阅读说明：本技术 一种转运站受限空间里皮带机机头成卷皮带铺设方法 (Method for laying belt at head of belt conveyor in limited space of transfer station into rolled belt ) 是由 胡巍 于 2021-08-04 设计创作，主要内容包括：本发明公开了一种转运站受限空间里皮带机机头成卷皮带铺设方法,涉及皮带安装技术领域,为解决转运站里皮带机机头成卷皮带的铺设由于空间受限,现有铺设方法无法采用的问题；本发明包括固定安装受力吊环；在吊环上吊挂牵引倒链,通过牵引钢丝绳牵拉安装平衡杆；将一根支撑杆穿入机头成卷皮带的卷中心通孔,用吊装带分别将支撑杆的两端与安装平衡杆的两端牵拉连接；在皮带机机头附近处,安装牵引卷扬机,牵引皮带端头；作业人员手拉牵引倒链,直至机头成卷皮带悬空；点动牵引卷扬机,牵引着机头成卷皮带缓缓前行直至铺设完成；本发明操作简单、方便、可靠,适用性强,可在受限空间中快速、有效地完成转运站皮带铺设,节约工期、成本。(The invention discloses a method for laying a coiled belt at a belt conveyor head in a limited space of a transfer station, relates to the technical field of belt installation, and aims to solve the problem that the existing laying method cannot be adopted due to limited space for laying the coiled belt at the belt conveyor head in the transfer station; the invention comprises a fixed installation stress hanging ring; a traction chain block is hung on the hoisting ring, and a balance rod is installed by traction of a traction steel wire rope; penetrating a supporting rod into a winding center through hole of a machine head winding belt, and respectively connecting two ends of the supporting rod with two ends of a mounting balancing rod in a traction manner by using a hoisting belt; a traction winch and a traction belt end are arranged near the belt conveyor head; an operator pulls the drag chain by hand until the coiled belt of the machine head is suspended; the traction winch is inching, the machine head is dragged to roll the belt to slowly move forward until the laying is finished; the method is simple, convenient and reliable to operate, has strong applicability, can quickly and effectively finish the belt laying of the transfer station in a limited space, and saves the construction period and the cost.)

1. A method for laying a coiled belt at a belt conveyor head in a limited space of a transfer station is characterized by comprising the following specific steps:

1) a stressed hanging ring (1) is fixedly arranged at the position above the belt conveyor head;

2) a traction chain block (2) is hung on the hoisting ring (1), and a horizontally arranged mounting balance rod (4) is pulled at the lower end of the traction chain block (2) through a traction steel wire rope (3);

3) a supporting rod (6) penetrates through a central through hole of a machine head coiling belt (7), two ends of the supporting rod (6) are respectively connected with two ends of a mounting balancing rod (4) in a traction manner by using a hoisting belt (5), and the hoisting belt (5) is firmly fixed on the supporting rod (6) and the mounting balancing rod (4);

4) a traction winch (9) is arranged near the machine head of the belt conveyor and used for drawing the end of the machine head to form a coiled belt (7);

5) the operating personnel pulls the traction chain block (2) by hand until the head coiling belt (7) is suspended;

6) and (3) inching the traction winch (9), and drawing the machine head to roll the belt (7) to slowly move forward until the laying is finished.

2. The method for laying the coiled belt on the head of the belt conveyor in the limited space of the transfer station as claimed in claim 1, is characterized in that: in the step 5), when the worker pulls the traction chain block (2) by hand, the machine head coiled belt (7) leans against one side of the machine head of the belt conveyor and slides or rolls upwards along the machine head of the belt conveyor, the worker continues to pull the traction chain block (2) to the machine head coiled belt (7) and moves to the position, under the stress hanging ring (1), of the upper end of the machine head of the belt conveyor along the machine head of the belt conveyor, and the worker continues to pull the traction chain block (2) by hand after the machine head coiled belt (7) is stopped stably until the machine head coiled belt (7) is suspended.

3. The method for laying the coiled belt on the head of the belt conveyor in the limited space of the transfer station as claimed in claim 1, is characterized in that: in the step 1), the stress hoisting ring (1) is U-shaped, and the two ends of the stress hoisting ring are embedded with the steel bars and firmly fixed in the wall.

4. The method for laying the coiled belt on the head of the belt conveyor in the limited space of the transfer station as claimed in claim 1, is characterized in that: in the step 1), the stress hanging ring (1) is located right above the belt conveyor head.

5. The method for laying the coiled belt on the head of the belt conveyor in the limited space of the transfer station as claimed in claim 1, is characterized in that: in the step 2), two traction steel wire ropes (3) are arranged, the two traction steel wire ropes and the mounting balance rod (4) enclose an equilateral triangle, and the middle point of the mounting balance rod (4) is superposed with the middle point of one side of the equilateral triangle.

6. The method for laying the coiled belt on the head of the belt conveyor in the limited space of the transfer station as claimed in claim 1, is characterized in that: in the step 3), the length of the support rod (6) is larger than the belt width of the machine head coiling belt (7), and the two ends of the support rod (6) extend out of the coiling center through hole of the machine head coiling belt (7).

7. The method for laying the belt on the belt conveyor head in the limited space of the transfer station according to claim 1, wherein the step 3) further comprises the following steps: the anti-drop ring (11) is welded at the two ends of the mounting balance rod (4) to block the hoisting belt (5), one end of the hoisting belt far away from the mounting balance rod (4) is fixedly connected with the shackle (10), and the shackle (10) is fixedly connected with the support rod (6).

8. The method for laying the coiled belt on the belt conveyor head in the limited space of the transfer station as claimed in any one of claims 1 to 7, wherein: the stress hanging ring (1) is made of round steel with the diameter of 20mm, the traction chain block (2) is 5 t-shaped, and the supporting rod (6) and the mounting balancing rod (4) are DN50 solid steel pipes.

9. The method for laying the coiled belt on the head of the belt conveyor in the limited space of the transfer station as claimed in claim 7, is characterized in that: the anti-falling ring (11) is annular with the thickness of 10mm, and the inner diameter of the anti-falling ring is equal to the outer diameter of the mounting balance rod (4).

Technical Field

The invention relates to the technical field of belt installation, in particular to a method for laying a coiled belt on a belt conveyor head in a limited space of a transfer station.

Background

The belt conveyer is a continuous conveyer with flexible conveying belt as bearing and drawing member, and has one endless conveying belt around driving roller and direction changing roller, and several rollers to support the upper and lower branches between the two rollers. The materials are placed on the upper branch, and the conveying belt and the materials are dragged to run by utilizing the friction force between the driving roller and the belt; the conveying device is suitable for conveying bulk materials and finished articles in horizontal and inclined directions, and can also be used in a production line for certain process operations. The device has the advantages of simple structure, stable and reliable work, strong adaptability to materials, larger conveying capacity, low power consumption and wide application.

The laying of belt feeder aircraft nose lapping belt in the transfer station, because the space is limited, traditional mobile crane can't hoist and mount the installation, and the lapping belt weight that need lay is heavier, and the manpower installation degree of difficulty is big, very delays the time limit for a project easily, increase cost, consumes the resource. The invention patent application with the publication number of CN106809672A and the name of the laying method of the belt of the tubular belt conveyor discloses a belt laying structure and a method, which can well complete the laying of the belt but can not be applied to a limited space; the invention patent application with the publication number of CN102555106A and the name of a belt installation method of a high-altitude belt conveyor also discloses a belt laying structure and a method, which can solve the problem of belt laying of the high-altitude belt conveyor, but are not suitable for a limited space; therefore, a method for laying the coiled belt at the head of the belt conveyor in the limited space of the transfer station is needed to solve the problem.

Disclosure of Invention

The invention aims to provide a method for laying a coiled belt at a belt conveyor head in a limited space of a transfer station, and aims to solve the problem that the existing laying method cannot be adopted due to the limited space for laying the coiled belt at the belt conveyor head in the transfer station.

In order to achieve the purpose, the invention provides the following technical scheme: a method for laying a belt at a belt conveyor head in a limited space of a transfer station in a coiled manner comprises the following specific steps:

1) a stressed hanging ring is fixedly installed at the position above the belt conveyor head;

2) a traction chain block is hung on the hoisting ring, and a horizontally arranged mounting balance rod is pulled by a traction steel wire rope at the lower end of the traction chain block;

3) penetrating a supporting rod into a winding center through hole of a machine head winding belt, respectively drawing and connecting two ends of the supporting rod with two ends of a mounting balancing rod by using a hoisting belt, and firmly fixing the hoisting belt on the supporting rod and the mounting balancing rod;

4) a traction winch is arranged near the machine head of the belt conveyor and used for drawing the end of the machine head to roll the belt;

5) an operator pulls the drag chain by hand until the coiled belt of the machine head is suspended;

6) and (5) inching the traction winch, and drawing the machine head to roll the belt to slowly move forward until the laying is finished.

Specifically, in the step 5), when the operator pulls the chain block by hand, the machine head coiled belt leans against one side of the machine head of the belt conveyor and slides or rolls upwards along the machine head of the belt conveyor, the chain block is continuously pulled by hand until the machine head coiled belt moves to the upper end of the machine head of the belt conveyor along the machine head of the belt conveyor and is positioned under the stressed hanging ring, and the chain block is continuously pulled by hand after the belt block stops stably until the machine head coiled belt is suspended.

In the step 1), the stress hanging ring is preferably U-shaped, and the two ends of the stress hanging ring are embedded with the steel bars and firmly fixed in the wall.

In the step 1), the stressed hanging ring is preferably positioned right above the belt conveyor head.

Preferably, in the step 2), two traction steel wire ropes are arranged, the two traction steel wire ropes and the mounting balance rod form an equilateral triangle in a surrounding mode, and the middle point of the mounting balance rod is superposed with the middle point of one side of the equilateral triangle.

Better in above-mentioned step 3), the length of bracing piece is greater than the belt width of aircraft nose lapping belt, and the bracing piece both ends all stretch out the central through hole of rolling up of aircraft nose lapping belt.

Preferably, in the step 3), the anti-drop ring blocking hoisting belt is welded at the two ends of the mounting balance rod, the shackle is fixedly connected at one end of the hoisting belt far away from the mounting balance rod, and the shackle is fixedly connected with the support rod.

In the scheme, the anti-drop ring is preferably in the shape of a ring with the thickness of 10mm, and the inner diameter of the anti-drop ring is equal to the outer diameter of the mounting balance rod

In any of the above schemes, the stress hanging ring is made of round steel with the diameter of 20mm, the traction chain block is 5 t-shaped, and the supporting rod and the mounting balancing rod are DN50 solid steel tubes.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the method for laying the belt of the belt conveyor head in the limited space of the transfer station, the fixed stress lifting ring is adopted, and the traction chain block is used for indirectly drawing the belt of the belt conveyor head into a roll by a specially-made structure.

2. The method for laying the belt at the head of the belt conveyor in the confined space of the transfer station is simple to operate, convenient and reliable to use and high in applicability, laying of the belt at the head of the belt conveyor in the transfer station can be completed quickly and effectively in the confined space, and construction period and cost are saved.

3. According to the method for laying the coiled belts of the belt conveyor head in the limited space of the transfer station, the problems that time and labor are wasted in manual installation caused by the fact that the coiled belts of the belt conveyor head cannot be laid by a truck crane in the originally limited space are solved, the traditional operation method of the transfer station is broken, the labor intensity is greatly reduced, and the construction safety of the transfer station is greatly improved.

Drawings

FIG. 1 is a schematic structural diagram of a front view of an operating state of the present invention;

fig. 2 is a schematic top view of the present invention.

In the figure: 1. a stressed hanging ring; 2. dragging and chain reversing; 3. a traction wire rope; 4. mounting a balance rod; 5. a hoisting belt; 6. a support bar; 7. the machine head is used for coiling a belt; 8. an indoor wall; 10. shackle dismounting; 9. a traction winch; 11. an anti-drop ring.

Detailed Description

A method for laying a belt at a belt conveyor head in a limited space of a transfer station in a coiled manner comprises the following specific steps:

1) installing a stressed hanging ring:

at the position above the belt conveyor headMore preferably, for the position department directly over the belt feeder aircraft nose, fixed mounting atress rings 1, atress rings 1 can set up to the U-shaped, and its both ends bar planting is gone into wall body inside fixed firm, and in a preferred embodiment, atress rings 1 adopts diameter 20 mm's round steel to make, and the cross-sectional area of diameter 20 mm's round steel is 314mm²Design value of strength 210N/mm²The maximum tensile strength design value is 314 × 210 ═ 65940N ═ 6.724 tons;

2) installing a balance structure:

referring to fig. 2, a traction chain hoist 2 is hung on a lifting ring 1, the traction chain hoist 2 can be selected to be 5 t-shaped, a horizontally arranged mounting balance rod 4 is pulled at the lower end of the traction chain hoist 2 through a traction steel wire rope 3, in order to ensure that a head coiling belt 7 is kept stable and balanced in stress during traction, at least two traction steel wire ropes 3 are preferably arranged, the two traction steel wire ropes and the mounting balance rod 4 form an equilateral triangle in a surrounding mode, the middle point of the mounting balance rod 4 is superposed with the middle point of one side of the equilateral triangle, namely the traction steel wire ropes 3 are mounted on two sides of the middle line position of the mounting balance rod 4, and the traction steel wire ropes 3 and the mounting balance rod 4 form an angle of 60 degrees;

3) pulling and connecting:

referring to fig. 2, penetrate a bracing piece 6 and roll up central through-hole of aircraft nose lapping belt 7, the length of bracing piece 6 should be greater than the belt width of aircraft nose lapping belt 7, and 6 both ends of bracing piece all stretch out the roll up central through-hole of aircraft nose lapping belt 7, the extension at both ends is isometric best, take 5 with the hoist and mount to be connected the both ends of bracing piece 6 with the both ends tractive of installation balancing pole 4 respectively, and take 5 with the hoist and mount to fix firmly on bracing piece 6 and installation balancing pole 4, the following structure can be adopted to fixed mode: welding anti-falling rings 11 at two ends of the mounting balance rod 4 to block the hoisting belt 5, wherein the anti-falling rings 11 are preferably rings with the thickness of 10mm, the inner diameter of each anti-falling ring 11 is equal to the outer diameter of the mounting balance rod 4, one end of each hoisting belt far away from the mounting balance rod 4 is fixedly connected with a shackle 10, and the shackle 10 is fixedly connected with the support rod 6;

4) installing a traction winch:

a traction winch 9 is arranged near the machine head of the belt conveyor and used for drawing the end of the machine head to form a coiled belt 7;

5) pulling to a station:

when an operator pulls the drag chain 2 by hand, as shown in fig. 1, firstly, the machine head coiled belt 7 leans against one side of the machine head of the belt conveyor, and slides or rolls upwards along the machine head of the belt conveyor, the drag chain 2 is continuously pulled by hand until the machine head coiled belt 7 moves to the upper end of the machine head of the belt conveyor along the machine head of the belt conveyor and is positioned under the stressed hanging ring 1, and the drag chain 2 is continuously pulled by hand after the machine head coiled belt 7 stops stably until the machine head coiled belt 7 is suspended;

6) starting to lay:

and (3) inching the traction winch 9, and dragging the machine head to roll the belt 7 to slowly move forward until the laying is finished.

The support bar 6 and the mounting balance bar 4 can be made of DN50 solid steel tube.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

The present invention is not described in detail, but is known to those skilled in the art.