CN215009456U

CN215009456U - Waterproof joint of glass fiber reinforced plastic cable pipe

Info

Publication number: CN215009456U
Application number: CN202121535118.6U
Authority: CN
Inventors: 谢纪锋; 谢纪虎; 谢纪山
Original assignee: Shandong Haowei Power Equipment Co ltd
Current assignee: Shandong Haowei Power Equipment Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-03
Anticipated expiration: 2031-07-07

Abstract

A waterproof joint of a glass fiber reinforced plastic cable pipe is used for waterproof connection of the cable pipe and comprises a sealing system, two extrusion systems and a pulling plate, wherein the sealing system is arranged in the middle of the waterproof joint, the two extrusion systems are arranged on two sides of the sealing system and are respectively connected with the sealing system through the pulling plate, a sealing ring is arranged in the middle of the sealing system, the size of the innermost ring of the sealing ring is not larger than the diameter of the innermost ring of the cable pipe, two sides of the sealing ring are cable pipe heads to be connected, adjusting devices are arranged at the upper end and the lower end of the sealing system and are connected with the extrusion systems through the pulling plate, the distance between the two extrusion systems and the sealing system can be adjusted through the adjusting devices, and then the waterproof function of the two cable pipe extrusion sealing rings is realized, the waterproof joint can enable people to select the connection length as required and achieve the sealing effect through the extrusion effect, the waterproof performance of the cable pipe is not affected by thermal expansion and cold contraction, and the waterproof connector can be detached and has extremely strong practicability.

Description

Waterproof joint of glass fiber reinforced plastic cable pipe

Technical Field

The utility model relates to a cable protection tubular product technical field, concretely relates to glass steel cable pipe water joint.

Background

The cable protection pipe is also called as a cable pipe, a power cable protection pipe and the like. The power line protection device is mainly installed in a section where a communication cable and a power line are crossed, and short-circuit accidents caused by disconnection of the power line are prevented. For the development of the times, composite materials made of cement or other non-metals are gradually replaced by glass fiber reinforced plastics, most of cable protection pipes made of glass fiber reinforced plastics can improve the corrosion resistance and service life of the cable protection pipes under the ground, but glass fiber reinforced plastics cable pipes are difficult to connect, most of cable pipe joints are in socket joint connection and are firmly bonded by specific glue, but the connection mode often causes unstable connection when the cable pipes are deformed after being used for a long time or expand with heat and contract with cold, a socket needs to be reserved on one joint of the cable pipes, the connection length of the cable pipes cannot be selected according to needs, material waste is easily caused, when deformation occurs, the connection is not too labor, the cable pipes are easy to leak water, and the cables cannot be effectively protected.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned current cable pipe connection mostly be socket joint formula, need reserve the bellmouth on one of them cable pipe head, can not select cable pipe length of continuing as required and easily cause the material extravagant, and lead to connecting the problem of jail and then can not effectively protect the cable because of cable pipe expend with heat and contract with cold, the utility model provides a glass steel cable pipe water joint can select length of continuing as required, reaches sealed effect through the extrusion, makes the waterproof performance of cable pipe not receive the influence of expend with heat and contract with cold, and this water joint can dismantle, and the practicality is extremely strong.

The utility model discloses technical scheme as follows:

the utility model provides a glass steel cable pipe water joint for the waterproof continuation of cable pipe, includes sealing system, extrusion system and arm-tie, sealing system is located the water joint middle part, extrusion system is located sealing system both sides and is equipped with two, and the extrusion system and the sealing system of both sides are connected through the arm-tie respectively.

Furthermore, sealing system middle part is equipped with the sealing washer, just the sealing washer innermost circle size is not more than the innermost circle diameter of cable pipe, makes the device not influenced by deformation factors such as cable pipe expend with heat and contract with cold to the protection of cable, and its both sides are the cable pipe head portion of treating the connection, both ends still are equipped with adjusting device about the sealing system, adjusting device passes through the arm-tie and extrudees headtotail, and two extrusion systems wait to connect the cable union coupling with two respectively, adjusting device can adjust the interval of both sides extrusion system and sealing system, and then makes two cable pipes compress tightly the sealing washer to middle extrusion, reaches water-proof effects.

As above a glass steel cable pipe water joint, adjusting device includes fixed station, bolt and regulating block, the fixed station is located sealing system upper and lower both ends mutual disposition, the bolt is kept away from bolt head one end and is rotated with the fixed station and be connected, just the bolt axis is perpendicular with the cable pipe axis, be equipped with the regulating block of threaded hole on the bolt, the regulating block both sides are rotated with the arm-tie one end of both sides through connecting device respectively and are connected, through rotatory bolt, make the bolt piece reciprocate on the bolt, and then drive the arm-tie and remove, reach the effect of adjusting the distance between extrusion system and the sealing system.

Preferably, the maximum distance between the extrusion system and the sealing system is not less than 1cm, when the adjusting block is located on the bolt and is closest to the sealing system, the distance between the extrusion systems on two sides and the sealing system is farthest, so that when the bolt is adjusted, the two cable pipes have large displacement, the jacking effect is more obvious, and the waterproof performance of the joint is greatly improved.

Furthermore, the sealing system and the extrusion system are both composed of two parts with semicircular inner rings, one ends of the two parts are rotatably connected through a connecting device, and the other ends of the two parts are at least provided with a screwing device, so that the sealing system and the extrusion system of the waterproof joint are matched with the cable pipe in a pressing mode, and the connection is more rapid and convenient.

According to the waterproof joint for the glass fiber reinforced plastic cable pipe, the gaskets are arranged on the inner rings at the two ends of the extrusion system and the inner rings at the two ends of the sealing system, and the design of the gaskets can prevent the cable pipe from being damaged when the sealing system and the extrusion system are connected.

Preferably, the gasket on the extrusion system is positioned on one side of the extrusion system close to the sealing system (2), so that the friction force between the gasket and the cable pipe is increased while the cable pipe is protected, and the connection between the two cable pipes is firmer after the connection work is finished.

According to the waterproof joint for the glass fiber reinforced plastic cable pipe, the main body part of the sealing system, the main body part of the extrusion system and the pulling plate are all made of 301 stainless steel, so that the waterproof joint has high strength and hardness, retains sufficient plasticity and toughness, has high corrosion resistance, greatly prolongs the connection service life, and effectively improves the connection stability.

The beneficial effects of the utility model reside in that: the utility model relates to a glass steel cable pipe water joint compares in traditional socket joint connection structure, need not set up the bellmouth, and can select length of continuing as required, does not worry that the material is extravagant, has avoided using the adhesive simultaneously, makes the connection can dismantle, should connect and adopt two connector extrusion formula waterproof constructions, has improved the cable pipe greatly and has taken place deformation because of factors such as expend with heat and contract with cold and lead to continuing not firm phenomenon, makes the connection more firm, and the practicality is extremely strong.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.

In the drawings:

FIG. 1 is a schematic structural view of a waterproof joint according to an embodiment;

FIG. 2 is a schematic structural view of a sealing system in an embodiment;

FIG. 3 is a schematic structural view of an extrusion system according to an embodiment;

FIG. 4 is a schematic structural view of an adjusting device in the embodiment;

FIG. 5 is a side view of the sealing system of an embodiment;

FIG. 6 is a side view of an embodiment of an extrusion system;

FIG. 7 is a schematic structural view of a pulling plate in the embodiment;

the components represented by the reference numerals in the figures are:

1. cable tube, 2, sealing system, 21, sealing element, 22, adjusting device, 221, adjusting block, 222, adjusting bolt, 223, first connecting platform, 23, first buckling part, 24, first gasket, 25, sealing ring, 26, first connecting device, 3, extrusion system, 31, extrusion piece, 32, second connecting platform, 33, second buckling part, 34, second gasket, 35, second connecting device, 4, pulling plate, 41, pulling plate main body, 42, first connecting head, 43 second connecting head

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully convey the scope of the disclosure to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.

Examples

The utility model provides a glass steel cable pipe water joint for glass steel cable pipe 1's waterproof work that continues, refers to fig. 1, including sealing system 2, extrusion system 3 and arm-tie 4, sealing system 2 is located the water joint middle part, extrusion system 3 is located 2 both sides of sealing system and is equipped with two, and the extrusion system 3 and the sealing system 2 of both sides are connected through arm-tie 4 respectively.

In this embodiment, referring to fig. 2 and 5, the sealing system 2 includes a sealing element 21, an adjusting device 22, a first fastening portion 23, a first gasket 24, a sealing ring 25, and a first connecting device 26, the sealing element 21 is a main body of the sealing system 2 and is a cylinder formed by fastening two semicircular pieces, one connecting edge of the two semicircular pieces is provided with the first connecting device 26, the first connecting device 26 is similar to a hinge connecting structure, and is not described herein, so that the two semicircular pieces can rotate along the first connecting device 26 to achieve the opening and closing effects, two ends of the other connecting edge are provided with two screwing devices, the screwing devices include two first fastening portions 23 arranged oppositely and are matched with the two first fastening portions 23 arranged oppositely on the two semicircular pieces, and the two semicircular pieces are fixed by bolt connection, so that the fastening connection of the sealing system 2 is firmer, meanwhile, the connection is faster due to the buckling connection mode.

Furthermore, the two adjusting devices 22 are oppositely arranged at the upper end and the lower end of the sealing member 21, the connecting line of the two adjusting devices 22 is perpendicular to the axis of the sealing member 21 and is located at the middle position of the sealing member 21, the tangent plane of the semicircular part of the sealing member 21 is perpendicular to the connecting line of the two adjusting devices 22, and a sealing ring 25 and a first gasket 24 are arranged in the sealing member 21.

Further, referring to fig. 4, the adjusting device 22 includes a fixing table, an adjusting bolt 222 and an adjusting block 221, the fixing table is located at the upper end and the lower end of the sealing system 2 and arranged oppositely, one end of the adjusting bolt 222, which is far away from the bolt head, is rotatably connected with the fixing table, the axis of the adjusting bolt 222 is perpendicular to the axis of the cable pipe 1, the adjusting block 221 with a threaded hole is arranged on the adjusting bolt 222, two sides of the adjusting block 221 are rotatably connected with one ends of the pull plates 4 at two sides through a connecting device respectively, and the adjusting block 221 is moved up and down on the bolt by rotating the adjusting bolt 222, so as to drive the pull plate 4 to move, thereby achieving the effect of adjusting the distance between the extrusion system 3 and the sealing system 2.

Further, sealing member 21 middle part inner circle is equipped with the recess, in sealing washer 25 position and sealing member 21 middle part recess, its axis and sealing member 21 axis collineation, just sealing washer 25 inner circle size is not more than cable pipe 1 inner circle diameter, makes the device not influenced by deformation factors such as cable pipe 1 expend with heat and contract with cold to the protection of cable, and its both sides are the 1 heads of cable pipe of treating the connection, accomplish waterproof work through the squeezing action of the 1 heads of cable pipe of both sides.

Further, the inner ring circumference in sealing member 21 both ends is equipped with the breach, is equipped with first packing ring 24 in the breach, and its axis and the collineation of sealing member 21 axis play main guard action to cable duct 1 during installation sealing system 2, guarantee two cable duct 1 axes collineations simultaneously, increase the connection effect.

In the present embodiment, referring to fig. 3 and 6, the extruding system 3 includes an extruding member 31, a second connecting stage 32, a second buckling part 33, a second gasket 34 and a second connecting device 35, the extrusion piece 31 is a main body of the extrusion system 3 and is a cylinder formed by buckling two semicircular pieces, one connecting edge of the two semicircular pieces is provided with a second connecting device 35, the structure of the second connecting device 35 is similar to that of a hinge connecting structure, not described in detail, the two semicircular pieces can rotate along the second connecting device 35 to achieve the opening and closing effect, the middle part of the other connecting edge is provided with a screwing device, the screwing device comprises two second buckling parts 33 which are oppositely arranged and are matched with the two second buckling parts 33 which are oppositely arranged on the two semicircular pieces, and fix two semicircle pieces through bolted connection, the mode of lock connection makes the connection more swift simultaneously.

Further, the second is connected the upper and lower both ends that platform 32 is located extruded article 31 and is equipped with two relatively, and the line perpendicular to extruded article 31 axis of platform 32 is connected to two seconds, and is located extruded article 31 intermediate position, extruded article 31's semicircular member tangent plane is perpendicular with two second connection platform 32 lines, extruded article 31 inner circle is close to 2 one ends of sealing system and is equipped with the breach, be equipped with second packing ring 34 in the breach, when making connect extrusion system 3, can not cause the damage to cable duct 1, increased the frictional force with cable duct 1 simultaneously, make after accomplishing the work of continuing, two cable duct 1's continuation is more firm.

Preferably, the maximum distance between the extrusion system 3 and the sealing system 2 is 1.2cm, and when the adjusting block 221 is located on the adjusting bolt 222 and is closest to the sealing system 2, the extrusion systems 3 on the two sides are farthest from the sealing system 2, so that when the adjusting bolt 222 is rotated, the two cable pipes 1 have large displacement, the jacking effect is more obvious, and the waterproof performance of the joint is greatly improved.

Preferably, the sealing ring 25 is of an integral structure, so that the waterproof effect is more remarkable, and the first gasket 24 and the second gasket 34 are both semicircular pieces matched with the extrusion system 3 and the sealing system 2, so that the connection is more convenient and quicker.

In this embodiment, the two sides of the adjusting block 221 on the adjusting device 22 are provided with the first connecting platform 223, one end of the pulling plate 4 is rotatably connected with the first connecting platform 223, one end of the pulling plate is rotatably connected with the second connecting platform 32 on the extrusion piece 31, see fig. 7, the pulling plate 4 comprises a pulling plate main body 41, a first connecting head 42 and a second connecting head 43, the pulling plate main body 41 is a rectangular plate, the first connecting head 42 is matched with the first connecting platform 223 and provided with a connecting hole, the first connecting platform 223 is rotatably connected with the second connecting platform through a connecting pin, the second connecting head 43 is matched with the second connecting platform 32 and provided with a connecting hole, and the second connecting platform 32 is rotatably connected with the second connecting platform through a connecting pin.

In this embodiment, the main body of the sealing system 2, the main body of the extrusion system 3, and the pulling plate 4 are all made of 301 stainless steel, so that the sealing system has high strength and hardness, retains sufficient plasticity and toughness, has high corrosion resistance, greatly prolongs the connection life, and effectively improves the connection stability.

In this embodiment, the waterproof connector use mode is: firstly, the adjusting bolt 222 is rotated to enable the adjusting block 221 to be located at the position, closest to the sealing system 2, on the adjusting bolt 222, the two extrusion systems 3 are farthest away, secondly, the sealing system 2 and the extrusion systems 3 are opened by rotating bolts on the first buckling part 23 and the second buckling part 33, then, the two cable pipes 1 to be connected are placed in the extrusion systems 3 on the two sides, the joints of the two cable pipes 1 are respectively abutted to the two sides of the sealing ring 25, then, the extrusion systems 3 and the sealing system 2 are buckled and screwed, the two adjusting bolts 222 are rotated to enable the adjusting block 221 to move towards the direction far away from the sealing system 2, the two extrusion systems 3 can move towards the sealing system 2 under the driving of the pull rod, meanwhile, the two cable pipes 1 are driven to extrude the sealing ring 25 towards the middle, and the connection work of the waterproof joint is completed.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The waterproof joint for the glass fiber reinforced plastic cable pipe is used for waterproof connection of the cable pipe (1) and is characterized by comprising a sealing system (2), two extrusion systems (3) and two pulling plates (4), wherein the sealing system (2) is positioned in the middle of the waterproof joint, the two extrusion systems (3) are positioned on two sides of the sealing system (2), and the extrusion systems (3) on the two sides are respectively connected with the sealing system (2) through the pulling plates (4);

sealing system (2) middle part is equipped with sealing washer (25), just sealing washer (25) inner circle size is not more than the inner circle diameter of cable pipe (1), and its both sides are cable pipe (1) head of treating the connection, both ends still are equipped with adjusting device (22) about sealing system (2), adjusting device (22) are connected with extrusion system (3) through arm-tie (4), the interval of extrusion system (3) and sealing system (2) of both sides can be adjusted in adjusting device (22).

2. The waterproof joint of the glass fiber reinforced plastic cable tube according to claim 1, wherein the adjusting device (22) comprises a fixing table, an adjusting bolt (222) and an adjusting block (221), the fixing table is located at the upper end and the lower end of the sealing system (2) and is oppositely arranged, one end, far away from the bolt head, of the adjusting bolt (222) is rotatably connected with the fixing table, the axis of the adjusting bolt (222) is perpendicular to the axis of the cable tube (1), the adjusting block (221) with a threaded hole is arranged on the adjusting bolt (222), and two sides of the adjusting block (221) are rotatably connected with one end of the pulling plate (4) at two sides through a connecting device respectively.

3. The watertight joint for glass fiber reinforced plastic cable ducts according to claim 2, characterized in that the maximum distance between the pressing system (3) and the sealing system (2) is not less than 1 cm.

4. The waterproof joint of a glass fiber reinforced plastic cable tube according to claim 3, wherein the sealing system (2) and the extrusion system (3) are both composed of two parts with semicircular inner rings, one end of the two parts is rotatably connected through a connecting device, and the other end of the two parts is provided with at least one screwing device.

5. The waterproof joint of glass fiber reinforced plastic cable tube according to claim 1, wherein gaskets are arranged on the inner rings of the extrusion system (3) and the inner rings at two ends of the sealing system (2).

6. A glass fibre reinforced plastic cable duct watertight joint according to claim 5, characterized in that the gasket on the extrusion system (3) is located on the side of the extrusion system (3) close to the sealing system (2).

7. The watertight joint for glass fiber reinforced plastic cable ducts according to claim 1, wherein the main body of the sealing system (2) and the main body of the pressing system (3) and the pulling plate (4) are all 301 stainless steel.