually avoid lift-cabin door and slide 2 to break away from, and limit stop bar can reach the effect of long-term spacing, and life is longer, excellent in use effect.

The slide way 2 supports from the side direction, when using, the upper and lower ends of slider 3 are not with spacing lower terminal surface and the up end contact of middle elastic component that blocks the strip, but lift-cabin door atress takes place tiny deformation back connecting plate 4 will with spacing blocking the strip contact, spacing blocking strip just plays the effect that supports and spacing this moment, can avoid slider 3 to break away from in the slide way 2, and the deformation of lift-cabin door can be reduced to the supporting effect, prolongs the life of lift-cabin door, excellent in use effect.

The end face of the limit stop strip facing the middle elastic part is arc-shaped, and the contact can be reduced when the limit stop strip contacts with the connecting plate 4, so that the elevator door moves more smoothly, noise can not be generated during movement, and the use effect is good.

The outer surface of the sliding block 3 is fixedly provided with a plurality of groups of arc-shaped bulges 15, and the bulges 15 are attached to the inner side wall of the slideway 2.

The protruding 15 is arranged, the protruding 15 is hemispherical, when the protruding 15 is attached to the inner side wall of the slideway 2, the attaching position is a point, the attaching area is very small, and the friction force can be reduced, so that the movement of the sliding block 3 is smoother.

The application discloses a light and thin high-strength sill, wherein a limited blocking strip is uniformly formed on the side surface of a first part and the other side surface of a second part, the limiting blocking strip is positioned above a sliding block 3, and the limiting blocking strip is adopted to further extend the upper part of the sliding block 3, so that a better supporting effect can be achieved, the sliding block 3 and a sliding way 2 can be effectively prevented from being separated when a door is deformed due to impact, the use effect is good, and the use prospect is good.

Example 5:

on the basis of embodiment 4, as shown in fig. 1 to 8, the present embodiment is a structure of a second portion;

the inside of No. two parts has offered the cavity 5 that is used for storing debris, has offered a plurality of groups of openings 6 on the another side of No. two parts, and a plurality of groups of openings 6 equidistant setting, cavity 5 communicates with cavity 5 through opening 6.

As the width of the slide way 2 is limited and the elevator door is thicker, the lower end of the elevator door can completely shield the slide way 2, so that impurities in the slide way 2 cannot be cleaned by normal brushing, a large amount of impurities can be accumulated in the slide way 2 after long-term use, the impurities are difficult to clean, and the situation that the elevator door is blocked easily occurs.

When a hard object exists in the slide way 2, if the existing elevator sill is adopted, the slide block 3 is stressed when being contacted with the hard object, the slide block can shake violently, and the slide block 3 is easy to derail or deform in the long-term past.

In this patent, the structure of record is different, in this patent, slider 3 can be prior to debris contact at the in-process of operation, can be directly under the hard thing shovel when touching hard thing, through guide block 8 and the cooperation of push block 7, can be with the inside of the quick guide of the hard thing to cavity 5 under the shovel to can reduce the contact of hard thing and slider 3, thereby can improve the stability of slider 3 operation, thereby can prolong the life of slider 3, also greatly reduced the fault rate of lift-cabin door operation.

In use, debris in the chute 2 will move through the opening 6 into the cavity 5, thereby reducing the amount of debris in the chute 2.

The cavity 5 can accommodate certain sundries and reduce the influence of the sundries on the movement of the sliding block 3.

The front end face and the rear end face of the sliding block 3 are both provided with a push block 7, and the push block 7 is obliquely arranged away from one end face of the sliding block 3.

The pushing block 7 is obliquely arranged, and can scoop sundries in the slideway 2, so that the sundries are separated from the inner wall of the slideway 2, and meanwhile, the inclined surface of the pushing block can guide the sundries to move, so that the sundries move into the cavity 5.

The other side of the second part is fixedly provided with guide blocks 8, the outer surfaces of the guide blocks 8 are obliquely arranged, the number of the guide blocks 8 is a plurality of groups, and the guide blocks 8 of the plurality of groups are equidistantly arranged on the other side of the second part.

The guide block 8 and the push block 7 are matched with each other, and the guide block 8 and the push block 7 are combined, so that most sundries can fall into the cavity 5 through the opening 6, sundries in the slideway 2 are effectively reduced, and the movement of the sliding block 3 is more stable and smooth.

The upper end face of the second part is provided with a through hole 9 near the front end, and the lower end of the through hole 9 is communicated with the inside of the cavity 5.

During the use, the through-hole 9 department can install the rubber stopper, opens when clean, and the rubber stopper is on when not clean, can effectively avoid debris to fall into the inside of cavity 5, excellent in use effect.

The setting of opening 9 can make things convenient for it to be connected with the dust absorption setting, can directly take out the debris that the cavity 5 is inside to be stored through opening 9, realizes clear effect.

For example, the existing dust collector can be adopted, the pipeline of the dust collector is aligned to the through hole 9, and sundries can be pulled out by the suction force generated by the dust collector, so that the use effect is good.

The application discloses a light and thin high-strength sill, which is characterized in that a cavity 5 is recorded, the cavity 5 is communicated with a slide way 2, and a pushing block 7 is arranged on a sliding block 3, so that most sundries can be scraped off and pushed into the cavity 5 when the sliding block 3 operates, and the sundries can be pulled out by matching with the arrangement of a through hole 9, so that the interference of the sundries on the operation of an elevator door can be effectively avoided, the use smoothness of the elevator door is improved, and the elevator door has good use prospect.

The other side surface of the first part and the side surface of the second part are integrally formed with a reinforcing strip 14, and the reinforcing strip 14 is bent away from the middle elastic part.

The reinforcing strip 14 adopts the material of high strength, and the reinforcing strip 14 mainly plays the effect of supporting, and the setting of reinforcing strip 14 can effectual increase intensity, the deformation of elevator sill when reducing the use.

The curved portion of the reinforcing strip 14 is bonded to concrete or other material which provides an outward force to avoid excessive extrusion of the middle resilient portion between the first and second portions, thereby effectively extending the useful life of the middle resilient portion.

For example, the reinforcing strips 14 can be made of alloy materials or carbon fiber materials, and when the carbon fiber materials are adopted, the reinforcing strips are lighter and thinner, the overall weight is lighter, the reinforcing strips can be conveniently carried by workers, the service life is longer, and the use effect is good.

The quantity of the reinforcing strips 14 is multiple groups, so that the strength of the sill can be effectively increased, the reinforcing strips 14 are bent, the positions of the first part and the second part can be limited, and the middle elastic part is prevented from being excessively extruded when the middle elastic part is deformed under the stress of the middle elastic part.

It should be noted that, when the light and thin high-strength sill is used, the sill is installed as shown in fig. 8, if the connecting plate 4, the slideway 2 and the elevator door are deformed in the use process, at the moment, the contact stress of the bulge 15 and the side wall of the slideway 2 is too large in the movement process of the sliding block 3, unsmooth opening and closing of the door and huge noise can occur, at the moment, a worker can detach the connecting plate 4, adjust the position of the sliding block 3 and then rotate the bolt, so that the lower end surface of the bolt presses the upper end surface of the elastic strip 10, the elastic strip 10 deforms, the deformation of the elastic strip 10 can push the first part and the second part to move to the two sides, and therefore the distance between the first part and the second part is increased, at the moment, the bulge 15 and the side wall of the slideway 2 are just contacted in the movement process of the sliding block 3, the unsmooth opening and closing of the door can not occur, then the connecting plate 4 is installed, new parts are not needed in the whole process, the whole maintenance time is relatively short, and the whole maintenance time is relatively low, and the use effect is good.

Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present application and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present application.

Claims (10)

1. A light and thin high strength sill, comprising:

a slide way (2) is arranged on the upper end surface of the sill main body (1) close to the middle position;

the sliding piece is slidably arranged in the slideway (2), and the upper end surface of the sliding piece is fixedly connected with the elevator door;

wherein the slider comprises:

a slide block (3) which is slidably mounted inside the slide way (2);

the lower end surface of the connecting plate (4) is fixedly connected with the upper end surface of the sliding block (3), and the upper end surface of the connecting plate is fixedly connected with the elevator door;

the sill main body (1) comprises a first part, a middle elastic part and a second part, wherein the side surface of the first part, the upper end surface of the middle elastic part and the other side surface of the second part form a slideway (2).

2. The light and thin high-strength sill of claim 1 wherein: the middle elastic part adopts an elastic strip (10), and the end surface of the elastic strip (10) is arc-shaped.

3. The light and thin high-strength sill of claim 2 wherein: the side of No. one portion and the another side of No. two portions are close to the lower extreme position and all have been seted up bar groove (11), the both sides face of elastic strip (10) all integrated into one piece has spacing (12), spacing (12) are pegged graft in bar groove (11), a plurality of bolt hole sites (13) of group have been seted up to the up end equidistant of elastic strip (10).

4. The light and thin type high strength sill as claimed in claim 3, wherein: the side of the first part and the other side of the second part are uniformly and integrally formed with limiting blocking strips, and the limiting blocking strips are positioned above the sliding block (3).

5. The light and thin high-strength sill of claim 4 wherein: the outer surface of the sliding block (3) is fixedly provided with a plurality of groups of arc-shaped bulges (15), and the bulges (15) are attached to the inner side wall of the slideway (2).

6. The light and thin high-strength sill of claim 5 wherein: the utility model discloses a solar cell module, including two parts, a cavity (5) that is used for storing debris has been seted up to the inside of No. two parts, a plurality of groups opening (6) have been seted up on the another side of No. two parts, a plurality of groups opening (6) equidistant setting, cavity (5) are through opening (6) and cavity (5) intercommunication.

7. The light and thin high-strength sill of claim 6 wherein: the front end face and the rear end face of the sliding block (3) are both provided with pushing blocks (7), and one end face, far away from the sliding block (3), of each pushing block (7) is obliquely arranged.

8. The light and thin high-strength sill of claim 7 wherein: the guide blocks (8) are fixedly arranged on the other side face of the second portion, the number of the guide blocks (8) is a plurality of groups, and the guide blocks (8) of the plurality of groups are arranged on the other side face of the second portion at equal intervals.

9. The light and thin high-strength sill of claim 8 wherein: the upper end face of the second part is close to the front end, a through hole (9) is formed in the upper end face of the second part, and the lower end of the through hole (9) is communicated with the inside of the cavity (5).

10. The light and thin high-strength sill of claim 9 wherein: the other side surface of the first part and the side surface of the second part are integrally formed with reinforcing strips (14), and the reinforcing strips (14) are bent away from the middle elastic part.