CN102848126A - Intelligent pneumatic internal clamp applicable to mountain construction - Google Patents
Intelligent pneumatic internal clamp applicable to mountain construction Download PDFInfo
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- CN102848126A CN102848126A CN2012102605758A CN201210260575A CN102848126A CN 102848126 A CN102848126 A CN 102848126A CN 2012102605758 A CN2012102605758 A CN 2012102605758A CN 201210260575 A CN201210260575 A CN 201210260575A CN 102848126 A CN102848126 A CN 102848126A
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- vehicle frame
- driving wheel
- sliding sleeve
- internal clamp
- support arm
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Abstract
An intelligent pneumatic internal clamp applicable to mountain construction comprises a clamping working portion, a travelling section and an air storage tank, wherein a travelling wheel is installed on a vehicle frame, a driving wheel is installed at one end of a driving wheel supporting arm through a pin shaft, the middle portion of the driving wheel supporting arm can be rotatably installed on a first rotating shaft, the other end of the driving wheel supporting arm is connected with a sliding sleeve through a hinge, the driving wheel is connected with a driving device, a transmission mechanism of a brake block is similar to the driving wheel, the sliding sleeve can be sleeved on a central shaft in a sliding mode, the sliding sleeve is connected with a retracting mechanism which is used for pushing the sliding sleeve to extend and retract, the clamping working portion is fixedly connected with a sliding column, the sliding column can be installed inside a sleeving pipe in a sliding mode, the sliding sleeve is fixedly installed on one side of the vehicle frame, the sliding column is fixedly connected with a piston rod of an air cylinder, and the other side of the vehicle frame is connected with the air storage tank through a hinge. The intelligent pneumatic internal clamp is effectively applicable to occasions with large gradients and is high in positioning efficiency and accurate.
Description
Technical field
The present invention relates to the pipeline welding construction equipment, especially a kind of pneumatic internal clamp.
Background technology
Pneumatic internal clamp is to be used in the pipeline welding construction, and group is right rapidly to the pipe mouth of pipe to treat group to two from steel duct with radial load, and satisfies a kind of special-purpose machinery of pipeline welding requirement.It is driving and the operation that realizes equipment take compressed air as power source.Existing pipeline internal clamp can not walking when the gradient surpasses 30 °, when the upward trend walking, because the parking poor reliability that the control mode of brake control valve and the interlocking of walking control valve causes in addition, the slope occurs easily to slip during descending, very large potential safety hazard is arranged.When the gradient was arranged, existing very difficult in pipeline opening adjustment position to mouthpart, efficient was very low.
During the mountain region pipeline construction, because the gradient is large, internal clamp weight is large, and manually control is very large to the mouthpart difficulty in walking.
Summary of the invention
The deficiency that can not be applicable to the larger occasion of the gradient, poor reliability, have potential safety hazard in order to overcome existing pneumatic internal clamp the invention provides a kind of intelligent pneumatic internal clamp that is suitable for the mountain region construction of intelligence constant speed walking when effectively being applicable to the larger occasion of the gradient, different gradient.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of intelligent pneumatic internal clamp that is suitable for the mountain region construction, comprise counterpart operate portions, walking section and air accumulator, described walking section comprises vehicle frame, road wheel, driving wheel and brake shoes, arrange successively 2 road wheels, driving wheel, brake shoes and 2 road wheels along the central axis direction of vehicle frame on the described vehicle frame, be positioned at the lower half circle of vehicle frame from the axle road wheel that looks up, driving wheel and brake shoes are positioned at the upper semi-circle of vehicle frame; Radial distribution is that 2 road wheels are symmetrical about Y-axis, road wheel is installed on the vehicle frame, driving wheel is installed in an end of driving wheel support arm by a bearing pin, the middle part of described driving wheel support arm is installed in rotation on the first gyroaxis, described the first gyroaxis is fixedly mounted on the vehicle frame, the other end of described driving wheel support arm connects with the first sliding sleeve by hinge, and described driving wheel is connected with drive unit; Brake shoes is installed in an end of brake shoes support arm by a bearing pin, the middle part of described brake shoes support arm is installed in rotation on the second gyroaxis, described the second gyroaxis is fixedly mounted on the vehicle frame, and the other end of described brake shoes support arm connects with the second sliding sleeve by hinge;
Described two sliding sleeves slidably are sleeved on the central shaft, and the described sliding sleeve telescoping mechanism flexible with being used for the promotion sliding sleeve is connected;
Described counterpart operate portions is fixedly connected with traveller, and described traveller is slidably mounted in the sliding sleeve, and described sliding sleeve is fixedly mounted on the side of vehicle frame, and described traveller is connected with the piston rod of the 3rd cylinder; The opposite side of described vehicle frame is connected with air accumulator by hinge.
Further, described drive unit is the gas motor, and described gas motor is installed on the vehicle frame.
Described telescoping mechanism comprises the first cylinder and the second cylinder, and the first cylinder is installed in the mouthpart frame central, and piston rod is connected with the first sliding sleeve; The second cylinder also is installed in the mouthpart frame central, and piston rod is connected with the second sliding sleeve; The first and second two cylinders are oppositely disposed in the central shaft two ends.
Further, the circular arc compartment of terrains such as the outside of described air accumulator arrange three rollers.
Intelligence control system comprises industrial computer, to PLC controller and importation thereof, output in the mouthpart, operation instrument part.Mouthpart controller and industrial control computer are designed with communication interface.Importation to the mouthpart controller comprises: Fibre Optical Sensor, photoelectric encoder, obliquity sensor, cylinder magnetic switch, power supply voltage signal, baroceptor.
(1) Fibre Optical Sensor.Fibre Optical Sensor is used for the location to mouthpart, output high level when Fibre Optical Sensor is in pipeline, output low level after Fibre Optical Sensor goes out pipe, output control signal.Adopt dual-positioning to guarantee positioning accuracy, when the one-level Fibre Optical Sensor output framing signal, illustrate mouthpart and near the position location mouthpart to be slowed down immediately, stop according to setting program; Control the 3rd cylinder operation, the counterpart operate portions is released forward, the 3rd cylinder stops after secondary light fiber sensor output framing signal, guarantees positioning accuracy 2mm, at this moment can carry out the counterpart action.
(2) photoelectric encoder.Photoelectric encoder is installed on the driving wheel.Controller gathers this signal by the high-speed counting interface, calculates pace, and available this calculates the distance that mouthpart is advanced.
(3) obliquity sensor.Obliquity sensor is installed on the mouthpart, is used for the inclination angle of measuring channel and horizontal plane.This inclination angle was for just when mouthpart was gone up a slope, and this inclination angle is for negative during to the mouthpart descending.Controller determines that according to this inclination angle the walking control model to mouthpart is level, upward slope, descending mode of operation, and namely the control parameter of two proportional pressure-reducing valves is different under the different working modes.
(4) cylinder magnetic switch.Whether the cylinder magnetic switch stretches out for detection of each cylinder or regains and put in place, and controller is signal decision mechanism motion correct or cylinder trouble whether accordingly.
(5) power supply voltage signal.Power supply voltage signal is delivered to controller and is monitored, and guarantees that the power voltage supply of controller is stable.At first report to the police when voltage is lower than a certain setting value, prompting operation person shuts down and guarantees safety, if the operator does not shut down within a certain period of time, controller is given system cut-off automatically by the outage loop, and at this moment system is in braking state.If do not force outage this moment, unpredictable logic error may appear in controller, and security incident occurs.
(6) baroceptor.Baroceptor is for detection of start-up system voltage.When being lower than a certain setting value, air pressure reports to the police.
Output to the mouthpart controller comprises: air-operated solenoid valve, pneumatic proportional pressure-reducing valve, controller outage loop, audible-visual annunciator.
(1) air-operated solenoid valve.Control system requires these valves are carried out logic control by the magnetic valve output interface and according to control.
(2) pneumatic proportional pressure-reducing valve.Two pneumatic proportional pressure-reducing valves are connected with two work of gas motor respectively, and controller passing ratio pressure-reducing valve control panel is controlled the pressure of turnover gas motor, realize that by the operation torque of control gas motor control is to the gait of march of mouthpart.
(3) controller outage loop.During the situation such as undesired at system power supply voltage, that baric systerm air pressure is on the low side, controller is forced outage by relay to controller outage loop, and at this moment system is in braking state.
(4) audible-visual annunciator.When detecting the system failure, controller carries out sound and light alarm.
Operation instrument part to the mouthpart controller: operation instrument is operating personnel's guidance panel, and can carry out state demonstration and the warning of system.
(1) button.Operation instrument has the buttons such as " startup ", " stopping ", " suddenly stopping ", and the system that is respectively applied to starts, stops and emergent stopping.
(2) knob." manual/auto " knob is arranged on the operation instrument, and controller judges that accordingly automated system operation is still by the manual controlling run of operator." proportion control " knob is arranged on the operation instrument, and " descending proportion control " knob, be used for adjusting gait of march.
(3) indicator lamp." near the position indicator lamp ", " indicator lamp puts in place ", " power supply indicator ", " malfunction indicator lamp " etc. are arranged on the operation instrument.
(4) text display.Demonstration is to real-time parameters such as mouthpart running status, pace, forward travel distances.
Beneficial effect of the present invention is mainly manifested in: effectively be applicable to the larger occasion of the gradient, and for different gradient, intelligent constant speed walking, mouth of pipe place location efficiency is high, accurate.
Description of drawings
Fig. 1 is the schematic diagram that is suitable for the intelligent pneumatic internal clamp of mountain region construction.
Fig. 2 is the axial schematic diagram of walking section.
Fig. 3 is the axial schematic diagram of air accumulator.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
With reference to Fig. 1～Fig. 3, a kind of intelligent pneumatic internal clamp that is suitable for the mountain region construction, this intelligent pneumatic internal clamp is divided into three sections along Z-direction as shown in Figure 1, and the A section is counterpart operate portions 1, and the B section is the walking section, and the C section is air accumulator 13.Traveller 2 is installed on the A section, and sliding sleeve 3 is installed on the B section, and the A section connects with sliding sleeve by traveller with the B section, and the B section connects by hinge 12 with the C section.From Z-direction, three pairs of travellers 2 are uniform on circumference with sliding sleeve 3.Cylinder 5 promotes traveller 2 by connecting plate 4 can move relative to the section of walking counterpart operate portions 1.
The walking section has cylinder cage type vehicle frame 6, along arranging successively two caterpillar type tavelling wheels 7, two crawler type driving wheels 8, two brake shoes 9 and two caterpillar type tavelling wheels 7 on the Z-direction vehicle frame, radial distribution as shown in Figure 2, the angle of two road wheels is 120 ° and symmetrical about Y-axis, the angle of two driving wheels (two brake shoes) also is 120 ° and symmetrical about Y-axis, and the angle of driving wheel and road wheel is 60 °.4 road wheels are directly installed on the vehicle frame.Two driving wheels are installed in respectively an end of driving wheel support arm 20 by bearing pin, the driving wheel support arm can rotate around the gyroaxis that is fixed on the vehicle frame, and the other end of support arm connects with sliding sleeve 22 by hinge.Gas motor 19 is installed on the frame, on gas motor drive shaft, wheel support arm gyroaxis and the live axle sprocket wheel is installed, and by the chain transmission power is delivered on the driving wheel from the gas motor, and vehicle frame has been installed 2 cover driving wheel and support arms thereof.Two brake shoes are installed in respectively an end of brake shoes support arm 18 by bearing pin, the brake shoes support arm can rotate around the gyroaxis that is fixed on the vehicle frame, and the other end of brake shoes support arm connects with sliding sleeve 17 by hinge.Roller radial distribution on the air accumulator as shown in Figure 3, each takes turns angle also is 120 ° and symmetrical about Y-axis.
If when being fixed on cylinder 23 piston rods on the frame of center and stretching out, promote sliding sleeve 22 the wheel support arm is rotated, driving wheel simultaneously, also makes 4 road wheel wheels be pressed on the duct wall along with the motion of wheel support arm is pressed on the duct wall.When the gas revolution, drive driving wheel by the chain transmission and rotate, thereby the traction vehicle frame is walked at pipeline internal.When cylinder 1 piston rod is return, sliding sleeve 2 is along with the pulling wheel support arm of returning of cylinder 23 piston rods makes driving wheel break away from duct wall.
If when being fixed on cylinder 15 piston rods on the frame of center and stretching out, promote sliding sleeve 17 the brake shoes support arm is rotated, brake shoes stops walking device along with the motion of brake shoes support arm is pressed on the duct wall.When cylinder 15 piston rods are return, sliding sleeve 17 is along with the pulling brake shoes support arm of returning of piston rod makes brake shoes break away from duct wall.
Claims (5)
1. one kind is suitable for the intelligent pneumatic internal clamp of constructing in the mountain region, it is characterized in that: described pneumatic internal clamp comprises counterpart operate portions, walking section and air accumulator, described walking section comprises vehicle frame, road wheel, driving wheel and brake block, arrange successively 2 road wheels, driving wheel, brake block and 2 road wheels along the central axis direction of vehicle frame on the described vehicle frame, be positioned at the lower half circle of vehicle frame from the axle road wheel that looks up, driving wheel and brake block are positioned at the upper semi-circle of vehicle frame; Radial distribution is that 2 road wheels are symmetrical about Y-axis, road wheel is installed on the vehicle frame, driving wheel is installed in an end of driving wheel support arm by a bearing pin, the middle part of described driving wheel support arm is installed in rotation on the first gyroaxis, described the first gyroaxis is fixedly mounted on the vehicle frame, the other end of described driving wheel support arm connects with sliding sleeve by hinge, and described driving wheel is connected with drive unit; Brake block is installed in an end of brake block support arm by a bearing pin, the middle part of described brake block support arm is installed in rotation on the second gyroaxis, described the second gyroaxis is fixedly mounted on the vehicle frame, and the other end of described brake block support arm connects with sliding sleeve by hinge;
Described sliding sleeve slidably is sleeved on the central shaft, and the described sliding sleeve telescoping mechanism flexible with being used for the promotion sliding sleeve is connected;
Described counterpart operate portions is fixedly connected with traveller, and described traveller is slidably mounted in the sleeve pipe, and described sliding sleeve is fixedly mounted on the side of vehicle frame, and described traveller is connected with the piston rod of cylinder; The opposite side of described vehicle frame is connected with air accumulator by hinge.
2. the intelligent pneumatic internal clamp that is suitable for mountain region construction as claimed in claim 1, it is characterized in that: described drive unit is the gas motor, described gas motor is installed on the vehicle frame.
3. the intelligent pneumatic internal clamp that is suitable for mountain region construction as claimed in claim 1 or 2, it is characterized in that: described telescoping mechanism comprises the first cylinder and the second cylinder, and the first cylinder is installed in the mouthpart frame central, and piston rod is connected with the first sliding sleeve; The second cylinder also is installed in the mouthpart frame central, and piston rod is connected with the second sliding sleeve; The first and second two cylinders are oppositely disposed in the central shaft two ends.
4. the intelligent pneumatic internal clamp that is suitable for mountain region construction as claimed in claim 1 or 2, it is characterized in that: the circular arc compartment of terrains such as the outside of described air accumulator arrange three rollers.
5. the intelligent pneumatic internal clamp that is suitable for mountain region construction as claimed in claim 1, it is characterized in that: described intelligent pneumatic internal clamp also comprises intelligence control system, described intelligence control system comprises industrial computer, to PLC controller and importation thereof, output in the mouthpart, operation instrument part; Importation to PLC controller in the mouthpart comprises: Fibre Optical Sensor, photoelectric encoder, obliquity sensor, cylinder magnetic switch, power supply voltage signal and baroceptor; Output to PLC controller in the mouthpart comprises: air-operated solenoid valve, pneumatic proportional pressure-reducing valve, controller outage loop and audible-visual annunciator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210260575.8A CN102848126B (en) | 2012-07-25 | 2012-07-25 | Intelligent pneumatic internal clamp applicable to mountain construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210260575.8A CN102848126B (en) | 2012-07-25 | 2012-07-25 | Intelligent pneumatic internal clamp applicable to mountain construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102848126A true CN102848126A (en) | 2013-01-02 |
| CN102848126B CN102848126B (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210260575.8A Expired - Fee Related CN102848126B (en) | 2012-07-25 | 2012-07-25 | Intelligent pneumatic internal clamp applicable to mountain construction |
Country Status (1)
| Country | Link |
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| CN (1) | CN102848126B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751955A (en) * | 2021-09-09 | 2021-12-07 | 黑龙江省天壤机械科技发展有限公司 | Large-scale pipeline welding processing system |
| CN114952174A (en) * | 2022-06-17 | 2022-08-30 | 上海市安装工程集团有限公司 | Intelligent pipeline internal butt-joint device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4140262A (en) * | 1977-04-15 | 1979-02-20 | Midcon Pipeline Equipment Co. | Size-adjustable internal pipe clamp apparatus |
| US5288005A (en) * | 1992-09-04 | 1994-02-22 | Beakley Lane D | Automatic internal pipe line-up clamp |
| US6109503A (en) * | 1998-05-15 | 2000-08-29 | Sabre International, Inc. | Internal pipe clamp |
| CN1669666A (en) * | 2005-03-25 | 2005-09-21 | 中国石油天然气管道第三工程公司 | Opening filling anticorrosive construction device in long distance conveying pipeline |
| CN202825095U (en) * | 2012-07-25 | 2013-03-27 | 浙江工业大学 | Intelligent pneumatic internal clamp applicable to mountain construction |
-
2012
- 2012-07-25 CN CN201210260575.8A patent/CN102848126B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4140262A (en) * | 1977-04-15 | 1979-02-20 | Midcon Pipeline Equipment Co. | Size-adjustable internal pipe clamp apparatus |
| US5288005A (en) * | 1992-09-04 | 1994-02-22 | Beakley Lane D | Automatic internal pipe line-up clamp |
| US6109503A (en) * | 1998-05-15 | 2000-08-29 | Sabre International, Inc. | Internal pipe clamp |
| CN1669666A (en) * | 2005-03-25 | 2005-09-21 | 中国石油天然气管道第三工程公司 | Opening filling anticorrosive construction device in long distance conveying pipeline |
| CN202825095U (en) * | 2012-07-25 | 2013-03-27 | 浙江工业大学 | Intelligent pneumatic internal clamp applicable to mountain construction |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751955A (en) * | 2021-09-09 | 2021-12-07 | 黑龙江省天壤机械科技发展有限公司 | Large-scale pipeline welding processing system |
| CN113751955B (en) * | 2021-09-09 | 2023-10-27 | 河北浩通管业制造有限公司 | Large-scale pipeline welding treatment system |
| CN114952174A (en) * | 2022-06-17 | 2022-08-30 | 上海市安装工程集团有限公司 | Intelligent pipeline internal butt-joint device |
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| Publication number | Publication date |
|---|---|
| CN102848126B (en) | 2014-12-03 |
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Effective date of registration: 20191223 Address after: 314411 Jianshe East Road, Guodian, Yanguan Town, Haining City, Jiaxing City, Zhejiang Province Patentee after: Haining Yanguan Industrial Investment Co.,Ltd. Address before: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China Patentee before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Effective date of registration: 20191223 Address after: 510000 unit 2414-2416, building, No. five, No. 371, Tianhe District, Guangdong, China Patentee after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310014 City Zhaohui District Six Patentee before: Zhejiang University of Technology |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20200725 |
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| CF01 | Termination of patent right due to non-payment of annual fee |