CN220395381U

CN220395381U - Rail guard for building engineering

Info

Publication number: CN220395381U
Application number: CN202323604663.8U
Authority: CN
Inventors: 商艳
Original assignee: Shaanxi Provincial Construction Engineering Cost Service Center
Current assignee: Shaanxi Provincial Construction Engineering Cost Service Center
Priority date: 2023-12-28
Filing date: 2023-12-28
Publication date: 2024-01-26
Anticipated expiration: 2033-12-28

Abstract

The utility model relates to the technical field of engineering protection, and discloses a protective fence for constructional engineering, which comprises two lower brackets and two upper brackets, wherein one sides of the two lower brackets, which are opposite to the two upper brackets, are movably connected through hinged folding frames, a mounting assembly is arranged above the lower brackets, and a switching assembly is arranged below the lower brackets; the installation component includes the upper bracket, the installation piece of upper bracket bottom fixed connection peg graft in the mounting groove of seting up at the lower carriage top, communicating fixed slot and fender groove have been seted up respectively to installation piece and lower carriage, keep off the fixed void space of having seted up on the inner wall in groove, the six arriss pieces of having cup jointed in the void space, six arriss pieces internal connection have the slide bar, and the one end grafting of slide bar is in the mounting groove. According to the protective guard for the constructional engineering, the device can be heightened and erected on uneven sections according to requirements through the installation of the installation assembly, and the use flexibility and the use universality of the device are improved.

Description

Rail guard for building engineering

Technical Field

The utility model relates to the technical field of engineering protection, in particular to a protective fence for constructional engineering.

Background

Building site rail guards are safety protection devices for building sites that aim to prevent workers or non-workers from falling from high altitudes or entering dangerous areas. According to the technical Standard of building protection railing JGJ/T470-2019, the standard is used for standardizing the design, construction and acceptance of the building protection railing, ensuring the safety and applicability, advanced technology and economy and rationality, and the building site protection railing plays a vital role in guaranteeing the safety of the construction site, thereby protecting the safety of workers and providing effective isolation and warning for the construction site.

The prior guard rail has higher requirement on the flatness of the land when being installed, otherwise, the guard rail is inconvenient to install and erect, especially in the rugged land, the guard rail is inconvenient to heighten and erect in the land with deeper height difference, and therefore, the guard rail for the building engineering is provided.

Disclosure of Invention

The utility model aims to provide a protective fence for constructional engineering, which aims to solve the problems that the prior protective fence in the background art has higher requirement on flatness of a land area during installation, is inconvenient to install and erect particularly in a rugged land area and is inconvenient to heighten and erect in a land area with a deeper height difference; in order to achieve the above purpose, the present utility model provides the following technical solutions: the protective fence for the building engineering comprises two lower brackets and two upper brackets, wherein one sides of the two lower brackets, which are opposite to the two upper brackets, are movably connected through a hinged folding frame, an installation assembly is arranged above the lower brackets, and a switching assembly is arranged below the lower brackets;

the installation component includes the upper bracket, upper bracket bottom fixed connection's installation piece is pegged graft in the mounting groove of seting up at the lower carriage top, communicating fixed slot and fender groove have been seted up respectively to installation piece and lower carriage, keep off the fixed void space that has seted up on the inner wall in groove, keep away the void space and cup jointed six arriss pieces, six arriss piece endotheca has the litter, and the one end of litter is pegged graft in the mounting groove, the other end of litter runs through fender groove and rather than one side fixed connection of outside spacing piece, the extension spring has been cup jointed on the litter, the both ends of extension spring are respectively in one side fixed connection that lower carriage and spacing piece are relative, the switching component includes connecting axle and two transverse connection handles, two transverse connection handles are located respectively the positive and negative both sides of lower carriage, the one end of connecting axle passes through bearing movable mounting in the positive bottom of lower carriage, the positive and the transverse connection handle that is located the lower carriage is fixed cup joint, the one end fixedly connected with longitudinal connection handle of transverse connection handle, the side surface of transverse connection handle has a plurality of annular tooth arrays to be provided with spacing groove, the positive flexible slide groove has set up in the form, flexible slide groove has a plurality of flexible slide groove, flexible slide groove has the front, flexible slide groove has the flexible slide groove is set up in the form.

Preferably, the front fixed mounting of lower carriage has the connecting block, the upper end fixed connection of telescopic link is in the lower extreme of connecting block, the front fixedly connected with driving lever of dog, the draw-in groove has been seted up on the right side of vertical connecting handle, the front fixedly connected with gag lever post of lower carriage can make the interval between upper carriage and the lower carriage adjust the convenience through articulated folding frame and install the erection in the section of unevenness, can effectually increase the steadiness of structure and increase the operability when switching through unidirectional tooth and dog, improves the convenience of use.

Preferably, the bottom fixedly connected with fixed cone of vertical connecting handle, the positive fixed mounting of fixed cone has the footboard, two install the pivot between the horizontal connecting handle, two horizontal connecting handles are run through respectively at the both ends of pivot and have the gyro wheel through bearing movable mounting, can increase the steadiness of structure effectively and increase the operability when switching through unidirectional tooth and dog, improve the convenience of use.

Preferably, a movable groove is fixedly arranged on one side, close to the hinged folding frame, of the lower support, and the hinged folding frame is in sliding hinge connection with the inner wall of the movable groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the protective guard for the constructional engineering, the device can be heightened and erected on uneven sections according to requirements by installing the installation assembly, so that the use flexibility and the use universality of the device are improved;

2. according to the protective guard for the construction engineering, the device can be switched between the moving state and the fixed state through the installation of the switching component, the fixed cone can be fixed on the rugged ground surface when being turned downwards, and the device can be pushed to move on a flat section when the rotating wheel is turned downwards, so that the using universality and convenience of the device are improved;

3. this rail guard for building engineering can carry out effectual fixedly through the installation to unidirectional tooth and dog when switching the position of gyro wheel and fixed awl, prevents transverse connection handle and vertical connection handle reverse rotation, improves the steadiness and the convenience of using of structure.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 3 is an enlarged schematic view of the detail of FIG. 1A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the present utility model at B in FIG. 2;

FIG. 5 is an enlarged schematic view of the detail at C in FIG. 2 according to the present utility model;

fig. 6 is an enlarged schematic view of a part of the switching assembly according to the present utility model.

In the figure: 1. a lower bracket; 2. a mounting assembly; 201. an upper bracket; 202. a mounting block; 203. a fixing groove; 204. a mounting groove; 205. a blocking groove; 206. an empty-avoiding groove; 207. a slide rod; 208. a limiting piece; 209. a tension spring; 210. six-edge blocks; 3. a switching assembly; 301. a transverse connecting handle; 302. a longitudinal connecting handle; 303. a connecting shaft; 304. unidirectional teeth; 305. a stop block; 306. a telescopic rod; 307. a spring; 308. a limiting sliding sheet; 309. a chute; 4. a limit rod; 5. a clamping groove; 6. a fixed cone; 7. a pedal; 8. a rotating shaft; 9. a roller; 10. a folding frame is hinged; 11. a deflector rod; 12. a connecting block; 13. a movable groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the protective fence for the building engineering comprises two lower brackets 1 and two upper brackets 201, wherein one sides of the two lower brackets 1 opposite to the two upper brackets 201 are movably connected through a hinged folding frame 10, an installation component 2 is arranged above the lower brackets 1, and a switching component 3 is arranged below the lower brackets 1;

the installation component 2 comprises an upper bracket 201, an installation block 202 fixedly connected with the bottom of the upper bracket 201 is inserted into an installation groove 204 formed in the top of a lower bracket 1, the installation block 202 and the lower bracket 1 are respectively provided with a fixed groove 203 and a blocking groove 205 which are communicated, the inner wall of the blocking groove 205 is fixedly provided with a clearance groove 206, a six-edge block 210 is sleeved in the clearance groove 206, a sliding rod 207 is sleeved in the six-edge block 210, one end of the sliding rod 207 is inserted into the installation groove 204, the other end of the sliding rod 207 penetrates through the blocking groove 205 and is fixedly connected with one side of a limiting piece 208 outside the sliding rod 207, the sliding rod 207 is sleeved with a tension spring 209, two ends of the tension spring 209 are respectively fixedly connected with one side opposite to the lower bracket 1 and the limiting piece 208, the switching component 3 comprises a connecting shaft 303 and two transverse connecting handles 301, the two transverse connecting handles 301 are respectively positioned on the front surface and the back surface of the lower bracket 1, one end of the connecting shaft 303 is movably arranged at the bottom of the front surface of the lower bracket 1 through a bearing, the front surface of the connecting shaft 303 is fixedly sleeved with a transverse connecting handle 301 positioned at the front surface of the lower bracket 1, one end of the transverse connecting handle 301 is fixedly connected with a longitudinal connecting handle 302, a plurality of unidirectional teeth 304 are equidistantly arranged on the side surface of the transverse connecting handle 301 in an annular array mode, a chute 309 is formed in the front surface of the lower bracket 1 and above the connecting shaft 303, a limiting sliding vane 308 is movably arranged in the chute 309, a stop block 305 is fixedly arranged at the front surface of the limiting sliding vane 308, the top of the stop block 305 is fixedly connected with a telescopic rod 306, a spring 307 is sleeved on the telescopic rod 306, a fixed cone 6 is vertically downwards by rotating the transverse connecting handle 301 and the longitudinal connecting handle 302 during fixed installation, at the moment, the connecting shaft 303 and the unidirectional teeth 304 rotate together, when the inclined surface of the triangular unidirectional tooth 304 is contacted with the inclined surface of the stop block 305, the stop block 305 overcomes the acting force of the spring 307 to enable the unidirectional tooth 304 to push the stop block 305 upwards to enable the clamping groove 5 of the longitudinal connecting handle 302 to be clamped on the outer end surface of the limit rod 4, at the moment, the vertical surface of the unidirectional tooth 304 is attached to the vertical surface of the stop block 305, so that the connecting shaft 303 cannot reversely rotate, the positions of the longitudinal connecting handle 302 and the transverse connecting handle 301 are fixed under the mutual cooperation of the limit rod 4 and the stop block 305, and when the roller 9 is required to be switched to the lower side, the lower end of the stop block 305 can be separated from the engagement of the unidirectional tooth 304 by pulling the deflector rod 11 upwards, so that the longitudinal connecting handle 302 and the transverse connecting handle 301 can be rotationally switched; when the lifting erection is carried out, the installation blocks 202 at the lower end of the upper support 201 are installed in the installation groove 204, the sliding rods 207 are pulled before installation, the sliding rods 207 overcome the acting force of the tension springs 209, the six-edge blocks 210 enter the clearance groove 206 from the installation groove 204, after the installation blocks 202 are installed in the installation groove 204, the sliding rods 207 are loosened and slightly rotated back and forth, the six-edge blocks 210 enter the six-edge fixing groove 203 to carry out adaptive sliding, so that the upper support 201 and the lower support 1 are fixed, the limit rods 4 and the clamping grooves 5 can increase the stability of the transverse connecting handles 301 and the longitudinal connecting handles 302, the number of the lower supports 1 is two, the upper supports 201 are distributed symmetrically front and back, the number of the upper supports 201 are distributed symmetrically front and back, the two lower supports 1 are located at the front and back ends of the hinged folding frame 10, the two upper supports 201 are located at the front and back ends of the hinged folding frame 10 and movably installed through the hinged folding frame 10, the distance between the upper supports 201 and the lower supports 1 can be adjusted conveniently to carry out installation erection in uneven sections, and the stability of the lifting erection is improved through unidirectional teeth 304 and the stability of the structure can be effectively increased, and the operation convenience is improved.

The front fixed mounting of lower carriage 1 has connecting block 12, the upper end fixed connection of telescopic link 306 is in the lower extreme of connecting block 12, the front fixedly connected with driving lever 11 of dog 305, draw-in groove 5 has been seted up on the right side of vertical joint handle 302, the front fixedly connected with gag lever post 4 of lower carriage 1, the bottom fixedly connected with fixed cone 6 of vertical joint handle 302, the front fixed mounting of fixed cone 6 has footboard 7, install pivot 8 between two horizontal joint handles 301, the both ends of pivot 8 run through two horizontal joint handles 301 respectively and have gyro wheel 9 through bearing movable mounting, the fixed movable slot 13 that is provided with in one side that is close to articulated folding leg 10 of lower carriage 1, articulated folding leg 10 and movable slot 13 inner wall sliding hinge, gag lever post 4 and draw-in groove 5 multiplicable horizontal joint handle 301 and vertical joint handle 302 steadiness.

Working principle: when the fixed mounting is carried out, the fixing cone 6 is vertically downwards through rotating the transverse connecting handle 301 and the longitudinal connecting handle 302, at the moment, the connecting shaft 303 rotates together with the unidirectional teeth 304, when the inclined surface of the triangular unidirectional teeth 304 and the inclined surface of the stop block 305 are contacted, the stop block 305 overcomes the acting force of the spring 307 to enable the unidirectional teeth 304 to push the stop block 305 upwards so as to enable the clamping groove 5 of the longitudinal connecting handle 302 to be clamped on the outer end face of the limiting rod 4, at the moment, the vertical face of the unidirectional teeth 304 is attached to the vertical face of the stop block 305, so that the connecting shaft 303 can not reversely rotate, the positions of the longitudinal connecting handle 302 and the transverse connecting handle 301 are fixed under the mutual matching of the limiting rod 4 and the stop block 305, and when the roller 9 is required to be switched downwards, the lower end of the stop block 305 can be separated from the engagement of the unidirectional teeth 304 through upwards pulling the deflector 11 so that the longitudinal connecting handle 302 and the transverse connecting handle 301 can be switched;

when the lifting erection is carried out, the installation block 202 at the lower end of the upper bracket 201 is installed in the installation groove 204, the sliding rod 207 is pulled before installation, the sliding rod 207 overcomes the acting force of the tension spring 209, the six-edge block 210 enters the clearance groove 206 from the installation groove 204, and after the installation block 202 is installed in the installation groove 204, the sliding rod 207 is loosened and is reciprocated to slightly rotate, so that the six-edge block 210 enters the six-edge fixing groove 203 to carry out adaptive sliding, and the upper bracket 201 and the lower bracket 1 are fixed.

Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The utility model provides a rail guard for building engineering, includes two lower carriage (1) and two upper bracket (201), and two lower carriage (1) with two one side that upper bracket (201) is relative all through articulated folding leg (10) swing joint, its characterized in that: a mounting assembly (2) is arranged above the lower bracket (1), and a switching assembly (3) is arranged below the lower bracket (1);

the installation component (2) comprises an upper bracket (201), an installation block (202) fixedly connected with the bottom of the upper bracket (201) is inserted into an installation groove (204) formed in the top of the lower bracket (1), the installation block (202) and the lower bracket (1) are respectively provided with a fixed groove (203) and a blocking groove (205) which are communicated, a clearance groove (206) is fixedly formed in the inner wall of the blocking groove (205), a hexagonal block (210) is sleeved in the clearance groove (206), a sliding rod (207) is sleeved in the hexagonal block (210), one end of the sliding rod (207) is inserted into the installation groove (204), the other end of the sliding rod (207) penetrates through the blocking groove (205) and is fixedly connected with one side of a limiting piece (208) outside the sliding rod, two ends of the sliding rod (207) are respectively fixedly connected with one side opposite to the lower bracket (1) and the limiting piece (208), the switching component (3) comprises a connecting shaft (303) and two transverse handles (301) which are respectively connected with one end of the two transverse handles (301) at the front sides of the lower bracket (1), the front of connecting axle (303) is fixed cup joints with be located positive transverse connection handle (301) of lower carriage (1), the one end fixedly connected with vertical connecting handle (302) of transverse connection handle (301), the side surface of transverse connection handle (301) is provided with a plurality of unidirectional tooth (304) with annular array's form equidistance, spout (309) have been seted up in the front of lower carriage (1) and the top that is located connecting axle (303), the activity is provided with spacing gleitbretter (308) in spout (309), the positive of spacing gleitbretter (308) is fixed to be provided with dog (305), the top fixedly connected with telescopic link (306) of dog (305), cup jointed spring (307) on telescopic link (306).

2. A guard rail for construction engineering according to claim 1, characterized in that: the front fixed mounting of lower carriage (1) has connecting block (12), the upper end fixed connection of telescopic link (306) is in the lower extreme of connecting block (12), the front fixedly connected with driving lever (11) of dog (305), draw-in groove (5) have been seted up on the right side of vertical connecting handle (302), the front fixedly connected with gag lever post (4) of lower carriage (1).

3. A guard rail for construction engineering according to claim 2, characterized in that: the bottom fixedly connected with fixed cone (6) of vertical joint handle (302), the front fixed mounting of fixed cone (6) has footboard (7), two install pivot (8) between transverse joint handle (301), the both ends of pivot (8) run through two transverse joint handles (301) respectively and have gyro wheel (9) through bearing movable mounting.

4. A guard rail for construction engineering according to claim 3, characterized in that: a movable groove (13) is fixedly formed in one side, close to the hinged folding frame (10), of the lower support (1), and the hinged folding frame (10) is in sliding hinge connection with the inner wall of the movable groove (13).