CN105178984B - A kind of locking device for being applied to tunnel duct piece - Google Patents

A kind of locking device for being applied to tunnel duct piece Download PDF

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Publication number
CN105178984B
CN105178984B CN201510633282.3A CN201510633282A CN105178984B CN 105178984 B CN105178984 B CN 105178984B CN 201510633282 A CN201510633282 A CN 201510633282A CN 105178984 B CN105178984 B CN 105178984B
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China
Prior art keywords
locking
base plate
jurisdiction
baffle
fixed
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CN201510633282.3A
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CN105178984A (en
Inventor
常喜平
刘广仁
王新建
赵雪峰
张培康
范昌彬
庞伟
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China National Petroleum Corp
China Petroleum Pipeline Engineering Corp
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China National Petroleum Corp
China Petroleum Pipeline Engineering Corp
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Priority to CN201510633282.3A priority Critical patent/CN105178984B/en
Publication of CN105178984A publication Critical patent/CN105178984A/en
Application granted granted Critical
Publication of CN105178984B publication Critical patent/CN105178984B/en
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Abstract

The invention discloses a kind of locking device for being applied to tunnel duct piece, described device includes:First baffle is fixed on the base plate of front end, second baffle is fixed on the first rear end base plate, first screw mandrel passes through the first baffle and the second baffle, and first locking member first screw mandrel is fixed on the first baffle, be fixed on first screw mandrel on the second baffle by the second locking member, the front end base plate is fixed on the K-type section of jurisdiction in the tunnel duct piece, and be fixed on first rear end base plate on the A types section of jurisdiction by the 3rd locking member.The locking device for being applied to tunnel duct piece that the present invention is provided, K-type section of jurisdiction is enabled to be reduced toward the back amount that tunneling direction is retreated in work progress, so as to reduce the excessive assembled quality for causing the probability of gap leakage water, improve shield duct piece in gap between section of jurisdiction.

Description

A kind of locking device for being applied to tunnel duct piece
Technical field
The present invention relates to shield-tunneling construction pipe sheet assembling technical field, more particularly to a kind of locking dress for being applied to tunnel duct piece Put.
Background technology
At present, in shield-tunneling construction, the assembled quality of shield duct piece is the key for being entirely molded tunnel requisite quality, and is Ensure that the security and reliability of shield-tunneling construction are crucial, wherein, the assembled order of shield duct piece is typically from the calibrated bolck of bottom (A types) section of jurisdiction starts, and the left and right sides replaces installation standard section of jurisdiction successively, and then assembled adjacent block (Type B) section of jurisdiction, finally installs envelope Jacking block (K-type) section of jurisdiction.But, in hydraulic pressure work progress high, to shrink in jacking after the oil cylinder of ring K-type section of jurisdiction, K-type section of jurisdiction can be Hydraulic pressure high effect is lower to retreat 1-2cm toward tunneling direction, causes ring K-type section of jurisdiction to be increased with previous endless tube piece gap, mud and institute Injection slurry sprays from gap, causes section of jurisdiction sealing strip to be rushed out when serious, loses waterstop sealing effect, or because back amount compared with It is big cause K-type section of jurisdiction front end and the fracture of upper ring segment damage, it is necessary to shut down and processed after, then carry out consolidation service, in this way, So that K-type section of jurisdiction is asked in work progress in the presence of the back amount retreated toward tunneling direction is big in existing shield segment assembly Topic.
The content of the invention
The invention provides a kind of locking device for being applied to tunnel duct piece, K-type section of jurisdiction is enabled in work progress Reduced toward the back amount that tunneling direction is retreated, so that reducing, gap between section of jurisdiction is excessive to cause the probability of gap leakage water, improved The assembled quality of shield duct piece.
The embodiment of the present application provides a kind of locking device for being applied to tunnel duct piece, and the tunnel duct piece includes A type pipes Piece, Type B section of jurisdiction and K-type section of jurisdiction, described device include front end base plate, the first rear end base plate, the first screw mandrel, first baffle, second Baffle plate, the first locking member, the second locking member and the 3rd locking member, wherein, the first baffle is fixed on the front end On base plate, the second baffle is fixed on the base plate of first rear end, and first screw mandrel passes through the first baffle and institute Second baffle is stated, and be fixed on first screw mandrel on the first baffle by first locking member, second locking Be fixed on first screw mandrel on the second baffle by part, and the front end base plate is fixed on the K-type section of jurisdiction, and described Be fixed on first rear end base plate on the A types section of jurisdiction by three locking members, with by the affixed K-type of first screw mandrel Section of jurisdiction and the A types section of jurisdiction.
Optionally, the locking device also includes:
First floor, it is affixed with the first baffle and the front end base plate respectively;
Second floor, it is affixed with the second baffle and first rear end base plate respectively.
Optionally, the front end base plate is fixed on the K-type section of jurisdiction, specially:
Snatch hole is provided with the front end base plate, the injected hole alignd on the snatch hole and the K-type section of jurisdiction passes through Gripping head passes through the snatch hole and the injected hole, and the front end base plate is fixed on the K-type section of jurisdiction.
Optionally, first through hole, the first through hole and the 3rd tight lock part are provided with the base plate of first rear end Part matches, and first rear end base plate is fixed on into the A types pipe by the first through hole and the 3rd locking member On piece.
Optionally, the locking device also includes locking sub-device, and the locking sub-device includes the second screw mandrel, third gear Plate, fourth gear plate, the second rear end base plate, the 4th locking member, the 5th locking member and the 6th locking member, wherein, described Three baffle plates are fixed on the front end base plate, and the fourth gear plate is fixed on the base plate of second rear end, second screw mandrel Through the third baffle and the fourth gear plate, and second screw mandrel is fixed on the described 3rd by the 4th locking member On baffle plate, be fixed on second screw mandrel on the fourth gear plate by the 5th locking member, and the 6th locking member will Second rear end base plate is fixed on the A types section of jurisdiction in the Type B section of jurisdiction.
Optionally, the locking device also includes:
Trislab, it is affixed with the third baffle and the front end base plate respectively;
4th floor, it is affixed with the fourth gear plate and second rear end base plate respectively.
Optionally, first rear end base plate and second rear end bottom board symmetry are distributed, to cause first screw mandrel And the cone angle between second screw mandrel is not less than 30 degree.
Optionally, the second through hole, second through hole and the 6th tight lock part are provided with the base plate of second rear end Part matches, and second rear end base plate is fixed on into the A types pipe by second through hole and the 6th locking member On piece.
Beneficial effects of the present invention are as follows:
The locking device of tunnel duct piece is applied in the embodiment of the present invention, first baffle is fixed on the base plate of front end, second Baffle plate is fixed on the first rear end base plate, and the first screw mandrel passes through the first baffle and the second baffle, and first lock Be fixed on first screw mandrel on the first baffle by tight part, and be fixed on for first screw mandrel by second locking member On the second baffle, the front end base plate is fixed on the K-type section of jurisdiction, and the 3rd locking member is by first rear end Base plate is fixed on the A types section of jurisdiction, by the affixed K-type section of jurisdiction of first screw mandrel and the A types section of jurisdiction, in this way, making The locking device obtained in the present embodiment can fix the K-type section of jurisdiction and the A types section of jurisdiction in work progress so that the K Its back amount in work progress of type section of jurisdiction is reduced, so as to reduce the excessive gap leakage water that causes in gap between section of jurisdiction Probability, and then improve the assembled quality of shield duct piece.
Brief description of the drawings
Fig. 1 be the embodiment of the present invention in be applied to tunnel duct piece locking device front view;
Fig. 2 be the embodiment of the present invention in be applied to tunnel duct piece locking device plan view;
Fig. 3 is the attachment structure figure of locking device and tunnel duct piece in the embodiment of the present invention.
Relevant mark is as follows in accompanying drawing:
10 --- front end base plate, 100 --- snatch hole, 11 --- the first rear end base plate, 110 --- first through hole, 12 --- the second rear end base plate, 120 --- the second through hole, 20 --- the first screw mandrel, 21 --- the second screw mandrel, 30 --- first gear The lock of plate, 31 --- second baffle, 310 --- third through-hole, 32 --- third baffle, 33 --- fourth gear plate, 40 --- first --- --- the pad of the 4th locking member, 43 --- the 5th locking member, 50 --- second of the second locking member, 42 of tight part, 41 Piece, 60 --- the first floor, 61 --- the second floor, 62 --- trislab, 63 --- the 4th floor, 70 --- A types section of jurisdiction, 71 --- Type B section of jurisdiction, 72 --- Type B section of jurisdiction, 73 --- K-type section of jurisdiction.
Specific embodiment
The invention provides a kind of locking device for being applied to tunnel duct piece, K-type section of jurisdiction is enabled in work progress Reduced toward the back amount that tunneling direction is retreated, so that reducing, gap between section of jurisdiction is excessive to cause the probability of gap leakage water, improved The assembled quality of shield duct piece.
Lower mask body combination accompanying drawing is described in detail to the apparatus structure of the application, described in detail below.
Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of locking device for being applied to tunnel duct piece is the embodiment of the invention provides, it is described Tunnel duct piece includes A types section of jurisdiction 70, Type B section of jurisdiction 71, Type B section of jurisdiction 72 and K-type section of jurisdiction 73, and the tunnel duct piece bottom is provided that A types section of jurisdiction 70, in Type B section of jurisdiction 71 and Type B section of jurisdiction 72 that the top of A types section of jurisdiction 70 is spliced, is then arranged on B by K-type section of jurisdiction 73 Between type section of jurisdiction 71 and Type B section of jurisdiction 72, and K-type section of jurisdiction 73 is connected with A types section of jurisdiction 70.
Specifically, the locking device includes front end base plate 10, the first rear end base plate 11, the first screw mandrel 20, first baffle 30th, second baffle 31, the first locking member 40, the second locking member 41 and the 3rd locking member, wherein, first baffle 30 is fixed On front end base plate 10, second baffle 31 is fixed on the first rear end base plate 11, and the first screw mandrel 20 is through first baffle 30 and the Two baffle plates 31, and be fixed on the first screw mandrel 20 on first baffle 30 by the first locking member 40, the second locking member 41 is by first Screw mandrel 20 is fixed on second baffle 31, and front end base plate 10 is fixed on K-type section of jurisdiction 73, and the 3rd locking member is by after first End base plate 11 is fixed on A types section of jurisdiction 70, with by the affixed K-type section of jurisdiction 73 of the first screw mandrel 20 and A types section of jurisdiction 70.
Wherein, snatch hole 100 is provided with front end base plate 10, the injected hole alignd on snatch hole 100 and K-type section of jurisdiction 73, Snatch hole 100 and the injected hole are passed through by gripping head, and then front end base plate 10 is fixed on K-type section of jurisdiction 73, so that really The bonding strength protected between front end base plate 10 and K-type section of jurisdiction 73.
Specifically, be provided with first through hole 110 on the first rear end base plate 11, first through hole 110 and the 3rd tight lock part Part matches, and the first rear end base plate 11 is fixed on A types section of jurisdiction 70 by first through hole 110 and the 3rd locking member, Wherein, first through hole 110 is specifically as follows bolt hole, and the 3rd locking member is specifically as follows on bolt, and A types section of jurisdiction 70 Be provided with the blind hole matched with first through hole 110, with cause the 3rd locking member through first through hole 110 subsequently into The first rear end base plate 11 is fixed on A types section of jurisdiction 70 in the blind hole, then by tightening the 3rd locking member, and it is described Blind hole is specifically as follows bolt hole, with the first rear end of the connection base plate 11 and A that enable the 3rd locking member more firm On type section of jurisdiction 70.
Specifically, the third through-hole 310 for passing through the first screw mandrel 20 is provided with second baffle 31, and the second locking Part 41 is specifically as follows bolt, so so that the first screw mandrel 20 passes through third through-hole 310, then by tightening the second locking Part 41 causes that the first screw mandrel 20 is fixed on second baffle 31, wherein, second baffle 31 is welded on the first rear end base plate 11, For ensuring the bonding strength between the rear end base plate 11 of second baffle 31 and first so that the first screw mandrel 20 is more firm to be fixed on On second baffle 31, to shorten the first screw mandrel 20 shift length under external force, and front end base plate 10 is fixed on K-type section of jurisdiction On 73, and the first rear end base plate 11 is fixed on A types section of jurisdiction 70, is shortened in the first screw mandrel 20 shift length under external force When, the length for enabling to K-type section of jurisdiction 73 to be retreated toward tunneling direction in work progress also shortens therewith, being capable of effective K-type pipe Gap is excessive between piece 73 and Type B section of jurisdiction 71 and Type B section of jurisdiction 72 causes the probability of gap leakage water, and then improves shield pipe The assembled quality of piece.
Specifically, the fourth hole for passing through the first screw mandrel 20 is provided with first baffle 30, and the first tight lock part Part 40 is specifically as follows bolt, so so that the first screw mandrel 20 passes through the fourth hole, then by tightening the first tight lock part Part 40 causes that the first screw mandrel 20 is fixed on first baffle 30, wherein, first baffle 30 is welded on front end base plate 10, for true The bonding strength protected between first baffle 30 and front end base plate 10 so that the first screw mandrel 20 it is more firm be fixed on first baffle 30 On, to shorten the first screw mandrel 20 shift length under external force, and front end base plate 10 is fixed on K-type section of jurisdiction 73, When one screw mandrel 20 shift length under external force shortens, enable to K-type section of jurisdiction 73 in work progress toward tunneling direction The length of retrogressing also shortens therewith.
Specifically, referring to Fig. 1 and Fig. 2, the locking device also includes the first pad, first pad is arranged on first The through hole passed through for the first screw mandrel 20 is provided between locking member 40 and first baffle 30, and on first pad, with So that when the first locking member 40 is tightened, by first pad by the first screw mandrel 20 can be more firm be fixed on first On baffle plate 30.
Similarly, the locking device also includes the second pad 50, and the second pad 50 is arranged on the second locking member 41 and the The through hole passed through for the first screw mandrel 20 is provided between two baffle plates 31, and on the second pad 50, to cause tightening the second lock During tight part 41, by the second pad 50 by the first screw mandrel 20 can be more firm be fixed on second baffle 31.
Specifically, the locking device also includes the first floor 60, it is affixed with first baffle 30 and front end base plate 10 respectively; Second floor 61, it is affixed with the rear end base plate 11 of second baffle 31 and first respectively, wherein, the front end of the first floor 60 is welded on On one baffle plate 30, and the first floor 60 upper weld in the bottom of front end base plate 10, the first floor 60, the and of first baffle 30 Front end base plate 10 can be it is integrally formed, because the first floor 60 is affixed with first baffle 30 and front end base plate 10 respectively, such as This, it is possible to increase the bonding strength between first baffle 30 and front end base plate 10, and the first floor 60 can be welded on first gear On one end of plate 30, another first floor 60 can also be welded on the other end of first baffle 30, further improve first gear Bonding strength between plate 30 and front end base plate 10.
Similarly, the front end of the second floor 61 is welded on second baffle 31, and the second floor 61 upper weld The bottom of one rear end base plate 11, the second floor 61, the rear end base plate 11 of second baffle 31 and first can be it is integrally formed, due to Second floor 61 is affixed with the rear end base plate 11 of second baffle 31 and first respectively, so, it is possible to improve second baffle 31 and first Bonding strength between rear end base plate 11, and the second floor 61 can be welded on one end of second baffle 31, in second baffle Another second floor 61 can also be welded on 31 other end, further between the raising rear end base plate 11 of second baffle 31 and first Bonding strength.
In specific implementation process, bonding strength and the He of second baffle 31 between first baffle 30 and front end base plate 10 In the case that bonding strength between first rear end base plate 11 is improved so that the first screw mandrel 20 is fixed on first baffle 30 and Stability between two baffle plates 31 is improved, to cause that the first screw mandrel 20 is acted on during tunnel segment construction by external force When, shorten the shift length of the first screw mandrel 20, and the connection of the first screw mandrel 20 is K-type section of jurisdiction 73 and A types section of jurisdiction 70, in this way, When the shift length of the first screw mandrel 20 shortens, the gap between K-type section of jurisdiction 73 and A types section of jurisdiction 70 can also reduce therewith, and then make Length of the K-type section of jurisdiction 73 toward tunneling direction retrogressing in work progress is obtained also to shorten therewith.
Specifically, the locking device also includes locking sub-device, the locking sub-device includes the second screw mandrel the 21, the 3rd Baffle plate 32, fourth gear plate 33, the second rear end base plate 12, the 4th locking member 42, the 5th locking member 43 and the 6th locking member, Wherein, third baffle 32 is fixed on front end base plate 10, and fourth gear plate 32 is fixed on the second rear end base plate 12, the second screw mandrel 21 Second screw mandrel 21 is fixed in third baffle 32 through third baffle 32 and fourth gear plate 33, and the 4th locking member 42, the Be fixed on second screw mandrel 21 on fourth gear plate 33 by five locking members 43, and the 6th locking member consolidates the second rear end base plate 12 It is scheduled on the A types section of jurisdiction in the Type B section of jurisdiction.
Wherein, the second through hole 120, the second through hole 120 and the 6th locking member are provided with the second rear end base plate 12 Match, the second rear end base plate 12 is fixed on A types section of jurisdiction 70 by the second through hole 120 and the 6th locking member, its In, the second through hole 120 is specifically as follows bolt hole, and the 6th locking member is specifically as follows on bolt, and A types section of jurisdiction 70 and sets The blind hole matched with the second through hole 120 is equipped with, to cause the 6th locking member through the second through hole 120 subsequently into institute The second rear end base plate 12 is fixed on A types section of jurisdiction 70 in stating blind hole, then by tightening the 6th locking member, and it is described blind Hole is specifically as follows bolt hole, with the second rear end of the connection base plate 12 and A types that enable the 6th locking member more firm On section of jurisdiction 70.
Specifically, the fifth hole for passing through the second screw mandrel 21 is provided with third baffle 32, and the 4th tight lock part Part 42 is specifically as follows bolt, so so that the second screw mandrel 21 passes through the fifth hole, then by tightening the 4th tight lock part Part 42 causes that the second screw mandrel 21 is fixed in third baffle 32, wherein, third baffle 32 is welded on front end base plate 10, for true The bonding strength protected between third baffle 32 and front end base plate 10 so that the second screw mandrel 21 it is more firm be fixed on third baffle 32 On, to shorten the second screw mandrel 21 shift length under external force, and front end base plate 10 is fixed on K-type section of jurisdiction 73, When two screw mandrels 21 shift length under external force shortens, enable to K-type section of jurisdiction 73 in work progress toward tunneling direction The length of retrogressing also shortens therewith.
Specifically, the 6th through hole for passing through the second screw mandrel 21 is provided with fourth gear plate 33, and the 5th tight lock part Part 43 is specifically as follows bolt, so so that the second screw mandrel 21 passes through the 6th through hole, then by tightening the 5th locking member 43 So that the second screw mandrel 21 is fixed on fourth gear plate 33, wherein, fourth gear plate 33 is welded on the second rear end base plate 12, for true The bonding strength protected between fourth gear plate 33 and the second rear end base plate 12 so that the second screw mandrel 21 it is more firm be fixed on fourth gear On plate 33, to shorten the second screw mandrel 21 shift length under external force, and front end base plate 10 is fixed on K-type section of jurisdiction 73, And second rear end base plate 12 be fixed on A types section of jurisdiction 70, when the second screw mandrel 21 shift length under external force shortens, energy Enough so that K-type section of jurisdiction 73 in work progress toward tunneling direction retreat length also shorten therewith, can effectively K-type section of jurisdiction 73 and Gap is excessive between Type B section of jurisdiction 71 and Type B section of jurisdiction 72 causes the probability of gap leakage water, and then improves the spelling of shield duct piece Packing quality.
Specifically, the locking device also includes the 3rd pad, the 3rd pad is arranged on the He of the 4th locking member 42 The through hole passed through for the second screw mandrel 21 is provided between third baffle 32, and on the 3rd pad, to cause tightening the During four locking members 42, by the 3rd pad by the second screw mandrel 21 can be more firm be fixed in third baffle 32.
Similarly, the locking device also includes the 4th pad, and the 4th pad is arranged on the 5th locking member 43 and the The through hole passed through for the second screw mandrel 21 is provided between four baffle plates 33, and on the 4th pad, to cause tightening the 5th During locking member 43, by the 4th pad by the second screw mandrel 21 can be more firm be fixed on fourth gear plate 33.
Specifically, the locking device also includes trislab 62, it is affixed with third baffle 32 and front end base plate 10 respectively; 4th floor 63, it is affixed with the rear end base plate 12 of fourth gear plate 33 and second respectively, wherein, the front end of trislab 62 is welded on On three baffle plates 32, and trislab 62 upper weld in the bottom of front end base plate 10, trislab 62, the and of third baffle 32 Front end base plate 10 can be it is integrally formed, because trislab 62 is affixed with third baffle 32 and front end base plate 10 respectively, such as This, it is possible to increase the bonding strength between third baffle 32 and front end base plate 10, and trislab 62 can be welded on third gear On one end of plate 32, another trislab 62 can also be welded on the other end of third baffle 32, further improve third gear Bonding strength between plate 32 and front end base plate 10.
Similarly, the front end of the 4th floor 63 is welded on fourth gear plate 33, and the 4th floor 63 upper weld The bottom of two rear end base plates 12, the 4th floor 63, the rear end base plate 12 of fourth gear plate 33 and second can be it is integrally formed, due to 4th floor 63 is affixed with the rear end base plate 12 of fourth gear plate 33 and second respectively, so, it is possible to improve fourth gear plate 33 and second Bonding strength between rear end base plate 12, and the 4th floor 63 can be welded on one end of fourth gear plate 33, in fourth gear plate Another 4th floor 63 can also be welded on 33 other end, is further improved between fourth gear plate 33 and the second rear end base plate 12 Bonding strength.
In specific implementation process, bonding strength and the He of fourth gear plate 33 between third baffle 32 and front end base plate 10 In the case that bonding strength between second rear end base plate 12 is improved so that the second screw mandrel 21 is fixed on third baffle 32 and Stability between four baffle plates 33 is improved, to cause that the second screw mandrel 21 is acted on during tunnel segment construction by external force When, shorten the shift length of the second screw mandrel 21, and the connection of the second screw mandrel 21 is K-type section of jurisdiction 73 and A types section of jurisdiction 70, in this way, When the shift length of the second screw mandrel 21 shortens, the gap between K-type section of jurisdiction 73 and A types section of jurisdiction 70 can also reduce therewith, and then make Length of the K-type section of jurisdiction 73 toward tunneling direction retrogressing in work progress is obtained also to shorten therewith.
Specifically, referring to Fig. 3, the first rear end base plate 11 and the second rear end base plate 12 are symmetrical, to cause the first screw mandrel 20 and the second cone angle between screw mandrel 21 be not less than 30 °, for example, can be 30 °, 45 °, 55 ° etc., in this way, can be by first Screw mandrel 20, the second screw mandrel 21, front end base plate 10, the first rear end base plate 11 and the second rear end base plate 12 constitute a knot for triangle Structure, and the structure of triangle is more stable, the connection that so, it is possible further to improve between K-type section of jurisdiction 73 and A types section of jurisdiction 70 is strong Degree, makes the length of retrogressing of the K-type section of jurisdiction 73 in work progress further shorten, and further gap is excessive between reduction section of jurisdiction leads The probability of gap leakage water is caused, the assembled quality of shield duct piece is improved.
Beneficial effects of the present invention are as follows:
The locking device of tunnel duct piece is applied in the embodiment of the present invention, first baffle is fixed on the base plate of front end, second Baffle plate is fixed on the first rear end base plate, and the first screw mandrel passes through the first baffle and the second baffle, and first lock Be fixed on first screw mandrel on the first baffle by tight part, and be fixed on for first screw mandrel by second locking member On the second baffle, the front end base plate is fixed on the K-type section of jurisdiction, and the 3rd locking member is by first rear end Base plate is fixed on the A types section of jurisdiction, by the affixed K-type section of jurisdiction of first screw mandrel and the A types section of jurisdiction, in this way, making The locking device obtained in the present embodiment can fix the K-type section of jurisdiction and the A types section of jurisdiction in work progress so that the K Its back amount in work progress of type section of jurisdiction is reduced, so as to reduce the excessive gap leakage water that causes in gap between section of jurisdiction Probability, and then improve the assembled quality of shield duct piece.
Obviously, those skilled in the art can carry out various changes and modification without deviating from essence of the invention to the present invention God and scope.So, if these modifications of the invention and modification belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising these changes and modification.

Claims (8)

1. a kind of locking device for being applied to tunnel duct piece, the tunnel duct piece includes A types section of jurisdiction, Type B section of jurisdiction and K-type section of jurisdiction, Characterized in that, described device includes front end base plate, the first rear end base plate, the first screw mandrel, first baffle, second baffle, first Locking member, the second locking member and the 3rd locking member, wherein, the first baffle is fixed on the front end base plate, institute State second baffle to be fixed on the base plate of first rear end, first screw mandrel passes through the first baffle and the second gear Plate, and be fixed on first screw mandrel on the first baffle by first locking member, second locking member is by institute State the first screw mandrel to be fixed on the second baffle, the front end base plate is fixed on the K-type section of jurisdiction, the 3rd tight lock part Be fixed on first rear end base plate on the A types section of jurisdiction by part, with by the affixed K-type section of jurisdiction of first screw mandrel and institute State A types section of jurisdiction;The locking device also includes the first pad, and first pad is arranged on the first locking member and first baffle Between, and on first pad it is provided with the through hole passed through for the first screw mandrel.
2. locking device as claimed in claim 1, it is characterised in that the locking device also includes:
First floor, it is affixed with the first baffle and the front end base plate respectively;
Second floor, it is affixed with the second baffle and first rear end base plate respectively.
3. locking device as claimed in claim 2, it is characterised in that the front end base plate is fixed on the K-type section of jurisdiction, tool Body is:
Snatch hole is provided with the front end base plate, the injected hole alignd on the snatch hole and the K-type section of jurisdiction, by crawl Head passes through the snatch hole and the injected hole, and the front end base plate is fixed on the K-type section of jurisdiction.
4. locking device as claimed in claim 3, it is characterised in that be provided with first through hole on the base plate of first rear end, The first through hole matches with the 3rd locking member, will be described by the first through hole and the 3rd locking member First rear end base plate is fixed on the A types section of jurisdiction.
5. the locking device as described in any one of Claims 1 to 4, it is characterised in that the locking device also includes locking Device, the locking sub-device include the second screw mandrel, third baffle, fourth gear plate, the second rear end base plate, the 4th locking member, 5th locking member and the 6th locking member, wherein, the third baffle is fixed on the front end base plate, the fourth gear plate It is fixed on the base plate of second rear end, second screw mandrel passes through the third baffle and the fourth gear plate, and described the Be fixed on second screw mandrel in the third baffle by four locking members, and the 5th locking member consolidates second screw mandrel It is scheduled on the fourth gear plate, second rear end base plate is fixed on the 6th locking member A types in the Type B section of jurisdiction On section of jurisdiction.
6. locking device as claimed in claim 5, it is characterised in that the locking device also includes:
Trislab, it is affixed with the third baffle and the front end base plate respectively;
4th floor, it is affixed with the fourth gear plate and second rear end base plate respectively.
7. locking device as claimed in claim 6, it is characterised in that first rear end base plate and second rear end base plate It is symmetrical, to cause that the cone angle between first screw mandrel and second screw mandrel is not less than 30 degree.
8. locking device as claimed in claim 7, it is characterised in that be provided with the second through hole on the base plate of second rear end, Second through hole matches with the 6th locking member, will be described by second through hole and the 6th locking member Second rear end base plate is fixed on the A types section of jurisdiction.
CN201510633282.3A 2015-09-29 2015-09-29 A kind of locking device for being applied to tunnel duct piece Active CN105178984B (en)

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CN105178984B true CN105178984B (en) 2017-06-06

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