Novel comprehensive drilling and blasting platform for vertical shaft

Abstract

The utility model provides a novel vertical shaft comprehensive drilling and blasting platform which comprises a gantry crane erected at a well mouth, a lifting hook is arranged in the center of the gantry crane and connected with a mooring rope through a lock catch disc, the other end of the mooring rope is connected with a drilling and blasting platform top plate arranged in a well, and a drilling and blasting platform body is an annular platform. A plurality of hydraulic supporting devices are arranged on the side face of the annular platform at equal intervals, a plurality of lighting devices and a platform control room are arranged on the upper surface of the annular platform, a lifting platform is arranged on the inner side face of a center hole of the annular platform, a plurality of hydraulic supporting legs are arranged on the lower surface of the annular platform at equal intervals, and a slagging-off mechanical arm is arranged on one side of the bottom face of the annular platform. And a plurality of multifunctional mechanical arms are arranged on the lower surface of the annular platform. According to the utility model, constructors can be well protected by aiming at the dangerous problems such as rockfall and rockburst in the vertical shaft excavation process, and meanwhile, a safe and convenient operation environment is provided for the constructors by adjusting according to the requirements of vertical shaft excavation.

Description

Technical Field

[0001] The utility model relates to the technical field of vertical shaft excavation, in particular to a novel vertical shaft comprehensive drilling and blasting platform. Background Art

[0002] The construction of water conservancy projects involves a large number of shaft construction, such as ventilation shafts, cable shafts, water diversion shafts, and traffic shafts. In recent years, with the construction of domestic pumped storage power stations, shaft excavation technology has also developed. At present, in domestic shaft excavation construction, reverse drilling is a more commonly used guide shaft construction equipment. Reverse drilling construction can save a lot of manpower and the risk of construction workers is smaller, but the excavation cost is also relatively high, and there is still room for improvement in controlling deflection, and the use of reverse drilling construction has certain risks.

[0003] Shaft excavation refers to the construction process of excavating a shaft from the ground downwards. For large-diameter shafts, they need to be excavated from the ground to the bottom of the shaft after drilling. Excavation is usually carried out by manual or mechanical rock drilling and blasting. During the excavation process, it is necessary to ensure the safety of the workers so that they can safely enter and exit the shaft and carry out construction. The excavated machinery, tools, materials, etc. need to be hoisted into the shaft by a crane. The unreasonable setting of traditional shaft construction equipment leads to a decrease in construction safety and efficiency after the shaft is excavated to a certain depth.

[0004] Therefore, a new type of vertical shaft integrated drilling and blasting platform is urgently needed to solve the above problems. Summary of the invention

[0005] The purpose of the utility model is to overcome the above-mentioned shortcomings and provide a novel vertical shaft comprehensive drilling and blasting platform to solve the problems raised in the background technology.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions: a novel vertical shaft comprehensive drilling and blasting platform, comprising a gantry crane erected at the wellhead, a hook is provided at the center of the gantry crane, the hook is connected to the cable through a locking plate, the other end of the cable is connected to the top plate of the drilling and blasting platform arranged in the well, the main body of the drilling and blasting platform is an annular platform, a plurality of hydraulic support devices are equidistantly provided on the side of the annular platform, a plurality of lighting devices and a platform control room are provided on the upper surface of the annular platform, a lifting platform is provided on the inner side of the center hole of the annular platform, a plurality of hydraulic support legs are equidistantly provided on the lower surface of the annular platform, a slag scraping mechanical arm is provided on one side of the bottom surface of the annular platform, and a plurality of multifunctional mechanical arms are provided on the lower surface of the annular platform.

[0007] Preferably, the hydraulic support device is arranged transversely, and the hydraulic support device comprises a hydraulic telescopic arm and a support end, one end of the hydraulic telescopic arm is connected to the side of the annular platform, and the other end of the hydraulic telescopic arm is connected to the tail end of the support end.

[0008] Preferably, the hydraulic telescopic arm comprises a sleeve and a multi-stage hydraulic sleeve rod arranged therein, and the top surface of the sleeve is provided with a lifting ring for connecting with a cable.

[0009] Preferably, the outer side of the lifting platform is connected to the inner wall of the annular platform through a plurality of hydraulic support rods, and a downward lighting device is provided above the lifting platform.

[0010] Preferably, a driving mechanism is provided at the top of the slag scraper robot arm, the top wall of the driving mechanism is connected to the bottom surface of the annular platform, the bottom of the driving mechanism is connected to the top of the multi-stage curved arm, a bucket is provided at the bottom end of the multi-stage curved arm, and a first monitoring head is provided on one side of the multi-stage curved arm.

[0011] Preferably, the multi-stage crank arm includes a plurality of crank arms and a hydraulic arm provided on one side of the crank arm to drive the crank arm and the bucket.

[0012] Preferably, the multifunctional robotic arm comprises a longitudinal hydraulic arm, one end of which is connected to the lower surface of the annular platform, the other end of which is connected to one end of a transverse hydraulic telescopic arm, and the other end of which is connected to a multifunctional operating head.

[0013] Preferably, the multifunctional operating head comprises a central control tube, a second monitoring head is arranged outside the central control tube, and a grouting arm, an explosive loading arm, an anchor rod and reinforcement auxiliary installation arm and a drilling arm are arranged below the central control tube.

[0014] Preferably, a control computer is provided on one side of the platform control room, a comprehensive control system is provided in the control computer, the control computer is connected to the control mechanism of each operating structure in the platform, and the control computer is wirelessly connected to the off-hole control system.

[0015] The utility model has the following beneficial effects:

[0016] 1. The integrated drilling and blasting platform in the utility model can be used for vertical shaft excavation or expansion of the original foundation in hydropower pumping and storage, and can be fixed in the vertical shaft arms of different apertures through the hydraulic support device. The utility model can realize the unmanned operation mode by using its own operating system and communication system, so that the operator does not need to enter the vertical shaft, and the excavation construction of the vertical shaft can be completed through the ground operation room, which fully guarantees the safety of the operator during the construction process;

[0017] 2. The utility model is equipped with three mechanical arms, one slag removal mechanical arm is used for slag turning construction operations, and two multifunctional mechanical arms can be installed in different excavation stages of the shaft to complete grouting, explosive filling, anchor rod reinforcement auxiliary installation, drilling and other construction needs;

[0018] 3. The utility model can rotate as a whole under the control of the upper hoisting structure, and can drive the mechanical arm to rotate 360 ​​degrees. The movement and lifting range between the mechanical arms is large. The three mechanical arms can perform construction operations at the same time, completing the integration of the comprehensive drilling and blasting platform for construction. While completing unmanned operation, the construction efficiency and equipment functions are greatly improved, providing the operators with a corresponding construction platform, creating a safe and convenient working environment;

[0019] 4. The utility model is equipped with hydraulically controlled hydraulic telescopic legs and a liftable maintenance platform. The hydraulic telescopic legs enable the comprehensive drilling and blasting platform to fall to the bottom of the shaft for construction operations, and can also safely support the platform on the ground outside the shaft. At the same time, construction personnel can ride on the liftable maintenance platform to carry out maintenance work on the comprehensive drilling and blasting platform and the mechanical arm. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the state of the utility model during operation.

[0021] Figure 2 It is a front structural schematic diagram of the drilling and blasting platform of the utility model.

[0022] Figure 3 It is a side structural schematic diagram of the drilling and blasting platform of the utility model.

[0023] Figure 4 It is a schematic diagram of the top view structure of the drilling and blasting platform of the utility model.

[0024] Figure 5 It is a rear view structural schematic diagram of the drilling and blasting platform of the present utility model.

[0025] Figure 6 It is a schematic diagram of the specific structure of the multifunctional operating head of the utility model. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0027] See also Figure 1 and Figure 6A novel vertical shaft integrated drilling and blasting platform comprises a gantry crane 1 erected at a wellhead, a hook 2 being arranged at the center of the gantry crane 1, the hook 2 being connected to a cable 3 through a locking plate, the other end of the cable 3 being connected to a top plate of a drilling and blasting platform 4 arranged in the well, the main body of the drilling and blasting platform 4 being an annular platform 4.1, a plurality of hydraulic support devices 4.2 being equidistantly arranged on the side of the annular platform 4.1, a plurality of lighting devices 4.3 and a platform control room 4.4 being arranged on the upper surface of the annular platform 4.1, a lifting platform 4.5 being arranged on the inner side of the center hole of the annular platform 4.1, a plurality of hydraulic support legs 4.6 being equidistantly arranged on the lower surface of the annular platform 4.1, a slag scraping mechanical arm 4.7 being arranged on one side of the bottom surface of the annular platform 4.1, and a plurality of multifunctional mechanical arms 4.8 being arranged on the lower surface of the annular platform 4.1. By transporting the drilling and blasting platform 4 through the hook 2 of the locking plate, the cable 3, and the gantry crane 1, the comprehensive drilling and blasting platform, construction personnel and their construction equipment can be placed into the vertical shaft, so that the construction personnel can perform drilling and blasting construction at different heights of the vertical shaft. The equipment can ensure the safety of the operators during the construction process and improve the construction efficiency and safety level of the vertical shaft excavation construction system.

[0028] Preferably, the hydraulic support device 4.2 is arranged horizontally, and the hydraulic support device 4.2 comprises a hydraulic telescopic arm 4.2.1 and a support end 4.2.2, one end of the hydraulic telescopic arm 4.2.1 is connected to the side of the annular platform 4.1, and the other end of the hydraulic telescopic arm 4.2.1 is connected to the tail end of the support end 4.2.2. The hydraulic support device of the platform is convenient for fixing the platform in the underground position, making the platform safe and stable, so that construction personnel can better complete various construction operations of shaft excavation.

[0029] Preferably, the hydraulic telescopic arm 4.2.1 comprises a sleeve 4.2.1.1 and a multi-stage hydraulic sleeve rod 4.2.1.2 arranged therein, and a lifting ring 4.2.3 for connecting with the cable 3 is arranged on the top surface of the sleeve 4.2.1.1.

[0030] Preferably, the outer side of the lifting platform 4.5 is connected to the inner wall of the annular platform 4.1 through a plurality of hydraulic support rods 4.5.1, and a downward lighting device 4.3 is provided above the lifting platform 4.5.

[0031] Preferably, a driving mechanism 4.7.1 is provided at the top of the scraping robot arm 4.7, the top wall of the driving mechanism 4.7.1 is connected to the bottom surface of the annular platform 4.1, the bottom of the driving mechanism 4.7.1 is connected to the top of the multi-stage curved arm 4.7.2, a bucket 4.7.3 is provided at the bottom of the multi-stage curved arm 4.7.2, and a first monitoring head 4.7.4 is provided on one side of the multi-stage curved arm 4.7.2.

[0032] Preferably, the multi-stage crank arm 4.7.2 comprises a plurality of crank arms 4.7.2.1 and a hydraulic arm 4.7.2.2 provided at one side of the crank arm 4.7.2.1 to drive the crank arm 4.7.2.1 and the bucket 4.7.3.

[0033] Preferably, the multifunctional mechanical arm 4.8 comprises a longitudinal hydraulic arm 4.8.1, one end of which is connected to the lower surface of the annular platform 4.1, the other end of which is connected to one end of a transverse hydraulic telescopic arm 4.8.2, the other end of which is connected to a multifunctional operating head 4.8.3.

[0034] Preferably, the multifunctional operating head 4.8.3 comprises a central control tube 4.8.3.1, a second monitoring head 4.8.3.2 is arranged outside the central control tube 4.8.3.1, and a grouting arm 4.8.3.3, an explosive loading arm 4.8.3.4, an anchor reinforcement auxiliary installation arm 4.8.3.5 and a drilling arm 4.8.3.6 are arranged below the central control tube 4.8.3.1. The multifunctional robotic arm 4.8 is equipped with four small hydraulic robotic arms, which can be extended and retracted to different lengths according to construction requirements. The robotic arms used are retained separately for operation. The four robotic arms are composed of a grouting arm 4.8.3.3, an explosive loading arm 4.8.3.4, an anchor steel auxiliary installation arm 4.8.3.5, and a drilling arm 4.8.3.6. The grouting arm 4.8.3.3 is used for spraying concrete support and cement slurry, etc. The explosive loading arm 4.8.3.4 is used to place explosives in the rock at the bottom of the shaft during blasting operations. The explosive loading arm 4.8.3.4 is a mechanical gripper for burying explosives. The anchor steel auxiliary installation arm 4.8.3.5 is used to install anchor steel bars on the shaft wall. The drilling arm 4.8.3.6 is used for excavation and drilling of shaft rocks. The multifunctional robotic arm 4.8 is equipped with a video surveillance head for better unmanned operation.

[0035] Preferably, a control computer 4.4.1 is provided on one side of the platform control room 4.4, and a comprehensive control system is provided in the control computer 4.4.1, and the control computer 4.4.1 is connected to the control mechanism of each operating structure in the platform, and the control computer 4.4.1 is wirelessly connected to the control system outside the well. The platform control room 4.4 is equipped with a communication system, an operating system, and a power supply system. When working underground, the personnel outside the well can control the comprehensive drilling and blasting platform through the unmanned operating system, unmanned communication system, and power system to perform unmanned operations; construction personnel can also directly choose to carry out underground platform construction operations, directly enter the platform control room 4.4 to operate, and carry out shaft excavation operations.

[0036] The working principle of this embodiment is as follows:

[0037] The lifting ring 4.2.3 of the construction platform device is connected to the cable 3; the cable 3 is connected to the hook 1 equipped with a locking plate; the cable 3 is raised and lowered by the gantry crane 1, and the comprehensive drilling and blasting platform is lifted to the height where the shaft needs to be excavated; the construction personnel can choose an unmanned operating system and operate outside the shaft, or the construction personnel can accompany the comprehensive drilling and blasting platform to perform underground operations. The construction personnel only need to operate directly in the operation and power supply room 4.4 of the comprehensive drilling and blasting platform, and control the gantry crane 1 to lower the drilling and blasting platform 4 into the shaft through the system; when the drilling and blasting platform 4 is completely located in the shaft, the hydraulic support device 4.2 is controlled by the operating system, so that the support end 4.2.2 of the hydraulic support device 4.2 and the excavated shaft wall are squeezed and compressed; the construction personnel can use the operating system to make the gantry crane 1 lower the drilling and blasting platform 4, and stop lowering the drilling and blasting platform 4 after lowering it to the top of the bedrock surface platform; the construction personnel can use the unmanned operating system or the computer 4.4.1 to control the gantry crane 1 to change the length of the cable 3, and the height of the drilling and blasting platform 4 changes. When the change When the drilling and charging process is completed, the gantry crane 1 is controlled by the construction personnel to lift the drilling and blasting platform 4 to a safe height, and then the blasting is started to complete the loosening blasting of the rock at the bottom of the shaft; the above-mentioned After the loosening blasting, the gantry crane 1 is operated to lower the drilling and blasting platform 4 through the cable 3, so that the drilling and blasting platform 4 is lowered to the top of the blasting layer, and then the hydraulic pressure of the hydraulic support device 4.2 is controlled to extend, and the support end 4.2.2 contacts and abuts against the shaft wall, and then the waste rock slag is scraped to the slag chute; after the drilling and excavation operation is completed, the drilling and blasting platform 4 can be raised and lowered according to the construction requirements so that the multifunctional mechanical arm 4.8 can be used to install anchor steel bars and spray concrete at different positions on the shaft wall to support the rock wall to ensure a safe drilling environment.

[0038] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limitations of the present invention. The protection scope of the present invention shall be the technical solutions recorded in the claims, including equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. A novel vertical shaft integrated drilling and blasting platform, comprising a gantry crane (1) erected at a wellhead, wherein a hook (2) is provided at the center of the gantry crane (1), wherein the hook (2) is connected to a cable (3) via a locking plate, wherein the other end of the cable (3) is connected to a top plate of a drilling and blasting platform (4) arranged in the well, wherein: The main body of the drilling and blasting platform (4) is an annular platform (4.1), a plurality of hydraulic support devices (4.2) are equidistantly arranged on the side of the annular platform (4.1), a plurality of lighting devices (4.3) and a platform control room (4.4) are arranged on the upper surface of the annular platform (4.1), a lifting platform (4.5) is arranged on the inner side of the center hole of the annular platform (4.1), a plurality of hydraulic support legs (4.6) are equidistantly arranged on the lower surface of the annular platform (4.1), a slag scraping mechanical arm (4.7) is arranged on one side of the bottom surface of the annular platform (4.1), and a plurality of multifunctional mechanical arms (4.8) are arranged on the lower surface of the annular platform (4.1).

2. A new type of vertical shaft integrated drilling and blasting platform according to claim 1, characterized in that: The hydraulic support device (4.2) is arranged transversely, and comprises a hydraulic telescopic arm (4.2.1) and a support end (4.2.2), one end of the hydraulic telescopic arm (4.2.1) is connected to the side of the annular platform (4.1), and the other end of the hydraulic telescopic arm (4.2.1) is connected to the rear end of the support end (4.2.2).

3. A new type of vertical shaft integrated drilling and blasting platform according to claim 2, characterized in that: The hydraulic telescopic arm (4.2.1) comprises a sleeve (4.2.1.1) and a multi-stage hydraulic sleeve rod (4.2.1.2) arranged therein, and a lifting ring (4.2.3) for connecting to a cable (3) is provided on the top surface of the sleeve (4.2.1.1).

4. The novel vertical shaft integrated drilling and blasting platform according to claim 1 is characterized in that: The outer side of the lifting platform (4.5) is connected to the inner wall of the annular platform (4.1) via a plurality of hydraulic support rods (4.5.1), and a downward lighting device (4.3) is provided above the lifting platform (4.5).

5. The novel vertical shaft integrated drilling and blasting platform according to claim 1 is characterized in that: A driving mechanism (4.7.1) is provided at the top of the scraping mechanical arm (4.7); the top wall of the driving mechanism (4.7.1) is connected to the bottom surface of the annular platform (4.1); the bottom of the driving mechanism (4.7.1) is connected to the top of the multi-stage curved arm (4.7.2); a bucket (4.7.3) is provided at the bottom of the multi-stage curved arm (4.7.2); and a first monitoring head (4.7.4) is provided on one side of the multi-stage curved arm (4.7.2).

6. A new type of vertical shaft integrated drilling and blasting platform according to claim 5, characterized in that: The multi-stage crank arm (4.7.2) comprises a plurality of crank rods (4.7.2.1) and a hydraulic arm (4.7.2.2) arranged on one side of the crank rod (4.7.2.1) for driving the crank rod (4.7.2.1) and the bucket (4.7.3).

7. The novel vertical shaft integrated drilling and blasting platform according to claim 1 is characterized in that: The multifunctional mechanical arm (4.8) comprises a longitudinal hydraulic arm (4.8.1), one end of the longitudinal hydraulic arm (4.8.1) is connected to the lower surface of the annular platform (4.1), the other end of the longitudinal hydraulic arm (4.8.1) is connected to one end of a transverse hydraulic telescopic arm (4.8.2), and the other end of the transverse hydraulic telescopic arm (4.8.2) is connected to a multifunctional operating head (4.8.3).

8. The novel vertical shaft integrated drilling and blasting platform according to claim 7 is characterized in that: The multifunctional operating head (4.8.3) comprises a central control tube (4.8.3.1), a second monitoring head (4.8.3.2) is arranged outside the central control tube (4.8.3.1), and a grouting arm (4.8.3.3), an explosive loading arm (4.8.3.4), an anchor rod reinforcement auxiliary installation arm (4.8.3.5) and a drilling arm (4.8.3.6) are arranged below the central control tube (4.8.3.1).

9. The novel vertical shaft integrated drilling and blasting platform according to claim 1 is characterized in that: A control computer ( 4.4.1), the control computer (4.4.1) is provided with a comprehensive control system, the control computer (4.4.1) is connected to the control mechanism of each operating structure in the platform, the control computer ( 4.4.1) Wirelessly connected to the off-site control system.

Images