CN213333019U - Double-dovetail buckle connecting device - Google Patents
Double-dovetail buckle connecting device Download PDFInfo
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- CN213333019U CN213333019U CN202021602847.4U CN202021602847U CN213333019U CN 213333019 U CN213333019 U CN 213333019U CN 202021602847 U CN202021602847 U CN 202021602847U CN 213333019 U CN213333019 U CN 213333019U
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- 238000007789 sealing Methods 0.000 claims abstract description 67
- 238000009434 installation Methods 0.000 claims abstract description 17
- 208000020673 hypertrichosis-acromegaloid facial appearance syndrome Diseases 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 6
- 239000004033 plastic Substances 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 description 8
- 230000008901 benefit Effects 0.000 description 4
- 238000011900 installation process Methods 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- -1 Polyethylene Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a double-dovetail buckle connecting device, belonging to the field of urban and rural municipal construction plastic pipes, comprising a half joint and a buckle cover; the front end and the rear end of the half joint are respectively provided with two dovetail buckle seats which are arranged on the same axis at intervals in a back-to-back mode, and the buckle covers are in wedge-shaped fastening connection with the buckle seats to realize double dovetail buckle sealing connection; but wide application in tubular product sealing connection installation field.
Description
Technical Field
The utility model discloses a belong to town and country municipal administration building plastics tubular product field, especially relate to an adopt the sealed connecting device of half festival double-swallow tail buckle when being used for the installation of the horizontal butt joint of rain sewage drainage bellows.
Background
With the vigorous advance of urbanization construction, the technical innovation in the field of water supply and drainage is changing day by day. The existing rain and sewage draining corrugated pipe connecting device is characterized in that according to a buried Polyethylene (PE) structure wall pipeline system, the first part is as follows: the regulations of the polyethylene corrugated pipe material GB/T19472.1-2004 adopt socket type connection, and have the defects that after foundation settlement, the socket connection part of the corrugated pipe can generate displacement and sealing failure, so that the leakage of the connection part of a pipe network is caused, and the environment is polluted. In addition, the connecting device adopts sleeve sealing, and the bolt steps are arranged on the outer side of the sleeve for fastening, so that the defects of high manufacturing cost, complex construction and installation process and long installation time are overcome, and the connecting device is not suitable for a large number of drainage corrugated pipes which are more than 400 mm and are used in urban municipal construction at present. Further disadvantages are: the first is that: discover in actual engineering construction maintenance, the sealing rubber circle needs the card in the seal groove, must expand the sealing washer earlier during the installation and just can put into the seal groove, secondly: the rubber ring should consider anticorrosive reason such as, and elastic deformation has certain limit, when propping earlier and then putting into the seal groove, has caused certain plastic deformation, leads to sealed effect to reduce, the trouble that leaks easily takes place. The invention needs to invent a novel horizontal butt-joint sealing connecting device for the drainage corrugated pipe, and has the advantages of lower manufacturing cost, saved installation time, reduced installation and maintenance cost and improved economic benefit on the premise of ensuring reliable connection quality of municipal rainwater and sewage drainage pipe networks.
Disclosure of Invention
The invention discloses a double-dovetail buckle connecting device for connecting a corrugated pipe, which aims to overcome the defects of the existing corrugated pipe connecting device.
A double-dovetail buckle connecting device consists of a half joint and a buckle cover; two are respectively arranged at the front end and the rear end of the half joint
The dovetail buckle seat is connected with the buckle cover in a wedge-shaped matching way; the two dovetail buckle seats at the front end and the rear end are arranged on the same axis at intervals in a back-to-back mode, the dovetail buckle seats at the front end of the Haff section and the rear end of the Haff section are respectively two dovetail buckle seats opposite to each other in the wedge direction, the two dovetail buckle seats opposite to each other in the wedge direction mean that the wide ends of the dovetail buckle seats are symmetrically arranged opposite to each other at intervals, the narrow ends of the two dovetail buckle seats deviate from each other, the two dovetail buckle seats opposite to each other in the wedge direction at the front end of the Haff section and the rear end of the Haff section are arranged on the same axis, and a spacing distance exists between the two dovetail buckle seats opposite to each other in the wedge direction; the inner wall of the half joint is provided with an arc-shaped groove and a rectangular groove; the half joint is semicircular, and the outer wall of the half joint is smooth; the upper half joint and the lower half joint are respectively symmetrically provided with half double-dovetail buckling seats, the half joint is formed by symmetrically arranging and installing the upper half joint and the lower half joint, the front end and the rear end of the upper half joint and the rear end of the lower half joint are respectively provided with two half double-dovetail buckling seats, and the upper half joint and the lower half joint are combined into two complete buckling seats at the front end and the rear end after being arranged and formed; the dovetail buckle cover of the half joint is in wedge-shaped fastening connection with the double dovetail buckle seats of the half joint; the double-dovetail-shaped buckle connecting device is characterized in that the half joint is formed by symmetrically arranging and installing an upper half joint and a lower half joint, the upper half joint and the lower half joint are combined into two complete buckle seats at the front end and the rear end after being arranged and formed, and a dovetail buckle cover of the half joint is connected with the double-dovetail-shaped buckle seats of the half joint in a wedge-shaped matching manner.
The connection relation of two forked tail buckle connecting device during actual building site application be left bellows port and right bellows port level butt joint, use the bellows butt joint seam to set up rubber seal between bellows outer wall and hough section inner wall as two forked tail buckle connecting device's installation central line, hough section inner wall is provided with arc recess and rectangle recess, hough section is set up the installation by last hough section and hough section symmetry and is constituteed, hough section is provided with two forked tail buckle seats, the forked tail buckle lid is connected with the cooperation of two forked tail buckle seat wedges on the hough section, the left bellows port and the right bellows port buckle sealing connection of level butt joint.
The half joint is a buckle corresponding to the corrugated arc of the outer wall of the corrugated pipe which is correspondingly and hermetically installed and connected
A half section.
The corrugated pipe is characterized in that an arc-shaped groove formed in the inner wall of the half joint is matched with the corrugated wave shape of the outer wall of the corrugated pipe, and a rectangular groove formed in the inner wall of the half joint is matched with the rubber sealing element in an embedded mode.
The cross section of the radial sealing ring has the following shapes: the contact surface of the top of the wave crest at the connecting part of the corrugated pipe is lip-shaped, and the radial sealing ring is tightly matched and contacted with the top of the wave crest of the corrugated pipe; the axial sealing strips are two parallel sealing strips.
A rubber sealing element is arranged between the sealing position of the radial top of the corrugated pipe and the rectangular groove of the half joint,
the rubber sealing element comprises a radial sealing ring and an axial sealing strip. The radial sealing ring, the lip-shaped sealing ring of the rubber sealing element are in sealing fit with the top of the corrugated pipe. The radial lip-shaped sealing ring of the rubber sealing element is in interference fit with the rectangular groove of the half joint. Steps are arranged on two sides of the half joint, an axial groove is arranged on each step, and an axial sealing strip of a rubber sealing element is placed in each axial groove; the fit of the axial groove and the axial sealing strip is interference fit.
The rectangular groove of the half joint is provided with a radial sealing ring of a rubber sealing element, and the radial sealing ring is used as a nominal straight line of the corrugated pipe
When the diameter is 400 mm, 500 mm and 600 mm, 4-6 arc grooves and 2 rectangular grooves are arranged on the inner wall of the half joint, and 4-6 radial sealing rings are correspondingly arranged on the rubber sealing element.
The connection and installation process method of the corrugated pipe sealing double-dovetail buckle connecting device comprises the following steps:
checking the butt joint place of the corrugated pipes, and conforming to the installation requirement; the two corrugated pipes are horizontally aligned and arranged in a straight line, and the port of the left corrugated pipe is horizontally butted with the port of the right corrugated pipe.
And two rubber sealing elements are respectively embedded into the rectangular grooves on the inner walls of the upper half joint and the lower half joint and the axial grooves of the steps on two sides of the half joint.
The installation half joint takes the corrugated pipe butt joint as an upper half joint and a lower half joint to assemble symmetrical center lines, is symmetrical left and right, takes the corrugated pipe axis as an upper half joint and a lower half joint to assemble horizontal lines, is symmetrical up and down, and adjusts the dovetail buckle seat to meet the installation requirement.
And installing the dovetail buckle cover on the buckle seat, axially pushing and fastening the dovetail buckle cover, and tightly connecting the upper half joint and the lower half joint to realize the horizontal butt joint buckle sealing connection of the port of the left corrugated pipe and the port of the right corrugated pipe.
And checking the connection installation process according to the installation construction requirements again, meeting the requirements and passing the acceptance.
The noun defines:
level: a plane parallel to the horizontal plane of the earth.
Left: the left side, which faces the horizontally disposed bellows lip seal double dovetail snap connection, is defined as the left side.
And (3) right: the right side, facing the horizontally disposed bellows lip seal double dovetail snap connection, is defined as the right side.
The method comprises the following steps: the plane parallel to the earth's horizontal plane is vertically upward, and faces the upper edge of the horizontally placed bellows lip seal double-dovetail buckle connecting device, and is defined as upward.
The following: the plane parallel to the earth's horizontal plane is vertically downward, facing the lower edge of the horizontally placed bellows lip seal double-dovetail snap connection, defined as downward.
Axial direction: the axial direction of the bellows, parallel to the horizontal, is defined as the axial direction.
Radial: the radial direction of the corrugated pipe is perpendicular to the axial direction of the corrugated pipe and is defined as the radial direction.
Side surface: facing the horizontally placed double dovetail snap connection means, the left port side and the right port side, respectively.
Front end: the front end of the plane parallel to the horizontal plane of the earth is defined as the front end.
A rear end: the planar back end, which is parallel to the horizontal plane of the earth, is defined as the back end.
Corrugated pipe: the corrugated pipe is smooth in inner wall, equidistant ripples are arranged on the outer wall, a ripple groove is formed between the ripples, and the bottom of the corrugated pipe is flat; the corrugated pipe connection is that the ports of a left corrugated pipe and a right corrugated pipe which have the same specification and model are horizontally butted and connected.
A half joint: is a Hough section specially used for connecting corrugated pipes; the half joint consists of a semicircular upper half joint and a semicircular lower half joint, the upper half joint and the lower half joint are parts with the same specification and model, and are only installed at different positions in the installation process, namely, the upper half joint and the lower half joint are installed symmetrically up and down, and the upper half joint and the lower half joint are fastened by adopting a dovetail buckle cover; the outer wall of the half joint is smooth, and the inner wall of the half joint is provided with an arc groove and a rectangular groove.
Rubber sealing element: the rubber sealing element consists of a semicircular radial sealing ring and an axial sealing strip, the shape of the semicircular radial sealing ring of the rubber sealing element is matched with the top of the corrugated pipe in a sealing mode, the shape of the semicircular radial sealing ring of the rubber sealing element is matched with the rectangular groove in the inner wall of the half joint in an embedded mode, and the axial sealing strip is matched with the axial groove in the step of the half joint in an embedded mode.
The utility model discloses two forked tail buckle connecting device's apparent characteristics and technological progress are: the technical route is that a half joint is installed, two dovetail buckle seats opposite in wedge direction are respectively arranged at the front end of the half joint and the rear end of the half joint, the two dovetail buckle seats opposite in wedge direction are that the wide ends of the dovetail buckle seats are symmetrically and oppositely arranged at intervals, the narrow ends of the two dovetail buckle seats deviate, the two wedge directions of the front end of the half joint and the rear end of the half joint are on the same axis relative to the dovetail buckle seats, and a spacing distance is reserved between the two wedge directions and the dovetail buckle seats; the dovetail buckle cover of the half joint is in wedge-shaped fastening connection with the double dovetail buckle seats of the half joint; the dovetail buckle seat and the buckle cover are arranged on two sides of the half joint, the rubber sealing element is arranged between the outer wall of the corrugated pipe and the inner wall of the half joint, the radial sealing of the semicircular radial sealing ring of the rubber sealing element is guaranteed, the axial sealing of the axial sealing strip of the rubber sealing element is guaranteed, and the half joint is quickly fastened and connected through the dovetail buckle cover; the technical purpose is realized by ensuring that the port of the left corrugated pipe and the port of the right corrugated pipe are horizontally aligned, buckled and hermetically connected, and on the premise of ensuring sealing, the corrugated pipe has the functions of firm connection and falling prevention; the pipe fitting has the advantages of reliable and firm installation and connection, lower manufacturing cost, convenience in installation, simplicity in operation, time saving, lower transportation cost, lower maintenance cost and improvement of economic benefits.
Drawings
FIG. 1 is a schematic view of an upper half joint or a lower half joint of a double-dovetail buckle connecting device.
FIG. 2 is a schematic view of a double dovetail snap connection snap cap.
FIG. 3 is a schematic view of the installation and connection of the double-dovetail snap-fit connection device.
FIG. 4 is a schematic view of the upper or lower rubber seal of the double dovetail snap connection.
In the figure: bellows 1, left bellows 1 left side, right bellows 1 right side, ha fujie 2, go up ha fujie 2 on, down ha fujie 2 under, rubber seal 3, go up rubber seal 3 on, under lower rubber seal 3, forked tail buckle lid 4.
Detailed Description
This patent is implemented at a job site or workshop where a bellows-sealed double dovetail snap connection is required.
The first embodiment,
The double-dovetail buckle connecting device comprises a corrugated pipe 1, a half joint 2, a rubber sealing element 3 and a dovetail buckle cover 4; the double-dovetail buckle connecting device is characterized in that a left corrugated pipe port 1 and a right corrugated pipe port 1 are horizontally butted, a half joint 2 is installed by taking a butt joint as an installation central line, dovetail buckle seats are arranged on two sides of the half joint 2, the half joint 2 is composed of an upper half joint 2 and a lower half joint 2, the upper half joint 2 and the lower half joint 2 are installed on the outer wall of the corrugated pipe 1, a rubber sealing element 3 is installed between the outer wall of the corrugated pipe 1 and the inner wall of the half joint 2, the half joint 2 is tightly connected through a dovetail buckle cover 4, and the left corrugated pipe port 1 and the right corrugated pipe port 1 are horizontally butted, buckled and hermetically connected.
The matching of the rubber sealing piece 3 and the half joint 2 and the matching of the rubber sealing piece 3 and the corrugated pipe 1
Are all interference fit.
When the nominal diameter of the corrugated pipe 1 is 400 mm, 4 arc-shaped grooves and 2 arc-shaped grooves are arranged on the inner wall of the half joint 2
And 4 radial sealing rings are correspondingly arranged on the rubber sealing element 3.
Example II,
When the nominal diameter of the corrugated pipe is 500 mm, 4 arc-shaped grooves and 2 arc-shaped grooves are arranged on the inner wall of the half joint 2
And 4 radial sealing rings are correspondingly arranged on the rubber sealing element 3.
Example III,
When the nominal diameter of the corrugated pipe is 600 mm, 6 arc-shaped grooves are arranged on the inner wall of the half joint 2
And 2 rectangular grooves, and 6 radial sealing rings are correspondingly arranged on the rubber sealing element 3.
Claims (5)
1. The utility model provides a two forked tail buckle connecting device which characterized in that: consists of a half joint and a buckle cover; before the half joint
The rear ends of the two dovetail buckling seats are respectively provided with a buckling cover which is in wedge-shaped matching and fastening connection with the buckling seats; the two dovetail buckle seats at the front end and the rear end are arranged on the same axis at intervals in a back-to-back mode, the dovetail buckle seats at the front end of the Haff section and the rear end of the Haff section are respectively two dovetail buckle seats opposite to each other in the wedge direction, the two dovetail buckle seats opposite to each other in the wedge direction mean that the wide ends of the dovetail buckle seats are symmetrically arranged opposite to each other at intervals, the narrow ends of the two dovetail buckle seats deviate from each other, the two dovetail buckle seats opposite to each other in the wedge direction at the front end of the Haff section and the rear end of the Haff section are arranged on the same axis, and a spacing distance exists between the two dovetail buckle seats opposite to each other in the wedge direction; the inner wall of the half joint is provided with an arc-shaped groove and a rectangular groove; the half joint is semicircular, and the outer wall of the half joint is smooth; the half joint is formed by symmetrically arranging and installing an upper half joint and a lower half joint, the upper half joint and the lower half joint are respectively symmetrically provided with a half double-dovetail fastener seat, the front end and the rear end of the upper half joint and the lower half joint are respectively provided with two half double-dovetail fastener seats, and the upper half joint and the lower half joint are combined into two complete fastener seats respectively at the front end and the rear end after being arranged and formed; the dovetail buckle cover of the half joint is in wedge-shaped fastening connection with the double dovetail buckle seats of the half joint; the double-dovetail-shaped buckle connecting device is characterized in that the half joint is formed by symmetrically arranging and installing an upper half joint and a lower half joint, the upper half joint and the lower half joint are combined into two complete buckle seats at the front end and the rear end after being arranged and formed, and a dovetail buckle cover of the half joint is in wedge-shaped fit and fastening connection with the double-dovetail-shaped buckle seats of the half joint.
2. The double dovetail snap-fit connection of claim 1, wherein: the Hafu joint means
The corrugated arc of the outer wall of the corrugated pipe connected with the sealing installation corresponds to the half joint of the buckle.
3. The double dovetail snap-fit connection of claim 1, wherein: the inner wall of the half joint
The arc-shaped groove is matched with the corrugated wave shape of the outer wall of the corresponding corrugated pipe, and the rectangular groove arranged on the inner wall of the half joint is matched with the corresponding rubber sealing element in an embedding manner.
4. The double dovetail snap-fit connection of claim 1, wherein: two of the half joint
The side is provided with a step, and an axial groove is arranged on the step.
5. The double dovetail snap-fit connection of claim 4, wherein: the axial groove is internally provided with
An axial sealing strip of the rubber sealing element is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021602847.4U CN213333019U (en) | 2020-08-05 | 2020-08-05 | Double-dovetail buckle connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021602847.4U CN213333019U (en) | 2020-08-05 | 2020-08-05 | Double-dovetail buckle connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213333019U true CN213333019U (en) | 2021-06-01 |
Family
ID=76093889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021602847.4U Active CN213333019U (en) | 2020-08-05 | 2020-08-05 | Double-dovetail buckle connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213333019U (en) |
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2020
- 2020-08-05 CN CN202021602847.4U patent/CN213333019U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240510 Address after: 678600 North side of Babie Village Group, Shunha Village Committee, Jiexiang Township, Ruili City, Dehong Dai and Jingpo Autonomous Prefecture, Yunnan Province Patentee after: Ruili Nanshui Industry and Trade Co.,Ltd. Country or region after: China Address before: 653100 maizitian area, ceramic characteristic industrial park, Longquan Town, Yimen County, Yuxi City, Yunnan Province Patentee before: Yunnan Aoyuan Intelligent Environmental Protection Technology Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |