CN216076625U - Assembled guardrail structure - Google Patents

Abstract

An assembled guardrail structure comprises a first connecting rod, a second connecting rod, a first mortise and tenon component and a second mortise and tenon component, wherein the first connecting rod is made of a section with at least one side provided with a notch; the second mortise and tenon joint component is inserted and fixed at the end part of the second connecting rod, and the second mortise and tenon joint component and the corresponding first mortise and tenon joint component are mutually subjected to mortise and tenon joint from the side surface. The notch is covered with a cover plate; the side plate inner walls on the two sides of the notch are connected with two symmetrical insertion bending plates, the two ends of each insertion bending plate extend to the two ends of the section bar respectively, the two side plates are connected through a connecting plate, and the insertion bending plates are bent inwards towards the connecting plate. The utility model has the characteristic of easy assembly.

Description

Assembled guardrail structure

Technical Field

The utility model relates to an assembled guardrail structure.

Background

Traditional guardrail is most will just processing into complete guardrail finished product before dispatching from the factory according to user's demand, then loads and installs the finished product to the place of use, and this kind of finished product guardrail, especially the metal guardrail through welding mode fixed connection, its structure is firm, but its production efficiency is low, unable mass production, and bulky, transportation and high-rise hoist and mount difficulty. The appearance of the assembled guardrail better solves the problems of the finished guardrail. The existing assembled guardrail is characterized in that sectional materials forming all functional positions of the guardrail are fixedly connected through angle codes and screws, and the guardrail is fixed on installation base bodies such as the ground, a wall body and a window frame through expansion bolts or screws after the guardrail is assembled into a complete guardrail. The assembled guardrail needs to be installed by professional construction crews, and the difficulty of self installation of a user is high, because in practical application, due to the difference of the requirements of the installation space of the guardrail and the density degree of the guardrail vertical rods, the section bars of the guardrail need to be cut and drilled according to the data measured by the requirements, and therefore, the section bars are inevitably subjected to secondary processing after leaving factories or on a construction site; for the guardrail with heavier integral mass or high requirement on the protection performance, the joint of each upright rod section bar and each cross rod section bar needs to be fixedly connected by using at least two corner connectors and at least four screws so as to ensure the safety performance; due to the factors, the workload of section drilling and processing and field installation and connection is greatly increased, so that the guardrail is complex to install, high in labor cost, large in installation cost, long in time consumption and difficult to realize quick installation, and therefore needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an easily assembled guardrail structure to overcome the defects in the prior art.

The assembled guardrail structure designed according to the purpose comprises a first connecting rod, a second connecting rod, a first mortise and tenon component and a second mortise and tenon component, wherein the first connecting rod is made of a section with at least one side provided with a notch, a plurality of first mortise and tenon components are inserted into the first connecting rod, and the first mortise and tenon components and the first connecting rod are in sliding fit and are mutually clamped; the second mortise and tenon joint component is inserted and fixed at the end part of the second connecting rod, and the second mortise and tenon joint component and the corresponding first mortise and tenon joint component are mutually subjected to mortise and tenon joint from the side surface.

Further, the notch is covered with a cover plate; the inner walls of the side plates at two sides of the notch are connected with two symmetrical splicing and bending plates, two ends of each splicing and bending plate respectively extend to two ends of the section bar, the two side plates are connected through a connecting plate, and the splicing and bending plates are bent inwards towards the connecting plate; the splicing and bending plate comprises a connecting part, a guide part and a clamping part, one side of the connecting part is connected with the side plate, the guide part is connected between the other side of the connecting part and the clamping part, and bending structures are arranged among the guide part, the connecting part and the clamping part; and a slot is arranged between the connecting part and the side plate, and the opening of the slot faces the notch.

Furthermore, the first mortise-tenon component is a mortise component, the mortise component is provided with a guide block and a clamping plate, the guide block is connected between two opposite insertion bending plates in a sliding manner, the guide block is provided with a mortise arranged along the length direction of the insertion bending plates, the mortise is a dovetail mortise, two sides of the clamping plate are provided with U-shaped insertion parts with opposite openings, and the clamping part is inserted into the U-shaped insertion part; the tenon part of the second mortise and tenon component is provided with a tenon, a positioning plate and a plug pin, the tenon is a dovetail tenon, the tenon and the plug pin are respectively arranged on two end faces of the positioning plate, the tenon and the positioning plate are provided with screw mounting holes, and one side of the positioning plate, which is connected with the tenon, is provided with a positioning boss.

Furthermore, the first connecting rod is a surface pipe, the two side plates extend from the connecting plate to the direction away from the notch, the extending ends of the two side plates are connected with a panel, and convex edges are arranged on the opposite surfaces of the panel and the connecting plate; the two ends of the surface pipe are fixedly connected with the wall surface through the wall body connecting assembly.

Further, wall body coupling assembling includes the back board of burying and follows after bury that the board transversely stretches out be used for inserting the mounting panel of face pipe, after bury and set up two at least through-holes of wearing dress expansion bolts on the board, after bury and be equipped with the dress trim cover on the board, the dress trim cover overlap in face pipe is gone up and is covered outside the mounting panel, after bury the border department of board be equipped with the arch of dress trim cover looks joint.

Furthermore, the first connecting rod is a side column or a cross rod, one side of the connecting plate facing the notch is connected with a C-shaped mounting strip, the two side plates extend from the connecting plate to the direction away from the notch, the extending ends of the two side plates are connected with side plates, and the opposite surfaces of the panel and the connecting plate are provided with limiting steps; the mortise part is provided with a position avoiding groove for avoiding the C-shaped mounting bar, the tenon part is provided with a first plug pin and a second plug pin which are inserted into the first connecting rod, the first plug pin is inserted between the plug bending plate and the side plate and is clamped with the plug bending plate, and the second plug pin is inserted between the side plate and the connecting plate; the bottom of side post passes through ground coupling assembling and ground fixed connection.

Furthermore, the ground connecting assembly comprises a rear buried plate and a sleeve plate which is fixed on the rear buried plate and is inserted into the bottom of the first connecting rod, at least two through holes for penetrating expansion bolts are formed in the rear buried plate, a decorative cover is arranged on the rear buried plate, the decorative cover is sleeved on the first connecting rod and covers the sleeve plate, and a bulge which is clamped with the decorative cover is arranged at the edge of the rear buried plate.

The first connecting rod is a middle column, the two side plates are widened to form wide side plates, the middle parts of the two wide side plates are connected with the two connecting plates, and reinforcing ribs positioned between the two connecting plates are arranged on the inner walls of the wide side plates; the notch is formed between two ends of the two wide side plates, the insertion bending plates which are bent towards the connecting plate are connected to the positions, close to the notches, of the wide side plates, and one side, facing the notches, of the connecting plate is connected with a C-shaped mounting strip; the tenon piece is provided with a first plug pin and a third plug pin which are inserted into the first connecting rod, the first plug pin is inserted between the plug bending plate and the wide side plate and is clamped with the plug bending plate, and the third plug pin is inserted between the two connecting plates; the bottom end of the middle column is fixedly connected with the ground through the ground connecting assembly.

Further, C shape mounting bar has in the second connecting rod, the tenon spare has and inserts the fourth plug pin that two symmetries of second connecting rod set up, C shape mounting bar is located two between the fourth plug pin, the fourth plug pin has the picture peg, the both sides of picture peg are equipped with first butt portion, the picture peg deviates from be equipped with second butt portion on the face of C shape mounting bar, first butt portion with second butt portion respectively with the three wall body looks butt of second connecting rod.

Furthermore, the outer frame of the guardrail is formed by assembling a plurality of first connecting rods through the mortise-tenon connection of the first mortise-tenon components and the mortise-tenon connection of the second mortise-tenon components, and the plurality of second connecting rods are respectively arranged in the first connecting rods through the second mortise-tenon components at intervals.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:

1. the first connecting rod, the second connecting rod is through independent first, second tenon fourth of twelve earthly branches component mortise-tenon joint, first tenon fourth of twelve earthly branches component and head rod sliding fit and mutual joint, at least one side of head rod has the notch, can easily slide a plurality of first tenon fourth of twelve earthly branches component into the head rod along notch length direction, and make the second tenon fourth of twelve earthly branches component that the cartridge is fixed in second connecting rod tip insert the head rod from the notch, insert from the side of the first tenon fourth of twelve earthly branches component that corresponds again and carry out tenon fourth of twelve earthly branches connection, the cartridge of second tenon fourth of twelve earthly branches component and second connecting rod is fixed can install in batches in the mill in advance, each member and the component of guardrail need not to carry out drilling processing, can assemble fast through tenon fourth of twelve earthly branches component and constitute the guardrail.

2. The notches of the first connecting rods are covered by the cover plate, so that the mortise and tenon components can be hidden in the rod pieces, the components are protected, the attractiveness of the guardrail is improved, and the spacing distance between the rod pieces can be limited by the cover plate; the design of the inserting and bending structure in the first connecting rod can be used as a slide way and a clamping structure of the first mortise and tenon joint component and can also be used as a clamping structure of the second mortise and tenon joint component, and the clamping and positioning requirements of the cover plate can be met.

3. The first mortise and tenon components and the second mortise and tenon components are mortise components with mortises and tenon components with tenons, the mortise grooves of the mortise components are arranged along the direction of the sliding grooves formed by the first connecting rods and the bent plates in an inserting mode, the tenon components can be conveniently inserted into the sliding grooves rapidly from the side ends of the mortise components, the dovetail mortise and tenon structure can realize fixed connection in multiple directions, and connecting pieces can be reduced; the arrangement of the inserting pins, the positioning plate and the positioning bosses of the tenon piece can ensure quick and accurate positioning.

4. The face pipe, horizontal pole, side post and the middle post of the frame that the first connecting rod can regard as the guardrail, and each section bar of frame and the grafting foot of assorted tenon spare are according to appearance, intensity and connection demand and distinguish to some extent, but they all have the notch and peg graft the buckling plate, are convenient for through the connection with the tenon fourth of the twelve earthly branches structure that the section bar matches, realize assembling fast of guardrail, and its installation effectiveness is high, and the commonality is good.

5. The C-shaped mounting bars in the first connecting rod and the second connecting rod can improve the connection reliability of the mounting screws of the tenon parts.

6. The connection of each section bar of whole guardrail all assembles fast through independent tenon fourth of twelve earthly branches component, and the guardrail is assembled simply, and work load is little, and the user can install by oneself, does benefit to and reduces expenditure expense.

In conclusion, the utility model has the characteristic of easy assembly.

Drawings

Fig. 1 is a schematic structural view of the fabricated guardrail structure.

Fig. 2 is an exploded schematic view of the assembled guard rail structure.

Fig. 3 is a schematic view of the outer frame connecting structure of the assembled guard rail structure.

Fig. 4 is a structural diagram of a profile with a first connecting rod as a surface pipe.

FIG. 5 is a cross-sectional view of a face tube.

Fig. 6 is a schematic structural diagram of a mortise component.

FIG. 7 is a schematic view of a face tube inserting rivet.

Fig. 8 is a structural diagram of the section bars with the first connecting rods as side columns and cross rods.

FIG. 9 is a cross-sectional view of a side post and cross-bar.

FIG. 10 is a front view of the tenon member inserted into the end of the jamb and cross-member.

Fig. 11 is a bottom view of fig. 10.

Fig. 12 is a perspective view of fig. 10.

FIG. 13 is a schematic view of the assembly of the edge posts with the tongue and cover.

FIG. 14 is a schematic view of the assembly of the cross bar with the mortise and tenon members.

Fig. 15 is a structural schematic diagram of a profile with a first connecting rod as a middle column.

Fig. 16 is a cross-sectional view of the intermediate column.

FIG. 17 is a front view of the tenon member inserted into the end of the center post.

Fig. 18 is a bottom view of fig. 16.

Fig. 19 is a perspective view of fig. 16.

FIG. 20 is a schematic view of the assembly of the center post with the tongue and cover plate.

Fig. 21 is a schematic structural view of a profile with a second connecting rod as a vertical rod.

Fig. 22 is a sectional view of the stem.

Figure 23 is a front view of the tenon inserted at the end of the upright.

Fig. 24 is a bottom view of fig. 21.

Fig. 25 is a perspective view of fig. 21.

Figure 26 is a schematic view of the assembly of the uprights and tenon.

Fig. 27 is a schematic view of a wall attachment assembly.

Fig. 28 is an installation schematic of the wall attachment assembly.

Fig. 29 is a schematic structural view of a ground connection assembly.

Fig. 30 is a schematic view of the installation of the ground connection assembly and the center post.

Detailed Description

The utility model is further described with reference to the following figures and examples.

Referring to fig. 1 to 3, assembled guardrail structure mainly includes the head rod, the second connecting rod, first tenon fourth of twelve earthly branches component, second tenon fourth of twelve earthly branches component, the frame of guardrail is by many head rods through first tenon fourth of twelve earthly branches component and second tenon fourth of twelve earthly branches component mortise-tenon joint, many second connecting rods are connected between the head rod of two interval settings of guardrail frame, the both ends of second connecting rod are through first tenon fourth of twelve earthly branches component and second tenon fourth of twelve earthly branches component and head rod mortise-tenon joint, the guardrail of assembly completion passes through ground coupling assembling 6, location coupling assembling 7 and wall coupling assembling 8 erection fixation are in wall body and subaerial. Wherein, first tenon fourth of twelve earthly branches component is the tenon piece, and second tenon fourth of twelve earthly branches component is fourth of twelve earthly branches piece 13, and the head rod includes face pipe 1 as the guardrail, side column 2, horizontal pole 4 and intermediate column 5, and the notch has been seted up to at least one side of these body of rod to the body of rod is inside to have the grafting structure that can insert tenon piece and fourth of twelve earthly branches piece 13 simultaneously, and the tenon piece cartridge is at the tip of head rod and second connecting rod, and fourth of twelve earthly branches piece 13 slides in the head rod along the grafting structure and with grafting structure looks joint. In other embodiments, the first mortise and tenon component may be a mortise and tenon component, and the second mortise and tenon component may be designed as a corresponding tenon component.

Referring to fig. 4 and 5, the section bar is used as a surface tube 1 of a guardrail, one side of the section bar is provided with a notch 1-5, side plates 1-3 at two sides of the notch 1-5 are connected through a connecting plate 1-2, the connecting plate 1-2 is perpendicular to the side plates 1-3 at two sides, the two side plates 1-3 extend from the connecting plate 1-2 to the direction departing from the notch 1-5, the extending ends of the two side plates 1-3 are connected with a panel 1-1 parallel to the connecting plate 1-2, and two groups of opposite convex edges 1-7 are arranged on the opposite surfaces of the panel 1 and the connecting plate 1-2. The inner walls of the two side plates 1-3 are connected with two symmetrical insertion bending plates 1-4, the insertion bending plates 1-4 are bent inwards towards the connecting plates 1-2, and two ends of the insertion bending plates 1-4 extend to two ends of the section bar 1 respectively. The splicing bending plate 1-4 comprises a connecting part 1-41, a guide part 1-42 and a clamping part 1-43, one side of the connecting part 1-41 is connected with a side plate 1-3, the guide part 1-42 is connected between the other side of the connecting part 1-41 and the clamping part 1-43, the guide part 1-42, the connecting part 1-41 and the clamping part 1-43 are all of a bending structure, the guide part 1-42 is parallel to the side plate 1-3, the guide part 1-42 is perpendicular to the connecting part 1-41 and the clamping part 1-43, and the clamping part 1-43 extends from the guide part 1-42 to the side plate 1-3 to form a clamping hook; the cross section of the connecting part 1-41 is Z-shaped, so that a slot 1-6 with an opening facing to the notch 1-5 is formed between the connecting part 1-41 and the side plate 1-3, and one plate surface of the connecting part 1-41 is close to the notch 1-5 and can be abutted against a cover plate of the notch 1-5 of the sealing cover. The side of the guide part 1-42 facing the side plate 1-3 is also provided with a convex edge 1-7 to improve the strength of the inserted bending plate 1-4.

Referring to fig. 6, the female member 13 has a clamping plate 13-1 and a guide block 13-2, the guide block 13-2 is slidably connected between two opposite insertion bending plates 1-4, the guide block 13-2 is provided with a tongue-and-groove 13-21 arranged along the length direction of the insertion bending plate 1-4, the tongue-and-groove 13-21 is a dovetail groove, two sides of the clamping plate 13-2 are provided with U-shaped insertion parts 13-11 with opposite openings, the clamping parts 1-43 of the insertion bending plates 1-4 are inserted into the U-shaped insertion parts 13-11 of the female member 13, and the U-shaped insertion parts 13-11 are slidably matched with the clamping parts 1-43. The guardrail uses the fourth of twelve earthly branches piece to have two kinds of length, and the long fourth of twelve earthly branches piece is used for with the tenon mortise-tenon joint at 5 both ends of intermediate pillar.

Referring to fig. 7, a plurality of mortise parts 13 and a plurality of long mortise parts 14 are arranged in the face pipe 1, and during installation, the mortise parts 13 and the long mortise parts 14 are inserted into the insertion bending plates 1 to 4, the two insertion bending plates 1 to 4, the insertion bending plates 1 to 4 and the connecting plates 1 to 2 from the end part of the face pipe 1 one by one and slide into the face pipe 1 along the length direction of the insertion bending plates 1 to 4 towards the sectional material.

Referring to fig. 8 and 9, the shown section bar is used as a side column 2 and a cross bar 4 of a guardrail, one side of a connecting plate of the section bar, which faces a notch 2-5, is connected with a C-shaped mounting strip 2-6, two side plates 2-2 extend from the connecting plate 2-2 to the direction deviating from the notch 2-5, the extending ends of the two side plates 2-3 are connected with a side plate 2-1, and the opposite surfaces of the side plate 2-1 and the connecting plate 2-2 are provided with limiting steps 2-7. The side plates 2-2, the connecting plates 2-2 and the inserting bending plates 2-4 are all the same as the surface pipe 1.

The tenon used by the guardrail is designed with tenon parts with different inserting pins according to different matched sectional materials. Fig. 10 to 12 show a first tenon 9 for the jamb 2 and the crossbar 4, the first tenon 9 has a tenon 9-1, a positioning plate 9-2 and a pin, the tenon 9-1 and the pin are respectively disposed on two end faces of the positioning plate 9-2, the tenon 9-1 and the positioning plate 9-2 are provided with screw mounting holes 9-5 corresponding to the C-shaped mounting bars 2-6, the screw mounting holes 9-5 on the tenon 9-1 are counter bores, so that the mounted screws can be completely sunk into the tenon 9-1; the tenon 9-1 is a dovetail tenon, and chamfers which are beneficial to quick insertion are arranged at two ends of the tenon 9-1; one side of the positioning plate 9-2, which is connected with the tenon 9-1, is provided with a positioning boss 9-21, and the width of the positioning boss 9-21 is matched with the distance between two opposite insertion bending plates in each first connecting rod, so as to be beneficial to the quick positioning of the tenon piece. The first tenon part 9 is provided with a first inserting foot 9-3 and a second inserting foot 9-4 which are inserted into the first connecting rod, the first inserting foot 9-3 is inserted between the inserting bent plate 2-4 and the side plate 2-3 and is clamped with the inserting bent plate 2-4, the second inserting foot 9-4 is inserted between the side plate 2-1 and the connecting plate 2-2, and the tail ends of the first inserting foot 9-3 and the second inserting foot 9-4 are provided with chamfers. The first plug-in pin 9-3 is of an L-shaped structure, one side surface of the first plug-in pin is abutted against the connecting plate of the first connecting rod, the side edge of the first plug-in pin is provided with a limiting part 9-31 abutted against the C-shaped mounting strip, and the other side of the first plug-in pin is provided with a buckling part 9-32 buckled with the plug-in bending plate. The first tenon part 9 is provided with two second inserting pins 9-4, the second inserting pins 9-4 are in a concave structure, the openings of the two second inserting pins 9-4 are oppositely arranged, the outer walls of the two sides of the two second inserting pins are respectively in clearance fit with the connecting plate 2-2 and the side plate 2-1, and the panels connecting the two side walls are inserted into the limiting steps 2-7 of the connecting plate 2-2 and the side plate 2-1.

Referring to fig. 13, when the side post 2 is installed, the first inserting leg 9-3 and the second inserting leg 9-4 of the first tenon member 9 are inserted into the inserting bending plate 2-4 of the side post 2, the side plate 2-1 and the limiting cavity of the connecting plate 2-2, the first tenon member 9 is connected with the C-shaped installing bar 2-6 of the side post 2 by using screws, so that the first tenon member 9 is fixed at the upper end of the side post 2, the notch 2-5 of the side post 2 is covered by the cover plate 12, and then the first tenon member 9 of the side post 2 is inserted into the outmost mortise member 13 of the surface tube 1.

Referring to fig. 14, the cross bar 4 and the side posts 2 have the same sectional material structure, when the cross bar 4 is installed, a plurality of mortise parts 13 slide into the cross bar 4 along the insertion bending plate of the cross bar 4, then the first tenon parts 9 are inserted and fixed at the two ends of the cross bar 4, the first tenon part 9 at one end of the cross bar 4 is inserted into the mortise part 13 at the lower part of the side post 2, the other end of the cross bar is inserted into the mortise part 13 at the lower part of the middle post 5 through the other first tenon part 9, so that the cross bar 4 is fixedly connected to the lower parts of the side posts 2 and the middle post 5, and fig. 2 and 3 are shown.

Referring to fig. 15 and 16, the profile shown is used as a middle column 5 of a guardrail, the profile is provided with two notches 5-5 which are arranged back to back, two side plates of the profile 5 are widened to form wide side plates 5-1, the middle parts of the two wide side plates 5-1 are connected with two connecting plates 5-2, and the inner wall of each wide side plate 5-1 is provided with a reinforcing rib 5-6 positioned between the two connecting plates 5-2; two notches 5-5 which are back to back are formed between two ends of the two wide side plates 5-1, the positions, close to the notches 5-5, of the wide side plates 5-1 are respectively connected with an inserting bending plate 5-3 which bends towards the connecting plate 5-2, and one side, facing the corresponding notch 5-5, of each connecting plate 5-2 is connected with a C-shaped mounting strip 5-4. The connecting plate 5-2 and the inserting bending plate 5-3 are the same as the surface pipe 1.

Referring to fig. 17 to 19, a second tenon 10 for a middle column 5 is shown, wherein the lengths of a tenon 10-1, a positioning plate 10-2 and a positioning boss 10-21 of the second tenon 10 are the same as the length of a long mortise 14, and two screw mounting holes 10-5 corresponding to two C-shaped mounting bars 5-1 of the middle column 5 are formed in the tenon 10-1 and the positioning plate 10-2; the second tenon member 10 is provided with two groups of first inserting pins 10-3 and a third inserting pin 10-4, the third inserting pin 10-4 is a cuboid, the tail end of the cuboid is chamfered, the two groups of first inserting pins 10-3 are symmetrically arranged beside two sides of the third inserting pin 10-4, and the third inserting pin 10-4 is the same as the first tenon member 9.

Referring to fig. 20, when the middle column 5 is installed, the first inserting pin 10-3 and the third inserting pin 10-4 of the second tenon 10 are respectively inserted between the inserting bending plate 5-3 and the two connecting plates 5-2 of the middle column 5, each side surface of the third inserting pin 10-4 is respectively abutted against the connecting plate 5-2 and the reinforcing rib 5-6, the second tenon 9 is connected with the two C-shaped mounting bars 5-4 of the middle column 5 by two screws, the second tenon 10 is fixed at the upper end of the middle column 5, the notch 5-5 of the middle column 5 is covered by the cover plate 12, and then the second tenon 10 of the middle column 5 is inserted into the long-mortise 14 of the face pipe 1 to complete the assembly.

Referring to fig. 21 and 22, the shown section bar is used as a vertical rod 3 of a guardrail, the section bar is a square tube, a support bar 3-1 is arranged on one inner wall of the square tube, a C-shaped mounting bar 3-2 is arranged at the tail end of the support bar 3-1, and the C-shaped mounting bar 3-2 is arranged in the middle of the central shaft of the vertical rod 3.

Referring to fig. 23 to 25, a third tenon member 11 for the vertical rod 3 is shown, the third tenon member 11 has two symmetrically arranged fourth plug pins 11-3, the fourth plug pins 11-3 have insert plates 11-31, first abutting portions 11-32 are arranged on two sides of the insert plates 11-31, second abutting portions 11-33 are arranged on the plate surfaces of the insert plates 11-31 departing from the C-shaped mounting bar 3-2, the first abutting portions 11-32 and the second abutting portions 11-33 are perpendicular to the insert plates 11-31, and the first abutting portions 11-32 and the second abutting portions 11-33 are arranged in the direction of departing. When the guardrail is used as a window protection railing, a plurality of second connecting rods are fixedly connected with the window frame through screws, one side of the second connecting rod connected with the window frame is set to be of a cover plate 12 packaging structure for installing the screws connected with the window frame, and therefore one side of the positioning plate 11-2 of the third tenon piece 11 is provided with a position avoiding notch for avoiding positions so as to improve the universality. The tenon 11-1, the positioning boss 11-21 and the screw mounting hole 11-4 of the third tenon part 11 are the same as the first tenon part 9.

Referring to fig. 26, when the vertical rod 3 is installed, the fourth pin 11-3 of the third tenon 11 is inserted into the end of the vertical rod 3, so that the C-shaped mounting bar 3-2 is located between the two fourth pins 11-3, the first abutting portion 11-32 and the second abutting portion 11-33 of the fourth pin 11-3 abut against three walls of the vertical rod 3, respectively, the third tenon 11 is connected with the C-shaped mounting bar 3-2 of the vertical rod 3 by screws, so that the third tenon 11 is fixed at the end of the vertical rod 3. The processes of inserting and fixing screws of the third tenon parts 11 at the two ends of the upright rod 3 are firstly completed on a production line, so that the subsequent assembly work can be reduced.

The guardrail uses ground coupling assembling 6, location coupling assembling 7 and wall coupling assembling 8 to fix with wall body and ground. As shown in fig. 27 and 28, the wall connecting assembly comprises a rear embedded plate 8-1, an expansion bolt 8-2, a T-shaped mounting plate 8-3 and a decorative cover 8-4, wherein a protrusion 8-11 clamped with the decorative cover 8-4 is arranged at the edge of the rear embedded plate 8-1, and two through holes for penetrating and installing the expansion bolt 8-2 are formed in the rear embedded plate 8-1, wherein one through hole is a long hole, so that the mounting and adjustment are convenient; the mounting plate 8-3 is fixed on the inner surface of the rear buried plate 8-1 through screws, the rear buried plate 8-1 is fixed on a wall body through expansion bolts 8-2, the decorative cover 8-4 is sleeved on the surface pipe 1, then the extending end of the mounting plate 8-3 is inserted into the surface pipe 1, the mounting plate 8-3 and the connecting plate 1-2 of the surface pipe 1 are fixedly connected through screws, and then the decorative cover 8-4 is clamped with the rear buried plate 8-1, so that the fixing of the guardrail and the wall body is completed.

Referring to fig. 29 and 30, the ground connection assembly 6 comprises a rear buried plate 6-1, an expansion bolt 6-2, a rectangular sleeve plate 6-3 and a decorative cover 6-4, wherein the rear buried plate 6-1 and the expansion bolt 6-2 are the same as the wall connection assembly 8, the sleeve plate 6-3 is provided with two screw connection holes 6-31 along the length direction of the plate body, and the opposite sides of the two screw connection holes 6-31 to the outer side of the sleeve plate 6-3 are provided with sockets 6-32. When the guardrail is installed, the sleeve plate 6-3 is vertically fixed on the inner surface of the rear embedded plate 6-1 through screws, the rear embedded plate 6-1 is fixed on the ground through expansion bolts 6-2, the decorative cover sleeve 6-4 is installed on the middle column 5, the sleeve plate 6-3 is inserted into the middle column 5, meanwhile, the reinforcing rib 5-6 of the middle column 5 is inserted into the socket 6-32 of the sleeve plate 6-3, after the bottom end of the middle column 5 is abutted against the inner surface of the rear embedded plate 6-1, the decorative cover 6-4 is clamped with the rear embedded plate 6-1, and the middle column 5 of the guardrail can be fixed on the ground. The positioning connecting assembly 7 of the side column 2 and the ground is basically the same as the ground connecting assembly 6 of the middle column 5, only the installation position of the sleeve plate is different from that of the decorative cover, and the sleeve plate in the positioning connecting assembly 7 of the side column 2 is inserted between the connecting plate 2-2 and the side plate 2-1 of the side column 2 for positioning.

This assembled guardrail structure is assembled for exempting from the nail, and the installation is simple, and the user can install by oneself, and after the user provided the size, the trade company only need saw cut a pipe 1 and horizontal pole 4 according to the size can, all the other section bars and connecting piece all are the mark accessory, need not to carry out secondary operation when the installation, and the packing transports the convenience. During installation, the installation positions of the guardrail, the wall body and the ground are determined, and the ground connecting assembly 6, the positioning connecting assembly 7 and the wall surface connecting assembly 8 are respectively installed and fixed on the wall body and the ground; firstly, determining the using number of the side columns 2, the upright columns 3 and the middle columns 5 in the guardrail through the intervals, and arranging the mortise parts 13 and the long mortise parts 14 in a grid manner according to the number to penetrate into the face pipe 1; then, arranging mortise parts 13 inserted into the cross rod 4, wherein the mortise parts 13 of the cross rod 4 correspond to the rest mortise parts 13 of the face tube 1 except for the connecting positions of the side columns 2, and inserting and fixing first tenon parts 9 at two ends of the cross rod 4 for sealing after inserting the mortise parts 13 in the cross rod 4; then, the side column 2 is in mortise-tenon connection with the outermost mortise part 13 of the face tube 1 through the first tenon part 9 inserted and fixed at the top end; and then, the middle column 5 is in mortise-tenon connection with the long mortise 13 through the second tenon 10 fixedly inserted at the top end, the mortise 13 is slid into the lower parts of the side columns 2 and the middle column 5, and the first tenons 9 at the two ends of the cross rod 4 are in mortise-tenon connection with the mortise 13 of the side columns 2 and the middle column 5 respectively, so that the outer frame of the guardrail is obtained through assembling. After the outer frame is fixed on a wall body and the ground, the upright rods 3 are implanted into the outer frame one by one, when the upright rods 3 are implanted, the third tenon parts 11 at two ends of the upright rods 3 are respectively inserted into the face pipe 1 and the cross rods 4, and the third tenon parts 11 are in mortise-tenon connection with the corresponding mortise parts of the face pipe 1 and the cross rods 4; finally, the cover plate 12 is snapped into the rods, the notches of the rods are closed, and the rods are spaced apart from one another by the cover plate 12.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for the convenience of description and simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides an assembled guardrail structure which characterized in that: the connecting device comprises a first connecting rod, a second connecting rod, a first mortise and tenon component and a second mortise and tenon component, wherein the first connecting rod is made of a section bar with at least one side provided with a notch, a plurality of first mortise and tenon components are inserted into the first connecting rod, and the first mortise and tenon components are in sliding fit with the first connecting rod and are clamped with each other; the second mortise and tenon joint component is inserted and fixed at the end part of the second connecting rod, and the second mortise and tenon joint component and the corresponding first mortise and tenon joint component are mutually subjected to mortise and tenon joint from the side surface.

2. The fabricated guardrail structure of claim 1, wherein: the notch is covered with a cover plate; the inner walls of the side plates at two sides of the notch are connected with two symmetrical splicing and bending plates, two ends of each splicing and bending plate respectively extend to two ends of the section bar, the two side plates are connected through a connecting plate, and the splicing and bending plates are bent inwards towards the connecting plate; the splicing and bending plate comprises a connecting part, a guide part and a clamping part, one side of the connecting part is connected with the side plate, the guide part is connected between the other side of the connecting part and the clamping part, and bending structures are arranged among the guide part, the connecting part and the clamping part; and a slot is arranged between the connecting part and the side plate, and the opening of the slot faces the notch.

3. The fabricated guardrail structure of claim 2, wherein: the first mortise and tenon component is a mortise and tenon component, the mortise and tenon component is provided with a guide block and a clamping plate, the guide block is connected between two opposite insertion bending plates in a sliding manner, the guide block is provided with a mortise arranged along the length direction of the insertion bending plates, the mortise is a dovetail mortise, two sides of the clamping plate are provided with U-shaped insertion parts with opposite openings, and the clamping part is inserted into the U-shaped insertion part; the tenon part of the second mortise and tenon component is provided with a tenon, a positioning plate and a plug pin, the tenon is a dovetail tenon, the tenon and the plug pin are respectively arranged on two end faces of the positioning plate, the tenon and the positioning plate are provided with screw mounting holes, and one side of the positioning plate, which is connected with the tenon, is provided with a positioning boss.

4. The fabricated guardrail structure of claim 3, wherein: the first connecting rod is a surface pipe, the two side plates extend from the connecting plate to the direction away from the notch, the extending ends of the two side plates are connected with a panel, and convex edges are arranged on the opposite surfaces of the panel and the connecting plate; the two ends of the surface pipe are fixedly connected with the wall surface through the wall body connecting assembly.

5. The fabricated guardrail structure of claim 4, wherein: wall body coupling assembling includes the back board of burying and follows after bury that the board transversely stretches out be used for inserting the mounting panel of face pipe, after bury and set up two at least through-holes of wearing dress expansion bolts on the board, after bury and be equipped with the dress trim cover on the board, the dress trim cover overlap in face pipe is gone up and is covered outside the mounting panel, after bury the border department of board be equipped with the arch of dress trim cover looks joint.

6. The fabricated guardrail structure of claim 4, wherein: the first connecting rod is a side column or a cross rod, one side of the connecting plate, which faces the notch, is connected with a C-shaped mounting strip, the two side plates extend from the connecting plate in the direction away from the notch, the extending ends of the two side plates are connected with side plates, and the opposite surfaces of the panel and the connecting plate are provided with limiting steps; the mortise part is provided with a position avoiding groove for avoiding the C-shaped mounting bar, the tenon part is provided with a first plug pin and a second plug pin which are inserted into the first connecting rod, the first plug pin is inserted between the plug bending plate and the side plate and is clamped with the plug bending plate, and the second plug pin is inserted between the side plate and the connecting plate; the bottom of side post passes through ground coupling assembling and ground fixed connection.

7. The fabricated guardrail structure of claim 6, wherein: the ground connecting assembly comprises a rear buried plate and a sleeve plate which is fixed on the rear buried plate and is inserted into the bottom of the first connecting rod, at least two through holes for penetrating expansion bolts are formed in the rear buried plate, a decorative cover is arranged on the rear buried plate, the decorative cover is sleeved on the first connecting rod and covers the sleeve plate, and a bulge which is clamped with the decorative cover is arranged at the edge of the rear buried plate.

8. The fabricated guardrail structure of claim 6, wherein: the first connecting rod is a middle column, the two side plates are widened to form wide side plates, the middle parts of the two wide side plates are connected with the two connecting plates, and reinforcing ribs positioned between the two connecting plates are arranged on the inner walls of the wide side plates; the notch is formed between two ends of the two wide side plates, the insertion bending plates which are bent towards the connecting plate are connected to the positions, close to the notches, of the wide side plates, and one side, facing the notches, of the connecting plate is connected with a C-shaped mounting strip; the tenon piece is provided with a first plug pin and a third plug pin which are inserted into the first connecting rod, the first plug pin is inserted between the plug bending plate and the wide side plate and is clamped with the plug bending plate, and the third plug pin is inserted between the two connecting plates; the bottom end of the middle column is fixedly connected with the ground through the ground connecting assembly.

9. The fabricated guardrail structure of claim 3, wherein: the utility model discloses a plug-in connection structure of a plurality of connecting rods, including the second connecting rod, be equipped with the fourth butt pin that two symmetries of second connecting rod set up, the tenon spare has and inserts the fourth butt pin that two symmetries of second connecting rod set up, the C shape mounting strip is located two between the fourth butt pin, the fourth butt pin has the picture peg, the both sides of picture peg are equipped with first butt portion, the picture peg deviates from be equipped with second butt portion on the face of C shape mounting strip, first butt portion with second butt portion respectively with the three wall body looks butt of second connecting rod.

10. The fabricated guardrail structure of any of claims 1-9, wherein: the frame of guardrail is by many the first connecting rod passes through first tenon fourth of twelve earthly branches component with the mortise-tenon joint of second tenon fourth of twelve earthly branches component is assembled and is constituteed, many the second connecting rod passes through second tenon fourth of twelve earthly branches component and sets up with two intervals respectively in the first connecting rod first tenon fourth of twelve earthly branches component mortise-tenon joint.

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