CN210344560U - Small-pipe-diameter pre-embedded protective airtight wall bushing plugging structure - Google Patents
Small-pipe-diameter pre-embedded protective airtight wall bushing plugging structure Download PDFInfo
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- CN210344560U CN210344560U CN201921102998.0U CN201921102998U CN210344560U CN 210344560 U CN210344560 U CN 210344560U CN 201921102998 U CN201921102998 U CN 201921102998U CN 210344560 U CN210344560 U CN 210344560U
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- pipe
- wall bushing
- pipe hoop
- plugging part
- hoop
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Abstract
The utility model provides a pre-buried airtight wall bushing block structure of protection of small pipe diameter, relates to the civil air defense engineering field, including pre-buried wall bushing in the wall body, the pipe hoop of welding on the pipe orifice terminal surface of wall bushing outside to and the stopcock of screw thread grafting in the pipe hoop. The inner side ring surface of the inner surface of the pipe hoop is a smooth surface, and the outer side ring surface is sleeved with internal threads to be a threaded surface; the inner diameter of the pipe hoop is 3-5 mm smaller than that of the wall bushing. The pipe plug comprises a round block-shaped plugging part and a square block-shaped handle welded at the center of the outer side surface of the plugging part; the ring surface of the plugging part is sleeved with external threads, and the outer diameter of the plugging part is matched with the inner diameter of the pipe hoop. The pipe plug plugging part is inserted in the thread surface of the pipe hoop corresponding to the thread, and the thickness of the plugging part is the same as the width of the thread surface. The smooth surface of the pipe clamp has the same width as the threaded surface. The outer surface of the pipe hoop exceeds the outer surface of the wall bushing by 10-20 mm. The utility model provides a redundant pre-buried wall bushing shutoff is wasted time and energy, the big problem of the construction degree of difficulty.
Description
Technical Field
The utility model relates to a civil air defense engineering field, especially a pre-buried airtight wall bushing block structure of protection of small pipe diameter.
Background
All electrical pipelines and water supply and drainage pipes which penetrate through the protective airtight wall in civil air defense engineering need to be pre-embedded with protective airtight wall bushing pipes, protective airtight measures should be taken, the pre-embedded protective airtight wall bushing pipes are usually designed to be pre-embedded according to the conditions of various professional pipelines, certain redundancy exists, the redundant wall bushing pipes are generally plugged by the same plugging method (filling epoxy resin, airtight fireproof mortar and the like) as the threading bushing pipes, time and labor are wasted, and the construction difficulty is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pre-buried airtight wall bushing block structure of protection of tubule footpath will solve the pre-buried wall bushing block of redundant time and energy consuming, the big problem of the construction degree of difficulty.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a pre-buried airtight wall bushing block structure of protection of small footpath, the internal diameter of wall bushing is less than or equal to 100mm, includes pre-buried wall bushing in the wall body, welds the ferrule on wall bushing outside mouth of pipe terminal surface to and the stopcock of screw thread grafting in the ferrule.
The inner side ring surface of the inner surface of the pipe hoop is a smooth surface, and the outer side ring surface is sleeved with internal threads to form a threaded surface; the inner diameter of the pipe hoop is smaller than the inner diameter of the wall bushing by 3-5 mm.
The pipe plug comprises a round block-shaped plugging part and a square block-shaped handle welded at the center of the outer side surface of the plugging part; the ring surface of the plugging part is sleeved with external threads, and the outer diameter of the plugging part is matched with the inner diameter of the pipe hoop.
The pipe plug plugging part is inserted in the thread surface of the pipe hoop corresponding to the thread, and the thickness of the plugging part is the same as the width of the thread surface.
The smooth surface of the pipe hoop has the same width as the thread surface.
The outer surface of the pipe hoop exceeds the outer surface of the wall bushing by 10-20 mm.
And the inner end surface of the pipe hoop is connected with the end surface of the outer pipe port of the wall bushing in a one-side welding mode.
The center of the outer end face of the handle of the pipe plug is connected with a pull ring.
And a circle of water stop ring is vertically welded on the outer surface of the wall bushing.
And the water stop ring and the outer surface of the wall bushing are welded on two sides.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
for plugging the small-caliber wall bushing, the utility model adopts a mode of combining the pipe hoop and the pipe plug, the pipe hoop is welded with the single side of the outer side of the wall bushing, the welding is convenient, the connection is firm, the pipe plug is inserted in the pipe hoop by screw thread, the connection is convenient and fast, and the installation and the disassembly are convenient; the inner annular surface of the pipe hoop is a smooth surface, the outer annular surface is a threaded surface, the threaded surface is used for being in threaded connection with the pipe plug, the threaded connection width between the pipe plug and the pipe hoop is ensured, namely the connection strength between the pipe plug and the pipe hoop is ensured, and the pipe plug is designed to be a half-threaded surface, so that the pipe plug is prevented from being completely screwed into the pipe plug under the action of external shock waves, and the pipe plug is inconvenient to remove at a later stage; the inner diameter of the pipe hoop penetrates through the inner diameter of the wall bushing, and the end faces of the pipe hoop and the wall bushing are abutted, so that the capability of bearing axial shock waves is enhanced; the pipe plug is provided with a square block handle and a pull ring, so that the later-stage disassembly of the pipe plug is facilitated.
The utility model discloses but wide application is in civil air defense engineering.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals: the pipe comprises 1-wall bushing, 2-pipe hoop, 3-pipe plug, 4-pull ring, 5-water stop ring and 6-wall body.
Detailed Description
Referring to fig. 1, the inner diameter of the wall bushing of the present invention is less than or equal to 100mm, and the wall bushing is a hot-dip galvanized steel pipe, and a small-diameter pre-buried protective airtight wall bushing plugging structure includes a wall bushing 1 pre-buried in a wall 6, a pipe hoop 2 welded on an outer pipe end surface of the wall bushing 1, and a pipe plug 3 screwed into the pipe hoop 2; the inner side ring surface of the inner surface of the pipe hoop 2 is a smooth surface, and the outer side ring surface is sleeved with internal threads to be a threaded surface; the inner diameter of the pipe hoop 2 is 3-5 mm smaller than that of the wall bushing 1; the pipe plug 3 comprises a round block-shaped plugging part and a square block-shaped handle welded at the center of the outer side surface of the plugging part; the ring surface of the plugging part is sleeved with an external thread, and the outer diameter of the plugging part is matched with the inner diameter of the pipe hoop 2; the plugging part of the pipe plug 3 is correspondingly screwed and inserted at the thread surface of the pipe hoop 2, and the thickness of the plugging part is the same as the width of the thread surface; the width of the smooth surface and the width of the thread surface of the pipe hoop 2 are the same; the outer surface of the pipe hoop 2 exceeds the outer surface of the wall bushing 1 by 10-20 mm; the inner end surface of the pipe hoop 2 is connected with the end surface of the outer pipe port of the wall bushing 1 in a one-side welding mode; the center of the outer end face of the handle of the pipe plug 3 is connected with a pull ring 4; a circle of water stop ring 5 is vertically welded on the outer surface of the wall bushing 1; and the water stop ring 5 and the outer surface of the wall bushing 1 are welded on two sides.
The utility model discloses a working process: the wall bushing is located the building outer wall upstream face and extends the building outer wall promptly shock wave direction's a port, the one end that is located the surface of a back side flushes with the building outer wall surface of a back side mutually, when carrying out the shutoff after the wall bushing is pre-buried, with the ferrule welding on wall bushing's outward appearance mouth terminal surface, then twist the stopcock spiral in the stopcock and can accomplish the wall bushing shutoff, if need reuse the wall bushing threading after the shutoff, only need with the stopcock follow the ferrule twist out can, moreover, the steam generator is simple in operation, and is convenient and fast.
Claims (7)
1. The utility model provides a pre-buried airtight wall bushing block structure of protection of small pipe footpath, the internal diameter of wall bushing is less than or equal to 100mm, its characterized in that: the wall-penetrating pipe comprises a wall-penetrating sleeve (1) pre-buried in a wall body (6), a pipe hoop (2) welded on the end face of a pipe orifice at the outer side of the wall-penetrating sleeve (1), and a pipe plug (3) in threaded connection in the pipe hoop (2);
the inner side ring surface of the inner surface of the pipe hoop (2) is a smooth surface, and the outer side ring surface is sleeved with internal threads to be a threaded surface; the inner diameter of the pipe hoop (2) is 3-5 mm smaller than that of the wall bushing (1);
the pipe plug (3) comprises a round block-shaped plugging part and a square block-shaped handle welded at the center of the outer side surface of the plugging part; the ring surface of the plugging part is sleeved with an external thread, and the outer diameter of the plugging part is matched with the inner diameter of the pipe hoop (2);
the plugging part of the pipe plug (3) is correspondingly inserted at the thread surface of the pipe hoop (2) in a threaded manner, and the thickness of the plugging part is the same as the width of the thread surface.
2. The small-caliber pre-buried protective airtight wall bushing plugging structure as claimed in claim 1, wherein: the smooth surface of the pipe hoop (2) has the same width as the thread surface.
3. The small-caliber pre-buried protective airtight wall bushing plugging structure as claimed in claim 1, wherein: the outer surface of the pipe hoop (2) exceeds the outer surface of the wall bushing (1) by 10-20 mm.
4. The small-caliber pre-buried protective airtight wall bushing plugging structure as claimed in claim 1, wherein: the inner end face of the pipe hoop (2) is connected with the outer pipe port end face of the wall bushing (1) in a one-side welding mode.
5. The small-caliber pre-buried protective airtight wall bushing plugging structure as claimed in claim 1, wherein: the center of the outer end face of the handle of the pipe plug (3) is connected with a pull ring (4).
6. The small-caliber embedded protective airtight wall bushing plugging structure as claimed in any one of claims 1 to 5, wherein: and a circle of water stop ring (5) is vertically welded on the outer surface of the wall bushing (1).
7. The small-caliber pre-embedded protective airtight wall bushing plugging structure as claimed in claim 6, wherein: and the water stop ring (5) is welded with the outer surface of the wall bushing (1) on two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921102998.0U CN210344560U (en) | 2019-07-15 | 2019-07-15 | Small-pipe-diameter pre-embedded protective airtight wall bushing plugging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921102998.0U CN210344560U (en) | 2019-07-15 | 2019-07-15 | Small-pipe-diameter pre-embedded protective airtight wall bushing plugging structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210344560U true CN210344560U (en) | 2020-04-17 |
Family
ID=70196937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921102998.0U Expired - Fee Related CN210344560U (en) | 2019-07-15 | 2019-07-15 | Small-pipe-diameter pre-embedded protective airtight wall bushing plugging structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210344560U (en) |
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2019
- 2019-07-15 CN CN201921102998.0U patent/CN210344560U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |