CN108593321B - Water jet shield constructs quick-witted performance test equipment - Google Patents
Water jet shield constructs quick-witted performance test equipment Download PDFInfo
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- CN108593321B CN108593321B CN201810291062.0A CN201810291062A CN108593321B CN 108593321 B CN108593321 B CN 108593321B CN 201810291062 A CN201810291062 A CN 201810291062A CN 108593321 B CN108593321 B CN 108593321B
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- water jet
- driving wheel
- support
- wheel disc
- performance test
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 238000011056 performance test Methods 0.000 title claims abstract description 23
- 238000012360 testing method Methods 0.000 claims abstract description 55
- 230000005641 tunneling Effects 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 239000011159 matrix material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 8
- 239000011150 reinforced concrete Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Abstract
The invention provides a water jet shield tunneling machine performance test device, which comprises: a support; the rotating mechanism comprises a supporting component which is rotatably inserted in the support and a driving wheel disc which can rotate around the supporting component, wherein an axial through hole is formed in the rotating center of the driving wheel disc, and the supporting component is sleeved with the axial through hole; and the front surface of the clamping box is provided with a containing groove for embedding the test block, and the back surface of the clamping box is connected with the supporting assembly and the driving wheel disc. The invention solves the problem that the cutting performance of the water jet shield machine cannot be predicted.
Description
Technical Field
The invention relates to the technical field of tunnel shields, in particular to a water jet shield machine performance test device.
Background
Along with the continuous improvement of the utilization rate of urban underground space, the density of urban underground engineering is also increased continuously, and underground continuous walls or cast-in-place piles built when a plurality of old underground structures are built become obstacles which are difficult to pass through when the shield tunnel is excavated. In order to solve the problem, a shield machine which is provided with a plurality of high-pressure water jet cutting devices (also called water jet cutters) and can cut the reinforced concrete structure, namely the water jet cutter shield machine, is developed. The performance of the novel water jet shield machine cannot be predicted, so that test equipment suitable for the cutting performance of the water jet shield machine is needed to be developed.
Disclosure of Invention
In order to overcome the defects in the prior art, the performance test equipment for the water jet shield tunneling machine is provided so as to solve the problem that the cutting performance of the water jet shield tunneling machine cannot be predicted.
In order to realize the above-mentioned purpose, provide a water jet shield constructs quick-witted performance test equipment, includes:
a support;
the rotating mechanism comprises a supporting component which is rotatably inserted in the support and a driving wheel disc which can rotate around the supporting component, wherein an axial through hole is formed in the rotating center of the driving wheel disc, and the supporting component is sleeved with the axial through hole; and
the front surface of the clamping box is provided with a containing groove for embedding the test block, and the back surface of the clamping box is connected with the supporting assembly and the driving wheel disc.
Furthermore, the supporting assembly comprises a bidirectional hinged support and a supporting rod, the first end of the supporting rod is rotatably inserted into the side part of the support, the axial through hole of the driving wheel disc is sleeved on the supporting rod, and the bidirectional hinged support is connected to the second end of the supporting rod and the back surface of the clamping box.
Furthermore, the driving wheel disc is connected to the back face of the clamping box through a steering piece, the first end of the steering piece is connected to the driving wheel disc, and the second end of the steering piece is connected to the back face of the clamping box in a spherical hinge mode.
Furthermore, the number of the steering pieces is multiple, and the steering pieces are distributed around the bidirectional hinged support in a matrix manner.
Further, still including being used for settling the supporting station of shield structure machine, be equipped with the blade disc that is used for installing the water sword that awaits measuring on the shield structure machine, the blade disc aims at the storage tank.
Furthermore, a fixed mounting seat for mounting the water jet cutter is arranged on the cutter head.
Furthermore, a movable mounting seat for mounting the water jet is mounted on the cutter head.
Furthermore, a groove is formed in the cutter head, and the movable mounting seat is slidably arranged in the groove.
Further, the grooves are arranged along the radial direction of the cutter head.
The water jet shield machine performance test equipment has the advantages that the test block is clamped by the clamping box to be used for a water jet mounted on a cutter head of the shield machine to carry out a cutting test, on the other hand, the rotation of the clamping box realizes that the test block is rotated to carry out the test under the condition that the water jet shield machine does not rotate the cutter head, the purpose that the cutting track is tested by completing rotary cutting only by arranging a cutter head of the water jet is achieved, and the central rotating device is prevented from being arranged in the shield machine, so that the test cost is saved.
Drawings
Fig. 1 is a schematic structural diagram of a water jet shield tunneling machine performance test device of the present invention.
Fig. 2 is a schematic diagram of a shield machine of the water jet shield machine performance test equipment of the invention.
Fig. 3 is a schematic diagram of a test block clamping device of the water jet shield tunneling machine performance test equipment.
Fig. 4 is a schematic diagram of a support assembly of the performance test equipment of the water jet shield tunneling machine.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Fig. 1 is a schematic structural diagram of a water jet shield tunneling machine performance test device of the present invention, fig. 2 is a schematic diagram of a shield tunneling machine of the water jet shield tunneling machine performance test device of the present invention, fig. 3 is a schematic diagram of a test block clamping device of the water jet shield tunneling machine performance test device of the present invention, and fig. 4 is a schematic diagram of a support assembly of the water jet shield tunneling machine performance test device of the present invention.
Referring to fig. 1 to 4, the invention provides a water jet shield tunneling machine performance testing device, which comprises a support 21, a rotating mechanism 23 and a clamping box 22.
The rotation mechanism 23 includes a bearing assembly 231 and a drive disk 232. The support member 231 is rotatably inserted into the holder 21. The supporting member 231 is disposed in a horizontal direction. The drive disk 232 is rotatable about the bearing assembly 231. The rotation center of the driving wheel disc 232 is formed with an axial through hole. The axial through hole of the driving wheel disc 232 is sleeved on the supporting component 231. The front surface of the holding box 22 is formed with a receiving groove for the test block 3 to be embedded. The back of the clamping box 22 is connected to the support assembly 231 and the drive disk 232.
The test block 3 is a reinforced concrete which is cut in advance to have a shape matched with the shape and size of the accommodating groove, and is used for simulating a high-strength reinforced concrete structure such as underground reinforced concrete.
The water jet shield machine performance test equipment provided by the invention has the advantages that the test block is clamped by the clamping box for carrying out a cutting test on the water jet mounted on the cutter head of the shield machine, on the other hand, the clamping box is driven by the turntable to rotate around the supporting assembly, so that the test block is rotated for testing under the condition that the cutter head of the water jet shield machine does not rotate, the aim of completing rotary cutting to test a cutting track by only arranging the cutter head of the water jet is achieved, and the central rotating device is prevented from being arranged in the shield machine, so that the test cost is saved.
In this embodiment, the water jet shield tunneling machine performance testing apparatus of the present invention further includes a supporting table 11 for mounting the shield tunneling machine 12. The shield tunneling machine 12 is provided with a cutter head 121 for installing a water jet to be tested. The cutter head 121 is aligned with the receiving groove of the holder case 22.
In this embodiment, the cutter head 121 is provided with a fixed mount 1211 for mounting a water jet cutter.
In a preferred embodiment, a movable mounting seat 1212 for mounting a water jet is mounted on the cutter head 121.
Specifically, the cutter head 121 is formed with a recess. The movable mounting seat is arranged in the groove in a sliding mode. The grooves are arranged in the radial direction of the cutter disc 121. The cutting performance of the water jet cutter at different positions can be tested by adjusting the position of the movable mounting seat.
The back surface of the grip box 22 is rotatably mounted to the side of the holder 21 by a rotating mechanism 23. Specifically, the turning mechanism 23 includes a bearing assembly 231, a drive sheave 232, and a steering member 233. Bearing assembly 231 includes a bi-directional hinge mount 2312 and a bearing rod 2311. A built-in socket 211 is embedded in a side portion of the holder 21. The inner sleeve 211 is disposed along the axial direction of the shield tunneling machine 12. Support bar 2311 has an outer diameter less than the inner diameter of inner sleeve 211. The first end of the support lever 2311 is rotatably inserted into the inner sleeve 211. The second end of the supporting rod 2311 extends to the outer side of the built-in sleeve 211, and the axial through hole of the driving wheel disc is sleeved on the supporting rod 2311. The two-way hinged support is formed by connecting two hinged supports, and the rotation of objects connected with the two ends of the two-way hinged support in two different directions can be realized.
The driving wheel 232 is rotated around the supporting rod 2311 by the driving motor. Specifically, the driving wheel disc 232 is connected to the driving motor through a belt, one end of the belt is hooped on the circumferential surface of the driving wheel disc, and the other end of the belt is hooped on the output end of the driving motor.
In some embodiments, a rack is formed on the circumferential surface of the drive wheel disc, and a gear is axially connected to the output end of the drive motor and is engaged with the rack, so that the drive wheel disc rotates around the support rod.
The diameter of the axial through hole of the driving wheel disc 232 is larger than the outer diameter of the supporting rod 2311. The driving wheel disc 232 is vertically arranged between the support 21 and the clamping box 22. The second end of the supporting rod 2311 is inserted into the axial through hole of the driving wheel disc 232. A first end of the bidirectional hinge support 2312 is connected to an end surface of a second end of the support bar 2311. The second end of the bi-directional hinge support 2312 is attached to the back of the gripper box 22. The bi-directional hinge mount 2312 allows the gripper box to rotate in two different directions.
The support bar 2311 is aligned with the axis of the shield machine 12 and the support bar 2311 is disposed coaxially with the shield machine 12. The drive wheel 232 is rotated about the axis of the shield tunneling machine 12 by a drive motor.
The drive wheel 232 is connected to the back of the clamping box 22 by a steering member 233. The quantity of the steering parts is a plurality of, and a plurality of steering parts are arranged symmetrically. In this embodiment, the steering member 233 is a jack or hydraulic cylinder. The steering member 233 has a fixed end and a telescopic end. The fixed end of the steering member 233 is fixed to the driving wheel 232, and the telescopic end of the steering member 233 is ball-hinged to the back surface of the grip case 22.
The driving wheel disc 232 is rotated around the axis of the shield tunneling machine through the driving motor, and the driving wheel disc 232 drives the clamping box 22 to rotate around the axis of the shield tunneling machine 12 through the steering piece, so that the rotation of a cutter head of the shield tunneling machine can be avoided, and the rotation center device is prevented from being arranged in the shield tunneling machine to save the test cost.
In a preferred embodiment, the plurality of steering members 233 are distributed rectangularly around the circumference of the bi-directional hinge support.
In the present embodiment, the number of the steering members 233 is four. The four steering members 233 are arranged around the bidirectional hinged support in a square shape.
When the four steering components are divided into an upper group and a lower group, the upper group steering component and the lower group steering component respectively act in opposite directions, namely when the upper group steering component extends, the lower group steering component is shortened; when the upper steering component is shortened, the lower steering component is extended, so that the vertical steering of the clamping box can be realized, and the test block and the water jet cutter on the cutter head are arranged at an angle to perform an oblique cutting test.
When the four steering components are divided into a left steering component and a right steering component, the left steering component and the right steering component respectively act in opposite directions, namely when the left steering component is extended, the right steering component is shortened; when the left group of steering pieces is shortened, the right group of steering pieces is extended, left and right steering of the clamping box can be achieved, and the test block and the water jet cutter on the cutter head are arranged at an angle to perform an oblique cutting test.
The performance test equipment of the water jet shield machine can carry out a front cutting test, an oblique cutting test and a water jet cutting track test on a test block.
First test: front face cutting test of water jet.
Firstly, embedding the test blocks cut into proper sizes in the accommodating groove of the clamping box. The test block may be a test block of various textures, in this embodiment, a reinforced concrete block.
And secondly, respectively installing a plurality of water knives on the fixed installation seat and the movable installation seat.
And thirdly, starting the four steering pieces, extending the four steering pieces for the same distance, and aligning the front surface of the test block with the cutter head.
And fourthly, starting water jet cutters arranged on the fixed mounting seat and the movable mounting seat to enable the high-pressure jet to cut the test block.
Second test: oblique cutting test of water jet.
Firstly, embedding the test blocks cut into proper sizes in the accommodating groove of the clamping box. The test block may be a test block of various textures, in this embodiment, a reinforced concrete block.
And secondly, respectively installing a plurality of water knives on the fixed installation seat and the movable installation seat.
And thirdly, dividing the four steering pieces into an upper group, a lower group or a left group and a right group, and controlling the two groups of steering pieces to reversely act so as to enable the test block to be obliquely arranged.
And fourthly, simultaneously controlling the four steering pieces to extend for equal distances, so that the test block and the cutter head are arranged at an angle.
And fifthly, starting water jet cutters arranged on the fixed mounting seat and the movable mounting seat to enable the high-pressure jet flow to obliquely cut the test block.
Test III: test for water jet cutting track
Firstly, embedding the test blocks cut into proper sizes in the accommodating groove of the clamping box. The test block may be a test block of various textures, in this embodiment, a reinforced concrete block.
And secondly, respectively installing a plurality of water knives on the fixed installation seat and the movable installation seat.
And thirdly, starting the four steering pieces, extending the four steering pieces for the same distance, and aligning the front surface of the test block with the cutter head.
And fourthly, driving the turntable by rotating the driving motor to enable the test block to rotate around the axis of the shield tunneling machine.
And fifthly, starting water jet cutters arranged on the fixed mounting seat and the movable mounting seat to enable the high-pressure jet flow to cut the test block to form a cutting track.
It should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the invention is to be defined by the scope of the appended claims.
Claims (8)
1. The utility model provides a water sword shield constructs quick-witted performance test equipment which characterized in that includes:
a support;
the rotating mechanism comprises a supporting component which is rotatably inserted in the support and a driving wheel disc which can rotate around the supporting component, wherein an axial through hole is formed in the rotating center of the driving wheel disc, and the supporting component is sleeved with the axial through hole;
the front surface of the clamping box is provided with a containing groove for embedding the test block, and the back surface of the clamping box is connected with the supporting assembly and the driving wheel disc; and
the supporting table is used for arranging the shield machine, a cutter head used for installing a water jet cutter to be tested is arranged on the shield machine, and the cutter head is aligned to the accommodating groove.
2. The water jet shield tunneling machine performance test equipment of claim 1, wherein the support assembly comprises a bidirectional hinged support and a support rod, a first end of the support rod is rotatably inserted into a side portion of the support, the axial through hole of the driving wheel disc is sleeved on the support rod, and the bidirectional hinged support is connected to a second end of the support rod and a back surface of the clamping box.
3. The water jet shield tunneling machine performance testing device according to claim 2, wherein the driving wheel disc is connected to the back face of the clamping box through a steering piece, a first end of the steering piece is connected to the driving wheel disc, and a second end of the steering piece is connected to the back face of the clamping box in a spherical hinge mode.
4. The water jet shield tunneling machine performance test equipment of claim 3, wherein the number of the steering pieces is multiple, and the steering pieces are distributed around the bidirectional hinged support in a matrix manner.
5. The water jet shield tunneling machine performance test equipment of claim 1, wherein a fixed mounting seat for mounting the water jet is arranged on the cutter head.
6. The water jet shield tunneling machine performance test equipment of claim 1, wherein a movable mounting seat for mounting the water jet is mounted on the cutter head.
7. The water jet shield tunneling machine performance test equipment of claim 6, wherein a groove is formed in the cutter head, and the movable mounting seat is slidably disposed in the groove.
8. The water jet shield tunneling machine performance testing apparatus according to claim 7, wherein the grooves are arranged in a radial direction of the cutter head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810291062.0A CN108593321B (en) | 2018-04-03 | 2018-04-03 | Water jet shield constructs quick-witted performance test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810291062.0A CN108593321B (en) | 2018-04-03 | 2018-04-03 | Water jet shield constructs quick-witted performance test equipment |
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| Publication Number | Publication Date |
|---|---|
| CN108593321A CN108593321A (en) | 2018-09-28 |
| CN108593321B true CN108593321B (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810291062.0A Active CN108593321B (en) | 2018-04-03 | 2018-04-03 | Water jet shield constructs quick-witted performance test equipment |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788406A (en) * | 2010-03-31 | 2010-07-28 | 上海交通大学 | Device for testing force transmission characteristics of tunnellers |
| CN102393270A (en) * | 2011-08-09 | 2012-03-28 | 上海交通大学 | Development machine compliance design experiment device |
| CN202195994U (en) * | 2011-07-21 | 2012-04-18 | 洛阳九久技术开发有限公司 | Test-bed device for cutter of shield machine |
| CN203672739U (en) * | 2013-12-24 | 2014-06-25 | 神华集团有限责任公司 | Testing device for cutting rock samples |
| CN104316337A (en) * | 2014-09-26 | 2015-01-28 | 浙江工业大学 | Shield tunneling machine performance test device |
| JP2015083749A (en) * | 2013-10-25 | 2015-04-30 | 三菱重工メカトロシステムズ株式会社 | Tunnel excavator |
-
2018
- 2018-04-03 CN CN201810291062.0A patent/CN108593321B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788406A (en) * | 2010-03-31 | 2010-07-28 | 上海交通大学 | Device for testing force transmission characteristics of tunnellers |
| CN202195994U (en) * | 2011-07-21 | 2012-04-18 | 洛阳九久技术开发有限公司 | Test-bed device for cutter of shield machine |
| CN102393270A (en) * | 2011-08-09 | 2012-03-28 | 上海交通大学 | Development machine compliance design experiment device |
| JP2015083749A (en) * | 2013-10-25 | 2015-04-30 | 三菱重工メカトロシステムズ株式会社 | Tunnel excavator |
| CN203672739U (en) * | 2013-12-24 | 2014-06-25 | 神华集团有限责任公司 | Testing device for cutting rock samples |
| CN104316337A (en) * | 2014-09-26 | 2015-01-28 | 浙江工业大学 | Shield tunneling machine performance test device |
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| Publication number | Publication date |
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| CN108593321A (en) | 2018-09-28 |
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Inventor after: Lu Ming Inventor after: Kou Xiaoyong Inventor after: Ning Yin Inventor after: Wang Jianguo Inventor after: Huang Dezhong Inventor after: Li Gang Inventor after: Wu Liecheng Inventor after: Wu Weifeng Inventor after: Chen Peixin Inventor after: Fan Jie Inventor before: Lu Ming Inventor before: Ning Yin Inventor before: Huang Dezhong Inventor before: Li Gang Inventor before: Wu Weifeng Inventor before: Wu Liecheng Inventor before: Chen Peixin Inventor before: Fan Jie Inventor before: Kou Xiaoyong |
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