CN114319368B

CN114319368B - A low-damage demolition device for recycling concrete support beams

Info

Publication number: CN114319368B
Application number: CN202210022240.6A
Authority: CN
Inventors: 王帅; 王爱勋; 李文祥; 陆通; 傅旭东; 许成祥; 孟庆山; 王明昭; 游�明
Original assignee: Wuhan Construction Engineering Co Ltd
Current assignee: Wuhan Construction Engineering Co Ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2025-12-02
Anticipated expiration: 2042-01-10
Also published as: CN114319368A

Abstract

The invention discloses a concrete support beam recycling low-loss dismantling device which comprises a combined type bearing part, a hydraulic rotary supporting system and a support beam cutting part, wherein the combined type bearing part comprises a bearing trolley, telescopic supporting legs connected with the bearing trolley, bearing I-steel arranged on the bearing trolley and a connecting mechanism connected with each bearing I-steel, the hydraulic rotary supporting system comprises a hydraulic supporting part arranged on the hydraulic bearing trolley, a rotary part arranged on the hydraulic supporting part and a support beam bearing part arranged on the rotary part and used for supporting and stabilizing a support beam to be cut, and the support beam cutting part comprises a cutting part bearing bracket arranged on the bearing I-steel and a cutting part arranged on the cutting part bearing bracket and used for moving the cutting support beam up and down under the cutting part bearing bracket through the cutting part. The invention uses the cutting machine to automatically cut the supporting beam, reduces the manpower input and improves the cutting efficiency.

Description

Low-loss demolishing device for recycling concrete supporting beam

Technical Field

The invention relates to the technical field of constructional engineering, in particular to a low-loss demolishing device for recycling a concrete supporting beam, which is suitable for rapid demolishing work of a protective supporting beam in foundation pit construction.

Background

With the development of urban space, a supporting beam is usually arranged during foundation pit excavation so as to ensure the safety of building construction. When the basement structure is constructed, the supporting beam is removed, the next working procedure can be carried out, and the speed of removing the supporting beam directly influences the progress of engineering projects and the problems of misoperation of workers and the like. The conventional demolition method comprises the following steps of 1 demolition blasting, 2 demolition static blasting, 3 demolition cutting, 4 demolition combined with cutting and static crushing, and 5 demolition of waist beams. The cutting and dismantling are most common in a supporting beam cutting process, a cutting saw is generally used for cutting a concrete beam by manually matching with a tower crane, the cutting efficiency is low, a certain operation risk exists and is not suitable for cutting a large-area foundation pit supporting beam due to the fact that the tower crane and a cutting worker are not synchronous in matching, a plurality of engineering machines are needed to assist in the dismantling process, the construction operation cost is high, meanwhile, the impact force and the hammering force generated during the breaking and dismantling can generate irreversible cracks in the concrete supporting beam, the problem of recycling is needed to be considered by the broken and dismantled concrete supporting beam, and the quality of the concrete supporting beam can be reduced when the concrete supporting beam is manufactured to regenerate aggregate after the breaking and dismantling is caused by violence. Therefore, there is a need for an efficient, labor and time saving device for cutting foundation pit concrete support beams that is capable of low damage.

Disclosure of Invention

In order to solve the problems in the prior art, the invention aims to provide the low-loss dismantling device for recycling the concrete supporting beam, which uses a cutting machine to automatically cut the supporting beam, reduces the labor input, improves the cutting efficiency, reduces the loss caused by cutting the concrete beam and meets the cutting requirement of the supporting beam in construction.

In order to further achieve the purpose, the technical scheme adopted by the invention is that the low-loss dismantling device for recycling the concrete support beam comprises the following components:

the combined bearing part comprises a bearing trolley, telescopic supporting legs connected with the bearing trolley, bearing I-steel arranged on the bearing trolley and a connecting mechanism connected with each bearing I-steel, and is used for stabilizing and leveling the whole device through the bearing trolley and adjusting the angle between the bearing trolleys through the telescopic supporting legs to enable the supporting surface to conform to the angle of the supporting beam through the connecting mechanism;

The hydraulic rotary supporting system comprises a hydraulic supporting part arranged on the bearing trolley, a rotary part arranged on the hydraulic supporting part and a supporting beam bearing part arranged on the rotary part, and is used for adjusting a supporting angle by utilizing the rotary part and the supporting beam bearing part to follow the trend of the supporting beam through the hydraulic supporting part as power so as to support and stabilize the supporting beam to be cut;

and the support beam cutting part comprises a cutting part bearing bracket arranged on the bearing I-steel and a cutting part arranged on the cutting part bearing bracket and is used for moving the cutting support beam up and down on the cutting part bearing bracket through the cutting part.

Optionally, the bearing trolley comprises a frame and universal wheels arranged at the bottom of the frame, the bearing I-steel comprises two rotary supporting part bearing beams arranged above the frame and arranged in parallel, one ends of the two cutting part bearing beams are respectively connected with the two rotary supporting part bearing beams, and the other ends of the two cutting part bearing beams are connected with the side surfaces of the connecting mechanism;

The telescopic support leg comprises an outer fixed beam with a cavity structure, an inner telescopic beam nested in the inner cavity of the outer fixed beam, and an oil cylinder support leg arranged at the tail end of the inner telescopic beam.

Further, the connecting mechanism comprises two parallel I-steel a and I-steel b, a small oil cylinder a and a small oil cylinder b which are arranged between the I-steel a and the I-steel b, and a ball connecting structure which is arranged between the I-steel a and the I-steel b,

The two ends of the ball connecting structure are provided with flange plate mounting seats, the middle of the ball connecting structure is provided with a ball hinge connecting structure, and the flange plate mounting seats at the two ends are respectively connected with the middle positions of the I-steel a and the I-steel b.

Optionally, the hydraulic support part includes the linear bearing who installs on the supporting part load beam, passes the hole of linear bearing and coaxial heart complex guide bar, install in the bearing steel sheet below and with its articulated hydraulic cylinder push rod front end and with the hydraulic cylinder that hydraulic cylinder push rod front end is connected, the one end of guide bar is connected with the bottom of bearing steel sheet.

Optionally, the rotating part comprises a mounting seat arranged on the upper surface of the bearing steel plate and a small hydraulic cylinder arranged on the side surface of the mounting seat, the front end of a hydraulic cylinder push rod of the small hydraulic cylinder is connected with a crank through a pin hole, a big hole of the crank is connected with a supporting shaft through a key slot, and a flange plate base arranged on the supporting seat is arranged above the bearing steel plate.

Optionally, the supporting beam bearing part comprises a bracket base arranged at the top end of the supporting shaft, a bearing bracket arranged at the upper end of the bracket base, a round oil cylinder mounting seat arranged at the bottom of the bearing bracket, a round oil cylinder arranged on the round oil cylinder mounting seat and a clamping mechanism mounting seat arranged at the ends of the bearing bracket and the round oil cylinder,

The clamping mechanism comprises a clamping mechanism mounting seat, a plurality of universal balls, a clamping oil cylinder a and a clamping oil cylinder b, wherein the universal balls are uniformly and fixedly arranged above a bottom plate of the clamping mechanism mounting seat, the clamping oil cylinder a and the clamping oil cylinder b are respectively arranged on mounting plates on two sides of the clamping mechanism mounting seat, and the telescopic rod head parts of the clamping oil cylinder a and the clamping oil cylinder b are connected with small steel plates.

Optionally, the cutting part comprises a motor arranged at the lower part of the base of the cutting machine, a large belt pulley connected with an output shaft of the motor through a key slot, a small belt pulley a connected and matched with the large belt pulley through a belt, a transmission shaft arranged at the axis of the small belt pulley a and a large cutting sheet coaxially arranged with the transmission shaft, the transmission shaft drives the large cutting sheet to synchronously rotate, the transmission shaft and a bearing seat are coaxially and coaxially in interference fit, the bearing seat is arranged on the base of the cutting machine, and the protective cover is connected with the base of the cutting machine.

Optionally, the cutting part bearing support comprises two I-steel beams which are vertically arranged in parallel and vertically arranged on the supporting beam cutting part bearing beam, and two I-steel rail trolleys which are slidably arranged on the two I-steel beams, wherein the two I-steel rail trolleys are connected into a whole through square steel, square steel is transversely arranged between the two I-steel beams, and the small belt pulley b is arranged on the square steel above the cutting part bearing support.

Optionally, the supporting beam cutting part further comprises an electric part, the electric part comprises a device control box, a liquid storage box, a water pump and a stepping speed reducing motor, the device control box, the liquid storage box, the water pump and the stepping speed reducing motor are arranged on the cutting part bearing support, the liquid storage box is a cuboid cavity water storage container, the liquid storage box is provided with a water inlet and a water outlet, the water outlet is connected with the water inlet of the water pump through a water pipe, the water outlet of the water pump is connected with a spray head, and the small belt pulley synchronously rotates with the belt pulley on the stepping speed reducing motor through a belt, and meanwhile the belt is connected with a base of the cutting machine of the cutting part.

Optionally, the hydraulic power system is installed on the bearing trolley, the hydraulic power system comprises a hydraulic system support, an oil storage tank installed on the hydraulic system support, a hydraulic system controller installed at the upper end of the hydraulic system support, a three-phase motor, an oil pump and an electromagnetic valve group, an output shaft of the three-phase motor is matched with the input of the oil pump, the electromagnetic valve group consists of a plurality of electromagnetic valves, an output port of the electromagnetic valve group is connected with an oil inlet of each oil cylinder in the device through a hydraulic oil pipe, and the hydraulic power system is controlled jointly through the hydraulic system controller and the device control box.

The invention has the advantages of high practicability, wide application range, high blasting demolition, high blasting workload, high process and complexity, high cost, hydraulic static force support, direct cutting of the supporting structure, no influence on the side structure, no complex calculation process, low efficiency, long time consumption, direct cutting by using a diamond saw blade capable of being replaced quickly, high cutting efficiency, and low temperature and dust suppression by using a water spraying mode, and 3, the device is assembled and connected in a modular manner, can be connected with a combined jacking and cutting module according to the actual requirements of the length position of the supporting beam, has more adaptation to the scene, and has high practicability. 4. Compared with the hydraulic breaking hammer breaking of the excavator, the hydraulic breaking hammer breaking device has the advantages that the hydraulic breaking hammer breaking device is provided with the static auxiliary support, the side structure cannot be impacted and damaged, and the influence is smaller. 4. The supporting platform of the device can adjust the angle in space, not only can support the horizontal straight supporting beam, but also can support the curved beam and the inclined supporting beam which is inclined upwards, and the device is more flexible and reliable in use.

The device has the following innovation in key structure that 1, the volume of a single supporting beam is not large, but steel bars and the like are arranged in the single supporting beam, the device adopts a saw tooth cutting piece made of diamond materials, has the characteristics of high strength and wear resistance, solves the problems of insufficient strength and high loss of a saw blade, and solves the problem that personnel need to be on site for a long time by pulling a cutting machine to automatically feed by utilizing a winch. 2. The device module unit is designed, and support beams with different lengths can be freely assembled and lengthened through universal connection devices, and meanwhile, the device module unit is convenient to move, load, carry and the like. 3. For the inclined supporting beam, each supporting module is provided with an independent hydraulic oil cylinder and an oil cylinder for platform rotation, so that each supporting platform is ensured to freely rotate and adjust in space and conform to the inclined plane of the supporting beam.

Compared with the prior art, the invention has at least the following beneficial effects:

1. the integrated steel frame structure improves the rigidity of the device, utilizes a plurality of hydraulic auxiliary supporting legs, and improves the bearing capacity while increasing the stability of the device on complex ground.

2. The supporting structure utilizes the hydraulic jacking mechanism, the rotating part, the angle changing mechanism and the like, so that the supporting surface of the device can conform to the bottom surface of the supporting beam in space to automatically adjust the angle, and the device is suitable for supporting beams with complex structures such as horizontal, oblique angles, curved surfaces and the like, and has wide application prospect and strong practicability.

3. The cutting machine is used for automatically cutting the supporting beam, so that the labor input is reduced, the cutting efficiency is improved, and auxiliary parts such as water cooling, a circulating water tank and a dust cover are arranged, so that the stable operation of the device is ensured.

4. The whole device adopts an automatic control and servo control system, the hydraulic support automatically conforms to the angle of the supporting beam according to the hydraulic pressure state, and meanwhile, the cutting work of the supporting beam can be automatically completed, so that the labor force is reduced, the cost is reduced, and the working efficiency is improved.

5. The device has the advantages that the wheels are arranged at the bottom of the device and can freely move on a construction site, the variable angle mechanism can support various curved beams, oblique beams and other complex beams, the application range of the device is greatly improved, and the use efficiency is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:

FIG. 1 is a diagram of the overall structure of the present invention;

FIG. 2 is an axial view of a rotary support portion of the present invention;

FIG. 3 is a view showing the construction of a rotary support portion of the present invention;

FIG. 4 is a view showing the construction of the hydraulic lifting and rotating part of the present invention;

FIG. 5 is a bottom view of the hydraulic lifting and rotating portion of the present invention;

FIG. 6 is a top view of the hydraulic lifting and rotating portion of the present invention;

FIG. 7 shows a support beam according to the present invention a carrying part structure diagram;

FIG. 8 is an isometric view of a load bearing portion of the support beam of the present invention;

FIG. 9 is a block diagram of a support beam clamping mechanism of the present invention;

FIG. 10 is an axial view of a cut portion of the support beam of the present invention;

FIG. 11 shows a support beam according to the present invention cutting part structure diagram;

FIG. 12 is a block diagram of a cutter according to the present invention;

FIG. 13 is a view showing the construction of a lifting drive for a cutting portion of the present invention;

FIG. 14 shows a support beam according to the present invention cutting part of the bracket structure diagram;

FIG. 15 is a block diagram of a modular load bearing portion of the present invention;

FIG. 16 is a block diagram of a connection mechanism of a carrying unit according to the present invention;

FIG. 17 is a block diagram of a load carrying frame of the present invention;

FIG. 18 is a block diagram of a hydraulic power system of the present invention;

fig. 19 is a diagram of the telescopic leg structure of the present invention.

In the figure:

1000-hydraulic rotary support system:

1000 a-hydraulic rotary support system a,1000 b-hydraulic rotary support system b,1000 c-hydraulic rotary support system c,1000 d-hydraulic rotary support system d;

1100-hydraulic support section:

1101 a-guide rod a,1101 b-guide rod b,1101 c-guide rod c,1101 d-guide rod d,1102 a-linear bearing a,1102 b-linear bearing b,1102 c-linear bearing c,1102 d-linear bearing d,1103 a-hydraulic cylinder a,1103 b-hydraulic cylinder b, 1104-bearing steel plate, 1105 a-hydraulic cylinder push rod front end a,1105 b-hydraulic cylinder push rod front end b,1106 a-hinge seat a,1106 b-hinge seat b;

1200-rotation part:

1201-a mounting seat, 1202-a hinged support, 1203-a small hydraulic cylinder, 1204-a front end of a push rod of the hydraulic cylinder, 1205-a crank, 1206-a supporting shaft and 1207-a supporting seat;

1300-support beam carrying part:

1301-load carrier, 1302-carrier base, 1303 a-round cylinder mount a,1303 b-round cylinder mount b,1304 a-round cylinder a,1304 b-round cylinder b,1305 a-clamp cylinder a,1305 b-clamp cylinder b, 1306-clamp mechanism mount, 1307-universal ball, 1308 a-hinge support a,1308 b-hinge support b,1308 c-hinge support c,1308 d-hinge support d;

2000-support beam cutting section:

2110-electrical part:

2111-a liquid storage tank, 2112-a device control tank, 2113-a stepping speed reduction motor, 2114-a water pump and 2115-a water collection tank;

2200-cutting section:

2201-a cutter base, 2202-a motor, 2203-a large belt pulley, 2204-a belt, 2205-a small belt pulley a, 2206-a transmission shaft, 2207-a bearing seat, 2208-a large cutting blade, 2209-a protective cover;

2300-cut portion carrying scaffold:

2301 a-I-steel a,2301 b-I-steel b,2302 a-I-steel track trolley a,2302 b-I-steel track trolley b, 2303-square steel, 2304-small belt pulley b, 2305-transmission belt;

3000-combined carrying part:

3100-connection mechanism:

3101 a-I-steel c,3101 b-I-steel d,3102 a-hinge seat c,3102 b-hinge seat d,3102 c-hinge seat e,3102 d-hinge seat f, 3103-ball connection structure, 3104 a-small cylinder a,3104 b-small cylinder b;

3200-telescoping legs:

3201 a-cylinder legs a,3201 b-cylinder legs b,3202 a-inner telescoping beams a,3202 b-inner telescoping beams b, 3203-outer fixed beams;

3300-carrying trolley:

3301-a frame, 3302-universal wheels;

3400-bearing i-steel:

3401 a-rotary support part carrier beams a,3401 b-rotary support part carrier beams b, 3402-support beam cutting part carrier beams;

4000-hydraulic power system:

4001-a hydraulic system controller, 4002-a three-phase motor, 4003-a hydraulic system bracket, 4404-an oil storage tank, 4005-an oil pump and 4006-an electromagnetic valve group.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of the present invention.

The concrete support beam recycling and low-loss dismantling device comprises a hydraulic rotary support system 1000, a support beam cutting part 2000, a combined bearing part 3000 and a hydraulic power system 4000, wherein the hydraulic rotary support system 1000 with the same specification is respectively a hydraulic rotary support system a1000a, a hydraulic rotary support system b1000b, a hydraulic rotary support system c1000c, a hydraulic rotary support system and a hydraulic rotary support system, as shown in fig. 1, The combined type bearing unit comprises a hydraulic rotary supporting system d1000d, a combined type bearing part 3000, four bearing trolleys 3300, four hydraulic rotary supporting systems 1000 and two supporting beam cutting parts 2000, wherein the four hydraulic rotary supporting systems 1000 and the two supporting beam cutting parts 2000 are arranged on bearing I-steel 3400 to construct a combined type supporting beam rapid dismantling device. The four hydraulic rotary support systems a1000a, b1000b, c1000c, d1000d shown in fig. 1 may be rotated by, The cylinders are matched with telescopic angle adjusting modes to conform to supporting beams with different angles, for example, supporting beams with different inclination angles such as inclined upward are poured in the foundation pit due to different bearing structures, a supporting platform is required to incline to conform to the bottom surface of the supporting beams with a certain angle when the supporting beams are dismounted, then the supporting beams to be cut are supported, when a worker operates the device, electromagnetic valves corresponding to the cylinders in the connecting mechanism 3100 are controlled, the telescopic lengths of the cylinders are controlled to mutually match so as to enable the bearing bracket 1301 to rotate or incline to support the supporting beams with the space inclination, meanwhile, for the curved beams, the worker manually controls the on-off of the electromagnetic valve, changes the telescopic lengths of the cylinders in the connecting mechanism 3100, adjusts the included angle of each bearing trolley 3300 on a plane through the connecting mechanism 3100 of the bearing units, enables the four hydraulic rotary supporting systems 1000 to form a certain included angle, the supporting beams are supported by utilizing the hydraulic cylinders a1103a and b1103b as power, meanwhile, the supporting beams are prevented from moving in the cutting process by clamping the supporting beams by using the clamping cylinders a1305a and the clamping cylinders b1305 a, and the supporting beams are simultaneously moved upwards by the supporting beams, and the cutting portions 2200 are gradually cut off from the lower supporting beams. The cut-off small section of the support beam is positioned above the clamping mechanism mounting seat 1306 of the hydraulic rotary support system 1000b, the telescopic rods of the circular cylinder a1304a and the circular cylinder b1304b extend out, the telescopic action drives the clamping mechanism mounting seat 1306 to rotate around the pin hole axes of the hinged support a1308a and the hinged support c1308c, the telescopic rods of the circular cylinder a1304a and the circular cylinder b1304b extend out for the longest time and can push the clamping mechanism mounting seat 1306 to rotate 120 degrees around the pin hole axes, the upper surface of the clamping mechanism mounting seat 1306 faces the ground, and the section of support beam above the clamping mechanism mounting seat slides onto the engineering truck parked at the side in advance, so that the first section of cutting beam is removed.

However, the cut support beam loses support, the hydraulic rotary support system 1000 is required to support weight all the time, in order to solve the problem, a large number of universal balls 1307 are uniformly fixed above the clamping mechanism mounting base 1306, the spherical surfaces of the universal balls are in contact with the bottom of the support beam, the weight of the supported support beam is transferred to the clamping mechanism mounting base 1306, and the clamping mechanism mounting base 1306 can move freely below the support beam; the device starts cutting from the rightmost end of the supporting beam, after the first section of cutting beam is removed, the whole device moves leftwards while supporting the rest supporting beams, the hydraulic rotary supporting system 1000a can bear larger downward pressure of the supporting beams, the clamping mechanism mounting seat 1306 is provided with baffle plates for mounting oil cylinders on two sides of the structure, the supporting beams are positioned between the baffle plates on two sides of the clamping mechanism mounting seat 1306, if the device is inclined unstably, the baffle plates of the clamping mechanism mounting seat 1306 can touch the side walls of the supporting beams, the supporting beams react to the device through the baffle plates to prevent the device from inclining, the telescopic supporting legs 3200 of the device can stretch out to horizontally support the whole device, the whole device is subjected to downward pressure of the supporting beams and is larger than lateral force caused by external disturbance, rollover of the device is prevented, the device can control the hydraulic oil cylinders a1103a and b1103b to retract to the lowest height in the moving process, the height of a bearing part of the supporting beam above the device is reduced, the center of the whole device is lowered to the lowest, when the device is moved in a pit, the device can place a concrete balancing weight on the lower part of a frame of the bearing trolley, the gravity center of the device is further lowered, and the device can be split into independent modules due to inertia probability is lowered. For an annular closed support beam, a plurality of support columns are equidistantly arranged at the lower part of the annular beam pouring, the device can cut between the two support columns, the device can cut immediately on one side of the support column, after a section of the support column is cut, the side of the support column is still provided with a pouring support column support, according to the moving mode, the device can still move leftwards, the support column cannot lose support, when the distance between the two support columns is smaller than that of the illustrated cutting dismantling device, the device breaks off the connecting mechanism 3100, two support sections and one cutting section are used between every two support columns, one support column is cut by the adjacent cutting section, the adjacent two support sections can still utilize a powerful circular cylinder a1304a and a circular cylinder b1304b to push the telescopic rod to rotate the clamping mechanism mounting seat 1306, the section of the support column above the clamping mechanism is separated from the support column and slides to an engineering vehicle parked on the side in advance, and according to the proportion of actual construction and device design, and the distance between the two support sections and one cutting section is smaller than that of a common support column is required to dismantle the middle support column when the distance between the support columns is extremely short. After the four hydraulic rotary support systems 1000a, 1000b, 1000c and 1000d support the support beams simultaneously, the cutting of the support beam of the next section is started according to the cutting mode of the support beam of the first section, and the process is sequentially circulated, wherein the support beams are cut section by section. The following explanation is made on the structural principle of the device:

The hydraulic rotary support system 1000 includes a hydraulic support portion 1100, a rotary portion 1200, a support beam bearing portion 1300, and the support beam to be cut is supported and stabilized by the hydraulic support portion 1100 as power and in a lifting manner by adjusting the support angle in compliance with the trend of the support beam by the rotary portion 1200 and the support beam bearing portion 1300. The specific structure of each part is as follows:

The hydraulic support portion 1100 includes a guide rod a1101a, a guide rod b1101b, a guide rod c1101c, a guide rod d1101d, a linear bearing a1102a, a linear bearing b1102b, a linear bearing c1102c, a linear bearing d1102d, a hydraulic cylinder a1103a, a hydraulic cylinder b1103b, a bearing steel plate 1104, a hydraulic cylinder push rod front end a1105a, a hydraulic cylinder push rod front end b1105b, a hinge seat a1106a, and a hinge seat b1106b, and the following logical relationships are provided:

The rotary support part bearing beam is fixedly arranged above the frame 3301 of the bearing trolley 3300, mounting holes are formed in the positions, connected with other parts, of the rotary support part bearing beam, the linear bearings a1102a, the linear bearings b1102b and the linear bearings c1102c, the linear bearings d1102d are fixedly arranged on the rotary support part bearing beam, the guide rods a1101a and the guide rods b1101b matched with the linear bearings 1102 are fixedly arranged on the rotary support part bearing beam, the guide rods c1101c and the guide rods d1101d respectively penetrate through the inner holes of the linear bearings a1102a, the linear bearings b1102b and the linear bearings c1102c and the inner holes of the linear bearings d1102d and are coaxially matched, the guide rods can freely move along the axial direction, and one ends of the guide rods a1101 b, the guide rods c1101 d are fixedly connected with the bottom of the bearing steel plate 1104, so that the bearing steel plate 1104 can only move along the axial direction of the guide rods. The hydraulic cylinder a1103a and the hydraulic cylinder b1103b are respectively fixedly arranged below the supporting part bearing beam, the front ends of the telescopic rods of the hydraulic cylinder a1103a and the hydraulic cylinder b1105 a are fixedly connected with the front ends a1105a and the front ends b1105b of the hydraulic cylinder push rods through threads, and the telescopic actions of the hydraulic cylinder a1103a and the hydraulic cylinder b1103b can drive the bearing steel plate 1104 to move up and down so as to lift the supporting beam;

The rotating part 1200 is composed of a mounting seat 1201, a hinged support 1202, a small hydraulic cylinder 1203, a hydraulic cylinder push rod front end 1204, a crank 1205, a supporting shaft 1206 and a supporting seat 1207, and the positions of the elements are as follows:

The structure of the mounting seat 1201 is shown in fig. 6, the bottom is fixedly mounted on the upper surface of the bearing steel plate 1104, the hinged support 1202 is fixedly mounted on the side surface of the mounting seat 1201, the tail of the small hydraulic cylinder 1203 is hinged with the hinged support 1202, the front end 1204 of the hydraulic cylinder push rod of the small hydraulic cylinder 1203 is connected with the crank 1205 through a pin hole, meanwhile, a big hole of the crank 1205 is connected with the supporting shaft 1206 through a key slot, the crank 1205 rotates to drive the supporting shaft 1206 to rotate, the structure of the supporting seat 1207 is shown in fig. 6, the flange plate base of the supporting seat 1207 is fixedly mounted above the bearing steel plate 1104 through a bolt, two bearings are mounted in the supporting seat 1207 through interference fit, and the supporting shaft 1206 penetrates through inner holes of the bearings and can rotate freely. The telescopic action of the small hydraulic cylinder 1203 is controlled, so that the crank 1205 can be driven to rotate around the supporting shaft 1206, the bracket base 1302 is fixedly connected with the top end of the supporting shaft 1206, the supporting beam bearing part 1300 can be driven to rotate, and the angle is adjusted to conform to the trend of the supporting beam.

The supporting beam bearing part 1300 comprises a bearing bracket 1301, a bracket base 1302, a circular cylinder mounting seat a1303a, a circular cylinder mounting seat b1303b, a circular cylinder a1304a, a circular cylinder b1304b, a clamping cylinder a1305a, a clamping cylinder b1305b, a clamping mechanism mounting seat 1306, a universal ball 1307, a hinged support a1308a, a hinged support b1308b, a hinged support c1308c and a hinged support d1308d, wherein the positions of the elements are as follows:

The support base 1302 is made of steel, fixedly connected with the top end of the support shaft 1206, the bottom surface of the support base 1302 is perpendicular to the axis of the support shaft 1206, the structure of the bearing support 1301 is shown in fig. 7 and 8, the support base 1302 is formed by welding a plurality of square steels, the triangular truss structure has good stability, the bottom of the support base 1302 is fixedly connected with the upper part of the support base 1302, the weight of the support beam can be respectively transferred to the support base 1302, the support shaft 1206, the bearing steel plate 1104, the hydraulic cylinder a1103a and the hydraulic cylinder b1103b, and the weight of the support beam is supported through the hydraulic cylinder a1103a and the hydraulic cylinder b1103b, the circular cylinder mounting seat a1303a and the circular cylinder mounting seat b1303b are shown in fig. 7, The 8 structure is fixedly arranged at the bottom of the bearing bracket 1301, the tail parts of the round oil cylinder a1304a and the round oil cylinder b1304b are respectively connected with the holes of the round oil cylinder mounting seat a1303a and the round oil cylinder mounting seat b1303b through pin shafts, and the oil cylinders can freely rotate relative to the round oil cylinder mounting seat a1303a and the round oil cylinder mounting seat b1303 b. The hinged support a1308a, the hinged support b1308b, the hinged support c1308c and the hinged support d1308d are respectively and fixedly arranged at the bottom of the clamping mechanism mounting seat 1306 through bolts, the hinged support a1308a and the hinged support c1308c are connected with the top end of the bearing bracket 1301 through pin shafts, the hinged support b1308b and the hinged support d1308d are connected with the telescopic ends of the circular cylinder a1304a and the circular cylinder b1304b through pin shafts, the telescopic action of the circular cylinder a1304a and the circular cylinder b1304b can drive the clamping mechanism mounting seat 1306 to rotate around the pin hole lines of the hinged support a1308a and the hinged support c1308c, and the support beams cut by the cutting can be turned down to fall into an engineering hopper close to the device; the structure of the clamping mechanism mounting seat 1306 is shown in fig. 9, a plurality of universal balls 1307 are uniformly and fixedly arranged above a bottom plate of the clamping mechanism mounting seat 1306, the model of each universal ball 1307 is SP45, the spherical surface of each universal ball contacts with a supporting beam, the supporting beam is supported by the supporting beam when the weight of the supporting beam is transmitted to the clamping mechanism mounting seat 1306, the clamping mechanism mounting seat 1306 can freely move below the supporting beam, cylinder mounting plates are arranged on two sides of the clamping mechanism mounting seat 1306, mounting holes for extending out of a push rod of an oil supply cylinder are formed in the mounting plates, a clamping cylinder a1305a and a clamping cylinder b1305b are respectively fixedly arranged on the mounting plates on two sides of the clamping mechanism mounting seat 1306, the telescopic rod heads of the clamping cylinder a1305a and the clamping cylinder b are connected with small steel plates, the supporting beam is supported after the bottoms of the universal balls 1307 contact with the spherical surfaces of the supporting beams, the supporting beam is tightly pressed against the side surfaces of the supporting beam 1305 when the telescopic rods of the clamping cylinder a and the clamping cylinder b extend, the supporting beam is clamped, the supporting beam is prevented from sliding in the cutting process, and when the telescopic rods of the clamping cylinder a and the clamping cylinder b1305b are retracted, facilitating movement of the device or removal of the support beam.

The hydraulic rotary support system 1000 works on the principle that when the hydraulic rotary support system 1000 is positioned below a supporting beam, the telescopic action of a small hydraulic cylinder 1203 is controlled to drive a crank 1205 to rotate around a supporting shaft 1206, a support base 1302 is fixedly connected with the top end of the supporting shaft 1206 to drive a supporting beam bearing part 1300 to rotate, the adjusting angle is compliant with the trend of the supporting beam, the telescopic action of a round cylinder a1304a and a round cylinder b1304b is controlled to drive a clamping mechanism mounting seat 1306 to rotate around the pin hole axes of a hinged support a1308a and a hinged support c1308c, the supporting angle is adjusted again, the telescopic lengths of the hydraulic cylinders a1103a and the hydraulic cylinder b1103b are adjusted, the supporting beam bearing part 1300 is lifted until the spherical surfaces of universal balls contact the supporting beam, the weight of the supporting beam is transmitted to the clamping mechanism mounting seat 1306, and the telescopic rods of the clamping cylinders a1305a and the clamping cylinders b1305b are controlled to extend to tightly press the side surfaces of the supporting beam, so that the supporting beam is prevented from sliding in the cutting process. After the support beam cutting part 2000 cuts off the support beam, the telescopic rods of the clamping cylinder a1305a and the clamping cylinder b1305b are controlled to retract, the support beam is loosened, the telescopic rods of the circular cylinder a1304a and the circular cylinder b1304b extend, the telescopic action drives the clamping mechanism mounting seat 1306 to rotate around the pin hole axis of the hinged support a1308a and the hinged support c1308c, the telescopic rods of the circular cylinder a1304a and the circular cylinder b1304b extend for the longest time and can push the clamping mechanism mounting seat 1306 to rotate 120 degrees around the pin hole axis, the upper surface of the clamping mechanism mounting seat 1306 faces the ground, the support beam above the clamping mechanism mounting seat slides onto the engineering truck parked at the side in advance, and the cutting and dismantling work of the support beam is completed finally.

The support beam cutting part 2000 comprises an electric part 2110, a cutting part 2200 and a cutting part bearing support 2300, wherein the cutting part bearing support 2300 is used as a main supporting structure, the cutting part 2200 can move on the cutting part bearing support 2300, when the support is carried, the hydraulic rotary support system 1000 is positioned right below a support beam to be cut, in order to prevent the interference of a cutting machine of the cutting part 2200 when a device supports the support beam to be cut from bottom to top, the initial state of the cutting part 2200 is positioned at the lowest position, when the device works, the cutting machine gradually cuts the support beam from bottom to top, meanwhile, the device can be horizontally supported through hydraulic adjustment, the cutting part 2200 can vertically move up and down relative to the device, the cutting part 2200 does not adopt inclined cutting, the manufacturing cost is structurally reduced, but the process of cutting the support beam is not influenced, only different-angle cutting sections can be formed, the inclination angle of the support surface of the hydraulic rotary support system 1000 can be adjusted, the support beams with different inclination angles are supported, the device control box 2112 comprises a PLC controller and a hydraulic servo control system, and the action of each hydraulic cylinder in the device can be accurately controlled, and the actions of each mechanism are completed. The specific structural principles of the above-mentioned several parts are as follows:

the electrical portion 2110 includes a reservoir 2111, a device control box 2112, a stepper motor 2113, a water pump 2114, and the logical relationships of the elements are as follows:

The water tank 2111 is a rectangular cavity water storage container, water can be added into the water tank through a water inlet, a water outlet is connected with a water inlet of the water pump 2114 through a water pipe, a water outlet of the water tank 2111 is connected with a spray head, water in the water tank 2111 is extracted by the water pump 2114 and sprayed to the large cutting plate 2208 through the spray head, the temperature of the large cutting plate 2208 is reduced, dust generated in the cutting process of the supporting beam is restrained, the water tank 2115 is fixed below the cutter base 2201 of the cutting part 2200, the water tank 2115 is in a rectangular open container, a water outlet of the water tank is filtered through a gauze and communicated with the water inlet of the water tank 2111 through the water pipe, most of sprayed water is sprayed into the water tank 2115 and filtered through the gauze, and flows back to the water tank 2111, and water recycling is achieved. The device control box 2112 is fixed on the cutting part bearing bracket 2300, and a PLC controller and a hydraulic servo control system are arranged in the device control box, so that the hydraulic power system 4000 can be controlled, and further, the actions of all hydraulic cylinders in the device can be accurately controlled, and the actions of all mechanisms can be completed. As shown in fig. 13, the stepping reduction motor 2113 is powered by a stepping motor, the stepping reduction motor is decelerated by a matched speed reducer, the power is output to a belt pulley on an output shaft, a small belt pulley b2304 on the cutting part bearing bracket 2300 rotates synchronously with the belt pulley on the stepping reduction motor 2113 through a transmission belt 2305, in fig. 13, the middle part of the transmission belt 2305 is deviated to be connected with a square steel lock of the cutter base 2201 through a U-shaped lock catch, the transmission belt 2305 is fixedly connected with the cutter base 2201 of the cutting part 2200, when the transmission belt 2305 rotates forwards and backwards, the cutting part 2200 can be driven to move upwards and downwards, the stepping reduction motor 2113 can accurately control the rotation angle and the rotation speed, the model of the stepping reduction motor 2113 is 57XG05, and the up-down movement speed and the displacement of the cutting part 2200 can be accurately controlled, and further the feeding amount and the feeding speed of the supporting beam can be controlled;

The cutting portion 2200 includes a cutter base 2201, a motor 2202, a large pulley 2203, a belt 2204, a small pulley a2205, a transmission shaft 2206, a bearing housing 2207, a large cutting blade 2208, a shield 2209, and the following positional relationships of the elements are as follows:

The structure of the cutter base 2201 is shown in fig. 12, a steel base formed by welding a plurality of square steels is provided with mounting holes at positions where the steel base is mounted with other parts, the base of the motor 2202 is fixed at the lower position of the cutter base 2201, the model of the motor 2202 is 5IK90A-CF, a large belt pulley 2203 is connected with an output shaft of the motor 2202 through a key slot and can synchronously rotate along with the output shaft of the motor 2202, the transmission shaft 2206 and two bearing seats 2207 are in coaxial interference fit, the two bearing seats 2207 are fixedly mounted on the cutter base 2201 through bolts respectively, and the bearing seats 2207 play a role in supporting and fixing the transmission shaft 2206. The small belt pulley a2205 is connected with the tail end of the transmission shaft 2206 through a coaxial key groove, the small belt pulley a2205 and the transmission shaft 2206 can synchronously rotate, the large belt pulley 2203 and the small belt pulley a2205 are connected and matched through a belt 2204, the motor 2202 outputs power to the large belt pulley 2203, the power is transmitted to the small belt pulley a2205 through the belt 2204 so as to drive the transmission shaft 2206 to rotate, the large cutting piece 2208 is fixedly connected with the other tail end of the transmission shaft 2206 through a bolt, the transmission shaft 2206 drives the large cutting piece 2208 to synchronously rotate, the protective cover 2209 is in a shape as shown in fig. 12, and a mounting hole of the protective cover is fixedly connected with the cutter base 2201 through a bolt so as to prevent concrete powder generated in the process that the large cutting piece 2208 cuts a ring beam from splashing everywhere and prevent generated concrete fragments from splashing to hurt people.

The cutting part bearing bracket 2300 comprises an I-steel a2301a, an I-steel b2301b, an I-steel track trolley a2302a, an I-steel track trolley b2302b, a square steel 2303 and a small belt pulley b2304, and the positional relationship of the elements is as follows:

The structure of the I-steel rail trolley a2302a and the I-steel rail trolley b2302b is shown in fig. 14, the I-steel rail trolley a2301a and the I-steel rail trolley b2301b are combined by square steel and small wheels and can move along the axis direction of the I-steel in a groove on the side surface of the I-steel rail, the I-steel rail trolley a2302a and the I-steel rail trolley b2302b are fixedly connected into a whole through square steel 2303, the I-steel rail trolley a2301a and the I-steel b2301b are connected into a whole through square steel, the I-steel rail trolley can vertically move up and down, the lower surface of the cutter base 2201 is fixedly connected with the square steel above the I-steel rail trolley, the I-steel rail trolley plays a role in guiding and supporting the cutting part 2200, and the cutting part 2200 can be limited to vertically move only up and down. The small belt pulley b2304 is fixed on the square steel above the cutting part bearing bracket 2300, and synchronously rotates with the belt pulley on the stepping speed reducing motor 2113 through a belt, meanwhile, the driving belt 2305 is fixedly connected with the cutter base 2201 of the cutting part 2200, the belt can drive the cutting part 2200 to move up and down when rotating, the stepping speed reducing motor 2113 can accurately control the rotating angle and rotating speed, namely, the up-and-down moving speed and displacement of the cutting part 2200 can be accurately controlled, and further, the feeding amount and feeding speed of the supporting beam are controlled.

The support beam cutting part 2000 has a specific working principle that a cutting part support bracket 2300 is fixed on a support beam cutting part support beam 3402 as a support main structure, the cutting part 2200 vertically moves up and down on the i-steel a2301a and the i-steel b2301b by an i-steel rail car, the cutting support beam is gradually fed by a large cutting piece 2208 rotated at a high speed by the cutting part 2200, and sprayed and cooled by a water pump 2114 and dust is suppressed. The stepping deceleration motor 2113 precisely controls the feeding displacement and feeding speed, ensuring the stability of the operation of the device. When the large cutting blade 2208 is worn seriously, it can be replaced quickly. When the support beam is cut, the stepping deceleration motor 2113 rotates reversely to drive the transmission belt 2305 to move, the cutting part is lowered and reset at 2200, and the cutting work of the support beam is completed.

The combined bearing part 3000 comprises a connecting mechanism 3100, telescopic supporting legs 3200, a bearing trolley 3300 and bearing I-steel 3400. The bearing trolley 3300 is used as a bottom bearing structure and is mainly responsible for bearing the weight of a device and moving the device to a designated position, the telescopic support legs 3200 are hydraulic support legs and are fixedly connected with the bearing trolley 3300, when the device works, the telescopic support legs 3200 are put down to support the device away from the ground and used for stabilizing and leveling the whole device, the connecting mechanism 3100 of the bearing unit is used for connecting all bearing I-shaped steels 3400 to connect all functional units into a whole, and meanwhile the connecting mechanism 3100 of the bearing unit can be used for adjusting the included angle of each bearing trolley 3300 on a plane to enable the four hydraulic rotary support systems 1000 to conform to a curved beam to form a certain included angle so as to support the curved beam. The bearing I-steel 3400 is formed by welding I-steel, and mainly bears and stabilizes the rotary supporting part and the supporting beam cutting part. When the device does not work, the hydraulic cylinder a1103a is controlled in the moving process, the hydraulic cylinder b1103b is retracted to the lowest height, the height of the bearing part of the upper supporting beam is reduced, the center of the whole device is lowered to the lowest, when the device moves on an inclined pavement or a hollow area, a concrete balancing weight can be placed in the lower space of the frame of the bearing trolley, the gravity center of the device is further lowered, the device can be split into independent modules for movement, the probability of rollover due to inertia is reduced, and if the gradient is overlarge, the device needs manual or auxiliary movement of an instrument. After the independent modules are split, the weight of each independent module is small, the device can be pushed to be arranged below the supporting beam manually, and position fine adjustment is performed through the hydraulic supporting legs and the connecting mechanism 3100.

The connecting mechanism 3100 comprises a i-beam c3101a, a i-beam d3101b, a hinge seat c3102a, a hinge seat d3102b, a hinge seat e3102c, a hinge seat f3102d, a ball connecting structure 3103, a small cylinder a3104a, a small cylinder b3104b, and the following positional relationships of the elements are as follows:

The side surface of the I-beam a3101 is fixedly connected with the rotary support part bearing beam a3401a, and the side surface of the I-beam d3101b is fixedly connected with the support beam cutting part bearing beam 3402; the hinge seat c3102a and the hinge seat d3102b are fixedly installed at two ends of the side surface of the i-steel c3101a through bolts according to the position shown in fig. 16; the hinge seat e3102c and the hinge seat f3102d are fixedly installed at two ends of the side surface of the i-steel d3101b through bolts according to the position shown in fig. 16; the small cylinder a3104a is provided with a pin hole at the tail part of the small cylinder b3104b, a universal ball is embedded in the pin hole at the head part of the telescopic rod, a through hole is arranged at the center of the universal ball, the pin hole at the tail part of the small cylinder a3104a is connected with the pin hole of the hinging seat f3102d through a pin shaft, the through hole of the universal ball embedded in the head part of the telescopic rod is connected with the pin hole of the hinging seat c3102a through a pin shaft, when the positions of the I-steel c3101a and the I-steel d3101b relatively change, the cylinder body and the telescopic rod of the small cylinder a3104a are not subjected to non-axial force, so that the small cylinder a3104a is damaged, the tail pin hole of the small cylinder b3104b is connected with the pin hole of the hinging seat e3102c through a pin shaft, the through hole of the universal ball embedded in the head part of the telescopic rod is connected with the pin hole of the hinging seat d3102b through a pin shaft, when the positions of the I-steel c3101a and the I-steel d3101b relatively change, the cylinder body and the telescopic rod of the small cylinder b3104b are not subjected to non-axial force, the small cylinder b is not damaged, the small cylinder b is not required to be connected with the flange structures, the two end of the small cylinder b are not required to be connected with each other, the two end of the bending joint module structures are not to be changed, the bending plane structures are not is connected, the bending plane structures are required, the bending plane structures are not is connected, and the two bending plane structures are required, and the two module structures are connected, and the two is convenient, and the two plane structures are connected with each other and the two bridge structures are connected with each bridge is and the bridge are and the bridge and the bridge are and the bridge are and are bridge are and are and, the flange plate mounting seats at the two ends are fixedly connected with the middle positions of the side surfaces of the I-steel c3101a and the I-steel d3101b respectively through bolts, the I-steel c3101a and the I-steel d3101b can form included angles on a horizontal plane and a vertical plane, the fact that each unit of the device works on complex ground is met, and the included angles among a plurality of rotary supporting parts are adjusted to support and stabilize the curved beam. When the telescopic rod of the small oil cylinder a3104a stretches out, the telescopic rod of the small oil cylinder b3104b retracts, the hydraulic rotary support system b1000b rotates leftwards relative to the hydraulic rotary support system a1000a to form a certain included angle, when the telescopic rod of the small oil cylinder a3104a retracts, the telescopic rod of the small oil cylinder b3104b stretches out, the hydraulic rotary support system b1000b rotates rightwards relative to the hydraulic rotary support system a1000a to form a certain included angle, and the stretching or retracting length of the telescopic rods of the small oil cylinders a3104a and b3104b can be freely adjusted according to the bending degree of the curved beam to complete the supporting work of the curved beam.

The telescopic support 3200 is composed of an oil cylinder support a3201a, an oil cylinder support b3201b, an inner telescopic beam a3202a, an inner telescopic beam b3202b and an outer fixed beam 3203, and the logical relations of the elements are as follows:

The telescopic support 3200 is identical in structure with a crane support in structure, the upper surface of the outer fixed beam 3203 is fixedly connected with a frame 3301 of a bearing trolley 3300, the inner part of the outer fixed beam 3203 is of a cavity structure, the inner telescopic beam a3202a and the inner telescopic beam b3202b are nested in the cavity of the outer fixed beam 3203, the inner telescopic beam a3202a and the inner telescopic beam b3202b can axially move along the outer fixed beam 3203, the cylinder support a3201a and the cylinder body of the cylinder support b3201b are mounted at the tail ends of the inner telescopic beam a3202a and the inner telescopic beam b3202b through bolts, the telescopic rod of the cylinder support a3201a and the telescopic rod of the cylinder support b3201b are downwards, when the telescopic rod stretches out, the telescopic rod continuously stretches out after contacting the ground, the inner telescopic beam a3202a, the inner telescopic beam b and the outer fixed beam 3203 can be lifted, the whole device is lifted and leveled, the cylinder support a3201a and the cylinder support 3201b bear the weight of the whole device and the load to be cut, when the device is not used, the inner telescopic beam a and the inner telescopic beam b are in a locking state, the whole device is in a bearing trolley is in a bearing state, the space is occupied by the inner telescopic rod 3201b and the inner telescopic rod is in a bearing trolley 3200, and the bearing trolley is in a state, the bearing space is occupied by the telescopic rod 3200. When the device works, the telescopic beams a3202a and the inner telescopic beams b3202b are pulled out manually, the telescopic beams a3202a and the inner telescopic beams b3202b are locked through the locking pins, the telescopic beams are prevented from retracting into the cavity of the outer fixed beam 3203, the telescopic rods of the oil cylinder support legs a3201a and the oil cylinder support legs b3201b extend downwards and continue to extend after contacting the ground, the inner telescopic beams a3202a, the inner telescopic beams b3202b and the outer fixed beam 3203 can be lifted, the device is integrally lifted and leveled, a horizontal working environment is provided for the device, and the stability of the device in working is guaranteed.

The carrying trolley 3300 comprises a frame 3301 and universal wheels 3302, and the positional relationship of each element is as follows:

The frame 3301 is a high-strength steel frame structure, as shown in fig. 17, and four universal wheels 3302 are fixedly connected to four corners of the bottom of the frame, so that the weight of the device can be borne, the whole device can be moved to a designated working position, and the universal wheels have good turning characteristics, so that the device is more flexible.

The bearing I-steel 3400 comprises a rotary support part bearing beam a3401a, a rotary support part bearing beam b3401b and a support beam cutting part bearing beam 3402, and the positional relationship of the elements is as follows:

The rotary support part carrier beam a3401a, the rotary support part carrier beam b3401b is fixedly arranged above the frame 3301 of the carrier trolley 3300 and used for carrying and stabilizing the rotary support part and transmitting the weight of the support beam to the carrier trolley 3300, and two ends of the support beam cutting part carrier beam 3402 are fixedly connected with the I-steel d3101b and the rotary support part carrier beam b3401b through welding and used for carrying and stabilizing the cutting part. Meanwhile, the bearing I-steel 3400 connects all the working units into a whole to support and stabilize the whole device.

The combined bearing part 3000 works on the principle that a bearing trolley 3300 is used as a bottom bearing structure and is mainly responsible for bearing the weight of a device and moving the device to a designated position, a telescopic supporting leg 3200 is a hydraulic supporting leg and is fixedly connected with the bearing trolley 3300, when the device works, the telescopic supporting leg 3200 is put down to support the device away from the ground and is used for stabilizing and leveling the whole device, when the device does not work, an inner telescopic beam a3202a and an inner telescopic beam b3202b retract inside a cavity of an outer fixed beam 3203 and are locked through locking pins, the occupied space of the device is saved, telescopic rods of an oil cylinder supporting leg a3201a and an oil cylinder supporting leg b3201b are in a retracted state, the weight of the device is borne by the bearing trolley 3300, the bearing trolley 3300 can be connected with engineering equipment through a steel wire rope, and the whole device is dragged by the engineering equipment to move. When the device works, the telescopic beams a3202a and the inner telescopic beam b3202b are pulled out manually, the telescopic beams a3202a and the inner telescopic beam b3202b are locked through the locking pins, the telescopic beams are prevented from retracting into the cavity of the outer fixed beam 3203, the telescopic rods of the oil cylinder support legs a3201a and the oil cylinder support legs b3201b extend downwards and continue to extend after contacting the ground, the inner telescopic beam a3202a, the inner telescopic beam b3202b and the outer fixed beam 3203 can be lifted up, the whole device is lifted and leveled, a horizontal working environment is provided for the device, the stability of the device in working is guaranteed, the connecting mechanism 3100 is used for connecting each bearing I-steel 3400, flange mounting seats at two ends are fixedly connected with the side middle positions of the I-steel c3101a and the I-steel d3101b through bolts, the I-steel c3101a and the I-steel d3101b can form included angles on the horizontal plane and the vertical plane respectively, the units of the device can work on the complex ground, and the included angles among a plurality of rotating support parts are adjusted to support and stabilize the curved beam. The bearing I-steel 3400 is formed by welding I-steel, and mainly bears and stabilizes the rotary supporting part and the supporting beam cutting part.

The hydraulic power system 4000 comprises a hydraulic system controller 4001, a three-phase motor 4002, a hydraulic system bracket 4003, an oil storage tank 4004, an oil pump 4005 and an electromagnetic valve bank 4006, and the positional relationship of each element is as follows:

The hydraulic system frame 4003 is used as a supporting framework part, the oil storage tank 4004 is a closed oil tank and is fixedly connected with the hydraulic system frame 4003, hydraulic oil is stored in the oil storage tank 4004, the base of the three-phase motor 4002 is fixedly connected to the hydraulic system frame 4003 through bolts, the base of the oil pump 4005 is fixedly connected to the hydraulic system frame 4003 through bolts, the output shaft of the three-phase motor 4002 is matched with the power input end of the oil pump 4005, power is transmitted to the oil pump 4005, the oil pump 4005 extracts the hydraulic oil in the oil storage tank 4004 and pressurizes the hydraulic oil, the hydraulic oil is output to the oil inlet of the electromagnetic valve block 4006 through the hydraulic oil pipe, the electromagnetic valve block 4006 consists of a plurality of electromagnetic valves, the electromagnetic valve type is DSG-02-3C2, the output port of the electromagnetic valve block 4006 is opened or closed through on-off control, the output port of the electromagnetic valve block 4006 is connected with the oil inlet of each oil cylinder in the device through the hydraulic oil pipe, the hydraulic system controller 4001 and the device control box 2 jointly control the action of each oil cylinder, and thus the set mechanism works according to the set action.

The working principle of the whole device is as follows:

1. When the hydraulic rotary support system 1000 is positioned below a support beam, the telescopic action of the small hydraulic cylinder 1203 is controlled to drive the crank 1205 to rotate around the support shaft 1206, the support base 1302 is fixedly connected with the top end of the support shaft 1206 to drive the support beam bearing part 1300 to rotate, the adjustment angle conforms to the trend of the support beam, the telescopic action of the round cylinder a1304a and the round cylinder b1304b is controlled to drive the clamping mechanism mounting seat 1306 to rotate around the pin hole axes of the hinge support a1308a and the hinge support c1308c, the support angle is adjusted again, the telescopic lengths of the hydraulic cylinder a1103a and the hydraulic cylinder b1103b are adjusted, the support beam bearing part 1300 is lifted until the spherical surface of a universal ball contacts the support beam, the weight of the supported support beam is transferred to the clamping mechanism mounting seat 1306, and the side face of the support beam is tightly pressed when the telescopic rods of the clamping cylinder a1305a and the clamping cylinder 1305b are controlled to extend, so that the support beam is prevented from sliding in the cutting process. After the support beam cutting part 2000 cuts off the support beam, the telescopic rods of the clamping cylinder a1305a and the clamping cylinder b1305b are controlled to retract, the support beam is loosened, the telescopic rods of the circular cylinder a1304a and the circular cylinder b1304b extend, the telescopic action drives the clamping mechanism mounting seat 1306 to rotate around the pin hole axis of the hinged support a1308a and the hinged support c1308c, the telescopic rods of the circular cylinder a1304a and the circular cylinder b1304b extend for the longest time and can push the clamping mechanism mounting seat 1306 to rotate 120 degrees around the pin hole axis, the upper surface of the clamping mechanism mounting seat 1306 faces the ground, the support beam above the clamping mechanism mounting seat slides onto the engineering truck parked at the side in advance, and the support beam is transported out through the engineering truck, so that the cutting dismantling work of the support beam is completed. For supporting the curved beam, the action of the small oil cylinder a3104a and the small oil cylinder b3104b is controlled, when the telescopic rod of the small oil cylinder a3104a is extended, the telescopic rod of the small oil cylinder b3104b is retracted, the hydraulic rotary support system b1000b rotates leftwards relative to the hydraulic rotary support system a1000a to form a certain included angle, when the telescopic rod of the small oil cylinder a3104a is retracted, the telescopic rod of the small oil cylinder b3104b is extended, the hydraulic rotary support system b1000b rotates rightwards relative to the hydraulic rotary support system a1000a to form a certain included angle, and according to the bending degree of the curved beam, the extending or retracting length of the telescopic rod of the small oil cylinder a3104a and the telescopic rod of the small oil cylinder b3104b can be freely adjusted, so that the supporting work of the curved beam is completed.

2. In the cutting operation, the cutting part bearing bracket 2300 is used as a bearing main structure and is fixed on the supporting beam cutting part bearing beam 3402, the cutting part 2200 vertically moves up and down on the I-steel a2301a and the I-steel b2301b through the I-steel track trolley, the large cutting sheet 2208 rotating at a high speed by the cutting part 2200 is used for gradually feeding the cutting supporting beam, and the water pump 2114 is used for spraying and cooling and inhibiting dust. The stepping deceleration motor 2113 precisely controls the feeding displacement and feeding speed, ensuring the stability of the operation of the device. When the large cutting blade 2208 is worn seriously, it can be replaced quickly. When the support beam is cut, the stepping deceleration motor 2113 rotates reversely to drive the transmission belt 2305 to move, the cutting part is lowered and reset at 2200, and the cutting work of the support beam is completed.

3. The combined bearing structure comprises a bearing trolley 3300 serving as a bottom bearing structure and mainly used for bearing the weight of a device and moving the device to a designated position, a telescopic supporting leg 3200 serving as a hydraulic supporting leg fixedly connected with the bearing trolley 3300, wherein when the device works, the telescopic supporting leg 3200 is put down to support the device away from the ground and used for stabilizing and leveling the whole device, when the device does not work, an inner telescopic beam a3202a and an inner telescopic beam b3202b retract inside a cavity of an outer fixed beam 3203 and are locked through locking pins, the occupied space of the device is saved, telescopic rods of an oil cylinder supporting leg a3201a and an oil cylinder supporting leg b3201b are in a retracted state, the weight of the device is borne by the bearing trolley 3300, the bearing trolley 3300 can be connected with engineering equipment through a steel wire rope, and the whole device is dragged to move by the engineering equipment. When the device works, the telescopic beams a3202a and the inner telescopic beams b3202b are pulled out manually, the telescopic beams a3202a and the inner telescopic beams b3202b are locked through the locking pins, the telescopic beams are prevented from retracting into the cavity of the outer fixed beam 3203, the telescopic rods of the oil cylinder support legs a3201a and the oil cylinder support legs b3201b extend downwards and continue to extend after contacting the ground, the inner telescopic beams a3202a, the inner telescopic beams b3202b and the outer fixed beam 3203 can be lifted, the device is integrally lifted and leveled, a horizontal working environment is provided for the device, and the stability of the device in working is guaranteed. The connection mechanism 3100 of the bearing unit is used for connecting each bearing I-steel 3400, flange plate mounting seats at two ends are fixedly connected with the middle positions of the side faces of the I-steel c3101a and the I-steel d3101b through bolts, the I-steel c3101a and the I-steel d3101b can form included angles on a horizontal plane and a vertical plane, the fact that each unit of the device works on complex ground is met, and the included angles among a plurality of rotary supporting portions are adjusted to support and stabilize the curved beam. The bearing I-steel 3400 is formed by welding I-steel, and mainly bears and stabilizes the rotary supporting part and the supporting beam cutting part.

While the invention has been described in terms of preferred embodiments, it will be understood that the invention is not limited thereto, but is capable of modification and variation in light thereof by those skilled in the art without departing from the spirit of the invention.

Claims

1. The utility model provides a concrete supporting beam recycling low damage demolishs device which characterized in that includes:

A combined bearing part (3000) comprising a bearing trolley (3300), telescopic supporting legs (3200) connected with the bearing trolley (3300), bearing I-beams (3400) arranged on the bearing trolley (3300) and a connecting mechanism (3100) connected with each bearing I-beam (3400) for moving through the bearing trolley (3300), stabilizing and leveling the whole device through the telescopic supporting legs (3200) and adjusting the angle between the bearing trolleys (3300) through the connecting mechanism (3100) to enable the supporting surface to conform to the angle of the supporting beam;

A hydraulic rotary support system (1000) comprising a hydraulic support section (1100) mounted on a carrying trolley (3300), a rotary section (1200) mounted on the hydraulic support section (1100), and a support beam carrying section (1300) mounted on the rotary section (1200) for supporting and stabilizing a support beam to be cut by adjusting a support angle in compliance with the trend of the support beam with the rotary section (1200) and the support beam carrying section (1300) by the hydraulic support section (1100) as power;

And a support beam cutting part (2000) including a cutting part supporting bracket (2300) mounted on the supporting I-beam (3400) and a cutting part (2200) mounted on the cutting part supporting bracket (2300) for moving the cutting support beam up and down on the cutting part supporting bracket (2300) by the cutting part (2200).

2. The concrete support beam recycling and low-loss dismantling device according to claim 1, wherein the bearing trolley (3300) comprises a frame (3301) and universal wheels (3302) arranged at the bottom of the frame (3301), the bearing i-steel (3400) comprises two rotary support part bearing beams and support beam cutting part bearing beams (3402) which are arranged above the frame (3301) and are arranged in parallel, one ends of the two support beam cutting part bearing beams (3402) are respectively connected with the two rotary support part bearing beams, and the other ends of the two support beam cutting part bearing beams are connected with the side face of the connecting mechanism (3100);

the telescopic support leg (3200) comprises an outer fixed beam (3203) with a cavity structure, an inner telescopic beam nested in the inner cavity of the outer fixed beam (3203), and an oil cylinder support leg arranged at the tail end of the inner telescopic beam.

3. The concrete support beam recycling low-loss demolition unit according to claim 2, wherein the connection mechanism (3100) includes two i-beams c (3101 a) and d (3101 b) placed side by side, a small cylinder a (3104 a) and a small cylinder b (3104 b) installed between the i-beams c (3101 a) and d (3101 b), and a ball connection structure (3103) installed between the i-beams c (3101 a) and d (3101 b),

The two ends of the ball connecting structure (3103) are provided with flange plate mounting seats, the middle is provided with a ball hinge connecting structure, and the flange plate mounting seats at the two ends are respectively connected with the middle positions of the I-steel c (3101 a) and the I-steel d (3101 b).

4. A concrete support beam recycling low-loss demolition unit according to claim 3, characterized in that the hydraulic support section (1100) comprises a linear bearing mounted on the load beam of the rotary support section, a guide rod passing through the inner hole of the linear bearing and coaxially fitted, a hydraulic cylinder push rod front end mounted below the load steel plate (1104) and hinged thereto, and a hydraulic cylinder connected with the hydraulic cylinder push rod front end, one end of the guide rod being connected with the bottom of the load steel plate (1104).

5. The concrete support beam recycling and low-loss dismantling device according to claim 4, wherein the rotating part (1200) comprises a mounting seat (1201) mounted on the upper surface of a bearing steel plate (1104) and a small hydraulic cylinder (1203) mounted on the side surface of the mounting seat (1201), the front end (1204) of a hydraulic cylinder push rod of the small hydraulic cylinder (1203) is connected with a crank (1205) through a pin hole, a big hole of the crank (1205) is connected with a supporting shaft (1206) through a key groove, a flange plate base provided on the supporting seat (1207) is mounted above the bearing steel plate (1104), two bearings are mounted in the supporting seat (1207) through interference fit, and the supporting shaft (1206) penetrates through a bearing inner hole and can rotate freely.

6. The concrete support beam recycling and low-loss demolishing device according to claim 5, wherein the support beam bearing part (1300) comprises a support base (1302) installed at the top end of a support shaft (1206), a bearing support (1301) installed at the upper end of the support base (1302), a circular cylinder installation seat installed at the bottom of the bearing support (1301), a circular cylinder installed on the circular cylinder installation seat, and a clamping mechanism installation seat (1306) installed at the ends of the bearing support (1301) and the circular cylinder,

A plurality of universal balls (1307) are uniformly and fixedly arranged above a bottom plate of the clamping mechanism mounting seat (1306), a clamping oil cylinder a (1305 a) and a clamping oil cylinder b (1305 b) are respectively arranged on mounting plates on two sides of the clamping mechanism mounting seat (1306), and telescopic rod head parts of the clamping oil cylinder a (1305 a) and the clamping oil cylinder b (1305 b) are connected with small steel plates.

7. The concrete support beam recycling and low-loss dismantling device according to claim 6, wherein the cutting portion (2200) comprises a motor (2202) installed at the lower portion of a cutter base (2201), a large belt pulley (2203) connected with an output shaft of the motor (2202) through a key groove, a small belt pulley a (2205) connected and matched with the large belt pulley (2203) through a belt (2204), a transmission shaft (2206) installed at the axis of the small belt pulley a (2205) and a large cutting sheet (2208) installed coaxially with the transmission shaft (2206), the transmission shaft (2206) drives the large cutting sheet (2208) to synchronously rotate, the transmission shaft (2206) is in interference fit with a bearing seat (2207) coaxially, the bearing seat (2207) is installed on the cutter base (2201), and the protective cover (2209) is connected with the cutter base (2201).

8. The concrete support beam recycling and low-loss dismantling device according to claim 7, wherein the cutting portion support bracket (2300) comprises two I-steel beams vertically arranged in parallel and vertically installed on the support beam cutting portion support beam (3402), two I-steel rail trolleys slidably installed on the two I-steel beams, two ends of the support beam cutting portion support beam (3402) are connected with an I-steel d (3101 b) and a rotary support portion support beam b (3401 b), the rotary support portion support beam b (3401 b) is fixedly installed above a frame (3301) of the support trolley (3300), the two I-steel rail trolleys are connected into a whole through square steel (2303), square steel (2303) is transversely installed between the two I-steel beams, a small belt pulley b (2304) is installed on the square steel beams (2303) above the cutting portion support bracket (2300), and synchronously rotates with a belt pulley on a step-down speed reducing motor (3401) through a belt, and simultaneously a driving belt (2305) is connected with a cutting machine (2200) of the cutting portion (2200) to rotate, and the lower portion is driven to move.

9. The concrete support beam recycling and low-loss demolishing device according to claim 8, characterized in that the support beam cutting part (2000) further comprises an electric part, the electric part comprises a device control box (2112), a liquid storage box (2111), a water pump (2114) and a stepping reduction motor (2113) which are arranged on a cutting part bearing bracket (2300), the liquid storage box (2111) is a cuboid cavity water storage container, the water storage container is provided with a water inlet and a water outlet, the water outlet is connected with the water inlet of the water pump (2114) through a water pipe, the water outlet of the water pump (2114) is connected with a spray head, a small belt pulley b (2304) synchronously rotates with a belt pulley on the stepping reduction motor (2113) through a belt, and the belt is connected with a cutter base (2201) of the cutting part (2200).

10. The concrete support beam recycling and low-loss demolishing device according to claim 9, further comprising a hydraulic power system (4000) installed on a carrying trolley (3300), wherein the hydraulic power system (4000) comprises a hydraulic system bracket (4003), an oil storage tank (4004) installed on the hydraulic system bracket (4003), a hydraulic system controller (4001) installed at the upper end of the hydraulic system bracket (4003), a three-phase motor (4002), an oil pump (4005) and an electromagnetic valve group (4006), an output shaft of the three-phase motor (4002) is matched with an input of the oil pump (4005), the electromagnetic valve group (4006) is composed of a plurality of electromagnetic valves, an output port of the electromagnetic valve group (4006) is connected with an oil inlet of each oil cylinder in the device through a hydraulic oil pipe, and the hydraulic power system (4000) is controlled jointly through the hydraulic system controller (4001) and the device control box (2112).