CN109946151A - A kind of stretching detection combination device for pre-buried channel flow - Google Patents
A kind of stretching detection combination device for pre-buried channel flow Download PDFInfo
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- CN109946151A CN109946151A CN201910180881.2A CN201910180881A CN109946151A CN 109946151 A CN109946151 A CN 109946151A CN 201910180881 A CN201910180881 A CN 201910180881A CN 109946151 A CN109946151 A CN 109946151A
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- fixture
- anchor pole
- bolt
- channel flow
- buried channel
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Abstract
The invention discloses a kind of stretching detection combination devices for pre-buried channel flow.It includes the upper fixed device for being located at testing machine upper end and the lower fixed device for being located at testing machine lower end, test specimen to be measured is set between upper fixed device and lower fixed device, upper fixed device includes stationary body, upper fixation hole for mutually being fixed with testing machine upper end, convex beam for accommodating the card slot of T-bolt and being fixed for stationary body, lower fixed device includes the screw hole to match with T-bolt, firm banking and lower fixed hole for mutually being fixed with testing machine lower end, it may include pre-buried channel flow fixture, it can also include anchor pole fixture, the stretching detection combination device may be implemented pre-buried channel flow and integrally bear aptitude tests, it is detected including T-bolt tensile strength, T-bolt and conduit and single anchor pole bear load test, T-bolt and conduit span centre bear three kinds of testing schemes such as load test.It has deft design, and installation is easy to operate, and test efficiency is higher.
Description
Technical field
The present invention relates to a kind of stretching detection combination devices for pre-buried channel flow.
Background technique
By TB/T3329-2013 " pre-buried channel flow in tunnel of electric railway contact net " standard requirements, need to built-in groove
Road and T-bolt carry out tension test, for detecting the ability of the tensile strength of 8.8 grades of T-bolts and the carrying stretching of conduit,
It is the safe operation of detection or even rail traffic to pre-buried channel flow integrated carrying ability, there is highly important engineering significance.
However, detection device detection project in the prior art mainly passes through pre-buried channel flow integral installation tension test, testing equipment is huge
Greatly, installation is complicated, and pilot project is more, and efficiency is lower, and test result is affected by pre-buried channel flow installation effect, as a result not
Stablize.
Summary of the invention
For the above-mentioned prior art, the technical problem to be solved in the present invention is that providing a kind of stretching for pre-buried channel flow
Detection combination device.It has deft design, and installation is easy to operate, facilitates single independent operation, test efficiency is higher；Test is former
Reason is simple, is influenced by other influences factor smaller, and test data is reliable, high stability；The stretching detection combination device can be with
Realize that the detection of T-bolt tensile strength, T-bolt and conduit and single anchor pole bear load test, T-bolt and conduit span centre
Three kinds of testing schemes such as load test are born, meets all extension test parameters of pre-buried channel flow, greatly simplifies detector
Device equipment.
In order to solve the above technical problems, the present invention provides a kind of stretching detection combination devices for pre-buried channel flow.It
Including the upper fixed device for being located at testing machine upper end and the lower fixed device for being located at testing machine lower end, upper fixed device and lower fixation
Test specimen to be measured is set between device, upper fixed device includes stationary body, the upper fixation hole for mutually fixing with testing machine upper end, use
In setting fixation hole, card slot and convex beam on the card slot for accommodating T-bolt and the convex beam fixed for stationary body, stationary body,
Card slot is set below convex beam, sets fixation hole above among convex beam；Lower fixed device includes the screw hole to match with T-bolt, consolidates
Determine pedestal and the lower fixed hole for mutually fixing with testing machine lower end, sets screw hole and lower fixed hole on firm banking.
The stretching detection combination device for being used for pre-buried channel flow may include pre-buried channel flow fixture, the pre-buried channel flow fixture
Including upper fixture, lower fixture, fixture bolt, upper card slot and lower bayonet slot, upper fixture sets card slot, sets card slot on lower fixture, on
Fixture is connected with lower fixture by fixture bolt, and fixed device and test specimen to be measured are located in pre-buried channel flow fixture, to be tested
Part is connected by screw thread with lower fixed device.
The stretching detection combination device for being used for pre-buried channel flow can also include anchor pole fixture, and the anchor pole fixture includes anchor
Rod chucking appliance collet, anchor pole slot, fixed bolt hole, left anchor pole fixture, right anchor pole fixture, anchor pole slot include left anchor pole slot and right anchor pole
Slot sets left anchor pole slot and anchor pole clamping fixture head on left anchor pole fixture, right anchor pole slot and fixed bolt hole is set on right anchor pole fixture, right
Anchor pole fixture passes through fixed bolt hole by bolt and is connected with left anchor pole fixture, and anchor pole fixture is located at fixed device and to be measured
Between test specimen, test specimen to be measured is connected by screw thread with lower fixed device.
Compared with prior art, the beneficial effect comprise that: the stretching detection group due to the above structure,
Attaching together to set may be implemented pre-buried channel flow and integrally bears aptitude tests, including the detection of T-bolt tensile strength, T-bolt and conduit
Load test, T-bolt and conduit span centre are born with single anchor pole and bears three kinds of testing schemes such as load test, meet built-in groove
All extension test parameters in road.It has deft design, installs easy to operate, facilitates single independent operation, test efficiency compared with
It is high；Test principle is simple, is influenced by other influences factor smaller, and test data is reliable, high stability.
Detailed description of the invention
Fig. 1 is the first embodiment composed structure schematic diagram of the invention；
Fig. 2 is to fix device enlarged structure schematic diagram in the first embodiment of the invention；
Fig. 3 is to fix device enlarged structure schematic diagram under the first embodiment of the invention；
In figure: fixing device, 11- stationary body, 12- convex beam, the upper fixation hole of 13-, 14- card slot, 15- on 10-
Device and 60- test specimen to be measured (63-T type bolt) are fixed under firm banking, 16- lower fixed hole, 17- screw hole, 18-；
Fig. 4 is second of embodiment composed structure schematic diagram of the invention；
Fig. 5 is to fix device enlarged structure schematic diagram in second of embodiment of the invention；
Fig. 6 is second of embodiment anchor pole fixture enlarged structure schematic diagram of the invention；
Fig. 7 is to fix device enlarged structure schematic diagram under second of embodiment of the invention；
In figure: fixing device, 21- stationary body, 22- convex beam, the upper fixation hole of 23-, 24- card slot, 25- on 20-
Fixed under firm banking, 26- lower fixed hole, 27- screw hole, 28- device, 50- anchor pole fixture, the left anchor pole fixture of 51-,
The right anchor pole fixture of 52-, 53- anchor pole clamping fixture head, 54- anchor pole slot, 55- fixed bolt hole and 70- test specimen (71- to be measured
Anchor pole, 72- conduit, 73-T type bolt)；
Fig. 8 is the third embodiment composed structure schematic diagram of the invention；
Fig. 9 is to fix device enlarged structure schematic diagram in the third embodiment of the invention；
Figure 10 is the third embodiment pre-buried channel flow fixture enlarged structure schematic diagram of the invention；
Figure 11 is to fix device enlarged structure schematic diagram under the third embodiment of the invention；
In figure: fixing device, 31- stationary body, 32- convex beam, the upper fixation hole of 33-, 34- card slot, 35- on 30-
Fixed under firm banking, 36- lower fixed hole, 37- screw hole, 38- device, 40- pre-buried channel flow fixture, 41- upper fixture,
Fixture and 80- test specimen to be measured (83-T type bolt, 82-under the upper card slot of 42-, 43- fixture bolt, 44- lower bayonet slot, 45-
Conduit, two anchor poles).
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
Fig. 1-Fig. 3 shows the various structural schematic diagrams of the first embodiment of the invention.As shown in Figure 1-Figure 3, originally
Invention provides a kind of stretching detection combination device for pre-buried channel flow.It includes the upper fixed device for being located at testing machine upper end
10 and it is located at the lower fixed device 18 of testing machine lower end, sets test specimen 60 to be measured between upper fixed device 10 and lower fixed device 18,
Upper fixed device 10 includes stationary body 11, the upper fixation hole 13 for mutually fixing with testing machine upper end, for accommodating T-bolt
Card slot 14 and the convex beam 12 fixed for stationary body 11, set fixation hole 13, card slot 14 and convex beam 12 on stationary body 11,
Convex beam 12 sets card slot 14 below, sets fixation hole 13 above among convex beam 12；Lower fixed device 18 includes matching with T-bolt
Screw hole 17, firm banking 15 and the lower fixed hole 16 for mutually being fixed with testing machine lower end, set screw on firm banking 15
Hole 17 and lower fixed hole 16.It has deft design, and installation is easy to operate, facilitates single independent operation, test efficiency is higher；Examination
It is simple to test principle, is influenced by other influences factor smaller, test data is reliable, high stability.The first embodiment party of the invention
Experimental material used in case is all made of 16Mn steel.
The first embodiment: the detection of 63 tensile strength of T-bolt, test installation operating procedure are as follows:
(1) testing machine is universal testing machine, and device 10 is fixed on testing machine upper end and passes through bolt and upper fixation hole 13
It is directly anchored on universal testing machine top, then, examined T-bolt is arranged in the card slot 14 for being used to accommodate T-bolt
It is interior；
(2) by T-bolt be inserted into T-bolt card slot 14, and be located at on universal testing machine axis；
(3) screw rod of T-bolt is screwed into the screw hole 17 for fixing device 18 under testing machine lower end；
(4) lower fixed hole 16 that device 18 is fixed under testing machine lower end is packed into universal testing machine lower part；
(5) testing machine is opened, is wanted according to TB/T3329-2013 " pre-buried channel flow in tunnel of electric railway contact net " standard
It asks and is tested.
Fig. 4-Fig. 7 shows the various structural schematic diagrams of second of embodiment of the invention.As shown in Figure 4-Figure 7, originally
Invention provides a kind of stretching detection combination device for pre-buried channel flow.It includes the upper fixed device for being located at testing machine upper end
20 and it is located at the lower fixed device 28 of testing machine lower end, sets test specimen 70 to be measured between upper fixed device 20 and lower fixed device 28,
Upper fixed device 20 includes stationary body 21, the upper fixation hole 23 for mutually fixing with testing machine upper end, for accommodating T-bolt
Card slot 24 and the convex beam 22 fixed for stationary body 21, set fixation hole 23, card slot 24 and convex beam 22 on stationary body 21,
Convex beam 22 sets card slot 24 below, sets fixation hole 23 above among convex beam 22；Lower fixed device 28 includes matching with T-bolt
Screw hole 27, firm banking 25 and the lower fixed hole 26 for mutually being fixed with testing machine lower end, set screw on firm banking 25
Hole 27 and lower fixed hole 26.The stretching detection combination device for being used for pre-buried channel flow can also include anchor pole fixture 50, the anchor
Rod chucking appliance 50 includes anchor pole clamping fixture head 53, anchor pole slot 54, fixed bolt hole 55, left anchor pole fixture 51, right anchor pole fixture 52, anchor
Bar slot 54 includes left anchor pole slot 54 and right anchor pole slot 54, sets left anchor pole slot 54 and anchor pole clamping fixture head 53 on left anchor pole fixture 51,
Right anchor pole slot 54 and fixed bolt hole 55 are set on right anchor pole fixture 52, right anchor pole fixture 52 passes through fixed bolt hole 55 by bolt
It is connected with left anchor pole fixture 51, anchor pole fixture 50 is located between fixed device 20 and test specimen to be measured 70, and test specimen 70 to be measured is logical
Screw thread is crossed to be connected with lower fixed device 28.It has deft design, and installation is easy to operate, facilitates single independent operation, tests
Efficiency is higher；Test principle is simple, is influenced by other influences factor smaller, and test data is reliable, high stability.The present invention the
Experimental material used in two kinds of embodiments is all made of 16Mn steel.
Second of embodiment: single 71 axis of anchor pole of 73-conduit of T-bolt 72-bears load test, test peace
It is as follows to fill operating procedure:
(1) testing machine is universal testing machine, and device 20 is fixed on testing machine upper end and passes through bolt and upper fixation hole 23
It is directly anchored on universal testing machine top；
(2) unscrew 50 fixing bolt of anchor pole fixture, anchor pole fixture 50 is dismantled, be packed into pre-buried channel flow anchor pole, combine left anchor
Rod chucking appliance 51 and right anchor pole fixture 52, tighten fixing bolt；
(3) anchor pole clamping fixture head 53 is inserted on testing machine upper end to the card slot for being used to accommodate T-bolt for fixing device 20
In 24, anchor pole is set on anchor pole fixture 50, and pre-buried channel flow is set on anchor pole 56, pre-buried channel flow card slot 24 is set on pre-buried channel flow；
(4) by T-bolt slide into pre-buried channel flow card slot 24, and be located at on universal testing machine axis；
(5) screw rod of T-bolt is screwed into the screw hole 27 for fixing device 28 under testing machine lower end；
(6) lower fixed hole 26 that device 28 is fixed under testing machine lower end is packed into universal testing machine lower part；
(7) testing machine is opened, is wanted according to TB/T3329-2013 " pre-buried channel flow in tunnel of electric railway contact net " standard
It asks and is tested.
Fig. 8-Figure 11 shows the various structural schematic diagrams of the third embodiment of the invention.As shown in figures s-11,
The present invention provides a kind of stretching detection combination devices for pre-buried channel flow.It includes the upper fixed dress for being located at testing machine upper end
It sets 30 and is located at the lower fixed device 38 of testing machine lower end, set test specimen to be measured between upper fixed device 30 and lower fixed device 38
80, upper fixed device 30 includes stationary body 31, the upper fixation hole 33 for mutually fixing with testing machine upper end, for accommodating T-type
The card slot 34 of bolt and the convex beam 32 fixed for stationary body 31 set fixation hole 33, card slot 34 and convex on stationary body 31
Beam 32, convex beam 32 set card slot 34 below, set fixation hole 33 above among convex beam 32；Lower fixed device 38 includes and T-bolt
Screw hole 37, firm banking 35 and the lower fixed hole 36 for mutually being fixed with testing machine lower end to match, on firm banking 35
If screw hole 37 and lower fixed hole 36.The stretching detection combination device for being used for pre-buried channel flow may include pre-buried channel flow fixture
40, the pre-buried channel flow fixture 40 includes upper fixture 41, lower fixture 45, fixture bolt 43, upper card slot 42 and lower bayonet slot 44, upper folder
Tool 41 sets card slot 42, and card slot 44 is set on lower fixture 45, and upper fixture 41 is connected with lower fixture 45 by fixture bolt 43, in advance
It buries and is located at fixed device 30 and test specimen to be measured 80 in conduit fixture 40, test specimen 80 to be measured passes through screw thread and lower fixed 38 phase of device
Connection.It has deft design, and installation is easy to operate, facilitates single independent operation, test efficiency is higher；Test principle is simple,
Influenced by other influences factor smaller, test data is reliable, high stability.It is real used in the third embodiment of the invention
It tests material and is all made of 16Mn steel.
The third embodiment: (83-conduit of T-bolt, 82-two anchor poles are (in figure for 83-conduit of T-bolt, 82 span centre
Not depending on out)) load test is born, test installation operating procedure is as follows:
(1) testing machine is universal testing machine, and device 30 is fixed on testing machine upper end and passes through bolt and upper fixation hole 33
It is directly anchored on universal testing machine top；
(2) convex beam 12 of upper fixed device 30 is embedded in the upper card slot 42 of pre-buried channel flow fixture 40, upper fixed device 30
A pre-buried channel flow fixture 40 is respectively placed at upper 33 both ends of fixation hole, and symmetrical；Pre-buried channel flow is located at card slot 42 and lower card
Between slot 44,
(3) pre-buried channel flow is placed in pre-buried fixture lower end, and pre-buried channel flow is located between card slot 42 and lower bayonet slot 44, and is tightened
Fixture bolt 43；
(4) by T-bolt slide into pre-buried channel flow card slot 34, and be located at on universal testing machine axis；
(5) screw rod of T-bolt is screwed into the screw hole 37 for fixing device 38 under testing machine lower end；
(6) lower fixed hole 36 that device 38 is fixed under testing machine lower end is packed into universal testing machine lower part；
(7) testing machine is opened, is wanted according to TB/T3329-2013 " pre-buried channel flow in tunnel of electric railway contact net " standard
It asks and is tested.
Above in conjunction with attached drawing, the embodiment of the present invention is explained in detail, but the present invention is not limited to above-mentioned
Embodiment can also make many variations to it within the knowledge of a person skilled in the art.
Claims (9)
1. a kind of stretching detection combination device for pre-buried channel flow, it includes the upper fixed device (10 for being located at testing machine upper end；
20；30) and it is located at the lower fixed device (18 of testing machine lower end；28；38), upper fixed device (10；20；30) with lower fixed device
(18；28；38) test specimen to be measured (60) are set between, it is characterised in that: fixed device (10；20；It 30) include stationary body
(11；21；31), the upper fixation hole (13 for mutually being fixed with testing machine upper end；23；33), for accommodating the card slot of T-bolt
(14；24；34) and for stationary body (11；21；31) fixed convex beam (12；22；32), stationary body (11；21；31) it is set on
Upper fixation hole (13；23；33), card slot (14；24；And convex beam (12 34)；22；32), convex beam (12；22；32) card slot is set below
(14；24；34), convex beam (12；22；32) intermediate to set fixation hole above；Lower fixed device (18；28；38) include and T-bolt phase
Matched screw hole (17；27；37), firm banking (15；25；And the lower fixed hole for mutually being fixed with testing machine lower end 35)
(16；26；36), firm banking (15；25；35) screw hole (17 is set on；27；And lower fixed hole (16 37)；26；36).
2. being used for the stretching detection combination device of pre-buried channel flow as described in claim 1, it is characterised in that: described for pre-buried
The stretching detection combination device of conduit includes pre-buried channel flow fixture (40), and the pre-buried channel flow fixture (40) includes upper fixture
(41), lower fixture (45), fixture bolt (43), upper card slot (42) and lower bayonet slot (44), upper fixture (41) set card slot (42), under
It is set on fixture (45) card slot (44), upper fixture (41) is connected with lower fixture (45) by fixture bolt (43), pre-buried channel flow
Fixed device (10 is located in fixture (40)；20；30) and test specimen to be measured (60), test specimen (60) to be measured pass through screw thread and lower fixation
Device (18；28；38) it is connected.
3. being used for the stretching detection combination device of pre-buried channel flow as described in claim 1, it is characterised in that: described for pre-buried
The stretching detection combination device of conduit includes anchor pole fixture (50), the anchor pole fixture (50) include anchor pole clamping fixture head (53),
Anchor pole slot (54), fixed bolt hole (55), left anchor pole fixture (51), right anchor pole fixture (52), anchor pole slot (54) include left anchor pole
Slot (54) and right anchor pole slot (54) set left anchor pole slot (54) and anchor pole clamping fixture head (53), right anchor pole on left anchor pole fixture (51)
Right anchor pole slot (54) and fixed bolt hole (55) are set on fixture (52), right anchor pole fixture (52) passes through fixed bolt hole by bolt
(55) it is connected with left anchor pole fixture (51), anchor pole fixture (50) is located at fixed device (10；20；And test specimen to be measured (60) 30)
Between, test specimen (60) to be measured passes through screw thread and lower fixed device (18；28；38) it is connected.
4. being used for the stretching detection combination device of pre-buried channel flow as described in claim 1, it is characterised in that: insert T-bolt
Enter T-bolt card slot (14；24；34), and be located at on universal testing machine axis.
5. being used for the stretching detection combination device of pre-buried channel flow as claimed in claim 2, it is characterised in that: by upper fixed device
(10；20；30) convex beam (12；22；32) the upper card slot (42) of pre-buried channel flow fixture (40), upper fixed device (10 are embedded in；20；
30) upper fixation hole (13；23；33) a pre-buried channel flow fixture (40) is respectively placed at both ends, and symmetrical；Pre-buried channel flow is located at
Between upper card slot (42) and lower bayonet slot (44).
6. being used for the stretching detection combination device of pre-buried channel flow as claimed in claim 3, it is characterised in that: press from both sides anchor pole fixture
Head (53) insertion fixes device (10 on testing machine upper end；20；30) the card slot (14 for being used to accommodate T-bolt；24；34) in,
Anchor pole is set on anchor pole fixture (50), and pre-buried channel flow is set on anchor pole, pre-buried channel flow card slot (14 is set on pre-buried channel flow；24；34).
7. the stretching detection combination device for pre-buried channel flow as described in any one of claims 1 or 2 or 3, feature exist
In: the test specimen (60 to be measured；70；It 80) is T-bolt (63；73；83), T-bolt (63；73；83)-conduit (72；82)—
Single anchor pole (71) or T-bolt (63；73；83)-conduit (72；82)-two anchor pole (71).
8. the stretching detection combination device for pre-buried channel flow as described in any one of claims 1 or 2 or 3, feature exist
In: the testing machine is universal testing machine, fixes device (10 on testing machine upper end；20；30) pass through bolt and upper fixation hole
(13；23；33) it is directly anchored on universal testing machine top.
9. the stretching detection combination device for pre-buried channel flow as described in any one of claims 1 or 2 or 3, feature exist
In: device (18 will be fixed under testing machine lower end；28；38) lower fixed hole (16；26；36) it is packed into universal testing machine lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910180881.2A CN109946151B (en) | 2019-03-11 | 2019-03-11 | Stretching detection combined device for embedded channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910180881.2A CN109946151B (en) | 2019-03-11 | 2019-03-11 | Stretching detection combined device for embedded channel |
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| Publication Number | Publication Date |
|---|---|
| CN109946151A true CN109946151A (en) | 2019-06-28 |
| CN109946151B CN109946151B (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910180881.2A Active CN109946151B (en) | 2019-03-11 | 2019-03-11 | Stretching detection combined device for embedded channel |
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| CN110567800A (en) * | 2019-08-16 | 2019-12-13 | 广东工业大学 | Stretching clamp |
| CN112284887A (en) * | 2020-12-01 | 2021-01-29 | 华侨大学 | Protective cover for anchor rod rib body tensile test experiment and installation method thereof |
| CN113607548A (en) * | 2021-01-14 | 2021-11-05 | 江苏省建筑工程质量检测中心有限公司 | Channel body tensile strength mechanical test tool and application thereof |
| CN116952719A (en) * | 2023-07-12 | 2023-10-27 | 中铁十七局集团第二工程有限公司 | Pre-buried channel tensile test device and system |
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| Publication number | Publication date |
|---|---|
| CN109946151B (en) | 2023-10-27 |
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