CN214498621U

CN214498621U - Telescopic guardrail for constructional engineering

Info

Publication number: CN214498621U
Application number: CN202120447441.1U
Authority: CN
Inventors: 于海波; 杨学平; 郑光勇
Original assignee: Qingdao Ruian Construction Industry Group Co ltd
Current assignee: Qingdao Ruian Construction Industry Group Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-10-26
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses a building engineering uses flexible guardrail belongs to building engineering technical field, including first flexible guardrail, the left and right sides of first flexible guardrail all is provided with the mobile jib, a set of second spout has all been seted up on every mobile jib, the quantity of every group second spout all is provided with two, every group second spout is located the front and back inner wall of mobile jib respectively, equal fixedly connected with second slide bar between every group second spout, first flexible guardrail rotates the circumference surface of connecting in the second slide bar, equal sliding connection has the third slide bar between every group second spout, the circumference surface of third slide bar rotates and is connected with the flexible guardrail of second, the flexible guardrail of second passes through the hinge activity with first flexible guardrail and articulates, the front end fixedly connected with backup pad of one of them mobile jib. The utility model discloses can realize adjusting the size and the height of flexible guardrail, can transfer flexible guardrail into different sizes in the building place of difference, improve the practicality.

Description

Telescopic guardrail for constructional engineering

Technical Field

The utility model relates to a building engineering technical field, more specifically say, relate to a building engineering is with flexible guardrail.

Background

The building engineering is an engineering entity which performs various technical works and completions such as planning, surveying, designing, constructing, completing and the like for newly building, reconstructing or extending building buildings and affiliated structures and installation engineering of lines, pipelines and equipment matched with the engineering entity. Also refers to the construction of various houses and buildings, also known as the construction workload. The investment amount of the part can be realized only by the construction activities with the need of carrying out the work and the material movement.

The existing protective guard commonly used for the building engineering is used as a protection device, but the protective guard cannot adjust the size and the height of the protective guard, and the practicability of the protective guard to different construction scenes is low, so that the problem that the size and the height of the telescopic protective guard for the building engineering are adjusted is solved.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a building engineering is with flexible guardrail, it can realize adjusting the size and the height of flexible guardrail, can transfer into different sizes with flexible guardrail in the building place of difference, has improved the practicality.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

a telescopic guardrail for construction engineering comprises a first telescopic guardrail, wherein main rods are arranged on the left side and the right side of the first telescopic guardrail, a group of second sliding grooves are formed in each main rod, two second sliding grooves are formed in each group, the second sliding grooves in each group are respectively positioned on the front inner wall and the rear inner wall of each main rod, a second sliding rod is fixedly connected between the second sliding grooves in each group, the first telescopic guardrail is rotatably connected to the circumferential surface of the second sliding rod, a third sliding rod is slidably connected between the second sliding grooves in each group, a second telescopic guardrail is rotatably connected to the circumferential surface of the third sliding rod, the second telescopic guardrail is movably hinged to the first telescopic guardrail through a hinge, a support plate is fixedly connected to the front end of one main rod, a rotating handle is arranged on the right side of the support plate, and a support shaft is fixedly connected to the left end of the rotating handle, the supporting shaft penetrates through the supporting plate in a rotating mode and extends inwards, a second bevel gear is fixedly connected to the left end of the supporting shaft, a first bevel gear is arranged on the left front side of the supporting plate and is meshed with the second bevel gear, a fixing block is fixedly connected to the front end of one of the main rods, a threaded rod is fixedly connected to the center of the upper end of the first bevel gear, a fixing block penetrates through the upper end of the threaded rod, an installation block is fixedly connected to the upper end of the threaded rod, a threaded sleeve is connected to the circumferential surface of the threaded rod in a threaded mode, a first vertical rod is fixedly connected to the front end of one of the main rods, the lower end of the first vertical rod is fixedly connected to the upper end of the fixing block, third sliding grooves are formed in the front inner wall and the rear wall of the first vertical rod, a second vertical rod is fixedly connected to the front end of the other main rod, and first sliding grooves are formed in the front inner wall and the rear wall of the second vertical rod, two sliding connection has the fourth slide bar between the first spout, two same sliding connection has the fourth slide bar between the third spout, the circumference surface of fourth slide bar rotates and is connected with the flexible guardrail of fourth, the flexible guardrail of fourth articulates through the hinge activity has the flexible guardrail of third, both ends are all rotated and are connected with first slide bar, one of them first slide bar sliding connection is between two first spouts, another first slide bar fixed connection is in the rear end of thread bush about the flexible guardrail of third.

As a preferred scheme of the utility model, the right side of turning handle is provided with the handle, the left end fixedly connected with kelly of handle, the left end of kelly runs through turning handle and inside extension, a plurality of evenly distributed's mounting groove is seted up to the right-hand member of backup pad, the left end activity of kelly is pegged graft in the mounting groove, the circumference fixed surface of kelly is connected with the cutting ferrule.

As a preferred scheme of the utility model, two the circular slot, two have all been seted up to the front end lower part of mobile jib the equal activity of inner wall of circular slot is pegged graft there is the bayonet lock, two the equal sliding connection in surface of mobile jib has base, every the base all is located the upper end of every bayonet lock.

As an optimized scheme of the utility model, every the equal fixedly connected with universal wheel of lower extreme of mobile jib.

As a preferred scheme of the utility model, one two telescopic links of upper end fixedly connected with of mobile jib, two the upper end fixedly connected with handle of telescopic link.

As an optimized proposal of the utility model, a plurality of evenly distributed arc grooves are arranged on the circumferential surface of the rotating handle.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses a rotate the turning handle and drive the back shaft and rotate, drive second conical gear and rotate, drive first conical gear and rotate, it rotates to drive the threaded rod, it makes up-and-down linear motion to drive the screw thread cover, it makes up-and-down linear motion to drive first slide bar, it makes up-and-down linear motion to drive the flexible guardrail of third and fourth, the function of adjusting flexible guardrail height has been realized, its protective area has been increased, it is low excessively to have avoided leading to the fact the protection not in place, someone strides over from flexible guardrail, cause the problem of building place safety.

(2) The utility model discloses can be after the lift is accomplished, peg graft the kelly in the mounting groove, fix elevating gear, avoided the flexible guardrail of third and fourth to fall down because of gravity, increased elevating gear's stability.

(3) The utility model discloses accessible third slide bar slides on the second spout, and two fourth slide bars slide respectively in second spout and third spout, open first flexible guardrail and the flexible guardrail of second and the flexible guardrail of third and the flexible guardrail of fourth to suitable size, increase or shrink to them, adjust into different protective area to the building place of difference with flexible guardrail, increased flexible guardrail's practicality.

Drawings

Fig. 1 is a first perspective view of a telescopic guardrail for construction engineering of the present invention;

fig. 2 is a second perspective view of the telescopic fence for construction engineering of the present invention;

fig. 3 is an enlarged view of a part a in fig. 2 of the telescopic guardrail for construction engineering of the present invention;

fig. 4 is a sectional view of the telescopic fence for construction engineering of the present invention.

The reference numbers in the figures illustrate:

1. a main rod; 2. a base; 3. a universal wheel; 4. a threaded rod; 5. a threaded sleeve; 6. a first slide bar; 7. mounting blocks; 8. a fixed block; 9. a first vertical bar; 10. a telescopic rod; 11. a handle; 12. a first telescopic guardrail; 13. a second vertical bar; 14. a first chute; 15. a second chute; 16. a support plate; 17. a first bevel gear; 18. a second bevel gear; 19. a second telescopic guardrail; 20. a third telescopic guardrail; 21. a fourth telescopic guardrail; 22. a bayonet lock; 23. a support shaft; 24. mounting grooves; 25. a handle; 26. a handle is rotated; 27. a card sleeve; 28. a clamping rod; 29. a second slide bar; 30. a third slide bar; 31. a third chute; 32. and a fourth slide bar.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, 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 in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-4, a telescopic guardrail for construction engineering comprises a first telescopic guardrail 12, main rods 1 are respectively arranged at the left and right sides of the first telescopic guardrail 12, each main rod 1 is provided with a group of second sliding grooves 15, two second sliding grooves 15 are respectively arranged in each group, each group of second sliding grooves 15 is respectively arranged at the front and rear inner walls of the main rod 1, a second sliding rod 29 is fixedly connected between each group of second sliding grooves 15, the first telescopic guardrail 12 is rotatably connected with the circumferential surface of the second sliding rod 29, a third sliding rod 30 is slidably connected between each group of second sliding grooves 15, the circumferential surface of the third sliding rod 30 is rotatably connected with a second telescopic guardrail 19, the second telescopic guardrail 19 is movably hinged with the first telescopic guardrail 12 through a hinge shaft, a support plate 16 is fixedly connected with the front end of one main rod 1, a rotating handle 26 is arranged at the right side of the support plate 16, a support shaft 23 is fixedly connected with the left end of the rotating handle 26, the supporting shaft 23 penetrates through the supporting plate 16 in a rotating mode and extends inwards, the left end of the supporting shaft 23 is fixedly connected with a second bevel gear 18, the left front side of the supporting plate 16 is provided with a first bevel gear 17, the first bevel gear 17 is meshed with the second bevel gear 18, the front end of one main rod 1 is fixedly connected with a fixing block 8, the center of the upper end of the first bevel gear 17 is fixedly connected with a threaded rod 4, the upper end of the threaded rod 4 penetrates through the fixing block 8, the upper end of the threaded rod 4 is fixedly connected with an installation block 7, the circumferential surface of the threaded rod 4 is in threaded connection with a threaded sleeve 5, the front end of one main rod 1 is fixedly connected with a first vertical rod 9, the lower end of the first vertical rod 9 is fixedly connected with the upper end of the fixing block 8, the front inner wall and the rear inner wall of the first vertical rod 9 are both provided with third sliding grooves 31, the front end of the other main rod 1 is fixedly connected with a second vertical rod 13, the front inner wall and rear inner walls of the second vertical rod 13 are both provided with first sliding grooves 14, sliding connection has the fourth slide bar 32 between two first spouts 14, same sliding connection has the fourth slide bar 32 between two third spouts 31, the circumference surface of fourth slide bar 32 rotates and is connected with fourth flexible guardrail 21, fourth flexible guardrail 21 articulates through the hinge activity has third flexible guardrail 20, both ends all rotate and are connected with first slide bar 6 about third flexible guardrail 20, one of them first slide bar 6 sliding connection is between two first spouts 14, another first slide bar 6 fixed connection is in the rear end of thread bush 5.

In this embodiment: because the second slide bar 29 is fixed on the second slide groove 15, the third slide bar 30 is connected on the second slide groove 15 in a sliding way, the first telescopic guardrail 12 and the second slide bar 29 are connected through the rotation of the first telescopic guardrail 12, the second telescopic guardrail 19 is connected with the third slide bar 30 in a rotating way, the first telescopic guardrail 12 and the second telescopic guardrail 19 are supported, one first slide bar 6 is fixed with the thread sleeve 5 through the sliding of the third slide bar 30 in the second slide groove 15, the other first slide bar 6 slides on the first slide groove 14, the two fourth slide bars 32 respectively slide in the second slide groove 15 and the third slide groove 31, and then the first slide bar 6 is connected with the third telescopic guardrail 20 through the rotation of the fourth slide bar 32 and the fourth telescopic guardrail 21, the first telescopic guardrail 12, the second telescopic guardrail 19, the third telescopic guardrail 20 and the fourth telescopic guardrail 21 can be opened to proper width, when the height of the telescopic guardrail needs to be adjusted, the rotating handle 26 can be rotated to drive the supporting shaft 23 fixed with the supporting shaft to rotate, the supporting shaft 23 drives the second bevel gear 18 fixed with the supporting shaft to rotate, the second bevel gear 18 drives the first bevel gear 17 meshed with the second bevel gear to rotate, the first bevel gear 17 drives the threaded rod 4 fixed with the first bevel gear to rotate, the threaded rod 4 drives the threaded sleeve 5 in threaded connection with the threaded sleeve to do vertical linear motion, the threaded sleeve 5 drives the first sliding rod 6 fixed with the threaded sleeve to do vertical linear motion, finally, the first sliding rod 6 fixedly connected with the threaded sleeve 5 can drive the third telescopic guardrail 20 and the fourth telescopic guardrail 21 to do vertical linear motion, the problem of adjusting the height of the telescopic guardrail is solved, and the problem that the protection effect is not high due to the fact that the telescopic guardrail is too low is avoided.

Specifically, referring to fig. 3, a handle 25 is disposed on the right side of the rotating handle 26, a clamping rod 28 is fixedly connected to the left end of the handle 25, the left end of the clamping rod 28 penetrates through the rotating handle 26 and extends inward, a plurality of uniformly distributed mounting grooves 24 are formed in the right end of the supporting plate 16, the left end of the clamping rod 28 is movably inserted into the mounting grooves 24, and a clamping sleeve 27 is fixedly connected to the circumferential surface of the clamping rod 28.

In this embodiment: after the lifting is completed, the clamping rod 28 is inserted into the mounting groove 24, so that the lifting device can be fixed, the lifting device is more stable, and the downward movement caused by the gravity of the third telescopic guardrail 20 and the fourth telescopic guardrail 21 is avoided.

Specifically, referring to fig. 2, circular grooves are formed in the lower portions of the front ends of the two main rods 1, bayonet locks 22 are movably inserted into the inner walls of the two circular grooves, the surfaces of the two main rods 1 are slidably connected with bases 2, and each base 2 is located at the upper end of each bayonet lock 22.

In this embodiment: the diameter of bayonet 22 front end is greater than the diameter of its circular slot of pegging graft, and base 2 will be put up in bayonet 22's upper end, moves flexible guardrail to the place that needs, can extract bayonet 22 from the circular slot, and base 2 will slide down, covers universal wheel 3, supports flexible guardrail.

Specifically, referring to fig. 2, the lower end of each main rod 1 is fixedly connected with a universal wheel 3.

In this embodiment: through the effect of universal wheel 3, can be with the light building place that moves to the difference of flexible guardrail, avoid the heavier difficult transport of support body, practiced thrift staff's physical power, improved the practicality of flexible guardrail.

Specifically, referring to fig. 1, two telescopic rods 10 are fixedly connected to the upper end of a main rod 1, and a handle 11 is fixedly connected to the upper ends of the two telescopic rods 10.

In this embodiment: through the effect of telescopic link 10 and handle 11, can pull telescopic link 10 to suitable height, be convenient for remove telescopic guardrail when needs remove.

Specifically, referring to fig. 3, the circumferential surface of the rotating handle 26 is provided with a plurality of arc-shaped grooves which are uniformly distributed.

In this embodiment: the arcuate recess facilitates better rotation of the stem 26.

The working principle is as follows: the telescopic guardrail is moved under the action of the universal wheel 3, when the telescopic guardrail reaches a required place, the bayonet 22 is pulled out from the circular groove, the base 2 can slide downwards to the ground and cover the universal wheel 3 to support and stabilize the telescopic guardrail, then the telescopic guardrail slides on the second sliding groove 15 through the third sliding rod 30, the two fourth sliding rods 32 slide in the second sliding groove 15 and the third sliding groove 31 respectively to open the first telescopic guardrail 12, the second telescopic guardrail 19, the third telescopic guardrail 20 and the fourth telescopic guardrail 21 to proper widths, when the height of the telescopic guardrail is required to be adjusted, the bayonet 28 can be pulled out from the mounting groove 24, the rotating handle 26 is rotated, the rotating handle 26 drives the supporting shaft 23 fixedly connected with the rotating handle to rotate, the supporting shaft 23 drives the second bevel gear 18 fixedly connected with the supporting shaft to rotate, the second bevel gear 18 drives the first bevel gear 17 meshed with the second bevel gear to rotate, first conical gear 17 drives rather than fixed threaded rod 4 and rotates, threaded rod 4 drives and makes up-and-down linear motion rather than threaded connection's thread bush 5, thread bush 5 drives and makes up-and-down linear motion rather than fixed first slide bar 6, first slide bar 6 drives third telescopic guardrail 20 and fourth telescopic guardrail 21 and makes up-and-down linear motion, final regulation has realized the effect of third telescopic guardrail 20 with the high of fourth telescopic guardrail 21, peg graft in mounting groove 24 again at last with card pole 28, fix elevating gear.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides a telescopic guardrail for building engineering, includes first telescopic guardrail (12), its characterized in that: the left side and the right side of the first telescopic guardrail (12) are respectively provided with a main rod (1), each main rod (1) is provided with a group of second sliding grooves (15), the number of the second sliding grooves (15) in each group is two, the second sliding grooves (15) in each group are respectively positioned on the front inner wall and the rear inner wall of the main rod (1), a second sliding rod (29) is fixedly connected between the second sliding grooves (15) in each group, the first telescopic guardrail (12) is rotatably connected to the circumferential surface of the second sliding rod (29), a third sliding rod (30) is slidably connected between the second sliding grooves (15) in each group, the circumferential surface of the third sliding rod (30) is rotatably connected with a second telescopic guardrail (19), the second telescopic guardrail (19) is movably hinged with the first telescopic guardrail (12) through a hinge shaft, one of the front ends of the main rods (1) is fixedly connected with a support plate (16), the right side of backup pad (16) is provided with turning handle (26), the left end fixedly connected with back shaft (23) of turning handle (26), back shaft (23) rotate run through backup pad (16) and inwards extend, the left end fixedly connected with second bevel gear (18) of back shaft (23), the left front side of backup pad (16) is provided with first bevel gear (17), first bevel gear (17) and second bevel gear (18) mesh mutually, one of them the front end fixedly connected with fixed block (8) of mobile jib (1), fixedly connected with threaded rod (4) is located at the upper end center of first bevel gear (17), fixed block (8) is run through to the upper end of threaded rod (4), the upper end fixedly connected with installation piece (7) of threaded rod (4), the circumference surface threaded connection of threaded rod (4) has thread bush (5), wherein the front end of one of the main rods (1) is fixedly connected with a first vertical rod (9), the lower end of the first vertical rod (9) is fixedly connected with the upper end of a fixed block (8), the front and rear inner walls of the first vertical rod (9) are respectively provided with a third sliding chute (31), the front end of the other main rod (1) is fixedly connected with a second vertical rod (13), the front and rear inner walls of the second vertical rod (13) are respectively provided with a first sliding chute (14), a fourth sliding rod (32) is slidably connected between the two first sliding chutes (14), a fourth sliding rod (32) is also slidably connected between the two third sliding chutes (31), the circumferential surface of the fourth sliding rod (32) is rotatably connected with a fourth telescopic guardrail (21), the fourth telescopic guardrail (21) is movably hinged with a third telescopic guardrail (20) through a hinge shaft, the left end and the right end of the third telescopic guardrail (20) are respectively rotatably connected with a first sliding rod (6), one of the first sliding rods (6) is connected between the two first sliding grooves (14) in a sliding mode, and the other first sliding rod (6) is fixedly connected to the rear end of the threaded sleeve (5).

2. The telescopic guardrail for construction engineering as claimed in claim 1, wherein: the right side of turning handle (26) is provided with handle (25), the left end fixedly connected with kelly (28) of handle (25), the left end of kelly (28) runs through turning handle (26) and inwards extends, a plurality of evenly distributed's mounting groove (24) are seted up to the right-hand member of backup pad (16), the left end activity of kelly (28) is pegged graft in mounting groove (24), the circumference fixed surface of kelly (28) is connected with cutting ferrule (27).

3. The telescopic fence for construction engineering according to claim 2, wherein: two the circular slot has all been seted up to the front end lower part of mobile jib (1), two the inner wall of circular slot is all movable to be pegged graft and is had bayonet lock (22), two the equal sliding connection in surface of mobile jib (1) has base (2), every base (2) all are located the upper end of every bayonet lock (22).

4. The telescopic fence for construction engineering according to claim 3, wherein: the lower end of each main rod (1) is fixedly connected with a universal wheel (3).

5. The telescopic fence for construction engineering according to claim 4, wherein: one the upper end of the main rod (1) is fixedly connected with two telescopic rods (10), and the upper ends of the two telescopic rods (10) are fixedly connected with a handle (11).

6. The telescopic fence for construction engineering according to claim 5, wherein: the circumferential surface of the rotating handle (26) is provided with a plurality of arc-shaped grooves which are uniformly distributed.