CN112854892A

CN112854892A - Rail guard for construction based on joint formula convenient to detach

Info

Publication number: CN112854892A
Application number: CN202110041280.0A
Authority: CN
Inventors: 后士琴
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-05-28

Abstract

The invention relates to the technical field of building construction protective guards, in particular to a clamping type conveniently-detachable protective guard for building construction. It includes first protection frame, the first joint seat of the equal fixedly connected with in both ends about first protection frame, spacing movable groove has been seted up to first protection frame upper surface, spacing spout has been seted up to spacing movable inslot wall center department, sliding connection has the stopper in the spacing spout, sliding connection has the gag lever post in the stopper, sliding connection has the cursor slide on the first protection frame, it has the scissors fork hinge bar to articulate between two cursor slide, the scissors fork hinge bar lateral wall is close to the position fixedly connected with slider of bottom, first protection frame has the second protection frame through slider sliding connection, first protection frame realizes the regulation of height from top to bottom through the lead screw, and by the joint cooperation of slider and slide bar, the stability of connecting between first protection frame and the second protection frame has been increased, through the regulation to first protection frame height, can realize the demand of readjusting the protective surface of rail guard.

Description

Rail guard for construction based on joint formula convenient to detach

Technical Field

The invention relates to the technical field of building construction protective guards, in particular to a clamping type conveniently-detachable protective guard for building construction.

Background

The protective railings in the prior art are rich in technology and good in protection effect, construction can be guaranteed to be carried out safely, but the protective railings are large in size and occupy extra space when needing to be transported or stored, so that transportation and storage cost is increased, and therefore the protective railing for the building construction needs to be detachable.

The invention aims to provide a clamping type conveniently-detachable protective fence for building construction, which aims to solve the problems that the existing detachable protective fence cannot readjust the protection area of the protective fence according to the field environment and cannot meet the use requirements of different construction site environments.

Disclosure of Invention

The invention aims to provide a clamping type conveniently-detachable protective guard for building construction, which is used for solving the problems in the background technology.

In order to achieve the above object, the present invention provides a conveniently detachable guard rail for building construction based on a clamping connection, including a fixing leg and a protection mechanism installed on the fixing leg, wherein the protection mechanism at least includes:

the left end and the right end of the first protection frame are fixedly connected with first clamping seats, a limiting movable groove is formed in the upper surface of the first protection frame, a limiting sliding groove is formed in the center of the inner wall of the limiting movable groove, a limiting block is connected in the limiting sliding groove in a sliding mode, a limiting rod is connected in the limiting block in a sliding mode, a sliding arm is connected on the first protection frame in a sliding mode, a scissor hinge rod is hinged between the two sliding arms, a sliding block is fixedly connected to the position, close to the bottom, of the side wall of the scissor hinge rod, and the first protection frame is connected with a second protection frame in a sliding mode through the sliding block;

when the protection mechanism of the embodiment is used specifically, when the protection mechanism needs to be lifted, the screw rod is rotated, the screw rod nut at one end of the first protection frame moves up and down along the screw rod, the other end of the first protection frame slides synchronously along the first sliding rod, the first protection frame moves synchronously along with the screw rod nut, and further, the sliding block slides upwards along the positioning sliding groove along with the height of the first protection frame;

further, when needs are right when the scissors hinge lever is folded, promote arbitrary one end the cursor slide to the other end the cursor slide slides, the folding realization of connecting rod structure of scissors hinge lever the whole folding of scissors hinge lever, simultaneously, when scissors hinge lever is folding, the gag lever post passes through the stopper is followed spacing spout slides, through the gag lever post guarantee the stability of scissors hinge lever, and further again, when on the first protection frame when scissors hinge lever is folding, on the second protection frame the scissors hinge lever because the slider with second protection frame joint is fixed, on the second protection frame the synchronous folding of scissors hinge lever realization.

The screw rod nut is fixedly connected with a first connecting arm on one side of the side wall of the screw rod nut, and a first positioning hole is formed in the upper surface of the first connecting arm close to the edge of the right side;

when the screw nut of this embodiment is specifically used, it is right when needs first protection frame is dismantled, twist and move on the first joint seat positioning bolt will screw nut follows first joint seat takes out, can realize right the dismantlement of first protection frame.

One side of the side wall of the upper wedge block is fixedly connected with a second connecting arm, and a second positioning hole is formed in the upper surface of the second connecting arm, close to the edge of the right side;

when the last wedge of this embodiment is when specifically using, it is right when the second protection frame is dismantled, the regulation pole is pulled out downwards, the spring atress compresses, the wedge is in down move down in the fixed slot, will go up the wedge and follow take out in the fixed slot, can realize will the second protection frame is followed dismantle in the first support, in the second support to with the second protection frame dismantles the syntropy.

As a further improvement of this technical scheme, fixed leg includes first support and second support at least, the socket has been seted up to the position that first support right side wall is close to the bottom, T type groove is seted up to first support upper surface, there is the lead screw through bearing fixed mounting in the T type groove, T type groove with socket opening direction is the same, the second support with first support structure is the same, the second support the first slide bar of T type inslot fixed mounting, sliding connection has the movable block on the first slide bar, and is further, the first connecting arm of movable block one side fixedly connected with works as first protection frame one end lead screw nut follows when the lead screw reciprocates, the first protection frame other end is followed first slide bar synchronous sliding.

As a further improvement of the technical scheme, a slide is fixedly connected to the top end of the slide arm, a slide hole is formed in the surface of the side wall of the slide, the slide hole is connected with the first protection frame in a sliding manner, the first protection frame is provided with two slide arms, the slide arms are adjusted in a sliding manner, the slide arms are fixed and telescopic in a scissor hinge rod, further, the second protection frame is connected with two slide arms in a sliding manner, the slide arms are connected with the first protection frame in a sliding manner through the slide, hinge lugs are fixedly connected to the surface of the side wall of the slide arms, the scissor hinge rod is connected with the slide arms in a hinged manner, and the scissor hinge rod is a scissor type telescopic connecting rod.

As a further improvement of the technical scheme, the second protection frame is symmetrically arranged with the first protection frame, second clamping seats are fixedly connected to the left and right ends of the second protection frame, sliding arms are slidably connected to the second protection frame, two scissor hinge rods are hinged and fixed between the sliding arms, second sliding rods are fixedly connected to the side walls of the scissor hinge rods, close to the top, of the positions, the second clamping seats are provided with the same sliding arms and the scissor hinge rods on the first protection frame, and the second clamping seats are connected with the upper wedge blocks in an inserting mode and are fixedly connected with the threads of the positioning bolts.

As a further improvement of the technical scheme, a positioning sliding groove is formed in the surface of the side wall of the second sliding rod, the positioning sliding groove is fixedly connected with the sliding block in a clamped mode, the positioning sliding groove is matched with the sliding block, the first protection frame is connected with the second protection frame in a sliding mode, the positioning sliding groove is matched with the T-shaped groove in length, the sliding block and the second protection frame enable the two scissor hinge rods to be connected synchronously, and when any one of the scissor hinge rods is adjusted in a telescopic mode, the other scissor hinge rod can move in a synchronous telescopic mode.

As a further improvement of the technical scheme, the side wall surface of the second clamping seat is provided with a clamping groove, the upper surface of the second clamping seat is provided with a threaded hole communicated with the clamping groove, the threaded hole is internally threaded with a positioning bolt, the first clamping seat is identical to the second clamping seat in structure, and the upper wedge block is inserted and fixed with the second clamping seat through the second connecting arm, so that the second clamping seat is convenient to detach.

As a further improvement of the technical scheme, the fixed slot that communicates with the socket has been seted up in the first support, fixedly connected with spring on the fixed slot bottom surface, wedge under the top fixedly connected with of spring, wedge lateral wall fixedly connected with adjusts the pole on the surface down, first support lateral wall surface is close to socket bottom edge has seted up the adjustment tank, adjust the pole with adjustment tank looks adaptation, adjustment tank length with wedge size looks adaptation down.

As a further improvement of the technical scheme, the upper wedge block is matched with the lower wedge block, the size of the upper wedge block is matched with the socket, the upper wedge block is fixedly connected with the second clamping seat through the positioning bolt, the size of the second connecting arm is matched with the size of the clamping groove, and the upper wedge block is fixedly connected with the lower wedge block in a clamping manner.

As a further improvement of the technical scheme, the lead screw is in threaded connection with the lead screw nut, the lead screw nut is fixedly connected with the first clamping seat through the first connecting arm, and the lead screw nut can move up and down along with the rotation of the lead screw, so that the upper height and the lower height of the protection mechanism can be adjusted.

As a further improvement of the technical scheme, the scissors hinge rod is of a scissors connecting rod structure, which can meet the requirement of telescopic folding of the scissors hinge rod, and is convenient to carry, the top end of the scissors hinge rod is fixedly connected with a plurality of limiting rods, the limiting rods are connected with limiting blocks in a sliding manner, and the limiting blocks are right to play a role in limiting and fixing the limiting rods, and are in sliding connection in the limiting sliding grooves to guarantee the stability of the scissors hinge rod during folding and sliding.

Compared with the prior art, the invention has the beneficial effects that:

1. in the protective guard for building construction based on the clamping type convenient disassembly, the upper wedge block and the lower wedge block are matched in a clamping manner through the upper wedge block and the lower wedge block, so that the second protective frame is convenient to disassemble and assemble.

2. In this rail guard for construction based on joint formula convenient to detach, through first connecting arm and the first joint seat that sets up, first connecting arm and first joint seat are through the cooperation of pegging graft, conveniently realize dismantling first protection frame.

3. In this rail guard for construction based on joint formula convenient to detach, through the first protection frame that sets up, height's regulation about the lead screw is realized to first protection frame to by the joint cooperation of slider and second slide bar, increased the stability of connecting between first protection frame and the second protection frame, through the regulation to first protection frame height, can realize carrying out the demand of readjusting to the protective area of rail guard.

4. In this rail guard for construction based on joint formula convenient to detach, through the cursor slide that sets up, realize cutting the folding and tensile of fork hinge bar through the cursor slide, conveniently adjust the effective protection area of fork hinge bar on first protection frame and second protection frame.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic structural view of the protection mechanism of embodiment 1 in an extended state;

FIG. 3 is a partially exploded view of the guard mechanism of embodiment 1;

FIG. 4 is a schematic view of a first frame structure according to embodiment 1;

FIG. 5 is one of schematic cross-sectional views of a first bracket according to embodiment 1;

FIG. 6 is a schematic structural view of a feed screw nut according to embodiment 1;

FIG. 7 is a second cross-sectional view of the first bracket of embodiment 1;

FIG. 8 is an enlarged view of structure A of example 1;

FIG. 9 is a schematic structural view of a first protection frame according to embodiment 1;

FIG. 10 is an enlarged schematic view of structure B of example 1;

FIG. 11 is a schematic cross-sectional view of the first protection frame of embodiment 1;

FIG. 12 is an enlarged schematic view of structure C of example 1;

FIG. 13 is a schematic view showing a second protective frame according to embodiment 1;

FIG. 14 is a schematic view of a slide bar structure of example 1;

FIG. 15 is a cross-sectional view of the slide bar of example 1;

FIG. 16 is a second structural view of the second protection frame of embodiment 1;

fig. 17 is an enlarged schematic view of structure D of example 1.

The various reference numbers in the figures mean:

1. a fixed leg; 101. a first bracket; 102. a second bracket; 103. a T-shaped groove; 104. a socket; 1041. fixing grooves; 1042. an adjustment groove; 105. a screw rod; 106. a first slide bar;

2. a protection mechanism; 201. a first protective frame; 2011. a limiting movable groove; 2012. a limiting chute; 202. a slide arm; 2021. a hinge ear; 203. a slide base; 2031. a slide hole; 204. a scissor hinge bar; 2041. a limiting rod; 2042. a limiting block; 205. a first clamping seat; 206. a slider; 207. a second protective frame; 2071. a second slide bar; 2072. positioning the chute; 2073. positioning the bolt; 2074. a second clamping seat; 2075. a card slot; 2076. a threaded hole; 208. a feed screw nut; 2081. a first connecting arm; 2082. a first positioning hole;

3. a lower wedge block; 301. a spring; 302. adjusting a rod;

4. an upper wedge block; 401. a second connecting arm; 4011. and a second positioning hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

Referring to fig. 1 to 17, an object of the present embodiment is to provide a conveniently detachable guard rail for building construction based on a snap-in type, which includes a fixing leg 1 and a protection mechanism 2 installed on the fixing leg 1, wherein the protection mechanism 2 at least includes:

the left end and the right end of the first protection frame 201 are fixedly connected with a first clamping seat 205, the upper surface of the first protection frame 201 is provided with a limiting movable groove 2011, the center of the inner wall of the limiting movable groove 2011 is provided with a limiting sliding groove 2012, the limiting sliding groove 2012 is connected with a limiting block 2042 in a sliding manner, the limiting block 2042 is connected with a limiting rod 2041 in a sliding manner, the first protection frame 201 is connected with a sliding arm 202 in a sliding manner, a scissor hinge rod 204 is hinged between the two sliding arms 202, the position, close to the bottom, of the side wall of the scissor hinge rod 204 is fixedly connected with a sliding block 206, and the first protection frame 201 is connected with a second protection frame 207 in a sliding manner;

when the protection mechanism 2 of this embodiment is specifically used, when the protection mechanism 2 needs to be lifted, the lead screw 105 is rotated, the lead screw nut 208 at one end of the first protection frame 201 moves up and down along the lead screw 105, the other end of the first protection frame 201 slides synchronously along the first sliding rod 106, the first protection frame 201 moves synchronously with the lead screw nut 208, and further, the slide block 206 slides upwards along the positioning slide groove 2072 along with the height of the first protection frame 201;

further, when the scissors hinge rod 204 needs to be folded, the slide arm 202 at any end is pushed to slide towards the slide arm 202 at the other end, the connecting rod structure of the scissors hinge rod 204 is folded to realize the overall folding of the scissors hinge rod 204, meanwhile, when the scissors hinge rod 204 is folded, the limiting rod 2041 slides along the limiting sliding groove 2012 through the limiting block 2042, the stability of the scissors hinge rod 204 is ensured through the limiting rod 2041, and further, when the scissors hinge rod 204 on the first protection frame 201 is folded, the scissors hinge rod 204 on the second protection frame 207 is fixed with the second protection frame 207 through the sliding block 206 in a clamping manner, and the scissors hinge rod 204 on the second protection frame 207 realizes the synchronous folding.

One side of the side wall of the screw rod nut 208 is fixedly connected with a first connecting arm 2081, and a first positioning hole 2082 is formed in the upper surface of the first connecting arm 2081, which is close to the edge of the right side;

when the screw nut 208 of this embodiment is used specifically, when the first protection frame 201 needs to be disassembled, the positioning bolt 2073 on the first clamping seat 205 is screwed, and the screw nut 208 is taken out from the first clamping seat 205, so that the first protection frame 201 can be disassembled.

One side of the side wall of the upper wedge block 4 is fixedly connected with a second connecting arm 401, and a second positioning hole 4011 is formed in the upper surface of the second connecting arm 401, close to the edge of the right side;

when the upper wedge block 4 of this embodiment is used specifically, when the second protection frame 207 is detached, the adjusting rod 302 is pulled downward, the spring 301 is compressed under force, the lower wedge block 3 moves downward in the fixing groove 1041, and the upper wedge block 4 is taken out from the fixing groove 1041, so that the second protection frame 207 can be detached from the first support 101, and the second support 102 is detached from the second protection frame 207 in the same manner.

The fixed leg 1 at least comprises a first support 101 and a second support 102, a socket 104 is formed in the position, close to the bottom, of the right side wall of the first support 101, a T-shaped groove 103 is formed in the upper surface of the first support 101, a screw rod 105 is fixedly mounted in the T-shaped groove 103 through a bearing, the opening direction of the T-shaped groove 103 is the same as that of the socket 104, the second support 102 is the same as that of the first support 101, a first sliding rod 106 is fixedly mounted in the T-shaped groove 103 of the second support 102, a movable block is connected to the first sliding rod 106 in a sliding mode, further, a first connecting arm 2081 is fixedly connected to one side of the movable block, and when a screw nut 208 at one end of the first protection frame 201 moves up and down along the screw rod 105, the other end of the first.

In addition, the top end of the sliding arm 202 is fixedly connected with a sliding base 203, the surface of the side wall of the sliding base 203 is provided with a sliding hole 2031, the sliding hole 2031 is slidably connected with the first protection frame 201, the first protection frame 201 is provided with two sliding arms 202, the fixing and telescopic adjustment of the scissors articulated rod 204 are realized through the two sliding arms 202, further, the second protection frame 207 is slidably connected with the two sliding arms 202, the sliding arms 202 are slidably connected with the first protection frame 201 through the sliding base 203, the surface of the side wall of the sliding arms 202 is fixedly connected with an articulated lug 2021, the scissors articulated rod 204 is hinged and fixed with the sliding arms 202 through the articulated lug 2021, and the scissors articulated rod 204 adopts scissors type telescopic connecting rods.

Besides, the second protection frame 207 and the first protection frame 201 are symmetrically arranged, the left end and the right end of the second protection frame 207 are fixedly connected with a second clamping seat 2074, the second protection frame 207 is connected with a sliding arm 202 in a sliding manner, a shear fork hinge rod 204 is hinged and fixed between the two sliding arms 202, the position, close to the top, of the side wall of the shear fork hinge rod 204 is fixedly connected with a second sliding rod 2071, the second protection frame 207 is provided with the sliding arm 202 and the shear fork hinge rod 204 which are the same as those of the first protection frame 201, and the second clamping seat 2074 is spliced with the upper wedge block 4 and is fixedly connected with the upper wedge block through a positioning bolt 2073 in a threaded manner.

Specifically, a positioning chute 2072 has been seted up on the lateral wall surface of the second slide bar 2071, the positioning chute 2072 is fixed with the slider 206 joint, the positioning chute 2072 is adapted to the slider 206, the first protection frame 201 is connected with the second protection frame 207 through the slider 206 in a sliding manner, the length of the positioning chute 2072 is adapted to the length of the T-shaped groove 103, the two scissors hinge rods 204 are connected in synchronization through the slider 206 and the second protection frame 207, and when any one of the scissors hinge rods 204 is adjusted in a telescopic manner, the other scissors hinge rod 204 can move in a telescopic manner in synchronization.

Further, draw-in groove 2075 has all been seted up on second joint seat 2074 lateral wall surface, and second joint seat 2074 upper surface sets up the screw hole 2076 with draw-in groove 2075 intercommunication, and screw hole 2076 female connection has positioning bolt 2073, and first joint seat 205 is the same with second joint seat 2074 structure, goes up wedge 4 and pegs graft fixedly convenient to detach through second linking arm 401 and second joint seat 2074.

Still further, a fixing groove 1041 communicated with the socket 104 is formed in the first support 101, a spring 301 is fixedly connected to the bottom surface of the fixing groove 1041, a lower wedge 3 is fixedly connected to the top end of the spring 301, an adjusting rod 302 is fixedly connected to the surface of the side wall of the lower wedge 3, an adjusting groove 1042 is formed in the surface of the side wall of the first support 101, which is close to the bottom edge of the socket 104, the adjusting rod 302 is matched with the adjusting groove 1042, and the length of the adjusting groove 1042 is matched with the size of the lower wedge 3.

The upper wedge block 4 is matched with the lower wedge block 3, the size of the upper wedge block 4 is matched with the socket 104, the upper wedge block 4 is fixedly connected with the second clamping seat 2074 through a positioning bolt 2073, the size of the second connecting arm 401 is matched with the size of the clamping groove 2075, the upper wedge block 4 is fixedly clamped with the lower wedge block 3, and when the lower wedge block 3 is in an initial state, the upper wedge block 4 is clamped in the fixing groove 1041 through the lower wedge block 3, so that the second protection frame 207 is fixed.

In addition, the lead screw 105 is in threaded connection with the lead screw nut 208, the lead screw nut 208 is fixedly connected with the first clamping seat 205 through the first connecting arm 2081, and the lead screw nut 208 can rotate with the lead screw 105 to move up and down, so that the up-and-down height of the protection mechanism 2 can be adjusted.

Specifically, cut fork articulated rod 204 for cutting fork connecting rod structure, can satisfy the flexible folding demand of cutting fork articulated rod 204, convenient to carry, cut a plurality of gag lever posts 2041 of fork articulated rod 204 top fixedly connected with, gag lever post 2041 and stopper 2042 sliding connection play spacing fixed effect to gag lever post 2041 through stopper 2042, stopper 2042 sliding connection in spacing spout 2012, stability when the guarantee is cut fork articulated rod 204 and is folded and slide.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Rail guard for construction based on joint formula convenient to detach, its characterized in that: including fixed leg (1) and install safeguard mechanism (2) on fixed leg (1), at least include in safeguard mechanism (2):

the protective device comprises a first protective frame (201), wherein the left end and the right end of the first protective frame (201) are fixedly connected with a first clamping seat (205), a limiting movable groove (2011) is formed in the upper surface of the first protective frame (201), a limiting sliding groove (2012) is formed in the center of the inner wall of the limiting movable groove (2011), a limiting block (2042) is connected in the limiting sliding groove (2012) in a sliding mode, a limiting rod (2041) is connected in the limiting block (2042) in a sliding mode, a sliding arm (202) is connected in the first protective frame (201) in a sliding mode, a scissor hinge rod (204) is hinged between the two sliding arms (202), a sliding block (206) is fixedly connected to the position, close to the bottom, of the side wall of the scissor hinge rod (204), and a second protective frame (207) is connected in the first protective frame (201) in a;

the screw rod nut (208), one side of the side wall of the screw rod nut (208) is fixedly connected with a first connecting arm (2081), and a first positioning hole (2082) is formed in the upper surface of the first connecting arm (2081) close to the edge of the right side;

go up wedge (4), go up wedge (4) lateral wall one side fixedly connected with second linking arm (401), second locating hole (4011) has been seted up near right side edge to second linking arm (401) upper surface.

2. The building construction guard rail based on clamping type convenient to detach according to claim 1, characterized in that: fixed leg (1) includes first support (101) and second support (102) at least, socket (104) have been seted up to the position that first support (101) right side wall is close to the bottom, T type groove (103) are seted up to first support (101) upper surface, there is lead screw (105) through bearing fixed mounting in T type groove (103), T type groove (103) with socket (104) opening direction is the same, second support (102) with first support (101) structure is the same, second support (102) first slide bar (106) of T type groove (103) internal fixed mounting.

3. The building construction guard rail based on clamping type convenient to detach according to claim 2, characterized in that: the top end of the sliding arm (202) is fixedly connected with a sliding seat (203), a sliding hole (2031) is formed in the surface of the side wall of the sliding seat (203), the sliding arm (202) is connected with the first protection frame (201) in a sliding mode through the sliding seat (203), a hinge lug (2021) is fixedly connected to the surface of the side wall of the sliding arm (202), and the scissors hinge rod (204) is hinged and fixed with the sliding arm (202) through the hinge lug (2021).

4. The building construction guard rail based on clamping type convenient to detach according to claim 3, characterized in that: second protection frame (207) with first protection frame (201) symmetry sets up, both ends fixedly connected with second joint seat (2074) about second protection frame (207), sliding connection has cursor slide (202) on second protection frame (207), two articulated between cursor slide (202) are fixed with scissors articulated rod (204), the lateral wall of scissors articulated rod (204) is close to the position fixedly connected with second slide bar (2071) at top.

5. The building construction guard rail based on clamping type convenient to detach according to claim 4, characterized in that: the surface of the side wall of the second sliding rod (2071) is provided with a positioning sliding groove (2072), the positioning sliding groove (2072) is clamped and fixed with the sliding block (206), the first protection frame (201) is in sliding connection with the second protection frame (207) through the sliding block (206), and the length of the positioning sliding groove (2072) is matched with the length of the T-shaped groove (103).

6. The building construction guard rail based on clamping type convenient to detach according to claim 5, characterized in that: draw-in groove (2075) have all been seted up on second joint seat (2074) lateral wall surface, second joint seat (2074) upper surface seted up with screw hole (2076) of draw-in groove (2075) intercommunication, screw hole (2076) female connection has positioning bolt (2073), first joint seat (205) with second joint seat (2074) structure is the same.

7. The building construction guard rail based on clamping type convenient to detach according to claim 6, characterized in that: seted up in first support (101) with fixed slot (1041) of socket (104) intercommunication, fixed slot (1041) bottom fixedly connected with spring (301) on the surface, wedge (3) under the top fixedly connected with of spring (301), wedge (3) lateral wall fixedly connected with down adjusts pole (302) on the surface, first support (101) lateral wall surface is close to regulation groove (1042) have been seted up to socket (104) bottom edge.

8. The building construction guard rail based on clamping type convenient to detach according to claim 7, characterized in that: the upper wedge block (4) is matched with the lower wedge block (3), the size of the upper wedge block (4) is matched with the socket (104), and the upper wedge block (4) is fixedly connected with the second clamping seat (2074) through the positioning bolt (2073).

9. The building construction guard rail based on clamping type convenient to detach according to claim 2, characterized in that: the lead screw (105) is in threaded connection with the lead screw nut (208), and the lead screw nut (208) is fixedly connected with the first clamping seat (205) through the first connecting arm (2081).

10. The building construction guard rail based on clamping type convenient to detach according to claim 4, characterized in that: cut fork articulated arm (204) and be cut fork connecting rod structure, it is a plurality of to cut fork articulated arm (204) top fixedly connected with gag lever post (2041), gag lever post (2041) with stopper (2042) sliding connection.