CN112886529A - Assembly type structure and waterproof connection structure thereof - Google Patents
Assembly type structure and waterproof connection structure thereof Download PDFInfo
- Publication number
- CN112886529A CN112886529A CN202110090415.2A CN202110090415A CN112886529A CN 112886529 A CN112886529 A CN 112886529A CN 202110090415 A CN202110090415 A CN 202110090415A CN 112886529 A CN112886529 A CN 112886529A
- Authority
- CN
- China
- Prior art keywords
- ring
- clamping
- cable
- unlocking
- groove
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/08—Vertical ducts; Channels, e.g. for drainage for receiving utility lines, e.g. cables, pipes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/013—Sealing means for cable inlets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
- H02G15/196—Cable junctions protected by sleeves, e.g. for communication cable having lapped insulation
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cable Accessories (AREA)
Abstract
The invention relates to the field of assembly, in particular to an assembly type building and a waterproof connecting structure thereof, wherein the waterproof connecting structure is used for connecting a first cable and a second cable of the assembly type building and comprises a clamping ring, a pushing ring, a first elastic clamping component, a second elastic component and an unlocking cylinder; the first elastic clamping assembly comprises a lower jaw ring, an upper jaw ring and a plurality of clamping strips, and clamping teeth are arranged on the inner side of the upper jaw ring; the plurality of clamping strips are all inwards recessed; a limiting boss is arranged at the middle section of the inner side of each clamping strip; the second elastic assembly comprises an elastic strip upper ring, an elastic strip lower ring and a plurality of elastic strips, the elastic strip upper ring is fixed on the clamping jaw upper ring, and the outer circumference of the elastic strip lower ring is provided with an unlocking lug; one end of the second cable is fixed on the inner side of the lower ring of the clamping jaw; the pushing ring is wrapped outside the first cable, and the outer circumference of the lower end of the pushing ring is provided with a clamping groove; a plurality of clamping tables are arranged on the outer circumference of the clamping ring, and each clamping table is provided with a limiting groove for hooking the clamping teeth; the unlocking barrel is installed outside the first cable, and a vertical unlocking groove is formed in the inner wall of the unlocking barrel.
Description
Technical Field
The invention relates to the field of buildings, in particular to an assembly type building and a waterproof connecting structure thereof.
Background
Among the prior art, the prefabricated building is after finishing at mill's processing with the component and the accessory for the building, transport the job site and assemble, thereby shorten the site operation cycle of building, the prefabricated building does not contain the construction of building subject at all, still include the internal power supply, communication equipment connects, for raising the efficiency, often adopt the form of joint to connect the circuit when the cable is connected, current cable need cross-under in the wire casing in the building subject assembling process, the head and the tail position of cable produces torsional force easily at cross-under in-process and makes the kneck have great torsional force, consequently make the kneck produce the gap easily under the existence of torsional force, reduce the waterproof leakproofness of cable. Therefore, there is a need for a waterproof connection structure suitable for prefabricated buildings, which can realize reliable connection of cables
Disclosure of Invention
The invention provides an assembly type building and a waterproof connecting structure thereof, which aim to solve the problem that cable connection in the existing assembly type building is unreliable.
The invention discloses an assembly type building and a waterproof connecting structure thereof, which adopt the following technical scheme:
a waterproof connecting structure is used for connecting a first cable and a second cable and comprises a clamping ring, a pushing ring, a first elastic clamping component, a second elastic component and an unlocking barrel; the first elastic clamping assembly comprises a lower jaw ring, an upper jaw ring and a clamping strip, the upper jaw ring is positioned above the lower jaw ring and is coaxial with the lower jaw ring, and a plurality of clamping teeth extending along the radial direction of the upper jaw ring are arranged on the inner side of the upper jaw ring; the clamping strips are uniformly distributed along the circumferential direction of the lower jaw ring, the upper end of each clamping strip is connected with the upper jaw ring, the lower end of each clamping strip is connected with the lower jaw ring, the clamping strips are inwards recessed and rotate upwards from the lower ends of the clamping strips and clockwise to extend to the upper ends of the clamping strips; a limiting boss is arranged at the middle section of the inner side of each clamping strip; the second elastic assembly comprises an elastic strip upper ring, an elastic strip lower ring and an elastic strip, the elastic strip upper ring is fixed on the claw upper ring outer ring, and the elastic strip lower ring is positioned below the elastic strip upper ring and is coaxial with the elastic strip upper ring; the outer circumference of the lower ring of the elastic strip is provided with an unlocking lug; the elastic strips are multiple and extend along the vertical direction, the upper end of each elastic strip is connected with the upper ring of the elastic strip, and the lower end of each elastic strip is connected with the lower ring of the elastic strip; one end of the second cable is positioned at the lower part of an annular space surrounded by the clamping strips and is fixed on the lower ring of the clamping jaw, and the first cable is inserted into the second cable; the pushing ring is fixedly wrapped outside the first cable, and a clamping groove for inserting the limiting boss is formed in the outer circumference of the lower end of the pushing ring; the clamping ring is sleeved outside the first cable and is arranged at the upper end of the pushing ring; the outer circumference of the clamping ring is provided with a plurality of clamping tables matched with the clamping teeth, each clamping table extends downwards from the initial end of the clamping ring and rotates anticlockwise, then extends horizontally and extends upwards to the tail end of the clamping ring so as to limit a limiting groove at the tail end of the clamping ring; the initial end of each clamping platform is positioned right above the tail end of the adjacent clamping platform; the latch hooks the limit groove; the unlocking barrel is installed outside the first cable, an unlocking groove extending vertically is formed in the inner wall of the unlocking barrel, and when the pushing ring moves downwards, the unlocking bump moves upwards along the unlocking groove relatively.
Optionally, the outer circumference of the upper insulating shell is provided with a pressure spring upper mounting ring and a rotation stopping ring, and the inner wall of the unlocking cylinder is provided with a friction ring; the unlocking cylinder is sleeved outside the upper insulating shell, the friction ring is located above the rotation stopping ring, a second pressure spring is arranged between the unlocking cylinder and the upper insulating shell, the second pressure spring is installed between the installation ring and the friction ring on the pressure spring, so that the friction ring presses the rotation stopping ring, the unlocking cylinder and the upper insulating shell rotate synchronously, and after the friction ring is separated from the rotation stopping ring, the unlocking cylinder can rotate freely relative to the upper insulating shell.
Optionally, the first cable includes an upper insulating housing, a first pressure spring is disposed between the clamping ring and the pushing ring, the clamping ring presses a lower end face of the upper insulating housing under the action of the first pressure spring, and an upper end face of the clamping ring is a friction face, so as to rotate synchronously with the upper insulating housing when pressing the lower end face of the upper insulating housing, and can rotate freely when the friction face is separated from the lower end face of the upper insulating housing; when the latch hook is hung on the limiting groove, the clamping ring is driven to downwards extrude the first pressure spring, so that the friction surface is separated from the lower end face of the upper insulating shell, and the influence on clamping of the latch and the limiting groove is reduced when the first cable is twisted.
Optionally, the middle section of the unlocking groove is provided with a pressure relief groove, the pressure relief groove extends along the circumferential direction of the unlocking barrel, and the middle section of the pressure relief groove is communicated with the unlocking groove, i.e. forms a cross-shaped structure with the unlocking groove.
Optionally, the lower part of the inner wall of the unlocking barrel is provided with a guide groove, the upper end of the guide groove is communicated with the lower end of the unlocking groove, and the lower end of the guide groove is communicated with the lower end of the inner wall of the unlocking barrel in a whole circle, so that the unlocking bump enters the unlocking groove along the guide groove.
Optionally, the first cable further comprises an upper central conductor, an upper insulating inner layer and an upper shielding layer, wherein the upper central conductor, the upper insulating inner layer, the upper shielding layer and the upper insulating shell are sequentially arranged from inside to outside, the lower ends of the upper insulating inner layer and the upper shielding layer are flush, and the lower end of the upper central conductor extends out of the upper insulating inner layer and the upper shielding layer; the second cable includes central conductor, lower insulating inlayer, shielding layer, insulating casing down, and lower central conductor, lower insulating inlayer, shielding layer, insulating casing set gradually from inside to outside down, and central conductor is hollow structure down, and upper end and insulating inlayer upper end parallel and level down to when last insulating inlayer contacts with insulating inlayer down, go up in the central conductor inserts down central conductor, go up shielding layer and shielding layer intercommunication down, accomplish the electricity and connect.
Optionally, the lower shielding layer is flush with the upper end of the lower insulating shell and is higher than the lower insulating inner layer; the diameter of the lower insulating inner layer is larger than that of the upper shielding layer, and the outer circumference of the lower end of the upper shielding layer and the inner wall of the upper end of the lower shielding layer are both provided with ball head protrusions, so that when the upper insulating inner layer is in contact with the lower insulating inner layer, the ball head protrusions of the upper shielding layer and the lower shielding layer are in contact, and communication is achieved.
Optionally, a sealing outer sleeve is arranged outside the second cable, and the sealing outer sleeve wraps the unlocking barrel after the waterproof connecting structure is installed, so that water vapor is prevented from entering the joint of the first cable and the second cable.
The utility model provides an assembly type structure, includes bottom plate, stand, spreader, shed roof corbel, upper shelf, cable groove, cable, its characterized in that: the waterproof connecting structure is also included; the plurality of upright posts are symmetrically and uniformly distributed on two sides of the bottom plate, and the lower ends of the upright posts are fixed on the bottom plate through angle connection frames; the transverse columns are horizontally arranged on the inner sides of the upright columns, and each transverse column is fixedly connected with the upright columns in sequence; the two ends of each shed top supporting beam are respectively connected with the upper ends of the two upright posts at the two sides; the inner side of each upright post is provided with an inclined post which extends upwards and inwards; the upper shelf is horizontally arranged, one end of the upper shelf is connected with the upright post at the same side, and the other end of the upper shelf is connected with the upper end of the inclined post; the cable groove and the transverse column are horizontally arranged and fixed on the upright column; the cable is installed in the cable groove, including first cable and second cable, and first cable and second cable pass through waterproof connection structure and connect.
Optionally, the cable trough includes a trough and a trough cover, and the trough cover are connected in a snap-fit manner.
The invention has the beneficial effects that: when the waterproof connecting structure adopted by the fabricated building is used, the connection of the waterproof connecting structure can be completed only by oppositely inserting the first cable and the second cable, so that the operation is simple and the use is convenient; when the latch is clamped with the clamping table, the clamping strip recovers partial deformation, a certain pretightening force is kept between the latch and the clamping table under the action of the deformation of the clamping strip, the connection is reliable, and the requirement on the precision of a machined part is not high; after the clamping teeth are clamped with the clamping table on the clamping ring, the friction surface of the clamping ring is separated from contact with the upper insulating shell, and the clamping ring can freely rotate relative to the first cable, so that the influence of the twisting of the first cable on the clamping position is reduced; the unlocking cylinder is in frictional contact with the upper insulating shell, the first cable can be separated from the upper insulating shell when being twisted clockwise or anticlockwise due to the cooperation of the pressure relief groove in the unlocking cylinder and the unlocking lug, the friction surface of the clamping ring cannot be matched with the upper insulating shell, the clamping effect is prevented from being influenced by twisting of the first cable, and connection failure is caused.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of an embodiment of a prefabricated building according to the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is a schematic view of the internal structure at B in FIG. 2;
FIG. 4 is a sectional view showing the overall structure of an embodiment of a waterproof connecting structure according to the present invention;
FIG. 5 is a schematic view of a state of the engagement between the locking strip and the locking groove in an embodiment of the waterproof connecting structure of the present invention;
FIG. 6 is a schematic diagram illustrating an unmated state of the locking strip and the locking groove in an embodiment of the waterproof connecting structure of the present invention;
FIG. 7 is an exploded view of the first cable and the connection part with the first cable according to an embodiment of the waterproof connection structure of the present invention;
FIG. 8 is an exploded view of a second cable and a portion connecting the second cable in an embodiment of a waterproof connecting structure according to the present invention;
FIG. 9 is a sectional view showing an unlocking cylinder structure in an embodiment of a waterproof coupling structure of the present invention;
FIG. 10 is a schematic view of a rear half section of an upper insulating housing, a push ring, and a snap ring in accordance with an embodiment of the waterproof connecting structure of the present invention;
FIG. 11 is an enlarged view of FIG. 10 at C;
FIG. 12 is a schematic structural view of a waterproof connecting structure according to an embodiment of the present invention, after a first elastic clamping assembly and a second elastic assembly are mounted;
FIG. 13 is a schematic view of a snap ring structure in an embodiment of a waterproof connecting structure of the present invention;
in the figure: 11. supporting beams on the shed roof; 12. an upper shelf; 13. a column; 14. a cross post; 15. an oblique column; 16. a base plate; 17. a corner joint frame; 18. a cable trough; 181. a wire slot; 182. a wire casing cover; 20. a connecting structure; 2. a cable; 21. a first cable; 211. an upper center conductor; 212. an upper insulating inner layer; 213. an upper shield layer; 22. an upper insulating housing; 221. a ring is arranged on the pressure spring; 222. a rotation stopping ring; 23. a second pressure spring; 24. an unlocking barrel; 241. a friction ring; 242. unlocking the groove; 2421. a guide groove; 2422. a pressure relief groove; 25. a snap ring; 251. clamping a platform; 252. a friction surface; 26. pushing the ring; 261. a card slot; 27. a first elastic clamping component; 271. the claws are used for ring fitting; 272. a claw lower ring; 273. clamping the strip; 274. clamping teeth; 275. a fixing pin; 276. a limiting boss; 28. a second elastic member; 281. the elastic strip is looped; 282. the elastic strip is looped; 283. a spring bar; 284. unlocking the bump; 29. sealing the outer sleeve; 30. a second cable; 31. a first pressure spring; 301. a lower center conductor; 302. a lower insulating inner layer; 303. a lower shield layer; 304. a lower insulating housing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of a waterproof connecting structure 20 of the present invention is used for connecting a first cable 21 and a second cable 30, as shown in fig. 4 to 13, and includes a clamping ring 25, a pushing ring 26, a first elastic clamping assembly 27, a second elastic assembly 28, and an unlocking barrel 24;
the first elastic clamping assembly 27 comprises a jaw lower ring 272, a jaw upper ring 271 and a clamping strip 273, wherein the jaw upper ring 271 is positioned above the jaw lower ring 272 and is coaxial with the jaw lower ring 272, and a plurality of clamping teeth 274 extending along the radial direction of the jaw upper ring 271 are arranged on the inner side of the jaw upper ring 271; a plurality of clamping strips 273 are uniformly distributed along the circumferential direction of the jaw lower ring 272, the upper end of each clamping strip 273 is connected with the jaw upper ring 271, the lower end of each clamping strip 273 is connected with the jaw lower ring 272, and the clamping strips 273 are inwards recessed and rotatably extend to the upper ends of the clamping strips from the lower ends of the clamping strips upwards and clockwise; a limiting boss 276 is arranged at the middle section of the inner side of each clamping strip 273;
the second elastic assembly 28 comprises an upper elastic strip ring 281, a lower elastic strip ring 282 and an elastic strip 283, wherein the upper elastic strip ring 281 is fixed on the outer ring of the claw upper ring 271 by a fixing pin 275, and the lower elastic strip ring 282 is positioned below the upper elastic strip ring 281 and is coaxial with the upper elastic strip ring 281; the outer circumference of the elastic strip lower ring 282 is provided with an unlocking lug 284; a plurality of elastic strips 283 extend along the vertical direction, the upper end of each elastic strip 283 is connected with an upper elastic strip ring 281, and the lower end is connected with a lower elastic strip ring 282;
one end of the second cable 30 is positioned at the lower part of the annular space surrounded by the plurality of clamping strips 273 and fixed to the jaw lower ring 272, and the first cable 21 is inserted into the second cable 30;
the pushing ring 26 is fixedly wrapped outside the first cable 21, and the outer circumference of the lower end of the pushing ring 26 is provided with a clamping groove 261 for inserting the limiting boss 276;
the clamping ring 25 is sleeved outside the first cable 21 and is arranged at the upper end of the pushing ring 26; the outer circumference of the snap ring 25 is provided with a plurality of lands 251 engaged with the teeth 274, each land 251 rotatably extends downward and counterclockwise from an initial end thereof, then horizontally extends, and extends upward to a distal end thereof to define a stopper groove at the distal end thereof; the initial end of each stage 251 is positioned directly above the end of the adjacent stage 251; the latch 274 is hooked on the limit groove;
the unlocking barrel 24 is installed outside the first cable 21, and the inner wall thereof is provided with an unlocking slot 242 extending vertically, so that when the pushing ring 26 moves downward, the unlocking protrusion 284 moves upward along the unlocking slot 242.
When the first cable 21 and the second cable 30 are connected, one end of the second cable 30 is fixed, namely the claw lower ring 272 is fixed, the pushing ring 26 drives the first cable 21 to move downwards and insert into the inner sides of the clamping strips 273, and the pushing ring 26 moves downwards to extrude the limiting boss 276 to enable the clamping strips 273 to extend in the vertical direction and enable the claw upper ring 271 to rotate in the clockwise direction; with the pushing of the pushing ring 26, the latch 274 pushes against the lower side of the clamping platform 251, and when the pushing ring 26 continues to move downward, the clamping ring 25 is caused to rotate in the counterclockwise direction, and the pushing ring 26 and the unlocking barrel 24 are caused to rotate in the counterclockwise direction, the unlocking barrel 24 drives the elastic strip lower ring 282 to rotate in the counterclockwise direction, so that the elastic strip 283 has a deformation amount, until the lower side of the latch 274, relative to the clamping platform 251, moves upward to above the adjacent clamping platform 251, and the elastic strip 283 recovers the deformation to drive the unlocking barrel 24, the pushing ring 26 and the clamping ring 25 to rotate clockwise so that the latch 274, relative to the clamping platform 251, rotates above the original clamping platform 251; the lower end of the first cable 21 is inserted into the second cable 30 to complete the electrical connection, the limiting boss 276 falls into the clamping groove 261, the restoring part of the clamping strip 273 contracts, and the clamping tooth 274 is driven to move downwards and fall into the limiting groove to complete the clamping.
In the embodiment, the outer circumference of the upper insulating shell 22 is provided with a pressure spring upper mounting ring 221 and a rotation stopping ring 222, and the inner wall of the unlocking cylinder 24 is provided with a friction ring 241; the unlocking cylinder 24 is sleeved outside the upper insulating shell 22, the friction ring 241 is located above the rotation stopping ring 222, a second pressure spring 23 is arranged between the unlocking cylinder 24 and the upper insulating shell 22, the second pressure spring 23 is installed between the pressure spring upper installation ring 221 and the friction ring 241, so that the friction ring 241 presses the rotation stopping ring 222, the unlocking cylinder 24 and the upper insulating shell 22 rotate synchronously, and after the friction ring 241 is separated from the rotation stopping ring 222, the unlocking cylinder 24 can rotate freely relative to the upper insulating shell 22.
When the clamping is released, the second cable 30 is fixed, the unlocking cylinder 24 is pulled upwards to separate the friction ring 241 from the rotation stop ring 222, the unlocking cylinder 24 is rotated anticlockwise, the unlocking cylinder 24 drives the jaw upper ring 271 and the pushing ring 26 to rotate anticlockwise, the clamping strip 273 is deformed to extend in the vertical direction, and the clamping tooth 274 moves upwards to separate from the limiting groove; the unlocking cylinder 24 is rotated anticlockwise, the pushing ring 26 is rotated clockwise or the pushing ring 26 is made to be stationary, the latch 274 is completely separated from the clamping table 251, the unlocking cylinder 24 and the pushing ring 26 are synchronously rotated clockwise after the sound that the latch 274 is separated from the clamping table 251 is heard, the latch 274 is prevented from being matched with the clamping table 251 again, the unlocking cylinder 24 drives the jaw upper ring 271 to rotate clockwise, the clamping strip 273 is deformed and extends to the limiting boss 276 to be separated from the clamping groove 261, the unlocking cylinder 24, the pushing ring 26 and the first cable 21 can be pulled upwards, and the first cable 21 and the second cable 30 are separated.
In this embodiment, the first cable 21 includes an upper insulating housing 22, a first pressure spring 31 is disposed between the snap ring 25 and the pushing ring 26, the snap ring 25 presses a lower end surface of the upper insulating housing 22 under the action of the first pressure spring 31, and an upper end surface of the snap ring 25 is a friction surface 252, so as to rotate synchronously with the upper insulating housing 22 when pressing the lower end surface of the upper insulating housing 22, and can rotate freely when the friction surface 252 is disengaged from the lower end surface of the upper insulating housing 22; when the latch 274 is hooked on the limiting groove, the clamping ring 25 is driven to downwards extrude the first pressure spring 31, so that the friction surface 252 is separated from the lower end face of the upper insulating shell 22, and the influence on clamping of the latch 274 and the limiting groove is reduced when the first cable 21 is twisted.
In the present embodiment, a pressure relief groove 2422 is disposed in the middle section of the unlocking groove 242; during installation, when the pushing ring 26 moves downwards to press the limiting boss 276 to enable the clamping strip 273 to protrude outwards, the unlocking bump 284 moves upwards relatively in the unlocking groove 2422 at the lower part of the pressure relief groove 2422; with the pushing of the pushing ring 26, the unlocking protrusion 284 continuously moves upward and crosses the pressure relief groove 2422 to the unlocking groove 242 at the upper part of the pressure relief groove 242, and when the latch 274 pushes against the lower side surface of the clamping table 251, the pushing ring 26 continuously moves downward, so that the clamping ring 25 drives the pushing ring 26 and the unlocking barrel 24 to rotate in the counterclockwise direction, the unlocking protrusion 284 relatively moves upward in the unlocking groove 242 at the upper part of the pressure relief groove 2422, until the latch 274 upwards moves above the adjacent clamping table 251 relative to the lower side surface of the clamping table 251, and when the elastic strip 283 recovers deformation to drive the unlocking barrel 24, the pushing ring 26 and the clamping ring 25 to rotate clockwise, the unlocking protrusion 284 relatively moves downward in the unlocking groove 242 at the upper part of the pressure relief groove 2422; after the lower end of the first cable 21 is inserted into the second cable 30 to complete the electrical connection, when the recovered part of the clamping strip 273 contracts to drive the clamping teeth 274 to move downwards and fall into the limiting groove to complete the clamping, the clamping teeth 274 drive the clamping ring 25 to move downwards and extrude the first pressure spring 31, so that the unlocking bump 284 moves downwards along with the clamping upper ring 271 to the intersection of the unlocking groove 242 and the pressure relief groove 2422. The pressure relief groove 2422 extends in the circumferential direction of the unlocking cylinder 24, and the middle section of the pressure relief groove 2422 communicates with the unlocking groove 242, i.e., forms a cross-shaped structure with the unlocking groove 242. After the installation is completed, when the first cable 21 generates a clockwise torque force, the upper insulating shell 22 drives the unlocking cylinder 24 to synchronously rotate, the unlocking cylinder 24 drives the unlocking bump 284 to move to one side of the pressure relief groove 2422, and the elastic strip lower ring 282 rotates clockwise along with the unlocking cylinder 24, so that the unlocking cylinder 24 ascends under the limitation of the pressure relief groove 2422, and the friction ring 241 is separated from the rotation stopping ring 222; the clamping jaw upper ring 271 rotates clockwise along with the elastic strip lower ring 282, so that the friction surface 252 at the upper end of the clamping ring 25 is kept separated from the lower end surface of the upper insulating shell 22, the clamping ring 25 and the unlocking cylinder 24 are basically not driven to rotate by clockwise rotation of the first cable 21, and the clamping effect is further influenced; when the first cable 21 generates a torque force in a counterclockwise direction, the upper insulating housing 22 drives the unlocking cylinder 24 to rotate synchronously, the unlocking cylinder 24 drives the unlocking protrusion 284 to move to the other side of the pressure relief groove 2422, and the elastic strip lower ring 282 rotates counterclockwise along with the unlocking cylinder 24, so that the unlocking cylinder 24 ascends under the limitation of the pressure relief groove 2422, and the friction ring 241 is disengaged from the rotation stopping ring 222; and the jaw upper ring 271 rotates counterclockwise with the elastic strip lower ring 282, so that the latch 274 moves upward for a preset distance, the first pressure spring 31 drives the snap ring 25 to rise, but the contact between the latch 274 and the clamping platform 251 makes the preset distance not to cause the friction surface 252 of the snap ring 25 to be pressed against the lower end surface of the upper insulating housing 22, the unlocking cylinder 24 does not rotate with the first cable 21 after the friction ring 241 is separated from the rotation stop ring 222, the friction surface 252 of the snap ring 25 and the lower end surface of the upper insulating housing 22 also make the snap ring 25 not rotate with the first cable 21, and the torque force of the first cable 21 in the counterclockwise direction does not affect the snap effect.
In the present embodiment, the lower portion of the inner wall of the unlocking cylinder 24 is provided with a guide groove 2421, the upper end of the guide groove 2421 is communicated with the lower end of the unlocking groove 242, and the lower end is communicated with the lower end of the inner wall of the unlocking cylinder 24 in a complete circle, so that the unlocking lug 284 enters the unlocking groove 242 along the guide groove 2421.
In this embodiment, the first cable 21 further includes an upper central conductor 211, an upper insulating inner layer 212, and an upper shielding layer 213, where the upper central conductor 211, the upper insulating inner layer 212, the upper shielding layer 213, and the upper insulating housing 22 are sequentially disposed from inside to outside, lower ends of the upper insulating inner layer 212 and the upper shielding layer 213 are flush, and a lower end of the upper central conductor 211 extends out of the upper insulating inner layer 212 and the upper shielding layer 213; the second cable 30 includes a lower central conductor 301, a lower insulating inner layer 302, a lower shielding layer 303, and a lower insulating outer shell 304, the lower central conductor 301, the lower insulating inner layer 302, the lower shielding layer 303, and the lower insulating outer shell 304 are sequentially disposed from inside to outside, the lower central conductor 301 is a hollow structure, and the upper end of the lower central conductor is flush with the upper end of the lower insulating inner layer 302, so that when the upper insulating inner layer 212 contacts the lower insulating inner layer 302, the upper central conductor 211 is inserted into the lower central conductor 301, and the upper shielding layer 213 is communicated with the lower shielding layer 303, thereby completing the electrical connection.
In the present embodiment, the lower shielding layer 303 is flush with the upper end of the lower insulating housing 304 and is higher than the lower insulating inner layer 302; the diameter of the lower insulating inner layer 302 is larger than that of the upper shielding layer 213, and the outer circumference of the lower end of the upper shielding layer 213 and the inner wall of the upper end of the lower shielding layer 303 are both provided with ball protrusions, so that when the upper insulating inner layer 212 is in contact with the lower insulating inner layer 302, the ball protrusions of the upper shielding layer 213 and the lower shielding layer 303 are in contact, and communication is achieved.
In this embodiment, a sealing sheath 29 is disposed outside the second cable 30, and the sealing sheath 29 is wrapped outside the unlocking barrel 24 after the waterproof connecting structure 20 is installed, so as to prevent water vapor from entering the joint of the first cable 21 and the second cable 30.
An embodiment of a prefabricated building of the present invention, as shown in fig. 1 to 3, includes a bottom plate 16, a vertical column 13, a horizontal column 14, a ceiling beam 11, an upper rack 12, a cable groove 18, a cable 2, and a waterproof connecting structure 20; a plurality of upright posts 13 are symmetrically and uniformly distributed on two sides of the bottom plate 16, and the lower ends of the upright posts are fixed on the bottom plate 16 through angle connecting frames 17; a plurality of transverse columns 14 are horizontally arranged at the inner sides of the plurality of upright columns 13, and each transverse column 14 is fixedly connected with the plurality of upright columns 13 in sequence; the number of the shed roof supporting beams 11 is multiple, and two ends of each shed roof supporting beam 11 are respectively connected with the upper ends of the two upright posts 13 on two sides; the inner side of each upright post 13 is provided with an inclined post 15 which extends upwards and inwards; the upper shelf 12 is horizontally arranged, one end of the upper shelf is connected with the upright column 13 at the same side, and the other end of the upper shelf is connected with the upper end of the inclined column 15; the cable groove 18 and the cross column 14 are horizontally arranged and fixed on the upright column 13; the cable 2 is installed in the cable groove 18, and includes a first cable 21 and a second cable 30, and the first cable 21 and the second cable 30 are connected by a waterproof connecting structure 20.
In the present embodiment, the cable slot 18 includes a slot 181 and a slot cover 182, and the slot 181 and the slot cover 182 are snap-fit connected.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a waterproof connection structure for connect first cable and second cable, its characterized in that: the device comprises a clamping ring, a pushing ring, a first elastic clamping component, a second elastic component and an unlocking barrel; the first elastic clamping assembly comprises a lower jaw ring, an upper jaw ring and a clamping strip, the upper jaw ring is positioned above the lower jaw ring and is coaxial with the lower jaw ring, and a plurality of clamping teeth extending along the radial direction of the upper jaw ring are arranged on the inner side of the upper jaw ring; the clamping strips are uniformly distributed along the circumferential direction of the lower jaw ring, the upper end of each clamping strip is connected with the upper jaw ring, the lower end of each clamping strip is connected with the lower jaw ring, the clamping strips are inwards recessed and rotate upwards from the lower ends of the clamping strips and clockwise to extend to the upper ends of the clamping strips; a limiting boss is arranged at the middle section of the inner side of each clamping strip; the second elastic assembly comprises an elastic strip upper ring, an elastic strip lower ring and an elastic strip, the elastic strip upper ring is fixed on the claw upper ring outer ring, and the elastic strip lower ring is positioned below the elastic strip upper ring and is coaxial with the elastic strip upper ring; the outer circumference of the lower ring of the elastic strip is provided with an unlocking lug; the elastic strips are multiple and extend along the vertical direction, the upper end of each elastic strip is connected with the upper ring of the elastic strip, and the lower end of each elastic strip is connected with the lower ring of the elastic strip; one end of the second cable is positioned at the lower part of an annular space surrounded by the clamping strips and is fixed on the lower ring of the clamping jaw, and the first cable is inserted into the second cable; the pushing ring is fixedly wrapped outside the first cable, and a clamping groove for inserting the limiting boss is formed in the outer circumference of the lower end of the pushing ring; the clamping ring is sleeved outside the first cable and is arranged at the upper end of the pushing ring; the outer circumference of the clamping ring is provided with a plurality of clamping tables matched with the clamping teeth, each clamping table extends downwards from the initial end of the clamping ring and rotates anticlockwise, then extends horizontally and extends upwards to the tail end of the clamping ring so as to limit a limiting groove at the tail end of the clamping ring; the initial end of each clamping platform is positioned right above the tail end of the adjacent clamping platform; the latch hooks the limit groove; the unlocking barrel is installed outside the first cable, an unlocking groove extending vertically is formed in the inner wall of the unlocking barrel, and when the pushing ring moves downwards, the unlocking bump moves upwards along the unlocking groove relatively.
2. The waterproof connecting structure according to claim 1, characterized in that: a pressure spring upper mounting ring and a rotation stopping ring are arranged on the outer circumference of the upper insulating shell, and a friction ring is arranged on the inner wall of the unlocking cylinder; the unlocking cylinder is sleeved outside the upper insulating shell, the friction ring is located above the rotation stopping ring, a second pressure spring is arranged between the unlocking cylinder and the upper insulating shell, the second pressure spring is installed between the installation ring and the friction ring on the pressure spring, so that the friction ring presses the rotation stopping ring, the unlocking cylinder and the upper insulating shell rotate synchronously, and after the friction ring is separated from the rotation stopping ring, the unlocking cylinder can rotate freely relative to the upper insulating shell.
3. A waterproof connecting structure according to claim 3, wherein: the first cable comprises an upper insulating shell, a first pressure spring is arranged between the clamping ring and the pushing ring, the clamping ring compresses the lower end face of the upper insulating shell under the action of the first pressure spring, the upper end face of the clamping ring is a friction face, the upper end face of the clamping ring synchronously rotates along with the upper insulating shell when compressing the lower end face of the upper insulating shell, and the clamping ring can freely rotate when the friction face is separated from the lower end face of the upper insulating shell; when the latch hook is hung on the limiting groove, the clamping ring is driven to downwards extrude the first pressure spring, so that the friction surface is separated from the lower end face of the upper insulating shell, and the influence on clamping of the latch and the limiting groove is reduced when the first cable is twisted.
4. The waterproof connecting structure according to claim 4, wherein: the middle section of the unlocking groove is provided with a pressure relief groove, the pressure relief groove extends along the circumferential direction of the unlocking barrel, and the middle section of the pressure relief groove is communicated with the unlocking groove, namely, the pressure relief groove and the unlocking groove form a cross structure.
5. The waterproof connecting structure according to claim 1, characterized in that: the lower part of the inner wall of the unlocking barrel is provided with a guide groove, the upper end of the guide groove is communicated with the lower end of the unlocking groove, and the lower end of the guide groove is communicated with the lower end of the inner wall of the unlocking barrel in a whole circle, so that the unlocking lug enters the unlocking groove along the guide groove.
6. The waterproof connecting structure according to claim 1, characterized in that: the first cable further comprises an upper central conductor, an upper insulating inner layer and an upper shielding layer, wherein the upper central conductor, the upper insulating inner layer, the upper shielding layer and the upper insulating shell are sequentially arranged from inside to outside, the lower ends of the upper insulating inner layer and the upper shielding layer are flush, and the lower end of the upper central conductor extends out of the upper insulating inner layer and the upper shielding layer; the second cable includes central conductor, lower insulating inlayer, shielding layer, insulating casing down, and lower central conductor, lower insulating inlayer, shielding layer, insulating casing set gradually from inside to outside down, and central conductor is hollow structure down, and upper end and insulating inlayer upper end parallel and level down to when last insulating inlayer contacts with insulating inlayer down, go up in the central conductor inserts down central conductor, go up shielding layer and shielding layer intercommunication down, accomplish the electricity and connect.
7. The waterproof connecting structure according to claim 1, characterized in that: the lower shielding layer is flush with the upper end of the lower insulating shell and is higher than the lower insulating inner layer; the diameter of the lower insulating inner layer is larger than that of the upper shielding layer, and the outer circumference of the lower end of the upper shielding layer and the inner wall of the upper end of the lower shielding layer are both provided with ball head protrusions, so that when the upper insulating inner layer is in contact with the lower insulating inner layer, the ball head protrusions of the upper shielding layer and the lower shielding layer are in contact, and communication is achieved.
8. The waterproof connecting structure according to claim 1, characterized in that: a sealing outer sleeve is arranged outside the second cable, and the sealing outer sleeve wraps the unlocking barrel after the waterproof connecting structure is installed, so that water vapor is prevented from entering the joint of the first cable and the second cable.
9. The utility model provides an assembly type structure, includes bottom plate, stand, spreader, shed roof corbel, upper shelf, cable groove, cable, its characterized in that: further comprising the waterproof connecting structure of any one of claims 1 to 8; the plurality of upright posts are symmetrically and uniformly distributed on two sides of the bottom plate, and the lower ends of the upright posts are fixed on the bottom plate through angle connection frames; the transverse columns are horizontally arranged on the inner sides of the upright columns, and each transverse column is fixedly connected with the upright columns in sequence; the two ends of each shed top supporting beam are respectively connected with the upper ends of the two upright posts at the two sides; the inner side of each upright post is provided with an inclined post which extends upwards and inwards; the upper shelf is horizontally arranged, one end of the upper shelf is connected with the upright post at the same side, and the other end of the upper shelf is connected with the upper end of the inclined post; the cable groove and the transverse column are horizontally arranged and fixed on the upright column; the cable is installed in the cable groove, including first cable and second cable, and first cable and second cable pass through waterproof connection structure and connect.
10. The waterproof connecting structure according to claim 9, wherein: the cable groove comprises a wire groove and a wire groove cover, and the wire groove is buckled and connected with the wire groove cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110090415.2A CN112886529B (en) | 2021-01-22 | 2021-01-22 | Assembly type structure and waterproof connection structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110090415.2A CN112886529B (en) | 2021-01-22 | 2021-01-22 | Assembly type structure and waterproof connection structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112886529A true CN112886529A (en) | 2021-06-01 |
| CN112886529B CN112886529B (en) | 2022-03-08 |
Family
ID=76050572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110090415.2A Active CN112886529B (en) | 2021-01-22 | 2021-01-22 | Assembly type structure and waterproof connection structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112886529B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593620A (en) * | 2012-03-26 | 2012-07-18 | 安德鲁公司 | Fast self-lock thread coupling port connector mechanism |
| US20140349505A1 (en) * | 2012-01-12 | 2014-11-27 | Pegasus S.R.L | Connector for tubular elements |
| US20140368069A1 (en) * | 2013-06-12 | 2014-12-18 | Fanuc Corporation | Electric connector capable of selecting a type of engagement, and electric motor including the same |
| CN108110571A (en) * | 2017-12-29 | 2018-06-01 | 中国电子科技集团公司第二十九研究所 | A kind of radio frequency coaxial electric connector with fast-insertion self-locking device |
| CN111641080A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Spring plate locking type push-pull connector |
-
2021
- 2021-01-22 CN CN202110090415.2A patent/CN112886529B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140349505A1 (en) * | 2012-01-12 | 2014-11-27 | Pegasus S.R.L | Connector for tubular elements |
| CN102593620A (en) * | 2012-03-26 | 2012-07-18 | 安德鲁公司 | Fast self-lock thread coupling port connector mechanism |
| US20140368069A1 (en) * | 2013-06-12 | 2014-12-18 | Fanuc Corporation | Electric connector capable of selecting a type of engagement, and electric motor including the same |
| CN108110571A (en) * | 2017-12-29 | 2018-06-01 | 中国电子科技集团公司第二十九研究所 | A kind of radio frequency coaxial electric connector with fast-insertion self-locking device |
| CN111641080A (en) * | 2020-05-26 | 2020-09-08 | 顺科新能源技术股份有限公司 | Spring plate locking type push-pull connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112886529B (en) | 2022-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3379656B1 (en) | Three-dimensional converter | |
| CN102447186A (en) | Leakage protection socket | |
| CN112952735B (en) | Quick connector for power cable | |
| CN112886529B (en) | Assembly type structure and waterproof connection structure thereof | |
| CN201528071U (en) | Jacking-pressing-rotating type triple safety socket | |
| CN111064049B (en) | Electric power supply device | |
| CN220042448U (en) | Locking structure of cable plug in terminal uninterrupted power connection device | |
| CN203277834U (en) | Socket structure with prevention of falling of plug | |
| CN114135067A (en) | Photovoltaic power generation aluminum alloy glass railing | |
| CN113067203A (en) | Smart home electrical appliance connecting wire with fastening structure | |
| CN209747768U (en) | Ammeter wiring structure | |
| CN219937531U (en) | Plug capable of converting signals | |
| CN2257965Y (en) | Source plug | |
| CN118073885B (en) | Photovoltaic connector | |
| CN218101859U (en) | Photovoltaic module termination | |
| CN217691930U (en) | Assembled connector | |
| CN211556381U (en) | Short-circuit cap for human body sensor and connecting structure of short-circuit cap and base | |
| CN219226716U (en) | Single-layer flat cable connector | |
| CN216773638U (en) | Signal connection structure and electric vehicle | |
| CN217507793U (en) | Miniature sealing strip locking structure adapter | |
| CN211980971U (en) | Rubber core structure | |
| CN104183980A (en) | Socket structure capable of preventing falling of plug | |
| CN212462125U (en) | Extension socket with safety door | |
| CN209785718U (en) | Electronic transformer skeleton | |
| CN221255811U (en) | Connection structure of right angle shower room |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |