阅读说明：本技术 一种用于建筑工程及道路工程可拆、拼的组装式维护栏杆 (Detachable assembled maintenance railing for constructional engineering and road engineering ) 是由 于英 于 2021-04-28 设计创作，主要内容包括：本发明公开了一种用于建筑工程及道路工程可拆、拼的组装式维护栏杆,包括栏杆单元,栏杆单元由基座、立柱以及连接杆组成,基座呈工字形结构,两侧的上端和下端分别设有旋转槽,两侧的相对表面开设有滑槽,滑槽内设有限制立柱转动的夹持机构；立柱为伸缩式立柱,其两端可向外部伸出或向内部收缩,连接杆与立柱为拆卸式连接。本发明采用拼装的形式,具有方便拆卸运输和便于组装的特点,大大降低运输成本和组装时间,还可以根据工地场地的实际情况进行角度的变换,灵活适用工地的场地空间,成本适宜,使用便捷,便于推广使用。(The invention discloses a detachable and spliced assembled maintenance railing for constructional engineering and road engineering, which comprises a railing unit, wherein the railing unit consists of a base, a stand column and a connecting rod, the base is in an I-shaped structure, the upper end and the lower end of two sides are respectively provided with a rotating groove, the opposite surfaces of the two sides are provided with sliding grooves, and a clamping mechanism for limiting the stand column to rotate is arranged in each sliding groove; the stand is telescopic stand, and its both ends can stretch out or contract to inside to outside, and the connecting rod is connected for the dismantlement formula with the stand. The invention adopts an assembly form, has the characteristics of convenient disassembly and transportation and convenient assembly, greatly reduces the transportation cost and the assembly time, can change the angle according to the actual condition of a construction site, is flexibly suitable for the site space of the construction site, has proper cost, is convenient and fast to use, and is convenient to popularize and use.)

1. A detachable and spliced assembled maintenance railing for building engineering and road engineering is characterized by comprising a railing unit, wherein the railing unit consists of a base, a stand column and a connecting rod;

the base is of an I-shaped structure, the upper ends and the lower ends of the two sides of the base are respectively provided with a rotating groove, the opposite surfaces of the two sides of the base are provided with sliding grooves, and a clamping mechanism for limiting the rotation of the stand column is arranged in the sliding grooves;

the middle part of the upright post is provided with a first groove, two ends of the upright post are symmetrically provided with a second groove and a third groove, the first groove, the second groove and the third groove are communicated with the outside, the upright post is internally provided with a rotating shaft, a rotating rod, a screw rod and a moving cylinder, the rotating shaft is arranged in the first groove, one end of the rotating shaft is rotatably connected with the first groove, the other end of the rotating shaft penetrates through the inner wall of the first groove and extends to the outside, the rotating shaft is provided with a locking mechanism for limiting the rotation of the rotating shaft, the rotating rod is rotatably connected in the second groove, one end of the rotating shaft is in driving connection with the rotating shaft through a transmission mechanism, the other end far away from the first groove is fixedly connected with the screw rod, the screw rod is positioned in the third groove, the moving cylinder is sleeved on the screw rod and is in threaded connection with the screw rod, the shape of the moving cylinder is matched with the rotating groove, and can extend out or retract to the inside along the rotation of the screw rod;

the connecting rod is detachably connected with the upright post.

2. The detachable and assemblable maintenance rail for building and road engineering according to claim 1, wherein the four sliding grooves are symmetrically formed on the upper and lower portions of the opposite surface of the base at each side, and the four corresponding clamping mechanisms are disposed in each sliding groove.

3. The assembled maintenance railing of claim 1, wherein the clamping mechanism comprises a plurality of insertion holes, a left clamping member and a right clamping member, the insertion holes are arranged along the surface array of the upright post, one end of the left clamping member and one end of the right clamping member are arranged in the sliding groove and are connected with the sliding groove in a sliding manner, bolts are arranged in the middle of the left clamping member and the right clamping member, the left clamping member and the right clamping member can wrap the upright post and enable the bolts to be inserted into the insertion holes to limit the rotation of the upright post, and the left clamping member and the right clamping member are detachably connected through clamping bolts.

4. The assembled maintenance railing of claim 1, wherein the locking mechanism comprises a fixed block, a sleeve, a spring and a fixture block, the fixed block is sleeved on the rotating shaft and embedded on the surface of the upright post, the fixed block is provided with a plurality of locking holes which are in a circular array along the rotating shaft, the front end of the sleeve is sleeved on the rotating shaft and provided with a loosening groove and a fastening groove, the end of the sleeve is provided with a hand wheel, the hand wheel is provided with a locking rod which is matched with the locking holes, the rotating shaft is provided with a fourth groove, the spring is arranged in the fourth groove, one end of the spring is connected with the four bottoms of the grooves, and the other end of the spring is connected with the fixture block.

5. The detachable assembled maintenance handrail for building engineering and road engineering according to claim 1, wherein the transmission mechanism comprises a first bevel gear and a second bevel gear, the first bevel gear is disposed on the rotating shaft, the second bevel gear is disposed on the two rotating rods, and the first bevel gear is engaged with the second bevel gear.

6. The assembled maintenance handrail of claim 4, wherein the upright post is provided with a plurality of connecting lugs corresponding to the hand wheel, the two ends of the connecting rod are provided with corresponding connecting blocks, and the connecting lugs are detachably connected with the connecting blocks through connecting bolts.

7. The detachable and assemblable maintenance rail for building and road engineering according to claim 1, wherein the connecting rod is a telescopic rod.

8. The detachable and assembled maintenance railing for building engineering and road engineering according to claim 1, wherein bearings are arranged at both ends of the second groove, and the bearings are rotatably connected with the rotating rod.

9. The assembled maintenance railing of claim 1, wherein the movable cylinder comprises a limiting block and a cylinder, the limiting block and the cylinder are fixedly connected, threads matched with the screw rod are arranged on the limiting block and the cylinder, the limiting block is limited in the groove III to slide, and the cylinder can extend out of the upright post.

10. The demountable and assemblable service railing for building and road engineering according to any one of claims 1 to 9, wherein the railing is composed of a plurality of said railing units.

Technical Field

The invention belongs to the technical field of constructional engineering equipment, and particularly relates to a detachable and spliced assembled maintenance railing for constructional engineering and road engineering.

Background

During construction engineering and road engineering construction, in order to enhance management and safety of a construction site, the construction site needs to be isolated by using a rail, so that people such as idle people and the like are prevented from entering the construction site, and accidents are prevented.

At present, present railing is used in construction most of the time for fixed structure, and unable dismantlement leads to occupation space too big when idle, and can't dismantle in the transportation and also can increase the cost of transportation, simultaneously, because the change in job site place is various, fixed structure's railing can't carry out the transform of angle, occupies too many place spaces easily, can not become flexible at will, and adaptability is low.

Disclosure of Invention

The invention aims to provide a detachable and spliced assembled maintenance railing for building engineering and road engineering, which is convenient to assemble and transport by arranging detachable railing units, can change the angle of a connecting rod of the detachable and spliced assembled maintenance railing at will, and has strong flexibility and high adaptability.

The technical scheme of the invention is realized as follows:

a detachable and spliced assembled maintenance railing for building engineering and road engineering comprises a railing unit, wherein the railing unit consists of a base, a stand column and a connecting rod;

the base is of an I-shaped structure, the upper ends and the lower ends of the two sides of the base are respectively provided with a rotating groove, the opposite surfaces of the two sides of the base are provided with sliding grooves, and a clamping mechanism for limiting the rotation of the stand column is arranged in the sliding grooves;

the middle part of the upright post is provided with a first groove, two ends of the upright post are symmetrically provided with a second groove and a third groove, the first groove, the second groove and the third groove are communicated with the outside, the upright post is internally provided with a rotating shaft, a rotating rod, a screw rod and a moving cylinder, the rotating shaft is arranged in the first groove, one end of the rotating shaft is rotatably connected with the first groove, the other end of the rotating shaft penetrates through the inner wall of the first groove and extends to the outside, the rotating shaft is provided with a locking mechanism for limiting the rotation of the rotating shaft, the rotating rod is rotatably connected in the second groove, one end of the rotating shaft is in driving connection with the rotating shaft through a transmission mechanism, the other end far away from the first groove is fixedly connected with the screw rod, the screw rod is positioned in the third groove, the moving cylinder is sleeved on the screw rod and is in threaded connection with the screw rod, the shape of the moving cylinder is matched with the rotating groove, and can extend out or retract to the inside along the rotation of the screw rod;

the connecting rod is detachably connected with the upright post.

The technical scheme is that the number of the sliding grooves is four, the four sliding grooves are symmetrically arranged on the upper portion and the lower portion of the opposite surface of the base on each side respectively, and the number of the corresponding clamping mechanisms is four and is arranged in each sliding groove.

A further technical scheme is, fixture includes jack, left holder and right holder, the jack sets up a plurality of along the surface array of stand, left side holder with in the spout is located to right holder one end, and sliding connection with it, the middle part of left holder and right holder all is equipped with the bolt, and left holder and right holder can wrap up the stand and make the bolt insert the jack and restrict the stand and rotate, and left holder and right holder pass through the centre gripping bolt dismantlement formula and connect.

A further technical scheme is, locking mechanism includes fixed block, sleeve, spring and fixture block, the fixed block cover is established in the pivot, and inlays and establish on the stand surface, is equipped with a plurality of locking holes that are circular array along the pivot on the fixed block, and telescopic front end cover is established in the pivot, is equipped with release groove and fastening groove on it, and its tip is equipped with the hand wheel, is equipped with the locking pole of mutually supporting with the locking hole on the hand wheel, has seted up recess four in the pivot, and in the recess four was located to the spring, one end was connected with recess four bottoms, and the other end is connected with the fixture block.

The further technical scheme is that the transmission mechanism comprises a first bevel gear and a second bevel gear, the first bevel gear is arranged on the rotating shaft, the second bevel gear is respectively arranged on the two rotating rods, and the first bevel gear is meshed with the second bevel gear.

A further technical scheme is that a plurality of connecting lugs are arranged on the stand column, corresponding connecting blocks are arranged at two ends of each connecting rod, and the connecting lugs and the connecting blocks are detachably connected through connecting bolts.

The further technical proposal is that the connecting rod is a telescopic rod.

The further technical scheme is that bearings are arranged at two ends of the second groove, and the bearings are rotatably connected with the rotating rod.

The further technical scheme is that the movable cylinder comprises a limiting block and a cylinder, the limiting block and the cylinder are fixedly connected, threads matched with the screw rods are arranged on the limiting block and the cylinder, the limiting block is limited to slide in the third groove, and the cylinder can extend out of the stand column.

The further technical scheme is that the railing consists of a plurality of railing units.

The invention has the beneficial effects that:

the invention adopts an assembly form, has the characteristics of convenient disassembly and transportation and convenient assembly, greatly reduces the transportation cost and the assembly time, can change the angle according to the actual condition of a construction site, is flexibly suitable for the site space of the construction site, has proper cost, is convenient and fast to use, and is convenient to popularize and use.

Drawings

FIG. 1 is a schematic structural view of a guardrail unit of the present invention;

FIG. 2 is a schematic structural diagram of a base according to the present invention;

FIG. 3 is a schematic structural view of a clamping mechanism according to the present invention;

FIG. 4 is a schematic structural view of the column of the present invention;

FIG. 5 is an enlarged view at A of FIG. 4;

FIG. 6 is a schematic front view of the structure of FIG. 4;

FIG. 7 is a schematic view of the internal structure of the column of the present invention;

FIG. 8 is a schematic structural view of a connecting rod of the present invention;

fig. 9 is a structural view showing different installation forms of the barrier unit of the present invention.

In the figure, 1 clamping mechanism, 101 left clamping piece, 102 clamping bolt, 103 bolt, 104 right clamping piece, 2 upright post, 3 connecting rod, 4 handwheels, 5 connecting lugs, 6 bases, 7 sliding grooves, 8 rotating grooves, 9 moving cylinders, 901 cylinders, 902 limiting blocks, 10 inserting holes, 11 fastening grooves, 12 clamping blocks, 13 loosening grooves, 14 rotating shafts, 15 locking holes, 16 fixing blocks, 17 locking rods, 18 sleeves, 19 springs, 20 grooves in four, 21 first bevel gears, 22 second bevel gears, 23 grooves in one, 24 grooves in two, 25 rotating rods, 26 bearings, 27 screws, 28 grooves in three and 29 connecting blocks.

Detailed Description

In order to better understand the technical content of the invention, specific embodiments are provided below, and the invention is further described with reference to the accompanying drawings.

Referring to fig. 1 to 9, an assembled maintenance handrail for building engineering and road engineering, which can be disassembled and assembled, comprises a handrail unit, wherein the handrail unit is composed of a base 6, a stand column 2 and a connecting rod 3;

the base 6 is in an I-shaped structure, the upper surface of the middle part and the lower surface of the middle part of each side are respectively provided with a circular rotating groove 8, and the rotating groove 8 on each side is designed to enable each side of the base 6 to be capable of placing one upright post 2 at the same time; the opposite surface of each side is provided with a T-shaped chute 7, a clamping mechanism 1 for limiting the rotation of the upright post 2 is arranged in the chute 7,

the middle part of the upright post 2 is provided with a square groove I23, two ends of the upright post 2 are symmetrically provided with a round groove II 24 and a square groove III 28, the groove I23, the groove II 24 and the groove III 28 are all communicated with the outside, the upright post 2 is internally provided with a rotating shaft 14, a rotating rod 25, a screw 27 and a moving cylinder 9, the rotating shaft 14 is transversely arranged in the groove I23, one end of the rotating shaft 14 is rotatably connected with the groove I23, the other end of the rotating shaft passes through the inner wall of the groove I23 and extends to the outside, the rotating shaft 14 is provided with a locking mechanism for limiting the rotation of the rotating shaft 14, the rotating rod 25 is rotatably connected in the groove II 24, one end of the rotating shaft is in driving connection with the rotating shaft 14 through a transmission mechanism, the other end far away from the groove I23 is fixedly connected with the screw 27, the screw 27 and the rotating rod 25 are welded and formed, the screw 27 is arranged in the groove III 28, the moving cylinder 9 is sleeved on the screw 27 and in threaded connection with the screw, the shape of the rotating cylinder is matched with the rotating groove 8, the moving cylinder 9 can extend outwards or retract inwards along the rotation of the screw 27, for inserting the rotary slot 8 to be rotatable along the rotary slot 8;

the connecting rod 3 is detachably connected with the upright post 2.

Specifically, four sliding grooves 7 are arranged and are respectively symmetrically arranged on the upper part and the lower part of the opposite surface of the base 6 on each side, and four corresponding clamping mechanisms 1 are arranged and are arranged in each sliding groove 7; through setting up fixture 1 of upper portion and lower part, press from both sides the upper portion and the lower part of tight stand 2 respectively, make its installation more reliable and more stable.

Specifically, the clamping mechanism 1 comprises a plurality of jacks 10, a left clamping piece 101 and a right clamping piece 104, the jacks 10 are arranged along the surface array of the upright post 2, the jacks 10 are designed by considering the internal structure, so that the jacks 10 are not designed too deep and cannot be communicated with the internal grooves, and the jacks 10 and the left clamping piece 101 and the right clamping piece 104 are positioned at the same horizontal position; left clamping member 101 and right clamping member 104 are as shown in the figure 3, constitute by a slider and an arc splint, the slider matches each other with 7 shapes in spout, with spout 7 sliding connection, can remove the stand 2 of being convenient for along spout 7 and put into, arc splint middle part all is equipped with bolt 103, the circular space that its arc splint formed just matches with the size of stand 2, make it can wrap up stand 2 and make bolt 103 insert jack 10 restriction stand 2 and rotate, rethread clamping bolt 102 is fixed with two arc splints, be convenient for assemble and dismantle, its simple structure is reliable.

Specifically, the locking mechanism comprises a fixed block 16, a sleeve 18, a spring 19 and a fixture block 12, wherein the fixed block 16 is sleeved on a rotating shaft 14 and is embedded on the surface of the upright post 2, the fixed block 16 is provided with a plurality of locking holes 15 which are circularly arrayed along the rotating shaft 14, the front end of the sleeve 18 is sleeved on the rotating shaft 14, each of the locking holes is provided with a release groove 13 and a fastening groove 11, the end part of the sleeve is provided with a hand wheel 4, the hand wheel 4 is provided with two locking rods 17 which are matched with the locking holes 15, the two locking rods 17 are symmetrically arranged on the hand wheel 4, and the rotating shaft 14 is more firmly fixed by inserting the two locking rods 17 into the locking grooves; the rotating shaft 14 is provided with a fourth groove 20, the spring 19 is arranged in the fourth groove 20, one end of the spring is connected with the bottom of the fourth groove 20, the other end of the spring is connected with the clamping block 12, the shape of the clamping block 12 is matched with that of the loosening groove 13 and the fastening groove 11, and the clamping block 12 can be completely sunk into the fourth groove 20 by pressing.

Specifically, the transmission mechanism comprises a first bevel gear 21 and a second bevel gear 22, the first bevel gear 21 is arranged on the rotating shaft 14, the second bevel gear 22 is respectively arranged on the two rotating rods 25, the first bevel gear 21 and the second bevel gear 22 are respectively meshed with each other, and the rotating shaft 14 can drive the two rotating rods 25 to rotate simultaneously by adopting a simple transmission design.

Specifically, two connecting lugs 5 are arranged on the upright post 2, the connecting lugs 5 correspond to the hand wheel 4, the hand wheel 4 is prevented from easily colliding with the inner surface of the base 6 during rotary installation, and connecting screw holes are formed in the connecting lugs 5; connecting blocks 29 are respectively welded at two ends of the connecting rod 3, and corresponding connecting screw holes are designed on the connecting blocks 29; and finally, the connecting bolt penetrates through the connecting screw hole, and the nut is screwed on, so that the mounting can be realized, and the device is simple in structure and convenient to detach.

Specifically, connecting rod 3 is the telescopic link, adopts the telescopic link among the prior art, makes connecting rod 3 length between two bases 6 adjustable, and is nimble changeable, strong adaptability.

Specifically, two ends of the second groove 24 are respectively provided with a bearing 26, the bearing 26 is rotatably connected with the rotating rod 25, the bearing 26 is a ball bearing 26, and the bearing 26 is used for supporting the rotating rod 25 to rotate and reducing the friction force between the rotating rod 25 and the second groove 24.

Specifically, the movable cylinder 9 includes a limiting block 902 and a cylinder 901, the limiting block 902 is fixedly connected with the cylinder 901, threaded holes matched with the screws 27 are formed in the limiting block 902 and the cylinder 901, the shape of the limiting block 902 is matched with that of the third groove 28, the limiting block 902 is designed to be square, the limiting block 902 is limited to slide in the third groove 28, and the cylinder 901 is prevented from being separated from the upright column 2.

Specifically, the railing is composed of a plurality of railing units, and railings in any shapes can be formed through a plurality of railing units.

The principle of the invention is as follows:

firstly, aligning a connecting block 29 on a connecting rod 3 with a connecting lug 5, and respectively installing two ends of the connecting rod 3 on two upright posts 2 through connecting bolts;

then, the left clamping piece 101 and the right clamping piece 104 on one side of the base 6 are moved outwards, the first upright post 2 is placed, and the first upright post 2 is aligned with the rotating groove 8; because the hand wheel 4 is fixedly connected with the sleeve 18, the sleeve 18 can be driven to move by moving the hand wheel 4; the fixture block 12 is pressed, the spring 19 is compressed to enable the fixture block 12 to be sunk into the four grooves 20, the sleeve 18 is moved outwards to the position of the release groove 13, the fixture block 12 is not subjected to the force of the inner wall of the sleeve 18, the fixture block 12 is enabled to be bounced by the elastic force of the spring 19 to be clamped into the release groove 13, the locking rod 17 is also separated from the locking groove in the moving process, and the rotating shaft 14 can rotate; the rotating hand wheel 4 drives the rotating shaft 14 to rotate, the first bevel gears 21 on the rotating shaft 14 respectively drive the second bevel gears 22 on the two rotating rods 25 to rotate, and the rotating rods 25 and the screw rods 27 are welded and formed, so that the screw rods 27 also rotate, the moving cylinders 9 respectively move towards two ends along the screw rods 27 and are inserted into the rotating grooves 8 and fixed on one side of the base 6;

then manually rotating the first upright post 2 according to an actual field to adjust the angle of the first upright post 2, moving the left clamping piece 101 after the adjustment is finished, inserting a bolt 103 on the left clamping piece 101 into an insertion hole 10 on the upright post 2 to limit the rotation of the upright post 2, moving the corresponding right clamping piece 104 to enable the left clamping piece and the right clamping piece to be attached to just wrap the upright post 2, locking the left clamping piece 101 and the right clamping piece 104 by using a clamping bolt 102, fixing the upright post 2 while performing rotation limiting, and realizing the angle fixing and position fixing of the upright post 2;

finally, according to the angle adjusted by the first upright post 2, another base 6 is placed at the position of another upright post 2, the steps are repeated, and another upright post 2 and another base 6 are installed;

because the upright post 2 can be installed on the other side of the base 6, in the actual installation process, the placing and installing forms of the base 6 and the upright post 2 can be adjusted according to requirements, so that the directing angles of the upright post 2 and the connecting rod 3 can be realized in various forms, as shown in fig. 9, the placing form of the first base 6 is different from that of fig. 1, and the rest are the same, so that the directing angles of the upright post 2 and the connecting rod 3 on the other side of the first base 6 are different from that of fig. 1, and the installing angle range of the upright post 2 and the connecting rod 3 is enlarged.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.