CN108059072B

CN108059072B - Escalator tensioning device

Info

Publication number: CN108059072B
Application number: CN201711440122.2A
Authority: CN
Inventors: 李涛; 郑巧龙; 张煜
Original assignee: Jiangsu Juli Intelligent Machinery Corp ltd
Current assignee: Jiangsu Juli Intelligent Machinery Corp ltd
Priority date: 2017-12-27
Filing date: 2017-12-27
Publication date: 2023-04-28
Anticipated expiration: 2037-12-27
Also published as: CN108059072A

Abstract

The invention discloses an escalator tensioning device which comprises a belt, wherein a fixing frame is fixedly arranged at the bottom end of the belt, rollers are arranged on the inner side of the fixing frame, a first lifting rod is fixedly arranged at the bottom end of the fixing frame, and a cross rod is fixedly arranged at one side of the first lifting rod. This automatic staircase rises tight device can be through setting up the buffering backing plate at the lower extreme of every lifting rod and can reduce the harm that lifting rod produced to its bullet pole under when descending, and can make a connecting rod and No. two connecting rods form a telescopic link jointly through setting up the support elastic rod in No. two connecting rods, can be in the tight pressure that subtracts the bullet pole that rises, have the guard action equally to the bullet pole, can seal the device through setting up the diaphragm, can slow down the speed that its internals are corroded, when needs circulate with the air of outside, through opening the breather pipe can, can make the device can not break down when transverse stress through setting up the arbor wheel.

Description

Escalator tensioning device

Technical Field

The invention relates to the field of material conveying, in particular to an escalator tensioning device.

Background

With the development of society, elevators have become very common today, and in particular escalators have been widely used. In order to enable the escalator to normally and safely operate, a tensioning device is generally required, the existing escalator tensioning device has some defects when in use, the protection of a core part spring rod in the device is insufficient, parts in the device are easy to corrode, the service life is not long, and the transverse force is not perfectly processed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides an escalator tensioning device, which can reduce damage to a spring rod below each lifting rod when the lifting rod descends by arranging a buffer backing plate at the lower end of each lifting rod, can jointly form a telescopic rod by arranging a supporting elastic rod in a second connecting rod, can lighten the pressure of the spring rod during tensioning, has a protective effect on the spring rod, can seal the device by arranging a transverse plate, can slow down the corrosion rate of internal parts of the device, and can prevent the device from faults when the device is transversely stressed by arranging a shaft wheel by opening a vent pipe when the device needs to circulate with outside air.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an escalator tensioning device, includes the belt, the bottom fixed mounting of belt has the mount, the inboard of mount is equipped with the running roller, the bottom fixed mounting of mount has a lift pole, one side fixed mounting of a lift pole has the horizontal pole, one side fixed mounting of horizontal pole has No. two lift poles, and one side fixed mounting of No. two lift poles has No. three lift poles, fixed mounting has a bracing piece and No. two bracing pieces between mount and the horizontal pole, the bottom of No. one lift pole, no. two lift poles and No. three lift poles is all fixed mounting has the buffer backing plate, the bottom fixed mounting of buffer backing plate has No. one bullet pole, one side fixed mounting of keeping away from No. one bullet pole of buffer backing plate has No. two bullet poles, one side fixed mounting of No. two bullet poles has No. three bullet poles, no. one bullet pole, no. two bullet poles and No. three bullet poles's bottom all are equipped with a connecting rod, the lower extreme fixed mounting of connecting rod No. two has No. two connecting rods, no. two connecting rods's inside bottom fixed mounting has the fixed block, and the upper end of fixed block is equipped with the support elastic rod, no. two connecting rods's bottom fixed mounting has a truss, fixed mounting has the diaphragm between belt and the truss, the diaphragm runs through and is provided with a breather pipe, the diaphragm runs through the below fixed mounting of a breather pipe that sets up No. two breather pipes, and No. two breather pipe's below fixed mounting has No. three breather pipes, the surface of truss is equipped with the mounting hole, one side fixed mounting of truss has a connecting axle, one end of connecting axle is equipped with a folding axle, one end of a folding axle is equipped with a arbor wheel, one end of arbor wheel is equipped with No. two folding axles, and No. two folding shaft's one end is equipped with No. two arbor wheels, no. two arbor wheels's one end is equipped with No. three folding shaft, no. three folding shaft's one end fixed mounting has No. two connecting axles, no. two truss's one end fixed mounting has No. two truss.

Preferably, the number of the rollers is a plurality of groups, the rollers are distributed in an equidistant straight line, and the rollers are aluminum alloy members.

Preferably, the specification of the first lifting rod, the second lifting rod and the third lifting rod is completely the same, and the outer surfaces of the first lifting rod, the second lifting rod and the third lifting rod are coated with anti-corrosion coatings.

Preferably, the first support rod and the second support rod are respectively provided with a bearing and a shaft rod, and the first support rod, the second support rod and the cross rod are ninety degrees included angles.

Preferably, the outer surfaces of the first spring rod, the second spring rod and the third spring rod are respectively provided with an annular spring, and the first spring rod, the second spring rod and the third spring rod are rubber material members.

Preferably, the first vent pipe, the second vent pipe and the third vent pipe are composed of connecting pipelines and pipe sleeves, the number of the pipe sleeves is two, and the sizes of the pipe sleeves are different.

Preferably, the number of the mounting holes is a plurality of groups, the mounting holes are arranged in an array, and the inner walls of the mounting holes are coated with the wear-resistant coating.

Preferably, the number of the first shaft wheel and the second shaft wheel is six, the first folding shaft is movably connected with the second folding shaft through the first shaft wheel, and the second folding shaft is movably connected with the third folding shaft through the second shaft wheel.

Preferably, the first truss and the second truss are respectively formed by combining a plurality of fixed connecting rods, and the upper ends of the first truss and the second truss are respectively provided with a nut member.

(III) beneficial effects

The invention provides an escalator tensioning device, which has the following beneficial effects:

(1) According to the escalator tensioning device, the buffer backing plates are arranged at the lower ends of the lifting rods, when the lifting rods descend, the buffer backing plates can absorb impact force generated during descending, and damage to the elastic rods below the lifting rods during descending of the lifting rods can be reduced.

(2) The escalator tensioning device is characterized in that the first connecting rod and the second connecting rod are connected together through the supporting elastic rod, so that the first connecting rod and the second connecting rod are combined into a telescopic rod, and the first connecting rod can be pressed when the elastic rod descends. And then the connecting rod can press and support the elastic rod and make it flexible, and then can make a connecting rod can freely remove in the connecting rod No. two to alleviate the flexible pressure of elastic rod when rising tightly.

(3) The escalator tensioning device can be sealed by arranging the transverse plates, so that the corrosion rate of parts in the escalator tensioning device by air can be reduced, and when the escalator tensioning device needs to be circulated with the air outside at some time, the ventilating pipe is only required to be opened.

(4) When the escalator tensioning device receives transverse force, the first folding shaft, the second folding shaft and the third folding shaft can move under the action of the first shaft wheel and the second shaft wheel, so that the transverse force can be released, and the escalator tensioning device has a protection effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a partial schematic view of the present invention;

FIG. 3 is an enlarged view of A of the present invention;

fig. 4 is an enlarged view of B of the present invention.

Fig. 5 is a view of a truss of the invention.

Fig. 6 is an enlarged view of the invention C.

In the figure: the belt conveyor comprises a belt, a 2 fixing frame, a 3 roller, a 4 first lifting rod, a 5 second lifting rod, a 6 third lifting rod, a 7 cross rod, a 8 first supporting rod, a 9 second supporting rod, a 10 buffer backing plate, a 11 first elastic rod, a 12 second elastic rod, a 13 third elastic rod, a 14 first connecting rod, a 15 second connecting rod, a 16 supporting elastic rod, a 17 fixing block, a 18 transverse plate, a 19 first ventilation pipe, a 20 second ventilation pipe, a 21 third ventilation pipe, a 22 first truss, a 23 mounting hole, a 24 first connecting shaft, a 25 first folding shaft, a 26 first shaft wheel, a 27 second folding shaft, a 28 second shaft wheel, a 29, a third folding shaft, a 30, a second connecting shaft, a 31 and a second truss.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-6, the present invention provides a technical solution: an escalator tensioning device comprises a belt 1, a fixing frame 2 is fixedly arranged at the bottom end of the belt 1, a roller 3 is arranged on the inner side of the fixing frame 2, a first lifting rod 4 is fixedly arranged at the bottom end of the fixing frame 2, a cross rod 7 is fixedly arranged at one side of the first lifting rod 4, a second lifting rod 5 is fixedly arranged at one side of the cross rod 7, a third lifting rod 6 is fixedly arranged at one side of the second lifting rod 5, a first supporting rod 8 and a second supporting rod 9 are fixedly arranged between the fixing frame 2 and the cross rod 7, a buffer backing plate 10 is fixedly arranged at the bottom ends of the first lifting rod 4, the second lifting rod 5 and the third lifting rod 6, a first elastic rod 11 is fixedly arranged at the bottom end of the buffer backing plate 10, a second elastic rod 12 is fixedly arranged at one side of the bottom end of the buffer backing plate 10, which is far away from the first elastic rod 11, a third elastic rod 13 is fixedly arranged at one side of the second elastic rod 12, the bottom ends of the first spring rod 11, the second spring rod 12 and the third spring rod 13 are respectively provided with a first connecting rod 14, the lower end of the first connecting rod 14 is fixedly provided with a second connecting rod 15, the inner bottom end of the second connecting rod 15 is fixedly provided with a fixed block 17, the upper end of the fixed block 17 is provided with a supporting elastic rod 16, the bottom end of the second connecting rod 15 is fixedly provided with a first truss 22, a transverse plate 18 is fixedly arranged between the belt 1 and the first truss 22, the transverse plate 18 penetrates through and is provided with a first vent pipe 19, the lower part of the first vent pipe 19 penetrating through and is fixedly provided with a second vent pipe 20, the lower part of the second vent pipe 20 is fixedly provided with a third vent pipe 21, the outer surface of the first truss 22 is provided with a mounting hole 23, one side of the first truss 22 is fixedly provided with a first connecting shaft 24, one end of the first connecting shaft 24 is provided with a first folding shaft 25, one end of the first folding shaft 25 is provided with a first shaft wheel 26, one end of the first shaft wheel 26 is provided with a second folding shaft 27, one end of the second folding shaft 27 is provided with a second shaft wheel 28, one end of the second shaft wheel 28 is provided with a third folding shaft 29, one end of the third folding shaft 29 is fixedly provided with a second connecting shaft 30, one end of the second connecting shaft 30 is fixedly provided with a second truss 31, the number of the rollers 3 is a plurality of groups, the rollers 3 are distributed in an equidistant straight line, the rollers 3 are aluminum alloy members, the sizes of the first lifting rod 4, the second lifting rod 5 and the third lifting rod 6 are completely the same, the outer surfaces of the first lifting rod 4, the second lifting rod 5 and the third lifting rod 6 are coated with anti-corrosion coatings, the first supporting rod 8 and the second supporting rod 9 are respectively provided with bearings and shafts, the first supporting rod 8 and the second supporting rod 9 are mutually ninety degrees in included angle with the cross rod 7, the outer surfaces of the first spring rod 11, the second spring rod 12 and the third spring rod 13 are respectively provided with an annular spring, the first spring rod 11, the second spring rod 12 and the third spring rod 13 are made of rubber materials, the first vent pipe 19, the second vent pipe 20 and the third vent pipe 21 are respectively composed of connecting pipelines and pipe sleeves, the number of the pipe sleeves is two, the sizes of the pipe sleeves are different, the number of the mounting holes 23 is a plurality of groups, the mounting holes 23 are arranged in an array, the inner walls of the mounting holes 23 are coated with wear-resistant coatings, the number of the first shaft wheels 26 and the second shaft wheels 28 is six, the second folding shaft 27 is movably connected with the third folding shaft 29 through the first shaft wheels 26, the first truss 22 and the second truss 31 are respectively formed by combining a plurality of fixed connecting rods, and the upper ends of the first truss 22 and the second truss 31 are respectively provided with nut pieces.

To sum up, when the belt 1 receives a pressure greater than the supporting force of the inside of the belt, the first spring rod 11, the second spring rod 12 and the third spring rod 13 will generate upward elastic force and will be leveled with the pressure, and when the belt 1 receives a pressure less than the supporting force of the inside of the belt, the first spring rod 11, the second spring rod 12 and the third spring rod 13 will not deform.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The inclusion of an element as defined by the statement "comprising one does not exclude the presence of additional identical elements in a process, method, article or apparatus that comprises the element, electrical elements appearing herein are all electrically connected to an external master and 220V mains, and the master may be a conventionally known apparatus that controls a computer or the like.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An escalator tensioning device comprises a belt (1), and is characterized in that: the utility model discloses a belt, including belt (1) and connecting rod, bottom fixed mounting of belt (1) has mount (2), the inboard of mount (2) is equipped with running roller (3), the bottom fixed mounting of mount (2) has a lift rod (4), one side fixed mounting of a lift rod (4) has horizontal pole (7), one side fixed mounting of horizontal pole (7) has No. two lift rods (5), and one side fixed mounting of No. two lift rods (5) has No. three lift rods (6), fixed mounting has a bracing piece (8) and No. two bracing pieces (9) between mount (2) and horizontal pole (7), the equal fixed mounting in bottom of No. one lift rod (4), no. two lift rods (5) and No. three lift rods (6) has cushion plate (10), one side fixed mounting of one side of keeping away from a cushion plate (10) has No. two bullet rods (12), one side of No. two bullet rods (12) has No. one side fixed mounting of No. 13), no. one bullet rod (13) and No. two bullet rods (14) have, no. one bullet rod (13) and No. 14 are fixed mounting down, the inside bottom fixed mounting of No. two connecting rods (15) has fixed block (17), and the upper end of fixed block (17) is equipped with support elastic rod (16), the bottom fixed mounting of No. two connecting rods (15) has truss No. one (22), fixed mounting has diaphragm (18) between belt (1) and truss No. one (22), diaphragm (18) run through and are provided with No. one breather pipe (19), the below fixed mounting of diaphragm (18) run through and are provided with No. two breather pipe (20), and the below fixed mounting of No. two breather pipe (20) has No. three breather pipe (21), the surface of truss No. one (22) is equipped with mounting hole (23), one side fixed mounting of truss No. one (22) has connecting axle (24), the one end of connecting axle (24) is equipped with a folding axle (25), the one end of folding axle (25) is equipped with a wheel (26), the one end of a wheel (26) is equipped with No. two folding axle (27), and No. two one end (28) of folding axle (29) are equipped with folding axle (28), and a second truss (31) is fixedly arranged at one end of the second connecting shaft (30).

2. An escalator tensioning device according to claim 1, wherein: the number of the rollers (3) is a plurality of groups, the rollers (3) are distributed in an equidistant straight line, and the rollers (3) are aluminum alloy members.

3. An escalator tensioning device according to claim 1, wherein: the specification of the first lifting rod (4), the second lifting rod (5) and the third lifting rod (6) are completely the same, and the outer surfaces of the first lifting rod (4), the second lifting rod (5) and the third lifting rod (6) are coated with anti-corrosion coatings.

4. An escalator tensioning device according to claim 1, wherein: the first support rod (8) and the second support rod (9) are respectively provided with a bearing and a shaft rod, and the first support rod (8) and the second support rod (9) are mutually ninety-degree included angles with the cross rod (7).

5. An escalator tensioning device according to claim 1, wherein: the outer surfaces of the first spring rod (11), the second spring rod (12) and the third spring rod (13) are respectively provided with an annular spring, and the first spring rod (11), the second spring rod (12) and the third spring rod (13) are rubber members.

6. An escalator tensioning device according to claim 1, wherein: the first ventilating pipe (19), the second ventilating pipe (20) and the third ventilating pipe (21) are composed of connecting pipelines and pipe sleeves, the number of the pipe sleeves is two, and the pipe sleeves are different in size.

7. An escalator tensioning device according to claim 1, wherein: the number of the mounting holes (23) is a plurality of groups, the mounting holes (23) are arranged in an array, and the inner walls of the mounting holes (23) are coated with wear-resistant coatings.

8. An escalator tensioning device according to claim 1, wherein: the number of the first shaft wheels (26) and the number of the second shaft wheels (28) are six, the first folding shaft (25) is movably connected with the second folding shaft (27) through the first shaft wheels (26), and the second folding shaft (27) is movably connected with the third folding shaft (29) through the second shaft wheels (28).

9. An escalator tensioning device according to claim 1, wherein: the first truss (22) and the second truss (31) are formed by combining a plurality of fixed connecting rods, and nuts are arranged at the upper ends of the first truss (22) and the second truss (31).