CN204575130U - The wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing - Google Patents
The wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing Download PDFInfo
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- CN204575130U CN204575130U CN201520274936.3U CN201520274936U CN204575130U CN 204575130 U CN204575130 U CN 204575130U CN 201520274936 U CN201520274936 U CN 201520274936U CN 204575130 U CN204575130 U CN 204575130U
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Abstract
The utility model discloses the wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing, comprise the protective cover be arranged on cutterhead, in protective cover, be provided with the first nut, the second nut and battery; First nut is connected with the first jacket casing, the first jacket casing is through the 3rd nut be fixed on girff, and the first jacket casing top is provided with hobboing cutter rotation speed probe; Second nut is connected with the second jacket casing, the second jacket casing top is provided with urceolus, and be provided with hobboing cutter cutter ring wearing and tearing inductor in urceolus, urceolus top is provided with cover plate; Protective cover is provided with pickup groove, is provided with radio transmission antenna in pickup groove.The utility model structure is simple, volume is little, and install light, efficiency is high, reliable operation; Cutterhead hobboing cutter position can be directly installed on, the accurate location of hobboing cutter cutter ring wearing and tearing inductor and hobboing cutter rotation speed probe can be realized by setting nut, thus the wireless real-time detection realized hob abrasion and rotation, effectively reduce the risk that hobboing cutter excessive wear causes cutterhead to break.
Description
Technical field
The utility model relates to the technical field that tunneling equipment detects, and is specifically related to the wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing.
Background technology
Along with expanding economy, the quickening of urbanization process, the tunnels such as the subway in city, water conservancy and hydropower, highway, railway all need shield machine to excavate, and shield structure waits many advantages safely and fast with it and popularizes gradually.The cutterhead of shield machine, in digging excavation process, relies on the cutter be installed on cutter head structure to cut brokenly rock to ground, as conventional hobboing cutter.Along with shield machine widely using at home, tool wear has become the key issue that affects construction quality and progress.The integrity of cutter and the state of wear of cutter judge it is the key factor during shield structure normally tunnels, and how to judge motion state and the state of wear of cutter, tunnel safely most important to shield structure.In practice of construction process, often be difficult to determine the grinding away over time of shield structure hobboing cutter and hobboing cutter whether normal rotation, cause hobboing cutter excessive wear or serious eccentric wear, even cause cutter head structure and girff abrasion deformation, bring serious impact to the reparation of construction and cutterhead wearing and tearing.Therefore, in construction, the degree of wear of Real-Time Monitoring cutter and rotating speed contribute to improving operating efficiency and security.
At present, shutdown inspection method, threshold detection method and the boring parameter estimation technique are mainly contained to the monitoring method of hobboing cutter.Shutdown inspection method, enters cutterhead position by workmen and carries out checking and implementation and operation under stopped status, although test mode is directly perceived, workload is large; Threshold detection method, it mainly judges cutting-tool wear state with adjuvant, but this method effectively, can only could can not realize the state of wear Real-Time Monitoring to hobboing cutter when tool abrasion arrives to a certain degree; The boring parameter estimation technique, it mainly has desirable geologic condition to be the empirical curve of boring parameter or obtains estimated value by semiempirical formula, and the wear extent of prediction hobboing cutter, has larger relation with the working environment of hobboing cutter, lack universality, and error rate is very big.For the industry requirement of large-scale full advance armament-related work efficiency and safe operation, the hob abrasion status safety monitoring technology of research and development shield structure, has become problem demanding prompt solution in digging device engineering.The degree of wear of Real-Time Monitoring hobboing cutter and rotating speed in construction, become one of gordian technique that external digging device manufacturer competitively develops.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides the wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing, effectively can detect wearing and tearing and the whether normal rotation of hobboing cutter in real time, for the driving of shield structure main frame provides favourable guarantee.。
In order to achieve the above object, the technical solution of the utility model is: the wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing, comprises the protective cover be arranged on cutterhead, is provided with the first nut, the second nut and battery in described protective cover; Described first nut is connected with the first jacket casing, and the first jacket casing is through the 3rd nut be fixed on girff, and the first jacket casing top is provided with hobboing cutter rotation speed probe; Described second nut is connected with the second jacket casing, and the second jacket casing top is provided with urceolus, and be provided with hobboing cutter cutter ring wearing and tearing inductor in urceolus, urceolus top is provided with cover plate; Described protective cover is provided with pickup groove, is provided with radio transmission antenna in pickup groove.
Be provided with mounting flange between described cutterhead and protective cover, protective cover is bolted on mounting flange.
Described first jacket casing and the second jacket casing are all through mounting flange and cutterhead.
Described urceolus upper end is provided with boss, and urceolus is fixedly connected with girff by boss.
Described hobboing cutter cutter ring wearing and tearing inductor is connected with battery by wire with hobboing cutter rotation speed probe, and wire is separately positioned in the second jacket casing and the first jacket casing.
Described urceolus is threaded with between cover plate.
Be provided with hobboing cutter in described girff, hobboing cutter is provided with the magnet matched with hobboing cutter rotation speed probe.
The utility model structure is simple, volume is little, and have install light, flexible operation, efficiency are high, the feature of reliable operation; It can be directly installed on the position of cutterhead hobboing cutter, the accurate location of hobboing cutter cutter ring wearing and tearing inductor and hobboing cutter rotation speed probe position can be realized by setting nut during installation, the spacing of inductor, sensor and hobboing cutter can be regulated respectively, ensure the precision measured, realize the wireless real-time detection to hob abrasion and rotation, effectively reduce the risk that hobboing cutter excessive wear causes cutterhead to break.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that the A-A of Fig. 1 is to cut-open view.
Embodiment
A utility model is illustrated below in conjunction with drawings and Examples.
A wireless detection device for shield structure hobboing cutter rotating speed and wearing and tearing, as depicted in figs. 1 and 2, comprise the protective cover 1 being arranged on cutterhead 15 lower end, protective cover 1 is detachable.Be provided with mounting flange 3 between cutterhead 15 and protective cover 1, mounting flange 3 passes through accurate positioning welding in cutterhead 15.Protective cover 1 is fixed on mounting flange 3 by its periphery 4 hexagon socket head cap screws.Mounting flange 3 is of a size of 106 × 80 × 20mm.
The first nut 2, second nut 6 and battery 12 is provided with in protective cover 1.First nut 2 is connected with the first jacket casing 4, first jacket casing 4 through the 3rd nut 5 be fixed on girff 16.First jacket casing 4 enters girff 16 through after mounting flange 3 and cutterhead 15, and the first jacket casing 4 top is provided with hobboing cutter rotation revolution speed sensing 11, and hobboing cutter rotation speed probe 11 and the first jacket casing 4 are tightened by screw thread.Hobboing cutter 17 is provided with in girff 16.First jacket casing 4 two ends are equipped with external thread, are fixed by the first nut 2, the 3rd nut 5, by the adjustment regulating the first nut 2 can realize mounting distance between itself and hobboing cutter 17, thus the spacing of adjustment hobboing cutter rotation revolution speed sensing 11 and hobboing cutter 17.Hobboing cutter 17 is provided with the magnet matched with hobboing cutter rotation speed probe 11.In order to reach the accuracy of measurement, magnet is generally provided with 2, is symmetricly set on hobboing cutter 17 diametrically.Hobboing cutter rotation revolution speed sensing 11 tests the rotating speed of hobboing cutter 17 by the number of times of detection magnet process.
Second nut 6 is connected with the second jacket casing 7, second jacket casing 7 lower end and is provided with external thread, make to be threaded connection between itself and the second nut 6.Second jacket casing 7 is through mounting flange 3 and cutterhead 15, and its top is provided with urceolus 8, and urceolus 8 and the second jacket casing 7 are welding connecting mode.Urceolus 8 upper end is provided with boss near hobboing cutter 17 place, and boss and girff machining hole form machinery and coordinate, and urceolus 8 is fixedly connected with girff 16 by boss.Be provided with hobboing cutter cutter ring wearing and tearing inductor 10 in urceolus 8, urceolus 8 top is provided with cover plate 9, is threaded connection between urceolus 8 and cover plate 9.Cover plate 9 is made for POM material.
Hobboing cutter cutter ring wearing and tearing inductor 10 is connected with battery 12 by wire with hobboing cutter rotation speed probe 11, and its wire is separately positioned in the second jacket casing 7 and the first jacket casing 4.Protective cover 1 is provided with pickup groove 13, and pickup groove 13 is bolted on protective cover 1, adopts bolt to be fixedly convenient to realize installing and changing.Radio transmission antenna 14 is provided with in pickup groove 13, radio transmission antenna 14 gathers the data of hobboing cutter cutter ring wearing and tearing inductor 10 and the measurement of hobboing cutter rotation speed probe 11, then detection signal is outwards transferred to control system, realizes the Real-Time Monitoring of state of wear to hobboing cutter 17 and rotating speed.
First jacket casing 4 and the second jacket casing 7 use the first nut 2, second nut 6 to be fixedly connected with mounting flange 3 respectively, by the stroke regulating the first nut 2, second nut 6 can regulate the first jacket casing 4 and the second jacket casing 7 respectively, thus all parts error aborning can be reduced, achieve and hobboing cutter cutter ring wearing and tearing inductor 10 and hobboing cutter rotation speed probe 11 are arranged in place.
Above embodiment is only for illustration of preferred embodiments of the present utility model; but the utility model is not limited to above-mentioned embodiment; in the ken that described exercising ordinary skill possesses; the any amendment done within spirit of the present utility model and principle, equivalently to substitute and improvement etc., it all should be encompassed within the technical scheme scope of the utility model request protection.
Claims (7)
1. a wireless detection device for shield structure hobboing cutter rotating speed and wearing and tearing, comprises the protective cover (1) be arranged on cutterhead (15), it is characterized in that: be provided with the first nut (2), the second nut (6) and battery (12) in described protective cover (1); Described first nut (2) is connected with the first jacket casing (4), and the first jacket casing (4) is through the 3rd nut (5) be fixed on girff (16), and the first jacket casing (4) top is provided with hobboing cutter rotation speed probe (11); Described second nut (6) is connected with the second jacket casing (7), and the second jacket casing (7) top is provided with urceolus (8), and be provided with hobboing cutter cutter ring wearing and tearing inductor (10) in urceolus (8), urceolus (8) top is provided with cover plate (9); Described protective cover (1) is provided with pickup groove (13), is provided with radio transmission antenna (14) in pickup groove (13).
2. the wireless detection device of shield structure hobboing cutter rotating speed according to claim 1 and wearing and tearing, is characterized in that, is provided with mounting flange (3) between described cutterhead (15) and protective cover (1), and protective cover (1) is bolted on mounting flange (3).
3. the wireless detection device of shield structure hobboing cutter rotating speed according to claim 2 and wearing and tearing, is characterized in that, described first jacket casing (4) and the second jacket casing (7) are all through mounting flange (3) and cutterhead (15).
4. the wireless detection device of shield structure hobboing cutter rotating speed according to claim 1 and wearing and tearing, is characterized in that, described urceolus (8) upper end is provided with boss, and urceolus (8) is fixedly connected with girff (16) by boss.
5. the wireless detection device of shield structure hobboing cutter rotating speed according to claim 1 and wearing and tearing, it is characterized in that, described hobboing cutter cutter ring wearing and tearing inductor (10) is connected with battery (12) by wire with hobboing cutter rotation speed probe (11), and wire is separately positioned in the second jacket casing (7) and the first jacket casing (4).
6. the shield structure hobboing cutter rotating speed according to claim 1 or 4 and the wireless detection device of wearing and tearing, is characterized in that, be threaded between described urceolus (8) with cover plate (9).
7. the wireless detection device of shield structure hobboing cutter rotating speed according to claim 1 and wearing and tearing, it is characterized in that, hobboing cutter (17) is provided with in described girff (16), the upper circumferencial direction of hobboing cutter (17) is embedded with several magnet, hobboing cutter rotation speed probe (11), by induced magnet, obtains the rotation rotary speed information of hobboing cutter (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520274936.3U CN204575130U (en) | 2015-04-30 | 2015-04-30 | The wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520274936.3U CN204575130U (en) | 2015-04-30 | 2015-04-30 | The wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing |
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| CN204575130U true CN204575130U (en) | 2015-08-19 |
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| CN201520274936.3U Active CN204575130U (en) | 2015-04-30 | 2015-04-30 | The wireless detection device of a kind of shield structure hobboing cutter rotating speed and wearing and tearing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792369A (en) * | 2015-04-30 | 2015-07-22 | 中铁工程装备集团有限公司 | Wireless detecting device for rotating speed and abrasion of hobbing cutter of shield machine |
| CN111005733A (en) * | 2019-09-29 | 2020-04-14 | 西南石油大学 | Method for predicting wear of shield hob cutter |
-
2015
- 2015-04-30 CN CN201520274936.3U patent/CN204575130U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792369A (en) * | 2015-04-30 | 2015-07-22 | 中铁工程装备集团有限公司 | Wireless detecting device for rotating speed and abrasion of hobbing cutter of shield machine |
| CN111005733A (en) * | 2019-09-29 | 2020-04-14 | 西南石油大学 | Method for predicting wear of shield hob cutter |
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