CN211286601U - Chimney construction device applying hydraulic lifting and rollover technology - Google Patents

Abstract

The utility model relates to an use chimney construction equipment of hydraulic pressure promotion turnover formwork technique, including hydraulic pressure promotion platform system, perpendicular transportation system and gin pole system of shaking the head, hydraulic pressure promotion platform system comprises drum barrel, radiation beam, span wire pull rod, jack, bracing piece, protection railing, protection network, interior gallows, outer gallows, landing slab, gird and build the platform by laying bricks or stones, perpendicular transportation system comprises derrick, cage, outage band-type brake device, the spacing insurance in top, pulley, wire rope and binocular hoist engine, the gin pole system of shaking the head comprises the gin pole of shaking the head, becomes width of cloth wire rope and become width of cloth hoist engine. The device adopts two sets of templates to overturn alternately to replace the traditional single template slip form construction process, has the advantages of small equipment volume and light weight, and can solve the problems of slow construction progress, difficult guarantee of engineering quality, poor safety performance, high engineering cost, high labor intensity of workers and inconvenient construction of the traditional construction process.

Description

A chimney construction device using hydraulic lifting and turning technology

technical field

The utility model relates to the technical field of construction engineering, in particular to a chimney construction device applying the hydraulic lifting and turning technology.

Background technique

At present, in the field of construction engineering technology, the construction of concrete chimneys generally adopts hydraulic slip form process or electric lift form process, which has the following defects:

1) During the construction of the hydraulic sliding formwork process, the operating platform is easy to be twisted, the radius and the protective layer of the steel bar cannot be effectively controlled, and the concrete after pouring is easy to crack and have scratches;

2) During the construction process of the electric mold lifting process, the equipment is very bulky, the cost input is large, and the construction speed is slow;

3) The hydraulic sliding formwork process or the electric lift formwork process adopts a single formwork construction, which has a long construction period and low work efficiency;

4) The lifting of the operating platform usually adopts the platen hoist and the inverted chain hoist, and the labor intensity of the workers is high and the speed is slow;

5) The diameter of the drum of the hoist is small, the number of layers of steel wire ropes on the drum is large, and it is easy to wear and tear, and the cage hoist mostly adopts a single-cylinder hoist, which poses a great safety hazard for construction workers up and down;

6) The masonry platform is generally separated from the operation platform. After the construction of the concrete structure is completed, the masonry platform is set up for the masonry operation, and the process is complicated.

In a word, the traditional concrete chimney construction technology device has slow construction progress, difficult to guarantee project quality, poor safety performance, high project cost, high labor intensity of workers, and inconvenient construction.

Utility model content

In order to overcome the defects of the prior art, the technical problem solved by the present invention is to provide a chimney construction device applying the hydraulic lifting and flipping technology. , The advantages of light weight can solve the problems of slow construction progress of traditional construction technology, difficult to guarantee project quality, poor safety performance, high project cost, high labor intensity of workers, and inconvenient construction.

In order to achieve the above object, the utility model adopts the following technical solutions to realize:

A chimney construction device applying hydraulic lifting and turning over moulding technology, including a hydraulic lifting platform system, a vertical transport system and a shaking rod system. , support rods, protective railings, protective nets, inner hangers, outer hangers, platform slabs, ring beams and masonry platforms, wherein the drum is a hollow circular structure, and the radiating beams are several along the center line of the drum. It is evenly distributed in a radial shape, the inner end and the drum are fastened with bolts, the outer end is connected in series by a ring beam, and two ring beams are set near the drum end to connect the radiation beams two by two, and the upper side is paved. The platform board is installed, and the protective railings are arranged on the outermost ring beam to form an operating platform; the suspension cable rods and the radiation beams are matched into several groups, each group is two, one end is hinged with the same point at the lower end of the drum, and the other end is connected with the radiation beam. The beams are hinged separately at different points; the jacks are matched with the radiating beams into several pieces, which are arranged on the radiating beam directly above the wall of the chimney, the push rod is connected with one end of the support rod, and the other end of the support rod is against the wall of the chimney; The hanger and the outer hanger are symmetrically distributed on both sides of the chimney wall, the upper end of which is fixedly connected with the radiation beam, and the protective net is hung on the outer side of the guardrail and the outer hanger and the inner hanger; the masonry platform is composed of several steel wire ropes. 1. The connection is suspended under the radiating beam;

The vertical transportation system is composed of a derrick, a hanging cage, a power-off brake device, a top limit insurance, a pulley, a wire rope and a double-cylinder hoist, wherein the derrick is arranged on the derrick seat located in the center of the chimney wall, at intervals of a certain distance. The second steel wire rope is fixed with the steel ring pre-buried in the wall of the chimney. The hanging cage is set in the derrick and can be moved up and down through pulleys, wire ropes and double-cylinder hoists. Set on the top of the derrick;

The drum of the hydraulic lifting platform system is set on the derrick of the vertical transportation system, and a number of steel wire ropes are evenly arranged on the outermost ring beam to be hinged and fixed with the top of the derrick;

The rocking rod system is composed of a rocking rod, a luffing wire rope and a luffing winch, wherein one end of the rocking rod is hinged with the radiation beam, and the other end is connected with the luffing winch through the luffing wire rope.

The support rod is arranged on the inner side of the outer circumferential steel bar, and its inclination is consistent with the wall of the chimney, and the radial direction is vertical.

Further, the jacks are all controlled by a hydraulic system connected by a hydraulic pump, a main oil pipe, an oil branch pipe, an oil valve, and an oil separator according to the hydraulic system to control the lifting and lowering uniformly.

A construction process of a chimney construction device using hydraulic lifting and turning over mold technology, comprising the following steps:

1) First pour the chimney to the design height;

2) Installation and debugging of the utility model device: drum in place - radiation beam installation - suspension cable rod installation - jack support and jack installation - ring beam installation - inner hanger and outer hanger installation - platform plate laying - hydraulic system installation - Derrick installation - Shake rod installation - Steel wire rope and cage installation - Double drum winch and luffing winch - Electrical equipment installation - Hoist protection shed - Masonry platform installation - Protective railing installation and safety net hanging - Commissioning ;

3) Carry out the construction of the first formwork height pouring: lifting and transporting steel bars by the shaking rod system - steel bar installation - hanging cage lifting formwork - formwork installation - hanging cage lifting concrete - concrete pouring;

4) Lifting of operating platform: hydraulic lifting of operating platform - treatment of concrete construction joints;

5) Carry out the second formwork height pouring construction: repeat step 3);

6) Formwork overturning construction: Repeat step 4), lifting and transporting steel bars with the back-moving and pulling rod system - steel bar installation - lower formwork removal - upturning formwork - formwork installation - hanging cage lifting concrete - concrete pouring - chimney lining construction and concrete maintenance ; Carry out the next round of concrete pouring construction, and so on, to complete the pouring construction of the entire chimney;

7) At the same time of pouring construction, use the hanging cage to transport the masonry materials and mortar to the masonry platform to complete the masonry construction of the chimney lining, and at the same time carry out concrete curing for the wall of the chimney that has been demolded;

8) Finally, remove the utility model device.

Compared with the prior art, the beneficial effects of the present utility model are:

1) Effectively solve the problem that the slip-form process cannot guarantee the quality of concrete construction, and solve the problem that the operating platform is easy to distort;

2) Effectively solve the problems of heavy electric die lifting equipment, large cost and long construction period;

3) Effectively solve the problem of high labor intensity and slow speed when using manual plate hoist or inverted chain hoist;

4) Effectively solve the problem that ordinary hanging cages have no height limit, no power failure insurance, and large safety hazards;

5) Effectively solve the problem that the small wire rope of the hoist drum is easy to wear;

6) Effectively solve the problem that the construction personnel of the single-cylinder winch has a large safety hazard in the upper and lower chimneys;

7) Effectively solve the problem that the masonry platform is separated from the operation platform, which leads to the complicated process.

Description of drawings

Fig. 1 is the technical principle structure schematic diagram of the present utility model;

FIG. 2 is a schematic diagram of the connection structure of the radiation beam and the ring beam of the present invention.

In the picture: 1- Drum 2- Radiating beam 3- Suspension rod 4- Jack 5- Support rod 6- Protective railing 61- Protective net 7- Inner hanger 8- Outer hanger 9- Platform plate 10- Shaking rod 11- Luffing wire rope 12- Luffing winch 13- Ring beam 14- Derrick 15- Hanging cage 16- Rope breaking brake device 17- Steel wire rope 1 18- Steel wire rope 2 19- Steel wire rope 3 20- Masonry platform 21- Outer ring steel bar 22-template 23-tension bolts 24-chimney wall 25-chimney lining 26-top limit insurance

Detailed ways

The specific embodiments of the present utility model will be further described below in conjunction with the accompanying drawings:

As shown in Fig. 1-Fig. 2, the utility model relates to a chimney construction device using hydraulic lifting and turning over moulding technology, including a hydraulic lifting platform system, a vertical transportation system and a shaking rod system, and the hydraulic lifting platform system is composed of a drum Tube 1, radiation beam 2, suspension cable tie rod 3, jack 4, support rod 5, protective railing 6, protective net 61, inner hanger 7, outer hanger 8, platform plate 9, ring beam 13 and masonry platform 20 , wherein the drum 1 is a hollow circular structure, and the radiating beams 2 are several radially evenly distributed along the center line of the drum 1, the inner end and the drum 1 are fastened with bolts, and the outer end passes through the ring beam 13 Connect in series, and set up two ring beams 13 near the 1 end of the drum to connect the radiation beams 2 two by two, the upper side is paved with a platform plate 9, and the protective railing 6 is arranged on the outermost ring beam 13 to form an operating platform ; The suspension cable tie rod 3 is matched with the radiation beam 2 into several groups, each group is two, one end is hinged with the same point of the lower end of the drum 1, and the other end is hinged with the radiation beam 2 at different points; the jack 4 is matched with the radiation beam 2 There are several, arranged on the radiation beam 2 directly above the chimney tube wall 24, its push rod is connected with one end of the support rod 5, and the other end of the support rod 5 is on the chimney tube wall 24; the inner hanger 7 and the outer hanger are connected. The frame 8 is symmetrically distributed on both sides of the chimney wall 24, and its upper end is fixedly connected with the radiation beam 2, and the protective net 61 is hung on the outer side of the protective railing 6 and the outer hanger 8 and the inner hanger 7; the masonry platform 20 is composed of A number of steel wire ropes 17 are connected and suspended under the radiation beam 2.

The vertical transportation system is composed of a derrick 14, a hanging cage 15, a power-off brake device 16, a top limit insurance 26, a pulley, a wire rope and a double-drum hoist. On, at certain distances, the steel wire rope 2 18 is fixed with the steel ring embedded in the chimney wall 24, and the hanging cage 15 is arranged in the derrick 14 and can be moved up and down by the pulley, the wire rope and the double-cylinder hoist, and is used to transport concrete, Masonry materials, etc., the power-off holding brake device 16 is provided on the hanging cage 15, and the top limit insurance 26 is provided on the top of the derrick 14, which increases the safety of the hanging cage 15.

The drum 1 of the hydraulic lifting platform system is sleeved on the derrick 14 of the vertical transportation system, and a number of steel wire ropes 3 19 are evenly arranged on the outermost ring beam 13 to be hinged and fixed to the top of the derrick 14 .

Described swinging pick-up rod system is made up of shaking-head pick-up rod 10, luffing wire rope 11 and luffing winch 12, wherein one end of shaking shaking rod 10 is hinged with radiating beam 2, and the other end is connected with luffing winch 12 through luffing wire rope 11, Tightening or loosening the luffing wire rope can adjust the inclination angle of the shaking rod to realize the luffing, that is, adjust the distance between the end of the shaking rod and the wall of the chimney. The shaking rod system generally uses a 0.5t hoist for luffing, and a 2t hoist to lift materials, which is mainly used to lift steel bars. The diameter of the wire rope is generally 13mm, and the counterweight of the pick rod is reinforced concrete blocks.

The support rod 5 is arranged on the inner side of the outer circumferential steel bar 21, and its inclination is consistent with the chimney wall 24, and the radial direction is vertical.

Further, the jacks 4 are all controlled by the hydraulic pump, main oil pipe, branch oil pipe, oil valve, and oil separator according to the hydraulic system connected by the hydraulic system to control the lifting and lowering, so as to drive the operation platform/masonry platform 20 to rise and fall.

A construction process of a chimney construction device using hydraulic lifting and turning over mold technology, comprising the following steps:

1) first pour the chimney to the design height (higher than the height of the utility model device);

2) Installation and debugging of the utility model device: drum 1 is in place - radiating beam 2 is installed - 3 is installed on the suspension cable - 4 is supported on the jack and 4 is installed on the jack - 13 is installed on the ring beam - the inner hanger 7 and the outer hanger 8 are installed - Laying of platform plate 9 - installation of hydraulic system - installation of derrick 1 - installation of shaking head 10 - installation of steel wire rope and cage 15 - installation of winch - installation of electrical equipment - installation of winch protective shed - installation of masonry platform 20 - protective railing 6 Installation and installation of safety net 61 - commissioning of the utility model device;

3) Carry out the construction of the first formwork height pouring: lifting and transporting steel bars by the shaking rod system - steel bar installation - hanging cage 15 lifting formwork - formwork 22 installation (fastened with tie bolts 23) - hanging cage 15 lifting concrete - concrete pouring into a chimney wall 24;

以上的钢筋操作平台进行加固；(6)支撑杆5加固好后，将钢丝绳三19与平台再次连接；(7)混凝土施工缝处理；4) Lifting the operating platform: (1) Lengthen the support rod 5 (which is a hollow structure) according to the construction progress, and then use the inline joint to connect and then weld, and then smooth the welding scar beyond the surface of the support rod; (2) The support rod 5 Draw the lifting mark line above; (3) Loosen the wire rope 3 19 and all the objects connected to the platform; (4) Start the application system to lift the operating platform by the jack 4, and after every three lifting strokes, the horizontal movement of the entire operating platform Observing and twisting, and adjusting if there are problems to prevent translation out of tolerance and twisting; (5) After the operating platform is raised to the position, use

The above steel bar operation platform is reinforced; (6) After the support rod 5 is reinforced, connect the steel wire rope 3 19 to the platform again; (7) Concrete construction joint treatment;

5) Carry out the second formwork height pouring construction: repeat step 3);

6) Formwork overturning construction: Repeat step 4), lifting and transporting steel bars with the back-moving and pulling rod system - steel bar installation - lower formwork removal - upturning formwork - formwork installation - hanging cage lifting concrete - concrete pouring - chimney lining 25 construction and concrete Maintenance; carry out the next round of concrete pouring construction, and so on, to complete the pouring construction of the entire chimney;

7) while pouring construction, utilize hanging cage 15 to transport masonry material and mortar to masonry platform 20 to complete the masonry construction of chimney lining 25, and carry out concrete curing to chimney barrel wall 24 that has been demolded simultaneously;

8) Finally, remove the utility model device.

Claims (2)

1. A chimney construction device applying a hydraulic lifting turnover formwork technology comprises a hydraulic lifting platform system, a vertical transportation system and an oscillating derrick mast system, and is characterized in that the hydraulic lifting platform system consists of a drum barrel, radiation beams, a suspension cable pull rod, a jack, a support rod, a guard rail, a protective net, an inner hanger, an outer hanger, a platform plate, a ring beam and a masonry platform, wherein the drum barrel is a hollow circular structural member, the radiation beams are uniformly distributed in a radial manner along the center line of the drum barrel, the inner end parts of the radiation beams are fixedly connected with the drum barrel through bolts, the outer end parts of the radiation beams are connected in series through the ring beam, two ring beams are arranged at the end close to the drum barrel to connect the radiation beams in pairs, the platform plate is paved, and the guard rail is arranged on the ring beam at the outermost end to form an operation platform; the suspension cable pull rods and the radiation beams are matched into a plurality of groups, each group comprises two suspension cable pull rods, one end of each suspension cable pull rod is hinged with the same point of the lower end part of the drum barrel, and the other end of each suspension cable pull rod is hinged with different points of the radiation beams; the jacks and the radiation beams are matched into a plurality of numbers and are arranged on the radiation beams right above the wall of the chimney, the push rods of the jacks are connected with one ends of the support rods, and the other ends of the support rods are propped against the wall of the chimney; the inner hanger and the outer hanger are symmetrically distributed on two sides of the wall of the chimney, the upper end parts of the inner hanger and the outer hanger are fixedly connected with the radiation beam, and the protective net is hung on the outer sides of the protective guard, the outer hanger and the inner hanger; the building platform is connected with a plurality of steel wire ropes and is hung below the radiation beam;

the vertical transportation system comprises a derrick, a suspension cage, a power-off band-type brake device, a top limit safety device, a pulley, a steel wire rope and a double-drum winch, wherein the derrick is arranged on a derrick seat positioned in the center of the wall of the chimney, the derrick is fixed with a steel bar ring embedded in the wall of the chimney at certain intervals through the steel wire rope II, the suspension cage is arranged in the derrick and can move up and down under the driving of the pulley, the steel wire rope and the double-drum winch, the power-off band-type brake device is arranged on the suspension cage, and the top limit safety device is arranged at the top of the derrick;

a drum barrel of the hydraulic lifting platform system is sleeved on a derrick of the vertical transportation system, and a plurality of steel wire ropes III are uniformly arranged on an outermost ring beam and hinged and fixed with the top of the derrick;

the swing derrick mast system consists of a swing derrick mast, a variable amplitude steel wire rope and a variable amplitude winch, wherein one end of the swing derrick mast is hinged with the radiation beam, and the other end of the swing derrick mast is connected with the variable amplitude winch through the variable amplitude steel wire rope.

2. The chimney construction device according to claim 1, wherein the support rod is disposed at an inner side of the outer ring of the steel bar, and has a slope consistent with a chimney wall and a radial direction.

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