CN117489681A - Detachable quick connector for combined type duct piece circumferential seams and use method thereof - Google Patents
Detachable quick connector for combined type duct piece circumferential seams and use method thereof Download PDFInfo
- Publication number
- CN117489681A CN117489681A CN202311642449.3A CN202311642449A CN117489681A CN 117489681 A CN117489681 A CN 117489681A CN 202311642449 A CN202311642449 A CN 202311642449A CN 117489681 A CN117489681 A CN 117489681A
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- China
- Prior art keywords
- sleeve
- umbrella
- detachable
- shaped
- stud
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 14
- 238000010008 shearing Methods 0.000 claims abstract description 33
- 238000006073 displacement reaction Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 description 6
- 238000004873 anchoring Methods 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 241001397809 Hakea leucoptera Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
- F16B13/06—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
- F16B13/063—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander
- F16B13/066—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander fastened by extracting a separate expander-part, actuated by the screw, nail or the like
Abstract
The invention discloses a detachable quick connector for combined type duct piece circumferential seams, which comprises: stud, shear ring, pin sleeve, detachable umbrella-shaped tooth middle sleeve and bolt sleeve; the shearing ring is arranged in the middle of the stud, the detachable umbrella-shaped tooth middle sleeve and the bolt sleeve are arranged at two ends of the stud, and the pin sleeve is sleeved on the detachable umbrella-shaped tooth middle sleeve. The umbrella-shaped buckling tooth is reasonable and ingenious in structural design, the umbrella-shaped buckling tooth can be bent and deformed, the pulling resistance of the connecting piece is improved, and the bolt sleeve and the pin sleeve pre-buried in the component can be reserved by damaging the detachable umbrella-shaped tooth middle sleeve when needed, so that the component structure is prevented from being damaged when the component is detached.
Description
Technical Field
The invention relates to the technical field of splicing and connecting of concrete prefabricated parts, in particular to a detachable quick connecting piece for a combined type duct piece circumferential seam and a use method thereof.
Background
In the field of concrete prefabricated part assembly, the anti-pulling buckling teeth on the pin body of the traditional quick connecting piece cannot be bent and deformed, the pin body and the anti-pulling buckling teeth of the pin sleeve are extruded for a plurality of times in the process of gradually pressing the pin body into the pin sleeve, the anti-pulling buckling teeth of the pin body are deformed inwards, the anti-pulling buckling teeth of the pin sleeve are deformed outwards, the buckling teeth can be damaged locally, and the anti-pulling capability of the anti-pulling buckling teeth is weakened; when two connected concrete prefabricated components need to be disassembled, the pulling-resistant buckling teeth of the fastened pin body and the pulling-resistant buckling teeth of the pin sleeve are damaged and cannot be reused, so that loss is caused.
There is a need in the art for a quick connector that avoids the loss of pull-out resistance caused by tooth damage and that can be disassembled for reuse.
Disclosure of Invention
In order to solve the problems, the invention discloses a detachable quick connector for a combined type duct piece circumferential seam.
The invention also discloses a use method of the detachable quick connecting piece for the combined type duct piece circumferential seam.
The technical scheme adopted by the invention for achieving the purpose is as follows:
a combined type segment ring seam is with removable quick connector includes: stud, shear ring, pin sleeve, detachable umbrella-shaped tooth middle sleeve and bolt sleeve; the shearing ring is arranged in the middle of the stud, the detachable umbrella-shaped tooth middle sleeve and the bolt sleeve are arranged at two ends of the stud, and the pin sleeve is sleeved on the detachable umbrella-shaped tooth middle sleeve.
Threads are respectively arranged at two ends of the stud, the middle part is a straight section, and the diameter of the straight section is larger than or equal to the thread major diameter of one section of threads.
The shearing ring is a hollow spindle body structure with two ends having large diameters and a small middle diameter, and can be an independent part or a stud and shearing ring assembly integrated with the stud.
The pin sleeve is externally provided with annular or spiral convex edges for strengthening the anchoring effect, is provided with rotation stopping edges, and is internally provided with inner buckling teeth which are in an inner thread buckling tooth or annular buckling tooth structure.
The periphery of the middle sleeve of the detachable umbrella-shaped tooth is provided with umbrella-shaped buckling teeth, the umbrella-shaped buckling teeth are of external thread buckling teeth or annular buckling teeth, the umbrella-shaped buckling teeth are of segmented bendable deformation structures, each umbrella-shaped buckling tooth can be bent inwards in the bending elastic deformation range of the umbrella-shaped buckling tooth when the tooth surface is pressed, and rebound to the original state after the tooth surface pressure disappears, the middle sleeve of the detachable umbrella-shaped tooth is provided with internal threads, and the internal threads of the umbrella-shaped buckling teeth are matched with external threads at one end of the stud.
The outer portion of the bolt sleeve is provided with annular or spiral protruding edges for strengthening the anchoring effect and is provided with rotation stopping edges, the inner portion of the bolt sleeve is of an internal thread structure, and the internal threads of the bolt sleeve are matched with one external threads at one end of the stud.
The connecting parts of the two concrete members are respectively provided with a shearing hole matched with the outer circumferential structure of the shearing ring, the bolt sleeve is embedded at the inner side of the tail end of the shearing hole of one concrete member, and the pin sleeve is embedded at the inner side of the tail end of the shearing hole of the other concrete member.
When two concrete members are connected and installed, the middle sleeve of the detachable umbrella-shaped tooth is tightly screwed at one end of the stud, the shear ring is sleeved at the middle part of the stud, after the other end of the stud is screwed into the bolt sleeve in the concrete member, the concrete member containing the bolt sleeve is moved to the position of the central axis of the stud aligned with the central axis of the embedded pin sleeve of the other concrete, the concrete member containing the bolt sleeve is gradually moved to the concrete member close to the embedded pin sleeve along the central axes of the bolt sleeve and the stud, in the process that the middle sleeve of the detachable umbrella-shaped tooth gradually enters the inside of the pin sleeve, the surface of one umbrella-shaped buckling tooth is contacted with the surface of one inner buckling tooth of the pin sleeve, the umbrella-shaped buckling tooth is inwards bent and deformed, when the umbrella-shaped buckling teeth pass over a certain inner buckling teeth, the umbrella-shaped buckling teeth rebound to an original opening position, the process is continued until the detachable umbrella-shaped tooth middle sleeve enters into the preset depth of the pin sleeve, at the moment, the umbrella-shaped buckling teeth of the detachable umbrella-shaped tooth middle sleeve are respectively buckled with the inner buckling teeth of the pin sleeve, when two concrete members tend to be far away from each other, the bolt sleeve embedded in one concrete member is tensioned by the external thread at one end of the double-headed bolt of the combined type pipe piece circumferential joint, the detachable umbrella-shaped tooth middle sleeve is tensioned by the external thread at the other end of the double-headed bolt, and the pin sleeve embedded in the other concrete member is tensioned by the detachable umbrella-shaped tooth middle sleeve, so that the pulling force generated by the connecting system resists the trend that the two concrete members are far away from each other, and the two concrete members are tensioned together. When the two concrete members tend to shift in the connecting axis, the shearing ring is restrained by the shearing hole of one concrete member, the axis of the shearing ring is difficult to shift relative to the shearing hole, and the shearing ring restrains the shearing hole of the other concrete member, so that the other concrete member is difficult to shift relative to the axis of the shearing ring, and the combined type pipe piece circular seam quick connector has the effect of restraining the two concrete members from shifting in the connecting axis through the shearing action of the shearing ring. The detachable quick connector for the combined type duct piece circumferential weld is designed to be weaker in pulling resistance of the umbrella-shaped buckling teeth of the detachable umbrella-shaped tooth middle sleeve than that of other parts and parts participating in pulling resistance in the connecting system, when two connected concrete members are required to be detached, pulling force is applied to enable one concrete member to be far away from the other concrete member, when the applied pulling force is larger than the umbrella-shaped buckling teeth of the detachable umbrella-shaped tooth middle sleeve, the umbrella-shaped buckling teeth of the detachable umbrella-shaped tooth middle sleeve are damaged, the bolt sleeve, the pin sleeve and the stud bolt which are embedded in the concrete members are not damaged, after the damaged detachable umbrella-shaped tooth middle sleeve is abandoned, the new detachable umbrella-shaped tooth middle sleeve is replaced, and the two concrete members and the rest part of the combined type quick connector for the combined type circumferential weld can be normally used.
The beneficial effects of the invention are as follows: the invention has reasonable and ingenious structural design, as the umbrella-shaped buckling teeth of the middle sleeve of the detachable umbrella-shaped teeth can be bent and deformed, the situation that the anti-pulling buckling teeth on the pin body of the traditional quick connecting piece cannot be bent and deformed is avoided, the anti-pulling buckling teeth of the pin body and the pin sleeve are extruded for a plurality of times in the process of gradually pressing the pin body into the pin sleeve, the anti-pulling inner buckling teeth of the pin body are deformed inwards, the umbrella-shaped buckling teeth of the pin sleeve are deformed outwards, the anti-pulling capability of the buckling teeth can be weakened due to local damage, the anti-pulling capability of the connecting piece is improved, and the bolt sleeve and the pin sleeve pre-buried in the component can be reserved by damaging the middle sleeve of the detachable umbrella-shaped teeth when needed, so that the component structure is prevented from being damaged when the component is disassembled.
The invention will be further described with reference to the drawings and the detailed description.
Drawings
FIG. 1 is an assembly schematic diagram of a detachable quick connector for a combined segment circumferential seam in an embodiment of the invention;
FIG. 2 is an elevation view of a stud in an embodiment of the invention;
FIG. 3 is a front view of a shear ring in an embodiment of the present invention;
FIG. 4 is a side view of a shear ring in an embodiment of the present invention;
FIG. 5 is an elevation view, partially in section, of a pin sleeve in accordance with an embodiment of the present invention
FIG. 6 is a side view of a pin sleeve in an embodiment of the present invention;
FIG. 7 is an elevation view, partially in section, of a removable umbrella tooth middle sleeve according to an embodiment of the present invention;
FIG. 8 is a side view of a removable umbrella tooth middle sleeve in an embodiment of the present invention;
FIG. 9 is an elevation view, partially in section, of a bolt housing in accordance with an embodiment of the invention;
FIG. 10 is a side view of a bolt housing in an embodiment of the invention; FIG. 11 is a schematic illustration of a removable umbrella tooth being nested into a stud in an embodiment of the present invention;
FIG. 12 is a schematic view of the installation of a stud into a bolt housing in an embodiment of the invention;
FIG. 13 is a schematic view of a removable umbrella tooth middle sleeve fitted into a pin sleeve in an embodiment of the present invention.
Detailed Description
The embodiment of the invention is applied to the assembly of the concrete prefabricated part A and the concrete prefabricated part B;
referring to fig. 1 to 7, the detachable quick connector for combined duct piece circumferential seams provided in this embodiment includes: the anti-shearing device comprises a stud 1, a shearing ring 2, a pin sleeve 3, a detachable umbrella-shaped tooth middle sleeve 4 and a bolt sleeve 5, wherein the shearing ring 2 is arranged in the middle of the stud 1, the detachable umbrella-shaped tooth middle sleeve 4 and the bolt sleeve 5 are arranged at two ends of the stud 1, and the pin sleeve 3 is sleeved on the detachable umbrella-shaped tooth middle sleeve 4.
External threads 10 are respectively arranged at two ends of the stud 1, the middle part is a straight section, and the diameter of the straight section is larger than or equal to the thread major diameter of one section of threads.
The shear ring 2 is a hollow spindle body structure with two ends having large diameter and a small middle diameter, and can be a single part or a stud and shear ring assembly integrated with the stud 1.
The pin bush 3 is externally provided with annular or spiral convex edges for strengthening the anchoring effect, is provided with rotation stopping edges, and is internally provided with inner buckling teeth 12, wherein the inner buckling teeth 12 are in an inner thread buckling tooth or annular buckling tooth structure.
The periphery of the detachable umbrella-shaped tooth middle sleeve 4 is provided with umbrella-shaped buckling teeth 7, the umbrella-shaped buckling teeth are of an external thread buckling tooth or annular buckling tooth, the external umbrella-shaped buckling teeth are of a segmented bendable deformation structure, each umbrella-shaped buckling tooth 7 can be bent inwards in the bending elastic deformation range of the umbrella-shaped buckling tooth 7 when the tooth surface is pressed, and rebound to an original state after the tooth surface pressure disappears, the detachable umbrella-shaped tooth middle sleeve 4 is provided with internal threads 8, and the internal threads 8 are matched with one end external threads 10 of the stud 1.
The outer part of the bolt sleeve 5 is provided with annular or spiral protruding edges for strengthening the anchoring effect and is provided with rotation stopping edges, the inner part of the bolt sleeve is provided with an inner thread 9, and the inner thread 9 of the bolt sleeve is matched with one end outer thread 10 of the stud 1.
The connecting parts of the two concrete members are respectively provided with a shearing hole 11 matched with the outer circumferential structure of the shearing ring 2, the bolt sleeve 5 is pre-embedded at the inner side of the tail end of the shearing hole 11 of one concrete member B, and the pin sleeve 3 is pre-embedded at the inner side of the tail end of the shearing hole 11 of the other concrete member A.
When two concrete members are connected and installed, the detachable umbrella-shaped tooth middle sleeve 4 is screwed on one end of the stud 1, the shear ring 2 is sleeved on the middle part of the stud 1, after the other end of the stud 1 is screwed into the bolt sleeve 5 in the concrete member B, the concrete member B containing the bolt sleeve 5 is moved to a position where the central axis of the stud 1 is aligned with the central axis of the embedded pin sleeve 3 of the other concrete member A, the concrete member B containing the bolt sleeve 5 is gradually moved to be close to the concrete member A embedded with the pin sleeve 3 along the central axes of the bolt sleeve 5 and the stud 1, the buckling tooth surface of one umbrella-shaped buckling tooth 7 is contacted with the surface of one inner buckling tooth 12 of the pin sleeve 3 in the process that the detachable umbrella-shaped tooth middle sleeve 4 gradually enters the inside of the pin sleeve 3, the umbrella-shaped buckling teeth 7 are bent inwards, when the umbrella-shaped buckling teeth 7 cross a certain inner buckling teeth 12, the umbrella-shaped buckling teeth 7 rebound to an original opening position, the process is continued until the detachable umbrella-shaped tooth middle sleeve 4 enters into the preset depth of the pin sleeve 3, at the moment, the umbrella-shaped buckling teeth 7 of the detachable umbrella-shaped tooth middle sleeve 4 are respectively buckled with the inner buckling teeth 12 of the pin sleeve 3, when two concrete members have a mutual distant trend, the combined type quick connector has the external thread 10 at one end of the stud 1 used for tightening the bolt sleeve piece 5 embedded in the concrete member B, the external thread 10 at the other end of the stud 1 tightens the internal thread of the detachable umbrella-shaped tooth middle sleeve 4, and the detachable umbrella-shaped tooth middle sleeve 4 tightens the pin sleeve 3 embedded in the concrete member A, the pulling force generated by the connection tightens the two concrete members together against the tendency of the two concrete members to move away from each other. When the two concrete members tend to shift in the connecting axis, the shearing resistant ring 2 is restrained by the shearing resistant hole 11 of one concrete member, the shearing resistant ring 2 restrains the shearing resistant hole 11 of the other concrete member, so that the other concrete member also restrains the shearing resistant hole 11 of the other concrete member from shifting relative to the shearing resistant ring 2, and the combined type pipe piece circumferential seam detachable quick connector has the effect of restraining the two concrete members from shifting in the connecting axis through the shearing resistant action of the shearing resistant ring 2. The detachable quick connector for the combined type duct piece circumferential weld is designed in such a way that the pulling resistance of the umbrella-shaped buckling teeth 7 of the detachable umbrella-shaped tooth middle sleeve 4 is weaker than that of other parts and parts participating in pulling resistance in the connecting system, when two connected concrete members are required to be detached, pulling force is applied to enable one concrete member to be far away from the other concrete member, when the applied pulling force is larger than the damage load of the umbrella-shaped buckling teeth 7 of the detachable umbrella-shaped tooth middle sleeve 4, the umbrella-shaped buckling teeth 7 of the detachable umbrella-shaped tooth middle sleeve 4 are damaged, the bolt sleeve 5, the pin sleeve 3 and the double-headed bolts 1 embedded in the concrete members are not damaged, after the damaged detachable umbrella-shaped tooth middle sleeve 4 is abandoned, the new detachable umbrella-shaped tooth middle sleeve 4 is replaced, and the two concrete members and the rest part of the combined type quick connector for the combined type duct piece circumferential weld can be normally used.
The above description is only of the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any person skilled in the art can make many possible variations and modifications to the technical solution of the present invention or modifications to equivalent embodiments using the technical means and technical contents disclosed above without departing from the scope of the technical solution of the present invention. Therefore, all equivalent changes according to the shape, structure and principle of the present invention are covered in the protection scope of the present invention.
Claims (10)
1. The utility model provides a detachable quick connector is used to combination formula section of jurisdiction girth which characterized in that includes: stud, shear ring, pin sleeve, detachable umbrella-shaped tooth middle sleeve and bolt sleeve; the shearing ring is arranged in the middle of the stud, the detachable umbrella-shaped tooth middle sleeve and the bolt sleeve are arranged at two ends of the stud, and the pin sleeve is sleeved on the detachable umbrella-shaped tooth middle sleeve.
2. The detachable quick connector for combined type duct piece circumferential seams according to claim 1, wherein threads are respectively arranged at two ends of the stud, the middle part is a straight section, and the diameter of the straight section is larger than or equal to the thread major diameter of one of the threads.
3. The detachable quick connector for girth joint of combined type duct piece according to claim 1, wherein said shear ring is a hollow spindle structure with a large diameter at both ends and a small diameter at the middle.
4. The detachable quick connector for the circular seam of the combined type duct piece according to claim 1, wherein annular or spiral protruding ribs are arranged on the outer portion of the pin sleeve, rotation stopping ribs are arranged on the outer portion of the pin sleeve, inner buckling teeth are arranged in the pin sleeve, and the inner buckling teeth are in an inner thread buckling tooth or an annular buckling tooth structure.
5. The detachable quick connector for circular seams of combined segments according to any one of claims 1 to 4, wherein umbrella-shaped buckling teeth are arranged on the periphery of the middle sleeve of the detachable umbrella-shaped teeth, the umbrella-shaped buckling teeth are external thread buckling teeth or annular buckling teeth, and the umbrella-shaped buckling teeth are of segmented bendable deformation structures.
6. The detachable quick connector for the circular seam of the combined type duct piece according to claim 1, wherein the outer part of the bolt sleeve is provided with annular or spiral convex edges and is provided with rotation stopping edges, and the inner part of the bolt sleeve is of an internal thread structure.
7. A method for using the detachable quick connector for combined duct piece circumferential seams according to any one of claims 1 to 4, characterized in that shear holes matched with the outer circumferential structure of the shear ring are respectively arranged at the connection positions of two concrete members, the bolt sleeve is pre-embedded at the inner side of the tail end of the shear hole of one concrete member, and the pin sleeve is pre-embedded at the inner side of the tail end of the shear hole of the other concrete member.
8. The method of claim 7, wherein when two concrete members are installed in a connecting manner, the detachable umbrella-shaped tooth middle sleeve is screwed on one end of the stud, the shear ring sleeve is arranged in the middle of the stud, and after the other end of the stud is screwed into the bolt sleeve in the concrete member, the concrete member containing the bolt sleeve is moved to a position where the central axis of the stud is aligned with the central axis of the embedded pin sleeve of the other concrete.
9. The method for using the detachable quick connector for the circular seam of the combined type duct piece according to claim 8, wherein the detachable umbrella-shaped tooth middle sleeve is inserted into the pin sleeve, so that umbrella-shaped buckling teeth of the detachable umbrella-shaped tooth middle sleeve are respectively locked with inner buckling teeth of the pin sleeve;
when the two concrete members tend to be far away from each other, the external thread at one end of the stud tightens the bolt sleeve embedded in one concrete member, the external thread at the other end of the stud tightens the detachable umbrella-shaped tooth middle sleeve, the detachable umbrella-shaped tooth middle sleeve tightens the pin sleeve embedded in the other concrete member, and the pulling force generated by the connecting system resists the trend that the two concrete members are far away from each other so as to tighten the two concrete members together;
when the tendency of the connecting axis to shift occurs in two concrete members, the shear ring is restrained by the shear hole of one concrete member, and displacement of the axis thereof relative to the shear hole is difficult to occur, and the shear ring restrains the shear hole of the other concrete member, so that displacement of the axis of the shear hole relative to the axis of the shear ring is also difficult to occur in the other concrete member.
10. The method of using a removable quick connector for girth joints of sectional segments according to claim 9, wherein when two concrete members are required to be removed, a pulling force is applied to move one concrete member away from the other concrete member, when the applied pulling force is greater than the broken load of the umbrella-shaped buckling teeth of the removable umbrella-shaped tooth middle sleeve, the umbrella-shaped buckling teeth of the removable umbrella-shaped tooth middle sleeve are broken, after the broken umbrella-shaped tooth middle sleeve is abandoned, the new removable umbrella-shaped tooth middle sleeve is replaced, and the two concrete members and the remaining parts of the still-intact removable quick connector for girth joints of sectional segments can be used normally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311642449.3A CN117489681A (en) | 2023-12-04 | 2023-12-04 | Detachable quick connector for combined type duct piece circumferential seams and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311642449.3A CN117489681A (en) | 2023-12-04 | 2023-12-04 | Detachable quick connector for combined type duct piece circumferential seams and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117489681A true CN117489681A (en) | 2024-02-02 |
Family
ID=89682942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311642449.3A Pending CN117489681A (en) | 2023-12-04 | 2023-12-04 | Detachable quick connector for combined type duct piece circumferential seams and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117489681A (en) |
-
2023
- 2023-12-04 CN CN202311642449.3A patent/CN117489681A/en active Pending
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