RU2804154C1 - Built-in escalator for modernization - Google Patents

Abstract

FIELD: built-in type escalator.

SUBSTANCE: escalator upgrade method includes the following steps. Remove the components of the original escalator except the original truss, including the cross bars. The multiple sections of the truss assembly are built into the original truss so as to avoid transverse members during installation. Connect and fix farm nodes relative to the original farm. Install steps, step guides, chains, traction machine, skirt plates, inner and outer pads, handrail system and electrical control system. An inline escalator includes a truss assembly, steps, step guides, step chains, a traction machine, skirt plates, internal and external pads, a handrail system and an electrical control system, which are installed in combination with the truss assembly. A farm node contains many sections. The transverse width of each section is less than the internal transverse width of the original truss. The original truss is made with a plurality of transverse rod elements. The sections are built into the original truss to avoid transverse members.

EFFECT: possibility of upgrading the escalator without removing the original farm is achieved.

6 cl, 7 dwg

Description

[0001] This application claims the benefit of priority to Chinese Patent Application No. 202010573002.5, entitled “EMBEDDED TYPE UPDATING ESCALATOR,” filed with the China National Intellectual Property Administration on June 22, 2020, which is incorporated herein by reference in its entirety.

FIELD OF TECHNOLOGY TO WHICH THE INVENTION RELATES

[0002] The present application relates to the technical field of escalators and, in particular, to an inline retrofit escalator.

PREREQUISITES FOR CREATION OF THE INVENTION

[0003] An escalator is a stationary, electrically powered device configured with steps that circulate upward or downward to transport passengers. The escalator can provide continuous transportation of passengers and has a high throughput and hence is widely used in public places with large human traffic, such as a shopping center or a train station.

[0004] The escalator consists of a truss, steps, step guides, step chains, a traction device, skirt plates (boards), internal and external pads, a handrail system, and an electrical control system. The truss is the main load-bearing and supporting component of the escalator, and the truss carries other components of the escalator. The truss is also the largest and heaviest of the escalator components. As shown in FIG. 1, the original escalator truss 10 is installed in the building 1, and the original escalator truss 10 can be partially built into the building 1 if necessary. An existing escalator is usually designed together with the building and installed adaptively in the building. The escalator can be repaired by replacing some components if they are damaged. However, in the case where it becomes necessary to upgrade the entire escalator, it is difficult to do so by replacing components one by one, and the original escalator as well as the old truss must be completely dismantled, and then a new escalator can be installed, which requires a lot of time and labor. During demolition, the old truss must be removed, which may inevitably cause damage to the building and therefore lead to further increases in retrofit costs.

[0005] In summary, there is a need in the art for an escalator that can be upgraded and improved without removing the original truss to save cost and labor.

SUMMARY OF THE INVENTION

[0006] With this in mind, it is an object of the present invention to provide an integrated retrofit escalator that uses a sectional type truss assembly, wherein sections of the truss assembly are built into the original truss and other escalator components are mounted in connection with the assembly trusses for upgrading the escalator without removing the original truss.

[0007] To solve the above problem, the present application proposes an inline retrofit escalator that is mounted by connecting to the original truss of the original escalator. The Integrated Upgrade Escalator includes a truss assembly, as well as steps, step guides, step chains, traction machine, skirt plates, internal and external pads, handrail system and electrical control system, which are mounted in connection with the truss assembly. , wherein the truss assembly includes a plurality of sections, the width of each section in the transverse direction is less than the internal width of the original truss in the transverse direction, and the plurality of sections are built into the original truss; the original truss is made with a plurality of transverse members, and the sections are built into the original truss so as to avoid transverse members.

[0008] The original truss preferably includes a lower portion, a middle portion, and an upper portion, wherein the lower portion and the upper portion are parallel and horizontal, the middle portion is disposed obliquely between the lower portion and the upper portion, and a curved rotary section is provided at the junction between the middle portion and the upper portion. part and the lower part, and another curved rotating section is provided at the junction between the middle part and the upper part.

[0009] The plurality of sections preferably includes a lower engine room, a lower rotary section, a plurality of middle sections, an upper rotary section and an upper machine room, wherein the lower engine room is built into the lower part, the lower rotary section is built into a curved rotary section provided at the junction between the lower part and the middle part, a plurality of middle sections are built into the middle part, an upper rotating section is built into a curved rotating section provided at the junction between the middle part and the upper part, and an upper engine room is built into the upper part.

[0010] Each section preferably includes two upper chord members and two lower chord members, each of the upper and lower chord members having an angle steel structure, the two upper chord members being attached respectively to two sides of the top of the respective section, two the lower chord members are attached respectively to two sides of the lower part of the respective section, the transverse edge of each upper chord element projects in a direction away from the corresponding section, and the transverse edge of each lower chord element projects towards the inside of the corresponding section.

[0011] Each section preferably includes two side plates that are respectively located on two sides of the respective section, each side plate being curved to form an upper transverse edge and a lower transverse edge, the upper transverse edge projecting away from the corresponding section, and the lower the transverse edge projects towards the inside of the corresponding section.

[0012] The present application provides an escalator retrofit method of using an inline retrofit type escalator, which includes:

[0013] (A) removing other components of the original escalator except the original truss to preserve the complete structure of the original truss, including the transverse members;

[0014] (B) embedding a plurality of sections of the truss assembly into the original truss so as to avoid transverse members during embedding, and connecting the truss assembly to the original truss and fixing the truss assembly relative to the original truss; And

[0015] (C) installation of steps, step guides, step chains, traction machine, skirt plates, internal and external pads, handrail system and electrical control system when connected to the truss assembly.

[0016] The advantages of the built-in upgrading escalator of the present application compared with the prior art technology are as follows: the upgrading of the escalator can be carried out while maintaining the original truss, which effectively reduces the cost of upgrading and saves labor; Integrated type escalator upgrading can achieve complete upgrading of the escalator while maintaining the original truss, and the cross bars of the original truss can be completely preserved, so that there is no damage to the structure of the original truss, which ensures the strength of the product and the safety of the escalator upgrading process, and the new escalator has full functionality and meets safety standards.

BRIEF DESCRIPTION OF THE DRAWINGS

[0017] To more clearly illustrate the technical solutions in the embodiments of the present application or in the known technology, the drawings specified to describe the embodiments or the known technology will be briefly described in the following. It is obvious that the drawings in the following description are only a few examples of implementation of the present application, and other drawings can be obtained by those skilled in the art from these drawings without any creative effort.

[0018] Figure 1 is a schematic representation of a connection between an escalator truss and a building in a prior art solution;

[0019] FIG. 2A is a schematic diagram showing the arrangement of steel corner elements of escalator truss chords in a known technical solution;

[0020] FIG. 2B is a schematic diagram showing the arrangement of rectangular tubular members of escalator truss chords in a prior art solution;

[0021] FIG. 3 is a schematic representation of the original truss structure after other components of the original escalator have been removed;

[0022] FIG. 4 is a schematic view of the design of an inline type escalator truss assembly according to the present application, providing an upgrade;

[0023] FIG. 5 is a schematic diagram of the structure showing that the truss assembly of the escalator built-in type of the present application, providing an upgrade, is built into the original truss;

[0024] FIG. 6 is a schematic diagram of the structure of the chord elements of the truss assembly of an inline type escalator according to the present application, providing upgrading; And

[0025] FIG. 7 is a schematic design view showing an embodiment of the chord members of an inline type escalator truss assembly according to the present application that provides an upgrade.

DETAILED DESCRIPTION OF IMPLEMENTATION OPTIONS

[0026] The technical solutions in the embodiments of the present application are clearly and fully described in the following along with the drawings in the embodiments of the present application. It will be appreciated that the embodiments described hereinafter represent only some embodiments of the present application and not all embodiments. All of the remaining embodiments that are obtained by those skilled in the art based on the embodiments in this application without any creative activity are within the scope of protection of this application.

[0027] As shown in FIG. 3, the original escalator truss 10, with other components removed, has a bottom portion 101, a middle portion 102, and a top portion 103, with the bottom portion 101 and top portion 103 being parallel and horizontal, the bottom portion 101 and the upper part 103 are respectively connected to different floors/floors, and the middle part 102 is located obliquely between the lower part 101 and the upper part 103. A curved rotary section is provided at the connection point between the middle part 102 and the lower part 101, and another curved rotary section is provided at the connections between the middle portion 102 and the top portion 103. The middle portion 102 of the original truss 10 has a plurality of transverse members 11 that are distributed parallel to each other.

[0028] As shown in FIG. 4, the inline retrofit escalator of the present application includes a truss assembly, as well as steps, step guides, step chains, traction machine, skirt plates, internal and external pads, system handrails and an electrical control system, which are mounted in combination with the truss assembly. The truss assembly includes a plurality of sections, and the plurality of sections specifically include a lower engine room 21, a lower swing section 22, a plurality of middle sections 23, an upper swing section 24 and an upper machinery room 25. Widths of the lower engine room 21, lower swing section section 22, a plurality of middle sections 23, an upper rotary section 24 and an upper machine room 25 are smaller than the internal width of the original truss 10 in the transverse direction, so that they can be built into the original truss 10. A lower engine room 21, a lower rotary section 22, a plurality of middle sections 23, the upper turning section 24 and the upper machine room 25 are built into the corresponding places of the original truss 10, respectively, so as to avoid the transverse members 11 at these respective places, and then the other components of the built-in type escalator are mounted, providing upgrading. The built-in retrofit escalator can ensure that the strength of the original truss 10 is fully maintained.

[0029] Specifically, as shown in FIG. 5, a lower engine room 21 is built into the lower part 101, a lower rotary section 22 is built into the junction between the lower part 101 and the middle part 102, a plurality of middle sections 23 are built into the middle part 102, an upper rotary section 24 is built into the junction between the middle part 102 and the upper part 103, and an upper engine room 25 is built into the upper part 103.

[0030] As shown in FIG. 2A, the original truss 10 includes two top chord members 121 and two bottom chord members 122, wherein each of the top chord members 121 and the bottom chord members 122 has an angle steel structure, two members 121 of the upper chord are welded respectively to two sides of the upper part of the original truss 10, two elements 122 of the lower chord are welded respectively to two sides of the lower part of the original truss 10, and the transverse edges of the upper chord elements 121 and the lower chord elements 122 project towards the inside of the original truss 10.

[0031] As shown in FIG. 2B, the original truss 10 includes two top chord members 121A and two bottom chord members 122A, each of the top chord members 121A and the bottom chord members 122A having a rectangular tube structure, two the upper chord members 121A are welded respectively to two sides of the upper part of the original frame 10, and the two lower chord members 122A are welded respectively to the two sides of the lower part of the original truss 10.

[0032] To integrate the sections of the truss assembly into the original truss 10, the elements of the chords of the truss assembly are arranged as shown in Fig. 6. As shown in Fig. 6, the layout of the chord elements in each middle section 23 is taken as an example for description, the layout of the chord elements in the lower engine room 21, the lower rotary section 22, the upper rotary section 24 and the upper engine room 25 is the same. as in each middle section 23. Each middle section 23 includes two upper chord members 231 and two lower chord members 232, each of the upper chord members 231 and the lower chord members 232 having an angle steel structure, two upper chord members 231 the chords are welded respectively to two sides of the upper part of the corresponding middle section 23, and two lower chord elements 232 are welded respectively to two sides of the lower part of the corresponding middle section 23. The transverse edge of each upper chord element 231 projects in a direction from the corresponding middle section 23, and the transverse edge each lower chord member 232 projects toward the interior of the respective middle section 23. The arrangement of the chord members of the middle sections 23 is advantageous to reduce the width L of the middle sections 23 in the transverse direction so that the middle sections 23 can be easily integrated into the original truss 10. Accordingly , since the layout of the belt elements in the lower engine room 21, lower rotary section 22, upper rotary section 24 and upper engine room 25 is the same as in each middle section 23, lower engine room 21, lower rotary section 22, upper rotary section 24 and the upper engine room 25 can be easily integrated into the original truss 10. It should be noted that the upper chord members 231 and the lower chord members 232 can be made of different materials.

[0033] As shown in FIG. 7, a side plate curved edge design can be used in a waistband assembly to perform the functions of waistband members. In particular, the middle sections 23A are taken as an example, each middle section 23A including two side plates 233 that are respectively located on two sides of the corresponding middle section 23A. Each side plate 233 has an upper transverse edge 2331 and a lower transverse edge 2332, which are formed flexible, the upper transverse edge 2331 protruding toward the corresponding middle section 23A, and the lower transverse edge 2332 protruding toward the interior of the corresponding middle section 23A. By using a curved side plate edge design, the lateral widths of the chord section assembly can be further reduced, the number of section components can be reduced, and the design can be simplified.

[0034] According to the present application, there is provided a method for upgrading an escalator using a built-in retrofit type escalator, wherein the method is used for upgrading an escalator while maintaining the original truss of the original escalator, and the method includes:

[0035] (A) removing other components of the original escalator except the original truss to preserve the complete structure of the original truss, including the transverse members;

[0036] (B) embedding a plurality of sections of the truss assembly into the original truss so as to avoid transverse members during embedding, and connecting the truss assembly to the original truss and fixing the truss assembly relative to the original truss; And

[0037] (C) installation of steps, step guides, step chains, traction machine, skirt plates, internal and external pads, handrail system and electrical control system when connected to the truss assembly.

[0038] Those skilled in the art can implement or practice the invention of this application in accordance with the above description of the disclosed embodiments. Many modifications to these embodiments will be apparent to those skilled in the art. The general principles defined herein may be applied to other embodiments without departing from the spirit or scope of this application. Therefore, the present application should not be limited to the embodiments disclosed herein, but has the broadest scope in accordance with the principle and novel features disclosed herein.

Claims (9)

1. An inline escalator mounted in combination with a parent truss of an original escalator, wherein the inline escalator includes a truss assembly as well as steps, step guides, step chains, a traction machine, skirt plates, internal and external pads, a handrail system and an electrical control system that is installed in combination with the truss assembly, wherein the truss assembly comprises a plurality of sections, the transverse width of each section is less than the internal transverse width of the original truss, and the plurality of sections are built into the original truss; the original truss is made with a plurality of transverse members, and the sections are built into the original truss so as to avoid transverse members. 2. The built-in type escalator according to claim 1, wherein the original truss comprises a lower part, a middle part and an upper part, wherein the lower part and the upper part are parallel and horizontal, the middle part is located obliquely between the lower part and the upper part, the curved rotary section is provided at the connection point between the middle part and the bottom part, and another curved rotary section is provided at the connection point between the middle part and the top part. 3. The built-in type escalator according to claim 2, wherein the plurality of sections includes a lower machine room, a lower turning section, a plurality of middle sections, an upper turning section and an upper machine room, wherein the lower machine room is built into the lower part, the lower turning section is built into a curved rotating section provided at the junction between the lower part and the middle part, a plurality of middle sections are built into the middle part, an upper rotating section is built into the curved rotating section provided at the junction between the middle part and the upper part, and an upper engine room is built into the upper Part. 4. An escalator of the built-in type according to claim 1, in which each section contains two elements of the upper chord and two elements of the lower chord, each of the elements of the upper and lower chords has a structure in the form of a steel angle, two elements of the upper chord are attached respectively to two sides the upper part of the respective section, two lower chord members are attached respectively to two sides of the lower part of the corresponding section, a transverse edge of each upper chord member extends from the corresponding section, and a transverse edge of each lower chord member extends towards the inside of the corresponding section. 5. The built-in type escalator according to claim 1, wherein each section includes two side plates that are respectively located on two sides of the respective section, each side plate being curved to form an upper transverse edge and a lower transverse edge, the upper transverse edge extending into direction from the corresponding section, and the lower transverse edge extends towards the inside of the corresponding section. 6. A method for upgrading an escalator using a built-in escalator according to any one of claims 1-5, including: (A) removing other components of the original escalator other than the original truss to preserve the complete structure of the original truss, including the cross members; (B) embedding a plurality of sections of the truss assembly into the original truss so as to avoid transverse members during embedding, and connecting the truss assembly to the original truss and fixing the truss assembly relative to the original truss; And (C) installation of steps, step guides, step chains, traction machine, skirt plates, internal and external pads, handrail system and electrical control system when connected to the truss assembly.