CN208152197U - The explosion-proof drainpipe of municipal works - Google Patents
The explosion-proof drainpipe of municipal works Download PDFInfo
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- CN208152197U CN208152197U CN201820540112.XU CN201820540112U CN208152197U CN 208152197 U CN208152197 U CN 208152197U CN 201820540112 U CN201820540112 U CN 201820540112U CN 208152197 U CN208152197 U CN 208152197U
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- interconnecting piece
- tube body
- sealing bar
- explosion
- municipal works
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Abstract
The utility model provides a kind of explosion-proof drainpipe of municipal works, belongs to municipal works field.It solves the problems, such as that existing explosion-proof water pipe assembling is inconvenient.The explosion-proof drainpipe of this municipal works includes tube body, pillar is cased with outside tube body, there are annular gaps between pillar and tube body, there is tubular junction on tube wall, connecting portion is in gap, through the through-hole offered with interconnecting piece inner cavity face on pillar side wall, sealing bar is equipped in through-hole, interconnecting piece is protruded into sealing bar one end, sealing bar both ends are connected with pillar and interconnecting piece sealing respectively, there is annular convex shoulder on interconnecting piece inner sidewall, run through on interconnecting piece side wall and offer drainage hole, drainage hole is between annular convex shoulder and sealing bar；Spring and steel ball are equipped in interconnecting piece, both ends of the spring offsets with steel ball and sealing bar respectively, and under the action of the spring, steel ball has the trend that tube cavity and drainage hole are offseted and separated with annular convex shoulder.The utility model has the advantages that easy to assembly.
Description
Technical field
The utility model belongs to municipal works field, is related to a kind of drainpipe, especially a kind of explosion-proof draining of municipal works
Pipe.
Background technique
In the prior art, only one general drainage channel of water pipe, water pipe have a maximum drainability, are more than this
Pressure value, water pipe will burst.
For above-mentioned problem, people have been presented for improvement project, a kind of municipal works as disclosed in chinese patent library
Explosion-proof water pipe【Application number：201720608481.3；Authorization Notice No.：CN 206752626 U】, including a drainpipe, row
The outer wall of water pipe is provided with more than one protrusion around the circle of drainpipe one, has associated drain channel, drainpipe among protrusion
Input end one limit baffle ring is installed, the drainage channel inner wall of the drainpipe is provided with the sliding slot of one or more, each
The each protrusion setting of sliding slot face；Every sliding slot of outer wall face of limit baffle ring is respectively provided with a sealing block, sealing block sealing
Sliding slot is provided with more than one drainage hole, drainage hole and the associated drain channel phase in protrusion on the rear side end bottom surface of sliding slot
It is logical, and the water in drainage channel is introduced into associated drain channel, one group of spring, the limit baffle ring are mounted in sliding slot
On sealing block contacted with a side end face of spring, limit baffle ring push the spring compression.
Above-mentioned explosion-proof water pipe is reduced inside drainpipe by the way that the water in drainpipe to be drained into associated drain channel
Pressure.But the explosion-proof water pipe still has a problem that：The both ends of sliding slot are in closed, and sliding slot is in drainpipe
Portion seriously affects the installation of spring.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of explosion-proof row of municipal works
The technical issues of water pipe, solution be how ease of assembly.
The purpose of this utility model can be realized by the following technical scheme：The explosion-proof drainpipe of municipal works, including tube body,
It is characterized in that, being cased with pillar outside the tube body, there are gap between pillar and tube body, gap is annular in shape and coaxial with tube body
Setting, has the interconnecting piece protruded in a tubular form on the side wall of the tube body, and the axis extension side of both interconnecting piece and tube body
To perpendicular, connecting portion is in gap, and interconnecting piece is connected to the inner cavity of both tube bodies, is run through on the side wall of the pillar
The through-hole with the inner cavity face of interconnecting piece is offered, sealing bar is equipped in through-hole, interconnecting piece is protruded into one end of sealing bar, and seals
The both ends of bar are connected with pillar and interconnecting piece sealing respectively, have annular convex shoulder on the inner sidewall of the interconnecting piece, described
Run through on the side wall of interconnecting piece and offer drainage hole, and drainage hole is between annular convex shoulder and sealing bar；The interconnecting piece
Interior to be equipped with spring and steel ball, the both ends of the spring offset with steel ball and sealing bar respectively, and under the action of the spring, steel ball
With the trend that tube cavity and drainage hole are offseted and separated with annular convex shoulder.
In use, steel ball can overcome spring force to sealing bar side under the action of water pressure when the intracorporal hydraulic pressure of pipe is excessively high
To movement, intracorporal water is managed at this time and enters in interconnecting piece and then is drained into gap by drainage hole, to reduce tubular body
Pressure is exploded so that tube body be prevented to be pressurized.
In this drainpipe, the positioning of pillar and spring is disposably completed by sealing bar, to reduce assembling work
Sequence, while the location and installation of pillar is carried out outside tube body again, observes entire assembling process to facilitate operation personnel, thus
Effectively facilitate the assembling of entire drain structure.
In the above-mentioned explosion-proof drainpipe of municipal works, the side wall of the sealing bar is equipped with annular groove, described
Sealing ring is equipped in annular groove, and the lateral wall of sealing ring and the inner sidewall of interconnecting piece offset.Under the action of sealing ring, make
Form reliable sealing between sealing bar and interconnecting piece, water be discharged by drainage hole completely, it is ensured that entire drainage procedure stablize into
Row.
In the above-mentioned explosion-proof drainpipe of municipal works, the sealing bar is close with above-mentioned pillar by welding
Sealing connects.
In the above-mentioned explosion-proof drainpipe of municipal works, the sealing bar, which is located on the end face in interconnecting piece, to be had in column
The guide part of shape protrusion, and above-mentioned spring is set in outside guide part.
In the above-mentioned explosion-proof drainpipe of municipal works, the drainage hole is in vertical bar shape, and the length of drainage hole extends
Direction and interconnecting piece it is axially vertical, the drainage hole at least there are two and along the circumferential direction of interconnecting piece it is uniformly distributed.
In the above-mentioned explosion-proof drainpipe of municipal works, the interconnecting piece and tube body are an integral structure.
Compared with prior art, the explosion-proof drainpipe of this municipal works has the following advantages that：
1, the positioning of pillar and spring is disposably completed by sealing bar, to reduce assembling procedure, while pillar
Location and installation be to be carried out outside tube body again, entire assembling process is observed to facilitate operation personnel, to effectively facilitate whole
The assembling of a drain structure.
2, under the action of guide part, play the role of preferable support guide to spring, with the operation is stable of reinforcement spring
Property, it is ensured that entire pressure leak process, which is stablized, to carry out, and explodes so that drainpipe effectively be avoided to be pressurized.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the explosion-proof drainpipe of this municipal works.
Fig. 2 is the enlarged structure schematic diagram in Fig. 1 at A.
In figure, 1, tube body；1a, interconnecting piece；1b, annular convex shoulder；1c, drainage hole；2, pillar；3, sealing bar；3a, guiding
Portion；4, spring；5, steel ball；6, gap；7, sealing ring.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As depicted in figs. 1 and 2, the explosion-proof drainpipe of this municipal works is by tube body 1, pillar 2, sealing bar 3, spring 4, steel ball 5
Deng composition.
Wherein, 2 sets of pillar outside tube body 1, and in actual use, pillar 2 is identical with the length of both tube bodies 1, and protects
Both ends of the surface of the both ends of the surface of pipe 2 respectively with tube body 1 are flush.The internal diameter of pillar 2 is greater than the outer diameter of tube body 1, i.e., at this point, pillar 2
There are gaps 6 between tube body 1, and gap 6 is annular in shape and is coaxially disposed with tube body 1.
As shown in Figure 1, having the interconnecting piece 1a protruded in a tubular form on the side wall of tube body 1, interconnecting piece 1a and pillar 2 are integrated
Formula structure, and the axis extending direction of 1 the two of interconnecting piece 1a and tube body is perpendicular.Interconnecting piece 1a is located in gap 6, and interconnecting piece
1a is connected to the inner cavity of both tube bodies 1.
As depicted in figs. 1 and 2, through the through-hole offered with the inner cavity face of interconnecting piece 1a, through-hole on the side wall of pillar 2
Interior to be equipped with sealing bar 3, one end of sealing bar 3 stretches out through-hole and simultaneously extend into interconnecting piece 1a, and the both ends of sealing bar 3 respectively with pillar
2 and interconnecting piece 1a sealing is connected.In the present embodiment, the side wall of sealing bar 3 is equipped with annular groove, and annular groove and sealing
Bar 3 is coaxially disposed；Sealing ring 7 is equipped in annular groove, and the lateral wall of sealing ring 7 and the inner sidewall of interconnecting piece 1a offset, and make
Reliable sealing is formed between sealing bar 3 and interconnecting piece 1a.It is preferred that sealing bar 3 by welding respectively with pillar 2 and even
Socket part 1a sealing is connected.
There is annular convex shoulder 1b, annular convex shoulder 1b and interconnecting piece 1a coaxial arrangement on the inner sidewall of interconnecting piece 1a and the two is
Integral structure.Run through on the side wall of interconnecting piece 1a and offer drainage hole 1c, and drainage hole 1c is located at annular convex shoulder 1b and sealing
Between bar 3.It further illustrates, drainage hole 1c is in vertical bar shape, and the axial direction of the length extending direction of drainage hole 1c and interconnecting piece 1a
Vertically, the drainage hole 1c on each interconnecting piece 1a is at least evenly distributed with there are two and along the circumferential direction of interconnecting piece 1a.
As shown in Figure 1, interconnecting piece 1a in be equipped with spring 4 and steel ball 5, the both ends of spring 4 respectively with steel ball 5 and sealing bar 3
It offsets, and under the action of spring 4, steel ball 5, which has, offsets with annular convex shoulder 1b and separate becoming for 1 inner cavity of tube body and drainage hole 1c
Gesture.Further illustrate that there are the guide part 3a for being in the form of a column protrusion, and 4 sets of spring on the end face that sealing bar 3 is located in interconnecting piece 1a
It is located at outside guide part 3a, to improve the stability of the work of spring 4.
In the present embodiment, preferably interconnecting piece 1a is evenly distributed with there are two and along the circumferential direction of tube body 1；Sealing bar 3, spring 4, steel ball
5, the quantity of sealing ring 7 is identical as interconnecting piece 1a and position corresponds.
In use, steel ball 5 can overcome 4 elastic force of spring to sealing bar under the action of water pressure when the hydraulic pressure in tube body 1 is excessively high
3 directions are mobile, and the water in tube body 1 is entered in interconnecting piece 1a and then is drained into gap 6 by drainage hole 1c at this time, to reduce
1 internal pressure of tube body is exploded so that tube body 1 be prevented to be pressurized.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (6)
1. the explosion-proof drainpipe of municipal works, including tube body (1), which is characterized in that be cased with pillar (2), protect outside the tube body (1)
It manages there are gap (6) between (2) and tube body (1), gap (6) annularly and with tube body (1) are coaxially disposed, the tube body (1)
Side wall on there is the interconnecting piece (1a) that protrudes in a tubular form, and the axis extending direction phase of interconnecting piece (1a) and tube body (1) the two
Vertically, interconnecting piece (1a) is located in gap (6), and interconnecting piece (1a) is connected to the inner cavity of both tube bodies (1), the pillar
(2) on side wall through offer with the through-hole of the inner cavity face of interconnecting piece (1a), be equipped with sealing bar (3) in through-hole, sealing bar
(3) one end is protruded into interconnecting piece (1a), and the both ends of sealing bar (3) are connected with pillar (2) and interconnecting piece (1a) sealing respectively, institute
There is annular convex shoulder (1b) on the inner sidewall for the interconnecting piece (1a) stated, the row of offering is run through on the side wall of the interconnecting piece (1a)
Water hole (1c), and drainage hole (1c) is located between annular convex shoulder (1b) and sealing bar (3)；Bullet is equipped in the interconnecting piece (1a)
Spring (4) and steel ball (5), the both ends of the spring (4) offset with steel ball (5) and sealing bar (3) respectively, and in spring (4)
Under effect, steel ball (5) has the trend that tube body (1) inner cavity and drainage hole (1c) are offseted and separated with annular convex shoulder (1b).
2. the explosion-proof drainpipe of municipal works according to claim 1, which is characterized in that the side wall of the sealing bar (3)
It is equipped with annular groove, is equipped with sealing ring (7) in the annular groove, and the lateral wall of sealing ring (7) and interconnecting piece (1a)
Inner sidewall offset.
3. the explosion-proof drainpipe of municipal works according to claim 1 or 2, which is characterized in that the sealing bar (3) passes through
The mode of welding and the sealing of above-mentioned pillar (2) are connected.
4. the explosion-proof drainpipe of municipal works according to claim 1, which is characterized in that the sealing bar (3), which is located at, to be connected
There is the guide part (3a) for being in the form of a column protrusion, and above-mentioned spring (4) is set in guide part (3a) on end face in socket part (1a)
Outside.
5. the explosion-proof drainpipe of municipal works according to claim 1, which is characterized in that the drainage hole (1c) is in vertical bar
Shape, and axially vertical, the described drainage hole (1c) at least two of the length extending direction of drainage hole (1c) and interconnecting piece (1a)
It is a and uniformly distributed along the circumferential direction of interconnecting piece (1a).
6. the explosion-proof drainpipe of municipal works according to claim 1, which is characterized in that the interconnecting piece (1a) and tube body
(1) it is an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820540112.XU CN208152197U (en) | 2018-04-16 | 2018-04-16 | The explosion-proof drainpipe of municipal works |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820540112.XU CN208152197U (en) | 2018-04-16 | 2018-04-16 | The explosion-proof drainpipe of municipal works |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208152197U true CN208152197U (en) | 2018-11-27 |
Family
ID=64378225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820540112.XU Active CN208152197U (en) | 2018-04-16 | 2018-04-16 | The explosion-proof drainpipe of municipal works |
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| Country | Link |
|---|---|
| CN (1) | CN208152197U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737270A (en) * | 2018-12-12 | 2019-05-10 | 河海大学 | A kind of explosion-proof water pipe of municipal works |
| CN110285269A (en) * | 2019-06-22 | 2019-09-27 | 张海江 | One kind transmitting explosion-proof stainless steel tube based on high temperature semiwater gas |
| CN110306640A (en) * | 2019-07-11 | 2019-10-08 | 周纯 | A kind of sewage treatment PVC pipeline |
| CN117128370A (en) * | 2023-10-26 | 2023-11-28 | 太仓濂辉液压器材有限公司 | Engineering machinery explosion-proof hydraulic oil pipe |
-
2018
- 2018-04-16 CN CN201820540112.XU patent/CN208152197U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737270A (en) * | 2018-12-12 | 2019-05-10 | 河海大学 | A kind of explosion-proof water pipe of municipal works |
| CN110285269A (en) * | 2019-06-22 | 2019-09-27 | 张海江 | One kind transmitting explosion-proof stainless steel tube based on high temperature semiwater gas |
| CN110285269B (en) * | 2019-06-22 | 2020-11-06 | 湖州共合管业有限公司 | Explosion-proof stainless steel pipe for high-temperature semi-water gas transmission |
| CN110306640A (en) * | 2019-07-11 | 2019-10-08 | 周纯 | A kind of sewage treatment PVC pipeline |
| CN117128370A (en) * | 2023-10-26 | 2023-11-28 | 太仓濂辉液压器材有限公司 | Engineering machinery explosion-proof hydraulic oil pipe |
| CN117128370B (en) * | 2023-10-26 | 2024-01-30 | 太仓濂辉液压器材有限公司 | Engineering machinery explosion-proof hydraulic oil pipe |
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