CN106759942B - Integrally-cured welding-free pin lock connecting structure and construction method thereof - Google Patents
Integrally-cured welding-free pin lock connecting structure and construction method thereof Download PDFInfo
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- CN106759942B CN106759942B CN201710115857.1A CN201710115857A CN106759942B CN 106759942 B CN106759942 B CN 106759942B CN 201710115857 A CN201710115857 A CN 201710115857A CN 106759942 B CN106759942 B CN 106759942B
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- 238000010276 construction Methods 0.000 title claims abstract description 11
- 239000012530 fluid Substances 0.000 claims abstract description 102
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 238000005192 partition Methods 0.000 claims abstract description 22
- 239000002002 slurry Substances 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 9
- 230000000630 rising effect Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 238000007712 rapid solidification Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4114—Elements with sockets
- E04B1/4142—Elements with sockets with transverse hook- or loop-receiving parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4114—Elements with sockets
- E04B1/415—Elements with sockets with captive and extendable anchoring parts, e.g. spring-loaded bolts, hanging rings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention provides an integrally solidified welding-free pin lock connecting structure and a construction method thereof, wherein the welding-free pin lock connecting structure comprises a pin part and a locking part which are respectively arranged on two members and the ends of the pin part and the locking part are close to each other; the bolt part comprises a bolt barrel and a bolt; the locking part comprises a lock cylinder with an open end and a lock catch matched with the plug-in end of the bolt; one end of the pin cylinder is open and close to the open end of the lock cylinder, and the other end of the pin cylinder is provided with a baffle; the plug pin is arranged in the pin barrel, the two ends of the plug pin are respectively a plug end and a push end, the plug end points to the open end of the pin barrel, and a fluid accommodating cavity or an elastic piece accommodating cavity is formed in a pin barrel space between the push end and the pin barrel partition; when the pin lock connecting structure is used for connecting components, the pin is pushed by fluid or an elastic piece to be inserted into the lock catch and locked, and then the connecting structure is filled with quick setting liquid to fixedly connect the pin cylinder and the lock cylinder into a whole; the invention can complete the splicing operation of the connecting pieces of the building components by the self-contained power structure and strengthen the connecting structure by quickly solidifying liquid.
Description
Technical Field
The invention relates to the field of buildings, in particular to an integrally solidified welding-free pin lock connecting structure and a construction method thereof.
Background
In recent years, a plug-in structure is applied to building component connection, the structure has the advantages of no need of welding and convenience in implementation, but the structure needs component movement to complete plug-in action when in use, and building components with complex shapes and compact designs are sometimes difficult to plug-in when in specific construction, so that the application of the plug-in structure to the building components with complex shapes and compact designs is limited, and how to solve the problem is a research direction.
Disclosure of Invention
The invention provides an integrally solidified welding-free pin lock connecting structure and a construction method thereof, which can complete the splicing operation of connecting pieces of building members by using a self-contained power structure.
The invention adopts the following technical scheme.
An integrally solidified welding-free pin lock connecting structure and a construction method thereof are disclosed, wherein the pin lock connecting structure comprises a pin part and a locking part which are respectively arranged on two members and the ends of the pin part and the locking part are close to each other; the bolt part comprises a bolt barrel and a bolt; the locking part comprises a lock cylinder with an open end and a lock catch matched with the plug-in end of the bolt; one end of the pin cylinder is open and close to the open end of the lock cylinder, and the other end of the pin cylinder is provided with a baffle; the plug pin is arranged in the pin barrel, the two ends of the plug pin are respectively a plug end and a push end, the plug end points to the open end of the pin barrel, and a fluid accommodating cavity or an elastic piece accommodating cavity is formed in a pin barrel space between the push end and the pin barrel partition; when the pin lock connecting structure is used for connecting components, if the pin barrel space between the thrust end and the pin barrel partition is a fluid accommodating cavity, the inserted pin is pushed by fluid in the fluid accommodating cavity to be inserted into the lock catch and locked; if the pin barrel space between the thrust end and the pin barrel partition is an elastic piece accommodating cavity, the plug pin is pushed by an elastic piece in the elastic piece accommodating cavity to be inserted into the lock catch and locked.
When the pin barrel space between the thrust end and the pin barrel partition is a fluid containing cavity, a grouting hole is formed in the side wall of the cavity of the fluid containing cavity and communicated with the outside of the pin barrel.
The bolt is a stepped shaft, the large end of the stepped shaft is a thrust end, the small end of the stepped shaft is a splicing end, and the side wall of the large end of the stepped shaft is connected with the side wall of the pin barrel and slides at the side wall of the pin barrel.
And an annular groove matched with the lock catch is arranged at the small end of the stepped shaft.
After the bolt is inserted into the lock catch to a preset length, fluid formed by rapidly solidifying the liquid is injected into the fluid containing cavity through the grouting hole; a slurry groove communicated with the fluid containing cavity is arranged on the side wall of the large end of the stepped shaft; when the bolt is pushed to the large end of the stepped shaft by fluid and is blocked by the limiting baffle plate, and the open end of the pin cylinder is jointed and communicated with the open end of the lock cylinder, the fluid enters the lock catch through the slurry groove due to the rising grouting pressure in the fluid containing cavity, and the rapid solidification liquid in the pin cylinder and the lock cylinder is solidified to form solid for fixedly connecting the pin cylinder and the lock cylinder.
When the pin barrel space between the bearing end and the pin barrel partition is an elastic piece accommodating cavity, a spring is arranged in the elastic piece accommodating cavity, a spring locking pin capable of moving out is arranged on the side wall of the cavity of the elastic piece accommodating cavity, and the spring locking pin is limited to the movable end of the spring in a compression state so as to enable the spring to keep a compression state.
The side wall of the pin barrel is provided with a limiting part for limiting the large end of the stepped shaft in an initial state of the plug pin, the limiting part is a spring sheet or a limiting bead, when the limiting part is a spring sheet, the spring sheet is a C-shaped elastic piece, the C-shaped spring sheet is pressed on the inner wall of the pin barrel by the elasticity of the C-shaped spring sheet, and the C-shaped spring sheet is wound on the side of the small end of the stepped shaft and is adjacent to the large end of the stepped shaft; when the limiting piece is a limiting ball, the limiting ball is supported in the spring accommodating hole in the side wall of the pin cylinder through a spring.
The open end of the pin cylinder is provided with a limit baffle plate for limiting the large end of the stepped shaft in the pushing state of the plug pin.
The lock catch is internally provided with an elastic sheet or a ball, and when the bolt is inserted into the lock catch, the elastic sheet or the ball enters the annular groove of the bolt, so that the bolt is locked in the lock catch.
The construction method sequentially comprises the following steps;
a1, determining connection points on two members to be connected, and respectively installing plug pin parts and locking parts on the connection points of the two members, wherein the plug pin parts correspond to the locking parts one by one;
a2, moving the two components close until the surfaces of the two components to be connected contact each other, and the plug pin parts arranged on the two components are closely adjacent to the end parts of the locking part; the open end of the lock cylinder is jointed and communicated with the open end of the lock cylinder;
a3, when the space between the thrust end of the plug pin and the pin barrel is a fluid containing cavity, the constructor injects fluid C into the fluid containing cavity through the grouting hole, the fluid can be liquid or gas, the plug pin is pushed by the fluid in the fluid containing cavity to be inserted into the lock catch and locked; when the pin barrel space between the thrust end and the pin barrel partition is an elastic piece accommodating cavity, a constructor unlocks a spring in the elastic piece accommodating cavity to open the elastic piece accommodating cavity, and the bolt is pushed by the spring to be inserted into the lock catch and locked;
a4, after the bolt is inserted into the lock catch to a preset length, injecting fluid D formed by fast solidifying liquid into the fluid containing cavity through the grouting hole; when the plug pin is pushed to the large end of the stepped shaft by fluid and is blocked by the limiting baffle plate, and the open end of the pin cylinder is in fit communication with the open end of the lock cylinder, the fluid enters the lock cylinder through the slurry tank due to the grouting pressure rising in the fluid accommodating cavity;
a5, when the lock cylinder is full of fluid D, the constructor blocks the grouting hole, and the quick solidifying liquid in the pin cylinder and the lock cylinder solidifies to form solid for fixedly connecting the pin cylinder and the lock cylinder, thus completing the connection of the two components.
Preferably, in step a3, when the pin barrel space between the thrust end of the plug pin and the pin barrel barrier is the fluid receiving cavity, the fluid C and the fluid D are both formed by fast solidifying liquid.
In the invention, two ends of a plug pin are respectively a plug end and a push end, the plug end points to the open end of a pin barrel, and a pin barrel space between the push end and a pin barrel partition forms a fluid accommodating cavity or an elastic piece accommodating cavity; when the pin lock connecting structure is used for connecting components, if the pin barrel space between the thrust end and the pin barrel partition is a fluid accommodating cavity, the inserted pin is pushed by fluid in the fluid accommodating cavity to be inserted into the lock catch and locked; if the pin barrel space between the thrust end and the pin barrel partition is an elastic piece accommodating cavity, the bolt is pushed by an elastic piece in the elastic piece accommodating cavity to be inserted into the lock catch and locked; the design ensures that the building components do not need to be spliced when being connected, and the building components needing to be connected only need to be placed in place, and then the power structure of the splicing structure is used for pushing the plug pin to move to complete splicing.
In the invention, when the pin barrel space between the thrust end and the pin barrel partition is a fluid containing cavity, a grouting hole is arranged on the side wall of the cavity of the fluid containing cavity and communicated with the outside of the pin barrel; after the bolt is inserted into the lock catch to a preset length, fluid formed by rapidly solidifying the liquid is injected into the fluid containing cavity through the grouting hole; this design makes the power structure of this product easily drive and the bolt is fixed more reliably, only needs to pour into the quick solidification liquid into to fluid holding intracavity through the slip casting hole, can promote the bolt and carry out the grafting operation, and after liquid solidifies, the bolt position is fixed promptly, is difficult for droing.
According to the invention, when a pin barrel space between the thrust end and the pin barrel partition is an elastic piece accommodating cavity, a spring is arranged in the elastic piece accommodating cavity, a removable spring locking pin is arranged on the side wall of the cavity of the elastic piece accommodating cavity, and the spring locking pin limits the movable end of the compressed spring so as to keep the spring in a compressed state; an annular groove matched with the lock catch is formed at the small end of the stepped shaft; the lock catch is internally provided with an elastic sheet or a ball, and when the bolt is inserted into the lock catch, the elastic sheet or the ball enters the annular groove of the bolt, so that the bolt is locked in the lock catch; the design makes the invention easier to use, and when in plugging, a user only needs to pull out the spring locking pin of the elastic piece accommodating cavity from the side wall of the pin cylinder, so that the spring can push the plug pin to complete the plugging operation.
In the invention, a position limiting part for limiting the large end of the stepped shaft in the initial state of the bolt is arranged on the side wall of the pin barrel, the position limiting part is an elastic sheet or a position limiting bead, when the position limiting part is an elastic sheet, the elastic sheet is a C-shaped elastic piece, the C-shaped elastic sheet is pressed on the inner wall of the pin barrel by the elasticity of the C-shaped elastic sheet, and the C-shaped elastic sheet is wound around the side of the small end of the stepped shaft and is adjacent to the large end of the stepped shaft; when the limiting piece is a limiting ball, the limiting ball is supported in a spring accommodating hole in the side wall of the pin cylinder by a spring; the design ensures that the initial state of the bolt can be reliably fixed in the bolt barrel and is not easy to loosen from the bolt barrel due to vibration.
In the invention, a limit baffle plate for limiting the large end of the stepped shaft in a plug-out state is arranged at the open end of the pin cylinder; this design makes this structure when carrying out the grafting operation, and the bolt can be pegged graft with the mortise lock length of guaranteeing the grafting quality, helps promoting the grafting reliability, also is favorable to protecting a lock section of thick bamboo structure.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic view of the plug pin portion of the present invention (fluid driven, with the large end of the stepped shaft being limited by a limiting bead);
FIG. 2 is a schematic view of the plug portion of the present invention when pushed out (fluid-driven mode);
FIG. 3 is a schematic view of the latch of the present invention;
FIG. 4 is a schematic illustration of the plug pin portion and the locking portion of the present invention;
FIG. 5 is a schematic view of the present invention connecting two building elements;
FIG. 6 is a schematic view of the present invention connecting a plug pin portion and a lock portion with a solidified fast setting liquid;
FIG. 7 is another schematic view of the plug pin portion of the present invention (fluid driven, with spring plate to limit the large end of the stepped shaft);
FIG. 8 is a schematic view of a C-shaped spring plate pressed against the inner wall of a pin barrel;
in the figure: 1-a limit baffle; 2-annular groove; 3, inserting a pin; 4-big end of stepped shaft; 5-a pin cylinder; 6-fluid containing cavity; 7-blocking; 8-a limiting bead; 9-a spring; 10-grouting holes; 11-fluid (fast setting liquid); 12-a lock cylinder; 13-locking; 14-balls in the shackle; 15-a locking portion; 16-a plug pin portion; 17-a member with a plug portion mounted thereon; 18-a member fitted with a locking portion; 19-a plug-in end; 20-a thrust end; 21-a slurry tank; 22-C shaped spring plate.
Detailed Description
1-5, an integrally solidified weldless pin lock connecting structure and a construction method thereof, wherein the pin lock connecting structure comprises a plug pin part 16 and a locking part 15 which are respectively arranged on two members 17 and 18 and have close adjacent ends; the plug pin part 16 comprises a pin cylinder 5 and a plug pin 3; the locking part 15 comprises a lock cylinder 12 with an open end and a lock catch 13 matched with the inserting end 19 of the bolt 3; one end of the pin cylinder 5 is open and close to the open end of the lock cylinder 12, and the other end is provided with a baffle 7; the plug pin 3 is arranged in the pin barrel 5, the two ends of the plug pin 3 are respectively provided with a plug end 19 and a push end 20, the plug end 19 points to the open end of the pin barrel, and a pin barrel space between the push end 20 and the pin barrel partition 7 forms a fluid containing cavity 6 or an elastic piece containing cavity; when the pin lock connecting structure is used for connecting components, if the pin cylinder space between the thrust end 20 and the pin cylinder baffle 7 is the fluid accommodating cavity 6, the plug pin 3 is pushed by the fluid 11 in the fluid accommodating cavity 6 to be inserted into the lock catch 13 and locked; if the pin barrel space between the push end and the pin barrel partition is an elastic piece accommodating cavity, the bolt is pushed by an elastic piece in the elastic piece accommodating cavity to be inserted into the lock catch and locked.
When the pin barrel space between the thrust end and the pin barrel partition is a fluid containing cavity, the side wall of the cavity of the fluid containing cavity 6 is provided with a grouting hole 10 communicated with the outside of the pin barrel 7.
The bolt 3 is a stepped shaft, the large end of the stepped shaft is a thrust end, the small end of the stepped shaft is a splicing end, and the side wall of the large end 4 of the stepped shaft is connected with the side wall of the pin cylinder 5 and slides at the side wall of the pin cylinder 5.
And an annular groove 2 matched with the lock catch is arranged at the small end of the stepped shaft.
After the bolt is inserted into the lock catch to a preset length, fluid formed by rapidly solidifying the liquid is injected into the fluid containing cavity through the grouting hole; a slurry groove 21 communicated with the fluid containing cavity is arranged on the side wall of the large end of the stepped shaft; when the bolt is pushed to the large end of the stepped shaft by fluid and is blocked by the limiting baffle plate, and the open end of the pin cylinder is jointed and communicated with the open end of the lock cylinder, the fluid enters the lock catch through the slurry groove 21 due to the rising grouting pressure in the fluid containing cavity, and the rapid solidification liquid in the pin cylinder and the lock cylinder is solidified to form solid for fixedly connecting the pin cylinder and the lock cylinder.
When the pin barrel space between the bearing end 20 and the pin barrel barrier 7 is an elastic piece accommodating cavity, a spring is arranged in the elastic piece accommodating cavity, a spring locking pin capable of moving out is arranged on the side wall of the cavity of the elastic piece accommodating cavity, and the spring locking pin is limited to the movable end of the spring in a compressed state so as to enable the spring to keep a compressed state.
The side wall of the pin cylinder 5 is provided with a limiting piece for limiting the large end 4 of the stepped shaft in the initial state of the pin (so that the stepped shaft is not loosened in the transportation process, and the matching relationship of the limiting piece is relieved by fluid thrust or elasticity when the stepped shaft is in formal use), the limiting piece is a spring sheet or a limiting bead 8, when the limiting piece is a spring sheet, the spring sheet is a C-shaped elastic piece, the C-shaped spring sheet is pressed on the inner wall of the pin cylinder by the elasticity of the C-shaped spring sheet, and the C-shaped spring sheet is wound around the side of the small end of the stepped shaft and is adjacent to the large end of the stepped shaft; when the limiting piece is a limiting ball, the limiting ball 8 is supported in the spring accommodating hole in the side wall of the pin cylinder by a spring 9.
The open end of the pin cylinder is provided with a limit baffle 1 for limiting the large end 4 of the stepped shaft in the pushing state of the pin.
The lock catch 13 is internally provided with a spring sheet or a ball 14, and when the bolt 3 is inserted into the lock catch 13, the spring sheet or the ball 14 enters the annular groove 2 of the bolt, so that the bolt is locked in the lock catch.
The construction method sequentially comprises the following steps;
a1, determining connection points on two members to be connected, and respectively installing plug pin parts and locking parts on the connection points of the two members, wherein the plug pin parts correspond to the locking parts one by one;
a2, moving the two components close until the surfaces of the two components to be connected contact each other, and the plug pin parts arranged on the two components are closely adjacent to the end parts of the locking part; the open end of the lock cylinder is jointed and communicated with the open end of the lock cylinder;
a3, when the space between the thrust end of the plug pin and the pin barrel is a fluid containing cavity, the constructor injects fluid C into the fluid containing cavity through the grouting hole, the fluid can be liquid or gas, the plug pin is pushed by the fluid in the fluid containing cavity to be inserted into the lock catch and locked; when the pin barrel space between the thrust end and the pin barrel partition is an elastic piece accommodating cavity, a constructor unlocks a spring in the elastic piece accommodating cavity to open the elastic piece accommodating cavity, and the bolt is pushed by the spring to be inserted into the lock catch and locked;
a4, after the bolt is inserted into the lock catch to a preset length, injecting fluid D formed by fast solidifying liquid into the fluid containing cavity through the grouting hole; when the plug pin is pushed to the large end of the stepped shaft by fluid and is blocked by the limiting baffle plate, and the open end of the pin cylinder is jointed and communicated with the open end of the lock cylinder, the fluid enters the lock cylinder and other holes which can enter the lock cylinder through the slurry groove due to the rising grouting pressure in the fluid containing cavity;
a5, when the lock cylinder is full of fluid D, the constructor blocks the grouting hole, and the quick solidifying liquid in the pin cylinder and the lock cylinder solidifies to form solid for fixedly connecting the pin cylinder and the lock cylinder, thus completing the connection of the two components.
Preferably, in step a3, when the pin barrel space between the thrust end of the plug pin and the pin barrel barrier is the fluid receiving cavity, the fluid C and the fluid D are both formed by fast solidifying liquid.
In order to increase the friction force and reduce the sectional area, the perimeter of the C-shaped elastic sheet reaches about four fifths of the perimeter of the round large end of the stepped shaft.
The embodiment is as follows:
when a building component 17 provided with a plug pin part and a component 18 provided with a locking part need to be connected, the two components are firstly placed in close contact with each other, so that the open ends of the plug pin part 16 and the locking part 15 are opposite to each other, then a constructor injects quick solidification liquid into a fluid containing cavity through a grouting hole of the plug pin part, so that the plug pin 3 is pushed by the fluid 11 in the fluid containing cavity 6, the plug pin continues to advance after overcoming the resistance of a limiting part (a C-shaped elastic sheet or a limiting bead) at the large end of the stepped shaft and is inserted into the lock catch 13, and in the movement process of the plug pin, the limiting baffle limits the large end 4 of the stepped shaft, so that the plug end of the plug pin 3 can only be inserted into the lock catch with the designed length.
When the length of the inserting end of the bolt 3 inserted into the lock catch reaches the designed length, the ball 14 in the lock catch 13 is squeezed into the annular groove 2 of the bolt 3 to form a ball belt, the bolt is locked in the lock catch, then a constructor plugs the grouting hole to prevent liquid from leaking, and after the quick solidification liquid in the fluid containing cavity is solidified, the bolt is reliably locked in the lock catch, so that the components 17 and 18 are connected into a whole.
Claims (6)
1. The utility model provides a no welding pin lock connection structure of integrative solidification which characterized in that: the pin lock connecting structure comprises a pin part and a locking part which are respectively arranged on the two components and the ends of which are close to each other; the bolt part comprises a bolt barrel and a bolt; the locking part comprises a lock cylinder with an open end and a lock catch matched with the plug-in end of the bolt; one end of the pin cylinder is open and close to the open end of the lock cylinder, and the other end of the pin cylinder is provided with a baffle; the plug pin is arranged in the pin barrel, the two ends of the plug pin are respectively a plug end and a push end, the plug end points to the open end of the pin barrel, and a fluid accommodating cavity or an elastic piece accommodating cavity is formed in a pin barrel space between the push end and the pin barrel partition; when the pin lock connecting structure is used for connecting components, if the pin barrel space between the thrust end and the pin barrel partition is a fluid accommodating cavity, the inserted pin is pushed by fluid in the fluid accommodating cavity to be inserted into the lock catch and locked; if the pin barrel space between the thrust end and the pin barrel partition is an elastic piece accommodating cavity, the plug pin is pushed by an elastic piece in the elastic piece accommodating cavity to be inserted into the lock catch and locked;
when the pin cylinder space between the thrust end and the pin cylinder partition is a fluid accommodating cavity, a grouting hole is formed in the side wall of the cavity of the fluid accommodating cavity and communicated with the outside of the pin cylinder;
the bolt is a stepped shaft, the large end of the stepped shaft is a thrust end, the small end of the stepped shaft is an inserting end, and the side wall of the large end of the stepped shaft is connected with and slides at the side wall of the pin barrel;
an annular groove matched with the lock catch is formed at the small end of the stepped shaft;
after the bolt is inserted into the lock catch to a preset length, fluid formed by rapidly solidifying the liquid is injected into the fluid containing cavity through the grouting hole; a slurry groove communicated with the fluid containing cavity is arranged on the side wall of the large end of the stepped shaft; when the plug pin is pushed to the large end of the stepped shaft by fluid and is blocked by the limiting baffle plate, and the open end of the pin cylinder is jointed and communicated with the open end of the lock cylinder, the fluid enters the lock catch through the slurry groove due to the rising grouting pressure in the fluid containing cavity, and the rapid solidification liquid in the pin cylinder and the lock cylinder is solidified to form a solid for fixedly connecting the pin cylinder and the lock cylinder;
when the pin barrel space between the bearing end and the pin barrel partition is an elastic piece accommodating cavity, a spring is arranged in the elastic piece accommodating cavity, a spring locking pin capable of moving out is arranged on the side wall of the cavity of the elastic piece accommodating cavity, and the spring locking pin is limited to the movable end of the spring in a compression state so as to enable the spring to keep a compression state.
2. The integrally cured weldless latch connection of claim 1, wherein: the side wall of the pin barrel is provided with a limiting part for limiting the large end of the stepped shaft in an initial state of the plug pin, the limiting part is a spring sheet or a limiting bead, when the limiting part is a spring sheet, the spring sheet is a C-shaped elastic piece, the C-shaped spring sheet is pressed on the inner wall of the pin barrel by the elasticity of the C-shaped spring sheet, and the C-shaped spring sheet is wound on the side of the small end of the stepped shaft and is adjacent to the large end of the stepped shaft; when the limiting piece is a limiting bead, the limiting bead is supported in the spring accommodating hole in the side wall of the pin cylinder through a spring.
3. The integrally cured weldless latch connection of claim 1, wherein: the open end of the pin cylinder is provided with a limit baffle plate for limiting the large end of the stepped shaft in the pushing state of the plug pin.
4. The integrally cured weldless latch connection of claim 1, wherein: the lock catch is internally provided with an elastic sheet or a ball, and when the bolt is inserted into the lock catch, the elastic sheet or the ball enters the annular groove of the bolt, so that the bolt is locked in the lock catch.
5. The integrally cured weldless latch connection of claim 1, wherein: the construction method of the welding-free pin lock connecting structure sequentially comprises the following steps;
a1, determining connection points on two members to be connected, and respectively installing plug pin parts and locking parts on the connection points of the two members, wherein the plug pin parts correspond to the locking parts one by one;
a2, moving the two components close until the surfaces of the two components to be connected contact each other, and the plug pin parts arranged on the two components are closely adjacent to the end parts of the locking part; the open end of the lock cylinder is jointed and communicated with the open end of the lock cylinder;
a3, when the space between the thrust end of the plug pin and the pin barrel is a fluid containing cavity, the constructor injects fluid C into the fluid containing cavity through the grouting hole, the fluid can be liquid or gas, the plug pin is pushed by the fluid in the fluid containing cavity to be inserted into the lock catch and locked; when the pin barrel space between the thrust end and the pin barrel partition is an elastic piece accommodating cavity, a constructor unlocks a spring in the elastic piece accommodating cavity to open the elastic piece accommodating cavity, and the bolt is pushed by the spring to be inserted into the lock catch and locked;
a4, after the bolt is inserted into the lock catch to a preset length, injecting fluid D formed by fast solidifying liquid into the fluid containing cavity through the grouting hole; when the plug pin is pushed to the large end of the stepped shaft by fluid and is blocked by the limiting baffle plate, and the open end of the pin cylinder is jointed and communicated with the open end of the lock cylinder, the fluid enters the lock cylinder and other holes which can enter the lock cylinder through the slurry tank due to the grouting pressure rising in the fluid containing cavity;
a5, when the lock cylinder is full of fluid D, the constructor blocks the grouting hole, and the quick solidifying liquid in the pin cylinder and the lock cylinder solidifies to form solid for fixedly connecting the pin cylinder and the lock cylinder, thus completing the connection of the two components.
6. The integrally cured weldless latch connection of claim 5, wherein: in step a3, when the pin barrel space between the thrust end of the plug pin and the pin barrel barrier is a fluid accommodating chamber, the fluid C and the fluid D are both formed by fast solidifying liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710115857.1A CN106759942B (en) | 2017-03-01 | 2017-03-01 | Integrally-cured welding-free pin lock connecting structure and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710115857.1A CN106759942B (en) | 2017-03-01 | 2017-03-01 | Integrally-cured welding-free pin lock connecting structure and construction method thereof |
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| CN106759942A CN106759942A (en) | 2017-05-31 |
| CN106759942B true CN106759942B (en) | 2022-07-01 |
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| CN110387881A (en) * | 2018-04-16 | 2019-10-29 | 周兆弟 | A kind of connection member |
| CN108571078A (en) * | 2018-05-09 | 2018-09-25 | 安徽富煌钢构股份有限公司 | A kind of connection structure of novel assembled architecture interior wall and adjacent floor deck |
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