Handrail rear-mounted protective device and method

Abstract

A new type of handrail rear-mounted protective device and method, which includes a handrail, a frame installed on the lower side of the handrail, a horizontal tube with a groove installed on the frame and away from one end of the handrail, and glass. The frame includes at least two columns perpendicular to the handrail, one end of the column is provided with a crossbeam that matches the fixing groove, and the other end is provided with a mounting piece; the crossbeam is installed in the fixing groove of the handrail, and both ends of the crossbeam are provided with wall connectors connected to the walls on both sides; the cross tube is installed on the same side as the glass mounting groove of the handrail, and the glass is installed in the glass mounting groove of the handrail and the groove of the cross tube. The frame of the protective device is first installed and fixed on the building, so that the building has a certain protective ability. After the building is built and has the installation conditions, the handrail and glass can be installed, avoiding damage to the handrail and glass caused by construction. It has the characteristics of convenient and quick installation, and the handrail and glass can be installed later.

Description

Technical Field

[0001] The present invention relates to the technical field of new material application, and in particular to a handrail rear-mounted protective device and method. Background Art

[0002] During the construction of a building, it is also necessary to protect the balconies and other parts of the building to prevent people from falling. At present, the common practice is to temporarily use a bracket made of steel pipes for protection, and then remove the temporary protection bracket after the building is ready to install the protection device, and then install the protection device, which makes the installation process cumbersome and the installation, removal and transportation of the temporary protection bracket large. If the protection device is directly installed on the building under construction, the falling debris will cause a lot of damage to the handrails and glass of the protection device, and there will be maintenance and replacement in the later stage. The replacement process is complicated and the workload is also very large. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a protective device and method which can meet the protection requirements when installed during building construction, wherein the handrails and glass can be installed after the building has the installation conditions and the installation method is simple.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is: a handrail rear-mounted protective device and installation method, which includes a handrail, a frame installed on the lower side of the handrail, a horizontal tube with a groove installed on the frame and away from one end of the handrail, and glass; the handrail includes a "concave"-shaped profile body and an "L"-shaped extension piece; the groove of the "concave"-shaped profile body is a fixed groove, and one side of the "L"-shaped extension piece is connected to one side of the profile body to form a glass installation groove with an opening in the same direction as the opening of the handrail installation groove; the frame includes at least two columns perpendicular to the handrail, one end of the column is provided with a crossbeam matching the fixed groove, and the other end is provided with a mounting piece; the crossbeam is installed in the fixed groove of the handrail, and both ends of the crossbeam are provided with wall mounting pieces connected to the walls on both sides; the mounting piece is connected to the ground; the horizontal tube is installed on the same side as the glass installation groove of the handrail, and the groove of the horizontal tube corresponds to the glass installation groove; the glass is installed in the glass installation groove of the handrail and the groove of the horizontal tube, and the first sealing belt and the second sealing belt are respectively provided on one side or both sides of the glass for fixing.

[0005] The opening ends of the glass installation groove of the handrail are respectively provided with corresponding first sealing grooves and second sealing grooves, and the first sealing grooves and the second sealing grooves are respectively composed of two relatively "L"-shaped structures forming a sliding groove structure with an opening height less than the internal space height.

[0006] A reinforcing rib is arranged in the glass installation groove of the handrail.

[0007] The first side and the second side of the two side surfaces of the fixing groove of the handrail profile body respectively extend into the cavity of the "concave"-shaped profile body and are connected to the surface opposite to the fixing groove to form a whole.

[0008] The first side and the second side of the two side surfaces of the profile body fixing groove form an angle a.

[0009] The mounting piece of the frame is provided with a first fixing piece connected and fixed to the ground; wall mounting pieces are provided at both ends of the frame beam, and the wall mounting pieces are of a "T"-shaped or "L"-shaped structure, with one end inserted into the cavity of the beam, fixed to the beam by a first fastener, and the other end fixed to the wall by a second fixing piece; or one end of the wall mounting piece is inserted into the cavity of the handrail, fixed to the handrail by a first fastener, and the other end fixed to the wall by a second fixing piece.

[0010] The crossbeam of the frame is directly connected and fixed to the handrail through a second fastener; or the crossbeam is provided with a mounting hole corresponding to the second fastener, and the second fastener passes through the mounting hole of the crossbeam and is connected and fixed to the handrail; or the crossbeam is provided with a mounting hole corresponding to the second fastener, a hole corresponding to the crossbeam mounting hole is provided at the bottom of the fixing groove of the handrail profile body, and a rivet nut is provided in the hole, and the second fastener passes through the mounting hole of the crossbeam and is connected and fixed to the rivet nut at the bottom of the fixing groove.

[0011] The mounting member of the frame is provided with a support member, one side of the support member is connected to the mounting member, and the other side of the support member is connected to the cross pipe by welding or by a third fastener.

[0012] A cushion block is arranged in the groove of the horizontal tube for placing the glass, and the glass is placed on the cushion block.

[0013] A protective method for a handrail rear-mounted protective device, comprising the following steps:

[0014] Step 1: Measure and design the site where the protective device needs to be installed;

[0015] Step 2: Cut various materials of the protective device according to the design drawings;

[0016] Step 3: Assemble the frame of the protective device;

[0017] Step 4: Install the cross tube to the frame;

[0018] Step 5: Use a level to level and align, fix the frame mounting parts to the ground through the first fixing parts, and then fix the wall mounting parts at both ends of the frame beam to the wall through the second fixing parts;

[0019] Step 6: Install the handrail to the crossbar of the frame and secure it with the second fastener;

[0020] Step 7: Place the glass into the glass installation groove and the cross tube groove;

[0021] Step 8: Fill the first glass sealing tape and the second glass sealing tape on one side or both sides of the glass in the glass installation groove and the cross tube groove and fix them;

[0022] Step 9: Inspection and acceptance.

[0023] A rear-mounted protective device for a handrail, which comprises a handrail, a frame installed on the lower side of the handrail, a transverse tube with a groove installed on the frame and away from one end of the handrail, and glass; the handrail comprises a "concave"-shaped profile body and an "L"-shaped extension piece; the groove of the "concave"-shaped profile body is a fixed groove, and one side of the "L"-shaped extension piece is connected to one side of the profile body to form a glass mounting groove with an opening in the same direction as the opening of the handrail mounting groove; the frame comprises at least two columns perpendicular to the handrail, one end of the column is provided with a crossbeam that matches the fixed groove, and the other end is provided with a mounting piece; the crossbeam is installed in the fixed groove of the handrail, and wall mounting pieces are provided at both ends of the crossbeam to connect with the walls on both sides; the mounting piece is connected to the ground; the transverse tube is installed on the same side as the glass mounting groove of the handrail, and the groove of the transverse tube corresponds to the glass mounting groove; the glass is installed in the glass mounting groove of the handrail and the groove of the transverse tube, and a first glass sealing belt and a second glass sealing belt are respectively provided on one side or both sides of the glass for fixing. The frame of the protective device is first installed and fixed on the building, so that the building has a certain protective ability. After the building is completed and has the installation conditions, the handrail and glass can be installed to avoid damage to the handrail and glass due to construction. The first glass sealing belt and the second glass sealing belt are respectively fixed on one side or both sides of the glass. The first sealing belt and the second sealing belt are shaped sealing strips or injected sealants. The shaped sealing strips can be installed in batches to improve construction efficiency; the injected sealant can completely fix the glass and the handrail, making the device structure more solid.

[0024] In a preferred solution, the opening ends of the glass installation groove of the handrail are respectively provided with corresponding first sealing grooves and second sealing grooves, and the first sealing grooves and second sealing grooves are respectively composed of two relatively "L"-shaped structures, and the opening height is less than the internal space height. It is convenient to install the first glass sealing strip, and at the same time, the material structure strength is increased.

[0025] In a preferred solution, reinforcing ribs are arranged in the glass installation groove of the handrail to enhance the bonding strength between the extension piece and the profile body and enhance the overall structural strength of the handrail.

[0026] In the preferred solution, the first side and the second side of the two sides of the fixing groove of the handrail profile body extend into the cavity of the "concave"-shaped profile body and are connected to the opposite surface of the fixing groove to form a whole, thereby enhancing the overall structural strength of the handrail and preventing the upper surface of the handrail from being deformed by external forces.

[0027] In a preferred solution, the first side and the second side of the two sides of the fixing groove of the handrail profile body form an angle a. The angle a is generally selected from 1 to 45 degrees to facilitate the crossbeam of the frame to be installed in the fixing groove.

[0028] In a preferred solution, the frame mounting piece is provided with a first fixing piece connected and fixed to the ground; wall mounting pieces are provided at both ends of the frame crossbeam, and the wall mounting piece is a "T"-shaped or "L"-shaped structure, one end of which is inserted into the cavity of the crossbeam, fixed to the crossbeam by a first fastener, and the other end is fixed to the wall by a second fixing piece; or one end of the wall mounting piece is inserted into the cavity of the handrail, fixed to the handrail by a first fastener, and the other end is fixed to the wall by a second fixing piece. The wall mounting piece is inserted into the installation, which is simple and convenient to install; the first fixing piece and the second fixing piece can be expansion bolts or chemical bolts, which are simple and convenient to install and suitable for various occasions.

[0029] In the preferred solution, the crossbeam of the frame is directly connected and fixed to the handrail through a second fastener; or the crossbeam is provided with a mounting hole corresponding to the second fastener, and the second fastener is connected and fixed to the handrail through the mounting hole of the crossbeam; or the crossbeam is provided with a mounting hole corresponding to the second fastener, and the bottom of the fixing groove of the handrail profile body is provided with a hole corresponding to the mounting hole of the crossbeam, a rivet nut is provided in the hole, and the second fastener is connected and fixed through the mounting hole of the crossbeam and the rivet nut on the bottom of the fixing groove. The assembled structure is installed, and the later installation of the handrail is more convenient. The second fastener can be a self-drilling self-tapping screw or bolt. When the second fastener is a self-drilling self-tapping screw, it can directly penetrate the crossbeam and connect and fix with the handrail, or it can be provided with a mounting hole on the crossbeam, and the self-drilling self-tapping screw is connected and fixed through the mounting hole with the handrail; when the second fastener is a bolt, the crossbeam is provided with a mounting hole, the bottom of the fixing groove of the handrail profile body is opened with a hole and a rivet nut is provided, and the bolt is connected and fixed through the mounting hole of the crossbeam and the rivet nut on the fixing groove.

[0030] In a preferred solution, the mounting member of the frame is provided with a support member, one side of the support member is connected to the mounting member, and the other side is connected to the cross pipe by welding or by a third fastener. To meet the embedded depth requirements of the mounting member or the later construction requirements of the user, the height of the support member can be adjusted according to the embedded depth of the mounting plate, which is convenient for the later construction of the user.

[0031] In the preferred solution, a pad is provided in the groove of the horizontal tube for placing the glass, and the glass is placed on the pad. It is convenient to install the glass. The glass is first inserted into the glass installation groove of the handrail, and then placed into the groove of the horizontal tube. The pad can make the glass inserted into the glass installation groove and the groove of the horizontal tube at the same time. It can also prevent the glass from being vibrated by external forces, and the two corners at the lower end of the glass from colliding with the horizontal tube, causing glass breakage.

[0032] A protective method for a handrail rear-mounted protective device, comprising the following steps:

[0033] Step 1: Measure and design the site where the protective device needs to be installed;

[0034] Step 2: Cut various materials of the protective device according to the design drawings;

[0035] Step 3: Assemble the frame of the protective device;

[0036] Step 4: Install the cross tube to the frame;

[0037] Step 5: Use a level to level and align, fix the frame mounting parts to the ground through the first fixing parts, and then fix the wall mounting parts at both ends of the frame beam to the wall through the second fixing parts;

[0038] Step 6: Install the handrail to the crossbar of the frame and secure it with the second fastener;

[0039] Step 7: Place the glass into the glass installation groove and the cross tube groove;

[0040] Step 8: Fill the first glass sealing tape and the second glass sealing tape on one side or both sides of the glass in the glass installation groove and the cross tube groove and fix them;

[0041] Step 9: Inspection and acceptance.

[0042] A handrail rear-mounted protective device is provided. The frame is first installed and fixed on the building, so that the building has a certain protective ability. After the building is completed and has the installation conditions, the handrail and glass can be installed, thereby avoiding the damage of the handrail and glass caused by construction. A first glass sealing belt and a second glass sealing belt are respectively arranged on one side or both sides of the glass for fixing. The first sealing belt and the second sealing belt are shaped sealing strips or injected sealants. The shaped sealing strips can be installed in batches to improve the construction efficiency. The injected sealant can completely fix the glass and the handrail, making the device structure more firm. The installation method of the present invention is simple and the structure is firm. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] The present invention will be further described below in conjunction with the accompanying drawings and embodiments:

[0044] Figure 1 It is a schematic diagram of the structure of the present invention.

[0045] Figure 2 for Figure 1 Schematic diagram of the cross-sectional structure at AA in the middle.

[0046] Figure 3 This is a schematic structural diagram of the first embodiment of the handrail of the present invention.

[0047] Figure 4 This is a schematic structural diagram of a second embodiment of the handrail of the present invention.

[0048] Figure 5 for Figure 2 Enlarged structural diagram at B in the middle.

[0049] Figure 6 for Figure 1 Enlarged structural diagram at point D in the middle.

[0050] Figure 7 for Figure 1 Enlarged structural diagram at point C in the middle.

[0051] In the figure: handrail 1, profile body 11, fixing groove 111, first side 112, second side 112', extension piece 12, glass mounting groove 121, first sealing groove 122, second sealing groove 122', reinforcing rib 123, first sealing strip 124, rivet nut 13, wall mounting piece 15, first fastener 151, second fixing piece 152, frame 2, column 21, beam 22, mounting piece 23, first fixing piece 231, second fastener 24, cross tube 3, third fastener 31, second sealing strip 32, pad 33, glass 4, support piece 5. DETAILED DESCRIPTION

[0052] like Figures 1 to 7As shown, a handrail rear-mounted protective device comprises a handrail 1, a frame 2 mounted on the lower side of the handrail 1, a horizontal tube 3 with a groove mounted on the frame 2 and away from the handrail and parallel to the handrail 1, and a glass 4; the handrail 1 comprises a "concave" shaped profile body 11 and an "L" shaped extension piece 12; the groove of the "concave" shaped profile body 11 is a fixing groove 111, one side of the "L" shaped extension piece 12 is connected to one side of the profile body 11 to form a glass mounting groove 121 whose opening is consistent with the opening direction of the handrail mounting groove 111; the frame 2 comprises at least two columns 21 perpendicular to the handrail 1, one end of the column 21 is provided with a crossbeam 22 matched with the fixing groove 111, and the other end is provided with a mounting piece 23; the crossbeam 2 2 is installed in the fixing groove 111 of the handrail 1, and the two ends of the crossbeam 22 are provided with wall mounting parts 15 connected with the walls 6 on both sides; the mounting parts 23 are connected with the ground 7; the cross pipe 3 is installed on the same side as the glass mounting groove 121 of the handrail 1, and the groove of the cross pipe 3 corresponds to the glass mounting groove 121; the glass 4 is installed in the glass mounting groove 121 of the handrail 1 and the groove of the cross pipe 3, and the first sealing belt 123 and the second sealing belt 32 are respectively provided on one side or both sides of the glass 4 for fixing. The frame of the protective device is first installed and fixed on the building, so that the building has a certain protection ability. After the building is built and has the installation conditions, the handrail 1 and the glass 4 can be installed, thereby avoiding the damage of the handrail 1 and the glass 4 caused by the construction. The first glass sealing tape 123 and the second glass sealing tape 32 are respectively arranged on one side or both sides of the glass 4 installed in the glass installation groove 121 of the handrail 1 and the groove of the cross tube 3 for fixing. The first sealing tape 124 and the second sealing tape 32 are shaped sealing strips or injected sealants. The shaped sealing strips can be installed in batches to improve the construction efficiency; the injected sealant can completely fix the glass 4 and the handrail 1, making the device structure more solid.

[0053] In the preferred embodiment, Figures 2~4 As shown, the opening ends of the glass installation groove 121 of the handrail 1 are respectively provided with corresponding first sealing grooves 122 and second sealing grooves 122', and the first sealing grooves 122 and second sealing grooves 122' are respectively composed of two relatively "L"-shaped structures, and the opening height is less than the internal space height. It is convenient to install the first glass sealing strip and increase the structural strength of the material.

[0054] In the preferred embodiment, Figure 2 , 4 As shown, a reinforcing rib 123 is provided in the glass mounting groove 121 of the handrail 1 to enhance the bonding strength between the extension piece 12 and the profile body 11 and enhance the overall structural strength of the handrail 1 .

[0055] In the preferred embodiment, Figure 2 , 4As shown, the first side 112 and the second side 112' on both sides of the fixing groove 111 of the armrest 1 profile body 11 extend into the cavity of the "concave"-shaped profile body 11 respectively, and are connected to the opposite surface of the fixing groove 111 to form a whole, thereby enhancing the overall structural strength of the armrest 1 and preventing the upper surface of the armrest 1 from being deformed by external force.

[0056] In the preferred embodiment, Figure 3 , 4 As shown, the first side 112 and the second side 112' on both sides of the fixing groove 111 of the profile body 11 form an angle a. The angle a is generally selected from 1 to 45 degrees to facilitate the crossbeam of the frame to be installed in the fixing groove. The trumpet-shaped structure makes the handrail 1 more consistent and less shaking when installed.

[0057] In the preferred embodiment, Figure 1 , 7 As shown, the mounting member 23 of the frame 2 is provided with a first fixing member 231 connected and fixed to the ground 7; wall mounting members 15 are provided at both ends of the cross beam 22 of the frame 2, and the wall mounting member 15 is a "T"-shaped or "L"-shaped structure, one end of which is inserted into the cavity of the cross beam 22, fixed to the cross beam 22 by a first fastener 151, and the other end is fixed to the wall by a second fixing member 152; or one end of the wall mounting member 15 is inserted into the cavity of the handrail 1, fixed to the handrail 1 by a first fastener 151, and the other end is fixed to the wall by a second fixing member 152. The wall mounting member 15 is inserted into the installation, which is simple and convenient to install; the first fastener 151 can be a self-drilling self-tapping screw, bolt or rivet; the second fixing member 152 can be an expansion bolt or a chemical bolt. It is simple and convenient to install and is suitable for various occasions.

[0058] In the preferred embodiment, Figure 5 As shown, the crossbeam 22 of the frame 2 is directly connected and fixed to the handrail 1 through the second fastener 24; or the crossbeam 22 is provided with a mounting hole corresponding to the second fastener 24, and the second fastener 24 passes through the mounting hole of the crossbeam 22 and is connected and fixed to the handrail 1; or the crossbeam 22 is provided with a mounting hole corresponding to the second fastener 24, and the bottom of the fixing groove 111 of the handrail 1 profile body 11 is provided with a hole corresponding to the mounting hole of the crossbeam 22, and a rivet nut 13 is provided in the hole, and the second fastener 24 passes through the mounting hole of the crossbeam 22 and is connected and fixed to the rivet nut 13 on the fixing groove 111. The assembled structure is installed, and it is more convenient to install the handrail later. The second fastener 24 can be a self-drilling and self-tapping screw or bolt. When the second fastener 24 is a self-drilling and self-tapping screw, it can directly penetrate the cross beam 22 and connect and fix with the handrail 1; or a mounting hole can be set on the cross beam 22, and the self-drilling and self-tapping screw can penetrate the cross beam 22 to connect and fix the handrail 1; when the second fastener 24 is a bolt, the cross beam 22 is set with a mounting hole, the bottom of the fixing groove 111 of the handrail 1 profile body 11 is opened and a rivet nut is set, and the bolt passes through the mounting hole of the cross beam and is connected and fixed with the rivet nut on the fixing groove.

[0059] In the preferred embodiment, Figure 2 , 6 As shown, the mounting member 23 of the frame 2 is provided with a support member 5, one side of the support member 5 is connected to the mounting member 23, and the other side is connected to the cross pipe 3 by welding or by a third fastener 31. To meet the embedded depth requirements of the mounting member or the later construction requirements of the user, the height of the support member can be adjusted according to the embedded depth of the mounting plate, which is convenient for the later construction of the user.

[0060] In the preferred embodiment, Figure 2 , 6 As shown, a pad 33 is arranged in the groove of the horizontal tube 3 for placing the glass 4, and the glass 4 is placed on the pad 33, which is convenient for installing the glass. The glass is first inserted into the glass installation groove of the handrail, and then put into the groove of the horizontal tube. The pad can make the glass inserted into the glass installation groove and the groove of the horizontal tube at the same time. It can also prevent the glass from being vibrated by external forces, and the two corners at the lower end of the glass from colliding with the horizontal tube, causing glass breakage.

[0061] A protective method for a handrail rear-mounted protective device, comprising the following steps:

[0062] Step 1: Measure and design the site where the protective device needs to be installed;

[0063] Step 2: Cut various materials of the protective device according to the design drawings;

[0064] Step 3: Assemble the frame 2 of the protective device;

[0065] Step 4: Install the cross tube 2 onto the frame 2;

[0066] Step 5: Use a level to level and align, fix the mounting member 23 of the frame 2 to the ground 7 through the first fixing member 231, and then fix the wall mounting members 15 at both ends of the cross beam 22 of the frame 2 to the wall 6 through the second fixing member 152;

[0067] Step 6: Install the handrail 1 on the crossbeam 22 of the frame 2 and connect and fix it with the second fastener 24;

[0068] Step 7: Place the glass 4 into the glass installation groove 121 and the groove of the horizontal tube 3;

[0069] Step 8: Fill the first sealing tape 124 and the second sealing tape 32 on one side or both sides of the glass 4 in the glass installation groove 121 and the groove of the cross tube 3 respectively to fix them;

[0070] Step 9: Inspection and acceptance.

[0071] The invention has a simple installation method and a firm structure.

[0072] The above-mentioned embodiments are only preferred technical solutions of the present invention and should not be regarded as limitations of the present invention. The embodiments and features in the embodiments of the present application can be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be the technical solutions recorded in the claims, including the equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. A protective method for a rear-mounted handrail protective device, characterized in that: A handrail rear-mounted protective device is used, which comprises a handrail (1), a frame (2) installed on the lower side of the handrail (1), a transverse pipe (3) with a groove installed on the frame (2) and away from the handrail, and glass (4); The handrail (1) comprises a "concave"-shaped profile body (11) and an "L"-shaped extension piece (12); the groove of the profile body (11) is a fixed groove (111), and one side of the "L"-shaped extension piece (12) is connected to one side of the profile body (11) to form a glass installation groove (121) whose opening is consistent with the opening direction of the fixed groove (111); The frame (2) comprises at least two upright posts (21) perpendicular to the handrail (1); a crossbeam (22) matching the fixing groove (111) is arranged at one end of the upright post (21), and a mounting piece (23) is arranged at the other end; the crossbeam (22) is installed in the fixing groove (111) of the handrail (1); wall mounting pieces (15) are arranged at both ends of the crossbeam (22) and connected to the walls (6) on both sides; the mounting piece (23) is connected to the ground (7); The transverse tube (3) is installed on the same side of the glass installation groove (121) of the handrail (1), and the groove of the transverse tube (3) corresponds to the glass installation groove (121); The glass (4) is installed in the glass installation groove (121) of the handrail (1) and the groove of the horizontal tube (3), and a first sealing belt (124) and a second sealing belt (32) are respectively arranged on one side or both sides of the glass (4) for fixing; The first side (112) and the second side (112') on both sides of the fixing groove (111) of the profile body (11) form an angle a; The protection method includes the following steps: Step 1: Measure and design the site where the protective device needs to be installed; Step 2: Cut various materials of the protective device according to the design drawings; Step 3: Assembling the frame of the protective device (2); Step 4: Install the cross tube (3) onto the frame (2); Step 5: Use a spirit level to level and align, fix the mounting member (23) of the frame (2) to the ground (7) through the first fixing member (231), and then fix the wall mounting members (15) at both ends of the cross beam (22) of the frame (2) to the wall (6) through the second fixing member (152); Step 6: Install the handrail (1) onto the crossbeam (22) of the frame (2) and connect and fix it via a second fastener (24); Step 7: Place the glass (4) into the glass installation groove (121) and the groove of the horizontal tube (3); Step 8: Filling the first sealing tape (124) and the second sealing tape (32) on one side or both sides of the glass (4) in the glass installation groove (121) and the groove of the transverse tube (3) respectively and fixing them; Step 9: Inspection and acceptance.

2. The protection method of the handrail rear-mounted protection device according to claim 1 is characterized in that: A first sealing groove (122) and a second sealing groove (122') are respectively provided at the opening ends of the glass installation groove (121) of the handrail (1), and the first sealing groove (122) and the second sealing groove (122') are respectively composed of two relatively "L"-shaped structures, each forming a sliding groove structure with an opening height less than the height of the internal space.

3. The protection method of the handrail rear-mounted protection device according to claim 1 or 2, characterized in that: A reinforcing rib (123) is arranged in the glass mounting groove (121) of the handrail (1).

4. The protection method of the handrail rear-mounted protection device according to claim 1 is characterized in that: The first side (112) and the second side (112') of the two side surfaces of the fixing groove (111) of the handrail (1) profile body (11) respectively extend into the cavity of the "concave"-shaped profile body (11) and are integrally connected with the surface opposite to the fixing groove (111).

5. The protection method of the handrail rear-mounted protection device according to claim 1 is characterized by: The mounting member (23) of the frame (2) is provided with a first fixing member (231) connected and fixed to the ground (7); wall mounting members (15) are provided at both ends of the cross beam (22) of the frame (2); the wall mounting member (15) is a "T"-shaped or "L"-shaped structure, one end of which is inserted into the cavity of the cross beam (22) and fixed to the cross beam (22) via a first fastener (151), and the other end of which is fixed to the wall via a second fixing member (152); or one end of the wall mounting member (15) is inserted into the cavity of the handrail (1), and fixed to the handrail (1) via a first fastener (151), and the other end of which is fixed to the wall via a second fixing member (152).

6. The protection method of the handrail rear-mounted protection device according to claim 1 or 5, characterized in that: The crossbeam (22) of the frame (2) is directly connected and fixed to the handrail (1) via a second fastener (24); or the crossbeam (22) is provided with a mounting hole corresponding to the second fastener (24), and the second fastener (24) passes through the mounting hole of the crossbeam (22) to be connected and fixed to the handrail (1); or the crossbeam (22) is provided with a mounting hole corresponding to the second fastener (24), a hole corresponding to the mounting hole of the crossbeam (22) is provided at the bottom of the fixing groove (111) of the handrail (1) profile body (11), and a rivet nut (13) is provided in the hole, and the second fastener (24) passes through the mounting hole of the crossbeam (22) to be connected and fixed to the rivet nut (13) in the fixing groove (111).

7. The protection method of the rear-mounted handrail protection device according to claim 1 or 5, characterized in that: The mounting member (23) of the frame (2) is provided with a support member (5), one side of the support member (5) is connected to the mounting member (23), and the other side is connected to the cross pipe (3) by welding or by a third fastener (31).

8. The protection method of the handrail rear-mounted protection device according to claim 1 is characterized by: A cushion block (33) is arranged in the groove of the transverse tube (3) for placing the glass (4), and the glass (4) is placed on the cushion block (33).

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