CN116181374A - Steel pipe piece coupling mechanism that can auto-lock is connected - Google Patents
Steel pipe piece coupling mechanism that can auto-lock is connected Download PDFInfo
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- CN116181374A CN116181374A CN202310461575.2A CN202310461575A CN116181374A CN 116181374 A CN116181374 A CN 116181374A CN 202310461575 A CN202310461575 A CN 202310461575A CN 116181374 A CN116181374 A CN 116181374A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 98
- 239000010959 steel Substances 0.000 title claims abstract description 98
- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 230000008878 coupling Effects 0.000 title claims description 4
- 238000010168 coupling process Methods 0.000 title claims description 4
- 238000005859 coupling reaction Methods 0.000 title claims description 4
- 238000005520 cutting process Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Joints With Sleeves (AREA)
Abstract
The invention discloses a steel pipe sheet connecting mechanism capable of realizing self-locking connection, which relates to the field of steel pipe sheets and comprises a standard ring, an adjacent ring and a top sealing ring, wherein an inserting strip is fixedly connected to one longitudinal end of the standard ring, one end of the inserting strip is fixedly connected with the standard ring, a first plug is arranged at the other end of the standard ring, a second port for accommodating the first plug is arranged at the position, corresponding to the first plug, of the longitudinal other end of the standard ring, a first port is arranged at one side of the inserting strip, a socket for inserting the inserting strip is arranged at one side of the second plug, the structures of the two longitudinal ends of the adjacent ring are the same as those of the standard ring, and an inserting sheet port are respectively arranged between the annular end faces of the standard ring and the adjacent ring. According to the invention, the front end and the rear end of the steel pipe sheet are respectively provided with the mutually matched self-locking structures, so that the adjacent steel pipe sheets are connected preliminarily, and the connection efficiency of the steel pipe sheets is improved on the premise of ensuring the connection quality of the steel pipe sheets.
Description
Technical Field
The invention relates to the field of steel pipe sheets, in particular to a steel pipe sheet connecting mechanism capable of realizing self-locking connection.
Background
The construction technology of shield segment assembly tunnel is widely applied to domestic and foreign tunnel engineering, and the steel pipe segment adopted in the technology is one of basic units of a tunnel prefabricated lining ring, also called as a connecting channel steel pipe segment for a tunnel, is arranged between two adjacent tunnels and is used for connecting the two tunnels, is convenient to overhaul and fire-fighting and escape safety channels, and is widely applied to the shield tunnel due to good stress performance and low manufacturing cost.
The prior steel pipe sheets are welded with steel members along the circumferential direction and longitudinal staggering direction on the inner side of an arc-shaped steel plate, a plurality of steel pipe sheets are connected to form an annular structure by bolts, the annular structure formed by the plurality of steel pipe sheets is connected with each other by longitudinal bolts, after the steel pipe sheets are connected to form an annular shape, lining pipe sheets need to be attached in pipe sheets, and the lining pipe sheets are connected with each other by pipe sheet bolts.
The Chinese patent with the related publication number of CN10479097A discloses a city subway overlapping shield tunnel duct piece structure which adopts special longitudinal connecting pieces, the structure is formed by longitudinally splicing multiple ring duct pieces, two sides of each duct piece are annularly embedded with a plurality of steel clamping grooves, two adjacent ring duct pieces are longitudinally connected through a plurality of steel connecting pieces, two ends of each steel connecting piece are respectively buckled into the corresponding steel clamping grooves of the two adjacent ring duct pieces, the longitudinal section of each steel connecting piece is of a mountain-shaped structure, three tenons of each steel connecting piece are equal in width and are flush, the longitudinal section of a cavity in each steel clamping groove is of a concave structure, two tenons of each cavity are flush, the width of each inner tenon is twice the width of each outer tenon, and the heights of tenons of each steel connecting piece are identical to the heights of tenons of the cavity of each steel clamping groove.
According to the related art, the tenon structure of the end face of the pipe piece is clamped into the concave structure, after the tenon structure is clamped into the cavity, adjacent pipe pieces can be connected in the annular direction, but a bolt is required to be inserted into the bolt hole to limit the axial movement of the pipe pieces, the fine connecting structure between the adjacent pipe pieces is difficult to align when the pipe pieces are connected, the adjacent pipe pieces are required to be stably connected through a plurality of subsequent procedures, the whole connecting process is not smooth enough, and the self-locking connection of the pipe pieces is inconvenient.
The Chinese patent with the related bulletin number of CN216741560U discloses a subway tunnel lining ring steel pipe sheet, which comprises a plurality of steel pipe sheet bodies which are connected end to end in sequence to form a tunnel lining ring, wherein a convex groove is formed in one end side surface of each steel pipe sheet body, the other end surface of each steel pipe sheet body is fixedly connected with a convex block, a rotary connecting groove is formed in the front end surface of each steel pipe sheet body, a rotary connecting pin is fixedly connected on the rear end surface of each steel pipe sheet body, the convex grooves are matched with the structures of the convex blocks, the rotary connecting grooves are correspondingly arranged with the rotary connecting pins, and the front steel pipe sheet body and the rear steel pipe sheet body are connected through locking pins.
To above-mentioned related art, the steel-pipe piece only need splice in advance to constitute after annular when connecting can be connected with the steel-pipe piece that paves, does not have sufficient space in the tunnel and directly carries out the concatenation work of cyclic annular section of jurisdiction to, the cyclic annular section of jurisdiction after the concatenation also does not have suitable machinery to remove it, is difficult for rotating annular steel-pipe piece to connect.
In the prior art, some steel pipe sheets using the spring telescopic clamping piece are additionally provided with complex assemblies and structures so as to enable the steel pipe sheets to be in self-locking clamping connection, so that the production difficulty of the steel pipe sheets is increased, and the actual use is not facilitated.
In summary, the conventional steel pipe sheet is relatively inconvenient when adjacent steel pipe sheets are connected.
Disclosure of Invention
Accordingly, the invention aims to provide a steel pipe sheet connecting mechanism capable of self-locking connection, so as to solve the technical problem that the existing steel pipe sheet is inconvenient when adjacent steel pipe sheets are connected.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a steel-pipe piece coupling mechanism that can auto-lock is connected, includes the standard ring, faces and meet the ring and seal the top ring, the fore-and-aft one end fixedly connected with cutting of standard ring, the one end and the standard ring fixed connection of cutting, and the other end is provided with first plug, the position department that the longitudinal other end of standard ring corresponds first plug is provided with the second through-hole that is used for holding first plug, standard ring is provided with first through-hole in cutting one side, the position department that the longitudinal other end of standard ring corresponds first through-hole is provided with the second plug that is used for the card to go into first through-hole, one side of second plug is provided with the male socket of confession cutting, the structure that faces the both ends of ring is the same with the standard ring, be provided with inserted sheet and inserted sheet mouth between the hoop terminal surface of standard ring and face that faces the ring respectively, inserted sheet joint is in the inserted sheet mouth.
Through adopting above-mentioned technical scheme, set up the auto-lock structure of mutually supporting respectively at the front end and the rear end of steel-pipe piece, make adjacent steel-pipe piece accomplish preliminary connection, then alright all steel-pipe pieces in the light connection annular structure, reuse bolt carries out further fastening connection to each steel-pipe piece, has effectively reduced the degree of difficulty that the steel-pipe piece is connected, and then has improved the connection efficiency of steel-pipe piece under the prerequisite of guaranteeing steel-pipe piece connection quality.
The invention is further arranged that two limiting strips are arranged on the inner sides of the standard ring and the adjacent ring from the second port to the socket, the two limiting strips are arc-shaped and parallel to each other, and the two limiting strips are respectively positioned at two radial ends of the second port.
Through adopting above-mentioned technical scheme, when first plug inserts the second through-hole, the second plug inserts in the first through-hole simultaneously, the cutting is located between two spacing this moment, two spacing can play the effect of direction at standard ring or face to connect the ring pivoted in-process, two spacing also can play the radial motion of restriction cutting simultaneously, effectively avoid vertical adjacent standard ring or face to connect the ring and break first plug or second plug and bend because of self gravity after connecting, make vertical adjacent standard ring or face to connect the ring to connect more stably.
The invention further provides that the standard ring, the adjacent ring and the capping ring are all provided with guide ring strips at one longitudinal end.
Through adopting above-mentioned technical scheme, the effect of direction can be played to the guide ring strip for the standard ring or the ring that just connects is more steady when rotating the joint, makes first plug and second plug can insert in corresponding opening.
The invention further provides that three standard rings, two adjacent rings and one capping ring are mutually connected to form an annular steel pipe, two first lining rings and one second lining ring are connected in adjacent annular steel pipes, and the first lining rings and the second lining rings form an annular lining together.
By adopting the technical scheme, the inner wall of the annular lining is smoother, and the subsequent construction of pipelines and roads is facilitated.
The invention further provides that the outer walls of the first lining ring and the second lining ring are respectively provided with a guide groove, and the guide grooves are connected with the guide ring strips in a sliding manner.
Through adopting above-mentioned technical scheme, the guide way cooperatees with the guide ring strip can play the effect of vertical spacing to first lining ring and second lining ring, also can make the rotation joint that first lining ring can be better simultaneously.
The invention is further characterized in that the outer wall of the first inner lining ring is fixedly connected with a plurality of lining ring limiting blocks, and the lining ring limiting blocks can be clamped between two limiting strips.
Through adopting above-mentioned technical scheme, first inner liner passes through the spacing block joint of lining ring in two corresponding spacing.
The invention further provides that a first perforation is arranged at the other end of the second port in the longitudinal direction, a perforation is also arranged at the position of the first plug corresponding to the first perforation, a third perforation is also arranged at the position of the second plug corresponding to the third perforation, a second perforation is also arranged at the position of the second plug corresponding to the third perforation, a connecting bolt is arranged between the first port, the second plug, the third perforation and the second perforation in a penetrating manner, and a connecting bolt is arranged between the first perforation, the second port and the first plug in a penetrating manner.
By adopting the technical scheme, after the longitudinal standard rings are mutually connected in a self-locking way, bolts penetrate through the connecting positions, further fastening connection is carried out on the longitudinal adjacent standard rings, and the longitudinal adjacent rings are the same.
The invention further provides that corresponding bolt connecting holes are formed in the standard ring, the adjacent ring and the top sealing ring between adjacent surfaces in the circumferential direction.
Through adopting above-mentioned technical scheme, the bolt connecting hole of hoop passes connecting bolt and can make the firm degree that further promotes annular steel pipe connection.
The invention further provides that the longitudinal lengths of the first lining ring and the second lining ring are the same as those of the standard ring, and the adjacent first lining ring and second lining ring are connected through segment bolts.
By adopting the technical scheme, the gaps between the longitudinally adjacent first lining rings and the longitudinally adjacent second lining rings are reduced as far as possible.
The invention further provides that the adjacent surfaces of the adjacent two first lining rings in the circumferential direction are positioned at the top ends of the annular lining, and the arc lengths of the two first lining rings and the second lining rings are equal.
Through adopting above-mentioned technical scheme for two first lining rings are rotated and are connected the back, and remaining second lining ring receives self gravity just can be steady place between two first lining rings, then alright just can use the section of jurisdiction bolt to connect two first lining rings and a slice second lining ring to two first lining rings and a slice second lining ring that will newly lay are connected with the cyclic annular inside lining that has been laid in vertical.
In summary, the invention has the following advantages:
according to the invention, the front end and the rear end of the steel pipe sheet are respectively provided with the mutually matched self-locking structures, when the steel pipe sheet is installed, the corresponding connection position of the steel pipe sheet is inserted and rotated, the self-locking structure can complete self locking, so that adjacent steel pipe sheets can complete preliminary connection, then all the steel pipe sheets in the annular structure can be easily connected, and then bolts are used for further fastening connection of the steel pipe sheets, so that the connection difficulty of the steel pipe sheets is effectively reduced, and the connection efficiency of the steel pipe sheets is improved on the premise of ensuring the connection quality of the steel pipe sheets;
according to the invention, the clamping block structures are arranged on the outer wall of the lining ring, the clamping block structures correspond to the self-locking structures of the steel pipe sheets one by one, after the steel pipe sheets are connected, the clamping block structures on the lining ring correspond to the self-locking structures, the lining ring is rotated to clamp the clamping block structures into the self-locking structures of the steel pipe sheets, so that the lining ring is assembled into a ring shape conveniently, then further fastening connection can be carried out on the lining ring by using the pipe sheet bolts easily, and the connection difficulty of the lining ring is effectively reduced by using the self-locking structures of the steel pipe sheets;
according to the invention, the two ends of the steel pipe sheets are provided with the mutually matched guide chute structures, so that all the self-locking structures can be guaranteed to correspond to each other one by one when the steel pipe sheets rotate, the connection quality of the self-locking structures between the steel pipe sheets is improved, meanwhile, the guide chute structures of the steel pipe sheets can also be matched with the grooves on the outer surface of the lining ring, so that the lining ring can be guided by the guide chute structures when being connected, further, the clamping block structures on the lining ring can be accurately clamped at corresponding positions, and the guide chute structures can also play a role in guiding the lining ring when the adjacent steel pipe sheets are stably connected.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is another perspective view of the present invention;
FIG. 3 is a perspective view of the present invention in a disassembled state;
FIG. 4 is an enlarged view of FIG. 3A in accordance with the present invention;
FIG. 5 is a perspective view of another view of the present invention in a disassembled state;
FIG. 6 is an enlarged view of B of FIG. 5 in accordance with the present invention;
FIG. 7 is a top view of the invention with the slips aligned with the socket;
FIG. 8 is a top view of the present invention with the slip inserted into the socket;
FIG. 9 is a top view of the invention in a rotated state after insertion of the slip into the socket;
FIG. 10 is a top plan view of the present invention in a connected position with two standard rings longitudinally connected;
FIG. 11 is an inner view of a snap-fit structure between a standard ring and an abutment ring in the circumferential direction of the present invention;
FIG. 12 is a perspective view of a standard ring of the present invention;
FIG. 13 is a perspective view of another perspective standard ring of the present invention;
fig. 14 is a perspective view of an abutment ring according to the present invention:
FIG. 15 is a perspective view of another view angle abutment ring according to the present invention;
fig. 16 is a perspective view of a capping ring of the present invention.
In the figure: 1. a standard ring; 2. a contact ring; 3. a top sealing ring; 4. a first liner ring; 5. a second liner ring; 6. cutting; 7. a first port; 8. a first perforation; 9. a second perforation; 10. a first plug; 11. a socket; 12. a limit bar; 13. a second plug; 14. a third perforation; 15. a second port; 16. inserting sheets; 17. a limit box; 18. an inserting port; 19. an inserting sheet clamping groove; 20. a guide ring strip; 21. a guide groove; 22. a lining ring limiting block; 23. and a capping ring chute.
Description of the embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
The steel pipe sheet connecting mechanism capable of self-locking connection comprises a standard ring 1, an adjacent ring 2 and a capping ring 3, wherein one longitudinal end of the standard ring 1 is fixedly connected with a cutting 6, the cutting 6 is fixed on the outer side of one longitudinal end of the standard ring 1, one end of the cutting 6 is fixedly connected with the standard ring 1, the other end of the cutting 6 is provided with a first plug 10, a second opening 15 for accommodating the first plug 10 is arranged at the position of the other longitudinal end of the standard ring 1 corresponding to the first plug 10, the standard ring 1 is provided with a first opening 7 at one side of the cutting 6, a second plug 13 for being clamped into the first opening 7 is arranged at the position of the other longitudinal end of the standard ring 1 corresponding to the first opening 7, one side of the second plug 13 is provided with a socket 11 for inserting the cutting 6, in particular, in order to enable the cutting 6 to be better inserted into the socket 11, the standard ring 1 is provided with a round angle at the position of the socket 11 close to the second plug 13, the cutting 6 is a steel sheet with certain elasticity, when the standard ring 1 rotates, the first plug 10 at the head of the cutting 6 props against the round angle at the socket 11, the cutting 6 can be elastically bent in the process of continuously rotating the standard ring 1, when the first plug 10 corresponds to the second through hole 15 and the first through hole 7 corresponds to the second plug 13, the cutting 6 can be restored to the original shape, the structures at the two longitudinal ends of the adjacent ring 2 are the same as the standard ring 1, specifically, the cutting 6 and the socket 11 are arc-shaped, so that the standard ring 1 and the adjacent ring 2 can be stably connected in a rotating way, the inserting piece 16 and the inserting piece 18 are respectively arranged between the annular end faces of the standard ring 1 and the adjacent ring 2, the inserting piece 16 is clamped with the inserting piece 18, specifically, the inserting piece 16 is connected with the elastic steel sheet in the process of inserting piece 18 in the inserting piece 16, the elastic steel sheet can be bent by the inner wall of the insert opening 18, and at the moment of the contact of the annular end faces of the adjacent standard rings 1 or the adjacent rings 2, the elastic steel sheet on the insert 16 is not limited by the inner wall of the insert opening 18, after the accumulated elastic potential energy is released, the insert 16 is restored to the original state, and then is smoothly clamped on the clamping structure at the inner side of the insert opening 18, specifically, in order to ensure that the annular adjacent standard rings 1 are more firmly connected with the adjacent rings 2, the inner side of the insert opening 18 is provided with the clamping structure, specifically, the limiting box 17 is provided with the insert clamping groove 19 matched with the elastic steel sheet on the insert 16, and when the elastic steel sheet on the insert 16 is restored, the bottom end of the elastic steel sheet can be clamped into the insert clamping groove 19, thereby effectively avoiding uncontrolled deformation of the insert 16, and ensuring that the adjacent annular standard rings 1 are more stably connected with the adjacent standard rings 2 and the standard rings 1 and the other standard rings 1.
Referring to fig. 4, two limiting strips 12 are disposed at the positions from the second through hole 15 to the insertion hole 11 on the inner sides of the standard ring 1 and the adjacent ring 2, the two limiting strips 12 are arc-shaped and parallel to each other, specifically, the thickness of the two limiting strips 12 is the same as that of the inserting strip 6, the two limiting strips 12 are respectively disposed at two radial ends of the second through hole 15, when the first plug 10 is inserted into the second through hole 15, the second plug 13 is inserted into the first through hole 7, the inserting strip 6 is disposed between the two limiting strips 12, the two limiting strips 12 can play a guiding role in the rotation process of the standard ring 1 or the adjacent ring 2, meanwhile, the two limiting strips 12 can also play a role in limiting the radial movement of the inserting strip 6, the first plug 10 or the second plug 13 is effectively prevented from being bent due to self gravity after the connecting standard ring 1 or the adjacent ring 2 is connected, the area between the inserting strip 6 and the limiting strips 12 is tightly contacted, so that the standard ring 1 or the adjacent ring 2 is connected with the ring-shaped steel tube, and the annular ring 2 is not connected stably, and the annular structure is formed.
Referring to fig. 5 and 6, the standard ring 1, the adjacent ring 2 and the capping ring 3 are provided with guide ring strips 20 at one longitudinal end, the guide ring strips 20 can perform guiding function, so that the standard ring 1 or the adjacent ring 2 is more stable during rotation clamping, in particular, the guide ring strips 20 extend out of the longitudinal end faces of the annular steel pipes, when the longitudinal end faces of the annular steel pipes are contacted with each other, the guide ring strips 20 are contacted with the inner walls of the adjacent annular steel pipes, further, the outer ring of the standard ring 1, the adjacent ring 2 and the capping ring 3, which are longitudinally provided with one end of the guide ring strips 20, is provided with a convex strip structure, and meanwhile, the other end is provided with a groove structure, the convex strip structure and the groove structure are mutually clamped, the convex strip and the groove structure are matched with the guide ring strips 20, so that one longitudinal ends of the standard ring 1, the adjacent ring 2 and the capping ring 3 can be in clamping fit with the other end, the first plug 10 and the second plug 13 can be stably inserted into corresponding through holes when in rotary connection, three standard rings 1, two adjacent rings 2 and one capping ring 3 are mutually connected to form an annular steel pipe, specifically, the opposite faces of the two adjacent rings 2 in the annular direction are provided with capping ring sliding grooves 23, the cross section of the capping ring sliding grooves 23 is in an inverted trapezoid shape, the two faces of the capping ring 3 in the annular direction are provided with trapezoid connecting blocks, so that the capping ring 3 can be smoothly inserted between the two adjacent rings 2 in a sliding manner, further, in order to ensure that the connection of the capping ring 3 is more stable, the two longitudinal end faces of the capping ring 3 are different in arc length, the end faces with shorter arc length are firstly inserted between the two adjacent rings 2, two first inner lining rings 4 and one second inner lining ring 5 are connected in the adjacent annular steel pipes, the first lining ring 4 and the second lining ring 5 form an annular lining together, the inner wall of the annular lining ring is smoother, follow-up pipelines and roads are conveniently constructed, the outer walls of the first lining ring 4 and the second lining ring 5 are provided with guide grooves 21, the guide grooves 21 are slidably connected with the guide ring strips 20, the guide grooves 21 are matched with the guide ring strips 20 to longitudinally limit the first lining ring 4 and the second lining ring 5, simultaneously, the first lining ring 4 can be better in rotation and clamping connection, the outer wall of the first lining ring 4 is fixedly connected with a plurality of lining ring limiting blocks 22, the lining ring limiting blocks 22 can be clamped between the two limiting strips 12, the first lining ring 4 is clamped between the two corresponding limiting strips 12 through the lining ring limiting blocks 22, in particular, when the first lining ring 4 is connected, the guide grooves 21 on the first lining ring 4 are aligned with the guide ring strips 20, the lining ring limiting strips 22 are correspondingly two corresponding limiting strips 12, the first lining ring 4 is then connected with the first lining ring 4 in a position, the first lining ring 4 can be more in rotation and clamping connection with the second lining ring 5, and the first lining ring 4 can be more in rotation and clamping connection with the second lining ring 4, and the first lining ring 4 can be more in rotation and the two limiting strips 4 are more in rotation and the first lining ring 4 are more smooth, and the two lining ring 4 are connected with the first lining ring 4 and the two lining rings 5 are more in rotation and the two limiting strips, and the inner ring 4 are more in rotation and the limiting strips are connected with the first lining ring 4.
Referring to fig. 4, fig. 7, fig. 8, fig. 9, fig. 10, the standard ring 1 is provided with a first through hole 8 at the other end of the second through hole 15 in the longitudinal direction, the first through hole 8 is also provided with a through hole at the position corresponding to the first through hole 10, the standard ring 1 is provided with a third through hole 14 at the position corresponding to the second through hole 13, the second through hole 14 is also provided with a through hole at the position corresponding to the third through hole 14, the insert 6 is provided with a second through hole 9 at one end close to the first through hole 7, a connecting bolt passes between the first through hole 7, the second through hole 13, the third through hole 14 and the second through hole 9, the connecting bolt passes through the first through hole 8, the second through hole 15 and the first through hole 10, after the longitudinal standard ring 1 is mutually connected in a self-locking manner, the longitudinally adjacent standard ring 1 is further fastened and connected by utilizing the position of the bolt, the longitudinally adjacent standard ring 1 is in the same way, the first through hole 10 and the second through hole 13 are both arc-shaped steel plates, a certain elastic deformation space is provided between the insert 6 and the second through hole 9, the first through hole 10 and the second through hole 13, and the second through hole 10 are stably deformed to the side wall of the first through hole and the first through hole 13.
Referring to fig. 12, 14 and 16, the standard ring 1, the adjacent ring 2 and the capping ring 3 are provided with corresponding bolt connection holes between adjacent surfaces in the circumferential direction, the circumferential bolt connection holes penetrate through the connection bolts to further improve the connection stability of the annular steel pipes, and the bolts penetrate through the connection holes to stably connect the corresponding standard ring 1, the adjacent ring 2 and the capping ring 3, so that gaps among the standard ring 1, the adjacent ring 2 and the capping ring 3 are smaller and are connected more tightly.
Referring to fig. 1 and 5, the longitudinal lengths of the first lining ring 4 and the second lining ring 5 are the same as those of the standard ring 1, the adjacent first lining ring 4 and the second lining ring 5 are connected by segment bolts, gaps between the longitudinally adjacent first lining ring 4 and the second lining ring 5 in the longitudinally adjacent surfaces are reduced as far as possible, the circumferentially adjacent surfaces of the adjacent two first lining rings 4 are positioned at the top end of the annular lining, the arc lengths of the two first lining rings 4 and the second lining ring 5 are equal, after the two first lining rings 4 are connected in a rotating manner, the rest second lining ring 5 can be stably placed between the two first lining rings 4 by self-gravity, then the segment bolts can be used for connecting the two first lining rings 4 and the second lining ring 5, and the two newly laid first lining rings 4 and the second lining ring 5 are connected in the longitudinal direction with the existing annular lining ring, and the first lining rings 4 are arranged on the first lining rings 4, the two first lining rings 22 are connected with the first lining rings 4, and the two lining rings 4 are connected with the second lining rings 4 in a rotating manner, and the two lining rings 4 are not connected with the first lining rings 4, and the two lining rings 4 are connected with the second lining rings 4 in a rotating manner, and the two lining rings are not connected with each other, and the first lining rings 4 are connected with the first lining rings 4 and the two lining rings are not connected with the first lining rings 4, and the first lining rings are not connected with the first lining rings and the inner rings are easy to be connected.
The working principle of the invention is as follows: the forefront group of annular steel pipes are fixed on the base surface of the connecting channel in a welding mode and the like, then the first adjacent ring 2 is clamped in a rotating mode, then the three standard rings 1 are clamped in a rotating mode in sequence, the second adjacent ring 2 is clamped in a rotating mode, and finally the top sealing ring 3 is inserted in a sliding mode to form the second group of annular steel pipes.
The bolts penetrate through the connecting holes on the annular steel pipes to further strengthen the annular steel pipes, so that the connection of the annular steel pipes is more stable.
The steel pipe sheets are sequentially connected in the longitudinal direction, two first lining rings 4 are sequentially connected in a rotating manner in the region where the steel pipe sheets are connected, a second lining ring 5 is arranged between the two first lining rings 4, adjacent lining rings are connected through pipe sheet bolts, and the rest first lining rings 4 and the second lining rings 5 are connected in the longitudinal direction.
Although embodiments of the invention have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the invention as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the invention, provided that such modifications are within the scope of the appended claims.
Claims (10)
1. The utility model provides a steel-pipe piece coupling mechanism that can auto-lock is connected, includes standard ring (1), face and meet ring (2) and seal top ring (3), its characterized in that: the standard ring (1) is fixedly connected with an inserting strip (6) at one longitudinal end, one end of the inserting strip (6) is fixedly connected with the standard ring (1), a first plug (10) is arranged at the other end, a second port (15) for accommodating the first plug (10) is arranged at the position of the other longitudinal end of the standard ring (1) corresponding to the first plug (10), a first port (7) is arranged at one side of the inserting strip (6) of the standard ring (1), the utility model discloses a standard ring, including standard ring (1), first through-hole (7) and inserting piece (16), standard ring (1), the position department that the longitudinal other end of standard ring (1) corresponds first through-hole (7) is provided with second plug (13) that are used for the card to go into first through-hole (7), one side of second plug (13) is provided with supplies cutting (6) male socket (11), the structure that faces the longitudinal both ends of ring (2) is the same with standard ring (1), be provided with inserted sheet (16) and inserted sheet mouth (18) between the hoop terminal surface that faces ring (2) respectively, inserted sheet (16) joint in inserted sheet mouth (18).
2. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 1, wherein: the inner sides of the standard ring (1) and the adjacent ring (2) are provided with two limiting strips (12) from the second port (15) to the socket (11), the two limiting strips (12) are arc-shaped and parallel to each other, and the two limiting strips (12) are respectively positioned at two radial ends of the second port (15).
3. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 1, wherein: the standard ring (1), the adjacent ring (2) and the capping ring (3) are provided with guide ring strips (20) at one longitudinal end.
4. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 3, wherein: the three standard rings (1), the two adjacent rings (2) and the one capping ring (3) are connected with each other to form an annular steel pipe, two first lining rings (4) and one second lining ring (5) are connected in adjacent annular steel pipes, and the first lining rings (4) and the second lining rings (5) form an annular lining together.
5. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 4, wherein: the outer walls of the first lining ring (4) and the second lining ring (5) are provided with guide grooves (21), and the guide grooves (21) are in sliding connection with the guide ring strips (20).
6. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 4, wherein: the outer wall of the first inner lining ring (4) is fixedly connected with a plurality of lining ring limiting blocks (22), and the lining ring limiting blocks (22) can be clamped between the two limiting bars (12).
7. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 1, wherein: the standard ring (1) is provided with first perforation (8) at the longitudinal other end of second opening (15), first plug (10) corresponds first perforation (8) department and is provided with the perforation equally, standard ring (1) is provided with third perforation (14) in the corresponding position department of second plug (13), second plug (13) corresponds third perforation (14) department and is provided with the perforation equally, cutting (6) are provided with second perforation (9) in the one end that is close to first opening (7), pass between first opening (7), second plug (13), third perforation (14), second perforation (9) and have connecting bolt, pass between first perforation (8), second opening (15), first plug (10) and have connecting bolt.
8. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 1, wherein: corresponding bolt connection holes are formed in the adjacent surfaces of the standard ring (1), the adjacent ring (2) and the capping ring (3).
9. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 5, wherein: the longitudinal lengths of the first lining ring (4) and the second lining ring (5) are the same as those of the standard ring (1), and the adjacent first lining ring (4) and second lining ring (5) are connected through segment bolts.
10. The steel pipe sheet connecting mechanism capable of self-locking connection according to claim 9, wherein: the adjacent surfaces of the adjacent two first lining rings (4) in the circumferential direction are positioned at the top ends of the annular lining, and the arc lengths of the two first lining rings (4) and the second lining rings (5) are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310461575.2A CN116181374A (en) | 2023-04-26 | 2023-04-26 | Steel pipe piece coupling mechanism that can auto-lock is connected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310461575.2A CN116181374A (en) | 2023-04-26 | 2023-04-26 | Steel pipe piece coupling mechanism that can auto-lock is connected |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116181374A true CN116181374A (en) | 2023-05-30 |
Family
ID=86433066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310461575.2A Withdrawn CN116181374A (en) | 2023-04-26 | 2023-04-26 | Steel pipe piece coupling mechanism that can auto-lock is connected |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116181374A (en) |
-
2023
- 2023-04-26 CN CN202310461575.2A patent/CN116181374A/en not_active Withdrawn
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Application publication date: 20230530 |