CN218407441U - A screw conveyer wearing and tearing on-line measuring system for shield constructs machine - Google Patents
A screw conveyer wearing and tearing on-line measuring system for shield constructs machine Download PDFInfo
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- CN218407441U CN218407441U CN202222823404.3U CN202222823404U CN218407441U CN 218407441 U CN218407441 U CN 218407441U CN 202222823404 U CN202222823404 U CN 202222823404U CN 218407441 U CN218407441 U CN 218407441U
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Abstract
The utility model provides a screw conveyer wearing and tearing on-line measuring system for shield constructs machine, includes ultrasonic detection probe, signal conversion equipment and industrial computer, and signal conversion equipment passes through communication cable and is connected its characterized in that with ultrasonic detection probe and industrial computer respectively: the ultrasonic detection probe is at least provided with one ultrasonic detection probe and is installed on the outer side of the cylinder wall of the spiral conveyor through the installation assembly, the installation assembly comprises a connecting piece, an elastic piece and a pressing piece, the connecting piece is connected to the cylinder wall of the spiral conveyor, the pressing piece is connected with the connecting piece, the elastic piece is located between the pressing piece and the cylinder wall, the ultrasonic detection probe is installed on the pressing piece, and the front end of the ultrasonic detection probe is in contact with the cylinder wall. The utility model discloses can realize the real-time on-line measuring of screw conveyer barrel wall thickness state, be convenient for in time discover wall thickness data unusual, in time handle.
Description
Technical Field
The utility model belongs to the shield constructs the quick-witted field, concretely relates to a screw conveyer wearing and tearing on-line measuring system for shield constructs machine.
Background
The spiral conveyer is used as a muck conveying device of the balance shield machine, is an indispensable device of the shield machine in the tunnel construction process, and has self-evident importance. When the shield machine cutterhead cuts off the dregs on the tunnel face, the dregs are conveyed to the outside through the screw conveyer, so that the shield machine is pushed forward, the wearing speed of the dregs to the wall of the screw conveyer in the process of conveying the dregs is greatly different according to different excavation geology of the shield machine, and the wearing condition of the wall of the screw conveyer can not be determined through observation of personnel according to the construction characteristics of the shield machine and the structural characteristics of the screw conveyer. At present, mainly through inviting the unscheduled detection of wearing and tearing of screw conveyer section of thick bamboo wall of professional detection personnel, constructor can't effectively master the screw conveyer barrel wall wearing and tearing condition in real time, in case screw conveyer barrel wall wears to wear, will lead to the dregs to reveal, and the soil storehouse decompression more seriously probably leads to the face to collapse and ground subside to section of thick bamboo wall wears to wear to maintain difficulty, the cost is great in the work progress, and seriously influences the construction progress.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a screw conveyer wearing and tearing on-line measuring system for shield constructs machine solves the problem that the unable real-time detection section of thick bamboo wall wearing and tearing condition of screw conveyer for the shield constructs machine.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: the utility model provides a screw conveyer wearing and tearing on-line measuring system for shield constructs machine, includes ultrasonic detection probe, signal conversion equipment and industrial computer, and signal conversion equipment passes through communication cable and is connected with ultrasonic detection probe and industrial computer respectively, ultrasonic detection probe sets up one at least to install in screw conveyer's section of thick bamboo wall outside through the installation component, the installation component includes connecting piece, elastic component and compresses tightly the piece, and the connecting piece is connected on screw conveyer's section of thick bamboo wall, compresses tightly a connection with the connecting piece, and the elastic component is located and compresses tightly between piece and the section of thick bamboo wall, and ultrasonic detection probe installs on compressing tightly, and ultrasonic detection probe's front end and section of thick bamboo wall contact.
The connecting piece comprises a screw rod and a fixing nut, the screw rod is perpendicular to the cylinder wall and fixedly connected, the elastic piece is sleeved on the screw rod, the pressing piece is sleeved on the screw rod and pressed on the elastic piece, and the fixing nut is in threaded connection with the tail end of the screw rod.
And the outer side of the cylinder wall of the spiral conveyor is fixedly provided with a probe mounting and welding seat, and the screw rod is fixedly connected to the probe mounting and welding seat.
The ultrasonic detection probe is characterized in that the two connecting pieces are arranged and symmetrically distributed on two sides of the ultrasonic detection probe, and the pressing piece is simultaneously connected with the ultrasonic detection probe and the two connecting pieces.
The connecting pieces are arranged in a plurality of two or more than two and are symmetrically distributed around the ultrasonic detection probe relative to the center of the ultrasonic detection probe, and the pressing piece is simultaneously connected with the ultrasonic detection probe and the connecting pieces.
The pressing piece is a plate-shaped part, a mounting hole is formed in the middle of the pressing piece, the ultrasonic detection probe is mounted in the mounting hole, and a flange which is in contact with the pressing piece is arranged on a shell of the ultrasonic detection probe.
And a damping sleeve is also arranged between the fixing nut and the pressing piece.
The shock-absorbing sleeve is a rubber sleeve.
The elastic piece is a spring.
The utility model has the advantages that: the utility model discloses an install the ultrasonic detection device real-time detection screw conveyer barrel wall thickness signal in the screw conveyer section of thick bamboo wall outside, and with signal transmission to signal conversion equipment, signal conversion equipment handles the signal and transmits to the industrial computer, carry out the analysis by the industrial computer to data, show the real-time data of screw conveyer barrel wall thickness on the industrial computer, historical data storage and data abnormal early warning, realize the real-time on-line measuring of screw conveyer barrel wall thickness state, be convenient for in time discover the wall thickness data is unusual, in time handle, avoid causing the construction accident, ensure that tunnel construction goes on smoothly.
Compared with an embedded abrasion detection device, the ultrasonic detection probe is arranged on the outer side of the barrel wall of the screw conveyer, so that the maintenance and the replacement are convenient, the probe fixing device can be detached once early warning occurs, the early warning area is detected and rechecked by manually holding the probe, and meanwhile, the condition that the slag soil inside the screw conveyer is leaked due to the fact that the embedded sensor is not installed in a standard mode can be avoided.
Drawings
FIG. 1 is a connection structure diagram of the on-line wear detection system of the screw conveyor of the present invention;
FIG. 2 is a view of the installation structure of the ultrasonic testing probe of the present invention;
the labels in the figure are: 1. the device comprises a shield machine, 2, an ultrasonic detection probe, 3, a screw conveyer, 4, a signal conversion device, 5, an industrial personal computer, 51, a server, 6, a probe installation welding seat, 7, a spring, 8, a probe installation fixing plate, 9, a rubber sleeve, 10, a fixing nut, 11 and a lead screw.
Detailed Description
The following detailed description of the present invention is made with reference to the accompanying drawings and examples, but not to be construed as a limitation of the present invention.
As shown in figure 1, a screw conveyer wearing and tearing on-line measuring system for shield constructs machine, including ultrasonic detection probe 2, the installation component, signal conversion equipment 4 and industrial computer 5, the position that detects as required can set up to 1 or a plurality of ultrasonic detection probe, ultrasonic detection probe 2 passes through the installation component and installs in screw conveyer 3's section of thick bamboo wall outside, ultrasonic detection probe 2 passes through the communication cable and is connected with signal conversion equipment 4, signal conversion equipment 4 passes through the communication cable and is connected with operating mode machine 5, operating mode machine 5 passes through LAN and server 51 transmission data.
The mounting assembly comprises a connecting piece, an elastic piece and a pressing piece, the connecting piece is connected to the barrel wall of the spiral conveyor 3, the pressing piece is connected with the connecting piece, the elastic piece is located between the pressing piece and the barrel wall, the ultrasonic detection probe 2 is mounted on the pressing piece, and the front end of the ultrasonic detection probe 2 is in contact with the barrel wall.
In particular, reference can be made to fig. 2 for specific structures of the connecting member, the elastic member and the pressing member. The connecting piece include probe erection welding seat 6, fixation nut 10 and lead screw 11, probe erection welding seat 6 welds the section of thick bamboo wall outside at screw conveyer 3, lead screw 11 is with welding or spiro union mode fixed connection on probe erection welding seat 6, fixation nut 10 be used for connecting on the external screw thread of lead screw 11 tail end. The elastic piece is a spring 7 and is sleeved on the screw rod 11. The pressing piece be probe installation fixed plate 8, the center of probe installation fixed plate 8 is equipped with the mounting hole, the bilateral symmetry of mounting hole sets up two connecting holes, ultrasonic detection probe 2 insert in the mounting hole, after lead screw 11 passed the connecting hole of probe installation fixed plate 8, by fixing nut 10 screws, compress tightly probe installation fixed plate 8 on the annular flange of ultrasonic detection probe 2 casing, and then on the section of thick bamboo wall of screw conveyer 3 with the front end top pressure of ultrasonic detection probe 2, 8 compression spring 7 of probe installation fixed plate simultaneously. The pre-tightening force on the spring 7 can be adjusted by adjusting the screwing degree of the fixing nut 10. The setting of spring 7 can play absorbing effect to avoid 6 installations of probe erection weld seat to standardize, cause probe and 3 section of thick bamboo walls of screw conveyer to have the clearance, thereby lead to measuring result inaccurate, can avoid simultaneously because of the too big ultrasonic detection probe 2 damage that leads to of fixing nut 10 fastening torque when the installation.
Further, still be provided with the shock attenuation cover between fixation nut 10 and the compressing tightly piece, the shock attenuation cover adopts rubber sleeve 9 etc. can further reduce vibrations to fixation nut 10's influence, avoids vibrations nut 10 not hard up to cause ultrasonic detection probe 2 to drop.
The above embodiment adopts two connecting pieces, or more than two connecting pieces in actual operation, and the screw rods 11 of the connecting pieces are connected to the same probe mounting fixing plate 8 and are arranged in central symmetry with respect to the ultrasonic detection probe 2.
The ultrasonic detection probe 2 has the following advantages by adopting the installation mode: 1. the ultrasonic detection probe is convenient to replace; 2. the probe can be replaced in the normal tunneling process of the shield tunneling machine, and the construction efficiency is improved; 3. the probe is convenient to disassemble, so that the manual hand-held probe can be operated for rechecking.
The utility model discloses a concrete working process as follows: the signal conversion device 4 generates a periodic excitation pulse signal to act on the ultrasonic detection probe 2, the ultrasonic detection probe 2 converts the received excitation pulse signal into ultrasonic mechanical vibration by using the inverse piezoelectric effect of a crystal such as quartz and the like, receives the reflected ultrasonic signal at the same time, converts the ultrasonic mechanical vibration into an electric signal by using the piezoelectric effect of the piezoelectric crystal, and transmits the electric signal to the signal conversion device 4. The signal conversion device 4 processes and converts signals fed back by the ultrasonic detection probe 2 and then transmits the signals to the industrial personal computer 5, the industrial personal computer 5 receives the signals and processes and analyzes the signals, data are displayed on the display, meanwhile, the data are transmitted to the server through the local area network, the data are processed by the server to form a screw conveyor wall thickness signal real-time curve graph and a historical data table, and the screw conveyor wall thickness real-time state can be remotely checked through the local area network by the mobile terminal.
The above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, and it should be understood by those of ordinary skill in the art that the embodiments of the present invention can be modified or replaced with equivalents with reference to the above embodiments, and any modifications or equivalent substitutions that do not depart from the spirit and scope of the present invention are all within the scope of the claims of the present application.
Claims (9)
1. The utility model provides a screw conveyer wearing and tearing on-line measuring system for shield constructs machine, includes ultrasonic detection probe, signal conversion equipment and industrial computer, and signal conversion equipment passes through communication cable and is connected its characterized in that with ultrasonic detection probe and industrial computer respectively: the ultrasonic detection probe is at least provided with one ultrasonic detection probe and is installed on the outer side of the cylinder wall of the spiral conveyor through the installation assembly, the installation assembly comprises a connecting piece, an elastic piece and a pressing piece, the connecting piece is connected to the cylinder wall of the spiral conveyor, the pressing piece is connected with the connecting piece, the elastic piece is located between the pressing piece and the cylinder wall, the ultrasonic detection probe is installed on the pressing piece, and the front end of the ultrasonic detection probe is in contact with the cylinder wall.
2. The spiral conveyor wear online detection system for the shield tunneling machine according to claim 1, characterized in that: the connecting piece comprises a screw rod and a fixing nut, the screw rod is perpendicular to the cylinder wall and fixedly connected, the elastic piece is sleeved on the screw rod, the pressing piece is sleeved on the screw rod and pressed on the elastic piece, and the fixing nut is in threaded connection with the tail end of the screw rod.
3. The spiral conveyor wear online detection system for the shield tunneling machine according to claim 2, characterized in that: and a probe mounting and welding seat is fixedly arranged on the outer side of the cylinder wall of the spiral conveyor, and the screw rod is fixedly connected to the probe mounting and welding seat.
4. The on-line detection system for the wear of the spiral conveyor of the shield tunneling machine according to claim 3, characterized in that: the two connecting pieces are symmetrically distributed on two sides of the ultrasonic detection probe, and the pressing piece is connected with the ultrasonic detection probe and the two connecting pieces simultaneously.
5. The on-line detection system for the wear of the spiral conveyor of the shield tunneling machine according to claim 3, characterized in that: the connecting pieces are arranged in a plurality of two or more than two and are symmetrically distributed around the ultrasonic detection probe relative to the center of the ultrasonic detection probe, and the pressing piece is simultaneously connected with the ultrasonic detection probe and the connecting pieces.
6. The screw conveyor wear online detection system for the shield tunneling machine according to claim 4 or 5, characterized in that: the pressing piece is a plate-shaped part, a mounting hole is formed in the middle of the pressing piece, the ultrasonic detection probe is mounted in the mounting hole, and a flange which is in contact with the pressing piece is arranged on a shell of the ultrasonic detection probe.
7. The spiral conveyor wear online detection system for the shield tunneling machine according to claim 2, characterized in that: and a damping sleeve is also arranged between the fixing nut and the pressing piece.
8. The screw conveyor wear online detection system for the shield tunneling machine according to claim 7, characterized in that: the shock-absorbing sleeve is a rubber sleeve.
9. The on-line detection system for the wear of the spiral conveyor of the shield tunneling machine according to claim 1, characterized in that: the elastic piece is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222823404.3U CN218407441U (en) | 2022-10-26 | 2022-10-26 | A screw conveyer wearing and tearing on-line measuring system for shield constructs machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222823404.3U CN218407441U (en) | 2022-10-26 | 2022-10-26 | A screw conveyer wearing and tearing on-line measuring system for shield constructs machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218407441U true CN218407441U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222823404.3U Expired - Fee Related CN218407441U (en) | 2022-10-26 | 2022-10-26 | A screw conveyer wearing and tearing on-line measuring system for shield constructs machine |
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| Country | Link |
|---|---|
| CN (1) | CN218407441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118321989A (en) * | 2024-06-11 | 2024-07-12 | 上海诺倬力机电科技有限公司 | Sliding rail abrasion detection method and equipment of numerical control machine tool and readable storage medium |
-
2022
- 2022-10-26 CN CN202222823404.3U patent/CN218407441U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118321989A (en) * | 2024-06-11 | 2024-07-12 | 上海诺倬力机电科技有限公司 | Sliding rail abrasion detection method and equipment of numerical control machine tool and readable storage medium |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230131 |