CN109403707B - A kind of V-shaped frame hoisting construction auxiliary equipment and construction method - Google Patents

Abstract

The invention relates to a V-shaped frame hoisting construction auxiliary equipment, belonging to the technical field of substation frame construction, comprising a vehicle body and a driving device for driving the vehicle body to travel. The supporting rods are provided, and one end of each supporting rod away from the vehicle body is provided with a clamping assembly for clamping the rod body of the V-shaped frame. When the V-shaped frame is lifted by the crane, the worker clamps the rod body of the V-shaped frame through the clamping assembly, and then drives the car body to walk through the driving device. The car body drives the movement of the installation beam and the movement of the support rod. And the crane works together to drive the V-shaped frame to move. When the rod body of the V-shaped frame moves to the top of the installation cup, stop the car body to keep the position of the rod body unchanged, and then lower the V-shaped frame; avoid manual manual operation. Supporting the rod body improves the safety of construction, and enables the V-shaped frame to be quickly hoisted to the mouth of the installation cup to improve construction efficiency.

Description

A kind of V-shaped frame hoisting construction auxiliary equipment and construction method

technical field

The invention relates to the technical field of substation frame construction, in particular to a V-shaped frame hoisting construction auxiliary equipment and a construction method.

Background technique

The frame in the substation refers to the load-bearing structure composed of steel pipes or concrete poles for hanging busbars and lead wires. During the hoisting construction of the substation frame, the frame members need to be corrected in three aspects: the horizontal position, the elevation and the verticality, otherwise the frame beam Unable to install. The calibration of the bottom of the cup has been completed when the base of the cup is copied, and the calibration of the plane position of the column is completed when it is in place. After the column is temporarily fixed, verticality correction is required. The V-shaped frame includes two left and right rod bodies, and one ends of the left and right rod bodies are fixedly connected to form a V shape.

At present, when the V-shaped frame is hoisted and constructed, the installation cup opening for installing the V-shaped frame is first excavated on the ground, and then the V-shaped frame is directly hoisted by a crane and transported to the top of the installation cup opening, and then Slowly lower until the two legs of the V-frame fall into the two mounting cups, and then make the final adjustment.

However, in the process of hoisting the V-shaped frame to just above the installation cup opening, multiple workers are required to hold the legs of the V-shaped frame to prevent the V-shaped frame from shaking and affecting the positioning. However, the V-shaped frame has a heavy weight and a high hoisting height. During the process of movement and correction, the safety risk is relatively large. In order to ensure the safety of workers and facilitate the positioning of the V-shaped frame, the speed of hoisting is very slow, which affects the construction efficiency. There are certain limitation.

SUMMARY OF THE INVENTION

One of the objectives of the present invention is to provide a construction auxiliary equipment for hoisting a V-shaped frame, which has the advantages of clamping the V-shaped frame, preventing the V-shaped frame from shaking, and improving the construction efficiency.

The above-mentioned technical purpose of the present invention is achieved through the following technical solutions:

A V-shaped frame hoisting construction auxiliary equipment includes a vehicle body and a driving device for driving the vehicle body to walk, a mounting beam is fixedly arranged on the vehicle body, and two parallel supporting rods are arranged on the mounting beam. A clamping assembly for clamping the rod body of the V-shaped frame is arranged at one end of the strut away from the vehicle body.

Implementing the above technical solution, when the V-shaped frame is lifted by the crane, the worker clamps the rod body of the V-shaped frame through the clamping assembly, and then drives the vehicle body to walk through the driving device, and the vehicle body drives the movement of the installation beam and the movement of the support rod. The clamping components on the upper part and the crane work together to drive the V-shaped frame to move. When the rod body of the V-shaped frame moves to just above the installation cup mouth, stop the car body to keep the position of the rod body unchanged, and then lower the V-shaped frame. Can; avoid manual support of the rod body, improve the safety of construction, and can make the V-shaped frame be quickly hoisted to the installation cup mouth, improve the construction efficiency.

Further, the clamping assembly includes a fixing plate, a mounting plate, an abutting plate and a pneumatic cylinder, the fixing plate is fixedly arranged on the support rod, the mounting plate is fixedly arranged at both ends of the fixing plate, the fixing plate and the mounting plate A П-shaped structure is formed, and the opening of the П-shaped structure faces the forward direction of the vehicle body, the abutting plate is slidably arranged on the mounting plate, and the pneumatic cylinder is fixedly arranged on the mounting plate to drive the two abutting plates to approach each other Or away, the piston rod of the pneumatic cylinder is fixedly connected with the abutment plate.

Implementing the above technical scheme, after the rod body of the V-shaped frame is in the П-shaped structure, the pneumatic cylinder is activated, and the pneumatic cylinder drives the abutment plate to move, and drives the abutment plate and the rod body to abut tightly. During the movement of the V-shaped frame, the To prevent the rod body from shaking.

Further, a guide rod penetrating through the mounting plate is slidably passed through the mounting plate, the guide rod is arranged perpendicular to the support rod, and one end of the guide rod is fixedly connected with the abutting plate.

In the implementation of the above technical solution, during the movement of the abutting plate, the setting of the guide rod plays a role of guiding the abutting plate, preventing the abutting plate from rotating, keeping the abutting plate facing the rod body, and improving the clamping effect. .

Further, the abutting plate is an arc-shaped plate that fits with the rod body of the V-shaped frame.

By implementing the above technical scheme, the arc-shaped plate increases the contact area with the rod body and improves the clamping effect.

Further, a number of balls that are in rolling connection with the abutting plates are provided on the opposite side walls of the two abutting plates.

Implementing the above technical solution, the balls are arranged to reduce the friction force received when the rod body is lowered, and at the same time reduce the impact force received by the abutment plate, prevent the abutment plate from being damaged, and improve the service life of the abutment plate.

Further, the side wall of the mounting beam close to the support rod is provided with a chute along its own length direction, the support rod is fixedly provided with a sliding block slidingly connected with the chute, and the mounting beam is provided with a support rod for driving the support rod. Sliding drive assembly.

Implementing the above technical scheme, when installing a V-shaped frame with a large distance between the two rod bodies, the sliding block is driven by the driving assembly to slide along the chute, and the sliding block drives the two rods to move in a direction away from each other, thereby increasing the number of two clamps. The purpose of maintaining the spacing between components to accommodate the larger size of the V-shaped frame.

Further, the chute is set as a dovetail slot, the slider is set as a dovetail block adapted to the dovetail slot, the drive assembly includes a bidirectional screw rod and a motor, and the bidirectional screw rod is rotatably arranged in the chute and In screw connection with the slider, the motor is fixedly arranged on the installation beam to drive the two-way screw to rotate so that the two support rods move toward or away from each other.

Implement the above technical scheme, start the motor, the motor drives the two-way screw to rotate, and the two-way screw drives the slider to slide along the chute, so as to achieve the purpose of driving the support rod to move in the direction of approaching or away from each other, and at the same time, the dovetail block is matched with the dovetail groove, The purpose is to prevent the support rod from being separated from the chute, and the installation is more stable.

Further, the vehicle body is provided with a chain plate type chassis.

Implementing the above technical solution, the setting of the chain plate type chassis can reduce the pressure on the ground and make the movement of the vehicle body more stable.

Another object of the present invention is to provide a V-shaped frame hoisting construction method, which has the advantages of preventing the V-shaped frame from shaking and improving construction efficiency.

The above-mentioned technical purpose of the present invention is achieved through the following technical solutions:

A construction method for hoisting a V-shaped frame, comprising the following steps:

Step 1: The concrete base is formed by pouring concrete, and the installation cup openings are set on the concrete base. Every two installation cup openings are grouped into two groups, and the four installation cup openings are arranged in two rows and two columns. The bottom surface of all cups where the cup mouth is installed shall be leveled;

Step 2: Lift the V-shaped frame by a crane, and make the legs of the V-shaped frame higher than the ground;

Step 3: The V-shaped frame is clamped and positioned by a V-shaped frame hoisting construction auxiliary equipment described in any one of claims 1-8, and the V-shaped frame is moved to the positive position of the installation cup under the joint action of the crane. above;

Step 4: Lower the V-shaped frame through the crane, keep the V-shaped frame in a vertical state, and pour concrete into the installation cup opening.

To implement the above technical scheme, the concrete base is formed by pouring concrete, and the installation cup openings are opened on the concrete base. Every two installation cup openings are grouped into two groups, and the four installation cup openings are arranged in two rows and two columns. The bottom surface of all cups where the cup mouth is installed shall be leveled; the V-shaped frame shall be hoisted by a crane, and the legs of the V-shaped frame shall be higher than the ground; Under the action, move the V-shaped frame to the top of the installation cup to keep the traveling speed of the car body consistent with the speed of the crane; lower the V-shaped frame through the crane, keep the V-shaped frame in a vertical state, and pour concrete into the installation cup to fill it. , to avoid manual support of the rod body, improve the safety of construction, and can make the V-shaped frame be quickly hoisted to the installation cup mouth, and improve the construction efficiency.

To sum up, the beneficial effects of the present invention compared with the prior art are: after the V-shaped frame is lifted by the crane, the worker clamps the rod body of the V-shaped frame through the clamping component, and then drives the vehicle body to walk through the driving device, and the vehicle The body drives the movement of the installation beam and the movement of the support rod. The clamping components on the support rod and the crane work together to drive the V-shaped frame to move. The position of the rod body remains unchanged, and then the V-shaped frame can be lowered; the manual support of the rod body is avoided, the safety of construction is improved, and the V-shaped frame can be quickly hoisted to the installation cup opening to improve the construction efficiency.

Description of drawings

Fig. 1 is the overall structural schematic diagram of the embodiment of the present invention;

Fig. 2 is the enlarged view of A part in Fig. 1;

FIG. 3 is a schematic view of the construction of the embodiment of the present invention.

Reference numerals: 1. Vehicle body; 11. Chain plate type chassis; 2. Mounting beam; 21. Support rod; 211. Slider; 22. Chute; 31. Fixed plate; 33, abutment plate; 331, ball; 34, pneumatic cylinder; 4, drive assembly; 41, two-way screw; 42, motor; 5, V-shaped frame; 51, rod body; 6, installation cup mouth.

Detailed ways

The present invention will be further described in detail below with reference to the accompanying drawings.

Example 1:

As shown in Figures 1 and 3, a V-shaped frame hoisting construction auxiliary equipment includes a vehicle body 1 and a driving device for driving the vehicle body 1 to walk. The driving device is the same as the driving device of an excavator or a crane, and the vehicle body 1 is provided with There is a chain plate type chassis 11 to reduce the pressure on the ground and make the movement of the vehicle body 1 more stable. The vehicle body 1 is fixedly provided with a mounting beam 2, and the mounting beam 2 is provided with two struts 21 arranged in parallel, and one end of each strut 21 away from the vehicle body 1 is provided with a clamp for clamping the rod body 51 of the V-shaped frame 5. holding components.

As shown in FIG. 1 , the side wall of the mounting beam 2 close to the support rod 21 is provided with a chute 22 along its own length direction. In the dovetail groove, the slider 211 is set as a dovetail block adapted to the dovetail groove. The installation beam 2 is provided with a drive assembly 4 for driving the support rod 21 to slide. The drive assembly 4 includes a bidirectional screw rod 41 and a motor 42. The bidirectional screw rod 41 is rotatably arranged in the chute 22 and is threadedly connected with the slider 211. The motor 42 It is fixedly arranged on the mounting beam 2 and is used to drive the bidirectional screw rod 41 to rotate so as to make the two support rods 21 move toward or away from each other.

When the V-shaped frame 5 with a large distance between the two rod bodies 51 is installed, the motor 42 is activated, the motor 42 drives the bidirectional screw rod 41 to rotate, the bidirectional screw rod 41 drives the slider 211 to slide along the chute 22, and the slider 211 drives the support The rods 21 move toward or away from each other, so as to achieve the purpose of increasing the distance between the two clamping assemblies, so as to adapt to the V-shaped frame 5 with a larger size.

As shown in FIGS. 1 and 2 , the clamping assembly includes a fixing plate 31 , a mounting plate 32 , an abutting plate 33 and a pneumatic cylinder 34 . At both ends, the fixing plate 31 and the mounting plate 32 form a П-shaped structure, and the opening of the П-shaped structure faces the forward direction of the vehicle body 1, and the abutting plate 33 is slidably arranged on the mounting plate 32, referring to FIG. 3, the abutting plate 33 is The arc-shaped plate attached to the rod body 51 of the V-shaped frame 5 has a number of balls 331 rollingly connected to the abutting plate 33 on the opposite side walls of the two abutting plates 33 ; The contact area improves the clamping effect, and the arrangement of the balls 331 reduces the frictional force received when the rod body 51 is lowered, and at the same time reduces the impact force received by the abutment plate 33, prevents the abutment plate 33 from being damaged, and improves the abutment plate 33. service life.

As shown in FIGS. 1 and 2 , the pneumatic cylinder 34 is fixed on the mounting plate 32 to drive the two abutting plates 33 to approach or move away from each other. The piston rod of the pneumatic cylinder 34 is fixedly connected to the abutting plate 33 . The mounting plate 32 is slidably provided with a guide rod 321 penetrating the mounting plate 32 , the guide rod 321 is arranged perpendicular to the support rod 21 , and one end of the guide rod 321 is fixedly connected with the abutment plate 33 ; during the movement of the abutment plate 33 , the guiding The provision of the rod 321 plays a role of guiding the abutting plate 33, preventing the abutting plate 33 from rotating, keeping the abutting plate 33 facing the rod body 51, and improving the clamping effect.

After the rod body 51 of the V-shaped frame 5 is in the П-shaped structure, the pneumatic cylinder 34 is activated, and the pneumatic cylinder 34 drives the abutment plate 33 to move, and drives the abutment plate 33 to abut against the rod body 51. During the movement of the V-shaped frame 5 , to prevent the rod body 51 from shaking.

The specific working process: when the V-shaped frame 5 is lifted by the crane, the worker starts the car body 1, adjusts the position of the car body 1, so that the rod body 51 of the V-shaped frame 5 is in the П-shaped structure, and then starts the pneumatic cylinder 34, the pneumatic cylinder 34 drives the abutment plate 33 to move, and drives the abutment plate 33 to abut against the rod body 51; then drive the car body 1 to walk through the driving device, and the car body 1 drives the movement of the installation beam 2 and the movement of the support rod 21, and the clamp on the support rod 21 The holding assembly and the crane work together to drive the V-shaped frame 5 to move. When the rod body 51 of the V-shaped frame 5 moves directly above the installation cup 6, stop the car body 1 to keep the position of the rod body 51 unchanged, and then lower the V-shaped frame 5. The V-shaped frame 5 is enough; the manual support of the rod body 51 is avoided, the safety of construction is improved, and the V-shaped frame 5 can be quickly hoisted to the installation cup 6 to improve the construction efficiency.

Embodiment 2:

As shown in Figure 3, a V-shaped frame hoisting construction method includes the following steps:

Step 1: The concrete base is formed by pouring concrete, and the installation cup openings 6 are set on the concrete base. The installation cup openings 6 form a group of two, a total of two groups, and the four installation cup openings 6 are arranged in two rows and two columns. Arrangement, all the cup bottoms where the cup mouth 6 is installed are leveled;

Step 2: hoist the V-shaped frame 5 by a crane, and make the legs of the V-shaped frame 5 higher than the ground;

Step 3: The V-shaped frame 5 is clamped and positioned by a construction auxiliary equipment for hoisting the V-shaped frame 5 according to any one of claims 1-8, and the V-shaped frame 5 is moved to the installation cup 6 under the joint action of the crane. directly above;

Step 4: Lower the V-shaped frame 5 by a crane, keep the V-shaped frame 5 in a vertical state, and pour concrete into the installation cup 6 to fill it.

A concrete base is formed by pouring concrete, and installation cup openings 6 are set on the concrete base. Every two installation cup openings 6 are grouped into two groups, and the four installation cup openings 6 are arranged in two rows and two columns. All the cup bottom surfaces where the cup mouths 6 are installed are leveled; the V-shaped frame 5 is hoisted by a crane, and the feet of the V-shaped frame 5 are higher than the ground; the V-shaped frame 5 is clamped and positioned by the clamping assembly, and is Under the combined action of the crane, the V-shaped frame 5 is moved to just above the installation cup 6 to keep the traveling speed of the car body 1 consistent with the movement speed of the crane; The installation cup opening 6 is filled with concrete to avoid manual support of the rod body 51, which improves the safety of construction, and enables the V-shaped frame 5 to be quickly hoisted to the installation cup opening 6 to improve construction efficiency.

The embodiments of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention should be covered in within the protection scope of the present invention.

Claims (5)

1. A V-shaped frame hoisting construction auxiliary equipment is characterized in that: comprising a vehicle body (1) and a drive device for driving the vehicle body (1) to walk, and the vehicle body (1) is fixedly provided with a mounting beam ( 2), the mounting beam (2) is provided with two support rods (21) arranged in parallel, and one end of each of the support rods (21) away from the vehicle body (1) is provided with a V-shaped frame (5) for clamping; ) clamping assembly for the rod body (51); the clamping assembly includes a fixing plate (31), a mounting plate (32), an abutting plate (33) and a pneumatic cylinder (34), the fixing plate (31) is fixed be arranged on the support rod (21), the mounting plate (32) is fixedly arranged on both ends of the fixing plate (31), the fixing plate (31) and the mounting plate (32) form a П-shaped structure, and the opening of the П-shaped structure Towards the forward direction of the vehicle body (1), the abutting plate (33) is slidably arranged on the mounting plate (32), and the pneumatic cylinder (34) is fixedly arranged on the mounting plate (32) for driving the two abutting plates (32). The connecting plates (33) are close to or away from each other, and the piston rod of the pneumatic cylinder (34) is fixedly connected with the abutting plate (33); the vehicle body (1) is provided with a chain plate type chassis (11); the mounting beam (2) ) A chute (22) is opened along the side wall of the support rod (21) along its own length direction, and a slider (211) slidingly connected with the chute (22) is fixed on the support rod (21), so The mounting beam (2) is provided with a drive assembly (4) for driving the support rod (21) to slide; the drive assembly (4) includes a bidirectional screw rod (41) and a motor (42), and the bidirectional screw rod ( 41) The motor (42) is rotatably arranged in the chute (22) and is threadedly connected with the slider (211). The rods (21) move toward or away from each other. 2. A V-shaped frame hoisting construction auxiliary equipment according to claim 1, characterized in that: the mounting plate (32) is slidably provided with a guide rod (321) penetrating the mounting plate (32), and the guide rod (321) A vertical support rod (21) is arranged, and one end of the guide rod (321) is fixedly connected with the abutment plate (33). 3. A V-shaped frame hoisting construction auxiliary equipment according to claim 2, characterized in that: the abutting plate (33) is an arc-shaped plate that fits with the rod body (51) of the V-shaped frame (5). . 4. A V-shaped frame hoisting construction auxiliary equipment according to claim 3, characterized in that: the opposite side walls of the two abutting plates (33) are provided with a number of rollers that roll with the abutting plates (33). Attached balls (331). 5. A V-shaped frame hoisting construction auxiliary equipment according to claim 4, characterized in that: the chute (22) is configured as a dovetail groove, and the sliding block (211) is configured to be adapted to the dovetail groove dovetail block.

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