CN208694087U - A kind of Expansion Water Seal explosion venting device guiding tube - Google Patents
A kind of Expansion Water Seal explosion venting device guiding tube Download PDFInfo
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- CN208694087U CN208694087U CN201820876416.3U CN201820876416U CN208694087U CN 208694087 U CN208694087 U CN 208694087U CN 201820876416 U CN201820876416 U CN 201820876416U CN 208694087 U CN208694087 U CN 208694087U
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Abstract
The utility model provides a kind of Expansion Water Seal explosion venting device guiding tube, water seal explosion venting device guiding tube includes: short tube, short tube is tightly connected by first flange and explosion venting device, is additionally provided with the first otic placode on short tube, two the first otic placodes are symmetricly set on the lateral wall at left and right sides of first flange；Long tube, long tube upper surface are equipped with second flange, and long tube upper end is equipped with support plate close to the lateral wall of second flange, and four support plates are circumferentially uniformly distributed along the excircle of long tube；The second otic placode is additionally provided on long tube, two the second otic placodes are symmetricly set on the lateral wall of the left and right sides in the middle part of long tube；For being tightly connected long tube and short tube.The long tube of the utility model is supported and fixed on roof by support plate, long tube lower end, which is set on the outside of short tube, forms stretching structure, long tube and short tube pass through reducer union connection and sealing, can very easily the venting of dust explosion component on explosion venting device be overhauled and be replaced, process is simple, it is easy to operate, save man power and material.
Description
Technical field
The utility model belongs to antiknock device technical field, and in particular to a kind of Expansion Water Seal explosion venting device guiding tube.
Background technique
Currently, leaking explosion device and water sealing type fire retardant blowout device are using relatively broad, general installation leaking explosion device and hydrolock resistance
Venting of dust explosion guiding tube is all installed in the place of fiery explosion venting device accordingly.The nozzle of venting of dust explosion guiding tube is typically toward the safety of no fire source
Direction when necessary, need to prevent subsequent explosion, prevent fire in certain special occasions.
In order to preferably achieve the purpose that venting of dust explosion, venting of dust explosion guiding tube are typically mounted at the surface of explosion venting device, pass through room
Circular hole on top extends to the outlet of venting of dust explosion guiding tube outside roof.Since the venting of dust explosion component of explosion venting device is whole device
Pipe fitting component should often carry out detection and the periodic replacement venting of dust explosion component of air-tightness, due on venting of dust explosion component to venting of dust explosion component
Side is equipped with guiding tube, it is therefore desirable to detect and replace to venting of dust explosion component to after guiding tube disassembly.Guiding tube generally has circle
Steel pipe is made, and due to heavier-weight, volume is larger, and when disassembly is extremely inconvenient.It during actual construction, is cement room if it is roof
Top then slings guiding tube in the bottle gouard moved by hands that roof is installed lifting beam, and manually shaken on lifting beam, replaces venting of dust explosion component.Such as
Fruit is color steel plate roof, then can not be in roof supported lifting beam.It then needs to sling guiding tube with crane at this time, venting of dust explosion component is examined
It repairs and replaces.This common guiding tube is the long tube of straight-tube shape, and You Yigen steel tube is made, and explosion venting device uses this guidance
When pipe replacement and maintenance venting of dust explosion component, increases maintenance and replace the work difficulty of venting of dust explosion component, waste manpower, and increase
The cost of construction.
Accordingly, it is desirable to provide a kind of be directed to the insufficient improvement project of the above-mentioned prior art.
Utility model content
The purpose of this utility model is to provide a kind of Expansion Water Seal formula explosion venting device guiding tubes, at least to solve at present
When explosion venting device maintenance and replacement venting of dust explosion component, complex procedures, higher cost, efficiency is lower, inconvenient, waste of manpower and object
The problem of power.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of Expansion Water Seal explosion venting device guiding tube, water seal explosion venting device are located at interior, and explosion venting device is equipped with and draws
The connected venting of dust explosion component of conduit, guiding tube extend to outdoor by the circular hole on roof, which is characterized in that the water seal explosion venting device
Guiding tube includes:
Short tube, the short tube lower surface are equipped with first flange, and the short tube is filled by the first flange and the venting of dust explosion
Set sealed connection；The first otic placode is additionally provided on the short tube, it is left that two first otic placodes are symmetricly set on the first flange
On the lateral wall of right two sides；
Long tube, the long tube upper surface are equipped with second flange, lateral wall of the long tube upper end close to the second flange
It is equipped with support plate, four support plates are circumferentially uniformly distributed along the excircle of the long tube；Is additionally provided on the long tube
Two otic placodes, two second otic placodes are symmetricly set on the lateral wall of the left and right sides in the middle part of the long tube；
The upper end of reducer union, the reducer union is bigger diameter end, and the inner surface of the bigger diameter end is set in the long tube
On the lateral wall of lower end；The lower end of the reducer union is miner diameter end, and the inner surface of the miner diameter end is set on the short tube
On the lateral wall at end；For being tightly connected the long tube and the short tube.
A kind of Expansion Water Seal explosion venting device guiding tube as above, it is preferable that the internal diameter of the long tube is greater than the outer of the short tube
Diameter, the lower end inner surface of the long tube are set in the outer surface of the upper end of short tube, and the long tube and the short tube constitute flexible
Formula structure.
A kind of Expansion Water Seal explosion venting device guiding tube as above, it is preferable that outer diameter of the internal diameter of the long tube than the short tube
Big 2~5mm does not generate biggish friction with the inner wall of long pipe when for guaranteeing sliding on the short tube.
A kind of Expansion Water Seal explosion venting device guiding tube as above, it is preferable that it is logical that first is equipped on two first otic placodes
Hole, two first through hole are each provided at the described one end of first otic placode far from the first flange；Two second otic placodes
On be equipped with the second through-hole, two second through-holes are each provided at the described one end of second otic placode far from the long tube.
A kind of Expansion Water Seal explosion venting device guiding tube as above, it is preferable that the explosion venting device further includes wirerope, institute's steel wire
One end of rope is connected in the first through hole；The other end of the wirerope is connected on second through-hole, the steel wire
Rope is for promoting and fixing the short tube.
A kind of Expansion Water Seal explosion venting device guiding tube as above, it is preferable that the long tube further includes lengths of rebar, the lengths of rebar
Upper surface be connected to the lower surface of the support plate far from one end of the long tube, the lower surface of the lengths of rebar, which extends, to be contradicted
To the surface on the roof, for providing support for the long tube.
A kind of Expansion Water Seal explosion venting device guiding tube as above, it is preferable that the central axes of the lengths of rebar and the long tube are flat
Row.
A kind of Expansion Water Seal explosion venting device guiding tube as above, it is preferable that the distance between lengths of rebar described in any two is big
In the diameter of roof circular hole.
Compared with the immediate prior art, technical solution provided by the utility model has following excellent effect:
The long tube of the utility model is supported and fixed on roof by support plate, and long tube lower end is set on the outside of short tube and is formed
Stretching structure, long tube and short tube pass through reducer union connection and sealing.When overhauling and replacing venting of dust explosion component, variable diameter need to be only unclamped
Bolt on connector, then boosts short tube in long tube, and is fixedly connected with reinforcing bar rope, can very easily fill to venting of dust explosion
The venting of dust explosion component set is overhauled and is replaced, and process is simple, easy to operate, saves man power and material.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
Wherein:
Fig. 1 is the use state diagram of the venting of dust explosion guiding tube of the utility model embodiment；
Fig. 2 is the schematic diagram of the venting of dust explosion guiding tube of the utility model embodiment；
Fig. 3 is the partial enlarged view of Fig. 2 of the utility model embodiment；
Fig. 4 is the top view of the long tube of the utility model embodiment；
Fig. 5 is the top view of the short tube of the utility model embodiment；
Fig. 6 is the schematic diagram of the explosion venting device guiding tube of the utility model embodiment 2；
Fig. 7 is the partial enlarged view of the explosion venting device guiding tube of the utility model embodiment 2.
In figure: 1, explosion venting device；2, short tube；21, first flange；211, the first otic placode；3, quick coupling；31, variable diameter connects
Head；4, long tube；41, second flange；42, support plate；43, the second otic placode；5, stabilizing bracket；6, gap；7, venting of dust explosion component.
Specific embodiment
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.It should be noted that not conflicting
In the case where, the features in the embodiments and the embodiments of the present application can be combined with each other.
In the description of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of description the utility model rather than requires the utility model that must be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.Term used in the utility model " connected ", " connection " shall be understood in a broad sense,
For example, it may be being fixedly connected, may be a detachable connection；It can be directly connected, it can also be indirect by intermediate member
It is connected, for the ordinary skill in the art, can understands the concrete meaning of above-mentioned term as the case may be.
Embodiment 1:
As shown in Figures 1 to 5, the utility model provides a kind of Expansion Water Seal explosion venting device guiding tube, water seal venting of dust explosion dress
It sets 1 and is located at interior, explosion venting device 1 is equipped with the venting of dust explosion component 7 being connected with guiding tube, and guiding tube is extended to by the circular hole on roof
Outdoor, 1 guiding tube of water seal explosion venting device include:
Short tube 2,2 lower surface of short tube are equipped with first flange 21, and short tube 2 is connected by first flange 21 and the sealing of explosion venting device 1
It connects；The first otic placode 211 is additionally provided on short tube 2, two the first otic placodes 211 are symmetricly set on the outside of 21 left and right sides of first flange
On wall.
Long tube 4,4 upper surface of long tube are equipped with second flange 41, and 4 upper end of long tube is set on the lateral wall of second flange 41
There is support plate 42, four support plates 42 are circumferentially uniformly distributed along the excircle of long tube 4；It is additionally provided with the second otic placode 43 on long tube 4, two
A second otic placode 43 is symmetricly set on the lateral wall of the left and right sides at 4 middle part of long tube.
Reducer union 31, the upper end of reducer union 31 are bigger diameter end, and the inner surface of bigger diameter end is set in the outer of 4 lower end of long tube
On side wall；The lower end of reducer union 31 is miner diameter end, and the inner surface of miner diameter end is set on the lateral wall of 2 upper end of short tube；For
It is tightly connected long tube 4 and short tube 2.
Specific embodiment according to the present utility model, the internal diameter of long tube 4 are greater than the outer diameter of short tube 2, in the lower end of long tube 4
Surface is set in the outer surface of 2 upper end of short tube, and long tube 4 and short tube 2 constitute telescopic structure.The internal diameter of long tube 4 is outer than short tube 2
Big 2~the 5mm of diameter (for example, 2.25mm, 2.5mm, 3mm, 3.25mm, 3.5mm, 4mm, 4.25mm, 4.5mm), for guaranteeing short tube
Sliding 4 inner wall of Shi Buyu long tube generates biggish friction on 2.First through hole is equipped on two the first otic placodes 211, two first logical
Hole is each provided at first one end of otic placode 211 far from first flange 21；It is equipped with the second through-hole on two the second otic placodes 43, two
Two through-holes are each provided at second one end of otic placode 43 far from long tube 4.Explosion venting device 1 further includes wirerope, and one end of institute's wirerope connects
It connects in first through hole；The other end of wirerope is connected on the second through-hole, and wirerope is for promoting and fixing short tube 2.
Specific embodiment according to the present utility model, long tube 4 further include lengths of rebar, and the upper surface of lengths of rebar is connected to support
The one end of the lower surface of plate 42 far from long tube 4, the lower surface of lengths of rebar, which extends, to be contradicted to the surface on roof, for being long tube 4
Support is provided.The axis parallel of lengths of rebar and long tube 4.The distance between any two lengths of rebar is greater than the straight of roof circular hole
Diameter, consequently facilitating avoiding marginal portion weaker around roof hole.
As shown in figure 3, specific embodiment according to the present utility model unclamps reducer union 31 when replacing venting of dust explosion component 7
On bolt, push up short tube 2, protrude into the upper end of short tube 2 in long tube 4, short tube 2 be reduced to first flange 21 contradict long tube 4
Lower end surface until, then with reinforcing bar rope pass through the first otic placode 211 on hole and the second otic placode 43 on hole, the otic placode of two sides
It is installed with reinforcing bar rope, short tube 2 is fixed on long tube 4, venting of dust explosion component 7 can be replaced.
Specific embodiment according to the present utility model, the utility model is other than it can be used reducer union 31 and connect, also
It can be connected using encircling type quick coupling.Other than long tube 4 fixed by the way of above-mentioned 42 welded reinforcement section of support plate,
It can also be fixed using stabilizing bracket 5.Specific connection and the fixation of long tube 4 are as follows, and long tube 4 and short tube 2 are hollow steel
Pipe, the outer diameter of short tube 2 is 2~5mm smaller than the internal diameter of long tube 4, and in actual installation, short tube 2 and first flange 21 are welded, the first method
Orchid 21 is connected with the third flange on explosion venting device 1 by bolt.The upper end of long tube 4 is welded with second flange 41, second flange 41
On the end face for riding upon stabilizing bracket 5, the upright bar of stabilizing bracket 5 is fixed on roof.Long tube 4 reaches vacant state, hanging weight
Support force of the power by stabilizing bracket 5 to second flange 41 is offset.The lower end cap of long tube 4 is in 2 outside (that is 4 He of long tube of short tube
Short tube 2 forms piston structure), the upper surface of short tube 2 is higher by 5~10mm than the lower end surface of long tube 4.The friendship of short tube 2 and long tube 4
Use the connection of encircling type wrench adapter, circlip of the connector with two circle Wrench-types, respectively the first circlip, the second card instead in the place of connecing
Spring.Wherein the first circlip is set in the contact position of connector Yu long tube 4, compresses spanner.Second circlip is located at connector and short tube 2
Contact position compresses spanner.Butadiene-styrene rubber is set in connector, the position that center tap top is contacted with long tube 4 is equipped with one layer of butylbenzene
Rubber, the position that connector lower part is contacted with short tube 2 are equipped with two layers of butadiene-styrene rubber.In connector, the overall thickness of the butadiene-styrene rubber of lower part
It is 10~20mm thicker than the overall thickness of the butadiene-styrene rubber on top (namely 1~2mm thicker than the wall thickness of duct wall).Due to short tube 2
Outer diameter is smaller than the outer diameter of long tube 4, this gap is made up with butadiene-styrene rubber, so as to reach the mesh that short tube 2 and long tube 4 seal
, while in turn ensuring the connection of long tube 4 Yu short tube 2.When overhauling and replacing venting of dust explosion component 7, Panasonic's encircling type spanner is connect
Spanner on head backs out the bolt on the connector, removes the third flange on short tube 2 in first flange 21 and venting of dust explosion component 7
Bolt.Encircling type connector is removed, only needs to push up short tube 2 at this time, moves the top of short tube 2 in long tube 4, in this way
Operating space is formed between short tube 2 and explosion venting device 1.By the support of short tube 2 it is fixed after, so that it may carry out maintenance and
The step of replacing venting of dust explosion component 7.
Embodiment 2:
As shown in Figure 6, Figure 7, a kind of Expansion Water Seal explosion venting device guiding tube, water seal explosion venting device 1 are located at interior, let out
Quick-fried device 1 is equipped with the venting of dust explosion component 7 being connected with guiding tube, and guiding tube extends to outdoor (roof guidance by the circular hole on roof
It can generally be equipped with a rain cover above nozzle, a rain cap can be welded under normal conditions), 1 guiding tube packet of water seal explosion venting device
It includes:
The lower surface of first flange 21, first flange 21 is connect with the upper end of venting of dust explosion component 7.7 upper end of venting of dust explosion component is equipped with
Third flange, the upper surface of third flange are connect (that is, the third on venting of dust explosion component 7 with the lower surface of first flange 21
First flange 21 on flange and short tube 2 passes through bolt tightening connection).
Short tube 2, for short tube 2 at hollow cylindrical, the lower end outer surface of short tube 2 is connected to the center hole of first flange 21
On surface, the central axes of short tube 2 and horizontal plane, short tube 2 are used to provide conveniently for replacement venting of dust explosion component 7.The length of short tube 2
For 280-320mm (such as 285mm, 290mm, 295mm, 300mm, 305mm, 310mm, 315mm)；Preferably, the length of short tube 2
Degree is 300mm.
Second flange 41, the lower surface of second flange 41 contradict the upper surface of the stabilizing bracket 5 on outdoor roof, stabilizing bracket 5
It is fixed on roof, for supporting long tube 4, long tube 4 is allowed to be in vacant state.Long tube 4 naturally droops the gravity of generation, by steady
Gu frame 5 is cancelled out each other to the support force of 4 upper end second flange 41 of long tube.
Long tube 4, long tube 4 are in hollow cylindrical, and the upper end outer surface of long tube 4 is connected to the center hole of second flange 41
On surface, the central axes of long tube 4 are overlapped with the central axes of short tube 2, and the internal diameter of long tube 4 is equal to the internal diameter of short tube 2, long tube 4 it is outer
Diameter is equal to the outer diameter of short tube 2, is convenient for the connection of long tube 4 and short tube 2 in this way, along perpendicular between the lower end of long tube 4 and the upper end of short tube 2
Histogram is to there are one section of gaps 6.This portion void 6 is the core of entire guiding tube, and exactly this section of gap 6 is just explosion venting device 1
When overhauling and replacing venting of dust explosion component 7, the bolt on quick coupling 3 and short tube 2 and 7 junction flange of venting of dust explosion component is unclamped, so
Short tube 2 is released afterwards, removes and provides convenience.The spacing in gap 6 be 180-220mm (such as 185mm, 190mm, 195mm,
200mm,205mm,210mm,215mm).Preferably, the spacing in gap 6 is 200mm.
Quick coupling 3, quick coupling 3 are in hollow cylindrical, the upper end appearance of quick coupling 3 lower end inner surface and short tube 2
Face is connected, and the upper end inner surface of quick coupling 3 is connected with the lower end outer surface of long tube 4, and quick coupling 3 is used in short tube 2 and length
Closed space is formed between pipe 4.Quick coupling 3 is DN900 type quick coupling 3.
Embodiment according to the present utility model, on the outdoor roof that stabilizing bracket 5 is located at, and stabilizing bracket 5 includes end face and vertical
Bar.End face is annulus made of being bent as one section of reinforcing bar.The internal diameter of end face is greater than the outer diameter of long tube 4, wears convenient for 4 lower end of long tube
Enter in end face.The outer diameter of end face is less than the outer diameter of second flange 41, convenient for stopping to accept second flange 41, to provide support.
The upper surface of upright bar is connected to the lower surface of end face, and the lower end of upright bar is fixed on roof surface, and four upright bars are along the week of end face
To being uniformly distributed.The angle of four upright bars and end-section axis be 20-40 ° (such as 23 °, 26 °, 29 °, 32 °, 35 °, 38 °,
40 °), the diameter that the lower end minimum point of four upright bars is formed by disc is greater than the diameter of roof circular hole, convenient for avoiding roof circle
Bore edges vulnerable area.Preferably, the angle of upright bar and end-section axis is 30 °.
Embodiment 2 according to the present utility model, it should be noted that the stabilizing bracket 5 that the utility model embodiment 2 provides removes
It can be outside the feature mentioned in embodiment 1, can also be the stabilizing bracket 5 with following characteristics:
1, the end face of stabilizing bracket 5 is welded into square shape by four sections of angle bar (angle iron), and square inside side length is bigger
In the outer surface diameter of long tube 4, it is slightly less than the outer diameter of second flange 41.While penetrating in end face convenient for the lower end of long tube 4,
It plays a supporting role again to long tube 4.The upright bar of stabilizing bracket 5 is welded on four angles of end face square by four sections of angle bar, and vertical
Bar is parallel to the axis of end face.
2, the end face of stabilizing bracket 5 is bent into square shape by four sections of reinforcing bars, and square inside side length is slightly larger than long tube 4
Outer surface diameter is slightly less than the outer diameter of second flange 41.While penetrating in end face convenient for the lower end of long tube 4, and long tube 4 is risen
To supporting role.The upright bar of stabilizing bracket 5 is by four sections of reinforcement weldings at four angles of end face square, and upright bar is parallel to end face
Axis.
3, stabilizing bracket 5 is a hollow and cylinder that both ends are bottomless, and the internal diameter of stabilizing bracket 5 is straight slightly larger than the outer surface of long tube 4
Diameter, the outer diameter of stabilizing bracket 5 are slightly less than the outer diameter of second flange 41.While penetrating in end face convenient for the lower end of long tube 4, and to length
Pipe 4 is played a supporting role.
Analysis it is found that compared with prior art, the utility model has the beneficial effects that:
The long tube 4 of the utility model is supported on roof by stabilizing bracket 5, and one section of gap is equipped between long tube 4 and short tube 2
6, long tube 4 and short tube 2 pass through 3 connection and sealing of quick coupling.When overhauling and replacing venting of dust explosion component 7, fast quick access need to be only unclamped
First 3 and short tube 2 and 7 junction flange of venting of dust explosion component on bolt, then short tube 2 is released, is removed, can be very easily to letting out
Venting of dust explosion component 7 on quick-fried device 1 is overhauled and is replaced, and process is simple, easy to operate, saves man power and material.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of Expansion Water Seal explosion venting device guiding tube, water seal explosion venting device is located at interior, and explosion venting device is equipped with and guidance
The connected venting of dust explosion component of pipe, guiding tube extend to outdoor by the circular hole on roof, which is characterized in that the water seal explosion venting device draws
Conduit includes:
Short tube, the short tube lower surface are equipped with first flange, and the short tube is close by the first flange and the explosion venting device
Envelope connection；The first flange being connected on the short tube is equipped with the first otic placode, and two first otic placodes are symmetricly set on described
On lateral wall at left and right sides of first flange；
Long tube, the long tube upper surface are equipped with second flange, and the long tube upper end is set on the lateral wall of the second flange
There is support plate, four support plates are circumferentially uniformly distributed along the excircle of the long tube；The second ear is additionally provided on the long tube
Plate, two second otic placodes are symmetricly set on the lateral wall of the left and right sides in the middle part of the long tube；
The upper end of reducer union, the reducer union is bigger diameter end, and the inner surface of the bigger diameter end is set in the long tube lower end
Lateral wall on；The lower end of the reducer union is miner diameter end, and the inner surface of the miner diameter end is set in the upper end of short tube
On lateral wall；For being tightly connected the long tube and the short tube.
2. a kind of Expansion Water Seal explosion venting device guiding tube as described in claim 1, which is characterized in that the internal diameter of the long tube
Greater than the outer diameter of the short tube, the lower end inner surface of the long tube is set in the outer surface of the upper end of short tube, the long tube with
The short tube constitutes telescopic structure.
3. a kind of Expansion Water Seal explosion venting device guiding tube as described in claim 1, which is characterized in that the internal diameter of the long tube
It is 2~5mm bigger than the outer diameter of the short tube, when for guaranteeing sliding on the short tube biggish rub is not generated with the inner wall of long pipe
It wipes.
4. a kind of Expansion Water Seal explosion venting device guiding tube as described in claim 1, which is characterized in that two first ears
First through hole is equipped on plate, two first through hole are each provided at the described one end of first otic placode far from the first flange；
The second through-hole is equipped on two second otic placodes, two second through-holes are each provided at second otic placode far from the length
One end of pipe.
5. a kind of Expansion Water Seal explosion venting device guiding tube as claimed in claim 4, which is characterized in that the explosion venting device is also
Including wirerope, one end of institute's wirerope is connected in the first through hole；The other end of the wirerope is connected to described
On two through-holes, the wirerope is for promoting and fixing the short tube.
6. a kind of Expansion Water Seal explosion venting device guiding tube as described in claim 1, which is characterized in that the long tube further includes
Lengths of rebar, the upper surface of the lengths of rebar are connected to the lower surface of the support plate far from one end of the long tube, the reinforcing bar
The lower surface of section, which extends, to be contradicted to the surface on the roof, for providing support for the long tube.
7. a kind of Expansion Water Seal explosion venting device guiding tube as claimed in claim 6, which is characterized in that the lengths of rebar and institute
State the axis parallel of long tube.
8. a kind of Expansion Water Seal explosion venting device guiding tube as claimed in claim 6, which is characterized in that steel described in any two
The distance between muscle section is greater than the diameter of roof circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820876416.3U CN208694087U (en) | 2018-06-03 | 2018-06-03 | A kind of Expansion Water Seal explosion venting device guiding tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820876416.3U CN208694087U (en) | 2018-06-03 | 2018-06-03 | A kind of Expansion Water Seal explosion venting device guiding tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208694087U true CN208694087U (en) | 2019-04-05 |
Family
ID=65935919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820876416.3U Active CN208694087U (en) | 2018-06-03 | 2018-06-03 | A kind of Expansion Water Seal explosion venting device guiding tube |
Country Status (1)
| Country | Link |
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| CN (1) | CN208694087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678944A (en) * | 2020-11-25 | 2021-04-20 | 浙江鸿裕环保科技有限公司 | Energy-saving purification device for water pool |
-
2018
- 2018-06-03 CN CN201820876416.3U patent/CN208694087U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678944A (en) * | 2020-11-25 | 2021-04-20 | 浙江鸿裕环保科技有限公司 | Energy-saving purification device for water pool |
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