CN213959606U

CN213959606U - Inflating head for inflatable pipeline plugging device

Info

Publication number: CN213959606U
Application number: CN202022523704.0U
Authority: CN
Inventors: 叶忠平; 季松平
Original assignee: Hangzhou Hengma Electric Power Technology Co ltd
Current assignee: Hangzhou Hengma Electric Power Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-08-13
Anticipated expiration: 2030-11-04

Abstract

The utility model relates to an aerify first technical field, and disclose an aerify head for inflatable pipeline plugging device, including first linkage segment, the middle part fixed mounting of first linkage segment has fixed stop, fixed stop's top fixed mounting has gas conduit, gas conduit's inboard fixed mounting has first rubber cushion layer. Rotate through the screw and drive adapter sleeve and to the inboard extrusion slip of first linkage segment, drive the second rubber cushion layer at extrusion baffle extrusion first linkage segment middle part through adapter sleeve, make second rubber cushion layer compression deformation, the rubber circle diameter reduces, the air duct of pegging graft drives the air duct gas vent of pegging graft simultaneously and passes first rubber cushion layer, make intercommunication between air duct gas vent of pegging graft and the gas pipe, and then make intercommunication between first linkage segment and the air duct, realize the gassing, can realize the inflation to the occluder through at the outside external inflator pump of quick interface, thereby the simple effect of inflation process has been reached.

Description

Inflating head for inflatable pipeline plugging device

Technical Field

The utility model relates to an aerify first technical field, specifically be an aerify head for inflatable pipeline plugging device.

Background

The pipeline plugging device is a sealing device suitable for various cables and cable pipelines, eliminates potential safety hazards caused by water seepage of the pipeline and damage of the cables by small animals entering the pipeline, the types of the pipeline plugging devices are various, most of the pipeline plugging devices are inflatable pipeline plugging devices at present, the effect of filling and plugging gaps is achieved by extruding the pipe wall through the expansion and contraction of airflow, and the pipeline plugging devices are inflatable and need to be inflated and pressurized to expand.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an aerify head for inflatable pipeline plugging device possesses the simple and good advantage of connection leakproofness of the process of aerifing, and the process of aerifing of the head of having solved current inflatable pipeline plugging device is complicated, and the relatively poor problem of leakproofness connectivity.

(II) technical scheme

For the above-mentioned good mesh of simple just connecting the leakproofness of process of aerifing of realization, the utility model provides a following technical scheme: an inflation head for an inflatable pipeline plugging device comprises a first connecting section, wherein a fixed baffle is fixedly installed in the middle of the first connecting section, a gas guide pipe is fixedly installed at the top of the fixed baffle, a first rubber cushion layer is fixedly installed on the inner side of the gas guide pipe, an exhaust port is fixedly formed in the outer side of the top of the gas guide pipe, an installation groove is formed in the top of the fixed baffle, a second rubber cushion layer is installed at the bottom of the fixed baffle, a connecting sleeve is rotatably connected to the bottom of the first connecting section, an extrusion baffle is fixedly connected to the top of the connecting sleeve, threads are formed in the outer side wall of the connecting sleeve, which is positioned in the first connecting section, a thread groove is formed in the inner side wall of the first connecting section, a gas collecting port is installed at the bottom of the extrusion baffle, a plug-in air guide pipe is fixedly installed in the middle of the gas collecting port, and a plug-in air guide pipe is formed in the outer side of the plug-in air guide pipe, the bottom of the connecting sleeve is fixedly communicated with an air guide pipe, the top of the first connecting section is spliced with a splicing pipe, the top of the splicing pipe is fixedly connected with a second connecting section, the top of the second connecting section is fixedly connected with a connecting screw rod, the top of the connecting screw rod is rotatably connected with a third connecting section, and the top of the third connecting section is fixedly connected with a quick connector.

Preferably, glue is smeared on the surface of the joint of the first connecting section and the fixed baffle, a vertical cylindrical groove is formed in the middle of the fixed baffle, the top of the gas guide pipe is open, and the gas guide pipe is sleeved outside the cylindrical groove in the middle of the fixed baffle.

Preferably, the exhaust ports are distributed on the outer side wall of the top end of the gas guide pipe at equal intervals, the length of the first rubber cushion layer is equal to two thirds of the length of the gas guide pipe, and the first rubber cushion layer is inserted into the inner side of the gas guide pipe in a columnar circle.

Preferably, the middle part of the second rubber cushion layer is provided with a hole groove with the diameter smaller than the outer diameter of the inserted air guide pipe, the outer wall of the hole groove is smooth, and the length of the connecting sleeve is smaller than the length of the distance from the fixed baffle to the bottom of the first connecting section.

Preferably, the length of thread groove is longer than the length of screw thread, just the cell type of thread groove corresponds to the screw thread shape outside the screw thread, the diameter of extrusion baffle is less than the size of the diameter of thread groove, the grafting air duct is installed at the positive middle part of extrusion baffle.

Preferably, the gas collection mouth is the back taper, same screw thread has been seted up in the outside that connecting screw is located the inside part of third linkage segment, the thread groove has been seted up to the inside wall of third linkage segment, the bottom of air duct is pegged graft in inflatable pipeline plugging ware air cock department.

(III) advantageous effects

Compared with the prior art, the utility model provides an aerify head for inflatable pipeline plugging device possesses following beneficial effect:

1. the inflation head for the inflatable pipeline plugging device is characterized in that the air guide pipe is inserted into the pipeline plugging device, the first connecting section, the second connecting section and the third connecting section are rotationally connected together, the first connecting section is rotated to enable the screw thread to rotate between the screw thread and the screw thread groove, the connecting sleeve is driven to extrude and slide towards the inner side of the first connecting section through the screw thread rotation, the extrusion baffle is driven to extrude the second rubber cushion layer in the middle of the first connecting section through the connecting sleeve, so that the second rubber cushion layer is compressed and deformed, the diameter of the rubber ring is reduced, meanwhile, the inserted air guide pipe drives the inserted air guide pipe to pass through the first rubber cushion layer, the air outlet of the inserted air guide pipe and the gas guide pipe are communicated, further, the first connecting section and the air guide pipe are communicated, air leakage prevention is realized, and the plugging device can be inflated through the external inflator pump outside the quick connector, thereby achieving the effect of simple inflation process.

2. This an inflation head for inflatable pipeline plugging device, through the first rubber bed course of inboard installation at gas conduit, and make the internal diameter of first rubber bed course be less than the external diameter width of grafting air duct, peg graft inside first rubber bed course through the air duct of will pegging graft, elastic stretching through first rubber bed course carries out the shutoff to the grafting air duct gas vent, prevent to lead to the autonomic loss of air current when not needing, the hole groove diameter at second rubber bed course middle part is less than grafting air duct outside diameter size simultaneously, extrude leak protection gas to the gap of pegging graft air duct between second rubber bed course, thereby reached and connected the good effect of leakproofness.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the tightening and air leakage prevention structure of the present invention;

FIG. 3 is an enlarged view of the middle part of the present invention;

fig. 4 is a schematic view of the gas conduit structure of the present invention.

In the figure: 1-a first connecting section, 2-a fixed baffle, 3-a gas conduit, 4-a first rubber cushion layer, 5-an exhaust port, 6-an installation groove, 7-a second rubber cushion layer, 8-a connecting sleeve, 9-an extrusion baffle, 10-threads, 11-thread grooves, 12-an air collecting port, 13-an inserted air guide pipe, 14-an inserted air guide pipe exhaust port, 15-a second connecting section, 16-a connecting screw rod, 17-a third connecting section, 18-an air guide pipe, 19-an inserted pipe and 20-a quick connector.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an inflation head for an inflatable pipeline plugging device comprises a first connecting section 1, glue is coated on the surface of the joint of the first connecting section 1 and a fixed baffle 2, a vertical columnar groove is formed in the middle of the fixed baffle 2, the top of a gas conduit 3 is in an open design, the gas conduit 3 is sleeved outside the columnar groove in the middle of the fixed baffle 2 and coated with leakage-proof glue to prevent gas leakage at the edge joint, the open design enables smooth air flow circulation, the fixed baffle 2 is fixedly installed in the middle of the first connecting section 1, the gas conduit 3 is fixedly installed at the top of the fixed baffle 2, a first rubber cushion layer 4 is fixedly installed on the inner side of the gas conduit 3, an exhaust port 5 is fixedly formed in the outer side of the top of the gas conduit 3, the exhaust ports 5 are distributed on the outer side wall of the top end of the gas conduit 3 at equal intervals, the length of the first rubber cushion layer 4 is equal to two thirds of the length of the gas conduit 3, the first rubber cushion layer 4 is inserted in the inner side of the gas conduit 3 in a columnar circle, the outlet of the inserted gas conduit exhaust port 14 can be blocked by the elastic action of the first rubber cushion layer 4, after the inserted gas conduit 13 drives the inserted gas conduit exhaust port 14 to pass through the first rubber cushion layer 4, the inserted gas conduit exhaust port 14 can freely ventilate and move after losing the blockage, the conducting state of the gas flow is realized, the top of the fixed baffle plate 2 is provided with an installation groove 6, the bottom of the fixed baffle plate 2 is provided with a second rubber cushion layer 7, the middle part of the second rubber cushion layer 7 is provided with a hole groove with the diameter smaller than the outer diameter of the inserted gas conduit 13, the outer wall of the hole groove is smooth, the length of the connecting sleeve 8 is smaller than the distance between the fixed baffle plate 2 and the bottom of the first connecting section 1, the diameter of the hole groove for the inserted gas conduit 13 to pass through the middle part of the second rubber cushion layer 7 is designed to be smaller, can keep good leakproofness between second rubber cushion 7 and the grafting air duct 13, smooth inside wall has reduced the flow of air current, adapter sleeve 8's length prevents for a short time that adapter sleeve 8 from leading to the fact that the inboard pivoted in-process causes the extrusion to solid fixed stop 2 and cause solid fixed stop 2 to damage, the bottom of first linkage segment 1 is rotated and is connected with adapter sleeve 8, welded fastening is connected with extrusion baffle 9 is passed through at adapter sleeve 8's top, adapter sleeve 8 is located the inside lateral wall of first linkage segment 1 and has seted up screw thread 10, thread groove 11 has been seted up to the inside wall of first linkage segment 1, the length of thread groove 11 is good in the length of screw thread 10, and the cell type of thread groove 11 corresponds the screw thread shape in the screw thread 10 outside, the diameter of extrusion baffle 9 is less than the size of the diameter of thread groove 11, grafting air duct 13 is installed in the centre portion of extrusion baffle 9, because second linkage segment 15 need be turned to first linkage segment 1 through the screw thread between screw thread 10 and the thread groove 11 The inner part of the air collecting hole is extended, so that the length of the thread groove 11 is larger than that of the thread 10 to be suitable for extruding the rotating thread 10 inwards, a rotating track is provided for the thread, the air collecting hole 12 is installed at the bottom of the extrusion baffle plate 9, the air collecting hole 12 is in an inverted cone shape, the outer side of the part, located inside the third connecting section 17, of the connecting screw 16 is provided with the same thread, the inner side wall of the third connecting section 17 is provided with the thread groove, the bottom of the air duct 18 is inserted in the air nozzle of the inflatable pipeline plugging device, the air collecting hole 12 in the inverted cone shape plays a role of collecting air, so that the air flow is conveniently concentrated at the bottom of the air collecting hole 12 to be released, the connecting screw 16 and the third connecting section 17 are also in rotating connection through the threads, the three-section design is convenient for disassembly and assembly, the inserted air duct 13 is fixedly installed in the middle part of the air collecting hole 12, and the outer side of the inserted air duct 13 is provided with an inserted air duct exhaust hole 14, the fixed intercommunication in connecting sleeve 8's bottom has air duct 18, and it has grafting pipe 19 to peg graft at the top of first linkage segment 1, and welding fixedly connected with second linkage segment 15 is passed through at grafting pipe 19's top, and welding fixedly connected with connecting screw 16 is passed through at second linkage segment 15's top, and connecting screw 16's top is rotated and is connected with third linkage segment 17, and welding fixedly connected with quick interface 20 is passed through at third linkage segment 17's top.

The working principle is that the air duct 18 is inserted in the pipeline plugging device, the first connecting section 1, the second connecting section 15 and the third connecting section 17 are rotatably connected together, the first connecting section 1 is rotated to enable the threads between the threads 10 and the thread grooves 11 to rotate, the connecting sleeve 8 is driven to extrude and slide towards the inner side of the first connecting section 1 through the rotation of the threads, the second rubber cushion 7 in the middle of the first connecting section 1 is extruded by the extrusion baffle plate 9 driven by the connecting sleeve 8 to enable the second rubber cushion 7 to be compressed and deformed, the diameter of the rubber ring is reduced, the first rubber cushion 4 is installed on the inner side of the gas conduit 3, the inner diameter of the first rubber cushion 4 is smaller than the outer diameter width of the inserted air duct 13, the air duct 13 is inserted in the first rubber cushion 4, and the exhaust port 14 of the inserted air duct is plugged through the elastic expansion of the first rubber cushion 4, prevent to lead to the autonomic loss of air current when not needing, the hole groove diameter at 7 middle parts of second rubber cushion is less than the 13 outside diameters sizes of grafting air duct, to the gap of grafting air duct 13 between second rubber cushion 7 extrusion leak protection gas, the air duct 13 of pegging graft drives grafting air duct gas vent 14 and passes first rubber cushion 4 simultaneously, make intercommunication between grafting air duct gas vent 14 and the gas pipe 3, and then make the intercommunication between first linkage segment 1 and the air duct 18, realize leak protection gas, can realize the inflation to the plugging device through external inflator pump in quick interface 20 outside, thereby realized the purpose that the inflation process is simple and the connection leakproofness is good.

To sum up, the inflation head for the inflatable pipeline plugging device is characterized in that the air duct 18 is inserted into the pipeline plugging device, the first connecting section 1, the second connecting section 15 and the third connecting section 17 are rotatably connected together, the first connecting section 1 is rotated to enable the threads 10 and the thread grooves 11 to generate thread rotation, the connecting sleeve 8 is driven to extrude and slide towards the inner side of the first connecting section 1 through the thread rotation, the extrusion baffle plate 9 is driven to extrude the second rubber cushion layer 7 in the middle of the first connecting section 1 through the connecting sleeve 8, the second rubber cushion layer 7 is compressed and deformed, the diameter of the rubber ring is reduced, the inserted air duct 13 drives the inserted air duct exhaust port 14 to penetrate through the first rubber cushion layer 4, the inserted air duct exhaust port 14 is communicated with the gas duct 3, and the first connecting section 1 is communicated with the air duct 18, the air leakage prevention is realized, the plugging device can be inflated by externally connecting an inflator pump outside the quick connector 20, and therefore the effect of simple inflation process is achieved. Through the first rubber cushion 4 of inboard installation at gas conduit 3, and make the internal diameter of first rubber cushion 4 be less than the external diameter width of grafting air duct 13, through pegging graft air duct 13 inside first rubber cushion 4, elasticity through first rubber cushion 4 is flexible carries out the shutoff to grafting air duct gas vent 14, prevent to lead to the autonomic loss of air current when not needing, the hole groove diameter at 7 middle parts of second rubber cushion is less than 13 outside diameter sizes of grafting air duct simultaneously, extrude leak protection gas to the gap of grafting air duct 13 between second rubber cushion 7, thereby reached and connected the good effect of leakproofness.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An inflation head for an inflatable pipeline plugging device, comprising a first connecting section (1), characterized in that: the middle of the first connecting section (1) is fixedly provided with a fixed baffle (2), the top of the fixed baffle (2) is fixedly provided with a gas guide pipe (3), the inner side of the gas guide pipe (3) is fixedly provided with a first rubber cushion layer (4), the outer side of the top of the gas guide pipe (3) is fixedly provided with an exhaust port (5), the top of the fixed baffle (2) is provided with a mounting groove (6), the bottom of the fixed baffle (2) is provided with a second rubber cushion layer (7), the bottom of the first connecting section (1) is rotatably connected with a connecting sleeve (8), the top of the connecting sleeve (8) is fixedly connected with an extrusion baffle (9), the outer side wall of the connecting sleeve (8) inside the first connecting section (1) is provided with a thread (10), and the inner side wall of the first connecting section (1) is provided with a thread groove (11), air collecting opening (12) are installed to the bottom of extrusion baffle (9), the middle part fixed mounting of air collecting opening (12) has grafting air duct (13), grafting air duct gas vent (14) have been seted up in the outside of grafting air duct (13), the fixed intercommunication in bottom of adapter sleeve (8) has air duct (18), it has grafting pipe (19) to peg graft at the top of first linkage segment (1), top fixedly connected with second linkage segment (15) of grafting pipe (19), the top fixedly connected with connecting screw (16) of second linkage segment (15), the top of connecting screw (16) is rotated and is connected with third linkage segment (17), the quick interface of top fixedly connected with (20) of third linkage segment (17).

2. An inflation head for an inflatable duct plugging device according to claim 1, wherein: glue is smeared on the surface of the joint of the first connecting section (1) and the fixed baffle (2), a vertical cylindrical groove is formed in the middle of the fixed baffle (2), the top of the gas guide pipe (3) is open, and the gas guide pipe (3) is sleeved outside the cylindrical groove in the middle of the fixed baffle (2).

3. An inflation head for an inflatable duct plugging device according to claim 1, wherein: the exhaust ports (5) are distributed on the outer side wall of the top end of the gas guide pipe (3) at equal intervals, the length of the first rubber cushion layer (4) is equal to two thirds of the length of the gas guide pipe (3), and the first rubber cushion layer (4) is inserted into the inner side of the gas guide pipe (3) in a columnar circle mode.

4. An inflation head for an inflatable duct plugging device according to claim 1, wherein: the middle part of the second rubber cushion layer (7) is provided with a hole groove with the diameter smaller than the outer diameter of the inserted air guide pipe (13), the outer wall of the hole groove is smooth, and the length of the connecting sleeve (8) is smaller than the distance between the fixed baffle (2) and the bottom of the first connecting section (1).

5. An inflation head for an inflatable duct plugging device according to claim 1, wherein: the length of thread groove (11) is longer than the length of screw thread (10), just the cell type of thread groove (11) corresponds to the screw thread shape in screw thread (10) outside, the diameter of extrusion baffle (9) is less than the size of the diameter of thread groove (11), grafting air duct (13) are installed in the centre portion of extrusion baffle (9).

6. An inflation head for an inflatable duct plugging device according to claim 1, wherein: the air collecting opening (12) is in an inverted cone shape, the outer side of the part, located inside the third connecting section (17), of the connecting screw (16) is provided with the same threads, the inner side wall of the third connecting section (17) is provided with a thread groove, and the bottom of the air duct (18) is inserted into the air tap of the inflatable pipeline plugging device.