CN213115794U

CN213115794U - Safety protective guard for civil engineering

Info

Publication number: CN213115794U
Application number: CN202021117222.9U
Authority: CN
Inventors: 吴芝亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-05-04
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a safety protective guard for civil engineering relates to rail guard technical field. The utility model discloses a chain subassembly that two mutual symmetries just set up from top to bottom, two chain subassemblies all include a plurality of articulated pieces in proper order, pin joint one-to-one on two chain subassemblies, be located two chain subassemblies on be connected with the three vertical setting that can extend and the sleeve pipe that cup joints in proper order between two corresponding pin joints, the sleeve pipe of bottommost runs through the pin joint that is located upper portion and upwards extends, two chain subassemblies with the one end be provided with the containing box that is used for accomodating two chain subassemblies, the inside of containing box is provided with the rolling subassembly that is used for two chain subassemblies of rolling, two chain subassemblies are fixed on the rolling subassembly with the one end of one side, the rolling subassembly can be withdrawed the rail guard through. The utility model discloses can go out the rail guard that adapts to the protective area size according to protective area's big or small pull to conveniently withdraw, conveniently carry the transportation.

Description

Safety protective guard for civil engineering

Technical Field

The utility model relates to a rail guard technical field, concretely relates to safety rail guard for civil engineering.

Background

Civil engineering is a Chinese vocabulary. The civil engineering refers to the planning, construction and maintenance of all infrastructures related to water, soil and culture. The current common civil engineering projects comprise houses, roads, water service, canal service, flood control engineering, traffic and the like. In the past, all civil engineering projects for non-military use are classified into this category, but with increasingly wide engineering science, many contents originally belonging to the civil engineering range are independent and independent.

The conventional safety protective guard for civil engineering is generally that a shaped protective guard is arranged around an area needing protection or a protective guard is fixedly arranged on concrete built to a certain height, the protective guard can only protect one area, when a new area needing protection appears, the shaped protective guard needs to be reset or the protective guard is installed by building the concrete, time and cost are wasted, the installation and the disassembly are not facilitated, and the protective guard device is not convenient to recycle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for overcoming prior art's defect, the utility model provides a safety protective guard device for civil engineering.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a safety protective guard for civil engineering, includes two mutual symmetries and the chain subassembly that sets up from top to bottom, two the chain subassembly all includes a plurality of articulated pieces in proper order, two pin joint one-to-one on the chain subassembly is located and is connected with the coupling assembling that can extend between two corresponding pin joints on two chain subassemblies, coupling assembling runs through the pin joint that is located upper portion and upwards extends, two the chain subassembly is provided with the containing box that is used for accomodating two chain subassemblies with one end, the inside of containing box is provided with the rolling subassembly that is used for two chain subassemblies of rolling, two the chain subassembly is fixed on the rolling subassembly with the one end of one side.

Further, coupling assembling is including cup jointing the sleeve pipe No. one on two corresponding pin joints, every the sheathed tube bottom is all sealed, No. two sleeve pipes have been cup jointed to sheathed tube inside, No. three sleeve pipes have been cup jointed to sheathed tube inside No. two, No. two sleeve pipes can upwards take out along a sleeve pipe and insert and can fix, No. three sleeve pipes can upwards take out along No. two sleeve pipes and insert and can fix.

Furthermore, the inner wall of the first sleeve is provided with two mutually symmetrical sliding grooves which penetrate through the top of the first sleeve in the vertical direction, the top end of the inner wall of the first sleeve is also provided with two notches which are mutually symmetrical, do not coincide with the sliding grooves and are matched with the sliding grooves, the outer wall of the second sleeve is fixedly provided with two mutually symmetrical convex blocks which are matched with the sliding grooves in the first sleeve, the two convex blocks are close to the bottom end of the second sleeve, the third sleeve is provided with two cylindrical circular grooves which are mutually symmetrical and are close to the bottom end of the third sleeve, the top of the third sleeve is provided with a sharp structure, the two circular grooves are internally provided with steel balls with diameters smaller than those of the circular grooves, the two steel balls and the corresponding circular grooves are internally provided with springs for abutting against the steel balls, and the second sleeve is also provided with two mutually symmetrical circular holes which are close to the top end of the second sleeve, the round hole is used for clamping the steel ball.

Further, the rolling subassembly includes the rotatable connecting rod that cup joints on containing box inner wall top, the rolling piece has been cup jointed to the external fixation of connecting rod, the outer wall of rolling piece is fixed with the same end of two chain components, the top of containing box is run through on the top of connecting rod, and it has rotatory piece to be located the fixed cover of having connect on the outside connecting rod of containing box.

Furthermore, the other ends of the two chains are fixedly connected with a pulling handle.

The utility model has the advantages as follows: when the utility model is used, firstly, two chains which are sequentially hinged are pulled out, the chains are pulled out to surround the protective area, the second sleeve on each hinge point is pulled out along the chute in the first sleeve, the second sleeve is rotated, the convex blocks at the two sides of the second sleeve are clamped into the concave opening on the first sleeve, so that the second sleeve and the first sleeve are fixed, then the third sleeve is pulled out from the second sleeve to the steel ball on the third sleeve is clamped in the round hole on the second sleeve, so that the third sleeve and the second sleeve are fixed, the chains with the matched length can be pulled out according to the size of the protective area, the sharp structure at the top of the third sleeve can increase the safety, when the device needs to be withdrawn, the steel ball is retracted to the position which is not clamped in the round hole by pressing the steel ball on the third sleeve, the third sleeve can be retracted to the interior of the second sleeve, then, the second sleeve is rotated, so that the convex block on the second sleeve is clamped on the sliding groove in the first sleeve, the second sleeve is contracted into the first sleeve, and finally, the rotating block on the containing box is rotated to roll the chain assembly into the containing box. The utility model discloses can go out the rail guard that adapts to the protective area size according to protective area's big or small pull to conveniently withdraw, conveniently carry the transportation.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken along the line A-A of the present invention;

FIG. 4 is a cross-sectional view taken along the direction B-B of the present invention;

fig. 5 is a top view of the present invention;

fig. 6 is a cross-sectional view in the direction of C-C of the present invention.

Reference numerals: 1. a hinged block; 2. a connecting assembly; 3. a storage box; 4. a winding component; 5. a pull handle; 21. a first sleeve; 211. a chute; 212. a recess; 22. a second sleeve; 221. a bump; 222. a circular hole; 23. a third sleeve; 231. a circular groove; 232. steel balls; 233. a spring; 41. a connecting rod; 42. winding blocks; 43. the block is rotated.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, a safety protective guard for civil engineering, including two chain components that mutual symmetry and set up from top to bottom, two chain components all include a plurality of articulated piece 1 of articulated in proper order, the pin joint one-to-one on two chain components, be located and be connected with extensible coupling assembling 2 between two corresponding pin joints on two chain components, coupling assembling 2 runs through the pin joint that is located the upper portion and upwards extends, two chain components with the one end be provided with be used for accomodating two chain components containing box 3, the inside of containing box 3 is provided with the rolling component 4 that is used for rolling up two chain components, two chain components are fixed on rolling component 4 with the one end of one side.

In this embodiment, chain assembly is similar bicycle chain, and articulated piece 1 on the same chain assembly is crisscross from top to bottom to be set up, and two chain assemblies connect as an organic wholely through coupling assembling 2, and the pull chain assembly encloses the region that needs the protection, upwards extends coupling assembling 2 on the corresponding pin joint of two chain assemblies after that to form safety device.

Specifically, coupling assembling 2 is including cup jointing sleeve pipe 21 on two corresponding pin joints, and every sleeve pipe 21's bottom is all sealed, and sleeve pipe 22 No. two has been cup jointed to sleeve pipe 21's inside, and sleeve pipe 23 No. three has been cup jointed to sleeve pipe 22's inside, and sleeve pipe 22 No. two can upwards take out along sleeve pipe 21 and insert and can fix, and sleeve pipe 23 No. three can upwards take out along sleeve pipe 22 No. two and insert and can fix.

In this embodiment, the bottom of the first sleeve 21 is sealed, which means that the second sleeve 22 does not extend downward through the bottom end of the first sleeve 21, the length of the second sleeve 22 is greater than that of the first sleeve 21, and the length of the third sleeve 23 is greater than that of the second sleeve 22.

Specifically, the inner wall of the first sleeve 21 is provided with two sliding grooves 211 which are symmetrical to each other and penetrate through the top of the first sleeve 21 in the vertical direction, the top end of the inner wall of the first sleeve 21 is further provided with two notches 212 which are symmetrical to each other and do not coincide with the sliding grooves 211 and are matched with the sliding grooves 211, the outer wall of the second sleeve 22 is fixedly provided with two lugs 221 which are symmetrical to each other and are matched with the sliding grooves 211 inside the first sleeve 21, the two lugs 221 are close to the bottom end of the second sleeve 22, the third sleeve 23 is provided with two cylindrical circular grooves 231 which are symmetrical to each other and are close to the bottom end of the third sleeve 23, the top of the third sleeve 23 is provided with a sharp structure, the inside of each circular groove 231 is provided with a steel ball 232 with a diameter smaller than that of the circular groove 231, the inside of each steel ball 232 and the corresponding circular groove 231 is provided with a spring 233 for abutting against the steel ball 232, the second sleeve 22 is further, the circular hole 222 is used for clamping the steel ball 232.

In this embodiment, the inside spout 211 of sleeve 21 is used for making the outside lug 221 joint of No. two sleeve 22 go into, thereby make No. two sleeve 22 can slide from top to bottom along spout 211, the notch 212 of seting up on sleeve 21 is used for when No. two sleeve 22 slide to the top along spout 211, through rotating, No. two outside lug 221 card of sleeve 22 goes into on the notch 212, can make No. two sleeve 22 fixed with sleeve 21, steel ball 232 on No. three sleeve 23 inside circular slot 231 can conflict No. two sleeve 22's inner wall because of the conflict of spring 233, when drawing No. three sleeve 23 upwards, steel ball 232 can be because the conflict effect joint of spring 233 gets into the round hole 222 on No. two sleeve 22 in, thereby make No. three sleeve 23 and No. two sleeve 22 fix.

Specifically, rolling component 4 includes rotatable connecting rod 41 that cup joints on containing box 3 inner wall top, and the outside of connecting rod 41 is fixed to have cup jointed the rolling piece 42, and the outer wall of rolling piece 42 is fixed with two chain components with one end, and the top of containing box 3 is run through on the top of connecting rod 41, and the fixed cover that is located containing box 3 outside is gone up to have cup jointed rotatory piece 43.

In this embodiment, the rotating block 43 can drive the rolling block 42 on the connecting rod 41 to rotate, so as to roll up the chain assembly.

Specifically, the other ends of the two chains are fixedly connected with a pulling handle 5.

In this embodiment, the pull handle 5 is provided to facilitate pulling out the chain assembly.

Claims

1. The utility model provides a safety protective guard for civil engineering, its characterized in that includes two mutual symmetries and the chain subassembly that sets up from top to bottom, two the chain subassembly all includes a plurality of articulated piece (1), two articulated one-to-one on the chain subassembly, is located and is connected with connecting components (2) that can extend between two corresponding articulated joints on two chain subassemblies, connecting components (2) run through the articulated joint that is located upper portion and upwards extend, two the same one end of chain subassembly is provided with containing box (3) that are used for accomodating two chain subassemblies, the inside of containing box (3) is provided with rolling component (4) that are used for two chain subassemblies of rolling, two the chain subassembly is fixed on rolling component (4) with the one end of one side.

2. The safety guard rail for the civil engineering as claimed in claim 1, wherein the connecting component (2) comprises a first sleeve (21) sleeved on two corresponding hinge points, the bottom of each first sleeve (21) is sealed, a second sleeve (22) is sleeved inside the first sleeve (21), a third sleeve (23) is sleeved inside the second sleeve (22), the second sleeve (22) can be pulled and inserted upwards along the first sleeve (21) and can be fixed, and the third sleeve (23) can be pulled and inserted upwards along the second sleeve (22) and can be fixed.

3. The safety guard rail for the civil engineering according to claim 2, wherein the inner wall of the first sleeve (21) is provided with two sliding grooves (211) which are symmetrical to each other and penetrate through the top of the first sleeve (21) in the vertical direction, the top end of the inner wall of the first sleeve (21) is further provided with two notches (212) which are symmetrical to each other, do not coincide with the sliding grooves (211) and are matched with the sliding grooves (211), the outer wall of the second sleeve (22) is fixedly provided with two lugs (221) which are symmetrical to each other and are matched with the sliding grooves (211) inside the first sleeve (21), the two lugs (221) are close to the bottom end of the second sleeve (22), the third sleeve (23) is provided with two cylindrical round grooves (231) which are symmetrical to each other and are close to the bottom end of the third sleeve (23), and the top of the third sleeve (23) is provided with a sharp structure, two steel balls (232) with the diameter smaller than that of the circular groove (231) are arranged inside the circular groove (231), springs (233) used for abutting against the steel balls (232) are arranged inside the steel balls (232) and the corresponding circular groove (231), two round holes (222) which are symmetrical to each other and close to the top end of the second sleeve (22) are further formed in the second sleeve (22), and the round holes (222) are used for clamping the steel balls (232).

4. The safety guard rail for the civil engineering as claimed in claim 1, wherein the winding assembly (4) comprises a connecting rod (41) rotatably sleeved on the top end of the inner wall of the containing box (3), the winding block (42) is fixedly sleeved on the outside of the connecting rod (41), the outer wall of the winding block (42) is fixed on the same end of the two chain assemblies, the top end of the connecting rod (41) penetrates through the top of the containing box (3), and the rotating block (43) is fixedly sleeved on the connecting rod (41) positioned outside the containing box (3).

5. A safety guard rail for civil engineering according to claim 4, characterized in that the other end of the two chains is fixedly connected with a pull handle (5).