CN111043348A - Rubber sleeve with mounting structure and pipeline provided with same - Google Patents

Rubber sleeve with mounting structure and pipeline provided with same Download PDF

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Publication number
CN111043348A
CN111043348A CN201911312732.3A CN201911312732A CN111043348A CN 111043348 A CN111043348 A CN 111043348A CN 201911312732 A CN201911312732 A CN 201911312732A CN 111043348 A CN111043348 A CN 111043348A
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CN
China
Prior art keywords
rubber sleeve
pressurizing cavity
rubber
mounting structure
pressurizing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911312732.3A
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Chinese (zh)
Inventor
周超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Shengyu Drainage Systems Co Ltd
Original Assignee
Wuhan Shengyu Drainage Systems Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhan Shengyu Drainage Systems Co Ltd filed Critical Wuhan Shengyu Drainage Systems Co Ltd
Priority to CN201911312732.3A priority Critical patent/CN111043348A/en
Publication of CN111043348A publication Critical patent/CN111043348A/en
Priority to CN202011032502.4A priority patent/CN112283393A/en
Priority to PCT/CN2020/133243 priority patent/WO2021121034A1/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/02—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm
    • F16K7/04—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force
    • F16K7/07—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force by means of fluid pressure
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F3/00—Sewer pipe-line systems
    • E03F3/04—Pipes or fittings specially adapted to sewers
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/0401—Gullies for use in roads or pavements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0236—Diaphragm cut-off apparatus

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Gasket Seals (AREA)

Abstract

The invention discloses a rubber sleeve with a mounting structure and a pipeline for mounting the same, wherein the rubber sleeve is provided with a through circulation channel, the rubber sleeve is of an integral structure, the rubber sleeve is internally provided with at least one independent pressurizing cavity, the rubber sleeve is of an integral structure, and the rubber sleeve at the position of each pressurizing cavity of the at least one independent pressurizing cavity in the rubber sleeve is provided with an outer rubber layer and an inner rubber layer; an inlet and outlet hole is formed in the outer rubber layer of each pressurizing cavity and communicated with the pressurizing cavity; the mounting structure comprises two limiting parts, wherein the two limiting parts are fixed at two ends of the rubber sleeve and used for clamping the rubber sleeve. The rubber sleeve is clamped and fixed by the limiting parts arranged at the two ends of the rubber sleeve, and the rubber sleeve is only required to be detached from the limiting parts of the two end pieces when being installed and maintained in the later period, so that the rubber sleeve is convenient to install and maintain.

Description

Rubber sleeve with mounting structure and pipeline provided with same
Technical Field
The invention relates to the technical field of drainage equipment, in particular to a rubber sleeve with an installation structure and a pipeline for installing the sleeve.
Background
The flexible cut-off device is a cut-off facility applied to a water outlet or a discharge port of a flow dividing well, and generally comprises an outer shell and a rubber sleeve, wherein a pressurizing cavity is formed between the outer shell and the rubber sleeve, the end part of the rubber sleeve is connected with the end part of the outer shell in a sealing way through a flange plate, when pressurized gas is filled into the pressurizing cavity, the rubber sleeve is deformed inwards relatively, the inner wall of the rubber sleeve is attached, and a circulation channel is cut off. However, when the pipe diameter of the drainage pipe or the discharge opening butted with the diversion well is larger (if the pipe diameter is more than DN 400), the pipe diameter of the rubber sleeve cannot be larger than the deformation amount, at the moment, the end part of the rubber sleeve and the end part of the outer shell are under larger deformation, the end part of the rubber sleeve slides out between the flange and the end part of the outer shell, and the sealing of the pressurizing cavity is poor. And the structure of shell body generally adopts rigid structure, but the pipeline of the flexible cut-off equipment of installation also is unchangeable, the matching nature of flexible cut-off equipment shell body and pipeline is not good, often be the tip with the shell body and the end connection of pipeline, flexible cut-off equipment can not install in the pipeline, it sets up the installing well to need to occupy the pipeline tip, required installing well is also big when flexible cut-off equipment specification is great, the infrastructure engineering volume is big, the low cost of efficiency of construction is high, and later maintenance is inconvenient, therefore, it needs urgent to wait for one kind can solve the flexible cut-off equipment of sealed problem easy to assemble.
Disclosure of Invention
The invention aims to overcome the defects of the background technology, and provides a rubber sleeve with an installation structure and a pipeline for installing the sleeve, which have the advantages of good sealing effect, simple structure and convenience in installation and maintenance.
The rubber sleeve is of an integrated structure, at least one independent pressurizing cavity is arranged in the rubber sleeve, and the rubber sleeve at the position of each pressurizing cavity of the at least one independent pressurizing cavity in the rubber sleeve is provided with an outer rubber layer and an inner rubber layer; an inlet and outlet hole is formed in the outer rubber layer of each pressurizing cavity and communicated with the pressurizing cavity;
the mounting structure comprises two limiting parts, wherein the two limiting parts are fixed at two ends of the rubber sleeve and used for clamping the rubber sleeve.
Optionally, the pressurizing cavity is a lower pressurizing cavity, the lower pressurizing cavity is arranged on the lower half part of the rubber sleeve, and the outer rubber layer on the side of the lower pressurizing cavity is provided with a lower inlet and outlet hole.
Optionally, two independent pressurizing cavities are provided, namely an upper pressurizing cavity and a lower pressurizing cavity, the upper pressurizing cavity and the lower pressurizing cavity are respectively arranged on the upper side and the lower side of the rubber sleeve, the outer rubber layer on the side of the upper pressurizing cavity is provided with an upper outlet hole communicated with the upper pressurizing cavity, and the outer rubber layer on the side of the lower pressurizing cavity) is provided with a lower inlet hole communicated with the lower pressurizing cavity.
Optionally, three independent inflation cavities are provided, and are divided into three parts along the circumferential direction of the rubber sleeve, and each rubber sleeve is provided with one inflation cavity; or four independent pressurizing cavities are arranged and are divided into four parts along the circumferential direction of the rubber sleeve, and each part of the rubber sleeve is provided with one pressurizing cavity.
Optionally, the limiting block comprises a bending piece and is provided with a horizontal portion and a vertical portion, the vertical portion of the limiting block is used for clamping the rubber sleeve, and the horizontal portion is provided with a mounting hole.
Optionally, the limiting block comprises a bending piece, the bending piece is provided with a horizontal portion and a vertical portion, the horizontal portion and the vertical portion are both provided with mounting holes, a connecting plate is arranged at the end of the rubber sleeve, the horizontal portion is provided with the mounting holes, and the vertical portion is connected with the connecting plate.
Optionally, a plurality of bending pieces are arranged at intervals along the end part of the rubber sleeve; or the bending piece is of an integrated structure, and the shape of the vertical part of the bending piece is matched with the end part of the rubber sleeve.
Optionally, spacing portion is including stiff end and the lifting hook that links to each other, rubber sleeve's tip is provided with the otic placode, the otic placode with the connection can be dismantled to the lifting hook.
Optionally, the fixed end is an expansion bolt.
The invention also provides a pipeline, wherein the rubber sleeve with the mounting structure is mounted in a port of the pipeline;
the outer wall of the rubber sleeve is attached to the inner wall of the port of the pipeline, the limiting blocks of the mounting structure are fixed at the two ends of the rubber sleeve on the inner wall of the port of the pipeline, and the rubber sleeve is clamped between the limiting blocks.
Compared with the prior art, the invention has the following advantages:
(1) the rubber sleeve with the mounting structure can only adopt a rubber sleeve structure, the pressurizing cavity is arranged in the rubber sleeve, and the whole rubber sleeve is of an integrated structure, so that compared with the prior art, the problem of sealing of the pressurizing cavity is solved, the structure is simpler, and the mounting and the use are convenient; the rubber sleeve is clamped and fixed by the limiting parts arranged at the two ends of the rubber sleeve, and when the rubber sleeve is installed and maintained in a later period, the rubber sleeve is only required to be detached from the limiting parts of the two end pieces, so that the rubber sleeve is convenient to install and maintain.
(2) The rubber sleeve with the mounting structure is internally provided with an independent pressurizing cavity or two independent pressurizing cavities, the rubber sleeve has the function of stopping flow besides the traditional function of closing a flow channel, only the lower pressurizing cavity can be pressurized, the inner rubber layer of the lower pressurizing cavity is upwards bulged, the lower half part of the rubber sleeve after being inflated and deformed is equivalent to an adjusting weir capable of adjusting the height, and when the water level rises to be higher than the stopping height, water can overflow from the upper part. Therefore, the accumulated mud at the bottom of the pipeline or the accumulated mud in the diversion well can be intercepted, and the accumulated mud at the bottom is prevented from entering the natural water body along with rainwater to pollute the natural water body. In addition, the water level adjusting device is used at the drainage outlet, the interception height of the lower half part of the rubber sleeve can be adjusted according to the natural water level condition, the natural water body is prevented from flowing backwards, and the flood is not influenced by the overflow from the top of the lower half part of the rubber sleeve when the natural water body flows backwards.
(3) The rubber sleeve with the mounting structure is designed to be deformed in three directions or four directions to close the intercepting channel, the sealing element is filled in the gap at the closing position of the rubber sleeve, the air pressure used for closing the rubber sleeve is small, zero leakage can be realized under low pressure (lower than 2bar), the sealing effect is good, the air pressure is low, the sealing structure is simple, and the traffic capacity of the flow channel is not influenced.
Drawings
FIG. 1 is a schematic view of the embodiment 1 in a mounted state.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a partially enlarged view of a portion a in fig. 1.
Fig. 4 is a schematic view showing the state of opening the rubber sleeve type two-flow passage.
Fig. 5 is a schematic view of a rubber sleeve type two-flow passage in a shut-off state.
Fig. 6 is a schematic view showing the state of opening the rubber sleeve type three-way flow passage.
Fig. 7 is a schematic view of a rubber sleeve type three flow passage in a shut-off state.
Fig. 8 is a schematic view of three independent inflation chambers provided in a rubber sleeve form III.
Fig. 9 is a schematic view of a three-arrangement of four independent plenum chambers in the form of rubber sleeves.
Fig. 10 is a schematic view showing a state where the flow passage is closed in embodiment 1.
FIG. 11 is a schematic diagram of another embodiment.
Fig. 12 is a schematic view of a second structure of the limiting portion in embodiment 1.
Fig. 13 is a partial enlarged view at B in fig. 12.
Fig. 14 is a schematic diagram of the third structure of the limiting portion in embodiment 1: 1-rubber sleeve, 10-flow channel, 11-pressurizing cavity, 110-upper pressurizing cavity, 111-lower pressurizing cavity, 12-outer rubber layer, 13-inner rubber layer, 2-limiting block, 20-horizontal part, 21-vertical part, 22-connecting plate, 23-fixed end, 24-lifting hook and 25-ear plate.
Detailed Description
The invention is described in further detail below with reference to the figures and the embodiments.
Example 1
Referring to fig. 1 to 13, the invention provides a rubber sleeve with a mounting structure, which includes a rubber sleeve 1 and a mounting structure, wherein the rubber sleeve 1 is provided with a through flow channel 10, the rubber sleeve 1 is of an integral structure, the rubber sleeve 1 is internally provided with at least one independent pressurizing cavity 11, the rubber sleeve 1 is of an integral structure, and the rubber sleeve 1, in which the at least one independent pressurizing cavity 11 is arranged, at the position of each pressurizing cavity 11 is provided with an outer rubber layer 12 and an inner rubber layer 13; an inlet and outlet hole is arranged on the outer rubber layer 12 of each pressurizing cavity 11 and communicated with the pressurizing cavity 11; the mounting structure comprises two limiting parts 2, wherein the two limiting parts 2 are fixed at two ends of the rubber sleeve 1 and used for clamping the rubber sleeve 1. The rubber structure that forms chamber 11 and the rubber structure of other positions as an organic whole structure is inflated in this embodiment, because rubber sleeve 1 does not constitute chamber 11 with other parts jointly, need not to set up seal structure and is used for sealed chamber 11 that pressurizes to prevent to inflate chamber 11 and reveal, simple structure, easy to assemble, application scope is wide. Rubber sleeve 1 is only fixed at both ends, does not set up mounting structure on rubber sleeve 1's pipe shaft, and it is convenient to dismantle, and the installation is maintained easy operation.
Preferably, as a specific embodiment, the structure of the rubber sleeve 1 has the following forms:
referring to fig. 2, in the present embodiment, a rubber sleeve 1 is cylindrical, a pressurizing cavity 11 in the rubber sleeve 1 is also cylindrical, an inlet and an outlet are formed in the rubber sleeve 1, the pressurizing cavity 11 is pressurized through the inlet and the outlet, the rubber sleeve 1 deforms, a flow channel 19 is cut off, the pressurizing cavity 11 is pressurized through the inlet and the outlet, the rubber sleeve 1 recovers deformation, and the flow channel 19 is communicated;
the second structural form of the rubber sleeve 1 is shown in fig. 4 and 5, wherein the cross-sectional shape of the rubber sleeve 1 is circular, when a pressurizing cavity 11 is provided, the pressurizing cavity 11 is a lower pressurizing cavity 111, the cross-sectional shape of the lower pressurizing cavity 111 is such that the cross-sectional arc length of the arc-shaped lower pressurizing cavity 111 is smaller than the circumference of the rubber sleeve 1 at the cross section, the rubber sleeve 1 at the position of the lower pressurizing cavity 111 has an outer rubber layer 12 and an inner rubber layer 13, and the outer rubber layer 12 and the inner rubber layer 13 and the rubber sleeve 1 outside the pressurizing cavity 11 are in an integral structure, wherein the arc length of the lower pressurizing cavity 111 can account for one half or two thirds of the circumference length of the whole rubber sleeve 1, different specifications can be designed according to different shut-off heights, and the arc length of the lower pressurizing cavity 11 is more similar to the circumference length of the rubber sleeve as the shut-off height is higher. An outer rubber layer 12 of the lower pressurizing cavity 111 is provided with an inlet and outlet hole communicated with the pressurizing cavity 11, the inner rubber layer 13 on the side of the lower pressurizing cavity 111 is upwards raised by a certain height through the inlet and outlet hole for pressurizing, which is equivalent to a weir with adjustable height, when the inner rubber layer 13 is attached to the inner wall of the rubber sleeve 1 on the upper half part, the circulation channel 19 is stopped, and when the inner rubber layer 13 of the lower pressurizing cavity 111 on the lower half part in the structure is raised by a certain height, the top space of the lower pressurizing cavity can overflow, so that a part of silt garbage can be prevented from entering the downstream, and the downstream can be prevented from flowing backwards when the water level is too high;
the third structural form of the rubber sleeve 1, as shown in fig. 6 and 7, is to provide two independent pressurizing cavities 11, which are an upper pressurizing cavity 110 and a lower pressurizing cavity 111, respectively, the upper pressurizing cavity 110 and the lower pressurizing cavity 111 are respectively disposed at the upper side and the lower side of the rubber sleeve 1, the outer rubber layer 12 at the side of the upper pressurizing cavity 110 is provided with an upper outlet hole communicated with the upper pressurizing cavity 110, and the outer rubber layer 12 at the side of the lower pressurizing cavity 111 is provided with a lower inlet hole communicated with the lower pressurizing cavity 111.
The structural form of the rubber sleeve 1 is four, as shown in fig. 8, three independent pressurizing cavities 11 are arranged and are divided into three parts along the circumferential direction of the rubber sleeve 1, and each part of the rubber sleeve 1 is provided with one pressurizing cavity 11; alternatively, as shown in fig. 9, four independent pressurizing chambers 11 are provided, and are divided into four parts along the circumferential direction of the rubber sleeve 1, each pressurizing chamber 11 is provided for each rubber sleeve 1, and each pressurizing chamber 11 is provided with an inlet and outlet hole. Preferably, the rubber sleeve 1 should be divided into three or four equal parts, so as to ensure that the deformation of the inner rubber layer of each rubber sleeve 1 is the same, the pressurization is the same, and the control is convenient. The great rubber sleeve 1 of relative dimension, if adopt one or two halfbody structure relative deformation to make circulation passageway 10 end, if the pipe diameter of circulation passageway 10 is great, the deflection of the rubber sleeve 1 of upper and lower both sides is great, required pressure is great, not only sealed effect is not good, zero leakage can not be realized to circulation passageway 10, and there is the potential safety hazard of explosion, the three-dimensional or four-way deformation that use this embodiment close the circulation passageway, the inlayer rubber layer deflection of each independent pressurized cavity is little, required pressure is less, safety and reliability, good sealing effect, wide application range.
Further preferably, the inlet and outlet hole in this embodiment may be two holes of an inlet hole and an outlet hole provided in the outer rubber layer 12, or may be a hole provided in the outer rubber layer 12, and an inlet pipe and an outlet pipe are provided on a conveying pipe connected to the hole.
Further preferably, the specific structure of the limiting part 2 in this embodiment has the following forms:
the first structure of the limiting part 2, as shown in fig. 3, the limiting block 2 includes a bending part and an expansion bolt, the bending part has a horizontal part 20 and a vertical part 21 which are connected into a whole, the horizontal part 20 is provided with a mounting hole, the horizontal part 20 is fixed in the pipeline through the expansion bolt, the outer side of the vertical part 21 is abutted against the end part of the rubber sleeve 1, the vertical parts 21 of the limiting blocks 2 at two ends jointly clamp the rubber sleeve 1, wherein the bending parts are arranged at the end part of the rubber sleeve 1 at intervals to facilitate disassembly, or the bending part is arranged into an integral structure, the shape of the vertical part 21 of the bending part is matched with the shape of the end part of the rubber sleeve 1, and the shape of the horizontal part 20 of the bending part is matched with the shape of the port of the pipeline;
a second structure of the limiting part 2, as shown in fig. 13, the limiting block 2 includes a bending part, the bending part has a horizontal part 20 and a vertical part 21 which are integrally connected, the horizontal part 20 and the vertical part 21 are both provided with mounting holes, the horizontal part 20 is fixed in the pipeline through expansion bolts, the end part of the rubber sleeve 1 is provided with a connecting plate 22, the vertical part 21 is connected with the connecting plate 22, wherein the end part of the rubber sleeve 1 is provided with a circumferential mounting groove for mounting the connecting plate 22, the cross-sectional width of one side of the mounting groove close to the vertical part 21 is smaller than that of the other side, the mounting groove is in a transverse "T" shaped structure, the shape of the vertical part 21 of the bending part is matched with the shape of the connecting plate 22, and the shape of;
spacing portion 2's structure three, see fig. 14 and show, spacing portion 2 is including stiff end 23 and lifting hook 24 that link to each other, the tip of rubber sleeve 1 is provided with otic placode 25, otic placode 25 can dismantle with lifting hook 24 and be connected, wherein stiff end 23 is expansion bolts, under the installation, fix expansion bolts one end in pipeline or the port of deviating from the mouth, connect lifting hook 24 at expansion bolts's the other end, otic placode 25 is connected with lifting hook 24, when needs are demolishd, demolish otic placode 25 and lifting hook 24, detaching lifting hook from expansion bolts's tip, the simple easy operation of installation maintenance.
Example 2
On the basis of the embodiment 1, referring to fig. 1 and fig. 12, a pipeline is provided, and a rubber sleeve with a mounting structure of the embodiment 1 is mounted in a port 3 of the pipeline;
the outer wall of rubber sleeve 1 and the laminating of 3 inner walls of port of pipeline, mounting structure 2's stopper 2 is fixed in 1 both ends of rubber sleeve on the 3 inner walls of port of pipeline, rubber sleeve 1 presss from both sides and locates between stopper 2.
When the second or third form of the structure of the rubber sleeve is selected in this embodiment, the interception height is selected according to the use, the lower pressurizing cavity 111 is pressurized and protruded to a certain height, at this time, the height of the protrusion of the inner rubber layer of the lower pressurizing cavity 111 is equivalent to a weir capable of adjusting the height, when the pressurizing is large, the protrusion height is high, the interception height is also high, when the pressurizing is small or after the pressure is released, the protrusion height is low, the interception height is also low, and the pressurizing can be controlled according to the actual use condition. When the water level rises above the shut-off height, the water can overflow from above. Therefore, the accumulated mud at the bottom of the pipeline or the accumulated mud in the diversion well can be intercepted, and the accumulated mud at the bottom is prevented from entering the natural water body along with rainwater to pollute the natural water body. In addition, the water level adjusting device is used at the drainage outlet, the interception height of the lower half part of the rubber sleeve can be adjusted according to the natural water level condition, the natural water body is prevented from flowing backwards, and the flood is not influenced by the overflow from the top of the lower half part of the rubber sleeve when the natural water body flows backwards.
Various modifications and variations of the embodiments of the present invention may be made by those skilled in the art, and they are also within the scope of the present invention, provided they are within the scope of the claims of the present invention and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.

Claims (10)

1. The utility model provides a rubber sleeve with mounting structure, this rubber sleeve (1) are equipped with flow channel (10) that run through, its characterized in that: the rubber sleeve (1) is of an integrated structure, at least one independent pressurizing cavity (11) is arranged in the rubber sleeve (1), the rubber sleeve (1) is of an integrated structure, and the rubber sleeve (1) at the position of each pressurizing cavity (11) of the at least one independent pressurizing cavity (11) in the rubber sleeve (1) is provided with an outer rubber layer (12) and an inner rubber layer (13); an inlet and outlet hole is formed in the outer rubber layer (12) of each pressurizing cavity (11) and communicated with the pressurizing cavity (11);
the mounting structure comprises two limiting parts (2), wherein the two limiting parts (2) are fixed at two ends of the rubber sleeve (1) and used for clamping the rubber sleeve (1).
2. The rubber bushing with mounting structure of claim 1, wherein:
the lower pressurizing cavity is arranged on the lower half part of the rubber sleeve (1), and the outer rubber layer (12) on the side of the lower pressurizing cavity is provided with a lower inlet and outlet hole.
3. The rubber bushing with mounting structure of claim 1, wherein:
the rubber sleeve is characterized in that the two independent pressurizing cavities (11) are arranged and are respectively an upper pressurizing cavity and a lower pressurizing cavity, the upper pressurizing cavity and the lower pressurizing cavity are respectively arranged on the upper side and the lower side of the rubber sleeve (1), an upper outlet hole communicated with the upper pressurizing cavity is formed in an outer rubber layer (12) on the side of the upper pressurizing cavity, and a lower inlet hole communicated with the lower pressurizing cavity is formed in an outer rubber layer (12) on the side of the lower pressurizing cavity.
4. The rubber bushing with mounting structure of claim 1, wherein:
three independent pressurizing cavities are arranged and are divided into three parts along the circumferential direction of the rubber sleeve (1), and each part of the rubber sleeve (1) is provided with one pressurizing cavity (11);
or four independent pressurizing cavities are arranged and are divided into four parts along the circumferential direction of the rubber sleeve (1), and each part of the rubber sleeve (1) is provided with one pressurizing cavity (11).
5. The rubber bushing with mounting structure of claim 1, wherein:
the limiting block (2) comprises a bending piece, the bending piece is provided with a horizontal portion (20) and a vertical portion (21), the vertical portion (21) of the limiting block (2) is used for clamping the rubber sleeve (1), and the horizontal portion (20) is provided with an installation hole.
6. The rubber bushing with mounting structure of claim 1, wherein: the limiting block (2) comprises a bending piece, a horizontal portion (20) and a vertical portion (21) are arranged, mounting holes are formed in the horizontal portion (20) and the vertical portion (21), a connecting plate (22) is arranged at the end portion of the rubber sleeve, the horizontal portion (20) is provided with the mounting holes, and the vertical portion (21) is connected with the connecting plate (22).
7. A rubber bushing with a mounting structure according to claim 5 or 6, wherein: the number of the bending pieces is multiple, and the bending pieces are arranged at intervals along the end part of the rubber sleeve (1);
or the bending piece is of an integrated structure, and the shape of the vertical part (21) of the bending piece is matched with the end part of the rubber sleeve (1).
8. The rubber bushing with mounting structure of claim 1, wherein: spacing portion (2) are including stiff end (23) and lifting hook (24) that link to each other, the tip of rubber sleeve (1) is provided with otic placode (25), otic placode (25) with lifting hook (24) can be dismantled and be connected.
9. The rubber bushing with mounting structure of claim 8, wherein: the fixed end (23) is an expansion bolt.
10. A duct, characterized by:
a rubber sleeve with a mounting structure as claimed in any one of claims 1 to 6 is mounted in a port (3) of the pipeline;
the outer wall of rubber sleeve (1) with the laminating of port (3) inner wall of pipeline, stopper (2) of mounting structure (2) are fixed in rubber sleeve (1) both ends on port (3) inner wall of pipeline, rubber sleeve (1) press from both sides and locate between stopper (2).
CN201911312732.3A 2019-12-18 2019-12-18 Rubber sleeve with mounting structure and pipeline provided with same Pending CN111043348A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201911312732.3A CN111043348A (en) 2019-12-18 2019-12-18 Rubber sleeve with mounting structure and pipeline provided with same
CN202011032502.4A CN112283393A (en) 2019-12-18 2020-09-27 Rubber sleeve with mounting structure and pipeline provided with same
PCT/CN2020/133243 WO2021121034A1 (en) 2019-12-18 2020-12-02 Rubber sleeve with installation structure and pipeline provided with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911312732.3A CN111043348A (en) 2019-12-18 2019-12-18 Rubber sleeve with mounting structure and pipeline provided with same

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Publication Number Publication Date
CN111043348A true CN111043348A (en) 2020-04-21

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CN201911312732.3A Pending CN111043348A (en) 2019-12-18 2019-12-18 Rubber sleeve with mounting structure and pipeline provided with same
CN202011032502.4A Pending CN112283393A (en) 2019-12-18 2020-09-27 Rubber sleeve with mounting structure and pipeline provided with same

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CN202011032502.4A Pending CN112283393A (en) 2019-12-18 2020-09-27 Rubber sleeve with mounting structure and pipeline provided with same

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WO (1) WO2021121034A1 (en)

Cited By (1)

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WO2021121034A1 (en) * 2019-12-18 2021-06-24 武汉圣禹排水系统有限公司 Rubber sleeve with installation structure and pipeline provided with same

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CN110397151A (en) * 2019-06-19 2019-11-01 武汉圣禹排水系统有限公司 A kind of adjustable flexible cut-off equipment
CN111043348A (en) * 2019-12-18 2020-04-21 武汉圣禹排水系统有限公司 Rubber sleeve with mounting structure and pipeline provided with same
CN111042306A (en) * 2019-12-18 2020-04-21 武汉圣禹排水系统有限公司 Cut-off device, using method and pipeline provided with cut-off device
CN111075947A (en) * 2019-12-18 2020-04-28 武汉圣禹排水系统有限公司 Simple cut-off device, using method thereof and pipeline provided with device
CN111075948A (en) * 2019-12-18 2020-04-28 武汉圣禹排水系统有限公司 Flexible cut-off device and pipeline provided with same

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021121034A1 (en) * 2019-12-18 2021-06-24 武汉圣禹排水系统有限公司 Rubber sleeve with installation structure and pipeline provided with same

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Application publication date: 20200421