CN110480576B - Auxiliary installer for photoelastic instrument - Google Patents
Auxiliary installer for photoelastic instrument Download PDFInfo
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- CN110480576B CN110480576B CN201910795287.4A CN201910795287A CN110480576B CN 110480576 B CN110480576 B CN 110480576B CN 201910795287 A CN201910795287 A CN 201910795287A CN 110480576 B CN110480576 B CN 110480576B
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- 238000007790 scraping Methods 0.000 claims description 11
- 239000011083 cement mortar Substances 0.000 abstract description 10
- 239000011435 rock Substances 0.000 abstract description 8
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 239000004570 mortar (masonry) Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002091 elastography Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- 230000001737 promoting effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention belongs to the technical field of ground pressure monitoring, and particularly relates to an auxiliary installer for a photoelastic instrument. The technical problem is to provide an auxiliary mounting device of the photoelastic instrument, which can be quickly mounted and can ensure the cleanness of a lens of the photoelastic stress gauge. An auxiliary installer for photoelastic instrument comprises a cylindrical sleeve, a sleeve and the like; the cylindrical sleeve is provided with a sleeve. The invention achieves the effects of quick installation and ensuring the cleanness of the lens of the photoelastic stress meter. The device has the advantages that the effects of quick installation and guarantee of cleanness of the lens of the photoelastic stress meter are achieved, the clamping device can quickly assist in clamping the photoelastic stress meter, the clamping device and the photoelastic stress meter are driven to enter the cylindrical sleeve through the push rod, the photoelastic stress meter can be protected, the clamping device and the photoelastic stress meter are driven to be clamped into cement mortar through pushing the push rod, coupling with a rock wall is achieved, then the clamping device is loosened, and the thimble is reset.
Description
Technical Field
The invention belongs to the technical field of ground pressure monitoring, and particularly relates to an auxiliary installer for a photoelastic instrument.
Background
The ground pressure monitoring is an important link of ground pressure research and is a scientific means for disclosing the activity rule of mine ground pressure. A photoelastic stress meter (called as a light stress meter for short) as a stress analysis means for optical elastography is a simple, convenient and practical method for monitoring stress change of an ore rock body. In practical application, the photoelastic stress meter can be used as a converter of surrounding rock stress, can display obvious stress stripes, and is observed by a photoelastic meter. Compared with other stress electrical measuring methods, the optical stress meter has the advantages of low price and convenience in observation, is not influenced by severe underground environmental conditions, such as a very humid environment, can have outstanding superiority in long-term stable observation, can be widely buried in a roadway, a mine pillar, a mine wall and a stope, and can be widely used for monitoring the stability of a mine rock mass for a long time, so that the optical stress meter is widely applied to monitoring the stress change of the metal mine rock mass.
Before installing the photoelastic stress meter, drilling is needed, the hole depth of a drilled hole is generally 1.5-2.5 m, the hole diameter is 56-60 mm, the opening hole diameter can be increased to 70-80 mm, so that installation and observation are facilitated, then cement mortar needs to be pushed to the bottom of the hole before installing the photoelastic stress meter, and the photoelastic stress meter is coupled with a rock wall through the cement mortar.
The mounting means that present photoelastic stressometer adopted adopts log rod head top package piece cloth, and photoelastic appearance is when pounding into the hole bottom hard, and hard, lead to lens and gyroscope button head to drop easily, smashes the in-process of advancing, hard too big, still causes concrete mortar easily and can flow along the gap of rock and instrument, and the concrete mortar who comes out can cover the lens of instrument, leads to the lens to see inaccurately when the reading. Therefore, the photoelastic instrument auxiliary mounting device is designed to be capable of being mounted quickly and ensuring the cleanliness of the lens of the photoelastic stress meter.
Disclosure of Invention
In order to overcome and adopt round stick top of head, exert oneself too big, lead to lens and gyroscope button head to drop easily, cause concrete mortar can flow along the gap of rock and instrument, the concrete mortar who comes out can cover the shortcoming of the lens of instrument, technical problem: the photoelastic instrument auxiliary installer can be installed quickly and ensure the cleanness of the lens of the photoelastic stress gauge.
The technical scheme is as follows: the utility model provides an erector is assisted to photoelastic appearance, including the cylinder sleeve, the chucking device, the push rod, the hexagonal dwang, sleeve pipe and annular slurcam, cylinder sleeve internal sliding type is provided with the chucking device, the chucking device is used for fixing photoelastic appearance, be provided with the sleeve pipe on the cylinder sleeve, sleeve pipe internal sliding type is provided with the push rod, the push rod is connected with the chucking device, be provided with annular slurcam on the sleeve pipe other end, it has the hexagonal groove to open on the push rod, hexagonal dwang joint is in the hexagonal inslot, the annular slurcam is passed to the hexagonal dwang.
Optionally, the clamping device comprises a cylindrical sliding barrel, a cylindrical block, a cylindrical cylinder body, a first piston, a connecting rod, a first ejector rod, a first elastic piece, a cylindrical rod, a second piston, a sliding sleeve, a clamping block, a first wedge-shaped block and a second elastic piece, the cylindrical sliding barrel is arranged in the cylindrical sleeve in a sliding mode, sliding grooves are symmetrically formed in the middle of the inner wall of the cylindrical sliding barrel, the cylindrical block is arranged in the cylindrical sliding barrel in a rotating mode, the push rod is connected with the cylindrical block, the cylindrical cylinder body is arranged in the cylindrical block, two first pistons are movably arranged in the cylindrical cylinder body, the connecting rod is arranged on each first piston, the first ejector rod is arranged at the other end of each connecting rod, the first elastic piece is arranged between the cylindrical cylinder body and the first ejector rod, the cylindrical rod is arranged in the middle of an opposite face of the push rod connected with the cylindrical block, a cylindrical groove is formed in the, the second piston is provided with a first wedge-shaped block, an inner cavity is formed in the cylindrical rod, sliding sleeves are symmetrically arranged on the inner cavity, clamping blocks are arranged in the sliding sleeves in a sliding mode, a second elastic piece is arranged between the clamping blocks, and the clamping blocks are matched with the first wedge-shaped block.
Optionally, the sliding device further comprises a sliding block, an ejector pin, a second wedge block, a third elastic piece, a second ejector rod, a third wedge block and an elastic rope, a linear groove is symmetrically formed in the cylindrical sleeve, a sliding block is arranged in the linear groove in a sliding mode, the ejector pin is arranged on the sliding block, a mounting groove is formed in one side, close to the cylindrical sliding barrel, of the sliding block, a second wedge block is arranged in the mounting groove in a sliding mode, a third elastic piece is arranged between the second wedge block and the mounting groove, a through hole and a groove body are symmetrically formed in the cylindrical sliding barrel, the through hole is communicated with the groove body, the groove body is communicated with the sliding groove, a second ejector rod is arranged in the through hole in a sliding mode, a third wedge block is arranged in the groove in a sliding mode, two ends of the second ejector rod are respectively in contact with the third wedge block and the second wedge.
Optionally, the push rod is provided with a clamping rod, and the clamping rod penetrates through the square hole and is matched with the clamping sleeve.
Optionally, the device further comprises an annular sleeve and a mud scraping block, the annular sleeve is arranged on the cylindrical sleeve, the ejector pin penetrates through the annular sleeve, the mud scraping block is arranged on the annular sleeve, and the mud scraping block is in contact with the ejector pin.
The invention has the beneficial effects that: the invention achieves the effects of quick installation and ensuring the cleanness of the lens of the photoelastic stress meter, the clamping device can quickly assist in clamping the photoelastic stress meter, and the clamping device and the photoelastic stress meter are driven by the push rod to enter the cylindrical sleeve, so that the photoelastic stress meter can be protected. Promote annular catch bar and drive the cylinder sleeve and get into the hole bottom, the thimble can play the positioning action, drive chucking device and photoelastic stress meter card through promoting the push rod and go into cement mortar in, realize with the coupling of cliff, chucking device loosens again, the thimble resets, this device simple structure, the installation of convenient supplementary realization photoelastic stress meter.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a left side view schematically illustrating the clamping device of the present invention.
Fig. 3 is a partial front view schematically showing the construction of the chucking device of the present invention.
Fig. 4 is a first partial front view structure diagram of the present invention.
Fig. 5 is a second partial schematic front view structure of the present invention.
Fig. 6 is a partial left-view structural diagram of the present invention.
Description of reference numerals: 1 cylindrical sleeve, 2 clamping devices, 21 cylindrical sliding cylinders, 22 sliding grooves, 23 cylindrical blocks, 231 cylindrical cylinder bodies, 24 first pistons, 25 connecting rods, 26 first ejector rods, 27 first elastic parts, 28 cylindrical rods, 29 second pistons, 210 sliding sleeves, 211 clamping blocks, 212 first wedge-shaped blocks, 213 second elastic parts, 3 push rods, 31 hexagonal rotating rods, 4 sleeves, 5 annular pushing plates, 51 linear grooves, 6 sliding blocks, 7 ejector pins, 8 second wedge-shaped blocks, 9 third elastic parts, 10 through holes, 11 groove bodies, 12 second ejector rods, 13 third wedge-shaped blocks, 14 elastic ropes, 15 square holes, 16 clamping sleeves, 17 clamping rods, 18 annular sleeves and 19 mud scraping blocks.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings.
Example 1
Referring to the attached drawing 1, attached drawing 2 and attached drawing 3, a photoelastic instrument auxiliary installer, including cylindrical sleeve 1, chucking device 2, push rod 3, hexagonal dwang 31, sleeve pipe 4 and annular pushing plate 5, be provided with chucking device 2 through spout slider slidingtype in the cylindrical sleeve 1, chucking device 2 is used for fixing the photoelastic instrument, be provided with sleeve pipe 4 on the cylindrical sleeve 1, sleeve pipe 4 internal sliding type is provided with push rod 3, push rod 3 is connected with chucking device 2, be provided with annular pushing plate 5 on the sleeve pipe 4 other end, it has the hexagonal groove to open on the push rod 3, hexagonal dwang 31 joint is in the hexagonal inslot, hexagonal dwang 31 passes annular pushing plate 5.
The clamping device 2 comprises a cylindrical sliding barrel 21, a cylindrical block 23, a cylindrical cylinder body 231, a first piston 24, a connecting rod 25, a first ejector rod 26, a first elastic part 27, a cylindrical rod 28, a second piston 29, a sliding sleeve 210, a fixture block 211, a first wedge-shaped block 212 and a second elastic part 213, the cylindrical sliding barrel 21 is arranged in the cylindrical sleeve 1 in a sliding mode, sliding grooves 22 are symmetrically formed in the middle of the inner wall of the cylindrical sliding barrel 21, the cylindrical block 23 is arranged in the cylindrical sliding barrel 21 in a rotating mode, a push rod 3 is connected with the cylindrical block 23, the cylindrical cylinder body 231 is arranged in the cylindrical block 23, the two first pistons 24 are movably arranged in the cylindrical cylinder body 231, the connecting rods 25 are arranged on the first pistons 24, the first ejector rods 26 are arranged at the other end of each connecting rod 25 in a welding mode, the first elastic part 27 is arranged between the cylindrical cylinder body 231 and the first ejector rods 26, the first elastic part 27 is a compression spring, the cylindrical rod 28 is arranged in the middle of, a cylindrical groove is formed in the cylindrical rod 28 and communicated with the cylindrical cylinder 231, a second piston 29 is arranged in the cylindrical groove, a first wedge-shaped block 212 is arranged on the second piston 29, an inner cavity is formed in the cylindrical rod 28, sliding sleeves 210 are symmetrically arranged on the inner cavity, clamping blocks 211 are arranged in the sliding sleeves 210 in a sliding mode, a second elastic piece 213 is arranged between the clamping blocks 211, the second elastic piece 213 is an extension spring, and the clamping blocks 211 are matched with the first wedge-shaped block 212.
Before the photoelastic stress meter is installed, cement mortar needs to be pushed to the bottom of the hole, and then a worker inserts the cylindrical groove in the middle of the photoelastic stress meter into the cylindrical rod 28 of the clamping device 2. Then insert hexagonal dwang 31 and cooperate in the hexagonal groove of push rod 3, counter-clockwise rotation hexagonal dwang 31, hexagonal dwang 31 drives push rod 3 rotatory, push rod 3 drives cylinder 23 counter-clockwise turning, first ejector pin 26 drives first piston 24 and moves in opposite directions, first elastic component 27 is compressed, the liquid in the cylindricality cylinder body 231 flows into to the cylinder groove, the second piston 29 in cylinder groove removes to photoelastic stress meter direction, second piston 29 drives first wedge 212 extrusion fixture block 211, fixture block 211 moves dorsad, fixture block 211 fastens the cylindricality groove in photoelastic stress meter middle part then, second elastic component 213 is stretched. The staff is through pulling hexagonal dwang 31, and then drives push rod 3 and chucking device 2 and slide in to cylindrical sleeve 1, then extracts hexagonal dwang 31, strikes cylindrical sleeve 1 and inserts in the drilling hole, pushes cylindrical sleeve 1 before the cement mortar position to the hole bottom gradually. Then insert hexagonal dwang 31 and cooperate in the hexagonal groove of push rod 3, promote hexagonal dwang 31 and push rod 3 again, photoelastic stress inwards moves and inserts in cement mortar, and at this moment, photoelastic stress meter passes through cement mortar and realizes the coupling with the cliff. Then the hexagonal rotating rod 31 is rotated reversely, the push rod 3 drives the cylindrical block 23 to rotate clockwise, the first elastic part 27 drives the first push rod 26 to contact with the sliding groove 22 of the cylindrical sliding barrel 21, at this time, the first piston 24 moves in a reverse direction, the liquid in the cylindrical groove flows into the cylindrical cylinder 231, the second piston 29 in the cylindrical groove drives the first wedge-shaped block 212 to enter the cylindrical groove, the second elastic part 213 drives the clamping block 211 to reset, at this time, the annular pushing plate 5 is pulled outwards, the clamping device 2 is separated from the lens of the instrument, the lens is kept clean, and the reading can be observed by a worker conveniently.
Example 2
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, on the basis of embodiment 1, a sliding block 6, an ejector pin 7, a second wedge-shaped block 8, a third elastic member 9, a second ejector pin 12, a third wedge-shaped block 13 and an elastic rope 14 are further included, a linear groove 51 is symmetrically formed in the cylindrical sleeve 1, the sliding block 6 is slidably disposed in the linear groove 51, the ejector pin 7 is disposed on each sliding block 6, mounting grooves are formed on the sliding block 6 on the side close to the cylindrical sliding barrel 21, the second wedge-shaped block 8 is slidably disposed in the mounting grooves, the third elastic member 9 is disposed between the second wedge-shaped block 8 and the mounting grooves, the third elastic member 9 is a compression spring, a through hole 10 and a groove body 11 are symmetrically formed on the cylindrical sliding barrel 21, the through hole 10 is communicated with the groove body 11, the groove body 11 is communicated with the sliding groove 22, the second ejector pin 12 is slidably disposed in the through hole 10, the third wedge, two ends of the second top rod 12 are respectively contacted with the third wedge-shaped block 13 and the second wedge-shaped block 8, an elastic rope 14 is arranged in the linear groove 51 of the cylindrical sleeve 1, and the elastic rope 14 is connected with the sliding block 6.
When the photoelastic stress meter is installed, a worker pulls the thimble 7 outwards, and when the second wedge-shaped block 8 of the sliding block 6 is clamped into the through hole 10, the thimble 7 is fixed, and the elastic rope 14 is stretched. At the moment, a worker can drive the clamping device 2 to slide into the cylindrical sleeve 1 by pushing the annular pushing plate 5, when the ejector pin 7 is pushed to the bottom of a drilled hole, the mounting operation of the photoelastic stress meter can be repeated, when the push rod 3 drives the cylindrical block 23 to rotate clockwise, the first elastic piece 27 drives the first ejector rod 26 to contact with the sliding groove 22 of the cylindrical sliding barrel 21, the first ejector rod 26 rotates clockwise to push the third wedge-shaped block 13, the third wedge-shaped block 13 extrudes the second ejector rod 12, the second ejector rod 12 ejects the second wedge-shaped block 8 out of the through hole 10, and under the action of the elastic rope 14, the ejector pin 7 is driven to reset. At this moment, staff outwards stimulates annular slurcam 5, and photoelastic stress meter stays in cement mortar, and thimble 7 inserts the hole of cement mortar and will fill voluntarily very fast, and it is not influenced to photoelastic stress meter detection pressure, keeps clean with the lens of 2 contact instruments of chucking device simultaneously, and the staff of being convenient for observes the reading.
Still including cutting ferrule 16 and kelly 17, it has quad slit 15 to open on the sleeve pipe 4, and 15 both sides of the quad slit of sleeve pipe 4 all are provided with cutting ferrule 16, are provided with kelly 17 on the push rod 3, and kelly 17 passes quad slit 15 and cooperates with cutting ferrule 16.
The staff can directly drive 3 rotations of push rod through kelly 17 and rotate at quad slit 15, realizes then that chucking device 2 is to the fixed of photoelastic stress meter, then slip kelly 17, and kelly 17 takes chucking device 2 and photoelastic stress meter through push rod 3 and removes to enter into cylindrical sleeve 1, at this moment, goes into kelly 17 card income cutting ferrule 16 internal fixation, can prevent that photoelastic stress meter from droing, the follow-up work of being convenient for.
The thimble structure is characterized by further comprising an annular sleeve 18 and a mud scraping block 19, the annular sleeve 18 is arranged on the cylindrical sleeve 1, the thimble 7 penetrates through the annular sleeve 18, the mud scraping block 19 is arranged on the annular sleeve 18, and the mud scraping block 19 is in contact with the thimble 7. In the process of resetting the thimble 7, the mud scraping block 19 of the annular sleeve 18 can scrape the cement on the thimble 7 clean.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. An auxiliary installer for a photoelastic instrument comprises a cylindrical sleeve and a sleeve, wherein the sleeve is arranged on the cylindrical sleeve, the auxiliary installer is characterized by further comprising a clamping device, a push rod, a hexagonal rotating rod and an annular push plate, the clamping device is arranged in the cylindrical sleeve in a sliding mode and used for fixing the photoelastic instrument, the push rod is arranged in the sleeve in a sliding mode and connected with the clamping device, the annular push plate is arranged at the other end of the sleeve, a hexagonal groove is formed in the push rod, the hexagonal rotating rod is clamped in the hexagonal groove and penetrates through the annular push plate, the clamping device comprises a cylindrical sliding barrel, a cylindrical block, a cylindrical cylinder body, a first piston, a connecting rod, a first push rod, a first elastic piece, a cylindrical rod, a second piston, a sliding sleeve, a clamping block, a first wedge block and a second elastic piece, a cylindrical sliding barrel is arranged in the cylindrical sleeve in a sliding mode, and sliding grooves are symmetrically formed in the middle of the inner wall, the cylindrical sliding cylinder is internally provided with a cylindrical block in a rotating mode, a push rod is connected with the cylindrical block, a cylindrical cylinder body is arranged in the cylindrical block, two first pistons are movably arranged in the cylindrical cylinder body, connecting rods are arranged on the first pistons, first ejector rods are arranged at the other ends of the connecting rods, a first elastic piece is arranged between the cylindrical cylinder body and the first ejector rods, a cylindrical rod is arranged in the middle of an opposite face of the push rod connected with the cylindrical block, a cylindrical groove is formed in the cylindrical rod and communicated with the cylindrical cylinder body, a second piston is arranged in the cylindrical groove, a first wedge-shaped block is arranged on the second piston, an inner cavity is formed in the cylindrical rod, sliding sleeves are symmetrically arranged on the inner cavity, clamping blocks are slidably arranged in the sliding sleeves, a second elastic piece is arranged between the clamping.
2. The photoelastic instrument auxiliary installer as claimed in claim 1, further comprising a sliding block, a thimble, a second wedge, a third elastic member, a second ejector pin, a third wedge and an elastic rope, wherein the cylindrical sleeve is symmetrically provided with a linear groove, the linear groove is slidably provided with the sliding block, the sliding block is provided with the thimble, one side of the sliding block close to the cylindrical sliding barrel is provided with a mounting groove, the mounting groove is slidably provided with the second wedge, the third elastic member is arranged between the second wedge and the mounting groove, the cylindrical sliding barrel is symmetrically provided with a through hole and a groove body, the through hole is communicated with the groove body, the groove body is communicated with the sliding groove, the through hole is slidably provided with the second ejector pin, the third wedge is slidably provided in the groove body, two ends of the second ejector pin are respectively contacted with the third wedge and the second wedge, the elastic rope is arranged in the linear groove of the cylindrical sleeve, the elastic rope is connected with the sliding block.
3. The photoelastic instrument auxiliary installer as claimed in claim 2, further comprising a clamping sleeve and a clamping rod, wherein the sleeve is provided with a square hole, the clamping sleeve is arranged on both sides of the square hole of the sleeve, the clamping rod is arranged on the push rod, and the clamping rod penetrates through the square hole and is matched with the clamping sleeve.
4. The photoelastic instrument auxiliary installer as claimed in claim 3, further comprising an annular sleeve and a mud scraping block, wherein the cylindrical sleeve is provided with the annular sleeve, the thimble passes through the annular sleeve, the annular sleeve is provided with the mud scraping block, and the mud scraping block is in contact with the thimble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910795287.4A CN110480576B (en) | 2019-08-27 | 2019-08-27 | Auxiliary installer for photoelastic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910795287.4A CN110480576B (en) | 2019-08-27 | 2019-08-27 | Auxiliary installer for photoelastic instrument |
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| Publication Number | Publication Date |
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| CN110480576A CN110480576A (en) | 2019-11-22 |
| CN110480576B true CN110480576B (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910795287.4A Expired - Fee Related CN110480576B (en) | 2019-08-27 | 2019-08-27 | Auxiliary installer for photoelastic instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112428755A (en) * | 2020-11-26 | 2021-03-02 | 浙江东腾智能装备有限公司 | Magnetic attraction type pulling device for platform trailer |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3313205A (en) * | 1962-05-03 | 1967-04-11 | Roberts Albert | Photoelastic stress indicating devices |
| CN201269099Y (en) * | 2008-09-25 | 2009-07-08 | 山东科技大学 | Installation push rod used for borehole stressmeter or top plate separation indicator |
| CN202676334U (en) * | 2012-03-26 | 2013-01-16 | 安徽理工大学 | Ground stress meter installation device |
| CN103009372A (en) * | 2012-12-31 | 2013-04-03 | 青岛理工大学 | Device for mounting stress monitoring equipment |
| CN203515404U (en) * | 2013-08-28 | 2014-04-02 | 中国矿业大学 | Anti-dislocation positioning installation rod for borehole stress meter |
| CN104359599A (en) * | 2014-11-03 | 2015-02-18 | 江西理工大学 | Photoelastic stress meter mounting and guiding device |
| CN105241583A (en) * | 2015-10-27 | 2016-01-13 | 中国矿业大学(北京) | Borehole stressmeter installation rod and installation method thereof |
| CN205237973U (en) * | 2015-12-24 | 2016-05-18 | 山东科技大学 | Quick borehole stressmeter installation push rod of dismantling |
-
2019
- 2019-08-27 CN CN201910795287.4A patent/CN110480576B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3313205A (en) * | 1962-05-03 | 1967-04-11 | Roberts Albert | Photoelastic stress indicating devices |
| CN201269099Y (en) * | 2008-09-25 | 2009-07-08 | 山东科技大学 | Installation push rod used for borehole stressmeter or top plate separation indicator |
| CN202676334U (en) * | 2012-03-26 | 2013-01-16 | 安徽理工大学 | Ground stress meter installation device |
| CN103009372A (en) * | 2012-12-31 | 2013-04-03 | 青岛理工大学 | Device for mounting stress monitoring equipment |
| CN203515404U (en) * | 2013-08-28 | 2014-04-02 | 中国矿业大学 | Anti-dislocation positioning installation rod for borehole stress meter |
| CN104359599A (en) * | 2014-11-03 | 2015-02-18 | 江西理工大学 | Photoelastic stress meter mounting and guiding device |
| CN105241583A (en) * | 2015-10-27 | 2016-01-13 | 中国矿业大学(北京) | Borehole stressmeter installation rod and installation method thereof |
| CN205237973U (en) * | 2015-12-24 | 2016-05-18 | 山东科技大学 | Quick borehole stressmeter installation push rod of dismantling |
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| CN110480576A (en) | 2019-11-22 |
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