CN111030002A - Flame-retardant cross-linked polyethylene pipe with easy-to-assemble and disassemble connector - Google Patents
Flame-retardant cross-linked polyethylene pipe with easy-to-assemble and disassemble connector Download PDFInfo
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- CN111030002A CN111030002A CN201911371718.0A CN201911371718A CN111030002A CN 111030002 A CN111030002 A CN 111030002A CN 201911371718 A CN201911371718 A CN 201911371718A CN 111030002 A CN111030002 A CN 111030002A
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- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
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- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
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- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
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- 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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
- H02G3/0481—Tubings, i.e. having a closed section with a circular cross-section
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a flame-retardant cross-linked polyethylene pipe with an easily-detachable connector, which comprises a connector body, wherein two first thread grooves are symmetrically arranged in two ends of the connector body, a communicating groove is arranged in the connector body, the communicating groove and the two first thread grooves are communicated with each other, and two through holes communicated with the first thread grooves are symmetrically arranged on two ends of the connector body. In the invention, the integral structure is basically connected in a threaded connection mode, so the connector body, the connecting pipe fitting and the flame-retardant cross-linked polyethylene pipe body can be repeatedly disassembled and assembled, and the length of the installation pipe extending out of the connector body can be controlled and adjusted by screwing the screwing ring, so the distance between the two flame-retardant cross-linked polyethylene pipe bodies can be adjusted within a certain range, and certain compensation can be carried out when the length of a pipeline is slightly longer or slightly shorter.
Description
Technical Field
The invention relates to the technical field of connection of flame-retardant crosslinked polyethylene pipes, in particular to a flame-retardant crosslinked polyethylene pipe with an easily-detachable connector.
Background
At present, the flame-retardant cross-linked polyethylene pipe is commonly used as an external protection pipe for arranging electric wires and cables by virtue of the characteristics of excellent flame-retardant performance, insolubility and infusibility, and when cable pipelines are arranged according to wiring of the electric wires and cables, the flame-retardant cross-linked polyethylene pipe needs to be connected together.
In the prior art, the connection between the flame-retardant cross-linked polyethylene pipes is usually performed by means of a connecting pipe fitting, and the flame-retardant cross-linked polyethylene pipes are generally bonded and fixed at two ends of the connecting pipe fitting by means of glue, so that the flame-retardant cross-linked polyethylene pipes are very simple to install but cannot be detached and are very inconvenient to use.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: in the prior art, the connection between the flame-retardant cross-linked polyethylene pipes is usually performed by means of a connecting pipe fitting, and the flame-retardant cross-linked polyethylene pipes are generally bonded and fixed at two ends of the connecting pipe fitting by means of glue, so that the flame-retardant cross-linked polyethylene pipes are very simple to install but cannot be detached and are very inconvenient to use.
In order to achieve the purpose, the invention adopts the following technical scheme:
a flame-retardant cross-linked polyethylene pipe with an easily-detachable connector comprises a connector body, wherein two first thread grooves are symmetrically arranged in two ends of the connector body, a communicating groove is arranged in the connector body and is communicated with the two first thread grooves, two through holes communicated with the first thread grooves are symmetrically arranged in two ends of the connector body, an installation pipe is connected in each through hole in a sliding manner, a threaded ring is fixedly connected to the outer side wall of the installation pipe and is in threaded connection with the first thread grooves, a screwing ring is fixedly connected to the outer side wall of the installation pipe, one end, away from the threaded ring, of the installation pipe is in threaded connection with a connection pipe fitting, a second thread groove and an installation groove are respectively arranged in two ends of the connection pipe fitting, one end, close to the screwing ring, of the installation pipe is in the second thread groove in a threaded connection manner, a flame-retardant cross-linked polyethylene pipe body is arranged in the installation groove, the connector is characterized in that a dead slot for communicating the second thread groove with the mounting groove is formed in the connecting pipe fitting, and an anti-rotation fixing device is arranged on the connector body.
Preferably, prevent rotating fixing device includes four spacing pipes that are the symmetry and set up, four the equal fixed connection of spacing pipe is on the lateral wall of connector body, four all be equipped with the spout in the spacing pipe, sliding connection has the slider in the spout, fixedly connected with runs through the threaded rod of spacing pipe on the lateral wall of slider, it is equipped with two slots to twist to encircle to go up the symmetry, the threaded rod is kept away from the one end of slider and is pegged graft in the slot, threaded connection has first fastening nut and second fastening nut on the threaded rod respectively, first fastening nut and second fastening nut all are close to and twist the ring setting.
Preferably, the sliding groove is a square groove, and the sliding block is arranged in a square shape matched with the sliding groove.
Preferably, the inner side wall of the communication groove close to one end of the first thread groove is in outward-expanding funnel-shaped arrangement.
Preferably, the outer side wall of the screwing ring is provided with anti-skid stripes.
Preferably, the radial size of the empty groove is smaller than the radial size of any one of the second thread groove and the mounting groove.
Preferably, the flame-retardant cross-linked polyethylene pipe body is bonded in the mounting groove through hot melt adhesive.
Preferably, the connecting pipe fitting is a straight pipe fitting.
Preferably, the connecting pipe fitting is a bent pipe fitting.
The invention has the beneficial effects that:
1. because the overall structure is connected basically in a threaded connection mode, the connector body, the connecting pipe fitting and the flame-retardant cross-linked polyethylene pipe body can be repeatedly disassembled and assembled, and the disassembly and the assembly are very simple and convenient.
2. Because the length of the installation pipe extending out of the connector body can be controlled and adjusted by screwing the screwing ring, the distance between the two flame-retardant cross-linked polyethylene pipe bodies can be adjusted within a certain range, and therefore certain compensation can be carried out when the length of the pipeline is slightly longer or slightly shorter.
3. The connecting pipe fitting that uses the straight form can carry out the straight pipeline connection, when using the connection pipe fitting of curved form, because the twist ring can drive the installation pipe and rotate, consequently connect the pipe fitting and can carry out the curved pipeline connection of multi-angle according to user's needs to existing straight pipeline also has the needs of curved pipeline when can be applicable to the cable pipeline and arrange.
4. The inside wall that the intercommunication groove is close to first thread groove one end is outer formula of expanding and leaks hopper-shaped setting, is the inside wall that outer formula of expanding leaks hopper-shaped setting, and the cable can be smooth when helping the cross-under cable pass first thread groove and intercommunication inslot, and can not blocked by the arris department that exists because of the radial not uniform in size of first thread groove and intercommunication groove.
5. The connecting pipe fitting is internally provided with an empty groove communicated with the second thread groove and the mounting groove, the radial size of the empty groove is smaller than that of any one of the second thread groove and the mounting groove, and hot melt adhesive is prevented from flowing into the second thread groove along the empty groove in the process of bonding the flame-retardant cross-linked polyethylene pipe body by the hot melt adhesive.
6. Utilize the limiting displacement of spout to the slider, the first fastening nut of cooperation and second fastening nut are fixed to the centre gripping of twisting the ring, it all can't take place to rotate to twist the connector body relatively to encircle through two restrictions of threaded rod, thereby prevent that cable including the cross-under from moving the installation pipe and rotate and the splice is in the same place because of twisting the ring, and can fix the angle and the direction of the connection pipe fitting of curved form, spout and slider through square design, make the threaded rod can't rotate, need not to fix the threaded rod again, thereby first fastening nut and second fastening nut's dismantlement and installation have been made things convenient for.
Drawings
FIG. 1 is a schematic front view of a flame retardant cross-linked polyethylene pipe with an easy-to-handle connector according to the present invention;
FIG. 2 is a cross-sectional view showing the internal structure of a flame-retardant cross-linked polyethylene pipe having an easy-to-handle connector according to the present invention;
FIG. 3 is a schematic structural view of a screw ring of a flame retardant cross-linked polyethylene pipe with an easy-to-handle connector according to the present invention;
FIG. 4 is a schematic view of a curved pipeline connection structure of a flame-retardant cross-linked polyethylene pipe with an easy-to-assemble and disassemble connector according to the present invention.
In the figure: the connector comprises a connector body 1, a first thread groove 2, a communication groove 3, a through hole 4, an installation pipe 5, a thread ring 6, a screwing ring 7, a connection pipe fitting 8, a second thread groove 9, an installation groove 10, a flame-retardant cross-linked polyethylene pipe body 11, a hollow groove 12, a limiting pipe 13, a sliding groove 14, a sliding block 15, a threaded rod 16, a slot 17, a first fastening nut 18 and a second fastening nut 19.
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.
Example 1
Referring to fig. 1-4, a fire-retardant cross-linked polyethylene pipe with easy loading and unloading connector, including connector body 1, the symmetry is equipped with two first thread grooves 2 in the both ends of connector body 1, be equipped with intercommunication groove 3 in the connector body 1, intercommunication groove 3 all communicates with two first thread grooves 2 each other, intercommunication groove 3 is close to the inside wall of first thread groove 2 one end and is the funnel-shaped setting of flaring formula, be the inside wall that flaring formula leaks hopper-shaped setting outward, the cable can be smooth when helping the cross-under cable pass in first thread groove 2 and the intercommunication groove 3, and can not blocked by the limit arris department that exists because of the radial nonconformity of size of first thread groove 2 and intercommunication groove 3.
The symmetry is equipped with two through-holes 4 with first thread groove 2 intercommunication on the both ends of connector body 1, equal sliding connection has installation pipe 5 in two through-holes 4, fixedly connected with screw ring 6 on the lateral wall of installation pipe 5, screw ring 6 threaded connection is in first thread groove 2, as to how screw ring 6 sets up in first thread groove 2, the concrete manufacturing process of connector body 1 is related to, consequently, according to the difference of the manufacturing process of connector body 1, there are multiple setting mode, one of them explains here by way of example, for example: two end plates are symmetrically arranged at two ends of the connector body 1, the through holes 4 are arranged on the end plates, after the first thread groove 2 and the communication groove 3 in the connector body 1 are processed, one end of a mounting tube 5 is inserted through the through hole 4 on the end plate, a threaded ring 6 is fixedly mounted on the mounting tube 5, then the threaded ring 6 is connected in the first threaded groove 2 in a threaded manner, finally the end plates are fixedly connected to the two ends of the connector body 1, the screwing ring 7 is fixedly connected on the outer side wall of the mounting pipe 5, the anti-skid stripes are arranged on the outer side wall of the screwing ring 7, so that the phenomenon of skidding when the screwing ring 7 is screwed is avoided, thereby facilitating the user to screw the screwing ring 7 to drive the installation pipe 5 to rotate, utilizing the thread ring 6 fixedly connected on the installation pipe 5 and utilizing the thread connection relationship between the thread ring 6 and the first thread groove 2, so that the mounting tube 5 can be screwed into the first thread groove 2 or unscrewed from the first thread groove 2.
Threaded connection has connecting pipe fitting 8 in one of threaded ring 6 is kept away from to installation pipe 5, be equipped with second thread groove 9 and mounting groove 10 in connecting pipe fitting 8's the both ends respectively, installation pipe 5 is close to one end threaded connection who twists ring 7 in second thread groove 9, be equipped with fire-retardant crosslinked polyethylene pipe body 11 in the mounting groove 10, fire-retardant crosslinked polyethylene pipe body 11 passes through the hot melt adhesive and bonds in mounting groove 10, the effect that the hot melt adhesive bonds fixedly between to plastic tubing and pipe fitting is firm stable, can keep permanent firm bonding, be difficult to drop, thereby through the mode that bonds with fire-retardant crosslinked polyethylene pipe body 11 and connecting pipe fitting 8 fixed connection.
Connecting pipe 8 is straight form pipe fitting for connecting pipeline's straight to being connected between fire-retardant crosslinked polyethylene pipe body 11, be equipped with the dead slot 12 with second thread groove 9 and mounting groove 10 intercommunication in the connecting pipe 8, the radial size of dead slot 12 is less than the radial size of second thread groove 9 and mounting groove 10 arbitrary one of them, prevent to have the hot melt adhesive to flow into in the second thread groove 9 along dead slot 12 at the in-process that carries out the fire-retardant crosslinked polyethylene pipe body 11 of hot melt adhesive bonding, be equipped with anti-rotation fixing device on the connector body 1.
Prevent changeing fixing device and include four spacing pipes 13 that are the symmetry and set up, the equal fixed connection of four spacing pipes 13 is on the lateral wall of connector body 1, all be equipped with spout 14 in four spacing pipes 13, sliding connection has slider 15 in the spout 14, fixedly connected with runs through spacing pipe 13's threaded rod 16 on slider 15's a lateral wall, the symmetry is equipped with two slots 17 on screwing ring 7, the one end that slider 15 was kept away from to threaded rod 16 is pegged graft in slot 17, threaded connection has first fastening nut 18 and second fastening nut 19 on the threaded rod 16 respectively.
First fastening nut 18 and second fastening nut 19 all are close to wrong ring 7 and set up, utilize spout 14 to the limiting displacement of slider 15, cooperation first fastening nut 18 and second fastening nut 19 are fixed to the centre gripping of twisting ring 7, it all can't take place to rotate to twist ring 7 relative connector body 1 through two restrictions of threaded rod 16, thereby prevent that the cable including the cross-under from driving installation pipe 5 because of twisting ring 7 and rotate and the transposition is in the same place, spout 14 is square groove, slider 15 is rather than the square setting of assorted, through square design, make the unable rotation of threaded rod 16, need not to fix threaded rod 16 again, thereby made things convenient for the dismantlement and the installation of first fastening nut 18 and second fastening nut 19.
In the invention, when a user uses the device, firstly, two flame-retardant cross-linked polyethylene pipe bodies 11 to be connected are bonded and fixed in the mounting grooves 10 on the two connecting pipe fittings 8 through hot melt adhesive, then the connector body 1 is placed between the two connecting pipe fittings 8, then the two screwing rings 7 are screwed respectively, one end of the mounting pipe 5, which is far away from the connector body 1, is connected in the second thread groove 9 on the connecting pipe fitting 8 through threads, and the length of the mounting pipe 5, which extends out of the connector body 1, can be controlled and adjusted by screwing the screwing rings 7, so that the distance between the two flame-retardant cross-linked polyethylene pipe bodies 11 can be adjusted within a certain range, and certain compensation can be carried out when the pipeline length is slightly longer or slightly shorter;
after the distance between the two flame-retardant cross-linked polyethylene pipe bodies 11 is adjusted to be proper, one end of the threaded rod 16 is pulled out from the sliding groove 14 in the limiting pipe 13, a first fastening nut 18 is firstly arranged on the threaded rod 16, then one end of the threaded rod 16 penetrates out from the slot 17, a second tightening nut 19 is mounted on the threaded rod 16, the first tightening nut 18 and the second tightening nut 19 are tightened in the direction of the tightening ring 7, so that the screw ring 7 is clamped and fixed by the first fastening nut 18 and the second fastening nut 19, the screw ring 7 is prevented from rotating relative to the connector body 1 so as to cause the cables inserted therein to be twisted together, because the overall structure is connected basically in a threaded connection mode, the connector body 1, the connecting pipe fitting 8 and the flame-retardant cross-linked polyethylene pipe body 11 can be repeatedly disassembled and assembled, and the disassembly and the assembly are very simple and convenient.
Example 2
Referring to fig. 1-4, a fire-retardant cross-linked polyethylene pipe with easy loading and unloading connector, including connector body 1, the symmetry is equipped with two first thread grooves 2 in the both ends of connector body 1, be equipped with intercommunication groove 3 in the connector body 1, intercommunication groove 3 all communicates with two first thread grooves 2 each other, intercommunication groove 3 is close to the inside wall of first thread groove 2 one end and is the funnel-shaped setting of flaring formula, be the inside wall that flaring formula leaks hopper-shaped setting outward, the cable can be smooth when helping the cross-under cable pass in first thread groove 2 and the intercommunication groove 3, and can not blocked by the limit arris department that exists because of the radial nonconformity of size of first thread groove 2 and intercommunication groove 3.
The symmetry is equipped with two through-holes 4 with first thread groove 2 intercommunication on the both ends of connector body 1, equal sliding connection has installation pipe 5 in two through-holes 4, fixedly connected with screw ring 6 on the lateral wall of installation pipe 5, screw ring 6 threaded connection is in first thread groove 2, as to how screw ring 6 sets up in first thread groove 2, the concrete manufacturing process of connector body 1 is related to, consequently, according to the difference of the manufacturing process of connector body 1, there are multiple setting mode, one of them explains here by way of example, for example: two end plates are symmetrically arranged at two ends of the connector body 1, the through holes 4 are arranged on the end plates, after the first thread groove 2 and the communication groove 3 in the connector body 1 are processed, one end of a mounting tube 5 is inserted through the through hole 4 on the end plate, a threaded ring 6 is fixedly mounted on the mounting tube 5, then the threaded ring 6 is connected in the first threaded groove 2 in a threaded manner, finally the end plates are fixedly connected to the two ends of the connector body 1, the screwing ring 7 is fixedly connected on the outer side wall of the mounting pipe 5, the anti-skid stripes are arranged on the outer side wall of the screwing ring 7, so that the phenomenon of skidding when the screwing ring 7 is screwed is avoided, thereby facilitating the user to screw the screwing ring 7 to drive the installation pipe 5 to rotate, utilizing the thread ring 6 fixedly connected on the installation pipe 5 and utilizing the thread connection relationship between the thread ring 6 and the first thread groove 2, so that the mounting tube 5 can be screwed into the first thread groove 2 or unscrewed from the first thread groove 2.
Threaded connection has connecting pipe fitting 8 in one of threaded ring 6 is kept away from to installation pipe 5, be equipped with second thread groove 9 and mounting groove 10 in connecting pipe fitting 8's the both ends respectively, installation pipe 5 is close to one end threaded connection who twists ring 7 in second thread groove 9, be equipped with fire-retardant crosslinked polyethylene pipe body 11 in the mounting groove 10, fire-retardant crosslinked polyethylene pipe body 11 passes through the hot melt adhesive and bonds in mounting groove 10, the effect that the hot melt adhesive bonds fixedly between to plastic tubing and pipe fitting is firm stable, can keep permanent firm bonding, be difficult to drop, thereby through the mode that bonds with fire-retardant crosslinked polyethylene pipe body 11 and connecting pipe fitting 8 fixed connection.
Connecting pipe 8 is the curved pipe fitting, a diversion connection for connecting line between fire-retardant crosslinked polyethylene pipe body 11, because it can drive installation pipe 5 to rotate to twist ring 7, consequently connecting pipe 8 can carry out the curved pipeline connection of multi-angle according to user's needs, be equipped with the dead slot 12 with second thread groove 9 and mounting groove 10 intercommunication in connecting pipe 8, the radial size of dead slot 12 is less than the radial size of second thread groove 9 and mounting groove 10 arbitrary one of them, prevent to have the hot melt adhesive to flow in second thread groove 9 along dead slot 12 at the in-process that carries out hot melt adhesive bonding fire-retardant crosslinked polyethylene pipe body 11, be equipped with on the connector body 1 and prevent rotating fixing device.
Prevent changeing fixing device and include four spacing pipes 13 that are the symmetry and set up, the equal fixed connection of four spacing pipes 13 is on the lateral wall of connector body 1, all be equipped with spout 14 in four spacing pipes 13, sliding connection has slider 15 in the spout 14, fixedly connected with runs through spacing pipe 13's threaded rod 16 on slider 15's a lateral wall, the symmetry is equipped with two slots 17 on screwing ring 7, the one end that slider 15 was kept away from to threaded rod 16 is pegged graft in slot 17, threaded connection has first fastening nut 18 and second fastening nut 19 on the threaded rod 16 respectively.
In the invention, when a user uses the device, firstly, two flame-retardant cross-linked polyethylene pipe bodies 11 to be connected are bonded and fixed in the mounting grooves 10 on the two connecting pipe fittings 8 through hot melt adhesive, then the connector body 1 is placed between the two connecting pipe fittings 8, then the two screwing rings 7 are screwed respectively, one end of the mounting pipe 5, which is far away from the connector body 1, is connected in the second thread groove 9 on the connecting pipe fitting 8 through threads, and the length of the mounting pipe 5, which extends out of the connector body 1, can be controlled and adjusted by screwing the screwing rings 7, so that the distance between the two flame-retardant cross-linked polyethylene pipe bodies 11 can be adjusted within a certain range, and certain compensation can be carried out when the pipeline length is slightly longer or slightly shorter;
because the screwing ring 7 can drive the installation pipe 5 to rotate, the connecting pipe 8 can be connected with a multi-angle bent pipeline according to the needs of users, after the distance between the two flame-retardant cross-linked polyethylene pipe bodies 11 is adjusted to be proper, one end of the threaded rod 16 is pulled out from the chute 14 in the limiting pipe 13, the first fastening nut 18 is firstly arranged on the threaded rod 16, one end of the threaded rod 16 penetrates out of the chute 17, the second fastening nut 19 is arranged on the threaded rod 16, the first fastening nut 18 and the second fastening nut 19 are screwed towards the screwing ring 7, so that the screwing ring 7 is clamped and fixed by the first fastening nut 18 and the second fastening nut 19, the twisting ring 7 is prevented from rotating relative to the connector body 1 to cause the cables inserted in the twisting together, the angle and the direction of the bent connecting pipe 8 are fixed, and the whole structure is basically connected in a threaded connection mode, therefore, the connector body 1, the connecting pipe fitting 8 and the flame-retardant cross-linked polyethylene pipe body 11 can be repeatedly disassembled and assembled, and the disassembly and the assembly are very simple and convenient.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The flame-retardant cross-linked polyethylene pipe with the connector easy to assemble and disassemble comprises a connector body (1) and is characterized in that two first thread grooves (2) are symmetrically arranged in two ends of the connector body (1), a communicating groove (3) is arranged in the connector body (1), the communicating groove (3) and the two first thread grooves (2) are communicated with each other, two through holes (4) communicated with the first thread grooves (2) are symmetrically arranged on two ends of the connector body (1), a mounting pipe (5) is slidably connected in the two through holes (4), a thread ring (6) is fixedly connected on the outer side wall of the mounting pipe (5), the thread ring (6) is in threaded connection with the first thread grooves (2), a twisting ring (7) is fixedly connected on the outer side wall of the mounting pipe (5), a connecting pipe fitting (8) is in threaded connection with one end, far away from the thread ring (6), of the mounting pipe (5), connect and be equipped with second thread groove (9) and mounting groove (10) in the both ends of pipe fitting (8) respectively, installation pipe (5) are close to one end threaded connection who twists ring (7) in second thread groove (9), be equipped with fire-retardant crosslinked polyethylene pipe body (11) in mounting groove (10), be equipped with dead slot (12) with second thread groove (9) and mounting groove (10) intercommunication in connecting pipe fitting (8), be equipped with on connector body (1) and prevent rotating fixing device.
2. The flame retardant cross-linked polyethylene pipe with easy-to-handle connector as claimed in claim 1, it is characterized in that the anti-rotation fixing device comprises four limiting pipes (13) which are symmetrically arranged, the four limiting pipes (13) are all fixedly connected on the outer side wall of the connector body (1), sliding grooves (14) are arranged in the four limiting pipes (13), a sliding block (15) is connected in the sliding groove (14) in a sliding way, a threaded rod (16) penetrating through the limiting pipe (13) is fixedly connected on one side wall of the sliding block (15), two slots (17) are symmetrically arranged on the screwing ring (7), one end of the threaded rod (16) far away from the sliding block (15) is inserted in the slot (17), the threaded rod (16) is respectively connected with a first fastening nut (18) and a second fastening nut (19) in a threaded manner, the first fastening nut (18) and the second fastening nut (19) are arranged close to the screw ring (7).
3. The flame retardant cross-linked polyethylene pipe with easy-to-handle connector as claimed in claim 2, wherein the sliding groove (14) is a square groove, and the sliding block (15) is a square arrangement matched with the square groove.
4. The pipe of claim 1, wherein the inner side wall of the communicating groove (3) near one end of the first thread groove (2) is in an outward-expanding funnel shape.
5. The pipe of claim 1, wherein the screw ring (7) is provided with an anti-slip stripe on the outer side wall.
6. The flame retardant cross-linked polyethylene pipe with the easy-to-handle connector as claimed in claim 1, wherein the radial size of the empty groove (12) is smaller than the radial size of any one of the second thread groove (9) and the installation groove (10).
7. The flame retardant crosslinked polyethylene pipe with the easy-to-handle connector according to claim 1, wherein the flame retardant crosslinked polyethylene pipe body (11) is bonded in the installation groove (10) by hot melt adhesive.
8. The flame retardant cross-linked polyethylene pipe with easy-to-handle connector as claimed in claim 1, wherein the connecting pipe member (8) is a straight pipe member.
9. The flame retardant cross-linked polyethylene pipe with easy-to-handle connector as claimed in claim 1, wherein the connecting pipe member (8) is a bent pipe member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911371718.0A CN111030002B (en) | 2019-12-26 | 2019-12-26 | Flame-retardant cross-linked polyethylene pipe with easy-to-assemble and disassemble connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911371718.0A CN111030002B (en) | 2019-12-26 | 2019-12-26 | Flame-retardant cross-linked polyethylene pipe with easy-to-assemble and disassemble connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111030002A true CN111030002A (en) | 2020-04-17 |
| CN111030002B CN111030002B (en) | 2021-06-08 |
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| CN201911371718.0A Active CN111030002B (en) | 2019-12-26 | 2019-12-26 | Flame-retardant cross-linked polyethylene pipe with easy-to-assemble and disassemble connector |
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| CN111030002B (en) | 2021-06-08 |
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Effective date of registration: 20221121 Address after: 214400 Huaxi Private Industrial Park, Huashi Town, Jiangyin City, Wuxi City, Jiangsu Province (huancun South Road) Patentee after: JIANGSU BAOPENG TECHNOLOGY PIPE Co.,Ltd. Address before: Room 2221, 222 Tiangao lane, Shounan street, Yinzhou District, Ningbo City, Zhejiang Province, 315100 Patentee before: Ningbo Tianbao bio information technology Co.,Ltd. |
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Denomination of invention: A flame-retardant cross-linked polyethylene pipe with easy-to-handle connector Effective date of registration: 20230202 Granted publication date: 20210608 Pledgee: Jiangyin branch of Agricultural Bank of China Ltd. Pledgor: JIANGSU BAOPENG TECHNOLOGY PIPE Co.,Ltd. Registration number: Y2023320010076 |
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