CN218375091U

CN218375091U - Safety device is used in house construction

Info

Publication number: CN218375091U
Application number: CN202221943148.5U
Authority: CN
Inventors: 高翔; 张书铭
Original assignee: Jiangsu Henghui Engineering Detection Co ltd
Current assignee: Jiangsu Henghui Engineering Detection Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-01-24
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a safety device for house construction relates to house construction protector field, set up the protection frame in propeller strut top side including the activity, prevent moving back the subassembly, and spacing subassembly, prevent moving back the subassembly and set up the ratchet in propeller strut side top including the activity, the pawl, and the inside briquetting of elastic connection in propeller strut side, the briquetting produces elastic pressure to the pawl, and presses the briquetting to the ratchet, the fixed setting in the side of ratchet of protection frame, spacing subassembly is including fixed connecting axle that sets up in briquetting one side, the kelly of briquetting one end is kept away from at the connecting axle to elastic connection. The utility model discloses in, through opening the protection frame, the different tooth's socket of pawl and ratchet this moment meshes, plays the ratchet and prevents moving back the effect for the protection frame can not rotate downwards, is convenient for support the protection frame, enough supports the human body, protects the human body simultaneously, and is safer when using people's word frame.

Description

Safety device is used in house construction

Technical Field

The utility model relates to a house construction protector field, in particular to safety device is used in house construction.

Background

The house construction usually is that work such as building by laying bricks or stones, decoration and finishing in the house, in the construction of house, need work in house higher department, need use the double ladder this moment usually, ladder bar and ground around the double ladder constitute an isosceles triangle, have better stability.

When the existing herringbone ladder is used, a human body generally needs to lean against the surface of the ladder to work. If the user holds the ladder by hands during the process of working by inclining the human body outwards, the user is easy to stand and unstable, and the user has the risk of falling from the ladder. Therefore, the herringbone ladder has weak protection capability on human bodies.

Therefore, the existing herringbone ladder has the problem of poor protection capability on human bodies, and therefore, the safety protection device for house construction is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a safety device for house construction, which can effectively solve the problem of the existing herringbone ladder in the background art that the protection capability to the human body is not strong.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a safety protection device for house construction comprises a protection frame movably arranged on the side face above a propeller strut, an anti-retreat assembly and a limiting assembly;

the anti-back component comprises a ratchet wheel, a pawl and a pressing block, the ratchet wheel and the pawl are movably arranged above the side face of the propeller strut, the pressing block is elastically connected to the inner side of the side face of the propeller strut, the pressing block generates elastic pressure on the pawl and presses the pressing block to the ratchet wheel, and the protection frame is fixedly arranged on the side face of the ratchet wheel; the pawl and the ratchet wheel are matched and meshed together, the protective frame is rotated upwards during use to open the protective frame, different tooth sockets of the pawl and the ratchet wheel are meshed to prevent the ratchet wheel from retreating, the ratchet wheel cannot rotate reversely, the protective frame cannot rotate downwards, the protective frame is convenient to support, a human body can work in the protective frame, the protective frame can be held by hands or leant against the protective frame during work, and the protective frame serves as an acting point and can support the human body; meanwhile, the protective frame can protect the human body, is not easy to drop, and is safer when the character frame is used.

Preferably, the limiting assembly comprises a connecting shaft fixedly arranged on one side of the pressing block and a clamping rod elastically connected to one end, far away from the pressing block, of the connecting shaft, and a bayonet matched with the clamping rod is formed in the herringbone frame. The position of briquetting is adjusted through removing the connecting axle, and kelly and bayonet socket block can carry on spacingly to the briquetting for the briquetting leaves the pawl, and the pawl does not receive the pressure of piece this moment, rotates the ratchet in-process, and the pawl receives gravity downwardly rotating, and the ratchet separation makes ratchet ability antiport, makes protection frame can draw in.

Preferably, an inner groove is formed in the upper portion of the side face of the propeller strut, the pawl is movably arranged inside the inner groove, the anti-moving assembly further comprises a positioning pipe and a first spring, the positioning pipe is fixedly arranged inside the inner groove, one end, far away from the pawl, of the pressing block is movably arranged inside the positioning pipe, the first spring is sleeved on the side face of the pressing block, one end of the pressing block is in press fit with the end portion of the positioning pipe, and the other end of the pressing block is in press fit with the side face of the pressing block. The locating tube is convenient for fix a position the briquetting for the briquetting is directional under first spring action and removes, presses the pawl to the ratchet, prevents that the ratchet from returning. Meanwhile, the pressing block is subjected to position adjustment, so that the pawl and the ratchet wheel are separated conveniently, the ratchet wheel is retracted conveniently, and the protection frame can be folded.

The anti-retreat assembly further comprises a ball movably arranged in the pressing block and far away from the inner part of one end of the positioning pipe, and the ball and one side of the pawl are pressed. The pressing block is prevented from being directly contacted with the pawl to cause abrasion.

Preferably, the pressing block and the positioning pipe are of arc structures integrally, and the circle center of the pressing block is the same as the rotating axis of the pawl. When the protection frame rotates upwards, the ratchet wheel rotates simultaneously, the pawl rotates in the same way in the rotation process of the ratchet wheel, the pressing block is pushed to move, the pawl and the pressing block move synchronously in the process, and relative displacement is not easy to occur.

Preferably, the limiting assembly further comprises a sleeve movably arranged at one end, far away from the pressing block, of the connecting shaft and a second spring arranged inside the sleeve, the sleeve is sleeved at the end portion of the connecting shaft, and the second spring and the end, far away from the pressing block, of the connecting shaft are pressed in a pressing mode. The clamping rod is fixedly arranged on the side face of the sleeve, the sleeve is moved, the clamping rod is clamped into the bayonet, and the pressing block is subjected to position adjustment and limiting.

Preferably, a connecting block is fixedly arranged on the side surface of the propeller strut, and the ratchet wheel is movably arranged in the connecting block. The ratchet wheel is convenient to install.

Preferably, the whole protection frame is of a U-shaped structure.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the pawl and the ratchet wheel are matched and meshed together, the protective frame is rotated upwards during use, so that the protective frame is opened, the tooth sockets of the pawl and the ratchet wheel are meshed at the moment, the ratchet wheel is prevented from moving backwards, the ratchet wheel is prevented from rotating reversely, the protective frame is prevented from rotating downwards, the protective frame is convenient to support, a human body is positioned in the protective frame to work, the protective frame can be held by hands or leaned on the protective frame during working, and the protective frame serves as an acting point and can support the human body; meanwhile, the protective frame can protect the human body and is not easy to fall off, and the user can use the character frame more safely.

Drawings

FIG. 1 is a perspective view of a safety guard for house construction according to the present invention;

FIG. 2 is an enlarged view of the safety guard for house construction at A in FIG. 1;

FIG. 3 is a front cross-sectional view of the safety guard for house construction of the present invention;

FIG. 4 is an enlarged view of the safety guard for house construction at B in FIG. 3;

FIG. 5 is an enlarged view of the safety guard for house construction at C in FIG. 4;

figure 6 is the utility model discloses a safety device's spacing subassembly horizontal cross-section for house construction.

In the figure: 1. a herringbone frame; 2. a protective frame; 3. a ratchet wheel; 4. a pawl; 5. briquetting; 6. a connecting shaft; 7. a clamping rod; 8. a bayonet; 9. a positioning tube; 10. a first spring; 11. a ball bearing; 12. a sleeve; 13. a second spring; 14. and (7) connecting the block.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-6, the utility model relates to a safety protection device for house construction, which comprises a protection frame 2 movably arranged on the side surface above a propeller strut 1, a retreat prevention component and a limit component;

the anti-back component comprises a ratchet wheel 3 movably arranged above the side face of the propeller strut 1, a pawl 4 and a pressing block 5 elastically connected inside the side face of the propeller strut 1, the pressing block 5 generates elastic pressure on the pawl 4 and presses the pressing block 5 to the ratchet wheel 3, and the protection frame 2 is fixedly arranged on the side face of the ratchet wheel 3; the pawl 4 and the ratchet wheel 3 are matched and meshed together, when the protective frame 2 is used, the protective frame 2 is opened, different tooth sockets of the pawl 4 and the ratchet wheel 3 are meshed, the ratchet wheel 3 is prevented from retreating, the ratchet wheel 3 cannot rotate reversely, the protective frame 2 cannot rotate downwards, the protective frame 2 is convenient to support, a human body is located inside the protective frame 2 to work, the human body can work by holding the protective frame 2 by hands or leaning against the protective frame 2 during working, the protective frame 2 serves as an acting point and can support the human body, and the human body can stand stably; meanwhile, the protective frame 2 can protect the human body and is not easy to fall off, and the user can use the character frame 1 more safely.

The limiting assembly comprises a connecting shaft 6 fixedly arranged on one side of the pressing block 5 and a clamping rod 7 elastically connected to one end, far away from the pressing block 5, of the connecting shaft 6, and a bayonet 8 matched with the clamping rod 7 is formed in the propeller strut 1. The position of the pressing block 5 is adjusted by moving the connecting shaft 6, the clamping rod 7 and the bayonet 8 are clamped to limit the pressing block 5, so that the pressing block 5 leaves the pawl 4, the pawl 4 is not pressed by the pressure of the pressing block 5, the pawl 4 rotates downwards under the action of gravity when the ratchet wheel 3 is rotated, the ratchet wheel 3 is separated from the ratchet wheel 3, the ratchet wheel 3 can rotate reversely, the protection frame 2 can rotate reversely, and the protection frame 2 can be folded.

Wherein, the inside groove has been seted up to the side top of propeller strut 1, and pawl 4 activity sets up in the inside of inside groove, prevents moving back the subassembly and still includes registration arm 9, first spring 10, and registration arm 9 is fixed to be set up in the inside of inside groove, and the movable setting of one end that pawl 4 was kept away from to briquetting 5 is in the inside of registration arm 9, and first spring 10 cover is established in the side of briquetting 5, and one end and 9 tip pressfittings of registration arm, and the other end pressfittings is in the side of briquetting 5. The positioning tube 9 is convenient for positioning the pressing block 5, so that the pressing block 5 moves directionally under the action of the first spring 10, the pawl 4 is pressed to the ratchet 3, and the ratchet 3 is prevented from returning. Meanwhile, the position of the pressing block 5 is adjusted, so that the pawl 4 is separated from the ratchet wheel 3, the ratchet wheel 3 is retracted conveniently, and the protection frame 2 can be folded.

The anti-retreat assembly further comprises a ball 11 movably arranged in one end, far away from the positioning tube 9, of the pressing block 5, and the ball 11 is in press fit with one side of the pawl 4. The pressing block 5 is prevented from being directly contacted with the pawl 4 to cause abrasion.

Wherein, the whole of the pressing block 5 and the positioning tube 9 are both arc-shaped structures, and the circle center is the same as the rotating axis of the pawl 4. When the protection frame 2 rotates upwards, the ratchet wheel 3 rotates simultaneously, the pawl 4 rotates in the rotation process of the ratchet wheel 3, the pressing block 5 is pushed to move, the pawl 4 and the pressing block 5 move synchronously in the process, and relative displacement is not easy to occur.

The limiting assembly further comprises a sleeve 12 and a second spring 13, the sleeve 12 is movably arranged at one end, far away from the pressing block 5, of the connecting shaft 6, the second spring 13 is arranged inside the sleeve 12, the sleeve 12 is sleeved at the end portion of the connecting shaft 6, and the second spring 13 and the connecting shaft 6 are pressed at one end, far away from the pressing block 5. The clamping rod 7 is fixedly arranged on the side face of the sleeve 12, and the sleeve 12 is moved, so that the clamping rod 7 is clamped into the bayonet 8, and the pressing block 5 is subjected to position adjustment and limitation.

Wherein, the side of the propeller strut 1 is fixedly provided with a connecting block 14, and the ratchet wheel 3 is movably arranged in the connecting block 14. Facilitating the mounting of the ratchet 3.

Wherein, the whole protection frame 2 is of a U-shaped structure.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a safety device is used in house construction which characterized in that: comprises a protective frame (2) movably arranged on the side surface above a propeller strut (1), an anti-retreat component and a limiting component;

the anti-retreat assembly comprises a ratchet wheel (3) movably arranged above the side face of the A-bracket (1), a pawl (4) and a pressing block (5) elastically connected to the inside of the side face of the A-bracket (1), the pressing block (5) generates elastic pressure on the pawl (4) and presses the pressing block (5) to the ratchet wheel (3), and the protection frame (2) is fixedly arranged on the side face of the ratchet wheel (3);

the limiting assembly comprises a connecting shaft (6) fixedly arranged on one side of the pressing block (5) and a clamping rod (7) elastically connected to one end, far away from the pressing block (5), of the connecting shaft (6), and a bayonet (8) matched with the clamping rod (7) is formed in the herringbone frame (1).

2. The safety device for house construction according to claim 1, wherein: the anti-moving component is characterized in that an inner groove is formed in the upper portion of the side face of the propeller strut (1), the pawl (4) is movably arranged in the inner groove, the anti-moving component further comprises a positioning pipe (9) and a first spring (10), the positioning pipe (9) is fixedly arranged in the inner groove, one end of the pressing block (5), far away from the pawl (4), is movably arranged in the positioning pipe (9), the first spring (10) is sleeved on the side face of the pressing block (5), one end of the pressing block is in press fit with the end portion of the positioning pipe (9), and the other end of the pressing block is in press fit with the side face of the pressing block (5).

3. The safety device for house construction according to claim 1, characterized in that: the anti-retreat assembly further comprises a ball (11) movably arranged in one end, far away from the positioning pipe (9), of the pressing block (5), and the ball (11) and one side of the pawl (4) are pressed.

4. The safety device for house construction according to claim 1, characterized in that: the pressing block (5) and the positioning pipe (9) are integrally of arc-shaped structures, and the circle center of the pressing block is the same as the rotating axis of the pawl (4).

5. The safety device for house construction according to claim 1, characterized in that: the limiting assembly further comprises a sleeve (12) movably arranged at one end, far away from the pressing block (5), of the connecting shaft (6) and a second spring (13) arranged inside the sleeve (12), the sleeve (12) is sleeved at the end portion of the connecting shaft (6), and the second spring (13) and the connecting shaft (6) are pressed at one end, far away from the pressing block (5).

6. The safety device for house construction according to claim 1, wherein: the side surface of the propeller strut (1) is fixedly provided with a connecting block (14), and the ratchet wheel (3) is movably arranged in the connecting block (14).

7. The safety device for house construction according to claim 1, characterized in that: the whole protection frame (2) is of a U-shaped structure.