CN208565887U - A kind of novel bell and spigot frame of drainpipe - Google Patents
A kind of novel bell and spigot frame of drainpipe Download PDFInfo
- Publication number
- CN208565887U CN208565887U CN201821219923.6U CN201821219923U CN208565887U CN 208565887 U CN208565887 U CN 208565887U CN 201821219923 U CN201821219923 U CN 201821219923U CN 208565887 U CN208565887 U CN 208565887U
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- China
- Prior art keywords
- bell
- spigot
- groove
- drainpipe
- sliding sleeve
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- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 210000004907 gland Anatomy 0.000 claims description 7
- 238000002788 crimping Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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- Joints With Sleeves (AREA)
Abstract
The utility model discloses a kind of novel bell and spigot frames of drainpipe.The novel bell and spigot frame of this kind of drainpipe includes bell and spigot joint, it is straight pipe in the middle part of bell and spigot joint, both ends are provided with taper bell and spigot, and bell and spigot is plugged in the interface end of drainpipe, interface end is connected with straight tube end, and bell and spigot outer surface has been sequentially arranged in the circumferential direction. tapered sealing ring, water-swellable sealing strip；Spring base is equipped between straight tube end, spring socket sleeve is connected in the middle part of straight pipe, spring seat surface opens up fluted, extension spring is equipped in groove, extension spring one end is connected with the slot bottom of groove, and the other end is connected with the sliding sleeve of annular, and sliding sleeve shape is slidably connected with groove, sliding sleeve one end protrudes from the outside of groove and affixed with the end face at straight tube end, is provided with protective jacket on the outside of spring base.Extension spring tenses the drainpipe at bell and spigot joint both ends, so that the conical surface of bell and spigot and the conical surface of interface end are mutually adjacent to always, this kind of bell and spigot frame avoids the problem of encountering when connecting using tight fit socket joint.
Description
Technical field
The utility model relates to discharge pipe line fields, the in particular to connection type of discharge pipe line.
Background technique
In order to connect drainpipe or pipe fitting or bifurcated drainpipe, bellmouth is made in drainpipe both ends, and (socket is general with socket
Do not need special), in socket insertion bellmouth, then sealing joints, such drainpipe or piping claim bell-and-spigot pipe.According to technique
Need, it is bellmouth (holding to be double) that drainpipe, which can do both ends, and pipe fitting can be made more bellmouths, or be made into respectively several bellmouths or
Several sockets (holding single insert as double).The plastic drain-pipe that municipal aspect uses, general diameter is larger, not only needs drainpipe itself
With good intensity, but also need drainpipe that can resist the impact force in the liquid delivery process such as water flow, while also needing
Drainpipe is wanted to have the characteristics that good sealing performance and be easily installed.
An a kind of entitled patent for PVC-U socket pipe member structure is disclosed in Data of China library, application No. is
CN201320698853.8, applying date 2013.11.06, open (bulletin) number is CN203641729U, and publication date is
2014.06.11, the utility model discloses a kind of PVC-U socket pipe member structures for this kind of patent comprising PVC-U socket pipe member
Main body, the end of the PVC-U socket pipe member main body are equipped with bell and spigot, and the bell and spigot is equipped with annular socket joint slot, the ring
Connecting pipe is inserted into shape socket joint slot, the inner ring of the annular socket joint slot and the internal diameter of connecting pipe are tight fit, the annular
It is clearance fit between the outer ring of socket joint slot and the outer diameter of connecting pipe；The inner ring of annular socket joint slot and the internal diameter of connecting pipe are
Tight fit, cooperation precision prescribed is relatively high, while increasing drainpipe production degree of difficulty, is easy to appear in actual installation process
The magnitude of interference of following problems, the internal diameter relative size of the inner ring and connecting pipe of annular socket joint slot is larger, and when tubing socket joint can be very
Arduously, damage tubing is easy in work progress；The interference of the internal diameter relative size of the inner ring and connecting pipe of annular socket joint slot
Smaller, even excessive or clearance fit is measured, drainpipe is easy from junction leakage at this time.
Utility model content
The purpose of the utility model is to provide the novel socket joints that can be avoided the problem of tight fit socket joint connection type is brought
Structure.
In order to realize above-mentioned purpose of utility model, a kind of novel bell and spigot frame of drainpipe of the utility model uses following skill
Art scheme:
A kind of novel bell and spigot frame of drainpipe, including bell and spigot joint, the bell and spigot joint middle part is straight pipe, straight pipe
Both ends are provided with symmetrical taper bell and spigot, and towards outside, the bell and spigot at both ends is plugged in respectively right the cone of the bell and spigot
The drainpipe answered, the drainpipe middle part is tube body, and tube body both ends are provided with the cone-shaped interface symmetrically to match with bell and spigot
The big end at end, the interface end towards outside and is connected with annular straight tube end, and straight tube end center offers and straight pipe
The clear opening that shape matches, the bell and spigot are plugged in interface end, a part of straight pipe are socketed in the clear opening, is passed through
First of sealed connection between drainpipe and bell and spigot joint, the socket joint are realized in the crimping of tapered surface between interface end and bell and spigot
Mouth outer surface circumferentially successively offers the first seal groove and the second seal groove, is provided with tapered sealing in first seal groove
It encloses, is provided with water-swellable sealing strip in second seal groove, the tapered sealing ring and water-swellable sealing strip realize
Second sealing between drainpipe and bell and spigot joint；It is socketed between the straight tube end at the same bell and spigot joint both ends and is provided with spring
Seat, the spring base is in circular ring shape and is socketed in the middle part of straight pipe, and the surface of the spring base two sides is with bell and spigot joint axis
Center line offers the groove of annular, and the spring base outer diameter is less than the outer diameter at straight tube end, respectively along groove depth in the groove of two sides
Direction is provided with multiple extension springs, and the extension spring drift is less than depth of groove, described extension spring one end and recessed
The slot bottom of slot connects, and the other end is connected with the sliding sleeve of annular, and the sliding sleeve shape matches with groove and is slidably connected with groove,
The slot bottom of the groove body for offering annular on one side of the sliding sleeve confronting grooves, the extension spring and groove body connects, the sliding sleeve
It is less than depth of groove along the length of its axis direction, described sliding sleeve one end protrudes from the outside of groove and corresponding straight tube end
End face is affixed, and the slot bottom of groove body is greater than the drift of extension spring to the slot bottom linear distance of groove；On the outside of the spring base
It is provided with the protective jacket of annular, the straight pipe socket of the protective jacket and spring base both ends.Since the slot bottom of groove body is to groove
Slot bottom linear distance is greater than the drift of extension spring, and slot bottom of the spring respectively with groove body and groove is correspondingly connected with, so
Extension spring is in tensional state this moment, so traveller is applied with pulling force to the straight tube end of the drainpipe at bell and spigot joint both ends, makes
Tapered surface is in the crimped status of stress always between interface end and bell and spigot, so that this kind of novel bell and spigot frame is with good
Leakproofness.
The sliding sleeve outer ring is radially protruding with several first protrusions, and the recess sidewall is along the side of spring base axis
To the first groove offered with the first raised Corresponding matching, first protrusion is set in corresponding first groove, and with
First groove is slidably connected.First groove and the first protrusion pairing setting, anti-anti-skid sheath are opposite because of accidental cause and groove generation
Rotation, and the extension spring connecting with sliding sleeve and groove is caused torsional deflection occur.
The sliding sleeve inner ring is radially protruding with several second protrusions, and the recess sidewall is along the side of spring base axis
To the second groove offered with the second raised Corresponding matching, second protrusion is set in corresponding second groove, and with
Second groove is slidably connected.Second groove and the second protrusion pairing setting, anti-anti-skid sheath are opposite because of accidental cause and groove generation
Rotation, and the extension spring connecting with sliding sleeve and groove is caused torsional deflection occur.
The circumferential direction of the spring base outer ring offers several counter sinks, and the countersunk head axially bored line is set along the radial direction of spring base
It sets, the outer surface of the straight pipe offers the threaded hole with counter sink Corresponding matching, is plugged in the counter sink corresponding
Hexagon socket head cap screw, the hexagon socket head cap screw are connected through a screw thread with straight pipe.It is by bolt that spring base and straight pipe is affixed, it protects
Demonstrate,prove the stabilization of entire bell and spigot frame.
The internal diameter of the bell and spigot joint and the internal diameter of drainpipe are identical.If the caliber of bell and spigot joint and the caliber of drainpipe
Difference, water flow can cause to impact at through diameter change to tube body, so that pipe vibration, is unfavorable for the stabilization of pipeline, and
Mud sundries can be retained at caliber change, so saying bell and spigot joint identical setting with the caliber of drainpipe, avoid above-mentioned ask
Topic.
Compared with prior art, the utility model has the beneficial effects that: conical surface crimping is relative to inserting between conventional pipeline
It is connected to excellent leakproofness, the drainpipe at bell and spigot joint both ends is connected to by spring straining, so that the bell and spigot of bell and spigot joint
The conical surface and the conical surface of interface end the problem of being mutually adjacent to always, being likely encountered when avoiding using tight fit connection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the A partial enlarged view of Fig. 1；
Fig. 3 is bell and spigot joint structural schematic diagram；
Fig. 4 is spring seat structure schematic diagram.
Wherein, 1 bell and spigot joint, 2 straight pipes, 3 bell and spigots, 4 tube bodies, 5 interface ends, 6 straight tube ends, 7 first seal grooves, 8
Two seal grooves, 9 tapered sealing rings, 10 water-swellable sealing strips, 11 spring bases, 12 counter sinks, 13 grooves, 14 extension springs, 15
Sliding sleeve, 16 glands, 17 first protrusions, 18 first grooves, 19 second protrusions, 20 second grooves, 21 groove bodies, 22 protective jackets.
Specific embodiment
With reference to embodiment, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for
Bright the utility model rather than limitation the scope of the utility model, after having read the utility model, those skilled in the art
Member falls within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.
As shown in Figs 1-4, the novel bell and spigot frame of a kind of drainpipe, including bell and spigot joint 1, bell and spigot joint middle part is straight-through
Pipe 2, straight pipe both ends are provided with symmetrical taper bell and spigot 3, and towards outside, the bell and spigot at both ends is plugged in the cone of bell and spigot
Corresponding drainpipe, drainpipe middle part is tube body 4, and tube body both ends are provided with the taper symmetrically to match with bell and spigot and connect
The big end at mouth end 5, interface end towards outside and is connected with annular straight tube end 6, and straight tube end center offers and straight pipe shape
The clear opening to match, bell and spigot are plugged in interface end, a part of straight pipe are socketed in clear opening, passes through interface end and socket joint
First of sealed connection between drainpipe and bell and spigot joint, the bell and spigot appearance of bell and spigot joint are realized in the crimping of tapered surface between mouthful
Face is circumferentially also provided with the first seal groove 7 and the second seal groove 8, tapered sealing ring 9 is provided in the first seal groove, second is close
Water-swellable sealing strip 10 is provided in sealing groove, tapered sealing ring and water-swellable sealing strip realize drainpipe and bell and spigot joint
Between second sealing；It is socketed between the straight tube end at the same bell and spigot joint both ends and is provided with spring base 11, spring base is in circle
Annular is simultaneously socketed in the middle part of straight pipe, and the circumferential direction of spring base outer ring offers several counter sinks 12, and countersunk head axially bored line is along spring base
Be arranged radially, the outer surface of straight pipe offers the threaded hole with counter sink Corresponding matching, is plugged in counter sink corresponding
Hexagon socket head cap screw, hexagon socket head cap screw are connected through a screw thread with straight pipe, during the surfaces of spring base two sides with bell and spigot joint axis is
Heart line offers the groove 13 of annular, and spring base outer diameter is less than the outer diameter at straight tube end, respectively along groove depth direction in the groove of two sides
Multiple extension springs 14 are provided with, extension spring drift is less than depth of groove, the slot bottom company of extension spring one end and groove
It connects, the other end is connected with the sliding sleeve 15 of annular, and sliding sleeve shape matches with groove and is slidably connected with groove, the both ends of spring base
End face be connected with annular gland 16, gland offers the annular through-hole to match with sliding sleeve shape, slides in annular through-hole
It is connect with gland slip, sliding sleeve outer ring is radially protruding with several first protrusions 17, and recess sidewall is along spring base axis
Direction offers the first groove 18 with the first raised Corresponding matching, and the first protrusion is set in corresponding first groove, and with
First groove is slidably connected, and sliding sleeve inner ring is radially protruding with several second protrusions 19, and recess sidewall is along spring base axis
Direction offer the second groove 20 with the second raised Corresponding matching, the second protrusion is set in corresponding second groove, and
It is slidably connected with the second groove, the groove body 21 for offering annular on one side of sliding sleeve confronting grooves, the slot bottom of extension spring and groove body
Connection, sliding sleeve are less than depth of groove along the length of its axis direction, and sliding sleeve one end protrudes from the outside of groove and corresponding straight
The end face of pipe end is affixed, and the slot bottom of groove body is greater than the drift of extension spring to the slot bottom linear distance of groove；Outside spring base
Side is provided with the protective jacket 22 of annular, and the straight pipe socket of protective jacket and spring base both ends, the outer ring of protective jacket is circumferentially also connected with
There are multiple bolts, protective jacket also passes through bolt and connect with straight pipe；The internal diameter of bell and spigot joint and the internal diameter of drainpipe are identical.
The specific work process and principle of the utility model:
After the completion of drainpipe connection, drainpipe and bell and spigot joint are realized in the crimping of tapered surface between interface end and bell and spigot
Between first sealed connection, tapered sealing ring and water-swellable sealing strip realize the second between drainpipe and bell and spigot joint
Sealing makes the bell and spigot frame of this kind of drainpipe have good leakproofness；Due to groove body slot bottom to groove slot bottom straight line away from
From the drift for being greater than extension spring, and slot bottom of the spring respectively with groove body and groove is correspondingly connected with, so stretching bullet this moment
Spring is in tensional state, so traveller is applied with pulling force to the straight tube end of the drainpipe at bell and spigot joint both ends, makes interface end and holds
Tapered surface is in the crimped status of stress always between socket, and the leakproofness of this kind of novel bell and spigot frame is protected always
It holds, the novel bell and spigot frame of this kind of drainpipe avoids the problem of encountering when using isometrical straight tube socket joint.
Claims (6)
1. a kind of novel bell and spigot frame of drainpipe, it is characterised in that: be straight-through in the middle part of the bell and spigot joint including bell and spigot joint
Pipe, straight pipe both ends are provided with symmetrical taper bell and spigot, and the cone of the bell and spigot is towards outside, the bell and spigot grafting at both ends
It in corresponding drainpipe, is tube body in the middle part of the drainpipe, tube body both ends, which are provided with, symmetrically to match with bell and spigot
The big end at cone-shaped interface end, the interface end towards outside and is connected with annular straight tube end, and straight tube end center offers
The clear opening to match with straight pipe shape, the bell and spigot are plugged in interface end, are socketed the one of straight pipe in the clear opening
Part realizes that first of sealing between drainpipe and bell and spigot joint connects by the crimping of tapered surface between interface end and bell and spigot
It connects, the bell and spigot outer surface circumferentially successively offers the first seal groove and the second seal groove, sets in first seal groove
It is equipped with tapered sealing ring, water-swellable sealing strip, the tapered sealing ring and water-swellable are provided in second seal groove
Sealing strip realizes the sealing of the second between drainpipe and bell and spigot joint；Be socketed on the same bell and spigot joint both ends straight tube end it
Between be provided with spring base, the spring base is in circular ring shape and is socketed in the middle part of straight pipe, and the surface of the spring base two sides is to hold
Connection-peg axis is the groove that center line offers annular, and the spring base outer diameter is less than the outer diameter at straight tube end, the groove of two sides
Groove depth direction is respectively inside provided with multiple extension springs, the extension spring drift is less than depth of groove, the stretching
Spring one end is connected with the slot bottom of groove, and the other end is connected with the sliding sleeve of annular, the sliding sleeve shape and groove match and with
Groove is slidably connected, the groove body for offering annular on one side of the sliding sleeve confronting grooves, the slot bottom of the extension spring and groove body
Connection, the sliding sleeve are less than depth of groove along the length of its axis direction, described sliding sleeve one end protrude from the outside of groove and and its
The end face at corresponding straight tube end is affixed, and the slot bottom of groove body is greater than the drift of extension spring to the slot bottom linear distance of groove；
The protective jacket of annular, the straight pipe socket of the protective jacket and spring base both ends are provided on the outside of the spring base.
2. a kind of novel bell and spigot frame of drainpipe according to claim 1, it is characterised in that: the sliding sleeve outer ring is along diameter
To several first protrusions have been outwardly protruded, the recess sidewall offers and the first corresponding of protrusion along the direction of spring base axis
The first groove matched, first protrusion are set in corresponding first groove, and are slidably connected with the first groove.
3. a kind of novel bell and spigot frame of drainpipe according to claim 1, it is characterised in that: the sliding sleeve inner ring is along diameter
To several second protrusions have been outwardly protruded, the recess sidewall offers and the second corresponding of protrusion along the direction of spring base axis
The second groove matched, second protrusion are set in corresponding second groove, and are slidably connected with the second groove.
4. the novel bell and spigot frame of any one drainpipe according to claim 2 or 3, it is characterised in that: the spring
The end face at the both ends of seat is connected with annular gland, and the gland offers the annular through-hole to match with sliding sleeve shape, the cunning
Set is connect with gland slip.
5. a kind of novel bell and spigot frame of drainpipe according to claim 1, it is characterised in that: the spring base outer ring
Several counter sinks circumferentially are offered, countersunk head axially bored line being arranged radially along spring base, the outer surface of the straight pipe opens up
There is the threaded hole with counter sink Corresponding matching, corresponding hexagon socket head cap screw, the hexagon socket head cap screw are plugged in the counter sink
It is connected through a screw thread with straight pipe.
6. a kind of novel bell and spigot frame of drainpipe according to claim 1, it is characterised in that: the bell and spigot joint it is interior
Diameter is identical as the internal diameter of drainpipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821219923.6U CN208565887U (en) | 2018-07-31 | 2018-07-31 | A kind of novel bell and spigot frame of drainpipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821219923.6U CN208565887U (en) | 2018-07-31 | 2018-07-31 | A kind of novel bell and spigot frame of drainpipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208565887U true CN208565887U (en) | 2019-03-01 |
Family
ID=65448822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821219923.6U Expired - Fee Related CN208565887U (en) | 2018-07-31 | 2018-07-31 | A kind of novel bell and spigot frame of drainpipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208565887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360380A (en) * | 2019-07-24 | 2019-10-22 | 王曙光 | A kind of pipe fitting |
-
2018
- 2018-07-31 CN CN201821219923.6U patent/CN208565887U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360380A (en) * | 2019-07-24 | 2019-10-22 | 王曙光 | A kind of pipe fitting |
| CN110360380B (en) * | 2019-07-24 | 2021-07-13 | 义乌市高洋建筑工程有限公司 | Pipe fitting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 |